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         function get_translations() {
  12                 $tr = array(
  13                                         "auto"  => "Detect automatically",
  14                                         "en_US" => "English",
  15                                         "fr_FR" => "Français",
  16                                         "ru_RU" => "Русский",
  17                                         "zh_CN" => "Simplified Chinese");
  18
  19                 return $tr;
  20         }
  21
  22         if (ENABLE_TRANSLATIONS == true) {
  23                 require_once "accept-to-gettext.php";
  24                 require_once "gettext/gettext.inc";
  25
  26                 function startup_gettext() {
  27
  28                         # Get locale from Accept-Language header
  29                         $lang = al2gt(array_keys(get_translations()), "text/html");
  30
  31                         if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
  32                                 $lang = _TRANSLATION_OVERRIDE_DEFAULT;
  33                         }
  34
  35                         if ($_COOKIE["ttrss_lang"] && $_COOKIE["ttrss_lang"] != "auto") {
  36                                 $lang = $_COOKIE["ttrss_lang"];
  37                         }
  38
  39                         if ($lang) {
  40                                 _setlocale(LC_MESSAGES, $lang);
  41                                 _bindtextdomain("messages", "locale");
  42                                 _textdomain("messages");
  43                                 _bind_textdomain_codeset("messages", "UTF-8");
  44                         }
  45                 }
  46
  47                 startup_gettext();
  48
  49         } else {
  50                 function __($msg) {
  51                         return $msg;
  52                 }
  53                 function startup_gettext() {
  54                         // no-op
  55                         return true;
  56                 }
  57         }
  58
  59         require_once 'db-prefs.php';
  60         require_once 'compat.php';
  61         require_once 'errors.php';
  62         require_once 'version.php';
  63
  64         define('MAGPIE_USER_AGENT_EXT', ' (Tiny Tiny RSS/' . VERSION . ')');
  65         define('MAGPIE_OUTPUT_ENCODING', 'UTF-8');
  66
  67         if (ENABLE_SIMPLEPIE) {
  68                 require_once "simplepie/simplepie.inc";
  69         } else {
  70                 require_once "magpierss/rss_fetch.inc";
  71                 require_once 'magpierss/rss_utils.inc';
  72         }
  73
  74         include_once "tw/tw-config.php";
  75         include_once "tw/tw.php";
  76         include_once TW_SETUP . "paranoya.php";
  77
  78         $tw_parser = new twParser();
  79
  80         function _debug($msg) {
  81                 $ts = strftime("%H:%M:%S", time());
  82                 print "[$ts] $msg\n";
  83         }
  84
  85         function purge_feed($link, $feed_id, $purge_interval, $debug = false) {
  86
  87                 $rows = -1;
  88
  89                 if (DB_TYPE == "pgsql") {
  90 /*                      $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
  91                                 marked = false AND feed_id = '$feed_id' AND
  92                                 (SELECT date_entered FROM ttrss_entries WHERE
  93                                         id = ref_id) < NOW() - INTERVAL '$purge_interval days'"); */
  94
  95                         $pg_version = get_pgsql_version($link);
  96
  97                         if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) {
  98
  99                                 $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
 100                                         ttrss_entries.id = ref_id AND
 101                                         marked = false AND
 102                                         feed_id = '$feed_id' AND
 103                                         ttrss_entries.date_entered < NOW() - INTERVAL '$purge_interval days'");
 104
 105                         } else {
 106
 107                                 $result = db_query($link, "DELETE FROM ttrss_user_entries
 108                                         USING ttrss_entries
 109                                         WHERE ttrss_entries.id = ref_id AND
 110                                         marked = false AND
 111                                         feed_id = '$feed_id' AND
 112                                         ttrss_entries.date_entered < NOW() - INTERVAL '$purge_interval days'");
 113                         }
 114
 115                         $rows = pg_affected_rows($result);
 116
 117                 } else {
 118
 119 /*                      $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
 120                                 marked = false AND feed_id = '$feed_id' AND
 121                                 (SELECT date_entered FROM ttrss_entries WHERE
 122                                         id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */
 123
 124                         $result = db_query($link, "DELETE FROM ttrss_user_entries
 125                                 USING ttrss_user_entries, ttrss_entries
 126                                 WHERE ttrss_entries.id = ref_id AND
 127                                 marked = false AND
 128                                 feed_id = '$feed_id' AND
 129                                 ttrss_entries.date_entered < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
 130
 131                         $rows = mysql_affected_rows($link);
 132
 133                 }
 134
 135                 if ($debug) {
 136                         _debug("Purged feed $feed_id ($purge_interval): deleted $rows articles");
 137                 }
 138         }
 139
 140         function global_purge_old_posts($link, $do_output = false, $limit = false) {
 141
 142                 $random_qpart = sql_random_function();
 143
 144                 if ($limit) {
 145                         $limit_qpart = "LIMIT $limit";
 146                 } else {
 147                         $limit_qpart = "";
 148                 }
 149
 150                 $result = db_query($link,
 151                         "SELECT id,purge_interval,owner_uid FROM ttrss_feeds
 152                                 ORDER BY $random_qpart $limit_qpart");
 153
 154                 while ($line = db_fetch_assoc($result)) {
 155
 156                         $feed_id = $line["id"];
 157                         $purge_interval = $line["purge_interval"];
 158                         $owner_uid = $line["owner_uid"];
 159
 160                         if ($purge_interval == 0) {
 161
 162                                 $tmp_result = db_query($link,
 163                                         "SELECT value FROM ttrss_user_prefs WHERE
 164                                                 pref_name = 'PURGE_OLD_DAYS' AND owner_uid = '$owner_uid'");
 165
 166                                 if (db_num_rows($tmp_result) != 0) {
 167                                         $purge_interval = db_fetch_result($tmp_result, 0, "value");
 168                                 }
 169                         }
 170
 171                         if ($do_output) {
 172 //                              print "Feed $feed_id: purge interval = $purge_interval\n";
 173                         }
 174
 175                         if ($purge_interval > 0) {
 176                                 purge_feed($link, $feed_id, $purge_interval, $do_output);
 177                         }
 178                 }
 179
 180                 // purge orphaned posts in main content table
 181                 db_query($link, "DELETE FROM ttrss_entries WHERE
 182                         (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
 183
 184         }
 185
 186         function purge_old_posts($link) {
 187
 188                 $user_id = $_SESSION["uid"];
 189
 190                 $result = db_query($link, "SELECT id,purge_interval FROM ttrss_feeds
 191                         WHERE owner_uid = '$user_id'");
 192
 193                 while ($line = db_fetch_assoc($result)) {
 194
 195                         $feed_id = $line["id"];
 196                         $purge_interval = $line["purge_interval"];
 197
 198                         if ($purge_interval == 0) $purge_interval = get_pref($link, 'PURGE_OLD_DAYS');
 199
 200                         if ($purge_interval > 0) {
 201                                 purge_feed($link, $feed_id, $purge_interval);
 202                         }
 203                 }
 204
 205                 // purge orphaned posts in main content table
 206                 db_query($link, "DELETE FROM ttrss_entries WHERE
 207                         (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
 208         }
 209
 210         function update_all_feeds($link, $fetch, $user_id = false, $force_daemon = false) {
 211
 212                 if (WEB_DEMO_MODE) return;
 213
 214                 if (!$user_id) {
 215                         $user_id = $_SESSION["uid"];
 216                         purge_old_posts($link);
 217                 }
 218
 219 //              db_query($link, "BEGIN");
 220
 221                 if (MAX_UPDATE_TIME > 0) {
 222                         if (DB_TYPE == "mysql") {
 223                                 $q_order = "RAND()";
 224                         } else {
 225                                 $q_order = "RANDOM()";
 226                         }
 227                 } else {
 228                         $q_order = "last_updated DESC";
 229                 }
 230
 231                 $result = db_query($link, "SELECT feed_url,id,
 232                         SUBSTRING(last_updated,1,19) AS last_updated,
 233                         update_interval FROM ttrss_feeds WHERE owner_uid = '$user_id'
 234                         ORDER BY $q_order");
 235
 236                 $upd_start = time();
 237
 238                 while ($line = db_fetch_assoc($result)) {
 239                         $upd_intl = $line["update_interval"];
 240
 241                         if (!$upd_intl || $upd_intl == 0) {
 242                                 $upd_intl = get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $user_id, false);
 243                         }
 244
 245                         if ($upd_intl < 0) {
 246                                 // Updates for this feed are disabled
 247                                 continue;
 248                         }
 249
 250                         if ($fetch || (!$line["last_updated"] ||
 251                                 time() - strtotime($line["last_updated"]) > ($upd_intl * 60))) {
 252
 253 //                              print "<!-- feed: ".$line["feed_url"]." -->";
 254
 255                                 update_rss_feed($link, $line["feed_url"], $line["id"], $force_daemon);
 256
 257                                 $upd_elapsed = time() - $upd_start;
 258
 259                                 if (MAX_UPDATE_TIME > 0 && $upd_elapsed > MAX_UPDATE_TIME) {
 260                                         return;
 261                                 }
 262                         }
 263                 }
 264
 265 //              db_query($link, "COMMIT");
 266
 267         }
 268
 269         function fetch_file_contents($url) {
 270                 if (USE_CURL_FOR_ICONS) {
 271                         $tmpfile = tempnam(TMP_DIRECTORY, "ttrss-tmp");
 272
 273                         $ch = curl_init($url);
 274                         $fp = fopen($tmpfile, "w");
 275
 276                         if ($fp) {
 277                                 curl_setopt($ch, CURLOPT_FILE, $fp);
 278                                 curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 15);
 279                                 curl_setopt($ch, CURLOPT_TIMEOUT, 45);
 280                                 curl_exec($ch);
 281                                 curl_close($ch);
 282                                 fclose($fp);
 283                         }
 284
 285                         $contents =  file_get_contents($tmpfile);
 286                         unlink($tmpfile);
 287
 288                         return $contents;
 289
 290                 } else {
 291                         return file_get_contents($url);
 292                 }
 293
 294         }
 295
 296         // adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/)
 297         // http://dev.wp-plugins.org/file/favatars/trunk/favatars.php
 298
 299         function get_favicon_url($url) {
 300
 301                 if ($html = @fetch_file_contents($url)) {
 302
 303                         if ( preg_match('/<link[^>]+rel="(?:shortcut )?icon"[^>]+?href="([^"]+?)"/si', $html, $matches)) {
 304                                 // Attempt to grab a favicon link from their webpage url
 305                                 $linkUrl = html_entity_decode($matches[1]);
 306
 307                                 if (substr($linkUrl, 0, 1) == '/') {
 308                                         $urlParts = parse_url($url);
 309                                         $faviconURL = $urlParts['scheme'].'://'.$urlParts['host'].$linkUrl;
 310                                 } else if (substr($linkUrl, 0, 7) == 'http://') {
 311                                         $faviconURL = $linkUrl;
 312                                 } else if (substr($url, -1, 1) == '/') {
 313                                         $faviconURL = $url.$linkUrl;
 314                                 } else {
 315                                         $faviconURL = $url.'/'.$linkUrl;
 316                                 }
 317
 318                         } else {
 319                                 // If unsuccessful, attempt to "guess" the favicon location
 320                                 $urlParts = parse_url($url);
 321                                 $faviconURL = $urlParts['scheme'].'://'.$urlParts['host'].'/favicon.ico';
 322                         }
 323                 }
 324
 325                 // Run a test to see if what we have attempted to get actually exists.
 326                 if(USE_CURL_FOR_ICONS || url_validate($faviconURL)) {
 327                         return $faviconURL;
 328                 } else {
 329                         return false;
 330                 }
 331         }
 332
 333         function url_validate($link) {
 334
 335                 $url_parts = @parse_url($link);
 336
 337                 if ( empty( $url_parts["host"] ) )
 338                                 return false;
 339
 340                 if ( !empty( $url_parts["path"] ) ) {
 341                                 $documentpath = $url_parts["path"];
 342                 } else {
 343                                 $documentpath = "/";
 344                 }
 345
 346                 if ( !empty( $url_parts["query"] ) )
 347                                 $documentpath .= "?" . $url_parts["query"];
 348
 349                 $host = $url_parts["host"];
 350                 $port = $url_parts["port"];
 351
 352                 if ( empty($port) )
 353                                 $port = "80";
 354
 355                 $socket = @fsockopen( $host, $port, $errno, $errstr, 30 );
 356
 357                 if ( !$socket )
 358                                 return false;
 359
 360                 fwrite ($socket, "HEAD ".$documentpath." HTTP/1.0\r\nHost: $host\r\n\r\n");
 361
 362                 $http_response = fgets( $socket, 22 );
 363
 364                 $responses = "/(200 OK)|(30[0-9] Moved)/";
 365                 if ( preg_match($responses, $http_response) ) {
 366                                 fclose($socket);
 367                                 return true;
 368                 } else {
 369                                 return false;
 370                 }
 371
 372         }
 373
 374         function check_feed_favicon($site_url, $feed, $link) {
 375                 $favicon_url = get_favicon_url($site_url);
 376
 377 #               print "FAVICON [$site_url]: $favicon_url\n";
 378
 379                 error_reporting(0);
 380
 381                 $icon_file = ICONS_DIR . "/$feed.ico";
 382
 383                 if ($favicon_url && !file_exists($icon_file)) {
 384                         $contents = fetch_file_contents($favicon_url);
 385
 386                         $fp = fopen($icon_file, "w");
 387
 388                         if ($fp) {
 389                                 fwrite($fp, $contents);
 390                                 fclose($fp);
 391                                 chmod($icon_file, 0644);
 392                         }
 393                 }
 394
 395                 error_reporting(DEFAULT_ERROR_LEVEL);
 396
 397         }
 398
 399         function update_rss_feed($link, $feed_url, $feed, $ignore_daemon = false) {
 400
 401                 if (DAEMON_REFRESH_ONLY && !$_GET["daemon"] && !$ignore_daemon) {
 402                         return;
 403                 }
 404
 405                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 406                         _debug("update_rss_feed: start");
 407                 }
 408
 409                 $result = db_query($link, "SELECT update_interval,auth_login,auth_pass
 410                         FROM ttrss_feeds WHERE id = '$feed'");
 411
 412                 $auth_login = db_fetch_result($result, 0, "auth_login");
 413                 $auth_pass = db_fetch_result($result, 0, "auth_pass");
 414
 415                 $update_interval = db_fetch_result($result, 0, "update_interval");
 416
 417                 if ($update_interval < 0) { return; }
 418
 419                 $feed = db_escape_string($feed);
 420
 421                 $fetch_url = $feed_url;
 422
 423                 if ($auth_login && $auth_pass) {
 424                         $url_parts = array();
 425                         preg_match("/(^[^:]*):\/\/(.*)/", $fetch_url, $url_parts);
 426
 427                         if ($url_parts[1] && $url_parts[2]) {
 428                                 $fetch_url = $url_parts[1] . "://$auth_login:$auth_pass@" . $url_parts[2];
 429                         }
 430
 431                 }
 432
 433                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 434                         _debug("update_rss_feed: fetching [$fetch_url]...");
 435                 }
 436
 437                 if (!defined('DAEMON_EXTENDED_DEBUG') && !$_GET['xdebug']) {
 438                         error_reporting(0);
 439                 }
 440
 441                 if (!ENABLE_SIMPLEPIE) {
 442                         $rss = fetch_rss($fetch_url);
 443                 } else {
 444                         $rss = new SimplePie();
 445                         $rss->set_useragent(SIMPLEPIE_USERAGENT . MAGPIE_USER_AGENT_EXT);
 446                         $rss->set_timeout(MAGPIE_FETCH_TIME_OUT);
 447                         $rss->set_feed_url($fetch_url);
 448                         $rss->set_output_encoding('UTF-8');
 449                         $rss->init();
 450                 }
 451
 452 //              print_r($rss);
 453
 454                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 455                         _debug("update_rss_feed: fetch done, parsing...");
 456                 } else {
 457                         error_reporting (DEFAULT_ERROR_LEVEL);
 458                 }
 459
 460                 $feed = db_escape_string($feed);
 461
 462                 if (ENABLE_SIMPLEPIE) {
 463                         $fetch_ok = !$rss->error();
 464                 } else {
 465                         $fetch_ok = !!$rss;
 466                 }
 467
 468                 if ($fetch_ok) {
 469
 470                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 471                                 _debug("update_rss_feed: processing feed data...");
 472                         }
 473
 474 //                      db_query($link, "BEGIN");
 475
 476                         $result = db_query($link, "SELECT title,icon_url,site_url,owner_uid
 477                                 FROM ttrss_feeds WHERE id = '$feed'");
 478
 479                         $registered_title = db_fetch_result($result, 0, "title");
 480                         $orig_icon_url = db_fetch_result($result, 0, "icon_url");
 481                         $orig_site_url = db_fetch_result($result, 0, "site_url");
 482
 483                         $owner_uid = db_fetch_result($result, 0, "owner_uid");
 484
 485                         if (ENABLE_SIMPLEPIE) {
 486                                 $site_url = $rss->get_link();
 487                         } else {
 488                                 $site_url = $rss->channel["link"];
 489                         }
 490
 491                         if (get_pref($link, 'ENABLE_FEED_ICONS', $owner_uid, false)) {
 492                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 493                                         _debug("update_rss_feed: checking favicon...");
 494                                 }
 495
 496                                 check_feed_favicon($site_url, $feed, $link);
 497                         }
 498
 499                         if (!$registered_title || $registered_title == "[Unknown]") {
 500
 501                                 if (ENABLE_SIMPLEPIE) {
 502                                         $feed_title = $rss->get_title();
 503                                 } else {
 504                                         $feed_title = db_escape_string($rss->channel["title"]);
 505                                 }
 506
 507                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 508                                         _debug("update_rss_feed: registering title: $feed_title");
 509                                 }
 510
 511                                 db_query($link, "UPDATE ttrss_feeds SET
 512                                         title = '$feed_title' WHERE id = '$feed'");
 513                         }
 514
 515                         // weird, weird Magpie
 516                         if (!ENABLE_SIMPLEPIE) {
 517                                 if (!$site_url) $site_url = db_escape_string($rss->channel["link_"]);
 518                         }
 519
 520                         if ($site_url && $orig_site_url != db_escape_string($site_url)) {
 521                                 db_query($link, "UPDATE ttrss_feeds SET
 522                                         site_url = '$site_url' WHERE id = '$feed'");
 523                         }
 524
 525 //                      print "I: " . $rss->channel["image"]["url"];
 526
 527                         if (!ENABLE_SIMPLEPIE) {
 528                                 $icon_url = $rss->image["url"];
 529                         } else {
 530                                 $icon_url = $rss->get_image_url();
 531                         }
 532
 533                         if ($icon_url && !$orig_icon_url != db_escape_string($icon_url)) {
 534                                 $icon_url = db_escape_string($icon_url);
 535                                 db_query($link, "UPDATE ttrss_feeds SET icon_url = '$icon_url' WHERE id = '$feed'");
 536                         }
 537
 538                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 539                                 _debug("update_rss_feed: loading filters...");
 540                         }
 541
 542                         $filters = array();
 543
 544                         $result = db_query($link, "SELECT reg_exp,
 545                                 ttrss_filter_types.name AS name,
 546                                 ttrss_filter_actions.name AS action,
 547                                 inverse,
 548                                 action_param
 549                                 FROM ttrss_filters,ttrss_filter_types,ttrss_filter_actions WHERE
 550                                         enabled = true AND
 551                                         owner_uid = $owner_uid AND
 552                                         ttrss_filter_types.id = filter_type AND
 553                                         ttrss_filter_actions.id = action_id AND
 554                                 (feed_id IS NULL OR feed_id = '$feed') ORDER BY reg_exp");
 555
 556                         while ($line = db_fetch_assoc($result)) {
 557                                 if (!$filters[$line["name"]]) $filters[$line["name"]] = array();
 558
 559                                 $filter["reg_exp"] = $line["reg_exp"];
 560                                 $filter["action"] = $line["action"];
 561                                 $filter["action_param"] = $line["action_param"];
 562                                 $filter["inverse"] = sql_bool_to_bool($line["inverse"]);
 563
 564                                 array_push($filters[$line["name"]], $filter);
 565                         }
 566
 567                         if (ENABLE_SIMPLEPIE) {
 568                                 $iterator = $rss->get_items();
 569                         } else {
 570                                 $iterator = $rss->items;
 571                                 if (!$iterator || !is_array($iterator)) $iterator = $rss->entries;
 572                                 if (!$iterator || !is_array($iterator)) $iterator = $rss;
