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                         // Keep imported categories in order, after any pre-existing ones.
  32                         $new_cat_order_id = 0;
  33                         // Get the highest category order_id in use.
  34                         $result = db_query($link, "SELECT order_id FROM
  35                                 ttrss_feed_categories WHERE owner_uid = '$owner_uid'
  36                                 ORDER BY order_id DESC LIMIT 1");
  37                         if (db_num_rows($result) == 1) {
  38                                 $new_cat_order_id = db_fetch_result($result, 0, "order_id");
  39                         }
  40
  41                         if ($doc) {
  42                                 $body = $doc->getElementsByTagName('body');
  43
  44                                 $xpath = new DOMXpath($doc);
  45                                 $query = "/opml/body//outline";
  46
  47                                 $outlines = $xpath->query($query);
  48
  49                                 foreach ($outlines as $outline) {
  50
  51                                         $attributes = $outline->attributes;
  52
  53                                         $feed_title = db_escape_string($attributes->getNamedItem('text')->nodeValue);
  54                                         if (!$feed_title) $feed_title = db_escape_string($attributes->getNamedItem('title')->nodeValue);
  55
  56                                         $cat_title = db_escape_string($attributes->getNamedItem('title')->nodeValue);
  57                                         if (!$cat_title) $cat_title = db_escape_string($attributes->getNamedItem('text')->nodeValue);
  58
  59                                         $feed_url = db_escape_string($attributes->getNamedItem('xmlUrl')->nodeValue);
  60                                         if (!$feed_url) $feed_url = db_escape_string($attributes->getNamedItem('xmlURL')->nodeValue);
  61
  62                                         $site_url = db_escape_string($attributes->getNamedItem('htmlUrl')->nodeValue);
  63
  64                                         $pref_name = db_escape_string($attributes->getNamedItem('pref-name')->nodeValue);
  65                                         $label_name = db_escape_string($attributes->getNamedItem('label-name')->nodeValue);
  66                                         $filter_name = db_escape_string($attributes->getNamedItem('filter-name')->nodeValue);
  67
  68                                         if ($cat_title && !$feed_url) {
  69
  70                                                 if ($cat_title != "tt-rss-prefs" && $cat_title != 'tt-rss-labels' && $cat_title != 'tt-rss-filters') {
  71
  72                                                         db_query($link, "BEGIN");
  73
  74                                                         $result = db_query($link, "SELECT id FROM
  75                                                                         ttrss_feed_categories WHERE title = '$cat_title' AND
  76                                                                         owner_uid = '$owner_uid' LIMIT 1");
  77
  78                                                         if (db_num_rows($result) == 0) {
  79                                                                 $cat_order_id = ++$new_cat_order_id;
  80
  81                                                                 printf(__("<li>Adding category <b>%s</b>.</li>"), $cat_title);
  82
  83                                                                 db_query($link, "INSERT INTO ttrss_feed_categories
  84                                                                                 (title,owner_uid,order_id)
  85                                                                                 VALUES ('$cat_title', '$owner_uid', '$cat_order_id')");
  86                                                         }
  87
  88                                                         db_query($link, "COMMIT");
  89                                                 }
  90                                         }
  91
  92                                         //                                              print "$active_category : $feed_title : $feed_url<br>";
  93
  94                                         if ($pref_name) {
  95                                                 $parent_node = $outline->parentNode;
  96
  97                                                 if ($parent_node && $parent_node->nodeName == "outline") {
  98                                                         $cat_check = $parent_node->attributes->getNamedItem('title')->nodeValue;
  99                                                         if ($cat_check == "tt-rss-prefs") {
 100                                                                 $pref_value = db_escape_string($outline->attributes->getNamedItem('value')->nodeValue);
 101
 102                                                                 printf("<li>".
