functions.php

   1 <?php
   2
   3 /*      if ($_GET["debug"]) {
   4                 define('DEFAULT_ERROR_LEVEL', E_ALL);
   5         } else {
   6                 define('DEFAULT_ERROR_LEVEL', E_ERROR | E_WARNING | E_PARSE);
   7         } */
   8
   9         require_once 'config.php';
  10
  11         if (DB_TYPE == "pgsql") {
  12                 define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE');
  13         } else {
  14                 define('SUBSTRING_FOR_DATE', 'SUBSTRING');
  15         }
  16
  17         /**
  18          * Return available translations names.
  19          *
  20          * @access public
  21          * @return array A array of available translations.
  22          */
  23         function get_translations() {
  24                 $tr = array(
  25                                         "auto"  => "Detect automatically",
  26                                         "en_US" => "English",
  27                                         "fr_FR" => "Français",
  28                                         "hu_HU" => "Magyar (Hungarian)",
  29                                         "nb_NO" => "Norwegian bokmål",
  30                                         "ru_RU" => "Русский",
  31                                         "pt_BR" => "Portuguese/Brazil",
  32                                         "zh_CN" => "Simplified Chinese");
  33
  34                 return $tr;
  35         }
  36
  37         if (ENABLE_TRANSLATIONS == true) { // If translations are enabled.
  38                 require_once "accept-to-gettext.php";
  39                 require_once "gettext/gettext.inc";
  40
  41                 function startup_gettext() {
  42
  43                         # Get locale from Accept-Language header
  44                         $lang = al2gt(array_keys(get_translations()), "text/html");
  45
  46                         if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
  47                                 $lang = _TRANSLATION_OVERRIDE_DEFAULT;
  48                         }
  49
  50                         if ($_COOKIE["ttrss_lang"] && $_COOKIE["ttrss_lang"] != "auto") {
  51                                 $lang = $_COOKIE["ttrss_lang"];
  52                         }
  53
  54                         if ($lang) {
  55                                 if (defined('LC_MESSAGES')) {
  56                                         _setlocale(LC_MESSAGES, $lang);
  57                                 } else if (defined('LC_ALL')) {
  58                                         _setlocale(LC_ALL, $lang);
  59                                 } else {
  60                                         die("can't setlocale(): please set ENABLE_TRANSLATIONS to false in config.php");
  61                                 }
  62                                 _bindtextdomain("messages", "locale");
  63                                 _textdomain("messages");
  64                                 _bind_textdomain_codeset("messages", "UTF-8");
  65                         }
  66                 }
  67
  68                 startup_gettext();
  69
  70         } else { // If translations are enabled.
  71                 function __($msg) {
  72                         return $msg;
  73                 }
  74                 function startup_gettext() {
  75                         // no-op
  76                         return true;
  77                 }
  78         } // If translations are enabled.
  79
  80         require_once 'db-prefs.php';
  81         require_once 'compat.php';
  82         require_once 'errors.php';
  83         require_once 'version.php';
  84
  85         require_once 'phpmailer/class.phpmailer.php';
  86
  87         define('MAGPIE_USER_AGENT_EXT', ' (Tiny Tiny RSS/' . VERSION . ')');
  88         define('MAGPIE_OUTPUT_ENCODING', 'UTF-8');
  89
  90         require_once "simplepie/simplepie.inc";
  91         require_once "magpierss/rss_fetch.inc";
  92         require_once 'magpierss/rss_utils.inc';
  93
  94         /**
  95          * Print a timestamped debug message.
  96          *
  97          * @param string $msg The debug message.
  98          * @return void
  99          */
 100         function _debug($msg) {
 101                 $ts = strftime("%H:%M:%S", time());
 102                 if (function_exists('posix_getpid')) {
 103                         $ts = "$ts/" . posix_getpid();
 104                 }
 105                 print "[$ts] $msg\n";
 106         } // function _debug
 107
 108         /**
 109          * Purge a feed old posts.
 110          *
 111          * @param mixed $link A database connection.
 112          * @param mixed $feed_id The id of the purged feed.
 113          * @param mixed $purge_interval Olderness of purged posts.
 114          * @param boolean $debug Set to True to enable the debug. False by default.
 115          * @access public
 116          * @return void
 117          */
 118         function purge_feed($link, $feed_id, $purge_interval, $debug = false) {
 119
 120                 if (!$purge_interval) $purge_interval = feed_purge_interval($link, $feed_id);
 121
 122                 $rows = -1;
 123
 124                 $result = db_query($link,
 125                         "SELECT owner_uid FROM ttrss_feeds WHERE id = '$feed_id'");
 126
 127                 $owner_uid = false;
 128
 129                 if (db_num_rows($result) == 1) {
 130                         $owner_uid = db_fetch_result($result, 0, "owner_uid");
 131                 }
 132
 133                 if (!$owner_uid) return;
 134
 135                 $purge_unread = get_pref($link, "PURGE_UNREAD_ARTICLES",
 136                         $owner_uid, false);
 137
 138                 if (!$purge_unread) $query_limit = " unread = false AND ";
 139
 140                 if (DB_TYPE == "pgsql") {
 141 /*                      $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
 142                                 marked = false AND feed_id = '$feed_id' AND
 143                                 (SELECT date_entered FROM ttrss_entries WHERE
 144                                         id = ref_id) < NOW() - INTERVAL '$purge_interval days'"); */
 145
 146                         $pg_version = get_pgsql_version($link);
 147
 148                         if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) {
 149
 150                                 $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
 151                                         ttrss_entries.id = ref_id AND
 152                                         marked = false AND
 153                                         feed_id = '$feed_id' AND
 154                                         $query_limit
 155                                         ttrss_entries.date_entered < NOW() - INTERVAL '$purge_interval days'");
 156
 157                         } else {
 158
 159                                 $result = db_query($link, "DELETE FROM ttrss_user_entries
 160                                         USING ttrss_entries
 161                                         WHERE ttrss_entries.id = ref_id AND
 162                                         marked = false AND
 163                                         feed_id = '$feed_id' AND
 164                                         $query_limit
 165                                         ttrss_entries.date_entered < NOW() - INTERVAL '$purge_interval days'");
 166                         }
 167
 168                         $rows = pg_affected_rows($result);
 169
 170                 } else {
 171
 172 /*                      $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
 173                                 marked = false AND feed_id = '$feed_id' AND
 174                                 (SELECT date_entered FROM ttrss_entries WHERE
 175                                         id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */
 176
 177                         $result = db_query($link, "DELETE FROM ttrss_user_entries
 178                                 USING ttrss_user_entries, ttrss_entries
 179                                 WHERE ttrss_entries.id = ref_id AND
 180                                 marked = false AND
 181                                 feed_id = '$feed_id' AND
 182                                 $query_limit
 183                                 ttrss_entries.date_entered < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
 184
 185                         $rows = mysql_affected_rows($link);
 186
 187                 }
 188
 189                 if ($debug) {
 190                         _debug("Purged feed $feed_id ($purge_interval): deleted $rows articles");
 191                 }
 192         } // function purge_feed
 193
 194         /**
 195          * Purge old posts from old feeds.
 196          *
 197          * @param mixed $link A database connection
 198          * @param boolean $do_output Set to true to enable printed output, false by default.
 199          * @param integer $limit The maximal number of removed posts.
 200          * @access public
 201          * @return void
 202          */
 203         function global_purge_old_posts($link, $do_output = false, $limit = false) {
 204
 205                 $random_qpart = sql_random_function();
 206
 207                 if ($limit) {
 208                         $limit_qpart = "LIMIT $limit";
 209                 } else {
 210                         $limit_qpart = "";
 211                 }
 212
 213                 $result = db_query($link,
 214                         "SELECT id,purge_interval,owner_uid FROM ttrss_feeds
 215                                 ORDER BY $random_qpart $limit_qpart");
 216
 217                 while ($line = db_fetch_assoc($result)) {
 218
 219                         $feed_id = $line["id"];
 220                         $purge_interval = $line["purge_interval"];
 221                         $owner_uid = $line["owner_uid"];
 222
 223                         if ($purge_interval == 0) {
 224
 225                                 $tmp_result = db_query($link,
 226                                         "SELECT value FROM ttrss_user_prefs WHERE
 227                                                 pref_name = 'PURGE_OLD_DAYS' AND owner_uid = '$owner_uid'");
 228
 229                                 if (db_num_rows($tmp_result) != 0) {
 230                                         $purge_interval = db_fetch_result($tmp_result, 0, "value");
 231                                 }
 232                         }
 233
 234                         if ($do_output) {
 235 //                              print "Feed $feed_id: purge interval = $purge_interval\n";
 236                         }
 237
 238                         if ($purge_interval > 0) {
 239                                 purge_feed($link, $feed_id, $purge_interval, $do_output);
 240                         }
 241                 }
 242
 243                 // purge orphaned posts in main content table
 244                 $result = db_query($link, "DELETE FROM ttrss_entries WHERE
 245                         (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
 246
 247                 if ($do_output) {
 248                         $rows = db_affected_rows($link, $result);
 249                         _debug("Purged $rows orphaned posts.");
 250                 }
 251
 252         } // function global_purge_old_posts
 253
 254         function feed_purge_interval($link, $feed_id) {
 255
 256                 $result = db_query($link, "SELECT purge_interval, owner_uid FROM ttrss_feeds
 257                         WHERE id = '$feed_id'");
 258
 259                 if (db_num_rows($result) == 1) {
 260                         $purge_interval = db_fetch_result($result, 0, "purge_interval");
 261                         $owner_uid = db_fetch_result($result, 0, "owner_uid");
 262
 263                         if ($purge_interval == 0) $purge_interval = get_pref($link,
 264                                 'PURGE_OLD_DAYS', $user_id);
 265
 266                         return $purge_interval;
 267
 268                 } else {
 269                         return -1;
 270                 }
 271         }
 272
 273         function purge_old_posts($link) {
 274
 275                 $user_id = $_SESSION["uid"];
 276
 277                 $result = db_query($link, "SELECT id,purge_interval FROM ttrss_feeds
 278                         WHERE owner_uid = '$user_id'");
 279
 280                 while ($line = db_fetch_assoc($result)) {
 281
 282                         $feed_id = $line["id"];
 283                         $purge_interval = $line["purge_interval"];
 284
 285                         if ($purge_interval == 0) $purge_interval = get_pref($link, 'PURGE_OLD_DAYS');
 286
 287                         if ($purge_interval > 0) {
 288                                 purge_feed($link, $feed_id, $purge_interval);
 289                         }
 290                 }
 291
 292                 // purge orphaned posts in main content table
 293                 db_query($link, "DELETE FROM ttrss_entries WHERE
 294                         (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
 295         }
 296
 297         function get_feed_update_interval($link, $feed_id) {
 298                 $result = db_query($link, "SELECT owner_uid, update_interval FROM
 299                         ttrss_feeds WHERE id = '$feed_id'");
 300
 301                 if (db_num_rows($result) == 1) {
 302                         $update_interval = db_fetch_result($result, 0, "update_interval");
 303                         $owner_uid = db_fetch_result($result, 0, "owner_uid");
 304
 305                         if ($update_interval != 0) {
 306                                 return $update_interval;
 307                         } else {
 308                                 return get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $owner_uid, false);
 309                         }
 310
 311                 } else {
 312                         return -1;
 313                 }
 314         }
 315
 316         function update_all_feeds($link, $fetch, $user_id = false, $force_daemon = false) {
 317
 318                 if (WEB_DEMO_MODE) return;
 319
 320                 if (!$user_id) {
 321                         $user_id = $_SESSION["uid"];
 322                         purge_old_posts($link);
 323                 }
 324
 325 //              db_query($link, "BEGIN");
 326
 327                 if (MAX_UPDATE_TIME > 0) {
 328                         if (DB_TYPE == "mysql") {
 329                                 $q_order = "RAND()";
 330                         } else {
 331                                 $q_order = "RANDOM()";
 332                         }
 333                 } else {
 334                         $q_order = "last_updated DESC";
 335                 }
 336
 337                 $result = db_query($link, "SELECT feed_url,id,
 338                         ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated,
 339                         update_interval FROM ttrss_feeds WHERE owner_uid = '$user_id'
 340                         ORDER BY $q_order");
 341
 342                 $upd_start = time();
 343
 344                 while ($line = db_fetch_assoc($result)) {
 345                         $upd_intl = $line["update_interval"];
 346
 347                         if (!$upd_intl || $upd_intl == 0) {
 348                                 $upd_intl = get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $user_id, false);
 349                         }
 350
 351                         if ($upd_intl < 0) {
 352                                 // Updates for this feed are disabled
 353                                 continue;
 354                         }
 355
 356                         if ($fetch || (!$line["last_updated"] ||
 357                                 time() - strtotime($line["last_updated"]) > ($upd_intl * 60))) {
 358
 359 //                              print "<!-- feed: ".$line["feed_url"]." -->";
 360
 361                                 update_rss_feed($link, $line["feed_url"], $line["id"], $force_daemon);
 362
 363                                 $upd_elapsed = time() - $upd_start;
 364
 365                                 if (MAX_UPDATE_TIME > 0 && $upd_elapsed > MAX_UPDATE_TIME) {
 366                                         return;
 367                                 }
 368                         }
 369                 }
 370
 371 //              db_query($link, "COMMIT");
 372
 373         }
 374
 375         function fetch_file_contents($url) {
 376                 if (USE_CURL_FOR_ICONS) {
 377                         $tmpfile = tempnam(TMP_DIRECTORY, "ttrss-tmp");
 378
 379                         $ch = curl_init($url);
 380                         $fp = fopen($tmpfile, "w");
 381
 382                         if ($fp) {
 383                                 curl_setopt($ch, CURLOPT_FILE, $fp);
 384                                 curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 15);
 385                                 curl_setopt($ch, CURLOPT_TIMEOUT, 45);
 386                                 curl_exec($ch);
 387                                 curl_close($ch);
 388                                 fclose($fp);
 389                         }
 390
 391                         $contents =  file_get_contents($tmpfile);
 392                         unlink($tmpfile);
 393
 394                         return $contents;
 395
 396                 } else {
 397                         return file_get_contents($url);
 398                 }
 399
 400         }
 401
 402         /**
 403          * Try to determine the favicon URL for a feed.
 404          * adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/)
 405          * http://dev.wp-plugins.org/file/favatars/trunk/favatars.php
 406          *
 407          * @param string $url A feed or page URL
 408          * @access public
 409          * @return mixed The favicon URL, or false if none was found.
 410          */
 411         function get_favicon_url($url) {
 412
 413                 if ($html = @fetch_file_contents($url)) {
 414
 415                         if ( preg_match('/<link[^>]+rel="(?:shortcut )?icon"[^>]+?href="([^"]+?)"/si', $html, $matches)) {
 416                                 // Attempt to grab a favicon link from their webpage url
 417                                 $linkUrl = html_entity_decode($matches[1]);
 418
 419                                 if (substr($linkUrl, 0, 1) == '/') {
 420                                         $urlParts = parse_url($url);
 421                                         $faviconURL = $urlParts['scheme'].'://'.$urlParts['host'].$linkUrl;
 422                                 } else if (substr($linkUrl, 0, 7) == 'http://') {
 423                                         $faviconURL = $linkUrl;
 424                                 } else if (substr($url, -1, 1) == '/') {
 425                                         $faviconURL = $url.$linkUrl;
 426                                 } else {
 427                                         $faviconURL = $url.'/'.$linkUrl;
 428                                 }
 429
 430                         } else {
 431                                 // If unsuccessful, attempt to "guess" the favicon location
 432                                 $urlParts = parse_url($url);
 433                                 $faviconURL = $urlParts['scheme'].'://'.$urlParts['host'].'/favicon.ico';
 434                         }
 435                 }
 436
 437                 // Run a test to see if what we have attempted to get actually exists.
 438                 if(USE_CURL_FOR_ICONS || url_validate($faviconURL)) {
 439                         return $faviconURL;
 440                 } else {
 441                         return false;
 442                 }
 443         } // function get_favicon_url
 444
 445         /**
 446          * Check if a link is a valid and working URL.
 447          *
 448          * @param mixed $link A URL to check
 449          * @access public
 450          * @return boolean True if the URL is valid, false otherwise.
 451          */
 452         function url_validate($link) {
 453
 454                 $url_parts = @parse_url($link);
 455
 456                 if ( empty( $url_parts["host"] ) )
 457                                 return false;
 458
 459                 if ( !empty( $url_parts["path"] ) ) {
 460                                 $documentpath = $url_parts["path"];
 461                 } else {
 462                                 $documentpath = "/";
 463                 }
 464
 465                 if ( !empty( $url_parts["query"] ) )
 466                                 $documentpath .= "?" . $url_parts["query"];
 467
 468                 $host = $url_parts["host"];
 469                 $port = $url_parts["port"];
 470
 471                 if ( empty($port) )
 472                                 $port = "80";
 473
 474                 $socket = @fsockopen( $host, $port, $errno, $errstr, 30 );
 475
 476                 if ( !$socket )
 477                                 return false;
 478
 479                 fwrite ($socket, "HEAD ".$documentpath." HTTP/1.0\r\nHost: $host\r\n\r\n");
 480
 481                 $http_response = fgets( $socket, 22 );
 482
 483                 $responses = "/(200 OK)|(30[0-9] Moved)/";
 484                 if ( preg_match($responses, $http_response) ) {
 485                                 fclose($socket);
 486                                 return true;
 487                 } else {
 488                                 return false;
 489                 }
 490
 491         } // function url_validate
 492
 493         function check_feed_favicon($site_url, $feed, $link) {
 494                 $favicon_url = get_favicon_url($site_url);
 495
 496 #               print "FAVICON [$site_url]: $favicon_url\n";
 497
 498                 error_reporting(0);
 499
 500                 $icon_file = ICONS_DIR . "/$feed.ico";
 501
 502                 if ($favicon_url && !file_exists($icon_file)) {
 503                         $contents = fetch_file_contents($favicon_url);
 504
 505                         $fp = fopen($icon_file, "w");
 506
 507                         if ($fp) {
 508                                 fwrite($fp, $contents);
 509                                 fclose($fp);
 510                                 chmod($icon_file, 0644);
 511                         }
 512                 }
 513
 514                 error_reporting(DEFAULT_ERROR_LEVEL);
 515
 516         }
 517
 518         function update_rss_feed($link, $feed_url, $feed, $ignore_daemon = false) {
 519
 520                 if (!$_GET["daemon"] && !$ignore_daemon) {
 521                         return false;
 522                 }
 523
 524                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 525                         _debug("update_rss_feed: start");
 526                 }
 527
 528                 if (!$ignore_daemon) {
 529
 530                         if (DB_TYPE == "pgsql") {
 531                                         $updstart_thresh_qpart = "(ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '120 seconds')";
 532                                 } else {
 533                                         $updstart_thresh_qpart = "(ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 120 SECOND))";
 534                                 }
 535
 536                         $result = db_query($link, "SELECT id,update_interval,auth_login,
 537                                 auth_pass,cache_images,update_method
 538                                 FROM ttrss_feeds WHERE id = '$feed' AND $updstart_thresh_qpart");
 539
 540                 } else {
 541
 542                         $result = db_query($link, "SELECT id,update_interval,auth_login,
 543                                 auth_pass,cache_images,update_method
 544                                 FROM ttrss_feeds WHERE id = '$feed'");
 545
 546                 }
 547
 548                 if (db_num_rows($result) == 0) {
 549                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 550                                 _debug("update_rss_feed: feed $feed [$feed_url] NOT FOUND/SKIPPED");
 551                         }
 552                         return false;
 553                 }
 554
 555                 $update_method = db_fetch_result($result, 0, "update_method");
 556
 557                 db_query($link, "UPDATE ttrss_feeds SET last_update_started = NOW()
 558                         WHERE id = '$feed'");
 559
 560                 $auth_login = db_fetch_result($result, 0, "auth_login");
 561                 $auth_pass = db_fetch_result($result, 0, "auth_pass");
 562
 563                 if (ALLOW_SELECT_UPDATE_METHOD) {
 564                         if (ENABLE_SIMPLEPIE) {
 565                                 $use_simplepie = $update_method != 1;
 566                         } else {
 567                                 $use_simplepie = $update_method == 2;
 568                         }
 569                 } else {
 570                         $use_simplepie = ENABLE_SIMPLEPIE;
 571                 }
 572
 573                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 574                         _debug("use simplepie: $use_simplepie (feed setting: $update_method)\n");
 575                 }
 576
 577                 if (!$use_simplepie) {
 578                         $auth_login = urlencode($auth_login);
 579                         $auth_pass = urlencode($auth_pass);
 580                 }
 581
 582                 $update_interval = db_fetch_result($result, 0, "update_interval");
 583                 $cache_images = sql_bool_to_bool(db_fetch_result($result, 0, "cache_images"));
 584
 585                 if ($update_interval < 0) { return; }
 586
 587                 $feed = db_escape_string($feed);
 588
 589                 $fetch_url = $feed_url;
 590
 591                 if ($auth_login && $auth_pass) {
 592                         $url_parts = array();
 593                         preg_match("/(^[^:]*):\/\/(.*)/", $fetch_url, $url_parts);
 594
 595                         if ($url_parts[1] && $url_parts[2]) {
 596                                 $fetch_url = $url_parts[1] . "://$auth_login:$auth_pass@" . $url_parts[2];
 597                         }
 598
 599                 }
 600
 601                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 602                         _debug("update_rss_feed: fetching [$fetch_url]...");
 603                 }
 604
 605                 if (!defined('DAEMON_EXTENDED_DEBUG') && !$_GET['xdebug']) {
 606                         error_reporting(0);
 607                 }
 608
 609                 if (!$use_simplepie) {
 610                         $rss = fetch_rss($fetch_url);
 611                 } else {
 612                         if (!is_dir(SIMPLEPIE_CACHE_DIR)) {
 613                                 mkdir(SIMPLEPIE_CACHE_DIR);
 614                         }
 615
 616                         $rss = new SimplePie();
 617                         $rss->set_useragent(SIMPLEPIE_USERAGENT . MAGPIE_USER_AGENT_EXT);
 618 #                       $rss->set_timeout(10);
 619                         $rss->set_feed_url($fetch_url);
 620                         $rss->set_output_encoding('UTF-8');
 621
 622                         if (SIMPLEPIE_CACHE_IMAGES && $cache_images) {
 623                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 624                                         _debug("enabling image cache");
 625                                 }
 626
 627                                 $rss->set_image_handler('./image.php', 'i');
 628                         }
 629
 630                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 631                                 _debug("feed update interval (sec): " .
 632                                         get_feed_update_interval($link, $feed)*60);
 633                         }
 634
 635                         if (is_dir(SIMPLEPIE_CACHE_DIR)) {
 636                                 $rss->set_cache_location(SIMPLEPIE_CACHE_DIR);
 637                                 $rss->set_cache_duration(get_feed_update_interval($link, $feed) * 60);
 638                         }
 639
 640                         $rss->init();
 641                 }
 642
 643 //              print_r($rss);
 644
 645                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 646                         _debug("update_rss_feed: fetch done, parsing...");
 647                 } else {
 648                         error_reporting (DEFAULT_ERROR_LEVEL);
 649                 }
 650
 651                 $feed = db_escape_string($feed);
 652
 653                 if ($use_simplepie) {
 654                         $fetch_ok = !$rss->error();
 655                 } else {
 656                         $fetch_ok = !!$rss;
 657                 }
 658
 659                 if ($fetch_ok) {
 660
 661                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 662                                 _debug("update_rss_feed: processing feed data...");
 663                         }
 664
 665 //                      db_query($link, "BEGIN");
 666
 667                         $result = db_query($link, "SELECT title,icon_url,site_url,owner_uid
 668                                 FROM ttrss_feeds WHERE id = '$feed'");
 669
 670                         $registered_title = db_fetch_result($result, 0, "title");
 671                         $orig_icon_url = db_fetch_result($result, 0, "icon_url");
 672                         $orig_site_url = db_fetch_result($result, 0, "site_url");
 673
 674                         $owner_uid = db_fetch_result($result, 0, "owner_uid");
 675
 676                         if ($use_simplepie) {
 677                                 $site_url = $rss->get_link();
 678                         } else {
 679                                 $site_url = $rss->channel["link"];
 680                         }
 681
 682                         if (get_pref($link, 'ENABLE_FEED_ICONS', $owner_uid, false)) {
 683                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 684                                         _debug("update_rss_feed: checking favicon...");
 685                                 }
 686
 687                                 check_feed_favicon($site_url, $feed, $link);
 688                         }
 689
 690                         if (!$registered_title || $registered_title == "[Unknown]") {
 691
 692                                 if ($use_simplepie) {
 693                                         $feed_title = db_escape_string($rss->get_title());
 694                                 } else {
 695                                         $feed_title = db_escape_string($rss->channel["title"]);
 696                                 }
 697
 698                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 699                                         _debug("update_rss_feed: registering title: $feed_title");
 700                                 }
 701
 702                                 db_query($link, "UPDATE ttrss_feeds SET
 703                                         title = '$feed_title' WHERE id = '$feed'");
 704                         }
 705
 706                         // weird, weird Magpie
 707                         if (!$use_simplepie) {
 708                                 if (!$site_url) $site_url = db_escape_string($rss->channel["link_"]);
 709                         }
 710
 711                         if ($site_url && $orig_site_url != db_escape_string($site_url)) {
 712                                 db_query($link, "UPDATE ttrss_feeds SET
 713                                         site_url = '$site_url' WHERE id = '$feed'");
 714                         }
 715
 716 //                      print "I: " . $rss->channel["image"]["url"];
 717
 718                         if (!$use_simplepie) {
 719                                 $icon_url = $rss->image["url"];
 720                         } else {
 721                                 $icon_url = $rss->get_image_url();
 722                         }
 723
 724                         if ($icon_url && !$orig_icon_url != db_escape_string($icon_url)) {
 725                                 $icon_url = db_escape_string($icon_url);
 726                                 db_query($link, "UPDATE ttrss_feeds SET icon_url = '$icon_url' WHERE id = '$feed'");
 727                         }
 728
 729                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 730                                 _debug("update_rss_feed: loading filters...");
 731                         }
 732
 733                         $filters = load_filters($link, $feed, $owner_uid);
 734
 735                         if ($use_simplepie) {
 736                                 $iterator = $rss->get_items();
 737                         } else {
 738                                 $iterator = $rss->items;
 739                                 if (!$iterator || !is_array($iterator)) $iterator = $rss->entries;
 740                                 if (!$iterator || !is_array($iterator)) $iterator = $rss;
