modules/backend-rpc.php

   1 <?php
   2         function handle_rpc_request($link) {
   3
   4                 $subop = $_REQUEST["subop"];
   5                 $seq = (int) $_REQUEST["seq"];
   6
   7                 if ($subop == "setprofile") {
   8                         $id = db_escape_string($_REQUEST["id"]);
   9
  10                         $_SESSION["profile"] = $id;
  11                         $_SESSION["prefs_cache"] = array();
  12                         return;
  13                 }
  14
  15                 if ($subop == "remprofiles") {
  16                         $ids = split(",", db_escape_string(trim($_REQUEST["ids"])));
  17
  18                         foreach ($ids as $id) {
  19                                 if ($_SESSION["profile"] != $id) {
  20                                         db_query($link, "DELETE FROM ttrss_settings_profiles WHERE id = '$id' AND
  21                                                 owner_uid = " . $_SESSION["uid"]);
  22                                 }
  23                         }
  24                         return;
  25                 }
  26
  27                 if ($subop == "addprofile") {
  28                         $title = db_escape_string(trim($_REQUEST["title"]));
  29                         if ($title) {
  30                                 db_query($link, "BEGIN");
  31
  32                                 $result = db_query($link, "SELECT id FROM ttrss_settings_profiles
  33                                         WHERE title = '$title' AND owner_uid = " . $_SESSION["uid"]);
  34
  35                                 if (db_num_rows($result) == 0) {
  36
  37                                         db_query($link, "INSERT INTO ttrss_settings_profiles (title, owner_uid)
  38                                                 VALUES ('$title', ".$_SESSION["uid"] .")");
  39
  40                                         $result = db_query($link, "SELECT id FROM ttrss_settings_profiles WHERE
  41                                                 title = '$title'");
  42
  43                                         if (db_num_rows($result) != 0) {
  44                                                 $profile_id = db_fetch_result($result, 0, "id");
  45
  46                                                 if ($profile_id) {
  47                                                         initialize_user_prefs($link, $_SESSION["uid"], $profile_id);
  48                                                 }
  49                                         }
  50                                 }
  51
  52                                 db_query($link, "COMMIT");
  53                         }
  54                         return;
  55                 }
  56
  57                 if ($subop == "saveprofile") {
  58                         $id = db_escape_string($_REQUEST["id"]);
  59                         $title = db_escape_string(trim($_REQUEST["value"]));
  60
  61                         if ($id == 0) {
  62                                 print __("Default profile");
  63                                 return;
  64                         }
  65
  66                         if ($title) {
  67                                 db_query($link, "BEGIN");
  68
  69                                 $result = db_query($link, "SELECT id FROM ttrss_settings_profiles
  70                                         WHERE title = '$title' AND owner_uid =" . $_SESSION["uid"]);
  71
  72                                 if (db_num_rows($result) == 0) {
  73                                         db_query($link, "UPDATE ttrss_settings_profiles
  74                                                 SET title = '$title' WHERE id = '$id' AND
  75                                                 owner_uid = " . $_SESSION["uid"]);
  76                                         print $title;
  77                                 } else {
  78                                         $result = db_query($link, "SELECT title FROM ttrss_settings_profiles
  79                                                 WHERE id = '$id' AND owner_uid =" . $_SESSION["uid"]);
  80                                         print db_fetch_result($result, 0, "title");
  81                                 }
  82
  83                                 db_query($link, "COMMIT");
  84                         }
  85                         return;
  86                 }
  87
  88                 if ($subop == "remarchive") {
  89                         $ids = split(",", db_escape_string($_REQUEST["ids"]));
  90
  91                         print "<rpc-reply>";
  92
  93                         foreach ($ids as $id) {
  94                                 $result = db_query($link, "DELETE FROM ttrss_archived_feeds WHERE
  95                                         (SELECT COUNT(*) FROM ttrss_user_entries
  96                                                 WHERE orig_feed_id = '$id') = 0 AND
  97                                                 id = '$id' AND owner_uid = ".$_SESSION["uid"]);
  98
  99                                 $rc = db_affected_rows($link, $result);
 100
 101                                 print "<feed id='$id' rc='$rc'/>";
 102
 103                         }
 104
 105                         print "</rpc-reply>";
 106
 107                         return;
 108                 }
 109
 110                 if ($subop == "addfeed") {
 111
