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fix tmhOAuth missing query parameters (closes #416)
[tt-rss.git] / include / functions.php
1 <?php
2 date_default_timezone_set('UTC');
3 if (defined('E_DEPRECATED')) {
4 error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED);
5 } else {
6 error_reporting(E_ALL & ~E_NOTICE);
7 }
8
9 require_once 'config.php';
10
11 if (DB_TYPE == "pgsql") {
12 define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE');
13 } else {
14 define('SUBSTRING_FOR_DATE', 'SUBSTRING');
15 }
16
17 define('THEME_VERSION_REQUIRED', 1.1);
18
19 /**
20 * Return available translations names.
21 *
22 * @access public
23 * @return array A array of available translations.
24 */
25 function get_translations() {
26 $tr = array(
27 "auto" => "Detect automatically",
28 "ca_CA" => "Català",
29 "en_US" => "English",
30 "es_ES" => "Español",
31 "de_DE" => "Deutsch",
32 "fr_FR" => "Français",
33 "hu_HU" => "Magyar (Hungarian)",
34 "it_IT" => "Italiano",
35 "ja_JP" => "日本語 (Japanese)",
36 "nb_NO" => "Norwegian bokmål",
37 "ru_RU" => "Русский",
38 "pt_BR" => "Portuguese/Brazil",
39 "zh_CN" => "Simplified Chinese");
40
41 return $tr;
42 }
43
44 require_once "lib/accept-to-gettext.php";
45 require_once "lib/gettext/gettext.inc";
46
47 function startup_gettext() {
48
49 # Get locale from Accept-Language header
50 $lang = al2gt(array_keys(get_translations()), "text/html");
51
52 if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
53 $lang = _TRANSLATION_OVERRIDE_DEFAULT;
54 }
55
56 if ($_COOKIE["ttrss_lang"] && $_COOKIE["ttrss_lang"] != "auto") {
57 $lang = $_COOKIE["ttrss_lang"];
58 }
59
60 /* In login action of mobile version */
61 if ($_POST["language"] && defined('MOBILE_VERSION')) {
62 $lang = $_POST["language"];
63 $_COOKIE["ttrss_lang"] = $lang;
64 }
65
66 if ($lang) {
67 if (defined('LC_MESSAGES')) {
68 _setlocale(LC_MESSAGES, $lang);
69 } else if (defined('LC_ALL')) {
70 _setlocale(LC_ALL, $lang);
71 }
72
73 if (defined('MOBILE_VERSION')) {
74 _bindtextdomain("messages", "../locale");
75 } else {
76 _bindtextdomain("messages", "locale");
77 }
78
79 _textdomain("messages");
80 _bind_textdomain_codeset("messages", "UTF-8");
81 }
82 }
83
84 startup_gettext();
85
86 if (defined('MEMCACHE_SERVER')) {
87 $memcache = new Memcache;
88 $memcache->connect(MEMCACHE_SERVER, 11211);
89 }
90
91 require_once 'db-prefs.php';
92 require_once 'version.php';
93
94 define('MAGPIE_OUTPUT_ENCODING', 'UTF-8');
95
96 define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . VERSION . ' (http://tt-rss.org/)');
97 define('MAGPIE_USER_AGENT', SELF_USER_AGENT);
98
99 ini_set('user_agent', SELF_USER_AGENT);
100
101 require_once 'lib/pubsubhubbub/publisher.php';
102
103 $purifier = false;
104
105 $tz_offset = -1;
106 $utc_tz = new DateTimeZone('UTC');
107 $schema_version = false;
108
109 /**
110 * Print a timestamped debug message.
111 *
112 * @param string $msg The debug message.
113 * @return void
114 */
115 function _debug($msg) {
116 $ts = strftime("%H:%M:%S", time());
117 if (function_exists('posix_getpid')) {
118 $ts = "$ts/" . posix_getpid();
119 }
120 print "[$ts] $msg\n";
121 } // function _debug
122
123 /**
124 * Purge a feed old posts.
125 *
126 * @param mixed $link A database connection.
127 * @param mixed $feed_id The id of the purged feed.
128 * @param mixed $purge_interval Olderness of purged posts.
129 * @param boolean $debug Set to True to enable the debug. False by default.
130 * @access public
131 * @return void
132 */
133 function purge_feed($link, $feed_id, $purge_interval, $debug = false) {
134
135 if (!$purge_interval) $purge_interval = feed_purge_interval($link, $feed_id);
136
137 $rows = -1;
138
139 $result = db_query($link,
140 "SELECT owner_uid FROM ttrss_feeds WHERE id = '$feed_id'");
141
142 $owner_uid = false;
143
144 if (db_num_rows($result) == 1) {
145 $owner_uid = db_fetch_result($result, 0, "owner_uid");
146 }
147
148 if ($purge_interval == -1 || !$purge_interval) {
149 if ($owner_uid) {
150 ccache_update($link, $feed_id, $owner_uid);
151 }
152 return;
153 }
154
155 if (!$owner_uid) return;
156
157 if (FORCE_ARTICLE_PURGE == 0) {
158 $purge_unread = get_pref($link, "PURGE_UNREAD_ARTICLES",
159 $owner_uid, false);
160 } else {
161 $purge_unread = true;
162 $purge_interval = FORCE_ARTICLE_PURGE;
163 }
164
165 if (!$purge_unread) $query_limit = " unread = false AND ";
166
167 if (DB_TYPE == "pgsql") {
168 $pg_version = get_pgsql_version($link);
169
170 if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) {
171
172 $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
173 ttrss_entries.id = ref_id AND
174 marked = false AND
175 feed_id = '$feed_id' AND
176 $query_limit
177 ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
178
179 } else {
180
181 $result = db_query($link, "DELETE FROM ttrss_user_entries
182 USING ttrss_entries
183 WHERE ttrss_entries.id = ref_id AND
184 marked = false AND
185 feed_id = '$feed_id' AND
186 $query_limit
187 ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
188 }
189
190 $rows = pg_affected_rows($result);
191
192 } else {
193
194 /* $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
195 marked = false AND feed_id = '$feed_id' AND
196 (SELECT date_updated FROM ttrss_entries WHERE
197 id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */
198
199 $result = db_query($link, "DELETE FROM ttrss_user_entries
200 USING ttrss_user_entries, ttrss_entries
201 WHERE ttrss_entries.id = ref_id AND
202 marked = false AND
203 feed_id = '$feed_id' AND
204 $query_limit
205 ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
206
207 $rows = mysql_affected_rows($link);
208
209 }
210
211 ccache_update($link, $feed_id, $owner_uid);
212
213 if ($debug) {
214 _debug("Purged feed $feed_id ($purge_interval): deleted $rows articles");
215 }
216 } // function purge_feed
217
218 function feed_purge_interval($link, $feed_id) {
219
220 $result = db_query($link, "SELECT purge_interval, owner_uid FROM ttrss_feeds
221 WHERE id = '$feed_id'");
222
223 if (db_num_rows($result) == 1) {
224 $purge_interval = db_fetch_result($result, 0, "purge_interval");
225 $owner_uid = db_fetch_result($result, 0, "owner_uid");
226
227 if ($purge_interval == 0) $purge_interval = get_pref($link,
228 'PURGE_OLD_DAYS', $owner_uid);
229
230 return $purge_interval;
231
232 } else {
233 return -1;
234 }
235 }
236
237 function purge_orphans($link, $do_output = false) {
238
239 // purge orphaned posts in main content table
240 $result = db_query($link, "DELETE FROM ttrss_entries WHERE
241 (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
242
243 if ($do_output) {
244 $rows = db_affected_rows($link, $result);
245 _debug("Purged $rows orphaned posts.");
246 }
247 }
248
249 function get_feed_update_interval($link, $feed_id) {
250 $result = db_query($link, "SELECT owner_uid, update_interval FROM
251 ttrss_feeds WHERE id = '$feed_id'");
252
253 if (db_num_rows($result) == 1) {
254 $update_interval = db_fetch_result($result, 0, "update_interval");
255 $owner_uid = db_fetch_result($result, 0, "owner_uid");
256
257 if ($update_interval != 0) {
258 return $update_interval;
259 } else {
260 return get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $owner_uid, false);
261 }
262
263 } else {
264 return -1;
265 }
266 }
267
268 function fetch_file_contents($url, $type = false, $login = false, $pass = false, $post_query = false) {
269 $login = urlencode($login);
270 $pass = urlencode($pass);
271
272 if (function_exists('curl_init') && !ini_get("open_basedir")) {
273 $ch = curl_init($url);
274
275 curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 15);
276 curl_setopt($ch, CURLOPT_TIMEOUT, 45);
277 curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
278 curl_setopt($ch, CURLOPT_MAXREDIRS, 20);
279 curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
280 curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
281 curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
282 curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
283 curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
284 curl_setopt($ch, CURLOPT_ENCODING , "gzip");
285
286 if ($post_query) {
287 curl_setopt($ch, CURLOPT_POST, true);
288 curl_setopt($ch, CURLOPT_POSTFIELDS, $post_query);
289 }
290
291 if ($login && $pass)
292 curl_setopt($ch, CURLOPT_USERPWD, "$login:$pass");
293
294 $contents = @curl_exec($ch);
295
296 if ($contents === false) {
297 curl_close($ch);
298 return false;
299 }
300
301 $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
302 $content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
303 curl_close($ch);
304
305 if ($http_code != 200 || $type && strpos($content_type, "$type") === false) {
306 return false;
307 }
308
309 return $contents;
310 } else {
311 if ($login && $pass ){
312 $url_parts = array();
313
314 preg_match("/(^[^:]*):\/\/(.*)/", $url, $url_parts);
315
316 if ($url_parts[1] && $url_parts[2]) {
317 $url = $url_parts[1] . "://$login:$pass@" . $url_parts[2];
318 }
319 }
320
321 return @file_get_contents($url);
322 }
323
324 }
325
326 /**
327 * Try to determine the favicon URL for a feed.
328 * adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/)
329 * http://dev.wp-plugins.org/file/favatars/trunk/favatars.php
330 *
331 * @param string $url A feed or page URL
332 * @access public
333 * @return mixed The favicon URL, or false if none was found.
334 */
335 function get_favicon_url($url) {
336
337 $favicon_url = false;
338
339 if ($html = @fetch_file_contents($url)) {
340
341 libxml_use_internal_errors(true);
342
343 $doc = new DOMDocument();
344 $doc->loadHTML($html);
345 $xpath = new DOMXPath($doc);
346
347 $base = $xpath->query('/html/head/base');
348 foreach ($base as $b) {
349 $url = $b->getAttribute("href");
350 break;
351 }
352
353 $entries = $xpath->query('/html/head/link[@rel="shortcut icon" or @rel="icon"]');
354 if (count($entries) > 0) {
355 foreach ($entries as $entry) {
356 $favicon_url = rewrite_relative_url($url, $entry->getAttribute("href"));
357 break;
358 }
359 }
360 }
361
362 if (!$favicon_url)
363 $favicon_url = rewrite_relative_url($url, "/favicon.ico");
364
365 return $favicon_url;
366 } // function get_favicon_url
367
368 function check_feed_favicon($site_url, $feed, $link) {
369 # print "FAVICON [$site_url]: $favicon_url\n";
370
371 $icon_file = ICONS_DIR . "/$feed.ico";
372
373 if (!file_exists($icon_file)) {
374 $favicon_url = get_favicon_url($site_url);
375
376 if ($favicon_url) {
377 $contents = fetch_file_contents($favicon_url, "image");
378
379 if ($contents) {
380 $fp = @fopen($icon_file, "w");
381
382 if ($fp) {
383 fwrite($fp, $contents);
384 fclose($fp);
385 chmod($icon_file, 0644);
386 }
387 }
388 }
389 }
390 }
391
392 function print_select($id, $default, $values, $attributes = "") {
393 print "<select name=\"$id\" id=\"$id\" $attributes>";
394 foreach ($values as $v) {
395 if ($v == $default)
396 $sel = "selected=\"1\"";
397 else
398 $sel = "";
399
400 print "<option value=\"$v\" $sel>$v</option>";
401 }
402 print "</select>";
403 }
404
405 function print_select_hash($id, $default, $values, $attributes = "") {
406 print "<select name=\"$id\" id='$id' $attributes>";
407 foreach (array_keys($values) as $v) {
408 if ($v == $default)
409 $sel = 'selected="selected"';
410 else
411 $sel = "";
412
413 print "<option $sel value=\"$v\">".$values[$v]."</option>";
414 }
415
416 print "</select>";
417 }
418
419 function get_article_filters($filters, $title, $content, $link, $timestamp, $author, $tags) {
420 $matches = array();
421
422 if ($filters["title"]) {
423 foreach ($filters["title"] as $filter) {
424 $reg_exp = $filter["reg_exp"];
425 $inverse = $filter["inverse"];
426 if ((!$inverse && @preg_match("/$reg_exp/i", $title)) ||
427 ($inverse && !@preg_match("/$reg_exp/i", $title))) {
428
429 array_push($matches, array($filter["action"], $filter["action_param"]));
430 }
431 }
432 }
433
434 if ($filters["content"]) {
435 foreach ($filters["content"] as $filter) {
436 $reg_exp = $filter["reg_exp"];
437 $inverse = $filter["inverse"];
438
439 if ((!$inverse && @preg_match("/$reg_exp/i", $content)) ||
440 ($inverse && !@preg_match("/$reg_exp/i", $content))) {
441
442 array_push($matches, array($filter["action"], $filter["action_param"]));
443 }
444 }
445 }
446
447 if ($filters["both"]) {
448 foreach ($filters["both"] as $filter) {
449 $reg_exp = $filter["reg_exp"];
450 $inverse = $filter["inverse"];
451
452 if ($inverse) {
453 if (!@preg_match("/$reg_exp/i", $title) && !preg_match("/$reg_exp/i", $content)) {
454 array_push($matches, array($filter["action"], $filter["action_param"]));
455 }
456 } else {
457 if (@preg_match("/$reg_exp/i", $title) || preg_match("/$reg_exp/i", $content)) {
458 array_push($matches, array($filter["action"], $filter["action_param"]));
459 }
460 }
461 }
462 }
463
464 if ($filters["link"]) {
465 $reg_exp = $filter["reg_exp"];
466 foreach ($filters["link"] as $filter) {
467 $reg_exp = $filter["reg_exp"];
468 $inverse = $filter["inverse"];
469
470 if ((!$inverse && @preg_match("/$reg_exp/i", $link)) ||
471 ($inverse && !@preg_match("/$reg_exp/i", $link))) {
472
473 array_push($matches, array($filter["action"], $filter["action_param"]));
474 }
475 }
476 }
477
478 if ($filters["date"]) {
479 $reg_exp = $filter["reg_exp"];
480 foreach ($filters["date"] as $filter) {
481 $date_modifier = $filter["filter_param"];
482 $inverse = $filter["inverse"];
483 $check_timestamp = strtotime($filter["reg_exp"]);
484
485 # no-op when timestamp doesn't parse to prevent misfires
486
487 if ($check_timestamp) {
488 $match_ok = false;
489
490 if ($date_modifier == "before" && $timestamp < $check_timestamp ||
491 $date_modifier == "after" && $timestamp > $check_timestamp) {
492 $match_ok = true;
493 }
494
495 if ($inverse) $match_ok = !$match_ok;
496
497 if ($match_ok) {
498 array_push($matches, array($filter["action"], $filter["action_param"]));
499 }
500 }
501 }
502 }
503
504 if ($filters["author"]) {
505 foreach ($filters["author"] as $filter) {
506 $reg_exp = $filter["reg_exp"];
507 $inverse = $filter["inverse"];
508 if ((!$inverse && @preg_match("/$reg_exp/i", $author)) ||
509 ($inverse && !@preg_match("/$reg_exp/i", $author))) {
510
511 array_push($matches, array($filter["action"], $filter["action_param"]));
512 }
513 }
514 }
515
516 if ($filters["tag"]) {
517
518 $tag_string = join(",", $tags);
519
520 foreach ($filters["tag"] as $filter) {
521 $reg_exp = $filter["reg_exp"];
522 $inverse = $filter["inverse"];
523
524 if ((!$inverse && @preg_match("/$reg_exp/i", $tag_string)) ||
525 ($inverse && !@preg_match("/$reg_exp/i", $tag_string))) {
526
527 array_push($matches, array($filter["action"], $filter["action_param"]));
528 }
529 }
530 }
531
532
533 return $matches;
534 }
535
536 function find_article_filter($filters, $filter_name) {
537 foreach ($filters as $f) {
538 if ($f[0] == $filter_name) {
539 return $f;
540 };
541 }
542 return false;
543 }
544
545 function calculate_article_score($filters) {
546 $score = 0;
547
548 foreach ($filters as $f) {
549 if ($f[0] == "score") {
550 $score += $f[1];
551 };
552 }
553 return $score;
554 }
555
556 function assign_article_to_labels($link, $id, $filters, $owner_uid) {
557 foreach ($filters as $f) {
558 if ($f[0] == "label") {
559 label_add_article($link, $id, $f[1], $owner_uid);
560 };
561 }
562 }
563
564 function getmicrotime() {
565 list($usec, $sec) = explode(" ",microtime());
566 return ((float)$usec + (float)$sec);
567 }
568
569 function print_radio($id, $default, $true_is, $values, $attributes = "") {
570 foreach ($values as $v) {
571
572 if ($v == $default)
573 $sel = "checked";
574 else
575 $sel = "";
576
577 if ($v == $true_is) {
578 $sel .= " value=\"1\"";
579 } else {
580 $sel .= " value=\"0\"";
581 }
582
583 print "<input class=\"noborder\" dojoType=\"dijit.form.RadioButton\"
584 type=\"radio\" $sel $attributes name=\"$id\">&nbsp;$v&nbsp;";
585
586 }
587 }
588
589 function initialize_user_prefs($link, $uid, $profile = false) {
590
591 $uid = db_escape_string($uid);
592
593 if (!$profile) {
594 $profile = "NULL";
595 $profile_qpart = "AND profile IS NULL";
596 } else {
597 $profile_qpart = "AND profile = '$profile'";
598 }
599
600 if (get_schema_version($link) < 63) $profile_qpart = "";
601
602 db_query($link, "BEGIN");
603
604 $result = db_query($link, "SELECT pref_name,def_value FROM ttrss_prefs");
605
606 $u_result = db_query($link, "SELECT pref_name
607 FROM ttrss_user_prefs WHERE owner_uid = '$uid' $profile_qpart");
608
609 $active_prefs = array();
610
611 while ($line = db_fetch_assoc($u_result)) {
612 array_push($active_prefs, $line["pref_name"]);
613 }
614
615 while ($line = db_fetch_assoc($result)) {
616 if (array_search($line["pref_name"], $active_prefs) === FALSE) {
617 // print "adding " . $line["pref_name"] . "<br>";
618
619 if (get_schema_version($link) < 63) {
620 db_query($link, "INSERT INTO ttrss_user_prefs
621 (owner_uid,pref_name,value) VALUES
622 ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
623
624 } else {
625 db_query($link, "INSERT INTO ttrss_user_prefs
626 (owner_uid,pref_name,value, profile) VALUES
627 ('$uid', '".$line["pref_name"]."','".$line["def_value"]."', $profile)");
628 }
629
630 }
631 }
632
633 db_query($link, "COMMIT");
634
635 }
636
637 function get_ssl_certificate_id() {
638 if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"]) {
639 return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] .
640 $_SERVER["REDIRECT_SSL_CLIENT_V_START"] .
641 $_SERVER["REDIRECT_SSL_CLIENT_V_END"] .
642 $_SERVER["REDIRECT_SSL_CLIENT_S_DN"]);
643 }
644 return "";
645 }
646
647 function get_login_by_ssl_certificate($link) {
648
649 $cert_serial = db_escape_string(get_ssl_certificate_id());
650
651 if ($cert_serial) {
652 $result = db_query($link, "SELECT login FROM ttrss_user_prefs, ttrss_users
653 WHERE pref_name = 'SSL_CERT_SERIAL' AND value = '$cert_serial' AND
654 owner_uid = ttrss_users.id");
655
656 if (db_num_rows($result) != 0) {
657 return db_escape_string(db_fetch_result($result, 0, "login"));
658 }
659 }
660
661 return "";
662 }
663
664 function get_remote_user($link) {
665
666 if (defined('ALLOW_REMOTE_USER_AUTH') && ALLOW_REMOTE_USER_AUTH) {
667 return db_escape_string($_SERVER["REMOTE_USER"]);
668 }
669
670 return db_escape_string(get_login_by_ssl_certificate($link));
671 }
672
673 function get_remote_fakepass($link) {
674 if (get_remote_user($link))
675 return "******";
676 else
677 return "";
678 }
679
680 function authenticate_user($link, $login, $password, $force_auth = false) {
681
682 if (!SINGLE_USER_MODE) {
683
684 $pwd_hash1 = encrypt_password($password);
685 $pwd_hash2 = encrypt_password($password, $login);
686 $login = db_escape_string($login);
687
688 $remote_user = get_remote_user($link);
689
690 if ($remote_user && $remote_user == $login && $login != "admin") {
691
692 $login = $remote_user;
693
694 $query = "SELECT id,login,access_level,pwd_hash
695 FROM ttrss_users WHERE
696 login = '$login'";
697
698 if (defined('AUTO_CREATE_USER') && AUTO_CREATE_USER
699 && $_SERVER["REMOTE_USER"]) {
700 $result = db_query($link, $query);
701
702 // First login ?
703 if (db_num_rows($result) == 0) {
704 $pwd_hash = encrypt_password(make_password(), $login);
705
706 $query2 = "INSERT INTO ttrss_users
707 (login,access_level,last_login,created,pwd_hash)
708 VALUES ('$login', 0, null, NOW(), '$pwd_hash')";
709 db_query($link, $query2);
710 }
711 }
712
713 } else {
714 $query = "SELECT id,login,access_level,pwd_hash
715 FROM ttrss_users WHERE
716 login = '$login' AND (pwd_hash = '$pwd_hash1' OR
717 pwd_hash = '$pwd_hash2')";
718 }
719
720 $result = db_query($link, $query);
721
722 if (db_num_rows($result) == 1) {
723 $_SESSION["uid"] = db_fetch_result($result, 0, "id");
724 $_SESSION["name"] = db_fetch_result($result, 0, "login");
725 $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
726 $_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
727
728 db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
729 $_SESSION["uid"]);
730
731
732 // LemonLDAP can send user informations via HTTP HEADER
733 if (defined('AUTO_CREATE_USER') && AUTO_CREATE_USER){
734 // update user name
735 $fullname = $_SERVER['HTTP_USER_NAME'] ? $_SERVER['HTTP_USER_NAME'] : $_SERVER['AUTHENTICATE_CN'];
736 if ($fullname){
737 $fullname = db_escape_string($fullname);
738 db_query($link, "UPDATE ttrss_users SET full_name = '$fullname' WHERE id = " .
