opml.php

   1 <?php
   2         set_include_path(get_include_path() . PATH_SEPARATOR .
   3                 dirname(__FILE__) . "/include");
   4
   5         require_once "functions.php";
   6         require_once "sessions.php";
   7         require_once "sanity_check.php";
   8         require_once "config.php";
   9         require_once "db.php";
  10         require_once "db-prefs.php";
  11
  12         $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
  13
  14         if (!init_connection($link)) return;
  15
  16         function opml_import_domdoc($link, $owner_uid) {
  17
  18                 if (is_file($_FILES['opml_file']['tmp_name'])) {
  19                         $doc = DOMDocument::load($_FILES['opml_file']['tmp_name']);
  20
  21                         $result = db_query($link, "SELECT id FROM
  22                                 ttrss_feed_categories WHERE title = 'Imported feeds' AND
  23                                 owner_uid = '$owner_uid' LIMIT 1");
  24
  25                         if (db_num_rows($result) == 1) {
  26                                 $default_cat_id = db_fetch_result($result, 0, "id");
  27                         } else {
  28                                 $default_cat_id = 0;
  29                         }
  30
  31                         if ($doc) {
  32                                 $body = $doc->getElementsByTagName('body');
  33
  34                                 $xpath = new DOMXpath($doc);
  35                                 $query = "/opml/body//outline";
  36
  37                                 $outlines = $xpath->query($query);
  38
  39                                 foreach ($outlines as $outline) {
  40
  41                                         $attributes = $outline->attributes;
  42
  43                                         $feed_title = db_escape_string($attributes->getNamedItem('text')->nodeValue);
  44                                         if (!$feed_title) $feed_title = db_escape_string($attributes->getNamedItem('title')->nodeValue);
  45
  46                                         $cat_title = db_escape_string($attributes->getNamedItem('title')->nodeValue);
  47                                         if (!$cat_title) $cat_title = db_escape_string($attributes->getNamedItem('text')->nodeValue);
  48
  49                                         $feed_url = db_escape_string($attributes->getNamedItem('xmlUrl')->nodeValue);
  50                                         if (!$feed_url) $feed_url = db_escape_string($attributes->getNamedItem('xmlURL')->nodeValue);
  51
  52                                         $site_url = db_escape_string($attributes->getNamedItem('htmlUrl')->nodeValue);
  53
  54                                         $pref_name = db_escape_string($attributes->getNamedItem('pref-name')->nodeValue);
  55                                         $label_name = db_escape_string($attributes->getNamedItem('label-name')->nodeValue);
  56                                         $filter_name = db_escape_string($attributes->getNamedItem('filter-name')->nodeValue);
  57
  58                                         if ($cat_title && !$feed_url) {
  59
  60                                                 if ($cat_title != "tt-rss-prefs" && $cat_title != 'tt-rss-labels' && $cat_title != 'tt-rss-filters') {
  61
  62                                                         db_query($link, "BEGIN");
  63
  64                                                         $result = db_query($link, "SELECT id FROM
  65                                                                         ttrss_feed_categories WHERE title = '$cat_title' AND
  66                                                                         owner_uid = '$owner_uid' LIMIT 1");
  67
  68                                                         if (db_num_rows($result) == 0) {
  69
  70                                                                 printf(__("<li>Adding category <b>%s</b>.</li>"), $cat_title);
  71
  72                                                                 db_query($link, "INSERT INTO ttrss_feed_categories
  73                                                                                 (title,owner_uid)
  74                                                                                 VALUES ('$cat_title', '$owner_uid')");
  75                                                         }
  76
  77                                                         db_query($link, "COMMIT");
  78                                                 }
  79                                         }
  80
  81                                         //                                              print "$active_category : $feed_title : $feed_url<br>";
  82
  83                                         if ($pref_name) {
  84                                                 $parent_node = $outline->parentNode;
  85
  86                                                 if ($parent_node && $parent_node->nodeName == "outline") {
  87                                                         $cat_check = $parent_node->attributes->getNamedItem('title')->nodeValue;
  88                                                         if ($cat_check == "tt-rss-prefs") {
  89                                                                 $pref_value = db_escape_string($outline->attributes->getNamedItem('value')->nodeValue);
  90
  91                                                                 printf("<li>".