 112                         $feed = db_escape_string($_REQUEST['feed']);
 113                         $cat = db_escape_string($_REQUEST['cat']);
 114                         $login = db_escape_string($_REQUEST['login']);
 115                         $pass = db_escape_string($_REQUEST['pass']);
 116
 117                         $rc = subscribe_to_feed($link, $feed, $cat, $login, $pass);
 118
 119                         print "<rpc-reply>";
 120                         print "<result code='$rc'/>";
 121                         print "</rpc-reply>";
 122
 123                         return;
 124
 125                 }
 126
 127                 if ($subop == "extractfeedurls") {
 128                         print "<rpc-reply>";
 129
 130                         $urls = get_feeds_from_html($_REQUEST['url']);
 131                         print "<urls><![CDATA[" . json_encode($urls) . "]]></urls>";
 132
 133                         print "</rpc-reply>";
 134                         return;
 135                 }
 136
 137                 if ($subop == "togglepref") {
 138                         header("Content-Type: text/plain");
 139
 140                         $key = db_escape_string($_REQUEST["key"]);
 141                         set_pref($link, $key, !get_pref($link, $key));
 142                         $value = get_pref($link, $key);
 143
 144                         print json_encode(array("param" =>$key, "value" => $value));
 145                         return;
 146                 }
 147
 148                 if ($subop == "setpref") {
 149                         print "<rpc-reply>";
 150
 151                         $key = db_escape_string($_REQUEST["key"]);
 152                         $value = db_escape_string($_REQUEST["value"]);
 153
 154                         set_pref($link, $key, $value);
 155
 156                         print "<param-set key=\"$key\" value=\"$value\"/>";
 157
 158                         print "</rpc-reply>";
 159
 160                         return;
 161                 }
 162
 163                 if ($subop == "mark") {
 164                         header("Content-Type: text/plain");
 165
 166                         $mark = $_REQUEST["mark"];
 167                         $id = db_escape_string($_REQUEST["id"]);
 168
 169                         if ($mark == "1") {
 170                                 $mark = "true";
 171                         } else {
 172                                 $mark = "false";
 173                         }
 174
 175                         // FIXME this needs collision testing
 176
 177                         $result = db_query($link, "UPDATE ttrss_user_entries SET marked = $mark
 178                                 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
 179
 180                         print json_encode(array("message" => "UPDATE_COUNTERS"));
 181                         return;
 182                 }
 183
 184                 if ($subop == "delete") {
 185                         header("Content-Type: text/plain");
 186
 187                         $ids = db_escape_string($_REQUEST["ids"]);
 188
 189                         $result = db_query($link, "DELETE FROM ttrss_user_entries
 190                                 WHERE ref_id IN ($ids) AND owner_uid = " . $_SESSION["uid"]);
 191
 192                         print json_encode(array("message" => "UPDATE_COUNTERS"));
 193                         return;
 194                 }
 195
 196                 if ($subop == "unarchive") {
 197                         header("Content-Type: text/plain");
 198
 199                         $ids = db_escape_string($_REQUEST["ids"]);
 200
 201                         $result = db_query($link, "UPDATE ttrss_user_entries
 202                                 SET feed_id = orig_feed_id, orig_feed_id = NULL
 203                                 WHERE ref_id IN ($ids) AND owner_uid = " . $_SESSION["uid"]);
 204
 205                         print json_encode(array("message" => "UPDATE_COUNTERS"));
 206                         return;
 207                 }
 208
 209                 if ($subop == "archive") {
 210                         header("Content-Type: text/plain");
 211
 212                         $ids = split(",", db_escape_string($_REQUEST["ids"]));
 213
 214                         foreach ($ids as $id) {
 215                                 archive_article($link, $id, $_SESSION["uid"]);
 216                         }
 217
 218                         print json_encode(array("message" => "UPDATE_COUNTERS"));
 219                         return;
 220                 }
 221
 222
 223                 if ($subop == "publ") {
 224                         $pub = $_REQUEST["pub"];
 225                         $id = db_escape_string($_REQUEST["id"]);
 226                         $note = trim(strip_tags(db_escape_string($_REQUEST["note"])));
 227
 228                         if ($pub == "1") {
 229                                 $pub = "true";
 230                         } else {
 231                                 $pub = "false";
 232                         }
 233
 234                         if ($note != 'undefined') {
 235                                 $note_qpart = "note = '$note',";
 236                         }
 237
 238                         // FIXME this needs collision testing
 239
 240                         $result = db_query($link, "UPDATE ttrss_user_entries SET
 241                                 $note_qpart