739 $_SESSION["uid"]);
740 }
741 // update user mail
742 $email = $_SERVER['HTTP_USER_MAIL'] ? $_SERVER['HTTP_USER_MAIL'] : $_SERVER['AUTHENTICATE_MAIL'];
743 if ($email){
744 $email = db_escape_string($email);
745 db_query($link, "UPDATE ttrss_users SET email = '$email' WHERE id = " .
746 $_SESSION["uid"]);
747 }
748 }
749
750 $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
751 $_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash");
752
753 $_SESSION["last_version_check"] = time();
754
755 initialize_user_prefs($link, $_SESSION["uid"]);
756
757 return true;
758 }
759
760 return false;
761
762 } else {
763
764 $_SESSION["uid"] = 1;
765 $_SESSION["name"] = "admin";
766
767 $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
768
769 initialize_user_prefs($link, $_SESSION["uid"]);
770
771 return true;
772 }
773 }
774
775 function make_password($length = 8) {
776
777 $password = "";
778 $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ";
779
780 $i = 0;
781
782 while ($i < $length) {
783 $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
784
785 if (!strstr($password, $char)) {
786 $password .= $char;
787 $i++;
788 }
789 }
790 return $password;
791 }
792
793 // this is called after user is created to initialize default feeds, labels
794 // or whatever else
795
796 // user preferences are checked on every login, not here
797
798 function initialize_user($link, $uid) {
799
800 db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
801 values ('$uid', 'Tiny Tiny RSS: New Releases',
802 'http://tt-rss.org/releases.rss')");
803
804 db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
805 values ('$uid', 'Tiny Tiny RSS: Forum',
806 'http://tt-rss.org/forum/rss.php')");
807 }
808
809 function logout_user() {
810 session_destroy();
811 if (isset($_COOKIE[session_name()])) {
812 setcookie(session_name(), '', time()-42000, '/');
813 }
814 }
815
816 function validate_csrf($csrf_token) {
817 return $csrf_token == $_SESSION['csrf_token'];
818 }
819
820 function validate_session($link) {
821 if (SINGLE_USER_MODE) return true;
822
823 $check_ip = $_SESSION['ip_address'];
824
825 switch (SESSION_CHECK_ADDRESS) {
826 case 0:
827 $check_ip = '';
828 break;
829 case 1:
830 $check_ip = substr($check_ip, 0, strrpos($check_ip, '.')+1);
831 break;
832 case 2:
833 $check_ip = substr($check_ip, 0, strrpos($check_ip, '.'));
834 $check_ip = substr($check_ip, 0, strrpos($check_ip, '.')+1);
835 break;
836 };
837
838 if ($check_ip && strpos($_SERVER['REMOTE_ADDR'], $check_ip) !== 0) {
839 $_SESSION["login_error_msg"] =
840 __("Session failed to validate (incorrect IP)");
841 return false;
842 }
843
844 if ($_SESSION["ref_schema_version"] != get_schema_version($link, true))
845 return false;
846
847 if ($_SESSION["uid"]) {
848
849 $result = db_query($link,
850 "SELECT pwd_hash FROM ttrss_users WHERE id = '".$_SESSION["uid"]."'");
851
852 $pwd_hash = db_fetch_result($result, 0, "pwd_hash");
853
854 if ($pwd_hash != $_SESSION["pwd_hash"]) {
855 return false;
856 }
857 }
858
859 /* if ($_SESSION["cookie_lifetime"] && $_SESSION["uid"]) {
860
861 //print_r($_SESSION);
862
863 if (time() > $_SESSION["cookie_lifetime"]) {
864 return false;
865 }
866 } */
867
868 return true;
869 }
870
871 function login_sequence($link, $mobile = false) {
872 $_SESSION["prefs_cache"] = array();
873
874 if (!SINGLE_USER_MODE) {
875
876 $login_action = $_POST["login_action"];
877
878 # try to authenticate user if called from login form
879 if ($login_action == "do_login") {
880 $login = db_escape_string($_POST["login"]);
881 $password = $_POST["password"];
882 $remember_me = $_POST["remember_me"];
883
884 if (authenticate_user($link, $login, $password)) {
885 $_POST["password"] = "";
886
887 $_SESSION["language"] = $_POST["language"];
888 $_SESSION["ref_schema_version"] = get_schema_version($link, true);
889 $_SESSION["bw_limit"] = !!$_POST["bw_limit"];
890
891 if ($_POST["profile"]) {
892
893 $profile = db_escape_string($_POST["profile"]);
894
895 $result = db_query($link, "SELECT id FROM ttrss_settings_profiles
896 WHERE id = '$profile' AND owner_uid = " . $_SESSION["uid"]);
897
898 if (db_num_rows($result) != 0) {
899 $_SESSION["profile"] = $profile;
900 $_SESSION["prefs_cache"] = array();
901 }
902 }
903
904 if ($_REQUEST['return']) {
905 header("Location: " . $_REQUEST['return']);
906 } else {
907 header("Location: " . $_SERVER["REQUEST_URI"]);
908 }
909
910 exit;
911
912 return;
913 } else {
914 $_SESSION["login_error_msg"] = __("Incorrect username or password");
915 }
916 }
917
918 if (!$_SESSION["uid"] || !validate_session($link)) {
919
920 if (get_remote_user($link) && AUTO_LOGIN) {
921 authenticate_user($link, get_remote_user($link), null);
922 $_SESSION["ref_schema_version"] = get_schema_version($link, true);
923 } else {
924 render_login_form($link, $mobile);
925 //header("Location: login.php");
926 exit;
927 }
928 } else {
929 /* bump login timestamp */
930 db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
931 $_SESSION["uid"]);
932
933 if ($_SESSION["language"] && SESSION_COOKIE_LIFETIME > 0) {
934 setcookie("ttrss_lang", $_SESSION["language"],
935 time() + SESSION_COOKIE_LIFETIME);
936 }
937
938 // try to remove possible duplicates from feed counter cache
939 // ccache_cleanup($link, $_SESSION["uid"]);
940 }
941
942 } else {
943 return authenticate_user($link, "admin", null);
944 }
945 }
946
947 function truncate_string($str, $max_len, $suffix = '&hellip;') {
948 if (mb_strlen($str, "utf-8") > $max_len - 3) {
949 return mb_substr($str, 0, $max_len, "utf-8") . $suffix;
950 } else {
951 return $str;
952 }
953 }
954
955 function theme_image($link, $filename) {
956 if ($link) {
957 $theme_path = get_user_theme_path($link);
958
959 if ($theme_path && is_file($theme_path.$filename)) {
960 return $theme_path.$filename;
961 } else {
962 return $filename;
963 }
964 } else {
965 return $filename;
966 }
967 }
968
969 function get_user_theme($link) {
970
971 if (get_schema_version($link) >= 63 && $_SESSION["uid"]) {
972 $theme_name = get_pref($link, "_THEME_ID");
973 if (is_dir("themes/$theme_name")) {
974 return $theme_name;
975 } else {
976 return '';
977 }
978 } else {
979 return '';
980 }
981
982 }
983
984 function get_user_theme_path($link) {
985 $theme_path = '';
986
987 if (get_schema_version($link) >= 63 && $_SESSION["uid"]) {
988 $theme_name = get_pref($link, "_THEME_ID");
989
990 if ($theme_name && is_dir("themes/$theme_name")) {
991 $theme_path = "themes/$theme_name/";
992 } else {
993 $theme_name = '';
994 }
995 } else {
996 $theme_path = '';
997 }
998
999 if ($theme_path) {
1000 if (is_file("$theme_path/theme.ini")) {
1001 $ini = parse_ini_file("$theme_path/theme.ini", true);
1002 if ($ini['theme']['version'] >= THEME_VERSION_REQUIRED) {
1003 return $theme_path;
1004 }
1005 }
1006 }
1007 return '';
1008 }
1009
1010 function get_user_theme_options($link) {
1011 $t = get_user_theme_path($link);
1012
1013 if ($t) {
1014 if (is_file("$t/theme.ini")) {
1015 $ini = parse_ini_file("$t/theme.ini", true);
1016 if ($ini['theme']['version']) {
1017 return $ini['theme']['options'];
1018 }
1019 }
1020 }
1021 return '';
1022 }
1023
1024 function print_theme_includes($link) {
1025
1026 $t = get_user_theme_path($link);
1027 $time = time();
1028
1029 if ($t) {
1030 print "<link rel=\"stylesheet\" type=\"text/css\"
1031 href=\"$t/theme.css?$time \">";
1032 if (file_exists("$t/theme.js")) {
1033 print "<script type=\"text/javascript\" src=\"$t/theme.js?$time\">
1034 </script>";
1035 }
1036 }
1037 }
1038
1039 function get_all_themes() {
1040 $themes = glob("themes/*");
1041
1042 asort($themes);
1043
1044 $rv = array();
1045
1046 foreach ($themes as $t) {
1047 if (is_file("$t/theme.ini")) {
1048 $ini = parse_ini_file("$t/theme.ini", true);
1049 if ($ini['theme']['version'] >= THEME_VERSION_REQUIRED &&
1050 !$ini['theme']['disabled']) {
1051 $entry = array();
1052 $entry["path"] = $t;
1053 $entry["base"] = basename($t);
1054 $entry["name"] = $ini['theme']['name'];
1055 $entry["version"] = $ini['theme']['version'];
1056 $entry["author"] = $ini['theme']['author'];
1057 $entry["options"] = $ini['theme']['options'];
1058 array_push($rv, $entry);
1059 }
1060 }
1061 }
1062
1063 return $rv;
1064 }
1065
1066 function convert_timestamp($timestamp, $source_tz, $dest_tz) {
1067
1068 try {
1069 $source_tz = new DateTimeZone($source_tz);
1070 } catch (Exception $e) {
1071 $source_tz = new DateTimeZone('UTC');
1072 }
1073
1074 try {
1075 $dest_tz = new DateTimeZone($dest_tz);
1076 } catch (Exception $e) {
1077 $dest_tz = new DateTimeZone('UTC');
1078 }
1079
1080 $dt = new DateTime(date('Y-m-d H:i:s', $timestamp), $source_tz);
1081 return $dt->format('U') + $dest_tz->getOffset($dt);
1082 }
1083
1084 function make_local_datetime($link, $timestamp, $long, $owner_uid = false,
1085 $no_smart_dt = false) {
1086
1087 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
1088 if (!$timestamp) $timestamp = '1970-01-01 0:00';
1089
1090 global $utc_tz;
1091 global $tz_offset;
1092
1093 # We store date in UTC internally
1094 $dt = new DateTime($timestamp, $utc_tz);
1095
1096 if ($tz_offset == -1) {
1097
1098 $user_tz_string = get_pref($link, 'USER_TIMEZONE', $owner_uid);
1099
1100 try {
1101 $user_tz = new DateTimeZone($user_tz_string);
1102 } catch (Exception $e) {
1103 $user_tz = $utc_tz;
1104 }
1105
1106 $tz_offset = $user_tz->getOffset($dt);
1107 }
1108
1109 $user_timestamp = $dt->format('U') + $tz_offset;
1110
1111 if (!$no_smart_dt) {
1112 return smart_date_time($link, $user_timestamp,
1113 $tz_offset, $owner_uid);
1114 } else {
1115 if ($long)
1116 $format = get_pref($link, 'LONG_DATE_FORMAT', $owner_uid);
1117 else
1118 $format = get_pref($link, 'SHORT_DATE_FORMAT', $owner_uid);
1119
1120 return date($format, $user_timestamp);
1121 }
1122 }
1123
1124 function smart_date_time($link, $timestamp, $tz_offset = 0, $owner_uid = false) {
1125 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
1126
1127 if (date("Y.m.d", $timestamp) == date("Y.m.d", time() + $tz_offset)) {
1128 return date("G:i", $timestamp);
1129 } else if (date("Y", $timestamp) == date("Y", time() + $tz_offset)) {
1130 $format = get_pref($link, 'SHORT_DATE_FORMAT', $owner_uid);
1131 return date($format, $timestamp);
1132 } else {
1133 $format = get_pref($link, 'LONG_DATE_FORMAT', $owner_uid);
1134 return date($format, $timestamp);
1135 }
1136 }
1137
1138 function sql_bool_to_bool($s) {
1139 if ($s == "t" || $s == "1" || $s == "true") {
1140 return true;
1141 } else {
1142 return false;
1143 }
1144 }
1145
1146 function bool_to_sql_bool($s) {
1147 if ($s) {
1148 return "true";
1149 } else {
1150 return "false";
1151 }
1152 }
1153
1154 // Session caching removed due to causing wrong redirects to upgrade
1155 // script when get_schema_version() is called on an obsolete session
1156 // created on a previous schema version.
1157 function get_schema_version($link, $nocache = false) {
1158 global $schema_version;
1159
1160 if (!$schema_version) {
1161 $result = db_query($link, "SELECT schema_version FROM ttrss_version");
1162 $version = db_fetch_result($result, 0, "schema_version");
1163 $schema_version = $version;
1164 return $version;
1165 } else {
1166 return $schema_version;
1167 }
1168 }
1169
1170 function sanity_check($link) {
1171 require_once 'errors.php';
1172
1173 $error_code = 0;
1174 $schema_version = get_schema_version($link, true);
1175
1176 if ($schema_version != SCHEMA_VERSION) {
1177 $error_code = 5;
1178 }
1179
1180 if (DB_TYPE == "mysql") {
1181 $result = db_query($link, "SELECT true", false);
1182 if (db_num_rows($result) != 1) {
1183 $error_code = 10;
1184 }
1185 }
1186
1187 if (db_escape_string("testTEST") != "testTEST") {
1188 $error_code = 12;
1189 }
1190
1191 return array("code" => $error_code, "message" => $ERRORS[$error_code]);
1192 }
1193
1194 function file_is_locked($filename) {
1195 if (function_exists('flock')) {
1196 $fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
1197 if ($fp) {
1198 if (flock($fp, LOCK_EX | LOCK_NB)) {
1199 flock($fp, LOCK_UN);
1200 fclose($fp);
1201 return false;
1202 }
1203 fclose($fp);
1204 return true;
1205 } else {
1206 return false;
1207 }
1208 }
1209 return true; // consider the file always locked and skip the test
1210 }
1211
1212 function make_lockfile($filename) {
1213 $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
1214
1215 if (flock($fp, LOCK_EX | LOCK_NB)) {
1216 if (function_exists('posix_getpid')) {
1217 fwrite($fp, posix_getpid() . "\n");
1218 }
1219 return $fp;
1220 } else {
1221 return false;
1222 }
1223 }
1224
1225 function make_stampfile($filename) {
1226 $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
1227
1228 if (flock($fp, LOCK_EX | LOCK_NB)) {
1229 fwrite($fp, time() . "\n");
1230 flock($fp, LOCK_UN);
1231 fclose($fp);
1232 return true;
1233 } else {
1234 return false;
1235 }
1236 }
1237
1238 function sql_random_function() {
1239 if (DB_TYPE == "mysql") {
1240 return "RAND()";
1241 } else {
1242 return "RANDOM()";
1243 }
1244 }
1245
1246 function catchup_feed($link, $feed, $cat_view, $owner_uid = false) {
1247
1248 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
1249
1250 //if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
1251
1252 if (is_numeric($feed)) {
1253 if ($cat_view) {
1254
1255 if ($feed >= 0) {
1256
1257 if ($feed > 0) {
1258 $cat_qpart = "cat_id = '$feed'";
1259 } else {
1260 $cat_qpart = "cat_id IS NULL";
1261 }
1262
1263 $tmp_result = db_query($link, "SELECT id
1264 FROM ttrss_feeds WHERE $cat_qpart AND owner_uid = $owner_uid");
1265
1266 while ($tmp_line = db_fetch_assoc($tmp_result)) {
1267
1268 $tmp_feed = $tmp_line["id"];
1269
1270 db_query($link, "UPDATE ttrss_user_entries
1271 SET unread = false,last_read = NOW()
1272 WHERE feed_id = '$tmp_feed' AND owner_uid = $owner_uid");
1273 }
1274 } else if ($feed == -2) {
1275
1276 db_query($link, "UPDATE ttrss_user_entries
1277 SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
1278 FROM ttrss_user_labels2 WHERE article_id = ref_id) > 0
1279 AND unread = true AND owner_uid = $owner_uid");
1280 }
1281
1282 } else if ($feed > 0) {
1283
1284 db_query($link, "UPDATE ttrss_user_entries
1285 SET unread = false,last_read = NOW()
1286 WHERE feed_id = '$feed' AND owner_uid = $owner_uid");
1287
1288 } else if ($feed < 0 && $feed > -10) { // special, like starred
1289
1290 if ($feed == -1) {
1291 db_query($link, "UPDATE ttrss_user_entries
1292 SET unread = false,last_read = NOW()
1293 WHERE marked = true AND owner_uid = $owner_uid");
1294 }
1295
1296 if ($feed == -2) {
1297 db_query($link, "UPDATE ttrss_user_entries
1298 SET unread = false,last_read = NOW()
1299 WHERE published = true AND owner_uid = $owner_uid");
1300 }
1301
1302 if ($feed == -3) {
1303
1304 $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE");
1305
1306 if (DB_TYPE == "pgsql") {
1307 $match_part = "updated > NOW() - INTERVAL '$intl hour' ";
1308 } else {
1309 $match_part = "updated > DATE_SUB(NOW(),
1310 INTERVAL $intl HOUR) ";
1311 }
1312
1313 $result = db_query($link, "SELECT id FROM ttrss_entries,
1314 ttrss_user_entries WHERE $match_part AND
1315 unread = true AND
1316 ttrss_user_entries.ref_id = ttrss_entries.id AND
1317 owner_uid = $owner_uid");
1318
1319 $affected_ids = array();
1320
1321 while ($line = db_fetch_assoc($result)) {
1322 array_push($affected_ids, $line["id"]);
1323 }
1324
1325 catchupArticlesById($link, $affected_ids, 0);
1326 }
1327
1328 if ($feed == -4) {
1329 db_query($link, "UPDATE ttrss_user_entries
1330 SET unread = false,last_read = NOW()
1331 WHERE owner_uid = $owner_uid");
1332 }
1333
1334 } else if ($feed < -10) { // label
1335
1336 $label_id = -$feed - 11;
1337
1338 db_query($link, "UPDATE ttrss_user_entries, ttrss_user_labels2
1339 SET unread = false, last_read = NOW()
1340 WHERE label_id = '$label_id' AND unread = true
1341 AND owner_uid = '$owner_uid' AND ref_id = article_id");
1342
1343 }
1344
1345 ccache_update($link, $feed, $owner_uid, $cat_view);
1346
1347 } else { // tag
1348 db_query($link, "BEGIN");
1349
1350 $tag_name = db_escape_string($feed);
1351
1352 $result = db_query($link, "SELECT post_int_id FROM ttrss_tags
1353 WHERE tag_name = '$tag_name' AND owner_uid = $owner_uid");
1354
1355 while ($line = db_fetch_assoc($result)) {
1356 db_query($link, "UPDATE ttrss_user_entries SET
1357 unread = false, last_read = NOW()
1358 WHERE int_id = " . $line["post_int_id"]);
1359 }
1360 db_query($link, "COMMIT");
1361 }
1362 }
1363
1364 function getAllCounters($link, $omode = "flc", $active_feed = false) {
1365
1366 if (!$omode) $omode = "flc";
1367
1368 $data = getGlobalCounters($link);
1369
1370 $data = array_merge($data, getVirtCounters($link));
1371
1372 if (strchr($omode, "l")) $data = array_merge($data, getLabelCounters($link));
1373 if (strchr($omode, "f")) $data = array_merge($data, getFeedCounters($link, $active_feed));
1374 if (strchr($omode, "t")) $data = array_merge($data, getTagCounters($link));
1375 if (strchr($omode, "c")) $data = array_merge($data, getCategoryCounters($link));
1376
1377 return $data;
1378 }
1379
1380 function getCategoryTitle($link, $cat_id) {
1381
1382 if ($cat_id == -1) {
1383 return __("Special");
1384 } else if ($cat_id == -2) {
1385 return __("Labels");
1386 } else {
1387
1388 $result = db_query($link, "SELECT title FROM ttrss_feed_categories WHERE
1389 id = '$cat_id'");
1390
1391 if (db_num_rows($result) == 1) {
1392 return db_fetch_result($result, 0, "title");
1393 } else {
1394 return "Uncategorized";
1395 }
1396 }
1397 }
1398
1399
1400 function getCategoryCounters($link) {
1401 $ret_arr = array();
1402
1403 /* Labels category */
1404
1405 $cv = array("id" => -2, "kind" => "cat",
1406 "counter" => getCategoryUnread($link, -2));
1407
1408 array_push($ret_arr, $cv);
1409
1410 $age_qpart = getMaxAgeSubquery();
1411
1412 $result = db_query($link, "SELECT id AS cat_id, value AS unread
1413 FROM ttrss_feed_categories, ttrss_cat_counters_cache
1414 WHERE ttrss_cat_counters_cache.feed_id = id AND
1415 ttrss_feed_categories.owner_uid = " . $_SESSION["uid"]);
1416
1417 while ($line = db_fetch_assoc($result)) {
1418 $line["cat_id"] = (int) $line["cat_id"];
1419
1420 $cv = array("id" => $line["cat_id"], "kind" => "cat",
1421 "counter" => $line["unread"]);
1422
1423 array_push($ret_arr, $cv);
1424 }
1425