  92                                                                         __("Setting preference key %s to %s")."</li>",
  93                                                                                 $pref_name, $pref_value);
  94
  95                                                                 set_pref($link, $pref_name, $pref_value);
  96
  97                                                         }
  98                                                 }
  99                                         }
 100
 101                                         if ($label_name) {
 102                                                 $parent_node = $outline->parentNode;
 103
 104                                                 if ($parent_node && $parent_node->nodeName == "outline") {
 105                                                         $cat_check = $parent_node->attributes->getNamedItem('title')->nodeValue;
 106                                                         if ($cat_check == "tt-rss-labels") {
 107
 108                                                                 $fg_color = db_escape_string($attributes->getNamedItem('label-fg-color')->nodeValue);
 109                                                                 $bg_color = db_escape_string($attributes->getNamedItem('label-bg-color')->nodeValue);
 110
 111                                                                 if (!label_find_id($link, $label_name, $_SESSION['uid'])) {
 112                                                                         printf("<li>".__("Adding label %s")."</li>", htmlspecialchars($label_name));
 113                                                                         label_create($link, $label_name, $fg_color, $bg_color);
 114                                                                 } else {
 115                                                                         printf("<li>".__("Duplicate label: %s")."</li>",
 116                                                                                 htmlspecialchars($label_name));
 117                                                                 }
 118                                                         }
 119                                                 }
 120                                         }
 121
 122                                         if ($filter_name) {
 123                                                 $parent_node = $outline->parentNode;
 124
 125                                                 if ($parent_node && $parent_node->nodeName == "outline") {
 126                                                         $cat_check = $parent_node->attributes->getNamedItem('title')->nodeValue;
 127                                                         if ($cat_check == "tt-rss-filters") {
 128                                                                 $filter = json_decode($outline->nodeValue, true);
 129
 130                                                                 if ($filter) {
 131                                                                         $reg_exp = db_escape_string($filter['reg_exp']);
 132                                                                         $filter_type = (int)$filter['filter_type'];
 133                                                                         $action_id = (int)$filter['action_id'];
 134
 135                                                                         $result = db_query($link, "SELECT id FROM ttrss_filters WHERE
 136                                                                                 reg_exp = '$reg_exp' AND
 137                                                                                 filter_type = '$filter_type' AND
 138                                                                                 action_id = '$action_id' AND
 139                                                                                 owner_uid = " .$_SESSION['uid']);
 140
 141                                                                         if (db_num_rows($result) == 0) {
 142                                                                                 $enabled = bool_to_sql_bool($filter['enabled']);
 143                                                                                 $action_param = db_escape_string($filter['action_param']);
 144                                                                                 $inverse = bool_to_sql_bool($filter['inverse']);
 145                                                                                 $filter_param = db_escape_string($filter['filter_param']);
 146                                                                                 $cat_filter = bool_to_sql_bool($filter['cat_filter']);
 147
 148                                                                                 $feed_url = db_escape_string($filter['feed_url']);
 149                                                                                 $cat_title = db_escape_string($filter['cat_title']);
 150
 151                                                                                 $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
 152                                                                                         feed_url = '$feed_url' AND owner_uid = ".$_SESSION['uid']);
 153
 154                                                                                 if (db_num_rows($result) != 0) {
 155                                                                                         $feed_id = db_fetch_result($result, 0, "id");
 156                                                                                 } else {
 157                                                                                         $feed_id = "NULL";
 158                                                                                 }
 159
 160                                                                                 $result = db_query($link, "SELECT id FROM ttrss_feed_categories WHERE
 161                                                                                         title = '$cat_title' AND  owner_uid = ".$_SESSION['uid']);
 162
 163                                                                                 if (db_num_rows($result) != 0) {
 164                                                                                         $cat_id = db_fetch_result($result, 0, "id");
 165                                                                                 } else {
 166                                                                                         $cat_id = "NULL";
 167                                                                                 }
 168
 169                                                                                 printf("<li>".__("Adding filter %s")."</li>", htmlspecialchars($reg_exp));
 170
 171                                                                                 $query = "INSERT INTO ttrss_filters (filter_type, action_id,
 172                                                                                                 enabled, inverse, action_param, filter_param,
 173                                                                                                 cat_filter, feed_id,
 174                                                                                                 cat_id, reg_exp,
 175                                                                                                 owner_uid)
 176                                                                                         VALUES ($filter_type, $action_id,
 177                                                                                                 $enabled, $inverse, '$action_param', '$filter_param',
 178                                                                                                 $cat_filter, $feed_id,
 179                                                                                                 $cat_id, '$reg_exp', ".