 741                         }
 742
 743                         if (!is_array($iterator)) {
 744                                 /* db_query($link, "UPDATE ttrss_feeds
 745                                         SET last_error = 'Parse error: can\'t find any articles.'
 746                                         WHERE id = '$feed'"); */
 747
 748                                 // clear any errors and mark feed as updated if fetched okay
 749                                 // even if it's blank
 750
 751                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 752                                         _debug("update_rss_feed: entry iterator is not an array, no articles?");
 753                                 }
 754
 755                                 db_query($link, "UPDATE ttrss_feeds
 756                                         SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
 757
 758                                 return; // no articles
 759                         }
 760
 761                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 762                                 _debug("update_rss_feed: processing articles...");
 763                         }
 764
 765                         foreach ($iterator as $item) {
 766
 767                                 if ($_GET['xdebug']) {
 768                                         print_r($item);
 769
 770                                 }
 771
 772                                 if ($use_simplepie) {
 773                                         $entry_guid = $item->get_id();
 774                                         if (!$entry_guid) $entry_guid = $item->get_link();
 775                                         if (!$entry_guid) $entry_guid = make_guid_from_title($item->get_title());
 776
 777                                 } else {
 778
 779                                         $entry_guid = $item["id"];
 780
 781                                         if (!$entry_guid) $entry_guid = $item["guid"];
 782                                         if (!$entry_guid) $entry_guid = $item["link"];
 783                                         if (!$entry_guid) $entry_guid = make_guid_from_title($item["title"]);
 784                                 }
 785
 786                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 787                                         _debug("update_rss_feed: guid $entry_guid");
 788                                 }
 789
 790                                 if (!$entry_guid) continue;
 791
 792                                 $entry_timestamp = "";
 793
 794                                 if ($use_simplepie) {
 795                                         $entry_timestamp = strtotime($item->get_date());
 796                                 } else {
 797                                         $rss_2_date = $item['pubdate'];
 798                                         $rss_1_date = $item['dc']['date'];
 799                                         $atom_date = $item['issued'];
 800                                         if (!$atom_date) $atom_date = $item['updated'];
 801
 802                                         if ($atom_date != "") $entry_timestamp = parse_w3cdtf($atom_date);
 803                                         if ($rss_1_date != "") $entry_timestamp = parse_w3cdtf($rss_1_date);
 804                                         if ($rss_2_date != "") $entry_timestamp = strtotime($rss_2_date);
 805                                 }
 806
 807                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 808                                         _debug("update_rss_feed: date $entry_timestamp");
 809                                 }
 810
 811                                 if ($entry_timestamp == "" || $entry_timestamp == -1 || !$entry_timestamp) {
 812                                         $entry_timestamp = time();
 813                                         $no_orig_date = 'true';
 814                                 } else {
 815                                         $no_orig_date = 'false';
 816                                 }
 817
 818                                 $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
 819
 820                                 if ($use_simplepie) {
 821                                         $entry_title = $item->get_title();
 822                                 } else {
 823                                         $entry_title = trim(strip_tags($item["title"]));
 824                                 }
 825
 826                                 if ($use_simplepie) {
 827                                         $entry_link = $item->get_link();
 828                                 } else {
 829                                         // strange Magpie workaround
 830                                         $entry_link = $item["link_"];
 831                                         if (!$entry_link) $entry_link = $item["link"];
 832                                 }
 833
 834                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 835                                         _debug("update_rss_feed: title $entry_title");
 836                                 }
 837
 838                                 if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);;
 839
 840                                 $entry_link = strip_tags($entry_link);
 841
 842                                 if ($use_simplepie) {
 843                                         $entry_content = $item->get_content();
 844                                         if (!$entry_content) $entry_content = $item->get_description();
 845                                 } else {
 846                                         $entry_content = $item["content:escaped"];
 847
 848                                         if (!$entry_content) $entry_content = $item["content:encoded"];
 849                                         if (!$entry_content) $entry_content = $item["content"];
 850
 851                                         // Magpie bugs are getting ridiculous
 852                                         if (trim($entry_content) == "Array") $entry_content = false;
 853
 854                                         if (!$entry_content) $entry_content = $item["atom_content"];
 855                                         if (!$entry_content) $entry_content = $item["summary"];
 856                                         if (!$entry_content) $entry_content = $item["description"];
 857
 858                                         // WTF
 859                                         if (is_array($entry_content)) {
 860                                                 $entry_content = $entry_content["encoded"];
 861                                                 if (!$entry_content) $entry_content = $entry_content["escaped"];
 862                                         }
 863                                 }
 864
 865                                 if ($_GET["xdebug"]) {
 866                                         print "update_rss_feed: content: ";
 867                                         print_r(htmlspecialchars($entry_content));
 868                                 }
 869
 870                                 $entry_content_unescaped = $entry_content;
 871
 872                                 if ($use_simplepie) {
 873                                         $entry_comments = strip_tags($item->data["comments"]);
 874                                         if ($item->get_author()) {
 875                                                 $entry_author_item = $item->get_author();
 876                                                 $entry_author = $entry_author_item->get_name();
 877                                                 if (!$entry_author) $entry_author = $entry_author_item->get_email();
 878
 879                                                 $entry_author = db_escape_string($entry_author);
 880                                         }
 881                                 } else {
 882                                         $entry_comments = strip_tags($item["comments"]);
 883
 884                                         $entry_author = db_escape_string(strip_tags($item['dc']['creator']));
 885
 886                                         if ($item['author']) {
 887
 888                                                 if (is_array($item['author'])) {
 889
 890                                                         if (!$entry_author) {
 891                                                                 $entry_author = db_escape_string(strip_tags($item['author']['name']));
 892                                                         }
 893
 894                                                         if (!$entry_author) {
 895                                                                 $entry_author = db_escape_string(strip_tags($item['author']['email']));
 896                                                         }
 897                                                 }
 898
 899                                                 if (!$entry_author) {
 900                                                         $entry_author = db_escape_string(strip_tags($item['author']));
 901                                                 }
 902                                         }
 903                                 }
 904
 905                                 if (preg_match('/^[\t\n\r ]*$/', $entry_author)) $entry_author = '';
 906
 907                                 $entry_guid = db_escape_string(strip_tags($entry_guid));
 908                                 $entry_guid = mb_substr($entry_guid, 0, 250);
 909
 910                                 $result = db_query($link, "SELECT id FROM       ttrss_entries
 911                                         WHERE guid = '$entry_guid'");
 912
 913                                 $entry_content = db_escape_string($entry_content);
 914
 915                                 $content_hash = "SHA1:" . sha1(strip_tags($entry_content));
 916
 917                                 $entry_title = db_escape_string($entry_title);
 918                                 $entry_link = db_escape_string($entry_link);
 919                                 $entry_comments = mb_substr(db_escape_string($entry_comments), 0, 250);
 920                                 $entry_author = mb_substr($entry_author, 0, 250);
 921
 922                                 if ($use_simplepie) {
 923                                         $num_comments = 0; #FIXME#
 924                                 } else {
 925                                         $num_comments = db_escape_string($item["slash"]["comments"]);
 926                                 }
 927
 928                                 if (!$num_comments) $num_comments = 0;
 929
 930                                 // parse <category> entries into tags
 931
 932                                 if ($use_simplepie) {
 933
 934                                         $additional_tags = array();
 935                                         $additional_tags_src = $item->get_categories();
 936
 937                                         if (is_array($additional_tags_src)) {
 938                                                 foreach ($additional_tags_src as $tobj) {
 939                                                         array_push($additional_tags, $tobj->get_term());
 940                                                 }
 941                                         }
 942
 943                                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 944                                                 _debug("update_rss_feed: category tags:");
 945                                                 print_r($additional_tags);
 946                                         }
 947
 948                                 } else {
 949
 950                                         $t_ctr = $item['category#'];
 951
 952                                         $additional_tags = false;
 953
 954                                         if ($t_ctr == 0) {
 955                                                 $additional_tags = false;
 956                                         } else if ($t_ctr > 0) {
 957                                                 $additional_tags = array($item['category']);
 958
 959                                                 if ($item['category@term']) {
 960                                                         array_push($additional_tags, $item['category@term']);
 961                                                 }
 962
 963                                                 for ($i = 0; $i <= $t_ctr; $i++ ) {
 964                                                         if ($item["category#$i"]) {
 965                                                                 array_push($additional_tags, $item["category#$i"]);
 966                                                         }
 967
 968                                                         if ($item["category#$i@term"]) {
 969                                                                 array_push($additional_tags, $item["category#$i@term"]);
 970                                                         }
 971                                                 }
 972                                         }
 973
 974                                         // parse <dc:subject> elements
 975
 976                                         $t_ctr = $item['dc']['subject#'];
 977
 978                                         if ($t_ctr > 0) {
 979                                                 $additional_tags = array($item['dc']['subject']);
 980
 981                                                 for ($i = 0; $i <= $t_ctr; $i++ ) {
 982                                                         if ($item['dc']["subject#$i"]) {
 983                                                                 array_push($additional_tags, $item['dc']["subject#$i"]);
 984                                                         }
 985                                                 }
 986                                         }
 987                                 }
 988
 989                                 // enclosures
 990
 991                                 $enclosures = array();
 992
 993                                 if ($use_simplepie) {
 994                                         $encs = $item->get_enclosures();
 995
 996                                         if (is_array($encs)) {
 997                                                 foreach ($encs as $e) {
 998                                                         $e_item = array(
 999                                                                 $e->link, $e->type, $e->length);
1000
1001                                                         array_push($enclosures, $e_item);
1002                                                 }
1003                                         }
1004
1005                                 } else {
1006                                         $e_ctr = $item['enclosure#'];
1007
1008                                         if ($e_ctr > 0) {
1009                                                 $e_item = array($item['enclosure@url'],
1010                                                         $item['enclosure@type'],
1011                                                         $item['enclosure@length']);
1012
1013                                                 array_push($enclosures, $e_item);
1014
1015                                                 for ($i = 0; $i <= $e_ctr; $i++ ) {
1016
1017                                                         if ($item["enclosure#$i@url"]) {
1018                                                                 $e_item = array($item["enclosure#$i@url"],
1019                                                                         $item["enclosure#$i@type"],
1020                                                                         $item["enclosure#$i@length"]);
1021                                                                 array_push($enclosures, $e_item);
1022                                                         }
1023                                                 }
1024                                         }
1025
1026                                 }
1027
1028                                 # sanitize content
1029
1030                                 $entry_content = sanitize_article_content($entry_content);
1031                                 $entry_title = sanitize_article_content($entry_title);
1032
1033                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1034                                         _debug("update_rss_feed: done collecting data [TITLE:$entry_title]");
1035                                 }
1036
1037                                 db_query($link, "BEGIN");
1038
1039                                 if (db_num_rows($result) == 0) {
1040
1041                                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1042                                                 _debug("update_rss_feed: base guid not found");
1043                                         }
1044
1045                                         // base post entry does not exist, create it
1046
1047                                         $result = db_query($link,
1048                                                 "INSERT INTO ttrss_entries
1049                                                         (title,
1050                                                         guid,
1051                                                         link,
1052                                                         updated,
1053                                                         content,
1054                                                         content_hash,
1055                                                         no_orig_date,
1056                                                         date_entered,
1057                                                         comments,
1058                                                         num_comments,
1059                                                         author)
1060                                                 VALUES
1061                                                         ('$entry_title',
1062                                                         '$entry_guid',
1063                                                         '$entry_link',
1064                                                         '$entry_timestamp_fmt',
1065                                                         '$entry_content',
1066                                                         '$content_hash',
1067                                                         $no_orig_date,
1068                                                         NOW(),
1069                                                         '$entry_comments',
1070                                                         '$num_comments',
1071                                                         '$entry_author')");
1072                                 } else {
1073                                         // we keep encountering the entry in feeds, so we need to
1074                                         // update date_entered column so that we don't get horrible
1075                                         // dupes when the entry gets purged and reinserted again e.g.
1076                                         // in the case of SLOW SLOW OMG SLOW updating feeds
1077
1078                                         $base_entry_id = db_fetch_result($result, 0, "id");
1079
1080                                         db_query($link, "UPDATE ttrss_entries SET date_entered = NOW()
1081                                                 WHERE id = '$base_entry_id'");
1082                                 }
1083
1084                                 // now it should exist, if not - bad luck then
1085
1086                                 $result = db_query($link, "SELECT
1087                                                 id,content_hash,no_orig_date,title,
1088                                                 ".SUBSTRING_FOR_DATE."(date_entered,1,19) as date_entered,
1089                                                 ".SUBSTRING_FOR_DATE."(updated,1,19) as updated,
1090                                                 num_comments
1091                                         FROM
1092                                                 ttrss_entries
1093                                         WHERE guid = '$entry_guid'");
1094
1095                                 $entry_ref_id = 0;
1096                                 $entry_int_id = 0;
1097
1098                                 if (db_num_rows($result) == 1) {
1099
1100                                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1101                                                 _debug("update_rss_feed: base guid found, checking for user record");
1102                                         }
1103
1104                                         // this will be used below in update handler
1105                                         $orig_content_hash = db_fetch_result($result, 0, "content_hash");
1106                                         $orig_title = db_fetch_result($result, 0, "title");
1107                                         $orig_num_comments = db_fetch_result($result, 0, "num_comments");
1108                                         $orig_date_entered = strtotime(db_fetch_result($result,
1109                                                 0, "date_entered"));
1110
1111                                         $ref_id = db_fetch_result($result, 0, "id");
1112                                         $entry_ref_id = $ref_id;
1113
1114                                         // check for user post link to main table
1115
1116                                         // do we allow duplicate posts with same GUID in different feeds?
1117                                         if (get_pref($link, "ALLOW_DUPLICATE_POSTS", $owner_uid, false)) {
1118                                                 $dupcheck_qpart = "AND feed_id = '$feed'";
1119                                         } else {
1120                                                 $dupcheck_qpart = "";
1121                                         }
1122
1123 //                                      error_reporting(0);
1124
1125                                         $article_filters = get_article_filters($filters, $entry_title,
1126                                                         $entry_content, $entry_link);
1127
1128                                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1129                                                 _debug("update_rss_feed: article filters: ");
1130                                                 if (count($article_filters) != 0) {
1131                                                         print_r($article_filters);
1132                                                 }
1133                                         }
1134
1135                                         if (find_article_filter($article_filters, "filter")) {
1136                                                 continue;
1137                                         }
1138
1139 //                                      error_reporting (DEFAULT_ERROR_LEVEL);
1140
1141                                         $score = calculate_article_score($article_filters);
1142
1143                                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1144                                                 _debug("update_rss_feed: initial score: $score");
1145                                         }
1146
1147                                         $result = db_query($link,
1148                                                 "SELECT ref_id, int_id FROM ttrss_user_entries WHERE
1149                                                         ref_id = '$ref_id' AND owner_uid = '$owner_uid'
1150                                                         $dupcheck_qpart");
1151
1152                                         // okay it doesn't exist - create user entry
1153                                         if (db_num_rows($result) == 0) {
1154
1155                                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1156                                                         _debug("update_rss_feed: user record not found, creating...");
1157                                                 }
1158
1159                                                 if ($score >= -500 && !find_article_filter($article_filters, 'catchup')) {
1160                                                         $unread = 'true';
1161                                                         $last_read_qpart = 'NULL';
1162                                                 } else {
1163                                                         $unread = 'false';
1164                                                         $last_read_qpart = 'NOW()';
1165                                                 }
1166
1167                                                 if (find_article_filter($article_filters, 'mark') || $score > 1000) {
1168                                                         $marked = 'true';
1169                                                 } else {
1170                                                         $marked = 'false';
1171                                                 }
1172
1173                                                 if (find_article_filter($article_filters, 'publish')) {
1174                                                         $published = 'true';
1175                                                 } else {
1176                                                         $published = 'false';
1177                                                 }
1178
1179                                                 $result = db_query($link,
1180                                                         "INSERT INTO ttrss_user_entries
1181                                                                 (ref_id, owner_uid, feed_id, unread, last_read, marked,
1182                                                                         published, score)
1183                                                         VALUES ('$ref_id', '$owner_uid', '$feed', $unread,
1184                                                                 $last_read_qpart, $marked, $published, '$score')");
1185
1186                                                 $result = db_query($link,
1187                                                         "SELECT int_id FROM ttrss_user_entries WHERE
1188                                                                 ref_id = '$ref_id' AND owner_uid = '$owner_uid' AND
1189                                                                 feed_id = '$feed' LIMIT 1");
1190
1191                                                 if (db_num_rows($result) == 1) {
1192                                                         $entry_int_id = db_fetch_result($result, 0, "int_id");
1193                                                 }
1194                                         } else {
1195                                                 $entry_ref_id = db_fetch_result($result, 0, "ref_id");
1196                                                 $entry_int_id = db_fetch_result($result, 0, "int_id");
1197                                         }
1198
1199                                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1200                                                 _debug("update_rss_feed: RID: $entry_ref_id, IID: $entry_int_id");
1201                                         }
1202
1203                                         $post_needs_update = false;
1204
1205                                         if (get_pref($link, "UPDATE_POST_ON_CHECKSUM_CHANGE", $owner_uid, false) &&
1206                                                 ($content_hash != $orig_content_hash)) {
1207 //                                              print "<!-- [$entry_title] $content_hash vs $orig_content_hash -->";
1208                                                 $post_needs_update = true;
1209                                         }
1210
1211                                         if (db_escape_string($orig_title) != $entry_title) {
1212                                                 $post_needs_update = true;
1213                                         }
1214
1215                                         if ($orig_num_comments != $num_comments) {
1216                                                 $post_needs_update = true;
1217                                         }
1218
1219 //                                      this doesn't seem to be very reliable
1220 //
1221 //                                      if ($orig_timestamp != $entry_timestamp && !$orig_no_orig_date) {
1222 //                                              $post_needs_update = true;
1223 //                                      }
1224
1225                                         // if post needs update, update it and mark all user entries
1226                                         // linking to this post as updated
1227                                         if ($post_needs_update) {
1228
1229                                                 if (defined('DAEMON_EXTENDED_DEBUG')) {
1230                                                         _debug("update_rss_feed: post $entry_guid needs update...");
1231                                                 }
1232
1233 //                                              print "<!-- post $orig_title needs update : $post_needs_update -->";
1234
1235                                                 db_query($link, "UPDATE ttrss_entries
1236                                                         SET title = '$entry_title', content = '$entry_content',
1237                                                                 content_hash = '$content_hash',
1238                                                                 num_comments = '$num_comments'
1239                                                         WHERE id = '$ref_id'");
1240
1241                                                 if (get_pref($link, "MARK_UNREAD_ON_UPDATE", $owner_uid, false)) {
1242                                                         db_query($link, "UPDATE ttrss_user_entries
1243                                                                 SET last_read = null, unread = true WHERE ref_id = '$ref_id'");
1244                                                 } else {
1245                                                         db_query($link, "UPDATE ttrss_user_entries
1246                                                                 SET last_read = null WHERE ref_id = '$ref_id' AND unread = false");
1247                                                 }
1248
1249                                         }
1250                                 }
1251
1252                                 db_query($link, "COMMIT");
1253
1254                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1255                                         _debug("update_rss_feed: looking for enclosures...");
1256                                 }
1257
1258                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1259                                         print_r($enclosures);
1260                                 }
1261
1262                                 db_query($link, "BEGIN");
1263
1264                                 foreach ($enclosures as $enc) {
1265                                         $enc_url = db_escape_string($enc[0]);
1266                                         $enc_type = db_escape_string($enc[1]);
1267                                         $enc_dur = db_escape_string($enc[2]);
1268
1269                                         $result = db_query($link, "SELECT id FROM ttrss_enclosures
1270                                                 WHERE content_url = '$enc_url' AND post_id = '$entry_ref_id'");
1271
1272                                         if (db_num_rows($result) == 0) {
1273                                                 db_query($link, "INSERT INTO ttrss_enclosures
1274                                                         (content_url, content_type, title, duration, post_id) VALUES
1275                                                         ('$enc_url', '$enc_type', '', '$enc_dur', '$entry_ref_id')");
1276                                         }
1277                                 }
1278
1279                                 db_query($link, "COMMIT");
1280
1281                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1282                                         _debug("update_rss_feed: looking for tags...");
1283                                 }
1284
1285                                 /* taaaags */
1286                                 // <a href="..." rel="tag">Xorg</a>, //
1287
1288                                 $entry_tags = null;
1289
1290                                 preg_match_all("/<a.*?rel=['\"]tag['\"].*?>([^<]+)<\/a>/i",
1291                                         $entry_content_unescaped, $entry_tags);
1292
1293 /*                              print "<p><br/>$entry_title : $entry_content_unescaped<br>";
1294                                 print_r($entry_tags);
1295                                 print "<br/></p>"; */
1296
1297                                 $entry_tags = $entry_tags[1];
1298
1299                                 # check for manual tags
1300
1301                                 $tag_filter = find_article_filter($article_filters, "tag");
1302
1303                                 if ($tag_filter) {
1304
1305                                         $manual_tags = trim_array(split(",", $tag_filter[1]));
1306
1307                                         foreach ($manual_tags as $tag) {
1308                                                 if (tag_is_valid($tag)) {
1309                                                         array_push($entry_tags, $tag);
1310                                                 }
1311                                         }
1312                                 }
1313
1314                                 $boring_tags = trim_array(split(",", mb_strtolower(get_pref($link,
1315                                         'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8')));
1316
1317                                 if ($additional_tags && is_array($additional_tags)) {
1318                                         foreach ($additional_tags as $tag) {
1319                                                 if (tag_is_valid($tag) &&
1320                                                                 array_search($tag, $boring_tags) === FALSE) {
1321                                                         array_push($entry_tags, $tag);
1322                                                 }
1323                                         }
1324                                 }
1325
1326 //                              print "<p>TAGS: "; print_r($entry_tags); print "</p>";
1327
1328                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1329                                         print_r($entry_tags);
1330                                 }
1331
1332                                 if (count($entry_tags) > 0) {
1333
1334                                         db_query($link, "BEGIN");
1335
1336                                                 foreach ($entry_tags as $tag) {
1337
1338                                                         $tag = sanitize_tag($tag);
1339                                                         $tag = db_escape_string($tag);
1340
1341                                                         if (!tag_is_valid($tag)) continue;
1342
1343                                                         $result = db_query($link, "SELECT id FROM ttrss_tags
1344                                                                 WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND
1345                                                                 owner_uid = '$owner_uid' LIMIT 1");
1346
1347         //                                              print db_fetch_result($result, 0, "id");
1348
1349                                                         if ($result && db_num_rows($result) == 0) {
1350
1351                                                                 db_query($link, "INSERT INTO ttrss_tags
1352                                                                         (owner_uid,tag_name,post_int_id)
1353                                                                         VALUES ('$owner_uid','$tag', '$entry_int_id')");
1354                                                         }
1355                                                 }
1356
1357                                         db_query($link, "COMMIT");
1358                                 }
1359
1360                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1361                                         _debug("update_rss_feed: article processed");
1362                                 }
1363                         }
1364
1365                         db_query($link, "UPDATE ttrss_feeds
1366                                 SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
1367
1368 //                      db_query($link, "COMMIT");
1369
1370                 } else {
1371
1372                         if ($use_simplepie) {
1373                                 $error_msg = mb_substr($rss->error(), 0, 250);
1374                         } else {
1375                                 $error_msg = mb_substr(magpie_error(), 0, 250);
1376                         }
1377
1378                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1379                                 _debug("update_rss_feed: error fetching feed: $error_msg");
1380                         }
1381
1382                         $error_msg = db_escape_string($error_msg);
1383
1384                         db_query($link,
1385                                 "UPDATE ttrss_feeds SET last_error = '$error_msg',
1386                                         last_updated = NOW() WHERE id = '$feed'");
1387                 }
1388
1389                 if ($use_simplepie) {
1390                         unset($rss);
1391                 }
1392
1393                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1394                         _debug("update_rss_feed: done");
1395                 }
1396
1397         }
1398
1399         function print_select($id, $default, $values, $attributes = "") {
1400                 print "<select name=\"$id\" id=\"$id\" $attributes>";
1401                 foreach ($values as $v) {
1402                         if ($v == $default)
1403                                 $sel = " selected";
1404                          else
1405                                 $sel = "";
1406
1407                         print "<option$sel>$v</option>";
1408                 }
1409                 print "</select>";
1410         }
1411
1412         function print_select_hash($id, $default, $values, $attributes = "") {
