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[tt-rss.git] / functions.php
1 <?php
2
3 date_default_timezone_set('UTC');
4 if (defined('E_DEPRECATED')) {
5 error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED);
6 } else {
7 error_reporting(E_ALL & ~E_NOTICE);
8 }
9
10 require_once 'config.php';
11
12 if (DB_TYPE == "pgsql") {
13 define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE');
14 } else {
15 define('SUBSTRING_FOR_DATE', 'SUBSTRING');
16 }
17
18 define('THEME_VERSION_REQUIRED', 1.1);
19
20 /**
21 * Return available translations names.
22 *
23 * @access public
24 * @return array A array of available translations.
25 */
26 function get_translations() {
27 $tr = array(
28 "auto" => "Detect automatically",
29 "ca_CA" => "Català",
30 "en_US" => "English",
31 "es_ES" => "Español",
32 "de_DE" => "Deutsch",
33 "fr_FR" => "Français",
34 "hu_HU" => "Magyar (Hungarian)",
35 "it_IT" => "Italiano",
36 "ja_JP" => "日本語 (Japanese)",
37 "nb_NO" => "Norwegian bokmål",
38 "ru_RU" => "Русский",
39 "pt_BR" => "Portuguese/Brazil",
40 "zh_CN" => "Simplified Chinese");
41
42 return $tr;
43 }
44
45 if (ENABLE_TRANSLATIONS == true) { // If translations are enabled.
46 require_once "lib/accept-to-gettext.php";
47 require_once "lib/gettext/gettext.inc";
48
49 function startup_gettext() {
50
51 # Get locale from Accept-Language header
52 $lang = al2gt(array_keys(get_translations()), "text/html");
53
54 if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
55 $lang = _TRANSLATION_OVERRIDE_DEFAULT;
56 }
57
58 if ($_COOKIE["ttrss_lang"] && $_COOKIE["ttrss_lang"] != "auto") {
59 $lang = $_COOKIE["ttrss_lang"];
60 }
61
62 /* In login action of mobile version */
63 if ($_POST["language"] && defined('MOBILE_VERSION')) {
64 $lang = $_POST["language"];
65 $_COOKIE["ttrss_lang"] = $lang;
66 }
67
68 if ($lang) {
69 if (defined('LC_MESSAGES')) {
70 _setlocale(LC_MESSAGES, $lang);
71 } else if (defined('LC_ALL')) {
72 _setlocale(LC_ALL, $lang);
73 } else {
74 die("can't setlocale(): please set ENABLE_TRANSLATIONS to false in config.php");
75 }
76
77 if (defined('MOBILE_VERSION')) {
78 _bindtextdomain("messages", "../locale");
79 } else {
80 _bindtextdomain("messages", "locale");
81 }
82
83 _textdomain("messages");
84 _bind_textdomain_codeset("messages", "UTF-8");
85 }
86 }
87
88 startup_gettext();
89
90 } else { // If translations are enabled.
91 function __($msg) {
92 return $msg;
93 }
94 function startup_gettext() {
95 // no-op
96 return true;
97 }
98 } // If translations are enabled.
99
100 if (defined('MEMCACHE_SERVER')) {
101 $memcache = new Memcache;
102 $memcache->connect(MEMCACHE_SERVER, 11211);
103 }
104
105 require_once 'db-prefs.php';
106 require_once 'errors.php';
107 require_once 'version.php';
108
109 require_once 'lib/phpmailer/class.phpmailer.php';
110 require_once 'lib/sphinxapi.php';
111 require_once 'lib/twitteroauth/twitteroauth.php';
112
113 //define('MAGPIE_USER_AGENT_EXT', ' (Tiny Tiny RSS/' . VERSION . ')');
114 define('MAGPIE_OUTPUT_ENCODING', 'UTF-8');
115 define('MAGPIE_CACHE_AGE', 60*15); // 15 minutes
116
117 define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . VERSION . ' (http://tt-rss.org/)');
118 define('MAGPIE_USER_AGENT', SELF_USER_AGENT);
119
120 ini_set('user_agent', SELF_USER_AGENT);
121
122 require_once "lib/simplepie/simplepie.inc";
123 require_once "lib/magpierss/rss_fetch.inc";
124 require_once 'lib/magpierss/rss_utils.inc';
125 require_once 'lib/htmlpurifier/library/HTMLPurifier.auto.php';
126
127 $config = HTMLPurifier_Config::createDefault();
128
129 $allowed = "p,a[href],i,em,b,strong,code,pre,blockquote,br,img[src|alt|title],ul,ol,li,h1,h2,h3,h4";
130
131 $config->set('HTML', 'Allowed', $allowed);
132 $purifier = new HTMLPurifier($config);
133
134 /**
135 * Print a timestamped debug message.
136 *
137 * @param string $msg The debug message.
138 * @return void
139 */
140 function _debug($msg) {
141 $ts = strftime("%H:%M:%S", time());
142 if (function_exists('posix_getpid')) {
143 $ts = "$ts/" . posix_getpid();
144 }
145 print "[$ts] $msg\n";
146 } // function _debug
147
148 /**
149 * Purge a feed old posts.
150 *
151 * @param mixed $link A database connection.
152 * @param mixed $feed_id The id of the purged feed.
153 * @param mixed $purge_interval Olderness of purged posts.
154 * @param boolean $debug Set to True to enable the debug. False by default.
155 * @access public
156 * @return void
157 */
158 function purge_feed($link, $feed_id, $purge_interval, $debug = false) {
159
160 if (!$purge_interval) $purge_interval = feed_purge_interval($link, $feed_id);
161
162 $rows = -1;
163
164 $result = db_query($link,
165 "SELECT owner_uid FROM ttrss_feeds WHERE id = '$feed_id'");
166
167 $owner_uid = false;
168
169 if (db_num_rows($result) == 1) {
170 $owner_uid = db_fetch_result($result, 0, "owner_uid");
171 }
172
173 if ($purge_interval == -1 || !$purge_interval) {
174 if ($owner_uid) {
175 ccache_update($link, $feed_id, $owner_uid);
176 }
177 return;
178 }
179
180 if (!$owner_uid) return;
181
182 if (FORCE_ARTICLE_PURGE == 0) {
183 $purge_unread = get_pref($link, "PURGE_UNREAD_ARTICLES",
184 $owner_uid, false);
185 } else {
186 $purge_unread = true;
187 $purge_interval = FORCE_ARTICLE_PURGE;
188 }
189
190 if (!$purge_unread) $query_limit = " unread = false AND ";
191
192 if (DB_TYPE == "pgsql") {
193 /* $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
194 marked = false AND feed_id = '$feed_id' AND
195 (SELECT date_updated FROM ttrss_entries WHERE
196 id = ref_id) < NOW() - INTERVAL '$purge_interval days'"); */
197
198 $pg_version = get_pgsql_version($link);
199
200 if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) {
201
202 $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
203 ttrss_entries.id = ref_id AND
204 marked = false AND
205 feed_id = '$feed_id' AND
206 $query_limit
207 ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
208
209 } else {
210
211 $result = db_query($link, "DELETE FROM ttrss_user_entries
212 USING ttrss_entries
213 WHERE ttrss_entries.id = ref_id AND
214 marked = false AND
215 feed_id = '$feed_id' AND
216 $query_limit
217 ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
218 }
219
220 $rows = pg_affected_rows($result);
221
222 } else {
223
224 /* $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
225 marked = false AND feed_id = '$feed_id' AND
226 (SELECT date_updated FROM ttrss_entries WHERE
227 id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */
228
229 $result = db_query($link, "DELETE FROM ttrss_user_entries
230 USING ttrss_user_entries, ttrss_entries
231 WHERE ttrss_entries.id = ref_id AND
232 marked = false AND
233 feed_id = '$feed_id' AND
234 $query_limit
235 ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
236
237 $rows = mysql_affected_rows($link);
238
239 }
240
241 ccache_update($link, $feed_id, $owner_uid);
242
243 if ($debug) {
244 _debug("Purged feed $feed_id ($purge_interval): deleted $rows articles");
245 }
246 } // function purge_feed
247
248 /**
249 * Purge old posts from old feeds. Not used anymore, purging is done after feed update.
250 *
251 * @param mixed $link A database connection
252 * @param boolean $do_output Set to true to enable printed output, false by default.
253 * @param integer $limit The maximal number of removed posts.
254 * @access public
255 * @return void
256 */
257 /* function global_purge_old_posts($link, $do_output = false, $limit = false) {
258
259 $random_qpart = sql_random_function();
260
261 if ($limit) {
262 $limit_qpart = "LIMIT $limit";
263 } else {
264 $limit_qpart = "";
265 }
266
267 $result = db_query($link,
268 "SELECT id,purge_interval,owner_uid FROM ttrss_feeds
269 ORDER BY $random_qpart $limit_qpart");
270
271 while ($line = db_fetch_assoc($result)) {
272
273 $feed_id = $line["id"];
274 $purge_interval = $line["purge_interval"];
275 $owner_uid = $line["owner_uid"];
276
277 if ($purge_interval == 0) {
278
279 $tmp_result = db_query($link,
280 "SELECT value FROM ttrss_user_prefs WHERE
281 pref_name = 'PURGE_OLD_DAYS' AND owner_uid = '$owner_uid'");
282
283 if (db_num_rows($tmp_result) != 0) {
284 $purge_interval = db_fetch_result($tmp_result, 0, "value");
285 }
286 }
287
288 if ($do_output) {
289 // print "Feed $feed_id: purge interval = $purge_interval\n";
290 }
291
292 if ($purge_interval > 0 || FORCE_ARTICLE_PURGE) {
293 purge_feed($link, $feed_id, $purge_interval, $do_output);
294 }
295 }
296
297 purge_orphans($link, $do_output);
298
299 } // function global_purge_old_posts */
300
301 function feed_purge_interval($link, $feed_id) {
302
303 $result = db_query($link, "SELECT purge_interval, owner_uid FROM ttrss_feeds
304 WHERE id = '$feed_id'");
305
306 if (db_num_rows($result) == 1) {
307 $purge_interval = db_fetch_result($result, 0, "purge_interval");
308 $owner_uid = db_fetch_result($result, 0, "owner_uid");
309
310 if ($purge_interval == 0) $purge_interval = get_pref($link,
311 'PURGE_OLD_DAYS', $owner_uid);
312
313 return $purge_interval;
314
315 } else {
316 return -1;
317 }
318 }
319
320 function purge_old_posts($link) {
321
322 $user_id = $_SESSION["uid"];
323
324 $result = db_query($link, "SELECT id,purge_interval FROM ttrss_feeds
325 WHERE owner_uid = '$user_id'");
326
327 while ($line = db_fetch_assoc($result)) {
328
329 $feed_id = $line["id"];
330 $purge_interval = $line["purge_interval"];
331
332 if ($purge_interval == 0) $purge_interval = get_pref($link, 'PURGE_OLD_DAYS');
333
334 if ($purge_interval > 0) {
335 purge_feed($link, $feed_id, $purge_interval);
336 }
337 }
338
339 purge_orphans($link);
340 }
341
342 function purge_orphans($link, $do_output = false) {
343
344 // purge orphaned posts in main content table
345 $result = db_query($link, "DELETE FROM ttrss_entries WHERE
346 (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
347
348 if ($do_output) {
349 $rows = db_affected_rows($link, $result);
350 _debug("Purged $rows orphaned posts.");
351 }
352 }
353
354 function get_feed_update_interval($link, $feed_id) {
355 $result = db_query($link, "SELECT owner_uid, update_interval FROM
356 ttrss_feeds WHERE id = '$feed_id'");
357
358 if (db_num_rows($result) == 1) {
359 $update_interval = db_fetch_result($result, 0, "update_interval");
360 $owner_uid = db_fetch_result($result, 0, "owner_uid");
361
362 if ($update_interval != 0) {
363 return $update_interval;
364 } else {
365 return get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $owner_uid, false);
366 }
367
368 } else {
369 return -1;
370 }
371 }
372
373 function fetch_file_contents($url, $type = false) {
374 if (USE_CURL_FOR_ICONS) {
375 $ch = curl_init($url);
376
377 curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 15);
378 curl_setopt($ch, CURLOPT_TIMEOUT, 45);
379 curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
380 curl_setopt($ch, CURLOPT_MAXREDIRS, 20);
381 curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
382 curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
383
384 $contents = @curl_exec($ch);
385 if ($contents === false) {
386 curl_close($ch);
387 return false;
388 }
389
390 $content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
391 curl_close($ch);
392
393 if ($type && strpos($content_type, "$type") === false) {
394 return false;
395 }
396
397 return $contents;
398 } else {
399 return @file_get_contents($url);
400 }
401
402 }
403
404 /**
405 * Try to determine the favicon URL for a feed.
406 * adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/)
407 * http://dev.wp-plugins.org/file/favatars/trunk/favatars.php
408 *
409 * @param string $url A feed or page URL
410 * @access public
411 * @return mixed The favicon URL, or false if none was found.
412 */
413 function get_favicon_url($url) {
414
415 $favicon_url = false;
416
417 if ($html = @fetch_file_contents($url)) {
418
419 libxml_use_internal_errors(true);
420
421 $doc = new DOMDocument();
422 $doc->loadHTML($html);
423 $xpath = new DOMXPath($doc);
424 $entries = $xpath->query('/html/head/link[@rel="shortcut icon"]');
425
426 if (count($entries) > 0) {
427 foreach ($entries as $entry) {
428 $favicon_url = rewrite_relative_url($url, $entry->getAttribute("href"));
429 break;
430 }
431 }
432 }
433
434 if (!$favicon_url)
435 $favicon_url = rewrite_relative_url($url, "/favicon.ico");
436
437 // Run a test to see if what we have attempted to get actually exists.
438 if(USE_CURL_FOR_ICONS || url_validate($favicon_url)) {
439 return $favicon_url;
440 } else {
441 return false;
442 }
443 } // function get_favicon_url
444
445 /**
446 * Check if a link is a valid and working URL.
447 *
448 * @param mixed $link A URL to check
449 * @access public
450 * @return boolean True if the URL is valid, false otherwise.
451 */
452 function url_validate($link) {
453
454 $url_parts = @parse_url($link);
455
456 if ( empty( $url_parts["host"] ) )
457 return false;
458
459 if ( !empty( $url_parts["path"] ) ) {
460 $documentpath = $url_parts["path"];
461 } else {
462 $documentpath = "/";
463 }
464
465 if ( !empty( $url_parts["query"] ) )
466 $documentpath .= "?" . $url_parts["query"];
467
468 $host = $url_parts["host"];
469 $port = $url_parts["port"];
470
471 if ( empty($port) )
472 $port = "80";
473
474 $socket = @fsockopen( $host, $port, $errno, $errstr, 30 );
475
476 if ( !$socket )
477 return false;
478
479 fwrite ($socket, "HEAD ".$documentpath." HTTP/1.0\r\nHost: $host\r\n\r\n");
480
481 $http_response = fgets( $socket, 22 );
482
483 $responses = "/(200 OK)|(30[123])/";
484 if ( preg_match($responses, $http_response) ) {
485 fclose($socket);
486 return true;
487 } else {
488 return false;
489 }
490
491 } // function url_validate
492
493 function check_feed_favicon($site_url, $feed, $link) {
494 $favicon_url = get_favicon_url($site_url);
495
496 # print "FAVICON [$site_url]: $favicon_url\n";
497
498 $icon_file = ICONS_DIR . "/$feed.ico";
499
500 if ($favicon_url && !file_exists($icon_file)) {
501 $contents = fetch_file_contents($favicon_url, "image");
502
503 if ($contents) {
504 $fp = fopen($icon_file, "w");
505
506 if ($fp) {
507 fwrite($fp, $contents);
508 fclose($fp);
509 chmod($icon_file, 0644);
510 }
511 }
512 }
513 }
514
515 function update_rss_feed($link, $feed, $ignore_daemon = false) {
516
517 global $memcache;
518
519 /* Update all feeds with the same URL to utilize memcache */
520
521 if ($memcache) {
522 $result = db_query($link, "SELECT f1.id
523 FROM ttrss_feeds AS f1, ttrss_feeds AS f2
524 WHERE f2.feed_url = f1.feed_url AND f2.id = '$feed'");
525
526 while ($line = db_fetch_assoc($result)) {
527 update_rss_feed_real($link, $line["id"], $ignore_daemon);
528 }
529 } else {
530 update_rss_feed_real($link, $feed, $ignore_daemon);
531 }
532 }
533
534 function update_rss_feed_real($link, $feed, $ignore_daemon = false) {
535
536 global $memcache;
537
538 if (!$_REQUEST["daemon"] && !$ignore_daemon) {
539 return false;
540 }
541
542 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
543 _debug("update_rss_feed: start");
544 }
545
546 if (!$ignore_daemon) {
547
548 if (DB_TYPE == "pgsql") {
549 $updstart_thresh_qpart = "(ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '120 seconds')";
550 } else {
551 $updstart_thresh_qpart = "(ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 120 SECOND))";
552 }
553
554 $result = db_query($link, "SELECT id,update_interval,auth_login,
555 auth_pass,cache_images,update_method
556 FROM ttrss_feeds WHERE id = '$feed' AND $updstart_thresh_qpart");
557
558 } else {
559
560 $result = db_query($link, "SELECT id,update_interval,auth_login,
561 feed_url,auth_pass,cache_images,update_method,last_updated,
562 owner_uid
563 FROM ttrss_feeds WHERE id = '$feed'");
564
565 }
566
567 if (db_num_rows($result) == 0) {
568 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
569 _debug("update_rss_feed: feed $feed NOT FOUND/SKIPPED");
570 }
571 return false;
572 }
573
574 $update_method = db_fetch_result($result, 0, "update_method");
575 $last_updated = db_fetch_result($result, 0, "last_updated");
576 $owner_uid = db_fetch_result($result, 0, "owner_uid");
577
578 db_query($link, "UPDATE ttrss_feeds SET last_update_started = NOW()
579 WHERE id = '$feed'");
580
581 $auth_login = db_fetch_result($result, 0, "auth_login");
582 $auth_pass = db_fetch_result($result, 0, "auth_pass");
583
584 if ($update_method == 0)
585 $update_method = DEFAULT_UPDATE_METHOD + 1;
586
587 // 1 - Magpie
588 // 2 - SimplePie
589 // 3 - Twitter OAuth
590
591 if ($update_method == 2)
592 $use_simplepie = true;
593 else
594 $use_simplepie = false;
595
596 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
597 _debug("update method: $update_method (feed setting: $update_method) (use simplepie: $use_simplepie)\n");
598 }
599
600 if ($update_method == 1) {
601 $auth_login = urlencode($auth_login);
602 $auth_pass = urlencode($auth_pass);
603 }
604
605 $update_interval = db_fetch_result($result, 0, "update_interval");
606 $cache_images = sql_bool_to_bool(db_fetch_result($result, 0, "cache_images"));
607 $fetch_url = db_fetch_result($result, 0, "feed_url");
608
609 if ($update_interval < 0) { return; }
610
611 $feed = db_escape_string($feed);
612
613 if ($auth_login && $auth_pass && $updated != 3) {
614 $url_parts = array();
615 preg_match("/(^[^:]*):\/\/(.*)/", $fetch_url, $url_parts);
616
617 if ($url_parts[1] && $url_parts[2]) {
618 $fetch_url = $url_parts[1] . "://$auth_login:$auth_pass@" . $url_parts[2];
619 }
620
621 }
622
623 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
624 _debug("update_rss_feed: fetching [$fetch_url]...");
625 }
626
627 $obj_id = md5("FDATA:$use_simplepie:$fetch_url");
628
629 if ($memcache && $obj = $memcache->get($obj_id)) {
630
631 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
632 _debug("update_rss_feed: data found in memcache.");
633 }
634
635 $rss = $obj;
636
637 } else {
638
639 if ($update_method == 3) {
640 $rss = fetch_twitter_rss($link, $fetch_url, $owner_uid);
641 } else if ($update_method == 1) {
642 $rss = @fetch_rss($fetch_url);
643 } else {
644 if (!is_dir(SIMPLEPIE_CACHE_DIR)) {
645 mkdir(SIMPLEPIE_CACHE_DIR);
646 }
647
648 $rss = new SimplePie();
649 $rss->set_useragent(SELF_USER_AGENT);
650 # $rss->set_timeout(10);
651 $rss->set_feed_url($fetch_url);
652 $rss->set_output_encoding('UTF-8');
653
654 if (SIMPLEPIE_CACHE_IMAGES && $cache_images) {
655 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
656 _debug("enabling image cache");
657 }
658
659 $rss->set_image_handler('./image.php', 'i');
660 }
661
662 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
663 _debug("feed update interval (sec): " .
664 get_feed_update_interval($link, $feed)*60);
665 }
666
667 if (is_dir(SIMPLEPIE_CACHE_DIR)) {
668 $rss->set_cache_location(SIMPLEPIE_CACHE_DIR);
669 $rss->set_cache_duration(get_feed_update_interval($link, $feed) * 60);
670 }
671
672 $rss->init();
673 }
674
675 if ($memcache && $rss) $memcache->add($obj_id, $rss, 0, 300);
676 }
677
678 // print_r($rss);
679
680 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
681 _debug("update_rss_feed: fetch done, parsing...");
682 }
683
684 $feed = db_escape_string($feed);
685
686 if ($update_method == 2) {
687 $fetch_ok = !$rss->error();
688 } else {
689 $fetch_ok = !!$rss;
690 }
691
692 if ($fetch_ok) {
693
694 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
695 _debug("update_rss_feed: processing feed data...");
696 }
697
698 // db_query($link, "BEGIN");
699
700 $result = db_query($link, "SELECT title,icon_url,site_url,owner_uid
701 FROM ttrss_feeds WHERE id = '$feed'");
702
703 $registered_title = db_fetch_result($result, 0, "title");
704 $orig_icon_url = db_fetch_result($result, 0, "icon_url");
705 $orig_site_url = db_fetch_result($result, 0, "site_url");
706
707 $owner_uid = db_fetch_result($result, 0, "owner_uid");
708
709 if ($use_simplepie) {
710 $site_url = $rss->get_link();
711 } else {
712 $site_url = $rss->channel["link"];
713 }
714
715 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
716 _debug("update_rss_feed: checking favicon...");
717 }
718
719 check_feed_favicon($site_url, $feed, $link);
720
721 if (!$registered_title || $registered_title == "[Unknown]") {
722
723 if ($use_simplepie) {
724 $feed_title = db_escape_string($rss->get_title());
725 } else {
726 $feed_title = db_escape_string($rss->channel["title"]);
727 }
728
729 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
730 _debug("update_rss_feed: registering title: $feed_title");
731 }
732
733 db_query($link, "UPDATE ttrss_feeds SET
734 title = '$feed_title' WHERE id = '$feed'");
735 }
736
737 // weird, weird Magpie
738 if (!$use_simplepie) {
739 if (!$site_url) $site_url = db_escape_string($rss->channel["link_"]);
740 }
741
742 if ($site_url && $orig_site_url != db_escape_string($site_url)) {
743 db_query($link, "UPDATE ttrss_feeds SET
744 site_url = '$site_url' WHERE id = '$feed'");
745 }
746
747 // print "I: " . $rss->channel["image"]["url"];
748
749 if (!$use_simplepie) {
750 $icon_url = db_escape_string($rss->image["url"]);
751 } else {
752 $icon_url = db_escape_string($rss->get_image_url());
753 }
754
755 $icon_url = substr($icon_url, 0, 250);
756
757 if ($icon_url && $orig_icon_url != $icon_url) {
758 if (USE_CURL_FOR_ICONS || url_validate($icon_url)) {
759 db_query($link, "UPDATE ttrss_feeds SET icon_url = '$icon_url' WHERE id = '$feed'");
760 }
761 }
762
763 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
764 _debug("update_rss_feed: loading filters...");
765 }
766
767 $filters = load_filters($link, $feed, $owner_uid);
768
769 if ($use_simplepie) {
770 $iterator = $rss->get_items();
771 } else {
772 $iterator = $rss->items;
773 if (!$iterator || !is_array($iterator)) $iterator = $rss->entries;
774 if (!$iterator || !is_array($iterator)) $iterator = $rss;
775 }
776
777 if (!is_array($iterator)) {
778 /* db_query($link, "UPDATE ttrss_feeds
779 SET last_error = 'Parse error: can\'t find any articles.'
780 WHERE id = '$feed'"); */
781
782 // clear any errors and mark feed as updated if fetched okay
783 // even if it's blank
784
785 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
786 _debug("update_rss_feed: entry iterator is not an array, no articles?");
787 }
788
789 db_query($link, "UPDATE ttrss_feeds
790 SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
791
792 return; // no articles
793 }
794
795 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
796 _debug("update_rss_feed: processing articles...");
797 }
798
799 foreach ($iterator as $item) {
800
801 if ($_REQUEST['xdebug'] == 2) {
802 print_r($item);
803 }
804
805 if ($use_simplepie) {
806 $entry_guid = $item->get_id();
807 if (!$entry_guid) $entry_guid = $item->get_link();
808 if (!$entry_guid) $entry_guid = make_guid_from_title($item->get_title());
809
810 } else {
811
812 $entry_guid = $item["id"];
813
814 if (!$entry_guid) $entry_guid = $item["guid"];
815 if (!$entry_guid) $entry_guid = $item["link"];
816 if (!$entry_guid) $entry_guid = make_guid_from_title($item["title"]);
817 }
818
819 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
820 _debug("update_rss_feed: guid $entry_guid");
821 }
822
823 if (!$entry_guid) continue;
824
825 $entry_timestamp = "";
826
827 if ($use_simplepie) {
828 $entry_timestamp = strtotime($item->get_date());
829 } else {
830 $rss_2_date = $item['pubdate'];
831 $rss_1_date = $item['dc']['date'];
832 $atom_date = $item['issued'];
833 if (!$atom_date) $atom_date = $item['updated'];
834
835 if ($atom_date != "") $entry_timestamp = parse_w3cdtf($atom_date);
836 if ($rss_1_date != "") $entry_timestamp = parse_w3cdtf($rss_1_date);
837 if ($rss_2_date != "") $entry_timestamp = strtotime($rss_2_date);
838
839 }
840
841 if ($entry_timestamp == "" || $entry_timestamp == -1 || !$entry_timestamp) {
842 $entry_timestamp = time();
843 $no_orig_date = 'true';
844 } else {
845 $no_orig_date = 'false';
846 }
847
848 $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
849
850 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
851 _debug("update_rss_feed: date $entry_timestamp [$entry_timestamp_fmt]");
852 }
853
854 if ($use_simplepie) {
855 $entry_title = $item->get_title();
856 } else {
857 $entry_title = trim(strip_tags($item["title"]));
858 }
859
860 if ($use_simplepie) {
861 $entry_link = $item->get_link();
862 } else {
863 // strange Magpie workaround
864 $entry_link = $item["link_"];
865 if (!$entry_link) $entry_link = $item["link"];
866 }
867
868 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
869 _debug("update_rss_feed: title $entry_title");
870 }
871
872 if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);;
873
874 $entry_link = strip_tags($entry_link);
875
876 if ($use_simplepie) {
877 $entry_content = $item->get_content();
878 if (!$entry_content) $entry_content = $item->get_description();
879 } else {
880 $entry_content = $item["content:escaped"];
881
882 if (!$entry_content) $entry_content = $item["content:encoded"];
883 if (!$entry_content) $entry_content = $item["content"]["encoded"];
884 if (!$entry_content) $entry_content = $item["content"];
885
886 // Magpie bugs are getting ridiculous
887 if (trim($entry_content) == "Array") $entry_content = false;
888
889 if (!$entry_content) $entry_content = $item["atom_content"];
890 if (!$entry_content) $entry_content = $item["summary"];
891
892 if (!$entry_content ||
893 strlen($entry_content) < strlen($item["description"])) {
894 $entry_content = $item["description"];
895 };
896
897 // WTF
898 if (is_array($entry_content)) {
899 $entry_content = $entry_content["encoded"];
900 if (!$entry_content) $entry_content = $entry_content["escaped"];
901 }
902 }
903
904 if ($_REQUEST["xdebug"] == 2) {
905 print "update_rss_feed: content: ";
906 print_r(htmlspecialchars($entry_content));
907 }
908
909 $entry_content_unescaped = $entry_content;
910
911 if ($use_simplepie) {
912 $entry_comments = strip_tags($item->data["comments"]);
913 if ($item->get_author()) {
914 $entry_author_item = $item->get_author();
915 $entry_author = $entry_author_item->get_name();
916 if (!$entry_author) $entry_author = $entry_author_item->get_email();
917
918 $entry_author = db_escape_string($entry_author);
919 }
920 } else {
921 $entry_comments = strip_tags($item["comments"]);
922
923 $entry_author = db_escape_string(strip_tags($item['dc']['creator']));
924
925 if ($item['author']) {
926
927 if (is_array($item['author'])) {
928
929 if (!$entry_author) {
930 $entry_author = db_escape_string(strip_tags($item['author']['name']));
931 }
932
933 if (!$entry_author) {
934 $entry_author = db_escape_string(strip_tags($item['author']['email']));
935 }
936 }
937
938 if (!$entry_author) {
939 $entry_author = db_escape_string(strip_tags($item['author']));
940 }
941 }
942 }
943
944 if (preg_match('/^[\t\n\r ]*$/', $entry_author)) $entry_author = '';
945
946 $entry_guid = db_escape_string(strip_tags($entry_guid));
947 $entry_guid = mb_substr($entry_guid, 0, 250);
948
949 $result = db_query($link, "SELECT id FROM ttrss_entries
950 WHERE guid = '$entry_guid'");
951
952 $entry_content = db_escape_string($entry_content);
953
954 $content_hash = "SHA1:" . sha1(strip_tags($entry_content));
955
956 $entry_title = db_escape_string($entry_title);
957 $entry_link = db_escape_string($entry_link);
958 $entry_comments = mb_substr(db_escape_string($entry_comments), 0, 250);
959 $entry_author = mb_substr($entry_author, 0, 250);
960
961 if ($use_simplepie) {
962 $num_comments = 0; #FIXME#
963 } else {
964 $num_comments = db_escape_string($item["slash"]["comments"]);
965 }
966
967 if (!$num_comments) $num_comments = 0;
968
969 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
970 _debug("update_rss_feed: looking for tags [1]...");
971 }
972
973 // parse <category> entries into tags
974
975 $additional_tags = array();
976
977 if ($use_simplepie) {
978
979 $additional_tags_src = $item->get_categories();
980
981 if (is_array($additional_tags_src)) {
982 foreach ($additional_tags_src as $tobj) {
983 array_push($additional_tags, $tobj->get_term());
984 }
985 }
986
987 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
988 _debug("update_rss_feed: category tags:");
989 print_r($additional_tags);
990 }
991
992 } else {
993
994 $t_ctr = $item['category#'];
995
996 if ($t_ctr == 0) {
997 $additional_tags = array();
998 } else if ($t_ctr > 0) {
999 $additional_tags = array($item['category']);
1000
1001 if ($item['category@term']) {
1002 array_push($additional_tags, $item['category@term']);
1003 }
1004
1005 for ($i = 0; $i <= $t_ctr; $i++ ) {
1006 if ($item["category#$i"]) {
1007 array_push($additional_tags, $item["category#$i"]);
1008 }
1009
1010 if ($item["category#$i@term"]) {
1011 array_push($additional_tags, $item["category#$i@term"]);
1012 }
1013 }
1014 }
1015
1016 // parse <dc:subject> elements
1017
1018 $t_ctr = $item['dc']['subject#'];
1019
1020 if ($t_ctr > 0) {
1021 array_push($additional_tags, $item['dc']['subject']);
1022
1023 for ($i = 0; $i <= $t_ctr; $i++ ) {
1024 if ($item['dc']["subject#$i"]) {
1025 array_push($additional_tags, $item['dc']["subject#$i"]);
1026 }
1027 }
1028 }
1029 }
1030
1031 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1032 _debug("update_rss_feed: looking for tags [2]...");
1033 }
1034
1035 /* taaaags */
1036 // <a href="..." rel="tag">Xorg</a>, //
1037
1038 $entry_tags = null;
1039
1040 preg_match_all("/<a.*?rel=['\"]tag['\"].*?\>([^<]+)<\/a>/i",
1041 $entry_content_unescaped, $entry_tags);
1042
1043 $entry_tags = $entry_tags[1];
1044
1045 $entry_tags = array_merge($entry_tags, $additional_tags);
1046 $entry_tags = array_unique($entry_tags);
1047
1048 for ($i = 0; $i < count($entry_tags); $i++)
1049 $entry_tags[$i] = mb_strtolower($entry_tags[$i], 'utf-8');
1050
1051 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1052 _debug("update_rss_feed: unfiltered tags found:");
1053 print_r($entry_tags);
1054 }
1055
1056 # sanitize content
1057
1058 $entry_content = sanitize_article_content($entry_content);
1059 $entry_title = sanitize_article_content($entry_title);
1060
1061 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1062 _debug("update_rss_feed: done collecting data [TITLE:$entry_title]");
1063 }
1064
1065 db_query($link, "BEGIN");
1066
1067 if (db_num_rows($result) == 0) {
1068
1069 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1070 _debug("update_rss_feed: base guid not found");
1071 }
1072
1073 // base post entry does not exist, create it
1074
1075 $result = db_query($link,
1076 "INSERT INTO ttrss_entries
1077 (title,
1078 guid,
1079 link,
1080 updated,
1081 content,
1082 content_hash,
1083 no_orig_date,
1084 date_updated,
1085 date_entered,
1086 comments,
1087 num_comments,
1088 author)
1089 VALUES
1090 ('$entry_title',
1091 '$entry_guid',
1092 '$entry_link',
1093 '$entry_timestamp_fmt',
1094 '$entry_content',
1095 '$content_hash',
1096 $no_orig_date,
1097 NOW(),
1098 NOW(),
1099 '$entry_comments',
1100 '$num_comments',
1101 '$entry_author')");
1102 } else {
1103 // we keep encountering the entry in feeds, so we need to
1104 // update date_updated column so that we don't get horrible
1105 // dupes when the entry gets purged and reinserted again e.g.
