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implement additional counter mode for virtual feeds when there's 0 unread articles
[tt-rss.git] / include / functions.php
1 <?php
2 define('EXPECTED_CONFIG_VERSION', 26);
3 define('SCHEMA_VERSION', 120);
4
5 define('LABEL_BASE_INDEX', -1024);
6 define('PLUGIN_FEED_BASE_INDEX', -128);
7
8 define('COOKIE_LIFETIME_LONG', 86400*365);
9
10 $fetch_last_error = false;
11 $fetch_last_error_code = false;
12 $fetch_last_content_type = false;
13 $fetch_curl_used = false;
14
15 mb_internal_encoding("UTF-8");
16 date_default_timezone_set('UTC');
17 if (defined('E_DEPRECATED')) {
18 error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED);
19 } else {
20 error_reporting(E_ALL & ~E_NOTICE);
21 }
22
23 require_once 'config.php';
24
25 /**
26 * Define a constant if not already defined
27 *
28 * @param string $name The constant name.
29 * @param mixed $value The constant value.
30 * @access public
31 * @return boolean True if defined successfully or not.
32 */
33 function define_default($name, $value) {
34 defined($name) or define($name, $value);
35 }
36
37 ///// Some defaults that you can override in config.php //////
38
39 define_default('FEED_FETCH_TIMEOUT', 45);
40 // How may seconds to wait for response when requesting feed from a site
41 define_default('FEED_FETCH_NO_CACHE_TIMEOUT', 15);
42 // How may seconds to wait for response when requesting feed from a
43 // site when that feed wasn't cached before
44 define_default('FILE_FETCH_TIMEOUT', 45);
45 // Default timeout when fetching files from remote sites
46 define_default('FILE_FETCH_CONNECT_TIMEOUT', 15);
47 // How many seconds to wait for initial response from website when
48 // fetching files from remote sites
49
50 if (DB_TYPE == "pgsql") {
51 define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE');
52 } else {
53 define('SUBSTRING_FOR_DATE', 'SUBSTRING');
54 }
55
56 /**
57 * Return available translations names.
58 *
59 * @access public
60 * @return array A array of available translations.
61 */
62 function get_translations() {
63 $tr = array(
64 "auto" => "Detect automatically",
65 "ca_CA" => "Català",
66 "cs_CZ" => "Česky",
67 "en_US" => "English",
68 "es_ES" => "Español",
69 "de_DE" => "Deutsch",
70 "fr_FR" => "Français",
71 "hu_HU" => "Magyar (Hungarian)",
72 "it_IT" => "Italiano",
73 "ja_JP" => "日本語 (Japanese)",
74 "lv_LV" => "Latviešu",
75 "nb_NO" => "Norwegian bokmål",
76 "nl_NL" => "Dutch",
77 "pl_PL" => "Polski",
78 "ru_RU" => "Русский",
79 "pt_BR" => "Portuguese/Brazil",
80 "zh_CN" => "Simplified Chinese",
81 "sv_SE" => "Svenska",
82 "fi_FI" => "Suomi");
83
84 return $tr;
85 }
86
87 require_once "lib/accept-to-gettext.php";
88 require_once "lib/gettext/gettext.inc";
89
90
91 function startup_gettext() {
92
93 # Get locale from Accept-Language header
94 $lang = al2gt(array_keys(get_translations()), "text/html");
95
96 if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
97 $lang = _TRANSLATION_OVERRIDE_DEFAULT;
98 }
99
100 if ($_SESSION["uid"] && get_schema_version() >= 120) {
101 $pref_lang = get_pref("USER_LANGUAGE", $_SESSION["uid"]);
102
103 if ($pref_lang) {
104 $lang = $pref_lang;
105 }
106 }
107
108 if ($lang) {
109 if (defined('LC_MESSAGES')) {
110 _setlocale(LC_MESSAGES, $lang);
111 } else if (defined('LC_ALL')) {
112 _setlocale(LC_ALL, $lang);
113 }
114
115 _bindtextdomain("messages", "locale");
116
117 _textdomain("messages");
118 _bind_textdomain_codeset("messages", "UTF-8");
119 }
120 }
121
122 require_once 'db-prefs.php';
123 require_once 'version.php';
124 require_once 'ccache.php';
125 require_once 'labels.php';
126
127 define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . VERSION . ' (http://tt-rss.org/)');
128 ini_set('user_agent', SELF_USER_AGENT);
129
130 require_once 'lib/pubsubhubbub/publisher.php';
131
132 $schema_version = false;
133
134 /**
135 * Print a timestamped debug message.
136 *
137 * @param string $msg The debug message.
138 * @return void
139 */
140 function _debug($msg, $show = true) {
141
142 $ts = strftime("%H:%M:%S", time());
143 if (function_exists('posix_getpid')) {
144 $ts = "$ts/" . posix_getpid();
145 }
146
147 if ($show && !(defined('QUIET') && QUIET)) {
148 print "[$ts] $msg\n";
149 }
150
151 if (defined('LOGFILE')) {
152 $fp = fopen(LOGFILE, 'a+');
153
154 if ($fp) {
155 fputs($fp, "[$ts] $msg\n");
156 fclose($fp);
157 }
158 }
159
160 } // function _debug
161
162 /**
163 * Purge a feed old posts.
164 *
165 * @param mixed $link A database connection.
166 * @param mixed $feed_id The id of the purged feed.
167 * @param mixed $purge_interval Olderness of purged posts.
168 * @param boolean $debug Set to True to enable the debug. False by default.
169 * @access public
170 * @return void
171 */
172 function purge_feed($feed_id, $purge_interval, $debug = false) {
173
174 if (!$purge_interval) $purge_interval = feed_purge_interval($feed_id);
175
176 $rows = -1;
177
178 $result = db_query(
179 "SELECT owner_uid FROM ttrss_feeds WHERE id = '$feed_id'");
180
181 $owner_uid = false;
182
183 if (db_num_rows($result) == 1) {
184 $owner_uid = db_fetch_result($result, 0, "owner_uid");
185 }
186
187 if ($purge_interval == -1 || !$purge_interval) {
188 if ($owner_uid) {
189 ccache_update($feed_id, $owner_uid);
190 }
191 return;
192 }
193
194 if (!$owner_uid) return;
195
196 if (FORCE_ARTICLE_PURGE == 0) {
197 $purge_unread = get_pref("PURGE_UNREAD_ARTICLES",
198 $owner_uid, false);
199 } else {
200 $purge_unread = true;
201 $purge_interval = FORCE_ARTICLE_PURGE;
202 }
203
204 if (!$purge_unread) $query_limit = " unread = false AND ";
205
206 if (DB_TYPE == "pgsql") {
207 $pg_version = get_pgsql_version();
208
209 if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) {
210
211 $result = db_query("DELETE FROM ttrss_user_entries WHERE
212 ttrss_entries.id = ref_id AND
213 marked = false AND
214 feed_id = '$feed_id' AND
215 $query_limit
216 ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
217
218 } else {
219
220 $result = db_query("DELETE FROM ttrss_user_entries
221 USING ttrss_entries
222 WHERE ttrss_entries.id = ref_id AND
223 marked = false AND
224 feed_id = '$feed_id' AND
225 $query_limit
226 ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
227 }
228
229 } else {
230
231 /* $result = db_query("DELETE FROM ttrss_user_entries WHERE
232 marked = false AND feed_id = '$feed_id' AND
233 (SELECT date_updated FROM ttrss_entries WHERE
234 id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */
235
236 $result = db_query("DELETE FROM ttrss_user_entries
237 USING ttrss_user_entries, ttrss_entries
238 WHERE ttrss_entries.id = ref_id AND
239 marked = false AND
240 feed_id = '$feed_id' AND
241 $query_limit
242 ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
243 }
244
245 $rows = db_affected_rows($result);
246
247 ccache_update($feed_id, $owner_uid);
248
249 if ($debug) {
250 _debug("Purged feed $feed_id ($purge_interval): deleted $rows articles");
251 }
252
253 return $rows;
254 } // function purge_feed
255
256 function feed_purge_interval($feed_id) {
257
258 $result = db_query("SELECT purge_interval, owner_uid FROM ttrss_feeds
259 WHERE id = '$feed_id'");
260
261 if (db_num_rows($result) == 1) {
262 $purge_interval = db_fetch_result($result, 0, "purge_interval");
263 $owner_uid = db_fetch_result($result, 0, "owner_uid");
264
265 if ($purge_interval == 0) $purge_interval = get_pref(
266 'PURGE_OLD_DAYS', $owner_uid);
267
268 return $purge_interval;
269
270 } else {
271 return -1;
272 }
273 }
274
275 function purge_orphans($do_output = false) {
276
277 // purge orphaned posts in main content table
278 $result = db_query("DELETE FROM ttrss_entries WHERE
279 (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
280
281 if ($do_output) {
282 $rows = db_affected_rows($result);
283 _debug("Purged $rows orphaned posts.");
284 }
285 }
286
287 function get_feed_update_interval($feed_id) {
288 $result = db_query("SELECT owner_uid, update_interval FROM
289 ttrss_feeds WHERE id = '$feed_id'");
290
291 if (db_num_rows($result) == 1) {
292 $update_interval = db_fetch_result($result, 0, "update_interval");
293 $owner_uid = db_fetch_result($result, 0, "owner_uid");
294
295 if ($update_interval != 0) {
296 return $update_interval;
297 } else {
298 return get_pref('DEFAULT_UPDATE_INTERVAL', $owner_uid, false);
299 }
300
301 } else {
302 return -1;
303 }
304 }
305
306 function fetch_file_contents($url, $type = false, $login = false, $pass = false, $post_query = false, $timeout = false, $timestamp = 0) {
307
308 global $fetch_last_error;
309 global $fetch_last_error_code;
310 global $fetch_last_content_type;
311 global $fetch_curl_used;
312
313 $url = str_replace(' ', '%20', $url);
314
315 if (!defined('NO_CURL') && function_exists('curl_init')) {
316
317 $fetch_curl_used = true;
318
319 if (ini_get("safe_mode") || ini_get("open_basedir")) {
320 $ch = curl_init(geturl($url));
321 } else {
322 $ch = curl_init($url);
323 }
324
325 if ($timestamp && !$post_query) {
326 curl_setopt($ch, CURLOPT_HTTPHEADER,
327 array("If-Modified-Since: ".gmdate('D, d M Y H:i:s \G\M\T', $timestamp)));
328 }
329
330 curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout ? $timeout : FILE_FETCH_CONNECT_TIMEOUT);
331 curl_setopt($ch, CURLOPT_TIMEOUT, $timeout ? $timeout : FILE_FETCH_TIMEOUT);
332 curl_setopt($ch, CURLOPT_FOLLOWLOCATION, !ini_get("safe_mode") && !ini_get("open_basedir"));
333 curl_setopt($ch, CURLOPT_MAXREDIRS, 20);
334 curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
335 curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
336 curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
337 curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
338 curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
339 curl_setopt($ch, CURLOPT_ENCODING, "");
340 curl_setopt($ch, CURLOPT_REFERER, $url);
341
342 if ($post_query) {
343 curl_setopt($ch, CURLOPT_POST, true);
344 curl_setopt($ch, CURLOPT_POSTFIELDS, $post_query);
345 }
346
347 if ($login && $pass)
348 curl_setopt($ch, CURLOPT_USERPWD, "$login:$pass");
349
350 $contents = @curl_exec($ch);
351
352 if (curl_errno($ch) === 23 || curl_errno($ch) === 61) {
353 curl_setopt($ch, CURLOPT_ENCODING, 'none');
354 $contents = @curl_exec($ch);
355 }
356
357 if ($contents === false) {
358 $fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
359 curl_close($ch);
360 return false;
361 }
362
363 $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
364 $fetch_last_content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
365
366 $fetch_last_error_code = $http_code;
367
368 if ($http_code != 200 || $type && strpos($fetch_last_content_type, "$type") === false) {
369 if (curl_errno($ch) != 0) {
370 $fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
371 } else {
372 $fetch_last_error = "HTTP Code: $http_code";
373 }
374 curl_close($ch);
375 return false;
376 }
377
378 curl_close($ch);
379
380 return $contents;
381 } else {
382
383 $fetch_curl_used = false;
384
385 if ($login && $pass){
386 $url_parts = array();
387
388 preg_match("/(^[^:]*):\/\/(.*)/", $url, $url_parts);
389
390 $pass = urlencode($pass);
391
392 if ($url_parts[1] && $url_parts[2]) {
393 $url = $url_parts[1] . "://$login:$pass@" . $url_parts[2];
394 }
395 }
396
397 if (!$post_query && $timestamp) {
398 $context = stream_context_create(array(
399 'http' => array(
400 'method' => 'GET',
401 'header' => "If-Modified-Since: ".gmdate("D, d M Y H:i:s \\G\\M\\T\r\n", $timestamp)
402 )));
403 } else {
404 $context = NULL;
405 }
406
407 $old_error = error_get_last();
408
409 $data = @file_get_contents($url, false, $context);
410
411 $fetch_last_content_type = false; // reset if no type was sent from server
412 if (isset($http_response_header) && is_array($http_response_header)) {
413 foreach ($http_response_header as $h) {
414 if (substr(strtolower($h), 0, 13) == 'content-type:') {
415 $fetch_last_content_type = substr($h, 14);
416 // don't abort here b/c there might be more than one
417 // e.g. if we were being redirected -- last one is the right one
418 }
419
420 if (substr(strtolower($h), 0, 7) == 'http/1.') {
421 $fetch_last_error_code = (int) substr($h, 9, 3);
422 }
423 }
424 }
425
426 if (!$data) {
427 $error = error_get_last();
428
429 if ($error['message'] != $old_error['message']) {
430 $fetch_last_error = $error["message"];
431 } else {
432 $fetch_last_error = "HTTP Code: $fetch_last_error_code";
433 }
434 }
435 return $data;
436 }
437
438 }
439
440 /**
441 * Try to determine the favicon URL for a feed.
442 * adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/)
443 * http://dev.wp-plugins.org/file/favatars/trunk/favatars.php
444 *
445 * @param string $url A feed or page URL
446 * @access public
447 * @return mixed The favicon URL, or false if none was found.
448 */
449 function get_favicon_url($url) {
450
451 $favicon_url = false;
452
453 if ($html = @fetch_file_contents($url)) {
454
455 libxml_use_internal_errors(true);
456
457 $doc = new DOMDocument();
458 $doc->loadHTML($html);
459 $xpath = new DOMXPath($doc);
460
461 $base = $xpath->query('/html/head/base');
462 foreach ($base as $b) {
463 $url = $b->getAttribute("href");
464 break;
465 }
466
467 $entries = $xpath->query('/html/head/link[@rel="shortcut icon" or @rel="icon"]');
468 if (count($entries) > 0) {
469 foreach ($entries as $entry) {
470 $favicon_url = rewrite_relative_url($url, $entry->getAttribute("href"));
471 break;
472 }
473 }
474 }
475
476 if (!$favicon_url)
477 $favicon_url = rewrite_relative_url($url, "/favicon.ico");
478
479 return $favicon_url;
480 } // function get_favicon_url
481
482 function check_feed_favicon($site_url, $feed) {
483 # print "FAVICON [$site_url]: $favicon_url\n";
484
485 $icon_file = ICONS_DIR . "/$feed.ico";
486
487 if (!file_exists($icon_file)) {
488 $favicon_url = get_favicon_url($site_url);
489
490 if ($favicon_url) {
491 // Limiting to "image" type misses those served with text/plain
492 $contents = fetch_file_contents($favicon_url); // , "image");
493
494 if ($contents) {
495 // Crude image type matching.