 573                         }
 574
 575                         if (!is_array($iterator)) {
 576                                 /* db_query($link, "UPDATE ttrss_feeds
 577                                         SET last_error = 'Parse error: can\'t find any articles.'
 578                                         WHERE id = '$feed'"); */
 579
 580                                 // clear any errors and mark feed as updated if fetched okay
 581                                 // even if it's blank
 582
 583                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 584                                         _debug("update_rss_feed: entry iterator is not an array, no articles?");
 585                                 }
 586
 587                                 db_query($link, "UPDATE ttrss_feeds
 588                                         SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
 589
 590                                 return; // no articles
 591                         }
 592
 593                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 594                                 _debug("update_rss_feed: processing articles...");
 595                         }
 596
 597                         foreach ($iterator as $item) {
 598
 599                                 if (ENABLE_SIMPLEPIE) {
 600                                         $entry_guid = $item->get_id();
 601                                         if (!$entry_guid) $entry_guid = $item->get_link();
 602                                         if (!$entry_guid) $entry_guid = make_guid_from_title($item->get_title());
 603
 604                                 } else {
 605
 606                                         $entry_guid = $item["id"];
 607
 608                                         if (!$entry_guid) $entry_guid = $item["guid"];
 609                                         if (!$entry_guid) $entry_guid = $item["link"];
 610                                         if (!$entry_guid) $entry_guid = make_guid_from_title($item["title"]);
 611                                 }
 612
 613                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 614                                         _debug("update_rss_feed: guid $entry_guid");
 615                                 }
 616
 617                                 if (!$entry_guid) continue;
 618
 619                                 $entry_timestamp = "";
 620
 621                                 if (ENABLE_SIMPLEPIE) {
 622                                         $entry_timestamp = strtotime($item->get_date());
 623                                 } else {
 624                                         $rss_2_date = $item['pubdate'];
 625                                         $rss_1_date = $item['dc']['date'];
 626                                         $atom_date = $item['issued'];
 627                                         if (!$atom_date) $atom_date = $item['updated'];
 628
 629                                         if ($atom_date != "") $entry_timestamp = parse_w3cdtf($atom_date);
 630                                         if ($rss_1_date != "") $entry_timestamp = parse_w3cdtf($rss_1_date);
 631                                         if ($rss_2_date != "") $entry_timestamp = strtotime($rss_2_date);
 632                                 }
 633
 634                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 635                                         _debug("update_rss_feed: date $entry_timestamp");
 636                                 }
 637
 638                                 if ($entry_timestamp == "" || $entry_timestamp == -1 || !$entry_timestamp) {
 639                                         $entry_timestamp = time();
 640                                         $no_orig_date = 'true';
 641                                 } else {
 642                                         $no_orig_date = 'false';
 643                                 }
 644
 645                                 $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
 646
 647                                 if (ENABLE_SIMPLEPIE) {
 648                                         $entry_title = $item->get_title();
 649                                 } else {
 650                                         $entry_title = trim(strip_tags($item["title"]));
 651                                 }
 652
 653                                 if (ENABLE_SIMPLEPIE) {
 654                                         $entry_link = $item->get_link();
 655                                 } else {
 656                                         // strange Magpie workaround
 657                                         $entry_link = $item["link_"];
 658                                         if (!$entry_link) $entry_link = $item["link"];
 659                                 }
 660
 661                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 662                                         _debug("update_rss_feed: title $entry_title");
 663                                 }
 664
 665                                 if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);;
 666
 667                                 $entry_link = strip_tags($entry_link);
 668
 669                                 if (ENABLE_SIMPLEPIE) {
 670                                         $entry_content = $item->get_description();
 671                                 } else {
 672                                         $entry_content = $item["content:escaped"];
 673
 674                                         if (!$entry_content) $entry_content = $item["content:encoded"];
 675                                         if (!$entry_content) $entry_content = $item["content"];
 676                                         if (!$entry_content) $entry_content = $item["atom_content"];
 677                                         if (!$entry_content) $entry_content = $item["summary"];
 678                                         if (!$entry_content) $entry_content = $item["description"];
 679
 680                                         // WTF
 681                                         if (is_array($entry_content)) {
 682                                                 $entry_content = $entry_content["encoded"];
 683                                                 if (!$entry_content) $entry_content = $entry_content["escaped"];
 684                                         }
 685                                 }
 686
 687 //                              print_r($item);
 688 //                              print_r(htmlspecialchars($entry_content));
 689 //                              print "<br>";
 690
 691                                 $entry_content_unescaped = $entry_content;
 692
 693                                 if (ENABLE_SIMPLEPIE) {
 694                                         $entry_comments = strip_tags($item->data["comments"]);
 695                                         if ($item->get_author()) {
 696                                                 $entry_author = $item->get_author()->get_name();
 697                                         }
 698                                 } else {
 699                                         $entry_comments = strip_tags($item["comments"]);
 700
 701                                         $entry_author = db_escape_string(strip_tags($item['dc']['creator']));
 702
 703                                         if ($item['author']) {
 704
 705                                                 if (is_array($item['author'])) {
 706
 707                                                         if (!$entry_author) {
 708                                                                 $entry_author = db_escape_string(strip_tags($item['author']['name']));
 709                                                         }
 710
 711                                                         if (!$entry_author) {
 712                                                                 $entry_author = db_escape_string(strip_tags($item['author']['email']));
 713                                                         }
 714                                                 }
 715
 716                                                 if (!$entry_author) {
 717                                                         $entry_author = db_escape_string(strip_tags($item['author']));
 718                                                 }
 719                                         }
 720                                 }
 721
 722                                 if (preg_match('/^[\t\n\r ]*$/', $entry_author)) $entry_author = '';
 723
 724                                 $entry_guid = db_escape_string(strip_tags($entry_guid));
 725
 726                                 $result = db_query($link, "SELECT id FROM       ttrss_entries
 727                                         WHERE guid = '$entry_guid'");
 728
 729                                 $entry_content = db_escape_string($entry_content);
 730
 731                                 $content_hash = "SHA1:" . sha1(strip_tags($entry_content));
 732
 733                                 $entry_title = db_escape_string($entry_title);
 734                                 $entry_link = db_escape_string($entry_link);
 735                                 $entry_comments = mb_substr(db_escape_string($entry_comments), 0, 250);
 736                                 $entry_author = mb_substr($entry_author, 0, 250);
 737
 738                                 if (ENABLE_SIMPLEPIE) {
 739                                         $num_comments = 0; #FIXME#
 740                                 } else {
 741                                         $num_comments = db_escape_string($item["slash"]["comments"]);
 742                                 }
 743
 744                                 if (!$num_comments) $num_comments = 0;
 745
 746                                 // parse <category> entries into tags
 747
 748                                 if (ENABLE_SIMPLEPIE) {
 749
 750                                         $additional_tags = array();
 751                                         $additional_tags_src = $item->get_categories();
 752
 753                                         if (is_array($additional_tags_src)) {
 754                                                 foreach ($additional_tags_src as $tobj) {
 755                                                         array_push($additional_tags, $tobj->get_term());
 756                                                 }
 757                                         }
 758
 759                                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 760                                                 _debug("update_rss_feed: category tags:");
 761                                                 print_r($additional_tags);
 762                                         }
 763
 764                                 } else {
 765
 766                                         $t_ctr = $item['category#'];
 767
 768                                         $additional_tags = false;
 769
 770                                         if ($t_ctr == 0) {
 771                                                 $additional_tags = false;
 772                                         } else if ($t_ctr == 1) {
 773                                                 $additional_tags = array($item['category']);
 774                                         } else {
 775                                                 $additional_tags = array();
 776                                                 for ($i = 0; $i <= $t_ctr; $i++ ) {
 777                                                         if ($item["category#$i"]) {
 778                                                                 array_push($additional_tags, $item["category#$i"]);
 779                                                         }
 780                                                 }
 781                                         }
 782
 783                                         // parse <dc:subject> elements
 784
 785                                         $t_ctr = $item['dc']['subject#'];
 786
 787                                         if ($t_ctr == 1) {
 788                                                 $additional_tags = array($item['dc']['subject']);
 789                                         } else if ($t_ctr > 1) {
 790                                                 $additional_tags = array();
 791                                                 for ($i = 0; $i <= $t_ctr; $i++ ) {
 792                                                         if ($item['dc']["subject#$i"]) {
 793                                                                 array_push($additional_tags, $item['dc']["subject#$i"]);
 794                                                         }
 795                                                 }
 796                                         }
 797                                 }
 798
 799                                 # sanitize content
 800
 801 //                              $entry_content = sanitize_rss($entry_content);
 802
 803                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 804                                         _debug("update_rss_feed: done collecting data [TITLE:$entry_title]");
 805                                 }
 806
 807                                 db_query($link, "BEGIN");
 808
 809                                 if (db_num_rows($result) == 0) {
 810
 811                                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 812                                                 _debug("update_rss_feed: base guid not found");
 813                                         }
 814
 815                                         // base post entry does not exist, create it
 816
 817                                         $result = db_query($link,
 818                                                 "INSERT INTO ttrss_entries
 819                                                         (title,
 820                                                         guid,
 821                                                         link,
 822                                                         updated,
 823                                                         content,
 824                                                         content_hash,
 825                                                         no_orig_date,
 826                                                         date_entered,
 827                                                         comments,
 828                                                         num_comments,
 829                                                         author)
 830                                                 VALUES
 831                                                         ('$entry_title',
 832                                                         '$entry_guid',
 833                                                         '$entry_link',
 834                                                         '$entry_timestamp_fmt',
 835                                                         '$entry_content',
 836                                                         '$content_hash',
 837                                                         $no_orig_date,
 838                                                         NOW(),
 839                                                         '$entry_comments',
 840                                                         '$num_comments',
 841                                                         '$entry_author')");
 842                                 } else {
 843                                         // we keep encountering the entry in feeds, so we need to
 844                                         // update date_entered column so that we don't get horrible
 845                                         // dupes when the entry gets purged and reinserted again e.g.
 846                                         // in the case of SLOW SLOW OMG SLOW updating feeds
 847
 848                                         $base_entry_id = db_fetch_result($result, 0, "id");
 849
 850                                         db_query($link, "UPDATE ttrss_entries SET date_entered = NOW()
 851                                                 WHERE id = '$base_entry_id'");
 852                                 }
 853
 854                                 // now it should exist, if not - bad luck then
 855
 856                                 $result = db_query($link, "SELECT
 857                                                 id,content_hash,no_orig_date,title,
 858                                                 substring(date_entered,1,19) as date_entered,
 859                                                 substring(updated,1,19) as updated,
 860                                                 num_comments
 861                                         FROM
 862                                                 ttrss_entries
 863                                         WHERE guid = '$entry_guid'");
 864
 865                                 if (db_num_rows($result) == 1) {
 866
 867                                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 868                                                 _debug("update_rss_feed: base guid found, checking for user record");
 869                                         }
 870
 871                                         // this will be used below in update handler
 872                                         $orig_content_hash = db_fetch_result($result, 0, "content_hash");
 873                                         $orig_title = db_fetch_result($result, 0, "title");
 874                                         $orig_num_comments = db_fetch_result($result, 0, "num_comments");
 875                                         $orig_date_entered = strtotime(db_fetch_result($result,
 876                                                 0, "date_entered"));
 877
 878                                         $ref_id = db_fetch_result($result, 0, "id");
 879
 880                                         // check for user post link to main table
 881
 882                                         // do we allow duplicate posts with same GUID in different feeds?
 883                                         if (get_pref($link, "ALLOW_DUPLICATE_POSTS", $owner_uid, false)) {
 884                                                 $dupcheck_qpart = "AND feed_id = '$feed'";
 885                                         } else {
 886                                                 $dupcheck_qpart = "";
 887                                         }
 888
 889 //                                      error_reporting(0);
 890
 891                                         $article_filters = get_article_filters($filters, $entry_title,
 892                                                         $entry_content, $entry_link);
 893
 894                                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 895                                                 _debug("update_rss_feed: article filters: ");
 896                                                 if (count($article_filters) != 0) {
 897                                                         print_r($article_filters);
 898                                                 }
 899                                         }
 900
 901                                         if (find_article_filter($article_filters, "filter")) {
 902                                                 continue;
 903                                         }
 904
 905 //                                      error_reporting (DEFAULT_ERROR_LEVEL);
 906
 907                                         $result = db_query($link,
 908                                                 "SELECT ref_id FROM ttrss_user_entries WHERE
 909                                                         ref_id = '$ref_id' AND owner_uid = '$owner_uid'
 910                                                         $dupcheck_qpart");
 911
 912                                         // okay it doesn't exist - create user entry
 913                                         if (db_num_rows($result) == 0) {
 914
 915                                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 916                                                         _debug("update_rss_feed: user record not found, creating...");
 917                                                 }
 918
 919                                                 if (!find_article_filter($article_filters, 'catchup')) {
 920                                                         $unread = 'true';
 921                                                         $last_read_qpart = 'NULL';
 922                                                 } else {
 923                                                         $unread = 'false';
 924                                                         $last_read_qpart = 'NOW()';
 925                                                 }
 926
 927                                                 if (find_article_filter($article_filters, 'mark')) {
 928                                                         $marked = 'true';
 929                                                 } else {
 930                                                         $marked = 'false';
 931                                                 }
 932
 933                                                 if (find_article_filter($article_filters, 'publish')) {
 934                                                         $published = 'true';
 935                                                 } else {
 936                                                         $published = 'false';
 937                                                 }
 938
 939                                                 $result = db_query($link,
 940                                                         "INSERT INTO ttrss_user_entries
 941                                                                 (ref_id, owner_uid, feed_id, unread, last_read, marked, published)
 942                                                         VALUES ('$ref_id', '$owner_uid', '$feed', $unread,
 943                                                                 $last_read_qpart, $marked, $published)");
 944                                         }
 945
 946                                         $post_needs_update = false;
 947
 948                                         if (get_pref($link, "UPDATE_POST_ON_CHECKSUM_CHANGE", $owner_uid, false) &&
 949                                                 ($content_hash != $orig_content_hash)) {
 950 //                                              print "<!-- [$entry_title] $content_hash vs $orig_content_hash -->";
 951                                                 $post_needs_update = true;
 952                                         }
 953
 954                                         if (db_escape_string($orig_title) != $entry_title) {
 955                                                 $post_needs_update = true;
 956                                         }
 957
 958                                         if ($orig_num_comments != $num_comments) {
 959                                                 $post_needs_update = true;
 960                                         }
 961
 962 //                                      this doesn't seem to be very reliable
 963 //
 964 //                                      if ($orig_timestamp != $entry_timestamp && !$orig_no_orig_date) {
 965 //                                              $post_needs_update = true;
 966 //                                      }
 967
 968                                         // if post needs update, update it and mark all user entries
 969                                         // linking to this post as updated
 970                                         if ($post_needs_update) {
 971
 972                                                 if (defined('DAEMON_EXTENDED_DEBUG')) {
 973                                                         _debug("update_rss_feed: post $entry_guid needs update...");
 974                                                 }
 975
 976 //                                              print "<!-- post $orig_title needs update : $post_needs_update -->";
 977
 978                                                 db_query($link, "UPDATE ttrss_entries
 979                                                         SET title = '$entry_title', content = '$entry_content',
 980                                                                 content_hash = '$content_hash',
 981                                                                 num_comments = '$num_comments'
 982                                                         WHERE id = '$ref_id'");
 983
 984                                                 if (get_pref($link, "MARK_UNREAD_ON_UPDATE", $owner_uid, false)) {
 985                                                         db_query($link, "UPDATE ttrss_user_entries
 986                                                                 SET last_read = null, unread = true WHERE ref_id = '$ref_id'");
 987                                                 } else {
 988                                                         db_query($link, "UPDATE ttrss_user_entries
 989                                                                 SET last_read = null WHERE ref_id = '$ref_id' AND unread = false");
 990                                                 }
 991
 992                                         }
 993                                 }
 994
 995                                 db_query($link, "COMMIT");
 996
 997                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
 998                                         _debug("update_rss_feed: looking for tags...");
 999                                 }
1000
1001                                 /* taaaags */
1002                                 // <a href="..." rel="tag">Xorg</a>, //
1003
1004                                 $entry_tags = null;
1005
1006                                 preg_match_all("/<a.*?rel=['\"]tag['\"].*?>([^<]+)<\/a>/i",
1007                                         $entry_content_unescaped, $entry_tags);
1008
1009 /*                              print "<p><br/>$entry_title : $entry_content_unescaped<br>";
1010                                 print_r($entry_tags);
1011                                 print "<br/></p>"; */
1012
1013                                 $entry_tags = $entry_tags[1];
1014
1015                                 # check for manual tags
1016
1017                                 $tag_filter = find_article_filter($article_filters, "tag");
1018
1019                                 if ($tag_filter) {
1020
1021                                         $manual_tags = trim_array(split(",", $tag_filter[1]));
1022
1023                                         foreach ($manual_tags as $tag) {
1024                                                 if (tag_is_valid($tag)) {
1025                                                         array_push($entry_tags, $tag);
1026                                                 }
1027                                         }
1028                                 }
1029
1030                                 $boring_tags = trim_array(split(",", mb_strtolower(get_pref($link,
1031                                         'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8')));
1032
1033                                 if ($additional_tags && is_array($additional_tags)) {
1034                                         foreach ($additional_tags as $tag) {
1035                                                 if (tag_is_valid($tag) &&
1036                                                                 array_search($tag, $boring_tags) === FALSE) {
1037                                                         array_push($entry_tags, $tag);
1038                                                 }
1039                                         }
1040                                 }
1041
1042 //                              print "<p>TAGS: "; print_r($entry_tags); print "</p>";
1043
1044                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1045                                         print_r($entry_tags);
1046                                 }
1047
1048                                 if (count($entry_tags) > 0) {
1049
1050                                         db_query($link, "BEGIN");
1051
1052                                         $result = db_query($link, "SELECT id,int_id
1053                                                 FROM ttrss_entries,ttrss_user_entries
1054                                                 WHERE guid = '$entry_guid'
1055                                                 AND feed_id = '$feed' AND ref_id = id
1056                                                 AND owner_uid = '$owner_uid'");
1057
1058                                         if (db_num_rows($result) == 1) {
1059
1060                                                 $entry_id = db_fetch_result($result, 0, "id");
1061                                                 $entry_int_id = db_fetch_result($result, 0, "int_id");
1062
1063                                                 foreach ($entry_tags as $tag) {
1064
1065                                                         $tag = sanitize_tag($tag);
1066                                                         $tag = db_escape_string($tag);
1067
1068                                                         if (!tag_is_valid($tag)) continue;
1069
1070                                                         $result = db_query($link, "SELECT id FROM ttrss_tags
1071                                                                 WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND
1072                                                                 owner_uid = '$owner_uid' LIMIT 1");
1073
1074         //                                              print db_fetch_result($result, 0, "id");
1075
1076                                                         if ($result && db_num_rows($result) == 0) {
1077
1078                                                                 db_query($link, "INSERT INTO ttrss_tags
1079                                                                         (owner_uid,tag_name,post_int_id)
1080                                                                         VALUES ('$owner_uid','$tag', '$entry_int_id')");
1081                                                         }
1082                                                 }
1083                                         }
1084                                         db_query($link, "COMMIT");
1085                                 }
1086
1087                                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1088                                         _debug("update_rss_feed: article processed");
1089                                 }
1090                         }
1091
1092                         db_query($link, "UPDATE ttrss_feeds
1093                                 SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
1094
1095 //                      db_query($link, "COMMIT");
1096
1097                 } else {
1098
1099                         if (ENABLE_SIMPLEPIE) {
1100                                 $error_msg = mb_substr($rss->error(), 0, 250);
1101                         } else {
1102                                 $error_msg = mb_substr(magpie_error(), 0, 250);
1103                         }
1104
1105                         if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1106                                 _debug("update_rss_feed: error fetching feed: $error_msg");
1107                         }
1108
1109                         $error_msg = db_escape_string($error_msg);
1110
1111                         db_query($link,
1112                                 "UPDATE ttrss_feeds SET last_error = '$error_msg',
1113                                         last_updated = NOW() WHERE id = '$feed'");
1114                 }
1115
1116                 if (defined('DAEMON_EXTENDED_DEBUG') || $_GET['xdebug']) {
1117                         _debug("update_rss_feed: done");
1118                 }
1119
1120         }
1121
1122         function print_select($id, $default, $values, $attributes = "") {
1123                 print "<select name=\"$id\" id=\"$id\" $attributes>";
1124                 foreach ($values as $v) {
1125                         if ($v == $default)
1126                                 $sel = " selected";
1127                          else
1128                                 $sel = "";
1129
1130                         print "<option$sel>$v</option>";
1131                 }
1132                 print "</select>";
1133         }
1134
1135         function print_select_hash($id, $default, $values, $attributes = "") {
1136                 print "<select name=\"$id\" id='$id' $attributes>";
1137                 foreach (array_keys($values) as $v) {
1138                         if ($v == $default)
1139                                 $sel = "selected";
1140                          else
1141                                 $sel = "";
1142
1143                         print "<option $sel value=\"$v\">".$values[$v]."</option>";
1144                 }
1145
1146                 print "</select>";
1147         }
1148
1149         function get_article_filters($filters, $title, $content, $link) {
1150                 $matches = array();
1151
1152                 if ($filters["title"]) {
1153                         foreach ($filters["title"] as $filter) {
1154                                 $reg_exp = $filter["reg_exp"];
1155                                 $inverse = $filter["inverse"];
1156                                 if ((!$inverse && preg_match("/$reg_exp/i", $title)) ||
1157                                                 ($inverse && !preg_match("/$reg_exp/i", $title))) {
1158
1159                                         array_push($matches, array($filter["action"], $filter["action_param"]));
1160                                 }
1161                         }
1162                 }
1163
1164                 if ($filters["content"]) {
1165                         foreach ($filters["content"] as $filter) {
1166                                 $reg_exp = $filter["reg_exp"];
1167                                 $inverse = $filter["inverse"];
1168