 103                                                                         __("Setting preference key %s to %s")."</li>",
 104                                                                                 $pref_name, $pref_value);
 105
 106                                                                 set_pref($link, $pref_name, $pref_value);
 107
 108                                                         }
 109                                                 }
 110                                         }
 111
 112                                         if ($label_name) {
 113                                                 $parent_node = $outline->parentNode;
 114
 115                                                 if ($parent_node && $parent_node->nodeName == "outline") {
 116                                                         $cat_check = $parent_node->attributes->getNamedItem('title')->nodeValue;
 117                                                         if ($cat_check == "tt-rss-labels") {
 118
 119                                                                 $fg_color = db_escape_string($attributes->getNamedItem('label-fg-color')->nodeValue);
 120                                                                 $bg_color = db_escape_string($attributes->getNamedItem('label-bg-color')->nodeValue);
 121
 122                                                                 if (!label_find_id($link, $label_name, $_SESSION['uid'])) {
 123                                                                         printf("<li>".__("Adding label %s")."</li>", htmlspecialchars($label_name));
 124                                                                         label_create($link, $label_name, $fg_color, $bg_color);
 125                                                                 } else {
 126                                                                         printf("<li>".__("Duplicate label: %s")."</li>",
 127                                                                                 htmlspecialchars($label_name));
 128                                                                 }
 129                                                         }
 130                                                 }
 131                                         }
 132
 133                                         if ($filter_name) {
 134                                                 $parent_node = $outline->parentNode;
 135
 136                                                 if ($parent_node && $parent_node->nodeName == "outline") {
 137                                                         $cat_check = $parent_node->attributes->getNamedItem('title')->nodeValue;
 138                                                         if ($cat_check == "tt-rss-filters") {
 139                                                                 $filter = json_decode($outline->nodeValue, true);
 140
 141                                                                 if ($filter) {
 142                                                                         $reg_exp = db_escape_string($filter['reg_exp']);
 143                                                                         $filter_type = (int)$filter['filter_type'];
 144                                                                         $action_id = (int)$filter['action_id'];
 145
 146                                                                         $result = db_query($link, "SELECT id FROM ttrss_filters WHERE
 147                                                                                 reg_exp = '$reg_exp' AND
 148                                                                                 filter_type = '$filter_type' AND
 149                                                                                 action_id = '$action_id' AND
 150                                                                                 owner_uid = " .$_SESSION['uid']);
 151
 152                                                                         if (db_num_rows($result) == 0) {
 153                                                                                 $enabled = bool_to_sql_bool($filter['enabled']);
 154                                                                                 $action_param = db_escape_string($filter['action_param']);
 155                                                                                 $inverse = bool_to_sql_bool($filter['inverse']);
 156                                                                                 $filter_param = db_escape_string($filter['filter_param']);
 157                                                                                 $cat_filter = bool_to_sql_bool($filter['cat_filter']);
 158
 159                                                                                 $feed_url = db_escape_string($filter['feed_url']);
 160                                                                                 $cat_title = db_escape_string($filter['cat_title']);
 161
 162                                                                                 $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
 163                                                                                         feed_url = '$feed_url' AND owner_uid = ".$_SESSION['uid']);
 164
 165                                                                                 if (db_num_rows($result) != 0) {
 166                                                                                         $feed_id = db_fetch_result($result, 0, "id");
 167                                                                                 } else {
 168                                                                                         $feed_id = "NULL";
 169                                                                                 }
 170
 171                                                                                 $result = db_query($link, "SELECT id FROM ttrss_feed_categories WHERE
 172                                                                                         title = '$cat_title' AND  owner_uid = ".$_SESSION['uid']);
 173
 174                                                                                 if (db_num_rows($result) != 0) {
 175                                                                                         $cat_id = db_fetch_result($result, 0, "id");
 176                                                                                 } else {
 177                                                                                         $cat_id = "NULL";
 178                                                                                 }
 179
 180                                                                                 printf("<li>".__("Adding filter %s")."</li>", htmlspecialchars($reg_exp));
 181
 182                                                                                 $query = "INSERT INTO ttrss_filters (filter_type, action_id,
 183                                                                                                 enabled, inverse, action_param, filter_param,
 184                                                                                                 cat_filter, feed_id,
 185                                                                                                 cat_id, reg_exp,
 186                                                                                                 owner_uid)
 187                                                                                         VALUES ($filter_type, $action_id,
 188                                                                                                 $enabled, $inverse, '$action_param', '$filter_param',
 189                                                                                                 $cat_filter, $feed_id,
 190                                                                                                 $cat_id, '$reg_exp', ".