1106 // in the case of SLOW SLOW OMG SLOW updating feeds
1107
1108 $base_entry_id = db_fetch_result($result, 0, "id");
1109
1110 db_query($link, "UPDATE ttrss_entries SET date_updated = NOW()
1111 WHERE id = '$base_entry_id'");
1112 }
1113
1114 // now it should exist, if not - bad luck then
1115
1116 $result = db_query($link, "SELECT
1117 id,content_hash,no_orig_date,title,
1118 ".SUBSTRING_FOR_DATE."(date_updated,1,19) as date_updated,
1119 ".SUBSTRING_FOR_DATE."(updated,1,19) as updated,
1120 num_comments
1121 FROM
1122 ttrss_entries
1123 WHERE guid = '$entry_guid'");
1124
1125 $entry_ref_id = 0;
1126 $entry_int_id = 0;
1127
1128 if (db_num_rows($result) == 1) {
1129
1130 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1131 _debug("update_rss_feed: base guid found, checking for user record");
1132 }
1133
1134 // this will be used below in update handler
1135 $orig_content_hash = db_fetch_result($result, 0, "content_hash");
1136 $orig_title = db_fetch_result($result, 0, "title");
1137 $orig_num_comments = db_fetch_result($result, 0, "num_comments");
1138 $orig_date_updated = strtotime(db_fetch_result($result,
1139 0, "date_updated"));
1140
1141 $ref_id = db_fetch_result($result, 0, "id");
1142 $entry_ref_id = $ref_id;
1143
1144 // check for user post link to main table
1145
1146 // do we allow duplicate posts with same GUID in different feeds?
1147 if (get_pref($link, "ALLOW_DUPLICATE_POSTS", $owner_uid, false)) {
1148 $dupcheck_qpart = "AND (feed_id = '$feed' OR feed_id IS NULL)";
1149 } else {
1150 $dupcheck_qpart = "";
1151 }
1152
1153 /* Collect article tags here so we could filter by them: */
1154
1155 $article_filters = get_article_filters($filters, $entry_title,
1156 $entry_content, $entry_link, $entry_timestamp, $entry_author,
1157 $entry_tags);
1158
1159 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1160 _debug("update_rss_feed: article filters: ");
1161 if (count($article_filters) != 0) {
1162 print_r($article_filters);
1163 }
1164 }
1165
1166 if (find_article_filter($article_filters, "filter")) {
1167 db_query($link, "COMMIT"); // close transaction in progress
1168 continue;
1169 }
1170
1171 $score = calculate_article_score($article_filters);
1172
1173 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1174 _debug("update_rss_feed: initial score: $score");
1175 }
1176
1177 $query = "SELECT ref_id, int_id FROM ttrss_user_entries WHERE
1178 ref_id = '$ref_id' AND owner_uid = '$owner_uid'
1179 $dupcheck_qpart";
1180
1181 // if ($_REQUEST["xdebug"]) print "$query\n";
1182
1183 $result = db_query($link, $query);
1184
1185 // okay it doesn't exist - create user entry
1186 if (db_num_rows($result) == 0) {
1187
1188 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1189 _debug("update_rss_feed: user record not found, creating...");
1190 }
1191
1192 if ($score >= -500 && !find_article_filter($article_filters, 'catchup')) {
1193 $unread = 'true';
1194 $last_read_qpart = 'NULL';
1195 } else {
1196 $unread = 'false';
1197 $last_read_qpart = 'NOW()';
1198 }
1199
1200 if (find_article_filter($article_filters, 'mark') || $score > 1000) {
1201 $marked = 'true';
1202 } else {
1203 $marked = 'false';
1204 }
1205
1206 if (find_article_filter($article_filters, 'publish')) {
1207 $published = 'true';
1208 } else {
1209 $published = 'false';
1210 }
1211
1212 $result = db_query($link,
1213 "INSERT INTO ttrss_user_entries
1214 (ref_id, owner_uid, feed_id, unread, last_read, marked,
1215 published, score, tag_cache, label_cache)
1216 VALUES ('$ref_id', '$owner_uid', '$feed', $unread,
1217 $last_read_qpart, $marked, $published, '$score', '', '')");
1218
1219 $result = db_query($link,
1220 "SELECT int_id FROM ttrss_user_entries WHERE
1221 ref_id = '$ref_id' AND owner_uid = '$owner_uid' AND
1222 feed_id = '$feed' LIMIT 1");
1223
1224 if (db_num_rows($result) == 1) {
1225 $entry_int_id = db_fetch_result($result, 0, "int_id");
1226 }
1227 } else {
1228 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1229 _debug("update_rss_feed: user record FOUND");
1230 }
1231
1232 $entry_ref_id = db_fetch_result($result, 0, "ref_id");
1233 $entry_int_id = db_fetch_result($result, 0, "int_id");
1234 }
1235
1236 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1237 _debug("update_rss_feed: RID: $entry_ref_id, IID: $entry_int_id");
1238 }
1239
1240 $post_needs_update = false;
1241
1242 if (get_pref($link, "UPDATE_POST_ON_CHECKSUM_CHANGE", $owner_uid, false) &&
1243 ($content_hash != $orig_content_hash)) {
1244 // print "<!-- [$entry_title] $content_hash vs $orig_content_hash -->";
1245 $post_needs_update = true;
1246 }
1247
1248 if (db_escape_string($orig_title) != $entry_title) {
1249 $post_needs_update = true;
1250 }
1251
1252 if ($orig_num_comments != $num_comments) {
1253 $post_needs_update = true;
1254 }
1255
1256 // this doesn't seem to be very reliable
1257 //
1258 // if ($orig_timestamp != $entry_timestamp && !$orig_no_orig_date) {
1259 // $post_needs_update = true;
1260 // }
1261
1262 // if post needs update, update it and mark all user entries
1263 // linking to this post as updated
1264 if ($post_needs_update) {
1265
1266 if (defined('DAEMON_EXTENDED_DEBUG')) {
1267 _debug("update_rss_feed: post $entry_guid needs update...");
1268 }
1269
1270 // print "<!-- post $orig_title needs update : $post_needs_update -->";
1271
1272 db_query($link, "UPDATE ttrss_entries
1273 SET title = '$entry_title', content = '$entry_content',
1274 content_hash = '$content_hash',
1275 num_comments = '$num_comments'
1276 WHERE id = '$ref_id'");
1277
1278 if (get_pref($link, "MARK_UNREAD_ON_UPDATE", $owner_uid, false)) {
1279 db_query($link, "UPDATE ttrss_user_entries
1280 SET last_read = null, unread = true WHERE ref_id = '$ref_id'");
1281 } else {
1282 db_query($link, "UPDATE ttrss_user_entries
1283 SET last_read = null WHERE ref_id = '$ref_id' AND unread = false");
1284 }
1285
1286 }
1287 }
1288
1289 db_query($link, "COMMIT");
1290
1291 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1292 _debug("update_rss_feed: assigning labels...");
1293 }
1294
1295 assign_article_to_labels($link, $entry_ref_id, $article_filters,
1296 $owner_uid);
1297
1298 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1299 _debug("update_rss_feed: looking for enclosures...");
1300 }
1301
1302 // enclosures
1303
1304 $enclosures = array();
1305
1306 if ($use_simplepie) {
1307 $encs = $item->get_enclosures();
1308
1309 if (is_array($encs)) {
1310 foreach ($encs as $e) {
1311 $e_item = array(
1312 $e->link, $e->type, $e->length);
1313
1314 array_push($enclosures, $e_item);
1315 }
1316 }
1317
1318 } else {
1319 // <enclosure>
1320
1321 $e_ctr = $item['enclosure#'];
1322
1323 if ($e_ctr > 0) {
1324 $e_item = array($item['enclosure@url'],
1325 $item['enclosure@type'],
1326 $item['enclosure@length']);
1327
1328 array_push($enclosures, $e_item);
1329
1330 for ($i = 0; $i <= $e_ctr; $i++ ) {
1331
1332 if ($item["enclosure#$i@url"]) {
1333 $e_item = array($item["enclosure#$i@url"],
1334 $item["enclosure#$i@type"],
1335 $item["enclosure#$i@length"]);
1336 array_push($enclosures, $e_item);
1337 }
1338 }
1339 }
1340
1341 // <media:content>
1342 // can there be many of those? yes -fox
1343
1344 $m_ctr = $item['media']['content#'];
1345
1346 if ($m_ctr > 0) {
1347 $e_item = array($item['media']['content@url'],
1348 $item['media']['content@medium'],
1349 $item['media']['content@length']);
1350
1351 array_push($enclosures, $e_item);
1352
1353 for ($i = 0; $i <= $m_ctr; $i++ ) {
1354
1355 if ($item["media"]["content#$i@url"]) {
1356 $e_item = array($item["media"]["content#$i@url"],
1357 $item["media"]["content#$i@medium"],
1358 $item["media"]["content#$i@length"]);
1359 array_push($enclosures, $e_item);
1360 }
1361 }
1362
1363 }
1364 }
1365
1366
1367 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1368 _debug("update_rss_feed: article enclosures:");
1369 print_r($enclosures);
1370 }
1371
1372 db_query($link, "BEGIN");
1373
1374 foreach ($enclosures as $enc) {
1375 $enc_url = db_escape_string($enc[0]);
1376 $enc_type = db_escape_string($enc[1]);
1377 $enc_dur = db_escape_string($enc[2]);
1378
1379 $result = db_query($link, "SELECT id FROM ttrss_enclosures
1380 WHERE content_url = '$enc_url' AND post_id = '$entry_ref_id'");
1381
1382 if (db_num_rows($result) == 0) {
1383 db_query($link, "INSERT INTO ttrss_enclosures
1384 (content_url, content_type, title, duration, post_id) VALUES
1385 ('$enc_url', '$enc_type', '', '$enc_dur', '$entry_ref_id')");
1386 }
1387 }
1388
1389 db_query($link, "COMMIT");
1390
1391 // check for manual tags (we have to do it here since they're loaded from filters)
1392
1393 foreach ($article_filters as $f) {
1394 if ($f[0] == "tag") {
1395
1396 $manual_tags = trim_array(split(",", $f[1]));
1397
1398 foreach ($manual_tags as $tag) {
1399 if (tag_is_valid($tag)) {
1400 array_push($entry_tags, $tag);
1401 }
1402 }
1403 }
1404 }
1405
1406 // Skip boring tags
1407
1408 $boring_tags = trim_array(split(",", mb_strtolower(get_pref($link,
1409 'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8')));
1410
1411 $filtered_tags = array();
1412 $tags_to_cache = array();
1413
1414 if ($entry_tags && is_array($entry_tags)) {
1415 foreach ($entry_tags as $tag) {
1416 if (array_search($tag, $boring_tags) === false) {
1417 array_push($filtered_tags, $tag);
1418 }
1419 }
1420 }
1421
1422 $filtered_tags = array_unique($filtered_tags);
1423
1424 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1425 _debug("update_rss_feed: filtered article tags:");
1426 print_r($filtered_tags);
1427 }
1428
1429 // Save article tags in the database
1430
1431 if (count($filtered_tags) > 0) {
1432
1433 db_query($link, "BEGIN");
1434
1435 foreach ($filtered_tags as $tag) {
1436
1437 $tag = sanitize_tag($tag);
1438 $tag = db_escape_string($tag);
1439
1440 if (!tag_is_valid($tag)) continue;
1441
1442 $result = db_query($link, "SELECT id FROM ttrss_tags
1443 WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND
1444 owner_uid = '$owner_uid' LIMIT 1");
1445
1446 if ($result && db_num_rows($result) == 0) {
1447
1448 db_query($link, "INSERT INTO ttrss_tags
1449 (owner_uid,tag_name,post_int_id)
1450 VALUES ('$owner_uid','$tag', '$entry_int_id')");
1451 }
1452
1453 array_push($tags_to_cache, $tag);
1454 }
1455
1456 /* update the cache */
1457
1458 $tags_to_cache = array_unique($tags_to_cache);
1459
1460 $tags_str = db_escape_string(join(",", $tags_to_cache));
1461
1462 db_query($link, "UPDATE ttrss_user_entries
1463 SET tag_cache = '$tags_str' WHERE ref_id = '$entry_ref_id'
1464 AND owner_uid = $owner_uid");
1465
1466 db_query($link, "COMMIT");
1467 }
1468
1469 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1470 _debug("update_rss_feed: article processed");
1471 }
1472 }
1473
1474 if (!$last_updated) {
1475 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1476 _debug("update_rss_feed: new feed, catching it up...");
1477 }
1478 catchup_feed($link, $feed, false, $owner_uid);
1479 }
1480
1481 purge_feed($link, $feed, 0);
1482
1483 db_query($link, "UPDATE ttrss_feeds
1484 SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
1485
1486 // db_query($link, "COMMIT");
1487
1488 } else {
1489
1490 if ($use_simplepie) {
1491 $error_msg = mb_substr($rss->error(), 0, 250);
1492 } else {
1493 $error_msg = mb_substr(magpie_error(), 0, 250);
1494 }
1495
1496 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1497 _debug("update_rss_feed: error fetching feed: $error_msg");
1498 }
1499
1500 $error_msg = db_escape_string($error_msg);
1501
1502 db_query($link,
1503 "UPDATE ttrss_feeds SET last_error = '$error_msg',
1504 last_updated = NOW() WHERE id = '$feed'");
1505 }
1506
1507 if ($use_simplepie) {
1508 unset($rss);
1509 }
1510
1511 if (defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']) {
1512 _debug("update_rss_feed: done");
1513 }
1514
1515 }
1516
1517 function print_select($id, $default, $values, $attributes = "") {
1518 print "<select name=\"$id\" id=\"$id\" $attributes>";
1519 foreach ($values as $v) {
1520 if ($v == $default)
1521 $sel = "selected=\"1\"";
1522 else
1523 $sel = "";
1524
1525 print "<option value=\"$v\" $sel>$v</option>";
1526 }
1527 print "</select>";
1528 }
1529
1530 function print_select_hash($id, $default, $values, $attributes = "") {
1531 print "<select name=\"$id\" id='$id' $attributes>";
1532 foreach (array_keys($values) as $v) {
1533 if ($v == $default)
1534 $sel = 'selected="selected"';
1535 else
1536 $sel = "";
1537
1538 print "<option $sel value=\"$v\">".$values[$v]."</option>";
1539 }
1540
1541 print "</select>";
1542 }
1543
1544 function get_article_filters($filters, $title, $content, $link, $timestamp, $author, $tags) {
1545 $matches = array();
1546
1547 if ($filters["title"]) {
1548 foreach ($filters["title"] as $filter) {
1549 $reg_exp = $filter["reg_exp"];
1550 $inverse = $filter["inverse"];
1551 if ((!$inverse && @preg_match("/$reg_exp/i", $title)) ||
1552 ($inverse && !@preg_match("/$reg_exp/i", $title))) {
1553
1554 array_push($matches, array($filter["action"], $filter["action_param"]));
1555 }
1556 }
1557 }
1558
1559 if ($filters["content"]) {
1560 foreach ($filters["content"] as $filter) {
1561 $reg_exp = $filter["reg_exp"];
1562 $inverse = $filter["inverse"];
1563
1564 if ((!$inverse && @preg_match("/$reg_exp/i", $content)) ||
1565 ($inverse && !@preg_match("/$reg_exp/i", $content))) {
1566
1567 array_push($matches, array($filter["action"], $filter["action_param"]));
1568 }
1569 }
1570 }
1571
1572 if ($filters["both"]) {
1573 foreach ($filters["both"] as $filter) {
1574 $reg_exp = $filter["reg_exp"];
1575 $inverse = $filter["inverse"];
1576
1577 if ($inverse) {
1578 if (!@preg_match("/$reg_exp/i", $title) && !preg_match("/$reg_exp/i", $content)) {
1579 array_push($matches, array($filter["action"], $filter["action_param"]));
1580 }
1581 } else {
1582 if (@preg_match("/$reg_exp/i", $title) || preg_match("/$reg_exp/i", $content)) {
1583 array_push($matches, array($filter["action"], $filter["action_param"]));
1584 }
1585 }
1586 }
1587 }
1588
1589 if ($filters["link"]) {
1590 $reg_exp = $filter["reg_exp"];
1591 foreach ($filters["link"] as $filter) {
1592 $reg_exp = $filter["reg_exp"];
1593 $inverse = $filter["inverse"];
1594
1595 if ((!$inverse && @preg_match("/$reg_exp/i", $link)) ||
1596 ($inverse && !@preg_match("/$reg_exp/i", $link))) {
1597
1598 array_push($matches, array($filter["action"], $filter["action_param"]));
1599 }
1600 }
1601 }
1602
1603 if ($filters["date"]) {
1604 $reg_exp = $filter["reg_exp"];
1605 foreach ($filters["date"] as $filter) {
1606 $date_modifier = $filter["filter_param"];
1607 $inverse = $filter["inverse"];
1608 $check_timestamp = strtotime($filter["reg_exp"]);
1609
1610 # no-op when timestamp doesn't parse to prevent misfires
1611
1612 if ($check_timestamp) {
1613 $match_ok = false;
1614
1615 if ($date_modifier == "before" && $timestamp < $check_timestamp ||
1616 $date_modifier == "after" && $timestamp > $check_timestamp) {
1617 $match_ok = true;
1618 }
1619
1620 if ($inverse) $match_ok = !$match_ok;
1621
1622 if ($match_ok) {
1623 array_push($matches, array($filter["action"], $filter["action_param"]));
1624 }
1625 }
1626 }
1627 }
1628
1629 if ($filters["author"]) {
1630 foreach ($filters["author"] as $filter) {
1631 $reg_exp = $filter["reg_exp"];
1632 $inverse = $filter["inverse"];
1633 if ((!$inverse && @preg_match("/$reg_exp/i", $author)) ||
1634 ($inverse && !@preg_match("/$reg_exp/i", $author))) {
1635
1636 array_push($matches, array($filter["action"], $filter["action_param"]));
1637 }
1638 }
1639 }
1640
1641 if ($filters["tag"]) {
1642
1643 $tag_string = join(",", $tags);
1644
1645 foreach ($filters["tag"] as $filter) {
1646 $reg_exp = $filter["reg_exp"];
1647 $inverse = $filter["inverse"];
1648
1649 if ((!$inverse && @preg_match("/$reg_exp/i", $tag_string)) ||
1650 ($inverse && !@preg_match("/$reg_exp/i", $tag_string))) {
1651
1652 array_push($matches, array($filter["action"], $filter["action_param"]));
1653 }
1654 }
1655 }
1656
1657
1658 return $matches;
1659 }
1660
1661 function find_article_filter($filters, $filter_name) {
1662 foreach ($filters as $f) {
1663 if ($f[0] == $filter_name) {
1664 return $f;
1665 };
1666 }
1667 return false;
1668 }
1669
1670 function calculate_article_score($filters) {
1671 $score = 0;
1672
1673 foreach ($filters as $f) {
1674 if ($f[0] == "score") {
1675 $score += $f[1];
1676 };
1677 }
1678 return $score;
1679 }
1680
1681 function assign_article_to_labels($link, $id, $filters, $owner_uid) {
1682 foreach ($filters as $f) {
1683 if ($f[0] == "label") {
1684 label_add_article($link, $id, $f[1], $owner_uid);
1685 };
1686 }
1687 }
1688
1689 function getmicrotime() {
1690 list($usec, $sec) = explode(" ",microtime());
1691 return ((float)$usec + (float)$sec);
1692 }
1693
1694 function print_radio($id, $default, $true_is, $values, $attributes = "") {
1695 foreach ($values as $v) {
1696
1697 if ($v == $default)
1698 $sel = "checked";
1699 else
1700 $sel = "";
1701
1702 if ($v == $true_is) {
1703 $sel .= " value=\"1\"";
1704 } else {
1705 $sel .= " value=\"0\"";
1706 }
1707
1708 print "<input class=\"noborder\" dojoType=\"dijit.form.RadioButton\"
1709 type=\"radio\" $sel $attributes name=\"$id\">&nbsp;$v&nbsp;";
1710
1711 }
1712 }
1713
1714 function initialize_user_prefs($link, $uid, $profile = false) {
1715
1716 $uid = db_escape_string($uid);
1717
1718 if (!$profile) {
1719 $profile = "NULL";
1720 $profile_qpart = "AND profile IS NULL";
1721 } else {
1722 $profile_qpart = "AND profile = '$profile'";
1723 }
1724
1725 if (get_schema_version($link) < 63) $profile_qpart = "";
1726
1727 db_query($link, "BEGIN");
1728
1729 $result = db_query($link, "SELECT pref_name,def_value FROM ttrss_prefs");
1730
1731 $u_result = db_query($link, "SELECT pref_name
1732 FROM ttrss_user_prefs WHERE owner_uid = '$uid' $profile_qpart");
1733
1734 $active_prefs = array();
1735
1736 while ($line = db_fetch_assoc($u_result)) {
1737 array_push($active_prefs, $line["pref_name"]);
1738 }
1739
1740 while ($line = db_fetch_assoc($result)) {
1741 if (array_search($line["pref_name"], $active_prefs) === FALSE) {
1742 // print "adding " . $line["pref_name"] . "<br>";
1743
1744 if (get_schema_version($link) < 63) {
1745 db_query($link, "INSERT INTO ttrss_user_prefs
1746 (owner_uid,pref_name,value) VALUES
1747 ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
1748
1749 } else {
1750 db_query($link, "INSERT INTO ttrss_user_prefs
1751 (owner_uid,pref_name,value, profile) VALUES
1752 ('$uid', '".$line["pref_name"]."','".$line["def_value"]."', $profile)");
1753 }
1754
1755 }
1756 }
1757
1758 db_query($link, "COMMIT");
1759
1760 }
1761
1762 function lookup_user_id($link, $user) {
1763
1764 $result = db_query($link, "SELECT id FROM ttrss_users WHERE
1765 login = '$login'");
1766
1767 if (db_num_rows($result) == 1) {
1768 return db_fetch_result($result, 0, "id");
1769 } else {
1770 return false;
1771 }
1772 }
1773
1774 function http_authenticate_user($link) {
1775
1776 // error_log("http_authenticate_user: ".$_SERVER["PHP_AUTH_USER"]."\n", 3, '/tmp/tt-rss.log');
1777
1778 if (!$_SERVER["PHP_AUTH_USER"]) {
1779
1780 header('WWW-Authenticate: Basic realm="Tiny Tiny RSS RSSGen"');
1781 header('HTTP/1.0 401 Unauthorized');
1782 exit;
1783
1784 } else {
1785 $auth_result = authenticate_user($link,
1786 $_SERVER["PHP_AUTH_USER"], $_SERVER["PHP_AUTH_PW"]);
1787
1788 if (!$auth_result) {
1789 header('WWW-Authenticate: Basic realm="Tiny Tiny RSS RSSGen"');
1790 header('HTTP/1.0 401 Unauthorized');
1791 exit;
1792 }
1793 }
1794
1795 return true;
1796 }
1797
1798 function authenticate_user($link, $login, $password, $force_auth = false) {
1799
1800 if (!SINGLE_USER_MODE) {
1801
1802 $pwd_hash1 = encrypt_password($password);
1803 $pwd_hash2 = encrypt_password($password, $login);
1804 $login = db_escape_string($login);
1805
1806 if (defined('ALLOW_REMOTE_USER_AUTH') && ALLOW_REMOTE_USER_AUTH
1807 && $_SERVER["REMOTE_USER"] && $login != "admin") {
1808
1809 $login = db_escape_string($_SERVER["REMOTE_USER"]);
1810
1811 $query = "SELECT id,login,access_level,pwd_hash
1812 FROM ttrss_users WHERE
1813 login = '$login'";
1814
1815 } else {
1816 $query = "SELECT id,login,access_level,pwd_hash
1817 FROM ttrss_users WHERE
1818 login = '$login' AND (pwd_hash = '$pwd_hash1' OR
1819 pwd_hash = '$pwd_hash2')";
1820 }
1821
1822 $result = db_query($link, $query);
1823
1824 if (db_num_rows($result) == 1) {
1825 $_SESSION["uid"] = db_fetch_result($result, 0, "id");
1826 $_SESSION["name"] = db_fetch_result($result, 0, "login");
1827 $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
1828
1829 db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
1830 $_SESSION["uid"]);
1831
1832 $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
1833 $_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash");
1834
1835 $_SESSION["last_version_check"] = time();
1836
1837 initialize_user_prefs($link, $_SESSION["uid"]);
1838
1839 return true;
1840 }
1841
1842 return false;
1843
1844 } else {
1845
1846 $_SESSION["uid"] = 1;
1847 $_SESSION["name"] = "admin";
1848
1849 $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
1850
1851 initialize_user_prefs($link, $_SESSION["uid"]);
1852
1853 return true;
1854 }
1855 }
1856
1857 function make_password($length = 8) {
1858
1859 $password = "";
1860 $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ";
1861
1862 $i = 0;
1863
1864 while ($i < $length) {
1865 $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
1866
1867 if (!strstr($password, $char)) {
1868 $password .= $char;
1869 $i++;
1870 }
1871 }
1872 return $password;
1873 }
1874
1875 // this is called after user is created to initialize default feeds, labels
1876 // or whatever else
1877
1878 // user preferences are checked on every login, not here
1879
1880 function initialize_user($link, $uid) {
1881
1882 db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
1883 values ('$uid', 'Tiny Tiny RSS: New Releases',
1884 'http://tt-rss.org/releases.rss')");
1885
1886 db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
1887 values ('$uid', 'Tiny Tiny RSS: Forum',
1888 'http://tt-rss.org/forum/rss.php')");
1889 }
1890
1891 function logout_user() {
1892 session_destroy();
1893 if (isset($_COOKIE[session_name()])) {
1894 setcookie(session_name(), '', time()-42000, '/');
1895 }
1896 }
1897
1898 function get_script_urlpath() {
1899 return preg_replace('/\/[^\/]*$/', "", $_SERVER["REQUEST_URI"]);
1900 }
1901
1902 function validate_session($link) {
1903 if (SINGLE_USER_MODE) return true;
1904
1905 $check_ip = $_SESSION['ip_address'];
1906
1907 switch (SESSION_CHECK_ADDRESS) {
1908 case 0:
1909 $check_ip = '';
1910 break;
1911 case 1:
1912 $check_ip = substr($check_ip, 0, strrpos($check_ip, '.')+1);
1913 break;
1914 case 2:
1915 $check_ip = substr($check_ip, 0, strrpos($check_ip, '.'));
1916 $check_ip = substr($check_ip, 0, strrpos($check_ip, '.')+1);
1917 break;
1918 };
1919
1920 if ($check_ip && strpos($_SERVER['REMOTE_ADDR'], $check_ip) !== 0)
1921 $_SESSION["login_error_msg"] =
1922 __("Session failed to validate (incorrect IP)");
1923
1924 if ($_SESSION["ref_schema_version"] != get_schema_version($link, true))
1925 return false;
1926
1927 if ($_SESSION["uid"]) {
1928
1929 $result = db_query($link,
1930 "SELECT pwd_hash FROM ttrss_users WHERE id = '".$_SESSION["uid"]."'");
1931
1932 $pwd_hash = db_fetch_result($result, 0, "pwd_hash");
1933
1934 if ($pwd_hash != $_SESSION["pwd_hash"]) {
1935 return false;
1936 }
1937 }
1938
1939 /* if ($_SESSION["cookie_lifetime"] && $_SESSION["uid"]) {
1940
1941 //print_r($_SESSION);
1942
1943 if (time() > $_SESSION["cookie_lifetime"]) {
1944 return false;
1945 }
1946 } */
1947
1948 return true;
1949 }
1950
1951 function login_sequence($link, $mobile = false) {
1952 if (!SINGLE_USER_MODE) {
1953
1954 $login_action = $_POST["login_action"];
1955
1956 # try to authenticate user if called from login form
1957 if ($login_action == "do_login") {
1958 $login = $_POST["login"];
1959 $password = $_POST["password"];
1960 $remember_me = $_POST["remember_me"];
1961
1962 if (authenticate_user($link, $login, $password)) {
1963 $_POST["password"] = "";
1964
1965 $_SESSION["language"] = $_POST["language"];
1966 $_SESSION["ref_schema_version"] = get_schema_version($link, true);
1967 $_SESSION["bw_limit"] = !!$_POST["bw_limit"];
1968
1969 if ($_POST["profile"]) {
1970
1971 $profile = db_escape_string($_POST["profile"]);
1972
1973 $result = db_query($link, "SELECT id FROM ttrss_settings_profiles
1974 WHERE id = '$profile' AND owner_uid = " . $_SESSION["uid"]);
1975
1976 if (db_num_rows($result) != 0) {
1977 $_SESSION["profile"] = $profile;
1978 $_SESSION["prefs_cache"] = array();
1979 }
1980 }
1981
1982 header("Location: " . $_SERVER["REQUEST_URI"]);
1983 exit;
1984