 242                                 published = $pub
 243                                 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
 244
 245
 246                         print "<rpc-reply>";
 247
 248                         if ($note != 'undefined') {
 249                                 $note_size = strlen($note);
 250                                 print "<note id=\"$id\" size=\"$note_size\">";
 251                                 print "<![CDATA[" . format_article_note($id, $note) . "]]>";
 252                                 print "</note>";
 253                         }
 254
 255                         print "<message>UPDATE_COUNTERS</message>";
 256
 257                         print "</rpc-reply>";
 258
 259                         return;
 260                 }
 261
 262 /*              if ($subop == "updateFeed") {
 263                         $feed_id = db_escape_string($_REQUEST["feed"]);
 264
 265                         update_rss_feed($link, $feed_id);
 266
 267                         print "<rpc-reply>";
 268                         print "<message>UPDATE_COUNTERS</message>";
 269                         print "</rpc-reply>";
 270
 271                         return;
 272                 } */
 273
 274                 if ($subop == "updateAllFeeds" || $subop == "getAllCounters") {
 275
 276                         header("Content-Type: text/plain");
 277
 278                         $last_article_id = (int) $_REQUEST["last_article_id"];
 279
 280                         $reply = array();
 281
 282                         if ($seq) $reply['seq'] = $seq;
 283
 284                         if ($last_article_id != getLastArticleId($link)) {
 285                                 $omode = $_REQUEST["omode"];
 286
 287                                 if ($omode != "T")
 288                                         $reply['counters'] = getAllCounters($link, $omode);
 289                                 else
 290                                         $reply['counters'] = getGlobalCounters($link);
 291                         }
 292
 293                         $reply['runtime-info'] = make_runtime_info($link);
 294
 295
 296                         print json_encode($reply);
 297                         return;
 298                 }
 299
 300                 /* GET["cmode"] = 0 - mark as read, 1 - as unread, 2 - toggle */
 301                 if ($subop == "catchupSelected") {
 302                         header("Content-Type: text/plain");
 303
 304                         $ids = split(",", db_escape_string($_REQUEST["ids"]));
 305                         $cmode = sprintf("%d", $_REQUEST["cmode"]);
 306
 307                         catchupArticlesById($link, $ids, $cmode);
 308
 309                         print json_encode(array("message" => "UPDATE_COUNTERS"));
 310                         return;
 311                 }
 312
 313                 if ($subop == "markSelected") {
 314                         header("Content-Type: text/plain");
 315
 316                         $ids = split(",", db_escape_string($_REQUEST["ids"]));
 317                         $cmode = sprintf("%d", $_REQUEST["cmode"]);
 318
 319                         markArticlesById($link, $ids, $cmode);
 320
 321                         print json_encode(array("message" => "UPDATE_COUNTERS"));
 322                         return;
 323                 }
 324
 325                 if ($subop == "publishSelected") {
 326                         header("Content-Type: text/plain");
 327
 328                         $ids = split(",", db_escape_string($_REQUEST["ids"]));
 329                         $cmode = sprintf("%d", $_REQUEST["cmode"]);
 330
 331                         publishArticlesById($link, $ids, $cmode);
 332
 333                         print json_encode(array("message" => "UPDATE_COUNTERS"));
 334                         return;
 335                 }
 336
 337                 if ($subop == "sanityCheck") {
 338                         print "<rpc-reply>";
 339                         if (sanity_check($link)) {
 340                                 print "<error error-code=\"0\"/>";
 341
 342                                 print "<init-params><![CDATA[";
 343                                 print json_encode(make_init_params($link));
 344                                 print "]]></init-params>";
 345
 346                                 print_runtime_info($link);
 347
 348                                 # assign client-passed params to session
 349                                 $_SESSION["client.userAgent"] = $_REQUEST["ua"];
 350
 351                         }
 352                         print "</rpc-reply>";
 353
 354                         return;
 355                 }
 356
 357                 if ($subop == "globalPurge") {
 358
 359                         print "<rpc-reply>";
 360                         global_purge_old_posts($link, true);
 361                         print "</rpc-reply>";
 362
 363                         return;
 364                 }
 365
 366                 if ($subop == "setArticleTags") {
 367
 368                         global $memcache;
 369
 370                         $id = db_escape_string($_REQUEST["id"]);
 371
 372                         $tags_str = db_escape_string($_REQUEST["tags_str"]);
 373                         $tags = array_unique(trim_array(split(",", $tags_str)));
 374
 375                         db_query($link, "BEGIN");
 376