496 // Patterns gleaned from the file(1) source code.
497 if (preg_match('/^\x00\x00\x01\x00/', $contents)) {
498 // 0 string \000\000\001\000 MS Windows icon resource
499 //error_log("check_feed_favicon: favicon_url=$favicon_url isa MS Windows icon resource");
500 }
501 elseif (preg_match('/^GIF8/', $contents)) {
502 // 0 string GIF8 GIF image data
503 //error_log("check_feed_favicon: favicon_url=$favicon_url isa GIF image");
504 }
505 elseif (preg_match('/^\x89PNG\x0d\x0a\x1a\x0a/', $contents)) {
506 // 0 string \x89PNG\x0d\x0a\x1a\x0a PNG image data
507 //error_log("check_feed_favicon: favicon_url=$favicon_url isa PNG image");
508 }
509 elseif (preg_match('/^\xff\xd8/', $contents)) {
510 // 0 beshort 0xffd8 JPEG image data
511 //error_log("check_feed_favicon: favicon_url=$favicon_url isa JPG image");
512 }
513 else {
514 //error_log("check_feed_favicon: favicon_url=$favicon_url isa UNKNOWN type");
515 $contents = "";
516 }
517 }
518
519 if ($contents) {
520 $fp = @fopen($icon_file, "w");
521
522 if ($fp) {
523 fwrite($fp, $contents);
524 fclose($fp);
525 chmod($icon_file, 0644);
526 }
527 }
528 }
529 return $icon_file;
530 }
531 }
532
533 function print_select($id, $default, $values, $attributes = "") {
534 print "<select name=\"$id\" id=\"$id\" $attributes>";
535 foreach ($values as $v) {
536 if ($v == $default)
537 $sel = "selected=\"1\"";
538 else
539 $sel = "";
540
541 $v = trim($v);
542
543 print "<option value=\"$v\" $sel>$v</option>";
544 }
545 print "</select>";
546 }
547
548 function print_select_hash($id, $default, $values, $attributes = "") {
549 print "<select name=\"$id\" id='$id' $attributes>";
550 foreach (array_keys($values) as $v) {
551 if ($v == $default)
552 $sel = 'selected="selected"';
553 else
554 $sel = "";
555
556 $v = trim($v);
557
558 print "<option $sel value=\"$v\">".$values[$v]."</option>";
559 }
560
561 print "</select>";
562 }
563
564 function print_radio($id, $default, $true_is, $values, $attributes = "") {
565 foreach ($values as $v) {
566
567 if ($v == $default)
568 $sel = "checked";
569 else
570 $sel = "";
571
572 if ($v == $true_is) {
573 $sel .= " value=\"1\"";
574 } else {
575 $sel .= " value=\"0\"";
576 }
577
578 print "<input class=\"noborder\" dojoType=\"dijit.form.RadioButton\"
579 type=\"radio\" $sel $attributes name=\"$id\">&nbsp;$v&nbsp;";
580
581 }
582 }
583
584 function initialize_user_prefs($uid, $profile = false) {
585
586 $uid = db_escape_string($uid);
587
588 if (!$profile) {
589 $profile = "NULL";
590 $profile_qpart = "AND profile IS NULL";
591 } else {
592 $profile_qpart = "AND profile = '$profile'";
593 }
594
595 if (get_schema_version() < 63) $profile_qpart = "";
596
597 db_query("BEGIN");
598
599 $result = db_query("SELECT pref_name,def_value FROM ttrss_prefs");
600
601 $u_result = db_query("SELECT pref_name
602 FROM ttrss_user_prefs WHERE owner_uid = '$uid' $profile_qpart");
603
604 $active_prefs = array();
605
606 while ($line = db_fetch_assoc($u_result)) {
607 array_push($active_prefs, $line["pref_name"]);
608 }
609
610 while ($line = db_fetch_assoc($result)) {
611 if (array_search($line["pref_name"], $active_prefs) === FALSE) {
612 // print "adding " . $line["pref_name"] . "<br>";
613
614 $line["def_value"] = db_escape_string($line["def_value"]);
615 $line["pref_name"] = db_escape_string($line["pref_name"]);
616
617 if (get_schema_version() < 63) {
618 db_query("INSERT INTO ttrss_user_prefs
619 (owner_uid,pref_name,value) VALUES
620 ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
621
622 } else {
623 db_query("INSERT INTO ttrss_user_prefs
624 (owner_uid,pref_name,value, profile) VALUES
625 ('$uid', '".$line["pref_name"]."','".$line["def_value"]."', $profile)");
626 }
627
628 }
629 }
630
631 db_query("COMMIT");
632
633 }
634
635 function get_ssl_certificate_id() {
636 if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"]) {
637 return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] .
638 $_SERVER["REDIRECT_SSL_CLIENT_V_START"] .
639 $_SERVER["REDIRECT_SSL_CLIENT_V_END"] .
640 $_SERVER["REDIRECT_SSL_CLIENT_S_DN"]);
641 }
642 return "";
643 }
644
645 function authenticate_user($login, $password, $check_only = false) {
646
647 if (!SINGLE_USER_MODE) {
648 $user_id = false;
649
650 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_AUTH_USER) as $plugin) {
651
652 $user_id = (int) $plugin->authenticate($login, $password);
653
654 if ($user_id) {
655 $_SESSION["auth_module"] = strtolower(get_class($plugin));
656 break;
657 }
658 }
659
660 if ($user_id && !$check_only) {
661 @session_start();
662
663 $_SESSION["uid"] = $user_id;
664 $_SESSION["version"] = VERSION_STATIC;
665
666 $result = db_query("SELECT login,access_level,pwd_hash FROM ttrss_users
667 WHERE id = '$user_id'");
668
669 $_SESSION["name"] = db_fetch_result($result, 0, "login");
670 $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
671 $_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
672
673 db_query("UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
674 $_SESSION["uid"]);
675
676 $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
677 $_SESSION["user_agent"] = sha1($_SERVER['HTTP_USER_AGENT']);
678 $_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash");
679
680 $_SESSION["last_version_check"] = time();
681
682 initialize_user_prefs($_SESSION["uid"]);
683
684 return true;
685 }
686
687 return false;
688
689 } else {
690
691 $_SESSION["uid"] = 1;
692 $_SESSION["name"] = "admin";
693 $_SESSION["access_level"] = 10;
694
695 $_SESSION["hide_hello"] = true;
696 $_SESSION["hide_logout"] = true;
697
698 $_SESSION["auth_module"] = false;
699
700 if (!$_SESSION["csrf_token"]) {
701 $_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
702 }
703
704 $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
705
706 initialize_user_prefs($_SESSION["uid"]);
707
708 return true;
709 }
710 }
711
712 function make_password($length = 8) {
713
714 $password = "";
715 $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ";
716
717 $i = 0;
718
719 while ($i < $length) {
720 $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
721
722 if (!strstr($password, $char)) {
723 $password .= $char;
724 $i++;
725 }
726 }
727 return $password;
728 }
729
730 // this is called after user is created to initialize default feeds, labels
731 // or whatever else
732
733 // user preferences are checked on every login, not here
734
735 function initialize_user($uid) {
736
737 db_query("insert into ttrss_feeds (owner_uid,title,feed_url)
738 values ('$uid', 'Tiny Tiny RSS: New Releases',
739 'http://tt-rss.org/releases.rss')");
740
741 db_query("insert into ttrss_feeds (owner_uid,title,feed_url)
742 values ('$uid', 'Tiny Tiny RSS: Forum',
743 'http://tt-rss.org/forum/rss.php')");
744 }
745
746 function logout_user() {
747 session_destroy();
748 if (isset($_COOKIE[session_name()])) {
749 setcookie(session_name(), '', time()-42000, '/');
750 }
751 }
752
753 function validate_csrf($csrf_token) {
754 return $csrf_token == $_SESSION['csrf_token'];
755 }
756
757 function load_user_plugins($owner_uid) {
758 if ($owner_uid) {
759 $plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
760
761 PluginHost::getInstance()->load($plugins, PluginHost::KIND_USER, $owner_uid);
762
763 if (get_schema_version() > 100) {
764 PluginHost::getInstance()->load_data();
765 }
766 }
767 }
768
769 function login_sequence() {
770 if (SINGLE_USER_MODE) {
771 @session_start();
772 authenticate_user("admin", null);
773 load_user_plugins($_SESSION["uid"]);
774 } else {
775 if (!validate_session()) $_SESSION["uid"] = false;
776
777 if (!$_SESSION["uid"]) {
778
779 if (AUTH_AUTO_LOGIN && authenticate_user(null, null)) {
780 $_SESSION["ref_schema_version"] = get_schema_version(true);
781 } else {
782 authenticate_user(null, null, true);
783 }
784
785 if (!$_SESSION["uid"]) {
786 @session_destroy();
787 setcookie(session_name(), '', time()-42000, '/');
788
789 render_login_form();
790 exit;
791 }
792
793 } else {
794 /* bump login timestamp */
795 db_query("UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
796 $_SESSION["uid"]);
797 $_SESSION["last_login_update"] = time();
798 }
799
800 if ($_SESSION["uid"]) {
801 startup_gettext();
802 load_user_plugins($_SESSION["uid"]);
803
804 /* cleanup ccache */
805
806 db_query("DELETE FROM ttrss_counters_cache WHERE owner_uid = ".
807 $_SESSION["uid"] . " AND
808 (SELECT COUNT(id) FROM ttrss_feeds WHERE
809 ttrss_feeds.id = feed_id) = 0");
810
811 db_query("DELETE FROM ttrss_cat_counters_cache WHERE owner_uid = ".
812 $_SESSION["uid"] . " AND
813 (SELECT COUNT(id) FROM ttrss_feed_categories WHERE
814 ttrss_feed_categories.id = feed_id) = 0");
815
816 }
817
818 }
819 }
820
821 function truncate_string($str, $max_len, $suffix = '&hellip;') {
822 if (mb_strlen($str, "utf-8") > $max_len - 3) {
823 return mb_substr($str, 0, $max_len, "utf-8") . $suffix;
824 } else {
825 return $str;
826 }
827 }
828
829 function convert_timestamp($timestamp, $source_tz, $dest_tz) {
830
831 try {
832 $source_tz = new DateTimeZone($source_tz);
833 } catch (Exception $e) {
834 $source_tz = new DateTimeZone('UTC');
835 }
836
837 try {
838 $dest_tz = new DateTimeZone($dest_tz);
839 } catch (Exception $e) {
840 $dest_tz = new DateTimeZone('UTC');
841 }
842
843 $dt = new DateTime(date('Y-m-d H:i:s', $timestamp), $source_tz);
844 return $dt->format('U') + $dest_tz->getOffset($dt);
845 }
846
847 function make_local_datetime($timestamp, $long, $owner_uid = false,
848 $no_smart_dt = false) {
849
850 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
851 if (!$timestamp) $timestamp = '1970-01-01 0:00';
852
853 global $utc_tz;
854 global $user_tz;
855
856 if (!$utc_tz) $utc_tz = new DateTimeZone('UTC');
857
858 $timestamp = substr($timestamp, 0, 19);
859
860 # We store date in UTC internally
861 $dt = new DateTime($timestamp, $utc_tz);
862
863 $user_tz_string = get_pref('USER_TIMEZONE', $owner_uid);
864
865 if ($user_tz_string != 'Automatic') {
866
867 try {
868 if (!$user_tz) $user_tz = new DateTimeZone($user_tz_string);
869 } catch (Exception $e) {
870 $user_tz = $utc_tz;
871 }
872
873 $tz_offset = $user_tz->getOffset($dt);
874 } else {
875 $tz_offset = (int) -$_SESSION["clientTzOffset"];
876 }
877
878 $user_timestamp = $dt->format('U') + $tz_offset;
879
880 if (!$no_smart_dt) {
881 return smart_date_time($user_timestamp,
882 $tz_offset, $owner_uid);
883 } else {
884 if ($long)
885 $format = get_pref('LONG_DATE_FORMAT', $owner_uid);
886 else
887 $format = get_pref('SHORT_DATE_FORMAT', $owner_uid);
888
889 return date($format, $user_timestamp);
890 }
891 }
892
893 function smart_date_time($timestamp, $tz_offset = 0, $owner_uid = false) {
894 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
895
896 if (date("Y.m.d", $timestamp) == date("Y.m.d", time() + $tz_offset)) {
897 return date("G:i", $timestamp);
898 } else if (date("Y", $timestamp) == date("Y", time() + $tz_offset)) {
899 $format = get_pref('SHORT_DATE_FORMAT', $owner_uid);
900 return date($format, $timestamp);
901 } else {
902 $format = get_pref('LONG_DATE_FORMAT', $owner_uid);
903 return date($format, $timestamp);
904 }
905 }
906
907 function sql_bool_to_bool($s) {
908 if ($s == "t" || $s == "1" || strtolower($s) == "true") {
909 return true;
910 } else {
911 return false;
912 }
913 }
914
915 function bool_to_sql_bool($s) {
916 if ($s) {
917 return "true";
918 } else {
919 return "false";
920 }
921 }
922
923 // Session caching removed due to causing wrong redirects to upgrade
924 // script when get_schema_version() is called on an obsolete session
925 // created on a previous schema version.