1426 /* Special case: NULL category doesn't actually exist in the DB */
1427
1428 $cv = array("id" => 0, "kind" => "cat",
1429 "counter" => ccache_find($link, 0, $_SESSION["uid"], true));
1430
1431 array_push($ret_arr, $cv);
1432
1433 return $ret_arr;
1434 }
1435
1436 function getCategoryUnread($link, $cat, $owner_uid = false) {
1437
1438 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1439
1440 if ($cat >= 0) {
1441
1442 if ($cat != 0) {
1443 $cat_query = "cat_id = '$cat'";
1444 } else {
1445 $cat_query = "cat_id IS NULL";
1446 }
1447
1448 $age_qpart = getMaxAgeSubquery();
1449
1450 $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE $cat_query
1451 AND owner_uid = " . $owner_uid);
1452
1453 $cat_feeds = array();
1454 while ($line = db_fetch_assoc($result)) {
1455 array_push($cat_feeds, "feed_id = " . $line["id"]);
1456 }
1457
1458 if (count($cat_feeds) == 0) return 0;
1459
1460 $match_part = implode(" OR ", $cat_feeds);
1461
1462 $result = db_query($link, "SELECT COUNT(int_id) AS unread
1463 FROM ttrss_user_entries,ttrss_entries
1464 WHERE unread = true AND ($match_part) AND id = ref_id
1465 AND $age_qpart AND owner_uid = " . $owner_uid);
1466
1467 $unread = 0;
1468
1469 # this needs to be rewritten
1470 while ($line = db_fetch_assoc($result)) {
1471 $unread += $line["unread"];
1472 }
1473
1474 return $unread;
1475 } else if ($cat == -1) {
1476 return getFeedUnread($link, -1) + getFeedUnread($link, -2) + getFeedUnread($link, -3) + getFeedUnread($link, 0);
1477 } else if ($cat == -2) {
1478
1479 $result = db_query($link, "
1480 SELECT COUNT(unread) AS unread FROM
1481 ttrss_user_entries, ttrss_labels2, ttrss_user_labels2, ttrss_feeds
1482 WHERE label_id = ttrss_labels2.id AND article_id = ref_id AND
1483 ttrss_labels2.owner_uid = '$owner_uid'
1484 AND unread = true AND feed_id = ttrss_feeds.id
1485 AND ttrss_user_entries.owner_uid = '$owner_uid'");
1486
1487 $unread = db_fetch_result($result, 0, "unread");
1488
1489 return $unread;
1490
1491 }
1492 }
1493
1494 function getMaxAgeSubquery($days = COUNTERS_MAX_AGE) {
1495 if (DB_TYPE == "pgsql") {
1496 return "ttrss_entries.date_updated >
1497 NOW() - INTERVAL '$days days'";
1498 } else {
1499 return "ttrss_entries.date_updated >
1500 DATE_SUB(NOW(), INTERVAL $days DAY)";
1501 }
1502 }
1503
1504 function getFeedUnread($link, $feed, $is_cat = false) {
1505 return getFeedArticles($link, $feed, $is_cat, true, $_SESSION["uid"]);
1506 }
1507
1508 function getLabelUnread($link, $label_id, $owner_uid = false) {
1509 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1510
1511 $result = db_query($link, "
1512 SELECT COUNT(unread) AS unread FROM
1513 ttrss_user_entries, ttrss_labels2, ttrss_user_labels2, ttrss_feeds
1514 WHERE label_id = ttrss_labels2.id AND article_id = ref_id AND
1515 ttrss_labels2.owner_uid = '$owner_uid' AND ttrss_labels2.id = '$label_id'
1516 AND unread = true AND feed_id = ttrss_feeds.id
1517 AND ttrss_user_entries.owner_uid = '$owner_uid'");
1518
1519 if (db_num_rows($result) != 0) {
1520 return db_fetch_result($result, 0, "unread");
1521 } else {
1522 return 0;
1523 }
1524 }
1525
1526 function getFeedArticles($link, $feed, $is_cat = false, $unread_only = false,
1527 $owner_uid = false) {
1528
1529 $n_feed = (int) $feed;
1530
1531 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1532
1533 if ($unread_only) {
1534 $unread_qpart = "unread = true";
1535 } else {
1536 $unread_qpart = "true";
1537 }
1538
1539 $age_qpart = getMaxAgeSubquery();
1540
1541 if ($is_cat) {
1542 return getCategoryUnread($link, $n_feed, $owner_uid);
1543 } if ($feed != "0" && $n_feed == 0) {
1544
1545 $feed = db_escape_string($feed);
1546
1547 $result = db_query($link, "SELECT SUM((SELECT COUNT(int_id)
1548 FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
1549 AND ref_id = id AND $age_qpart
1550 AND $unread_qpart)) AS count FROM ttrss_tags
1551 WHERE owner_uid = $owner_uid AND tag_name = '$feed'");
1552 return db_fetch_result($result, 0, "count");
1553
1554 } else if ($n_feed == -1) {
1555 $match_part = "marked = true";
1556 } else if ($n_feed == -2) {
1557 $match_part = "published = true";
1558 } else if ($n_feed == -3) {
1559 $match_part = "unread = true AND score >= 0";
1560
1561 $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE", $owner_uid);
1562
1563 if (DB_TYPE == "pgsql") {
1564 $match_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
1565 } else {
1566 $match_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
1567 }
1568 } else if ($n_feed == -4) {
1569 $match_part = "true";
1570 } else if ($n_feed >= 0) {
1571
1572 if ($n_feed != 0) {
1573 $match_part = "feed_id = '$n_feed'";
1574 } else {
1575 $match_part = "feed_id IS NULL";
1576 }
1577
1578 } else if ($feed < -10) {
1579
1580 $label_id = -$feed - 11;
1581
1582 return getLabelUnread($link, $label_id, $owner_uid);
1583
1584 }
1585
1586 if ($match_part) {
1587
1588 if ($n_feed != 0) {
1589 $from_qpart = "ttrss_user_entries,ttrss_feeds,ttrss_entries";
1590 $feeds_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
1591 } else {
1592 $from_qpart = "ttrss_user_entries,ttrss_entries";
1593 $feeds_qpart = '';
1594 }
1595
1596 $query = "SELECT count(int_id) AS unread
1597 FROM $from_qpart WHERE
1598 ttrss_user_entries.ref_id = ttrss_entries.id AND
1599 $age_qpart AND
1600 $feeds_qpart
1601 $unread_qpart AND ($match_part) AND ttrss_user_entries.owner_uid = $owner_uid";
1602
1603 $result = db_query($link, $query);
1604
1605 } else {
1606
1607 $result = db_query($link, "SELECT COUNT(post_int_id) AS unread
1608 FROM ttrss_tags,ttrss_user_entries,ttrss_entries
1609 WHERE tag_name = '$feed' AND post_int_id = int_id AND ref_id = ttrss_entries.id
1610 AND $unread_qpart AND $age_qpart AND
1611 ttrss_tags.owner_uid = " . $owner_uid);
1612 }
1613
1614 $unread = db_fetch_result($result, 0, "unread");
1615
1616 return $unread;
1617 }
1618
1619 function getGlobalUnread($link, $user_id = false) {
1620
1621 if (!$user_id) {
1622 $user_id = $_SESSION["uid"];
1623 }
1624
1625 $result = db_query($link, "SELECT SUM(value) AS c_id FROM ttrss_counters_cache
1626 WHERE owner_uid = '$user_id' AND feed_id > 0");
1627
1628 $c_id = db_fetch_result($result, 0, "c_id");
1629
1630 return $c_id;
1631 }
1632
1633 function getGlobalCounters($link, $global_unread = -1) {
1634 $ret_arr = array();
1635
1636 if ($global_unread == -1) {
1637 $global_unread = getGlobalUnread($link);
1638 }
1639
1640 $cv = array("id" => "global-unread",
1641 "counter" => $global_unread);
1642
1643 array_push($ret_arr, $cv);
1644
1645 $result = db_query($link, "SELECT COUNT(id) AS fn FROM
1646 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
1647
1648 $subscribed_feeds = db_fetch_result($result, 0, "fn");
1649
1650 $cv = array("id" => "subscribed-feeds",
1651 "counter" => $subscribed_feeds);
1652
1653 array_push($ret_arr, $cv);
1654
1655 return $ret_arr;
1656 }
1657
1658 function getTagCounters($link) {
1659
1660 $ret_arr = array();
1661
1662 $age_qpart = getMaxAgeSubquery();
1663
1664 $result = db_query($link, "SELECT tag_name,SUM((SELECT COUNT(int_id)
1665 FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
1666 AND ref_id = id AND $age_qpart
1667 AND unread = true)) AS count FROM ttrss_tags
1668 WHERE owner_uid = ".$_SESSION['uid']." GROUP BY tag_name
1669 ORDER BY count DESC LIMIT 55");
1670
1671 $tags = array();
1672
1673 while ($line = db_fetch_assoc($result)) {
1674 $tags[$line["tag_name"]] += $line["count"];
1675 }
1676
1677 foreach (array_keys($tags) as $tag) {
1678 $unread = $tags[$tag];
1679 $tag = htmlspecialchars($tag);
1680
1681 $cv = array("id" => $tag,
1682 "kind" => "tag",
1683 "counter" => $unread);
1684
1685 array_push($ret_arr, $cv);
1686 }
1687
1688 return $ret_arr;
1689 }
1690
1691 function getVirtCounters($link) {
1692
1693 $ret_arr = array();
1694
1695 for ($i = 0; $i >= -4; $i--) {
1696
1697 $count = getFeedUnread($link, $i);
1698
1699 $cv = array("id" => $i,
1700 "counter" => $count);
1701
1702 // if (get_pref($link, 'EXTENDED_FEEDLIST'))
1703 // $cv["xmsg"] = getFeedArticles($link, $i)." ".__("total");
1704
1705 array_push($ret_arr, $cv);
1706 }
1707
1708 return $ret_arr;
1709 }
1710
1711 function getLabelCounters($link, $descriptions = false) {
1712
1713 $ret_arr = array();
1714
1715 $age_qpart = getMaxAgeSubquery();
1716
1717 $owner_uid = $_SESSION["uid"];
1718
1719 $result = db_query($link, "SELECT id, caption FROM ttrss_labels2
1720 WHERE owner_uid = '$owner_uid'");
1721
1722 while ($line = db_fetch_assoc($result)) {
1723
1724 $id = -$line["id"] - 11;
1725
1726 $label_name = $line["caption"];
1727 $count = getFeedUnread($link, $id);
1728
1729 $cv = array("id" => $id,
1730 "counter" => $count);
1731
1732 if ($descriptions)
1733 $cv["description"] = $label_name;
1734
1735 // if (get_pref($link, 'EXTENDED_FEEDLIST'))
1736 // $cv["xmsg"] = getFeedArticles($link, $id)." ".__("total");
1737
1738 array_push($ret_arr, $cv);
1739 }
1740
1741 return $ret_arr;
1742 }
1743
1744 function getFeedCounters($link, $active_feed = false) {
1745
1746 $ret_arr = array();
1747
1748 $age_qpart = getMaxAgeSubquery();
1749
1750 $query = "SELECT ttrss_feeds.id,
1751 ttrss_feeds.title,
1752 ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
1753 last_error, value AS count
1754 FROM ttrss_feeds, ttrss_counters_cache
1755 WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
1756 AND ttrss_counters_cache.feed_id = id";
1757
1758 $result = db_query($link, $query);
1759 $fctrs_modified = false;
1760
1761 while ($line = db_fetch_assoc($result)) {
1762
1763 $id = $line["id"];
1764 $count = $line["count"];
1765 $last_error = htmlspecialchars($line["last_error"]);
1766
1767 $last_updated = make_local_datetime($link, $line['last_updated'], false);
1768
1769 $has_img = feed_has_icon($id);
1770
1771 if (date('Y') - date('Y', strtotime($line['last_updated'])) > 2)
1772 $last_updated = '';
1773
1774 $cv = array("id" => $id,
1775 "updated" => $last_updated,
1776 "counter" => $count,
1777 "has_img" => (int) $has_img);
1778
1779 if ($last_error)
1780 $cv["error"] = $last_error;
1781
1782 // if (get_pref($link, 'EXTENDED_FEEDLIST'))
1783 // $cv["xmsg"] = getFeedArticles($link, $id)." ".__("total");
1784
1785 if ($active_feed && $id == $active_feed)
1786 $cv["title"] = truncate_string($line["title"], 30);
1787
1788 array_push($ret_arr, $cv);
1789
1790 }
1791
1792 return $ret_arr;
1793 }
1794
1795 function get_pgsql_version($link) {
1796 $result = db_query($link, "SELECT version() AS version");
1797 $version = explode(" ", db_fetch_result($result, 0, "version"));
1798 return $version[1];
1799 }
1800
1801 /**
1802 * Subscribes the user to the given feed
1803 *
1804 * @param resource $link Database connection
1805 * @param string $url Feed URL to subscribe to
1806 * @param integer $cat_id Category ID the feed shall be added to
1807 * @param string $auth_login (optional) Feed username
1808 * @param string $auth_pass (optional) Feed password
1809 *
1810 * @return integer Status code:
1811 * 0 - OK, Feed already exists
1812 * 1 - OK, Feed added
1813 * 2 - Invalid URL
1814 * 3 - URL content is HTML, no feeds available
1815 * 4 - URL content is HTML which contains multiple feeds.
1816 * Here you should call extractfeedurls in rpc-backend
1817 * to get all possible feeds.
1818 * 5 - Couldn't download the URL content.
1819 */
1820 function subscribe_to_feed($link, $url, $cat_id = 0,
1821 $auth_login = '', $auth_pass = '') {
1822
1823 require_once "include/rssfuncs.php";
1824
1825 $url = fix_url($url);
1826
1827 if (!$url || !validate_feed_url($url)) return 2;
1828
1829 $update_method = 0;
1830
1831 $result = db_query($link, "SELECT twitter_oauth FROM ttrss_users
1832 WHERE id = ".$_SESSION['uid']);
1833
1834 $has_oauth = db_fetch_result($result, 0, 'twitter_oauth');
1835
1836 if (!$has_oauth || strpos($url, '://api.twitter.com') === false) {
1837 if (!fetch_file_contents($url, false, $auth_login, $auth_pass)) return 5;
1838
1839 if (url_is_html($url, $auth_login, $auth_pass)) {
1840 $feedUrls = get_feeds_from_html($url, $auth_login, $auth_pass);
1841 if (count($feedUrls) == 0) {
1842 return 3;
1843 } else if (count($feedUrls) > 1) {
1844 return 4;
1845 }
1846 //use feed url as new URL
1847 $url = key($feedUrls);
1848 }
1849
1850 } else {
1851 if (!fetch_twitter_rss($link, $url, $_SESSION['uid']))
1852 return 5;
1853
1854 $update_method = 3;
1855 }
1856 if ($cat_id == "0" || !$cat_id) {
1857 $cat_qpart = "NULL";
1858 } else {
1859 $cat_qpart = "'$cat_id'";
1860 }
1861
1862 $result = db_query($link,
1863 "SELECT id FROM ttrss_feeds
1864 WHERE feed_url = '$url' AND owner_uid = ".$_SESSION["uid"]);
1865
1866 if (db_num_rows($result) == 0) {
1867 $result = db_query($link,
1868 "INSERT INTO ttrss_feeds
1869 (owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method)
1870 VALUES ('".$_SESSION["uid"]."', '$url',
1871 '[Unknown]', $cat_qpart, '$auth_login', '$auth_pass', '$update_method')");
1872
1873 $result = db_query($link,
1874 "SELECT id FROM ttrss_feeds WHERE feed_url = '$url'
1875 AND owner_uid = " . $_SESSION["uid"]);
1876
1877 $feed_id = db_fetch_result($result, 0, "id");
1878
1879 if ($feed_id) {
1880 update_rss_feed($link, $feed_id, true);
1881 }
1882
1883 return 1;
1884 } else {
1885 return 0;
1886 }
1887 }
1888
1889 function print_feed_select($link, $id, $default_id = "",
1890 $attributes = "", $include_all_feeds = true) {
1891
1892 print "<select id=\"$id\" name=\"$id\" $attributes>";
1893 if ($include_all_feeds) {
1894 print "<option value=\"0\">".__('All feeds')."</option>";
1895 }
1896
1897 $result = db_query($link, "SELECT id,title FROM ttrss_feeds
1898 WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
1899
1900 if (db_num_rows($result) > 0 && $include_all_feeds) {
1901 print "<option disabled>--------</option>";
1902 }
1903
1904 while ($line = db_fetch_assoc($result)) {
1905 if ($line["id"] == $default_id) {
1906 $is_selected = "selected=\"1\"";
1907 } else {
1908 $is_selected = "";
1909 }
1910
1911 $title = truncate_string(htmlspecialchars($line["title"]), 40);
1912
1913 printf("<option $is_selected value='%d'>%s</option>",
1914 $line["id"], $title);
1915 }
1916
1917 print "</select>";
1918 }
1919
1920 function print_feed_cat_select($link, $id, $default_id = "",
1921 $attributes = "", $include_all_cats = true) {
1922
1923 print "<select id=\"$id\" name=\"$id\" default=\"$default_id\" onchange=\"catSelectOnChange(this)\" $attributes>";
1924
1925 if ($include_all_cats) {
1926 print "<option value=\"0\">".__('Uncategorized')."</option>";
1927 }
1928
1929 $result = db_query($link, "SELECT id,title FROM ttrss_feed_categories
1930 WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
1931
1932 if (db_num_rows($result) > 0 && $include_all_cats) {
1933 print "<option disabled=\"1\">--------</option>";
1934 }
1935
1936 while ($line = db_fetch_assoc($result)) {
1937 if ($line["id"] == $default_id) {
1938 $is_selected = "selected=\"1\"";
1939 } else {
1940 $is_selected = "";
1941 }
1942
1943 if ($line["title"])
1944 printf("<option $is_selected value='%d'>%s</option>",
1945 $line["id"], htmlspecialchars($line["title"]));
1946 }
1947
1948 # print "<option value=\"ADD_CAT\">" .__("Add category...") . "</option>";
1949
1950 print "</select>";
1951 }
1952
1953 function checkbox_to_sql_bool($val) {
1954 return ($val == "on") ? "true" : "false";
1955 }
1956
1957 function getFeedCatTitle($link, $id) {
1958 if ($id == -1) {
1959 return __("Special");
1960 } else if ($id < -10) {
1961 return __("Labels");
1962 } else if ($id > 0) {
1963 $result = db_query($link, "SELECT ttrss_feed_categories.title
1964 FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND
1965 cat_id = ttrss_feed_categories.id");
1966 if (db_num_rows($result) == 1) {
1967 return db_fetch_result($result, 0, "title");
1968 } else {
1969 return __("Uncategorized");
1970 }
1971 } else {
1972 return "getFeedCatTitle($id) failed";
1973 }
1974
1975 }
1976
1977 function getFeedIcon($id) {
1978 switch ($id) {
1979 case 0:
1980 return "images/archive.png";
1981 break;
1982 case -1:
1983 return "images/mark_set.png";
1984 break;
1985 case -2:
1986 return "images/pub_set.png";
1987 break;
1988 case -3:
1989 return "images/fresh.png";
1990 break;
1991 case -4:
1992 return "images/tag.png";
1993 break;
1994 default:
1995 if ($id < -10) {
1996 return "images/label.png";
1997 } else {
1998 if (file_exists(ICONS_DIR . "/$id.ico"))
1999 return ICONS_URL . "/$id.ico";
2000 }
2001 break;
2002 }
2003 }
2004
2005 function getFeedTitle($link, $id) {
2006 if ($id == -1) {
2007 return __("Starred articles");
2008 } else if ($id == -2) {
2009 return __("Published articles");
2010 } else if ($id == -3) {
2011 return __("Fresh articles");
2012 } else if ($id == -4) {
2013 return __("All articles");
2014 } else if ($id === 0 || $id === "0") {
2015 return __("Archived articles");
2016 } else if ($id < -10) {
2017 $label_id = -$id - 11;
2018 $result = db_query($link, "SELECT caption FROM ttrss_labels2 WHERE id = '$label_id'");
2019 if (db_num_rows($result) == 1) {
2020 return db_fetch_result($result, 0, "caption");
2021 } else {
2022 return "Unknown label ($label_id)";
2023 }
2024
2025 } else if (is_numeric($id) && $id > 0) {
2026 $result = db_query($link, "SELECT title FROM ttrss_feeds WHERE id = '$id'");
2027 if (db_num_rows($result) == 1) {
2028 return db_fetch_result($result, 0, "title");
2029 } else {
2030 return "Unknown feed ($id)";
2031 }
2032 } else {
2033 return $id;
2034 }
2035 }
2036
2037 function make_init_params($link) {
2038 $params = array();
2039
2040 $params["theme"] = get_user_theme($link);
2041 $params["theme_options"] = get_user_theme_options($link);
2042
2043 $params["sign_progress"] = theme_image($link, "images/indicator_white.gif");
2044 $params["sign_progress_tiny"] = theme_image($link, "images/indicator_tiny.gif");
2045 $params["sign_excl"] = theme_image($link, "images/sign_excl.png");
2046 $params["sign_info"] = theme_image($link, "images/sign_info.png");
2047
2048 foreach (array("ON_CATCHUP_SHOW_NEXT_FEED", "HIDE_READ_FEEDS",
2049 "ENABLE_FEED_CATS", "FEEDS_SORT_BY_UNREAD", "CONFIRM_FEED_CATCHUP",
2050 "CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE", "DEFAULT_ARTICLE_LIMIT",
2051 "HIDE_READ_SHOWS_SPECIAL", "COMBINED_DISPLAY_MODE") as $param) {
2052
2053 $params[strtolower($param)] = (int) get_pref($link, $param);
2054 }
2055