1985 return;
1986 } else {
1987 $_SESSION["login_error_msg"] = __("Incorrect username or password");
1988 }
1989 }
1990
1991 if (!$_SESSION["uid"] || !validate_session($link)) {
1992 render_login_form($link, $mobile);
1993 //header("Location: login.php");
1994 exit;
1995 } else {
1996 /* bump login timestamp */
1997 db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
1998 $_SESSION["uid"]);
1999
2000 if ($_SESSION["language"] && SESSION_COOKIE_LIFETIME > 0) {
2001 setcookie("ttrss_lang", $_SESSION["language"],
2002 time() + SESSION_COOKIE_LIFETIME);
2003 }
2004 }
2005
2006 } else {
2007 return authenticate_user($link, "admin", null);
2008 }
2009 }
2010
2011 function truncate_string($str, $max_len, $suffix = '&hellip;') {
2012 if (mb_strlen($str, "utf-8") > $max_len - 3) {
2013 return mb_substr($str, 0, $max_len, "utf-8") . $suffix;
2014 } else {
2015 return $str;
2016 }
2017 }
2018
2019 function theme_image($link, $filename) {
2020 if ($link) {
2021 $theme_path = get_user_theme_path($link);
2022
2023 if ($theme_path && is_file($theme_path.$filename)) {
2024 return $theme_path.$filename;
2025 } else {
2026 return $filename;
2027 }
2028 } else {
2029 return $filename;
2030 }
2031 }
2032
2033 function get_user_theme($link) {
2034
2035 if (get_schema_version($link) >= 63 && $_SESSION["uid"]) {
2036 $theme_name = get_pref($link, "_THEME_ID");
2037 if (is_dir("themes/$theme_name")) {
2038 return $theme_name;
2039 } else {
2040 return '';
2041 }
2042 } else {
2043 return '';
2044 }
2045
2046 }
2047
2048 function get_user_theme_path($link) {
2049 $theme_path = '';
2050
2051 if (get_schema_version($link) >= 63 && $_SESSION["uid"]) {
2052 $theme_name = get_pref($link, "_THEME_ID");
2053
2054 if ($theme_name && is_dir("themes/$theme_name")) {
2055 $theme_path = "themes/$theme_name/";
2056 } else {
2057 $theme_name = '';
2058 }
2059 } else {
2060 $theme_path = '';
2061 }
2062
2063 if ($theme_path) {
2064 if (is_file("$theme_path/theme.ini")) {
2065 $ini = parse_ini_file("$theme_path/theme.ini", true);
2066 if ($ini['theme']['version'] >= THEME_VERSION_REQUIRED) {
2067 return $theme_path;
2068 }
2069 }
2070 }
2071 return '';
2072 }
2073
2074 function get_user_theme_options($link) {
2075 $t = get_user_theme_path($link);
2076
2077 if ($t) {
2078 if (is_file("$t/theme.ini")) {
2079 $ini = parse_ini_file("$t/theme.ini", true);
2080 if ($ini['theme']['version']) {
2081 return $ini['theme']['options'];
2082 }
2083 }
2084 }
2085 return '';
2086 }
2087
2088 function print_theme_includes($link) {
2089
2090 $t = get_user_theme_path($link);
2091 $time = time();
2092
2093 if ($t) {
2094 print "<link rel=\"stylesheet\" type=\"text/css\"
2095 href=\"$t/theme.css?$time \">";
2096 if (file_exists("$t/theme.js")) {
2097 print "<script type=\"text/javascript\" src=\"$t/theme.js?$time\">
2098 </script>";
2099 }
2100 }
2101 }
2102
2103 function get_all_themes() {
2104 $themes = glob("themes/*");
2105
2106 asort($themes);
2107
2108 $rv = array();
2109
2110 foreach ($themes as $t) {
2111 if (is_file("$t/theme.ini")) {
2112 $ini = parse_ini_file("$t/theme.ini", true);
2113 if ($ini['theme']['version'] >= THEME_VERSION_REQUIRED &&
2114 !$ini['theme']['disabled']) {
2115 $entry = array();
2116 $entry["path"] = $t;
2117 $entry["base"] = basename($t);
2118 $entry["name"] = $ini['theme']['name'];
2119 $entry["version"] = $ini['theme']['version'];
2120 $entry["author"] = $ini['theme']['author'];
2121 $entry["options"] = $ini['theme']['options'];
2122 array_push($rv, $entry);
2123 }
2124 }
2125 }
2126
2127 return $rv;
2128 }
2129
2130 function make_local_datetime($link, $timestamp, $long, $owner_uid = false,
2131 $no_smart_dt = false) {
2132
2133 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
2134 if (!$timestamp) $timestamp = '1970-01-01 0:00';
2135
2136 $user_tz_string = get_pref($link, 'USER_TIMEZONE', $owner_uid);
2137
2138 try {
2139 $user_tz = new DateTimeZone($user_tz_string);
2140 } catch (Exception $e) {
2141 $user_tz = new DateTimeZone('UTC');
2142 }
2143
2144 # We store date in UTC internally
2145 $dt = new DateTime($timestamp, new DateTimeZone('UTC'));
2146 $user_timestamp = $dt->format('U') + $user_tz->getOffset($dt);
2147
2148 if (!$no_smart_dt && get_pref($link, 'HEADLINES_SMART_DATE', $owner_uid)) {
2149 return smart_date_time($link, $user_timestamp,
2150 $user_tz->getOffset($dt), $owner_uid);
2151 } else {
2152 if ($long)
2153 $format = get_pref($link, 'LONG_DATE_FORMAT', $owner_uid);
2154 else
2155 $format = get_pref($link, 'SHORT_DATE_FORMAT', $owner_uid);
2156
2157 return date($format, $user_timestamp);
2158 }
2159 }
2160
2161 function smart_date_time($link, $timestamp, $tz_offset = 0, $owner_uid = false) {
2162 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
2163
2164 if (date("Y.m.d", $timestamp) == date("Y.m.d", time() + $tz_offset)) {
2165 return date("G:i", $timestamp);
2166 } else if (date("Y", $timestamp) == date("Y", time() + $tz_offset)) {
2167 $format = get_pref($link, 'SHORT_DATE_FORMAT', $owner_uid);
2168 return date($format, $timestamp);
2169 } else {
2170 $format = get_pref($link, 'LONG_DATE_FORMAT', $owner_uid);
2171 return date($format, $timestamp);
2172 }
2173 }
2174
2175 function smart_date($timestamp) {
2176 if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
2177 return "Today";
2178 } else if (date("Y", $timestamp) == date("Y")) {
2179 return date("D m", $timestamp);
2180 } else {
2181 return date("Y/m/d", $timestamp);
2182 }
2183 }
2184
2185 function sql_bool_to_string($s) {
2186 if ($s == "t" || $s == "1") {
2187 return "true";
2188 } else {
2189 return "false";
2190 }
2191 }
2192
2193 function sql_bool_to_bool($s) {
2194 if ($s == "t" || $s == "1") {
2195 return true;
2196 } else {
2197 return false;
2198 }
2199 }
2200
2201 function bool_to_sql_bool($s) {
2202 if ($s) {
2203 return "true";
2204 } else {
2205 return "false";
2206 }
2207 }
2208
2209 function toggleEvenOdd($a) {
2210 if ($a == "even")
2211 return "odd";
2212 else
2213 return "even";
2214 }
2215
2216 function get_schema_version($link, $nocache = false) {
2217 if (!$_SESSION["schema_version"] || $nocache) {
2218 $result = db_query($link, "SELECT schema_version FROM ttrss_version");
2219 $version = db_fetch_result($result, 0, "schema_version");
2220 $_SESSION["schema_version"] = $version;
2221 return $version;
2222 } else {
2223 return $_SESSION["schema_version"];
2224 }
2225 }
2226
2227 function sanity_check($link) {
2228
2229 $error_code = 0;
2230 $schema_version = get_schema_version($link);
2231
2232 if ($schema_version != SCHEMA_VERSION) {
2233 $error_code = 5;
2234 }
2235
2236 if (DB_TYPE == "mysql") {
2237 $result = db_query($link, "SELECT true", false);
2238 if (db_num_rows($result) != 1) {
2239 $error_code = 10;
2240 }
2241 }
2242
2243 if (db_escape_string("testTEST") != "testTEST") {
2244 $error_code = 12;
2245 }
2246
2247 if ($error_code != 0) {
2248 print_error_xml($error_code);
2249 return false;
2250 } else {
2251 return true;
2252 }
2253 }
2254
2255 function file_is_locked($filename) {
2256 if (function_exists('flock')) {
2257 $fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
2258 if ($fp) {
2259 if (flock($fp, LOCK_EX | LOCK_NB)) {
2260 flock($fp, LOCK_UN);
2261 fclose($fp);
2262 return false;
2263 }
2264 fclose($fp);
2265 return true;
2266 } else {
2267 return false;
2268 }
2269 }
2270 return true; // consider the file always locked and skip the test
2271 }
2272
2273 function make_lockfile($filename) {
2274 $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
2275
2276 if (flock($fp, LOCK_EX | LOCK_NB)) {
2277 if (function_exists('posix_getpid')) {
2278 fwrite($fp, posix_getpid() . "\n");
2279 }
2280 return $fp;
2281 } else {
2282 return false;
2283 }
2284 }
2285
2286 function make_stampfile($filename) {
2287 $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
2288
2289 if (flock($fp, LOCK_EX | LOCK_NB)) {
2290 fwrite($fp, time() . "\n");
2291 flock($fp, LOCK_UN);
2292 fclose($fp);
2293 return true;
2294 } else {
2295 return false;
2296 }
2297 }
2298
2299 function sql_random_function() {
2300 if (DB_TYPE == "mysql") {
2301 return "RAND()";
2302 } else {
2303 return "RANDOM()";
2304 }
2305 }
2306
2307 function catchup_feed($link, $feed, $cat_view, $owner_uid = false) {
2308
2309 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
2310
2311 if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
2312
2313 if ($cat_view) {
2314
2315 if ($feed >= 0) {
2316
2317 if ($feed > 0) {
2318 $cat_qpart = "cat_id = '$feed'";
2319 } else {
2320 $cat_qpart = "cat_id IS NULL";
2321 }
2322
2323 $tmp_result = db_query($link, "SELECT id
2324 FROM ttrss_feeds WHERE $cat_qpart AND owner_uid = $owner_uid");
2325
2326 while ($tmp_line = db_fetch_assoc($tmp_result)) {
2327
2328 $tmp_feed = $tmp_line["id"];
2329
2330 db_query($link, "UPDATE ttrss_user_entries
2331 SET unread = false,last_read = NOW()
2332 WHERE feed_id = '$tmp_feed' AND owner_uid = $owner_uid");
2333 }
2334 } else if ($feed == -2) {
2335
2336
2337 db_query($link, "UPDATE ttrss_user_entries
2338 SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
2339 FROM ttrss_user_labels2 WHERE article_id = ref_id) > 0
2340 AND unread = true AND owner_uid = $owner_uid");
2341 }
2342
2343 } else if ($feed > 0) {
2344
2345 db_query($link, "UPDATE ttrss_user_entries
2346 SET unread = false,last_read = NOW()
2347 WHERE feed_id = '$feed' AND owner_uid = $owner_uid");
2348
2349 } else if ($feed < 0 && $feed > -10) { // special, like starred
2350
2351 if ($feed == -1) {
2352 db_query($link, "UPDATE ttrss_user_entries
2353 SET unread = false,last_read = NOW()
2354 WHERE marked = true AND owner_uid = $owner_uid");
2355 }
2356
2357 if ($feed == -2) {
2358 db_query($link, "UPDATE ttrss_user_entries
2359 SET unread = false,last_read = NOW()
2360 WHERE published = true AND owner_uid = $owner_uid");
2361 }
2362
2363 if ($feed == -3) {
2364
2365 $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE");
2366
2367 if (DB_TYPE == "pgsql") {
2368 $match_part = "updated > NOW() - INTERVAL '$intl hour' ";
2369 } else {
2370 $match_part = "updated > DATE_SUB(NOW(),
2371 INTERVAL $intl HOUR) ";
2372 }
2373
2374 $result = db_query($link, "SELECT id FROM ttrss_entries,
2375 ttrss_user_entries WHERE $match_part AND
2376 unread = true AND
2377 ttrss_user_entries.ref_id = ttrss_entries.id AND
2378 owner_uid = $owner_uid");
2379
2380 $affected_ids = array();
2381
2382 while ($line = db_fetch_assoc($result)) {
2383 array_push($affected_ids, $line["id"]);
2384 }
2385
2386 catchupArticlesById($link, $affected_ids, 0);
2387 }
2388
2389 if ($feed == -4) {
2390 db_query($link, "UPDATE ttrss_user_entries
2391 SET unread = false,last_read = NOW()
2392 WHERE owner_uid = $owner_uid");
2393 }
2394
2395 } else if ($feed < -10) { // label
2396
2397 $label_id = -$feed - 11;
2398
2399 db_query($link, "UPDATE ttrss_user_entries, ttrss_user_labels2
2400 SET unread = false, last_read = NOW()
2401 WHERE label_id = '$label_id' AND unread = true
2402 AND owner_uid = '$owner_uid' AND ref_id = article_id");
2403
2404 }
2405
2406 ccache_update($link, $feed, $owner_uid, $cat_view);
2407
2408 } else { // tag
2409 db_query($link, "BEGIN");
2410
2411 $tag_name = db_escape_string($feed);
2412
2413 $result = db_query($link, "SELECT post_int_id FROM ttrss_tags
2414 WHERE tag_name = '$tag_name' AND owner_uid = $owner_uid");
2415
2416 while ($line = db_fetch_assoc($result)) {
2417 db_query($link, "UPDATE ttrss_user_entries SET
2418 unread = false, last_read = NOW()
2419 WHERE int_id = " . $line["post_int_id"]);
2420 }
2421 db_query($link, "COMMIT");
2422 }
2423 }
2424
2425 function getAllCounters($link, $omode = "flc", $active_feed = false) {
2426
2427 if (!$omode) $omode = "flc";
2428
2429 $data = getGlobalCounters($link);
2430
2431 $data = array_merge($data, getVirtCounters($link));
2432
2433 if (strchr($omode, "l")) $data = array_merge($data, getLabelCounters($link));
2434 if (strchr($omode, "f")) $data = array_merge($data, getFeedCounters($link, $active_feed));
2435 if (strchr($omode, "t")) $data = array_merge($data, getTagCounters($link));
2436 if (strchr($omode, "c")) {
2437 if (get_pref($link, 'ENABLE_FEED_CATS')) {
2438 $data = array_merge($data, getCategoryCounters($link));
2439 }
2440 }
2441
2442 return $data;
2443 }
2444
2445 function getCategoryCounters($link) {
2446 $ret_arr = array();
2447
2448 /* Labels category */
2449
2450 $cv = array("id" => -2, "kind" => "cat",
2451 "counter" => getCategoryUnread($link, -2));
2452
2453 array_push($ret_arr, $cv);
2454
2455 $age_qpart = getMaxAgeSubquery();
2456
2457 $result = db_query($link, "SELECT id AS cat_id, value AS unread
2458 FROM ttrss_feed_categories, ttrss_cat_counters_cache
2459 WHERE ttrss_cat_counters_cache.feed_id = id AND
2460 ttrss_feed_categories.owner_uid = " . $_SESSION["uid"]);
2461
2462 while ($line = db_fetch_assoc($result)) {
2463 $line["cat_id"] = (int) $line["cat_id"];
2464
2465 $cv = array("id" => $line["cat_id"], "kind" => "cat",
2466 "counter" => $line["unread"]);
2467
2468 array_push($ret_arr, $cv);
2469 }
2470
2471 /* Special case: NULL category doesn't actually exist in the DB */
2472
2473 $cv = array("id" => 0, "kind" => "cat",
2474 "counter" => ccache_find($link, 0, $_SESSION["uid"], true));
2475
2476 array_push($ret_arr, $cv);
2477
2478 return $ret_arr;
2479 }
2480
2481 function getCategoryUnread($link, $cat, $owner_uid = false) {
2482
2483 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2484
2485 if ($cat >= 0) {
2486
2487 if ($cat != 0) {
2488 $cat_query = "cat_id = '$cat'";
2489 } else {
2490 $cat_query = "cat_id IS NULL";
2491 }
2492
2493 $age_qpart = getMaxAgeSubquery();
2494
2495 $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE $cat_query
2496 AND owner_uid = " . $owner_uid);
2497
2498 $cat_feeds = array();
2499 while ($line = db_fetch_assoc($result)) {
2500 array_push($cat_feeds, "feed_id = " . $line["id"]);
2501 }
2502
2503 if (count($cat_feeds) == 0) return 0;
2504
2505 $match_part = implode(" OR ", $cat_feeds);
2506
2507 $result = db_query($link, "SELECT COUNT(int_id) AS unread
2508 FROM ttrss_user_entries,ttrss_entries
2509 WHERE unread = true AND ($match_part) AND id = ref_id
2510 AND $age_qpart AND owner_uid = " . $owner_uid);
2511
2512 $unread = 0;
2513
2514 # this needs to be rewritten
2515 while ($line = db_fetch_assoc($result)) {
2516 $unread += $line["unread"];
2517 }
2518
2519 return $unread;
2520 } else if ($cat == -1) {
2521 return getFeedUnread($link, -1) + getFeedUnread($link, -2) + getFeedUnread($link, -3) + getFeedUnread($link, 0);
2522 } else if ($cat == -2) {
2523
2524 $result = db_query($link, "
2525 SELECT COUNT(unread) AS unread FROM
2526 ttrss_user_entries, ttrss_labels2, ttrss_user_labels2, ttrss_feeds
2527 WHERE label_id = ttrss_labels2.id AND article_id = ref_id AND
2528 ttrss_labels2.owner_uid = '$owner_uid'
2529 AND unread = true AND feed_id = ttrss_feeds.id
2530 AND ttrss_user_entries.owner_uid = '$owner_uid'");
2531
2532 $unread = db_fetch_result($result, 0, "unread");
2533
2534 return $unread;
2535
2536 }
2537 }
2538
2539 function getMaxAgeSubquery($days = COUNTERS_MAX_AGE) {
2540 if (DB_TYPE == "pgsql") {
2541 return "ttrss_entries.date_updated >
2542 NOW() - INTERVAL '$days days'";
2543 } else {
2544 return "ttrss_entries.date_updated >
2545 DATE_SUB(NOW(), INTERVAL $days DAY)";
2546 }
2547 }
2548
2549 function getFeedUnread($link, $feed, $is_cat = false) {
2550 return getFeedArticles($link, $feed, $is_cat, true, $_SESSION["uid"]);
2551 }
2552
2553 function getLabelUnread($link, $label_id, $owner_uid = false) {
2554 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2555
2556 $result = db_query($link, "
2557 SELECT COUNT(unread) AS unread FROM
2558 ttrss_user_entries, ttrss_labels2, ttrss_user_labels2, ttrss_feeds
2559 WHERE label_id = ttrss_labels2.id AND article_id = ref_id AND
2560 ttrss_labels2.owner_uid = '$owner_uid' AND ttrss_labels2.id = '$label_id'
2561 AND unread = true AND feed_id = ttrss_feeds.id
2562 AND ttrss_user_entries.owner_uid = '$owner_uid'");
2563
2564 if (db_num_rows($result) != 0) {
2565 return db_fetch_result($result, 0, "unread");
2566 } else {
2567 return 0;
2568 }
2569 }
2570
2571 function getFeedArticles($link, $feed, $is_cat = false, $unread_only = false,
2572 $owner_uid = false) {
2573
2574 $n_feed = (int) $feed;
2575
2576 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2577
2578 if ($unread_only) {
2579 $unread_qpart = "unread = true";
2580 } else {
2581 $unread_qpart = "true";
2582 }
2583
2584 $age_qpart = getMaxAgeSubquery();
2585
2586 if ($is_cat) {
2587 return getCategoryUnread($link, $n_feed, $owner_uid);
2588 } if ($feed != "0" && $n_feed == 0) {
2589
2590 $feed = db_escape_string($feed);
2591
2592 $result = db_query($link, "SELECT SUM((SELECT COUNT(int_id)
2593 FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
2594 AND ref_id = id AND $age_qpart
2595 AND $unread_qpart)) AS count FROM ttrss_tags
2596 WHERE owner_uid = $owner_uid AND tag_name = '$feed'");
2597 return db_fetch_result($result, 0, "count");
2598
2599 } else if ($n_feed == -1) {
2600 $match_part = "marked = true";
2601 } else if ($n_feed == -2) {
2602 $match_part = "published = true";
2603 } else if ($n_feed == -3) {
2604 $match_part = "unread = true AND score >= 0";
2605
2606 $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE", $owner_uid);
2607
2608 if (DB_TYPE == "pgsql") {
2609 $match_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
2610 } else {
2611 $match_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
2612 }
2613 } else if ($n_feed == -4) {
2614 $match_part = "true";
2615 } else if ($n_feed >= 0) {
2616
2617 if ($n_feed != 0) {
2618 $match_part = "feed_id = '$n_feed'";
2619 } else {
2620 $match_part = "feed_id IS NULL";
2621 }
2622
2623 } else if ($feed < -10) {
2624
2625 $label_id = -$feed - 11;
2626
2627 return getLabelUnread($link, $label_id, $owner_uid);
2628
2629 }
2630
2631 if ($match_part) {
2632
2633 if ($n_feed != 0) {
2634 $from_qpart = "ttrss_user_entries,ttrss_feeds,ttrss_entries";
2635 $feeds_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
2636 } else {
2637 $from_qpart = "ttrss_user_entries,ttrss_entries";
2638 $feeds_qpart = '';
2639 }
2640
2641 $query = "SELECT count(int_id) AS unread
2642 FROM $from_qpart WHERE
2643 ttrss_user_entries.ref_id = ttrss_entries.id AND
2644 $age_qpart AND
2645 $feeds_qpart
2646 $unread_qpart AND ($match_part) AND ttrss_user_entries.owner_uid = $owner_uid";
2647
2648 $result = db_query($link, $query);
2649
2650 } else {
2651
2652 $result = db_query($link, "SELECT COUNT(post_int_id) AS unread
2653 FROM ttrss_tags,ttrss_user_entries,ttrss_entries
2654 WHERE tag_name = '$feed' AND post_int_id = int_id AND ref_id = ttrss_entries.id
2655 AND $unread_qpart AND $age_qpart AND
2656 ttrss_tags.owner_uid = " . $owner_uid);
2657 }
2658
2659 $unread = db_fetch_result($result, 0, "unread");
2660
2661 return $unread;
2662 }
2663
2664 function getGlobalUnread($link, $user_id = false) {
2665
2666 if (!$user_id) {
2667 $user_id = $_SESSION["uid"];
2668 }
2669
2670 $result = db_query($link, "SELECT SUM(value) AS c_id FROM ttrss_counters_cache
2671 WHERE owner_uid = '$user_id' AND feed_id > 0");
2672
2673 $c_id = db_fetch_result($result, 0, "c_id");
2674
2675 return $c_id;
2676 }
2677
2678 function getGlobalCounters($link, $global_unread = -1) {
2679 $ret_arr = array();
2680
2681 if ($global_unread == -1) {
2682 $global_unread = getGlobalUnread($link);
2683 }
2684
2685 $cv = array("id" => "global-unread",
2686 "counter" => $global_unread);
2687
2688 array_push($ret_arr, $cv);
2689
2690 $result = db_query($link, "SELECT COUNT(id) AS fn FROM
2691 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
2692
2693 $subscribed_feeds = db_fetch_result($result, 0, "fn");
2694
2695 $cv = array("id" => "subscribed-feeds",
2696 "counter" => $subscribed_feeds);
2697
2698 array_push($ret_arr, $cv);
2699
2700 return $ret_arr;
2701 }
2702
2703 function getSubscribedFeeds($link) {
2704 $result = db_query($link, "SELECT COUNT(id) AS fn FROM
2705 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
2706
2707 return db_fetch_result($result, 0, "fn");
2708 }
2709
2710 function getTagCounters($link) {
2711
2712 $ret_arr = array();
2713
2714 $age_qpart = getMaxAgeSubquery();
2715
2716 $result = db_query($link, "SELECT tag_name,SUM((SELECT COUNT(int_id)
2717 FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
2718 AND ref_id = id AND $age_qpart
2719 AND unread = true)) AS count FROM ttrss_tags
2720 WHERE owner_uid = ".$_SESSION['uid']." GROUP BY tag_name
2721 ORDER BY count DESC LIMIT 55");
2722
2723 $tags = array();
2724
2725 while ($line = db_fetch_assoc($result)) {
2726 $tags[$line["tag_name"]] += $line["count"];
2727 }
2728
2729 foreach (array_keys($tags) as $tag) {
2730 $unread = $tags[$tag];
2731 $tag = htmlspecialchars($tag);
2732
2733 $cv = array("id" => $tag,
2734 "kind" => "tag",
2735 "counter" => $unread);
2736
2737 array_push($ret_arr, $cv);
2738 }
2739
2740 return $ret_arr;
2741 }
2742
2743 function getVirtCounters($link) {
2744
2745 $ret_arr = array();
2746
2747 for ($i = 0; $i >= -4; $i--) {
2748
2749 $count = getFeedUnread($link, $i);
2750
2751 $cv = array("id" => $i,
2752 "counter" => $count);
2753
2754 // if (get_pref($link, 'EXTENDED_FEEDLIST'))
2755 // $cv["xmsg"] = getFeedArticles($link, $i)." ".__("total");
2756
2757 array_push($ret_arr, $cv);
2758 }
2759
2760 return $ret_arr;
2761 }
2762
2763 function getLabelCounters($link, $descriptions = false) {
2764
2765 $ret_arr = array();
2766
2767 $age_qpart = getMaxAgeSubquery();
2768
2769 $owner_uid = $_SESSION["uid"];
2770
2771 $result = db_query($link, "SELECT id, caption FROM ttrss_labels2
2772 WHERE owner_uid = '$owner_uid'");
2773
2774 while ($line = db_fetch_assoc($result)) {
2775
2776 $id = -$line["id"] - 11;
2777
2778 $label_name = $line["caption"];
2779 $count = getFeedUnread($link, $id);
2780
2781 $cv = array("id" => $id,
2782 "counter" => $count);
2783
2784 if ($descriptions)
2785 $cv["description"] = $label_name;
2786
2787 // if (get_pref($link, 'EXTENDED_FEEDLIST'))
2788 // $cv["xmsg"] = getFeedArticles($link, $id)." ".__("total");
2789
2790 array_push($ret_arr, $cv);
2791 }
2792
2793 return $ret_arr;
2794 }
2795
2796 function getFeedCounters($link, $active_feed = false) {
2797
2798 $ret_arr = array();
2799
2800 $age_qpart = getMaxAgeSubquery();
2801
2802 $query = "SELECT ttrss_feeds.id,
2803 ttrss_feeds.title,
2804 ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
2805 last_error, value AS count
2806 FROM ttrss_feeds, ttrss_counters_cache
2807 WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
2808 AND ttrss_counters_cache.feed_id = id";
2809
2810 $result = db_query($link, $query);
2811 $fctrs_modified = false;
2812
2813 while ($line = db_fetch_assoc($result)) {
2814
2815 $id = $line["id"];
2816 $count = $line["count"];
2817 $last_error = htmlspecialchars($line["last_error"]);
2818
2819 $last_updated = make_local_datetime($link, $line['last_updated'], false);
2820
2821 $has_img = feed_has_icon($id);
2822
2823 if (date('Y') - date('Y', strtotime($line['last_updated'])) > 2)
2824 $last_updated = '';
2825
2826 $cv = array("id" => $id,
2827 "updated" => $last_updated,
2828 "counter" => $count,
2829 "has_img" => (int) $has_img);
2830
2831 if ($last_error)
2832 $cv["error"] = $last_error;
2833
2834 // if (get_pref($link, 'EXTENDED_FEEDLIST'))
2835 // $cv["xmsg"] = getFeedArticles($link, $id)." ".__("total");
2836
2837 if ($active_feed && $id == $active_feed)
2838 $cv["title"] = truncate_string($line["title"], 30);
2839
2840 array_push($ret_arr, $cv);
2841
2842 }
2843
2844 return $ret_arr;
2845 }
2846
2847 function get_pgsql_version($link) {
2848 $result = db_query($link, "SELECT version() AS version");
2849 $version = split(" ", db_fetch_result($result, 0, "version"));
2850 return $version[1];
2851 }
2852
2853 function print_error_xml($code, $add_msg = "") {
2854 global $ERRORS;
2855
2856 $error_msg = $ERRORS[$code];
2857
2858 if ($add_msg) {
2859 $error_msg = "$error_msg; $add_msg";
2860 }
2861
2862 print "<rpc-reply>";
2863 print "<error error-code=\"$code\" error-msg=\"$error_msg\"/>";
2864 print "</rpc-reply>";
2865 }
2866
2867 /**
2868 * Subscribes the user to the given feed
2869 *
2870 * @param resource $link Database connection
2871 * @param string $url Feed URL to subscribe to
2872 * @param integer $cat_id Category ID the feed shall be added to
2873 * @param string $auth_login (optional) Feed username
2874 * @param string $auth_pass (optional) Feed password
2875 *
2876 * @return integer Status code:
2877 * 0 - OK, Feed already exists
2878 * 1 - OK, Feed added
2879 * 2 - Invalid URL
2880 * 3 - URL content is HTML, no feeds available
2881 * 4 - URL content is HTML which contains multiple feeds.