1413                 print "<select name=\"$id\" id='$id' $attributes>";
1414                 foreach (array_keys($values) as $v) {
1415                         if ($v == $default)
1416                                 $sel = "selected";
1417                          else
1418                                 $sel = "";
1419
1420                         print "<option $sel value=\"$v\">".$values[$v]."</option>";
1421                 }
1422
1423                 print "</select>";
1424         }
1425
1426         function get_article_filters($filters, $title, $content, $link) {
1427                 $matches = array();
1428
1429                 if ($filters["title"]) {
1430                         foreach ($filters["title"] as $filter) {
1431                                 $reg_exp = $filter["reg_exp"];
1432                                 $inverse = $filter["inverse"];
1433                                 if ((!$inverse && preg_match("/$reg_exp/i", $title)) ||
1434                                                 ($inverse && !preg_match("/$reg_exp/i", $title))) {
1435
1436                                         array_push($matches, array($filter["action"], $filter["action_param"]));
1437                                 }
1438                         }
1439                 }
1440
1441                 if ($filters["content"]) {
1442                         foreach ($filters["content"] as $filter) {
1443                                 $reg_exp = $filter["reg_exp"];
1444                                 $inverse = $filter["inverse"];
1445
1446                                 if ((!$inverse && preg_match("/$reg_exp/i", $content)) ||
1447                                                 ($inverse && !preg_match("/$reg_exp/i", $content))) {
1448
1449                                         array_push($matches, array($filter["action"], $filter["action_param"]));
1450                                 }
1451                         }
1452                 }
1453
1454                 if ($filters["both"]) {
1455                         foreach ($filters["both"] as $filter) {
1456                                 $reg_exp = $filter["reg_exp"];
1457                                 $inverse = $filter["inverse"];
1458
1459                                 if ($inverse) {
1460                                         if (!preg_match("/$reg_exp/i", $title) || !preg_match("/$reg_exp/i", $content)) {
1461                                                 array_push($matches, array($filter["action"], $filter["action_param"]));
1462                                         }
1463                                 } else {
1464                                         if (preg_match("/$reg_exp/i", $title) || preg_match("/$reg_exp/i", $content)) {
1465                                                 array_push($matches, array($filter["action"], $filter["action_param"]));
1466                                         }
1467                                 }
1468                         }
1469                 }
1470
1471                 if ($filters["link"]) {
1472                         $reg_exp = $filter["reg_exp"];
1473                         foreach ($filters["link"] as $filter) {
1474                                 $reg_exp = $filter["reg_exp"];
1475                                 $inverse = $filter["inverse"];
1476
1477                                 if ((!$inverse && preg_match("/$reg_exp/i", $link)) ||
1478                                                 ($inverse && !preg_match("/$reg_exp/i", $link))) {
1479
1480                                         array_push($matches, array($filter["action"], $filter["action_param"]));
1481                                 }
1482                         }
1483                 }
1484
1485                 return $matches;
1486         }
1487
1488         function find_article_filter($filters, $filter_name) {
1489                 foreach ($filters as $f) {
1490                         if ($f[0] == $filter_name) {
1491                                 return $f;
1492                         };
1493                 }
1494                 return false;
1495         }
1496
1497         function calculate_article_score($filters) {
1498                 $score = 0;
1499
1500                 foreach ($filters as $f) {
1501                         if ($f[0] == "score") {
1502                                 $score += $f[1];
1503                         };
1504                 }
1505                 return $score;
1506         }
1507
1508
1509         function printFeedEntry($feed_id, $class, $feed_title, $unread, $icon_file, $link,
1510                 $rtl_content = false, $last_updated = false, $last_error = false) {
1511
1512                 if (file_exists($icon_file) && filesize($icon_file) > 0) {
1513                                 $feed_icon = "<img id=\"FIMG-$feed_id\" src=\"$icon_file\">";
1514                 } else {
1515                         $feed_icon = "<img id=\"FIMG-$feed_id\" src=\"images/blank_icon.gif\">";
1516                 }
1517
1518                 if ($rtl_content) {
1519                         $rtl_tag = "dir=\"rtl\"";
1520                 } else {
1521                         $rtl_tag = "dir=\"ltr\"";
1522                 }
1523
1524                 $error_notify_msg = "";
1525
1526                 if ($last_error) {
1527                         $link_title = "Error: $last_error ($last_updated)";
1528                         $error_notify_msg = "(Error)";
1529                 } else if ($last_updated) {
1530                         $link_title = "Updated: $last_updated";
1531                 }
1532
1533                 $feed = "<a title=\"$link_title\" id=\"FEEDL-$feed_id\"
1534                         href=\"javascript:viewfeed('$feed_id', '', false, '', false, 0);\">$feed_title</a>";
1535
1536                 print "<li id=\"FEEDR-$feed_id\" class=\"$class\">";
1537                 if (get_pref($link, 'ENABLE_FEED_ICONS')) {
1538                         print "$feed_icon";
1539                 }
1540
1541                 print "<span $rtl_tag id=\"FEEDN-$feed_id\">$feed</span>";
1542
1543                 if ($unread != 0) {
1544                         $fctr_class = "";
1545                 } else {
1546                         $fctr_class = "class=\"invisible\"";
1547                 }
1548
1549                 print " <span $rtl_tag $fctr_class id=\"FEEDCTR-$feed_id\">
1550                          (<span id=\"FEEDU-$feed_id\">$unread</span>)</span>";
1551
1552                 if (get_pref($link, "EXTENDED_FEEDLIST")) {
1553                         $total = getFeedArticles($link, $feed_id);
1554                         print "<div class=\"feedExtInfo\">
1555                                 <span id=\"FLUPD-$feed_id\">$last_updated ($total total) $error_notify_msg</span></div>";
1556                 }
1557
1558                 print "</li>";
1559
1560         }
1561
1562         function getmicrotime() {
1563                 list($usec, $sec) = explode(" ",microtime());
1564                 return ((float)$usec + (float)$sec);
1565         }
1566
1567         function print_radio($id, $default, $true_is, $values, $attributes = "") {
1568                 foreach ($values as $v) {
1569
1570                         if ($v == $default)
1571                                 $sel = "checked";
1572                          else
1573                                 $sel = "";
1574
1575                         if ($v == $true_is) {
1576                                 $sel .= " value=\"1\"";
1577                         } else {
1578                                 $sel .= " value=\"0\"";
1579                         }
1580
1581                         print "<input class=\"noborder\"
1582                                 type=\"radio\" $sel $attributes name=\"$id\">&nbsp;$v&nbsp;";
1583
1584                 }
1585         }
1586
1587         function initialize_user_prefs($link, $uid) {
1588
1589                 $uid = db_escape_string($uid);
1590
1591                 db_query($link, "BEGIN");
1592
1593                 $result = db_query($link, "SELECT pref_name,def_value FROM ttrss_prefs");
1594
1595                 $u_result = db_query($link, "SELECT pref_name
1596                         FROM ttrss_user_prefs WHERE owner_uid = '$uid'");
1597
1598                 $active_prefs = array();
1599
1600                 while ($line = db_fetch_assoc($u_result)) {
1601                         array_push($active_prefs, $line["pref_name"]);
1602                 }
1603
1604                 while ($line = db_fetch_assoc($result)) {
1605                         if (array_search($line["pref_name"], $active_prefs) === FALSE) {
1606 //                              print "adding " . $line["pref_name"] . "<br>";
1607
1608                                 db_query($link, "INSERT INTO ttrss_user_prefs
1609                                         (owner_uid,pref_name,value) VALUES
1610                                         ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
1611
1612                         }
1613                 }
1614
1615                 db_query($link, "COMMIT");
1616
1617         }
1618
1619         function lookup_user_id($link, $user) {
1620
1621                 $result = db_query($link, "SELECT id FROM ttrss_users WHERE
1622                         login = '$login'");
1623
1624                 if (db_num_rows($result) == 1) {
1625                         return db_fetch_result($result, 0, "id");
1626                 } else {
1627                         return false;
1628                 }
1629         }
1630
1631         function http_authenticate_user($link) {
1632
1633                 error_log("http_authenticate_user: ".$_SERVER["PHP_AUTH_USER"]."\n", 3, '/tmp/tt-rss.log');
1634
1635                 if (!$_SERVER["PHP_AUTH_USER"]) {
1636
1637                         header('WWW-Authenticate: Basic realm="Tiny Tiny RSS RSSGen"');
1638                         header('HTTP/1.0 401 Unauthorized');
1639                         exit;
1640
1641                 } else {
1642                         $auth_result = authenticate_user($link,
1643                                 $_SERVER["PHP_AUTH_USER"], $_SERVER["PHP_AUTH_PW"]);
1644
1645                         if (!$auth_result) {
1646                                 header('WWW-Authenticate: Basic realm="Tiny Tiny RSS RSSGen"');
1647                                 header('HTTP/1.0 401 Unauthorized');
1648                                 exit;
1649                         }
1650                 }
1651
1652                 return true;
1653         }
1654
1655         function authenticate_user($link, $login, $password, $force_auth = false) {
1656
1657                 if (!SINGLE_USER_MODE) {
1658
1659                         $pwd_hash1 = encrypt_password($password);
1660                         $pwd_hash2 = encrypt_password($password, $login);
1661
1662                         if (defined('ALLOW_REMOTE_USER_AUTH') && ALLOW_REMOTE_USER_AUTH
1663                                         && $_SERVER["REMOTE_USER"]) {
1664
1665                                 $login = db_escape_string($_SERVER["REMOTE_USER"]);
1666
1667                                 $query = "SELECT id,login,access_level
1668                     FROM ttrss_users WHERE
1669                                         login = '$login'";
1670
1671                         } else {
1672                                 $query = "SELECT id,login,access_level,pwd_hash
1673                     FROM ttrss_users WHERE
1674                                         login = '$login' AND (pwd_hash = '$pwd_hash1' OR
1675                                                 pwd_hash = '$pwd_hash2')";
1676                         }
1677
1678                         $result = db_query($link, $query);
1679
1680                         if (db_num_rows($result) == 1) {
1681                                 $_SESSION["uid"] = db_fetch_result($result, 0, "id");
1682                                 $_SESSION["name"] = db_fetch_result($result, 0, "login");
1683                                 $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
1684
1685                                 db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
1686                                         $_SESSION["uid"]);
1687
1688                                 $user_theme = get_user_theme_path($link);
1689
1690                                 $_SESSION["theme"] = $user_theme;
1691                                 $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
1692                                 $_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash");
1693
1694                                 initialize_user_prefs($link, $_SESSION["uid"]);
1695
1696                                 return true;
1697                         }
1698
1699                         return false;
1700
1701                 } else {
1702
1703                         $_SESSION["uid"] = 1;
1704                         $_SESSION["name"] = "admin";
1705
1706                         $user_theme = get_user_theme_path($link);
1707
1708                         $_SESSION["theme"] = $user_theme;
1709                         $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
1710
1711                         initialize_user_prefs($link, $_SESSION["uid"]);
1712
1713                         return true;
1714                 }
1715         }
1716
1717         function make_password($length = 8) {
1718
1719                 $password = "";
1720                 $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ";
1721
1722         $i = 0;
1723
1724                 while ($i < $length) {
1725                         $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
1726
1727                         if (!strstr($password, $char)) {
1728                                 $password .= $char;
1729                                 $i++;
1730                         }
1731                 }
1732                 return $password;
1733         }
1734
1735         // this is called after user is created to initialize default feeds, labels
1736         // or whatever else
1737
1738         // user preferences are checked on every login, not here
1739
1740         function initialize_user($link, $uid) {
1741
1742                 db_query($link, "insert into ttrss_labels (owner_uid,sql_exp,description)
1743                         values ('$uid','unread = true', 'Unread articles')");
1744
1745                 db_query($link, "insert into ttrss_labels (owner_uid,sql_exp,description)
1746                         values ('$uid','last_read is null and unread = false', 'Updated articles')");
1747
1748                 db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
1749                         values ('$uid', 'Tiny Tiny RSS: New Releases',
1750                         'http://tt-rss.spb.ru/releases.rss')");
1751
1752                 db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
1753                         values ('$uid', 'Tiny Tiny RSS: Forum',
1754                         'http://tt-rss.spb.ru/forum/rss.php')");
1755         }
1756
1757         function logout_user() {
1758                 session_destroy();
1759                 if (isset($_COOKIE[session_name()])) {
1760                    setcookie(session_name(), '', time()-42000, '/');
1761                 }
1762         }
1763
1764         function get_script_urlpath() {
1765                 return preg_replace('/\/[^\/]*$/', "", $_SERVER["REQUEST_URI"]);
1766         }
1767
1768         function validate_session($link) {
1769                 if (SINGLE_USER_MODE) {
1770                         return true;
1771                 }
1772
1773                 if (SESSION_CHECK_ADDRESS && $_SESSION["uid"]) {
1774                         if ($_SESSION["ip_address"]) {
1775                                 if ($_SESSION["ip_address"] != $_SERVER["REMOTE_ADDR"]) {
1776                                         $_SESSION["login_error_msg"] = "Session failed to validate (incorrect IP)";
1777                                         return false;
1778                                 }
1779                         }
1780                 }
1781
1782                 if ($_SESSION["uid"]) {
1783
1784                         $result = db_query($link,
1785                                 "SELECT pwd_hash FROM ttrss_users WHERE id = '".$_SESSION["uid"]."'");
1786
1787                         $pwd_hash = db_fetch_result($result, 0, "pwd_hash");
1788
1789                         if ($pwd_hash != $_SESSION["pwd_hash"]) {
1790                                 return false;
1791                         }
1792                 }
1793
1794 /*              if ($_SESSION["cookie_lifetime"] && $_SESSION["uid"]) {
1795
1796                         //print_r($_SESSION);
1797
1798                         if (time() > $_SESSION["cookie_lifetime"]) {
1799                                 return false;
1800                         }
1801                 } */
1802
1803                 return true;
1804         }
1805
1806         function login_sequence($link, $mobile = false) {
1807                 if (!SINGLE_USER_MODE) {
1808
1809                         if (defined('_DEBUG_USER_SWITCH') && $_SESSION["uid"]) {
1810                                 $swu = db_escape_string($_REQUEST["swu"]);
1811                                 if ($swu) {
1812                                         $_SESSION["prefs_cache"] = false;
1813                                         return authenticate_user($link, $swu, null, true);
1814                                 }
1815                         }
1816
1817                         $login_action = $_POST["login_action"];
1818
1819                         # try to authenticate user if called from login form
1820                         if ($login_action == "do_login") {
1821                                 $login = $_POST["login"];
1822                                 $password = $_POST["password"];
1823                                 $remember_me = $_POST["remember_me"];
1824
1825                                 if (authenticate_user($link, $login, $password)) {
1826                                         $_POST["password"] = "";
1827
1828                                         $_SESSION["language"] = $_POST["language"];
1829
1830                                         header("Location: " . $_SERVER["REQUEST_URI"]);
1831                                         exit;
1832
1833                                         return;
1834                                 } else {
1835                                         $_SESSION["login_error_msg"] = "Incorrect username or password";
1836                                 }
1837                         }
1838
1839 //                      print session_id();
1840 //                      print_r($_SESSION);
1841
1842                         if (!$_SESSION["uid"] || !validate_session($link)) {
1843                                 render_login_form($link, $mobile);
1844                                 exit;
1845                         } else {
1846                                 /* bump login timestamp */
1847                                 db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
1848                                         $_SESSION["uid"]);
1849
1850                                 if ($_SESSION["language"] && SESSION_COOKIE_LIFETIME > 0) {
1851                                         setcookie("ttrss_lang", $_SESSION["language"],
1852                                                 time() + SESSION_COOKIE_LIFETIME);
1853                                 }
1854                         }
1855
1856                 } else {
1857                         return authenticate_user($link, "admin", null);
1858                 }
1859         }
1860
1861         function truncate_string($str, $max_len) {
1862                 if (mb_strlen($str, "utf-8") > $max_len - 3) {
1863                         return mb_substr($str, 0, $max_len, "utf-8") . "&hellip;";
1864                 } else {
1865                         return $str;
1866                 }
1867         }
1868
1869         function get_user_theme_path($link) {
1870                 $result = db_query($link, "SELECT theme_path
1871                         FROM
1872                                 ttrss_themes,ttrss_users
1873                         WHERE ttrss_themes.id = theme_id AND ttrss_users.id = " . $_SESSION["uid"]);
1874                 if (db_num_rows($result) != 0) {
1875                         return db_fetch_result($result, 0, "theme_path");
1876                 } else {
1877                         return null;
1878                 }
1879         }
1880
1881         function smart_date_time($timestamp) {
1882                 if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
1883                         return date("G:i", $timestamp);
1884                 } else if (date("Y", $timestamp) == date("Y")) {
1885                         return date("M d, G:i", $timestamp);
1886                 } else {
1887                         return date("Y/m/d, G:i", $timestamp);
1888                 }
1889         }
1890
1891         function smart_date($timestamp) {
1892                 if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
1893                         return "Today";
1894                 } else if (date("Y", $timestamp) == date("Y")) {
1895                         return date("D m", $timestamp);
1896                 } else {
1897                         return date("Y/m/d", $timestamp);
1898                 }
1899         }
1900
1901         function sql_bool_to_string($s) {
1902                 if ($s == "t" || $s == "1") {
1903                         return "true";
1904                 } else {
1905                         return "false";
1906                 }
1907         }
1908
1909         function sql_bool_to_bool($s) {
1910                 if ($s == "t" || $s == "1") {
1911                         return true;
1912                 } else {
1913                         return false;
1914                 }
1915         }
1916
1917
1918         function toggleEvenOdd($a) {
1919                 if ($a == "even")
1920                         return "odd";
1921                 else
1922                         return "even";
1923         }
1924
1925         function sanity_check($link) {
1926
1927                 error_reporting(0);
1928
1929                 $error_code = 0;
1930                 $result = db_query($link, "SELECT schema_version FROM ttrss_version");
1931                 $schema_version = db_fetch_result($result, 0, "schema_version");
1932
1933                 if ($schema_version != SCHEMA_VERSION) {
1934                         $error_code = 5;
1935                 }
1936
1937                 if (DB_TYPE == "mysql") {
1938                         $result = db_query($link, "SELECT true", false);
1939                         if (db_num_rows($result) != 1) {
1940                                 $error_code = 10;
1941                         }
1942                 }
1943
1944                 error_reporting (DEFAULT_ERROR_LEVEL);
1945
1946                 if ($error_code != 0) {
1947                         print_error_xml($error_code);
1948                         return false;
1949                 } else {
1950                         return true;
1951                 }
1952         }
1953
1954         function file_is_locked($filename) {
1955                 if (function_exists('flock')) {
1956                         error_reporting(0);
1957                         $fp = fopen(LOCK_DIRECTORY . "/$filename", "r");
1958                         error_reporting(DEFAULT_ERROR_LEVEL);
1959                         if ($fp) {
1960                                 if (flock($fp, LOCK_EX | LOCK_NB)) {
1961                                         flock($fp, LOCK_UN);
1962                                         fclose($fp);
1963                                         return false;
1964                                 }
1965                                 fclose($fp);
1966                                 return true;
1967                         } else {
1968                                 return false;
1969                         }
1970                 }
1971                 return true; // consider the file always locked and skip the test
1972         }
1973
1974         function make_lockfile($filename) {
1975                 $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
1976
1977                 if (flock($fp, LOCK_EX | LOCK_NB)) {
1978                         return $fp;
1979                 } else {
1980                         return false;
1981                 }
1982         }
1983
1984         function make_stampfile($filename) {
1985                 $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
1986
1987                 if (flock($fp, LOCK_EX | LOCK_NB)) {
1988                         fwrite($fp, time() . "\n");
1989                         flock($fp, LOCK_UN);
1990                         fclose($fp);
1991                         return true;
1992                 } else {
1993                         return false;
1994                 }
1995         }
1996
1997         function read_stampfile($filename) {
1998
1999                 error_reporting(0);
2000                 $fp = fopen(LOCK_DIRECTORY . "/$filename", "r");
2001                 error_reporting (DEFAULT_ERROR_LEVEL);
2002
2003                 if ($fp) {
2004                         if (flock($fp, LOCK_EX)) {
2005                                 $stamp = fgets($fp);
2006                                 flock($fp, LOCK_UN);
2007                                 fclose($fp);
2008                                 return $stamp;
2009                         } else {
2010                                 return false;
2011                         }
2012                 } else {
2013                         return false;
2014                 }
2015         }
2016
2017         function sql_random_function() {
2018                 if (DB_TYPE == "mysql") {
2019                         return "RAND()";
2020                 } else {
2021                         return "RANDOM()";
2022                 }
2023         }
2024
2025         function catchup_feed($link, $feed, $cat_view) {
2026
2027                         if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
2028
2029                                 if ($cat_view) {
2030
2031                                         if ($feed > 0) {
2032                                                 $cat_qpart = "cat_id = '$feed'";
2033                                         } else {
2034                                                 $cat_qpart = "cat_id IS NULL";
2035                                         }
2036
2037                                         $tmp_result = db_query($link, "SELECT id
2038                                                 FROM ttrss_feeds WHERE $cat_qpart AND owner_uid = " .
2039                                                 $_SESSION["uid"]);
2040
2041                                         while ($tmp_line = db_fetch_assoc($tmp_result)) {
2042
2043                                                 $tmp_feed = $tmp_line["id"];
2044
2045                                                 db_query($link, "UPDATE ttrss_user_entries
2046                                                         SET unread = false,last_read = NOW()
2047                                                         WHERE feed_id = '$tmp_feed' AND owner_uid = " . $_SESSION["uid"]);
2048                                         }
2049
2050                                 } else if ($feed > 0) {
2051
2052                                         $tmp_result = db_query($link, "SELECT id
2053                                                 FROM ttrss_feeds WHERE parent_feed = '$feed'
2054                                                 ORDER BY cat_id,title");
2055
2056                                         $parent_ids = array();
2057
2058                                         if (db_num_rows($tmp_result) > 0) {
2059                                                 while ($p = db_fetch_assoc($tmp_result)) {
2060                                                         array_push($parent_ids, "feed_id = " . $p["id"]);
2061                                                 }
2062
2063                                                 $children_qpart = implode(" OR ", $parent_ids);
2064
2065                                                 db_query($link, "UPDATE ttrss_user_entries
2066                                                         SET unread = false,last_read = NOW()
2067                                                         WHERE (feed_id = '$feed' OR $children_qpart)
2068                                                         AND owner_uid = " . $_SESSION["uid"]);
2069
2070                                         } else {
2071                                                 db_query($link, "UPDATE ttrss_user_entries
2072                                                         SET unread = false,last_read = NOW()
2073                                                         WHERE feed_id = '$feed' AND owner_uid = " . $_SESSION["uid"]);
2074                                         }
2075
2076                                 } else if ($feed < 0 && $feed > -10) { // special, like starred
2077
2078                                         if ($feed == -1) {
2079                                                 db_query($link, "UPDATE ttrss_user_entries
2080                                                         SET unread = false,last_read = NOW()
2081                                                         WHERE marked = true AND owner_uid = ".$_SESSION["uid"]);
2082                                         }
2083
2084                                         if ($feed == -2) {
2085                                                 db_query($link, "UPDATE ttrss_user_entries
2086                                                         SET unread = false,last_read = NOW()
2087                                                         WHERE published = true AND owner_uid = ".$_SESSION["uid"]);
2088                                         }
2089
2090                                         if ($feed == -3) {
2091
2092                                                 $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE");
2093
2094                                                 if (DB_TYPE == "pgsql") {
2095                                                         $match_part = "updated > NOW() - INTERVAL '$intl hour' ";
2096                                                 } else {
2097                                                         $match_part = "updated > DATE_SUB(NOW(),
2098                                                                 INTERVAL $intl HOUR) ";
2099                                                 }
2100
2101                                                 $result = db_query($link, "SELECT id FROM ttrss_entries,
2102                                                         ttrss_user_entries WHERE $match_part AND
2103                                                         unread = true AND
2104                                                         ttrss_user_entries.ref_id = ttrss_entries.id AND
2105                                                         owner_uid = ".$_SESSION["uid"]);
2106
2107                                                 $affected_ids = array();
2108
2109                                                 while ($line = db_fetch_assoc($result)) {
2110                                                         array_push($affected_ids, $line["id"]);
2111                                                 }
2112
2113                                                 catchupArticlesById($link, $affected_ids, 0);
2114                                         }
2115
2116                                 } else if ($feed < -10) { // label
2117
2118                                         // TODO make this more efficient
2119
2120                                         $label_id = -$feed - 11;
2121
2122                                         $tmp_result = db_query($link, "SELECT sql_exp FROM ttrss_labels
2123                                                 WHERE id = '$label_id'");
2124
2125                                         if ($tmp_result) {
2126                                                 $sql_exp = db_fetch_result($tmp_result, 0, "sql_exp");
2127
2128                                                 db_query($link, "BEGIN");
2129
2130                                                 $tmp2_result = db_query($link,
2131                                                         "SELECT
2132                                                                 int_id
2133                                                         FROM
2134                                                                 ttrss_user_entries,ttrss_entries,ttrss_feeds
2135                                                         WHERE
2136                                                                 ref_id = ttrss_entries.id AND
2137                                                                 ttrss_user_entries.feed_id = ttrss_feeds.id AND
2138                                                                 $sql_exp AND
2139                                                                 ttrss_user_entries.owner_uid = " . $_SESSION["uid"]);
2140
2141                                                 while ($tmp_line = db_fetch_assoc($tmp2_result)) {
2142                                                         db_query($link, "UPDATE
2143                                                                 ttrss_user_entries
2144                                                         SET
2145                                                                 unread = false, last_read = NOW()
2146                                                         WHERE
2147                                                                 int_id = " . $tmp_line["int_id"]);
2148                                                 }
2149
2150                                                 db_query($link, "COMMIT");
2151
2152 /*                                              db_query($link, "UPDATE ttrss_user_entries,ttrss_entries
2153                                                         SET unread = false,last_read = NOW()
2154                                                         WHERE $sql_exp
2155                                                         AND ref_id = id
2156                                                         AND owner_uid = ".$_SESSION["uid"]); */
2157                                         }
2158                                 }
2159                         } else { // tag
2160                                 db_query($link, "BEGIN");
2161
2162                                 $tag_name = db_escape_string($feed);
2163
2164                                 $result = db_query($link, "SELECT post_int_id FROM ttrss_tags
2165                                         WHERE tag_name = '$tag_name' AND owner_uid = " . $_SESSION["uid"]);
2166
2167                                 while ($line = db_fetch_assoc($result)) {
2168                                         db_query($link, "UPDATE ttrss_user_entries SET
2169                                                 unread = false, last_read = NOW()
2170                                                 WHERE int_id = " . $line["post_int_id"]);
2171                                 }
2172                                 db_query($link, "COMMIT");
2173                         }
2174         }
2175
2176         function update_generic_feed($link, $feed, $cat_view, $force_update = false) {
2177                         if ($cat_view) {
2178
2179                                 if ($feed > 0) {
2180                                         $cat_qpart = "cat_id = '$feed'";
2181                                 } else {
2182                                         $cat_qpart = "cat_id IS NULL";
2183                                 }
2184
2185                                 $tmp_result = db_query($link, "SELECT id,feed_url FROM ttrss_feeds
2186                                         WHERE $cat_qpart AND owner_uid = " . $_SESSION["uid"]);
2187
2188                                 while ($tmp_line = db_fetch_assoc($tmp_result)) {
2189                                         $feed_url = $tmp_line["feed_url"];
2190                                         $feed_id = $tmp_line["id"];
2191                                         update_rss_feed($link, $feed_url, $feed_id, $force_update);
2192                                 }
2193
2194                         } else {
2195                                 $tmp_result = db_query($link, "SELECT feed_url FROM ttrss_feeds
2196                                         WHERE id = '$feed'");
2197                                 $feed_url = db_fetch_result($tmp_result, 0, "feed_url");
2198                                 update_rss_feed($link, $feed_url, $feed, $force_update);
2199                         }
2200         }
2201
2202         function getAllCounters($link, $omode = "flc", $active_feed = false) {
2203
2204                 /* getting all counters is a resource intensive operation, so we
2205                  * rate limit it a little bit */
2206
2207                 if (time() - $_SESSION["get_all_counters_stamp"] > 5) {
2208
2209                         if (!$omode) $omode = "flc";
2210
2211                         getGlobalCounters($link);
2212
2213                         if (strchr($omode, "l")) getLabelCounters($link);
2214                         if (strchr($omode, "f")) getFeedCounters($link, SMART_RPC_COUNTERS, $active_feed);
2215                         if (strchr($omode, "t")) getTagCounters($link);
2216                         if (strchr($omode, "c")) {
2217                                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
2218                                         getCategoryCounters($link);
2219                                 }
2220                         }
2221
2222                         $_SESSION["get_all_counters_stamp"] = time();
2223                 }
2224
2225         }
2226
2227         function getCategoryCounters($link) {
2228                 # two special categories are -1 and -2 (all virtuals; all labels)
2229
2230                 $ctr = getCategoryUnread($link, -1);
2231
2232                 print "<counter type=\"category\" id=\"-1\" counter=\"$ctr\"/>";
2233
2234                 $ctr = getCategoryUnread($link, -2);
2235
2236                 print "<counter type=\"category\" id=\"-2\" counter=\"$ctr\"/>";
2237
2238                 $age_qpart = getMaxAgeSubquery();
2239
2240                 $result = db_query($link, "SELECT cat_id,SUM((SELECT COUNT(int_id)
2241                                 FROM ttrss_user_entries, ttrss_entries WHERE feed_id = ttrss_feeds.id
2242                                         AND id = ref_id AND $age_qpart
2243                                         AND unread = true)) AS unread FROM ttrss_feeds
2244                         WHERE
2245                                 hidden = false AND owner_uid = ".$_SESSION["uid"]." GROUP BY cat_id");
2246
2247                 while ($line = db_fetch_assoc($result)) {
2248                         $line["cat_id"] = sprintf("%d", $line["cat_id"]);
2249                         print "<counter type=\"category\" id=\"".$line["cat_id"]."\" counter=\"".