2056 $params["icons_url"] = ICONS_URL;
2057 $params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME;
2058 $params["default_view_mode"] = get_pref($link, "_DEFAULT_VIEW_MODE");
2059 $params["default_view_limit"] = (int) get_pref($link, "_DEFAULT_VIEW_LIMIT");
2060 $params["default_view_order_by"] = get_pref($link, "_DEFAULT_VIEW_ORDER_BY");
2061 $params["bw_limit"] = (int) $_SESSION["bw_limit"];
2062
2063 $result = db_query($link, "SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
2064 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
2065
2066 $max_feed_id = db_fetch_result($result, 0, "mid");
2067 $num_feeds = db_fetch_result($result, 0, "nf");
2068
2069 $params["max_feed_id"] = (int) $max_feed_id;
2070 $params["num_feeds"] = (int) $num_feeds;
2071
2072 $params["collapsed_feedlist"] = (int) get_pref($link, "_COLLAPSED_FEEDLIST");
2073
2074 $params["csrf_token"] = $_SESSION["csrf_token"];
2075
2076 return $params;
2077 }
2078
2079 function make_runtime_info($link) {
2080 $data = array();
2081
2082 $result = db_query($link, "SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
2083 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
2084
2085 $max_feed_id = db_fetch_result($result, 0, "mid");
2086 $num_feeds = db_fetch_result($result, 0, "nf");
2087
2088 $data["max_feed_id"] = (int) $max_feed_id;
2089 $data["num_feeds"] = (int) $num_feeds;
2090
2091 $data['last_article_id'] = getLastArticleId($link);
2092 $data['cdm_expanded'] = get_pref($link, 'CDM_EXPANDED');
2093
2094 if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) {
2095
2096 $data['daemon_is_running'] = (int) file_is_locked("update_daemon.lock");
2097
2098 if (time() - $_SESSION["daemon_stamp_check"] > 30) {
2099
2100 $stamp = (int) @file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp");
2101
2102 if ($stamp) {
2103 $stamp_delta = time() - $stamp;
2104
2105 if ($stamp_delta > 1800) {
2106 $stamp_check = 0;
2107 } else {
2108 $stamp_check = 1;
2109 $_SESSION["daemon_stamp_check"] = time();
2110 }
2111
2112 $data['daemon_stamp_ok'] = $stamp_check;
2113
2114 $stamp_fmt = date("Y.m.d, G:i", $stamp);
2115
2116 $data['daemon_stamp'] = $stamp_fmt;
2117 }
2118 }
2119 }
2120
2121 if ($_SESSION["last_version_check"] + 86400 + rand(-1000, 1000) < time()) {
2122 $new_version_details = @check_for_update($link);
2123
2124 $data['new_version_available'] = (int) ($new_version_details != false);
2125
2126 $_SESSION["last_version_check"] = time();
2127 }
2128
2129 return $data;
2130 }
2131
2132 function search_to_sql($link, $search, $match_on) {
2133
2134 $search_query_part = "";
2135
2136 $keywords = explode(" ", $search);
2137 $query_keywords = array();
2138
2139 foreach ($keywords as $k) {
2140 if (strpos($k, "-") === 0) {
2141 $k = substr($k, 1);
2142 $not = "NOT";
2143 } else {
2144 $not = "";
2145 }
2146
2147 $commandpair = explode(":", mb_strtolower($k), 2);
2148
2149 if ($commandpair[0] == "note" && $commandpair[1]) {
2150
2151 if ($commandpair[1] == "true")
2152 array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))");
2153 else
2154 array_push($query_keywords, "($not (note IS NULL OR note = ''))");
2155
2156 } else if ($commandpair[0] == "star" && $commandpair[1]) {
2157
2158 if ($commandpair[1] == "true")
2159 array_push($query_keywords, "($not (marked = true))");
2160 else
2161 array_push($query_keywords, "($not (marked = false))");
2162
2163 } else if ($commandpair[0] == "pub" && $commandpair[1]) {
2164
2165 if ($commandpair[1] == "true")
2166 array_push($query_keywords, "($not (published = true))");
2167 else
2168 array_push($query_keywords, "($not (published = false))");
2169
2170 } else if (strpos($k, "@") === 0) {
2171
2172 $user_tz_string = get_pref($link, 'USER_TIMEZONE', $_SESSION['uid']);
2173 $orig_ts = strtotime(substr($k, 1));
2174 $k = date("Y-m-d", convert_timestamp($orig_ts, $user_tz_string, 'UTC'));
2175
2176 //$k = date("Y-m-d", strtotime(substr($k, 1)));
2177
2178 array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')");
2179 } else if ($match_on == "both") {
2180 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2181 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2182 } else if ($match_on == "title") {
2183 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%'))");
2184 } else if ($match_on == "content") {
2185 array_push($query_keywords, "(UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2186 }
2187 }
2188
2189 $search_query_part = implode("AND", $query_keywords);
2190
2191 return $search_query_part;
2192 }
2193
2194
2195 function queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view, $search, $search_mode, $match_on, $override_order = false, $offset = 0, $owner_uid = 0, $filter = false, $since_id = 0) {
2196
2197 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2198
2199 $ext_tables_part = "";
2200
2201 if ($search) {
2202
2203 if (SPHINX_ENABLED) {
2204 $ids = join(",", @sphinx_search($search, 0, 500));
2205
2206 if ($ids)
2207 $search_query_part = "ref_id IN ($ids) AND ";
2208 else
2209 $search_query_part = "ref_id = -1 AND ";
2210
2211 } else {
2212 $search_query_part = search_to_sql($link, $search, $match_on);
2213 $search_query_part .= " AND ";
2214 }
2215
2216 } else {
2217 $search_query_part = "";
2218 }
2219
2220 if ($filter) {
2221 $filter_query_part = filter_to_sql($filter);
2222 } else {
2223 $filter_query_part = "";
2224 }
2225
2226 if ($since_id) {
2227 $since_id_part = "ttrss_entries.id > $since_id AND ";
2228 } else {
2229 $since_id_part = "";
2230 }
2231
2232 $view_query_part = "";
2233
2234 if ($view_mode == "adaptive" || $view_query_part == "noscores") {
2235 if ($search) {
2236 $view_query_part = " ";
2237 } else if ($feed != -1) {
2238 $unread = getFeedUnread($link, $feed, $cat_view);
2239 if ($unread > 0) {
2240 $view_query_part = " unread = true AND ";
2241 }
2242 }
2243 }
2244
2245 if ($view_mode == "marked") {
2246 $view_query_part = " marked = true AND ";
2247 }
2248
2249 if ($view_mode == "published") {
2250 $view_query_part = " published = true AND ";
2251 }
2252
2253 if ($view_mode == "unread") {
2254 $view_query_part = " unread = true AND ";
2255 }
2256
2257 if ($view_mode == "updated") {
2258 $view_query_part = " (last_read is null and unread = false) AND ";
2259 }
2260
2261 if ($limit > 0) {
2262 $limit_query_part = "LIMIT " . $limit;
2263 }
2264
2265 $vfeed_query_part = "";
2266
2267 // override query strategy and enable feed display when searching globally
2268 if ($search && $search_mode == "all_feeds") {
2269 $query_strategy_part = "ttrss_entries.id > 0";
2270 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2271 /* tags */
2272 } else if (preg_match("/^-?[0-9][0-9]*$/", $feed) == false) {
2273 $query_strategy_part = "ttrss_entries.id > 0";
2274 $vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
2275 id = feed_id) as feed_title,";
2276 } else if ($feed > 0 && $search && $search_mode == "this_cat") {
2277
2278 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2279
2280 $tmp_result = false;
2281
2282 if ($cat_view) {
2283 $tmp_result = db_query($link, "SELECT id
2284 FROM ttrss_feeds WHERE cat_id = '$feed'");
2285 } else {
2286 $tmp_result = db_query($link, "SELECT id
2287 FROM ttrss_feeds WHERE cat_id = (SELECT cat_id FROM ttrss_feeds
2288 WHERE id = '$feed') AND id != '$feed'");
2289 }
2290
2291 $cat_siblings = array();
2292
2293 if (db_num_rows($tmp_result) > 0) {
2294 while ($p = db_fetch_assoc($tmp_result)) {
2295 array_push($cat_siblings, "feed_id = " . $p["id"]);
2296 }
2297
2298 $query_strategy_part = sprintf("(feed_id = %d OR %s)",
2299 $feed, implode(" OR ", $cat_siblings));
2300
2301 } else {
2302 $query_strategy_part = "ttrss_entries.id > 0";
2303 }
2304
2305 } else if ($feed > 0) {
2306
2307 if ($cat_view) {
2308
2309 if ($feed > 0) {
2310 $query_strategy_part = "cat_id = '$feed'";
2311 } else {
2312 $query_strategy_part = "cat_id IS NULL";
2313 }
2314
2315 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2316
2317 } else {
2318 $query_strategy_part = "feed_id = '$feed'";
2319 }
2320 } else if ($feed == 0 && !$cat_view) { // archive virtual feed
2321 $query_strategy_part = "feed_id IS NULL";
2322 } else if ($feed == 0 && $cat_view) { // uncategorized
2323 $query_strategy_part = "cat_id IS NULL";
2324 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2325 } else if ($feed == -1) { // starred virtual feed
2326 $query_strategy_part = "marked = true";
2327 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2328 } else if ($feed == -2) { // published virtual feed OR labels category
2329
2330 if (!$cat_view) {
2331 $query_strategy_part = "published = true";
2332 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2333 } else {
2334 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2335
2336 $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
2337
2338 $query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND
2339 ttrss_user_labels2.article_id = ref_id";
2340
2341 }
2342
2343 } else if ($feed == -3) { // fresh virtual feed
2344 $query_strategy_part = "unread = true AND score >= 0";
2345
2346 $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE", $owner_uid);
2347
2348 if (DB_TYPE == "pgsql") {
2349 $query_strategy_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
2350 } else {
2351 $query_strategy_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
2352 }
2353
2354 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2355 } else if ($feed == -4) { // all articles virtual feed
2356 $query_strategy_part = "true";
2357 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2358 } else if ($feed <= -10) { // labels
2359 $label_id = -$feed - 11;
2360
2361 $query_strategy_part = "label_id = '$label_id' AND
2362 ttrss_labels2.id = ttrss_user_labels2.label_id AND
2363 ttrss_user_labels2.article_id = ref_id";
2364
2365 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2366 $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
2367
2368 } else {
2369 $query_strategy_part = "id > 0"; // dumb
2370 }
2371
2372 if (get_pref($link, "SORT_HEADLINES_BY_FEED_DATE", $owner_uid)) {
2373 $date_sort_field = "updated";
2374 } else {
2375 $date_sort_field = "date_entered";
2376 }
2377
2378 if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
2379 $order_by = "$date_sort_field";
2380 } else {
2381 $order_by = "$date_sort_field DESC";
2382 }
2383
2384 if ($view_mode != "noscores") {
2385 $order_by = "score DESC, $order_by";
2386 }
2387
2388 if ($override_order) {
2389 $order_by = $override_order;
2390 }
2391
2392 $feed_title = "";
2393
2394 if ($search) {
2395 $feed_title = "Search results";
2396 } else {
2397 if ($cat_view) {
2398 $feed_title = getCategoryTitle($link, $feed);
2399 } else {
2400 if (is_numeric($feed) && $feed > 0) {
2401 $result = db_query($link, "SELECT title,site_url,last_error
2402 FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = $owner_uid");
2403
2404 $feed_title = db_fetch_result($result, 0, "title");
2405 $feed_site_url = db_fetch_result($result, 0, "site_url");
2406 $last_error = db_fetch_result($result, 0, "last_error");
2407 } else {
2408 $feed_title = getFeedTitle($link, $feed);
2409 }
2410 }
2411 }
2412
2413 $content_query_part = "content as content_preview,";
2414
2415 if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
2416
2417 if ($feed >= 0) {
2418 $feed_kind = "Feeds";
2419 } else {
2420 $feed_kind = "Labels";
2421 }
2422
2423 if ($limit_query_part) {
2424 $offset_query_part = "OFFSET $offset";
2425 }
2426
2427 if ($vfeed_query_part && get_pref($link, 'VFEED_GROUP_BY_FEED', $owner_uid)) {
2428 if (!$override_order) {
2429 $order_by = "ttrss_feeds.title, $order_by";
2430 }
2431 }
2432
2433 if ($feed != "0") {
2434 $from_qpart = "ttrss_entries,ttrss_user_entries,ttrss_feeds$ext_tables_part";
2435 $feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
2436
2437 } else {
2438 $from_qpart = "ttrss_entries,ttrss_user_entries$ext_tables_part
2439 LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)";
2440 }
2441
2442 $query = "SELECT DISTINCT
2443 date_entered,
2444 guid,
2445 ttrss_entries.id,ttrss_entries.title,
2446 updated,
2447 label_cache,
2448 tag_cache,
2449 always_display_enclosures,
2450 site_url,
2451 note,
2452 num_comments,
2453 comments,
2454 int_id,
2455 unread,feed_id,marked,published,link,last_read,orig_feed_id,
2456 ".SUBSTRING_FOR_DATE."(last_read,1,19) as last_read_noms,
2457 $vfeed_query_part
2458 $content_query_part
2459 ".SUBSTRING_FOR_DATE."(updated,1,19) as updated_noms,
2460 author,score
2461 FROM
2462 $from_qpart
2463 WHERE
2464 $feed_check_qpart
2465 ttrss_user_entries.ref_id = ttrss_entries.id AND
2466 ttrss_user_entries.owner_uid = '$owner_uid' AND
2467 $search_query_part
2468 $filter_query_part
2469 $view_query_part
2470 $since_id_part
2471 $query_strategy_part ORDER BY $order_by
2472 $limit_query_part $offset_query_part";
2473
2474 if ($_REQUEST["debug"]) print $query;
2475
2476 $result = db_query($link, $query);
2477
2478 } else {
2479 // browsing by tag
2480
2481 $select_qpart = "SELECT DISTINCT " .
2482 "date_entered," .
2483 "guid," .
2484 "note," .
2485 "ttrss_entries.id as id," .
2486 "title," .
2487 "updated," .
2488 "unread," .
2489 "feed_id," .
2490 "orig_feed_id," .
2491 "marked," .
2492 "num_comments, " .
2493 "comments, " .
2494 "tag_cache," .
2495 "label_cache," .
2496 "link," .
2497 "last_read," .
2498 SUBSTRING_FOR_DATE . "(last_read,1,19) as last_read_noms," .
2499 $since_id_part .
2500 $vfeed_query_part .
2501 $content_query_part .
2502 SUBSTRING_FOR_DATE . "(updated,1,19) as updated_noms," .
2503 "score ";
2504
2505 $feed_kind = "Tags";
2506 $all_tags = explode(",", $feed);
2507 if ($search_mode == 'any') {
2508 $tag_sql = "tag_name in (" . implode(", ", array_map("db_quote", $all_tags)) . ")";
2509 $from_qpart = " FROM ttrss_entries,ttrss_user_entries,ttrss_tags ";
2510 $where_qpart = " WHERE " .
2511 "ref_id = ttrss_entries.id AND " .
2512 "ttrss_user_entries.owner_uid = $owner_uid AND " .
2513 "post_int_id = int_id AND $tag_sql AND " .
2514 $view_query_part .
2515 $search_query_part .
2516 $query_strategy_part . " ORDER BY $order_by " .
2517 $limit_query_part;
2518
2519 } else {
2520 $i = 1;
2521 $sub_selects = array();
2522 $sub_ands = array();
2523 foreach ($all_tags as $term) {
2524 array_push($sub_selects, "(SELECT post_int_id from ttrss_tags WHERE tag_name = " . db_quote($term) . " AND owner_uid = $owner_uid) as A$i");
2525 $i++;
2526 }
2527 if ($i > 2) {
2528 $x = 1;
2529 $y = 2;
2530 do {
2531 array_push($sub_ands, "A$x.post_int_id = A$y.post_int_id");
2532 $x++;
2533 $y++;
2534 } while ($y < $i);
2535 }
2536 array_push($sub_ands, "A1.post_int_id = ttrss_user_entries.int_id and ttrss_user_entries.owner_uid = $owner_uid");
2537 array_push($sub_ands, "ttrss_user_entries.ref_id = ttrss_entries.id");
2538 $from_qpart = " FROM " . implode(", ", $sub_selects) . ", ttrss_user_entries, ttrss_entries";
2539 $where_qpart = " WHERE " . implode(" AND ", $sub_ands);
2540 }
2541 // error_log("TAG SQL: " . $tag_sql);
2542 // $tag_sql = "tag_name = '$feed'"; DEFAULT way
2543
2544 // error_log("[". $select_qpart . "][" . $from_qpart . "][" .$where_qpart . "]");
2545 $result = db_query($link, $select_qpart . $from_qpart . $where_qpart);
2546 }
2547
2548 return array($result, $feed_title, $feed_site_url, $last_error);
2549
2550 }
2551
2552 function sanitize($link, $str, $force_strip_tags = false, $owner = false, $site_url = false) {
2553 global $purifier;
2554
2555 if (!$owner) $owner = $_SESSION["uid"];
2556
2557 $res = trim($str); if (!$res) return '';
2558
2559 // create global Purifier object if needed
2560 if (!$purifier) {
2561 require_once 'lib/htmlpurifier/library/HTMLPurifier.auto.php';
2562
2563 $config = HTMLPurifier_Config::createDefault();
2564
2565 $allowed = "p,a[href],i,em,b,strong,code,pre,blockquote,br,img[src|alt|title|align|hspace],ul,ol,li,h1,h2,h3,h4,s,object[classid|type|id|name|width|height|codebase],param[name|value],table,tr,td,span[class]";
2566
2567 $config->set('HTML.SafeObject', true);
2568 @$config->set('HTML', 'Allowed', $allowed);
2569 $config->set('Output.FlashCompat', true);
2570 $config->set('Attr.EnableID', true);
2571 if (!defined('MOBILE_VERSION')) {
2572 @$config->set('Cache', 'SerializerPath', CACHE_DIR . "/htmlpurifier");
2573 } else {
2574 @$config->set('Cache', 'SerializerPath', "../" . CACHE_DIR . "/htmlpurifier");
2575 }
2576
2577 $config->set('Filter.YouTube', true);
2578
2579 $purifier = new HTMLPurifier($config);
2580 }
2581
2582 $res = $purifier->purify($res);
2583
2584 if (get_pref($link, "STRIP_IMAGES", $owner)) {
2585 $res = preg_replace('/<img[^>]+>/is', '', $res);
2586 }
2587
2588 if (strpos($res, "href=") === false)
2589 $res = rewrite_urls($res);
2590
2591 $charset_hack = '<head>
2592 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
2593 </head>';
2594
2595 $res = trim($res); if (!$res) return '';
2596
2597 libxml_use_internal_errors(true);
2598
2599 $doc = new DOMDocument();
2600 $doc->loadHTML($charset_hack . $res);
2601 $xpath = new DOMXPath($doc);
2602
2603 $entries = $xpath->query('(//a[@href]|//img[@src])');
2604 $br_inserted = 0;
2605
2606 foreach ($entries as $entry) {
2607
2608 if ($site_url) {
2609
2610 if ($entry->hasAttribute('href'))
2611 $entry->setAttribute('href',
2612 rewrite_relative_url($site_url, $entry->getAttribute('href')));
2613
2614 if ($entry->hasAttribute('src'))
2615 if (preg_match('/^image.php\?i=[a-z0-9]+$/', $entry->getAttribute('src')) == 0)
2616 $entry->setAttribute('src',
2617 rewrite_relative_url($site_url, $entry->getAttribute('src')));
2618 }
2619
2620 if (strtolower($entry->nodeName) == "a") {
2621 $entry->setAttribute("target", "_blank");
2622 }
2623
2624 if (strtolower($entry->nodeName) == "img" && !$br_inserted) {
2625 $br = $doc->createElement("br");
2626
2627 if ($entry->parentNode->nextSibling) {
2628 $entry->parentNode->insertBefore($br, $entry->nextSibling);
2629 $br_inserted = 1;
2630 }
2631
2632 }
2633 }
2634
2635 $node = $doc->getElementsByTagName('body')->item(0);
2636
2637 return $doc->saveXML($node);
2638 }
2639
2640 /**
2641 * Send by mail a digest of last articles.
2642 *
2643 * @param mixed $link The database connection.
2644 * @param integer $limit The maximum number of articles by digest.
2645 * @return boolean Return false if digests are not enabled.