2882 * Here you should call extractfeedurls in rpc-backend
2883 * to get all possible feeds.
2884 * 5 - Couldn't download the URL content.
2885 */
2886 function subscribe_to_feed($link, $url, $cat_id = 0,
2887 $auth_login = '', $auth_pass = '') {
2888
2889 $url = fix_url($url);
2890
2891 if (!$url || !validate_feed_url($url)) return 2;
2892
2893 $update_method = 0;
2894
2895 if (strpos($url, '://twitter.com') === false) {
2896 if (!fetch_file_contents($url)) return 5;
2897
2898 if (url_is_html($url)) {
2899 $feedUrls = get_feeds_from_html($url);
2900 if (count($feedUrls) == 0) {
2901 return 3;
2902 } else if (count($feedUrls) > 1) {
2903 return 4;
2904 }
2905 //use feed url as new URL
2906 $url = key($feedUrls);
2907 }
2908
2909 } else {
2910 if (!fetch_twitter_rss($link, $url, $_SESSION['uid']))
2911 return 5;
2912
2913 $update_method = 3;
2914 }
2915 if ($cat_id == "0" || !$cat_id) {
2916 $cat_qpart = "NULL";
2917 } else {
2918 $cat_qpart = "'$cat_id'";
2919 }
2920
2921 $result = db_query($link,
2922 "SELECT id FROM ttrss_feeds
2923 WHERE feed_url = '$url' AND owner_uid = ".$_SESSION["uid"]);
2924
2925 if (db_num_rows($result) == 0) {
2926 $result = db_query($link,
2927 "INSERT INTO ttrss_feeds
2928 (owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method)
2929 VALUES ('".$_SESSION["uid"]."', '$url',
2930 '[Unknown]', $cat_qpart, '$auth_login', '$auth_pass', '$update_method')");
2931
2932 $result = db_query($link,
2933 "SELECT id FROM ttrss_feeds WHERE feed_url = '$url'
2934 AND owner_uid = " . $_SESSION["uid"]);
2935
2936 $feed_id = db_fetch_result($result, 0, "id");
2937
2938 if ($feed_id) {
2939 update_rss_feed($link, $feed_id, true);
2940 }
2941
2942 return 1;
2943 } else {
2944 return 0;
2945 }
2946 }
2947
2948 function print_feed_select($link, $id, $default_id = "",
2949 $attributes = "", $include_all_feeds = true) {
2950
2951 print "<select id=\"$id\" name=\"$id\" $attributes>";
2952 if ($include_all_feeds) {
2953 print "<option value=\"0\">".__('All feeds')."</option>";
2954 }
2955
2956 $result = db_query($link, "SELECT id,title FROM ttrss_feeds
2957 WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
2958
2959 if (db_num_rows($result) > 0 && $include_all_feeds) {
2960 print "<option disabled>--------</option>";
2961 }
2962
2963 while ($line = db_fetch_assoc($result)) {
2964 if ($line["id"] == $default_id) {
2965 $is_selected = "selected=\"1\"";
2966 } else {
2967 $is_selected = "";
2968 }
2969
2970 $title = truncate_string(htmlspecialchars($line["title"]), 40);
2971
2972 printf("<option $is_selected value='%d'>%s</option>",
2973 $line["id"], $title);
2974 }
2975
2976 print "</select>";
2977 }
2978
2979 function print_feed_cat_select($link, $id, $default_id = "",
2980 $attributes = "", $include_all_cats = true) {
2981
2982 print "<select id=\"$id\" name=\"$id\" default=\"$default_id\" onchange=\"catSelectOnChange(this)\" $attributes>";
2983
2984 if ($include_all_cats) {
2985 print "<option value=\"0\">".__('Uncategorized')."</option>";
2986 }
2987
2988 $result = db_query($link, "SELECT id,title FROM ttrss_feed_categories
2989 WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
2990
2991 if (db_num_rows($result) > 0 && $include_all_cats) {
2992 print "<option disabled=\"1\">--------</option>";
2993 }
2994
2995 while ($line = db_fetch_assoc($result)) {
2996 if ($line["id"] == $default_id) {
2997 $is_selected = "selected=\"1\"";
2998 } else {
2999 $is_selected = "";
3000 }
3001
3002 if ($line["title"])
3003 printf("<option $is_selected value='%d'>%s</option>",
3004 $line["id"], htmlspecialchars($line["title"]));
3005 }
3006
3007 # print "<option value=\"ADD_CAT\">" .__("Add category...") . "</option>";
3008
3009 print "</select>";
3010 }
3011
3012 function checkbox_to_sql_bool($val) {
3013 return ($val == "on") ? "true" : "false";
3014 }
3015
3016 function getFeedCatTitle($link, $id) {
3017 if ($id == -1) {
3018 return __("Special");
3019 } else if ($id < -10) {
3020 return __("Labels");
3021 } else if ($id > 0) {
3022 $result = db_query($link, "SELECT ttrss_feed_categories.title
3023 FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND
3024 cat_id = ttrss_feed_categories.id");
3025 if (db_num_rows($result) == 1) {
3026 return db_fetch_result($result, 0, "title");
3027 } else {
3028 return __("Uncategorized");
3029 }
3030 } else {
3031 return "getFeedCatTitle($id) failed";
3032 }
3033
3034 }
3035
3036 function getFeedIcon($id) {
3037 switch ($id) {
3038 case 0:
3039 return "images/archive.png";
3040 break;
3041 case -1:
3042 return "images/mark_set.png";
3043 break;
3044 case -2:
3045 return "images/pub_set.png";
3046 break;
3047 case -3:
3048 return "images/fresh.png";
3049 break;
3050 case -4:
3051 return "images/tag.png";
3052 break;
3053 default:
3054 if ($id < -10) {
3055 return "images/label.png";
3056 } else {
3057 if (file_exists(ICONS_DIR . "/$id.ico"))
3058 return ICONS_URL . "/$id.ico";
3059 }
3060 break;
3061 }
3062 }
3063
3064 function getFeedTitle($link, $id) {
3065 if ($id == -1) {
3066 return __("Starred articles");
3067 } else if ($id == -2) {
3068 return __("Published articles");
3069 } else if ($id == -3) {
3070 return __("Fresh articles");
3071 } else if ($id == -4) {
3072 return __("All articles");
3073 } else if ($id === 0 || $id === "0") {
3074 return __("Archived articles");
3075 } else if ($id < -10) {
3076 $label_id = -$id - 11;
3077 $result = db_query($link, "SELECT caption FROM ttrss_labels2 WHERE id = '$label_id'");
3078 if (db_num_rows($result) == 1) {
3079 return db_fetch_result($result, 0, "caption");
3080 } else {
3081 return "Unknown label ($label_id)";
3082 }
3083
3084 } else if ($id > 0) {
3085 $result = db_query($link, "SELECT title FROM ttrss_feeds WHERE id = '$id'");
3086 if (db_num_rows($result) == 1) {
3087 return db_fetch_result($result, 0, "title");
3088 } else {
3089 return "Unknown feed ($id)";
3090 }
3091 } else {
3092 return $id;
3093 }
3094 }
3095
3096 function get_session_cookie_name() {
3097 return ((!defined('TTRSS_SESSION_NAME')) ? "ttrss_sid" : TTRSS_SESSION_NAME);
3098 }
3099
3100 function make_init_params($link) {
3101 $params = array();
3102
3103 $params["theme"] = get_user_theme($link);
3104 $params["theme_options"] = get_user_theme_options($link);
3105 $params["daemon_enabled"] = ENABLE_UPDATE_DAEMON;
3106
3107 $params["sign_progress"] = theme_image($link, "images/indicator_white.gif");
3108 $params["sign_progress_tiny"] = theme_image($link, "images/indicator_tiny.gif");
3109 $params["sign_excl"] = theme_image($link, "images/sign_excl.png");
3110 $params["sign_info"] = theme_image($link, "images/sign_info.png");
3111
3112 foreach (array("ON_CATCHUP_SHOW_NEXT_FEED", "HIDE_READ_FEEDS",
3113 "ENABLE_FEED_CATS", "FEEDS_SORT_BY_UNREAD", "CONFIRM_FEED_CATCHUP",
3114 "CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE", "DEFAULT_ARTICLE_LIMIT",
3115 "HIDE_READ_SHOWS_SPECIAL", "COMBINED_DISPLAY_MODE") as $param) {
3116
3117 $params[strtolower($param)] = (int) get_pref($link, $param);
3118 }
3119
3120 $params["icons_url"] = ICONS_URL;
3121 $params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME;
3122 $params["default_view_mode"] = get_pref($link, "_DEFAULT_VIEW_MODE");
3123 $params["default_view_limit"] = (int) get_pref($link, "_DEFAULT_VIEW_LIMIT");
3124 $params["default_view_order_by"] = get_pref($link, "_DEFAULT_VIEW_ORDER_BY");
3125 $params["bw_limit"] = (int) $_SESSION["bw_limit"];
3126
3127 $result = db_query($link, "SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
3128 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
3129
3130 $max_feed_id = db_fetch_result($result, 0, "mid");
3131 $num_feeds = db_fetch_result($result, 0, "nf");
3132
3133 $params["max_feed_id"] = (int) $max_feed_id;
3134 $params["num_feeds"] = (int) $num_feeds;
3135
3136 $params["collapsed_feedlist"] = (int) get_pref($link, "_COLLAPSED_FEEDLIST");
3137
3138 return $params;
3139 }
3140
3141 function print_runtime_info($link) {
3142 print "<runtime-info><![CDATA[";
3143 print json_encode(make_runtime_info($link));
3144 print "]]></runtime-info>";
3145 }
3146
3147 function make_runtime_info($link) {
3148 $data = array();
3149
3150 $result = db_query($link, "SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
3151 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
3152
3153 $max_feed_id = db_fetch_result($result, 0, "mid");
3154 $num_feeds = db_fetch_result($result, 0, "nf");
3155
3156 $data["max_feed_id"] = (int) $max_feed_id;
3157 $data["num_feeds"] = (int) $num_feeds;
3158
3159 $data['last_article_id'] = getLastArticleId($link);
3160 $data['cdm_expanded'] = get_pref($link, 'CDM_EXPANDED');
3161
3162 if (ENABLE_UPDATE_DAEMON) {
3163
3164 $data['daemon_is_running'] = (int) file_is_locked("update_daemon.lock");
3165
3166 if (time() - $_SESSION["daemon_stamp_check"] > 30) {
3167
3168 $stamp = (int) @file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp");
3169
3170 if ($stamp) {
3171 $stamp_delta = time() - $stamp;
3172
3173 if ($stamp_delta > 1800) {
3174 $stamp_check = 0;
3175 } else {
3176 $stamp_check = 1;
3177 $_SESSION["daemon_stamp_check"] = time();
3178 }
3179
3180 $data['daemon_stamp_ok'] = $stamp_check;
3181
3182 $stamp_fmt = date("Y.m.d, G:i", $stamp);
3183
3184 $data['daemon_stamp'] = $stamp_fmt;
3185 }
3186 }
3187 }
3188
3189 if ($_SESSION["last_version_check"] + 86400 + rand(-1000, 1000) < time()) {
3190 $new_version_details = @check_for_update($link);
3191
3192 $data['new_version_available'] = (int) ($new_version_details != false);
3193
3194 $_SESSION["last_version_check"] = time();
3195 }
3196
3197 return $data;
3198 }
3199
3200 function getSearchSql($search, $match_on) {
3201
3202 $search_query_part = "";
3203
3204 $keywords = split(" ", $search);
3205 $query_keywords = array();
3206
3207 if ($match_on == "both") {
3208
3209 foreach ($keywords as $k) {
3210 if (strpos($k, "-") === 0) {
3211 $k = substr($k, 1);
3212 $not = "NOT";
3213 } else {
3214 $not = "";
3215 }
3216
3217 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
3218 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
3219 }
3220
3221 $search_query_part = implode("AND", $query_keywords) . " AND ";
3222
3223 } else if ($match_on == "title") {
3224
3225 foreach ($keywords as $k) {
3226 if (strpos($k, "-") === 0) {
3227 $k = substr($k, 1);
3228 $not = "NOT";
3229 } else {
3230 $not = "";
3231 }
3232
3233 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%'))");
3234 }
3235
3236 $search_query_part = implode("AND", $query_keywords) . " AND ";
3237
3238 } else if ($match_on == "content") {
3239
3240 foreach ($keywords as $k) {
3241 if (strpos($k, "-") === 0) {
3242 $k = substr($k, 1);
3243 $not = "NOT";
3244 } else {
3245 $not = "";
3246 }
3247
3248 array_push($query_keywords, "(UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
3249 }
3250 }
3251
3252 $search_query_part = implode("AND", $query_keywords);
3253
3254 return $search_query_part;
3255 }
3256
3257 function queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view, $search, $search_mode, $match_on, $override_order = false, $offset = 0, $owner_uid = 0) {
3258
3259 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3260
3261 $ext_tables_part = "";
3262
3263 if ($search) {
3264
3265 if (SPHINX_ENABLED) {
3266 $ids = join(",", @sphinx_search($search, 0, 500));
3267
3268 if ($ids)
3269 $search_query_part = "ref_id IN ($ids) AND ";
3270 else
3271 $search_query_part = "ref_id = -1 AND ";
3272
3273 } else {
3274 $search_query_part = getSearchSql($search, $match_on);
3275 $search_query_part .= " AND ";
3276 }
3277
3278 } else {
3279 $search_query_part = "";
3280 }
3281
3282 $view_query_part = "";
3283
3284 if ($view_mode == "adaptive" || $view_query_part == "noscores") {
3285 if ($search) {
3286 $view_query_part = " ";
3287 } else if ($feed != -1) {
3288 $unread = getFeedUnread($link, $feed, $cat_view);
3289 if ($unread > 0) {
3290 $view_query_part = " unread = true AND ";
3291 }
3292 }
3293 }
3294
3295 if ($view_mode == "marked") {
3296 $view_query_part = " marked = true AND ";
3297 }
3298
3299 if ($view_mode == "published") {
3300 $view_query_part = " published = true AND ";
3301 }
3302
3303 if ($view_mode == "unread") {
3304 $view_query_part = " unread = true AND ";
3305 }
3306
3307 if ($view_mode == "updated") {
3308 $view_query_part = " (last_read is null and unread = false) AND ";
3309 }
3310
3311 if ($limit > 0) {
3312 $limit_query_part = "LIMIT " . $limit;
3313 }
3314
3315 $vfeed_query_part = "";
3316
3317 // override query strategy and enable feed display when searching globally
3318 if ($search && $search_mode == "all_feeds") {
3319 $query_strategy_part = "ttrss_entries.id > 0";
3320 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3321 /* tags */
3322 } else if (preg_match("/^-?[0-9][0-9]*$/", $feed) == false) {
3323 $query_strategy_part = "ttrss_entries.id > 0";
3324 $vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
3325 id = feed_id) as feed_title,";
3326 } else if ($feed > 0 && $search && $search_mode == "this_cat") {
3327
3328 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3329
3330 $tmp_result = false;
3331
3332 if ($cat_view) {
3333 $tmp_result = db_query($link, "SELECT id
3334 FROM ttrss_feeds WHERE cat_id = '$feed'");
3335 } else {
3336 $tmp_result = db_query($link, "SELECT id
3337 FROM ttrss_feeds WHERE cat_id = (SELECT cat_id FROM ttrss_feeds
3338 WHERE id = '$feed') AND id != '$feed'");
3339 }
3340
3341 $cat_siblings = array();
3342
3343 if (db_num_rows($tmp_result) > 0) {
3344 while ($p = db_fetch_assoc($tmp_result)) {
3345 array_push($cat_siblings, "feed_id = " . $p["id"]);
3346 }
3347
3348 $query_strategy_part = sprintf("(feed_id = %d OR %s)",
3349 $feed, implode(" OR ", $cat_siblings));
3350
3351 } else {
3352 $query_strategy_part = "ttrss_entries.id > 0";
3353 }
3354
3355 } else if ($feed > 0) {
3356
3357 if ($cat_view) {
3358
3359 if ($feed > 0) {
3360 $query_strategy_part = "cat_id = '$feed'";
3361 } else {
3362 $query_strategy_part = "cat_id IS NULL";
3363 }
3364
3365 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3366
3367 } else {
3368 $query_strategy_part = "feed_id = '$feed'";
3369 }
3370 } else if ($feed == 0 && !$cat_view) { // archive virtual feed
3371 $query_strategy_part = "feed_id IS NULL";
3372 } else if ($feed == 0 && $cat_view) { // uncategorized
3373 $query_strategy_part = "cat_id IS NULL";
3374 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3375 } else if ($feed == -1) { // starred virtual feed
3376 $query_strategy_part = "marked = true";
3377 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3378 } else if ($feed == -2) { // published virtual feed OR labels category
3379
3380 if (!$cat_view) {
3381 $query_strategy_part = "published = true";
3382 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3383 } else {
3384 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3385
3386 $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
3387
3388 $query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND
3389 ttrss_user_labels2.article_id = ref_id";
3390
3391 }
3392
3393 } else if ($feed == -3) { // fresh virtual feed
3394 $query_strategy_part = "unread = true AND score >= 0";
3395
3396 $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE", $owner_uid);
3397
3398 if (DB_TYPE == "pgsql") {
3399 $query_strategy_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
3400 } else {
3401 $query_strategy_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
3402 }
3403
3404 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3405 } else if ($feed == -4) { // all articles virtual feed
3406 $query_strategy_part = "true";
3407 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3408 } else if ($feed <= -10) { // labels
3409 $label_id = -$feed - 11;
3410
3411 $query_strategy_part = "label_id = '$label_id' AND
3412 ttrss_labels2.id = ttrss_user_labels2.label_id AND
3413 ttrss_user_labels2.article_id = ref_id";
3414
3415 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
3416 $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
3417
3418 } else {
3419 $query_strategy_part = "id > 0"; // dumb
3420 }
3421
3422 if (get_pref($link, "SORT_HEADLINES_BY_FEED_DATE", $owner_uid)) {
3423 $date_sort_field = "updated";
3424 } else {
3425 $date_sort_field = "date_entered";
3426 }
3427
3428 if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
3429 $order_by = "$date_sort_field";
3430 } else {
3431 $order_by = "$date_sort_field DESC";
3432 }
3433
3434 if ($view_mode != "noscores") {
3435 $order_by = "score DESC, $order_by";
3436 }
3437
3438 if ($override_order) {
3439 $order_by = $override_order;
3440 }
3441
3442 $feed_title = "";
3443
3444 if ($search) {
3445 $feed_title = "Search results";
3446 } else {
3447 if ($cat_view) {
3448 $feed_title = getCategoryTitle($link, $feed);
3449 } else {
3450 if ((int)$feed == $feed && $feed > 0) {
3451 $result = db_query($link, "SELECT title,site_url,last_error
3452 FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = $owner_uid");
3453
3454 $feed_title = db_fetch_result($result, 0, "title");
3455 $feed_site_url = db_fetch_result($result, 0, "site_url");
3456 $last_error = db_fetch_result($result, 0, "last_error");
3457 } else {
3458 $feed_title = getFeedTitle($link, $feed);
3459 }
3460 }
3461 }
3462
3463 $content_query_part = "content as content_preview,";
3464
3465 if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
3466
3467 if ($feed >= 0) {
3468 $feed_kind = "Feeds";
3469 } else {
3470 $feed_kind = "Labels";
3471 }
3472
3473 if ($limit_query_part) {
3474 $offset_query_part = "OFFSET $offset";
3475 }
3476
3477 if ($vfeed_query_part && get_pref($link, 'VFEED_GROUP_BY_FEED', $owner_uid)) {
3478 if (!$override_order) {
3479 $order_by = "ttrss_feeds.title, $order_by";
3480 }
3481 }
3482
3483 if ($feed != "0") {
3484 $from_qpart = "ttrss_entries,ttrss_user_entries,ttrss_feeds$ext_tables_part";
3485 $feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
3486
3487 } else {
3488 $from_qpart = "ttrss_entries,ttrss_user_entries$ext_tables_part
3489 LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)";
3490 }
3491
3492 $query = "SELECT DISTINCT
3493 date_entered,
3494 guid,
3495 ttrss_entries.id,ttrss_entries.title,
3496 updated,
3497 note,
3498 unread,feed_id,marked,published,link,last_read,orig_feed_id,
3499 ".SUBSTRING_FOR_DATE."(last_read,1,19) as last_read_noms,
3500 $vfeed_query_part
3501 $content_query_part
3502 ".SUBSTRING_FOR_DATE."(updated,1,19) as updated_noms,
3503 author,score
3504 FROM
3505 $from_qpart
3506 WHERE
3507 $feed_check_qpart
3508 ttrss_user_entries.ref_id = ttrss_entries.id AND
3509 ttrss_user_entries.owner_uid = '$owner_uid' AND
3510 $search_query_part
3511 $view_query_part
3512 $query_strategy_part ORDER BY $order_by
3513 $limit_query_part $offset_query_part";
3514
3515 if ($_REQUEST["debug"]) print $query;
3516
3517 $result = db_query($link, $query);
3518
3519 } else {
3520 // browsing by tag
3521
3522 $feed_kind = "Tags";
3523
3524 $result = db_query($link, "SELECT DISTINCT
3525 date_entered,
3526 guid,
3527 note,
3528 ttrss_entries.id as id,title,
3529 updated,
3530 unread,feed_id,orig_feed_id,
3531 marked,link,last_read,
3532 ".SUBSTRING_FOR_DATE."(last_read,1,19) as last_read_noms,
3533 $vfeed_query_part
3534 $content_query_part
3535 ".SUBSTRING_FOR_DATE."(updated,1,19) as updated_noms,
3536 score
3537 FROM
3538 ttrss_entries,ttrss_user_entries,ttrss_tags
3539 WHERE
3540 ref_id = ttrss_entries.id AND
3541 ttrss_user_entries.owner_uid = '$owner_uid' AND
3542 post_int_id = int_id AND tag_name = '$feed' AND
3543 $view_query_part
3544 $search_query_part
3545 $query_strategy_part ORDER BY $order_by
3546 $limit_query_part");
3547 }
3548
3549 return array($result, $feed_title, $feed_site_url, $last_error);
3550
3551 }
3552
3553 function generate_syndicated_feed($link, $owner_uid, $feed, $is_cat,
3554 $limit, $search, $search_mode, $match_on, $view_mode = false) {
3555
3556 $note_style = "float : right; background-color : #fff7d5; border-width : 1px; ".
3557 "padding : 5px; border-style : dashed; border-color : #e7d796;".
3558 "margin-bottom : 1em; color : #9a8c59;";
3559
3560 if (!$limit) $limit = 30;
3561
3562 if (get_pref($link, "SORT_HEADLINES_BY_FEED_DATE", $owner_uid)) {
3563 $date_sort_field = "updated";
3564 } else {
3565 $date_sort_field = "date_entered";
3566 }
3567
3568 $qfh_ret = queryFeedHeadlines($link, $feed,
3569 $limit, $view_mode, $is_cat, $search, $search_mode,
3570 $match_on, "$date_sort_field DESC", 0, $owner_uid);
3571
3572 $result = $qfh_ret[0];
3573 $feed_title = htmlspecialchars($qfh_ret[1]);
3574 $feed_site_url = $qfh_ret[2];
3575 $last_error = $qfh_ret[3];
3576
3577 // if (!$feed_site_url) $feed_site_url = "http://localhost/";
3578
3579 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>
3580 <?xml-stylesheet type=\"text/xsl\" href=\"rss.xsl\"?>
3581 <rss version=\"2.0\">
3582 <channel>
3583 <title>$feed_title</title>
3584 <link>$feed_site_url</link>
3585 <description>Feed generated by Tiny Tiny RSS</description>";
3586
3587 while ($line = db_fetch_assoc($result)) {
3588 print "<item>";
3589 print "<guid>" . htmlspecialchars($line["guid"]) . "</guid>";
3590 print "<link>" . htmlspecialchars($line["link"]) . "</link>";
3591
3592 $tags = get_article_tags($link, $line["id"], $owner_uid);
3593
3594 foreach ($tags as $tag) {
3595 print "<category>" . htmlspecialchars($tag) . "</category>";
3596 }
3597
3598 $rfc822_date = date('r', strtotime($line["updated"]));
3599
3600 print "<pubDate>$rfc822_date</pubDate>";
3601
3602 if ($line["author"]) {
3603 print "<author>" . htmlspecialchars($line["author"]) . "</author>";
3604 }
3605
3606 print "<title><![CDATA[" .
3607 htmlspecialchars($line["title"]) . "]]></title>";
3608
3609 print "<description><![CDATA[";
3610
3611 if ($line["note"]) {
3612 print "<div style='$note_style'>";
3613 print $line["note"];
3614 print "</div>";
3615 }
3616
3617 print sanitize_rss($link, $line["content_preview"], false, $owner_uid);
3618 print "]]></description>";
3619
3620 $enclosures = get_article_enclosures($link, $line["id"]);
3621
3622 foreach ($enclosures as $e) {
3623 $type = htmlspecialchars($e['content_type']);
3624 $url = htmlspecialchars($e['content_url']);
3625 $length = $e['duration'];
3626 print "<enclosure url=\"$url\" type=\"$type\" length=\"$length\"/>";
3627 }
3628
3629 print "</item>";
3630 }
3631
3632 print "</channel></rss>";
3633
3634 }
3635
3636 function getCategoryTitle($link, $cat_id) {
3637
3638 if ($cat_id == -1) {
3639 return __("Special");
3640 } else if ($cat_id == -2) {
3641 return __("Labels");
3642 } else {
3643
3644 $result = db_query($link, "SELECT title FROM ttrss_feed_categories WHERE
3645 id = '$cat_id'");
3646
3647 if (db_num_rows($result) == 1) {
3648 return db_fetch_result($result, 0, "title");
3649 } else {
3650 return "Uncategorized";
3651 }
3652 }
3653 }
3654
3655 function sanitize_rss($link, $str, $force_strip_tags = false, $owner = false, $site_url = false) {
3656 global $purifier;
3657
3658 if (!$owner) $owner = $_SESSION["uid"];
3659
3660 $res = trim($str); if (!$res) return '';
3661
3662 if (get_pref($link, "STRIP_UNSAFE_TAGS", $owner) || $force_strip_tags) {
3663 $res = $purifier->purify($res);
3664 }
3665
3666 if (get_pref($link, "STRIP_IMAGES", $owner)) {
3667 $res = preg_replace('/<img[^>]+>/is', '', $res);
3668 }
3669
3670 $res = rewrite_urls($res);
3671
3672 $charset_hack = '<head>
3673 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
3674 </head>';
3675
3676 $res = trim($res); if (!$res) return '';
3677
3678 libxml_use_internal_errors(true);
3679
3680 $doc = new DOMDocument();
3681 $doc->loadHTML($charset_hack . $res);
3682 $xpath = new DOMXPath($doc);
3683
3684 $entries = $xpath->query('(//a[@href]|//img[@src])');
3685 $br_inserted = 0;
3686
3687 foreach ($entries as $entry) {
3688
3689 if ($site_url) {
3690
3691 if ($entry->hasAttribute('href'))
3692 $entry->setAttribute('href',
3693 rewrite_relative_url($site_url, $entry->getAttribute('href')));
3694
3695 if ($entry->hasAttribute('src'))
3696 $entry->setAttribute('src',
3697 rewrite_relative_url($site_url, $entry->getAttribute('src')));
3698 }
3699
3700 if (strtolower($entry->nodeName) == "a") {
3701 $entry->setAttribute("target", "_blank");
3702 }
3703
3704 if (strtolower($entry->nodeName) == "img" && !$br_inserted) {
3705 $br = $doc->createElement("br");
3706
3707 if ($entry->parentNode->nextSibling) {
3708 $entry->parentNode->insertBefore($br, $entry->nextSibling);
3709 $br_inserted = 1;
3710 }
3711
3712 }
3713 }
3714
3715 $node = $doc->getElementsByTagName('body')->item(0);
3716
3717 return $doc->saveXML($node);
3718 }
3719
3720 /**
3721 * Send by mail a digest of last articles.