1169                                 if ((!$inverse && preg_match("/$reg_exp/i", $content)) ||
1170                                                 ($inverse && !preg_match("/$reg_exp/i", $content))) {
1171
1172                                         array_push($matches, array($filter["action"], $filter["action_param"]));
1173                                 }
1174                         }
1175                 }
1176
1177                 if ($filters["both"]) {
1178                         foreach ($filters["both"] as $filter) {
1179                                 $reg_exp = $filter["reg_exp"];
1180                                 $inverse = $filter["inverse"];
1181
1182                                 if ($inverse) {
1183                                         if (!preg_match("/$reg_exp/i", $title) || !preg_match("/$reg_exp/i", $content)) {
1184                                                 array_push($matches, array($filter["action"], $filter["action_param"]));
1185                                         }
1186                                 } else {
1187                                         if (preg_match("/$reg_exp/i", $title) || preg_match("/$reg_exp/i", $content)) {
1188                                                 array_push($matches, array($filter["action"], $filter["action_param"]));
1189                                         }
1190                                 }
1191                         }
1192                 }
1193
1194                 if ($filters["link"]) {
1195                         $reg_exp = $filter["reg_exp"];
1196                         foreach ($filters["link"] as $filter) {
1197                                 $reg_exp = $filter["reg_exp"];
1198                                 $inverse = $filter["inverse"];
1199
1200                                 if ((!$inverse && preg_match("/$reg_exp/i", $link)) ||
1201                                                 ($inverse && !preg_match("/$reg_exp/i", $link))) {
1202
1203                                         array_push($matches, array($filter["action"], $filter["action_param"]));
1204                                 }
1205                         }
1206                 }
1207
1208                 return $matches;
1209         }
1210
1211         function find_article_filter($filters, $filter_name) {
1212                 foreach ($filters as $f) {
1213                         if ($f[0] == $filter_name) {
1214                                 return $f;
1215                         };
1216                 }
1217                 return false;
1218         }
1219
1220         function printFeedEntry($feed_id, $class, $feed_title, $unread, $icon_file, $link,
1221                 $rtl_content = false, $last_updated = false, $last_error = false) {
1222
1223                 if (file_exists($icon_file) && filesize($icon_file) > 0) {
1224                                 $feed_icon = "<img id=\"FIMG-$feed_id\" src=\"$icon_file\">";
1225                 } else {
1226                         $feed_icon = "<img id=\"FIMG-$feed_id\" src=\"images/blank_icon.gif\">";
1227                 }
1228
1229                 if ($rtl_content) {
1230                         $rtl_tag = "dir=\"rtl\"";
1231                 } else {
1232                         $rtl_tag = "dir=\"ltr\"";
1233                 }
1234
1235                 $error_notify_msg = "";
1236
1237                 if ($last_error) {
1238                         $link_title = "Error: $last_error ($last_updated)";
1239                         $error_notify_msg = "(Error)";
1240                 } else if ($last_updated) {
1241                         $link_title = "Updated: $last_updated";
1242                 }
1243
1244                 $feed = "<a title=\"$link_title\" id=\"FEEDL-$feed_id\"
1245                         href=\"javascript:viewfeed('$feed_id', '', false, '', false, 0);\">$feed_title</a>";
1246
1247                 print "<li id=\"FEEDR-$feed_id\" class=\"$class\">";
1248                 if (get_pref($link, 'ENABLE_FEED_ICONS')) {
1249                         print "$feed_icon";
1250                 }
1251
1252                 print "<span $rtl_tag id=\"FEEDN-$feed_id\">$feed</span>";
1253
1254                 if ($unread != 0) {
1255                         $fctr_class = "";
1256                 } else {
1257                         $fctr_class = "class=\"invisible\"";
1258                 }
1259
1260                 print " <span $rtl_tag $fctr_class id=\"FEEDCTR-$feed_id\">
1261                          (<span id=\"FEEDU-$feed_id\">$unread</span>)</span>";
1262
1263                 if (get_pref($link, "EXTENDED_FEEDLIST")) {
1264                         print "<div class=\"feedExtInfo\">
1265                                 <span id=\"FLUPD-$feed_id\">$last_updated $error_notify_msg</span></div>";
1266                 }
1267
1268                 print "</li>";
1269
1270         }
1271
1272         function getmicrotime() {
1273                 list($usec, $sec) = explode(" ",microtime());
1274                 return ((float)$usec + (float)$sec);
1275         }
1276
1277         function print_radio($id, $default, $true_is, $values, $attributes = "") {
1278                 foreach ($values as $v) {
1279
1280                         if ($v == $default)
1281                                 $sel = "checked";
1282                          else
1283                                 $sel = "";
1284
1285                         if ($v == $true_is) {
1286                                 $sel .= " value=\"1\"";
1287                         } else {
1288                                 $sel .= " value=\"0\"";
1289                         }
1290
1291                         print "<input class=\"noborder\"
1292                                 type=\"radio\" $sel $attributes name=\"$id\">&nbsp;$v&nbsp;";
1293
1294                 }
1295         }
1296
1297         function initialize_user_prefs($link, $uid) {
1298
1299                 $uid = db_escape_string($uid);
1300
1301                 db_query($link, "BEGIN");
1302
1303                 $result = db_query($link, "SELECT pref_name,def_value FROM ttrss_prefs");
1304
1305                 $u_result = db_query($link, "SELECT pref_name
1306                         FROM ttrss_user_prefs WHERE owner_uid = '$uid'");
1307
1308                 $active_prefs = array();
1309
1310                 while ($line = db_fetch_assoc($u_result)) {
1311                         array_push($active_prefs, $line["pref_name"]);
1312                 }
1313
1314                 while ($line = db_fetch_assoc($result)) {
1315                         if (array_search($line["pref_name"], $active_prefs) === FALSE) {
1316 //                              print "adding " . $line["pref_name"] . "<br>";
1317
1318                                 db_query($link, "INSERT INTO ttrss_user_prefs
1319                                         (owner_uid,pref_name,value) VALUES
1320                                         ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
1321
1322                         }
1323                 }
1324
1325                 db_query($link, "COMMIT");
1326
1327         }
1328
1329         function lookup_user_id($link, $user) {
1330
1331                 $result = db_query($link, "SELECT id FROM ttrss_users WHERE
1332                         login = '$login'");
1333
1334                 if (db_num_rows($result) == 1) {
1335                         return db_fetch_result($result, 0, "id");
1336                 } else {
1337                         return false;
1338                 }
1339         }
1340
1341         function http_authenticate_user($link) {
1342
1343                 error_log("http_authenticate_user: ".$_SERVER["PHP_AUTH_USER"]."\n", 3, '/tmp/tt-rss.log');
1344
1345                 if (!$_SERVER["PHP_AUTH_USER"]) {
1346
1347                         header('WWW-Authenticate: Basic realm="Tiny Tiny RSS RSSGen"');
1348                         header('HTTP/1.0 401 Unauthorized');
1349                         exit;
1350
1351                 } else {
1352                         $auth_result = authenticate_user($link,
1353                                 $_SERVER["PHP_AUTH_USER"], $_SERVER["PHP_AUTH_PW"]);
1354
1355                         if (!$auth_result) {
1356                                 header('WWW-Authenticate: Basic realm="Tiny Tiny RSS RSSGen"');
1357                                 header('HTTP/1.0 401 Unauthorized');
1358                                 exit;
1359                         }
1360                 }
1361
1362                 return true;
1363         }
1364
1365         function authenticate_user($link, $login, $password, $force_auth = false) {
1366
1367                 if (!SINGLE_USER_MODE) {
1368
1369                         $pwd_hash = 'SHA1:' . sha1($password);
1370
1371                         if ($force_auth && defined('_DEBUG_USER_SWITCH')) {
1372                                 $query = "SELECT id,login,access_level
1373                     FROM ttrss_users WHERE
1374                          login = '$login'";
1375                         } else {
1376                                 $query = "SELECT id,login,access_level
1377                     FROM ttrss_users WHERE
1378                          login = '$login' AND pwd_hash = '$pwd_hash'";
1379                         }
1380
1381                         $result = db_query($link, $query);
1382
1383                         if (db_num_rows($result) == 1) {
1384                                 $_SESSION["uid"] = db_fetch_result($result, 0, "id");
1385                                 $_SESSION["name"] = db_fetch_result($result, 0, "login");
1386                                 $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
1387
1388                                 db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
1389                                         $_SESSION["uid"]);
1390
1391                                 $user_theme = get_user_theme_path($link);
1392
1393                                 $_SESSION["theme"] = $user_theme;
1394                                 $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
1395
1396                                 initialize_user_prefs($link, $_SESSION["uid"]);
1397
1398                                 return true;
1399                         }
1400
1401                         return false;
1402
1403                 } else {
1404
1405                         $_SESSION["uid"] = 1;
1406                         $_SESSION["name"] = "admin";
1407
1408                         $user_theme = get_user_theme_path($link);
1409
1410                         $_SESSION["theme"] = $user_theme;
1411                         $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
1412
1413                         initialize_user_prefs($link, $_SESSION["uid"]);
1414
1415                         return true;
1416                 }
1417         }
1418
1419         function make_password($length = 8) {
1420
1421                 $password = "";
1422                 $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ";
1423
1424         $i = 0;
1425
1426                 while ($i < $length) {
1427                         $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
1428
1429                         if (!strstr($password, $char)) {
1430                                 $password .= $char;
1431                                 $i++;
1432                         }
1433                 }
1434                 return $password;
1435         }
1436
1437         // this is called after user is created to initialize default feeds, labels
1438         // or whatever else
1439
1440         // user preferences are checked on every login, not here
1441
1442         function initialize_user($link, $uid) {
1443
1444                 db_query($link, "insert into ttrss_labels (owner_uid,sql_exp,description)
1445                         values ('$uid','unread = true', 'Unread articles')");
1446
1447                 db_query($link, "insert into ttrss_labels (owner_uid,sql_exp,description)
1448                         values ('$uid','last_read is null and unread = false', 'Updated articles')");
1449
1450                 db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
1451                         values ('$uid', 'Tiny Tiny RSS: New Releases',
1452                         'http://tt-rss.spb.ru/releases.rss')");
1453
1454                 db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
1455                         values ('$uid', 'Tiny Tiny RSS: Forum',
1456                         'http://tt-rss.spb.ru/forum/rss.php')");
1457         }
1458
1459         function logout_user() {
1460                 session_destroy();
1461                 if (isset($_COOKIE[session_name()])) {
1462                    setcookie(session_name(), '', time()-42000, '/');
1463                 }
1464         }
1465
1466         function get_script_urlpath() {
1467                 return preg_replace('/\/[^\/]*$/', "", $_SERVER["REQUEST_URI"]);
1468         }
1469
1470         function validate_session($link) {
1471                 if (SESSION_CHECK_ADDRESS && $_SESSION["uid"]) {
1472                         if ($_SESSION["ip_address"]) {
1473                                 if ($_SESSION["ip_address"] != $_SERVER["REMOTE_ADDR"]) {
1474                                         $_SESSION["login_error_msg"] = "Session failed to validate (incorrect IP)";
1475                                         return false;
1476                                 }
1477                         }
1478                 }
1479
1480 /*              if ($_SESSION["cookie_lifetime"] && $_SESSION["uid"]) {
1481
1482                         //print_r($_SESSION);
1483
1484                         if (time() > $_SESSION["cookie_lifetime"]) {
1485                                 return false;
1486                         }
1487                 } */
1488
1489                 return true;
1490         }
1491
1492         function login_sequence($link, $mobile = false) {
1493                 if (!SINGLE_USER_MODE) {
1494
1495                         if (defined('_DEBUG_USER_SWITCH') && $_SESSION["uid"]) {
1496                                 $swu = db_escape_string($_REQUEST["swu"]);
1497                                 if ($swu) {
1498                                         $_SESSION["prefs_cache"] = false;
1499                                         return authenticate_user($link, $swu, null, true);
1500                                 }
1501                         }
1502
1503                         $login_action = $_POST["login_action"];
1504
1505                         # try to authenticate user if called from login form
1506                         if ($login_action == "do_login") {
1507                                 $login = $_POST["login"];
1508                                 $password = $_POST["password"];
1509                                 $remember_me = $_POST["remember_me"];
1510
1511                                 if (authenticate_user($link, $login, $password)) {
1512                                         $_POST["password"] = "";
1513
1514                                         $_SESSION["language"] = $_POST["language"];
1515
1516                                         header("Location: " . $_SERVER["REQUEST_URI"]);
1517                                         exit;
1518
1519                                         return;
1520                                 } else {
1521                                         $_SESSION["login_error_msg"] = "Incorrect username or password";
1522                                 }
1523                         }
1524
1525 //                      print session_id();
1526 //                      print_r($_SESSION);
1527
1528                         if (!$_SESSION["uid"] || !validate_session($link)) {
1529                                 render_login_form($link, $mobile);
1530                                 exit;
1531                         } else {
1532                                 /* bump login timestamp */
1533                                 db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
1534                                         $_SESSION["uid"]);
1535
1536                                 if ($_SESSION["language"] && SESSION_COOKIE_LIFETIME > 0) {
1537                                         setcookie("ttrss_lang", $_SESSION["language"],
1538                                                 time() + SESSION_COOKIE_LIFETIME);
1539                                 }
1540                         }
1541
1542                 } else {
1543                         return authenticate_user($link, "admin", null);
1544                 }
1545         }
1546
1547         function truncate_string($str, $max_len) {
1548                 if (mb_strlen($str, "utf-8") > $max_len - 3) {
1549                         return mb_substr($str, 0, $max_len, "utf-8") . "...";
1550                 } else {
1551                         return $str;
1552                 }
1553         }
1554
1555         function get_user_theme_path($link) {
1556                 $result = db_query($link, "SELECT theme_path
1557                         FROM
1558                                 ttrss_themes,ttrss_users
1559                         WHERE ttrss_themes.id = theme_id AND ttrss_users.id = " . $_SESSION["uid"]);
1560                 if (db_num_rows($result) != 0) {
1561                         return db_fetch_result($result, 0, "theme_path");
1562                 } else {
1563                         return null;
1564                 }
1565         }
1566
1567         function smart_date_time($timestamp) {
1568                 if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
1569                         return date("G:i", $timestamp);
1570                 } else if (date("Y", $timestamp) == date("Y")) {
1571                         return date("M d, G:i", $timestamp);
1572                 } else {
1573                         return date("Y/m/d, G:i", $timestamp);
1574                 }
1575         }
1576
1577         function smart_date($timestamp) {
1578                 if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
1579                         return "Today";
1580                 } else if (date("Y", $timestamp) == date("Y")) {
1581                         return date("D m", $timestamp);
1582                 } else {
1583                         return date("Y/m/d", $timestamp);
1584                 }
1585         }
1586
1587         function sql_bool_to_string($s) {
1588                 if ($s == "t" || $s == "1") {
1589                         return "true";
1590                 } else {
1591                         return "false";
1592                 }
1593         }
1594
1595         function sql_bool_to_bool($s) {
1596                 if ($s == "t" || $s == "1") {
1597                         return true;
1598                 } else {
1599                         return false;
1600                 }
1601         }
1602
1603
1604         function toggleEvenOdd($a) {
1605                 if ($a == "even")
1606                         return "odd";
1607                 else
1608                         return "even";
1609         }
1610
1611         function sanity_check($link) {
1612
1613                 error_reporting(0);
1614
1615                 $error_code = 0;
1616                 $result = db_query($link, "SELECT schema_version FROM ttrss_version");
1617                 $schema_version = db_fetch_result($result, 0, "schema_version");
1618
1619                 if ($schema_version != SCHEMA_VERSION) {
1620                         $error_code = 5;
1621                 }
1622
1623                 if (DB_TYPE == "mysql") {
1624                         $result = db_query($link, "SELECT true", false);
1625                         if (db_num_rows($result) != 1) {
1626                                 $error_code = 10;
1627                         }
1628                 }
1629
1630                 error_reporting (DEFAULT_ERROR_LEVEL);
1631
1632                 if ($error_code != 0) {
1633                         print_error_xml($error_code);
1634                         return false;
1635                 } else {
1636                         return true;
1637                 }
1638         }
1639
1640         function file_is_locked($filename) {
1641                 error_reporting(0);
1642                 $fp = fopen($filename, "r");
1643                 error_reporting(DEFAULT_ERROR_LEVEL);
1644                 if ($fp) {
1645                         if (flock($fp, LOCK_EX | LOCK_NB)) {
1646                                 flock($fp, LOCK_UN);
1647                                 fclose($fp);
1648                                 return false;
1649                         }
1650                         fclose($fp);
1651                         return true;
1652                 }
1653                 return false;
1654         }
1655
1656         function make_lockfile($filename) {
1657                 $fp = fopen($filename, "w");
1658
1659                 if (flock($fp, LOCK_EX | LOCK_NB)) {
1660                         return $fp;
1661                 } else {
1662                         return false;
1663                 }
1664         }
1665
1666         function make_stampfile($filename) {
1667                 $fp = fopen($filename, "w");
1668
1669                 if (flock($fp, LOCK_EX | LOCK_NB)) {
1670                         fwrite($fp, time() . "\n");
1671                         flock($fp, LOCK_UN);
1672                         fclose($fp);
1673                         return true;
1674                 } else {
1675                         return false;
1676                 }
1677         }
1678
1679         function read_stampfile($filename) {
1680
1681                 error_reporting(0);
1682                 $fp = fopen($filename, "r");
1683                 error_reporting (DEFAULT_ERROR_LEVEL);
1684
1685                 if (flock($fp, LOCK_EX)) {
1686                         $stamp = fgets($fp);
1687                         flock($fp, LOCK_UN);
1688                         fclose($fp);
1689                         return $stamp;
1690                 } else {
1691                         return false;
1692                 }
1693         }
1694
1695         function sql_random_function() {
1696                 if (DB_TYPE == "mysql") {
1697                         return "RAND()";
1698                 } else {
1699                         return "RANDOM()";
1700                 }
1701         }
1702
1703         function catchup_feed($link, $feed, $cat_view) {
1704
1705                         if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
1706
1707                                 if ($cat_view) {
1708
1709                                         if ($feed > 0) {
1710                                                 $cat_qpart = "cat_id = '$feed'";
1711                                         } else {
1712                                                 $cat_qpart = "cat_id IS NULL";
1713                                         }
1714
1715                                         $tmp_result = db_query($link, "SELECT id
1716                                                 FROM ttrss_feeds WHERE $cat_qpart AND owner_uid = " .
1717                                                 $_SESSION["uid"]);
1718
1719                                         while ($tmp_line = db_fetch_assoc($tmp_result)) {
1720
1721                                                 $tmp_feed = $tmp_line["id"];
1722
1723                                                 db_query($link, "UPDATE ttrss_user_entries
1724                                                         SET unread = false,last_read = NOW()
1725                                                         WHERE feed_id = '$tmp_feed' AND owner_uid = " . $_SESSION["uid"]);
1726                                         }
1727
1728                                 } else if ($feed > 0) {
1729
1730                                         $tmp_result = db_query($link, "SELECT id
1731                                                 FROM ttrss_feeds WHERE parent_feed = '$feed'
1732                                                 ORDER BY cat_id,title");
1733
1734                                         $parent_ids = array();
1735
1736                                         if (db_num_rows($tmp_result) > 0) {
1737                                                 while ($p = db_fetch_assoc($tmp_result)) {
1738                                                         array_push($parent_ids, "feed_id = " . $p["id"]);
1739                                                 }
1740
1741                                                 $children_qpart = implode(" OR ", $parent_ids);
1742
1743                                                 db_query($link, "UPDATE ttrss_user_entries
1744                                                         SET unread = false,last_read = NOW()
1745                                                         WHERE (feed_id = '$feed' OR $children_qpart)
1746                                                         AND owner_uid = " . $_SESSION["uid"]);
1747
1748                                         } else {
1749                                                 db_query($link, "UPDATE ttrss_user_entries
1750                                                         SET unread = false,last_read = NOW()
1751                                                         WHERE feed_id = '$feed' AND owner_uid = " . $_SESSION["uid"]);
1752                                         }
1753
1754                                 } else if ($feed < 0 && $feed > -10) { // special, like starred
1755
1756                                         if ($feed == -1) {
1757                                                 db_query($link, "UPDATE ttrss_user_entries
1758                                                         SET unread = false,last_read = NOW()
1759                                                         WHERE marked = true AND owner_uid = ".$_SESSION["uid"]);
1760                                         }
1761
1762                                         if ($feed == -2) {
1763                                                 db_query($link, "UPDATE ttrss_user_entries
1764                                                         SET unread = false,last_read = NOW()
1765                                                         WHERE published = true AND owner_uid = ".$_SESSION["uid"]);
1766                                         }
1767
1768                                         if ($feed == -3) {
1769
1770                                                 $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE");
1771
1772                                                 if (DB_TYPE == "pgsql") {
1773                                                         $match_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
1774                                                 } else {
1775                                                         $match_part .= " AND date_entered > DATE_SUB(NOW(),
1776                                                                 INTERVAL $intl HOUR) ";
1777                                                 }
1778
1779                                                 db_query($link, "UPDATE ttrss_user_entries
1780                                                         SET unread = false,last_read = NOW()
1781                                                         WHERE $match_part AND owner_uid = ".$_SESSION["uid"]);
1782                                         }
1783
1784                                 } else if ($feed < -10) { // label
1785
1786                                         // TODO make this more efficient
1787
1788                                         $label_id = -$feed - 11;
1789
1790                                         $tmp_result = db_query($link, "SELECT sql_exp FROM ttrss_labels
1791                                                 WHERE id = '$label_id'");
1792
1793                                         if ($tmp_result) {
1794                                                 $sql_exp = db_fetch_result($tmp_result, 0, "sql_exp");
1795
1796                                                 db_query($link, "BEGIN");
1797
1798                                                 $tmp2_result = db_query($link,
1799                                                         "SELECT
1800                                                                 int_id
1801                                                         FROM
1802                                                                 ttrss_user_entries,ttrss_entries,ttrss_feeds
1803                                                         WHERE
1804                                                                 ref_id = ttrss_entries.id AND
1805                                                                 ttrss_user_entries.feed_id = ttrss_feeds.id AND
1806                                                                 $sql_exp AND
1807                                                                 ttrss_user_entries.owner_uid = " . $_SESSION["uid"]);
1808
1809                                                 while ($tmp_line = db_fetch_assoc($tmp2_result)) {
1810                                                         db_query($link, "UPDATE
1811                                                                 ttrss_user_entries
1812                                                         SET
1813                                                                 unread = false, last_read = NOW()
1814                                                         WHERE
1815                                                                 int_id = " . $tmp_line["int_id"]);
1816                                                 }
1817
1818                                                 db_query($link, "COMMIT");
1819
1820 /*                                              db_query($link, "UPDATE ttrss_user_entries,ttrss_entries
1821                                                         SET unread = false,last_read = NOW()
1822                                                         WHERE $sql_exp
1823                                                         AND ref_id = id
1824                                                         AND owner_uid = ".$_SESSION["uid"]); */
1825                                         }
1826                                 }
1827                         } else { // tag
1828                                 db_query($link, "BEGIN");
1829
1830                                 $tag_name = db_escape_string($feed);
1831
1832                                 $result = db_query($link, "SELECT post_int_id FROM ttrss_tags
1833                                         WHERE tag_name = '$tag_name' AND owner_uid = " . $_SESSION["uid"]);
1834
1835                                 while ($line = db_fetch_assoc($result)) {
1836                                         db_query($link, "UPDATE ttrss_user_entries SET
1837                                                 unread = false, last_read = NOW()
1838                                                 WHERE int_id = " . $line["post_int_id"]);
1839                                 }
1840                                 db_query($link, "COMMIT");
1841                         }
1842         }
1843
1844         function update_generic_feed($link, $feed, $cat_view) {
1845                         if ($cat_view) {
1846
1847                                 if ($feed > 0) {
1848                                         $cat_qpart = "cat_id = '$feed'";
1849                                 } else {
1850                                         $cat_qpart = "cat_id IS NULL";
1851                                 }
1852
1853                                 $tmp_result = db_query($link, "SELECT feed_url FROM ttrss_feeds
1854                                         WHERE $cat_qpart AND owner_uid = " . $_SESSION["uid"]);
1855
1856                                 while ($tmp_line = db_fetch_assoc($tmp_result)) {
1857                                         $feed_url = $tmp_line["feed_url"];
1858                                         update_rss_feed($link, $feed_url, $feed, ENABLE_UPDATE_DAEMON);
1859                                 }
1860
1861                         } else {
1862                                 $tmp_result = db_query($link, "SELECT feed_url FROM ttrss_feeds
1863                                         WHERE id = '$feed'");
1864                                 $feed_url = db_fetch_result($tmp_result, 0, "feed_url");
1865                                 update_rss_feed($link, $feed_url, $feed, ENABLE_UPDATE_DAEMON);
1866                         }
1867         }
1868
1869         function getAllCounters($link, $omode = "flc") {
1870 /*              getLabelCounters($link);
1871                 getFeedCounters($link);
1872                 getTagCounters($link);
1873                 getGlobalCounters($link);
1874                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
1875                         getCategoryCounters($link);
1876                 } */
1877
1878                 if (!$omode) $omode = "flc";
1879
1880                 getGlobalCounters($link);
1881
1882                 if (strchr($omode, "l")) getLabelCounters($link);
1883                 if (strchr($omode, "f")) getFeedCounters($link);
1884                 if (strchr($omode, "t")) getTagCounters($link);
1885                 if (strchr($omode, "c")) {
1886                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
1887                                 getCategoryCounters($link);
1888                         }
1889                 }
1890         }
1891
1892         function getCategoryCounters($link) {
1893                 # two special categories are -1 and -2 (all virtuals; all labels)
1894
1895                 $ctr = getCategoryUnread($link, -1);
1896
1897                 print "<counter type=\"category\" id=\"-1\" counter=\"$ctr\"/>";
1898
1899                 $ctr = getCategoryUnread($link, -2);
1900
1901                 print "<counter type=\"category\" id=\"-2\" counter=\"$ctr\"/>";
1902
1903                 $result = db_query($link, "SELECT cat_id,SUM((SELECT COUNT(int_id)
1904                                 FROM ttrss_user_entries WHERE feed_id = ttrss_feeds.id
1905                                         AND unread = true)) AS unread FROM ttrss_feeds
1906                         WHERE
1907                                 hidden = false AND owner_uid = ".$_SESSION["uid"]." GROUP BY cat_id");
1908
1909                 while ($line = db_fetch_assoc($result)) {
1910                         $line["cat_id"] = sprintf("%d", $line["cat_id"]);
1911                         print "<counter type=\"category\" id=\"".$line["cat_id"]."\" counter=\"".