2646 */
2647 function send_headlines_digests($link, $limit = 100, $debug = true) {
2648
2649 require_once 'lib/phpmailer/class.phpmailer.php';
2650
2651 $user_limit = 15; // amount of users to process (e.g. emails to send out)
2652 $days = 1;
2653
2654 if ($debug) _debug("Sending digests, batch of max $user_limit users, days = $days, headline limit = $limit");
2655
2656 if (DB_TYPE == "pgsql") {
2657 $interval_query = "last_digest_sent < NOW() - INTERVAL '$days days'";
2658 } else if (DB_TYPE == "mysql") {
2659 $interval_query = "last_digest_sent < DATE_SUB(NOW(), INTERVAL $days DAY)";
2660 }
2661
2662 $result = db_query($link, "SELECT id,email FROM ttrss_users
2663 WHERE email != '' AND (last_digest_sent IS NULL OR $interval_query)");
2664
2665 while ($line = db_fetch_assoc($result)) {
2666
2667 if (get_pref($link, 'DIGEST_ENABLE', $line['id'], false)) {
2668 print "Sending digest for UID:" . $line['id'] . " - " . $line["email"] . " ... ";
2669
2670 $do_catchup = get_pref($link, 'DIGEST_CATCHUP', $line['id'], false);
2671
2672 $tuple = prepare_headlines_digest($link, $line["id"], $days, $limit);
2673 $digest = $tuple[0];
2674 $headlines_count = $tuple[1];
2675 $affected_ids = $tuple[2];
2676 $digest_text = $tuple[3];
2677
2678 if ($headlines_count > 0) {
2679
2680 $mail = new PHPMailer();
2681
2682 $mail->PluginDir = "lib/phpmailer/";
2683 $mail->SetLanguage("en", "lib/phpmailer/language/");
2684
2685 $mail->CharSet = "UTF-8";
2686
2687 $mail->From = SMTP_FROM_ADDRESS;
2688 $mail->FromName = SMTP_FROM_NAME;
2689 $mail->AddAddress($line["email"], $line["login"]);
2690
2691 if (SMTP_HOST) {
2692 $mail->Host = SMTP_HOST;
2693 $mail->Mailer = "smtp";
2694 $mail->SMTPAuth = SMTP_LOGIN != '';
2695 $mail->Username = SMTP_LOGIN;
2696 $mail->Password = SMTP_PASSWORD;
2697 }
2698
2699 $mail->IsHTML(true);
2700 $mail->Subject = DIGEST_SUBJECT;
2701 $mail->Body = $digest;
2702 $mail->AltBody = $digest_text;
2703
2704 $rc = $mail->Send();
2705
2706 if (!$rc) print "ERROR: " . $mail->ErrorInfo;
2707
2708 print "RC=$rc\n";
2709
2710 if ($rc && $do_catchup) {
2711 print "Marking affected articles as read...\n";
2712 catchupArticlesById($link, $affected_ids, 0, $line["id"]);
2713 }
2714 } else {
2715 print "No headlines\n";
2716 }
2717
2718 db_query($link, "UPDATE ttrss_users SET last_digest_sent = NOW()
2719 WHERE id = " . $line["id"]);
2720 }
2721 }
2722
2723 if ($debug) _debug("All done.");
2724
2725 }
2726
2727 function prepare_headlines_digest($link, $user_id, $days = 1, $limit = 100) {
2728
2729 require_once "lib/MiniTemplator.class.php";
2730
2731 $tpl = new MiniTemplator;
2732 $tpl_t = new MiniTemplator;
2733
2734 $tpl->readTemplateFromFile("templates/digest_template_html.txt");
2735 $tpl_t->readTemplateFromFile("templates/digest_template.txt");
2736
2737 $tpl->setVariable('CUR_DATE', date('Y/m/d'));
2738 $tpl->setVariable('CUR_TIME', date('G:i'));
2739
2740 $tpl_t->setVariable('CUR_DATE', date('Y/m/d'));
2741 $tpl_t->setVariable('CUR_TIME', date('G:i'));
2742
2743 $affected_ids = array();
2744
2745 if (DB_TYPE == "pgsql") {
2746 $interval_query = "ttrss_entries.date_updated > NOW() - INTERVAL '$days days'";
2747 } else if (DB_TYPE == "mysql") {
2748 $interval_query = "ttrss_entries.date_updated > DATE_SUB(NOW(), INTERVAL $days DAY)";
2749 }
2750
2751 $result = db_query($link, "SELECT ttrss_entries.title,
2752 ttrss_feeds.title AS feed_title,
2753 date_updated,
2754 ttrss_user_entries.ref_id,
2755 link,
2756 SUBSTRING(content, 1, 120) AS excerpt,
2757 ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
2758 FROM
2759 ttrss_user_entries,ttrss_entries,ttrss_feeds
2760 WHERE
2761 ref_id = ttrss_entries.id AND feed_id = ttrss_feeds.id
2762 AND include_in_digest = true
2763 AND $interval_query
2764 AND ttrss_user_entries.owner_uid = $user_id
2765 AND unread = true
2766 ORDER BY ttrss_feeds.title, date_updated DESC
2767 LIMIT $limit");
2768
2769 $cur_feed_title = "";
2770
2771 $headlines_count = db_num_rows($result);
2772
2773 $headlines = array();
2774
2775 while ($line = db_fetch_assoc($result)) {
2776 array_push($headlines, $line);
2777 }
2778
2779 for ($i = 0; $i < sizeof($headlines); $i++) {
2780
2781 $line = $headlines[$i];
2782
2783 array_push($affected_ids, $line["ref_id"]);
2784
2785 $updated = make_local_datetime($link, $line['last_updated'], false,
2786 $user_id);
2787
2788 $tpl->setVariable('FEED_TITLE', $line["feed_title"]);
2789 $tpl->setVariable('ARTICLE_TITLE', $line["title"]);
2790 $tpl->setVariable('ARTICLE_LINK', $line["link"]);
2791 $tpl->setVariable('ARTICLE_UPDATED', $updated);
2792 $tpl->setVariable('ARTICLE_EXCERPT',
2793 truncate_string(strip_tags($line["excerpt"]), 100));
2794
2795 $tpl->addBlock('article');
2796
2797 $tpl_t->setVariable('FEED_TITLE', $line["feed_title"]);
2798 $tpl_t->setVariable('ARTICLE_TITLE', $line["title"]);
2799 $tpl_t->setVariable('ARTICLE_LINK', $line["link"]);
2800 $tpl_t->setVariable('ARTICLE_UPDATED', $updated);
2801 // $tpl_t->setVariable('ARTICLE_EXCERPT',
2802 // truncate_string(strip_tags($line["excerpt"]), 100));
2803
2804 $tpl_t->addBlock('article');
2805
2806 if ($headlines[$i]['feed_title'] != $headlines[$i+1]['feed_title']) {
2807 $tpl->addBlock('feed');
2808 $tpl_t->addBlock('feed');
2809 }
2810
2811 }
2812
2813 $tpl->addBlock('digest');
2814 $tpl->generateOutputToString($tmp);
2815
2816 $tpl_t->addBlock('digest');
2817 $tpl_t->generateOutputToString($tmp_t);
2818
2819 return array($tmp, $headlines_count, $affected_ids, $tmp_t);
2820 }
2821
2822 function check_for_update($link) {
2823 if (CHECK_FOR_NEW_VERSION && $_SESSION['access_level'] >= 10) {
2824 $version_url = "http://tt-rss.org/version.php?ver=" . VERSION;
2825
2826 $version_data = @fetch_file_contents($version_url);
2827
2828 if ($version_data) {
2829 $version_data = json_decode($version_data, true);
2830 if ($version_data && $version_data['version']) {
2831
2832 if (version_compare(VERSION, $version_data['version']) == -1) {
2833 return $version_data;
2834 }
2835 }
2836 }
2837 }
2838 return false;
2839 }
2840
2841 function markArticlesById($link, $ids, $cmode) {
2842
2843 $tmp_ids = array();
2844
2845 foreach ($ids as $id) {
2846 array_push($tmp_ids, "ref_id = '$id'");
2847 }
2848
2849 $ids_qpart = join(" OR ", $tmp_ids);
2850
2851 if ($cmode == 0) {
2852 db_query($link, "UPDATE ttrss_user_entries SET
2853 marked = false,last_read = NOW()
2854 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
2855 } else if ($cmode == 1) {
2856 db_query($link, "UPDATE ttrss_user_entries SET
2857 marked = true
2858 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
2859 } else {
2860 db_query($link, "UPDATE ttrss_user_entries SET
2861 marked = NOT marked,last_read = NOW()
2862 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
2863 }
2864 }
2865
2866 function publishArticlesById($link, $ids, $cmode) {
2867
2868 $tmp_ids = array();
2869
2870 foreach ($ids as $id) {
2871 array_push($tmp_ids, "ref_id = '$id'");
2872 }
2873
2874 $ids_qpart = join(" OR ", $tmp_ids);
2875
2876 if ($cmode == 0) {
2877 db_query($link, "UPDATE ttrss_user_entries SET
2878 published = false,last_read = NOW()
2879 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
2880 } else if ($cmode == 1) {
2881 db_query($link, "UPDATE ttrss_user_entries SET
2882 published = true
2883 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
2884 } else {
2885 db_query($link, "UPDATE ttrss_user_entries SET
2886 published = NOT published,last_read = NOW()
2887 WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
2888 }
2889
2890 if (PUBSUBHUBBUB_HUB) {
2891 $rss_link = get_self_url_prefix() .
2892 "/public.php?op=rss&id=-2&key=" .
2893 get_feed_access_key($link, -2, false);
2894
2895 $p = new Publisher(PUBSUBHUBBUB_HUB);
2896
2897 $pubsub_result = $p->publish_update($rss_link);
2898 }
2899 }
2900
2901 function catchupArticlesById($link, $ids, $cmode, $owner_uid = false) {
2902
2903 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2904 if (count($ids) == 0) return;
2905
2906 $tmp_ids = array();
2907
2908 foreach ($ids as $id) {
2909 array_push($tmp_ids, "ref_id = '$id'");
2910 }
2911
2912 $ids_qpart = join(" OR ", $tmp_ids);
2913
2914 if ($cmode == 0) {
2915 db_query($link, "UPDATE ttrss_user_entries SET
2916 unread = false,last_read = NOW()
2917 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2918 } else if ($cmode == 1) {
2919 db_query($link, "UPDATE ttrss_user_entries SET
2920 unread = true
2921 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2922 } else {
2923 db_query($link, "UPDATE ttrss_user_entries SET
2924 unread = NOT unread,last_read = NOW()
2925 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2926 }
2927
2928 /* update ccache */
2929
2930 $result = db_query($link, "SELECT DISTINCT feed_id FROM ttrss_user_entries
2931 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2932
2933 while ($line = db_fetch_assoc($result)) {
2934 ccache_update($link, $line["feed_id"], $owner_uid);
2935 }
2936 }
2937
2938 function catchupArticleById($link, $id, $cmode) {
2939
2940 if ($cmode == 0) {
2941 db_query($link, "UPDATE ttrss_user_entries SET
2942 unread = false,last_read = NOW()
2943 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
2944 } else if ($cmode == 1) {
2945 db_query($link, "UPDATE ttrss_user_entries SET
2946 unread = true
2947 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
2948 } else {
2949 db_query($link, "UPDATE ttrss_user_entries SET
2950 unread = NOT unread,last_read = NOW()
2951 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
2952 }
2953
2954 $feed_id = getArticleFeed($link, $id);
2955 ccache_update($link, $feed_id, $_SESSION["uid"]);
2956 }
2957
2958 function make_guid_from_title($title) {
2959 return preg_replace("/[ \"\',.:;]/", "-",
2960 mb_strtolower(strip_tags($title), 'utf-8'));
2961 }
2962
2963 function get_article_tags($link, $id, $owner_uid = 0, $tag_cache = false) {
2964
2965 global $memcache;
2966
2967 $a_id = db_escape_string($id);
2968
2969 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2970
2971 $query = "SELECT DISTINCT tag_name,
2972 owner_uid as owner FROM
2973 ttrss_tags WHERE post_int_id = (SELECT int_id FROM ttrss_user_entries WHERE
2974 ref_id = '$a_id' AND owner_uid = '$owner_uid' LIMIT 1) ORDER BY tag_name";
2975
2976 $obj_id = md5("TAGS:$owner_uid:$id");
2977 $tags = array();
2978
2979 if ($memcache && $obj = $memcache->get($obj_id)) {
2980 $tags = $obj;
2981 } else {
2982 /* check cache first */
2983
2984 if ($tag_cache === false) {
2985 $result = db_query($link, "SELECT tag_cache FROM ttrss_user_entries
2986 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
2987
2988 $tag_cache = db_fetch_result($result, 0, "tag_cache");
2989 }
2990
2991 if ($tag_cache) {
2992 $tags = explode(",", $tag_cache);
2993 } else {
2994
2995 /* do it the hard way */
2996
2997 $tmp_result = db_query($link, $query);
2998
2999 while ($tmp_line = db_fetch_assoc($tmp_result)) {
3000 array_push($tags, $tmp_line["tag_name"]);
3001 }
3002
3003 /* update the cache */
3004
3005 $tags_str = db_escape_string(join(",", $tags));
3006
3007 db_query($link, "UPDATE ttrss_user_entries
3008 SET tag_cache = '$tags_str' WHERE ref_id = '$id'
3009 AND owner_uid = " . $_SESSION["uid"]);
3010 }
3011
3012 if ($memcache) $memcache->add($obj_id, $tags, 0, 3600);
3013 }
3014
3015 return $tags;
3016 }
3017
3018 function trim_array($array) {
3019 $tmp = $array;
3020 array_walk($tmp, 'trim');
3021 return $tmp;
3022 }
3023
3024 function tag_is_valid($tag) {
3025 if ($tag == '') return false;
3026 if (preg_match("/^[0-9]*$/", $tag)) return false;
3027 if (mb_strlen($tag) > 250) return false;
3028
3029 if (function_exists('iconv')) {
3030 $tag = iconv("utf-8", "utf-8", $tag);
3031 }
3032
3033 if (!$tag) return false;
3034
3035 return true;
3036 }
3037
3038 function render_login_form($link, $mobile = 0) {
3039 switch ($mobile) {
3040 case 0:
3041 require_once "login_form.php";
3042 break;
3043 case 1:
3044 require_once "mobile/login_form.php";
3045 break;
3046 case 2:
3047 require_once "mobile/classic/login_form.php";
3048 }
3049 }
3050
3051 // from http://developer.apple.com/internet/safari/faq.html
3052 function no_cache_incantation() {
3053 header("Expires: Mon, 22 Dec 1980 00:00:00 GMT"); // Happy birthday to me :)
3054 header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); // always modified
3055 header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0"); // HTTP/1.1
3056 header("Cache-Control: post-check=0, pre-check=0", false);
3057 header("Pragma: no-cache"); // HTTP/1.0
3058 }
3059
3060 function format_warning($msg, $id = "") {
3061 global $link;
3062 return "<div class=\"warning\" id=\"$id\">
3063 <img src=\"".theme_image($link, "images/sign_excl.png")."\">$msg</div>";
3064 }
3065
3066 function format_notice($msg, $id = "") {
3067 global $link;
3068 return "<div class=\"notice\" id=\"$id\">
3069 <img src=\"".theme_image($link, "images/sign_info.png")."\">$msg</div>";
3070 }
3071
3072 function format_error($msg, $id = "") {
3073 global $link;
3074 return "<div class=\"error\" id=\"$id\">
3075 <img src=\"".theme_image($link, "images/sign_excl.png")."\">$msg</div>";
3076 }
3077
3078 function print_notice($msg) {
3079 return print format_notice($msg);
3080 }
3081
3082 function print_warning($msg) {
3083 return print format_warning($msg);
3084 }
3085
3086 function print_error($msg) {
3087 return print format_error($msg);
3088 }
3089
3090
3091 function T_sprintf() {
3092 $args = func_get_args();
3093 return vsprintf(__(array_shift($args)), $args);
3094 }
3095
3096 function format_inline_player($link, $url, $ctype) {
3097
3098 $entry = "";
3099
3100 if (strpos($ctype, "audio/") === 0) {
3101
3102 if ($_SESSION["hasAudio"] && (strpos($ctype, "ogg") !== false ||
3103 strpos($_SERVER['HTTP_USER_AGENT'], "Chrome") !== false ||
3104 strpos($_SERVER['HTTP_USER_AGENT'], "Safari") !== false )) {
3105
3106 $id = 'AUDIO-' . uniqid();
3107
3108 $entry .= "<audio id=\"$id\"\">
3109 <source src=\"$url\"></source>
3110 </audio>";
3111
3112 $entry .= "<span onclick=\"player(this)\"
3113 title=\"".__("Click to play")."\" status=\"0\"
3114 class=\"player\" audio-id=\"$id\">".__("Play")."</span>";
3115
3116 } else {
3117
3118 $entry .= "<object type=\"application/x-shockwave-flash\"
3119 data=\"lib/button/musicplayer.swf?song_url=$url\"
3120 width=\"17\" height=\"17\" style='float : left; margin-right : 5px;'>
3121 <param name=\"movie\"
3122 value=\"lib/button/musicplayer.swf?song_url=$url\" />
3123 </object>";
3124 }
3125 }
3126
3127 $filename = substr($url, strrpos($url, "/")+1);
3128
3129 $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
3130 $filename . " (" . $ctype . ")" . "</a>";
3131
3132 return $entry;
3133 }
3134
3135 function format_article($link, $id, $mark_as_read = true, $zoom_mode = false) {
3136
3137 $rv = array();
3138
3139 $rv['id'] = $id;
3140
3141 /* we can figure out feed_id from article id anyway, why do we
3142 * pass feed_id here? let's ignore the argument :( */
3143
3144 $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries
3145 WHERE ref_id = '$id'");
3146
3147 $feed_id = (int) db_fetch_result($result, 0, "feed_id");
3148
3149 $rv['feed_id'] = $feed_id;
3150
3151 //if (!$zoom_mode) { print "<article id='$id'><![CDATA["; };
3152
3153 $result = db_query($link, "SELECT rtl_content, always_display_enclosures FROM ttrss_feeds
3154 WHERE id = '$feed_id' AND owner_uid = " . $_SESSION["uid"]);
3155
3156 if (db_num_rows($result) == 1) {
3157 $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
3158 $always_display_enclosures = sql_bool_to_bool(db_fetch_result($result, 0, "always_display_enclosures"));
3159 } else {
3160 $rtl_content = false;
3161 $always_display_enclosures = false;
3162 }
3163
3164 if ($rtl_content) {
3165 $rtl_tag = "dir=\"RTL\"";
3166 $rtl_class = "RTL";
3167 } else {
3168 $rtl_tag = "";
3169 $rtl_class = "";
3170 }
3171
3172 if ($mark_as_read) {
3173 $result = db_query($link, "UPDATE ttrss_user_entries
3174 SET unread = false,last_read = NOW()
3175 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3176
3177 ccache_update($link, $feed_id, $_SESSION["uid"]);
3178 }
3179
3180 $result = db_query($link, "SELECT title,link,content,feed_id,comments,int_id,
3181 ".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
3182 (SELECT icon_url FROM ttrss_feeds WHERE id = feed_id) as icon_url,
3183 (SELECT site_url FROM ttrss_feeds WHERE id = feed_id) as site_url,
3184 num_comments,
3185 tag_cache,
3186 author,
3187 orig_feed_id,
3188 note
3189 FROM ttrss_entries,ttrss_user_entries
3190 WHERE id = '$id' AND ref_id = id AND owner_uid = " . $_SESSION["uid"]);
3191
3192 if ($result) {
3193
3194 $line = db_fetch_assoc($result);
3195
3196 if ($line["icon_url"]) {
3197 $feed_icon = "<img src=\"" . $line["icon_url"] . "\">";
3198 } else {
3199 $feed_icon = "&nbsp;";
3200 }
3201
3202 $feed_site_url = $line['site_url'];
3203
3204 $num_comments = $line["num_comments"];
3205 $entry_comments = "";
3206
3207 if ($num_comments > 0) {
3208 if ($line["comments"]) {
3209 $comments_url = $line["comments"];
3210 } else {
3211 $comments_url = $line["link"];
3212 }
3213 $entry_comments = "<a target='_blank' href=\"$comments_url\">$num_comments comments</a>";
3214 } else {
3215 if ($line["comments"] && $line["link"] != $line["comments"]) {
3216 $entry_comments = "<a target='_blank' href=\"".$line["comments"]."\">comments</a>";
3217 }
3218 }
3219
3220 if ($zoom_mode) {
3221 header("Content-Type: text/html");
3222 $rv['content'] .= "<html><head>
3223 <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
3224 <title>Tiny Tiny RSS - ".$line["title"]."</title>
3225 <link rel=\"stylesheet\" type=\"text/css\" href=\"tt-rss.css\">
3226 </head><body>";
3227 }
3228
3229 $rv['content'] .= "<div id=\"PTITLE-$id\" style=\"display : none\">" .
3230 truncate_string(strip_tags($line['title']), 15) . "</div>";
3231
3232 $rv['content'] .= "<div class=\"postReply\" id=\"POST-$id\">";
3233
3234 $rv['content'] .= "<div onclick=\"return postClicked(event, $id)\"
3235 class=\"postHeader\" id=\"POSTHDR-$id\">";
3236
3237 $entry_author = $line["author"];
3238
3239 if ($entry_author) {
3240 $entry_author = __(" - ") . $entry_author;
3241 }
3242
3243 $parsed_updated = make_local_datetime($link, $line["updated"], true,
3244 false, true);
3245
3246 $rv['content'] .= "<div class=\"postDate$rtl_class\">$parsed_updated</div>";
3247
3248 if ($line["link"]) {
3249 $rv['content'] .= "<div clear='both'><a target='_blank'
3250 title=\"".htmlspecialchars($line['title'])."\"
3251 href=\"" .
3252 $line["link"] . "\">" .
3253 truncate_string($line["title"], 100) .
3254 "<span class='author'>$entry_author</span></a></div>";
3255 } else {
3256 $rv['content'] .= "<div clear='both'>" . $line["title"] . "$entry_author</div>";
3257 }
3258
3259 $tag_cache = $line["tag_cache"];
3260
3261 if (!$tag_cache)
3262 $tags = get_article_tags($link, $id);
3263 else
3264 $tags = explode(",", $tag_cache);
3265
3266 $tags_str = format_tags_string($tags, $id);
3267 $tags_str_full = join(", ", $tags);
3268
3269 if (!$tags_str_full) $tags_str_full = __("no tags");
3270
3271 if (!$entry_comments) $entry_comments = "&nbsp;"; # placeholder
3272
3273 $rv['content'] .= "<div style='float : right'>
3274 <img src='".theme_image($link, 'images/tag.png')."'
3275 class='tagsPic' alt='Tags' title='Tags'>&nbsp;";
3276
3277 if (!$zoom_mode) {
3278 $rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span>
3279 <a title=\"".__('Edit tags for this article')."\"
3280 href=\"#\" onclick=\"editArticleTags($id, $feed_id)\">(+)</a>";
3281
3282 $rv['content'] .= "<div dojoType=\"dijit.Tooltip\"
3283 id=\"ATSTRTIP-$id\" connectId=\"ATSTR-$id\"
3284 position=\"below\">$tags_str_full</div>";
3285
3286 $rv['content'] .= "<img src=\"".theme_image($link, 'images/art-zoom.png')."\"
3287 class='tagsPic' style=\"cursor : pointer\"
3288 onclick=\"postOpenInNewTab(event, $id)\"
3289 alt='Zoom' title='".__('Open article in new tab')."'>";
3290
3291 $button_plugins = explode(",", ARTICLE_BUTTON_PLUGINS);
3292
3293 foreach ($button_plugins as $p) {
3294 $pclass = trim("${p}_button");
3295
3296 if (class_exists($pclass)) {
3297 $plugin = new $pclass($link);
3298 $rv['content'] .= $plugin->render($id, $line);
3299 }
3300 }
3301
3302 $rv['content'] .= "<img src=\"".theme_image($link, 'images/digest_checkbox.png')."\"
3303 class='tagsPic' style=\"cursor : pointer\"
3304 onclick=\"closeArticlePanel($id)\"
3305 title='".__('Close article')."'>";
3306
3307 } else {
3308 $tags_str = strip_tags($tags_str);
3309 $rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span>";
3310 }
3311 $rv['content'] .= "</div>";
3312 $rv['content'] .= "<div clear='both'>$entry_comments</div>";
3313
3314 if ($line["orig_feed_id"]) {
3315
3316 $tmp_result = db_query($link, "SELECT * FROM ttrss_archived_feeds
3317 WHERE id = ".$line["orig_feed_id"]);
3318
3319 if (db_num_rows($tmp_result) != 0) {
3320
3321 $rv['content'] .= "<div clear='both'>";
3322 $rv['content'] .= __("Originally from:");
3323
3324 $rv['content'] .= "&nbsp;";
3325
3326 $tmp_line = db_fetch_assoc($tmp_result);
3327
3328 $rv['content'] .= "<a target='_blank'
3329 href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" .
3330 $tmp_line['title'] . "</a>";
3331
3332 $rv['content'] .= "&nbsp;";
3333
3334 $rv['content'] .= "<a target='_blank' href='" . htmlspecialchars($tmp_line['feed_url']) . "'>";
3335 $rv['content'] .= "<img title='".__('Feed URL')."'class='tinyFeedIcon' src='images/pub_set.png'></a>";
3336
3337 $rv['content'] .= "</div>";
3338 }
3339 }
3340
3341 $rv['content'] .= "</div>";
3342
3343 $rv['content'] .= "<div id=\"POSTNOTE-$id\">";
3344 if ($line['note']) {
3345 $rv['content'] .= format_article_note($id, $line['note']);
3346 }
3347 $rv['content'] .= "</div>";
3348
3349 $rv['content'] .= "<div class=\"postIcon\">" .
3350 "<a target=\"_blank\" title=\"".__("Visit the website")."\"$
3351 href=\"".htmlspecialchars($feed_site_url)."\">".
3352 $feed_icon . "</a></div>";
3353
3354 $rv['content'] .= "<div class=\"postContent\">";
3355
3356 $article_content = sanitize($link, $line["content"], false, false,
3357 $feed_site_url);
3358
3359 $rv['content'] .= $article_content;
3360
3361 $rv['content'] .= format_article_enclosures($link, $id,
3362 $always_display_enclosures, $article_content);
3363
3364 $rv['content'] .= "</div>";
3365
3366 $rv['content'] .= "</div>";
3367
3368 }
3369
3370 if ($zoom_mode) {
3371 $rv['content'] .= "
3372 <div style=\"text-align : center\">
3373 <button onclick=\"return window.close()\">".