 377                         $result = db_query($link, "SELECT int_id FROM ttrss_user_entries WHERE
 378                                 ref_id = '$id' AND owner_uid = '".$_SESSION["uid"]."' LIMIT 1");
 379
 380                         if (db_num_rows($result) == 1) {
 381
 382                                 $tags_to_cache = array();
 383
 384                                 $int_id = db_fetch_result($result, 0, "int_id");
 385
 386                                 db_query($link, "DELETE FROM ttrss_tags WHERE
 387                                         post_int_id = $int_id AND owner_uid = '".$_SESSION["uid"]."'");
 388
 389                                 foreach ($tags as $tag) {
 390                                         $tag = sanitize_tag($tag);
 391
 392                                         if (!tag_is_valid($tag)) {
 393                                                 continue;
 394                                         }
 395
 396                                         if (preg_match("/^[0-9]*$/", $tag)) {
 397                                                 continue;
 398                                         }
 399
 400 //                                      print "<!-- $id : $int_id : $tag -->";
 401
 402                                         if ($tag != '') {
 403                                                 db_query($link, "INSERT INTO ttrss_tags
 404                                                         (post_int_id, owner_uid, tag_name) VALUES ('$int_id', '".$_SESSION["uid"]."', '$tag')");
 405                                         }
 406
 407                                         array_push($tags_to_cache, $tag);
 408                                 }
 409
 410                                 /* update tag cache */
 411
 412                                 $tags_str = join(",", $tags_to_cache);
 413
 414                                 db_query($link, "UPDATE ttrss_user_entries
 415                                         SET tag_cache = '$tags_str' WHERE ref_id = '$id'
 416                                         AND owner_uid = " . $_SESSION["uid"]);
 417                         }
 418
 419                         db_query($link, "COMMIT");
 420
 421                         if ($memcache) {
 422                                 $obj_id = md5("TAGS:".$_SESSION["uid"].":$id");
 423                                 $memcache->delete($obj_id);
 424                         }
 425
 426                         $tags_str = format_tags_string(get_article_tags($link, $id), $id);
 427
 428                         print "<rpc-reply>
 429                                 <tags-str id=\"$id\"><![CDATA[$tags_str]]></tags-str>
 430                                 </rpc-reply>";
 431
 432                         return;
 433                 }
 434
 435                 if ($subop == "regenOPMLKey") {
 436
 437                         print "<rpc-reply>";
 438
 439                         update_feed_access_key($link, 'OPML:Publish',
 440                                 false, $_SESSION["uid"]);
 441
 442                         $new_link = opml_publish_url($link);
 443                         print "<link><![CDATA[$new_link]]></link>";
 444                         print "</rpc-reply>";
 445                         return;
 446                 }
 447
 448                 if ($subop == "logout") {
 449                         logout_user();
 450                         print_error_xml(6);
 451                         return;
 452                 }
 453
 454                 if ($subop == "completeTags") {
 455                         header("Content-Type: text/plain");
 456
 457                         $search = db_escape_string($_REQUEST["search"]);
 458
 459                         $result = db_query($link, "SELECT DISTINCT tag_name FROM ttrss_tags
 460                                 WHERE owner_uid = '".$_SESSION["uid"]."' AND
 461                                 tag_name LIKE '$search%' ORDER BY tag_name
 462                                 LIMIT 10");
 463
 464                         print "<ul>";
 465                         while ($line = db_fetch_assoc($result)) {
 466                                 print "<li>" . $line["tag_name"] . "</li>";
 467                         }
 468                         print "</ul>";
 469
 470                         return;
 471                 }
 472
 473                 if ($subop == "purge") {
 474                         $ids = split(",", db_escape_string($_REQUEST["ids"]));
 475                         $days = sprintf("%d", $_REQUEST["days"]);
 476
 477                         foreach ($ids as $id) {
 478
 479                                 $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
 480                                         id = '$id' AND owner_uid = ".$_SESSION["uid"]);
 481
 482                                 if (db_num_rows($result) == 1) {
 483                                         purge_feed($link, $id, $days);
 484                                 }
 485                         }
 486
 487                         return;
 488                 }
 489
 490 /*              if ($subop == "setScore") {
 491                         $id = db_escape_string($_REQUEST["id"]);
 492                         $score = sprintf("%d", $_REQUEST["score"]);
 493
 494                         $result = db_query($link, "UPDATE ttrss_user_entries SET score = '$score'
 495                                 WHERE ref_id = '$id' AND owner_uid = ".$_SESSION["uid"]);