2250                                 $line["unread"]."\"/>";
2251                 }
2252         }
2253
2254         function getCategoryUnread($link, $cat) {
2255
2256                 if ($cat >= 0) {
2257
2258                         if ($cat != 0) {
2259                                 $cat_query = "cat_id = '$cat'";
2260                         } else {
2261                                 $cat_query = "cat_id IS NULL";
2262                         }
2263
2264                         $age_qpart = getMaxAgeSubquery();
2265
2266                         $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE $cat_query
2267                                         AND hidden = false
2268                                         AND owner_uid = " . $_SESSION["uid"]);
2269
2270                         $cat_feeds = array();
2271                         while ($line = db_fetch_assoc($result)) {
2272                                 array_push($cat_feeds, "feed_id = " . $line["id"]);
2273                         }
2274
2275                         if (count($cat_feeds) == 0) return 0;
2276
2277                         $match_part = implode(" OR ", $cat_feeds);
2278
2279                         $result = db_query($link, "SELECT COUNT(int_id) AS unread
2280                                 FROM ttrss_user_entries,ttrss_entries
2281                                 WHERE   unread = true AND ($match_part) AND id = ref_id
2282                                 AND $age_qpart AND owner_uid = " . $_SESSION["uid"]);
2283
2284                         $unread = 0;
2285
2286                         # this needs to be rewritten
2287                         while ($line = db_fetch_assoc($result)) {
2288                                 $unread += $line["unread"];
2289                         }
2290
2291                         return $unread;
2292                 } else if ($cat == -1) {
2293                         return getFeedUnread($link, -1) + getFeedUnread($link, -2) + getFeedUnread($link, -3);
2294                 } else if ($cat == -2) {
2295
2296                         $rv = getLabelCounters($link, false, true);
2297                         $ctr = 0;
2298
2299                         foreach (array_keys($rv) as $k) {
2300                                 if ($k < -10) {
2301                                         $ctr += $rv[$k]["counter"];
2302                                 }
2303                         }
2304
2305                         return $ctr;
2306                 }
2307         }
2308
2309         function getMaxAgeSubquery($days = COUNTERS_MAX_AGE) {
2310                 if (DB_TYPE == "pgsql") {
2311                         return "ttrss_entries.date_entered >
2312                                 NOW() - INTERVAL '$days days'";
2313                 } else {
2314                         return "ttrss_entries.date_entered >
2315                                 DATE_SUB(NOW(), INTERVAL $days DAY)";
2316                 }
2317         }
2318
2319         function getFeedUnread($link, $feed, $is_cat = false) {
2320                 return getFeedArticles($link, $feed, $is_cat, true);
2321         }
2322
2323         function getFeedArticles($link, $feed, $is_cat = false, $unread_only = false) {
2324                 $n_feed = sprintf("%d", $feed);
2325
2326                 if ($unread_only) {
2327                         $unread_qpart = "unread = true";
2328                 } else {
2329                         $unread_qpart = "true";
2330                 }
2331
2332                 $age_qpart = getMaxAgeSubquery();
2333
2334                 if ($is_cat) {
2335                         return getCategoryUnread($link, $n_feed);
2336                 } else if ($n_feed == -1) {
2337                         $match_part = "marked = true";
2338                 } else if ($n_feed == -2) {
2339                         $match_part = "published = true";
2340                 } else if ($n_feed == -3) {
2341                         $match_part = "unread = true";
2342
2343                         $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE");
2344
2345                         if (DB_TYPE == "pgsql") {
2346                                 $match_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
2347                         } else {
2348                                 $match_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
2349                         }
2350
2351                 } else if ($n_feed > 0) {
2352
2353                         $result = db_query($link, "SELECT id FROM ttrss_feeds
2354                                         WHERE parent_feed = '$n_feed'
2355                                         AND hidden = false
2356                                         AND owner_uid = " . $_SESSION["uid"]);
2357
2358                         if (db_num_rows($result) > 0) {
2359
2360                                 $linked_feeds = array();
2361                                 while ($line = db_fetch_assoc($result)) {
2362                                         array_push($linked_feeds, "feed_id = " . $line["id"]);
2363                                 }
2364
2365                                 array_push($linked_feeds, "feed_id = $n_feed");
2366
2367                                 $match_part = implode(" OR ", $linked_feeds);
2368
2369                                 $result = db_query($link, "SELECT COUNT(int_id) AS unread
2370                                         FROM ttrss_user_entries,ttrss_entries
2371                                         WHERE   $unread_qpart AND
2372                                         ttrss_user_entries.ref_id = ttrss_entries.id AND
2373                                         $age_qpart AND
2374                                         ($match_part) AND
2375                                         owner_uid = " . $_SESSION["uid"]);
2376
2377                                 $unread = 0;
2378
2379                                 # this needs to be rewritten
2380                                 while ($line = db_fetch_assoc($result)) {
2381                                         $unread += $line["unread"];
2382                                 }
2383
2384                                 return $unread;
2385
2386                         } else {
2387                                 $match_part = "feed_id = '$n_feed'";
2388                         }
2389                 } else if ($feed < -10) {
2390
2391                         $label_id = -$feed - 11;
2392
2393                         $result = db_query($link, "SELECT sql_exp FROM ttrss_labels WHERE
2394                                 id = '$label_id' AND owner_uid = " . $_SESSION["uid"]);
2395
2396                         $match_part = db_fetch_result($result, 0, "sql_exp");
2397                 }
2398
2399                 if ($match_part) {
2400
2401                         $result = db_query($link, "SELECT count(int_id) AS unread
2402                                 FROM ttrss_user_entries,ttrss_feeds,ttrss_entries WHERE
2403                                 ttrss_user_entries.feed_id = ttrss_feeds.id AND
2404                                 ttrss_user_entries.ref_id = ttrss_entries.id AND
2405                                 ttrss_feeds.hidden = false AND
2406                                 $age_qpart AND
2407                                 $unread_qpart AND ($match_part) AND ttrss_user_entries.owner_uid = " . $_SESSION["uid"]);
2408
2409                 } else {
2410
2411                         $result = db_query($link, "SELECT COUNT(post_int_id) AS unread
2412                                 FROM ttrss_tags,ttrss_user_entries,ttrss_entries
2413                                 WHERE tag_name = '$feed' AND post_int_id = int_id AND ref_id = ttrss_entries.id
2414                                 AND $unread_qpart AND $age_qpart AND
2415                                         ttrss_tags.owner_uid = " . $_SESSION["uid"]);
2416                 }
2417
2418                 $unread = db_fetch_result($result, 0, "unread");
2419
2420                 return $unread;
2421         }
2422
2423         /* FIXME this needs reworking */
2424
2425         function getGlobalUnread($link, $user_id = false) {
2426
2427                 if (!$user_id) {
2428                         $user_id = $_SESSION["uid"];
2429                 }
2430
2431                 $age_qpart = getMaxAgeSubquery();
2432
2433                 $result = db_query($link, "SELECT count(ttrss_entries.id) as c_id FROM ttrss_entries,ttrss_user_entries,ttrss_feeds
2434                         WHERE unread = true AND
2435                         ttrss_user_entries.feed_id = ttrss_feeds.id AND
2436                         ttrss_user_entries.ref_id = ttrss_entries.id AND
2437                         hidden = false AND
2438                         $age_qpart AND
2439                         ttrss_user_entries.owner_uid = '$user_id'");
2440                 $c_id = db_fetch_result($result, 0, "c_id");
2441                 return $c_id;
2442         }
2443
2444         function getGlobalCounters($link, $global_unread = -1) {
2445                 if ($global_unread == -1) {
2446                         $global_unread = getGlobalUnread($link);
2447                 }
2448                 print "<counter type=\"global\" id='global-unread'
2449                         counter='$global_unread'/>";
2450
2451                 $result = db_query($link, "SELECT COUNT(id) AS fn FROM
2452                         ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
2453
2454                 $subscribed_feeds = db_fetch_result($result, 0, "fn");
2455
2456                 print "<counter type=\"global\" id='subscribed-feeds'
2457                         counter='$subscribed_feeds'/>";
2458
2459         }
2460
2461         function getTagCounters($link, $smart_mode = SMART_RPC_COUNTERS) {
2462
2463                 if ($smart_mode) {
2464                         if (!$_SESSION["tctr_last_value"]) {
2465                                 $_SESSION["tctr_last_value"] = array();
2466                         }
2467                 }
2468
2469                 $old_counters = $_SESSION["tctr_last_value"];
2470
2471                 $tctrs_modified = false;
2472
2473 /*              $result = db_query($link, "SELECT tag_name,count(ttrss_entries.id) AS count
2474                         FROM ttrss_tags,ttrss_entries,ttrss_user_entries WHERE
2475                         ttrss_user_entries.ref_id = ttrss_entries.id AND
2476                         ttrss_tags.owner_uid = ".$_SESSION["uid"]." AND
2477                         post_int_id = ttrss_user_entries.int_id AND unread = true GROUP BY tag_name
2478                 UNION
2479                         select tag_name,0 as count FROM ttrss_tags
2480                         WHERE ttrss_tags.owner_uid = ".$_SESSION["uid"]); */
2481
2482                 $age_qpart = getMaxAgeSubquery();
2483
2484                 $result = db_query($link, "SELECT tag_name,SUM((SELECT COUNT(int_id)
2485                         FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
2486                                 AND ref_id = id AND $age_qpart
2487                                 AND unread = true)) AS count FROM ttrss_tags
2488                                 WHERE owner_uid = ".$_SESSION['uid']." GROUP BY tag_name
2489                                 ORDER BY count DESC LIMIT 55");
2490
2491                 $tags = array();
2492
2493                 while ($line = db_fetch_assoc($result)) {
2494                         $tags[$line["tag_name"]] += $line["count"];
2495                 }
2496
2497                 foreach (array_keys($tags) as $tag) {
2498                         $unread = $tags[$tag];
2499
2500                         $tag = htmlspecialchars($tag);
2501
2502                         if (!$smart_mode || $old_counters[$tag] != $unread) {
2503                                 $old_counters[$tag] = $unread;
2504                                 $tctrs_modified = true;
2505                                 print "<counter type=\"tag\" id=\"$tag\" counter=\"$unread\"/>";
2506                         }
2507
2508                 }
2509
2510                 if ($smart_mode && $tctrs_modified) {
2511                         $_SESSION["tctr_last_value"] = $old_counters;
2512                 }
2513
2514         }
2515
2516         function getLabelCounters($link, $smart_mode = SMART_RPC_COUNTERS, $ret_mode = false) {
2517
2518                 $age_qpart = getMaxAgeSubquery();
2519
2520                 if ($smart_mode) {
2521                         if (!$_SESSION["lctr_last_value"]) {
2522                                 $_SESSION["lctr_last_value"] = array();
2523                         }
2524                 }
2525
2526                 $ret_arr = array();
2527
2528                 $old_counters = $_SESSION["lctr_last_value"];
2529                 $lctrs_modified = false;
2530
2531                 $count = getFeedUnread($link, -1);
2532
2533                 if (!$ret_mode) {
2534
2535                         if (get_pref($link, 'EXTENDED_FEEDLIST')) {
2536                                 $xmsg_part = "xmsg=\"(" . getFeedArticles($link, $id) . " total)\"";
2537                         } else {
2538                                 $xmsg_part = "";
2539                         }
2540
2541                         print "<counter type=\"label\" id=\"-1\" counter=\"$count\" $xmsg_part/>";
2542                 } else {
2543                         $ret_arr["-1"]["counter"] = $count;
2544                         $ret_arr["-1"]["description"] = __("Starred articles");
2545                 }
2546
2547                 $count = getFeedUnread($link, -2);
2548
2549                 if (!$ret_mode) {
2550
2551                         if (get_pref($link, 'EXTENDED_FEEDLIST')) {
2552                                 $xmsg_part = "xmsg=\"(" . getFeedArticles($link, $id) . " total)\"";
2553                         } else {
2554                                 $xmsg_part = "";
2555                         }
2556
2557                         print "<counter type=\"label\" id=\"-2\" counter=\"$count\" $xmsg_part/>";
2558                 } else {
2559                         $ret_arr["-2"]["counter"] = $count;
2560                         $ret_arr["-2"]["description"] = __("Published articles");
2561                 }
2562
2563                 $count = getFeedUnread($link, -3);
2564
2565                 if (!$ret_mode) {
2566
2567                         if (get_pref($link, 'EXTENDED_FEEDLIST')) {
2568                                 $xmsg_part = "xmsg=\"(" . getFeedArticles($link, $id) . " total)\"";
2569                         } else {
2570                                 $xmsg_part = "";
2571                         }
2572
2573                         print "<counter type=\"label\" id=\"-3\" counter=\"$count\" $xmsg_part/>";
2574                 } else {
2575                         $ret_arr["-3"]["counter"] = $count;
2576                         $ret_arr["-3"]["description"] = __("Fresh articles");
2577                 }
2578
2579
2580                 $result = db_query($link, "SELECT owner_uid,id,sql_exp,description FROM
2581                         ttrss_labels WHERE owner_uid = ".$_SESSION["uid"]." ORDER by description");
2582
2583                 while ($line = db_fetch_assoc($result)) {
2584
2585                         $id = -$line["id"] - 11;
2586
2587                         $label_name = $line["description"];
2588
2589                         error_reporting (0);
2590
2591                         $tmp_result = db_query($link, "SELECT count(ttrss_entries.id) as count FROM ttrss_user_entries,ttrss_entries,ttrss_feeds
2592                                 WHERE (" . $line["sql_exp"] . ") AND unread = true AND
2593                                 ttrss_feeds.hidden = false AND
2594                                 $age_qpart AND
2595                                 ttrss_user_entries.feed_id = ttrss_feeds.id AND
2596                                 ttrss_user_entries.ref_id = ttrss_entries.id AND
2597                                 ttrss_user_entries.owner_uid = ".$_SESSION["uid"]);
2598
2599                         $count = db_fetch_result($tmp_result, 0, "count");
2600
2601                         if (!$smart_mode || $old_counters[$id] != $count) {
2602                                 $old_counters[$id] = $count;
2603                                 $lctrs_modified = true;
2604                                 if (!$ret_mode) {
2605
2606                                         if (get_pref($link, 'EXTENDED_FEEDLIST')) {
2607                                                 $xmsg_part = "xmsg=\"(" . getFeedArticles($link, $id) . " total)\"";
2608                                         } else {
2609                                                 $xmsg_part = "";
2610                                         }
2611
2612                                         print "<counter type=\"label\" id=\"$id\" counter=\"$count\" $xmsg_part/>";
2613                                 } else {
2614                                         $ret_arr[$id]["counter"] = $count;
2615                                         $ret_arr[$id]["description"] = $label_name;
2616                                 }
2617                         }
2618
2619                         error_reporting (DEFAULT_ERROR_LEVEL);
2620                 }
2621
2622                 if ($smart_mode && $lctrs_modified) {
2623                         $_SESSION["lctr_last_value"] = $old_counters;
2624                 }
2625
2626                 return $ret_arr;
2627         }
2628
2629 /*      function getFeedCounter($link, $id) {
2630
2631                 $result = db_query($link, "SELECT
2632                                 count(id) as count,last_error
2633                         FROM ttrss_entries,ttrss_user_entries,ttrss_feeds
2634                         WHERE feed_id = '$id' AND unread = true
2635                         AND ttrss_user_entries.feed_id = ttrss_feeds.id
2636                         AND ttrss_user_entries.ref_id = ttrss_entries.id");
2637
2638                         $count = db_fetch_result($result, 0, "count");
2639                         $last_error = htmlspecialchars(db_fetch_result($result, 0, "last_error"));
2640
2641                         print "<counter type=\"feed\" id=\"$id\" counter=\"$count\" error=\"$last_error\"/>";
2642         } */
2643
2644         function getFeedCounters($link, $smart_mode = SMART_RPC_COUNTERS, $active_feed = false) {
2645
2646                 $age_qpart = getMaxAgeSubquery();
2647
2648                 if ($smart_mode) {
2649                         if (!$_SESSION["fctr_last_value"]) {
2650                                 $_SESSION["fctr_last_value"] = array();
2651                         }
2652                 }
2653
2654                 $old_counters = $_SESSION["fctr_last_value"];
2655
2656 /*              $result = db_query($link, "SELECT id,last_error,parent_feed,
2657                         ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated,
2658                         (SELECT count(id)
2659                                 FROM ttrss_entries,ttrss_user_entries
2660                                 WHERE feed_id = ttrss_feeds.id AND
2661                                         ttrss_user_entries.ref_id = ttrss_entries.id
2662                                 AND unread = true AND owner_uid = ".$_SESSION["uid"].") as count
2663                         FROM ttrss_feeds WHERE owner_uid = ".$_SESSION["uid"] . "
2664                         AND parent_feed IS NULL"); */
2665
2666                 $query = "SELECT ttrss_feeds.id,
2667                                 ttrss_feeds.title,
2668                                 ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
2669                                 last_error,
2670                                 COUNT(ttrss_entries.id) AS count
2671                         FROM ttrss_feeds
2672                                 LEFT JOIN ttrss_user_entries ON (ttrss_user_entries.feed_id = ttrss_feeds.id
2673                                         AND ttrss_user_entries.owner_uid = ttrss_feeds.owner_uid
2674                                         AND ttrss_user_entries.unread = true)
2675                                 LEFT JOIN ttrss_entries ON (ttrss_user_entries.ref_id = ttrss_entries.id AND
2676                                         $age_qpart)
2677                         WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
2678                                 AND parent_feed IS NULL
2679                         GROUP BY ttrss_feeds.id, ttrss_feeds.title, ttrss_feeds.last_updated, last_error";
2680
2681                 $result = db_query($link, $query);
2682                 $fctrs_modified = false;
2683
2684                 $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
2685
2686                 while ($line = db_fetch_assoc($result)) {
2687
2688                         $id = $line["id"];
2689                         $count = $line["count"];
2690                         $last_error = htmlspecialchars($line["last_error"]);
2691
2692                         if (get_pref($link, 'HEADLINES_SMART_DATE')) {
2693                                 $last_updated = smart_date_time(strtotime($line["last_updated"]));
2694                         } else {
2695                                 $last_updated = date($short_date, strtotime($line["last_updated"]));
2696                         }
2697
2698                         $last_updated = htmlspecialchars($last_updated);
2699
2700                         $has_img = is_file(ICONS_DIR . "/$id.ico");
2701
2702                         $tmp_result = db_query($link,
2703                                 "SELECT ttrss_feeds.id,COUNT(unread) AS unread
2704                                 FROM ttrss_feeds LEFT JOIN ttrss_user_entries
2705                                         ON (ttrss_feeds.id = ttrss_user_entries.feed_id)
2706                                 LEFT JOIN ttrss_entries ON (ttrss_user_entries.ref_id = ttrss_entries.id)
2707                                 WHERE parent_feed = '$id' AND $age_qpart AND unread = true GROUP BY ttrss_feeds.id");
2708
2709                         if (db_num_rows($tmp_result) > 0) {
2710                                 while ($l = db_fetch_assoc($tmp_result)) {
2711                                         $count += $l["unread"];
2712                                 }
2713                         }
2714
2715                         if (!$smart_mode || $old_counters[$id] != $count) {
2716                                 $old_counters[$id] = $count;
2717                                 $fctrs_modified = true;
2718
2719                                 if ($last_error) {
2720                                         $error_part = "error=\"$last_error\"";
2721                                 } else {
2722                                         $error_part = "";
2723                                 }
2724
2725                                 if ($has_img) {
2726                                         $has_img_part = "hi=\"$has_img\"";
2727                                 } else {
2728                                         $has_img_part = "";
2729                                 }
2730
2731                                 if ($active_feed && $id == $active_feed) {
2732                                         $has_title_part = "title=\"" . htmlspecialchars($line["title"]) . "\"";
2733                                 } else {
2734                                         $has_title_part = "";
2735                                 }
2736
2737                                 if (get_pref($link, 'EXTENDED_FEEDLIST')) {
2738                                         $xmsg_part = "xmsg=\"(" . getFeedArticles($link, $id) . " total)\"";
2739                                 }
2740
2741                                 print "<counter type=\"feed\" id=\"$id\" counter=\"$count\" $has_img_part $error_part updated=\"$last_updated\" $xmsg_part $has_title_part/>";
2742                         }
2743                 }
2744
2745                 if ($smart_mode && $fctrs_modified) {
2746                         $_SESSION["fctr_last_value"] = $old_counters;
2747                 }
2748         }
2749
2750         function get_script_dt_add() {
2751                 if (strpos(VERSION, ".99") === false) {
2752                         return VERSION;
2753                 } else {
2754                         return time();
2755                 }
2756         }
2757
2758         function get_pgsql_version($link) {
2759                 $result = db_query($link, "SELECT version() AS version");
2760                 $version = split(" ", db_fetch_result($result, 0, "version"));
2761                 return $version[1];
2762         }
2763
2764         function print_error_xml($code, $add_msg = "") {
2765                 global $ERRORS;
2766
2767                 $error_msg = $ERRORS[$code];
2768
2769                 if ($add_msg) {
2770                         $error_msg = "$error_msg; $add_msg";
2771                 }
2772
2773                 print "<rpc-reply>";
2774                 print "<error error-code=\"$code\" error-msg=\"$error_msg\"/>";
2775                 print "</rpc-reply>";
2776         }
2777
2778         function subscribe_to_feed($link, $feed_link, $cat_id = 0,
2779                         $auth_login = '', $auth_pass = '') {
2780
2781                 # check for feed:http://url
2782                 $feed_link = trim(preg_replace("/^feed:/", "", $feed_link));
2783
2784                 # check for feed://URL
2785                 if (strpos($feed_link, "//") === 0) {
2786                         $feed_link = "http:$feed_link";
2787                 }
2788
2789                 if ($feed_link == "") return;
2790
2791                 if ($cat_id == "0" || !$cat_id) {
2792                         $cat_qpart = "NULL";
2793                 } else {
2794                         $cat_qpart = "'$cat_id'";
2795                 }
2796
2797                 $result = db_query($link,
2798                         "SELECT id FROM ttrss_feeds
2799                         WHERE feed_url = '$feed_link' AND owner_uid = ".$_SESSION["uid"]);
2800
2801                 if (db_num_rows($result) == 0) {
2802
2803                         $result = db_query($link,
2804                                 "INSERT INTO ttrss_feeds
2805                                         (owner_uid,feed_url,title,cat_id, auth_login,auth_pass)
2806                                 VALUES ('".$_SESSION["uid"]."', '$feed_link',
2807                                 '[Unknown]', $cat_qpart, '$auth_login', '$auth_pass')");
2808
2809                         $result = db_query($link,
2810                                 "SELECT id FROM ttrss_feeds WHERE feed_url = '$feed_link'
2811                                         AND owner_uid = " . $_SESSION["uid"]);
2812
2813                         $feed_id = db_fetch_result($result, 0, "id");
2814
2815                         if ($feed_id) {
2816                                 update_rss_feed($link, $feed_link, $feed_id, true);
2817                         }
2818
2819                         return true;
2820                 } else {
2821                         return false;
2822                 }
2823         }
2824
2825         function print_feed_select($link, $id, $default_id = "",
2826                 $attributes = "", $include_all_feeds = true) {
2827
2828                 print "<select id=\"$id\" name=\"$id\" $attributes>";
2829                 if ($include_all_feeds) {
2830                         print "<option value=\"0\">".__('All feeds')."</option>";
2831                 }
2832
2833                 $result = db_query($link, "SELECT id,title FROM ttrss_feeds
2834                         WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
2835
2836                 if (db_num_rows($result) > 0 && $include_all_feeds) {
2837                         print "<option disabled>--------</option>";
2838                 }
2839
2840                 while ($line = db_fetch_assoc($result)) {
2841                         if ($line["id"] == $default_id) {
2842                                 $is_selected = "selected";
2843                         } else {
2844                                 $is_selected = "";
2845                         }
2846                         printf("<option $is_selected value='%d'>%s</option>",
2847                                 $line["id"], htmlspecialchars($line["title"]));
2848                 }
2849
2850                 print "</select>";
2851         }
2852
2853         function print_feed_cat_select($link, $id, $default_id = "",
2854                 $attributes = "", $include_all_cats = true) {
2855
2856                 print "<select id=\"$id\" name=\"$id\" $attributes>";
2857
2858                 if ($include_all_cats) {
2859                         print "<option value=\"0\">".__('Uncategorized')."</option>";
2860                 }
2861
2862                 $result = db_query($link, "SELECT id,title FROM ttrss_feed_categories
2863                         WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
2864
2865                 if (db_num_rows($result) > 0 && $include_all_cats) {
2866                         print "<option disabled>--------</option>";
2867                 }
2868
2869                 while ($line = db_fetch_assoc($result)) {
2870                         if ($line["id"] == $default_id) {
2871                                 $is_selected = "selected";
2872                         } else {
2873                                 $is_selected = "";
2874                         }
2875                         printf("<option $is_selected value='%d'>%s</option>",
2876                                 $line["id"], htmlspecialchars($line["title"]));
2877                 }
2878
2879                 print "</select>";
2880         }
2881
2882         function checkbox_to_sql_bool($val) {
2883                 return ($val == "on") ? "true" : "false";
2884         }
2885
2886         function getFeedCatTitle($link, $id) {
2887                 if ($id == -1) {
2888                         return __("Special");
2889                 } else if ($id < -10) {
2890                         return __("Labels");
2891                 } else if ($id > 0) {
2892                         $result = db_query($link, "SELECT ttrss_feed_categories.title
2893                                 FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND
2894                                         cat_id = ttrss_feed_categories.id");
2895                         if (db_num_rows($result) == 1) {
2896                                 return db_fetch_result($result, 0, "title");
2897                         } else {
2898                                 return __("Uncategorized");
2899                         }
2900                 } else {
2901                         return "getFeedCatTitle($id) failed";
2902                 }
2903
2904         }
2905
2906         function getFeedTitle($link, $id) {
2907                 if ($id == -1) {
2908                         return __("Starred articles");
2909                 } else if ($id == -2) {
2910                         return __("Published articles");
2911                 } else if ($id == -3) {
2912                         return __("Fresh articles");
2913                 } else if ($id < -10) {
2914                         $label_id = -$id - 11;
2915                         $result = db_query($link, "SELECT description FROM ttrss_labels WHERE id = '$label_id'");
2916                         if (db_num_rows($result) == 1) {
2917                                 return db_fetch_result($result, 0, "description");
2918                         } else {
2919                                 return "Unknown label ($label_id)";
2920                         }
2921
2922                 } else if ($id > 0) {
2923                         $result = db_query($link, "SELECT title FROM ttrss_feeds WHERE id = '$id'");
2924                         if (db_num_rows($result) == 1) {
2925                                 return db_fetch_result($result, 0, "title");
2926                         } else {
2927                                 return "Unknown feed ($id)";
2928                         }
2929                 } else {
2930                         return "getFeedTitle($id) failed";
2931                 }
2932
2933         }
2934
2935         function get_session_cookie_name() {
2936                 return ((!defined('TTRSS_SESSION_NAME')) ? "ttrss_sid" : TTRSS_SESSION_NAME);
2937         }
2938
2939         function print_init_params($link) {
2940                 print "<init-params>";
2941                 if ($_SESSION["stored-params"]) {
2942                         foreach (array_keys($_SESSION["stored-params"]) as $key) {
2943                                 if ($key) {
2944                                         $value = htmlspecialchars($_SESSION["stored-params"][$key]);
2945                                         print "<param key=\"$key\" value=\"$value\"/>";
2946                                 }
2947                         }
2948                 }
2949
2950                 print "<param key=\"theme\" value=\"".$_SESSION["theme"]."\"/>";
2951                 print "<param key=\"daemon_enabled\" value=\"" . ENABLE_UPDATE_DAEMON . "\"/>";
2952                 print "<param key=\"feeds_frame_refresh\" value=\"" . FEEDS_FRAME_REFRESH . "\"/>";
2953                 print "<param key=\"daemon_refresh_only\" value=\"true\"/>";
2954
2955                 print "<param key=\"on_catchup_show_next_feed\" value=\"" .