 191                                                                                                 $_SESSION['uid'].")";
 192
 193                                                                                 db_query($link, $query);
 194
 195                                                                         } else {
 196                                                                                 printf("<li>".__("Duplicate filter %s")."</li>", htmlspecialchars($reg_exp));
 197
 198                                                                         }
 199                                                                 }
 200                                                         }
 201                                                 }
 202                                         }
 203
 204                                         if (!$feed_title || !$feed_url) continue;
 205
 206                                         db_query($link, "BEGIN");
 207
 208                                         $cat_id = null;
 209
 210                                         $parent_node = $outline->parentNode;
 211
 212                                         if ($parent_node && $parent_node->nodeName == "outline") {
 213                                                 $element_category = $parent_node->attributes->getNamedItem('title')->nodeValue;
 214                                                 if (!$element_category) $element_category = $parent_node->attributes->getNamedItem('text')->nodeValue;
 215
 216                                         } else {
 217                                                 $element_category = '';
 218                                         }
 219
 220                                         if ($element_category) {
 221
 222                                                 $element_category = db_escape_string($element_category);
 223
 224                                                 $result = db_query($link, "SELECT id FROM
 225                                                                 ttrss_feed_categories WHERE title = '$element_category' AND
 226                                                                 owner_uid = '$owner_uid' LIMIT 1");
 227
 228                                                         if (db_num_rows($result) == 1) {
 229                                                                 $cat_id = db_fetch_result($result, 0, "id");
 230                                                         }
 231                                         }
 232
 233                                         $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
 234                                                         feed_url = '$feed_url'
 235                                                         AND owner_uid = '$owner_uid'");
 236
 237                                         print "<li><a target='_blank' href='$site_url'><b>$feed_title</b></a></b>
 238                                                 (<a target='_blank' href=\"$feed_url\">rss</a>)&nbsp;";
 239
 240                                         if (db_num_rows($result) > 0) {
 241                                                 print __('is already imported.');
 242                                         } else {
 243                                                 // Get max order_id already in use. Increment.
 244                                                 $new_feed_order_id = 0; // these start at zero
 245                                                 $cat_id_qpart = $cat_id ? "cat_id = '$cat_id'" : "cat_id = '$default_cat_id'";
 246                                                 $result = db_query($link, "SELECT order_id FROM
 247                                                         ttrss_feeds WHERE owner_uid = '$owner_uid' AND $cat_id_qpart
 248                                                         ORDER BY order_id DESC LIMIT 1");
 249                                                 if (db_num_rows($result) == 1) {
 250                                                         $new_feed_order_id = db_fetch_result($result, 0, "order_id");
 251                                                         $new_feed_order_id++;
 252                                                 }
 253
 254                                                 if ($cat_id) {
 255                                                         $add_query = "INSERT INTO ttrss_feeds
 256                                                                 (title, feed_url, owner_uid, cat_id, site_url, order_id) VALUES
 257                                                                 ('$feed_title', '$feed_url', '$owner_uid',
 258                                                                  '$cat_id', '$site_url', '$new_feed_order_id')";
 259
 260                                                 } else {
 261                                                         $add_query = "INSERT INTO ttrss_feeds
 262                                                                 (title, feed_url, owner_uid, cat_id, site_url, order_id) VALUES
 263                                                                 ('$feed_title', '$feed_url', '$owner_uid', '$default_cat_id',
 264                                                                         '$site_url', '$new_feed_order_id')";
 265
 266                                                 }
 267
 268                                                 //print $add_query;
 269                                                 db_query($link, $add_query);
 270
 271                                                 print __('OK');
 272                                         }
 273
 274                                         print "</li>";
 275
 276                                         db_query($link, "COMMIT");
 277                                 }
 278
 279                         } else {
 280                                 print_error(__('Error while parsing document.'));
 281                         }
 282
 283                 } else {
 284                         print_error(__('Error: please upload OPML file.'));
 285                 }
 286
 287
 288         }
 289
 290         function opml_export($link, $name, $owner_uid, $hide_private_feeds=false, $include_settings=true) {
 291                 if (!$_REQUEST["debug"]) {
 292                         header("Content-type: application/xml+opml");
 293                         header("Content-Disposition: attachment; filename=" . $name );
 294                 } else {
 295                         header("Content-type: text/xml");
 296                 }
 297
 298                 $out = "<?xml version=\"1.0\" encoding=\"utf-8\"?".">";
 299
 300                 $out .= "<opml version=\"1.0\">";
 301                 $out .= "<head>
 302                         <dateCreated>" . date("r", time()) . "</dateCreated>