1912                                 $line["unread"]."\"/>";
1913                 }
1914         }
1915
1916         function getCategoryUnread($link, $cat) {
1917
1918                 if ($cat >= 0) {
1919
1920                         if ($cat != 0) {
1921                                 $cat_query = "cat_id = '$cat'";
1922                         } else {
1923                                 $cat_query = "cat_id IS NULL";
1924                         }
1925
1926                         $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE $cat_query
1927                                         AND hidden = false
1928                                         AND owner_uid = " . $_SESSION["uid"]);
1929
1930                         $cat_feeds = array();
1931                         while ($line = db_fetch_assoc($result)) {
1932                                 array_push($cat_feeds, "feed_id = " . $line["id"]);
1933                         }
1934
1935                         if (count($cat_feeds) == 0) return 0;
1936
1937                         $match_part = implode(" OR ", $cat_feeds);
1938
1939                         $result = db_query($link, "SELECT COUNT(int_id) AS unread
1940                                 FROM ttrss_user_entries
1941                                 WHERE   unread = true AND ($match_part) AND owner_uid = " . $_SESSION["uid"]);
1942
1943                         $unread = 0;
1944
1945                         # this needs to be rewritten
1946                         while ($line = db_fetch_assoc($result)) {
1947                                 $unread += $line["unread"];
1948                         }
1949
1950                         return $unread;
1951                 } else if ($cat == -1) {
1952                         return getFeedUnread($link, -1) + getFeedUnread($link, -2) + getFeedUnread($link, -3);
1953                 } else if ($cat == -2) {
1954
1955                         $rv = getLabelCounters($link, false, true);
1956                         $ctr = 0;
1957
1958                         foreach (array_keys($rv) as $k) {
1959                                 if ($k < -10) {
1960                                         $ctr += $rv[$k]["counter"];
1961                                 }
1962                         }
1963
1964                         return $ctr;
1965                 }
1966         }
1967
1968         function getFeedUnread($link, $feed, $is_cat = false) {
1969                 $n_feed = sprintf("%d", $feed);
1970
1971                 if ($is_cat) {
1972                         return getCategoryUnread($link, $n_feed);
1973                 } else if ($n_feed == -1) {
1974                         $match_part = "marked = true";
1975                 } else if ($n_feed == -2) {
1976                         $match_part = "published = true";
1977                 } else if ($n_feed == -3) {
1978                         $match_part = "unread = true";
1979
1980                         $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE");
1981
1982                         if (DB_TYPE == "pgsql") {
1983                                 $match_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
1984                         } else {
1985                                 $match_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
1986                         }
1987
1988                 } else if ($n_feed > 0) {
1989
1990                         $result = db_query($link, "SELECT id FROM ttrss_feeds
1991                                         WHERE parent_feed = '$n_feed'
1992                                         AND hidden = false
1993                                         AND owner_uid = " . $_SESSION["uid"]);
1994
1995                         if (db_num_rows($result) > 0) {
1996
1997                                 $linked_feeds = array();
1998                                 while ($line = db_fetch_assoc($result)) {
1999                                         array_push($linked_feeds, "feed_id = " . $line["id"]);
2000                                 }
2001
2002                                 array_push($linked_feeds, "feed_id = $n_feed");
2003
2004                                 $match_part = implode(" OR ", $linked_feeds);
2005
2006                                 $result = db_query($link, "SELECT COUNT(int_id) AS unread
2007                                         FROM ttrss_user_entries
2008                                         WHERE   unread = true AND ($match_part)
2009                                         AND owner_uid = " . $_SESSION["uid"]);
2010
2011                                 $unread = 0;
2012
2013                                 # this needs to be rewritten
2014                                 while ($line = db_fetch_assoc($result)) {
2015                                         $unread += $line["unread"];
2016                                 }
2017
2018                                 return $unread;
2019
2020                         } else {
2021                                 $match_part = "feed_id = '$n_feed'";
2022                         }
2023                 } else if ($feed < -10) {
2024
2025                         $label_id = -$feed - 11;
2026
2027                         $result = db_query($link, "SELECT sql_exp FROM ttrss_labels WHERE
2028                                 id = '$label_id' AND owner_uid = " . $_SESSION["uid"]);
2029
2030                         $match_part = db_fetch_result($result, 0, "sql_exp");
2031                 }
2032
2033                 if ($match_part) {
2034
2035                         $result = db_query($link, "SELECT count(int_id) AS unread
2036                                 FROM ttrss_user_entries,ttrss_feeds,ttrss_entries WHERE
2037                                 ttrss_user_entries.feed_id = ttrss_feeds.id AND
2038                                 ttrss_user_entries.ref_id = ttrss_entries.id AND
2039                                 ttrss_feeds.hidden = false AND
2040                                 unread = true AND ($match_part) AND ttrss_user_entries.owner_uid = " . $_SESSION["uid"]);
2041
2042                 } else {
2043
2044                         $result = db_query($link, "SELECT COUNT(post_int_id) AS unread
2045                                 FROM ttrss_tags,ttrss_user_entries
2046                                 WHERE tag_name = '$feed' AND post_int_id = int_id AND unread = true AND
2047                                         ttrss_tags.owner_uid = " . $_SESSION["uid"]);
2048                 }
2049
2050                 $unread = db_fetch_result($result, 0, "unread");
2051
2052                 return $unread;
2053         }
2054
2055         /* FIXME this needs reworking */
2056
2057         function getGlobalUnread($link, $user_id = false) {
2058
2059                 if (!$user_id) {
2060                         $user_id = $_SESSION["uid"];
2061                 }
2062
2063                 $result = db_query($link, "SELECT count(ttrss_entries.id) as c_id FROM ttrss_entries,ttrss_user_entries,ttrss_feeds
2064                         WHERE unread = true AND
2065                         ttrss_user_entries.feed_id = ttrss_feeds.id AND
2066                         ttrss_user_entries.ref_id = ttrss_entries.id AND
2067                         hidden = false AND
2068                         ttrss_user_entries.owner_uid = '$user_id'");
2069                 $c_id = db_fetch_result($result, 0, "c_id");
2070                 return $c_id;
2071         }
2072
2073         function getGlobalCounters($link, $global_unread = -1) {
2074                 if ($global_unread == -1) {
2075                         $global_unread = getGlobalUnread($link);
2076                 }
2077                 print "<counter type=\"global\" id='global-unread'
2078                         counter='$global_unread'/>";
2079
2080                 $result = db_query($link, "SELECT COUNT(id) AS fn FROM
2081                         ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
2082
2083                 $subscribed_feeds = db_fetch_result($result, 0, "fn");
2084
2085                 print "<counter type=\"global\" id='subscribed-feeds'
2086                         counter='$subscribed_feeds'/>";
2087
2088         }
2089
2090         function getTagCounters($link, $smart_mode = SMART_RPC_COUNTERS) {
2091
2092                 if ($smart_mode) {
2093                         if (!$_SESSION["tctr_last_value"]) {
2094                                 $_SESSION["tctr_last_value"] = array();
2095                         }
2096                 }
2097
2098                 $old_counters = $_SESSION["tctr_last_value"];
2099
2100                 $tctrs_modified = false;
2101
2102 /*              $result = db_query($link, "SELECT tag_name,count(ttrss_entries.id) AS count
2103                         FROM ttrss_tags,ttrss_entries,ttrss_user_entries WHERE
2104                         ttrss_user_entries.ref_id = ttrss_entries.id AND
2105                         ttrss_tags.owner_uid = ".$_SESSION["uid"]." AND
2106                         post_int_id = ttrss_user_entries.int_id AND unread = true GROUP BY tag_name
2107                 UNION
2108                         select tag_name,0 as count FROM ttrss_tags
2109                         WHERE ttrss_tags.owner_uid = ".$_SESSION["uid"]); */
2110
2111                 $result = db_query($link, "SELECT tag_name,SUM((SELECT COUNT(int_id)
2112                         FROM ttrss_user_entries WHERE int_id = post_int_id
2113                                 AND unread = true)) AS count FROM ttrss_tags
2114                                 WHERE owner_uid = ".$_SESSION['uid']." GROUP BY tag_name
2115                                 ORDER BY count DESC LIMIT 55");
2116
2117                 $tags = array();
2118
2119                 while ($line = db_fetch_assoc($result)) {
2120                         $tags[$line["tag_name"]] += $line["count"];
2121                 }
2122
2123                 foreach (array_keys($tags) as $tag) {
2124                         $unread = $tags[$tag];
2125
2126                         $tag = htmlspecialchars($tag);
2127
2128                         if (!$smart_mode || $old_counters[$tag] != $unread) {
2129                                 $old_counters[$tag] = $unread;
2130                                 $tctrs_modified = true;
2131                                 print "<counter type=\"tag\" id=\"$tag\" counter=\"$unread\"/>";
2132                         }
2133
2134                 }
2135
2136                 if ($smart_mode && $tctrs_modified) {
2137                         $_SESSION["tctr_last_value"] = $old_counters;
2138                 }
2139
2140         }
2141
2142         function getLabelCounters($link, $smart_mode = SMART_RPC_COUNTERS, $ret_mode = false) {
2143
2144                 if ($smart_mode) {
2145                         if (!$_SESSION["lctr_last_value"]) {
2146                                 $_SESSION["lctr_last_value"] = array();
2147                         }
2148                 }
2149
2150                 $ret_arr = array();
2151
2152                 $old_counters = $_SESSION["lctr_last_value"];
2153                 $lctrs_modified = false;
2154
2155                 $count = getFeedUnread($link, -1);
2156
2157                 if (!$ret_mode) {
2158                         print "<counter type=\"label\" id=\"-1\" counter=\"$count\"/>";
2159                 } else {
2160                         $ret_arr["-1"]["counter"] = $count;
2161                         $ret_arr["-1"]["description"] = __("Starred articles");
2162                 }
2163
2164                 $count = getFeedUnread($link, -2);
2165
2166                 if (!$ret_mode) {
2167                         print "<counter type=\"label\" id=\"-2\" counter=\"$count\"/>";
2168                 } else {
2169                         $ret_arr["-2"]["counter"] = $count;
2170                         $ret_arr["-2"]["description"] = __("Published articles");
2171                 }
2172
2173                 $count = getFeedUnread($link, -3);
2174
2175                 if (!$ret_mode) {
2176                         print "<counter type=\"label\" id=\"-3\" counter=\"$count\"/>";
2177                 } else {
2178                         $ret_arr["-3"]["counter"] = $count;
2179                         $ret_arr["-3"]["description"] = __("Fresh articles");
2180                 }
2181
2182
2183                 $result = db_query($link, "SELECT owner_uid,id,sql_exp,description FROM
2184                         ttrss_labels WHERE owner_uid = ".$_SESSION["uid"]." ORDER by description");
2185
2186                 while ($line = db_fetch_assoc($result)) {
2187
2188                         $id = -$line["id"] - 11;
2189
2190                         $label_name = $line["description"];
2191
2192                         error_reporting (0);
2193
2194                         $tmp_result = db_query($link, "SELECT count(ttrss_entries.id) as count FROM ttrss_user_entries,ttrss_entries,ttrss_feeds
2195                                 WHERE (" . $line["sql_exp"] . ") AND unread = true AND
2196                                 ttrss_feeds.hidden = false AND
2197                                 ttrss_user_entries.feed_id = ttrss_feeds.id AND
2198                                 ttrss_user_entries.ref_id = ttrss_entries.id AND
2199                                 ttrss_user_entries.owner_uid = ".$_SESSION["uid"]);
2200
2201                         $count = db_fetch_result($tmp_result, 0, "count");
2202
2203                         if (!$smart_mode || $old_counters[$id] != $count) {
2204                                 $old_counters[$id] = $count;
2205                                 $lctrs_modified = true;
2206                                 if (!$ret_mode) {
2207                                         print "<counter type=\"label\" id=\"$id\" counter=\"$count\"/>";
2208                                 } else {
2209                                         $ret_arr[$id]["counter"] = $count;
2210                                         $ret_arr[$id]["description"] = $label_name;
2211                                 }
2212                         }
2213
2214                         error_reporting (DEFAULT_ERROR_LEVEL);
2215                 }
2216
2217                 if ($smart_mode && $lctrs_modified) {
2218                         $_SESSION["lctr_last_value"] = $old_counters;
2219                 }
2220
2221                 return $ret_arr;
2222         }
2223
2224 /*      function getFeedCounter($link, $id) {
2225
2226                 $result = db_query($link, "SELECT
2227                                 count(id) as count,last_error
2228                         FROM ttrss_entries,ttrss_user_entries,ttrss_feeds
2229                         WHERE feed_id = '$id' AND unread = true
2230                         AND ttrss_user_entries.feed_id = ttrss_feeds.id
2231                         AND ttrss_user_entries.ref_id = ttrss_entries.id");
2232
2233                         $count = db_fetch_result($result, 0, "count");
2234                         $last_error = htmlspecialchars(db_fetch_result($result, 0, "last_error"));
2235
2236                         print "<counter type=\"feed\" id=\"$id\" counter=\"$count\" error=\"$last_error\"/>";
2237         } */
2238
2239         function getFeedCounters($link, $smart_mode = SMART_RPC_COUNTERS) {
2240
2241                 if ($smart_mode) {
2242                         if (!$_SESSION["fctr_last_value"]) {
2243                                 $_SESSION["fctr_last_value"] = array();
2244                         }
2245                 }
2246
2247                 $old_counters = $_SESSION["fctr_last_value"];
2248
2249 /*              $result = db_query($link, "SELECT id,last_error,parent_feed,
2250                         SUBSTRING(last_updated,1,19) AS last_updated,
2251                         (SELECT count(id)
2252                                 FROM ttrss_entries,ttrss_user_entries
2253                                 WHERE feed_id = ttrss_feeds.id AND
2254                                         ttrss_user_entries.ref_id = ttrss_entries.id
2255                                 AND unread = true AND owner_uid = ".$_SESSION["uid"].") as count
2256                         FROM ttrss_feeds WHERE owner_uid = ".$_SESSION["uid"] . "
2257                         AND parent_feed IS NULL"); */
2258
2259                 $result = db_query($link, "SELECT ttrss_feeds.id,
2260                                 SUBSTRING(ttrss_feeds.last_updated,1,19) AS last_updated,
2261                                 last_error,
2262                                 COUNT(ttrss_entries.id) AS count
2263                         FROM ttrss_feeds
2264                                 LEFT JOIN ttrss_user_entries ON (ttrss_user_entries.feed_id = ttrss_feeds.id
2265                                         AND ttrss_user_entries.owner_uid = ttrss_feeds.owner_uid
2266                                         AND ttrss_user_entries.unread = true)
2267                                 LEFT JOIN ttrss_entries ON (ttrss_user_entries.ref_id = ttrss_entries.id)
2268                         WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
2269                                 AND parent_feed IS NULL
2270                         GROUP BY ttrss_feeds.id, ttrss_feeds.title, ttrss_feeds.last_updated, last_error");
2271
2272                 $fctrs_modified = false;
2273
2274                 $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
2275
2276                 while ($line = db_fetch_assoc($result)) {
2277
2278                         $id = $line["id"];
2279                         $count = $line["count"];
2280                         $last_error = htmlspecialchars($line["last_error"]);
2281
2282                         if (get_pref($link, 'HEADLINES_SMART_DATE')) {
2283                                 $last_updated = smart_date_time(strtotime($line["last_updated"]));
2284                         } else {
2285                                 $last_updated = date($short_date, strtotime($line["last_updated"]));
2286                         }
2287
2288                         $has_img = is_file(ICONS_DIR . "/$id.ico");
2289
2290                         $tmp_result = db_query($link,
2291                                 "SELECT id,COUNT(unread) AS unread
2292                                 FROM ttrss_feeds LEFT JOIN ttrss_user_entries
2293                                         ON (ttrss_feeds.id = ttrss_user_entries.feed_id)
2294                                 WHERE parent_feed = '$id' AND unread = true GROUP BY ttrss_feeds.id");
2295
2296                         if (db_num_rows($tmp_result) > 0) {
2297                                 while ($l = db_fetch_assoc($tmp_result)) {
2298                                         $count += $l["unread"];
2299                                 }
2300                         }
2301
2302                         if (!$smart_mode || $old_counters[$id] != $count) {
2303                                 $old_counters[$id] = $count;
2304                                 $fctrs_modified = true;
2305
2306                                 if ($last_error) {
2307                                         $error_part = "error=\"$last_error\"";
2308                                 } else {
2309                                         $error_part = "";
2310                                 }
2311
2312                                 if ($has_img) {
2313                                         $has_img_part = "hi=\"$has_img\"";
2314                                 } else {
2315                                         $has_img_part = "";
2316                                 }
2317
2318                                 print "<counter type=\"feed\" id=\"$id\" counter=\"$count\" $has_img_part $error_part updated=\"$last_updated\"/>";
2319                         }
2320                 }
2321
2322                 if ($smart_mode && $fctrs_modified) {
2323                         $_SESSION["fctr_last_value"] = $old_counters;
2324                 }
2325         }
2326
2327         function get_script_dt_add() {
2328                 if (strpos(VERSION, ".99") === false) {
2329                         return VERSION;
2330                 } else {
2331                         return time();
2332                 }
2333         }
2334
2335         function get_pgsql_version($link) {
2336                 $result = db_query($link, "SELECT version() AS version");
2337                 $version = split(" ", db_fetch_result($result, 0, "version"));
2338                 return $version[1];
2339         }
2340
2341         function print_error_xml($code, $add_msg = "") {
2342                 global $ERRORS;
2343
2344                 $error_msg = $ERRORS[$code];
2345
2346                 if ($add_msg) {
2347                         $error_msg = "$error_msg; $add_msg";
2348                 }
2349
2350                 print "<rpc-reply>";
2351                 print "<error error-code=\"$code\" error-msg=\"$error_msg\"/>";
2352                 print "</rpc-reply>";
2353         }
2354
2355         function subscribe_to_feed($link, $feed_link, $cat_id = 0,
2356                         $auth_login = '', $auth_pass = '') {
2357
2358                 # check for feed:http://url
2359                 $feed_link = trim(preg_replace("/^feed:/", "", $feed_link));
2360
2361                 # check for feed://URL
2362                 if (strpos($feed_link, "//") === 0) {
2363                         $feed_link = "http:$feed_link";
2364                 }
2365
2366                 if ($feed_link == "") return;
2367
2368                 if ($cat_id == "0" || !$cat_id) {
2369                         $cat_qpart = "NULL";
2370                 } else {
2371                         $cat_qpart = "'$cat_id'";
2372                 }
2373
2374                 $result = db_query($link,
2375                         "SELECT id FROM ttrss_feeds
2376                         WHERE feed_url = '$feed_link' AND owner_uid = ".$_SESSION["uid"]);
2377
2378                 if (db_num_rows($result) == 0) {
2379
2380                         $result = db_query($link,
2381                                 "INSERT INTO ttrss_feeds
2382                                         (owner_uid,feed_url,title,cat_id, auth_login,auth_pass)
2383                                 VALUES ('".$_SESSION["uid"]."', '$feed_link',
2384                                 '[Unknown]', $cat_qpart, '$auth_login', '$auth_pass')");
2385
2386                         $result = db_query($link,
2387                                 "SELECT id FROM ttrss_feeds WHERE feed_url = '$feed_link'
2388                                         AND owner_uid = " . $_SESSION["uid"]);
2389
2390                         $feed_id = db_fetch_result($result, 0, "id");
2391
2392                         if ($feed_id) {
2393                                 update_rss_feed($link, $feed_link, $feed_id, true);
2394                         }
2395
2396                         return true;
2397                 } else {
2398                         return false;
2399                 }
2400         }
2401
2402         function print_feed_select($link, $id, $default_id = "",
2403                 $attributes = "", $include_all_feeds = true) {
2404
2405                 print "<select id=\"$id\" name=\"$id\" $attributes>";
2406                 if ($include_all_feeds) {
2407                         print "<option value=\"0\">".__('All feeds')."</option>";
2408                 }
2409
2410                 $result = db_query($link, "SELECT id,title FROM ttrss_feeds
2411                         WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
2412
2413                 if (db_num_rows($result) > 0 && $include_all_feeds) {
2414                         print "<option disabled>--------</option>";
2415                 }
2416
2417                 while ($line = db_fetch_assoc($result)) {
2418                         if ($line["id"] == $default_id) {
2419                                 $is_selected = "selected";
2420                         } else {
2421                                 $is_selected = "";
2422                         }
2423                         printf("<option $is_selected value='%d'>%s</option>",
2424                                 $line["id"], htmlspecialchars($line["title"]));
2425                 }
2426
2427                 print "</select>";
2428         }
2429
2430         function print_feed_cat_select($link, $id, $default_id = "",
2431                 $attributes = "", $include_all_cats = true) {
2432
2433                 print "<select id=\"$id\" name=\"$id\" $attributes>";
2434
2435                 if ($include_all_cats) {
2436                         print "<option value=\"0\">".__('Uncategorized')."</option>";
2437                 }
2438
2439                 $result = db_query($link, "SELECT id,title FROM ttrss_feed_categories
2440                         WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
2441
2442                 if (db_num_rows($result) > 0 && $include_all_cats) {
2443                         print "<option disabled>--------</option>";
2444                 }
2445
2446                 while ($line = db_fetch_assoc($result)) {
2447                         if ($line["id"] == $default_id) {
2448                                 $is_selected = "selected";
2449                         } else {
2450                                 $is_selected = "";
2451                         }
2452                         printf("<option $is_selected value='%d'>%s</option>",
2453                                 $line["id"], htmlspecialchars($line["title"]));
2454                 }
2455
2456                 print "</select>";
2457         }
2458
2459         function checkbox_to_sql_bool($val) {
2460                 return ($val == "on") ? "true" : "false";
2461         }
2462
2463         function getFeedCatTitle($link, $id) {
2464                 if ($id == -1) {
2465                         return __("Special");
2466                 } else if ($id < -10) {
2467                         return __("Labels");
2468                 } else if ($id > 0) {
2469                         $result = db_query($link, "SELECT ttrss_feed_categories.title
2470                                 FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND
2471                                         cat_id = ttrss_feed_categories.id");
2472                         if (db_num_rows($result) == 1) {
2473                                 return db_fetch_result($result, 0, "title");
2474                         } else {
2475                                 return __("Uncategorized");
2476                         }
2477                 } else {
2478                         return "getFeedCatTitle($id) failed";
2479                 }
2480
2481         }
2482
2483         function getFeedTitle($link, $id) {
2484                 if ($id == -1) {
2485                         return __("Starred articles");
2486                 } else if ($id == -2) {
2487                         return __("Published articles");
2488                 } else if ($id == -3) {
2489                         return __("Fresh articles");
2490                 } else if ($id < -10) {
2491                         $label_id = -10 - $id;
2492                         $result = db_query($link, "SELECT description FROM ttrss_labels WHERE id = '$label_id'");
2493                         if (db_num_rows($result) == 1) {
2494                                 return db_fetch_result($result, 0, "description");
2495                         } else {
2496                                 return "Unknown label ($label_id)";
2497                         }
2498
2499                 } else if ($id > 0) {
2500                         $result = db_query($link, "SELECT title FROM ttrss_feeds WHERE id = '$id'");
2501                         if (db_num_rows($result) == 1) {
2502                                 return db_fetch_result($result, 0, "title");
2503                         } else {
2504                                 return "Unknown feed ($id)";
2505                         }
2506                 } else {
2507                         return "getFeedTitle($id) failed";
2508                 }
2509
2510         }
2511
2512         function get_session_cookie_name() {
2513                 return ((!defined('TTRSS_SESSION_NAME')) ? "ttrss_sid" : TTRSS_SESSION_NAME);
2514         }
2515
2516         function print_init_params($link) {
2517                 print "<init-params>";
2518                 if ($_SESSION["stored-params"]) {
2519                         foreach (array_keys($_SESSION["stored-params"]) as $key) {
2520                                 if ($key) {
2521                                         $value = htmlspecialchars($_SESSION["stored-params"][$key]);
2522                                         print "<param key=\"$key\" value=\"$value\"/>";
2523                                 }
2524                         }
2525                 }
2526
2527                 print "<param key=\"daemon_enabled\" value=\"" . ENABLE_UPDATE_DAEMON . "\"/>";
2528                 print "<param key=\"feeds_frame_refresh\" value=\"" . FEEDS_FRAME_REFRESH . "\"/>";
2529                 print "<param key=\"daemon_refresh_only\" value=\"" . DAEMON_REFRESH_ONLY . "\"/>";
2530
2531                 print "<param key=\"on_catchup_show_next_feed\" value=\"" .