3722 *
3723 * @param mixed $link The database connection.
3724 * @param integer $limit The maximum number of articles by digest.
3725 * @return boolean Return false if digests are not enabled.
3726 */
3727 function send_headlines_digests($link, $limit = 100) {
3728
3729 if (!DIGEST_ENABLE) return false;
3730
3731 $user_limit = DIGEST_EMAIL_LIMIT;
3732 $days = 1;
3733
3734 print "Sending digests, batch of max $user_limit users, days = $days, headline limit = $limit\n\n";
3735
3736 if (DB_TYPE == "pgsql") {
3737 $interval_query = "last_digest_sent < NOW() - INTERVAL '$days days'";
3738 } else if (DB_TYPE == "mysql") {
3739 $interval_query = "last_digest_sent < DATE_SUB(NOW(), INTERVAL $days DAY)";
3740 }
3741
3742 $result = db_query($link, "SELECT id,email FROM ttrss_users
3743 WHERE email != '' AND (last_digest_sent IS NULL OR $interval_query)");
3744
3745 while ($line = db_fetch_assoc($result)) {
3746
3747 if (get_pref($link, 'DIGEST_ENABLE', $line['id'], false)) {
3748 print "Sending digest for UID:" . $line['id'] . " - " . $line["email"] . " ... ";
3749
3750 $do_catchup = get_pref($link, 'DIGEST_CATCHUP', $line['id'], false);
3751
3752 $tuple = prepare_headlines_digest($link, $line["id"], $days, $limit);
3753 $digest = $tuple[0];
3754 $headlines_count = $tuple[1];
3755 $affected_ids = $tuple[2];
3756 $digest_text = $tuple[3];
3757
3758 if ($headlines_count > 0) {
3759
3760 $mail = new PHPMailer();
3761
3762 $mail->PluginDir = "lib/phpmailer/";
3763 $mail->SetLanguage("en", "lib/phpmailer/language/");
3764
3765 $mail->CharSet = "UTF-8";
3766
3767 $mail->From = DIGEST_FROM_ADDRESS;
3768 $mail->FromName = DIGEST_FROM_NAME;
3769 $mail->AddAddress($line["email"], $line["login"]);
3770
3771 if (DIGEST_SMTP_HOST) {
3772 $mail->Host = DIGEST_SMTP_HOST;
3773 $mail->Mailer = "smtp";
3774 $mail->SMTPAuth = DIGEST_SMTP_LOGIN != '';
3775 $mail->Username = DIGEST_SMTP_LOGIN;
3776 $mail->Password = DIGEST_SMTP_PASSWORD;
3777 }
3778
3779 $mail->IsHTML(true);
3780 $mail->Subject = DIGEST_SUBJECT;
3781 $mail->Body = $digest;
3782 $mail->AltBody = $digest_text;
3783
3784 $rc = $mail->Send();
3785
3786 if (!$rc) print "ERROR: " . $mail->ErrorInfo;
3787
3788 print "RC=$rc\n";
3789
3790 if ($rc && $do_catchup) {
3791 print "Marking affected articles as read...\n";
3792 catchupArticlesById($link, $affected_ids, 0, $line["id"]);
3793 }
3794 } else {
3795 print "No headlines\n";
3796 }
3797
3798 db_query($link, "UPDATE ttrss_users SET last_digest_sent = NOW()
3799 WHERE id = " . $line["id"]);
3800 }
3801 }
3802
3803 print "All done.\n";
3804
3805 }
3806
3807 function prepare_headlines_digest($link, $user_id, $days = 1, $limit = 100) {
3808
3809 require_once "lib/MiniTemplator.class.php";
3810
3811 $tpl = new MiniTemplator;
3812 $tpl_t = new MiniTemplator;
3813
3814 $tpl->readTemplateFromFile("templates/digest_template_html.txt");
3815 $tpl_t->readTemplateFromFile("templates/digest_template.txt");
3816
3817 $tpl->setVariable('CUR_DATE', date('Y/m/d'));
3818 $tpl->setVariable('CUR_TIME', date('G:i'));
3819
3820 $tpl_t->setVariable('CUR_DATE', date('Y/m/d'));
3821 $tpl_t->setVariable('CUR_TIME', date('G:i'));
3822
3823 $affected_ids = array();
3824
3825 if (DB_TYPE == "pgsql") {
3826 $interval_query = "ttrss_entries.date_updated > NOW() - INTERVAL '$days days'";
3827 } else if (DB_TYPE == "mysql") {
3828 $interval_query = "ttrss_entries.date_updated > DATE_SUB(NOW(), INTERVAL $days DAY)";
3829 }
3830
3831 $result = db_query($link, "SELECT ttrss_entries.title,
3832 ttrss_feeds.title AS feed_title,
3833 date_updated,
3834 ttrss_user_entries.ref_id,
3835 link,
3836 SUBSTRING(content, 1, 120) AS excerpt,
3837 ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
3838 FROM
3839 ttrss_user_entries,ttrss_entries,ttrss_feeds
3840 WHERE
3841 ref_id = ttrss_entries.id AND feed_id = ttrss_feeds.id
3842 AND include_in_digest = true
3843 AND $interval_query
3844 AND ttrss_user_entries.owner_uid = $user_id
3845 AND unread = true
3846 ORDER BY ttrss_feeds.title, date_updated DESC
3847 LIMIT $limit");
3848
3849 $cur_feed_title = "";
3850
3851 $headlines_count = db_num_rows($result);
3852
3853 $headlines = array();
3854
3855 while ($line = db_fetch_assoc($result)) {
3856 array_push($headlines, $line);
3857 }
3858
3859 for ($i = 0; $i < sizeof($headlines); $i++) {
3860
3861 $line = $headlines[$i];
3862
3863 array_push($affected_ids, $line["ref_id"]);
3864
3865 $updated = make_local_datetime($link, $line['last_updated'], false,
3866 $user_id);
3867
3868 $tpl->setVariable('FEED_TITLE', $line["feed_title"]);
3869 $tpl->setVariable('ARTICLE_TITLE', $line["title"]);
3870 $tpl->setVariable('ARTICLE_LINK', $line["link"]);
3871 $tpl->setVariable('ARTICLE_UPDATED', $updated);
3872 $tpl->setVariable('ARTICLE_EXCERPT',
3873 truncate_string(strip_tags($line["excerpt"]), 100));
3874
3875 $tpl->addBlock('article');
3876
3877 $tpl_t->setVariable('FEED_TITLE', $line["feed_title"]);
3878 $tpl_t->setVariable('ARTICLE_TITLE', $line["title"]);
3879 $tpl_t->setVariable('ARTICLE_LINK', $line["link"]);
3880 $tpl_t->setVariable('ARTICLE_UPDATED', $updated);
3881 // $tpl_t->setVariable('ARTICLE_EXCERPT',
3882 // truncate_string(strip_tags($line["excerpt"]), 100));
3883
3884 $tpl_t->addBlock('article');
3885
3886 if ($headlines[$i]['feed_title'] != $headlines[$i+1]['feed_title']) {
3887 $tpl->addBlock('feed');
3888 $tpl_t->addBlock('feed');
3889 }
3890
3891 }
3892
3893 $tpl->addBlock('digest');
3894 $tpl->generateOutputToString($tmp);
3895
3896 $tpl_t->addBlock('digest');
3897 $tpl_t->generateOutputToString($tmp_t);
3898
3899 return array($tmp, $headlines_count, $affected_ids, $tmp_t);
3900 }
3901
3902 function check_for_update($link) {
3903 if (CHECK_FOR_NEW_VERSION && $_SESSION['access_level'] >= 10) {
3904 $version_url = "http://tt-rss.org/version.php?ver=" . VERSION;
3905
3906 $version_data = @fetch_file_contents($version_url);
3907
3908 if ($version_data) {
3909 $version_data = json_decode($version_data, true);
3910 if ($version_data && $version_data['version']) {
3911
3912 if (version_compare(VERSION, $version_data['version']) == -1) {
3913 return $version_data;
3914 }
3915 }
3916 }
3917 }
3918 return false;
3919 }
3920
3921 function markArticlesById($link, $ids, $cmode) {
3922
3923 $tmp_ids = array();
3924
3925 foreach ($ids as $id) {
3926 array_push($tmp_ids, "ref_id = '$id'");
3927 }
3928
3929 $ids_qpart = join(" OR ", $tmp_ids);
3930
3931 if ($cmode == 0) {
3932 db_query($link, "UPDATE ttrss_user_entries SET
3933 marked = false,last_read = NOW()
3934 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3935 } else if ($cmode == 1) {
3936 db_query($link, "UPDATE ttrss_user_entries SET
3937 marked = true
3938 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3939 } else {
3940 db_query($link, "UPDATE ttrss_user_entries SET
3941 marked = NOT marked,last_read = NOW()
3942 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3943 }
3944 }
3945
3946 function publishArticlesById($link, $ids, $cmode) {
3947
3948 $tmp_ids = array();
3949
3950 foreach ($ids as $id) {
3951 array_push($tmp_ids, "ref_id = '$id'");
3952 }
3953
3954 $ids_qpart = join(" OR ", $tmp_ids);
3955
3956 if ($cmode == 0) {
3957 db_query($link, "UPDATE ttrss_user_entries SET
3958 published = false,last_read = NOW()
3959 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3960 } else if ($cmode == 1) {
3961 db_query($link, "UPDATE ttrss_user_entries SET
3962 published = true
3963 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3964 } else {
3965 db_query($link, "UPDATE ttrss_user_entries SET
3966 published = NOT published,last_read = NOW()
3967 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
3968 }
3969 }
3970
3971 function catchupArticlesById($link, $ids, $cmode, $owner_uid = false) {
3972
3973 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3974 if (count($ids) == 0) return;
3975
3976 $tmp_ids = array();
3977
3978 foreach ($ids as $id) {
3979 array_push($tmp_ids, "ref_id = '$id'");
3980 }
3981
3982 $ids_qpart = join(" OR ", $tmp_ids);
3983
3984 if ($cmode == 0) {
3985 db_query($link, "UPDATE ttrss_user_entries SET
3986 unread = false,last_read = NOW()
3987 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
3988 } else if ($cmode == 1) {
3989 db_query($link, "UPDATE ttrss_user_entries SET
3990 unread = true
3991 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
3992 } else {
3993 db_query($link, "UPDATE ttrss_user_entries SET
3994 unread = NOT unread,last_read = NOW()
3995 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
3996 }
3997
3998 /* update ccache */
3999
4000 $result = db_query($link, "SELECT DISTINCT feed_id FROM ttrss_user_entries
4001 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
4002
4003 while ($line = db_fetch_assoc($result)) {
4004 ccache_update($link, $line["feed_id"], $owner_uid);
4005 }
4006 }
4007
4008 function catchupArticleById($link, $id, $cmode) {
4009
4010 if ($cmode == 0) {
4011 db_query($link, "UPDATE ttrss_user_entries SET
4012 unread = false,last_read = NOW()
4013 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
4014 } else if ($cmode == 1) {
4015 db_query($link, "UPDATE ttrss_user_entries SET
4016 unread = true
4017 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
4018 } else {
4019 db_query($link, "UPDATE ttrss_user_entries SET
4020 unread = NOT unread,last_read = NOW()
4021 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
4022 }
4023
4024 $feed_id = getArticleFeed($link, $id);
4025 ccache_update($link, $feed_id, $_SESSION["uid"]);
4026 }
4027
4028 function make_guid_from_title($title) {
4029 return preg_replace("/[ \"\',.:;]/", "-",
4030 mb_strtolower(strip_tags($title), 'utf-8'));
4031 }
4032
4033 function print_headline_subtoolbar($link, $feed_site_url, $feed_title,
4034 $feed_id, $is_cat, $search, $match_on,
4035 $search_mode, $view_mode, $error) {
4036
4037 $page_prev_link = "viewFeedGoPage(-1)";
4038 $page_next_link = "viewFeedGoPage(1)";
4039 $page_first_link = "viewFeedGoPage(0)";
4040
4041 $catchup_page_link = "catchupPage()";
4042 $catchup_feed_link = "catchupCurrentFeed()";
4043 $catchup_sel_link = "catchupSelection()";
4044
4045 $archive_sel_link = "archiveSelection()";
4046 $delete_sel_link = "deleteSelection()";
4047
4048 $sel_all_link = "selectArticles('all')";
4049 $sel_unread_link = "selectArticles('unread')";
4050 $sel_none_link = "selectArticles('none')";
4051 $sel_inv_link = "selectArticles('invert')";
4052
4053 $tog_unread_link = "selectionToggleUnread()";
4054 $tog_marked_link = "selectionToggleMarked()";
4055 $tog_published_link = "selectionTogglePublished()";
4056
4057 print "<div id=\"subtoolbar_main\">";
4058
4059 print __('Select:')."
4060 <a href=\"#\" onclick=\"$sel_all_link\">".__('All')."</a>,
4061 <a href=\"#\" onclick=\"$sel_unread_link\">".__('Unread')."</a>,
4062 <a href=\"#\" onclick=\"$sel_inv_link\">".__('Invert')."</a>,
4063 <a href=\"#\" onclick=\"$sel_none_link\">".__('None')."</a></li>";
4064
4065 print " ";
4066
4067 print "<select dojoType=\"dijit.form.Select\"
4068 onchange=\"headlineActionsChange(this)\">";
4069 print "<option value=\"false\">".__('Actions...')."</option>";
4070
4071 print "<option value=\"0\" disabled=\"1\">".__('Selection toggle:')."</option>";
4072
4073 print "<option value=\"$tog_unread_link\">".__('Unread')."</option>
4074 <option value=\"$tog_marked_link\">".__('Starred')."</option>
4075 <option value=\"$tog_published_link\">".__('Published')."</option>";
4076
4077 print "<option value=\"0\" disabled=\"1\">".__('Selection:')."</option>";
4078
4079 print "<option value=\"$catchup_sel_link\">".__('Mark as read')."</option>";
4080
4081 if ($feed_id != "0") {
4082 print "<option value=\"$archive_sel_link\">".__('Archive')."</option>";
4083 } else {
4084 print "<option value=\"$archive_sel_link\">".__('Move back')."</option>";
4085 print "<option value=\"$delete_sel_link\">".__('Delete')."</option>";
4086
4087 }
4088
4089 print "<option value=\"emailArticle(false)\">".__('Forward by email').
4090 "</option>";
4091
4092 $rss_link = htmlspecialchars(get_self_url_prefix() .
4093 "/backend.php?op=rss&id=$feed_id&is_cat=$is_cat$view_mode$search_q");
4094
4095 print "<option value=\"0\" disabled=\"1\">".__('Feed:')."</option>";
4096
4097 print "<option value=\"displayDlg('generatedFeed', '$feed_id:$is_cat:$rss_link')\">".__('View as RSS')."</option>";
4098
4099 print "</select>";
4100
4101 print "</div>";
4102
4103 print "<div id=\"subtoolbar_ftitle\">";
4104
4105 if ($feed_site_url) {
4106 $target = "target=\"_blank\"";
4107 print "<a title=\"".__("Visit the website")."\" $target href=\"$feed_site_url\">".
4108 truncate_string($feed_title,30)."</a>";
4109
4110 if ($error) {
4111 print " (<span class=\"error\" title=\"$error\">Error</span>)";
4112 }
4113
4114 } else {
4115 if ($feed_id < -10) {
4116 $label_id = -11-$feed_id;
4117
4118 $result = db_query($link, "SELECT fg_color, bg_color
4119 FROM ttrss_labels2 WHERE id = '$label_id' AND owner_uid = " .
4120 $_SESSION["uid"]);
4121
4122 if (db_num_rows($result) != 0) {
4123 $fg_color = db_fetch_result($result, 0, "fg_color");
4124 $bg_color = db_fetch_result($result, 0, "bg_color");
4125
4126 print "<span style='background : $bg_color; color : $fg_color'>";
4127 print $feed_title;
4128 print "</span>";
4129 } else {
4130 print $feed_title;
4131 }
4132
4133 } else {
4134 print $feed_title;
4135 }
4136 }
4137
4138 if ($search) {
4139 $search_q = "&q=$search&m=$match_on&smode=$search_mode";
4140 } else {
4141 $search_q = "";
4142 }
4143
4144 // Adaptive doesn't really make any sense for generated feeds
4145 // All Articles is the default, so no need to insert it either
4146 if ($view_mode == "adaptive" || $view_mode == "all_articles")
4147 $view_mode = "";
4148 else
4149 $view_mode = "&view-mode=$view_mode";
4150
4151 print "
4152 <a href=\"#\"
4153 title=\"".__("View as RSS feed")."\"
4154 onclick=\"displayDlg('generatedFeed', '$feed_id:$is_cat:$rss_link')\">
4155 <img class=\"noborder\" style=\"vertical-align : middle\" src=\"images/feed-icon-12x12.png\"></a>";
4156
4157 print "</div>";
4158
4159 }
4160
4161 function outputFeedList($link, $special = true) {
4162
4163 $feedlist = array();
4164
4165 $enable_cats = get_pref($link, 'ENABLE_FEED_CATS');
4166
4167 $feedlist['identifier'] = 'id';
4168 $feedlist['label'] = 'name';
4169 $feedlist['items'] = array();
4170
4171 $owner_uid = $_SESSION["uid"];
4172
4173 /* virtual feeds */
4174
4175 if ($special) {
4176
4177 if ($enable_cats) {
4178 $cat_hidden = get_pref($link, "_COLLAPSED_SPECIAL");
4179 $cat = feedlist_init_cat($link, -1, $cat_hidden);
4180 } else {
4181 $cat['items'] = array();
4182 }
4183
4184 foreach (array(-4, -3, -1, -2, 0) as $i) {
4185 array_push($cat['items'], feedlist_init_feed($link, $i));
4186 }
4187
4188 if ($enable_cats) {
4189 array_push($feedlist['items'], $cat);
4190 } else {
4191 $feedlist['items'] = array_merge($feedlist['items'], $cat['items']);
4192 }
4193
4194 $result = db_query($link, "SELECT * FROM
4195 ttrss_labels2 WHERE owner_uid = '$owner_uid' ORDER by caption");
4196
4197 if (db_num_rows($result) > 0) {
4198
4199 if (get_pref($link, 'ENABLE_FEED_CATS')) {
4200 $cat_hidden = get_pref($link, "_COLLAPSED_LABELS");
4201 $cat = feedlist_init_cat($link, -2, $cat_hidden);
4202 } else {
4203 $cat['items'] = array();
4204 }
4205
4206 while ($line = db_fetch_assoc($result)) {
4207
4208 $label_id = -$line['id'] - 11;
4209 $count = getFeedUnread($link, $label_id);
4210
4211 $feed = feedlist_init_feed($link, $label_id, false, $count);
4212
4213 $feed['fg_color'] = $line['fg_color'];
4214 $feed['bg_color'] = $line['bg_color'];
4215
4216 array_push($cat['items'], $feed);
4217 }
4218
4219 if ($enable_cats) {
4220 array_push($feedlist['items'], $cat);
4221 } else {
4222 $feedlist['items'] = array_merge($feedlist['items'], $cat['items']);
4223 }
4224 }
4225 }
4226
4227 /* if (get_pref($link, 'ENABLE_FEED_CATS')) {
4228 if (get_pref($link, "FEEDS_SORT_BY_UNREAD")) {
4229 $order_by_qpart = "order_id,category,unread DESC,title";
4230 } else {
4231 $order_by_qpart = "order_id,category,title";
4232 }
4233 } else {
4234 if (get_pref($link, "FEEDS_SORT_BY_UNREAD")) {
4235 $order_by_qpart = "unread DESC,title";
4236 } else {
4237 $order_by_qpart = "title";
4238 }
4239 } */
4240
4241 /* real feeds */
4242
4243 if ($enable_cats)
4244 $order_by_qpart = "ttrss_feed_categories.order_id,category,
4245 ttrss_feeds.order_id,title";
4246 else
4247 $order_by_qpart = "title";
4248
4249 $age_qpart = getMaxAgeSubquery();
4250
4251 $query = "SELECT ttrss_feeds.id, ttrss_feeds.title,
4252 ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated_noms,
4253 cat_id,last_error,
4254 ttrss_feed_categories.title AS category,
4255 ttrss_feed_categories.collapsed,
4256 value AS unread
4257 FROM ttrss_feeds LEFT JOIN ttrss_feed_categories
4258 ON (ttrss_feed_categories.id = cat_id)
4259 LEFT JOIN ttrss_counters_cache
4260 ON
4261 (ttrss_feeds.id = feed_id)
4262 WHERE
4263 ttrss_feeds.owner_uid = '$owner_uid'
4264 ORDER BY $order_by_qpart";
4265
4266 $result = db_query($link, $query);
4267
4268 $actid = $_REQUEST["actid"];
4269
4270 if (db_num_rows($result) > 0) {
4271
4272 $category = "";
4273
4274 if (!$enable_cats)
4275 $cat['items'] = array();
4276 else
4277 $cat = false;
4278
4279 while ($line = db_fetch_assoc($result)) {
4280
4281 $feed = htmlspecialchars(trim($line["title"]));
4282
4283 if (!$feed) $feed = "[Untitled]";
4284
4285 $feed_id = $line["id"];
4286 $unread = $line["unread"];
4287
4288 $cat_id = $line["cat_id"];
4289 $tmp_category = $line["category"];
4290 if (!$tmp_category) $tmp_category = __("Uncategorized");
4291
4292 if ($category != $tmp_category && $enable_cats) {
4293
4294 $category = $tmp_category;
4295
4296 $collapsed = sql_bool_to_bool($line["collapsed"]);
4297
4298 // workaround for NULL category
4299 if ($category == __("Uncategorized")) {
4300 $collapsed = get_pref($link, "_COLLAPSED_UNCAT");
4301 }
4302
4303 if ($cat) array_push($feedlist['items'], $cat);
4304
4305 $cat = feedlist_init_cat($link, $cat_id, $collapsed);
4306 }
4307
4308 $updated = make_local_datetime($link, $line["updated_noms"], false);
4309
4310 array_push($cat['items'], feedlist_init_feed($link, $feed_id,
4311 $feed, $unread, $line['last_error'], $updated));
4312 }
4313
4314 if ($enable_cats) {
4315 array_push($feedlist['items'], $cat);
4316 } else {
4317 $feedlist['items'] = array_merge($feedlist['items'], $cat['items']);
4318 }
4319
4320 }
4321
4322 return $feedlist;
4323 }
4324
4325 function get_article_tags($link, $id, $owner_uid = 0) {
4326
4327 global $memcache;
4328
4329 $a_id = db_escape_string($id);
4330
4331 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
4332
4333 $query = "SELECT DISTINCT tag_name,
4334 owner_uid as owner FROM
4335 ttrss_tags WHERE post_int_id = (SELECT int_id FROM ttrss_user_entries WHERE
4336 ref_id = '$a_id' AND owner_uid = '$owner_uid' LIMIT 1) ORDER BY tag_name";
4337
4338 $obj_id = md5("TAGS:$owner_uid:$id");
4339 $tags = array();
4340
4341 if ($memcache && $obj = $memcache->get($obj_id)) {
4342 $tags = $obj;
4343 } else {
4344 /* check cache first */
4345
4346 $result = db_query($link, "SELECT tag_cache FROM ttrss_user_entries
4347 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
4348
4349 $tag_cache = db_fetch_result($result, 0, "tag_cache");
4350
4351 if ($tag_cache) {
4352 $tags = explode(",", $tag_cache);
4353 } else {
4354
4355 /* do it the hard way */
4356
4357 $tmp_result = db_query($link, $query);
4358
4359 while ($tmp_line = db_fetch_assoc($tmp_result)) {
4360 array_push($tags, $tmp_line["tag_name"]);
4361 }
4362
4363 /* update the cache */
4364
4365 $tags_str = db_escape_string(join(",", $tags));
4366
4367 db_query($link, "UPDATE ttrss_user_entries
4368 SET tag_cache = '$tags_str' WHERE ref_id = '$id'
4369 AND owner_uid = " . $_SESSION["uid"]);
4370 }
4371
4372 if ($memcache) $memcache->add($obj_id, $tags, 0, 3600);
4373 }
4374
4375 return $tags;
4376 }
4377
4378 function trim_value(&$value) {
4379 $value = trim($value);
4380 }
4381
4382 function trim_array($array) {
4383 $tmp = $array;
4384 array_walk($tmp, 'trim_value');
4385 return $tmp;
4386 }
4387
4388 function tag_is_valid($tag) {
4389 if ($tag == '') return false;
4390 if (preg_match("/^[0-9]*$/", $tag)) return false;
4391 if (mb_strlen($tag) > 250) return false;
4392
4393 if (function_exists('iconv')) {
4394 $tag = iconv("utf-8", "utf-8", $tag);
4395 }
4396
4397 if (!$tag) return false;
4398
4399 return true;
4400 }
4401
4402 function render_login_form($link, $mobile = 0) {
4403 switch ($mobile) {
4404 case 0:
4405 require_once "login_form.php";
4406 break;
4407 case 1:
4408 require_once "mobile/login_form.php";
4409 break;
4410 case 2:
4411 require_once "mobile/classic/login_form.php";
4412 }
4413 }
4414
4415 // from http://developer.apple.com/internet/safari/faq.html
4416 function no_cache_incantation() {
4417 header("Expires: Mon, 22 Dec 1980 00:00:00 GMT"); // Happy birthday to me :)
4418 header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); // always modified
4419 header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0"); // HTTP/1.1
4420 header("Cache-Control: post-check=0, pre-check=0", false);
4421 header("Pragma: no-cache"); // HTTP/1.0
4422 }
4423
4424 function format_warning($msg, $id = "") {
4425 global $link;
4426 return "<div class=\"warning\" id=\"$id\">
4427 <img src=\"".theme_image($link, "images/sign_excl.png")."\">$msg</div>";
4428 }
4429
4430 function format_notice($msg) {
4431 global $link;
4432 return "<div class=\"notice\" id=\"$id\">
4433 <img src=\"".theme_image($link, "images/sign_info.png")."\">$msg</div>";
4434 }
4435
4436 function format_error($msg) {
4437 global $link;
4438 return "<div class=\"error\" id=\"$id\">
4439 <img src=\"".theme_image($link, "images/sign_excl.png")."\">$msg</div>";
4440 }
4441
4442 function print_notice($msg) {
4443 return print format_notice($msg);
4444 }
4445
4446 function print_warning($msg) {
4447 return print format_warning($msg);
4448 }
4449
4450 function print_error($msg) {
4451 return print format_error($msg);
4452 }
4453
4454
4455 function T_sprintf() {
4456 $args = func_get_args();
4457 return vsprintf(__(array_shift($args)), $args);
4458 }
4459
4460 function format_inline_player($link, $url, $ctype) {
4461
4462 $entry = "";
4463
4464 if ($ctype == "audio/mpeg") {
4465
4466 $entry .= "<object type=\"application/x-shockwave-flash\"
4467 data=\"extras/button/musicplayer.swf?song_url=$url\"
4468 width=\"17\" height=\"17\" style='float : left; margin-right : 5px;'>
4469 <param name=\"movie\" value=\"extras/button/musicplayer.swf?song_url=$url\" /> </object>";
4470 }
4471
4472 return $entry;
4473 }
4474
4475 function outputArticleXML($link, $id, $feed_id, $mark_as_read = true,
4476 $zoom_mode = false) {
4477
4478 /* we can figure out feed_id from article id anyway, why do we
4479 * pass feed_id here? let's ignore the argument :( */
4480
4481 $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries
4482 WHERE ref_id = '$id'");
4483
4484 $feed_id = (int) db_fetch_result($result, 0, "feed_id");
4485
4486 if (!$zoom_mode) { print "<article id='$id'><![CDATA["; };
4487
4488 $result = db_query($link, "SELECT rtl_content, always_display_enclosures FROM ttrss_feeds
4489 WHERE id = '$feed_id' AND owner_uid = " . $_SESSION["uid"]);
4490
4491 if (db_num_rows($result) == 1) {
4492 $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
4493 $always_display_enclosures = sql_bool_to_bool(db_fetch_result($result, 0, "always_display_enclosures"));
4494 } else {
4495 $rtl_content = false;
4496 $always_display_enclosures = false;
4497 }
4498
4499 if ($rtl_content) {
4500 $rtl_tag = "dir=\"RTL\"";
4501 $rtl_class = "RTL";
4502 } else {
4503 $rtl_tag = "";
4504 $rtl_class = "";
4505 }
4506
4507 if ($mark_as_read) {
4508 $result = db_query($link, "UPDATE ttrss_user_entries
4509 SET unread = false,last_read = NOW()
4510 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
4511
4512 ccache_update($link, $feed_id, $_SESSION["uid"]);
4513 }
4514
4515 $result = db_query($link, "SELECT title,link,content,feed_id,comments,int_id,
4516 ".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
4517 (SELECT icon_url FROM ttrss_feeds WHERE id = feed_id) as icon_url,
4518 (SELECT site_url FROM ttrss_feeds WHERE id = feed_id) as site_url,
4519 num_comments,
4520 author,
4521 orig_feed_id,
4522 note
4523 FROM ttrss_entries,ttrss_user_entries
4524 WHERE id = '$id' AND ref_id = id AND owner_uid = " . $_SESSION["uid"]);
4525
4526 if ($result) {
4527
4528 $line = db_fetch_assoc($result);
4529
4530 if ($line["icon_url"]) {
4531 $feed_icon = "<img src=\"" . $line["icon_url"] . "\">";
4532 } else {
4533 $feed_icon = "&nbsp;";
4534 }
4535
4536 $feed_site_url = $line['site_url'];
4537
4538 $num_comments = $line["num_comments"];
4539 $entry_comments = "";
4540
4541 if ($num_comments > 0) {
4542 if ($line["comments"]) {
4543 $comments_url = $line["comments"];
4544 } else {
4545 $comments_url = $line["link"];
4546 }
4547 $entry_comments = "<a target='_blank' href=\"$comments_url\">$num_comments comments</a>";
4548 } else {
4549 if ($line["comments"] && $line["link"] != $line["comments"]) {
4550 $entry_comments = "<a target='_blank' href=\"".$line["comments"]."\">comments</a>";
4551 }
4552 }
4553
4554 if ($zoom_mode) {
4555 header("Content-Type: text/html");
4556 print "<html><head>
4557 <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
4558 <title>Tiny Tiny RSS - ".$line["title"]."</title>
4559 <link rel=\"stylesheet\" type=\"text/css\" href=\"tt-rss.css\">
4560 </head><body>";
4561 }
4562
4563 print "<div id=\"PTITLE-$id\" style=\"display : none\">" .
