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