2532                         get_pref($link, "ON_CATCHUP_SHOW_NEXT_FEED") . "\"/>";
2533
2534                 print "<param key=\"hide_read_feeds\" value=\"" .
2535                         (int) get_pref($link, "HIDE_READ_FEEDS") . "\"/>";
2536
2537                 print "<param key=\"feeds_sort_by_unread\" value=\"" .
2538                         (int) get_pref($link, "FEEDS_SORT_BY_UNREAD") . "\"/>";
2539
2540                 print "<param key=\"confirm_feed_catchup\" value=\"" .
2541                         (int) get_pref($link, "CONFIRM_FEED_CATCHUP") . "\"/>";
2542
2543                 print "<param key=\"cdm_auto_catchup\" value=\"" .
2544                         (int) get_pref($link, "CDM_AUTO_CATCHUP") . "\"/>";
2545
2546                 print "<param key=\"icons_url\" value=\"" . ICONS_URL . "\"/>";
2547
2548                 print "<param key=\"cookie_lifetime\" value=\"" . SESSION_COOKIE_LIFETIME . "\"/>";
2549
2550                 print "<param key=\"default_view_mode\" value=\"" .
2551                         get_pref($link, "_DEFAULT_VIEW_MODE") . "\"/>";
2552
2553                 print "<param key=\"default_view_limit\" value=\"" .
2554                         (int) get_pref($link, "_DEFAULT_VIEW_LIMIT") . "\"/>";
2555
2556                 print "<param key=\"prefs_active_tab\" value=\"" .
2557                         get_pref($link, "_PREFS_ACTIVE_TAB") . "\"/>";
2558
2559                 print "<param key=\"infobox_disable_overlay\" value=\"" .
2560                         get_pref($link, "_INFOBOX_DISABLE_OVERLAY") . "\"/>";
2561
2562                 print "<param key=\"icons_location\" value=\"" .
2563                         ICONS_URL . "\"/>";
2564
2565                 print "</init-params>";
2566         }
2567
2568         function print_runtime_info($link) {
2569                 print "<runtime-info>";
2570                 if (ENABLE_UPDATE_DAEMON) {
2571                         print "<param key=\"daemon_is_running\" value=\"".
2572                                 sprintf("%d", file_is_locked("update_daemon.lock")) . "\"/>";
2573
2574                         if ($_SESSION["daemon_stamp_check"] + 600 < time()) {
2575
2576                                 $stamp = (int)read_stampfile("update_daemon.stamp");
2577
2578                                 if ($stamp) {
2579                                         if ($stamp + 86400*3 < time()) {
2580                                                 print "<param key=\"daemon_stamp_ok\" value=\"0\"/>";
2581                                         } else {
2582                                                 print "<param key=\"daemon_stamp_ok\" value=\"1\"/>";
2583                                         }
2584
2585                                         $stamp_fmt = date("Y.m.d, G:i", $stamp);
2586
2587                                         print "<param key=\"daemon_stamp\" value=\"$stamp_fmt\"/>";
2588                                 }
2589
2590                                 $_SESSION["daemon_stamp_check"] = time();
2591                         }
2592                 }
2593
2594                 if (CHECK_FOR_NEW_VERSION && $_SESSION["access_level"] >= 10) {
2595
2596                         if ($_SESSION["last_version_check"] + 7200 < time()) {
2597                                 $new_version_details = check_for_update($link);
2598
2599                                 print "<param key=\"new_version_available\" value=\"".
2600                                         sprintf("%d", $new_version_details != ""). "\"/>";
2601
2602                                 $_SESSION["last_version_check"] = time();
2603                         }
2604                 }
2605
2606 //              print "<param key=\"new_version_available\" value=\"1\"/>";
2607
2608                 print "</runtime-info>";
2609         }
2610
2611         function getSearchSql($search, $match_on) {
2612
2613                 $search_query_part = "";
2614
2615                 $keywords = split(" ", $search);
2616                 $query_keywords = array();
2617
2618                 if ($match_on == "both") {
2619
2620                         foreach ($keywords as $k) {
2621                                 array_push($query_keywords, "(UPPER(ttrss_entries.title) LIKE UPPER('%$k%')
2622                                         OR UPPER(ttrss_entries.content) LIKE UPPER('%$k%'))");
2623                         }
2624
2625                         $search_query_part = implode("AND", $query_keywords) . " AND ";
2626
2627                 } else if ($match_on == "title") {
2628
2629                         foreach ($keywords as $k) {
2630                                 array_push($query_keywords, "(UPPER(ttrss_entries.title) LIKE UPPER('%$k%'))");
2631                         }
2632
2633                         $search_query_part = implode("AND", $query_keywords) . " AND ";
2634
2635                 } else if ($match_on == "content") {
2636
2637                         foreach ($keywords as $k) {
2638                                 array_push($query_keywords, "(UPPER(ttrss_entries.content) LIKE UPPER('%$k%'))");
2639                         }
2640                 }
2641
2642                 $search_query_part = implode("AND", $query_keywords);
2643
2644                 return $search_query_part;
2645         }
2646
2647         function queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view, $search, $search_mode, $match_on, $override_order = false, $offset = 0, $owner_uid = 0) {
2648
2649                 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2650
2651                         if ($search) {
2652
2653                                 $search_query_part = getSearchSql($search, $match_on);
2654                                 $search_query_part .= " AND ";
2655
2656                         } else {
2657                                 $search_query_part = "";
2658                         }
2659
2660                         $view_query_part = "";
2661
2662                         if ($view_mode == "adaptive") {
2663                                 if ($search) {
2664                                         $view_query_part = " ";
2665                                 } else if ($feed != -1) {
2666                                         $unread = getFeedUnread($link, $feed, $cat_view);
2667                                         if ($unread > 0) {
2668                                                 $view_query_part = " unread = true AND ";
2669                                         }
2670                                 }
2671                         }
2672
2673                         if ($view_mode == "marked") {
2674                                 $view_query_part = " marked = true AND ";
2675                         }
2676
2677                         if ($view_mode == "unread") {
2678                                 $view_query_part = " unread = true AND ";
2679                         }
2680
2681                         if ($limit > 0) {
2682                                 $limit_query_part = "LIMIT " . $limit;
2683                         }
2684
2685                         $vfeed_query_part = "";
2686
2687                         // override query strategy and enable feed display when searching globally
2688                         if ($search && $search_mode == "all_feeds") {
2689                                 $query_strategy_part = "ttrss_entries.id > 0";
2690                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2691                         } else if (preg_match("/^-?[0-9][0-9]*$/", $feed) == false) {
2692                                 $query_strategy_part = "ttrss_entries.id > 0";
2693                                 $vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
2694                                         id = feed_id) as feed_title,";
2695                         } else if ($feed >= 0 && $search && $search_mode == "this_cat") {
2696
2697                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2698
2699                                 $tmp_result = false;
2700
2701                                 if ($cat_view) {
2702                                         $tmp_result = db_query($link, "SELECT id
2703                                                 FROM ttrss_feeds WHERE cat_id = '$feed'");
2704                                 } else {
2705                                         $tmp_result = db_query($link, "SELECT id
2706                                                 FROM ttrss_feeds WHERE cat_id = (SELECT cat_id FROM ttrss_feeds
2707                                                         WHERE id = '$feed') AND id != '$feed'");
2708                                 }
2709
2710                                 $cat_siblings = array();
2711
2712                                 if (db_num_rows($tmp_result) > 0) {
2713                                         while ($p = db_fetch_assoc($tmp_result)) {
2714                                                 array_push($cat_siblings, "feed_id = " . $p["id"]);
2715                                         }
2716
2717                                         $query_strategy_part = sprintf("(feed_id = %d OR %s)",
2718                                                 $feed, implode(" OR ", $cat_siblings));
2719
2720                                 } else {
2721                                         $query_strategy_part = "ttrss_entries.id > 0";
2722                                 }
2723
2724                         } else if ($feed >= 0) {
2725
2726                                 if ($cat_view) {
2727
2728                                         if ($feed > 0) {
2729                                                 $query_strategy_part = "cat_id = '$feed'";
2730                                         } else {
2731                                                 $query_strategy_part = "cat_id IS NULL";
2732                                         }
2733
2734                                         $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2735
2736                                 } else {
2737                                         $tmp_result = db_query($link, "SELECT id
2738                                                 FROM ttrss_feeds WHERE parent_feed = '$feed'
2739                                                 ORDER BY cat_id,title");
2740
2741                                         $parent_ids = array();
2742
2743                                         if (db_num_rows($tmp_result) > 0) {
2744                                                 while ($p = db_fetch_assoc($tmp_result)) {
2745                                                         array_push($parent_ids, "feed_id = " . $p["id"]);
2746                                                 }
2747
2748                                                 $query_strategy_part = sprintf("(feed_id = %d OR %s)",
2749                                                         $feed, implode(" OR ", $parent_ids));
2750
2751                                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2752                                         } else {
2753                                                 $query_strategy_part = "feed_id = '$feed'";
2754                                         }
2755                                 }
2756                         } else if ($feed == -1) { // starred virtual feed
2757                                 $query_strategy_part = "marked = true";
2758                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2759                         } else if ($feed == -2) { // published virtual feed
2760                                 $query_strategy_part = "published = true";
2761                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2762                         } else if ($feed == -3) { // fresh virtual feed
2763                                 $query_strategy_part = "unread = true";
2764
2765                                 $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE");
2766
2767                                 if (DB_TYPE == "pgsql") {
2768                                         $query_strategy_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
2769                                 } else {
2770                                         $query_strategy_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
2771                                 }
2772
2773                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2774                         } else if ($feed <= -10) { // labels
2775                                 $label_id = -$feed - 11;
2776
2777                                 $tmp_result = db_query($link, "SELECT sql_exp FROM ttrss_labels
2778                                         WHERE id = '$label_id'");
2779
2780                                 $query_strategy_part = db_fetch_result($tmp_result, 0, "sql_exp");
2781
2782                                 if (!$query_strategy_part) {
2783                                         return false;
2784                                 }
2785
2786                                 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2787                         } else {
2788                                 $query_strategy_part = "id > 0"; // dumb
2789                         }
2790
2791                         if (get_pref($link, 'REVERSE_HEADLINES')) {
2792                                 $order_by = "updated";
2793                         } else {
2794                                 $order_by = "updated DESC";
2795                         }
2796
2797                         if ($override_order) {
2798                                 $order_by = $override_order;
2799                         }
2800
2801                         $feed_title = "";
2802
2803                         if ($search && $search_mode == "all_feeds") {
2804                                 $feed_title = __("Search results")." ($search)";
2805                         } else if ($search && preg_match('/^-?[0-9][0-9]*$/', $feed) == false) {
2806                                 $feed_title = __("Search results")." ($search, $feed)";
2807                         } else if (preg_match('/^-?[0-9][0-9]*$/', $feed) == false) {
2808                                 $feed_title = $feed;
2809                         } else if (preg_match('/^-?[0-9][0-9]*$/', $feed) != false && $feed >= 0) {
2810
2811                                 if ($cat_view) {
2812
2813                                         if ($feed != 0) {
2814                                                 $result = db_query($link, "SELECT title FROM ttrss_feed_categories
2815                                                         WHERE id = '$feed' AND owner_uid = $owner_uid");
2816                                                 $feed_title = db_fetch_result($result, 0, "title");
2817                                         } else {
2818                                                 $feed_title = __("Uncategorized");
2819                                         }
2820
2821                                         if ($search) {
2822                                                 $feed_title = __("Searched for")." $search ($feed_title)";
2823                                         }
2824
2825                                 } else {
2826
2827                                         $result = db_query($link, "SELECT title,site_url,last_error FROM ttrss_feeds
2828                                                 WHERE id = '$feed' AND owner_uid = $owner_uid");
2829
2830                                         $feed_title = db_fetch_result($result, 0, "title");
2831                                         $feed_site_url = db_fetch_result($result, 0, "site_url");
2832                                         $last_error = db_fetch_result($result, 0, "last_error");
2833
2834                                         if ($search) {
2835                                                 $feed_title = __("Searched for") . " $search ($feed_title)";
2836                                         }
2837                                 }
2838
2839                         } else if ($feed == -1) {
2840                                 $feed_title = __("Starred articles");
2841                         } else if ($feed == -2) {
2842                                 $feed_title = __("Published articles");
2843                         } else if ($feed == -3) {
2844                                 $feed_title = __("Fresh articles");
2845                         } else if ($feed < -10) {
2846                                 $label_id = -$feed - 11;
2847                                 $result = db_query($link, "SELECT description FROM ttrss_labels
2848                                         WHERE id = '$label_id'");
2849                                 $feed_title = db_fetch_result($result, 0, "description");
2850
2851                                 if ($search) {
2852                                         $feed_title = __("Searched for") . " $search ($feed_title)";
2853                                 }
2854                         } else {
2855                                 $feed_title = "?";
2856                         }
2857
2858                         if ($feed < -10) error_reporting (0);
2859
2860                         if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
2861
2862                                 if ($feed >= 0) {
2863                                         $feed_kind = "Feeds";
2864                                 } else {
2865                                         $feed_kind = "Labels";
2866                                 }
2867
2868                                 $content_query_part = "content as content_preview,";
2869
2870                                 if ($limit_query_part) {
2871                                         $offset_query_part = "OFFSET $offset";
2872                                 }
2873
2874                                 $query = "SELECT
2875                                                 guid,
2876                                                 ttrss_entries.id,ttrss_entries.title,
2877                                                 updated,
2878                                                 unread,feed_id,marked,published,link,last_read,
2879                                                 SUBSTRING(last_read,1,19) as last_read_noms,
2880                                                 $vfeed_query_part
2881                                                 $content_query_part
2882                                                 SUBSTRING(updated,1,19) as updated_noms,
2883                                                 author
2884                                         FROM
2885                                                 ttrss_entries,ttrss_user_entries,ttrss_feeds
2886                                         WHERE
2887                                         ttrss_feeds.hidden = false AND
2888                                         ttrss_user_entries.feed_id = ttrss_feeds.id AND
2889                                         ttrss_user_entries.ref_id = ttrss_entries.id AND
2890                                         ttrss_user_entries.owner_uid = '$owner_uid' AND
2891                                         $search_query_part
2892                                         $view_query_part
2893                                         $query_strategy_part ORDER BY $order_by
2894                                         $limit_query_part $offset_query_part";
2895
2896                                 $result = db_query($link, $query);
2897
2898                                 if ($_GET["debug"]) print $query;
2899
2900                         } else {
2901                                 // browsing by tag
2902
2903                                 $feed_kind = "Tags";
2904
2905                                 $result = db_query($link, "SELECT
2906                                         guid,
2907                                         ttrss_entries.id as id,title,
2908                                         updated,
2909                                         unread,feed_id,
2910                                         marked,link,last_read,
2911                                         SUBSTRING(last_read,1,19) as last_read_noms,
2912                                         $vfeed_query_part
2913                                         $content_query_part
2914                                         SUBSTRING(updated,1,19) as updated_noms
2915                                         FROM
2916                                                 ttrss_entries,ttrss_user_entries,ttrss_tags
2917                                         WHERE
2918                                                 ref_id = ttrss_entries.id AND
2919                                                 ttrss_user_entries.owner_uid = '$owner_uid' AND
2920                                                 post_int_id = int_id AND tag_name = '$feed' AND
2921                                                 $view_query_part
2922                                                 $search_query_part
2923                                                 $query_strategy_part ORDER BY $order_by
2924                                         $limit_query_part");
2925                         }
2926
2927                         return array($result, $feed_title, $feed_site_url, $last_error);
2928
2929         }
2930
2931         function generate_syndicated_feed($link, $owner_uid, $feed, $is_cat,
2932                 $search, $search_mode, $match_on) {
2933
2934                 $qfh_ret = queryFeedHeadlines($link, $feed,
2935                         30, false, $is_cat, $search, $search_mode, $match_on, "updated DESC", 0,
2936                         $owner_uid);
2937
2938                 $result = $qfh_ret[0];
2939                 $feed_title = htmlspecialchars($qfh_ret[1]);
2940                 $feed_site_url = $qfh_ret[2];
2941                 $last_error = $qfh_ret[3];
2942
2943 //              if (!$feed_site_url) $feed_site_url = "http://localhost/";
2944
2945                 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>
2946                         <?xml-stylesheet type=\"text/xsl\" href=\"rss.xsl\"?>
2947                         <rss version=\"2.0\">
2948                         <channel>
2949                         <title>$feed_title</title>
2950                         <link>$feed_site_url</link>
2951                         <description>Feed generated by Tiny Tiny RSS</description>";
2952
2953                 while ($line = db_fetch_assoc($result)) {
2954                         print "<item>";
2955                         print "<guid>" . htmlspecialchars($line["guid"]) . "</guid>";
2956                         print "<link>" . htmlspecialchars($line["link"]) . "</link>";
2957
2958                         $tags = get_article_tags($link, $line["id"], $owner_uid);
2959
2960                         foreach ($tags as $tag) {
2961                                 print "<category>" . htmlspecialchars($tag) . "</category>";
2962                         }
2963
2964                         $rfc822_date = date('r', strtotime($line["updated"]));
2965
2966                         print "<pubDate>$rfc822_date</pubDate>";
2967
2968                         print "<title>" .