3374 __("Close this window")."</button></div>";
3375 $rv['content'] .= "</body></html>";
3376 }
3377
3378 return $rv;
3379
3380 }
3381
3382 function print_checkpoint($n, $s) {
3383 $ts = getmicrotime();
3384 echo sprintf("<!-- CP[$n] %.4f seconds -->", $ts - $s);
3385 return $ts;
3386 }
3387
3388 function sanitize_tag($tag) {
3389 $tag = trim($tag);
3390
3391 $tag = mb_strtolower($tag, 'utf-8');
3392
3393 $tag = preg_replace('/[\'\"\+\>\<]/', "", $tag);
3394
3395 // $tag = str_replace('"', "", $tag);
3396 // $tag = str_replace("+", " ", $tag);
3397 $tag = str_replace("technorati tag: ", "", $tag);
3398
3399 return $tag;
3400 }
3401
3402 function get_self_url_prefix() {
3403 return SELF_URL_PATH;
3404 }
3405
3406 function opml_publish_url($link){
3407
3408 $url_path = get_self_url_prefix();
3409 $url_path .= "/opml.php?op=publish&key=" .
3410 get_feed_access_key($link, 'OPML:Publish', false, $_SESSION["uid"]);
3411
3412 return $url_path;
3413 }
3414
3415 /**
3416 * Purge a feed contents, marked articles excepted.
3417 *
3418 * @param mixed $link The database connection.
3419 * @param integer $id The id of the feed to purge.
3420 * @return void
3421 */
3422 function clear_feed_articles($link, $id) {
3423
3424 if ($id != 0) {
3425 $result = db_query($link, "DELETE FROM ttrss_user_entries
3426 WHERE feed_id = '$id' AND marked = false AND owner_uid = " . $_SESSION["uid"]);
3427 } else {
3428 $result = db_query($link, "DELETE FROM ttrss_user_entries
3429 WHERE feed_id IS NULL AND marked = false AND owner_uid = " . $_SESSION["uid"]);
3430 }
3431
3432 $result = db_query($link, "DELETE FROM ttrss_entries WHERE
3433 (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
3434
3435 ccache_update($link, $id, $_SESSION['uid']);
3436 } // function clear_feed_articles
3437
3438 /**
3439 * Compute the Mozilla Firefox feed adding URL from server HOST and REQUEST_URI.
3440 *
3441 * @return string The Mozilla Firefox feed adding URL.
3442 */
3443 function add_feed_url() {
3444 //$url_path = ($_SERVER['HTTPS'] != "on" ? 'http://' : 'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
3445
3446 $url_path = get_self_url_prefix() .
3447 "/backend.php?op=pref-feeds&quiet=1&method=add&feed_url=%s";
3448 return $url_path;
3449 } // function add_feed_url
3450
3451 /**
3452 * Encrypt a password in SHA1.
3453 *
3454 * @param string $pass The password to encrypt.
3455 * @param string $login A optionnal login.
3456 * @return string The encrypted password.
3457 */
3458 function encrypt_password($pass, $login = '') {
3459 if ($login) {
3460 return "SHA1X:" . sha1("$login:$pass");
3461 } else {
3462 return "SHA1:" . sha1($pass);
3463 }
3464 } // function encrypt_password
3465
3466
3467 function sanitize_article_content($text) {
3468 # we don't support CDATA sections in articles, they break our own escaping
3469 $text = preg_replace("/\[\[CDATA/", "", $text);
3470 $text = preg_replace("/\]\]\>/", "", $text);
3471 return $text;
3472 }
3473
3474 function load_filters($link, $feed, $owner_uid, $action_id = false) {
3475 $filters = array();
3476
3477 global $memcache;
3478
3479 $obj_id = md5("FILTER:$feed:$owner_uid:$action_id");
3480
3481 if ($memcache && $obj = $memcache->get($obj_id)) {
3482
3483 return $obj;
3484
3485 } else {
3486
3487 if ($action_id) $ftype_query_part = "action_id = '$action_id' AND";
3488
3489 $result = db_query($link, "SELECT reg_exp,
3490 ttrss_filter_types.name AS name,
3491 ttrss_filter_actions.name AS action,
3492 inverse,
3493 action_param,
3494 filter_param
3495 FROM ttrss_filters
3496 LEFT JOIN ttrss_feeds ON (ttrss_feeds.id = '$feed'),
3497 ttrss_filter_types,ttrss_filter_actions
3498 WHERE
3499 enabled = true AND
3500 $ftype_query_part
3501 ttrss_filters.owner_uid = $owner_uid AND
3502 ttrss_filter_types.id = filter_type AND
3503 ttrss_filter_actions.id = action_id AND
3504 ((cat_filter = true AND ttrss_feeds.cat_id = ttrss_filters.cat_id) OR
3505 (cat_filter = true AND ttrss_feeds.cat_id IS NULL AND
3506 ttrss_filters.cat_id IS NULL) OR
3507 (cat_filter = false AND (feed_id IS NULL OR feed_id = '$feed')))
3508 ORDER BY reg_exp");
3509
3510 while ($line = db_fetch_assoc($result)) {
3511
3512 if (!$filters[$line["name"]]) $filters[$line["name"]] = array();
3513 $filter["reg_exp"] = $line["reg_exp"];
3514 $filter["action"] = $line["action"];
3515 $filter["action_param"] = $line["action_param"];
3516 $filter["filter_param"] = $line["filter_param"];
3517 $filter["inverse"] = sql_bool_to_bool($line["inverse"]);
3518
3519 array_push($filters[$line["name"]], $filter);
3520 }
3521
3522 if ($memcache) $memcache->add($obj_id, $filters, 0, 3600*8);
3523
3524 return $filters;
3525 }
3526 }
3527
3528 function get_score_pic($score) {
3529 if ($score > 100) {
3530 return "score_high.png";
3531 } else if ($score > 0) {
3532 return "score_half_high.png";
3533 } else if ($score < -100) {
3534 return "score_low.png";
3535 } else if ($score < 0) {
3536 return "score_half_low.png";
3537 } else {
3538 return "score_neutral.png";
3539 }
3540 }
3541
3542 function feed_has_icon($id) {
3543 return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0;
3544 }
3545
3546 function init_connection($link) {
3547 if ($link) {
3548
3549 if (DB_TYPE == "pgsql") {
3550 pg_query($link, "set client_encoding = 'UTF-8'");
3551 pg_set_client_encoding("UNICODE");
3552 pg_query($link, "set datestyle = 'ISO, european'");
3553 pg_query($link, "set TIME ZONE 0");
3554 } else {
3555 db_query($link, "SET time_zone = '+0:0'");
3556
3557 if (defined('MYSQL_CHARSET') && MYSQL_CHARSET) {
3558 db_query($link, "SET NAMES " . MYSQL_CHARSET);
3559 }
3560 }
3561 return true;
3562 } else {
3563 print "Unable to connect to database:" . db_last_error();
3564 return false;
3565 }
3566 }
3567
3568 /* function ccache_zero($link, $feed_id, $owner_uid) {
3569 db_query($link, "UPDATE ttrss_counters_cache SET
3570 value = 0, updated = NOW() WHERE
3571 feed_id = '$feed_id' AND owner_uid = '$owner_uid'");
3572 } */
3573
3574 function ccache_zero_all($link, $owner_uid) {
3575 db_query($link, "UPDATE ttrss_counters_cache SET
3576 value = 0 WHERE owner_uid = '$owner_uid'");
3577
3578 db_query($link, "UPDATE ttrss_cat_counters_cache SET
3579 value = 0 WHERE owner_uid = '$owner_uid'");
3580 }
3581
3582 function ccache_remove($link, $feed_id, $owner_uid, $is_cat = false) {
3583
3584 if (!$is_cat) {
3585 $table = "ttrss_counters_cache";
3586 } else {
3587 $table = "ttrss_cat_counters_cache";
3588 }
3589
3590 db_query($link, "DELETE FROM $table WHERE
3591 feed_id = '$feed_id' AND owner_uid = '$owner_uid'");
3592
3593 }
3594
3595 function ccache_update_all($link, $owner_uid) {
3596
3597 if (get_pref($link, 'ENABLE_FEED_CATS', $owner_uid)) {
3598
3599 $result = db_query($link, "SELECT feed_id FROM ttrss_cat_counters_cache
3600 WHERE feed_id > 0 AND owner_uid = '$owner_uid'");
3601
3602 while ($line = db_fetch_assoc($result)) {
3603 ccache_update($link, $line["feed_id"], $owner_uid, true);
3604 }
3605
3606 /* We have to manually include category 0 */
3607
3608 ccache_update($link, 0, $owner_uid, true);
3609
3610 } else {
3611 $result = db_query($link, "SELECT feed_id FROM ttrss_counters_cache
3612 WHERE feed_id > 0 AND owner_uid = '$owner_uid'");
3613
3614 while ($line = db_fetch_assoc($result)) {
3615 print ccache_update($link, $line["feed_id"], $owner_uid);
3616
3617 }
3618
3619 }
3620 }
3621
3622 function ccache_find($link, $feed_id, $owner_uid, $is_cat = false,
3623 $no_update = false) {
3624
3625 if (!is_numeric($feed_id)) return;
3626
3627 if (!$is_cat) {
3628 $table = "ttrss_counters_cache";
3629 if ($feed_id > 0) {
3630 $tmp_result = db_query($link, "SELECT owner_uid FROM ttrss_feeds
3631 WHERE id = '$feed_id'");
3632 $owner_uid = db_fetch_result($tmp_result, 0, "owner_uid");
3633 }
3634 } else {
3635 $table = "ttrss_cat_counters_cache";
3636 }
3637
3638 if (DB_TYPE == "pgsql") {
3639 $date_qpart = "updated > NOW() - INTERVAL '15 minutes'";
3640 } else if (DB_TYPE == "mysql") {
3641 $date_qpart = "updated > DATE_SUB(NOW(), INTERVAL 15 MINUTE)";
3642 }
3643
3644 $result = db_query($link, "SELECT value FROM $table
3645 WHERE owner_uid = '$owner_uid' AND feed_id = '$feed_id'
3646 LIMIT 1");
3647
3648 if (db_num_rows($result) == 1) {
3649 return db_fetch_result($result, 0, "value");
3650 } else {
3651 if ($no_update) {
3652 return -1;
3653 } else {
3654 return ccache_update($link, $feed_id, $owner_uid, $is_cat);
3655 }
3656 }
3657
3658 }
3659
3660 function ccache_update($link, $feed_id, $owner_uid, $is_cat = false,
3661 $update_pcat = true) {
3662
3663 if (!is_numeric($feed_id)) return;
3664
3665 if (!$is_cat && $feed_id > 0) {
3666 $tmp_result = db_query($link, "SELECT owner_uid FROM ttrss_feeds
3667 WHERE id = '$feed_id'");
3668 $owner_uid = db_fetch_result($tmp_result, 0, "owner_uid");
3669 }
3670
3671 $prev_unread = ccache_find($link, $feed_id, $owner_uid, $is_cat, true);
3672
3673 /* When updating a label, all we need to do is recalculate feed counters
3674 * because labels are not cached */
3675
3676 if ($feed_id < 0) {
3677 ccache_update_all($link, $owner_uid);
3678 return;
3679 }
3680
3681 if (!$is_cat) {
3682 $table = "ttrss_counters_cache";
3683 } else {
3684 $table = "ttrss_cat_counters_cache";
3685 }
3686
3687 if ($is_cat && $feed_id >= 0) {
3688 if ($feed_id != 0) {
3689 $cat_qpart = "cat_id = '$feed_id'";
3690 } else {
3691 $cat_qpart = "cat_id IS NULL";
3692 }
3693
3694 /* Recalculate counters for child feeds */
3695
3696 $result = db_query($link, "SELECT id FROM ttrss_feeds
3697 WHERE owner_uid = '$owner_uid' AND $cat_qpart");
3698
3699 while ($line = db_fetch_assoc($result)) {
3700 ccache_update($link, $line["id"], $owner_uid, false, false);
3701 }
3702
3703 $result = db_query($link, "SELECT SUM(value) AS sv
3704 FROM ttrss_counters_cache, ttrss_feeds
3705 WHERE id = feed_id AND $cat_qpart AND
3706 ttrss_feeds.owner_uid = '$owner_uid'");
3707
3708 $unread = (int) db_fetch_result($result, 0, "sv");
3709
3710 } else {
3711 $unread = (int) getFeedArticles($link, $feed_id, $is_cat, true, $owner_uid);
3712 }
3713
3714 db_query($link, "BEGIN");
3715
3716 $result = db_query($link, "SELECT feed_id FROM $table
3717 WHERE owner_uid = '$owner_uid' AND feed_id = '$feed_id' LIMIT 1");
3718
3719 if (db_num_rows($result) == 1) {
3720 db_query($link, "UPDATE $table SET
3721 value = '$unread', updated = NOW() WHERE
3722 feed_id = '$feed_id' AND owner_uid = '$owner_uid'");
3723
3724 } else {
3725 db_query($link, "INSERT INTO $table
3726 (feed_id, value, owner_uid, updated)
3727 VALUES
3728 ($feed_id, $unread, $owner_uid, NOW())");
3729 }
3730
3731 db_query($link, "COMMIT");
3732
3733 if ($feed_id > 0 && $prev_unread != $unread) {
3734
3735 if (!$is_cat) {
3736
3737 /* Update parent category */
3738
3739 if ($update_pcat) {
3740
3741 $result = db_query($link, "SELECT cat_id FROM ttrss_feeds
3742 WHERE owner_uid = '$owner_uid' AND id = '$feed_id'");
3743
3744 $cat_id = (int) db_fetch_result($result, 0, "cat_id");
3745
3746 ccache_update($link, $cat_id, $owner_uid, true);
3747
3748 }
3749 }
3750 } else if ($feed_id < 0) {
3751 ccache_update_all($link, $owner_uid);
3752 }
3753
3754 return $unread;
3755 }
3756
3757 /* function ccache_cleanup($link, $owner_uid) {
3758
3759 if (DB_TYPE == "pgsql") {
3760 db_query($link, "DELETE FROM ttrss_counters_cache AS c1 WHERE
3761 (SELECT count(*) FROM ttrss_counters_cache AS c2
3762 WHERE c1.feed_id = c2.feed_id AND c2.owner_uid = c1.owner_uid) > 1
3763 AND owner_uid = '$owner_uid'");
3764
3765 db_query($link, "DELETE FROM ttrss_cat_counters_cache AS c1 WHERE
3766 (SELECT count(*) FROM ttrss_cat_counters_cache AS c2
3767 WHERE c1.feed_id = c2.feed_id AND c2.owner_uid = c1.owner_uid) > 1
3768 AND owner_uid = '$owner_uid'");
3769 } else {
3770 db_query($link, "DELETE c1 FROM
3771 ttrss_counters_cache AS c1,
3772 ttrss_counters_cache AS c2
3773 WHERE
3774 c1.owner_uid = '$owner_uid' AND
3775 c1.owner_uid = c2.owner_uid AND
3776 c1.feed_id = c2.feed_id");
3777
3778 db_query($link, "DELETE c1 FROM
3779 ttrss_cat_counters_cache AS c1,
3780 ttrss_cat_counters_cache AS c2
3781 WHERE
3782 c1.owner_uid = '$owner_uid' AND
3783 c1.owner_uid = c2.owner_uid AND
3784 c1.feed_id = c2.feed_id");
3785
3786 }
3787 } */
3788
3789 function label_find_id($link, $label, $owner_uid) {
3790 $result = db_query($link,
3791 "SELECT id FROM ttrss_labels2 WHERE caption = '$label'
3792 AND owner_uid = '$owner_uid' LIMIT 1");
3793
3794 if (db_num_rows($result) == 1) {
3795 return db_fetch_result($result, 0, "id");
3796 } else {
3797 return 0;
3798 }
3799 }
3800
3801 function get_article_labels($link, $id) {
3802 global $memcache;
3803
3804 $obj_id = md5("LABELS:$id:" . $_SESSION["uid"]);
3805
3806 $rv = array();
3807
3808 if ($memcache && $obj = $memcache->get($obj_id)) {
3809 return $obj;
3810 } else {
3811
3812 $result = db_query($link, "SELECT label_cache FROM
3813 ttrss_user_entries WHERE ref_id = '$id' AND owner_uid = " .
3814 $_SESSION["uid"]);
3815
3816 $label_cache = db_fetch_result($result, 0, "label_cache");
3817
3818 if ($label_cache) {
3819
3820 $label_cache = json_decode($label_cache, true);
3821
3822 if ($label_cache["no-labels"] == 1)
3823 return $rv;
3824 else
3825 return $label_cache;
3826 }
3827
3828 $result = db_query($link,
3829 "SELECT DISTINCT label_id,caption,fg_color,bg_color
3830 FROM ttrss_labels2, ttrss_user_labels2
3831 WHERE id = label_id
3832 AND article_id = '$id'
3833 AND owner_uid = ".$_SESSION["uid"] . "
3834 ORDER BY caption");
3835
3836 while ($line = db_fetch_assoc($result)) {
3837 $rk = array($line["label_id"], $line["caption"], $line["fg_color"],
3838 $line["bg_color"]);
3839 array_push($rv, $rk);
3840 }
3841 if ($memcache) $memcache->add($obj_id, $rv, 0, 3600);
3842
3843 if (count($rv) > 0)
3844 label_update_cache($link, $id, $rv);
3845 else
3846 label_update_cache($link, $id, array("no-labels" => 1));
3847 }
3848
3849 return $rv;
3850 }
3851
3852
3853 function label_find_caption($link, $label, $owner_uid) {
3854 $result = db_query($link,
3855 "SELECT caption FROM ttrss_labels2 WHERE id = '$label'
3856 AND owner_uid = '$owner_uid' LIMIT 1");
3857
3858 if (db_num_rows($result) == 1) {
3859 return db_fetch_result($result, 0, "caption");
3860 } else {
3861 return "";
3862 }
3863 }
3864
3865 function label_update_cache($link, $id, $labels = false, $force = false) {
3866
3867 if ($force)
3868 label_clear_cache($link, $id);
3869
3870 if (!$labels)
3871 $labels = get_article_labels($link, $id);
3872
3873 $labels = db_escape_string(json_encode($labels));
3874
3875 db_query($link, "UPDATE ttrss_user_entries SET
3876 label_cache = '$labels' WHERE ref_id = '$id'");
3877
3878 }
3879
3880 function label_clear_cache($link, $id) {
3881
3882 db_query($link, "UPDATE ttrss_user_entries SET
3883 label_cache = '' WHERE ref_id = '$id'");
3884
3885 }
3886
3887 function label_remove_article($link, $id, $label, $owner_uid) {
3888
3889 $label_id = label_find_id($link, $label, $owner_uid);
3890
3891 if (!$label_id) return;
3892
3893 $result = db_query($link,
3894 "DELETE FROM ttrss_user_labels2
3895 WHERE
3896 label_id = '$label_id' AND
3897 article_id = '$id'");
3898
3899 label_clear_cache($link, $id);
3900 }
3901
3902 function label_add_article($link, $id, $label, $owner_uid) {
3903
3904 global $memcache;
3905
3906 if ($memcache) {
3907 $obj_id = md5("LABELS:$id:$owner_uid");
3908 $memcache->delete($obj_id);
3909 }
3910
3911 $label_id = label_find_id($link, $label, $owner_uid);
3912
3913 if (!$label_id) return;
3914
3915 $result = db_query($link,
3916 "SELECT
3917 article_id FROM ttrss_labels2, ttrss_user_labels2
3918 WHERE
3919 label_id = id AND
3920 label_id = '$label_id' AND
3921 article_id = '$id' AND owner_uid = '$owner_uid'
3922 LIMIT 1");
3923
3924 if (db_num_rows($result) == 0) {
3925 db_query($link, "INSERT INTO ttrss_user_labels2
3926 (label_id, article_id) VALUES ('$label_id', '$id')");
3927 }
3928
3929 label_clear_cache($link, $id);
3930
3931 }
3932
3933 function label_remove($link, $id, $owner_uid) {
3934 global $memcache;
3935
3936 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3937
3938 if ($memcache) {
3939 $obj_id = md5("LABELS:$id:$owner_uid");
3940 $memcache->delete($obj_id);
3941 }
3942
3943 db_query($link, "BEGIN");
3944
3945 $result = db_query($link, "SELECT caption FROM ttrss_labels2
3946 WHERE id = '$id'");
3947
3948 $caption = db_fetch_result($result, 0, "caption");
3949
3950 $result = db_query($link, "DELETE FROM ttrss_labels2 WHERE id = '$id'
3951 AND owner_uid = " . $owner_uid);
3952
3953 if (db_affected_rows($link, $result) != 0 && $caption) {
3954
3955 /* Remove access key for the label */
3956
3957 $ext_id = -11 - $id;
3958
3959 db_query($link, "DELETE FROM ttrss_access_keys WHERE
3960 feed_id = '$ext_id' AND owner_uid = $owner_uid");
3961
3962 /* Disable filters that reference label being removed */
3963
3964 db_query($link, "UPDATE ttrss_filters SET
3965 enabled = false WHERE action_param = '$caption'
3966 AND action_id = 7
3967 AND owner_uid = " . $owner_uid);
3968
3969 /* Remove cached data */
3970
3971 db_query($link, "UPDATE ttrss_user_entries SET label_cache = ''
3972 WHERE label_cache LIKE '%$caption%' AND owner_uid = " . $owner_uid);
3973
3974 }
3975
3976 db_query($link, "COMMIT");
3977 }
3978
3979 function label_create($link, $caption, $fg_color = '', $bg_color = '', $owner_uid) {
3980
3981 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
3982
3983 db_query($link, "BEGIN");
3984
3985 $result = false;
3986
3987 $result = db_query($link, "SELECT id FROM ttrss_labels2
3988 WHERE caption = '$caption' AND owner_uid = $owner_uid");
3989
3990 if (db_num_rows($result) == 0) {
3991 $result = db_query($link,
3992 "INSERT INTO ttrss_labels2 (caption,owner_uid,fg_color,bg_color)
3993 VALUES ('$caption', '$owner_uid', '$fg_color', '$bg_color')");
3994
3995 $result = db_affected_rows($link, $result) != 0;
3996 }
3997
3998 db_query($link, "COMMIT");
3999
4000 return $result;
4001 }
4002
4003 function format_tags_string($tags, $id) {
4004
4005 $tags_str = "";
4006 $tags_nolinks_str = "";
4007
4008 $num_tags = 0;
4009
4010 $tag_limit = 6;
4011
4012 $formatted_tags = array();
4013
4014 foreach ($tags as $tag) {
4015 $num_tags++;
4016 $tag_escaped = str_replace("'", "\\'", $tag);
4017
4018 if (mb_strlen($tag) > 30) {
4019 $tag = truncate_string($tag, 30);
4020 }
4021
4022 $tag_str = "<a href=\"javascript:viewfeed('$tag_escaped')\">$tag</a>";
4023
4024 array_push($formatted_tags, $tag_str);
4025
4026 $tmp_tags_str = implode(", ", $formatted_tags);
4027
4028 if ($num_tags == $tag_limit || mb_strlen($tmp_tags_str) > 150) {
4029 break;
4030 }
4031 }
4032
4033 $tags_str = implode(", ", $formatted_tags);
4034
4035 if ($num_tags < count($tags)) {
4036 $tags_str .= ", &hellip;";
4037 }
4038
4039 if ($num_tags == 0) {
4040 $tags_str = __("no tags");
4041 }
4042
4043 return $tags_str;
4044
4045 }
4046
4047 function format_article_labels($labels, $id) {
4048
4049 $labels_str = "";
4050
4051 foreach ($labels as $l) {
4052 $labels_str .= sprintf("<span class='hlLabelRef'
4053 style='color : %s; background-color : %s'>%s</span>",
4054 $l[2], $l[3], $l[1]);
4055 }
4056
4057 return $labels_str;
4058
4059 }
4060
4061 function format_article_note($id, $note) {
4062
4063 $str = "<div class='articleNote' onclick=\"editArticleNote($id)\">
4064 <div class='noteEdit' onclick=\"editArticleNote($id)\">".