 180                                                                                                 $_SESSION['uid'].")";
 181
 182                                                                                 db_query($link, $query);
 183
 184                                                                         } else {
 185                                                                                 printf("<li>".__("Duplicate filter %s")."</li>", htmlspecialchars($reg_exp));
 186
 187                                                                         }
 188                                                                 }
 189                                                         }
 190                                                 }
 191                                         }
 192
 193                                         if (!$feed_title || !$feed_url) continue;
 194
 195                                         db_query($link, "BEGIN");
 196
 197                                         $cat_id = null;
 198
 199                                         $parent_node = $outline->parentNode;
 200
 201                                         if ($parent_node && $parent_node->nodeName == "outline") {
 202                                                 $element_category = $parent_node->attributes->getNamedItem('title')->nodeValue;
 203                                                 if (!$element_category) $element_category = $parent_node->attributes->getNamedItem('text')->nodeValue;
 204
 205                                         } else {
 206                                                 $element_category = '';
 207                                         }
 208
 209                                         if ($element_category) {
 210
 211                                                 $element_category = db_escape_string($element_category);
 212
 213                                                 $result = db_query($link, "SELECT id FROM
 214                                                                 ttrss_feed_categories WHERE title = '$element_category' AND
 215                                                                 owner_uid = '$owner_uid' LIMIT 1");
 216
 217                                                         if (db_num_rows($result) == 1) {
 218                                                                 $cat_id = db_fetch_result($result, 0, "id");
 219                                                         }
 220                                         }
 221
 222                                         $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
 223                                                         feed_url = '$feed_url'
 224                                                         AND owner_uid = '$owner_uid'");
 225
 226                                         print "<li><a target='_blank' href='$site_url'><b>$feed_title</b></a></b>
 227                                                 (<a target='_blank' href=\"$feed_url\">rss</a>)&nbsp;";
 228
 229                                         if (db_num_rows($result) > 0) {
 230                                                 print __('is already imported.');
 231                                         } else {
 232
 233                                                 if ($cat_id) {
 234                                                         $add_query = "INSERT INTO ttrss_feeds
 235                                                                 (title, feed_url, owner_uid, cat_id, site_url) VALUES
 236                                                                 ('$feed_title', '$feed_url', '$owner_uid',
 237                                                                  '$cat_id', '$site_url')";
 238
 239                                                 } else {
 240                                                         $add_query = "INSERT INTO ttrss_feeds
 241                                                                 (title, feed_url, owner_uid, cat_id, site_url) VALUES
 242                                                                 ('$feed_title', '$feed_url', '$owner_uid', '$default_cat_id',
 243                                                                         '$site_url')";
 244
 245                                                 }
 246
 247                                                 //print $add_query;
 248                                                 db_query($link, $add_query);
 249
 250                                                 print __('OK');
 251                                         }
 252
 253                                         print "</li>";
 254
 255                                         db_query($link, "COMMIT");
 256                                 }
 257
 258                         } else {
 259                                 print_error(__('Error while parsing document.'));
 260                         }
 261
 262                 } else {
 263                         print_error(__('Error: please upload OPML file.'));
 264                 }
 265
 266
 267         }
 268
 269         function opml_export($link, $name, $owner_uid, $hide_private_feeds=false, $include_settings=true) {
 270                 if (!$_REQUEST["debug"]) {
 271                         header("Content-type: application/xml+opml");
 272                         header("Content-Disposition: attachment; filename=" . $name );
 273                 } else {
 274                         header("Content-type: text/xml");
 275                 }
 276
 277                 $out = "<?xml version=\"1.0\" encoding=\"utf-8\"?".">";
 278
 279                 $out .= "<opml version=\"1.0\">";
 280                 $out .= "<head>
 281                         <dateCreated>" . date("r", time()) . "</dateCreated>
 282                         <title>Tiny Tiny RSS Feed Export</title>
 283                 </head>";
 284                 $out .= "<body>";
 285
 286                 $cat_mode = false;
 287
 288                 $select = "SELECT * ";
 289                 $where = "WHERE owner_uid = '$owner_uid'";
 290                 $orderby = "ORDER BY order_id, title";
 291                 if ($hide_private_feeds){
 292                         $where = "WHERE owner_uid = '$owner_uid' AND private IS false AND
 293                                 auth_login = '' AND auth_pass = ''";