2969                                 htmlspecialchars($line["title"]) . "</title>";
2970
2971                         print "<description><![CDATA[" .
2972                                 $line["content_preview"] . "]]></description>";
2973
2974                         print "</item>";
2975                 }
2976
2977                 print "</channel></rss>";
2978
2979         }
2980
2981         function getCategoryTitle($link, $cat_id) {
2982
2983                 if ($cat_id == -1) {
2984                         return __("Special");
2985                 } else if ($cat_id == -2) {
2986                         return __("Labels");
2987                 } else {
2988
2989                         $result = db_query($link, "SELECT title FROM ttrss_feed_categories WHERE
2990                                 id = '$cat_id'");
2991
2992                         if (db_num_rows($result) == 1) {
2993                                 return db_fetch_result($result, 0, "title");
2994                         } else {
2995                                 return "Uncategorized";
2996                         }
2997                 }
2998         }
2999
3000         // http://ru2.php.net/strip-tags
3001
3002         function strip_tags_long($textstring, $allowed){
3003         while($textstring != strip_tags($textstring, $allowed))
3004     {
3005     while (strlen($textstring) != 0)
3006          {
3007          if (strlen($textstring) > 1024) {
3008               $otherlen = 1024;
3009          } else {
3010               $otherlen = strlen($textstring);
3011          }
3012          $temptext = strip_tags(substr($textstring,0,$otherlen), $allowed);
3013          $safetext .= $temptext;
3014          $textstring = substr_replace($textstring,'',0,$otherlen);
3015          }
3016     $textstring = $safetext;
3017     }
3018         return $textstring;
3019         }
3020
3021
3022         function sanitize_rss($link, $str, $force_strip_tags = false) {
3023                 $res = $str;
3024
3025                 if (get_pref($link, "STRIP_UNSAFE_TAGS") || $force_strip_tags) {
3026                         global $tw_parser;
3027                         global $tw_paranoya_setup;
3028
3029                         $res = $tw_parser->strip_tags($res, $tw_paranoya_setup);
3030
3031 //                      $res = preg_replace("/\r\n|\n|\r/", "", $res);
3032 //                      $res = strip_tags_long($res, "<p><a><i><em><b><strong><blockquote><br><img><div><span>");
3033                 }
3034
3035                 return $res;
3036         }
3037
3038         function send_headlines_digests($link, $limit = 100) {
3039
3040                 if (!DIGEST_ENABLE) return false;
3041
3042                 $user_limit = DIGEST_EMAIL_LIMIT;
3043                 $days = 1;
3044
3045                 print "Sending digests, batch of max $user_limit users, days = $days, headline limit = $limit\n\n";
3046
3047                 if (DB_TYPE == "pgsql") {
3048                         $interval_query = "last_digest_sent < NOW() - INTERVAL '$days days'";
3049                 } else if (DB_TYPE == "mysql") {
3050                         $interval_query = "last_digest_sent < DATE_SUB(NOW(), INTERVAL $days DAY)";
3051                 }
3052
3053                 $result = db_query($link, "SELECT id,email FROM ttrss_users
3054                                 WHERE email != '' AND (last_digest_sent IS NULL OR $interval_query)");
3055
3056                 while ($line = db_fetch_assoc($result)) {
3057                         if (get_pref($link, 'DIGEST_ENABLE', $line['id'], false)) {
3058                                 print "Sending digest for UID:" . $line['id'] . " - " . $line["email"] . " ... ";
3059
3060                                 $tuple = prepare_headlines_digest($link, $line["id"], $days, $limit);
3061                                 $digest = $tuple[0];
3062                                 $headlines_count = $tuple[1];
3063
3064                                 if ($headlines_count > 0) {
3065                                         $rc = mail($line["login"] . " <" . $line["email"] . ">",
3066                                                 "[tt-rss] New headlines for last 24 hours", $digest,
3067                                                 "From: " . MAIL_FROM . "\n".
3068                                                 "Content-Type: text/plain; charset=\"utf-8\"\n".
3069                                                 "Content-Transfer-Encoding: 8bit\n");
3070                                         print "RC=$rc\n";
3071                                         db_query($link, "UPDATE ttrss_users SET last_digest_sent = NOW()
3072                                                         WHERE id = " . $line["id"]);
3073                                 } else {
3074                                         print "No headlines\n";
3075                                 }
3076                         }
3077                 }
3078
3079 //              $digest = prepare_headlines_digest($link, $user_id, $days, $limit);
3080
3081         }
3082
3083         function prepare_headlines_digest($link, $user_id, $days = 1, $limit = 100) {
3084                 $tmp =  __("New headlines for last 24 hours, as of ") . date("Y/m/d H:m") . "\n";
3085                 $tmp .= "=======================================================\n\n";
3086
3087                 if (DB_TYPE == "pgsql") {
3088                         $interval_query = "ttrss_entries.date_entered > NOW() - INTERVAL '$days days'";
3089                 } else if (DB_TYPE == "mysql") {
3090                         $interval_query = "ttrss_entries.date_entered > DATE_SUB(NOW(), INTERVAL $days DAY)";
3091                 }
3092
3093                 $result = db_query($link, "SELECT ttrss_entries.title,
3094                                 ttrss_feeds.title AS feed_title,
3095                                 date_entered,
3096                                 link,
3097                                 SUBSTRING(last_updated,1,19) AS last_updated
3098                         FROM
3099                                 ttrss_user_entries,ttrss_entries,ttrss_feeds
3100                         WHERE
3101                                 ref_id = ttrss_entries.id AND feed_id = ttrss_feeds.id
3102                                 AND include_in_digest = true
3103                                 AND $interval_query
3104                                 AND ttrss_user_entries.owner_uid = $user_id
3105                                 AND unread = true ORDER BY ttrss_feeds.title, date_entered DESC
3106                         LIMIT $limit");
3107
3108                 $cur_feed_title = "";
3109
3110                 $headlines_count = db_num_rows($result);
3111
3112                 while ($line = db_fetch_assoc($result)) {
3113                         $updated = smart_date_time(strtotime($line["last_updated"]));
3114                         $feed_title = $line["feed_title"];
3115
3116                         if ($cur_feed_title != $feed_title) {
3117                                 $cur_feed_title = $feed_title;
3118
3119                                 $tmp .= "$feed_title\n\n";
3120                         }
3121
3122                         $tmp .= " * " . trim($line["title"]) . " - $updated\n";
3123                         $tmp .= "   " . trim($line["link"]) . "\n";
3124                         $tmp .= "\n";
3125                 }
3126
3127                 $tmp .= "--- \n";
3128                 $tmp .= __("You have been sent this email because you have enabled daily digests in Tiny Tiny RSS at ") .
3129                         DIGEST_HOSTNAME . "\n".
3130                         __("To unsubscribe, visit your configuration options or contact instance owner.\n");
3131
3132
3133                 return array($tmp, $headlines_count);
3134         }
3135
3136         function check_for_update($link, $brief_fmt = true) {
3137                 $releases_feed = "http://tt-rss.spb.ru/releases.rss";
3138
3139                 if (!CHECK_FOR_NEW_VERSION || $_SESSION["access_level"] < 10) {
3140                         return;
3141                 }
3142
3143                 error_reporting(0);
3144                 if (ENABLE_SIMPLEPIE) {
3145                         $rss = new SimplePie();
3146                         $rss->set_useragent(SIMPLEPIE_USERAGENT . MAGPIE_USER_AGENT_EXT);
3147                         $rss->set_timeout(MAGPIE_FETCH_TIME_OUT);
3148                         $rss->set_feed_url($fetch_url);
3149                         $rss->set_output_encoding('UTF-8');
3150                         $rss->init();
3151                 } else {
3152                         $rss = fetch_rss($releases_feed);
3153                 }
3154                 error_reporting (DEFAULT_ERROR_LEVEL);
3155
3156                 if ($rss) {
3157
3158                         if (ENABLE_SIMPLEPIE) {
3159                                 $items = $rss->get_items();
3160                         } else {
3161                                 $items = $rss->items;
3162
3163                                 if (!$items || !is_array($items)) $items = $rss->entries;
3164                                 if (!$items || !is_array($items)) $items = $rss;
3165                         }
3166
3167                         if (!is_array($items) || count($items) == 0) {
3168                                 return;
3169                         }
3170
3171                         $latest_item = $items[0];
3172
3173                         if (ENABLE_SIMPLEPIE) {
3174                                 $last_title = $latest_item->get_title();
3175                         } else {
3176                                 $last_title = $latest_item["title"];
3177                         }
3178
3179                         $latest_version = trim(preg_replace("/(Milestone)|(completed)/", "", $last_title));
3180
3181                         if (ENABLE_SIMPLEPIE) {
3182                                 $release_url = sanitize_rss($link, $latest_item->get_link());
3183                                 $content = sanitize_rss($link, $latest_item->get_description());
3184                         } else {
3185                                 $release_url = sanitize_rss($link, $latest_item["link"]);
3186                                 $content = sanitize_rss($link, $latest_item["description"]);
3187                         }
3188
3189                         if (version_compare(VERSION, $latest_version) == -1) {
3190                                 if ($brief_fmt) {
3191                                         return format_notice("<a href=\"javascript:showBlockElement('milestoneDetails')\">
3192                                                 New version of Tiny-Tiny RSS ($latest_version) is available (click for details)</a>
3193                                                 <div id=\"milestoneDetails\">$content</div>");
3194                                 } else {
3195                                         return "New version of Tiny-Tiny RSS ($latest_version) is available:
3196                                                 <div class='milestoneDetails'>$content</div>
3197                                                 Visit <a target=\"_new\" href=\"http://tt-rss.spb.ru/\">official site</a> for
3198                                                 download and update information.";
3199                                 }
3200
3201                         }
3202                 }
3203         }
3204
3205         function markArticlesById($link, $ids, $cmode) {
3206
3207                 $tmp_ids = array();
3208
3209                 foreach ($ids as $id) {
3210                         array_push($tmp_ids, "ref_id = '$id'");
3211                 }
3212
3213                 $ids_qpart = join(" OR ", $tmp_ids);
3214
3215                 if ($cmode == 0) {
3216                         db_query($link, "UPDATE ttrss_user_entries SET
3217                         marked = false,last_read = NOW()
3218                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3219                 } else if ($cmode == 1) {
3220                         db_query($link, "UPDATE ttrss_user_entries SET
3221                         marked = true
3222                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3223                 } else {
3224                         db_query($link, "UPDATE ttrss_user_entries SET
3225                         marked = NOT marked,last_read = NOW()
3226                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3227                 }
3228         }
3229
3230         function publishArticlesById($link, $ids, $cmode) {
3231
3232                 $tmp_ids = array();
3233
3234                 foreach ($ids as $id) {
3235                         array_push($tmp_ids, "ref_id = '$id'");
3236                 }
3237
3238                 $ids_qpart = join(" OR ", $tmp_ids);
3239
3240                 if ($cmode == 0) {
3241                         db_query($link, "UPDATE ttrss_user_entries SET
3242                         published = false,last_read = NOW()
3243                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3244                 } else if ($cmode == 1) {
3245                         db_query($link, "UPDATE ttrss_user_entries SET
3246                         published = true
3247                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3248                 } else {
3249                         db_query($link, "UPDATE ttrss_user_entries SET
3250                         published = NOT published,last_read = NOW()
3251                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3252                 }
3253         }
3254
3255         function catchupArticlesById($link, $ids, $cmode) {
3256
3257                 $tmp_ids = array();
3258
3259                 foreach ($ids as $id) {
3260                         array_push($tmp_ids, "ref_id = '$id'");
3261                 }
3262
3263                 $ids_qpart = join(" OR ", $tmp_ids);
3264
3265                 if ($cmode == 0) {
3266                         db_query($link, "UPDATE ttrss_user_entries SET
3267                         unread = false,last_read = NOW()
3268                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3269                 } else if ($cmode == 1) {
3270                         db_query($link, "UPDATE ttrss_user_entries SET
3271                         unread = true
3272                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3273                 } else {
3274                         db_query($link, "UPDATE ttrss_user_entries SET
3275                         unread = NOT unread,last_read = NOW()
3276                         WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3277                 }
3278         }
3279
3280         function catchupArticleById($link, $id, $cmode) {
3281
3282                 if ($cmode == 0) {
3283                         db_query($link, "UPDATE ttrss_user_entries SET
3284                         unread = false,last_read = NOW()
3285                         WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3286                 } else if ($cmode == 1) {
3287                         db_query($link, "UPDATE ttrss_user_entries SET
3288                         unread = true
3289                         WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3290                 } else {
3291                         db_query($link, "UPDATE ttrss_user_entries SET
3292                         unread = NOT unread,last_read = NOW()
3293                         WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3294                 }
3295         }
3296
3297         function make_guid_from_title($title) {
3298                 return preg_replace("/[ \"\',.:;]/", "-",
3299                         mb_strtolower(strip_tags($title), 'utf-8'));
3300         }
3301
3302         function print_headline_subtoolbar($link, $feed_site_url, $feed_title,
3303                         $bottom = false, $rtl_content = false, $feed_id = 0,
3304                         $is_cat = false, $search = false, $match_on = false,
3305                         $search_mode = false, $offset = 0, $limit = 0) {
3306
3307                         $user_page_offset = $offset + 1;
3308
3309                         if (!$bottom) {
3310                                 $class = "headlinesSubToolbar";
3311                                 $tid = "headlineActionsTop";
3312                         } else {
3313                                 $class = "headlinesSubToolbar";
3314                                 $tid = "headlineActionsBottom";
3315                         }
3316
3317                         print "<table class=\"$class\" id=\"$tid\"
3318                                 width=\"100%\" cellspacing=\"0\" cellpadding=\"0\"><tr>";
3319
3320                         if ($rtl_content) {
3321                                 $rtl_cpart = "RTL";
3322                         } else {
3323                                 $rtl_cpart = "";
3324                         }
3325
3326                         $page_prev_link = "javascript:viewFeedGoPage(-1)";
3327                         $page_next_link = "javascript:viewFeedGoPage(1)";
3328                         $page_first_link = "javascript:viewFeedGoPage(0)";
3329
3330                         $catchup_page_link = "javascript:catchupPage()";
3331                         $catchup_feed_link = "javascript:catchupCurrentFeed()";
3332                         $catchup_sel_link = "javascript:catchupSelection()";
3333
3334                         if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {
3335
3336                                 $sel_all_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, '', true)";
3337                                 $sel_unread_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, 'Unread', true)";
3338                                 $sel_none_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false)";
3339
3340                                 $tog_unread_link = "javascript:selectionToggleUnread()";
3341                                 $tog_marked_link = "javascript:selectionToggleMarked()";
3342                                 $tog_published_link = "javascript:selectionTogglePublished()";
3343
3344                         } else {
3345
3346                                 $sel_all_link = "javascript:cdmSelectArticles('all')";
3347                                 $sel_unread_link = "javascript:cdmSelectArticles('unread')";
3348                                 $sel_none_link = "javascript:cdmSelectArticles('none')";
3349
3350                                 $tog_unread_link = "javascript:selectionToggleUnread(true)";
3351                                 $tog_marked_link = "javascript:selectionToggleMarked(true)";
3352                                 $tog_published_link = "javascript:selectionTogglePublished(true)";
3353
3354                         }
3355
3356                         if (strpos($_SESSION["client.userAgent"], "MSIE") === false) {
3357
3358                                 print "<td class=\"headlineActions$rtl_cpart\">
3359                                         <ul class=\"headlineDropdownMenu\">
3360                                         <li class=\"top2\">
3361                                         ".__('Select:')."
3362                                                 <a href=\"$sel_all_link\">".__('All')."</a>,
3363                                                 <a href=\"$sel_unread_link\">".__('Unread')."</a>,
3364                                                 <a href=\"$sel_none_link\">".__('None')."</a></li>
3365                                         <li class=\"vsep\">&nbsp;</li>
3366                                         <li class=\"top\">".__('Toggle')."<ul>
3367                                                 <li onclick=\"$tog_unread_link\">".__('Unread')."</li>
3368                                                 <li onclick=\"$tog_marked_link\">".__('Starred')."</li>
3369                                                 <li onclick=\"$tog_published_link\">".__('Published')."</li>
3370                                                 </ul></li>
3371                                         <li class=\"vsep\">&nbsp;</li>
3372                                         <li class=\"top\"><a href=\"$catchup_page_link\">".__('Mark as read')."</a><ul>
3373                                                 <li onclick=\"$catchup_sel_link\">".__('Selection')."</li>
3374                                                 <!-- <li onclick=\"$catchup_page_link\">".__('This page')."</li> -->
3375                                                 <li><span class=\"insensitive\">--------</span></li>
3376                                                 <li onclick=\"catchupRelativeToArticle(0)\">".__("Above active article")."</li>
3377                                                 <li onclick=\"catchupRelativeToArticle(1)\">".__("Below active article")."</li>
3378                                                 <li><span class=\"insensitive\">--------</span></li>
3379                                                 <li onclick=\"$catchup_feed_link\">".__('Entire feed')."</li></ul></li>
3380                                         ";
3381
3382                                         $enable_pagination = get_pref($link, "_PREFS_ENABLE_PAGINATION");
3383
3384                                         if ($limit != 0 && !$search && $enable_pagination) {
3385                                                 print "
3386                                                 <li class=\"vsep\">&nbsp;</li>
3387                                                 <li class=\"top\"><a href=\"$page_next_link\">".__('Next page')."</a><ul>
3388                                                         <li onclick=\"$page_prev_link\">".__('Previous page')."</li>
3389                                                         <li onclick=\"$page_first_link\">".__('First page')."</li></ul></li>
3390                                                         </ul>";
3391                                                 }
3392
3393                                         if ($search && $feed_id >= 0 && get_pref($link, 'ENABLE_LABELS') && GLOBAL_ENABLE_LABELS) {
3394                                                 print "
3395                                                         <li class=\"vsep\">&nbsp;</li>
3396                                                         <li class=\"top3\">
3397                                                         <a href=\"javascript:labelFromSearch('$search', '$search_mode',
3398                                                                 '$match_on', '$feed_id', '$is_cat');\">
3399                                                                 ".__('Convert to label')."</a></td>";
3400                                         }
3401                                         print "
3402                                         </td>";
3403
3404                         } else {
3405                         // old style subtoolbar:
3406
3407                                 print "<td class=\"headlineActions$rtl_cpart\">".
3408                                         __('Select:')."
3409                                                                 <a href=\"$sel_all_link\">".__('All')."</a>,
3410                                                                 <a href=\"$sel_unread_link\">".__('Unread')."</a>,
3411                                                                 <a href=\"$sel_none_link\">".__('None')."</a>
3412                                                 &nbsp;&nbsp;".
3413                                                 __('Toggle:')." <a href=\"$tog_unread_link\">".__('Unread')."</a>,
3414                                                         <a href=\"$tog_marked_link\">".__('Starred')."</a>
3415                                                 &nbsp;&nbsp;".
3416                                                 __('Mark as read:')."
3417                                                         <a href=\"#\" onclick=\"$catchup_page_link\">".__('Page')."</a>,
3418                                                         <a href=\"#\" onclick=\"$catchup_feed_link\">".__('Feed')."</a>";
3419
3420                                 if ($search && $feed_id >= 0 && get_pref($link, 'ENABLE_LABELS') && GLOBAL_ENABLE_LABELS) {
3421
3422                                         print "&nbsp;&nbsp;
3423                                                         <a href=\"javascript:labelFromSearch('$search', '$search_mode',
3424                                                                 '$match_on', '$feed_id', '$is_cat');\">
3425                                                         ".__('Convert to label')."</a>";
3426                                 }
3427
3428                                 print "</td>";
3429
3430                         }
3431
3432 /*                      if ($search && $feed_id >= 0 && get_pref($link, 'ENABLE_LABELS') && GLOBAL_ENABLE_LABELS) {
3433                                 print "<td class=\"headlineActions$rtl_cpart\">
3434                                         <a href=\"javascript:labelFromSearch('$search', '$search_mode',
3435                                                         '$match_on', '$feed_id', '$is_cat');\">
3436                                                 ".__('Convert to Label')."</a></td>";
3437 } */
3438
3439                         print "<td class=\"headlineTitle$rtl_cpart\">";
3440
3441                         if ($feed_site_url) {
3442                                 if (!$bottom) {
3443                                         $target = "target=\"_new\"";
3444                                 }
3445                                 print "<a $target href=\"$feed_site_url\">".