4564 truncate_string(strip_tags($line['title']), 15) . "</div>";
4565
4566 print "<div class=\"postReply\" id=\"POST-$id\">";
4567
4568 /* print "<div dojoType=\"dijit.Menu\" style=\"display: none;\"
4569 targetNodeIds=\"POSTHDR-$id\">";
4570 print "<div onclick=\"postOpenInNewTab(event, $id)\"
4571 dojoType=\"dijit.MenuItem\">".__('View in a new tab')."</div>";
4572 print "<div dojoType=\"dijit.MenuSeparator\"></div>";
4573 print "<div onclick=\"openArticleInNewWindow($id)\"
4574 dojoType=\"dijit.MenuItem\">".__('Open original article')."</div>";
4575 print "</div>"; */
4576
4577 print "<div onclick=\"return postClicked(event, $id)\"
4578 class=\"postHeader\" id=\"POSTHDR-$id\">";
4579
4580 $entry_author = $line["author"];
4581
4582 if ($entry_author) {
4583 $entry_author = __(" - ") . $entry_author;
4584 }
4585
4586 $parsed_updated = make_local_datetime($link, $line["updated"], true,
4587 false, true);
4588
4589 print "<div class=\"postDate$rtl_class\">$parsed_updated</div>";
4590
4591 if ($line["link"]) {
4592 print "<div clear='both'><a target='_blank'
4593 title=\"".htmlspecialchars($line['title'])."\"
4594 href=\"" .
4595 $line["link"] . "\">" .
4596 truncate_string($line["title"], 100) .
4597 "<span class='author'>$entry_author</span></a></div>";
4598 } else {
4599 print "<div clear='both'>" . $line["title"] . "$entry_author</div>";
4600 }
4601
4602 $tags_str = format_tags_string(get_article_tags($link, $id), $id);
4603
4604 if (!$entry_comments) $entry_comments = "&nbsp;"; # placeholder
4605
4606 print "<div style='float : right'>
4607 <img src='".theme_image($link, 'images/tag.png')."'
4608 class='tagsPic' alt='Tags' title='Tags'>&nbsp;";
4609
4610 if (!$zoom_mode) {
4611 print "<span id=\"ATSTR-$id\">$tags_str</span>
4612 <a title=\"".__('Edit tags for this article')."\"
4613 href=\"#\" onclick=\"editArticleTags($id, $feed_id)\">(+)</a>";
4614
4615 print "<img src=\"".theme_image($link, 'images/art-zoom.png')."\"
4616 class='tagsPic' style=\"cursor : pointer\"
4617 onclick=\"postOpenInNewTab(event, $id)\"
4618 alt='Zoom' title='".__('Open article in new tab')."'>";
4619
4620 //$note_escaped = htmlspecialchars($line['note'], ENT_QUOTES);
4621
4622 print "<img src=\"".theme_image($link, 'images/art-pub-note.png')."\"
4623 class='tagsPic' style=\"cursor : pointer\"
4624 onclick=\"editArticleNote($id)\"
4625 alt='PubNote' title='".__('Edit article note')."'>";
4626
4627 if (DIGEST_ENABLE) {
4628 print "<img src=\"".theme_image($link, 'images/art-email.png')."\"
4629 class='tagsPic' style=\"cursor : pointer\"
4630 onclick=\"emailArticle($id)\"
4631 alt='Zoom' title='".__('Forward by email')."'>";
4632 }
4633
4634 if (ENABLE_TWEET_BUTTON) {
4635 print "<img src=\"".theme_image($link, 'images/art-tweet.png')."\"
4636 class='tagsPic' style=\"cursor : pointer\"
4637 onclick=\"tweetArticle($id)\"
4638 alt='Zoom' title='".__('Share on Twitter')."'>";
4639 }
4640
4641 print "<img src=\"".theme_image($link, 'images/digest_checkbox.png')."\"
4642 class='tagsPic' style=\"cursor : pointer\"
4643 onclick=\"closeArticlePanel($id)\"
4644 alt='Zoom' title='".__('Close this panel')."'>";
4645
4646 } else {
4647 $tags_str = strip_tags($tags_str);
4648 print "<span id=\"ATSTR-$id\">$tags_str</span>";
4649 }
4650 print "</div>";
4651 print "<div clear='both'>$entry_comments</div>";
4652
4653 if ($line["orig_feed_id"]) {
4654
4655 $tmp_result = db_query($link, "SELECT * FROM ttrss_archived_feeds
4656 WHERE id = ".$line["orig_feed_id"]);
4657
4658 if (db_num_rows($tmp_result) != 0) {
4659
4660 print "<div clear='both'>";
4661 print __("Originally from:");
4662
4663 print "&nbsp;";
4664
4665 $tmp_line = db_fetch_assoc($tmp_result);
4666
4667 print "<a target='_blank'
4668 href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" .
4669 $tmp_line['title'] . "</a>";
4670
4671 print "&nbsp;";
4672
4673 print "<a target='_blank' href='" . htmlspecialchars($tmp_line['feed_url']) . "'>";
4674 print "<img title='".__('Feed URL')."'class='tinyFeedIcon' src='images/pub_set.gif'></a>";
4675
4676 print "</div>";
4677 }
4678 }
4679
4680 print "</div>";
4681
4682 print "<div class=\"postIcon\">" .
4683 "<a target=\"_blank\" title=\"".__("Visit the website")."\"$
4684 href=\"".htmlspecialchars($feed_site_url)."\">".
4685 $feed_icon . "</a></div>";
4686
4687 print "<div id=\"POSTNOTE-$id\">";
4688 if ($line['note']) {
4689 print format_article_note($id, $line['note']);
4690 }
4691 print "</div>";
4692
4693 print "<div class=\"postContent\">";
4694
4695 $article_content = sanitize_rss($link, $line["content"], false, false,
4696 $feed_site_url);
4697
4698 print $article_content;
4699
4700 print_article_enclosures($link, $id, $always_display_enclosures,
4701 $article_content);
4702
4703 print "</div>";
4704
4705 print "</div>";
4706
4707 }
4708
4709 if (!$zoom_mode) {
4710 print "]]></article>";
4711 } else {
4712 print "
4713 <div style=\"text-align : center\">
4714 <button onclick=\"return window.close()\">".
4715 __("Close this window")."</button></div>";
4716 print "</body></html>";
4717
4718 }
4719
4720 }
4721
4722 function outputHeadlinesList($link, $feed, $subop, $view_mode, $limit, $cat_view,
4723 $next_unread_feed, $offset, $vgr_last_feed = false,
4724 $override_order = false) {
4725
4726 $disable_cache = false;
4727
4728 $timing_info = getmicrotime();
4729
4730 $topmost_article_ids = array();
4731
4732 if (!$offset) {
4733 $offset = 0;
4734 }
4735
4736 if ($subop == "undefined") $subop = "";
4737
4738 $subop_split = split(":", $subop);
4739
4740 if ($subop == "CatchupSelected") {
4741 $ids = split(",", db_escape_string($_REQUEST["ids"]));
4742 $cmode = sprintf("%d", $_REQUEST["cmode"]);
4743
4744 catchupArticlesById($link, $ids, $cmode);
4745 }
4746
4747 if ($subop == "MarkAllRead") {
4748 catchup_feed($link, $feed, $cat_view);
4749
4750 if (get_pref($link, 'ON_CATCHUP_SHOW_NEXT_FEED')) {
4751 if ($next_unread_feed) {
4752 $feed = $next_unread_feed;
4753 }
4754 }
4755 }
4756
4757 if ($subop_split[0] == "MarkAllReadGR") {
4758 catchup_feed($link, $subop_split[1], false);
4759 }
4760
4761 // FIXME: might break tag display?
4762
4763 if ($feed > 0 && !$cat_view) {
4764 $result = db_query($link,
4765 "SELECT id FROM ttrss_feeds WHERE id = '$feed' LIMIT 1");
4766
4767 if (db_num_rows($result) == 0) {
4768 print "<div align='center'>".__('Feed not found.')."</div>";
4769 return;
4770 }
4771 }
4772
4773 if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
4774
4775 $result = db_query($link, "SELECT rtl_content FROM ttrss_feeds
4776 WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]);
4777
4778 if (db_num_rows($result) == 1) {
4779 $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
4780 } else {
4781 $rtl_content = false;
4782 }
4783
4784 if ($rtl_content) {
4785 $rtl_tag = "dir=\"RTL\"";
4786 } else {
4787 $rtl_tag = "";
4788 }
4789 } else {
4790 $rtl_tag = "";
4791 $rtl_content = false;
4792 }
4793
4794 /// START /////////////////////////////////////////////////////////////////////////////////
4795
4796 @$search = db_escape_string($_REQUEST["query"]);
4797
4798 if ($search) {
4799 $disable_cache = true;
4800 }
4801
4802 @$search_mode = db_escape_string($_REQUEST["search_mode"]);
4803 @$match_on = db_escape_string($_REQUEST["match_on"]);
4804
4805 if (!$match_on) {
4806 $match_on = "both";
4807 }
4808
4809 $real_offset = $offset * $limit;
4810
4811 if ($_REQUEST["debug"]) $timing_info = print_checkpoint("H0", $timing_info);
4812
4813 $qfh_ret = queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view,
4814 $search, $search_mode, $match_on, $override_order, $real_offset);
4815
4816 if ($_REQUEST["debug"]) $timing_info = print_checkpoint("H1", $timing_info);
4817
4818 $result = $qfh_ret[0];
4819 $feed_title = $qfh_ret[1];
4820 $feed_site_url = $qfh_ret[2];
4821 $last_error = $qfh_ret[3];
4822
4823 $vgroup_last_feed = $vgr_last_feed;
4824
4825 /* if ($feed == -2) {
4826 $feed_site_url = article_publish_url($link);
4827 } */
4828
4829 /// STOP //////////////////////////////////////////////////////////////////////////////////
4830
4831 print "<toolbar><![CDATA[";
4832
4833 if (!$offset) {
4834 // print "<div id=\"headlinesContainer\" $rtl_tag>";
4835
4836 if (!$result) {
4837 print "<div align='center'>".__("Could not display feed (query failed). Please check label match syntax or local configuration.")."</div>";
4838 return;
4839 }
4840
4841 if (db_num_rows($result) > 0) {
4842 print_headline_subtoolbar($link, $feed_site_url, $feed_title,
4843 $feed, $cat_view, $search, $match_on, $search_mode, $view_mode,
4844 $last_error);
4845
4846 // print "<div id=\"headlinesInnerContainer\" onscroll=\"headlines_scroll_handler()\">";
4847
4848 }
4849 }
4850
4851 print "]]></toolbar><content><![CDATA[";
4852
4853 $headlines_count = db_num_rows($result);
4854
4855 if (db_num_rows($result) > 0) {
4856
4857 $lnum = $limit*$offset;
4858
4859 $num_unread = 0;
4860 $cur_feed_title = '';
4861
4862 $fresh_intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE") * 60 * 60;
4863
4864 while ($line = db_fetch_assoc($result)) {
4865
4866 $class = ($lnum % 2) ? "even" : "odd";
4867
4868 $id = $line["id"];
4869 $feed_id = $line["feed_id"];
4870
4871 $labels = get_article_labels($link, $id);
4872
4873 $labels_str = "<span id=\"HLLCTR-$id\">";
4874 $labels_str .= format_article_labels($labels, $id);
4875 $labels_str .= "</span>";
4876
4877 if (count($topmost_article_ids) < 3) {
4878 array_push($topmost_article_ids, $id);
4879 }
4880
4881 if ($line["last_read"] == "" && !sql_bool_to_bool($line["unread"])) {
4882
4883 $update_pic = "<img id='FUPDPIC-$id' src=\"".
4884 theme_image($link, 'images/updated.png')."\"
4885 alt=\"Updated\">";
4886 } else {
4887 $update_pic = "<img id='FUPDPIC-$id' src=\"images/blank_icon.gif\"
4888 alt=\"Updated\">";
4889 }
4890
4891 if (sql_bool_to_bool($line["unread"]) &&
4892 time() - strtotime($line["updated_noms"]) < $fresh_intl) {
4893
4894 $update_pic = "<img id='FUPDPIC-$id' src=\"".
4895 theme_image($link, 'images/fresh_sign.png')."\" alt=\"Fresh\">";
4896 }
4897
4898 if ($line["unread"] == "t" || $line["unread"] == "1") {
4899 $class .= " Unread";
4900 ++$num_unread;
4901 $is_unread = true;
4902 } else {
4903 $is_unread = false;
4904 }
4905
4906 if ($line["marked"] == "t" || $line["marked"] == "1") {
4907 $marked_pic = "<img id=\"FMPIC-$id\"
4908 src=\"".theme_image($link, 'images/mark_set.png')."\"
4909 class=\"markedPic\" alt=\"Unstar article\"
4910 onclick='javascript:tMark($id)'>";
4911 } else {
4912 $marked_pic = "<img id=\"FMPIC-$id\"
4913 src=\"".theme_image($link, 'images/mark_unset.png')."\"
4914 class=\"markedPic\" alt=\"Star article\"
4915 onclick='javascript:tMark($id)'>";
4916 }
4917
4918 if ($line["published"] == "t" || $line["published"] == "1") {
4919 $published_pic = "<img id=\"FPPIC-$id\" src=\"".theme_image($link,
4920 'images/pub_set.png')."\"
4921 class=\"markedPic\"
4922 alt=\"Unpublish article\" onclick='javascript:tPub($id)'>";
4923 } else {
4924 $published_pic = "<img id=\"FPPIC-$id\" src=\"".theme_image($link,
4925 'images/pub_unset.png')."\"
4926 class=\"markedPic\"
4927 alt=\"Publish article\" onclick='javascript:tPub($id)'>";
4928 }
4929
4930 # $content_link = "<a target=\"_blank\" href=\"".$line["link"]."\">" .
4931 # $line["title"] . "</a>";
4932
4933 # $content_link = "<a
4934 # href=\"" . htmlspecialchars($line["link"]) . "\"
4935 # onclick=\"view($id,$feed_id);\">" .
4936 # $line["title"] . "</a>";
4937
4938 # $content_link = "<a href=\"javascript:viewContentUrl('".$line["link"]."');\">" .
4939 # $line["title"] . "</a>";
4940
4941 $updated_fmt = make_local_datetime($link, $line["updated_noms"], false);
4942
4943 if (get_pref($link, 'SHOW_CONTENT_PREVIEW')) {
4944 $content_preview = truncate_string(strip_tags($line["content_preview"]),
4945 100);
4946 }
4947
4948 $score = $line["score"];
4949
4950 $score_pic = theme_image($link,
4951 "images/" . get_score_pic($score));
4952
4953 /* $score_title = __("(Click to change)");
4954 $score_pic = "<img class='hlScorePic' src=\"images/$score_pic\"
4955 onclick=\"adjustArticleScore($id, $score)\" title=\"$score $score_title\">"; */
4956
4957 $score_pic = "<img class='hlScorePic' src=\"$score_pic\"
4958 title=\"$score\">";
4959
4960 if ($score > 500) {
4961 $hlc_suffix = "H";
4962 } else if ($score < -100) {
4963 $hlc_suffix = "L";
4964 } else {
4965 $hlc_suffix = "";
4966 }
4967
4968 $entry_author = $line["author"];
4969
4970 if ($entry_author) {
4971 $entry_author = " - $entry_author";
4972 }
4973
4974 $has_feed_icon = feed_has_icon($feed_id);
4975
4976 if ($has_feed_icon) {
4977 $feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"".ICONS_URL."/$feed_id.ico\" alt=\"\">";
4978 } else {
4979 $feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"images/feed-icon-12x12.png\" alt=\"\">";
4980 }
4981
4982 if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {
4983
4984 if (get_pref($link, 'VFEED_GROUP_BY_FEED')) {
4985 if ($feed_id != $vgroup_last_feed && $line["feed_title"]) {
4986
4987 $cur_feed_title = $line["feed_title"];
4988 $vgroup_last_feed = $feed_id;
4989
4990 $cur_feed_title = htmlspecialchars($cur_feed_title);
4991
4992 $vf_catchup_link = "(<a onclick='javascript:catchupFeedInGroup($feed_id);' href='#'>".__('mark as read')."</a>)";
4993
4994 print "<div class='cdmFeedTitle'>".
4995 "<div style=\"float : right\">$feed_icon_img</div>".
4996 "<a href=\"#\" onclick=\"viewfeed($feed_id)\">".
4997 $line["feed_title"]."</a> $vf_catchup_link</div>";
4998
4999 }
5000 }
5001
5002 $mouseover_attrs = "onmouseover='postMouseIn($id)'
5003 onmouseout='postMouseOut($id)'";
5004
5005 print "<div class='$class' id='RROW-$id' $mouseover_attrs>";
5006
5007 print "<div class='hlUpdPic'>$update_pic</div>";
5008
5009 print "<div class='hlLeft'>";
5010
5011 print "<input type=\"checkbox\" onclick=\"tSR(this)\"
5012 id=\"RCHK-$id\">";
5013
5014 print "$marked_pic";
5015 print "$published_pic";
5016
5017 print "</div>";
5018
5019 print "<div onclick='return hlClicked(event, $id)'
5020 class=\"hlTitle\"><span class='hlContent$hlc_suffix'>";
5021 print "<a id=\"RTITLE-$id\"
5022 href=\"" . htmlspecialchars($line["link"]) . "\"
5023 onclick=\"return false;\">" .
5024 $line["title"];
5025
5026 if (get_pref($link, 'SHOW_CONTENT_PREVIEW')) {
5027 if ($content_preview) {
5028 print "<span class=\"contentPreview\"> - $content_preview</span>";
5029 }
5030 }
5031
5032 print "</a></span>";
5033
5034 print $labels_str;
5035
5036 /* if (!get_pref($link, 'VFEED_GROUP_BY_FEED')) {
5037 if (@$line["feed_title"]) {
5038 print "<span class=\"hlFeed\">
5039 (<a href=\"#\" onclick=\"viewfeed($feed_id)\">".
5040 $line["feed_title"]."</a>)
5041 </span>";
5042 }
5043 } */
5044
5045 print "</div>";
5046
5047
5048
5049 print "<div class=\"hlRight\">";
5050 print "<span class=\"hlUpdated\">$updated_fmt</span>";
5051 print $score_pic;
5052
5053 if ($line["feed_title"] && !get_pref($link, 'VFEED_GROUP_BY_FEED')) {
5054
5055 print "<span onclick=\"viewfeed($feed_id)\"
5056 title=\"".htmlspecialchars($line['feed_title'])."\">
5057 $feed_icon_img<span>";
5058 }
5059
5060 print "</div>";
5061 print "</div>";
5062
5063 } else {
5064
5065 if (get_pref($link, 'VFEED_GROUP_BY_FEED') && $line["feed_title"]) {
5066 if ($feed_id != $vgroup_last_feed) {
5067
5068 $cur_feed_title = $line["feed_title"];
5069 $vgroup_last_feed = $feed_id;
5070
5071 $cur_feed_title = htmlspecialchars($cur_feed_title);
5072
5073 $vf_catchup_link = "(<a onclick='javascript:catchupFeedInGroup($feed_id);' href='#'>".__('mark as read')."</a>)";
5074
5075 $has_feed_icon = feed_has_icon($feed_id);
5076
5077 if ($has_feed_icon) {
5078 $feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"".ICONS_URL."/$feed_id.ico\" alt=\"\">";
5079 } else {
5080 //$feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"images/blank_icon.gif\" alt=\"\">";
5081 }
5082
5083 print "<div class='cdmFeedTitle'>".
5084 "<div style=\"float : right\">$feed_icon_img</div>".
5085 "<a href=\"#\" onclick=\"viewfeed($feed_id)\">".
5086 $line["feed_title"]."</a> $vf_catchup_link</div>";
5087 }
5088 }
5089
5090 $expand_cdm = get_pref($link, 'CDM_EXPANDED');
5091
5092 $mouseover_attrs = "onmouseover='postMouseIn($id)'
5093 onmouseout='postMouseOut($id)'";
5094
5095 print "<div class=\"$class\"
5096 id=\"RROW-$id\" $mouseover_attrs'>";
5097
5098 print "<div class=\"cdmHeader\">";
5099
5100 print "<div style='float : right'>";
5101 print "<span class='updated'>$updated_fmt</span>";
5102 print "$score_pic";
5103
5104 if (!get_pref($link, "VFEED_GROUP_BY_FEED") && $line["feed_title"]) {
5105 print "<span style=\"cursor : pointer\"
5106 title=\"".htmlspecialchars($line["feed_title"])."\"
5107 onclick=\"viewfeed($feed_id)\">$feed_icon_img</span>";
5108 }
5109 print "<div class=\"updPic\">$update_pic</div>";
5110
5111 print "</div>";
5112
5113 print "<input type=\"checkbox\" onclick=\"toggleSelectRowById(this,
5114 'RROW-$id')\" id=\"RCHK-$id\"/>";
5115
5116 print "$marked_pic";
5117 print "$published_pic";
5118
5119 print "<span id=\"RTITLE-$id\"
5120 onclick=\"return cdmClicked(event, $id);\"
5121 class=\"titleWrap$hlc_suffix\">
5122 <a class=\"title\"
5123 title=\"".htmlspecialchars($line['title'])."\"
5124 target=\"_blank\" href=\"".
5125 htmlspecialchars($line["link"])."\">".
5126 truncate_string($line["title"], 100) .
5127 " $entry_author</a>";
5128
5129 print $labels_str;
5130
5131 if (!$expand_cdm)
5132 $content_hidden = "style=\"display : none\"";
5133 else
5134 $excerpt_hidden = "style=\"display : none\"";
5135
5136 print "<span $excerpt_hidden
5137 id=\"CEXC-$id\" class=\"cdmExcerpt\"> - $content_preview</span>";
5138
5139 print "</span>";
5140
5141 print "</div>";
5142
5143 print "<div class=\"cdmContent\" $content_hidden
5144 onclick=\"return cdmClicked(event, $id);\"
5145 id=\"CICD-$id\">";
5146
5147 print "<div class=\"cdmContentInner\">";
5148
5149 if ($line["orig_feed_id"]) {
5150
5151 $tmp_result = db_query($link, "SELECT * FROM ttrss_archived_feeds
5152 WHERE id = ".$line["orig_feed_id"]);
5153
5154 if (db_num_rows($tmp_result) != 0) {
5155
5156 print "<div clear='both'>";
5157 print __("Originally from:");
5158
5159 print "&nbsp;";
5160
5161 $tmp_line = db_fetch_assoc($tmp_result);
5162
5163 print "<a target='_blank'
5164 href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" .
5165 $tmp_line['title'] . "</a>";
5166
5167 print "&nbsp;";
5168
5169 print "<a target='_blank' href='" . htmlspecialchars($tmp_line['feed_url']) . "'>";
5170 print "<img title='".__('Feed URL')."'class='tinyFeedIcon' src='images/pub_set.gif'></a>";
5171
5172 print "</div>";
5173 }
5174 }
5175
5176 // FIXME: make this less of a hack
5177
5178 $feed_site_url = false;
5179
5180 if ($line["feed_id"]) {
5181 $tmp_result = db_query($link, "SELECT site_url FROM ttrss_feeds
5182 WHERE id = " . $line["feed_id"]);
5183
5184 if (db_num_rows($tmp_result) == 1) {
5185 $feed_site_url = db_fetch_result($tmp_result, 0, "site_url");
5186 }
5187 }
5188
5189 if ($expand_cdm) {
5190 $article_content = sanitize_rss($link, $line["content_preview"],
5191 false, false, $feed_site_url);
5192
5193 if (!$article_content) $article_content = "&nbsp;";
5194 } else {
5195 $article_content = '';
5196 }
5197
5198 print "<div id=\"POSTNOTE-$id\">";
5199 if ($line['note']) {
5200 print format_article_note($id, $line['note']);
5201 }
5202 print "</div>";
5203
5204 print "<span id=\"CWRAP-$id\">$article_content</span>";
5205
5206 $tmp_result = db_query($link, "SELECT always_display_enclosures FROM
5207 ttrss_feeds WHERE id = ".
5208 (($line['feed_id'] == null) ? $line['orig_feed_id'] :
5209 $line['feed_id'])." AND owner_uid = ".$_SESSION["uid"]);
5210
5211 $always_display_enclosures = sql_bool_to_bool(db_fetch_result($tmp_result,
5212 0, "always_display_enclosures"));
5213
5214 print_article_enclosures($link, $id, $always_display_enclosures,
5215 $article_content);
5216
5217 print "</div>";
5218
5219 print "<div class=\"cdmFooter\">";
5220
5221 $tags_str = format_tags_string(get_article_tags($link, $id), $id);
5222
5223 print "<img src='".theme_image($link,
5224 'images/tag.png')."' alt='Tags' title='Tags'>
5225 <span id=\"ATSTR-$id\">$tags_str</span>
5226 <a title=\"".__('Edit tags for this article')."\"
5227 href=\"#\" onclick=\"editArticleTags($id, $feed_id, true)\">(+)</a>";
5228
5229 print "<div style=\"float : right\">";
5230
5231 print "<img src=\"images/art-zoom.png\"
5232 onclick=\"zoomToArticle(event, $id)\"
5233 style=\"cursor : pointer\"
5234 alt='Zoom'
5235 title='".__('Open article in new tab')."'>";
5236
5237 //$note_escaped = htmlspecialchars($line['note'], ENT_QUOTES);
5238
5239 print "<img src=\"images/art-pub-note.png\"
5240 style=\"cursor : pointer\" style=\"cursor : pointer\"
5241 onclick=\"editArticleNote($id)\"
5242 alt='PubNote' title='".__('Edit article note')."'>";
5243
5244 if (DIGEST_ENABLE) {
5245 print "<img src=\"".theme_image($link, 'images/art-email.png')."\"
5246 style=\"cursor : pointer\"
5247 onclick=\"emailArticle($id)\"
5248 alt='Zoom' title='".__('Forward by email')."'>";
5249 }
5250
5251 if (ENABLE_TWEET_BUTTON) {
5252 print "<img src=\"".theme_image($link, 'images/art-tweet.png')."\"
5253 class='tagsPic' style=\"cursor : pointer\"
5254 onclick=\"tweetArticle($id)\"
5255 alt='Zoom' title='".__('Share on Twitter')."'>";
5256 }
5257
5258 print "<img src=\"images/digest_checkbox.png\"
5259 style=\"cursor : pointer\" style=\"cursor : pointer\"
5260 onclick=\"dismissArticle($id)\"
5261 alt='Dismiss' title='".__('Dismiss article')."'>";
5262
5263 print "</div>";
5264 print "</div>";
5265
5266 print "</div>";
5267
5268 print "</div>";
5269
5270 }
5271
5272 ++$lnum;
5273 }
5274
5275 } else {
5276 $message = "";
5277
5278 switch ($view_mode) {
5279 case "unread":
5280 $message = __("No unread articles found to display.");
5281 break;
5282 case "updated":
5283 $message = __("No updated articles found to display.");
5284 break;
5285 case "marked":
5286 $message = __("No starred articles found to display.");
5287 break;
5288 default:
5289 if ($feed < -10) {
5290 $message = __("No articles found to display. You can assign articles to labels manually (see the Actions menu above) or use a filter.");
5291 } else {
5292 $message = __("No articles found to display.");
5293 }
5294 }
5295
5296 if (!$offset && $message) {
5297 print "<div class='whiteBox'>$message";
5298
5299 print "<p class=\"small\"><span class=\"insensitive\">";
5300
5301 $result = db_query($link, "SELECT ".SUBSTRING_FOR_DATE."(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
5302 WHERE owner_uid = " . $_SESSION['uid']);
5303
5304 $last_updated = db_fetch_result($result, 0, "last_updated");
5305 $last_updated = make_local_datetime($link, $last_updated, false);
5306
5307 printf(__("Feeds last updated at %s"), $last_updated);
5308
5309 $result = db_query($link, "SELECT COUNT(id) AS num_errors
5310 FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ".$_SESSION["uid"]);
5311
5312 $num_errors = db_fetch_result($result, 0, "num_errors");
5313
5314 if ($num_errors > 0) {
5315 print "<br/>";
5316 print "<a class=\"insensitive\" href=\"#\" onclick=\"showFeedsWithErrors()\">".