4065 __('(edit note)')."</div>$note</div>";
4066
4067 return $str;
4068 }
4069
4070 function toggle_collapse_cat($link, $cat_id, $mode) {
4071 if ($cat_id > 0) {
4072 $mode = bool_to_sql_bool($mode);
4073
4074 db_query($link, "UPDATE ttrss_feed_categories SET
4075 collapsed = $mode WHERE id = '$cat_id' AND owner_uid = " .
4076 $_SESSION["uid"]);
4077 } else {
4078 $pref_name = '';
4079
4080 switch ($cat_id) {
4081 case -1:
4082 $pref_name = '_COLLAPSED_SPECIAL';
4083 break;
4084 case -2:
4085 $pref_name = '_COLLAPSED_LABELS';
4086 break;
4087 case 0:
4088 $pref_name = '_COLLAPSED_UNCAT';
4089 break;
4090 }
4091
4092 if ($pref_name) {
4093 if ($mode) {
4094 set_pref($link, $pref_name, 'true');
4095 } else {
4096 set_pref($link, $pref_name, 'false');
4097 }
4098 }
4099 }
4100 }
4101
4102 function remove_feed($link, $id, $owner_uid) {
4103
4104 if ($id > 0) {
4105
4106 /* save starred articles in Archived feed */
4107
4108 db_query($link, "BEGIN");
4109
4110 /* prepare feed if necessary */
4111
4112 $result = db_query($link, "SELECT id FROM ttrss_archived_feeds
4113 WHERE id = '$id'");
4114
4115 if (db_num_rows($result) == 0) {
4116 db_query($link, "INSERT INTO ttrss_archived_feeds
4117 (id, owner_uid, title, feed_url, site_url)
4118 SELECT id, owner_uid, title, feed_url, site_url from ttrss_feeds
4119 WHERE id = '$id'");
4120 }
4121
4122 db_query($link, "UPDATE ttrss_user_entries SET feed_id = NULL,
4123 orig_feed_id = '$id' WHERE feed_id = '$id' AND
4124 marked = true AND owner_uid = $owner_uid");
4125
4126 /* Remove access key for the feed */
4127
4128 db_query($link, "DELETE FROM ttrss_access_keys WHERE
4129 feed_id = '$id' AND owner_uid = $owner_uid");
4130
4131 /* remove the feed */
4132
4133 db_query($link, "DELETE FROM ttrss_feeds
4134 WHERE id = '$id' AND owner_uid = $owner_uid");
4135
4136 db_query($link, "COMMIT");
4137
4138 if (file_exists(ICONS_DIR . "/$id.ico")) {
4139 unlink(ICONS_DIR . "/$id.ico");
4140 }
4141
4142 ccache_remove($link, $id, $owner_uid);
4143
4144 } else {
4145 label_remove($link, -11-$id, $owner_uid);
4146 ccache_remove($link, -11-$id, $owner_uid);
4147 }
4148 }
4149
4150 function add_feed_category($link, $feed_cat) {
4151
4152 if (!$feed_cat) return false;
4153
4154 db_query($link, "BEGIN");
4155
4156 $result = db_query($link,
4157 "SELECT id FROM ttrss_feed_categories
4158 WHERE title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
4159
4160 if (db_num_rows($result) == 0) {
4161
4162 $result = db_query($link,
4163 "INSERT INTO ttrss_feed_categories (owner_uid,title)
4164 VALUES ('".$_SESSION["uid"]."', '$feed_cat')");
4165
4166 db_query($link, "COMMIT");
4167
4168 return true;
4169 }
4170
4171 return false;
4172 }
4173
4174 function remove_feed_category($link, $id, $owner_uid) {
4175
4176 db_query($link, "DELETE FROM ttrss_feed_categories
4177 WHERE id = '$id' AND owner_uid = $owner_uid");
4178
4179 ccache_remove($link, $id, $owner_uid, true);
4180 }
4181
4182 function archive_article($link, $id, $owner_uid) {
4183 db_query($link, "BEGIN");
4184
4185 $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries
4186 WHERE ref_id = '$id' AND owner_uid = $owner_uid");
4187
4188 if (db_num_rows($result) != 0) {
4189
4190 /* prepare the archived table */
4191
4192 $feed_id = (int) db_fetch_result($result, 0, "feed_id");
4193
4194 if ($feed_id) {
4195 $result = db_query($link, "SELECT id FROM ttrss_archived_feeds
4196 WHERE id = '$feed_id'");
4197
4198 if (db_num_rows($result) == 0) {
4199 db_query($link, "INSERT INTO ttrss_archived_feeds
4200 (id, owner_uid, title, feed_url, site_url)
4201 SELECT id, owner_uid, title, feed_url, site_url from ttrss_feeds
4202 WHERE id = '$feed_id'");
4203 }
4204
4205 db_query($link, "UPDATE ttrss_user_entries
4206 SET orig_feed_id = feed_id, feed_id = NULL
4207 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
4208 }
4209 }
4210
4211 db_query($link, "COMMIT");
4212 }
4213
4214 function getArticleFeed($link, $id) {
4215 $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries
4216 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
4217
4218 if (db_num_rows($result) != 0) {
4219 return db_fetch_result($result, 0, "feed_id");
4220 } else {
4221 return 0;
4222 }
4223 }
4224
4225 /**
4226 * Fixes incomplete URLs by prepending "http://".
4227 * Also replaces feed:// with http://, and
4228 * prepends a trailing slash if the url is a domain name only.
4229 *
4230 * @param string $url Possibly incomplete URL
4231 *
4232 * @return string Fixed URL.
4233 */
4234 function fix_url($url) {
4235 if (strpos($url, '://') === false) {
4236 $url = 'http://' . $url;
4237 } else if (substr($url, 0, 5) == 'feed:') {
4238 $url = 'http:' . substr($url, 5);
4239 }
4240
4241 //prepend slash if the URL has no slash in it
4242 // "http://www.example" -> "http://www.example/"
4243 if (strpos($url, '/', strpos($url, ':') + 3) === false) {
4244 $url .= '/';
4245 }
4246
4247 if ($url != "http:///")
4248 return $url;
4249 else
4250 return '';
4251 }
4252
4253 function validate_feed_url($url) {
4254 $parts = parse_url($url);
4255
4256 return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https');
4257
4258 }
4259
4260 function get_article_enclosures($link, $id) {
4261
4262 global $memcache;
4263
4264 $query = "SELECT * FROM ttrss_enclosures
4265 WHERE post_id = '$id' AND content_url != ''";
4266
4267 $obj_id = md5("ENCLOSURES:$id");
4268
4269 $rv = array();
4270
4271 if ($memcache && $obj = $memcache->get($obj_id)) {
4272 $rv = $obj;
4273 } else {
4274 $result = db_query($link, $query);
4275
4276 if (db_num_rows($result) > 0) {
4277 while ($line = db_fetch_assoc($result)) {
4278 array_push($rv, $line);
4279 }
4280 if ($memcache) $memcache->add($obj_id, $rv, 0, 3600);
4281 }
4282 }
4283
4284 return $rv;
4285 }
4286
4287 function api_get_feeds($link, $cat_id, $unread_only, $limit, $offset) {
4288
4289 $feeds = array();
4290
4291 /* Labels */
4292
4293 if ($cat_id == -4 || $cat_id == -2) {
4294 $counters = getLabelCounters($link, true);
4295
4296 foreach (array_values($counters) as $cv) {
4297
4298 $unread = $cv["counter"];
4299
4300 if ($unread || !$unread_only) {
4301
4302 $row = array(
4303 "id" => $cv["id"],
4304 "title" => $cv["description"],
4305 "unread" => $cv["counter"],
4306 "cat_id" => -2,
4307 );
4308
4309 array_push($feeds, $row);
4310 }
4311 }
4312 }
4313
4314 /* Virtual feeds */
4315
4316 if ($cat_id == -4 || $cat_id == -1) {
4317 foreach (array(-1, -2, -3, -4, 0) as $i) {
4318 $unread = getFeedUnread($link, $i);
4319
4320 if ($unread || !$unread_only) {
4321 $title = getFeedTitle($link, $i);
4322
4323 $row = array(
4324 "id" => $i,
4325 "title" => $title,
4326 "unread" => $unread,
4327 "cat_id" => -1,
4328 );
4329 array_push($feeds, $row);
4330 }
4331
4332 }
4333 }
4334
4335 /* Real feeds */
4336
4337 if ($limit) {
4338 $limit_qpart = "LIMIT $limit OFFSET $offset";
4339 } else {
4340 $limit_qpart = "";
4341 }
4342
4343 if ($cat_id == -4 || $cat_id == -3) {
4344 $result = db_query($link, "SELECT
4345 id, feed_url, cat_id, title, ".
4346 SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
4347 FROM ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"] .
4348 " ORDER BY cat_id, title " . $limit_qpart);
4349 } else {
4350
4351 if ($cat_id)
4352 $cat_qpart = "cat_id = '$cat_id'";
4353 else
4354 $cat_qpart = "cat_id IS NULL";
4355
4356 $result = db_query($link, "SELECT
4357 id, feed_url, cat_id, title, ".
4358 SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
4359 FROM ttrss_feeds WHERE
4360 $cat_qpart AND owner_uid = " . $_SESSION["uid"] .
4361 " ORDER BY cat_id, title " . $limit_qpart);
4362 }
4363
4364 while ($line = db_fetch_assoc($result)) {
4365
4366 $unread = getFeedUnread($link, $line["id"]);
4367
4368 $has_icon = feed_has_icon($line['id']);
4369
4370 if ($unread || !$unread_only) {
4371
4372 $row = array(
4373 "feed_url" => $line["feed_url"],
4374 "title" => $line["title"],
4375 "id" => (int)$line["id"],
4376 "unread" => (int)$unread,
4377 "has_icon" => $has_icon,
4378 "cat_id" => (int)$line["cat_id"],
4379 "last_updated" => strtotime($line["last_updated"])
4380 );
4381
4382 array_push($feeds, $row);
4383 }
4384 }
4385
4386 return $feeds;
4387 }
4388
4389 function api_get_headlines($link, $feed_id, $limit, $offset,
4390 $filter, $is_cat, $show_excerpt, $show_content, $view_mode, $order,
4391 $include_attachments, $since_id) {
4392
4393 /* do not rely on params below */
4394
4395 $search = db_escape_string($_REQUEST["search"]);
4396 $search_mode = db_escape_string($_REQUEST["search_mode"]);
4397 $match_on = db_escape_string($_REQUEST["match_on"]);
4398
4399 $qfh_ret = queryFeedHeadlines($link, $feed_id, $limit,
4400 $view_mode, $is_cat, $search, $search_mode, $match_on,
4401 $order, $offset, 0, false, $since_id);
4402
4403 $result = $qfh_ret[0];
4404 $feed_title = $qfh_ret[1];
4405
4406 $headlines = array();
4407
4408 while ($line = db_fetch_assoc($result)) {
4409 $is_updated = ($line["last_read"] == "" &&
4410 ($line["unread"] != "t" && $line["unread"] != "1"));
4411
4412 $tags = explode(",", $line["tag_cache"]);
4413 $labels = json_decode($line["label_cache"], true);
4414
4415 //if (!$tags) $tags = get_article_tags($link, $line["id"]);
4416 //if (!$labels) $labels = get_article_labels($link, $line["id"]);
4417
4418 $headline_row = array(
4419 "id" => (int)$line["id"],
4420 "unread" => sql_bool_to_bool($line["unread"]),
4421 "marked" => sql_bool_to_bool($line["marked"]),
4422 "published" => sql_bool_to_bool($line["published"]),
4423 "updated" => strtotime($line["updated"]),
4424 "is_updated" => $is_updated,
4425 "title" => $line["title"],
4426 "link" => $line["link"],
4427 "feed_id" => $line["feed_id"],
4428 "tags" => $tags,
4429 );
4430
4431 if ($include_attachments)
4432 $headline_row['attachments'] = get_article_enclosures($link,
4433 $line['id']);
4434
4435 if ($show_excerpt) {
4436 $excerpt = truncate_string(strip_tags($line["content_preview"]), 100);
4437 $headline_row["excerpt"] = $excerpt;
4438 }
4439
4440 if ($show_content) {
4441 $headline_row["content"] = $line["content_preview"];
4442 }
4443
4444 // unify label output to ease parsing
4445 if ($labels["no-labels"] == 1) $labels = array();
4446
4447 $headline_row["labels"] = $labels;
4448
4449 array_push($headlines, $headline_row);
4450 }
4451
4452 return $headlines;
4453 }
4454
4455 function generate_error_feed($link, $error) {
4456 $reply = array();
4457
4458 $reply['headlines']['id'] = -6;
4459 $reply['headlines']['is_cat'] = false;
4460
4461 $reply['headlines']['toolbar'] = '';
4462 $reply['headlines']['content'] = "<div class='whiteBox'>". $error . "</div>";
4463
4464 $reply['headlines-info'] = array("count" => 0,
4465 "vgroup_last_feed" => '',
4466 "unread" => 0,
4467 "disable_cache" => true);
4468
4469 return $reply;
4470 }
4471
4472
4473 function generate_dashboard_feed($link) {
4474 $reply = array();
4475
4476 $reply['headlines']['id'] = -5;
4477 $reply['headlines']['is_cat'] = false;
4478
4479 $reply['headlines']['toolbar'] = '';
4480 $reply['headlines']['content'] = "<div class='whiteBox'>".__('No feed selected.');
4481
4482 $reply['headlines']['content'] .= "<p class=\"small\"><span class=\"insensitive\">";
4483
4484 $result = db_query($link, "SELECT ".SUBSTRING_FOR_DATE."(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
4485 WHERE owner_uid = " . $_SESSION['uid']);
4486
4487 $last_updated = db_fetch_result($result, 0, "last_updated");
4488 $last_updated = make_local_datetime($link, $last_updated, false);
4489
4490 $reply['headlines']['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated);
4491
4492 $result = db_query($link, "SELECT COUNT(id) AS num_errors
4493 FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ".$_SESSION["uid"]);
4494
4495 $num_errors = db_fetch_result($result, 0, "num_errors");
4496
4497 if ($num_errors > 0) {
4498 $reply['headlines']['content'] .= "<br/>";
4499 $reply['headlines']['content'] .= "<a class=\"insensitive\" href=\"#\" onclick=\"showFeedsWithErrors()\">".
4500 __('Some feeds have update errors (click for details)')."</a>";
4501 }
4502 $reply['headlines']['content'] .= "</span></p>";
4503
4504 $reply['headlines-info'] = array("count" => 0,
4505 "vgroup_last_feed" => '',
4506 "unread" => 0,
4507 "disable_cache" => true);
4508
4509 return $reply;
4510 }
4511
4512 function save_email_address($link, $email) {
4513 // FIXME: implement persistent storage of emails
4514
4515 if (!$_SESSION['stored_emails'])
4516 $_SESSION['stored_emails'] = array();
4517
4518 if (!in_array($email, $_SESSION['stored_emails']))
4519 array_push($_SESSION['stored_emails'], $email);
4520 }
4521
4522 function update_feed_access_key($link, $feed_id, $is_cat, $owner_uid = false) {
4523 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
4524
4525 $sql_is_cat = bool_to_sql_bool($is_cat);
4526
4527 $result = db_query($link, "SELECT access_key FROM ttrss_access_keys
4528 WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
4529 AND owner_uid = " . $owner_uid);
4530
4531 if (db_num_rows($result) == 1) {
4532 $key = db_escape_string(sha1(uniqid(rand(), true)));
4533
4534 db_query($link, "UPDATE ttrss_access_keys SET access_key = '$key'
4535 WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
4536 AND owner_uid = " . $owner_uid);
4537
4538 return $key;
4539
4540 } else {
4541 return get_feed_access_key($link, $feed_id, $is_cat, $owner_uid);
4542 }
4543 }
4544
4545 function get_feed_access_key($link, $feed_id, $is_cat, $owner_uid = false) {
4546
4547 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
4548
4549 $sql_is_cat = bool_to_sql_bool($is_cat);
4550
4551 $result = db_query($link, "SELECT access_key FROM ttrss_access_keys
4552 WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
4553 AND owner_uid = " . $owner_uid);
4554
4555 if (db_num_rows($result) == 1) {
4556 return db_fetch_result($result, 0, "access_key");
4557 } else {
4558 $key = db_escape_string(sha1(uniqid(rand(), true)));
4559
4560 $result = db_query($link, "INSERT INTO ttrss_access_keys
4561 (access_key, feed_id, is_cat, owner_uid)
4562 VALUES ('$key', '$feed_id', $sql_is_cat, '$owner_uid')");
4563
4564 return $key;
4565 }
4566 return false;
4567 }
4568
4569 /**
4570 * Extracts RSS/Atom feed URLs from the given HTML URL.
4571 *
4572 * @param string $url HTML page URL
4573 *
4574 * @return array Array of feeds. Key is the full URL, value the title
4575 */
4576 function get_feeds_from_html($url, $login = false, $pass = false)
4577 {
4578 $url = fix_url($url);
4579 $baseUrl = substr($url, 0, strrpos($url, '/') + 1);
4580
4581 libxml_use_internal_errors(true);
4582
4583 $content = @fetch_file_contents($url, false, $login, $pass);
4584
4585 $doc = new DOMDocument();
4586 $doc->loadHTML($content);
4587 $xpath = new DOMXPath($doc);
4588 $entries = $xpath->query('/html/head/link[@rel="alternate"]');
4589 $feedUrls = array();
4590 foreach ($entries as $entry) {
4591 if ($entry->hasAttribute('href')) {
4592 $title = $entry->getAttribute('title');
4593 if ($title == '') {
4594 $title = $entry->getAttribute('type');
4595 }
4596 $feedUrl = rewrite_relative_url(
4597 $baseUrl, $entry->getAttribute('href')
4598 );
4599 $feedUrls[$feedUrl] = $title;
4600 }
4601 }
4602 return $feedUrls;
4603 }
4604
4605 /**
4606 * Checks if the content behind the given URL is a HTML file
4607 *
4608 * @param string $url URL to check
4609 *
4610 * @return boolean True if the URL contains HTML content
4611 */
4612 function url_is_html($url, $login = false, $pass = false) {
4613 $content = substr(fetch_file_contents($url, false, $login, $pass), 0, 1000);
4614
4615 if (stripos($content, '<html>') === false
4616 && stripos($content, '<html ') === false
4617 ) {
4618 return false;
4619 }
4620
4621 return true;
4622 }
4623
4624 function print_label_select($link, $name, $value, $attributes = "") {
4625
4626 $result = db_query($link, "SELECT caption FROM ttrss_labels2
4627 WHERE owner_uid = '".$_SESSION["uid"]."' ORDER BY caption");
4628
4629 print "<select default=\"$value\" name=\"" . htmlspecialchars($name) .
4630 "\" $attributes onchange=\"labelSelectOnChange(this)\" >";
4631
4632 while ($line = db_fetch_assoc($result)) {
4633
4634 $issel = ($line["caption"] == $value) ? "selected=\"1\"" : "";
4635
4636 print "<option value=\"".htmlspecialchars($line["caption"])."\"
4637 $issel>" . htmlspecialchars($line["caption"]) . "</option>";
4638
4639 }
4640
4641 # print "<option value=\"ADD_LABEL\">" .__("Add label...") . "</option>";
4642
4643 print "</select>";
4644
4645
4646 }
4647
4648 function format_article_enclosures($link, $id, $always_display_enclosures,
4649 $article_content) {
4650
4651 $result = get_article_enclosures($link, $id);
4652 $rv = '';
4653
4654 if (count($result) > 0) {
4655
4656 $entries_html = array();
4657 $entries = array();
4658
4659 foreach ($result as $line) {
4660
4661 $url = $line["content_url"];
4662 $ctype = $line["content_type"];
4663
4664 if (!$ctype) $ctype = __("unknown type");
4665
4666 # $filename = substr($url, strrpos($url, "/")+1);
4667
4668 $entry = format_inline_player($link, $url, $ctype);
4669
4670 # $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
4671 # $filename . " (" . $ctype . ")" . "</a>";
4672
4673 array_push($entries_html, $entry);
4674
4675 $entry = array();
4676
4677 $entry["type"] = $ctype;
4678 $entry["filename"] = $filename;
4679 $entry["url"] = $url;
4680
4681 array_push($entries, $entry);
4682 }
4683
4684 $rv .= "<div class=\"postEnclosures\">";
4685
4686 if (!get_pref($link, "STRIP_IMAGES")) {
4687 if ($always_display_enclosures ||
4688 !preg_match("/<img/i", $article_content)) {
4689
4690 foreach ($entries as $entry) {
4691
4692 if (preg_match("/image/", $entry["type"]) ||
4693 preg_match("/\.(jpg|png|gif|bmp)/i", $entry["filename"])) {
4694
4695 $rv .= "<p><img
4696 alt=\"".htmlspecialchars($entry["filename"])."\"
4697 src=\"" .htmlspecialchars($entry["url"]) . "\"/></p>";
4698 }
4699 }
4700 }
4701 }
4702
4703 if (count($entries) == 1) {
4704 $rv .= __("Attachment:") . " ";
4705 } else {
4706 $rv .= __("Attachments:") . " ";
4707 }
4708
4709 $rv .= join(", ", $entries_html);
4710
4711 $rv .= "</div>";
4712 }
4713
4714 return $rv;
4715 }
4716
4717 function getLastArticleId($link) {
4718 $result = db_query($link, "SELECT MAX(ref_id) AS id FROM ttrss_user_entries
4719 WHERE owner_uid = " . $_SESSION["uid"]);
4720
4721 if (db_num_rows($result) == 1) {
4722 return db_fetch_result($result, 0, "id");
4723 } else {
4724 return -1;
4725 }
4726 }
4727
4728 function build_url($parts) {
4729 return $parts['scheme'] . "://" . $parts['host'] . $parts['path'];
4730 }
4731
4732 /**
4733 * Converts a (possibly) relative URL to a absolute one.