 294                 }
 295
 296
 297
 298                 if (get_pref($link, 'ENABLE_FEED_CATS', $owner_uid) == true) {
 299                         $cat_mode = true;
 300                         $select = "SELECT
 301                                 title, feed_url, site_url, order_id,
 302                                 (SELECT order_id FROM ttrss_feed_categories WHERE id = cat_id) AS cat_order_id,
 303                                 (SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title";
 304                         $orderby = "ORDER BY cat_order_id, cat_title, order_id, title";
 305
 306                 }
 307                 else{
 308                         $cat_feed = get_pref($link, 'ENABLE_FEED_CATS');
 309                         $out .= "<!-- feeding cats is not enabled -->";
 310                         $out .= "<!-- $cat_feed -->";
 311
 312                 }
 313
 314
 315                 $result = db_query($link, $select." FROM ttrss_feeds ".$where." ".$orderby);
 316
 317                 $old_cat_title = "";
 318
 319                 while ($line = db_fetch_assoc($result)) {
 320                         $title = htmlspecialchars($line["title"]);
 321                         $url = htmlspecialchars($line["feed_url"]);
 322                         $site_url = htmlspecialchars($line["site_url"]);
 323
 324                         if ($cat_mode) {
 325                                 $cat_title = htmlspecialchars($line["cat_title"]);
 326
 327                                 if ($old_cat_title != $cat_title) {
 328                                         if ($old_cat_title) {
 329                                                 $out .= "</outline>\n";
 330                                         }
 331
 332                                         if ($cat_title) {
 333                                                 $out .= "<outline title=\"$cat_title\" text=\"$cat_title\" >\n";
 334                                         }
 335
 336                                         $old_cat_title = $cat_title;
 337                                 }
 338                         }
 339
 340                         if ($site_url) {
 341                                 $html_url_qpart = "htmlUrl=\"$site_url\"";
 342                         } else {
 343                                 $html_url_qpart = "";
 344                         }
 345
 346                         $out .= "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
 347                 }
 348
 349                 if ($cat_mode && $old_cat_title) {
 350                         $out .= "</outline>\n";
 351                 }
 352
 353                 # export tt-rss settings
 354
 355                 if ($include_settings) {
 356                         $out .= "<outline title=\"tt-rss-prefs\" schema-version=\"".SCHEMA_VERSION."\">";
 357
 358                         $result = db_query($link, "SELECT pref_name, value FROM ttrss_user_prefs WHERE
 359                            profile IS NULL AND owner_uid = " . $_SESSION["uid"] . " ORDER BY pref_name");
 360
 361                         while ($line = db_fetch_assoc($result)) {
 362
 363                                 $name = $line["pref_name"];
 364                                 $value = htmlspecialchars($line["value"]);
 365
 366                                 $out .= "<outline pref-name=\"$name\" value=\"$value\">";
 367
 368                                 $out .= "</outline>";
 369
 370                         }
 371
 372                         $out .= "</outline>";
 373
 374                         $out .= "<outline title=\"tt-rss-labels\" schema-version=\"".SCHEMA_VERSION."\">";
 375
 376                         $result = db_query($link, "SELECT * FROM ttrss_labels2 WHERE
 377                                 owner_uid = " . $_SESSION['uid']);
 378
 379                         while ($line = db_fetch_assoc($result)) {
 380                                 $name = htmlspecialchars($line['caption']);
 381                                 $fg_color = htmlspecialchars($line['fg_color']);
 382                                 $bg_color = htmlspecialchars($line['bg_color']);
 383
 384                                 $out .= "<outline label-name=\"$name\" label-fg-color=\"$fg_color\" label-bg-color=\"$bg_color\"/>";
 385
 386                         }
 387
 388                         $out .= "</outline>";
 389
 390                         $out .= "<outline title=\"tt-rss-filters\" schema-version=\"".SCHEMA_VERSION."\">";
 391
 392                         $result = db_query($link, "SELECT filter_type,
 393                                         reg_exp,
 394                                         action_id,
 395                                         enabled,
 396                                         action_param,
 397                                         inverse,
 398                                         filter_param,
 399                                         cat_filter,
 400                                         ttrss_feeds.feed_url AS feed_url,
 401                                         ttrss_feed_categories.title AS cat_title
 402                                         FROM ttrss_filters
 403                                                 LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)
 404                                                 LEFT JOIN ttrss_feed_categories ON (ttrss_filters.cat_id = ttrss_feed_categories.id)
 405                                         WHERE
 406                                                 ttrss_filters.owner_uid = " . $_SESSION['uid']);
 407
 408                         while ($line = db_fetch_assoc($result)) {
 409                                 $name = htmlspecialchars($line['reg_exp']);
 410
 411                                 foreach (array('enabled', 'inverse', 'cat_filter') as $b) {
 412                                         $line[$b] = sql_bool_to_bool($line[$b]);
 413                                 }
 414
 415                                 $filter = json_encode($line);
 416
 417                                 $out .= "<outline filter-name=\"$name\">$filter</outline>";
 418
 419                         }
 420
 421
 422                         $out .= "</outline>";
 423                 }
 424
 425                 $out .= "</body></opml>";
 426
 427                 // Format output.