 303                         <title>Tiny Tiny RSS Feed Export</title>
 304                 </head>";
 305                 $out .= "<body>";
 306
 307                 $cat_mode = false;
 308
 309                 $select = "SELECT * ";
 310                 $where = "WHERE owner_uid = '$owner_uid'";
 311                 $orderby = "ORDER BY order_id, title";
 312                 if ($hide_private_feeds){
 313                         $where = "WHERE owner_uid = '$owner_uid' AND private IS false AND
 314                                 auth_login = '' AND auth_pass = ''";
 315                 }
 316
 317
 318
 319                 if (get_pref($link, 'ENABLE_FEED_CATS', $owner_uid) == true) {
 320                         $cat_mode = true;
 321                         $select = "SELECT
 322                                 title, feed_url, site_url, order_id,
 323                                 (SELECT order_id FROM ttrss_feed_categories WHERE id = cat_id) AS cat_order_id,
 324                                 (SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title";
 325                         $orderby = "ORDER BY cat_order_id, cat_title, order_id, title";
 326
 327                 }
 328                 else{
 329                         $cat_feed = get_pref($link, 'ENABLE_FEED_CATS');
 330                         $out .= "<!-- feeding cats is not enabled -->";
 331                         $out .= "<!-- $cat_feed -->";
 332
 333                 }
 334
 335
 336                 $result = db_query($link, $select." FROM ttrss_feeds ".$where." ".$orderby);
 337
 338                 $old_cat_title = "";
 339
 340                 while ($line = db_fetch_assoc($result)) {
 341                         $title = htmlspecialchars($line["title"]);
 342                         $url = htmlspecialchars($line["feed_url"]);
 343                         $site_url = htmlspecialchars($line["site_url"]);
 344
 345                         if ($cat_mode) {
 346                                 $cat_title = htmlspecialchars($line["cat_title"]);
 347
 348                                 if ($old_cat_title != $cat_title) {
 349                                         if ($old_cat_title) {
 350                                                 $out .= "</outline>\n";
 351                                         }
 352
 353                                         if ($cat_title) {
 354                                                 $out .= "<outline title=\"$cat_title\" text=\"$cat_title\" >\n";
 355                                         }
 356
 357                                         $old_cat_title = $cat_title;
 358                                 }
 359                         }
 360
 361                         if ($site_url) {
 362                                 $html_url_qpart = "htmlUrl=\"$site_url\"";
 363                         } else {
 364                                 $html_url_qpart = "";
 365                         }
 366
 367                         $out .= "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
 368                 }
 369
 370                 if ($cat_mode && $old_cat_title) {
 371                         $out .= "</outline>\n";
 372                 }
 373
 374                 # export tt-rss settings
 375
 376                 if ($include_settings) {
 377                         $out .= "<outline title=\"tt-rss-prefs\" schema-version=\"".SCHEMA_VERSION."\">";
 378
 379                         $result = db_query($link, "SELECT pref_name, value FROM ttrss_user_prefs WHERE
 380                            profile IS NULL AND owner_uid = " . $_SESSION["uid"] . " ORDER BY pref_name");
 381
 382                         while ($line = db_fetch_assoc($result)) {
 383
 384                                 $name = $line["pref_name"];
 385                                 $value = htmlspecialchars($line["value"]);
 386
 387                                 $out .= "<outline pref-name=\"$name\" value=\"$value\">";
 388
 389                                 $out .= "</outline>";
 390
 391                         }
 392
 393                         $out .= "</outline>";
 394
 395                         $out .= "<outline title=\"tt-rss-labels\" schema-version=\"".SCHEMA_VERSION."\">";
 396
 397                         $result = db_query($link, "SELECT * FROM ttrss_labels2 WHERE
 398                                 owner_uid = " . $_SESSION['uid']);
 399
 400                         while ($line = db_fetch_assoc($result)) {
 401                                 $name = htmlspecialchars($line['caption']);
 402                                 $fg_color = htmlspecialchars($line['fg_color']);
 403                                 $bg_color = htmlspecialchars($line['bg_color']);
 404
 405                                 $out .= "<outline label-name=\"$name\" label-fg-color=\"$fg_color\" label-bg-color=\"$bg_color\"/>";
 406
 407                         }
 408
 409                         $out .= "</outline>";
 410
 411                         $out .= "<outline title=\"tt-rss-filters\" schema-version=\"".SCHEMA_VERSION."\">";
 412
 413                         $result = db_query($link, "SELECT filter_type,
 414                                         reg_exp,
 415                                         action_id,
 416                                         enabled,
 417                                         action_param,
 418                                         inverse,
 419                                         filter_param,
 420                                         cat_filter,
 421                                         ttrss_feeds.feed_url AS feed_url,
 422                                         ttrss_feed_categories.title AS cat_title
 423                                         FROM ttrss_filters
 424                                                 LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)
 425                                                 LEFT JOIN ttrss_feed_categories ON (ttrss_filters.cat_id = ttrss_feed_categories.id)
 426                                         WHERE
 427                                                 ttrss_filters.owner_uid = " . $_SESSION['uid']);
 428
 429                         while ($line = db_fetch_assoc($result)) {
 430                                 $name = htmlspecialchars($line['reg_exp']);
 431
 432                                 foreach (array('enabled', 'inverse', 'cat_filter') as $b) {
 433                                         $line[$b] = sql_bool_to_bool($line[$b]);
 434                                 }
 435
 436                                 $filter = json_encode($line);
 437
 438                                 $out .= "<outline filter-name=\"$name\">$filter</outline>";
 439
 440                         }
 441
 442
 443                         $out .= "</outline>";
 444                 }
 445
 446                 $out .= "</body></opml>";
 447
 448                 // Format output.