4734 *
4735 * @param string $url Base URL (i.e. from where the document is)
4736 * @param string $rel_url Possibly relative URL in the document
4737 *
4738 * @return string Absolute URL
4739 */
4740 function rewrite_relative_url($url, $rel_url) {
4741 if (strpos($rel_url, "://") !== false) {
4742 return $rel_url;
4743 } else if (strpos($rel_url, "/") === 0)
4744 {
4745 $parts = parse_url($url);
4746 $parts['path'] = $rel_url;
4747
4748 return build_url($parts);
4749
4750 } else {
4751 $parts = parse_url($url);
4752 if (!isset($parts['path'])) {
4753 $parts['path'] = '/';
4754 }
4755 $dir = $parts['path'];
4756 if (substr($dir, -1) !== '/') {
4757 $dir = dirname($parts['path']);
4758 $dir !== '/' && $dir .= '/';
4759 }
4760 $parts['path'] = $dir . $rel_url;
4761
4762 return build_url($parts);
4763 }
4764 }
4765
4766 function sphinx_search($query, $offset = 0, $limit = 30) {
4767 require_once 'lib/sphinxapi.php';
4768
4769 $sphinxClient = new SphinxClient();
4770
4771 $sphinxClient->SetServer('localhost', 9312);
4772 $sphinxClient->SetConnectTimeout(1);
4773
4774 $sphinxClient->SetFieldWeights(array('title' => 70, 'content' => 30,
4775 'feed_title' => 20));
4776
4777 $sphinxClient->SetMatchMode(SPH_MATCH_EXTENDED2);
4778 $sphinxClient->SetRankingMode(SPH_RANK_PROXIMITY_BM25);
4779 $sphinxClient->SetLimits($offset, $limit, 1000);
4780 $sphinxClient->SetArrayResult(false);
4781 $sphinxClient->SetFilter('owner_uid', array($_SESSION['uid']));
4782
4783 $result = $sphinxClient->Query($query, SPHINX_INDEX);
4784
4785 $ids = array();
4786
4787 if (is_array($result['matches'])) {
4788 foreach (array_keys($result['matches']) as $int_id) {
4789 $ref_id = $result['matches'][$int_id]['attrs']['ref_id'];
4790 array_push($ids, $ref_id);
4791 }
4792 }
4793
4794 return $ids;
4795 }
4796
4797 function cleanup_tags($link, $days = 14, $limit = 1000) {
4798
4799 if (DB_TYPE == "pgsql") {
4800 $interval_query = "date_updated < NOW() - INTERVAL '$days days'";
4801 } else if (DB_TYPE == "mysql") {
4802 $interval_query = "date_updated < DATE_SUB(NOW(), INTERVAL $days DAY)";
4803 }
4804
4805 $tags_deleted = 0;
4806
4807 while ($limit > 0) {
4808 $limit_part = 500;
4809
4810 $query = "SELECT ttrss_tags.id AS id
4811 FROM ttrss_tags, ttrss_user_entries, ttrss_entries
4812 WHERE post_int_id = int_id AND $interval_query AND
4813 ref_id = ttrss_entries.id AND tag_cache != '' LIMIT $limit_part";
4814
4815 $result = db_query($link, $query);
4816
4817 $ids = array();
4818
4819 while ($line = db_fetch_assoc($result)) {
4820 array_push($ids, $line['id']);
4821 }
4822
4823 if (count($ids) > 0) {
4824 $ids = join(",", $ids);
4825 print ".";
4826
4827 $tmp_result = db_query($link, "DELETE FROM ttrss_tags WHERE id IN ($ids)");
4828 $tags_deleted += db_affected_rows($link, $tmp_result);
4829 } else {
4830 break;
4831 }
4832
4833 $limit -= $limit_part;
4834 }
4835
4836 print "\n";
4837
4838 return $tags_deleted;
4839 }
4840
4841 function print_user_stylesheet($link) {
4842 $value = get_pref($link, 'USER_STYLESHEET');
4843
4844 if ($value) {
4845 print "<style type=\"text/css\">";
4846 print str_replace("<br/>", "\n", $value);
4847 print "</style>";
4848 }
4849
4850 }
4851
4852 function rewrite_urls($line) {
4853 global $url_regex;
4854
4855 $urls = null;
4856
4857 $result = preg_replace("/((?<!=.)((http|https|ftp)+):\/\/[^ ,!]+)/i",
4858 "<a target=\"_blank\" href=\"\\1\">\\1</a>", $line);
4859
4860 return $result;
4861 }
4862
4863 function filter_to_sql($filter) {
4864 $query = "";
4865
4866 if (DB_TYPE == "pgsql")
4867 $reg_qpart = "~";
4868 else
4869 $reg_qpart = "REGEXP";
4870
4871 switch ($filter["type"]) {
4872 case "title":
4873 $query = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
4874 $filter['reg_exp'] . "')";
4875 break;
4876 case "content":
4877 $query = "LOWER(ttrss_entries.content) $reg_qpart LOWER('".
4878 $filter['reg_exp'] . "')";
4879 break;
4880 case "both":
4881 $query = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
4882 $filter['reg_exp'] . "') OR LOWER(" .
4883 "ttrss_entries.content) $reg_qpart LOWER('" . $filter['reg_exp'] . "')";
4884 break;
4885 case "tag":
4886 $query = "LOWER(ttrss_user_entries.tag_cache) $reg_qpart LOWER('".
4887 $filter['reg_exp'] . "')";
4888 break;
4889 case "link":
4890 $query = "LOWER(ttrss_entries.link) $reg_qpart LOWER('".
4891 $filter['reg_exp'] . "')";
4892 break;
4893 case "date":
4894
4895 if ($filter["filter_param"] == "before")
4896 $cmp_qpart = "<";
4897 else
4898 $cmp_qpart = ">=";
4899
4900 $timestamp = date("Y-m-d H:N:s", strtotime($filter["reg_exp"]));
4901 $query = "ttrss_entries.date_entered $cmp_qpart '$timestamp'";
4902 break;
4903 case "author":
4904 $query = "LOWER(ttrss_entries.author) $reg_qpart LOWER('".
4905 $filter['reg_exp'] . "')";
4906 break;
4907 }
4908
4909 if ($filter["inverse"])
4910 $query = "NOT ($query)";
4911
4912 if ($query) {
4913 if (DB_TYPE == "pgsql") {
4914 $query = " ($query) AND ttrss_entries.date_entered > NOW() - INTERVAL '14 days'";
4915 } else {
4916 $query = " ($query) AND ttrss_entries.date_entered > DATE_SUB(NOW(), INTERVAL 14 DAY)";
4917 }
4918 $query .= " AND ";
4919 }
4920
4921
4922 return $query;
4923 }
4924
4925 // Status codes:
4926 // -1 - never connected
4927 // 0 - no data received
4928 // 1 - data received successfully
4929 // 2 - did not receive valid data
4930 // >10 - server error, code + 10 (e.g. 16 means server error 6)
4931
4932 function get_linked_feeds($link, $instance_id = false) {
4933 if ($instance_id)
4934 $instance_qpart = "id = '$instance_id' AND ";
4935 else
4936 $instance_qpart = "";
4937
4938 if (DB_TYPE == "pgsql") {
4939 $date_qpart = "last_connected < NOW() - INTERVAL '6 hours'";
4940 } else {
4941 $date_qpart = "last_connected < DATE_SUB(NOW(), INTERVAL 6 HOUR)";
4942 }
4943
4944 $result = db_query($link, "SELECT id, access_key, access_url FROM ttrss_linked_instances
4945 WHERE $instance_qpart $date_qpart ORDER BY last_connected");
4946
4947 while ($line = db_fetch_assoc($result)) {
4948 $id = $line['id'];
4949
4950 _debug("Updating: " . $line['access_url'] . " ($id)");
4951
4952 $fetch_url = $line['access_url'] . '/public.php?op=fbexport';
4953 $post_query = 'key=' . $line['access_key'];
4954
4955 $feeds = fetch_file_contents($fetch_url, false, false, false, $post_query);
4956
4957 // try doing it the old way
4958 if (!$feeds) {
4959 $fetch_url = $line['access_url'] . '/backend.php?op=fbexport';
4960 $feeds = fetch_file_contents($fetch_url, false, false, false, $post_query);
4961 }
4962
4963 if ($feeds) {
4964 $feeds = json_decode($feeds, true);
4965
4966 if ($feeds) {
4967 if ($feeds['error']) {
4968 $status = $feeds['error']['code'] + 10;
4969 } else {
4970 $status = 1;
4971
4972 if (count($feeds['feeds']) > 0) {
4973
4974 db_query($link, "DELETE FROM ttrss_linked_feeds
4975 WHERE instance_id = '$id'");
4976
4977 foreach ($feeds['feeds'] as $feed) {
4978 $feed_url = db_escape_string($feed['feed_url']);
4979 $title = db_escape_string($feed['title']);
4980 $subscribers = db_escape_string($feed['subscribers']);
4981 $site_url = db_escape_string($feed['site_url']);
4982
4983 db_query($link, "INSERT INTO ttrss_linked_feeds
4984 (feed_url, site_url, title, subscribers, instance_id, created, updated)
4985 VALUES
4986 ('$feed_url', '$site_url', '$title', '$subscribers', '$id', NOW(), NOW())");
4987 }
4988 } else {
4989 // received 0 feeds, this might indicate that
4990 // the instance on the other hand is rebuilding feedbrowser cache
4991 // we will try again later
4992
4993 // TODO: maybe perform expiration based on updated here?
4994 }
4995
4996 _debug("Processed " . count($feeds['feeds']) . " feeds.");
4997 }
4998 } else {
4999 $status = 2;
5000 }
5001
5002 } else {
5003 $status = 0;
5004 }
5005
5006 _debug("Status: $status");
5007
5008 db_query($link, "UPDATE ttrss_linked_instances SET
5009 last_status_out = '$status', last_connected = NOW() WHERE id = '$id'");
5010
5011 }
5012 }
5013
5014 function make_feed_browser($link, $search, $limit, $mode = 1) {
5015
5016 $owner_uid = $_SESSION["uid"];
5017 $rv = '';
5018
5019 if ($search) {
5020 $search_qpart = "AND (UPPER(feed_url) LIKE UPPER('%$search%') OR
5021 UPPER(title) LIKE UPPER('%$search%'))";
5022 } else {
5023 $search_qpart = "";
5024 }
5025
5026 if ($mode == 1) {
5027 /* $result = db_query($link, "SELECT feed_url, subscribers FROM
5028 ttrss_feedbrowser_cache WHERE (SELECT COUNT(id) = 0 FROM ttrss_feeds AS tf
5029 WHERE tf.feed_url = ttrss_feedbrowser_cache.feed_url
5030 AND owner_uid = '$owner_uid') $search_qpart
5031 ORDER BY subscribers DESC LIMIT $limit"); */
5032
5033 $result = db_query($link, "SELECT feed_url, site_url, title, SUM(subscribers) AS subscribers FROM
5034 (SELECT feed_url, site_url, title, subscribers FROM ttrss_feedbrowser_cache UNION ALL
5035 SELECT feed_url, site_url, title, subscribers FROM ttrss_linked_feeds) AS qqq
5036 WHERE
5037 (SELECT COUNT(id) = 0 FROM ttrss_feeds AS tf
5038 WHERE tf.feed_url = qqq.feed_url
5039 AND owner_uid = '$owner_uid') $search_qpart
5040 GROUP BY feed_url, site_url, title ORDER BY subscribers DESC LIMIT $limit");
5041
5042 } else if ($mode == 2) {
5043 $result = db_query($link, "SELECT *,
5044 (SELECT COUNT(*) FROM ttrss_user_entries WHERE
5045 orig_feed_id = ttrss_archived_feeds.id) AS articles_archived
5046 FROM
5047 ttrss_archived_feeds
5048 WHERE
5049 (SELECT COUNT(*) FROM ttrss_feeds
5050 WHERE ttrss_feeds.feed_url = ttrss_archived_feeds.feed_url AND
5051 owner_uid = '$owner_uid') = 0 AND
5052 owner_uid = '$owner_uid' $search_qpart
5053 ORDER BY id DESC LIMIT $limit");
5054 }
5055
5056 $feedctr = 0;
5057
5058 while ($line = db_fetch_assoc($result)) {
5059
5060 if ($mode == 1) {
5061
5062 $feed_url = htmlspecialchars($line["feed_url"]);
5063 $site_url = htmlspecialchars($line["site_url"]);
5064 $subscribers = $line["subscribers"];
5065
5066 $check_box = "<input onclick='toggleSelectListRow2(this)'
5067 dojoType=\"dijit.form.CheckBox\"
5068 type=\"checkbox\" \">";
5069
5070 $class = ($feedctr % 2) ? "even" : "odd";
5071
5072 $site_url = "<a target=\"_blank\"
5073 href=\"$site_url\">
5074 <span class=\"fb_feedTitle\">".
5075 htmlspecialchars($line["title"])."</span></a>";
5076
5077 $feed_url = "<a target=\"_blank\" class=\"fb_feedUrl\"
5078 href=\"$feed_url\"><img src='images/feed-icon-12x12.png'
5079 style='vertical-align : middle'></a>";
5080
5081 $rv .= "<li>$check_box $feed_url $site_url".
5082 "&nbsp;<span class='subscribers'>($subscribers)</span></li>";
5083
5084 } else if ($mode == 2) {
5085 $feed_url = htmlspecialchars($line["feed_url"]);
5086 $site_url = htmlspecialchars($line["site_url"]);
5087 $title = htmlspecialchars($line["title"]);
5088
5089 $check_box = "<input onclick='toggleSelectListRow2(this)' dojoType=\"dijit.form.CheckBox\"
5090 type=\"checkbox\">";
5091
5092 $class = ($feedctr % 2) ? "even" : "odd";
5093
5094 if ($line['articles_archived'] > 0) {
5095 $archived = sprintf(__("%d archived articles"), $line['articles_archived']);
5096 $archived = "&nbsp;<span class='subscribers'>($archived)</span>";
5097 } else {
5098 $archived = '';
5099 }
5100
5101 $site_url = "<a target=\"_blank\"
5102 href=\"$site_url\">
5103 <span class=\"fb_feedTitle\">".
5104 htmlspecialchars($line["title"])."</span></a>";
5105
5106 $feed_url = "<a target=\"_blank\" class=\"fb_feedUrl\"
5107 href=\"$feed_url\"><img src='images/feed-icon-12x12.png'
5108 style='vertical-align : middle'></a>";
5109
5110
5111 $rv .= "<li id=\"FBROW-".$line["id"]."\">".
5112 "$check_box $feed_url $site_url $archived</li>";
5113 }
5114
5115 ++$feedctr;
5116 }
5117
5118 if ($feedctr == 0) {
5119 $rv .= "<li style=\"text-align : center\"><p>".__('No feeds found.')."</p></li>";
5120 }
5121
5122 return $rv;
5123 }
5124
5125 if (!function_exists('gzdecode')) {
5126 function gzdecode($string) { // no support for 2nd argument
5127 return file_get_contents('compress.zlib://data:who/cares;base64,'.
5128 base64_encode($string));
5129 }
5130 }
5131
5132 function perform_data_import($link, $filename, $owner_uid) {
5133
5134 $num_imported = 0;
5135 $num_processed = 0;
5136 $num_feeds_created = 0;
5137
5138 $doc = @DOMDocument::load($filename);
5139
5140 if (!$doc) {
5141 $contents = file_get_contents($filename);
5142
5143 if ($contents) {
5144 $data = @gzuncompress($contents);
5145 }
5146
5147 if (!$data) {
5148 $data = @gzdecode($contents);
5149 }
5150
5151 if ($data)
5152 $doc = DOMDocument::loadXML($data);
5153 }
5154
5155 if ($doc) {
5156
5157 $xpath = new DOMXpath($doc);
5158
5159 $container = $doc->firstChild;
5160
5161 if ($container && $container->hasAttribute('schema-version')) {
5162 $schema_version = $container->getAttribute('schema-version');
5163
5164 if ($schema_version != SCHEMA_VERSION) {
5165 print "<p>" .__("Could not import: incorrect schema version.") . "</p>";
5166 return;
5167 }
5168
5169 } else {
5170 print "<p>" . __("Could not import: unrecognized document format.") . "</p>";
5171 return;
5172 }
5173
5174 $articles = $xpath->query("//article");
5175
5176 foreach ($articles as $article_node) {
5177 if ($article_node->childNodes) {
5178
5179 $ref_id = 0;
5180
5181 $article = array();
5182
5183 foreach ($article_node->childNodes as $child) {
5184 if ($child->nodeName != 'label_cache')
5185 $article[$child->nodeName] = db_escape_string($child->nodeValue);
5186 else
5187 $article[$child->nodeName] = $child->nodeValue;
5188 }
5189
5190 //print_r($article);
5191
5192 if ($article['guid']) {
5193
5194 ++$num_processed;
5195
5196 //db_query($link, "BEGIN");
5197
5198 //print 'GUID:' . $article['guid'] . "\n";
5199
5200 $result = db_query($link, "SELECT id FROM ttrss_entries
5201 WHERE guid = '".$article['guid']."'");
5202
5203 if (db_num_rows($result) == 0) {
5204
5205 $result = db_query($link,
5206 "INSERT INTO ttrss_entries
5207 (title,
5208 guid,
5209 link,
5210 updated,
5211 content,
5212 content_hash,
5213 no_orig_date,
5214 date_updated,
5215 date_entered,
5216 comments,
5217 num_comments,
5218 author)
5219 VALUES
5220 ('".$article['title']."',
5221 '".$article['guid']."',
5222 '".$article['link']."',
5223 '".$article['updated']."',
5224 '".$article['content']."',
5225 '".sha1($article['content'])."',
5226 false,
5227 NOW(),
5228 NOW(),
5229 '',
5230 '0',
5231 '')");
5232
5233 $result = db_query($link, "SELECT id FROM ttrss_entries
5234 WHERE guid = '".$article['guid']."'");
5235
5236 if (db_num_rows($result) != 0) {
5237 $ref_id = db_fetch_result($result, 0, "id");
5238 }
5239
5240 } else {
5241 $ref_id = db_fetch_result($result, 0, "id");
5242 }
5243
5244 //print "Got ref ID: $ref_id\n";
5245
5246 if ($ref_id) {
5247
5248 $feed_url = $article['feed_url'];
5249 $feed_title = $article['feed_title'];
5250
5251 $feed = 'NULL';
5252
5253 if ($feed_url && $feed_title) {
5254 $result = db_query($link, "SELECT id FROM ttrss_feeds
5255 WHERE feed_url = '$feed_url' AND owner_uid = '$owner_uid'");
5256
5257 if (db_num_rows($result) != 0) {
5258 $feed = db_fetch_result($result, 0, "id");
5259 } else {
5260 // try autocreating feed in Uncategorized...
5261
5262 $result = db_query($link, "INSERT INTO ttrss_feeds (owner_uid,
5263 feed_url, title) VALUES ($owner_uid, '$feed_url', '$feed_title')");
5264
5265 $result = db_query($link, "SELECT id FROM ttrss_feeds
5266 WHERE feed_url = '$feed_url' AND owner_uid = '$owner_uid'");
5267
5268 if (db_num_rows($result) != 0) {
5269 ++$num_feeds_created;
5270
5271 $feed = db_fetch_result($result, 0, "id");
5272 }
5273 }
5274 }
5275
5276 if ($feed != 'NULL')
5277 $feed_qpart = "feed_id = $feed";
5278 else
5279 $feed_qpart = "feed_id IS NULL";
5280
5281 //print "$ref_id / $feed / " . $article['title'] . "\n";
5282
5283 $result = db_query($link, "SELECT int_id FROM ttrss_user_entries
5284 WHERE ref_id = '$ref_id' AND owner_uid = '$owner_uid' AND $feed_qpart");
5285
5286 if (db_num_rows($result) == 0) {
5287
5288 $marked = bool_to_sql_bool(sql_bool_to_bool($article['marked']));
5289 $published = bool_to_sql_bool(sql_bool_to_bool($article['published']));
5290 $score = (int) $article['score'];
5291
5292 $tag_cache = $article['tag_cache'];
5293 $label_cache = db_escape_string($article['label_cache']);
5294 $note = $article['note'];
5295
5296 //print "Importing " . $article['title'] . "<br/>";
5297
5298 ++$num_imported;
5299
5300 $result = db_query($link,
5301 "INSERT INTO ttrss_user_entries
5302 (ref_id, owner_uid, feed_id, unread, last_read, marked,
5303 published, score, tag_cache, label_cache, uuid, note)
5304 VALUES ($ref_id, $owner_uid, $feed, false,
5305 NULL, $marked, $published, $score, '$tag_cache',
5306 '$label_cache', '', '$note')");
5307
5308 $label_cache = json_decode($label_cache, true);
5309
5310 if (is_array($label_cache) && $label_cache["no-labels"] != 1) {
5311 foreach ($label_cache as $label) {
5312
5313 label_create($link, $label[1],
5314 $label[2], $label[3], $owner_uid);
5315
5316 label_add_article($link, $ref_id, $label[1], $owner_uid);
5317
5318 }
5319 }
5320
5321 //db_query($link, "COMMIT");
5322 }
5323 }
5324 }
5325 }
5326 }
5327
5328 print "<p>" .
5329 T_sprintf("Finished: %d articles processed, %d imported, %d feeds created.",
5330 $num_processed, $num_imported, $num_feeds_created) .
5331 "</p>";
5332
5333 } else {
5334
5335 print "<p>" . __("Could not load XML document.") . "</p>";
5336
5337 }
5338 }
5339 ?>
web-based news feed (RSS/Atom) reader and aggregator; see https://tt-rss.org/