3446                                         truncate_string($feed_title,30)."</a>";
3447                         } else {
3448                                 print $feed_title;
3449                         }
3450
3451                         if ($search) {
3452                                 $search_q = "&q=$search&m=$match_on&smode=$search_mode";
3453                         }
3454
3455                         if ($user_page_offset > 1) {
3456                                 print " [$user_page_offset] ";
3457                         }
3458
3459                         if (!$bottom) {
3460                                 print "
3461                                         <a target=\"_new\"
3462                                                 href=\"backend.php?op=rss&id=$feed_id&is_cat=$is_cat$search_q\">
3463                                                 <img class=\"noborder\"
3464                                                         alt=\"".__('Generated feed')."\" src=\"images/feed-icon-12x12.png\">
3465                                         </a>";
3466                         }
3467
3468                         print "</td>";
3469                         print "</tr></table>";
3470
3471                 }
3472
3473         function printCategoryHeader($link, $cat_id, $hidden = false, $can_browse = true) {
3474
3475                         $tmp_category = getCategoryTitle($link, $cat_id);
3476                         $cat_unread = getCategoryUnread($link, $cat_id);
3477
3478                         if ($hidden) {
3479                                 $holder_style = "display:none;";
3480                                 $ellipsis = "...";
3481                         } else {
3482                                 $holder_style = "";
3483                                 $ellipsis = "";
3484                         }
3485
3486                         $catctr_class = ($cat_unread > 0) ? "catCtrHasUnread" : "catCtrNoUnread";
3487
3488                         print "<li class=\"feedCat\" id=\"FCAT-$cat_id\">
3489                                 <a id=\"FCATN-$cat_id\" href=\"javascript:toggleCollapseCat($cat_id)\">$tmp_category</a>";
3490
3491                         if ($can_browse) {
3492                                 print "<a href=\"#\" onclick=\"javascript:viewCategory($cat_id)\" id=\"FCAP-$cat_id\">";
3493                         } else {
3494                                 print "<span id=\"FCAP-$cat_id\">";
3495                         }
3496
3497                         print " <span id=\"FCATCTR-$cat_id\" title=\"Click to browse category\"
3498                                 class=\"$catctr_class\">($cat_unread)</span> $ellipsis";
3499
3500                         if ($can_browse) {
3501                                 print "</a>";
3502                         } else {
3503                                 print "</span>";
3504                         }
3505
3506                         print "</li>";
3507
3508                         print "<li id=\"feedCatHolder\" class=\"$holder_class\"><ul class=\"feedCatList\" id=\"FCATLIST-$cat_id\" style='$holder_style'>";
3509         }
3510
3511         function outputFeedList($link, $tags = false) {
3512
3513                 print "<ul class=\"feedList\" id=\"feedList\">";
3514
3515                 $owner_uid = $_SESSION["uid"];
3516
3517                 /* virtual feeds */
3518
3519                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
3520
3521                         if ($_COOKIE["ttrss_vf_vclps"] == 1) {
3522                                 $cat_hidden = true;
3523                         } else {
3524                                 $cat_hidden = false;
3525                         }
3526
3527 #                       print "<li class=\"feedCat\">".__('Special')."</li>";
3528 #                       print "<li id=\"feedCatHolder\" class=\"feedCatHolder\"><ul class=\"feedCatList\">";
3529 #                       print "<li class=\"feedCat\">".
3530 #                               "<a id=\"FCATN--1\" href=\"javascript:toggleCollapseCat(-1)\">".
3531 #                               __('Special')."</a> <span id='FCAP--1'>$ellipsis</span></li>";
3532 #
3533 #                       print "<li id=\"feedCatHolder\" class=\"feedCatHolder\">
3534 #                               <ul class=\"feedCatList\" id='FCATLIST--1' style='$holder_style'>";
3535
3536 #                       $cat_unread = getCategoryUnread($link, -1);
3537 #                       $tmp_category = __("Special");
3538 #                       $catctr_class = ($cat_unread > 0) ? "catCtrHasUnread" : "catCtrNoUnread";
3539
3540                         printCategoryHeader($link, -1, $cat_hidden, false);
3541                 }
3542
3543                 $num_starred = getFeedUnread($link, -1);
3544                 $num_published = getFeedUnread($link, -2);
3545                 $num_fresh = getFeedUnread($link, -3);
3546
3547                 $class = "virt";
3548
3549                 if ($num_fresh > 0) $class .= "Unread";
3550
3551                 printFeedEntry(-3, $class, __("Fresh articles"), $num_fresh,
3552                         "images/fresh.png", $link);
3553
3554                 $class = "virt";
3555
3556                 if ($num_starred > 0) $class .= "Unread";
3557
3558                 $is_ie = (strpos($_SESSION["client.userAgent"], "MSIE") !== false);
3559
3560                 if ($is_ie) {
3561                         $mark_img_ext = "gif";
3562                 } else {
3563                         $mark_img_ext = "png";
3564                 }
3565
3566                 printFeedEntry(-1, $class, __("Starred articles"), $num_starred,
3567                         "images/mark_set.$mark_img_ext", $link);
3568
3569                 $class = "virt";
3570
3571                 if ($num_published > 0) $class .= "Unread";
3572
3573                 printFeedEntry(-2, $class, __("Published articles"), $num_published,
3574                         "images/pub_set.gif", $link);
3575
3576                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
3577                         print "</ul>";
3578                 }
3579
3580                 if (!$tags) {
3581
3582                         if (GLOBAL_ENABLE_LABELS && get_pref($link, 'ENABLE_LABELS')) {
3583
3584                                 $result = db_query($link, "SELECT id,sql_exp,description FROM
3585                                         ttrss_labels WHERE owner_uid = '$owner_uid' ORDER by description");
3586
3587                                 if (db_num_rows($result) > 0) {
3588                                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
3589
3590                                                 if ($_COOKIE["ttrss_vf_lclps"] == 1) {
3591                                                         $cat_hidden = true;
3592                                                 } else {
3593                                                         $cat_hidden = false;
3594                                                 }
3595
3596                                                 printCategoryHeader($link, -2, $cat_hidden, false);
3597
3598 #                                               print "<li class=\"feedCat\">".
3599 #                                                       "<a id=\"FCATN--2\" href=\"javascript:toggleCollapseCat(-2)\">".
3600 #                                                       __('Labels')."</a> <span id='FCAP--2'>$ellipsis</span></li>";
3601 #
3602 #                                               print "<li id=\"feedCatHolder\" class=\"feedCatHolder\"><ul class=\"feedCatList\" id='FCATLIST--2' style='$holder_style'>";
3603                                         } else {
3604                                                 print "<li><hr></li>";
3605                                         }
3606                                 }
3607
3608                                 while ($line = db_fetch_assoc($result)) {
3609
3610                                         error_reporting (0);
3611
3612                                         $label_id = -$line['id'] - 11;
3613                                         $count = getFeedUnread($link, $label_id);
3614
3615                                         $class = "label";
3616
3617                                         if ($count > 0) {
3618                                                 $class .= "Unread";
3619                                         }
3620
3621                                         error_reporting (DEFAULT_ERROR_LEVEL);
3622
3623                                         printFeedEntry($label_id,
3624                                                 $class, $line["description"],
3625                                                 $count, "images/label.png", $link);
3626
3627                                 }
3628
3629                                 if (db_num_rows($result) > 0) {
3630                                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
3631                                                 print "</ul>";
3632                                         }
3633                                 }
3634
3635                         }
3636
3637                         if (!get_pref($link, 'ENABLE_FEED_CATS')) {
3638                                 print "<li><hr></li>";
3639                         }
3640
3641                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
3642                                 if (get_pref($link, "FEEDS_SORT_BY_UNREAD")) {
3643                                         $order_by_qpart = "category,unread DESC,title";
3644                                 } else {
3645                                         $order_by_qpart = "category,title";
3646                                 }
3647                         } else {
3648                                 if (get_pref($link, "FEEDS_SORT_BY_UNREAD")) {
3649                                         $order_by_qpart = "unread DESC,title";
3650                                 } else {
3651                                         $order_by_qpart = "title";
3652                                 }
3653                         }
3654
3655                         $result = db_query($link, "SELECT ttrss_feeds.*,
3656                                 SUBSTRING(last_updated,1,19) AS last_updated_noms,
3657                                 (SELECT COUNT(id) FROM ttrss_entries,ttrss_user_entries
3658                                         WHERE feed_id = ttrss_feeds.id AND unread = true
3659                                                 AND ttrss_user_entries.ref_id = ttrss_entries.id
3660                                                 AND owner_uid = '$owner_uid') as unread,
3661                                 cat_id,last_error,
3662                                 ttrss_feed_categories.title AS category,
3663                                 ttrss_feed_categories.collapsed
3664                                 FROM ttrss_feeds LEFT JOIN ttrss_feed_categories
3665                                         ON (ttrss_feed_categories.id = cat_id)
3666                                 WHERE
3667                                         ttrss_feeds.hidden = false AND
3668                                         ttrss_feeds.owner_uid = '$owner_uid' AND parent_feed IS NULL
3669                                 ORDER BY $order_by_qpart");
3670
3671                         $actid = $_GET["actid"];
3672
3673                         /* real feeds */
3674
3675                         $lnum = 0;
3676
3677                         $total_unread = 0;
3678
3679                         $category = "";
3680
3681                         $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
3682
3683                         while ($line = db_fetch_assoc($result)) {
3684
3685                                 $feed = trim($line["title"]);
3686
3687                                 if (!$feed) $feed = "[Untitled]";
3688
3689                                 $feed_id = $line["id"];
3690
3691                                 $subop = $_GET["subop"];
3692
3693                                 $unread = $line["unread"];
3694
3695                                 if (get_pref($link, 'HEADLINES_SMART_DATE')) {
3696                                         $last_updated = smart_date_time(strtotime($line["last_updated_noms"]));
3697                                 } else {
3698                                         $last_updated = date($short_date, strtotime($line["last_updated_noms"]));
3699                                 }
3700
3701                                 $rtl_content = sql_bool_to_bool($line["rtl_content"]);
3702
3703                                 if ($rtl_content) {
3704                                         $rtl_tag = "dir=\"RTL\"";
3705                                 } else {
3706                                         $rtl_tag = "";
3707                                 }
3708
3709                                 $tmp_result = db_query($link,
3710                                         "SELECT id,COUNT(unread) AS unread
3711                                         FROM ttrss_feeds LEFT JOIN ttrss_user_entries
3712                                                 ON (ttrss_feeds.id = ttrss_user_entries.feed_id)
3713                                         WHERE parent_feed = '$feed_id' AND unread = true
3714                                         GROUP BY ttrss_feeds.id");
3715
3716                                 if (db_num_rows($tmp_result) > 0) {
3717                                         while ($l = db_fetch_assoc($tmp_result)) {
3718                                                 $unread += $l["unread"];
3719                                         }
3720                                 }
3721
3722                                 $cat_id = $line["cat_id"];
3723
3724                                 $tmp_category = $line["category"];
3725
3726                                 if (!$tmp_category) {
3727                                         $tmp_category = __("Uncategorized");
3728                                 }
3729
3730         //                      $class = ($lnum % 2) ? "even" : "odd";
3731
3732                                 if ($line["last_error"]) {
3733                                         $class = "error";
3734                                 } else {
3735                                         $class = "feed";
3736                                 }
3737
3738                                 if ($unread > 0) $class .= "Unread";
3739
3740                                 if ($actid == $feed_id) {
3741                                         $class .= "Selected";
3742                                 }
3743
3744                                 $total_unread += $unread;
3745
3746                                 if ($category != $tmp_category && get_pref($link, 'ENABLE_FEED_CATS')) {
3747
3748                                         if ($category) {
3749                                                 print "</ul></li>";
3750                                         }
3751
3752                                         $category = $tmp_category;
3753
3754                                         $collapsed = $line["collapsed"];
3755
3756                                         // workaround for NULL category
3757                                         if ($category == __("Uncategorized")) {
3758                                                 if ($_COOKIE["ttrss_vf_uclps"] == 1) {
3759                                                         $collapsed = "t";
3760                                                 }
3761                                         }
3762
3763                                         if ($collapsed == "t" || $collapsed == "1") {
3764                                                 $holder_class = "feedCatHolder";
3765                                                 $holder_style = "display:none;";
3766                                                 $ellipsis = "...";
3767                                         } else {
3768                                                 $holder_class = "feedCatHolder";
3769                                                 $holder_style = "";
3770                                                 $ellipsis = "";
3771                                         }
3772
3773                                         $cat_id = sprintf("%d", $cat_id);
3774
3775                                         $cat_unread = getCategoryUnread($link, $cat_id);
3776
3777                                         $catctr_class = ($cat_unread > 0) ? "catCtrHasUnread" : "catCtrNoUnread";
3778
3779                                         print "<li class=\"feedCat\" id=\"FCAT-$cat_id\">
3780                                                 <a id=\"FCATN-$cat_id\" href=\"javascript:toggleCollapseCat($cat_id)\">$tmp_category</a>
3781                                                         <a href=\"#\" onclick=\"javascript:viewCategory($cat_id)\" id=\"FCAP-$cat_id\">
3782                                                         <span id=\"FCATCTR-$cat_id\" title=\"Click to browse category\"
3783                                                         class=\"$catctr_class\">($cat_unread)</span> $ellipsis
3784                                                         </a></li>";
3785
3786                                         print "<li id=\"feedCatHolder\" class=\"$holder_class\"><ul class=\"feedCatList\" id=\"FCATLIST-$cat_id\" style='$holder_style'>";
3787                                 }
3788
3789                                 printFeedEntry($feed_id, $class, $feed, $unread,
3790                                         ICONS_DIR."/$feed_id.ico", $link, $rtl_content,
3791                                         $last_updated, $line["last_error"]);
3792
3793                                 ++$lnum;
3794                         }
3795
3796                         if (db_num_rows($result) == 0) {
3797                                 print "<li>".__('No feeds to display.')."</li>";
3798                         }
3799
3800                 } else {
3801
3802                         // tags
3803
3804 /*                      $result = db_query($link, "SELECT tag_name,count(ttrss_entries.id) AS count
3805                                 FROM ttrss_tags,ttrss_entries,ttrss_user_entries WHERE
3806                                 post_int_id = ttrss_user_entries.int_id AND
3807                                 unread = true AND ref_id = ttrss_entries.id
3808                                 AND ttrss_tags.owner_uid = '$owner_uid' GROUP BY tag_name
3809                         UNION
3810                                 select tag_name,0 as count FROM ttrss_tags WHERE owner_uid = '$owner_uid'
3811                         ORDER BY tag_name"); */
3812
3813                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
3814                                 print "<li class=\"feedCat\">".__('Tags')."</li>";
3815                                 print "<li id=\"feedCatHolder\"><ul class=\"feedCatList\">";
3816                         }
3817
3818                         $result = db_query($link, "SELECT tag_name,SUM((SELECT COUNT(int_id)
3819                                 FROM ttrss_user_entries WHERE int_id = post_int_id
3820                                         AND unread = true)) AS count FROM ttrss_tags
3821                                         WHERE owner_uid = ".$_SESSION['uid']." GROUP BY tag_name
3822                                         ORDER BY count DESC LIMIT 50");
3823
3824                         $tags = array();
3825
3826                         while ($line = db_fetch_assoc($result)) {
3827                                 $tags[$line["tag_name"]] += $line["count"];
3828                         }
3829
3830                         foreach (array_keys($tags) as $tag) {
3831
3832                                 $unread = $tags[$tag];
3833
3834                                 $class = "tag";
3835
3836                                 if ($unread > 0) {
3837                                         $class .= "Unread";
3838                                 }
3839
3840                                 printFeedEntry($tag, $class, $tag, $unread, "images/tag.png", $link);
3841
3842                         }
3843
3844                         if (db_num_rows($result) == 0) {
3845                                 print "<li>No tags to display.</li>";
3846                         }
3847
3848                         if (get_pref($link, 'ENABLE_FEED_CATS')) {
3849                                 print "</ul>";
3850                         }
3851
3852                 }
3853
3854                 print "</ul>";
3855
3856         }
3857
3858         function get_article_tags($link, $id, $owner_uid = 0) {
3859
3860                 $a_id = db_escape_string($id);
3861
3862                 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3863
3864                 $tmp_result = db_query($link, "SELECT DISTINCT tag_name,
3865                         owner_uid as owner FROM
3866                         ttrss_tags WHERE post_int_id = (SELECT int_id FROM ttrss_user_entries WHERE
3867                                 ref_id = '$a_id' AND owner_uid = '$owner_uid' LIMIT 1) ORDER BY tag_name");
3868
3869                 $tags = array();
3870
3871                 while ($tmp_line = db_fetch_assoc($tmp_result)) {
3872                         array_push($tags, $tmp_line["tag_name"]);
3873                 }
3874
3875                 return $tags;
3876         }
3877
3878         function trim_value(&$value) {
3879                 $value = trim($value);
3880         }
3881
3882         function trim_array($array) {
3883                 $tmp = $array;
3884                 array_walk($tmp, 'trim_value');
3885                 return $tmp;
3886         }
3887
3888         function tag_is_valid($tag) {
3889                 if ($tag == '') return false;
3890                 if (preg_match("/^[0-9]*$/", $tag)) return false;
3891
3892                 $tag = iconv("utf-8", "utf-8", $tag);
3893                 if (!$tag) return false;
3894
3895                 return true;
3896         }
3897
3898         function render_login_form($link, $mobile = false) {
3899                 if (!$mobile) {
3900                         require_once "login_form.php";
3901                 } else {
3902                         require_once "mobile/login_form.php";
3903                 }
3904         }
3905
3906         // from http://developer.apple.com/internet/safari/faq.html
3907         function no_cache_incantation() {
3908                 header("Expires: Mon, 22 Dec 1980 00:00:00 GMT"); // Happy birthday to me :)
3909                 header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); // always modified
3910                 header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0"); // HTTP/1.1
3911                 header("Cache-Control: post-check=0, pre-check=0", false);
3912                 header("Pragma: no-cache"); // HTTP/1.0
3913         }
3914
3915         function format_warning($msg, $id = "") {
3916                 return "<div class=\"warning\" id=\"$id\">
3917                         <img src=\"images/sign_excl.gif\">$msg</div>";
3918         }
3919
3920         function format_notice($msg) {
3921                 return "<div class=\"notice\">
3922                         <img src=\"images/sign_info.gif\">$msg</div>";
3923         }
3924
3925         function format_error($msg) {
3926                 return "<div class=\"error\">
3927                         <img src=\"images/sign_excl.gif\">$msg</div>";
3928         }
3929
3930         function print_notice($msg) {
3931                 return print format_notice($msg);
3932         }
3933
3934         function print_warning($msg) {
3935                 return print format_warning($msg);
3936         }
3937
3938         function print_error($msg) {
3939                 return print format_error($msg);
3940         }
3941
3942
3943         function T_sprintf() {
3944                 $args = func_get_args();
3945                 return vsprintf(__(array_shift($args)), $args);
3946         }
3947
3948         function outputArticleXML($link, $id, $feed_id, $mark_as_read = true) {
3949
3950                 /* we can figure out feed_id from article id anyway, why do we
3951                  * pass feed_id here? */
3952
3953                 $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries
3954                         WHERE ref_id = '$id'");
3955
3956                 $feed_id = db_fetch_result($result, 0, "feed_id");
3957
3958                 print "<article id='$id'><![CDATA[";
3959
3960                 $result = db_query($link, "SELECT rtl_content FROM ttrss_feeds
3961                         WHERE id = '$feed_id' AND owner_uid = " . $_SESSION["uid"]);
3962
3963                 if (db_num_rows($result) == 1) {
3964                         $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
3965                 } else {
3966                         $rtl_content = false;
3967                 }
3968
3969                 if ($rtl_content) {
3970                         $rtl_tag = "dir=\"RTL\"";
3971                         $rtl_class = "RTL";
3972                 } else {
3973                         $rtl_tag = "";
3974                         $rtl_class = "";
3975                 }
3976
3977                 if ($mark_as_read) {
3978                         $result = db_query($link, "UPDATE ttrss_user_entries
3979                                 SET unread = false,last_read = NOW()
3980                                 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3981                 }
3982
3983                 $result = db_query($link, "SELECT title,link,content,feed_id,comments,int_id,
3984                         SUBSTRING(updated,1,16) as updated,
3985                         (SELECT icon_url FROM ttrss_feeds WHERE id = feed_id) as icon_url,
3986                         num_comments,
3987                         author
3988                         FROM ttrss_entries,ttrss_user_entries
3989                         WHERE   id = '$id' AND ref_id = id AND owner_uid = " . $_SESSION["uid"]);
3990
3991                 if ($result) {
3992
3993                         $link_target = "";
3994
3995                         if (get_pref($link, 'OPEN_LINKS_IN_NEW_WINDOW')) {
3996                                 $link_target = "target=\"_new\"";
3997                         }
3998
3999                         $line = db_fetch_assoc($result);
4000
4001                         if ($line["icon_url"]) {
4002                                 $feed_icon = "<img class=\"feedIcon\" src=\"" . $line["icon_url"] . "\">";
4003                         } else {
4004                                 $feed_icon = "&nbsp;";
4005                         }
4006
4007 /*                      if ($line["comments"] && $line["link"] != $line["comments"]) {
4008                                 $entry_comments = "(<a href=\"".$line["comments"]."\">Comments</a>)";
4009                         } else {
4010                                 $entry_comments = "";
4011                         } */
4012
4013                         $num_comments = $line["num_comments"];
4014                         $entry_comments = "";
4015
4016                         if ($num_comments > 0) {
4017                                 if ($line["comments"]) {
4018                                         $comments_url = $line["comments"];
4019                                 } else {
4020                                         $comments_url = $line["link"];
4021                                 }
4022                                 $entry_comments = "<a $link_target href=\"$comments_url\">$num_comments comments</a>";
4023                         } else {
4024                                 if ($line["comments"] && $line["link"] != $line["comments"]) {
4025                                         $entry_comments = "<a $link_target href=\"".$line["comments"]."\">comments</a>";
4026                                 }
4027                         }
4028
4029                         print "<div class=\"postReply\">";
4030
4031                         print "<div class=\"postHeader\">";
4032
4033                         $entry_author = $line["author"];
4034
4035                         if ($entry_author) {
4036                                 $entry_author = __(" - by ") . $entry_author;
4037                         }
4038
4039                         $parsed_updated = date(get_pref($link, 'LONG_DATE_FORMAT'),
4040                                 strtotime($line["updated"]));
4041
4042                         print "<div class=\"postDate$rtl_class\">$parsed_updated</div>";
4043
4044                         if ($line["link"]) {
4045                                 print "<div clear='both'><a $link_target href=\"" . $line["link"] . "\">" .