926 function get_schema_version($nocache = false) {
927 global $schema_version;
928
929 if (!$schema_version && !$nocache) {
930 $result = db_query("SELECT schema_version FROM ttrss_version");
931 $version = db_fetch_result($result, 0, "schema_version");
932 $schema_version = $version;
933 return $version;
934 } else {
935 return $schema_version;
936 }
937 }
938
939 function sanity_check() {
940 require_once 'errors.php';
941
942 $error_code = 0;
943 $schema_version = get_schema_version(true);
944
945 if ($schema_version != SCHEMA_VERSION) {
946 $error_code = 5;
947 }
948
949 if (DB_TYPE == "mysql") {
950 $result = db_query("SELECT true", false);
951 if (db_num_rows($result) != 1) {
952 $error_code = 10;
953 }
954 }
955
956 if (db_escape_string("testTEST") != "testTEST") {
957 $error_code = 12;
958 }
959
960 return array("code" => $error_code, "message" => $ERRORS[$error_code]);
961 }
962
963 function file_is_locked($filename) {
964 if (function_exists('flock')) {
965 $fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
966 if ($fp) {
967 if (flock($fp, LOCK_EX | LOCK_NB)) {
968 flock($fp, LOCK_UN);
969 fclose($fp);
970 return false;
971 }
972 fclose($fp);
973 return true;
974 } else {
975 return false;
976 }
977 }
978 return true; // consider the file always locked and skip the test
979 }
980
981 function make_lockfile($filename) {
982 $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
983
984 if ($fp && flock($fp, LOCK_EX | LOCK_NB)) {
985 if (function_exists('posix_getpid')) {
986 fwrite($fp, posix_getpid() . "\n");
987 }
988 return $fp;
989 } else {
990 return false;
991 }
992 }
993
994 function make_stampfile($filename) {
995 $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
996
997 if (flock($fp, LOCK_EX | LOCK_NB)) {
998 fwrite($fp, time() . "\n");
999 flock($fp, LOCK_UN);
1000 fclose($fp);
1001 return true;
1002 } else {
1003 return false;
1004 }
1005 }
1006
1007 function sql_random_function() {
1008 if (DB_TYPE == "mysql") {
1009 return "RAND()";
1010 } else {
1011 return "RANDOM()";
1012 }
1013 }
1014
1015 function catchup_feed($feed, $cat_view, $owner_uid = false, $max_id = false, $mode = 'all') {
1016
1017 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
1018
1019 //if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
1020
1021 // Todo: all this interval stuff needs some generic generator function
1022
1023 $date_qpart = "false";
1024
1025 switch ($mode) {
1026 case "1day":
1027 if (DB_TYPE == "pgsql") {
1028 $date_qpart = "date_entered < NOW() - INTERVAL '1 day' ";
1029 } else {
1030 $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY) ";
1031 }
1032 break;
1033 case "1week":
1034 if (DB_TYPE == "pgsql") {
1035 $date_qpart = "date_entered < NOW() - INTERVAL '1 week' ";
1036 } else {
1037 $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 WEEK) ";
1038 }
1039 break;
1040 case "2weeks":
1041 if (DB_TYPE == "pgsql") {
1042 $date_qpart = "date_entered < NOW() - INTERVAL '2 week' ";
1043 } else {
1044 $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 2 WEEK) ";
1045 }
1046 break;
1047 default:
1048 $date_qpart = "true";
1049 }
1050
1051 if (is_numeric($feed)) {
1052 if ($cat_view) {
1053
1054 if ($feed >= 0) {
1055
1056 if ($feed > 0) {
1057 $children = getChildCategories($feed, $owner_uid);
1058 array_push($children, $feed);
1059
1060 $children = join(",", $children);
1061
1062 $cat_qpart = "cat_id IN ($children)";
1063 } else {
1064 $cat_qpart = "cat_id IS NULL";
1065 }
1066
1067 db_query("UPDATE ttrss_user_entries
1068 SET unread = false, last_read = NOW() WHERE ref_id IN
1069 (SELECT id FROM
1070 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1071 AND owner_uid = $owner_uid AND unread = true AND feed_id IN
1072 (SELECT id FROM ttrss_feeds WHERE $cat_qpart) AND $date_qpart) as tmp)");
1073
1074 } else if ($feed == -2) {
1075
1076 db_query("UPDATE ttrss_user_entries
1077 SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
1078 FROM ttrss_user_labels2 WHERE article_id = ref_id) > 0
1079 AND unread = true AND $date_qpart AND owner_uid = $owner_uid");
1080 }
1081
1082 } else if ($feed > 0) {
1083
1084 db_query("UPDATE ttrss_user_entries
1085 SET unread = false, last_read = NOW() WHERE ref_id IN
1086 (SELECT id FROM
1087 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1088 AND owner_uid = $owner_uid AND unread = true AND feed_id = $feed AND $date_qpart) as tmp)");
1089
1090 } else if ($feed < 0 && $feed > LABEL_BASE_INDEX) { // special, like starred
1091
1092 if ($feed == -1) {
1093 db_query("UPDATE ttrss_user_entries
1094 SET unread = false, last_read = NOW() WHERE ref_id IN
1095 (SELECT id FROM
1096 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1097 AND owner_uid = $owner_uid AND unread = true AND marked = true AND $date_qpart) as tmp)");
1098 }
1099
1100 if ($feed == -2) {
1101 db_query("UPDATE ttrss_user_entries
1102 SET unread = false, last_read = NOW() WHERE ref_id IN
1103 (SELECT id FROM
1104 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1105 AND owner_uid = $owner_uid AND unread = true AND published = true AND $date_qpart) as tmp)");
1106 }
1107
1108 if ($feed == -3) {
1109
1110 $intl = get_pref("FRESH_ARTICLE_MAX_AGE");
1111
1112 if (DB_TYPE == "pgsql") {
1113 $match_part = "date_entered > NOW() - INTERVAL '$intl hour' ";
1114 } else {
1115 $match_part = "date_entered > DATE_SUB(NOW(),
1116 INTERVAL $intl HOUR) ";
1117 }
1118
1119 db_query("UPDATE ttrss_user_entries
1120 SET unread = false, last_read = NOW() WHERE ref_id IN
1121 (SELECT id FROM
1122 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1123 AND owner_uid = $owner_uid AND unread = true AND $date_qpart AND $match_part) as tmp)");
1124 }
1125
1126 if ($feed == -4) {
1127 db_query("UPDATE ttrss_user_entries
1128 SET unread = false, last_read = NOW() WHERE ref_id IN
1129 (SELECT id FROM
1130 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1131 AND owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
1132 }
1133
1134 } else if ($feed < LABEL_BASE_INDEX) { // label
1135
1136 $label_id = feed_to_label_id($feed);
1137
1138 db_query("UPDATE ttrss_user_entries
1139 SET unread = false, last_read = NOW() WHERE ref_id IN
1140 (SELECT id FROM
1141 (SELECT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_user_labels2 WHERE ref_id = id
1142 AND label_id = '$label_id' AND ref_id = article_id
1143 AND owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
1144
1145 }
1146
1147 ccache_update($feed, $owner_uid, $cat_view);
1148
1149 } else { // tag
1150 db_query("UPDATE ttrss_user_entries
1151 SET unread = false, last_read = NOW() WHERE ref_id IN
1152 (SELECT id FROM
1153 (SELECT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_tags WHERE ref_id = ttrss_entries.id
1154 AND post_int_id = int_id AND tag_name = '$feed'
1155 AND ttrss_user_entries.owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
1156
1157 }
1158 }
1159
1160 function getAllCounters() {
1161 $data = getGlobalCounters();
1162
1163 $data = array_merge($data, getVirtCounters());
1164 $data = array_merge($data, getLabelCounters());
1165 $data = array_merge($data, getFeedCounters());
1166 $data = array_merge($data, getCategoryCounters());
1167
1168 return $data;
1169 }
1170
1171 function getCategoryTitle($cat_id) {
1172
1173 if ($cat_id == -1) {
1174 return __("Special");
1175 } else if ($cat_id == -2) {
1176 return __("Labels");
1177 } else {
1178
1179 $result = db_query("SELECT title FROM ttrss_feed_categories WHERE
1180 id = '$cat_id'");
1181
1182 if (db_num_rows($result) == 1) {
1183 return db_fetch_result($result, 0, "title");
1184 } else {
1185 return __("Uncategorized");
1186 }
1187 }
1188 }
1189
1190
1191 function getCategoryCounters() {
1192 $ret_arr = array();
1193
1194 /* Labels category */
1195
1196 $cv = array("id" => -2, "kind" => "cat",
1197 "counter" => getCategoryUnread(-2));
1198
1199 array_push($ret_arr, $cv);
1200
1201 $result = db_query("SELECT id AS cat_id, value AS unread,
1202 (SELECT COUNT(id) FROM ttrss_feed_categories AS c2
1203 WHERE c2.parent_cat = ttrss_feed_categories.id) AS num_children
1204 FROM ttrss_feed_categories, ttrss_cat_counters_cache
1205 WHERE ttrss_cat_counters_cache.feed_id = id AND
1206 ttrss_cat_counters_cache.owner_uid = ttrss_feed_categories.owner_uid AND
1207 ttrss_feed_categories.owner_uid = " . $_SESSION["uid"]);
1208
1209 while ($line = db_fetch_assoc($result)) {
1210 $line["cat_id"] = (int) $line["cat_id"];
1211
1212 if ($line["num_children"] > 0) {
1213 $child_counter = getCategoryChildrenUnread($line["cat_id"], $_SESSION["uid"]);
1214 } else {
1215 $child_counter = 0;
1216 }
1217
1218 $cv = array("id" => $line["cat_id"], "kind" => "cat",
1219 "counter" => $line["unread"] + $child_counter);
1220
1221 array_push($ret_arr, $cv);
1222 }
1223
1224 /* Special case: NULL category doesn't actually exist in the DB */
1225
1226 $cv = array("id" => 0, "kind" => "cat",
1227 "counter" => (int) ccache_find(0, $_SESSION["uid"], true));
1228
1229 array_push($ret_arr, $cv);
1230
1231 return $ret_arr;
1232 }
1233
1234 // only accepts real cats (>= 0)
1235 function getCategoryChildrenUnread($cat, $owner_uid = false) {
1236 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1237
1238 $result = db_query("SELECT id FROM ttrss_feed_categories WHERE parent_cat = '$cat'
1239 AND owner_uid = $owner_uid");
1240
1241 $unread = 0;
1242
1243 while ($line = db_fetch_assoc($result)) {
1244 $unread += getCategoryUnread($line["id"], $owner_uid);
1245 $unread += getCategoryChildrenUnread($line["id"], $owner_uid);
1246 }
1247
1248 return $unread;
1249 }
1250
1251 function getCategoryUnread($cat, $owner_uid = false) {
1252
1253 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1254
1255 if ($cat >= 0) {
1256
1257 if ($cat != 0) {
1258 $cat_query = "cat_id = '$cat'";
1259 } else {
1260 $cat_query = "cat_id IS NULL";
1261 }
1262
1263 $result = db_query("SELECT id FROM ttrss_feeds WHERE $cat_query
1264 AND owner_uid = " . $owner_uid);
1265
1266 $cat_feeds = array();
1267 while ($line = db_fetch_assoc($result)) {
1268 array_push($cat_feeds, "feed_id = " . $line["id"]);
1269 }
1270
1271 if (count($cat_feeds) == 0) return 0;
1272
1273 $match_part = implode(" OR ", $cat_feeds);
1274
1275 $result = db_query("SELECT COUNT(int_id) AS unread
1276 FROM ttrss_user_entries
1277 WHERE unread = true AND ($match_part)
1278 AND owner_uid = " . $owner_uid);
1279
1280 $unread = 0;
1281
1282 # this needs to be rewritten
1283 while ($line = db_fetch_assoc($result)) {
1284 $unread += $line["unread"];
1285 }
1286
1287 return $unread;
1288 } else if ($cat == -1) {
1289 return getFeedUnread(-1) + getFeedUnread(-2) + getFeedUnread(-3) + getFeedUnread(0);
1290 } else if ($cat == -2) {
1291
1292 $result = db_query("
1293 SELECT COUNT(unread) AS unread FROM
1294 ttrss_user_entries, ttrss_user_labels2
1295 WHERE article_id = ref_id AND unread = true
1296 AND ttrss_user_entries.owner_uid = '$owner_uid'");
1297
1298 $unread = db_fetch_result($result, 0, "unread");
1299
1300 return $unread;
1301
1302 }
1303 }
1304
1305 function getFeedUnread($feed, $is_cat = false) {
1306 return getFeedArticles($feed, $is_cat, true, $_SESSION["uid"]);
1307 }
1308
1309 function getLabelUnread($label_id, $owner_uid = false) {
1310 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1311
1312 $result = db_query("SELECT COUNT(ref_id) AS unread FROM ttrss_user_entries, ttrss_user_labels2
1313 WHERE owner_uid = '$owner_uid' AND unread = true AND label_id = '$label_id' AND article_id = ref_id");
1314
1315 if (db_num_rows($result) != 0) {
1316 return db_fetch_result($result, 0, "unread");
1317 } else {
1318 return 0;
1319 }
1320 }
1321
1322 function getFeedArticles($feed, $is_cat = false, $unread_only = false,
1323 $owner_uid = false) {
1324
1325 $n_feed = (int) $feed;
1326 $need_entries = false;
1327
1328 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1329
1330 if ($unread_only) {
1331 $unread_qpart = "unread = true";
1332 } else {
1333 $unread_qpart = "true";
1334 }
1335
1336 if ($is_cat) {
1337 return getCategoryUnread($n_feed, $owner_uid);
1338 } else if ($n_feed == -6) {
1339 return 0;
1340 } else if ($feed != "0" && $n_feed == 0) {
1341
1342 $feed = db_escape_string($feed);
1343
1344 $result = db_query("SELECT SUM((SELECT COUNT(int_id)
1345 FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
1346 AND ref_id = id AND $unread_qpart)) AS count FROM ttrss_tags
1347 WHERE owner_uid = $owner_uid AND tag_name = '$feed'");
1348 return db_fetch_result($result, 0, "count");
1349
1350 } else if ($n_feed == -1) {
1351 $match_part = "marked = true";
1352 } else if ($n_feed == -2) {
1353 $match_part = "published = true";
1354 } else if ($n_feed == -3) {
1355 $match_part = "unread = true AND score >= 0";
1356
1357 $intl = get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
1358
1359 if (DB_TYPE == "pgsql") {
1360 $match_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
1361 } else {
1362 $match_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
1363 }
1364
1365 $need_entries = true;
1366
1367 } else if ($n_feed == -4) {
1368 $match_part = "true";
1369 } else if ($n_feed >= 0) {
1370
1371 if ($n_feed != 0) {