2956                         get_pref($link, "ON_CATCHUP_SHOW_NEXT_FEED") . "\"/>";
2957
2958                 print "<param key=\"hide_read_feeds\" value=\"" .
2959                         (int) get_pref($link, "HIDE_READ_FEEDS") . "\"/>";
2960
2961                 print "<param key=\"feeds_sort_by_unread\" value=\"" .
2962                         (int) get_pref($link, "FEEDS_SORT_BY_UNREAD") . "\"/>";
2963
2964                 print "<param key=\"confirm_feed_catchup\" value=\"" .
2965                         (int) get_pref($link, "CONFIRM_FEED_CATCHUP") . "\"/>";
2966
2967                 print "<param key=\"cdm_auto_catchup\" value=\"" .
2968                         (int) get_pref($link, "CDM_AUTO_CATCHUP") . "\"/>";
2969
2970                 print "<param key=\"icons_url\" value=\"" . ICONS_URL . "\"/>";
2971
2972                 print "<param key=\"cookie_lifetime\" value=\"" . SESSION_COOKIE_LIFETIME . "\"/>";
2973
2974                 print "<param key=\"default_view_mode\" value=\"" .
2975                         get_pref($link, "_DEFAULT_VIEW_MODE") . "\"/>";
2976
2977                 print "<param key=\"default_view_limit\" value=\"" .
2978                         (int) get_pref($link, "_DEFAULT_VIEW_LIMIT") . "\"/>";
2979
2980                 print "<param key=\"prefs_active_tab\" value=\"" .
2981                         get_pref($link, "_PREFS_ACTIVE_TAB") . "\"/>";
2982
2983                 print "<param key=\"infobox_disable_overlay\" value=\"" .
2984                         get_pref($link, "_INFOBOX_DISABLE_OVERLAY") . "\"/>";
2985
2986                 print "<param key=\"icons_location\" value=\"" .
2987                         ICONS_URL . "\"/>";
2988
2989                 print "<param key=\"hide_read_shows_special\" value=\"" .
2990                         (int) get_pref($link, "HIDE_READ_SHOWS_SPECIAL") . "\"/>";
2991
2992                 print "<param key=\"hide_feedlist\" value=\"" .
2993                         (int) get_pref($link, "HIDE_FEEDLIST") . "\"/>";
2994
2995                 print "</init-params>";
2996         }
2997
2998         function print_runtime_info($link) {
2999                 print "<runtime-info>";
3000
3001                 if (ENABLE_UPDATE_DAEMON) {
3002                         print "<param key=\"daemon_is_running\" value=\"".
3003                                 sprintf("%d", file_is_locked("update_daemon.lock")) . "\"/>";
3004
3005                         if (time() - $_SESSION["daemon_stamp_check"] > 30) {
3006
3007                                 $stamp = (int)read_stampfile("update_daemon.stamp");
3008
3009 //                              print "<param key=\"daemon_stamp_delta\" value=\"$stamp_delta\"/>";
3010
3011                                 if ($stamp) {
3012                                         $stamp_delta = time() - $stamp;
3013
3014                                         if ($stamp_delta > 1800) {
3015                                                 $stamp_check = 0;
3016                                         } else {
3017                                                 $stamp_check = 1;
3018                                                 $_SESSION["daemon_stamp_check"] = time();
3019                                         }
3020
3021                                         print "<param key=\"daemon_stamp_ok\" value=\"$stamp_check\"/>";
3022
3023                                         $stamp_fmt = date("Y.m.d, G:i", $stamp);
3024
3025                                         print "<param key=\"daemon_stamp\" value=\"$stamp_fmt\"/>";
3026                                 }
3027                         }
3028                 }
3029
3030                 if (CHECK_FOR_NEW_VERSION && $_SESSION["access_level"] >= 10) {
3031
3032                         if ($_SESSION["last_version_check"] + 7200 < time()) {
3033                                 $new_version_details = check_for_update($link);
3034
3035                                 print "<param key=\"new_version_available\" value=\"".
3036                                         sprintf("%d", $new_version_details != ""). "\"/>";
3037
3038                                 $_SESSION["last_version_check"] = time();
3039                         }
3040                 }
3041
3042 //              print "<param key=\"new_version_available\" value=\"1\"/>";
3043
3044                 print "</runtime-info>";
3045         }
3046
3047         function getSearchSql($search, $match_on) {
3048
3049                 $search_query_part = "";
3050
3051                 $keywords = split(" ", $search);
3052                 $query_keywords = array();
3053
3054                 if ($match_on == "both") {
3055
3056                         foreach ($keywords as $k) {
3057                                 array_push($query_keywords, "(UPPER(ttrss_entries.title) LIKE UPPER('%$k%')
3058                                         OR UPPER(ttrss_entries.content) LIKE UPPER('%$k%'))");
3059                         }
3060
3061                         $search_query_part = implode("AND", $query_keywords) . " AND ";
3062
3063                 } else if ($match_on == "title") {
3064
3065                         foreach ($keywords as $k) {
3066                                 array_push($query_keywords, "(UPPER(ttrss_entries.title) LIKE UPPER('%$k%'))");
3067                         }
3068
3069                         $search_query_part = implode("AND", $query_keywords) . " AND ";
3070
3071                 } else if ($match_on == "content") {
3072
3073                         foreach ($keywords as $k) {
3074                                 array_push($query_keywords, "(UPPER(ttrss_entries.content) LIKE UPPER('%$k%'))");
3075                         }
3076                 }
3077
3078                 $search_query_part = implode("AND", $query_keywords);
3079
3080                 return $search_query_part;
3081         }
3082
3083         function queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view, $search, $search_mode, $match_on, $override_order = false, $offset = 0, $owner_uid = 0) {
3084
3085                 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3086
3087                         if ($search) {
3088
3089                                 $search_query_part = getSearchSql($search, $match_on);
3090                                 $search_query_part .= " AND ";
3091
3092                         } else {
3093                                 $search_query_part = "";
3094                         }
3095
3096                         $view_query_part = "";
3097
3098                         if ($view_mode == "adaptive") {
3099                                 if ($search) {
3100                                         $view_query_part = " ";
3101                                 } else if ($feed != -1) {
3102                                         $unread = getFeedUnread($link, $feed, $cat_view);
3103                                         if ($unread > 0) {
3104                                                 $view_query_part = " unread = true AND ";
3105                                         }
3106                                 }
3107                         }
3108
3109                         if ($view_mode == "marked") {
3110                                 $view_query_part = " marked = true AND ";
3111                         }
3112
3113                         if ($view_mode == "unread") {
3114                                 $view_query_part = " unread = true AND ";
3115                         }
3116
3117                         if ($limit > 0) {
3118                                 $limit_query_part = "LIMIT " . $limit;
3119                         }
3120
3121                         $vfeed_query_part = "";
3122
3123                         // override query strategy and enable feed display when searching globally
3124                         if ($search && $search_mode == "all_feeds") {
3125                                 $query_strategy_part = "ttrss_entries.id > 0";
3126                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3127                         } else if (preg_match("/^-?[0-9][0-9]*$/", $feed) == false) {
3128                                 $query_strategy_part = "ttrss_entries.id > 0";
3129                                 $vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
3130                                         id = feed_id) as feed_title,";
3131                         } else if ($feed >= 0 && $search && $search_mode == "this_cat") {
3132
3133                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3134
3135                                 $tmp_result = false;
3136
3137                                 if ($cat_view) {
3138                                         $tmp_result = db_query($link, "SELECT id
3139                                                 FROM ttrss_feeds WHERE cat_id = '$feed'");
3140                                 } else {
3141                                         $tmp_result = db_query($link, "SELECT id
3142                                                 FROM ttrss_feeds WHERE cat_id = (SELECT cat_id FROM ttrss_feeds
3143                                                         WHERE id = '$feed') AND id != '$feed'");
3144                                 }
3145
3146                                 $cat_siblings = array();
3147
3148                                 if (db_num_rows($tmp_result) > 0) {
3149                                         while ($p = db_fetch_assoc($tmp_result)) {
3150                                                 array_push($cat_siblings, "feed_id = " . $p["id"]);
3151                                         }
3152
3153                                         $query_strategy_part = sprintf("(feed_id = %d OR %s)",
3154                                                 $feed, implode(" OR ", $cat_siblings));
3155
3156                                 } else {
3157                                         $query_strategy_part = "ttrss_entries.id > 0";
3158                                 }
3159
3160                         } else if ($feed >= 0) {
3161
3162                                 if ($cat_view) {
3163
3164                                         if ($feed > 0) {
3165                                                 $query_strategy_part = "cat_id = '$feed'";
3166                                         } else {
3167                                                 $query_strategy_part = "cat_id IS NULL";
3168                                         }
3169
3170                                         $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3171
3172                                 } else {
3173                                         $tmp_result = db_query($link, "SELECT id
3174                                                 FROM ttrss_feeds WHERE parent_feed = '$feed'
3175                                                 ORDER BY cat_id,title");
3176
3177                                         $parent_ids = array();
3178
3179                                         if (db_num_rows($tmp_result) > 0) {
3180                                                 while ($p = db_fetch_assoc($tmp_result)) {
3181                                                         array_push($parent_ids, "feed_id = " . $p["id"]);
3182                                                 }
3183
3184                                                 $query_strategy_part = sprintf("(feed_id = %d OR %s)",
3185                                                         $feed, implode(" OR ", $parent_ids));
3186
3187                                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3188                                         } else {
3189                                                 $query_strategy_part = "feed_id = '$feed'";
3190                                         }
3191                                 }
3192                         } else if ($feed == -1) { // starred virtual feed
3193                                 $query_strategy_part = "marked = true";
3194                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3195                         } else if ($feed == -2) { // published virtual feed
3196                                 $query_strategy_part = "published = true";
3197                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3198                         } else if ($feed == -3) { // fresh virtual feed
3199                                 $query_strategy_part = "unread = true";
3200
3201                                 $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE", $owner_uid);
3202
3203                                 if (DB_TYPE == "pgsql") {
3204                                         $query_strategy_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
3205                                 } else {
3206                                         $query_strategy_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
3207                                 }
3208
3209                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3210                         } else if ($feed <= -10) { // labels
3211                                 $label_id = -$feed - 11;
3212
3213                                 $tmp_result = db_query($link, "SELECT sql_exp FROM ttrss_labels
3214                                         WHERE id = '$label_id'");
3215
3216                                 $query_strategy_part = db_fetch_result($tmp_result, 0, "sql_exp");
3217
3218                                 if (!$query_strategy_part) {
3219                                         return false;
3220                                 }
3221
3222                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3223                         } else {
3224                                 $query_strategy_part = "id > 0"; // dumb
3225                         }
3226
3227                         if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
3228                                 $order_by = "updated";
3229                         } else {
3230                                 $order_by = "updated DESC";
3231                         }
3232
3233                         $order_by = "score DESC, $order_by";
3234
3235                         if ($override_order) {
3236                                 $order_by = $override_order;
3237                         }
3238
3239                         $feed_title = "";
3240
3241                         if ($search && $search_mode == "all_feeds") {
3242                                 $feed_title = __("Search results")." ($search)";
3243                         } else if ($search && preg_match('/^-?[0-9][0-9]*$/', $feed) == false) {
3244                                 $feed_title = __("Search results")." ($search, $feed)";
3245                         } else if (preg_match('/^-?[0-9][0-9]*$/', $feed) == false) {
3246                                 $feed_title = $feed;
3247                         } else if (preg_match('/^-?[0-9][0-9]*$/', $feed) != false && $feed >= 0) {
3248
3249                                 if ($cat_view) {
3250
3251                                         if ($feed != 0) {
3252                                                 $result = db_query($link, "SELECT title FROM ttrss_feed_categories
3253                                                         WHERE id = '$feed' AND owner_uid = $owner_uid");
3254                                                 $feed_title = db_fetch_result($result, 0, "title");
3255                                         } else {
3256                                                 $feed_title = __("Uncategorized");
3257                                         }
3258
3259                                         if ($search) {
3260                                                 $feed_title = __("Searched for")." $search ($feed_title)";
3261                                         }
3262
3263                                 } else {
3264
3265                                         $result = db_query($link, "SELECT title,site_url,last_error FROM ttrss_feeds
3266                                                 WHERE id = '$feed' AND owner_uid = $owner_uid");
3267
3268                                         $feed_title = db_fetch_result($result, 0, "title");
3269                                         $feed_site_url = db_fetch_result($result, 0, "site_url");
3270                                         $last_error = db_fetch_result($result, 0, "last_error");
3271
3272                                         if ($search) {
3273                                                 $feed_title = __("Searched for") . " $search ($feed_title)";
3274                                         }
3275                                 }
3276
3277                         } else if ($feed == -1) {
3278                                 $feed_title = __("Starred articles");
3279                                 if ($search) {  $feed_title = __("Searched for") . " $search ($feed_title)"; }
3280                         } else if ($feed == -2) {
3281                                 $feed_title = __("Published articles");
3282                                 if ($search) {  $feed_title = __("Searched for") . " $search ($feed_title)"; }
3283                         } else if ($feed == -3) {
3284                                 $feed_title = __("Fresh articles");
3285                                 if ($search) {  $feed_title = __("Searched for") . " $search ($feed_title)"; }
3286                         } else if ($feed < -10) {
3287                                 $label_id = -$feed - 11;
3288                                 $result = db_query($link, "SELECT description FROM ttrss_labels
3289                                         WHERE id = '$label_id'");
3290                                 $feed_title = db_fetch_result($result, 0, "description");
3291
3292                                 if ($search) {
3293                                         $feed_title = __("Searched for") . " $search ($feed_title)";
3294                                 }
3295                         } else {
3296                                 $feed_title = "?";
3297                         }
3298
3299                         if ($feed < -10) error_reporting (0);
3300
3301                         $content_query_part = "content as content_preview,";
3302
3303                         if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
3304
3305                                 if ($feed >= 0) {
3306                                         $feed_kind = "Feeds";
3307                                 } else {
3308                                         $feed_kind = "Labels";
3309                                 }
3310
3311                                 if ($limit_query_part) {
3312                                         $offset_query_part = "OFFSET $offset";
3313                                 }
3314
3315                                 if ($vfeed_query_part && get_pref($link, 'VFEED_GROUP_BY_FEED', $owner_uid)) {
3316                                         if (!$override_order) {
3317                                                 $order_by = "ttrss_feeds.title, $order_by";
3318                                         }
3319
3320                                         // Special output for Fresh feed
3321
3322 /*                                      if ($feed == -3) {
3323                                                 $group_limit_part = "(select count(*) from
3324                                                         ttrss_user_entries AS t1, ttrss_entries AS t2 where
3325                                                                 t1.ref_id = t2.id and t1.owner_uid = 2 and
3326                                                                 t1.feed_id = ttrss_user_entries.feed_id and
3327                                                                 t2.updated > ttrss_entries.updated) <= 5 AND";
3328 } */
3329                                 }
3330
3331                                 $query = "SELECT
3332                                                 guid,
3333                                                 ttrss_entries.id,ttrss_entries.title,
3334                                                 updated,
3335                                                 unread,feed_id,marked,published,link,last_read,
3336                                                 ".SUBSTRING_FOR_DATE."(last_read,1,19) as last_read_noms,
3337                                                 $vfeed_query_part
3338                                                 $content_query_part
3339                                                 ".SUBSTRING_FOR_DATE."(updated,1,19) as updated_noms,
3340                                                 author,score
3341                                         FROM
3342                                                 ttrss_entries,ttrss_user_entries,ttrss_feeds
3343                                         WHERE
3344                                         $group_limit_part
3345                                         ttrss_feeds.hidden = false AND
3346                                         ttrss_user_entries.feed_id = ttrss_feeds.id AND
3347                                         ttrss_user_entries.ref_id = ttrss_entries.id AND
3348                                         ttrss_user_entries.owner_uid = '$owner_uid' AND
3349                                         $search_query_part
3350                                         $view_query_part
3351                                         $query_strategy_part ORDER BY $order_by
3352                                         $limit_query_part $offset_query_part";
3353
3354                                 $result = db_query($link, $query);
3355
3356                                 if ($_GET["debug"]) print $query;
3357
3358                         } else {
3359                                 // browsing by tag
3360
3361                                 $feed_kind = "Tags";
3362
3363                                 $result = db_query($link, "SELECT
3364                                         guid,
3365                                         ttrss_entries.id as id,title,
3366                                         updated,
3367                                         unread,feed_id,
3368                                         marked,link,last_read,
3369                                         ".SUBSTRING_FOR_DATE."(last_read,1,19) as last_read_noms,
3370                                         $vfeed_query_part
3371                                         $content_query_part
3372                                         ".SUBSTRING_FOR_DATE."(updated,1,19) as updated_noms,
3373                                         score
3374                                         FROM
3375                                                 ttrss_entries,ttrss_user_entries,ttrss_tags
3376                                         WHERE
3377                                                 ref_id = ttrss_entries.id AND
3378                                                 ttrss_user_entries.owner_uid = '$owner_uid' AND
3379                                                 post_int_id = int_id AND tag_name = '$feed' AND
3380                                                 $view_query_part
3381                                                 $search_query_part
3382                                                 $query_strategy_part ORDER BY $order_by
3383                                         $limit_query_part");
3384                         }
3385
3386                         return array($result, $feed_title, $feed_site_url, $last_error);
3387
3388         }
3389
3390         function generate_syndicated_feed($link, $owner_uid, $feed, $is_cat,
3391                 $search, $search_mode, $match_on) {
3392
3393                 $qfh_ret = queryFeedHeadlines($link, $feed,
3394                         30, false, $is_cat, $search, $search_mode, $match_on, "updated DESC", 0,
3395                         $owner_uid);
3396
3397                 $result = $qfh_ret[0];
3398                 $feed_title = htmlspecialchars($qfh_ret[1]);
3399                 $feed_site_url = $qfh_ret[2];
3400                 $last_error = $qfh_ret[3];
3401
3402 //              if (!$feed_site_url) $feed_site_url = "http://localhost/";
3403
3404                 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>
3405                         <?xml-stylesheet type=\"text/xsl\" href=\"rss.xsl\"?>
3406                         <rss version=\"2.0\">
3407                         <channel>
3408                         <title>$feed_title</title>
3409                         <link>$feed_site_url</link>
3410                         <description>Feed generated by Tiny Tiny RSS</description>";
3411
3412                 while ($line = db_fetch_assoc($result)) {
3413                         print "<item>";
3414                         print "<guid>" . htmlspecialchars($line["guid"]) . "</guid>";
3415                         print "<link>" . htmlspecialchars($line["link"]) . "</link>";
3416
3417                         $tags = get_article_tags($link, $line["id"], $owner_uid);
3418
3419                         foreach ($tags as $tag) {
3420                                 print "<category>" . htmlspecialchars($tag) . "</category>";
3421                         }
3422
3423                         $rfc822_date = date('r', strtotime($line["updated"]));
3424
3425                         print "<pubDate>$rfc822_date</pubDate>";
3426
3427                         print "<title>" .
3428                                 htmlspecialchars($line["title"]) . "</title>";
3429
3430                         print "<description><![CDATA[" .
3431                                 $line["content_preview"] . "]]></description>";
3432
3433                         print "</item>";
3434                 }
3435
3436                 print "</channel></rss>";
3437
3438         }
3439
3440         function getCategoryTitle($link, $cat_id) {
3441
3442                 if ($cat_id == -1) {
3443                         return __("Special");
3444                 } else if ($cat_id == -2) {
3445                         return __("Labels");
3446                 } else {
3447
3448                         $result = db_query($link, "SELECT title FROM ttrss_feed_categories WHERE
3449                                 id = '$cat_id'");
3450
3451                         if (db_num_rows($result) == 1) {
3452                                 return db_fetch_result($result, 0, "title");
3453                         } else {
3454                                 return "Uncategorized";
3455                         }
3456                 }
3457         }
3458
3459         // http://ru2.php.net/strip-tags
3460
3461         function strip_tags_long($textstring, $allowed){
3462         while($textstring != strip_tags($textstring, $allowed))
3463     {
3464     while (strlen($textstring) != 0)
3465          {
3466          if (strlen($textstring) > 1024) {
3467               $otherlen = 1024;
3468          } else {
3469               $otherlen = strlen($textstring);
3470          }
3471          $temptext = strip_tags(substr($textstring,0,$otherlen), $allowed);
3472          $safetext .= $temptext;
3473          $textstring = substr_replace($textstring,'',0,$otherlen);
3474          }
3475     $textstring = $safetext;
3476     }
3477         return $textstring;
3478         }
3479
3480
3481         function sanitize_rss($link, $str, $force_strip_tags = false) {
3482                 $res = $str;
3483
3484                 if (get_pref($link, "STRIP_UNSAFE_TAGS") || $force_strip_tags) {
3485
3486                         $res = strip_tags_long($res,
3487                                 "<p><a><i><em><b><strong><blockquote><br><img><div><span><ul><ol><li>");
3488
3489 //                      $res = preg_replace("/\r\n|\n|\r/", "", $res);
3490 //                      $res = strip_tags_long($res, "<p><a><i><em><b><strong><blockquote><br><img><div><span>");
3491                 }
3492
3493                 return $res;
3494         }
3495
3496         /**
3497          * Send by mail a digest of last articles.
3498          *
3499          * @param mixed $link The database connection.
3500          * @param integer $limit The maximum number of articles by digest.
3501          * @return boolean Return false if digests are not enabled.