 496
 497                         print "<rpc-reply><message>Acknowledged.</message></rpc-reply>";
 498
 499                         return;
 500
 501                 } */
 502
 503                 if ($subop == "getArticles") {
 504                         $ids = split(",", db_escape_string($_REQUEST["ids"]));
 505
 506                         print "<rpc-reply>";
 507
 508                         foreach ($ids as $id) {
 509                                 if ($id) {
 510                                         outputArticleXML($link, $id, 0, false);
 511                                 }
 512                         }
 513                         print "</rpc-reply>";
 514
 515                         return;
 516                 }
 517
 518                 if ($subop == "checkDate") {
 519
 520                         $date = db_escape_string($_REQUEST["date"]);
 521                         $date_parsed = strtotime($date);
 522
 523                         print "<rpc-reply>";
 524
 525                         if ($date_parsed) {
 526                                 print "<result>1</result>";
 527                         } else {
 528                                 print "<result>0</result>";
 529                         }
 530
 531                         print "</rpc-reply>";
 532
 533                         return;
 534                 }
 535
 536                 if ($subop == "removeFromLabel") {
 537
 538                         $ids = explode(",", db_escape_string($_REQUEST["ids"]));
 539                         $label_id = db_escape_string($_REQUEST["lid"]);
 540
 541                         $label = db_escape_string(label_find_caption($link, $label_id,
 542                                 $_SESSION["uid"]));
 543
 544                         print "<rpc-reply>";
 545                         print "<info-for-headlines>";
 546
 547                         if ($label) {
 548
 549                                 foreach ($ids as $id) {
 550                                         label_remove_article($link, $id, $label, $_SESSION["uid"]);
 551
 552                                         print "<entry id=\"$id\"><![CDATA[";
 553
 554                                         $labels = get_article_labels($link, $id, $_SESSION["uid"]);
 555                                         print format_article_labels($labels, $id);
 556
 557                                         print "]]></entry>";
 558
 559                                 }
 560                         }
 561
 562                         print "</info-for-headlines>";
 563
 564                         print "<message>UPDATE_COUNTERS</message>";
 565                         print "</rpc-reply>";
 566
 567                         return;
 568                 }
 569
 570                 if ($subop == "assignToLabel") {
 571
 572                         $ids = split(",", db_escape_string($_REQUEST["ids"]));
 573                         $label_id = db_escape_string($_REQUEST["lid"]);
 574
 575                         $label = db_escape_string(label_find_caption($link, $label_id,
 576                                 $_SESSION["uid"]));
 577
 578                         print "<rpc-reply>";
 579
 580                         print "<info-for-headlines>";
 581
 582                         if ($label) {
 583
 584                                 foreach ($ids as $id) {
 585                                         label_add_article($link, $id, $label, $_SESSION["uid"]);
 586
 587                                         print "<entry id=\"$id\"><![CDATA[";
 588
 589                                         $labels = get_article_labels($link, $id, $_SESSION["uid"]);
 590                                         print format_article_labels($labels, $id);
 591
 592                                         print "]]></entry>";
 593
 594                                 }
 595                         }
 596
 597                         print "</info-for-headlines>";
 598
 599                         print "<message>UPDATE_COUNTERS</message>";
 600                         print "</rpc-reply>";
 601
 602                         return;
 603                 }
 604
 605                 if ($subop == "updateFeedBrowser") {
 606
 607                         $search = db_escape_string($_REQUEST["search"]);
 608                         $limit = db_escape_string($_REQUEST["limit"]);
 609                         $mode = db_escape_string($_REQUEST["mode"]);
 610
 611                         print "<rpc-reply>";
 612                         print "<content>";
 613                         print "<![CDATA[";
 614                         $ctr = print_feed_browser($link, $search, $limit, $mode);
 615                         print "]]>";
 616                         print "</content>";
 617                         print "<num-results value=\"$ctr\"/>";
 618                         print "<mode value=\"$mode\"/>";
 619                         print "</rpc-reply>";
 620
 621                         return;
 622                 }
 623
 624
 625                 if ($subop == "massSubscribe") {
 626
 627                         $ids = split(",", db_escape_string($_REQUEST["ids"]));
 628                         $mode = $_REQUEST["mode"];
 629
 630                         $subscribed = array();
 631
 632                         foreach ($ids as $id) {
 633
 634                                 if ($mode == 1) {