5317 __('Some feeds have update errors (click for details)')."</a>";
5318 }
5319 print "</span></p></div>";
5320 }
5321 }
5322
5323 # if (!$offset) {
5324 # if ($headlines_count > 0) print "</div>";
5325 # print "</div>";
5326 # }
5327
5328 print "]]></content>";
5329
5330 return array($topmost_article_ids, $headlines_count, $feed, $disable_cache, $vgroup_last_feed);
5331 }
5332
5333 // from here: http://www.roscripts.com/Create_tag_cloud-71.html
5334
5335 function printTagCloud($link) {
5336
5337 $query = "SELECT tag_name, COUNT(post_int_id) AS count
5338 FROM ttrss_tags WHERE owner_uid = ".$_SESSION["uid"]."
5339 GROUP BY tag_name ORDER BY count DESC LIMIT 50";
5340
5341 $result = db_query($link, $query);
5342
5343 $tags = array();
5344
5345 while ($line = db_fetch_assoc($result)) {
5346 $tags[$line["tag_name"]] = $line["count"];
5347 }
5348
5349 ksort($tags);
5350
5351 $max_size = 32; // max font size in pixels
5352 $min_size = 11; // min font size in pixels
5353
5354 // largest and smallest array values
5355 $max_qty = max(array_values($tags));
5356 $min_qty = min(array_values($tags));
5357
5358 // find the range of values
5359 $spread = $max_qty - $min_qty;
5360 if ($spread == 0) { // we don't want to divide by zero
5361 $spread = 1;
5362 }
5363
5364 // set the font-size increment
5365 $step = ($max_size - $min_size) / ($spread);
5366
5367 // loop through the tag array
5368 foreach ($tags as $key => $value) {
5369 // calculate font-size
5370 // find the $value in excess of $min_qty
5371 // multiply by the font-size increment ($size)
5372 // and add the $min_size set above
5373 $size = round($min_size + (($value - $min_qty) * $step));
5374
5375 $key_escaped = str_replace("'", "\\'", $key);
5376
5377 echo "<a href=\"javascript:viewfeed('$key_escaped') \" style=\"font-size: " .
5378 $size . "px\" title=\"$value articles tagged with " .
5379 $key . '">' . $key . '</a> ';
5380 }
5381 }
5382
5383 function print_checkpoint($n, $s) {
5384 $ts = getmicrotime();
5385 echo sprintf("<!-- CP[$n] %.4f seconds -->", $ts - $s);
5386 return $ts;
5387 }
5388
5389 function sanitize_tag($tag) {
5390 $tag = trim($tag);
5391
5392 $tag = mb_strtolower($tag, 'utf-8');
5393
5394 $tag = preg_replace('/[\"\+\>\<]/', "", $tag);
5395
5396 // $tag = str_replace('"', "", $tag);
5397 // $tag = str_replace("+", " ", $tag);
5398 $tag = str_replace("technorati tag: ", "", $tag);
5399
5400 return $tag;
5401 }
5402
5403 function get_self_url_prefix() {
5404
5405 $url_path = "";
5406
5407 if ($_SERVER['HTTPS'] != "on") {
5408 $url_path = "http://";
5409 } else {
5410 $url_path = "https://";
5411 }
5412
5413 $url_path .= $_SERVER['HTTP_HOST'].dirname($_SERVER['PHP_SELF']);
5414
5415 return $url_path;
5416
5417 }
5418 function opml_publish_url($link){
5419
5420 $url_path = get_self_url_prefix();
5421 $url_path .= "/opml.php?op=publish&key=" .
5422 get_feed_access_key($link, 'OPML:Publish', false, $_SESSION["uid"]);
5423
5424 return $url_path;
5425 }
5426
5427 /**
5428 * Purge a feed contents, marked articles excepted.
5429 *
5430 * @param mixed $link The database connection.
5431 * @param integer $id The id of the feed to purge.
5432 * @return void
5433 */
5434 function clear_feed_articles($link, $id) {
5435
5436 if ($id != 0) {
5437 $result = db_query($link, "DELETE FROM ttrss_user_entries
5438 WHERE feed_id = '$id' AND marked = false AND owner_uid = " . $_SESSION["uid"]);
5439 } else {
5440 $result = db_query($link, "DELETE FROM ttrss_user_entries
5441 WHERE feed_id IS NULL AND marked = false AND owner_uid = " . $_SESSION["uid"]);
5442 }
5443
5444 $result = db_query($link, "DELETE FROM ttrss_entries WHERE
5445 (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
5446
5447 ccache_update($link, $id, $_SESSION['uid']);
5448 } // function clear_feed_articles
5449
5450 /**
5451 * Compute the Mozilla Firefox feed adding URL from server HOST and REQUEST_URI.
5452 *
5453 * @return string The Mozilla Firefox feed adding URL.
5454 */
5455 function add_feed_url() {
5456 $url_path = ($_SERVER['HTTPS'] != "on" ? 'http://' : 'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
5457 $url_path .= "?op=pref-feeds&quiet=1&subop=add&feed_url=%s";
5458 return $url_path;
5459 } // function add_feed_url
5460
5461 /**
5462 * Encrypt a password in SHA1.
5463 *
5464 * @param string $pass The password to encrypt.
5465 * @param string $login A optionnal login.
5466 * @return string The encrypted password.
5467 */
5468 function encrypt_password($pass, $login = '') {
5469 if ($login) {
5470 return "SHA1X:" . sha1("$login:$pass");
5471 } else {
5472 return "SHA1:" . sha1($pass);
5473 }
5474 } // function encrypt_password
5475
5476 /**
5477 * Update a feed batch.
5478 * Used by daemons to update n feeds by run.
5479 * Only update feed needing a update, and not being processed
5480 * by another process.
5481 *
5482 * @param mixed $link Database link
5483 * @param integer $limit Maximum number of feeds in update batch. Default to DAEMON_FEED_LIMIT.
5484 * @param boolean $from_http Set to true if you call this function from http to disable cli specific code.
5485 * @param boolean $debug Set to false to disable debug output. Default to true.
5486 * @return void
5487 */
5488 function update_daemon_common($link, $limit = DAEMON_FEED_LIMIT, $from_http = false, $debug = true) {
5489 // Process all other feeds using last_updated and interval parameters
5490
5491 // Test if the user has loggued in recently. If not, it does not update its feeds.
5492 if (DAEMON_UPDATE_LOGIN_LIMIT > 0) {
5493 if (DB_TYPE == "pgsql") {
5494 $login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT." days'";
5495 } else {
5496 $login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT." DAY)";
5497 }
5498 } else {
5499 $login_thresh_qpart = "";
5500 }
5501
5502 // Test if the feed need a update (update interval exceded).
5503 if (DB_TYPE == "pgsql") {
5504 $update_limit_qpart = "AND ((
5505 ttrss_feeds.update_interval = 0
5506 AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL)
5507 ) OR (
5508 ttrss_feeds.update_interval > 0
5509 AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL)
5510 ) OR ttrss_feeds.last_updated IS NULL)";
5511 } else {
5512 $update_limit_qpart = "AND ((
5513 ttrss_feeds.update_interval = 0
5514 AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE)
5515 ) OR (
5516 ttrss_feeds.update_interval > 0
5517 AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE)
5518 ) OR ttrss_feeds.last_updated IS NULL)";
5519 }
5520
5521 // Test if feed is currently being updated by another process.
5522 if (DB_TYPE == "pgsql") {
5523 $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '120 seconds')";
5524 } else {
5525 $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 120 SECOND))";
5526 }
5527
5528 // Test if there is a limit to number of updated feeds
5529 $query_limit = "";
5530 if($limit) $query_limit = sprintf("LIMIT %d", $limit);
5531
5532 $random_qpart = sql_random_function();
5533
5534 // We search for feed needing update.
5535 $result = db_query($link, "SELECT ttrss_feeds.feed_url,ttrss_feeds.id, ttrss_feeds.owner_uid,
5536 ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
5537 ttrss_feeds.update_interval
5538 FROM
5539 ttrss_feeds, ttrss_users, ttrss_user_prefs
5540 WHERE
5541 ttrss_feeds.owner_uid = ttrss_users.id
5542 AND ttrss_users.id = ttrss_user_prefs.owner_uid
5543 AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL'
5544 $login_thresh_qpart $update_limit_qpart
5545 $updstart_thresh_qpart
5546 ORDER BY $random_qpart $query_limit");
5547
5548 $user_prefs_cache = array();
5549
5550 if($debug) _debug(sprintf("Scheduled %d feeds to update...\n", db_num_rows($result)));
5551
5552 // Here is a little cache magic in order to minimize risk of double feed updates.
5553 $feeds_to_update = array();
5554 while ($line = db_fetch_assoc($result)) {
5555 $feeds_to_update[$line['id']] = $line;
5556 }
5557
5558 // We update the feed last update started date before anything else.
5559 // There is no lag due to feed contents downloads
5560 // It prevent an other process to update the same feed.
5561 $feed_ids = array_keys($feeds_to_update);
5562 if($feed_ids) {
5563 db_query($link, sprintf("UPDATE ttrss_feeds SET last_update_started = NOW()
5564 WHERE id IN (%s)", implode(',', $feed_ids)));
5565 }
5566
5567 // For each feed, we call the feed update function.
5568 while ($line = array_pop($feeds_to_update)) {
5569
5570 if($debug) _debug("Feed: " . $line["feed_url"] . ", " . $line["last_updated"]);
5571
5572 update_rss_feed($link, $line["id"], true);
5573
5574 sleep(1); // prevent flood (FIXME make this an option?)
5575 }
5576
5577 // Send feed digests by email if needed.
5578 if (DAEMON_SENDS_DIGESTS) send_headlines_digests($link);
5579
5580 } // function update_daemon_common
5581
5582 function sanitize_article_content($text) {
5583 # we don't support CDATA sections in articles, they break our own escaping
5584 $text = preg_replace("/\[\[CDATA/", "", $text);
5585 $text = preg_replace("/\]\]\>/", "", $text);
5586 return $text;
5587 }
5588
5589 function load_filters($link, $feed, $owner_uid, $action_id = false) {
5590 $filters = array();
5591
5592 global $memcache;
5593
5594 $obj_id = md5("FILTER:$feed:$owner_uid:$action_id");
5595
5596 if ($memcache && $obj = $memcache->get($obj_id)) {
5597
5598 return $obj;
5599
5600 } else {
5601
5602 if ($action_id) $ftype_query_part = "action_id = '$action_id' AND";
5603
5604 $result = db_query($link, "SELECT reg_exp,
5605 ttrss_filter_types.name AS name,
5606 ttrss_filter_actions.name AS action,
5607 inverse,
5608 action_param,
5609 filter_param
5610 FROM ttrss_filters,ttrss_filter_types,ttrss_filter_actions WHERE
5611 enabled = true AND
5612 $ftype_query_part
5613 owner_uid = $owner_uid AND
5614 ttrss_filter_types.id = filter_type AND
5615 ttrss_filter_actions.id = action_id AND
5616 (feed_id IS NULL OR feed_id = '$feed') ORDER BY reg_exp");
5617
5618 while ($line = db_fetch_assoc($result)) {
5619 if (!$filters[$line["name"]]) $filters[$line["name"]] = array();
5620 $filter["reg_exp"] = $line["reg_exp"];
5621 $filter["action"] = $line["action"];
5622 $filter["action_param"] = $line["action_param"];
5623 $filter["filter_param"] = $line["filter_param"];
5624 $filter["inverse"] = sql_bool_to_bool($line["inverse"]);
5625
5626 array_push($filters[$line["name"]], $filter);
5627 }
5628
5629 if ($memcache) $memcache->add($obj_id, $filters, 0, 3600*8);
5630
5631 return $filters;
5632 }
5633 }
5634
5635 function get_score_pic($score) {
5636 if ($score > 100) {
5637 return "score_high.png";
5638 } else if ($score > 0) {
5639 return "score_half_high.png";
5640 } else if ($score < -100) {
5641 return "score_low.png";
5642 } else if ($score < 0) {
5643 return "score_half_low.png";
5644 } else {
5645 return "score_neutral.png";
5646 }
5647 }
5648
5649 function rounded_table_start($classname, $header = "&nbsp;") {
5650 print "<table width='100%' class='$classname' cellspacing='0' cellpadding='0'>";
5651 print "<tr><td class='c1'>&nbsp;</td><td class='top'>$header</td><td class='c2'>&nbsp;</td></tr>";
5652 print "<tr><td class='left'>&nbsp;</td><td class='content'>";
5653 }
5654
5655 function rounded_table_end($footer = "&nbsp;") {
5656 print "</td><td class='right'>&nbsp;</td></tr>";
5657 print "<tr><td class='c4'>&nbsp;</td><td class='bottom'>$footer</td><td class='c3'>&nbsp;</td></tr>";
5658 print "</table>";
5659 }
5660
5661 function feed_has_icon($id) {
5662 return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0;
5663 }
5664
5665 function init_connection($link) {
5666 if (DB_TYPE == "pgsql") {
5667 pg_query($link, "set client_encoding = 'UTF-8'");
5668 pg_set_client_encoding("UNICODE");
5669 pg_query($link, "set datestyle = 'ISO, european'");
5670 pg_query($link, "set TIME ZONE 0");
5671 } else {
5672 db_query($link, "SET time_zone = '+0:0'");
5673
5674 if (defined('MYSQL_CHARSET') && MYSQL_CHARSET) {
5675 db_query($link, "SET NAMES " . MYSQL_CHARSET);
5676 // db_query($link, "SET CHARACTER SET " . MYSQL_CHARSET);
5677 }
5678 }
5679 }
5680
5681 function update_feedbrowser_cache($link) {
5682
5683 $result = db_query($link, "SELECT feed_url,title, COUNT(id) AS subscribers
5684 FROM ttrss_feeds WHERE (SELECT COUNT(id) = 0 FROM ttrss_feeds AS tf
5685 WHERE tf.feed_url = ttrss_feeds.feed_url
5686 AND (private IS true OR feed_url LIKE '%:%@%/%'))
5687 GROUP BY feed_url, title ORDER BY subscribers DESC LIMIT 1000");
5688
5689 db_query($link, "BEGIN");
5690
5691 db_query($link, "DELETE FROM ttrss_feedbrowser_cache");
5692
5693 $count = 0;
5694
5695 while ($line = db_fetch_assoc($result)) {
5696 $subscribers = db_escape_string($line["subscribers"]);
5697 $feed_url = db_escape_string($line["feed_url"]);
5698 $title = db_escape_string($line["title"]);
5699
5700 $tmp_result = db_query($link, "SELECT subscribers FROM
5701 ttrss_feedbrowser_cache WHERE feed_url = '$feed_url'");
5702
5703 if (db_num_rows($tmp_result) == 0) {
5704
5705 db_query($link, "INSERT INTO ttrss_feedbrowser_cache
5706 (feed_url, title, subscribers) VALUES ('$feed_url',
5707 '$title', '$subscribers')");
5708
5709 ++$count;
5710
5711 }
5712
5713 }
5714
5715 db_query($link, "COMMIT");
5716
5717 return $count;
5718
5719 }
5720
5721 function ccache_zero($link, $feed_id, $owner_uid) {
5722 db_query($link, "UPDATE ttrss_counters_cache SET
5723 value = 0, updated = NOW() WHERE
5724 feed_id = '$feed_id' AND owner_uid = '$owner_uid'");
5725 }
5726
5727 function ccache_zero_all($link, $owner_uid) {
5728 db_query($link, "UPDATE ttrss_counters_cache SET
5729 value = 0 WHERE owner_uid = '$owner_uid'");
5730
5731 db_query($link, "UPDATE ttrss_cat_counters_cache SET
5732 value = 0 WHERE owner_uid = '$owner_uid'");
5733 }
5734
5735 function ccache_remove($link, $feed_id, $owner_uid, $is_cat = false) {
5736
5737 if (!$is_cat) {
5738 $table = "ttrss_counters_cache";
5739 } else {
5740 $table = "ttrss_cat_counters_cache";
5741 }
5742
5743 db_query($link, "DELETE FROM $table WHERE
5744 feed_id = '$feed_id' AND owner_uid = '$owner_uid'");
5745
5746 }
5747
5748 function ccache_update_all($link, $owner_uid) {
5749
5750 if (get_pref($link, 'ENABLE_FEED_CATS', $owner_uid)) {
5751
5752 $result = db_query($link, "SELECT feed_id FROM ttrss_cat_counters_cache
5753 WHERE feed_id > 0 AND owner_uid = '$owner_uid'");
5754
5755 while ($line = db_fetch_assoc($result)) {
5756 ccache_update($link, $line["feed_id"], $owner_uid, true);
5757 }
5758
5759 /* We have to manually include category 0 */
5760
5761 ccache_update($link, 0, $owner_uid, true);
5762
5763 } else {
5764 $result = db_query($link, "SELECT feed_id FROM ttrss_counters_cache
5765 WHERE feed_id > 0 AND owner_uid = '$owner_uid'");
5766
5767 while ($line = db_fetch_assoc($result)) {
5768 print ccache_update($link, $line["feed_id"], $owner_uid);
5769
5770 }
5771
5772 }
5773 }
5774
5775 function ccache_find($link, $feed_id, $owner_uid, $is_cat = false,
5776 $no_update = false) {
5777
5778 if (!is_numeric($feed_id)) return;
5779
5780 if (!$is_cat) {
5781 $table = "ttrss_counters_cache";
5782 if ($feed_id > 0) {
5783 $tmp_result = db_query($link, "SELECT owner_uid FROM ttrss_feeds
5784 WHERE id = '$feed_id'");
5785 $owner_uid = db_fetch_result($tmp_result, 0, "owner_uid");
5786 }
5787 } else {
5788 $table = "ttrss_cat_counters_cache";
5789 }
5790
5791 if (DB_TYPE == "pgsql") {
5792 $date_qpart = "updated > NOW() - INTERVAL '15 minutes'";
5793 } else if (DB_TYPE == "mysql") {
5794 $date_qpart = "updated > DATE_SUB(NOW(), INTERVAL 15 MINUTE)";
5795 }
5796
5797 $result = db_query($link, "SELECT value FROM $table
5798 WHERE owner_uid = '$owner_uid' AND feed_id = '$feed_id'
5799 LIMIT 1");
5800
5801 if (db_num_rows($result) == 1) {
5802 return db_fetch_result($result, 0, "value");
5803 } else {
5804 if ($no_update) {
5805 return -1;
5806 } else {
5807 return ccache_update($link, $feed_id, $owner_uid, $is_cat);
5808 }
5809 }
5810
5811 }
5812
5813 function ccache_update($link, $feed_id, $owner_uid, $is_cat = false,
5814 $update_pcat = true) {
5815
5816 if (!is_numeric($feed_id)) return;
5817
5818 if (!$is_cat && $feed_id > 0) {
5819 $tmp_result = db_query($link, "SELECT owner_uid FROM ttrss_feeds
5820 WHERE id = '$feed_id'");
5821 $owner_uid = db_fetch_result($tmp_result, 0, "owner_uid");
5822 }
5823
5824 $prev_unread = ccache_find($link, $feed_id, $owner_uid, $is_cat, true);
5825
5826 /* When updating a label, all we need to do is recalculate feed counters
5827 * because labels are not cached */
5828
5829 if ($feed_id < 0) {
5830 ccache_update_all($link, $owner_uid);
5831 return;
5832 }
5833
5834 if (!$is_cat) {
5835 $table = "ttrss_counters_cache";
5836 } else {
5837 $table = "ttrss_cat_counters_cache";
5838 }
5839
5840 if ($is_cat && $feed_id >= 0) {
5841 if ($feed_id != 0) {
5842 $cat_qpart = "cat_id = '$feed_id'";
5843 } else {
5844 $cat_qpart = "cat_id IS NULL";
5845 }
5846
5847 /* Recalculate counters for child feeds */
5848
5849 $result = db_query($link, "SELECT id FROM ttrss_feeds
5850 WHERE owner_uid = '$owner_uid' AND $cat_qpart");
5851
5852 while ($line = db_fetch_assoc($result)) {
5853 ccache_update($link, $line["id"], $owner_uid, false, false);
5854 }
5855
5856 $result = db_query($link, "SELECT SUM(value) AS sv
5857 FROM ttrss_counters_cache, ttrss_feeds
5858 WHERE id = feed_id AND $cat_qpart AND
5859 ttrss_feeds.owner_uid = '$owner_uid'");
5860
5861 $unread = (int) db_fetch_result($result, 0, "sv");
5862
5863 } else {
5864 $unread = (int) getFeedArticles($link, $feed_id, $is_cat, true, $owner_uid);
5865 }
5866
5867 db_query($link, "BEGIN");
5868
5869 $result = db_query($link, "SELECT feed_id FROM $table
5870 WHERE owner_uid = '$owner_uid' AND feed_id = '$feed_id' LIMIT 1");
5871
5872 if (db_num_rows($result) == 1) {
5873 db_query($link, "UPDATE $table SET
5874 value = '$unread', updated = NOW() WHERE
5875 feed_id = '$feed_id' AND owner_uid = '$owner_uid'");
5876
5877 } else {
5878 db_query($link, "INSERT INTO $table
5879 (feed_id, value, owner_uid, updated)
5880 VALUES
5881 ($feed_id, $unread, $owner_uid, NOW())");
5882 }
5883
5884 db_query($link, "COMMIT");
5885
5886 if ($feed_id > 0 && $prev_unread != $unread) {
5887
5888 if (!$is_cat) {
5889
5890 /* Update parent category */
5891
5892 if ($update_pcat) {
5893
5894 $result = db_query($link, "SELECT cat_id FROM ttrss_feeds
5895 WHERE owner_uid = '$owner_uid' AND id = '$feed_id'");
5896
5897 $cat_id = (int) db_fetch_result($result, 0, "cat_id");
5898
5899 ccache_update($link, $cat_id, $owner_uid, true);
5900
5901 }
5902 }
5903 } else if ($feed_id < 0) {
5904 ccache_update_all($link, $owner_uid);
5905 }
5906
5907 return $unread;
5908 }
5909
5910 function label_find_id($link, $label, $owner_uid) {
5911 $result = db_query($link,
5912 "SELECT id FROM ttrss_labels2 WHERE caption = '$label'
5913 AND owner_uid = '$owner_uid' LIMIT 1");
5914
5915 if (db_num_rows($result) == 1) {
5916 return db_fetch_result($result, 0, "id");
5917 } else {
5918 return 0;
5919 }
5920 }
5921
5922 function get_article_labels($link, $id) {
5923 global $memcache;
5924
5925 $obj_id = md5("LABELS:$id:" . $_SESSION["uid"]);
5926
5927 $rv = array();
5928
5929 if ($memcache && $obj = $memcache->get($obj_id)) {
5930 return $obj;
5931 } else {
5932
5933 $result = db_query($link, "SELECT label_cache FROM
5934 ttrss_user_entries WHERE ref_id = '$id' AND owner_uid = " .
5935 $_SESSION["uid"]);
5936
5937 $label_cache = db_fetch_result($result, 0, "label_cache");
5938
5939 if ($label_cache) {
5940
5941 $label_cache = json_decode($label_cache, true);
5942
5943 if ($label_cache["no-labels"] == 1)
5944 return $rv;
5945 else
5946 return $label_cache;
5947 }
5948
5949 $result = db_query($link,
5950 "SELECT DISTINCT label_id,caption,fg_color,bg_color
5951 FROM ttrss_labels2, ttrss_user_labels2
5952 WHERE id = label_id
5953 AND article_id = '$id'
5954 AND owner_uid = ".$_SESSION["uid"] . "
5955 ORDER BY caption");
5956
5957 while ($line = db_fetch_assoc($result)) {
5958 $rk = array($line["label_id"], $line["caption"], $line["fg_color"],
5959 $line["bg_color"]);
5960 array_push($rv, $rk);
5961 }
5962 if ($memcache) $memcache->add($obj_id, $rv, 0, 3600);
5963
5964 if (count($rv) > 0)
5965 label_update_cache($link, $id, $rv);
5966 else
5967 label_update_cache($link, $id, array("no-labels" => 1));
5968 }
5969
5970 return $rv;
5971 }
5972
5973
5974 function label_find_caption($link, $label, $owner_uid) {
5975 $result = db_query($link,
5976 "SELECT caption FROM ttrss_labels2 WHERE id = '$label'
5977 AND owner_uid = '$owner_uid' LIMIT 1");
5978
5979 if (db_num_rows($result) == 1) {
5980 return db_fetch_result($result, 0, "caption");
5981 } else {
5982 return "";
5983 }
5984 }
5985
5986 function label_update_cache($link, $id, $labels = false, $force = false) {
5987
5988 if ($force)
5989 label_clear_cache($link, $id);
5990
5991 if (!$labels)
5992 $labels = get_article_labels($link, $id);
5993
5994 $labels = db_escape_string(json_encode($labels));
5995
5996 db_query($link, "UPDATE ttrss_user_entries SET
5997 label_cache = '$labels' WHERE ref_id = '$id'");
5998
5999 }
6000
6001 function label_clear_cache($link, $id) {
6002
6003 db_query($link, "UPDATE ttrss_user_entries SET
6004 label_cache = '' WHERE ref_id = '$id'");
6005
6006 }
6007
6008 function label_remove_article($link, $id, $label, $owner_uid) {
6009
6010 $label_id = label_find_id($link, $label, $owner_uid);
6011
6012 if (!$label_id) return;
6013
6014 $result = db_query($link,
6015 "DELETE FROM ttrss_user_labels2
6016 WHERE
6017 label_id = '$label_id' AND
6018 article_id = '$id'");
6019
6020 label_clear_cache($link, $id);
6021 }
6022
6023 function label_add_article($link, $id, $label, $owner_uid) {
6024
6025 global $memcache;
6026
6027 if ($memcache) {
6028 $obj_id = md5("LABELS:$id:$owner_uid");
6029 $memcache->delete($obj_id);
6030 }
6031
6032 $label_id = label_find_id($link, $label, $owner_uid);
6033
6034 if (!$label_id) return;
6035
6036 $result = db_query($link,
6037 "SELECT
6038 article_id FROM ttrss_labels2, ttrss_user_labels2
6039 WHERE
6040 label_id = id AND
6041 label_id = '$label_id' AND
6042 article_id = '$id' AND owner_uid = '$owner_uid'
6043 LIMIT 1");
6044
6045 if (db_num_rows($result) == 0) {
6046 db_query($link, "INSERT INTO ttrss_user_labels2
6047 (label_id, article_id) VALUES ('$label_id', '$id')");
6048 }
6049
6050 label_clear_cache($link, $id);
6051
6052 }
6053
6054 function label_remove($link, $id, $owner_uid) {
6055 global $memcache;
6056
6057 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
6058
6059 if ($memcache) {
6060 $obj_id = md5("LABELS:$id:$owner_uid");
6061 $memcache->delete($obj_id);
6062 }
6063
6064 db_query($link, "BEGIN");
6065
6066 $result = db_query($link, "SELECT caption FROM ttrss_labels2
6067 WHERE id = '$id'");
6068
6069 $caption = db_fetch_result($result, 0, "caption");
6070
6071 $result = db_query($link, "DELETE FROM ttrss_labels2 WHERE id = '$id'
6072 AND owner_uid = " . $owner_uid);
6073
6074 if (db_affected_rows($link, $result) != 0 && $caption) {
6075
6076 /* Remove access key for the label */
6077
6078 $ext_id = -11 - $id;
6079
6080 db_query($link, "DELETE FROM ttrss_access_keys WHERE
6081 feed_id = '$ext_id' AND owner_uid = $owner_uid");
6082
6083 /* Disable filters that reference label being removed */
6084
6085 db_query($link, "UPDATE ttrss_filters SET
6086 enabled = false WHERE action_param = '$caption'
6087 AND action_id = 7
6088 AND owner_uid = " . $owner_uid);
6089
6090 /* Remove cached data */
6091
6092 db_query($link, "UPDATE ttrss_user_entries SET label_cache = ''
6093 WHERE label_cache LIKE '%$caption%' AND owner_uid = " . $owner_uid);
6094
6095 }
6096
6097 db_query($link, "COMMIT");
6098 }
6099
6100 function label_create($link, $caption) {
6101
6102 db_query($link, "BEGIN");
6103
6104 $result = false;
6105
6106 $result = db_query($link, "SELECT id FROM ttrss_labels2
6107 WHERE caption = '$caption' AND owner_uid = ". $_SESSION["uid"]);
6108
6109 if (db_num_rows($result) == 0) {
6110 $result = db_query($link,
6111 "INSERT INTO ttrss_labels2 (caption,owner_uid)
6112 VALUES ('$caption', '".$_SESSION["uid"]."')");
6113
6114 $result = db_affected_rows($link, $result) != 0;
6115 }
6116
6117 db_query($link, "COMMIT");
6118
6119 return $result;
6120 }
6121
6122 function print_labels_headlines_dropdown($link, $feed_id) {
6123 print "<option value=\"addLabel()\">".__("Create label...")."</option>";
6124
6125 $result = db_query($link, "SELECT id, caption FROM ttrss_labels2 WHERE
6126 owner_uid = '".$_SESSION["uid"]."' ORDER BY caption");
6127
6128 while ($line = db_fetch_assoc($result)) {
6129
6130 $label_id = $line["id"];
6131 $label_caption = $line["caption"];
6132 $id = $line["id"];
6133
6134 if ($feed_id < -10 && $feed_id == -11-$label_id) {
6135 print "<option id=\"LHDL-$id\"
6136 value=\"selectionRemoveLabel($label_id)\">".
6137 __('Remove:') . " $label_caption</option>";
6138 } else {
6139 print "<option id=\"LHDL-$id\"
6140 value=\"selectionAssignLabel($label_id)\">".