3502          */
3503         function send_headlines_digests($link, $limit = 100) {
3504
3505                 if (!DIGEST_ENABLE) return false;
3506
3507                 $user_limit = DIGEST_EMAIL_LIMIT;
3508                 $days = 1;
3509
3510                 print "Sending digests, batch of max $user_limit users, days = $days, headline limit = $limit\n\n";
3511
3512                 if (DB_TYPE == "pgsql") {
3513                         $interval_query = "last_digest_sent < NOW() - INTERVAL '$days days'";
3514                 } else if (DB_TYPE == "mysql") {
3515                         $interval_query = "last_digest_sent < DATE_SUB(NOW(), INTERVAL $days DAY)";
3516                 }
3517
3518                 $result = db_query($link, "SELECT id,email FROM ttrss_users
3519                                 WHERE email != '' AND (last_digest_sent IS NULL OR $interval_query)");
3520
3521                 while ($line = db_fetch_assoc($result)) {
3522
3523                         if (get_pref($link, 'DIGEST_ENABLE', $line['id'], false)) {
3524                                 print "Sending digest for UID:" . $line['id'] . " - " . $line["email"] . " ... ";
3525
3526                                 $do_catchup = get_pref($link, 'DIGEST_CATCHUP', $line['id'], false);
3527
3528                                 $tuple = prepare_headlines_digest($link, $line["id"], $days, $limit);
3529                                 $digest = $tuple[0];
3530                                 $headlines_count = $tuple[1];
3531                                 $affected_ids = $tuple[2];
3532                                 $digest_text = $tuple[3];
3533
3534                                 if ($headlines_count > 0) {
3535
3536                                         $mail = new PHPMailer();
3537
3538                                         $mail->PluginDir = "phpmailer/";
3539                                         $mail->SetLanguage("en", "phpmailer/language/");
3540
3541                                         $mail->CharSet = "UTF-8";
3542
3543                                         $mail->From = DIGEST_FROM_ADDRESS;
3544                                         $mail->FromName = DIGEST_FROM_NAME;
3545                                         $mail->AddAddress($line["email"], $line["login"]);
3546
3547                                         if (DIGEST_SMTP_HOST) {
3548                                                 $mail->Host = DIGEST_SMTP_HOST;
3549                                                 $mail->Mailer = "smtp";
3550                                                 $mail->Username = DIGEST_SMTP_LOGIN;
3551                                                 $mail->Password = DIGEST_SMTP_PASSWORD;
3552                                         }
3553
3554                                         $mail->IsHTML(true);
3555                                         $mail->Subject = DIGEST_SUBJECT;
3556                                         $mail->Body = $digest;
3557                                         $mail->AltBody = $digest_text;
3558
3559                                         $rc = $mail->Send();
3560
3561                                         if (!$rc) print "ERROR: " . $mail->ErrorInfo;
3562
3563                                         print "RC=$rc\n";
3564
3565                                         if ($rc && $do_catchup) {
3566                                                 print "Marking affected articles as read...\n";
3567                                                 catchupArticlesById($link, $affected_ids, 0, $line["id"]);
3568                                         }
3569
3570                                         db_query($link, "UPDATE ttrss_users SET last_digest_sent = NOW()
3571                                                         WHERE id = " . $line["id"]);
3572                                 } else {
3573                                         print "No headlines\n";
3574                                 }
3575                         }
3576                 }
3577
3578                 print "All done.\n";
3579
3580         }
3581
3582         function prepare_headlines_digest($link, $user_id, $days = 1, $limit = 100) {
3583
3584                 require_once "MiniTemplator.class.php";
3585
3586                 $tpl = new MiniTemplator;
3587                 $tpl_t = new MiniTemplator;
3588
3589                 $tpl->readTemplateFromFile("templates/digest_template_html.txt");
3590                 $tpl_t->readTemplateFromFile("templates/digest_template.txt");
3591
3592                 $tpl->setVariable('CUR_DATE', date('Y/m/d'));
3593                 $tpl->setVariable('CUR_TIME', date('G:i'));
3594
3595                 $tpl_t->setVariable('CUR_DATE', date('Y/m/d'));
3596                 $tpl_t->setVariable('CUR_TIME', date('G:i'));
3597
3598                 $affected_ids = array();
3599
3600                 if (DB_TYPE == "pgsql") {
3601                         $interval_query = "ttrss_entries.date_entered > NOW() - INTERVAL '$days days'";
3602                 } else if (DB_TYPE == "mysql") {
3603                         $interval_query = "ttrss_entries.date_entered > DATE_SUB(NOW(), INTERVAL $days DAY)";
3604                 }
3605
3606                 $result = db_query($link, "SELECT ttrss_entries.title,
3607                                 ttrss_feeds.title AS feed_title,
3608                                 date_entered,
3609                                 ttrss_user_entries.ref_id,
3610                                 link,
3611                                 SUBSTRING(content, 1, 120) AS excerpt,
3612                                 ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
3613                         FROM
3614                                 ttrss_user_entries,ttrss_entries,ttrss_feeds
3615                         WHERE
3616                                 ref_id = ttrss_entries.id AND feed_id = ttrss_feeds.id
3617                                 AND include_in_digest = true
3618                                 AND $interval_query
3619                                 AND hidden = false
3620                                 AND ttrss_user_entries.owner_uid = $user_id
3621                                 AND unread = true
3622                         ORDER BY ttrss_feeds.title, date_entered DESC
3623                         LIMIT $limit");
3624
3625                 $cur_feed_title = "";
3626
3627                 $headlines_count = db_num_rows($result);
3628
3629                 $headlines = array();
3630
3631                 while ($line = db_fetch_assoc($result)) {
3632                         array_push($headlines, $line);
3633                 }
3634
3635                 for ($i = 0; $i < sizeof($headlines); $i++) {
3636
3637                         $line = $headlines[$i];
3638
3639                         array_push($affected_ids, $line["ref_id"]);
3640
3641                         $updated = smart_date_time(strtotime($line["last_updated"]));
3642
3643                         $tpl->setVariable('FEED_TITLE', $line["feed_title"]);
3644                         $tpl->setVariable('ARTICLE_TITLE', $line["title"]);
3645                         $tpl->setVariable('ARTICLE_LINK', $line["link"]);
3646                         $tpl->setVariable('ARTICLE_UPDATED', $updated);
3647                         $tpl->setVariable('ARTICLE_EXCERPT',
3648                                 truncate_string(strip_tags($line["excerpt"]), 100));
3649
3650                         $tpl->addBlock('article');
3651
3652                         $tpl_t->setVariable('FEED_TITLE', $line["feed_title"]);
3653                         $tpl_t->setVariable('ARTICLE_TITLE', $line["title"]);
3654                         $tpl_t->setVariable('ARTICLE_LINK', $line["link"]);
3655                         $tpl_t->setVariable('ARTICLE_UPDATED', $updated);
3656 //                      $tpl_t->setVariable('ARTICLE_EXCERPT',
3657 //                              truncate_string(strip_tags($line["excerpt"]), 100));
3658
3659                         $tpl_t->addBlock('article');
3660
3661                         if ($headlines[$i]['feed_title'] != $headlines[$i+1]['feed_title']) {
3662                                 $tpl->addBlock('feed');
3663                                 $tpl_t->addBlock('feed');
3664                         }
3665
3666                 }
3667
3668                 $tpl->addBlock('digest');
3669                 $tpl->generateOutputToString($tmp);
3670
3671                 $tpl_t->addBlock('digest');
3672                 $tpl_t->generateOutputToString($tmp_t);
3673
3674                 return array($tmp, $headlines_count, $affected_ids, $tmp_t);
3675         }
3676
3677         function check_for_update($link, $brief_fmt = true) {
3678                 $releases_feed = "http://tt-rss.spb.ru/releases.rss";
3679
3680                 if (!CHECK_FOR_NEW_VERSION || $_SESSION["access_level"] < 10) {
3681                         return;
3682                 }
3683
3684                 error_reporting(0);
3685                 if (ENABLE_SIMPLEPIE) {
3686                         $rss = new SimplePie();
3687                         $rss->set_useragent(SIMPLEPIE_USERAGENT . MAGPIE_USER_AGENT_EXT);
3688 //                      $rss->set_timeout(MAGPIE_FETCH_TIME_OUT);
3689                         $rss->set_feed_url($fetch_url);
3690                         $rss->set_output_encoding('UTF-8');
3691                         $rss->init();
3692                 } else {
3693                         $rss = fetch_rss($releases_feed);
3694                 }
3695                 error_reporting (DEFAULT_ERROR_LEVEL);
3696
3697                 if ($rss) {
3698
3699                         if (ENABLE_SIMPLEPIE) {
3700                                 $items = $rss->get_items();
3701                         } else {
3702                                 $items = $rss->items;
3703
3704                                 if (!$items || !is_array($items)) $items = $rss->entries;
3705                                 if (!$items || !is_array($items)) $items = $rss;
3706                         }
3707
3708                         if (!is_array($items) || count($items) == 0) {
3709                                 return;
3710                         }
3711
3712                         $latest_item = $items[0];
3713
3714                         if (ENABLE_SIMPLEPIE) {
3715                                 $last_title = $latest_item->get_title();
3716                         } else {
3717                                 $last_title = $latest_item["title"];
3718                         }
3719
3720                         $latest_version = trim(preg_replace("/(Milestone)|(completed)/", "", $last_title));
3721
3722                         if (ENABLE_SIMPLEPIE) {
3723                                 $release_url = sanitize_rss($link, $latest_item->get_link());
3724                                 $content = sanitize_rss($link, $latest_item->get_description());
3725                         } else {
3726                                 $release_url = sanitize_rss($link, $latest_item["link"]);
3727                                 $content = sanitize_rss($link, $latest_item["description"]);
3728                         }
3729
3730                         if (version_compare(VERSION, $latest_version) == -1) {
3731                                 if ($brief_fmt) {
3732                                         return format_notice("<a href=\"javascript:showBlockElement('milestoneDetails')\">
3733                                                 New version of Tiny-Tiny RSS ($latest_version) is available (click for details)</a>
3734                                                 <div id=\"milestoneDetails\">$content</div>");
3735                                 } else {
3736                                         return "New version of Tiny-Tiny RSS ($latest_version) is available:
3737                                                 <div class='milestoneDetails'>$content</div>
3738                                                 Visit <a target=\"_new\" href=\"http://tt-rss.spb.ru/\">official site</a> for
3739                                                 download and update information.";
3740                                 }
3741
3742                         }
3743                 }
3744         }
3745
3746         function markArticlesById($link, $ids, $cmode) {
3747
3748                 $tmp_ids = array();
3749
3750                 foreach ($ids as $id) {
3751                         array_push($tmp_ids, "ref_id = '$id'");
3752                 }
3753
3754                 $ids_qpart = join(" OR ", $tmp_ids);
3755
3756                 if ($cmode == 0) {
3757                         db_query($link, "UPDATE ttrss_user_entries SET
3758                         marked = false,last_read = NOW()
3759                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3760                 } else if ($cmode == 1) {
3761                         db_query($link, "UPDATE ttrss_user_entries SET
3762                         marked = true
3763                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3764                 } else {
3765                         db_query($link, "UPDATE ttrss_user_entries SET
3766                         marked = NOT marked,last_read = NOW()
3767                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3768                 }
3769         }
3770
3771         function publishArticlesById($link, $ids, $cmode) {
3772
3773                 $tmp_ids = array();
3774
3775                 foreach ($ids as $id) {
3776                         array_push($tmp_ids, "ref_id = '$id'");
3777                 }
3778
3779                 $ids_qpart = join(" OR ", $tmp_ids);
3780
3781                 if ($cmode == 0) {
3782                         db_query($link, "UPDATE ttrss_user_entries SET
3783                         published = false,last_read = NOW()
3784                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3785                 } else if ($cmode == 1) {
3786                         db_query($link, "UPDATE ttrss_user_entries SET
3787                         published = true
3788                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3789                 } else {
3790                         db_query($link, "UPDATE ttrss_user_entries SET
3791                         published = NOT published,last_read = NOW()
3792                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3793                 }
3794         }
3795
3796         function catchupArticlesById($link, $ids, $cmode, $owner_uid = false) {
3797
3798                 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3799
3800                 $tmp_ids = array();
3801
3802                 foreach ($ids as $id) {
3803                         array_push($tmp_ids, "ref_id = '$id'");
3804                 }
3805
3806                 $ids_qpart = join(" OR ", $tmp_ids);
3807
3808                 if ($cmode == 0) {
3809                         db_query($link, "UPDATE ttrss_user_entries SET
3810                         unread = false,last_read = NOW()
3811                         WHERE ($ids_qpart) AND owner_uid = $owner_uid");
3812                 } else if ($cmode == 1) {
3813                         db_query($link, "UPDATE ttrss_user_entries SET
3814                         unread = true
3815                         WHERE ($ids_qpart) AND owner_uid = $owner_uid");
3816                 } else {
3817                         db_query($link, "UPDATE ttrss_user_entries SET
3818                         unread = NOT unread,last_read = NOW()
3819                         WHERE ($ids_qpart) AND owner_uid = $owner_uid");
3820                 }
3821         }
3822
3823         function catchupArticleById($link, $id, $cmode) {
3824
3825                 if ($cmode == 0) {
3826                         db_query($link, "UPDATE ttrss_user_entries SET
3827                         unread = false,last_read = NOW()
3828                         WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3829                 } else if ($cmode == 1) {
3830                         db_query($link, "UPDATE ttrss_user_entries SET
3831                         unread = true
3832                         WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3833                 } else {
3834                         db_query($link, "UPDATE ttrss_user_entries SET
3835                         unread = NOT unread,last_read = NOW()
3836                         WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3837                 }
3838         }
3839
3840         function make_guid_from_title($title) {
3841                 return preg_replace("/[ \"\',.:;]/", "-",
3842                         mb_strtolower(strip_tags($title), 'utf-8'));
3843         }
3844
3845         function print_headline_subtoolbar($link, $feed_site_url, $feed_title,
3846                         $bottom = false, $rtl_content = false, $feed_id = 0,
3847                         $is_cat = false, $search = false, $match_on = false,
3848                         $search_mode = false, $offset = 0, $limit = 0,
3849                         $dashboard_menu = 0, $disable_feed = 0, $feed_small_icon = 0) {
3850
3851                         $user_page_offset = $offset + 1;
3852
3853                         if (!$bottom) {
3854                                 $class = "headlinesSubToolbar";
3855                                 $tid = "headlineActionsTop";
3856                         } else {
3857                                 $class = "headlinesSubToolbar";
3858                                 $tid = "headlineActionsBottom";
3859                         }
3860
3861                         print "<table class=\"$class\" id=\"$tid\"
3862                                 width=\"100%\" cellspacing=\"0\" cellpadding=\"0\"><tr>";
3863
3864                         if ($rtl_content) {
3865                                 $rtl_cpart = "RTL";
3866                         } else {
3867                                 $rtl_cpart = "";
3868                         }
3869
3870                         $page_prev_link = "javascript:viewFeedGoPage(-1)";
3871                         $page_next_link = "javascript:viewFeedGoPage(1)";
3872                         $page_first_link = "javascript:viewFeedGoPage(0)";
3873
3874                         $catchup_page_link = "javascript:catchupPage()";
3875                         $catchup_feed_link = "javascript:catchupCurrentFeed()";
3876                         $catchup_sel_link = "javascript:catchupSelection()";
3877
3878                         if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {
3879
3880                                 $sel_all_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, '', true)";
3881                                 $sel_unread_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, 'Unread', true)";
3882                                 $sel_none_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false)";
3883
3884                                 $tog_unread_link = "javascript:selectionToggleUnread()";
3885                                 $tog_marked_link = "javascript:selectionToggleMarked()";
3886                                 $tog_published_link = "javascript:selectionTogglePublished()";
3887
3888                         } else {
3889
3890                                 $sel_all_link = "javascript:cdmSelectArticles('all')";
3891                                 $sel_unread_link = "javascript:cdmSelectArticles('unread')";
3892                                 $sel_none_link = "javascript:cdmSelectArticles('none')";
3893
3894                                 $tog_unread_link = "javascript:selectionToggleUnread(true)";
3895                                 $tog_marked_link = "javascript:selectionToggleMarked(true)";
3896                                 $tog_published_link = "javascript:selectionTogglePublished(true)";
3897
3898                         }
3899
3900                         if (!$dashboard_menu) {
3901
3902                                 if (strpos($_SESSION["client.userAgent"], "MSIE") === false) {
3903
3904                                         print "<td class=\"headlineActions$rtl_cpart\">
3905                                                 <ul class=\"headlineDropdownMenu\">
3906                                                 <li class=\"top2\">
3907                                                 ".__('Select:')."
3908                                                         <a href=\"$sel_all_link\">".__('All')."</a>,
3909                                                         <a href=\"$sel_unread_link\">".__('Unread')."</a>,
3910                                                         <a href=\"$sel_none_link\">".__('None')."</a></li>
3911                                                 <li class=\"vsep\">&nbsp;</li>
3912                                                 <li class=\"top\">".__('Actions...')."<ul>
3913                                                         <li><span class=\"insensitive\">".__('Selection toggle:')."</span></li>
3914                                                         <li onclick=\"$tog_unread_link\">&nbsp;&nbsp;".__('Unread')."</li>
3915                                                         <li onclick=\"$tog_marked_link\">&nbsp;&nbsp;".__('Starred')."</li>
3916                                                         <li onclick=\"$tog_published_link\">&nbsp;&nbsp;".__('Published')."</li>
3917                                                         <li><span class=\"insensitive\">--------</span></li>
3918                                                         <li><span class=\"insensitive\">".__('Mark as read:')."</span></li>
3919                                                         <li onclick=\"$catchup_sel_link\">&nbsp;&nbsp;".__('Selection')."</li>";
3920
3921 /*                              if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {
3922
3923                                         print "
3924                                                 <li onclick=\"catchupRelativeToArticle(0)\">&nbsp;&nbsp;".__("Above active article")."</li>
3925                                                 <li onclick=\"catchupRelativeToArticle(1)\">&nbsp;&nbsp;".__("Below active article")."</li>";
3926                                 } else {
3927                                         print "
3928                                                 <li><span class=\"insensitive\">&nbsp;&nbsp;".__("Above active article")."</span></li>
3929                                                 <li><span class=\"insensitive\">&nbsp;&nbsp;".__("Below active article")."</span></li>";
3930
3931                                 } */
3932
3933                                 print "<li onclick=\"$catchup_feed_link\">&nbsp;&nbsp;".__('Entire feed')."</li>";
3934
3935                                 print "<li><span class=\"insensitive\">--------</span></li>";
3936                                 print "<li><span class=\"insensitive\">".__('Other actions:')."</span></li>";
3937
3938
3939                                 if ($search && $feed_id >= 0 && get_pref($link, 'ENABLE_LABELS') && GLOBAL_ENABLE_LABELS) {
3940                                         print "
3941                                                 <li onclick=\"javascript:labelFromSearch('$search', '$search_mode',
3942                                                         '$match_on', '$feed_id', '$is_cat');\">&nbsp;&nbsp;
3943                                                         ".__('Search to label')."</li>";
3944                                 } else {
3945                                         print "<li><span class=\"insensitive\">&nbsp;&nbsp;".__('Search to label')."</li>";
3946
3947                                 }
3948
3949                                 print   "</ul></li></ul>";
3950                                 print "</td>";
3951
3952                                 } else {
3953                                         // old style subtoolbar:
3954
3955                                         print "<td class=\"headlineActions$rtl_cpart\">".
3956                                                 __('Select:')."
3957                                                                         <a href=\"$sel_all_link\">".__('All')."</a>,
3958                                                                         <a href=\"$sel_unread_link\">".__('Unread')."</a>,
3959                                                                         <a href=\"$sel_none_link\">".__('None')."</a>
3960                                                         &nbsp;&nbsp;".
3961                                                         __('Toggle:')." <a href=\"$tog_unread_link\">".__('Unread')."</a>,
3962                                                                 <a href=\"$tog_marked_link\">".__('Starred')."</a>
3963                                                         &nbsp;&nbsp;".
3964                                                         __('Mark as read:')."
3965                                                                 <a href=\"#\" onclick=\"$catchup_page_link\">".__('Page')."</a>,
3966                                                                 <a href=\"#\" onclick=\"$catchup_feed_link\">".__('Feed')."</a>";
3967
3968                                         if ($search && $feed_id >= 0 && get_pref($link, 'ENABLE_LABELS') && GLOBAL_ENABLE_LABELS) {
3969
3970                                                 print "&nbsp;&nbsp;
3971                                                                 <a href=\"javascript:labelFromSearch('$search', '$search_mode',
3972                                                                         '$match_on', '$feed_id', '$is_cat');\">
3973                                                                 ".__('Convert to label')."</a>";
3974                                         }
3975
3976                                         print "</td>";
3977
3978                                 }
3979                         } else { // dashboard menu actions
3980
3981                                 // not implemented
3982                                 print "</td>";
3983                         }
3984
3985                         print "<td class=\"headlineTitle$rtl_cpart\">";
3986
3987                         print "<span id=\"subtoolbar_search\"
3988                                 style=\"display : none\"><input
3989                                 id=\"subtoolbar_search_box\"
3990                                 onblur=\"javascript:enableHotkeys();\"
3991                                 onfocus=\"javascript:disableHotkeys();\"
3992                                 onchange=\"subtoolbarSearch()\"
3993                                 onkeyup=\"subtoolbarSearch()\" type=\"search\"></span>";
3994
3995                         print "<span id=\"subtoolbar_ftitle\">";
3996
3997                         if ($feed_site_url) {
3998                                 if (!$bottom) {
3999                                         $target = "target=\"_new\"";
4000                                 }
4001                                 print "<a $target href=\"$feed_site_url\">".
4002                                         truncate_string($feed_title,30)."</a>";
4003                         } else {
4004                                 print $feed_title;
4005                         }
4006
4007                         if ($search) {
4008                                 $search_q = "&q=$search&m=$match_on&smode=$search_mode";
4009                         }
4010
4011                         if ($user_page_offset > 1) {
4012                                 print " [$user_page_offset] ";
4013                         }
4014
4015                         if (!$bottom && !$disable_feed) {
4016                                 print "
4017                                         <a target=\"_new\"
4018                                                 href=\"backend.php?op=rss&id=$feed_id&is_cat=$is_cat$search_q\">
4019                                                 <img class=\"noborder\"
4020                                                         alt=\"".__('Generated feed')."\" src=\"images/feed-icon-12x12.png\">
4021                                         </a>";
4022                         } else if ($feed_small_icon) {
4023                                 print "<img class=\"noborder\" alt=\"\" src=\"images/$feed_small_icon\">";
4024                         }
4025
4026                         print "</span>";
4027
4028                         print "</td>";
4029                         print "</tr></table>";
4030
4031                 }
4032
4033         function printCategoryHeader($link, $cat_id, $hidden = false, $can_browse = true) {
4034
4035                         $tmp_category = getCategoryTitle($link, $cat_id);
4036                         $cat_unread = getCategoryUnread($link, $cat_id);
4037
4038                         if ($hidden) {
4039                                 $holder_style = "display:none;";
4040                                 $ellipsis = "…";
4041                         } else {
4042                                 $holder_style = "";
4043                                 $ellipsis = "";
4044                         }
4045
4046                         $catctr_class = ($cat_unread > 0) ? "catCtrHasUnread" : "catCtrNoUnread";
4047
4048                         print "<li class=\"feedCat\" id=\"FCAT-$cat_id\">
4049                                 <a id=\"FCATN-$cat_id\" href=\"javascript:toggleCollapseCat($cat_id)\">$tmp_category</a>";
4050
4051                         if ($can_browse) {
4052                                 print "<a href=\"#\" onclick=\"javascript:viewCategory($cat_id)\" id=\"FCAP-$cat_id\">";
4053                         } else {
4054                                 print "<span id=\"FCAP-$cat_id\">";
4055                         }
4056
4057                         print " <span id=\"FCATCTR-$cat_id\"
4058                                 class=\"$catctr_class\">($cat_unread)</span> $ellipsis";
4059
4060                         if ($can_browse) {
4061                                 print "</a>";
4062                         } else {
4063                                 print "</span>";
4064                         }
4065
4066                         print "</li>";
4067
4068                         print "<li id=\"feedCatHolder\" class=\"$holder_class\"><ul class=\"feedCatList\" id=\"FCATLIST-$cat_id\" style='$holder_style'>";
4069         }
4070
4071         function outputFeedList($link, $tags = false) {
4072
4073                 print "<ul class=\"feedList\" id=\"feedList\">";
4074
4075                 $owner_uid = $_SESSION["uid"];
4076
4077                 /* virtual feeds */
4078
4079                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
4080
4081                         if ($_COOKIE["ttrss_vf_vclps"] == 1) {
4082                                 $cat_hidden = true;
4083                         } else {
4084                                 $cat_hidden = false;
4085                         }
4086
4087 #                       print "<li class=\"feedCat\">".__('Special')."</li>";
4088 #                       print "<li id=\"feedCatHolder\" class=\"feedCatHolder\"><ul class=\"feedCatList\">";
4089 #                       print "<li class=\"feedCat\">".
4090 #                               "<a id=\"FCATN--1\" href=\"javascript:toggleCollapseCat(-1)\">".
4091 #                               __('Special')."</a> <span id='FCAP--1'>$ellipsis</span></li>";
4092 #
4093 #                       print "<li id=\"feedCatHolder\" class=\"feedCatHolder\">
4094 #                               <ul class=\"feedCatList\" id='FCATLIST--1' style='$holder_style'>";
4095
4096 #                       $cat_unread = getCategoryUnread($link, -1);
4097 #                       $tmp_category = __("Special");
4098 #                       $catctr_class = ($cat_unread > 0) ? "catCtrHasUnread" : "catCtrNoUnread";
4099
4100                         printCategoryHeader($link, -1, $cat_hidden, false);
4101                 }
4102
4103                 if (defined('_ENABLE_DASHBOARD')) {
4104                         printFeedEntry(-4, "virt", __("Dashboard"), 0,
4105                                 "images/tag.png", $link);
4106                 }
4107
4108                 $num_starred = getFeedUnread($link, -1);
4109                 $num_published = getFeedUnread($link, -2);
4110                 $num_fresh = getFeedUnread($link, -3);
4111
4112                 $class = "virt";
4113
4114                 if ($num_fresh > 0) $class .= "Unread";
4115
4116                 printFeedEntry(-3, $class, __("Fresh articles"), $num_fresh,
4117                         "images/fresh.png", $link);
4118
4119                 $class = "virt";
4120
4121                 if ($num_starred > 0) $class .= "Unread";
4122
4123                 $is_ie = (strpos($_SESSION["client.userAgent"], "MSIE") !== false);
4124
4125                 if ($is_ie) {
4126                         $mark_img_ext = "gif";
4127                 } else {
4128                         $mark_img_ext = "png";
4129                 }
4130
4131                 printFeedEntry(-1, $class, __("Starred articles"), $num_starred,
4132                         "images/mark_set.$mark_img_ext", $link);
4133
4134                 $class = "virt";
4135
4136                 if ($num_published > 0) $class .= "Unread";
4137
4138                 printFeedEntry(-2, $class, __("Published articles"), $num_published,
4139                         "images/pub_set.gif", $link);
4140
4141                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
4142                         print "</ul>";
4143                 }
4144
4145                 if (!$tags) {
4146
4147                         if (GLOBAL_ENABLE_LABELS && get_pref($link, 'ENABLE_LABELS')) {
4148
4149                                 $result = db_query($link, "SELECT id,sql_exp,description FROM
4150                                         ttrss_labels WHERE owner_uid = '$owner_uid' ORDER by description");
4151
4152                                 if (db_num_rows($result) > 0) {
4153                                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
4154
4155                                                 if ($_COOKIE["ttrss_vf_lclps"] == 1) {
4156                                                         $cat_hidden = true;
4157                                                 } else {
4158                                                         $cat_hidden = false;
4159                                                 }
4160
4161                                                 printCategoryHeader($link, -2, $cat_hidden, false);
4162
4163 #                                               print "<li class=\"feedCat\">".
4164 #                                                       "<a id=\"FCATN--2\" href=\"javascript:toggleCollapseCat(-2)\">".