 635                                         $result = db_query($link, "SELECT feed_url,title FROM ttrss_feeds
 636                                                 WHERE id = '$id'");
 637                                 } else if ($mode == 2) {
 638                                         $result = db_query($link, "SELECT * FROM ttrss_archived_feeds
 639                                                 WHERE id = '$id' AND owner_uid = " . $_SESSION["uid"]);
 640                                         $orig_id = db_escape_string(db_fetch_result($result, 0, "id"));
 641                                         $site_url = db_escape_string(db_fetch_result($result, 0, "site_url"));
 642                                 }
 643
 644                                 $feed_url = db_escape_string(db_fetch_result($result, 0, "feed_url"));
 645                                 $title = db_escape_string(db_fetch_result($result, 0, "title"));
 646
 647                                 $title_orig = db_fetch_result($result, 0, "title");
 648
 649                                 $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
 650                                                 feed_url = '$feed_url' AND owner_uid = " . $_SESSION["uid"]);
 651
 652                                 if (db_num_rows($result) == 0) {
 653                                         if ($mode == 1) {
 654                                                 $result = db_query($link,
 655                                                         "INSERT INTO ttrss_feeds (owner_uid,feed_url,title,cat_id)
 656                                                         VALUES ('".$_SESSION["uid"]."', '$feed_url', '$title', NULL)");
 657                                         } else if ($mode == 2) {
 658                                                 $result = db_query($link,
 659                                                         "INSERT INTO ttrss_feeds (id,owner_uid,feed_url,title,cat_id,site_url)
 660                                                         VALUES ('$orig_id','".$_SESSION["uid"]."', '$feed_url', '$title', NULL, '$site_url')");
 661                                         }
 662                                         array_push($subscribed, $title_orig);
 663                                 }
 664                         }
 665
 666                         $num_feeds = count($subscribed);
 667
 668                         print "<rpc-reply>";
 669                         print "<num-feeds value='$num_feeds'/>";
 670                         print "</rpc-reply>";
 671
 672                         return;
 673                 }
 674
 675                 if ($subop == "digest-get-contents") {
 676                         $article_id = db_escape_string($_REQUEST['article_id']);
 677
 678                         $result = db_query($link, "SELECT content
 679                                 FROM ttrss_entries, ttrss_user_entries
 680                                 WHERE id = '$article_id' AND ref_id = id AND owner_uid = ".$_SESSION['uid']);
 681
 682                         print "<rpc-reply>";
 683
 684                         print "<article id=\"$article_id\"><![CDATA[";
 685
 686                         $content = sanitize_rss($link, db_fetch_result($result, 0, "content"));
 687
 688                         print $content;
 689
 690                         print "]]></article>";
 691
 692                         print "</rpc-reply>";
 693
 694                         return;
 695                 }
 696
 697                 if ($subop == "digest-update") {
 698                         header("Content-Type: text/plain");
 699
 700                         $feed_id = db_escape_string($_REQUEST['feed_id']);
 701                         $offset = db_escape_string($_REQUEST['offset']);
 702                         $seq = db_escape_string($_REQUEST['seq']);
 703
 704                         if (!$feed_id) $feed_id = -4;
 705                         if (!$offset) $offset = 0;
 706
 707                         $reply = array();
 708
 709                         $reply['seq'] = $seq;
 710
 711                         $headlines = api_get_headlines($link, $feed_id, 10, $offset,
 712                                 '', ($feed_id == -4), true, false, "unread", "updated DESC");
 713
 714                         //function api_get_headlines($link, $feed_id, $limit, $offset,
 715                         //              $filter, $is_cat, $show_excerpt, $show_content, $view_mode) {
 716
 717                         $reply['headlines'] = array();
 718                         $reply['headlines']['title'] = getFeedTitle($link, $feed_id);
 719                         $reply['headlines']['content'] = $headlines;
 720
 721                         print json_encode($reply);
 722                         return;
 723                 }
 724
 725                 if ($subop == "digest-init") {
 726                         header("Content-Type: text/plain");
 727
 728                         $tmp_feeds = api_get_feeds($link, -3, true, false, 0);
 729
 730                         $feeds = array();
 731
 732                         foreach ($tmp_feeds as $f) {
 733                                 if ($f['id'] > 0 || $f['id'] == -4) array_push($feeds, $f);
 734                         }
 735
 736                         print json_encode(array("feeds" => $feeds));
 737
 738                         return;
 739                 }
 740
 741                 if ($subop == "catchupFeed") {