1372 $match_part = "feed_id = '$n_feed'";
1373 } else {
1374 $match_part = "feed_id IS NULL";
1375 }
1376
1377 } else if ($feed < LABEL_BASE_INDEX) {
1378
1379 $label_id = feed_to_label_id($feed);
1380
1381 return getLabelUnread($label_id, $owner_uid);
1382
1383 }
1384
1385 if ($match_part) {
1386
1387 if ($need_entries) {
1388 $from_qpart = "ttrss_user_entries,ttrss_entries";
1389 $from_where = "ttrss_entries.id = ttrss_user_entries.ref_id AND";
1390 } else {
1391 $from_qpart = "ttrss_user_entries";
1392 }
1393
1394 $query = "SELECT count(int_id) AS unread
1395 FROM $from_qpart WHERE
1396 $unread_qpart AND $from_where ($match_part) AND ttrss_user_entries.owner_uid = $owner_uid";
1397
1398 //echo "[$feed/$query]\n";
1399
1400 $result = db_query($query);
1401
1402 } else {
1403
1404 $result = db_query("SELECT COUNT(post_int_id) AS unread
1405 FROM ttrss_tags,ttrss_user_entries,ttrss_entries
1406 WHERE tag_name = '$feed' AND post_int_id = int_id AND ref_id = ttrss_entries.id
1407 AND $unread_qpart AND ttrss_tags.owner_uid = " . $owner_uid);
1408 }
1409
1410 $unread = db_fetch_result($result, 0, "unread");
1411
1412 return $unread;
1413 }
1414
1415 function getGlobalUnread($user_id = false) {
1416
1417 if (!$user_id) {
1418 $user_id = $_SESSION["uid"];
1419 }
1420
1421 $result = db_query("SELECT SUM(value) AS c_id FROM ttrss_counters_cache
1422 WHERE owner_uid = '$user_id' AND feed_id > 0");
1423
1424 $c_id = db_fetch_result($result, 0, "c_id");
1425
1426 return $c_id;
1427 }
1428
1429 function getGlobalCounters($global_unread = -1) {
1430 $ret_arr = array();
1431
1432 if ($global_unread == -1) {
1433 $global_unread = getGlobalUnread();
1434 }
1435
1436 $cv = array("id" => "global-unread",
1437 "counter" => (int) $global_unread);
1438
1439 array_push($ret_arr, $cv);
1440
1441 $result = db_query("SELECT COUNT(id) AS fn FROM
1442 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
1443
1444 $subscribed_feeds = db_fetch_result($result, 0, "fn");
1445
1446 $cv = array("id" => "subscribed-feeds",
1447 "counter" => (int) $subscribed_feeds);
1448
1449 array_push($ret_arr, $cv);
1450
1451 return $ret_arr;
1452 }
1453
1454 function getVirtCounters() {
1455
1456 $ret_arr = array();
1457
1458 for ($i = 0; $i >= -4; $i--) {
1459
1460 $count = getFeedUnread($i);
1461
1462 if ($i == 0 || $i == -1 || $i == -2)
1463 $auxctr = getFeedArticles($i, false);
1464 else
1465 $auxctr = 0;
1466
1467 $cv = array("id" => $i,
1468 "counter" => (int) $count,
1469 "auxcounter" => $auxctr);
1470
1471 // if (get_pref('EXTENDED_FEEDLIST'))
1472 // $cv["xmsg"] = getFeedArticles($i)." ".__("total");
1473
1474 array_push($ret_arr, $cv);
1475 }
1476
1477 $feeds = PluginHost::getInstance()->get_feeds(-1);
1478
1479 if (is_array($feeds)) {
1480 foreach ($feeds as $feed) {
1481 $cv = array("id" => PluginHost::pfeed_to_feed_id($feed['id']),
1482 "counter" => $feed['sender']->get_unread($feed['id']));
1483 array_push($ret_arr, $cv);
1484 }
1485 }
1486
1487 return $ret_arr;
1488 }
1489
1490 function getLabelCounters($descriptions = false) {
1491
1492 $ret_arr = array();
1493
1494 $owner_uid = $_SESSION["uid"];
1495
1496 $result = db_query("SELECT id,caption,COUNT(unread) AS unread
1497 FROM ttrss_labels2 LEFT JOIN ttrss_user_labels2 ON
1498 (ttrss_labels2.id = label_id)
1499 LEFT JOIN ttrss_user_entries ON (ref_id = article_id AND unread = true
1500 AND ttrss_user_entries.owner_uid = $owner_uid)
1501 WHERE ttrss_labels2.owner_uid = $owner_uid GROUP BY ttrss_labels2.id,
1502 ttrss_labels2.caption");
1503
1504 while ($line = db_fetch_assoc($result)) {
1505
1506 $id = label_to_feed_id($line["id"]);
1507
1508 $label_name = $line["caption"];
1509 $count = $line["unread"];
1510
1511 $cv = array("id" => $id,
1512 "counter" => (int) $count);
1513
1514 if ($descriptions)
1515 $cv["description"] = $label_name;
1516
1517 // if (get_pref('EXTENDED_FEEDLIST'))
1518 // $cv["xmsg"] = getFeedArticles($id)." ".__("total");
1519
1520 array_push($ret_arr, $cv);
1521 }
1522
1523 return $ret_arr;
1524 }
1525
1526 function getFeedCounters($active_feed = false) {
1527
1528 $ret_arr = array();
1529
1530 $query = "SELECT ttrss_feeds.id,
1531 ttrss_feeds.title,
1532 ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
1533 last_error, value AS count
1534 FROM ttrss_feeds, ttrss_counters_cache
1535 WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
1536 AND ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid
1537 AND ttrss_counters_cache.feed_id = id";
1538
1539 $result = db_query($query);
1540 $fctrs_modified = false;
1541
1542 while ($line = db_fetch_assoc($result)) {
1543
1544 $id = $line["id"];
1545 $count = $line["count"];
1546 $last_error = htmlspecialchars($line["last_error"]);
1547
1548 $last_updated = make_local_datetime($line['last_updated'], false);
1549
1550 $has_img = feed_has_icon($id);
1551
1552 if (date('Y') - date('Y', strtotime($line['last_updated'])) > 2)
1553 $last_updated = '';
1554
1555 $cv = array("id" => $id,
1556 "updated" => $last_updated,
1557 "counter" => (int) $count,
1558 "has_img" => (int) $has_img);
1559
1560 if ($last_error)
1561 $cv["error"] = $last_error;
1562
1563 // if (get_pref('EXTENDED_FEEDLIST'))
1564 // $cv["xmsg"] = getFeedArticles($id)." ".__("total");
1565
1566 if ($active_feed && $id == $active_feed)
1567 $cv["title"] = truncate_string($line["title"], 30);
1568
1569 array_push($ret_arr, $cv);
1570
1571 }
1572
1573 return $ret_arr;
1574 }
1575
1576 function get_pgsql_version() {
1577 $result = db_query("SELECT version() AS version");
1578 $version = explode(" ", db_fetch_result($result, 0, "version"));
1579 return $version[1];
1580 }
1581
1582 /**
1583 * @return array (code => Status code, message => error message if available)
1584 *
1585 * 0 - OK, Feed already exists
1586 * 1 - OK, Feed added
1587 * 2 - Invalid URL
1588 * 3 - URL content is HTML, no feeds available
1589 * 4 - URL content is HTML which contains multiple feeds.
1590 * Here you should call extractfeedurls in rpc-backend
1591 * to get all possible feeds.
1592 * 5 - Couldn't download the URL content.
1593 * 6 - Content is an invalid XML.
1594 */
1595 function subscribe_to_feed($url, $cat_id = 0,
1596 $auth_login = '', $auth_pass = '') {
1597
1598 global $fetch_last_error;
1599
1600 require_once "include/rssfuncs.php";
1601
1602 $url = fix_url($url);
1603
1604 if (!$url || !validate_feed_url($url)) return array("code" => 2);
1605
1606 $contents = @fetch_file_contents($url, false, $auth_login, $auth_pass);
1607
1608 if (!$contents) {
1609 return array("code" => 5, "message" => $fetch_last_error);
1610 }
1611
1612 if (is_html($contents)) {
1613 $feedUrls = get_feeds_from_html($url, $contents);
1614
1615 if (count($feedUrls) == 0) {
1616 return array("code" => 3);
1617 } else if (count($feedUrls) > 1) {
1618 return array("code" => 4, "feeds" => $feedUrls);
1619 }
1620 //use feed url as new URL
1621 $url = key($feedUrls);
1622 }
1623
1624 /* libxml_use_internal_errors(true);
1625 $doc = new DOMDocument();
1626 $doc->loadXML($contents);
1627 $error = libxml_get_last_error();
1628 libxml_clear_errors();
1629
1630 if ($error) {
1631 $error_message = format_libxml_error($error);
1632
1633 return array("code" => 6, "message" => $error_message);
1634 } */
1635
1636 if ($cat_id == "0" || !$cat_id) {
1637 $cat_qpart = "NULL";
1638 } else {
1639 $cat_qpart = "'$cat_id'";
1640 }
1641
1642 $result = db_query(
1643 "SELECT id FROM ttrss_feeds
1644 WHERE feed_url = '$url' AND owner_uid = ".$_SESSION["uid"]);
1645
1646 if (strlen(FEED_CRYPT_KEY) > 0) {
1647 require_once "crypt.php";
1648 $auth_pass = substr(encrypt_string($auth_pass), 0, 250);
1649 $auth_pass_encrypted = 'true';
1650 } else {
1651 $auth_pass_encrypted = 'false';
1652 }
1653
1654 $auth_pass = db_escape_string($auth_pass);
1655
1656 if (db_num_rows($result) == 0) {
1657 $result = db_query(
1658 "INSERT INTO ttrss_feeds
1659 (owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method,auth_pass_encrypted)
1660 VALUES ('".$_SESSION["uid"]."', '$url',
1661 '[Unknown]', $cat_qpart, '$auth_login', '$auth_pass', 0, $auth_pass_encrypted)");
1662
1663 $result = db_query(
1664 "SELECT id FROM ttrss_feeds WHERE feed_url = '$url'
1665 AND owner_uid = " . $_SESSION["uid"]);
1666
1667 $feed_id = db_fetch_result($result, 0, "id");
1668
1669 if ($feed_id) {
1670 update_rss_feed($feed_id, true);
1671 }
1672
1673 return array("code" => 1);
1674 } else {
1675 return array("code" => 0);
1676 }
1677 }
1678
1679 function print_feed_select($id, $default_id = "",
1680 $attributes = "", $include_all_feeds = true,
1681 $root_id = false, $nest_level = 0) {
1682
1683 if (!$root_id) {
1684 print "<select id=\"$id\" name=\"$id\" $attributes>";
1685 if ($include_all_feeds) {
1686 $is_selected = ("0" == $default_id) ? "selected=\"1\"" : "";
1687 print "<option $is_selected value=\"0\">".__('All feeds')."</option>";
1688 }
1689 }
1690
1691 if (get_pref('ENABLE_FEED_CATS')) {
1692
1693 if ($root_id)
1694 $parent_qpart = "parent_cat = '$root_id'";
1695 else
1696 $parent_qpart = "parent_cat IS NULL";
1697
1698 $result = db_query("SELECT id,title,
1699 (SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
1700 c2.parent_cat = ttrss_feed_categories.id) AS num_children
1701 FROM ttrss_feed_categories
1702 WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
1703
1704 while ($line = db_fetch_assoc($result)) {
1705
1706 for ($i = 0; $i < $nest_level; $i++)
1707 $line["title"] = " - " . $line["title"];
1708
1709 $is_selected = ("CAT:".$line["id"] == $default_id) ? "selected=\"1\"" : "";
1710
1711 printf("<option $is_selected value='CAT:%d'>%s</option>",
1712 $line["id"], htmlspecialchars($line["title"]));
1713
1714 if ($line["num_children"] > 0)
1715 print_feed_select($id, $default_id, $attributes,
1716 $include_all_feeds, $line["id"], $nest_level+1);
1717
1718 $feed_result = db_query("SELECT id,title FROM ttrss_feeds
1719 WHERE cat_id = '".$line["id"]."' AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
1720
1721 while ($fline = db_fetch_assoc($feed_result)) {
1722 $is_selected = ($fline["id"] == $default_id) ? "selected=\"1\"" : "";
1723
1724 $fline["title"] = " + " . $fline["title"];
1725
1726 for ($i = 0; $i < $nest_level; $i++)
1727 $fline["title"] = " - " . $fline["title"];
1728
1729 printf("<option $is_selected value='%d'>%s</option>",
1730 $fline["id"], htmlspecialchars($fline["title"]));
1731 }
1732 }
1733
1734 if (!$root_id) {
1735 $default_is_cat = ($default_id == "CAT:0");
1736 $is_selected = $default_is_cat ? "selected=\"1\"" : "";
1737
1738 printf("<option $is_selected value='CAT:0'>%s</option>",
1739 __("Uncategorized"));
1740
1741 $feed_result = db_query("SELECT id,title FROM ttrss_feeds
1742 WHERE cat_id IS NULL AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
1743
1744 while ($fline = db_fetch_assoc($feed_result)) {
1745 $is_selected = ($fline["id"] == $default_id && !$default_is_cat) ? "selected=\"1\"" : "";
1746
1747 $fline["title"] = " + " . $fline["title"];
1748
1749 for ($i = 0; $i < $nest_level; $i++)
1750 $fline["title"] = " - " . $fline["title"];
1751
1752 printf("<option $is_selected value='%d'>%s</option>",
1753 $fline["id"], htmlspecialchars($fline["title"]));
1754 }
1755 }
1756
1757 } else {
1758 $result = db_query("SELECT id,title FROM ttrss_feeds
1759 WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
1760
1761 while ($line = db_fetch_assoc($result)) {
1762
1763 $is_selected = ($line["id"] == $default_id) ? "selected=\"1\"" : "";
1764
1765 printf("<option $is_selected value='%d'>%s</option>",
1766 $line["id"], htmlspecialchars($line["title"]));
1767 }
1768 }
1769
1770 if (!$root_id) {
1771 print "</select>";
1772 }
1773 }
1774
1775 function print_feed_cat_select($id, $default_id,
1776 $attributes, $include_all_cats = true, $root_id = false, $nest_level = 0) {
1777
1778 if (!$root_id) {
1779 print "<select id=\"$id\" name=\"$id\" default=\"$default_id\" onchange=\"catSelectOnChange(this)\" $attributes>";
1780 }
1781
1782 if ($root_id)
1783 $parent_qpart = "parent_cat = '$root_id'";
1784 else
1785 $parent_qpart = "parent_cat IS NULL";
1786
1787 $result = db_query("SELECT id,title,
1788 (SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
1789 c2.parent_cat = ttrss_feed_categories.id) AS num_children
1790 FROM ttrss_feed_categories
1791 WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
1792
1793 while ($line = db_fetch_assoc($result)) {
1794 if ($line["id"] == $default_id) {
1795 $is_selected = "selected=\"1\"";
1796 } else {
1797 $is_selected = "";
1798 }
1799
1800 for ($i = 0; $i < $nest_level; $i++)
1801 $line["title"] = " - " . $line["title"];
1802
1803 if ($line["title"])
1804 printf("<option $is_selected value='%d'>%s</option>",
1805 $line["id"], htmlspecialchars($line["title"]));
1806
1807 if ($line["num_children"] > 0)
1808 print_feed_cat_select($id, $default_id, $attributes,
1809 $include_all_cats, $line["id"], $nest_level+1);
1810 }
1811
1812 if (!$root_id) {
1813 if ($include_all_cats) {
1814 if (db_num_rows($result) > 0) {
1815 print "<option disabled=\"1\">--------</option>";
1816 }
1817
1818 if ($default_id == 0) {
1819 $is_selected = "selected=\"1\"";
1820 } else {
1821 $is_selected = "";