4046                                         $line["title"] . "</a><span class='author'>$entry_author</span></div>";
4047                         } else {
4048                                 print "<div clear='both'>" . $line["title"] . "$entry_author</div>";
4049                         }
4050
4051 /*                      $tmp_result = db_query($link, "SELECT DISTINCT tag_name FROM
4052                                 ttrss_tags WHERE post_int_id = " . $line["int_id"] . "
4053                                 ORDER BY tag_name"); */
4054
4055                         $tags = get_article_tags($link, $id);
4056
4057                         $tags_str = "";
4058                         $f_tags_str = "";
4059
4060                         $num_tags = 0;
4061
4062                         foreach ($tags as $tag) {
4063                                 $num_tags++;
4064                                 $tag_escaped = str_replace("'", "\\'", $tag);
4065
4066                                 $tag_str = "<a href=\"javascript:viewfeed('$tag_escaped')\">$tag</a>, ";
4067
4068                                 if ($num_tags == 6) {
4069                                         $tags_str .= "...";
4070
4071                                 } else if ($num_tags < 6) {
4072                                         $tags_str .= $tag_str;
4073                                 }
4074                                 $f_tags_str .= $tag_str;
4075                         }
4076
4077                         $tags_str = preg_replace("/, $/", "", $tags_str);
4078                         $f_tags_str = preg_replace("/, $/", "", $f_tags_str);
4079
4080                         $all_tags_div = "<span class='cdmAllTagsCtr'>...<div class='cdmAllTags'>All Tags: $f_tags_str</div></span>";
4081                         $tags_str = preg_replace("/\.\.\.$/", "$all_tags_div", $tags_str);
4082
4083                         if (!$entry_comments) $entry_comments = "&nbsp;"; # placeholder
4084
4085                         if (!$tags_str) $tags_str = '<span class="tagList">'.__('no tags').'</span>';
4086
4087                         print "<div style='float : right'>
4088                                 <img src='images/tag.png' class='tagsPic' alt='Tags' title='Tags'>
4089                                 $tags_str
4090                                 <a title=\"Edit tags for this article\"
4091                                         href=\"javascript:editArticleTags($id, $feed_id)\">(+)</a></div>
4092                                 <div clear='both'>$entry_comments</div>";
4093
4094                         print "</div>";
4095
4096                         print "<div class=\"postIcon\">" . $feed_icon . "</div>";
4097                         print "<div class=\"postContent\">";
4098
4099                         #print "<div id=\"allEntryTags\">".__('Tags:')." $f_tags_str</div>";
4100
4101                         $line["content"] = sanitize_rss($link, $line["content"]);
4102
4103                         if (get_pref($link, 'OPEN_LINKS_IN_NEW_WINDOW')) {
4104                                 $line["content"] = preg_replace("/href=/i", "target=\"_new\" href=", $line["content"]);
4105                         }
4106
4107                         print $line["content"] . "</div>";
4108
4109                         print "</div>";
4110
4111                 }
4112
4113                 print "]]></article>";
4114
4115         }
4116
4117         function outputHeadlinesList($link, $feed, $subop, $view_mode, $limit, $cat_view,
4118                                         $next_unread_feed, $offset) {
4119
4120                 $timing_info = getmicrotime();
4121
4122                 $topmost_article_ids = array();
4123
4124                 if (!$offset) {
4125                         $offset = 0;
4126                 }
4127
4128                 if ($subop == "undefined") $subop = "";
4129
4130                 if ($subop == "CatchupSelected") {
4131                         $ids = split(",", db_escape_string($_GET["ids"]));
4132                         $cmode = sprintf("%d", $_GET["cmode"]);
4133
4134                         catchupArticlesById($link, $ids, $cmode);
4135                 }
4136
4137                 if ($subop == "ForceUpdate" && sprintf("%d", $feed) > 0) {
4138                         update_generic_feed($link, $feed, $cat_view);
4139                 }
4140
4141                 if ($subop == "MarkAllRead")  {
4142                         catchup_feed($link, $feed, $cat_view);
4143
4144                         if (get_pref($link, 'ON_CATCHUP_SHOW_NEXT_FEED')) {
4145                                 if ($next_unread_feed) {
4146                                         $feed = $next_unread_feed;
4147                                 }
4148                         }
4149                 }
4150
4151                 if ($feed_id > 0) {
4152                         $result = db_query($link,
4153                                 "SELECT id FROM ttrss_feeds WHERE id = '$feed' LIMIT 1");
4154
4155                         if (db_num_rows($result) == 0) {
4156                                 print "<div align='center'>".__('Feed not found.')."</div>";
4157                                 return;
4158                         }
4159                 }
4160
4161                 if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
4162
4163                         $result = db_query($link, "SELECT rtl_content FROM ttrss_feeds
4164                                 WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]);
4165
4166                         if (db_num_rows($result) == 1) {
4167                                 $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
4168                         } else {
4169                                 $rtl_content = false;
4170                         }
4171
4172                         if ($rtl_content) {
4173                                 $rtl_tag = "dir=\"RTL\"";
4174                         } else {
4175                                 $rtl_tag = "";
4176                         }
4177                 } else {
4178                         $rtl_tag = "";
4179                         $rtl_content = false;
4180                 }
4181
4182                 $script_dt_add = get_script_dt_add();
4183
4184                 /// START /////////////////////////////////////////////////////////////////////////////////
4185
4186                 $search = db_escape_string($_GET["query"]);
4187                 $search_mode = db_escape_string($_GET["search_mode"]);
4188                 $match_on = db_escape_string($_GET["match_on"]);
4189
4190                 if (!$match_on) {
4191                         $match_on = "both";
4192                 }
4193
4194                 $real_offset = $offset * $limit;
4195
4196                 if ($_GET["debug"]) $timing_info = print_checkpoint("H0", $timing_info);
4197
4198                 $qfh_ret = queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view,
4199                         $search, $search_mode, $match_on, false, $real_offset);
4200
4201                 if ($_GET["debug"]) $timing_info = print_checkpoint("H1", $timing_info);
4202
4203                 $result = $qfh_ret[0];
4204                 $feed_title = $qfh_ret[1];
4205                 $feed_site_url = $qfh_ret[2];
4206                 $last_error = $qfh_ret[3];
4207
4208                 if ($feed == -2) {
4209                         $feed_site_url = article_publish_url($link);
4210                 }
4211
4212                 /// STOP //////////////////////////////////////////////////////////////////////////////////
4213
4214                 if (!$offset) {
4215                         print "<div id=\"headlinesContainer\" $rtl_tag>";
4216
4217                         if (!$result) {
4218                                 print "<div align='center'>".__("Could not display feed (query failed). Please check label match syntax or local configuration.")."</div>";
4219                                 return;
4220                         }
4221
4222                         print_headline_subtoolbar($link, $feed_site_url, $feed_title, false,
4223                                 $rtl_content, $feed, $cat_view, $search, $match_on, $search_mode,
4224                                 $offset, $limit);
4225
4226                         print "<div id=\"headlinesInnerContainer\" onscroll=\"headlines_scroll_handler()\">";
4227                 }
4228
4229                 $headlines_count = db_num_rows($result);
4230
4231                 if (db_num_rows($result) > 0) {
4232
4233 #                       print "\{$offset}";
4234
4235                         if (!get_pref($link, 'COMBINED_DISPLAY_MODE') && !$offset) {
4236                                 print "<table class=\"headlinesList\" id=\"headlinesList\"
4237                                         cellspacing=\"0\">";
4238                         }
4239
4240                         $lnum = $limit*$offset;
4241
4242                         error_reporting (DEFAULT_ERROR_LEVEL);
4243
4244                         $num_unread = 0;
4245
4246                         while ($line = db_fetch_assoc($result)) {
4247
4248                                 $class = ($lnum % 2) ? "even" : "odd";
4249
4250                                 $id = $line["id"];
4251                                 $feed_id = $line["feed_id"];
4252
4253                                 if (count($topmost_article_ids) < 5) {
4254                                         array_push($topmost_article_ids, $id);
4255                                 }
4256
4257                                 if ($line["last_read"] == "" &&
4258                                                 ($line["unread"] != "t" && $line["unread"] != "1")) {
4259
4260                                         $update_pic = "<img id='FUPDPIC-$id' src=\"images/updated.png\"
4261                                                 alt=\"Updated\">";
4262                                 } else {
4263                                         $update_pic = "<img id='FUPDPIC-$id' src=\"images/blank_icon.gif\"
4264                                                 alt=\"Updated\">";
4265                                 }
4266
4267                                 if ($line["unread"] == "t" || $line["unread"] == "1") {
4268                                         $class .= "Unread";
4269                                         ++$num_unread;
4270                                         $is_unread = true;
4271                                 } else {
4272                                         $is_unread = false;
4273                                 }
4274
4275                                 $is_ie = (strpos($_SESSION["client.userAgent"], "MSIE") !== false);
4276
4277                                 if ($is_ie) {
4278                                         $mark_img_ext = "gif";
4279                                 } else {
4280                                         $mark_img_ext = "png";
4281                                 }
4282
4283                                 if ($line["marked"] == "t" || $line["marked"] == "1") {
4284                                         $marked_pic = "<img id=\"FMPIC-$id\" src=\"images/mark_set.$mark_img_ext\"
4285                                                 class=\"markedPic\"
4286                                                 alt=\"Unstar article\" onclick='javascript:tMark($id)'>";
4287                                 } else {
4288                                         $marked_pic = "<img id=\"FMPIC-$id\" src=\"images/mark_unset.$mark_img_ext\"
4289                                                 class=\"markedPic\"
4290                                                 alt=\"Star article\" onclick='javascript:tMark($id)'>";
4291                                 }
4292
4293                                 if ($line["published"] == "t" || $line["published"] == "1") {
4294                                         $published_pic = "<img id=\"FPPIC-$id\" src=\"images/pub_set.gif\"
4295                                                 class=\"markedPic\"
4296                                                 alt=\"Unpublish article\" onclick='javascript:tPub($id)'>";
4297                                 } else {
4298                                         $published_pic = "<img id=\"FPPIC-$id\" src=\"images/pub_unset.gif\"
4299                                                 class=\"markedPic\"
4300                                                 alt=\"Publish article\" onclick='javascript:tPub($id)'>";
4301                                 }
4302
4303 #                               $content_link = "<a target=\"_new\" href=\"".$line["link"]."\">" .
4304 #                                       $line["title"] . "</a>";
4305
4306                                 $content_link = "<a href=\"javascript:view($id,$feed_id);\">" .
4307                                         $line["title"] . "</a>";
4308
4309 #                               $content_link = "<a href=\"javascript:viewContentUrl('".$line["link"]."');\">" .
4310 #                                       $line["title"] . "</a>";
4311
4312                                 if (get_pref($link, 'HEADLINES_SMART_DATE')) {
4313                                         $updated_fmt = smart_date_time(strtotime($line["updated_noms"]));
4314                                 } else {
4315                                         $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
4316                                         $updated_fmt = date($short_date, strtotime($line["updated_noms"]));
4317                                 }
4318
4319                                 if (get_pref($link, 'SHOW_CONTENT_PREVIEW')) {
4320                                         $content_preview = truncate_string(strip_tags($line["content_preview"]),
4321                                                 100);
4322                                 }
4323
4324                                 $entry_author = $line["author"];
4325
4326                                 if ($entry_author) {
4327                                         $entry_author = " - by $entry_author";
4328                                 }
4329
4330                                 if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {
4331
4332                                         print "<tr class='$class' id='RROW-$id'>";
4333
4334                                         print "<td class='hlUpdPic'>$update_pic</td>";
4335
4336                                         print "<td class='hlSelectRow'>
4337                                                 <input type=\"checkbox\" onclick=\"tSR(this)\"
4338                                                         id=\"RCHK-$id\">
4339                                                 </td>";
4340
4341                                         print "<td class='hlMarkedPic'>$marked_pic</td>";
4342                                         print "<td class='hlMarkedPic'>$published_pic</td>";
4343
4344 #                                       if ($line["feed_title"]) {
4345 #                                               print "<td class='hlContent'>$content_link</td>";
4346 #                                               print "<td class='hlFeed'>
4347 #                                                       <a href=\"javascript:viewfeed($feed_id, '', false)\">".
4348 #                                                               truncate_string($line["feed_title"],30)."</a>&nbsp;</td>";
4349 #                                       } else {
4350
4351                                         print "<td class='hlContent' valign='middle'>";
4352
4353                                         print "<a href=\"javascript:view($id,$feed_id);\">" .
4354                                                 $line["title"];
4355
4356                                         if (get_pref($link, 'SHOW_CONTENT_PREVIEW')) {
4357                                                 if ($content_preview) {
4358                                                         print "<span class=\"contentPreview\"> - $content_preview</span>";
4359                                                 }
4360                                         }
4361
4362                                         print "</a>";
4363
4364 #                                                       <a href=\"javascript:viewfeed($feed_id, '', false)\">".
4365 #                                                       $line["feed_title"]."</a>
4366
4367                                         if ($line["feed_title"]) {
4368                                                 print "<span class=\"hlFeed\">
4369                                                         (<a href=\"javascript:viewfeed($feed_id, '', false)\">".
4370                                                         $line["feed_title"]."</a>)
4371                                                 </span>";
4372                                         }
4373
4374
4375                                         print "</td>";
4376
4377 #                                       }
4378
4379                                         print "<td class=\"hlUpdated\"><nobr>$updated_fmt&nbsp;</nobr></td>";
4380
4381                                         print "</tr>";
4382
4383                                 } else {
4384
4385                                         if ($is_unread) {
4386                                                 $add_class = "Unread";
4387                                         } else {
4388                                                 $add_class = "";
4389                                         }
4390
4391                                         print "<div class=\"cdmArticle$add_class\"
4392                                                 id=\"RROW-$id\" onmouseover='cdmMouseIn(this)'
4393                                                 onmouseout='cdmMouseOut(this)'>";
4394
4395                                         print "<div class=\"cdmHeader\">";
4396
4397                                         print "<div class=\"articleUpdated\">$updated_fmt</div>";
4398
4399                                         print "<a class=\"title\"
4400                                                 onclick=\"javascript:toggleUnread($id, 0)\"
4401                                                 target=\"_new\" href=\"".$line["link"]."\">".$line["title"]."</a>";
4402
4403                                         print $entry_author;
4404
4405                                         if ($line["feed_title"]) {
4406                                                 print "&nbsp;(<a href='javascript:viewfeed($feed_id)'>".$line["feed_title"]."</a>)";
4407                                         }
4408
4409                                         print "</div>";
4410
4411                                         if (get_pref($link, 'OPEN_LINKS_IN_NEW_WINDOW')) {
4412                                                 $line["content_preview"] = preg_replace("/href=/i",
4413                                                         "target=\"_new\" href=", $line["content_preview"]);
4414                                         }
4415
4416                                         print "<div class=\"cdmContent\">" . $line["content_preview"] . "</div><br clear=\"all\">";
4417
4418                                         print "<div class=\"cdmFooter\"><span class='s0'>";
4419
4420                                         /* print "<div class=\"markedPic\">Star it: $marked_pic</div>"; */
4421
4422                                         print __("Select:").
4423                                                         " <input type=\"checkbox\" onclick=\"toggleSelectRowById(this,
4424                                                         'RROW-$id')\" class=\"feedCheckBox\" id=\"RCHK-$id\">";
4425
4426                                         print "</span><span class='s1'>$marked_pic</span> ";
4427                                         print "<span class='s1'>$published_pic</span> ";
4428
4429                                         $tags = get_article_tags($link, $id);
4430
4431                                         $tags_str = "";
4432                                         $full_tags_str = "";
4433                                         $num_tags = 0;
4434
4435                                         foreach ($tags as $tag) {
4436                                                 $num_tags++;
4437                                                 $full_tags_str .= "<a href=\"javascript:viewfeed('$tag')\">$tag</a>, ";
4438                                                 if ($num_tags < 5) {
4439                                                         $tags_str .= "<a href=\"javascript:viewfeed('$tag')\">$tag</a>, ";
4440                                                 } else if ($num_tags == 5) {
4441                                                         $tags_str .= "...";
4442                                                 }
4443                                         }
4444
4445                                         $tags_str = preg_replace("/, $/", "", $tags_str);
4446                                         $full_tags_str = preg_replace("/, $/", "", $full_tags_str);
4447
4448                                         $all_tags_div = "<span class='cdmAllTagsCtr'>...<div class='cdmAllTags'>All Tags: $full_tags_str</div></span>";
4449
4450                                         $tags_str = preg_replace("/\.\.\.$/", "$all_tags_div", $tags_str);
4451
4452
4453                                         if ($tags_str == "") $tags_str = "no tags";
4454
4455 //                                      print "<img src='images/tag.png' class='markedPic'>";
4456
4457                                         print "<span class='s1'>
4458                                                 <img class='tagsPic' src='images/tag.png' alt='Tags'
4459                                                         title='Tags'> $tags_str <a title=\"Edit tags for this article\"
4460                                                         href=\"javascript:editArticleTags($id, $feed_id, true)\">(+)</a>";
4461
4462                                         print "</span>";
4463
4464                                         print "<span class='s2'>Toggle: <a class=\"cdmToggleLink\"
4465                                                         href=\"javascript:toggleUnread($id)\">
4466                                                         Unread</a></span>";
4467
4468                                         print "</div>";
4469                                         print "</div>";
4470
4471                                 }
4472
4473                                 ++$lnum;
4474                         }
4475
4476                         if (!get_pref($link, 'COMBINED_DISPLAY_MODE') && !$offset) {
4477                                 print "</table>";
4478                         }
4479
4480 //                      print_headline_subtoolbar($link,
4481 //                              "javascript:catchupPage()", "Mark page as read", true, $rtl_content);
4482
4483
4484                 } else {
4485                         if (!$offset) print "<div class='whiteBox'>".__('No articles found.')."</div>";
4486                 }
4487
4488                 if (!$offset) {
4489                         print "</div>";
4490                         print "</div>";
4491                 }
4492
4493                 return array($topmost_article_ids, $headlines_count);
4494         }
4495
4496 // from here: http://www.roscripts.com/Create_tag_cloud-71.html
4497
4498         function printTagCloud($link) {
4499
4500                 /* get first ref_id to count from */
4501
4502                 /*
4503
4504                 $query = "";
4505
4506                 if (DB_TYPE == "pgsql") {
4507                         $query = "SELECT MIN(id) AS id FROM ttrss_user_entries, ttrss_entries
4508                                 WHERE int_id = id AND owner_uid = ".$_SESSION["uid"]."
4509                                 AND date_entered > NOW() - INTERVAL '30 days'";
4510                 } else {
4511                         $query = "SELECT MIN(id) AS id FROM ttrss_user_entries, ttrss_entries
4512                                 WHERE int_id = id AND owner_uid = ".$_SESSION["uid"]."
4513                                 AND date_entered > DATE_SUB(NOW(), INTERVAL 30 DAY)";
4514                 }
4515
4516                 $result = db_query($link, $query);
4517                 $first_id = db_fetch_result($result, 0, "id"); */
4518
4519                 //AND post_int_id >= '$first_id'
4520                 $query = "SELECT tag_name, COUNT(post_int_id) AS count
4521                         FROM ttrss_tags WHERE owner_uid = ".$_SESSION["uid"]."
4522                         GROUP BY tag_name ORDER BY count DESC LIMIT 50";
4523
4524                 $result = db_query($link, $query);
4525
4526                 $tags = array();
4527
4528                 while ($line = db_fetch_assoc($result)) {
4529                         $tags[$line["tag_name"]] = $line["count"];
4530                 }
4531
4532                 ksort($tags);
4533
4534                 $max_size = 32; // max font size in pixels
4535                 $min_size = 11; // min font size in pixels
4536
4537                 // largest and smallest array values
4538                 $max_qty = max(array_values($tags));
4539                 $min_qty = min(array_values($tags));
4540
4541                 // find the range of values
4542                 $spread = $max_qty - $min_qty;
4543                 if ($spread == 0) { // we don't want to divide by zero
4544                                 $spread = 1;
4545                 }
4546
4547                 // set the font-size increment
4548                 $step = ($max_size - $min_size) / ($spread);
4549
4550                 // loop through the tag array
4551                 foreach ($tags as $key => $value) {
4552                         // calculate font-size
4553                         // find the $value in excess of $min_qty
4554                         // multiply by the font-size increment ($size)
4555                         // and add the $min_size set above
4556                         $size = round($min_size + (($value - $min_qty) * $step));
4557
4558                         $key_escaped = str_replace("'", "\\'", $key);
4559
4560                         echo "<a href=\"javascript:viewfeed('$key_escaped') \" style=\"font-size: " .
4561                                 $size . "px\" title=\"$value articles tagged with " .
4562                                 $key . '">' . $key . '</a> ';
4563                 }
4564         }
4565
4566         function print_checkpoint($n, $s) {
4567                 $ts = getmicrotime();
4568                 echo sprintf("<!-- CP[$n] %.4f seconds -->", $ts - $s);
4569                 return $ts;
4570         }
4571
4572         function sanitize_tag($tag) {
4573                 $tag = trim($tag);
4574
4575                 $tag = mb_strtolower($tag, 'utf-8');
4576
4577                 $tag = preg_replace('/[\"\+\>\<]/', "", $tag);
4578
4579 //              $tag = str_replace('"', "", $tag);
4580 //              $tag = str_replace("+", " ", $tag);
4581                 $tag = str_replace("technorati tag: ", "", $tag);
4582
4583                 return $tag;
4584         }
4585
4586         function generate_publish_key() {
4587                 return sha1(uniqid(rand(), true));
4588         }
4589
4590         function article_publish_url($link) {
4591
4592                 $url_path = 'http://' . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
4593
4594                 $url_path .= "?op=publish&key=" . get_pref($link, "_PREFS_PUBLISH_KEY");
4595
4596                 return $url_path;
4597         }
4598
4599 ?>