 742
 743                         $feed_id = db_escape_string($_REQUEST['feed_id']);
 744                         $is_cat = db_escape_string($_REQUEST['is_cat']);
 745
 746                         print "<rpc-reply>";
 747
 748                         catchup_feed($link, $feed_id, $is_cat);
 749
 750                         print "</rpc-reply>";
 751
 752                         return;
 753                 }
 754
 755                 if ($subop == "sendEmail") {
 756                         $secretkey = $_REQUEST['secretkey'];
 757
 758                         print "<rpc-reply>";
 759
 760                         if (DIGEST_ENABLE && $_SESSION['email_secretkey'] &&
 761                                                 $secretkey == $_SESSION['email_secretkey']) {
 762
 763                                 $_SESSION['email_secretkey'] = '';
 764
 765                                 $destination = $_REQUEST['destination'];
 766                                 $subject = $_REQUEST['subject'];
 767                                 $content = $_REQUEST['content'];
 768
 769                                 $replyto = strip_tags($_SESSION['email_replyto']);
 770                                 $fromname = strip_tags($_SESSION['email_fromname']);
 771
 772                                 $mail = new PHPMailer();
 773
 774                                 $mail->PluginDir = "lib/phpmailer/";
 775                                 $mail->SetLanguage("en", "lib/phpmailer/language/");
 776
 777                                 $mail->CharSet = "UTF-8";
 778
 779                                 $mail->From = $replyto;
 780                                 $mail->FromName = $fromname;
 781                                 $mail->AddAddress($destination);
 782
 783                                 if (DIGEST_SMTP_HOST) {
 784                                         $mail->Host = DIGEST_SMTP_HOST;
 785                                         $mail->Mailer = "smtp";
 786                                         $mail->SMTPAuth = DIGEST_SMTP_LOGIN != '';
 787                                         $mail->Username = DIGEST_SMTP_LOGIN;
 788                                         $mail->Password = DIGEST_SMTP_PASSWORD;
 789                                 }
 790
 791                                 $mail->IsHTML(false);
 792                                 $mail->Subject = $subject;
 793                                 $mail->Body = $content;
 794
 795                                 $rc = $mail->Send();
 796
 797                                 if (!$rc) {
 798                                         print "<error><![CDATA[" . $mail->ErrorInfo . "]]></error>";
 799                                 } else {
 800                                         save_email_address($link, db_escape_string($destination));
 801                                         print "<message>UPDATE_COUNTERS</message>";
 802                                 }
 803
 804                         } else {
 805                                 print "<error>Not authorized.</error>";
 806                         }
 807
 808                         print "</rpc-reply>";
 809
 810                         return;
 811                 }
 812
 813                 if ($subop == "completeEmails") {
 814
 815                         $search = db_escape_string($_REQUEST["search"]);
 816
 817                         print "<ul>";
 818
 819                         foreach ($_SESSION['stored_emails'] as $email) {
 820                                 if (strpos($email, $search) !== false) {
 821                                         print "<li>$email</li>";
 822                                 }
 823                         }
 824
 825                         print "</ul>";
 826
 827                         return;
 828                 }
 829
 830                 if ($subop == "quickAddCat") {
 831                         print "<rpc-reply>";
 832
 833                         $cat = db_escape_string($_REQUEST["cat"]);
 834
 835                         add_feed_category($link, $cat);
 836
 837                         $result = db_query($link, "SELECT id FROM ttrss_feed_categories WHERE
 838                                 title = '$cat' AND owner_uid = " . $_SESSION["uid"]);
 839
 840                         if (db_num_rows($result) == 1) {
 841                                 $id = db_fetch_result($result, 0, "id");
 842                         } else {
 843                                 $id = 0;
 844                         }
 845
 846                         print_feed_cat_select($link, "cat_id", $id);
 847
 848                         print "</rpc-reply>";
 849
 850                         return;
 851                 }
 852
 853                 if ($subop == "regenFeedKey") {
 854                         $feed_id = db_escape_string($_REQUEST['id']);
 855                         $is_cat = (bool) db_escape_string($_REQUEST['is_cat']);
 856
 857                         print "<rpc-reply>";
 858
 859                         $new_key = update_feed_access_key($link, $feed_id, $is_cat);
 860
 861                         print "<link><![CDATA[$new_key]]></link>";
 862
 863                         print "</rpc-reply>";
 864
 865                         return;
 866                 }
 867
 868                 if ($subop == "clearKeys") {
 869
 870                         db_query($link, "DELETE FROM ttrss_access_keys WHERE