4165 #                                                       __('Labels')."</a> <span id='FCAP--2'>$ellipsis</span></li>";
4166 #
4167 #                                               print "<li id=\"feedCatHolder\" class=\"feedCatHolder\"><ul class=\"feedCatList\" id='FCATLIST--2' style='$holder_style'>";
4168                                         } else {
4169                                                 print "<li><hr></li>";
4170                                         }
4171                                 }
4172
4173                                 while ($line = db_fetch_assoc($result)) {
4174
4175                                         error_reporting (0);
4176
4177                                         $label_id = -$line['id'] - 11;
4178                                         $count = getFeedUnread($link, $label_id);
4179
4180                                         $class = "label";
4181
4182                                         if ($count > 0) {
4183                                                 $class .= "Unread";
4184                                         }
4185
4186                                         error_reporting (DEFAULT_ERROR_LEVEL);
4187
4188                                         printFeedEntry($label_id,
4189                                                 $class, $line["description"],
4190                                                 $count, "images/label.png", $link);
4191
4192                                 }
4193
4194                                 if (db_num_rows($result) > 0) {
4195                                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
4196                                                 print "</ul>";
4197                                         }
4198                                 }
4199
4200                         }
4201
4202                         if (!get_pref($link, 'ENABLE_FEED_CATS')) {
4203                                 print "<li><hr></li>";
4204                         }
4205
4206                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
4207                                 if (get_pref($link, "FEEDS_SORT_BY_UNREAD")) {
4208                                         $order_by_qpart = "category,unread DESC,title";
4209                                 } else {
4210                                         $order_by_qpart = "category,title";
4211                                 }
4212                         } else {
4213                                 if (get_pref($link, "FEEDS_SORT_BY_UNREAD")) {
4214                                         $order_by_qpart = "unread DESC,title";
4215                                 } else {
4216                                         $order_by_qpart = "title";
4217                                 }
4218                         }
4219
4220                         $age_qpart = getMaxAgeSubquery();
4221
4222                         $query = "SELECT ttrss_feeds.*,
4223                                 ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated_noms,
4224                                 (SELECT COUNT(id) FROM ttrss_entries,ttrss_user_entries
4225                                         WHERE feed_id = ttrss_feeds.id AND unread = true
4226                                                 AND $age_qpart
4227                                                 AND ttrss_user_entries.ref_id = ttrss_entries.id
4228                                                 AND owner_uid = '$owner_uid') as unread,
4229                                 cat_id,last_error,
4230                                 ttrss_feed_categories.title AS category,
4231                                 ttrss_feed_categories.collapsed
4232                                 FROM ttrss_feeds LEFT JOIN ttrss_feed_categories
4233                                         ON (ttrss_feed_categories.id = cat_id)
4234                                 WHERE
4235                                         ttrss_feeds.hidden = false AND
4236                                         ttrss_feeds.owner_uid = '$owner_uid' AND parent_feed IS NULL
4237                                 ORDER BY $order_by_qpart";
4238
4239                         $result = db_query($link, $query);
4240
4241                         $actid = $_GET["actid"];
4242
4243                         /* real feeds */
4244
4245                         $lnum = 0;
4246
4247                         $total_unread = 0;
4248
4249                         $category = "";
4250
4251                         $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
4252
4253                         while ($line = db_fetch_assoc($result)) {
4254
4255                                 $feed = trim($line["title"]);
4256
4257                                 if (!$feed) $feed = "[Untitled]";
4258
4259                                 $feed_id = $line["id"];
4260
4261                                 $subop = $_GET["subop"];
4262
4263                                 $unread = $line["unread"];
4264
4265                                 if (get_pref($link, 'HEADLINES_SMART_DATE')) {
4266                                         $last_updated = smart_date_time(strtotime($line["last_updated_noms"]));
4267                                 } else {
4268                                         $last_updated = date($short_date, strtotime($line["last_updated_noms"]));
4269                                 }
4270
4271                                 $rtl_content = sql_bool_to_bool($line["rtl_content"]);
4272
4273                                 if ($rtl_content) {
4274                                         $rtl_tag = "dir=\"RTL\"";
4275                                 } else {
4276                                         $rtl_tag = "";
4277                                 }
4278
4279                                 $tmp_result = db_query($link,
4280                                         "SELECT id,COUNT(unread) AS unread
4281                                         FROM ttrss_feeds LEFT JOIN ttrss_user_entries
4282                                                 ON (ttrss_feeds.id = ttrss_user_entries.feed_id)
4283                                         WHERE parent_feed = '$feed_id' AND unread = true
4284                                         GROUP BY ttrss_feeds.id");
4285
4286                                 if (db_num_rows($tmp_result) > 0) {
4287                                         while ($l = db_fetch_assoc($tmp_result)) {
4288                                                 $unread += $l["unread"];
4289                                         }
4290                                 }
4291
4292                                 $cat_id = $line["cat_id"];
4293
4294                                 $tmp_category = $line["category"];
4295
4296                                 if (!$tmp_category) {
4297                                         $tmp_category = __("Uncategorized");
4298                                 }
4299
4300         //                      $class = ($lnum % 2) ? "even" : "odd";
4301
4302                                 if ($line["last_error"]) {
4303                                         $class = "error";
4304                                 } else {
4305                                         $class = "feed";
4306                                 }
4307
4308                                 if ($unread > 0) $class .= "Unread";
4309
4310                                 if ($actid == $feed_id) {
4311                                         $class .= "Selected";
4312                                 }
4313
4314                                 $total_unread += $unread;
4315
4316                                 if ($category != $tmp_category && get_pref($link, 'ENABLE_FEED_CATS')) {
4317
4318                                         if ($category) {
4319                                                 print "</ul></li>";
4320                                         }
4321
4322                                         $category = $tmp_category;
4323
4324                                         $collapsed = $line["collapsed"];
4325
4326                                         // workaround for NULL category
4327                                         if ($category == __("Uncategorized")) {
4328                                                 if ($_COOKIE["ttrss_vf_uclps"] == 1) {
4329                                                         $collapsed = "t";
4330                                                 }
4331                                         }
4332
4333                                         if ($collapsed == "t" || $collapsed == "1") {
4334                                                 $holder_class = "feedCatHolder";
4335                                                 $holder_style = "display:none;";
4336                                                 $ellipsis = "…";
4337                                         } else {
4338                                                 $holder_class = "feedCatHolder";
4339                                                 $holder_style = "";
4340                                                 $ellipsis = "";
4341                                         }
4342
4343                                         $cat_id = sprintf("%d", $cat_id);
4344
4345                                         $cat_unread = getCategoryUnread($link, $cat_id);
4346
4347                                         $catctr_class = ($cat_unread > 0) ? "catCtrHasUnread" : "catCtrNoUnread";
4348
4349                                         print "<li class=\"feedCat\" id=\"FCAT-$cat_id\">
4350                                                 <a id=\"FCATN-$cat_id\" href=\"javascript:toggleCollapseCat($cat_id)\">$tmp_category</a>
4351                                                         <a href=\"#\" onclick=\"javascript:viewCategory($cat_id)\" id=\"FCAP-$cat_id\">
4352                                                         <span id=\"FCATCTR-$cat_id\"
4353                                                         class=\"$catctr_class\">($cat_unread)</span> $ellipsis
4354                                                         </a></li>";
4355
4356                                         print "<li id=\"feedCatHolder\" class=\"$holder_class\"><ul class=\"feedCatList\" id=\"FCATLIST-$cat_id\" style='$holder_style'>";
4357                                 }
4358
4359                                 printFeedEntry($feed_id, $class, $feed, $unread,
4360                                         ICONS_URL."/$feed_id.ico", $link, $rtl_content,
4361                                         $last_updated, $line["last_error"]);
4362
4363                                 ++$lnum;
4364                         }
4365
4366                         if (db_num_rows($result) == 0) {
4367                                 print "<li>".__('No feeds to display.')."</li>";
4368                         }
4369
4370                 } else {
4371
4372                         // tags
4373
4374 /*                      $result = db_query($link, "SELECT tag_name,count(ttrss_entries.id) AS count
4375                                 FROM ttrss_tags,ttrss_entries,ttrss_user_entries WHERE
4376                                 post_int_id = ttrss_user_entries.int_id AND
4377                                 unread = true AND ref_id = ttrss_entries.id
4378                                 AND ttrss_tags.owner_uid = '$owner_uid' GROUP BY tag_name
4379                         UNION
4380                                 select tag_name,0 as count FROM ttrss_tags WHERE owner_uid = '$owner_uid'
4381                         ORDER BY tag_name"); */
4382
4383                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
4384                                 print "<li class=\"feedCat\">".__('Tags')."</li>";
4385                                 print "<li id=\"feedCatHolder\"><ul class=\"feedCatList\">";
4386                         }
4387
4388                         $age_qpart = getMaxAgeSubquery();
4389
4390                         $result = db_query($link, "SELECT tag_name,SUM((SELECT COUNT(int_id)
4391                                 FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
4392                                         AND ref_id = id AND $age_qpart
4393                                         AND unread = true)) AS count FROM ttrss_tags
4394                                         WHERE owner_uid = ".$_SESSION['uid']." GROUP BY tag_name
4395                                         ORDER BY count DESC LIMIT 50");
4396
4397                         $tags = array();
4398
4399                         while ($line = db_fetch_assoc($result)) {
4400                                 $tags[$line["tag_name"]] += $line["count"];
4401                         }
4402
4403                         foreach (array_keys($tags) as $tag) {
4404
4405                                 $unread = $tags[$tag];
4406
4407                                 $class = "tag";
4408
4409                                 if ($unread > 0) {
4410                                         $class .= "Unread";
4411                                 }
4412
4413                                 printFeedEntry($tag, $class, $tag, $unread, "images/tag.png", $link);
4414
4415                         }
4416
4417                         if (db_num_rows($result) == 0) {
4418                                 print "<li>No tags to display.</li>";
4419                         }
4420
4421                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
4422                                 print "</ul>";
4423                         }
4424
4425                 }
4426
4427                 print "</ul>";
4428
4429         }
4430
4431         function get_article_tags($link, $id, $owner_uid = 0) {
4432
4433                 $a_id = db_escape_string($id);
4434
4435                 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
4436
4437                 $tmp_result = db_query($link, "SELECT DISTINCT tag_name,
4438                         owner_uid as owner FROM
4439                         ttrss_tags WHERE post_int_id = (SELECT int_id FROM ttrss_user_entries WHERE
4440                                 ref_id = '$a_id' AND owner_uid = '$owner_uid' LIMIT 1) ORDER BY tag_name");
4441
4442                 $tags = array();
4443
4444                 while ($tmp_line = db_fetch_assoc($tmp_result)) {
4445                         array_push($tags, $tmp_line["tag_name"]);
4446                 }
4447
4448                 return $tags;
4449         }
4450
4451         function trim_value(&$value) {
4452                 $value = trim($value);
4453         }
4454
4455         function trim_array($array) {
4456                 $tmp = $array;
4457                 array_walk($tmp, 'trim_value');
4458                 return $tmp;
4459         }
4460
4461         function tag_is_valid($tag) {
4462                 if ($tag == '') return false;
4463                 if (preg_match("/^[0-9]*$/", $tag)) return false;
4464
4465                 $tag = iconv("utf-8", "utf-8", $tag);
4466                 if (!$tag) return false;
4467
4468                 return true;
4469         }
4470
4471         function render_login_form($link, $mobile = false) {
4472                 if (!$mobile) {
4473                         require_once "login_form.php";
4474                 } else {
4475                         require_once "mobile/login_form.php";
4476                 }
4477         }
4478
4479         // from http://developer.apple.com/internet/safari/faq.html
4480         function no_cache_incantation() {
4481                 header("Expires: Mon, 22 Dec 1980 00:00:00 GMT"); // Happy birthday to me :)
4482                 header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); // always modified
4483                 header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0"); // HTTP/1.1
4484                 header("Cache-Control: post-check=0, pre-check=0", false);
4485                 header("Pragma: no-cache"); // HTTP/1.0
4486         }
4487
4488         function format_warning($msg, $id = "") {
4489                 return "<div class=\"warning\" id=\"$id\">
4490                         <img src=\"images/sign_excl.gif\">$msg</div>";
4491         }
4492
4493         function format_notice($msg) {
4494                 return "<div class=\"notice\">
4495                         <img src=\"images/sign_info.gif\">$msg</div>";
4496         }
4497
4498         function format_error($msg) {
4499                 return "<div class=\"error\">
4500                         <img src=\"images/sign_excl.gif\">$msg</div>";
4501         }
4502
4503         function print_notice($msg) {
4504                 return print format_notice($msg);
4505         }
4506
4507         function print_warning($msg) {
4508                 return print format_warning($msg);
4509         }
4510
4511         function print_error($msg) {
4512                 return print format_error($msg);
4513         }
4514
4515
4516         function T_sprintf() {
4517                 $args = func_get_args();
4518                 return vsprintf(__(array_shift($args)), $args);
4519         }
4520
4521         function outputArticleXML($link, $id, $feed_id, $mark_as_read = true) {
4522
4523                 /* we can figure out feed_id from article id anyway, why do we
4524                  * pass feed_id here? */
4525
4526                 $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries
4527                         WHERE ref_id = '$id'");
4528
4529                 $feed_id = db_fetch_result($result, 0, "feed_id");
4530
4531                 print "<article id='$id'><![CDATA[";
4532
4533                 $result = db_query($link, "SELECT rtl_content FROM ttrss_feeds
4534                         WHERE id = '$feed_id' AND owner_uid = " . $_SESSION["uid"]);
4535
4536                 if (db_num_rows($result) == 1) {
4537                         $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
4538                 } else {
4539                         $rtl_content = false;
4540                 }
4541
4542                 if ($rtl_content) {
4543                         $rtl_tag = "dir=\"RTL\"";
4544                         $rtl_class = "RTL";
4545                 } else {
4546                         $rtl_tag = "";
4547                         $rtl_class = "";
4548                 }
4549
4550                 if ($mark_as_read) {
4551                         $result = db_query($link, "UPDATE ttrss_user_entries
4552                                 SET unread = false,last_read = NOW()
4553                                 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
4554                 }
4555
4556                 $result = db_query($link, "SELECT title,link,content,feed_id,comments,int_id,
4557                         ".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
4558                         (SELECT icon_url FROM ttrss_feeds WHERE id = feed_id) as icon_url,
4559                         num_comments,
4560                         author
4561                         FROM ttrss_entries,ttrss_user_entries
4562                         WHERE   id = '$id' AND ref_id = id AND owner_uid = " . $_SESSION["uid"]);
4563
4564                 if ($result) {
4565
4566                         $link_target = "";
4567
4568                         if (get_pref($link, 'OPEN_LINKS_IN_NEW_WINDOW')) {
4569                                 $link_target = "target=\"_new\"";
4570                         }
4571
4572                         $line = db_fetch_assoc($result);
4573
4574                         if ($line["icon_url"]) {
4575                                 $feed_icon = "<img class=\"feedIcon\" src=\"" . $line["icon_url"] . "\">";
4576                         } else {
4577                                 $feed_icon = "&nbsp;";
4578                         }
4579
4580 /*                      if ($line["comments"] && $line["link"] != $line["comments"]) {
4581                                 $entry_comments = "(<a href=\"".$line["comments"]."\">Comments</a>)";
4582                         } else {
4583                                 $entry_comments = "";
4584                         } */
4585
4586                         $num_comments = $line["num_comments"];
4587                         $entry_comments = "";
4588
4589                         if ($num_comments > 0) {
4590                                 if ($line["comments"]) {
4591                                         $comments_url = $line["comments"];
4592                                 } else {
4593                                         $comments_url = $line["link"];
4594                                 }
4595                                 $entry_comments = "<a $link_target href=\"$comments_url\">$num_comments comments</a>";
4596                         } else {
4597                                 if ($line["comments"] && $line["link"] != $line["comments"]) {
4598                                         $entry_comments = "<a $link_target href=\"".$line["comments"]."\">comments</a>";
4599                                 }
4600                         }
4601
4602                         print "<div class=\"postReply\">";
4603
4604                         print "<div class=\"postHeader\" onmouseover=\"enable_resize(true)\"
4605                                 onmouseout=\"enable_resize(false)\">";
4606
4607                         $entry_author = $line["author"];
4608
4609                         if ($entry_author) {
4610                                 $entry_author = __(" - ") . $entry_author;
4611                         }
4612
4613                         $parsed_updated = date(get_pref($link, 'LONG_DATE_FORMAT'),
4614                                 strtotime($line["updated"]));
4615
4616                         print "<div class=\"postDate$rtl_class\">$parsed_updated</div>";
4617
4618                         if ($line["link"]) {
4619                                 print "<div clear='both'><a $link_target href=\"" . $line["link"] . "\">" .
4620                                         $line["title"] . "</a><span class='author'>$entry_author</span></div>";
4621                         } else {
4622                                 print "<div clear='both'>" . $line["title"] . "$entry_author</div>";
4623                         }
4624
4625 /*                      $tmp_result = db_query($link, "SELECT DISTINCT tag_name FROM
4626                                 ttrss_tags WHERE post_int_id = " . $line["int_id"] . "
4627                                 ORDER BY tag_name"); */
4628
4629                         $tags = get_article_tags($link, $id);
4630
4631                         $tags_str = "";
4632                         $f_tags_str = "";
4633
4634                         $num_tags = 0;
4635
4636                         if ($_SESSION["theme"] == "3pane") {
4637                                 $tag_limit = 3;
4638                         } else {
4639                                 $tag_limit = 6;
4640                         }
4641
4642                         foreach ($tags as $tag) {
4643                                 $num_tags++;
4644                                 $tag_escaped = str_replace("'", "\\'", $tag);
4645
4646                                 $tag_str = "<a href=\"javascript:viewfeed('$tag_escaped')\">$tag</a>, ";
4647
4648                                 if ($num_tags == $tag_limit) {
4649                                         $tags_str .= "&hellip;";
4650
4651                                 } else if ($num_tags < $tag_limit) {
4652                                         $tags_str .= $tag_str;
4653                                 }
4654                                 $f_tags_str .= $tag_str;
4655                         }
4656
4657                         $tags_str = preg_replace("/, $/", "", $tags_str);
4658                         $f_tags_str = preg_replace("/, $/", "", $f_tags_str);
4659
4660                         $all_tags_div = "<span class='cdmAllTagsCtr'>&hellip;<div class='cdmAllTags'>All Tags: $f_tags_str</div></span>";
4661                         $tags_str = preg_replace("/\.\.\.$/", "$all_tags_div", $tags_str);
4662
4663                         if (!$entry_comments) $entry_comments = "&nbsp;"; # placeholder
4664
4665                         if (!$tags_str) $tags_str = '<span class="tagList">'.__('no tags').'</span>';
4666
4667                         print "<div style='float : right'>
4668                                 <img src='images/tag.png' class='tagsPic' alt='Tags' title='Tags'>
4669                                 $tags_str
4670                                 <a title=\"Edit tags for this article\"
4671                                         href=\"javascript:editArticleTags($id, $feed_id)\">(+)</a></div>
4672                                 <div clear='both'>$entry_comments</div>";
4673
4674                         print "</div>";
4675
4676                         print "<div class=\"postIcon\">" . $feed_icon . "</div>";
4677                         print "<div class=\"postContent\">";
4678
4679                         #print "<div id=\"allEntryTags\">".__('Tags:')." $f_tags_str</div>";
4680
4681                         $line["content"] = sanitize_rss($link, $line["content"]);
4682
4683                         if (get_pref($link, 'OPEN_LINKS_IN_NEW_WINDOW')) {
4684                                 $line["content"] = preg_replace("/href=/i", "target=\"_new\" href=", $line["content"]);
4685                         }
4686
4687                         print $line["content"];
4688
4689                         $result = db_query($link, "SELECT * FROM ttrss_enclosures WHERE
4690                                 post_id = '$id' AND content_url != ''");
4691
4692                         if (db_num_rows($result) > 0) {
4693                                 print "<div class=\"postEnclosures\">";
4694
4695                                 if (db_num_rows($result) == 1) {
4696                                         print __("Attachment:") . " ";
4697                                 } else {
4698                                         print __("Attachments:") . " ";
4699                                 }
4700
4701                                 $entries = array();
4702
4703                                 while ($line = db_fetch_assoc($result)) {
4704
4705                                         $url = $line["content_url"];
4706                                         $ctype = $line["content_type"];
4707
4708                                         if (!$ctype) $ctype = __("unknown type");
4709
4710                                         $filename = substr($url, strrpos($url, "/")+1);
4711
4712                                         $entry = "<a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
4713                                                 $filename . " (" . $ctype . ")" . "</a>";
4714
4715                                         array_push($entries, $entry);
4716                                 }
4717
4718                                 print join(", ", $entries);
4719
4720                                 print "</div>";
4721                         }
4722
4723                         print "</div>";
4724
4725                         print "</div>";
4726
4727                 }
4728
4729                 print "]]></article>";
4730
4731         }
4732
4733         function outputHeadlinesList($link, $feed, $subop, $view_mode, $limit, $cat_view,
4734                                         $next_unread_feed, $offset, $vgr_last_feed = false) {
4735
4736                 $disable_cache = false;
4737
4738                 $timing_info = getmicrotime();
4739
4740                 $topmost_article_ids = array();
4741
4742                 if (!$offset) {
4743                         $offset = 0;
4744                 }
4745
4746                 if ($subop == "undefined") $subop = "";
4747
4748                 $subop_split = split(":", $subop);
4749
4750                 if ($subop == "CatchupSelected") {
4751                         $ids = split(",", db_escape_string($_GET["ids"]));
4752                         $cmode = sprintf("%d", $_GET["cmode"]);
4753
4754                         catchupArticlesById($link, $ids, $cmode);
4755                 }
4756
4757                 if ($subop == "ForceUpdate" && sprintf("%d", $feed) > 0) {
4758                         update_generic_feed($link, $feed, $cat_view, true);
4759                 }
4760
4761                 if ($subop == "MarkAllRead")  {
4762                         catchup_feed($link, $feed, $cat_view);
4763
4764                         if (get_pref($link, 'ON_CATCHUP_SHOW_NEXT_FEED')) {
4765                                 if ($next_unread_feed) {
4766                                         $feed = $next_unread_feed;
4767                                 }
4768                         }
4769                 }
4770
4771                 if ($subop_split[0] == "MarkAllReadGR")  {
4772                         catchup_feed($link, $subop_split[1], false);
4773                 }
4774
4775
4776                 if ($feed_id > 0) {
4777                         $result = db_query($link,
4778                                 "SELECT id FROM ttrss_feeds WHERE id = '$feed' LIMIT 1");
4779
4780                         if (db_num_rows($result) == 0) {
4781                                 print "<div align='center'>".__('Feed not found.')."</div>";
4782                                 return;
4783                         }
4784                 }
4785
4786                 if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
4787
4788                         $result = db_query($link, "SELECT rtl_content FROM ttrss_feeds
4789                                 WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]);
4790
4791                         if (db_num_rows($result) == 1) {
4792                                 $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
4793                         } else {
4794                                 $rtl_content = false;
4795                         }
4796
4797                         if ($rtl_content) {
4798                                 $rtl_tag = "dir=\"RTL\"";
4799                         } else {
4800                                 $rtl_tag = "";
4801                         }
4802                 } else {
4803                         $rtl_tag = "";
4804                         $rtl_content = false;
4805                 }
4806
4807                 $script_dt_add = get_script_dt_add();
4808
4809                 /// START /////////////////////////////////////////////////////////////////////////////////
4810
4811                 $search = db_escape_string($_GET["query"]);
4812
4813                 if ($search) {
4814                         $disable_cache = true;
4815                 }
4816
4817                 $search_mode = db_escape_string($_GET["search_mode"]);
4818                 $match_on = db_escape_string($_GET["match_on"]);
4819
4820                 if (!$match_on) {
4821                         $match_on = "both";
4822                 }
4823
4824                 $real_offset = $offset * $limit;
4825
4826                 if ($_GET["debug"]) $timing_info = print_checkpoint("H0", $timing_info);
4827
4828                 $qfh_ret = queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view,
4829                         $search, $search_mode, $match_on, false, $real_offset);
4830
4831                 if ($_GET["debug"]) $timing_info = print_checkpoint("H1", $timing_info);
4832
4833                 $result = $qfh_ret[0];
4834                 $feed_title = $qfh_ret[1];
4835                 $feed_site_url = $qfh_ret[2];
4836                 $last_error = $qfh_ret[3];
4837
4838                 $vgroup_last_feed = $vgr_last_feed;
4839
4840                 if ($feed == -2) {
4841                         $feed_site_url = article_publish_url($link);
4842                 }
4843
4844                 /// STOP //////////////////////////////////////////////////////////////////////////////////
4845
4846                 if (!$offset) {
4847                         print "<div id=\"headlinesContainer\" $rtl_tag>";
4848
4849                         if (!$result) {
4850                                 print "<div align='center'>".__("Could not display feed (query failed). Please check label match syntax or local configuration.")."</div>";
4851                                 return;
4852                         }
4853
4854                         print_headline_subtoolbar($link, $feed_site_url, $feed_title, false,
4855                                 $rtl_content, $feed, $cat_view, $search, $match_on, $search_mode,
4856                                 $offset, $limit);
4857
4858                         print "<div id=\"headlinesInnerContainer\" onscroll=\"headlines_scroll_handler()\">";
4859                 }
4860
4861                 $headlines_count = db_num_rows($result);
4862
4863                 if (db_num_rows($result) > 0) {
4864
4865 #                       print "\{$offset}";
4866
4867                         if (!get_pref($link, 'COMBINED_DISPLAY_MODE') && !$offset) {
4868                                 print "<table class=\"headlinesList\" id=\"headlinesList\"
4869                                         cellspacing=\"0\">";
4870                         }
4871
4872                         $lnum = $limit*$offset;
4873
4874                         error_reporting (DEFAULT_ERROR_LEVEL);
4875
4876                         $num_unread = 0;
4877                         $cur_feed_title = '';
4878
4879                         while ($line = db_fetch_assoc($result)) {
4880
4881                                 $class = ($lnum % 2) ? "even" : "odd";
4882
4883                                 $id = $line["id"];
4884                                 $feed_id = $line["feed_id"];
4885
4886                                 if (count($topmost_article_ids) < 5) {
4887                                         array_push($topmost_article_ids, $id);
4888                                 }
4889
4890                                 if ($line["last_read"] == "" &&
4891                                                 ($line["unread"] != "t" && $line["unread"] != "1")) {
4892
4893                                         $update_pic = "<img id='FUPDPIC-$id' src=\"images/updated.png\"
4894                                                 alt=\"Updated\">";
4895                                 } else {
4896                                         $update_pic = "<img id='FUPDPIC-$id' src=\"images/blank_icon.gif\"
4897                                                 alt=\"Updated\">";
4898                                 }
4899
4900                                 if ($line["unread"] == "t" || $line["unread"] == "1") {
4901                                         $class .= "Unread";
4902                                         ++$num_unread;
4903                                         $is_unread = true;
4904                                 } else {
4905                                         $is_unread = false;
4906                                 }
4907
4908                                 $is_ie = (strpos($_SESSION["client.userAgent"], "MSIE") !== false);
4909
4910                                 if ($is_ie) {
4911                                         $mark_img_ext = "gif";
4912                                 } else {
4913                                         $mark_img_ext = "png";
4914                                 }
4915
4916                                 if ($line["marked"] == "t" || $line["marked"] == "1") {
4917                                         $marked_pic = "<img id=\"FMPIC-$id\" src=\"images/mark_set.$mark_img_ext\"
4918                                                 class=\"markedPic\"
4919                                                 alt=\"Unstar article\" onclick='javascript:tMark($id)'>";
4920                                 } else {
4921                                         $marked_pic = "<img id=\"FMPIC-$id\" src=\"images/mark_unset.$mark_img_ext\"
4922                                                 class=\"markedPic\"
4923                                                 alt=\"Star article\" onclick='javascript:tMark($id)'>";
4924                                 }
4925
4926                                 if ($line["published"] == "t" || $line["published"] == "1") {
4927                                         $published_pic = "<img id=\"FPPIC-$id\" src=\"images/pub_set.gif\"
4928                                                 class=\"markedPic\"
4929                                                 alt=\"Unpublish article\" onclick='javascript:tPub($id)'>";
4930                                 } else {
4931                                         $published_pic = "<img id=\"FPPIC-$id\" src=\"images/pub_unset.gif\"
4932                                                 class=\"markedPic\"
4933                                                 alt=\"Publish article\" onclick='javascript:tPub($id)'>";
4934                                 }
4935
4936 #                               $content_link = "<a target=\"_new\" href=\"".$line["link"]."\">" .
4937 #                                       $line["title"] . "</a>";
4938
4939                                 $content_link = "<a href=\"javascript:view($id,$feed_id);\">" .
4940                                         $line["title"] . "</a>";
4941
4942 #                               $content_link = "<a href=\"javascript:viewContentUrl('".$line["link"]."');\">" .