1822 }
1823
1824 print "<option $is_selected value=\"0\">".__('Uncategorized')."</option>";
1825 }
1826 print "</select>";
1827 }
1828 }
1829
1830 function checkbox_to_sql_bool($val) {
1831 return ($val == "on") ? "true" : "false";
1832 }
1833
1834 function getFeedCatTitle($id) {
1835 if ($id == -1) {
1836 return __("Special");
1837 } else if ($id < LABEL_BASE_INDEX) {
1838 return __("Labels");
1839 } else if ($id > 0) {
1840 $result = db_query("SELECT ttrss_feed_categories.title
1841 FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND
1842 cat_id = ttrss_feed_categories.id");
1843 if (db_num_rows($result) == 1) {
1844 return db_fetch_result($result, 0, "title");
1845 } else {
1846 return __("Uncategorized");
1847 }
1848 } else {
1849 return "getFeedCatTitle($id) failed";
1850 }
1851
1852 }
1853
1854 function getFeedIcon($id) {
1855 switch ($id) {
1856 case 0:
1857 return "images/archive.png";
1858 break;
1859 case -1:
1860 return "images/mark_set.svg";
1861 break;
1862 case -2:
1863 return "images/pub_set.svg";
1864 break;
1865 case -3:
1866 return "images/fresh.png";
1867 break;
1868 case -4:
1869 return "images/tag.png";
1870 break;
1871 case -6:
1872 return "images/recently_read.png";
1873 break;
1874 default:
1875 if ($id < LABEL_BASE_INDEX) {
1876 return "images/label.png";
1877 } else {
1878 if (file_exists(ICONS_DIR . "/$id.ico"))
1879 return ICONS_URL . "/$id.ico";
1880 }
1881 break;
1882 }
1883
1884 return false;
1885 }
1886
1887 function getFeedTitle($id, $cat = false) {
1888 if ($cat) {
1889 return getCategoryTitle($id);
1890 } else if ($id == -1) {
1891 return __("Starred articles");
1892 } else if ($id == -2) {
1893 return __("Published articles");
1894 } else if ($id == -3) {
1895 return __("Fresh articles");
1896 } else if ($id == -4) {
1897 return __("All articles");
1898 } else if ($id === 0 || $id === "0") {
1899 return __("Archived articles");
1900 } else if ($id == -6) {
1901 return __("Recently read");
1902 } else if ($id < LABEL_BASE_INDEX) {
1903 $label_id = feed_to_label_id($id);
1904 $result = db_query("SELECT caption FROM ttrss_labels2 WHERE id = '$label_id'");
1905 if (db_num_rows($result) == 1) {
1906 return db_fetch_result($result, 0, "caption");
1907 } else {
1908 return "Unknown label ($label_id)";
1909 }
1910
1911 } else if (is_numeric($id) && $id > 0) {
1912 $result = db_query("SELECT title FROM ttrss_feeds WHERE id = '$id'");
1913 if (db_num_rows($result) == 1) {
1914 return db_fetch_result($result, 0, "title");
1915 } else {
1916 return "Unknown feed ($id)";
1917 }
1918 } else {
1919 return $id;
1920 }
1921 }
1922
1923 function make_init_params() {
1924 $params = array();
1925
1926 foreach (array("ON_CATCHUP_SHOW_NEXT_FEED", "HIDE_READ_FEEDS",
1927 "ENABLE_FEED_CATS", "FEEDS_SORT_BY_UNREAD", "CONFIRM_FEED_CATCHUP",
1928 "CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE",
1929 "HIDE_READ_SHOWS_SPECIAL", "COMBINED_DISPLAY_MODE") as $param) {
1930
1931 $params[strtolower($param)] = (int) get_pref($param);
1932 }
1933
1934 $params["icons_url"] = ICONS_URL;
1935 $params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME;
1936 $params["default_view_mode"] = get_pref("_DEFAULT_VIEW_MODE");
1937 $params["default_view_limit"] = (int) get_pref("_DEFAULT_VIEW_LIMIT");
1938 $params["default_view_order_by"] = get_pref("_DEFAULT_VIEW_ORDER_BY");
1939 $params["bw_limit"] = (int) $_SESSION["bw_limit"];
1940 $params["label_base_index"] = (int) LABEL_BASE_INDEX;
1941
1942 $result = db_query("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
1943 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
1944
1945 $max_feed_id = db_fetch_result($result, 0, "mid");
1946 $num_feeds = db_fetch_result($result, 0, "nf");
1947
1948 $params["max_feed_id"] = (int) $max_feed_id;
1949 $params["num_feeds"] = (int) $num_feeds;
1950
1951 $params["collapsed_feedlist"] = (int) get_pref("_COLLAPSED_FEEDLIST");
1952 $params["hotkeys"] = get_hotkeys_map();
1953
1954 $params["csrf_token"] = $_SESSION["csrf_token"];
1955 $params["widescreen"] = (int) $_COOKIE["ttrss_widescreen"];
1956
1957 $params['simple_update'] = defined('SIMPLE_UPDATE_MODE') && SIMPLE_UPDATE_MODE;
1958
1959 return $params;
1960 }
1961
1962 function get_hotkeys_info() {
1963 $hotkeys = array(
1964 __("Navigation") => array(
1965 "next_feed" => __("Open next feed"),
1966 "prev_feed" => __("Open previous feed"),
1967 "next_article" => __("Open next article"),
1968 "prev_article" => __("Open previous article"),
1969 "next_article_noscroll" => __("Open next article (don't scroll long articles)"),
1970 "prev_article_noscroll" => __("Open previous article (don't scroll long articles)"),
1971 "next_article_noexpand" => __("Move to next article (don't expand or mark read)"),
1972 "prev_article_noexpand" => __("Move to previous article (don't expand or mark read)"),
1973 "search_dialog" => __("Show search dialog")),
1974 __("Article") => array(
1975 "toggle_mark" => __("Toggle starred"),
1976 "toggle_publ" => __("Toggle published"),
1977 "toggle_unread" => __("Toggle unread"),
1978 "edit_tags" => __("Edit tags"),
1979 "dismiss_selected" => __("Dismiss selected"),
1980 "dismiss_read" => __("Dismiss read"),
1981 "open_in_new_window" => __("Open in new window"),
1982 "catchup_below" => __("Mark below as read"),
1983 "catchup_above" => __("Mark above as read"),
1984 "article_scroll_down" => __("Scroll down"),
1985 "article_scroll_up" => __("Scroll up"),
1986 "select_article_cursor" => __("Select article under cursor"),
1987 "email_article" => __("Email article"),
1988 "close_article" => __("Close/collapse article"),
1989 "toggle_expand" => __("Toggle article expansion (combined mode)"),
1990 "toggle_widescreen" => __("Toggle widescreen mode"),
1991 "toggle_embed_original" => __("Toggle embed original")),
1992 __("Article selection") => array(
1993 "select_all" => __("Select all articles"),
1994 "select_unread" => __("Select unread"),
1995 "select_marked" => __("Select starred"),
1996 "select_published" => __("Select published"),
1997 "select_invert" => __("Invert selection"),
1998 "select_none" => __("Deselect everything")),
1999 __("Feed") => array(
2000 "feed_refresh" => __("Refresh current feed"),
2001 "feed_unhide_read" => __("Un/hide read feeds"),
2002 "feed_subscribe" => __("Subscribe to feed"),
2003 "feed_edit" => __("Edit feed"),
2004 "feed_catchup" => __("Mark as read"),
2005 "feed_reverse" => __("Reverse headlines"),
2006 "feed_debug_update" => __("Debug feed update"),
2007 "catchup_all" => __("Mark all feeds as read"),
2008 "cat_toggle_collapse" => __("Un/collapse current category"),
2009 "toggle_combined_mode" => __("Toggle combined mode"),
2010 "toggle_cdm_expanded" => __("Toggle auto expand in combined mode")),
2011 __("Go to") => array(
2012 "goto_all" => __("All articles"),
2013 "goto_fresh" => __("Fresh"),
2014 "goto_marked" => __("Starred"),
2015 "goto_published" => __("Published"),
2016 "goto_tagcloud" => __("Tag cloud"),
2017 "goto_prefs" => __("Preferences")),
2018 __("Other") => array(
2019 "create_label" => __("Create label"),
2020 "create_filter" => __("Create filter"),
2021 "collapse_sidebar" => __("Un/collapse sidebar"),
2022 "help_dialog" => __("Show help dialog"))
2023 );
2024
2025 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_INFO) as $plugin) {
2026 $hotkeys = $plugin->hook_hotkey_info($hotkeys);
2027 }
2028
2029 return $hotkeys;
2030 }
2031
2032 function get_hotkeys_map() {
2033 $hotkeys = array(
2034 // "navigation" => array(
2035 "k" => "next_feed",
2036 "j" => "prev_feed",
2037 "n" => "next_article",
2038 "p" => "prev_article",
2039 "(38)|up" => "prev_article",
2040 "(40)|down" => "next_article",
2041 // "^(38)|Ctrl-up" => "prev_article_noscroll",
2042 // "^(40)|Ctrl-down" => "next_article_noscroll",
2043 "(191)|/" => "search_dialog",
2044 // "article" => array(
2045 "s" => "toggle_mark",
2046 "*s" => "toggle_publ",
2047 "u" => "toggle_unread",
2048 "*t" => "edit_tags",
2049 "*d" => "dismiss_selected",
2050 "*x" => "dismiss_read",
2051 "o" => "open_in_new_window",
2052 "c p" => "catchup_below",
2053 "c n" => "catchup_above",
2054 "*n" => "article_scroll_down",
2055 "*p" => "article_scroll_up",
2056 "*(38)|Shift+up" => "article_scroll_up",
2057 "*(40)|Shift+down" => "article_scroll_down",
2058 "a *w" => "toggle_widescreen",
2059 "a e" => "toggle_embed_original",
2060 "e" => "email_article",
2061 "a q" => "close_article",
2062 // "article_selection" => array(
2063 "a a" => "select_all",
2064 "a u" => "select_unread",
2065 "a *u" => "select_marked",
2066 "a p" => "select_published",
2067 "a i" => "select_invert",
2068 "a n" => "select_none",
2069 // "feed" => array(
2070 "f r" => "feed_refresh",
2071 "f a" => "feed_unhide_read",
2072 "f s" => "feed_subscribe",
2073 "f e" => "feed_edit",
2074 "f q" => "feed_catchup",
2075 "f x" => "feed_reverse",
2076 "f *d" => "feed_debug_update",
2077 "f *c" => "toggle_combined_mode",
2078 "f c" => "toggle_cdm_expanded",
2079 "*q" => "catchup_all",
2080 "x" => "cat_toggle_collapse",
2081 // "goto" => array(
2082 "g a" => "goto_all",
2083 "g f" => "goto_fresh",
2084 "g s" => "goto_marked",
2085 "g p" => "goto_published",
2086 "g t" => "goto_tagcloud",
2087 "g *p" => "goto_prefs",
2088 // "other" => array(
2089 "(9)|Tab" => "select_article_cursor", // tab
2090 "c l" => "create_label",
2091 "c f" => "create_filter",
2092 "c s" => "collapse_sidebar",
2093 "^(191)|Ctrl+/" => "help_dialog",
2094 );
2095
2096 if (get_pref('COMBINED_DISPLAY_MODE')) {
2097 $hotkeys["^(38)|Ctrl-up"] = "prev_article_noscroll";
2098 $hotkeys["^(40)|Ctrl-down"] = "next_article_noscroll";
2099 }
2100
2101 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_MAP) as $plugin) {
2102 $hotkeys = $plugin->hook_hotkey_map($hotkeys);
2103 }
2104
2105 $prefixes = array();
2106
2107 foreach (array_keys($hotkeys) as $hotkey) {
2108 $pair = explode(" ", $hotkey, 2);
2109
2110 if (count($pair) > 1 && !in_array($pair[0], $prefixes)) {
2111 array_push($prefixes, $pair[0]);
2112 }
2113 }
2114
2115 return array($prefixes, $hotkeys);
2116 }
2117
2118 function make_runtime_info() {
2119 $data = array();
2120
2121 $result = db_query("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
2122 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
2123
2124 $max_feed_id = db_fetch_result($result, 0, "mid");
2125 $num_feeds = db_fetch_result($result, 0, "nf");
2126
2127 $data["max_feed_id"] = (int) $max_feed_id;
2128 $data["num_feeds"] = (int) $num_feeds;
2129
2130 $data['last_article_id'] = getLastArticleId();
2131 $data['cdm_expanded'] = get_pref('CDM_EXPANDED');
2132
2133 $data['dep_ts'] = calculate_dep_timestamp();
2134 $data['reload_on_ts_change'] = !defined('_NO_RELOAD_ON_TS_CHANGE');
2135
2136 if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) {
2137
2138 $data['daemon_is_running'] = (int) file_is_locked("update_daemon.lock");
2139
2140 if (time() - $_SESSION["daemon_stamp_check"] > 30) {
2141
2142 $stamp = (int) @file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp");
2143
2144 if ($stamp) {
2145 $stamp_delta = time() - $stamp;
2146
2147 if ($stamp_delta > 1800) {
2148 $stamp_check = 0;
2149 } else {
2150 $stamp_check = 1;
2151 $_SESSION["daemon_stamp_check"] = time();
2152 }
2153
2154 $data['daemon_stamp_ok'] = $stamp_check;
2155
2156 $stamp_fmt = date("Y.m.d, G:i", $stamp);
2157
2158 $data['daemon_stamp'] = $stamp_fmt;
2159 }
2160 }
2161 }
2162
2163 if ($_SESSION["last_version_check"] + 86400 + rand(-1000, 1000) < time()) {
2164 $new_version_details = @check_for_update();
2165
2166 $data['new_version_available'] = (int) ($new_version_details != false);
2167
2168 $_SESSION["last_version_check"] = time();
2169 $_SESSION["version_data"] = $new_version_details;
2170 }
2171
2172 return $data;
2173 }
2174
2175 function search_to_sql($search) {
2176
2177 $search_query_part = "";
2178
2179 $keywords = explode(" ", $search);
2180 $query_keywords = array();
2181
2182 foreach ($keywords as $k) {
2183 if (strpos($k, "-") === 0) {
2184 $k = substr($k, 1);
2185 $not = "NOT";
2186 } else {
2187 $not = "";
2188 }
2189
2190 $commandpair = explode(":", mb_strtolower($k), 2);
2191
2192 switch ($commandpair[0]) {
2193 case "title":
2194 if ($commandpair[1]) {
2195 array_push($query_keywords, "($not (LOWER(ttrss_entries.title) LIKE '%".
2196 db_escape_string(mb_strtolower($commandpair[1]))."%'))");
2197 } else {
2198 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2199 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2200 }
2201 break;
2202 case "author":
2203 if ($commandpair[1]) {
2204 array_push($query_keywords, "($not (LOWER(author) LIKE '%".
2205 db_escape_string(mb_strtolower($commandpair[1]))."%'))");
2206 } else {
2207 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2208 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2209 }
2210 break;
2211 case "note":
2212 if ($commandpair[1]) {
2213 if ($commandpair[1] == "true")
2214 array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))");
2215 else if ($commandpair[1] == "false")
2216 array_push($query_keywords, "($not (note IS NULL OR note = ''))");
2217 else
2218 array_push($query_keywords, "($not (LOWER(note) LIKE '%".