 449                 $doc = new DOMDocument();
 450                 $doc->formatOutput = true;
 451                 $doc->preserveWhiteSpace = false;
 452                 $doc->loadXML($out);
 453                 $res = $doc->saveXML();
 454
 455                 // saveXML uses a two-space indent.  Change to tabs.
 456                 $res = preg_replace_callback('/^(?:  )+/mu',
 457                         create_function(
 458                                 '$matches',
 459                                 'return str_repeat("\t", intval(strlen($matches[0])/2));'),
 460                         $res);
 461
 462                 print $res;
 463         }
 464
 465         // FIXME there are some brackets issues here
 466
 467         $op = $_REQUEST["op"];
 468         if (!$op) $op = "Export";
 469
 470         $output_name = $_REQUEST["filename"];
 471         if (!$output_name) $output_name = "TinyTinyRSS.opml";
 472
 473         $show_settings = $_REQUEST["settings"];
 474
 475         if ($op == "Export") {
 476
 477                 login_sequence($link);
 478                 $owner_uid = $_SESSION["uid"];
 479                 return opml_export($link, $output_name, $owner_uid, false, ($show_settings == 1));
 480         }
 481
 482         if ($op == "publish"){
 483                 $key = db_escape_string($_REQUEST["key"]);
 484
 485                 $result = db_query($link, "SELECT owner_uid
 486                                 FROM ttrss_access_keys WHERE
 487                                 access_key = '$key' AND feed_id = 'OPML:Publish'");
 488
 489                 if (db_num_rows($result) == 1) {
 490                         $owner_uid = db_fetch_result($result, 0, "owner_uid");
 491                         return opml_export($link, "", $owner_uid, true, false);
 492                 } else {
 493                         print "<error>User not found</error>";
 494                 }
 495         }
 496
 497         if ($op == "Import") {
 498
 499                 login_sequence($link);
 500                 $owner_uid = $_SESSION["uid"];
 501
 502                 header('Content-Type: text/html; charset=utf-8');
 503
 504                 print "<html>
 505                         <head>
 506                                 <link rel=\"stylesheet\" href=\"utility.css\" type=\"text/css\">
 507                                 <title>".__("OPML Utility")."</title>
 508                                 <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
 509                         </head>
 510                         <body>
 511                         <div class=\"floatingLogo\"><img src=\"images/logo_wide.png\"></div>
 512                         <h1>".__('OPML Utility')."</h1>";
 513
 514                 db_query($link, "BEGIN");
 515
 516                 /* create Imported feeds category just in case */
 517
 518                 $result = db_query($link, "SELECT id FROM
 519                         ttrss_feed_categories WHERE title = 'Imported feeds' AND
 520                         owner_uid = '$owner_uid' LIMIT 1");
 521
 522                 if (db_num_rows($result) == 0) {
 523                                 db_query($link, "INSERT INTO ttrss_feed_categories
 524                                         (title,owner_uid)
 525                                                 VALUES ('Imported feeds', '$owner_uid')");
 526                 }
 527
 528                 db_query($link, "COMMIT");
 529
 530                 print "<p>".__("Importing OPML...")."</p>";
 531                 opml_import_domdoc($link, $owner_uid);
 532
 533                 print "<br><form method=\"GET\" action=\"prefs.php\">
 534                         <input type=\"submit\" value=\"".__("Return to preferences")."\">
 535                         </form>";
 536
 537                 print "</body></html>";
 538
 539         }
 540
 541 //      if ($link) db_close($link);
 542
 543 ?>