4943 #                                       $line["title"] . "</a>";
4944
4945                                 if (get_pref($link, 'HEADLINES_SMART_DATE')) {
4946                                         $updated_fmt = smart_date_time(strtotime($line["updated_noms"]));
4947                                 } else {
4948                                         $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
4949                                         $updated_fmt = date($short_date, strtotime($line["updated_noms"]));
4950                                 }
4951
4952                                 if (get_pref($link, 'SHOW_CONTENT_PREVIEW')) {
4953                                         $content_preview = truncate_string(strip_tags($line["content_preview"]),
4954                                                 100);
4955                                 }
4956
4957                                 $score = $line["score"];
4958
4959                                 $score_pic = get_score_pic($score);
4960
4961                                 $score_title = __("(Click to change)");
4962
4963                                 $score_pic = "<img class='hlScorePic' src=\"images/$score_pic\"
4964                                         onclick=\"adjustArticleScore($id, $score)\" title=\"$score $score_title\">";
4965
4966                                 if ($score > 500) {
4967                                         $hlc_suffix = "H";
4968                                 } else if ($score < -100) {
4969                                         $hlc_suffix = "L";
4970                                 } else {
4971                                         $hlc_suffix = "";
4972                                 }
4973
4974                                 $entry_author = $line["author"];
4975
4976                                 if ($entry_author) {
4977                                         $entry_author = " - $entry_author";
4978                                 }
4979
4980                                 if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {
4981
4982                                         if (get_pref($link, 'VFEED_GROUP_BY_FEED')) {
4983                                                 if ($feed_id != $vgroup_last_feed && $line["feed_title"]) {
4984
4985                                                         $cur_feed_title = $line["feed_title"];
4986                                                         $vgroup_last_feed = $feed_id;
4987
4988                                                         $cur_feed_title = htmlspecialchars($cur_feed_title);
4989
4990                                                         $vf_catchup_link = "(<a onclick='javascript:catchupFeedInGroup($feed_id, \"$cur_feed_title\");' href='#'>mark as read</a>)";
4991
4992                                                         print "<tr class='feedTitle'><td colspan='7'>".
4993                                                                 "<a href=\"javascript:viewfeed($feed_id, '', false)\">".
4994                                                                 $line["feed_title"]."</a> $vf_catchup_link:</td></tr>";
4995                                                 }
4996                                         }
4997
4998                                         $mouseover_attrs = "onmouseover='postMouseIn($id)'
4999                                                 onmouseout='postMouseOut($id)'";
5000
5001                                         print "<tr class='$class' id='RROW-$id' $mouseover_attrs>";
5002
5003                                         print "<td class='hlUpdPic'>$update_pic</td>";
5004
5005                                         print "<td class='hlSelectRow'>
5006                                                 <input type=\"checkbox\" onclick=\"tSR(this)\"
5007                                                         id=\"RCHK-$id\">
5008                                                 </td>";
5009
5010                                         print "<td class='hlMarkedPic'>$marked_pic</td>";
5011                                         print "<td class='hlMarkedPic'>$published_pic</td>";
5012
5013 #                                       if ($line["feed_title"]) {
5014 #                                               print "<td class='hlContent'>$content_link</td>";
5015 #                                               print "<td class='hlFeed'>
5016 #                                                       <a href=\"javascript:viewfeed($feed_id, '', false)\">".
5017 #                                                               truncate_string($line["feed_title"],30)."</a>&nbsp;</td>";
5018 #                                       } else {
5019
5020                                         print "<td onclick='javascript:view($id,$feed_id)' class='hlContent$hlc_suffix' valign='middle'>";
5021
5022                                         print "<a id=\"RTITLE-$id\" href=\"javascript:view($id,$feed_id);\">" .
5023                                                 $line["title"];
5024
5025                                         if (get_pref($link, 'SHOW_CONTENT_PREVIEW')) {
5026                                                 if ($content_preview) {
5027                                                         print "<span class=\"contentPreview\"> - $content_preview</span>";
5028                                                 }
5029                                         }
5030
5031                                         print "</a>";
5032
5033 #                                                       <a href=\"javascript:viewfeed($feed_id, '', false)\">".
5034 #                                                       $line["feed_title"]."</a>
5035
5036                                         if (!get_pref($link, 'VFEED_GROUP_BY_FEED')) {
5037                                                 if ($line["feed_title"]) {
5038                                                         print "<span class=\"hlFeed\">
5039                                                                 (<a href=\"javascript:viewfeed($feed_id, '', false)\">".
5040                                                                 $line["feed_title"]."</a>)
5041                                                         </span>";
5042                                                 }
5043                                         }
5044
5045
5046                                         print "</td>";
5047
5048 #                                       }
5049
5050                                         print "<td class=\"hlUpdated\" onclick='javascript:view($id,$feed_id)'><nobr>$updated_fmt&nbsp;</nobr></td>";
5051
5052                                         print "<td class='hlMarkedPic'>$score_pic</td>";
5053
5054                                         print "</tr>";
5055
5056                                 } else {
5057
5058                                         if (get_pref($link, 'VFEED_GROUP_BY_FEED') && $line["feed_title"]) {
5059                                                 if ($feed_id != $vgroup_last_feed) {
5060
5061                                                         $cur_feed_title = $line["feed_title"];
5062                                                         $vgroup_last_feed = $feed_id;
5063
5064                                                         $cur_feed_title = htmlspecialchars($cur_feed_title);
5065
5066                                                         $vf_catchup_link = "(<a onclick='javascript:catchupFeedInGroup($feed_id, \"$cur_feed_title\");' href='#'>mark as read</a>)";
5067
5068                                                         print "<div class='cdmFeedTitle'>".
5069                                                                 "<a href=\"javascript:viewfeed($feed_id, '', false)\">".
5070                                                                 $line["feed_title"]."</a> $vf_catchup_link</div>";
5071                                                 }
5072                                         }
5073
5074                                         if ($is_unread) {
5075                                                 $add_class = "Unread";
5076                                         } else {
5077                                                 $add_class = "";
5078                                         }
5079
5080                                         $expand_cdm = get_pref($link, 'CDM_EXPANDED');
5081
5082                                         if ($expand_cdm && $score >= -100) {
5083                                                 $cdm_cstyle = "";
5084                                         } else {
5085                                                 $cdm_cstyle = "style=\"display : none\"";
5086                                         }
5087
5088                                         $mouseover_attrs = "onmouseover='postMouseIn($id)'
5089                                                 onmouseout='postMouseOut($id)'";
5090
5091                                         print "<div class=\"cdmArticle$add_class\"
5092                                                 id=\"RROW-$id\"
5093                                                 onclick='cdmClicked(this)'
5094                                                 $mouseover_attrs'>";
5095
5096                                         print "<div class=\"cdmHeader\">";
5097
5098                                         print "<div class=\"articleUpdated\">$updated_fmt $score_pic</div>";
5099
5100                                         print "<span id=\"RTITLE-$id\" class=\"titleWrap$hlc_suffix\"><a class=\"title\"
5101                                                 onclick=\"javascript:toggleUnread($id, 0)\"
5102                                                 target=\"_blank\" href=\"".$line["link"]."\">".$line["title"]."</a>
5103                                                 ";
5104
5105                                         print $entry_author;
5106
5107                                         if (!$expand_cdm || $score < -100) {
5108                                                 print "&nbsp;<a id=\"CICH-$id\"
5109                                                         href=\"javascript:cdmExpandArticle($id)\">
5110                                                         (".__('Show article').")</a>";
5111                                         }
5112
5113
5114                                         if (!get_pref($link, 'VFEED_GROUP_BY_FEED')) {
5115                                                 if ($line["feed_title"]) {
5116                                                         print "&nbsp;(<a href='javascript:viewfeed($feed_id)'>".$line["feed_title"]."</a>)";
5117                                                 }
5118                                         }
5119
5120                                         print "</span></div>";
5121
5122                                         if (get_pref($link, 'OPEN_LINKS_IN_NEW_WINDOW')) {
5123                                                 $line["content_preview"] = preg_replace("/href=/i",
5124                                                         "target=\"_new\" href=", $line["content_preview"]);
5125                                         }
5126
5127                                         print "<div class=\"cdmContent\" id=\"CICD-$id\" $cdm_cstyle>";
5128
5129 //                                      print "<div class=\"cdmInnerContent\" id=\"CICD-$id\" $cdm_cstyle>";
5130
5131                                         print $line["content_preview"];
5132
5133                                         $e_result = db_query($link, "SELECT * FROM ttrss_enclosures WHERE
5134                                                 post_id = '$id' AND content_url != ''");
5135
5136                                         if (db_num_rows($e_result) > 0) {
5137                                 print "<div class=\"cdmEnclosures\">";
5138
5139                                 if (db_num_rows($e_result) == 1) {
5140                                         print __("Attachment:") . " ";
5141                                 } else {
5142                                         print __("Attachments:") . " ";
5143                                 }
5144
5145                                 $entries = array();
5146
5147                                 while ($e_line = db_fetch_assoc($e_result)) {
5148
5149                                         $url = $e_line["content_url"];
5150                                         $ctype = $e_line["content_type"];
5151                                         if (!$ctype) $ctype = __("unknown type");
5152
5153                                         $filename = substr($url, strrpos($url, "/")+1);
5154
5155                                         $entry = "<a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
5156                                                 $filename . " (" . $ctype . ")" . "</a>";
5157
5158                                         array_push($entries, $entry);
5159                                 }
5160
5161                                 print join(", ", $entries);
5162
5163                                 print "</div>";
5164                         }
5165
5166                                         print "<br clear='both'>";
5167 //                                      print "</div>";
5168
5169 /*                                      if (!$expand_cdm) {
5170                                                 print "<a id=\"CICH-$id\"
5171                                                         href=\"javascript:cdmExpandArticle($id)\">
5172                                                         Show article</a>";
5173                                         } */
5174
5175                                         print "</div>";
5176
5177                                         print "<div class=\"cdmFooter\"><span class='s0'>";
5178
5179                                         /* print "<div class=\"markedPic\">Star it: $marked_pic</div>"; */
5180
5181                                         print __("Select:").
5182                                                         " <input type=\"checkbox\" onclick=\"toggleSelectRowById(this,
5183                                                         'RROW-$id')\" class=\"feedCheckBox\" id=\"RCHK-$id\">";
5184
5185                                         print "</span><span class='s1'>$marked_pic</span> ";
5186                                         print "<span class='s1'>$published_pic</span> ";
5187
5188                                         $tags = get_article_tags($link, $id);
5189
5190                                         $tags_str = "";
5191                                         $full_tags_str = "";
5192                                         $num_tags = 0;
5193
5194                                         foreach ($tags as $tag) {
5195                                                 $num_tags++;
5196                                                 $full_tags_str .= "<a href=\"javascript:viewfeed('$tag')\">$tag</a>, ";
5197                                                 if ($num_tags < 5) {
5198                                                         $tags_str .= "<a href=\"javascript:viewfeed('$tag')\">$tag</a>, ";
5199                                                 } else if ($num_tags == 5) {
5200                                                         $tags_str .= "&hellip;";
5201                                                 }
5202                                         }
5203
5204                                         $tags_str = preg_replace("/, $/", "", $tags_str);
5205                                         $full_tags_str = preg_replace("/, $/", "", $full_tags_str);
5206
5207                                         $all_tags_div = "<span class='cdmAllTagsCtr'>&hellip;<div class='cdmAllTags'>All Tags: $full_tags_str</div></span>";
5208
5209                                         $tags_str = preg_replace("/\.\.\.$/", "$all_tags_div", $tags_str);
5210
5211
5212                                         if ($tags_str == "") $tags_str = "no tags";
5213
5214 //                                      print "<img src='images/tag.png' class='markedPic'>";
5215
5216                                         print "<span class='s1'>
5217                                                 <img class='tagsPic' src='images/tag.png' alt='Tags'
5218                                                         title='Tags'> $tags_str <a title=\"Edit tags for this article\"
5219                                                         href=\"javascript:editArticleTags($id, $feed_id, true)\">(+)</a>";
5220
5221                                         print "</span>";
5222
5223                                         print "<span class='s2'>Toggle: <a class=\"cdmToggleLink\"
5224                                                         href=\"javascript:toggleUnread($id)\">
5225                                                         Unread</a></span>";
5226
5227                                         print "</div>";
5228                                         print "</div>";
5229
5230                                 }
5231
5232                                 ++$lnum;
5233                         }
5234
5235                         if (!get_pref($link, 'COMBINED_DISPLAY_MODE') && !$offset) {
5236                                 print "</table>";
5237                         }
5238
5239 //                      print_headline_subtoolbar($link,
5240 //                              "javascript:catchupPage()", "Mark page as read", true, $rtl_content);
5241
5242
5243                 } else {
5244                         $message = "";
5245
5246                         switch ($view_mode) {
5247                                 case "unread":
5248                                         $message = __("No unread articles found to display.");
5249                                         break;
5250                                 case "marked":
5251                                         $message = __("No starred articles found to display.");
5252                                         break;
5253                                 default:
5254                                         $message = __("No articles found to display.");
5255                         }
5256
5257                         if (!$offset) print "<div class='whiteBox'>$message</div>";
5258                 }
5259
5260                 if (!$offset) {
5261                         print "</div>";
5262                         print "</div>";
5263                 }
5264
5265                 return array($topmost_article_ids, $headlines_count, $feed, $disable_cache, $vgroup_last_feed);
5266         }
5267
5268 // from here: http://www.roscripts.com/Create_tag_cloud-71.html
5269
5270         function printTagCloud($link) {
5271
5272                 /* get first ref_id to count from */
5273
5274                 /*
5275
5276                 $query = "";
5277
5278                 if (DB_TYPE == "pgsql") {
5279                         $query = "SELECT MIN(id) AS id FROM ttrss_user_entries, ttrss_entries
5280                                 WHERE int_id = id AND owner_uid = ".$_SESSION["uid"]."
5281                                 AND date_entered > NOW() - INTERVAL '30 days'";
5282                 } else {
5283                         $query = "SELECT MIN(id) AS id FROM ttrss_user_entries, ttrss_entries
5284                                 WHERE int_id = id AND owner_uid = ".$_SESSION["uid"]."
5285                                 AND date_entered > DATE_SUB(NOW(), INTERVAL 30 DAY)";
5286                 }
5287
5288                 $result = db_query($link, $query);
5289                 $first_id = db_fetch_result($result, 0, "id"); */
5290
5291                 //AND post_int_id >= '$first_id'
5292                 $query = "SELECT tag_name, COUNT(post_int_id) AS count
5293                         FROM ttrss_tags WHERE owner_uid = ".$_SESSION["uid"]."
5294                         GROUP BY tag_name ORDER BY count DESC LIMIT 50";
5295
5296                 $result = db_query($link, $query);
5297
5298                 $tags = array();
5299
5300                 while ($line = db_fetch_assoc($result)) {
5301                         $tags[$line["tag_name"]] = $line["count"];
5302                 }
5303
5304                 ksort($tags);
5305
5306                 $max_size = 32; // max font size in pixels
5307                 $min_size = 11; // min font size in pixels
5308
5309                 // largest and smallest array values
5310                 $max_qty = max(array_values($tags));
5311                 $min_qty = min(array_values($tags));
5312
5313                 // find the range of values
5314                 $spread = $max_qty - $min_qty;
5315                 if ($spread == 0) { // we don't want to divide by zero
5316                                 $spread = 1;
5317                 }
5318
5319                 // set the font-size increment
5320                 $step = ($max_size - $min_size) / ($spread);
5321
5322                 // loop through the tag array
5323                 foreach ($tags as $key => $value) {
5324                         // calculate font-size
5325                         // find the $value in excess of $min_qty
5326                         // multiply by the font-size increment ($size)
5327                         // and add the $min_size set above
5328                         $size = round($min_size + (($value - $min_qty) * $step));
5329
5330                         $key_escaped = str_replace("'", "\\'", $key);
5331
5332                         echo "<a href=\"javascript:viewfeed('$key_escaped') \" style=\"font-size: " .
5333                                 $size . "px\" title=\"$value articles tagged with " .
5334                                 $key . '">' . $key . '</a> ';
5335                 }
5336         }
5337
5338         function print_checkpoint($n, $s) {
5339                 $ts = getmicrotime();
5340                 echo sprintf("<!-- CP[$n] %.4f seconds -->", $ts - $s);
5341                 return $ts;
5342         }
5343
5344         function sanitize_tag($tag) {
5345                 $tag = trim($tag);
5346
5347                 $tag = mb_strtolower($tag, 'utf-8');
5348
5349                 $tag = preg_replace('/[\"\+\>\<]/', "", $tag);
5350
5351 //              $tag = str_replace('"', "", $tag);
5352 //              $tag = str_replace("+", " ", $tag);
5353                 $tag = str_replace("technorati tag: ", "", $tag);
5354
5355                 return $tag;
5356         }
5357
5358         function generate_publish_key() {
5359                 return sha1(uniqid(rand(), true));
5360         }
5361
5362         function article_publish_url($link) {
5363
5364                 $url_path = ($_SERVER['HTTPS'] != "on" ? 'http://' :  'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
5365
5366                 $url_path .= "?op=publish&key=" . get_pref($link, "_PREFS_PUBLISH_KEY");
5367
5368                 return $url_path;
5369         }
5370
5371         /**
5372          * Purge a feed contents, marked articles excepted.
5373          *
5374          * @param mixed $link The database connection.
5375          * @param integer $id The id of the feed to purge.
5376          * @return void
5377          */
5378         function clear_feed_articles($link, $id) {
5379                 $result = db_query($link, "DELETE FROM ttrss_user_entries
5380                         WHERE feed_id = '$id' AND marked = false AND owner_uid = " . $_SESSION["uid"]);
5381
5382                 $result = db_query($link, "DELETE FROM ttrss_entries WHERE
5383                         (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
5384         } // function clear_feed_articles
5385
5386         /**
5387          * Compute the Mozilla Firefox feed adding URL from server HOST and REQUEST_URI.
5388          *
5389          * @return string The Mozilla Firefox feed adding URL.
5390          */
5391         function add_feed_url() {
5392                 $url_path = ($_SERVER['HTTPS'] != "on" ? 'http://' :  'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
5393                 $url_path .= "?op=pref-feeds&quiet=1&subop=add&feed_url=%s";
5394                 return $url_path;
5395         } // function add_feed_url
5396
5397         /**
5398          * Encrypt a password in SHA1.
5399          *
5400          * @param string $pass The password to encrypt.
5401          * @param string $login A optionnal login.
5402          * @return string The encrypted password.
5403          */
5404         function encrypt_password($pass, $login = '') {
5405                 if ($login) {
5406                         return "SHA1X:" . sha1("$login:$pass");
5407                 } else {
5408                         return "SHA1:" . sha1($pass);
5409                 }
5410         } // function encrypt_password
5411
5412         /**
5413          * Update a feed batch.
5414          * Used by daemons to update n feeds by run.
5415          * Only update feed needing a update, and not being processed
5416          * by another process.
5417          *
5418          * @param mixed $link Database link
5419          * @param integer $limit Maximum number of feeds in update batch. Default to DAEMON_FEED_LIMIT.
5420          * @param boolean $from_http Set to true if you call this function from http to disable cli specific code.
5421          * @param boolean $debug Set to false to disable debug output. Default to true.
5422          * @return void
5423          */
5424         function update_daemon_common($link, $limit = DAEMON_FEED_LIMIT, $from_http = false, $debug = true) {
5425                 // Process all other feeds using last_updated and interval parameters
5426
5427                 // Test if the user has loggued in recently. If not, it does not update its feeds.
5428                 if (DAEMON_UPDATE_LOGIN_LIMIT > 0) {
5429                         if (DB_TYPE == "pgsql") {
5430                                 $login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT." days'";
5431                         } else {
5432                                 $login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT." DAY)";
5433                         }
5434                 } else {
5435                         $login_thresh_qpart = "";
5436                 }
5437
5438                 // Test if the feed need a update (update interval exceded).
5439                 if (DB_TYPE == "pgsql") {
5440                         $update_limit_qpart = "AND ((
5441                                         ttrss_feeds.update_interval = 0
5442                                         AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL)
5443                                 ) OR (
5444                                         ttrss_feeds.update_interval > 0
5445                                         AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL)
5446                                 ) OR ttrss_feeds.last_updated IS NULL)";
5447                 } else {
5448                         $update_limit_qpart = "AND ((
5449                                         ttrss_feeds.update_interval = 0
5450                                         AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE)
5451                                 ) OR (
5452                                         ttrss_feeds.update_interval > 0
5453                                         AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE)
5454                                 ) OR ttrss_feeds.last_updated IS NULL)";
5455                 }
5456
5457                 // Test if feed is currently being updated by another process.
5458                 if (DB_TYPE == "pgsql") {
5459                         $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '120 seconds')";
5460                 } else {
5461                         $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 120 SECOND))";
5462                 }
5463
5464                 // Test if there is a limit to number of updated feeds
5465                 $query_limit = "";
5466                 if($limit) $query_limit = sprintf("LIMIT %d", $limit);
5467
5468                 $random_qpart = sql_random_function();
5469
5470                 // We search for feed needing update.
5471                 $result = db_query($link, "SELECT ttrss_feeds.feed_url,ttrss_feeds.id, ttrss_feeds.owner_uid,
5472                                 ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
5473                                 ttrss_feeds.update_interval
5474                         FROM
5475                                 ttrss_feeds, ttrss_users, ttrss_user_prefs
5476                         WHERE
5477                                 ttrss_feeds.owner_uid = ttrss_users.id
5478                                 AND ttrss_users.id = ttrss_user_prefs.owner_uid
5479                                 AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL'
5480                                 $login_thresh_qpart $update_limit_qpart
5481                          $updstart_thresh_qpart
5482                         ORDER BY $random_qpart $query_limit");
5483
5484                 $user_prefs_cache = array();
5485
5486                 if($debug) _debug(sprintf("Scheduled %d feeds to update...\n", db_num_rows($result)));
5487
5488                 // Here is a little cache magic in order to minimize risk of double feed updates.
5489                 $feeds_to_update = array();
5490                 while ($line = db_fetch_assoc($result)) {
5491                         $feeds_to_update[$line['id']] = $line;
5492                 }
5493
5494                 // We update the feed last update started date before anything else.
5495                 // There is no lag due to feed contents downloads
5496                 // It prevent an other process to update the same feed.
5497                 $feed_ids = array_keys($feeds_to_update);
5498                 if($feed_ids) {
5499                         db_query($link, sprintf("UPDATE ttrss_feeds SET last_update_started = NOW()
5500                                 WHERE id IN (%s)", implode(',', $feed_ids)));
5501                 }
5502
5503                 // For each feed, we call the feed update function.
5504                 while ($line = array_pop($feeds_to_update)) {
5505
5506                         if($debug) _debug("Feed: " . $line["feed_url"] . ", " . $line["last_updated"]);
5507
5508                         // We setup a alarm to alert if the feed take more than 300s to update.
5509                         // => HANG alarm.
5510                         if(!$from_http && function_exists('pcntl_alarm')) pcntl_alarm(300);
5511                         update_rss_feed($link, $line["feed_url"], $line["id"], true);
5512                         // Cancel the alarm (the update went well)
5513                         if(!$from_http && function_exists('pcntl_alarm')) pcntl_alarm(0);
5514
5515                         sleep(1); // prevent flood (FIXME make this an option?)
5516                 }
5517
5518         // Send feed digests by email if needed.
5519         if (DAEMON_SENDS_DIGESTS) send_headlines_digests($link);
5520
5521         } // function update_daemon_common
5522
5523         function generate_dashboard_feed($link) {
5524
5525                 print "<div id=\"headlinesContainer\">";
5526
5527                 print_headline_subtoolbar($link, "", "Dashboard",
5528                         false, false, -4, false, false, false,
5529                         false, 0, 0, true, true, "tag.png");
5530
5531                 print "<div id=\"headlinesInnerContainer\" class=\"dashboard\">";
5532                 print "<div>There is <b>666</b> unread articles in <b>666</b> feeds.</div>";
5533                 print "</div>";
5534
5535                 print "</div>";
5536
5537                 print "]]></headlines>";
5538                 print "<headlines-count value=\"0\"/>";
5539                 print "<headlines-unread value=\"0\"/>";
5540                 print "<disable-cache value=\"1\"/>";
5541
5542                 print "<articles>";
5543                 print "</articles>";
5544         }
5545
5546         function sanitize_article_content($text) {
5547                 # we don't support CDATA sections in articles, they break our own escaping
5548                 $text = preg_replace("/\[\[CDATA/", "", $text);
5549                 $text = preg_replace("/\]\]\>/", "", $text);
5550                 return $text;
5551         }
5552
5553         function load_filters($link, $feed, $owner_uid, $action_id = false) {
5554                 $filters = array();
5555
5556                 if ($action_id) $ftype_query_part = "action_id = '$action_id' AND";
5557
5558                 $result = db_query($link, "SELECT reg_exp,
5559                         ttrss_filter_types.name AS name,
5560                         ttrss_filter_actions.name AS action,
5561                         inverse,
5562                         action_param
5563                         FROM ttrss_filters,ttrss_filter_types,ttrss_filter_actions WHERE
5564                                 enabled = true AND
5565                                 $ftype_query_part
5566                                 owner_uid = $owner_uid AND
5567                                 ttrss_filter_types.id = filter_type AND
5568                                 ttrss_filter_actions.id = action_id AND
5569                                 (feed_id IS NULL OR feed_id = '$feed') ORDER BY reg_exp");
5570
5571                 while ($line = db_fetch_assoc($result)) {
5572                         if (!$filters[$line["name"]]) $filters[$line["name"]] = array();
5573                                 $filter["reg_exp"] = $line["reg_exp"];
5574                                 $filter["action"] = $line["action"];
5575                                 $filter["action_param"] = $line["action_param"];
5576                                 $filter["inverse"] = sql_bool_to_bool($line["inverse"]);
5577
5578                                 array_push($filters[$line["name"]], $filter);
5579                         }
5580
5581                 return $filters;
5582         }
5583
5584         function get_score_pic($score) {
5585                 if ($score > 0) {
5586                         return "score_high.png";
5587                 } else if ($score < 0) {
5588                         return "score_low.png";
5589                 } else {
5590                         return "score_neutral.png";
5591                 }
5592         }
5593
5594         function rounded_table_start($classname, $header = "&nbsp;") {
5595                 print "<table width='100%' class='$classname' cellspacing='0' cellpadding='0'>";
5596                 print "<tr><td class='c1'>&nbsp;</td><td class='top'>$header</td><td class='c2'>&nbsp;</tr>";
5597                 print "<tr><td class='left'>&nbsp;</td><td class='content'>";
5598         }
5599
5600         function rounded_table_end($footer = "&nbsp;") {
5601                 print "</td><td class='right'>&nbsp;</td></tr>";
5602                 print "<tr><td class='c4'>&nbsp;</td><td class='bottom'>$footer</td><td class='c3'>&nbsp;</tr>";
5603                 print "</table>";
5604         }
5605
5606 ?>