 428                 $doc = new DOMDocument();
 429                 $doc->formatOutput = true;
 430                 $doc->preserveWhiteSpace = false;
 431                 $doc->loadXML($out);
 432                 $res = $doc->saveXML();
 433
 434                 // saveXML uses a two-space indent.  Change to tabs.
 435                 $res = preg_replace_callback('/^(?:  )+/mu',
 436                         create_function(
 437                                 '$matches',
 438                                 'return str_repeat("\t", intval(strlen($matches[0])/2));'),
 439                         $res);
 440
 441                 print $res;
 442         }
 443
 444         // FIXME there are some brackets issues here
 445
 446         $op = $_REQUEST["op"];
 447         if (!$op) $op = "Export";
 448
 449         $output_name = $_REQUEST["filename"];
 450         if (!$output_name) $output_name = "TinyTinyRSS.opml";
 451
 452         $show_settings = $_REQUEST["settings"];
 453
 454         if ($op == "Export") {
 455
 456                 login_sequence($link);
 457                 $owner_uid = $_SESSION["uid"];
 458                 return opml_export($link, $output_name, $owner_uid, false, ($show_settings == 1));
 459         }
 460
 461         if ($op == "publish"){
 462                 $key = db_escape_string($_REQUEST["key"]);
 463
 464                 $result = db_query($link, "SELECT owner_uid
 465                                 FROM ttrss_access_keys WHERE
 466                                 access_key = '$key' AND feed_id = 'OPML:Publish'");
 467
 468                 if (db_num_rows($result) == 1) {
 469                         $owner_uid = db_fetch_result($result, 0, "owner_uid");
 470                         return opml_export($link, "", $owner_uid, true, false);
 471                 } else {
 472                         print "<error>User not found</error>";
 473                 }
 474         }
 475
 476         if ($op == "Import") {
 477
 478                 login_sequence($link);
 479                 $owner_uid = $_SESSION["uid"];
 480
 481                 header('Content-Type: text/html; charset=utf-8');
 482
 483                 print "<html>
 484                         <head>
 485                                 <link rel=\"stylesheet\" href=\"utility.css\" type=\"text/css\">
 486                                 <title>".__("OPML Utility")."</title>
 487                                 <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
 488                         </head>
 489                         <body>
 490                         <div class=\"floatingLogo\"><img src=\"images/logo_wide.png\"></div>
 491                         <h1>".__('OPML Utility')."</h1>";
 492
 493                 db_query($link, "BEGIN");
 494
 495                 /* create Imported feeds category just in case */
 496
 497                 $result = db_query($link, "SELECT id FROM
 498                         ttrss_feed_categories WHERE title = 'Imported feeds' AND
 499                         owner_uid = '$owner_uid' LIMIT 1");
 500
 501                 if (db_num_rows($result) == 0) {
 502                                 db_query($link, "INSERT INTO ttrss_feed_categories
 503                                         (title,owner_uid)
 504                                                 VALUES ('Imported feeds', '$owner_uid')");
 505                 }
 506
 507                 db_query($link, "COMMIT");
 508
 509                 print "<p>".__("Importing OPML...")."</p>";
 510                 opml_import_domdoc($link, $owner_uid);
 511
 512                 print "<br><form method=\"GET\" action=\"prefs.php\">
 513                         <input type=\"submit\" value=\"".__("Return to preferences")."\">
 514                         </form>";
 515
 516                 print "</body></html>";
 517
 518         }
 519
 520 //      if ($link) db_close($link);
 521
 522 ?>