 871                                 owner_uid = " . $_SESSION["uid"]);
 872
 873                         print "<rpc-reply>";
 874                         print "<message>UPDATE_COUNTERS</message>";
 875                         print "</rpc-reply>";
 876
 877                         return;
 878                 }
 879
 880                 if ($subop == "verifyRegexp") {
 881                         $reg_exp = $_REQUEST["reg_exp"];
 882
 883                         print "<rpc-reply><status>";
 884
 885                         if (@preg_match("/$reg_exp/i", "TEST") === false) {
 886                                 print "INVALID";
 887                         } else {
 888                                 print "OK";
 889                         }
 890
 891                         print "</status></rpc-reply>";
 892
 893                         return;
 894                 }
 895
 896                 if ($subop == "cdmGetArticle") {
 897                         header("Content-Type: text/plain");
 898
 899                         $id = db_escape_string($_REQUEST["id"]);
 900
 901                         $result = db_query($link, "SELECT content,
 902                                 ttrss_feeds.site_url AS site_url FROM ttrss_user_entries, ttrss_feeds,
 903                                 ttrss_entries
 904                                 WHERE feed_id = ttrss_feeds.id AND ref_id = '$id' AND
 905                                 ttrss_entries.id = ref_id AND
 906                                 ttrss_user_entries.owner_uid = ".$_SESSION["uid"]);
 907
 908                         if (db_num_rows($result) != 0) {
 909                                 $line = db_fetch_assoc($result);
 910
 911                                 $article_content = sanitize_rss($link, $line["content"],
 912                                         false, false, $line['site_url']);
 913
 914                         } else {
 915                                 $article_content = '';
 916                         }
 917
 918                         print json_encode(array("article" =>
 919                                 array("id" => $id, "content" => $article_content)));
 920
 921                         return;
 922                 }
 923
 924                 if ($subop == "scheduleFeedUpdate") {
 925                         header("Content-Type: text/plain");
 926
 927                         $feed_id = db_escape_string($_REQUEST["id"]);
 928                         $is_cat =  db_escape_string($_REQUEST['is_cat']) == 'true';
 929
 930                         $message = __("Your request could not be completed.");
 931
 932                         if ($feed_id >= 0) {
 933                                 if (!$is_cat) {
 934                                         $message = __("Feed update has been scheduled.");
 935
 936                                         db_query($link, "UPDATE ttrss_feeds SET
 937                                                 last_update_started = '1970-01-01',
 938                                                 last_updated = '1970-01-01' WHERE id = '$feed_id' AND
 939                                                 owner_uid = ".$_SESSION["uid"]);
 940
 941                                 } else {
 942                                         $message = __("Category update has been scheduled.");
 943
 944                                         if ($feed_id)
 945                                                 $cat_query = "cat_id = '$feed_id'";
 946                                         else
 947                                                 $cat_query = "cat_id IS NULL";
 948
 949                                         db_query($link, "UPDATE ttrss_feeds SET
 950                                                 last_update_started = '1970-01-01',
 951                                                 last_updated = '1970-01-01' WHERE $cat_query AND
 952                                                 owner_uid = ".$_SESSION["uid"]);
 953                                 }
 954                         } else {
 955                                 $message = __("Can't update this kind of feed.");
 956                         }
 957
 958                         print json_encode(array("message" => $message));
 959                         return;
 960                 }
 961
 962                 if ($subop == "getTweetInfo") {
 963                         header("Content-Type: text/plain");
 964                         $id = db_escape_string($_REQUEST['id']);
 965
 966                         $result = db_query($link, "SELECT title, link
 967                                 FROM ttrss_entries, ttrss_user_entries
 968                                 WHERE id = '$id' AND ref_id = id AND owner_uid = " .$_SESSION['uid']);
 969
 970                         if (db_num_rows($result) != 0) {
 971                                 $title = truncate_string(strip_tags(db_fetch_result($result, 0, 'title')),
 972                                         100, '...');
 973                                 $article_link = db_fetch_result($result, 0, 'link');
 974                         }
 975
 976                         print json_encode(array("title" => $title, "link" => $article_link,
 977                                 "id" => $id));
 978
 979                         return;
 980                 }
 981
 982                 print "<rpc-reply><error>Unknown method: $subop</error></rpc-reply>";
 983         }
 984 ?>