2219 db_escape_string(mb_strtolower($commandpair[1]))."%'))");
2220 } else {
2221 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2222 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2223 }
2224 break;
2225 case "star":
2226
2227 if ($commandpair[1]) {
2228 if ($commandpair[1] == "true")
2229 array_push($query_keywords, "($not (marked = true))");
2230 else
2231 array_push($query_keywords, "($not (marked = false))");
2232 } else {
2233 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2234 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2235 }
2236 break;
2237 case "pub":
2238 if ($commandpair[1]) {
2239 if ($commandpair[1] == "true")
2240 array_push($query_keywords, "($not (published = true))");
2241 else
2242 array_push($query_keywords, "($not (published = false))");
2243
2244 } else {
2245 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2246 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2247 }
2248 break;
2249 default:
2250 if (strpos($k, "@") === 0) {
2251
2252 $user_tz_string = get_pref('USER_TIMEZONE', $_SESSION['uid']);
2253 $orig_ts = strtotime(substr($k, 1));
2254 $k = date("Y-m-d", convert_timestamp($orig_ts, $user_tz_string, 'UTC'));
2255
2256 //$k = date("Y-m-d", strtotime(substr($k, 1)));
2257
2258 array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')");
2259 } else {
2260 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2261 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2262 }
2263 }
2264 }
2265
2266 $search_query_part = implode("AND", $query_keywords);
2267
2268 return $search_query_part;
2269 }
2270
2271 function getParentCategories($cat, $owner_uid) {
2272 $rv = array();
2273
2274 $result = db_query("SELECT parent_cat FROM ttrss_feed_categories
2275 WHERE id = '$cat' AND parent_cat IS NOT NULL AND owner_uid = $owner_uid");
2276
2277 while ($line = db_fetch_assoc($result)) {
2278 array_push($rv, $line["parent_cat"]);
2279 $rv = array_merge($rv, getParentCategories($line["parent_cat"], $owner_uid));
2280 }
2281
2282 return $rv;
2283 }
2284
2285 function getChildCategories($cat, $owner_uid) {
2286 $rv = array();
2287
2288 $result = db_query("SELECT id FROM ttrss_feed_categories
2289 WHERE parent_cat = '$cat' AND owner_uid = $owner_uid");
2290
2291 while ($line = db_fetch_assoc($result)) {
2292 array_push($rv, $line["id"]);
2293 $rv = array_merge($rv, getChildCategories($line["id"], $owner_uid));
2294 }
2295
2296 return $rv;
2297 }
2298
2299 function queryFeedHeadlines($feed, $limit, $view_mode, $cat_view, $search, $search_mode, $override_order = false, $offset = 0, $owner_uid = 0, $filter = false, $since_id = 0, $include_children = false, $ignore_vfeed_group = false) {
2300
2301 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2302
2303 $ext_tables_part = "";
2304
2305 if ($search) {
2306
2307 if (SPHINX_ENABLED) {
2308 $ids = join(",", @sphinx_search($search, 0, 500));
2309
2310 if ($ids)
2311 $search_query_part = "ref_id IN ($ids) AND ";
2312 else
2313 $search_query_part = "ref_id = -1 AND ";
2314
2315 } else {
2316 $search_query_part = search_to_sql($search);
2317 $search_query_part .= " AND ";
2318 }
2319
2320 } else {
2321 $search_query_part = "";
2322 }
2323
2324 if ($filter) {
2325
2326 if (DB_TYPE == "pgsql") {
2327 $query_strategy_part .= " AND updated > NOW() - INTERVAL '14 days' ";
2328 } else {
2329 $query_strategy_part .= " AND updated > DATE_SUB(NOW(), INTERVAL 14 DAY) ";
2330 }
2331
2332 $override_order = "updated DESC";
2333
2334 $filter_query_part = filter_to_sql($filter, $owner_uid);
2335
2336 // Try to check if SQL regexp implementation chokes on a valid regexp
2337 $result = db_query("SELECT true AS true_val FROM ttrss_entries,
2338 ttrss_user_entries, ttrss_feeds, ttrss_feed_categories
2339 WHERE $filter_query_part LIMIT 1", false);
2340
2341 if ($result) {
2342 $test = db_fetch_result($result, 0, "true_val");
2343
2344 if (!$test) {
2345 $filter_query_part = "false AND";
2346 } else {
2347 $filter_query_part .= " AND";
2348 }
2349 } else {
2350 $filter_query_part = "false AND";
2351 }
2352
2353 } else {
2354 $filter_query_part = "";
2355 }
2356
2357 if ($since_id) {
2358 $since_id_part = "ttrss_entries.id > $since_id AND ";
2359 } else {
2360 $since_id_part = "";
2361 }
2362
2363 $view_query_part = "";
2364
2365 if ($view_mode == "adaptive") {
2366 if ($search) {
2367 $view_query_part = " ";
2368 } else if ($feed != -1) {
2369
2370 $unread = getFeedUnread($feed, $cat_view);
2371
2372 if ($cat_view && $feed > 0 && $include_children)
2373 $unread += getCategoryChildrenUnread($feed);
2374
2375 if ($unread > 0)
2376 $view_query_part = " unread = true AND ";
2377
2378 }
2379 }
2380
2381 if ($view_mode == "marked") {
2382 $view_query_part = " marked = true AND ";
2383 }
2384
2385 if ($view_mode == "has_note") {
2386 $view_query_part = " (note IS NOT NULL AND note != '') AND ";
2387 }
2388
2389 if ($view_mode == "published") {
2390 $view_query_part = " published = true AND ";
2391 }
2392
2393 if ($view_mode == "unread" && $feed != -6) {
2394 $view_query_part = " unread = true AND ";
2395 }
2396
2397 if ($limit > 0) {
2398 $limit_query_part = "LIMIT " . $limit;
2399 }
2400
2401 $allow_archived = false;
2402
2403 $vfeed_query_part = "";
2404
2405 // override query strategy and enable feed display when searching globally
2406 if ($search && $search_mode == "all_feeds") {
2407 $query_strategy_part = "true";
2408 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2409 /* tags */
2410 } else if (!is_numeric($feed)) {
2411 $query_strategy_part = "true";
2412 $vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
2413 id = feed_id) as feed_title,";
2414 } else if ($search && $search_mode == "this_cat") {
2415 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2416
2417 if ($feed > 0) {
2418 if ($include_children) {
2419 $subcats = getChildCategories($feed, $owner_uid);
2420 array_push($subcats, $feed);
2421 $cats_qpart = join(",", $subcats);
2422 } else {
2423 $cats_qpart = $feed;
2424 }
2425
2426 $query_strategy_part = "ttrss_feeds.cat_id IN ($cats_qpart)";
2427
2428 } else {
2429 $query_strategy_part = "ttrss_feeds.cat_id IS NULL";
2430 }
2431
2432 } else if ($feed > 0) {
2433
2434 if ($cat_view) {
2435
2436 if ($feed > 0) {
2437 if ($include_children) {
2438 # sub-cats
2439 $subcats = getChildCategories($feed, $owner_uid);
2440
2441 array_push($subcats, $feed);
2442 $query_strategy_part = "cat_id IN (".
2443 implode(",", $subcats).")";
2444
2445 } else {
2446 $query_strategy_part = "cat_id = '$feed'";
2447 }
2448
2449 } else {
2450 $query_strategy_part = "cat_id IS NULL";
2451 }
2452
2453 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2454
2455 } else {
2456 $query_strategy_part = "feed_id = '$feed'";
2457 }
2458 } else if ($feed == 0 && !$cat_view) { // archive virtual feed
2459 $query_strategy_part = "feed_id IS NULL";
2460 $allow_archived = true;
2461 } else if ($feed == 0 && $cat_view) { // uncategorized
2462 $query_strategy_part = "cat_id IS NULL AND feed_id IS NOT NULL";
2463 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2464 } else if ($feed == -1) { // starred virtual feed
2465 $query_strategy_part = "marked = true";
2466 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2467 $allow_archived = true;
2468
2469 if (!$override_order) {
2470 $override_order = "last_marked DESC, date_entered DESC, updated DESC";
2471 }
2472
2473 } else if ($feed == -2) { // published virtual feed OR labels category
2474
2475 if (!$cat_view) {
2476 $query_strategy_part = "published = true";
2477 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2478 $allow_archived = true;
2479
2480 if (!$override_order) {
2481 $override_order = "last_published DESC, date_entered DESC, updated DESC";
2482 }
2483
2484 } else {
2485 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2486
2487 $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
2488
2489 $query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND
2490 ttrss_user_labels2.article_id = ref_id";
2491
2492 }
2493 } else if ($feed == -6) { // recently read
2494 $query_strategy_part = "unread = false AND last_read IS NOT NULL";
2495 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2496 $allow_archived = true;
2497
2498 if (!$override_order) $override_order = "last_read DESC";
2499 } else if ($feed == -3) { // fresh virtual feed
2500 $query_strategy_part = "unread = true AND score >= 0";
2501
2502 $intl = get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
2503
2504 if (DB_TYPE == "pgsql") {
2505 $query_strategy_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
2506 } else {
2507 $query_strategy_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
2508 }
2509
2510 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2511 } else if ($feed == -4) { // all articles virtual feed
2512 $allow_archived = true;
2513 $query_strategy_part = "true";
2514 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2515 } else if ($feed <= LABEL_BASE_INDEX) { // labels
2516 $label_id = feed_to_label_id($feed);
2517
2518 $query_strategy_part = "label_id = '$label_id' AND
2519 ttrss_labels2.id = ttrss_user_labels2.label_id AND
2520 ttrss_user_labels2.article_id = ref_id";
2521
2522 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2523 $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
2524 $allow_archived = true;
2525
2526 } else {
2527 $query_strategy_part = "true";
2528 }
2529
2530 $order_by = "score DESC, date_entered DESC, updated DESC";
2531
2532 if ($view_mode == "unread_first") {
2533 $order_by = "unread DESC, $order_by";
2534 }
2535
2536 if ($override_order) {
2537 $order_by = $override_order;
2538 }
2539
2540 $feed_title = "";
2541
2542 if ($search) {
2543 $feed_title = T_sprintf("Search results: %s", $search);
2544 } else {
2545 if ($cat_view) {
2546 $feed_title = getCategoryTitle($feed);
2547 } else {
2548 if (is_numeric($feed) && $feed > 0) {
2549 $result = db_query("SELECT title,site_url,last_error,last_updated
2550 FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = $owner_uid");
2551
2552 $feed_title = db_fetch_result($result, 0, "title");
2553 $feed_site_url = db_fetch_result($result, 0, "site_url");
2554 $last_error = db_fetch_result($result, 0, "last_error");
2555 $last_updated = db_fetch_result($result, 0, "last_updated");
2556 } else {
2557 $feed_title = getFeedTitle($feed);
2558 }
2559 }
2560 }
2561
2562 $content_query_part = "content as content_preview, cached_content, ";
2563
2564 if (is_numeric($feed)) {
2565
2566 if ($feed >= 0) {
2567 $feed_kind = "Feeds";
2568 } else {
2569 $feed_kind = "Labels";
2570 }
2571
2572 if ($limit_query_part) {
2573 $offset_query_part = "OFFSET $offset";
2574 }
2575
2576 // proper override_order applied above
2577 if ($vfeed_query_part && !$ignore_vfeed_group && get_pref('VFEED_GROUP_BY_FEED', $owner_uid)) {
2578 if (!$override_order) {
2579 $order_by = "ttrss_feeds.title, $order_by";
2580 } else {
2581 $order_by = "ttrss_feeds.title, $override_order";
2582 }
2583 }
2584
2585 if (!$allow_archived) {
2586 $from_qpart = "ttrss_entries,ttrss_user_entries,ttrss_feeds$ext_tables_part";
2587 $feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
2588
2589 } else {
2590 $from_qpart = "ttrss_entries$ext_tables_part,ttrss_user_entries
2591 LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)";
2592 }
2593
2594 if ($vfeed_query_part)
2595 $vfeed_query_part .= "favicon_avg_color,";
2596
2597 $query = "SELECT DISTINCT
2598 date_entered,
2599 guid,
2600 ttrss_entries.id,ttrss_entries.title,
2601 updated,
2602 label_cache,
2603 tag_cache,
2604 always_display_enclosures,
2605 site_url,
2606 note,
2607 num_comments,
2608 comments,
2609 int_id,
2610 hide_images,
2611 unread,feed_id,marked,published,link,last_read,orig_feed_id,
2612 last_marked, last_published,
2613 $vfeed_query_part
2614 $content_query_part
2615 author,score
2616 FROM
2617 $from_qpart
2618 WHERE
2619 $feed_check_qpart
2620 ttrss_user_entries.ref_id = ttrss_entries.id AND
2621 ttrss_user_entries.owner_uid = '$owner_uid' AND
2622 $search_query_part
2623 $filter_query_part
2624 $view_query_part
2625 $since_id_part
2626 $query_strategy_part ORDER BY $order_by
2627 $limit_query_part $offset_query_part";
2628
2629 if ($_REQUEST["debug"]) print $query;
2630
2631 $result = db_query($query);
2632
2633 } else {
2634 // browsing by tag
2635
2636 $select_qpart = "SELECT DISTINCT " .
2637 "date_entered," .
2638 "guid," .
2639 "note," .
2640 "ttrss_entries.id as id," .
2641 "title," .
2642 "updated," .
2643 "unread," .
2644 "feed_id," .
2645 "orig_feed_id," .
2646 "marked," .
2647 "num_comments, " .
2648 "comments, " .
2649 "tag_cache," .
2650 "label_cache," .
2651 "link," .
2652 "last_read," .
2653 "(SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) AS hide_images," .
2654 "last_marked, last_published, " .
2655 $since_id_part .
2656 $vfeed_query_part .
2657 $content_query_part .
2658 "score ";
2659
2660 $feed_kind = "Tags";
2661 $all_tags = explode(",", $feed);
2662 if ($search_mode == 'any') {
2663 $tag_sql = "tag_name in (" . implode(", ", array_map("db_quote", $all_tags)) . ")";
2664 $from_qpart = " FROM ttrss_entries,ttrss_user_entries,ttrss_tags ";
2665 $where_qpart = " WHERE " .
2666 "ref_id = ttrss_entries.id AND " .
2667 "ttrss_user_entries.owner_uid = $owner_uid AND " .
2668 "post_int_id = int_id AND $tag_sql AND " .
2669 $view_query_part .
2670 $search_query_part .
2671 $query_strategy_part . " ORDER BY $order_by " .