6141 __('Assign:') . " $label_caption</option>";
6142 }
6143 }
6144 }
6145
6146 function format_tags_string($tags, $id) {
6147
6148 $tags_str = "";
6149 $tags_nolinks_str = "";
6150
6151 $num_tags = 0;
6152
6153 /* if (get_user_theme($link) == "3pane") {
6154 $tag_limit = 3;
6155 } else {
6156 $tag_limit = 6;
6157 } */
6158
6159 $tag_limit = 6;
6160
6161 $formatted_tags = array();
6162
6163 foreach ($tags as $tag) {
6164 $num_tags++;
6165 $tag_escaped = str_replace("'", "\\'", $tag);
6166
6167 if (mb_strlen($tag) > 30) {
6168 $tag = truncate_string($tag, 30);
6169 }
6170
6171 $tag_str = "<a href=\"javascript:viewfeed('$tag_escaped')\">$tag</a>";
6172
6173 array_push($formatted_tags, $tag_str);
6174
6175 $tmp_tags_str = implode(", ", $formatted_tags);
6176
6177 if ($num_tags == $tag_limit || mb_strlen($tmp_tags_str) > 150) {
6178 break;
6179 }
6180 }
6181
6182 $tags_str = implode(", ", $formatted_tags);
6183
6184 if ($num_tags < count($tags)) {
6185 $tags_str .= ", &hellip;";
6186 }
6187
6188 if ($num_tags == 0) {
6189 $tags_str = __("no tags");
6190 }
6191
6192 return $tags_str;
6193
6194 }
6195
6196 function format_article_labels($labels, $id) {
6197
6198 $labels_str = "";
6199
6200 foreach ($labels as $l) {
6201 $labels_str .= sprintf("<span class='hlLabelRef'
6202 style='color : %s; background-color : %s'>%s</span>",
6203 $l[2], $l[3], $l[1]);
6204 }
6205
6206 return $labels_str;
6207
6208 }
6209
6210 function format_article_note($id, $note) {
6211
6212 $str = "<div class='articleNote' title=\"".__('edit note')."\"
6213 onclick=\"editArticleNote($id)\">$note</div>";
6214
6215 return $str;
6216 }
6217
6218 function toggle_collapse_cat($link, $cat_id, $mode) {
6219 if ($cat_id > 0) {
6220 $mode = bool_to_sql_bool($mode);
6221
6222 db_query($link, "UPDATE ttrss_feed_categories SET
6223 collapsed = $mode WHERE id = '$cat_id' AND owner_uid = " .
6224 $_SESSION["uid"]);
6225 } else {
6226 $pref_name = '';
6227
6228 switch ($cat_id) {
6229 case -1:
6230 $pref_name = '_COLLAPSED_SPECIAL';
6231 break;
6232 case -2:
6233 $pref_name = '_COLLAPSED_LABELS';
6234 break;
6235 case 0:
6236 $pref_name = '_COLLAPSED_UNCAT';
6237 break;
6238 }
6239
6240 if ($pref_name) {
6241 if ($mode) {
6242 set_pref($link, $pref_name, 'true');
6243 } else {
6244 set_pref($link, $pref_name, 'false');
6245 }
6246 }
6247 }
6248 }
6249
6250 function remove_feed($link, $id, $owner_uid) {
6251
6252 if ($id > 0) {
6253
6254 /* save starred articles in Archived feed */
6255
6256 db_query($link, "BEGIN");
6257
6258 /* prepare feed if necessary */
6259
6260 $result = db_query($link, "SELECT id FROM ttrss_archived_feeds
6261 WHERE id = '$id'");
6262
6263 if (db_num_rows($result) == 0) {
6264 db_query($link, "INSERT INTO ttrss_archived_feeds
6265 (id, owner_uid, title, feed_url, site_url)
6266 SELECT id, owner_uid, title, feed_url, site_url from ttrss_feeds
6267 WHERE id = '$id'");
6268 }
6269
6270 db_query($link, "UPDATE ttrss_user_entries SET feed_id = NULL,
6271 orig_feed_id = '$id' WHERE feed_id = '$id' AND
6272 marked = true AND owner_uid = $owner_uid");
6273
6274 /* Remove access key for the feed */
6275
6276 db_query($link, "DELETE FROM ttrss_access_keys WHERE
6277 feed_id = '$id' AND owner_uid = $owner_uid");
6278
6279 /* remove the feed */
6280
6281 db_query($link, "DELETE FROM ttrss_feeds
6282 WHERE id = '$id' AND owner_uid = $owner_uid");
6283
6284 db_query($link, "COMMIT");
6285
6286 /* if (file_exists(ICONS_DIR . "/$id.ico")) {
6287 unlink(ICONS_DIR . "/$id.ico");
6288 } */
6289
6290 ccache_remove($link, $id, $owner_uid);
6291
6292 } else {
6293 label_remove($link, -11-$id, $owner_uid);
6294 ccache_remove($link, -11-$id, $owner_uid);
6295 }
6296 }
6297
6298 function add_feed_category($link, $feed_cat) {
6299
6300 if (!$feed_cat) return false;
6301
6302 db_query($link, "BEGIN");
6303
6304 $result = db_query($link,
6305 "SELECT id FROM ttrss_feed_categories
6306 WHERE title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
6307
6308 if (db_num_rows($result) == 0) {
6309
6310 $result = db_query($link,
6311 "INSERT INTO ttrss_feed_categories (owner_uid,title)
6312 VALUES ('".$_SESSION["uid"]."', '$feed_cat')");
6313
6314 db_query($link, "COMMIT");
6315
6316 return true;
6317 }
6318
6319 return false;
6320 }
6321
6322 function remove_feed_category($link, $id, $owner_uid) {
6323
6324 db_query($link, "DELETE FROM ttrss_feed_categories
6325 WHERE id = '$id' AND owner_uid = $owner_uid");
6326
6327 ccache_remove($link, $id, $owner_uid, true);
6328 }
6329
6330 function archive_article($link, $id, $owner_uid) {
6331 db_query($link, "BEGIN");
6332
6333 $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries
6334 WHERE ref_id = '$id' AND owner_uid = $owner_uid");
6335
6336 if (db_num_rows($result) != 0) {
6337
6338 /* prepare the archived table */
6339
6340 $feed_id = (int) db_fetch_result($result, 0, "feed_id");
6341
6342 if ($feed_id) {
6343 $result = db_query($link, "SELECT id FROM ttrss_archived_feeds
6344 WHERE id = '$feed_id'");
6345
6346 if (db_num_rows($result) == 0) {
6347 db_query($link, "INSERT INTO ttrss_archived_feeds
6348 (id, owner_uid, title, feed_url, site_url)
6349 SELECT id, owner_uid, title, feed_url, site_url from ttrss_feeds
6350 WHERE id = '$feed_id'");
6351 }
6352
6353 db_query($link, "UPDATE ttrss_user_entries
6354 SET orig_feed_id = feed_id, feed_id = NULL
6355 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
6356 }
6357 }
6358
6359 db_query($link, "COMMIT");
6360 }
6361
6362 function getArticleFeed($link, $id) {
6363 $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries
6364 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
6365
6366 if (db_num_rows($result) != 0) {
6367 return db_fetch_result($result, 0, "feed_id");
6368 } else {
6369 return 0;
6370 }
6371 }
6372
6373 function make_url_from_parts($parts) {
6374 $url = $parts['scheme'] . '://' . $parts['host'];
6375
6376 if ($parts['path']) $url .= $parts['path'];
6377 if ($parts['query']) $url .= '?' . $parts['query'];
6378
6379 return $url;
6380 }
6381
6382 /**
6383 * Fixes incomplete URLs by prepending "http://".
6384 * Also replaces feed:// with http://, and
6385 * prepends a trailing slash if the url is a domain name only.
6386 *
6387 * @param string $url Possibly incomplete URL
6388 *
6389 * @return string Fixed URL.
6390 */
6391 function fix_url($url) {
6392 if (strpos($url, '://') === false) {
6393 $url = 'http://' . $url;
6394 } else if (substr($url, 0, 5) == 'feed:') {
6395 $url = 'http:' . substr($url, 5);
6396 }
6397
6398 //prepend slash if the URL has no slash in it
6399 // "http://www.example" -> "http://www.example/"
6400 if (strpos($url, '/', strpos($url, ':') + 3) === false) {
6401 $url .= '/';
6402 }
6403
6404 if ($url != "http:///")
6405 return $url;
6406 else
6407 return '';
6408 }
6409
6410 function validate_feed_url($url) {
6411 $parts = parse_url($url);
6412
6413 return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https');
6414
6415 }
6416
6417 function get_article_enclosures($link, $id) {
6418
6419 global $memcache;
6420
6421 $query = "SELECT * FROM ttrss_enclosures
6422 WHERE post_id = '$id' AND content_url != ''";
6423
6424 $obj_id = md5("ENCLOSURES:$id");
6425
6426 $rv = array();
6427
6428 if ($memcache && $obj = $memcache->get($obj_id)) {
6429 $rv = $obj;
6430 } else {
6431 $result = db_query($link, $query);
6432
6433 if (db_num_rows($result) > 0) {
6434 while ($line = db_fetch_assoc($result)) {
6435 array_push($rv, $line);
6436 }
6437 if ($memcache) $memcache->add($obj_id, $rv, 0, 3600);
6438 }
6439 }
6440
6441 return $rv;
6442 }
6443
6444 function api_get_feeds($link, $cat_id, $unread_only, $limit, $offset) {
6445
6446 $feeds = array();
6447
6448 /* Labels */
6449
6450 if ($cat_id == -4 || $cat_id == -2) {
6451 $counters = getLabelCounters($link, true);
6452
6453 foreach (array_values($counters) as $cv) {
6454
6455 $unread = $cv["counter"];
6456
6457 if ($unread || !$unread_only) {
6458
6459 $row = array(
6460 "id" => $cv["id"],
6461 "title" => $cv["description"],
6462 "unread" => $cv["counter"],
6463 "cat_id" => -2,
6464 );
6465
6466 array_push($feeds, $row);
6467 }
6468 }
6469 }
6470
6471 /* Virtual feeds */
6472
6473 if ($cat_id == -4 || $cat_id == -1) {
6474 foreach (array(-1, -2, -3, -4, 0) as $i) {
6475 $unread = getFeedUnread($link, $i);
6476
6477 if ($unread || !$unread_only) {
6478 $title = getFeedTitle($link, $i);
6479
6480 $row = array(
6481 "id" => $i,
6482 "title" => $title,
6483 "unread" => $unread,
6484 "cat_id" => -1,
6485 );
6486 array_push($feeds, $row);
6487 }
6488
6489 }
6490 }
6491
6492 /* Real feeds */
6493
6494 if ($limit) {
6495 $limit_qpart = "LIMIT $limit OFFSET $offset";
6496 } else {
6497 $limit_qpart = "";
6498 }
6499
6500 if ($cat_id == -4 || $cat_id == -3) {
6501 $result = db_query($link, "SELECT
6502 id, feed_url, cat_id, title, ".
6503 SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
6504 FROM ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"] .
6505 " ORDER BY cat_id, title " . $limit_qpart);
6506 } else {
6507
6508 if ($cat_id)
6509 $cat_qpart = "cat_id = '$cat_id'";
6510 else
6511 $cat_qpart = "cat_id IS NULL";
6512
6513 $result = db_query($link, "SELECT
6514 id, feed_url, cat_id, title, ".
6515 SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
6516 FROM ttrss_feeds WHERE
6517 $cat_qpart AND owner_uid = " . $_SESSION["uid"] .
6518 " ORDER BY cat_id, title " . $limit_qpart);
6519 }
6520
6521 while ($line = db_fetch_assoc($result)) {
6522
6523 $unread = getFeedUnread($link, $line["id"]);
6524
6525 $has_icon = feed_has_icon($line['id']);
6526
6527 if ($unread || !$unread_only) {
6528
6529 $row = array(
6530 "feed_url" => $line["feed_url"],
6531 "title" => $line["title"],
6532 "id" => (int)$line["id"],
6533 "unread" => (int)$unread,
6534 "has_icon" => $has_icon,
6535 "cat_id" => (int)$line["cat_id"],
6536 "last_updated" => strtotime($line["last_updated"])
6537 );
6538
6539 array_push($feeds, $row);
6540 }
6541 }
6542
6543 return $feeds;
6544 }
6545
6546 function api_get_headlines($link, $feed_id, $limit, $offset,
6547 $filter, $is_cat, $show_excerpt, $show_content, $view_mode, $order) {
6548
6549 /* do not rely on params below */
6550
6551 $search = db_escape_string($_REQUEST["search"]);
6552 $search_mode = db_escape_string($_REQUEST["search_mode"]);
6553 $match_on = db_escape_string($_REQUEST["match_on"]);
6554
6555 $qfh_ret = queryFeedHeadlines($link, $feed_id, $limit,
6556 $view_mode, $is_cat, $search, $search_mode, $match_on,
6557 $order, $offset);
6558
6559 $result = $qfh_ret[0];
6560 $feed_title = $qfh_ret[1];
6561
6562 $headlines = array();
6563
6564 while ($line = db_fetch_assoc($result)) {
6565 $is_updated = ($line["last_read"] == "" &&
6566 ($line["unread"] != "t" && $line["unread"] != "1"));
6567
6568 $headline_row = array(
6569 "id" => (int)$line["id"],
6570 "unread" => sql_bool_to_bool($line["unread"]),
6571 "marked" => sql_bool_to_bool($line["marked"]),
6572 "published" => sql_bool_to_bool($line["published"]),
6573 "updated" => strtotime($line["updated"]),
6574 "is_updated" => $is_updated,
6575 "title" => $line["title"],
6576 "link" => $line["link"],
6577 "feed_id" => $line["feed_id"],
6578 "tags" => get_article_tags($link, $line["id"]),
6579 );
6580
6581 if ($show_excerpt) {
6582 $excerpt = truncate_string(strip_tags($line["content_preview"]), 100);
6583 $headline_row["excerpt"] = $excerpt;
6584 }
6585
6586 if ($show_content) {
6587 $headline_row["content"] = $line["content_preview"];
6588 }
6589
6590 array_push($headlines, $headline_row);
6591 }
6592
6593 return $headlines;
6594 }
6595
6596 function generate_dashboard_feed($link) {
6597 print "<headlines id=\"-5\" is_cat=\"\">";
6598
6599 print "<toolbar><![CDATA[]]></toolbar>";
6600
6601 print '<content><![CDATA[';
6602
6603 print "<div class='whiteBox'>".__('No feed selected.');
6604
6605 print "<p class=\"small\"><span class=\"insensitive\">";
6606
6607 $result = db_query($link, "SELECT ".SUBSTRING_FOR_DATE."(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
6608 WHERE owner_uid = " . $_SESSION['uid']);
6609
6610 $last_updated = db_fetch_result($result, 0, "last_updated");
6611 $last_updated = make_local_datetime($link, $last_updated, false);
6612
6613 printf(__("Feeds last updated at %s"), $last_updated);
6614
6615 $result = db_query($link, "SELECT COUNT(id) AS num_errors
6616 FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ".$_SESSION["uid"]);
6617
6618 $num_errors = db_fetch_result($result, 0, "num_errors");
6619
6620 if ($num_errors > 0) {
6621 print "<br/>";
6622 print "<a class=\"insensitive\" href=\"#\" onclick=\"showFeedsWithErrors()\">".
6623 __('Some feeds have update errors (click for details)')."</a>";
6624 }
6625 print "</span></p>";
6626
6627 print "]]></content>";
6628 print "</headlines>";
6629
6630 print "<headlines-info><![CDATA[";
6631
6632 $info = array("count" => 0,
6633 "vgroup_last_feed" => '',
6634 "unread" => 0,
6635 "disable_cache" => true);
6636
6637 print json_encode($info);
6638
6639 print "]]></headlines-info>";
6640
6641 }
6642
6643 function save_email_address($link, $email) {
6644 // FIXME: implement persistent storage of emails
6645
6646 if (!$_SESSION['stored_emails'])
6647 $_SESSION['stored_emails'] = array();
6648
6649 if (!in_array($email, $_SESSION['stored_emails']))
6650 array_push($_SESSION['stored_emails'], $email);
6651 }
6652
6653 function update_feed_access_key($link, $feed_id, $is_cat, $owner_uid = false) {
6654 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
6655
6656 $sql_is_cat = bool_to_sql_bool($is_cat);
6657
6658 $result = db_query($link, "SELECT access_key FROM ttrss_access_keys
6659 WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
6660 AND owner_uid = " . $owner_uid);
6661
6662 if (db_num_rows($result) == 1) {
6663 $key = db_escape_string(sha1(uniqid(rand(), true)));
6664
6665 db_query($link, "UPDATE ttrss_access_keys SET access_key = '$key'
6666 WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
6667 AND owner_uid = " . $owner_uid);
6668
6669 return $key;
6670
6671 } else {
6672 return get_feed_access_key($link, $feed_id, $is_cat, $owner_uid);
6673 }
6674 }
6675
6676 function get_feed_access_key($link, $feed_id, $is_cat, $owner_uid = false) {
6677
6678 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
6679
6680 $sql_is_cat = bool_to_sql_bool($is_cat);
6681
6682 $result = db_query($link, "SELECT access_key FROM ttrss_access_keys
6683 WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
6684 AND owner_uid = " . $owner_uid);
6685
6686 if (db_num_rows($result) == 1) {
6687 return db_fetch_result($result, 0, "access_key");
6688 } else {
6689 $key = db_escape_string(sha1(uniqid(rand(), true)));
6690
6691 $result = db_query($link, "INSERT INTO ttrss_access_keys
6692 (access_key, feed_id, is_cat, owner_uid)
6693 VALUES ('$key', '$feed_id', $sql_is_cat, '$owner_uid')");
6694
6695 return $key;
6696 }
6697 return false;
6698 }
6699
6700 /**
6701 * Extracts RSS/Atom feed URLs from the given HTML URL.
6702 *
6703 * @param string $url HTML page URL
6704 *
6705 * @return array Array of feeds. Key is the full URL, value the title
6706 */
6707 function get_feeds_from_html($url)
6708 {
6709 $url = fix_url($url);
6710 $baseUrl = substr($url, 0, strrpos($url, '/') + 1);
6711
6712 libxml_use_internal_errors(true);
6713
6714 $doc = new DOMDocument();
6715 $doc->loadHTMLFile($url);
6716 $xpath = new DOMXPath($doc);
6717 $entries = $xpath->query('/html/head/link[@rel="alternate"]');
6718 $feedUrls = array();
6719 foreach ($entries as $entry) {
6720 if ($entry->hasAttribute('href')) {
6721 $title = $entry->getAttribute('title');
6722 if ($title == '') {
6723 $title = $entry->getAttribute('type');
6724 }
6725 $feedUrl = rewrite_relative_url(
6726 $baseUrl, $entry->getAttribute('href')
6727 );
6728 $feedUrls[$feedUrl] = $title;
6729 }
6730 }
6731 return $feedUrls;
6732 }
6733
6734 /**
6735 * Checks if the content behind the given URL is a HTML file
6736 *
6737 * @param string $url URL to check
6738 *
6739 * @return boolean True if the URL contains HTML content
6740 */
6741 function url_is_html($url) {
6742 $content = substr(fetch_file_contents($url, false), 0, 1000);
6743 if (stripos($content, '<html>') === false
6744 && stripos($content, '<html ') === false
6745 ) {
6746 return false;
6747 }
6748
6749 return true;
6750 }
6751
6752 function print_label_select($link, $name, $value, $attributes = "") {
6753
6754 $result = db_query($link, "SELECT caption FROM ttrss_labels2
6755 WHERE owner_uid = '".$_SESSION["uid"]."' ORDER BY caption");
6756
6757 print "<select default=\"$value\" name=\"" . htmlspecialchars($name) .
6758 "\" $attributes onchange=\"labelSelectOnChange(this)\" >";
6759
6760 while ($line = db_fetch_assoc($result)) {
6761
6762 $issel = ($line["caption"] == $value) ? "selected=\"1\"" : "";
6763
6764 print "<option value=\"".htmlspecialchars($line["caption"])."\"
6765 $issel>" . htmlspecialchars($line["caption"]) . "</option>";
6766
6767 }
6768
6769 # print "<option value=\"ADD_LABEL\">" .__("Add label...") . "</option>";
6770
6771 print "</select>";
6772
6773
6774 }
6775
6776 function print_article_enclosures($link, $id, $always_display_enclosures,
6777 $article_content) {
6778
6779 $result = get_article_enclosures($link, $id);
6780
6781 if (count($result) > 0) {
6782
6783 $entries_html = array();
6784 $entries = array();
6785
6786 foreach ($result as $line) {
6787
6788 $url = $line["content_url"];
6789 $ctype = $line["content_type"];
6790
6791 if (!$ctype) $ctype = __("unknown type");
6792
6793 $filename = substr($url, strrpos($url, "/")+1);
6794
6795 $entry = format_inline_player($link, $url, $ctype);
6796
6797 $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
6798 $filename . " (" . $ctype . ")" . "</a>";
6799
6800 array_push($entries_html, $entry);
6801
6802 $entry = array();
6803
6804 $entry["type"] = $ctype;
6805 $entry["filename"] = $filename;
6806 $entry["url"] = $url;
6807
6808 array_push($entries, $entry);
6809 }
6810
6811 print "<div class=\"postEnclosures\">";
6812
6813 if (!get_pref($link, "STRIP_IMAGES")) {
6814 if ($always_display_enclosures ||
6815 !preg_match("/<img/i", $article_content)) {
6816
6817 foreach ($entries as $entry) {
6818
6819 if (preg_match("/image/", $entry["type"]) ||
6820 preg_match("/\.(jpg|png|gif|bmp)/i", $entry["filename"])) {
6821
6822 print "<p><img
6823 alt=\"".htmlspecialchars($entry["filename"])."\"
6824 src=\"" .htmlspecialchars($entry["url"]) . "\"/></p>";
6825 }
6826 }
6827 }
6828 }
6829
6830 if (count($entries) == 1) {
6831 print __("Attachment:") . " ";
6832 } else {
6833 print __("Attachments:") . " ";
6834 }
6835
6836 print join(", ", $entries_html);
6837
6838 print "</div>";
6839 }
6840 }
6841
6842 function getLastArticleId($link) {
6843 $result = db_query($link, "SELECT MAX(ref_id) AS id FROM ttrss_user_entries
6844 WHERE owner_uid = " . $_SESSION["uid"]);
6845
6846 if (db_num_rows($result) == 1) {
6847 return db_fetch_result($result, 0, "id");
6848 } else {
6849 return -1;
6850 }
6851 }
6852
6853 function build_url($parts) {
6854 return $parts['scheme'] . "://" . $parts['host'] . $parts['path'];
6855 }
6856
6857 /**
6858 * Converts a (possibly) relative URL to a absolute one.
6859 *
6860 * @param string $url Base URL (i.e. from where the document is)
6861 * @param string $rel_url Possibly relative URL in the document
6862 *
6863 * @return string Absolute URL
6864 */
6865 function rewrite_relative_url($url, $rel_url) {
6866 if (strpos($rel_url, "://") !== false) {
6867 return $rel_url;
6868 } else if (strpos($rel_url, "/") === 0)
6869 {
6870 $parts = parse_url($url);
6871 $parts['path'] = $rel_url;
6872
6873 return build_url($parts);
6874
6875 } else {
6876 $parts = parse_url($url);
6877 if (!isset($parts['path'])) {
6878 $parts['path'] = '/';
6879 }
6880 $dir = $parts['path'];
6881 if (substr($dir, -1) !== '/') {
6882 $dir = dirname($parts['path']);
6883 $dir !== '/' && $dir .= '/';
6884 }
6885 $parts['path'] = $dir . $rel_url;
6886
6887 return build_url($parts);
6888 }
6889 }
6890
6891 function sphinx_search($query, $offset = 0, $limit = 30) {
6892 $sphinxClient = new SphinxClient();
6893
6894 $sphinxClient->SetServer('localhost', 9312);
6895 $sphinxClient->SetConnectTimeout(1);
6896
6897 $sphinxClient->SetFieldWeights(array('title' => 70, 'content' => 30,
6898 'feed_title' => 20));
6899
6900 $sphinxClient->SetMatchMode(SPH_MATCH_EXTENDED2);
6901 $sphinxClient->SetRankingMode(SPH_RANK_PROXIMITY_BM25);
6902 $sphinxClient->SetLimits($offset, $limit, 1000);
6903 $sphinxClient->SetArrayResult(false);
6904 $sphinxClient->SetFilter('owner_uid', array($_SESSION['uid']));
6905
6906 $result = $sphinxClient->Query($query, SPHINX_INDEX);
6907
6908 $ids = array();
6909
6910 if (is_array($result['matches'])) {
6911 foreach (array_keys($result['matches']) as $int_id) {
6912 $ref_id = $result['matches'][$int_id]['attrs']['ref_id'];
6913 array_push($ids, $ref_id);
6914 }
6915 }
6916
6917 return $ids;
6918 }
6919
6920 function cleanup_tags($link, $days = 14, $limit = 1000) {
6921
6922 if (DB_TYPE == "pgsql") {
6923 $interval_query = "date_updated < NOW() - INTERVAL '$days days'";
6924 } else if (DB_TYPE == "mysql") {
6925 $interval_query = "date_updated < DATE_SUB(NOW(), INTERVAL $days DAY)";
6926 }
6927
6928 $tags_deleted = 0;
6929
6930 while ($limit > 0) {
6931 $limit_part = 500;
6932
6933 $query = "SELECT ttrss_tags.id AS id
6934 FROM ttrss_tags, ttrss_user_entries, ttrss_entries
6935 WHERE post_int_id = int_id AND $interval_query AND
6936 ref_id = ttrss_entries.id AND tag_cache != '' LIMIT $limit_part";
6937
6938 $result = db_query($link, $query);
6939
6940 $ids = array();
6941
6942 while ($line = db_fetch_assoc($result)) {
6943 array_push($ids, $line['id']);
6944 }
6945
6946 if (count($ids) > 0) {
6947 $ids = join(",", $ids);
6948 print ".";
6949
6950 $tmp_result = db_query($link, "DELETE FROM ttrss_tags WHERE id IN ($ids)");
6951 $tags_deleted += db_affected_rows($link, $tmp_result);
6952 } else {
6953 break;
6954 }
6955
6956 $limit -= $limit_part;
6957 }
6958
6959 print "\n";
6960
6961 return $tags_deleted;
6962 }
6963
6964 function feedlist_init_cat($link, $cat_id, $hidden = false) {
6965 $obj = array();
6966 $cat_id = (int) $cat_id;
6967
6968 if ($cat_id > 0) {
6969 $cat_unread = ccache_find($link, $cat_id, $_SESSION["uid"], true);
6970 } else if ($cat_id == 0 || $cat_id == -2) {
6971 $cat_unread = getCategoryUnread($link, $cat_id);
6972 }
6973
6974 $obj['id'] = 'CAT:' . $cat_id;
6975 $obj['items'] = array();
6976 $obj['name'] = getCategoryTitle($link, $cat_id);
6977 $obj['type'] = 'feed';
6978 $obj['unread'] = (int) $cat_unread;
6979 $obj['hidden'] = $hidden;
6980 $obj['bare_id'] = $cat_id;
6981
6982 return $obj;
6983 }
6984
6985 function feedlist_init_feed($link, $feed_id, $title = false, $unread = false, $error = '', $updated = '') {
6986 $obj = array();
6987 $feed_id = (int) $feed_id;
6988
6989 if (!$title)
6990 $title = getFeedTitle($link, $feed_id, false);
6991
6992 if ($unread === false)
6993 $unread = getFeedUnread($link, $feed_id, false);
6994
6995 $obj['id'] = 'FEED:' . $feed_id;
6996 $obj['name'] = $title;
6997 $obj['unread'] = (int) $unread;
6998 $obj['type'] = 'feed';
6999 $obj['error'] = $error;
7000 $obj['updated'] = $updated;
7001 $obj['icon'] = getFeedIcon($feed_id);
7002 $obj['bare_id'] = $feed_id;
7003
7004 return $obj;
7005 }
7006
7007 function fetch_twitter_rss($link, $url, $owner_uid) {
7008 $result = db_query($link, "SELECT twitter_oauth FROM ttrss_users
7009 WHERE id = $owner_uid");
7010
7011 $access_token = json_decode(db_fetch_result($result, 0, 'twitter_oauth'), true);
7012
7013 if ($access_token) {
7014
7015 /* Create a TwitterOauth object with consumer/user tokens. */
7016 $connection = new TwitterOAuth(CONSUMER_KEY, CONSUMER_SECRET, $access_token['oauth_token'], $access_token['oauth_token_secret']);
7017
7018 /* If method is set change API call made. Test is called by default. */
7019 $content = $connection->get($url);
7020
7021 $rss = new MagpieRSS($content, MAGPIE_OUTPUT_ENCODING,
7022 MAGPIE_INPUT_ENCODING, MAGPIE_DETECT_ENCODING );
7023
7024 return $rss;
7025 } else {
7026 return false;
7027 }
7028 }
7029
7030 function print_user_stylesheet($link) {
7031 $value = get_pref($link, 'USER_STYLESHEET');
7032
7033 if ($value) {
7034 print "<style type=\"text/css\">";
7035 print $value;
7036 print "</style>";
7037 }
7038
7039 }
7040
7041 function rewrite_urls($line) {
7042 global $url_regex;
7043
7044 $urls = null;
7045
7046 $result = preg_replace("/((?<!=.)((http|https|ftp)+):\/\/[^ ,!]+)/i",
7047 "<a target=\"_blank\" href=\"\\1\">\\1</a>", $line);
7048
7049 return $result;
7050 }
7051
7052 ?>
web-based news feed (RSS/Atom) reader and aggregator; see https://tt-rss.org/