2672 $limit_query_part;
2673
2674 } else {
2675 $i = 1;
2676 $sub_selects = array();
2677 $sub_ands = array();
2678 foreach ($all_tags as $term) {
2679 array_push($sub_selects, "(SELECT post_int_id from ttrss_tags WHERE tag_name = " . db_quote($term) . " AND owner_uid = $owner_uid) as A$i");
2680 $i++;
2681 }
2682 if ($i > 2) {
2683 $x = 1;
2684 $y = 2;
2685 do {
2686 array_push($sub_ands, "A$x.post_int_id = A$y.post_int_id");
2687 $x++;
2688 $y++;
2689 } while ($y < $i);
2690 }
2691 array_push($sub_ands, "A1.post_int_id = ttrss_user_entries.int_id and ttrss_user_entries.owner_uid = $owner_uid");
2692 array_push($sub_ands, "ttrss_user_entries.ref_id = ttrss_entries.id");
2693 $from_qpart = " FROM " . implode(", ", $sub_selects) . ", ttrss_user_entries, ttrss_entries";
2694 $where_qpart = " WHERE " . implode(" AND ", $sub_ands);
2695 }
2696 // error_log("TAG SQL: " . $tag_sql);
2697 // $tag_sql = "tag_name = '$feed'"; DEFAULT way
2698
2699 // error_log("[". $select_qpart . "][" . $from_qpart . "][" .$where_qpart . "]");
2700 $result = db_query($select_qpart . $from_qpart . $where_qpart);
2701 }
2702
2703 return array($result, $feed_title, $feed_site_url, $last_error, $last_updated);
2704
2705 }
2706
2707 function sanitize($str, $force_remove_images = false, $owner = false, $site_url = false) {
2708 if (!$owner) $owner = $_SESSION["uid"];
2709
2710 $res = trim($str); if (!$res) return '';
2711
2712 if (strpos($res, "href=") === false)
2713 $res = rewrite_urls($res);
2714
2715 $charset_hack = '<head>
2716 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
2717 </head>';
2718
2719 $res = trim($res); if (!$res) return '';
2720
2721 libxml_use_internal_errors(true);
2722
2723 $doc = new DOMDocument();
2724 $doc->loadHTML($charset_hack . $res);
2725 $xpath = new DOMXPath($doc);
2726
2727 $entries = $xpath->query('(//a[@href]|//img[@src])');
2728
2729 foreach ($entries as $entry) {
2730
2731 if ($site_url) {
2732
2733 if ($entry->hasAttribute('href'))
2734 $entry->setAttribute('href',
2735 rewrite_relative_url($site_url, $entry->getAttribute('href')));
2736
2737 if ($entry->hasAttribute('src')) {
2738 $src = rewrite_relative_url($site_url, $entry->getAttribute('src'));
2739
2740 $cached_filename = CACHE_DIR . '/images/' . sha1($src) . '.png';
2741
2742 if (file_exists($cached_filename)) {
2743 $src = SELF_URL_PATH . '/image.php?hash=' . sha1($src);
2744 }
2745
2746 $entry->setAttribute('src', $src);
2747 }
2748
2749 if ($entry->nodeName == 'img') {
2750 if (($owner && get_pref("STRIP_IMAGES", $owner)) ||
2751 $force_remove_images || $_SESSION["bw_limit"]) {
2752
2753 $p = $doc->createElement('p');
2754
2755 $a = $doc->createElement('a');
2756 $a->setAttribute('href', $entry->getAttribute('src'));
2757
2758 $a->appendChild(new DOMText($entry->getAttribute('src')));
2759 $a->setAttribute('target', '_blank');
2760
2761 $p->appendChild($a);
2762
2763 $entry->parentNode->replaceChild($p, $entry);
2764 }
2765 }
2766 }
2767
2768 if (strtolower($entry->nodeName) == "a") {
2769 $entry->setAttribute("target", "_blank");
2770 }
2771 }
2772
2773 $entries = $xpath->query('//iframe');
2774 foreach ($entries as $entry) {
2775 $entry->setAttribute('sandbox', 'allow-scripts');
2776
2777 }
2778
2779 $allowed_elements = array('a', 'address', 'audio', 'article', 'aside',
2780 'b', 'bdi', 'bdo', 'big', 'blockquote', 'body', 'br',
2781 'caption', 'cite', 'center', 'code', 'col', 'colgroup',
2782 'data', 'dd', 'del', 'details', 'div', 'dl', 'font',
2783 'dt', 'em', 'footer', 'figure', 'figcaption',
2784 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'header', 'html', 'i',
2785 'img', 'ins', 'kbd', 'li', 'main', 'mark', 'nav', 'noscript',
2786 'ol', 'p', 'pre', 'q', 'ruby', 'rp', 'rt', 's', 'samp', 'section',
2787 'small', 'source', 'span', 'strike', 'strong', 'sub', 'summary',
2788 'sup', 'table', 'tbody', 'td', 'tfoot', 'th', 'thead', 'time',
2789 'tr', 'track', 'tt', 'u', 'ul', 'var', 'wbr', 'video' );
2790
2791 if ($_SESSION['hasSandbox']) $allowed_elements[] = 'iframe';
2792
2793 $disallowed_attributes = array('id', 'style', 'class');
2794
2795 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SANITIZE) as $plugin) {
2796 $retval = $plugin->hook_sanitize($doc, $site_url, $allowed_elements, $disallowed_attributes);
2797 if (is_array($retval)) {
2798 $doc = $retval[0];
2799 $allowed_elements = $retval[1];
2800 $disallowed_attributes = $retval[2];
2801 } else {
2802 $doc = $retval;
2803 }
2804 }
2805
2806 $doc->removeChild($doc->firstChild); //remove doctype
2807 $doc = strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes);
2808 $res = $doc->saveHTML();
2809 return $res;
2810 }
2811
2812 function strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes) {
2813 $xpath = new DOMXPath($doc);
2814 $entries = $xpath->query('//*');
2815
2816 foreach ($entries as $entry) {
2817 if (!in_array($entry->nodeName, $allowed_elements)) {
2818 $entry->parentNode->removeChild($entry);
2819 }
2820
2821 if ($entry->hasAttributes()) {
2822 $attrs_to_remove = array();
2823
2824 foreach ($entry->attributes as $attr) {
2825
2826 if (strpos($attr->nodeName, 'on') === 0) {
2827 array_push($attrs_to_remove, $attr);
2828 }
2829
2830 if (in_array($attr->nodeName, $disallowed_attributes)) {
2831 array_push($attrs_to_remove, $attr);
2832 }
2833 }
2834
2835 foreach ($attrs_to_remove as $attr) {
2836 $entry->removeAttributeNode($attr);
2837 }
2838 }
2839 }
2840
2841 return $doc;
2842 }
2843
2844 function check_for_update() {
2845 if (CHECK_FOR_NEW_VERSION && $_SESSION['access_level'] >= 10) {
2846 $version_url = "http://tt-rss.org/version.php?ver=" . VERSION .
2847 "&iid=" . sha1(SELF_URL_PATH);
2848
2849 $version_data = @fetch_file_contents($version_url);
2850
2851 if ($version_data) {
2852 $version_data = json_decode($version_data, true);
2853 if ($version_data && $version_data['version']) {
2854 if (version_compare(VERSION_STATIC, $version_data['version']) == -1) {
2855 return $version_data;
2856 }
2857 }
2858 }
2859 }
2860 return false;
2861 }
2862
2863 function catchupArticlesById($ids, $cmode, $owner_uid = false) {
2864
2865 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2866 if (count($ids) == 0) return;
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("UPDATE ttrss_user_entries SET
2878 unread = false,last_read = NOW()
2879 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2880 } else if ($cmode == 1) {
2881 db_query("UPDATE ttrss_user_entries SET
2882 unread = true
2883 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2884 } else {
2885 db_query("UPDATE ttrss_user_entries SET
2886 unread = NOT unread,last_read = NOW()
2887 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2888 }
2889
2890 /* update ccache */
2891
2892 $result = db_query("SELECT DISTINCT feed_id FROM ttrss_user_entries
2893 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2894
2895 while ($line = db_fetch_assoc($result)) {
2896 ccache_update($line["feed_id"], $owner_uid);
2897 }
2898 }
2899
2900 function get_article_tags($id, $owner_uid = 0, $tag_cache = false) {
2901
2902 $a_id = db_escape_string($id);
2903
2904 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2905
2906 $query = "SELECT DISTINCT tag_name,
2907 owner_uid as owner FROM
2908 ttrss_tags WHERE post_int_id = (SELECT int_id FROM ttrss_user_entries WHERE
2909 ref_id = '$a_id' AND owner_uid = '$owner_uid' LIMIT 1) ORDER BY tag_name";
2910
2911 $tags = array();
2912
2913 /* check cache first */
2914
2915 if ($tag_cache === false) {
2916 $result = db_query("SELECT tag_cache FROM ttrss_user_entries
2917 WHERE ref_id = '$id' AND owner_uid = $owner_uid");
2918
2919 $tag_cache = db_fetch_result($result, 0, "tag_cache");
2920 }
2921
2922 if ($tag_cache) {
2923 $tags = explode(",", $tag_cache);
2924 } else {
2925
2926 /* do it the hard way */
2927
2928 $tmp_result = db_query($query);
2929
2930 while ($tmp_line = db_fetch_assoc($tmp_result)) {
2931 array_push($tags, $tmp_line["tag_name"]);
2932 }
2933
2934 /* update the cache */
2935
2936 $tags_str = db_escape_string(join(",", $tags));
2937
2938 db_query("UPDATE ttrss_user_entries
2939 SET tag_cache = '$tags_str' WHERE ref_id = '$id'
2940 AND owner_uid = $owner_uid");
2941 }
2942
2943 return $tags;
2944 }
2945
2946 function trim_array($array) {
2947 $tmp = $array;
2948 array_walk($tmp, 'trim');
2949 return $tmp;
2950 }
2951
2952 function tag_is_valid($tag) {
2953 if ($tag == '') return false;
2954 if (preg_match("/^[0-9]*$/", $tag)) return false;
2955 if (mb_strlen($tag) > 250) return false;
2956
2957 if (function_exists('iconv')) {
2958 $tag = iconv("utf-8", "utf-8", $tag);
2959 }
2960
2961 if (!$tag) return false;
2962
2963 return true;
2964 }
2965
2966 function render_login_form() {
2967 header('Cache-Control: public');
2968
2969 require_once "login_form.php";
2970 exit;
2971 }
2972
2973 function format_warning($msg, $id = "") {
2974 global $link;
2975 return "<div class=\"warning\" id=\"$id\">
2976 <span><img src=\"images/sign_excl.svg\"></span><span>$msg</span></div>";
2977 }
2978
2979 function format_notice($msg, $id = "") {
2980 global $link;
2981 return "<div class=\"notice\" id=\"$id\">
2982 <span><img src=\"images/sign_info.svg\"></span><span>$msg</span></div>";
2983 }
2984
2985 function format_error($msg, $id = "") {
2986 global $link;
2987 return "<div class=\"error\" id=\"$id\">
2988 <span><img src=\"images/sign_excl.svg\"></span><span>$msg</span></div>";
2989 }
2990
2991 function print_notice($msg) {
2992 return print format_notice($msg);
2993 }
2994
2995 function print_warning($msg) {
2996 return print format_warning($msg);
2997 }
2998
2999 function print_error($msg) {
3000 return print format_error($msg);
3001 }
3002
3003
3004 function T_sprintf() {
3005 $args = func_get_args();
3006 return vsprintf(__(array_shift($args)), $args);
3007 }
3008
3009 function format_inline_player($url, $ctype) {
3010
3011 $entry = "";
3012
3013 $url = htmlspecialchars($url);
3014
3015 if (strpos($ctype, "audio/") === 0) {
3016
3017 if ($_SESSION["hasAudio"] && (strpos($ctype, "ogg") !== false ||
3018 $_SESSION["hasMp3"])) {
3019
3020 $entry .= "<audio controls>
3021 <source type=\"$ctype\" src=\"$url\"></source>
3022 </audio>";
3023
3024 } else {
3025
3026 $entry .= "<object type=\"application/x-shockwave-flash\"
3027 data=\"lib/button/musicplayer.swf?song_url=$url\"
3028 width=\"17\" height=\"17\" style='float : left; margin-right : 5px;'>
3029 <param name=\"movie\"
3030 value=\"lib/button/musicplayer.swf?song_url=$url\" />
3031 </object>";
3032 }
3033
3034 if ($entry) $entry .= "&nbsp; <a target=\"_blank\"
3035 href=\"$url\">" . basename($url) . "</a>";
3036
3037 return $entry;
3038
3039 }
3040
3041 return "";
3042
3043 /* $filename = substr($url, strrpos($url, "/")+1);
3044
3045 $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
3046 $filename . " (" . $ctype . ")" . "</a>"; */
3047
3048 }
3049
3050 function format_article($id, $mark_as_read = true, $zoom_mode = false, $owner_uid = false) {
3051 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3052
3053 $rv = array();
3054
3055 $rv['id'] = $id;
3056
3057 /* we can figure out feed_id from article id anyway, why do we
3058 * pass feed_id here? let's ignore the argument :(*/
3059
3060 $result = db_query("SELECT feed_id FROM ttrss_user_entries
3061 WHERE ref_id = '$id'");
3062
3063 $feed_id = (int) db_fetch_result($result, 0, "feed_id");
3064
3065 $rv['feed_id'] = $feed_id;
3066
3067 //if (!$zoom_mode) { print "<article id='$id'><![CDATA["; };
3068
3069 if ($mark_as_read) {
3070 $result = db_query("UPDATE ttrss_user_entries
3071 SET unread = false,last_read = NOW()
3072 WHERE ref_id = '$id' AND owner_uid = $owner_uid");
3073
3074 ccache_update($feed_id, $owner_uid);
3075 }
3076
3077 $result = db_query("SELECT id,title,link,content,feed_id,comments,int_id,
3078 ".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
3079 (SELECT site_url FROM ttrss_feeds WHERE id = feed_id) as site_url,
3080 (SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) as hide_images,
3081 (SELECT always_display_enclosures FROM ttrss_feeds WHERE id = feed_id) as always_display_enclosures,
3082 num_comments,
3083 tag_cache,
3084 author,
3085 orig_feed_id,
3086 note,
3087 cached_content
3088 FROM ttrss_entries,ttrss_user_entries
3089 WHERE id = '$id' AND ref_id = id AND owner_uid = $owner_uid");
3090
3091 if ($result) {
3092
3093 $line = db_fetch_assoc($result);
3094
3095 $tag_cache = $line["tag_cache"];
3096
3097 $line["tags"] = get_article_tags($id, $owner_uid, $line["tag_cache"]);
3098 unset($line["tag_cache"]);
3099
3100 $line["content"] = sanitize($line["content"], false, $owner_uid, $line["site_url"]);
3101
3102 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE) as $p) {
3103 $line = $p->hook_render_article($line);
3104 }
3105
3106 $num_comments = $line["num_comments"];
3107 $entry_comments = "";
3108
3109 if ($num_comments > 0) {
3110 if ($line["comments"]) {
3111 $comments_url = htmlspecialchars($line["comments"]);
3112 } else {
3113 $comments_url = htmlspecialchars($line["link"]);
3114 }
3115 $entry_comments = "<a target='_blank' href=\"$comments_url\">$num_comments comments</a>";
3116 } else {
3117 if ($line["comments"] && $line["link"] != $line["comments"]) {
3118 $entry_comments = "<a target='_blank' href=\"".htmlspecialchars($line["comments"])."\">comments</a>";
3119 }
3120 }
3121
3122 if ($zoom_mode) {
3123 header("Content-Type: text/html");
3124 $rv['content'] .= "<html><head>
3125 <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
3126 <title>Tiny Tiny RSS - ".$line["title"]."</title>
3127 <link rel=\"stylesheet\" type=\"text/css\" href=\"tt-rss.css\">
3128 </head><body id=\"ttrssZoom\">";
3129 }
3130
3131 $rv['content'] .= "<div class=\"postReply\" id=\"POST-$id\">";
3132
3133 $rv['content'] .= "<div class=\"postHeader\" id=\"POSTHDR-$id\">";
3134
3135 $entry_author = $line["author"];
3136
3137 if ($entry_author) {
3138 $entry_author = __(" - ") . $entry_author;
3139 }
3140
3141 $parsed_updated = make_local_datetime($line["updated"], true,
3142 $owner_uid, true);
3143
3144 $rv['content'] .= "<div class=\"postDate\">$parsed_updated</div>";
3145
3146 if ($line["link"]) {
3147 $rv['content'] .= "<div class='postTitle'><a target='_blank'
3148 title=\"".htmlspecialchars($line['title'])."\"
3149 href=\"" .
3150 htmlspecialchars($line["link"]) . "\">" .
3151 $line["title"] . "</a>" .
3152 "<span class='author'>$entry_author</span></div>";
3153 } else {
3154 $rv['content'] .= "<div class='postTitle'>" . $line["title"] . "$entry_author</div>";
3155 }
3156
3157 $tags_str = format_tags_string($line["tags"], $id);
3158 $tags_str_full = join(", ", $line["tags"]);
3159
3160 if (!$tags_str_full) $tags_str_full = __("no tags");
3161
3162 if (!$entry_comments) $entry_comments = "&nbsp;"; # placeholder
3163
3164 $rv['content'] .= "<div class='postTags' style='float : right'>
3165 <img src='images/tag.png'
3166 class='tagsPic' alt='Tags' title='Tags'>&nbsp;";
3167
3168 if (!$zoom_mode) {
3169 $rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span>
3170 <a title=\"".__('Edit tags for this article')."\"
3171 href=\"#\" onclick=\"editArticleTags($id, $feed_id)\">(+)</a>";
3172
3173 $rv['content'] .= "<div dojoType=\"dijit.Tooltip\"
3174 id=\"ATSTRTIP-$id\" connectId=\"ATSTR-$id\"
3175 position=\"below\">$tags_str_full</div>";
3176
3177 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_BUTTON) as $p) {
3178 $rv['content'] .= $p->hook_article_button($line);
3179 }
3180
3181 } else {
3182 $tags_str = strip_tags($tags_str);
3183 $rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span>";
3184 }
3185 $rv['content'] .= "</div>";
3186 $rv['content'] .= "<div clear='both'>";
3187
3188 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_LEFT_BUTTON) as $p) {
3189 $rv['content'] .= $p->hook_article_left_button($line);
3190 }
3191
3192 $rv['content'] .= "$entry_comments</div>";
3193
3194 if ($line["orig_feed_id"]) {
3195
3196 $tmp_result = db_query("SELECT * FROM ttrss_archived_feeds
3197 WHERE id = ".$line["orig_feed_id"]);
3198
3199 if (db_num_rows($tmp_result) != 0) {
3200
3201 $rv['content'] .= "<div clear='both'>";
3202 $rv['content'] .= __("Originally from:");
3203
3204 $rv['content'] .= "&nbsp;";
3205
3206 $tmp_line = db_fetch_assoc($tmp_result);
3207
3208 $rv['content'] .= "<a target='_blank'
3209 href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" .
3210 $tmp_line['title'] . "</a>";
3211
3212 $rv['content'] .= "&nbsp;";
3213
3214 $rv['content'] .= "<a target='_blank' href='" . htmlspecialchars($tmp_line['feed_url']) . "'>";
3215 $rv['content'] .= "<img title='".__('Feed URL')."'class='tinyFeedIcon' src='images/pub_set.svg'></a>";
3216
3217 $rv['content'] .= "</div>";
3218 }
3219 }
3220
3221 $rv['content'] .= "</div>";
3222
3223 $rv['content'] .= "<div id=\"POSTNOTE-$id\">";
3224 if ($line['note']) {
3225 $rv['content'] .= format_article_note($id, $line['note'], !$zoom_mode);
3226 }
3227 $rv['content'] .= "</div>";
3228
3229 $rv['content'] .= "<div class=\"postContent\">";
3230
3231 $rv['content'] .= $line["content"];
3232 $rv['content'] .= format_article_enclosures($id,
3233 sql_bool_to_bool($line["always_display_enclosures"]),
3234 $line["content"],
3235 sql_bool_to_bool($line["hide_images"]));
3236
3237 $rv['content'] .= "</div>";
3238
3239 $rv['content'] .= "</div>";
3240
3241 }
3242
3243 if ($zoom_mode) {
3244 $rv['content'] .= "
3245 <div class='footer'>
3246 <button onclick=\"return window.close()\">".
3247 __("Close this window")."</button></div>";
3248 $rv['content'] .= "</body></html>";
3249 }
3250
3251 return $rv;
3252
3253 }
3254
3255 function print_checkpoint($n, $s) {
3256 $ts = microtime(true);
3257 echo sprintf("<!-- CP[$n] %.4f seconds -->\n", $ts - $s);
3258 return $ts;
3259 }
3260
3261 function sanitize_tag($tag) {
3262 $tag = trim($tag);
3263
3264 $tag = mb_strtolower($tag, 'utf-8');
3265
3266 $tag = preg_replace('/[\'\"\+\>\<]/', "", $tag);
3267
3268 // $tag = str_replace('"', "", $tag);
3269 // $tag = str_replace("+", " ", $tag);
3270 $tag = str_replace("technorati tag: ", "", $tag);
3271
3272 return $tag;
3273 }
3274
3275 function get_self_url_prefix() {
3276 if (strrpos(SELF_URL_PATH, "/") === strlen(SELF_URL_PATH)-1) {
3277 return substr(SELF_URL_PATH, 0, strlen(SELF_URL_PATH)-1);
3278 } else {
3279 return SELF_URL_PATH;
3280 }
3281 }
3282
3283 /**
3284 * Compute the Mozilla Firefox feed adding URL from server HOST and REQUEST_URI.
3285 *
3286 * @return string The Mozilla Firefox feed adding URL.
3287 */
3288 function add_feed_url() {
3289 //$url_path = ($_SERVER['HTTPS'] != "on" ? 'http://' : 'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
3290
3291 $url_path = get_self_url_prefix() .
3292 "/public.php?op=subscribe&feed_url=%s";
3293 return $url_path;
3294 } // function add_feed_url
3295
3296 function encrypt_password($pass, $salt = '', $mode2 = false) {
3297 if ($salt && $mode2) {
3298 return "MODE2:" . hash('sha256', $salt . $pass);
3299 } else if ($salt) {
3300 return "SHA1X:" . sha1("$salt:$pass");
3301 } else {
3302 return "SHA1:" . sha1($pass);
3303 }
3304 } // function encrypt_password
3305
3306 function load_filters($feed_id, $owner_uid, $action_id = false) {
3307 $filters = array();
3308
3309 $cat_id = (int)getFeedCategory($feed_id);
3310
3311 $result = db_query("SELECT * FROM ttrss_filters2 WHERE
3312 owner_uid = $owner_uid AND enabled = true ORDER BY order_id, title");
3313
3314 $check_cats = join(",", array_merge(
3315 getParentCategories($cat_id, $owner_uid),
3316 array($cat_id)));
3317
3318 while ($line = db_fetch_assoc($result)) {
3319 $filter_id = $line["id"];
3320
3321 $result2 = db_query("SELECT
3322 r.reg_exp, r.inverse, r.feed_id, r.cat_id, r.cat_filter, t.name AS type_name
3323 FROM ttrss_filters2_rules AS r,
3324 ttrss_filter_types AS t
3325 WHERE
3326 (cat_id IS NULL OR cat_id IN ($check_cats)) AND
3327 (feed_id IS NULL OR feed_id = '$feed_id') AND
3328 filter_type = t.id AND filter_id = '$filter_id'");
3329
3330 $rules = array();
3331 $actions = array();
3332
3333 while ($rule_line = db_fetch_assoc($result2)) {
3334 # print_r($rule_line);
3335
3336 $rule = array();
3337 $rule["reg_exp"] = $rule_line["reg_exp"];
3338 $rule["type"] = $rule_line["type_name"];
3339 $rule["inverse"] = sql_bool_to_bool($rule_line["inverse"]);
3340
3341 array_push($rules, $rule);
3342 }
3343
3344 $result2 = db_query("SELECT a.action_param,t.name AS type_name
3345 FROM ttrss_filters2_actions AS a,
3346 ttrss_filter_actions AS t
3347 WHERE
3348 action_id = t.id AND filter_id = '$filter_id'");
3349
3350 while ($action_line = db_fetch_assoc($result2)) {
3351 # print_r($action_line);
3352
3353 $action = array();
3354 $action["type"] = $action_line["type_name"];
3355 $action["param"] = $action_line["action_param"];
3356
3357 array_push($actions, $action);
3358 }
3359
3360
3361 $filter = array();
3362 $filter["match_any_rule"] = sql_bool_to_bool($line["match_any_rule"]);
3363 $filter["inverse"] = sql_bool_to_bool($line["inverse"]);
3364 $filter["rules"] = $rules;
3365 $filter["actions"] = $actions;
3366
3367 if (count($rules) > 0 && count($actions) > 0) {
3368 array_push($filters, $filter);
3369 }
3370 }
3371
3372 return $filters;
3373 }
3374
3375 function get_score_pic($score) {
3376 if ($score > 100) {
3377 return "score_high.png";
3378 } else if ($score > 0) {
3379 return "score_half_high.png";
3380 } else if ($score < -100) {
3381 return "score_low.png";
3382 } else if ($score < 0) {
3383 return "score_half_low.png";
3384 } else {
3385 return "score_neutral.png";
3386 }
3387 }
3388
3389 function feed_has_icon($id) {
3390 return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0;
3391 }
3392
3393 function init_plugins() {
3394 PluginHost::getInstance()->load(PLUGINS, PluginHost::KIND_ALL);
3395
3396 return true;
3397 }
3398
3399 function format_tags_string($tags, $id) {
3400 if (!is_array($tags) || count($tags) == 0) {
3401 return __("no tags");
3402 } else {
3403 $maxtags = min(5, count($tags));
3404
3405 for ($i = 0; $i < $maxtags; $i++) {
3406 $tags_str .= "<a class=\"tag\" href=\"#\" onclick=\"viewfeed('".$tags[$i]."'\")>" . $tags[$i] . "</a>, ";
3407 }
3408
3409 $tags_str = mb_substr($tags_str, 0, mb_strlen($tags_str)-2);
3410
3411 if (count($tags) > $maxtags)
3412 $tags_str .= ", &hellip;";
3413
3414 return $tags_str;
3415 }
3416 }
3417
3418 function format_article_labels($labels, $id) {
3419
3420 if (!is_array($labels)) return '';
3421
3422 $labels_str = "";
3423
3424 foreach ($labels as $l) {
3425 $labels_str .= sprintf("<span class='hlLabelRef'
3426 style='color : %s; background-color : %s'>%s</span>",
3427 $l[2], $l[3], $l[1]);
3428 }
3429
3430 return $labels_str;
3431
3432 }
3433
3434 function format_article_note($id, $note, $allow_edit = true) {
3435
3436 $str = "<div class='articleNote' onclick=\"editArticleNote($id)\">
3437 <div class='noteEdit' onclick=\"editArticleNote($id)\">".
3438 ($allow_edit ? __('(edit note)') : "")."</div>$note</div>";
3439
3440 return $str;
3441 }
3442
3443
3444 function get_feed_category($feed_cat, $parent_cat_id = false) {
3445 if ($parent_cat_id) {
3446 $parent_qpart = "parent_cat = '$parent_cat_id'";
3447 $parent_insert = "'$parent_cat_id'";
3448 } else {
3449 $parent_qpart = "parent_cat IS NULL";
3450 $parent_insert = "NULL";
3451 }
3452
3453 $result = db_query(
3454 "SELECT id FROM ttrss_feed_categories
3455 WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
3456
3457 if (db_num_rows($result) == 0) {
3458 return false;
3459 } else {
3460 return db_fetch_result($result, 0, "id");
3461 }
3462 }
3463
3464 function add_feed_category($feed_cat, $parent_cat_id = false) {
3465
3466 if (!$feed_cat) return false;
3467
3468 db_query("BEGIN");
3469
3470 if ($parent_cat_id) {
3471 $parent_qpart = "parent_cat = '$parent_cat_id'";
3472 $parent_insert = "'$parent_cat_id'";
3473 } else {
3474 $parent_qpart = "parent_cat IS NULL";
3475 $parent_insert = "NULL";
3476 }
3477
3478 $feed_cat = mb_substr($feed_cat, 0, 250);
3479
3480 $result = db_query(
3481 "SELECT id FROM ttrss_feed_categories
3482 WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
3483
3484 if (db_num_rows($result) == 0) {
3485
3486 $result = db_query(
3487 "INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat)
3488 VALUES ('".$_SESSION["uid"]."', '$feed_cat', $parent_insert)");
3489
3490 db_query("COMMIT");
3491
3492 return true;
3493 }
3494
3495 return false;
3496 }
3497
3498 function getArticleFeed($id) {
3499 $result = db_query("SELECT feed_id FROM ttrss_user_entries
3500 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3501
3502 if (db_num_rows($result) != 0) {
3503 return db_fetch_result($result, 0, "feed_id");
3504 } else {
3505 return 0;
3506 }
3507 }
3508
3509 /**
3510 * Fixes incomplete URLs by prepending "http://".
3511 * Also replaces feed:// with http://, and
3512 * prepends a trailing slash if the url is a domain name only.
3513 *
3514 * @param string $url Possibly incomplete URL
3515 *
3516 * @return string Fixed URL.
3517 */
3518 function fix_url($url) {
3519 if (strpos($url, '://') === false) {
3520 $url = 'http://' . $url;
3521 } else if (substr($url, 0, 5) == 'feed:') {
3522 $url = 'http:' . substr($url, 5);
3523 }
3524
3525 //prepend slash if the URL has no slash in it
3526 // "http://www.example" -> "http://www.example/"
3527 if (strpos($url, '/', strpos($url, ':') + 3) === false) {
3528 $url .= '/';
3529 }
3530
3531 if ($url != "http:///")
3532 return $url;
3533 else
3534 return '';
3535 }
3536
3537 function validate_feed_url($url) {
3538 $parts = parse_url($url);
3539
3540 return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https');
3541
3542 }
3543
3544 function get_article_enclosures($id) {
3545
3546 $query = "SELECT * FROM ttrss_enclosures
3547 WHERE post_id = '$id' AND content_url != ''";
3548
3549 $rv = array();
3550
3551 $result = db_query($query);
3552
3553 if (db_num_rows($result) > 0) {
3554 while ($line = db_fetch_assoc($result)) {
3555 array_push($rv, $line);
3556 }
3557 }
3558
3559 return $rv;
3560 }
3561
3562 function save_email_address($email) {
3563 // FIXME: implement persistent storage of emails
3564
3565 if (!$_SESSION['stored_emails'])
3566 $_SESSION['stored_emails'] = array();
3567
3568 if (!in_array($email, $_SESSION['stored_emails']))
3569 array_push($_SESSION['stored_emails'], $email);
3570 }
3571
3572
3573 function get_feed_access_key($feed_id, $is_cat, $owner_uid = false) {
3574
3575 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3576
3577 $sql_is_cat = bool_to_sql_bool($is_cat);
3578
3579 $result = db_query("SELECT access_key FROM ttrss_access_keys
3580 WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
3581 AND owner_uid = " . $owner_uid);
3582
3583 if (db_num_rows($result) == 1) {
3584 return db_fetch_result($result, 0, "access_key");
3585 } else {
3586 $key = db_escape_string(sha1(uniqid(rand(), true)));
3587
3588 $result = db_query("INSERT INTO ttrss_access_keys
3589 (access_key, feed_id, is_cat, owner_uid)
3590 VALUES ('$key', '$feed_id', $sql_is_cat, '$owner_uid')");
3591
3592 return $key;
3593 }
3594 return false;
3595 }
3596
3597 function get_feeds_from_html($url, $content)
3598 {
3599 $url = fix_url($url);
3600 $baseUrl = substr($url, 0, strrpos($url, '/') + 1);
3601
3602 libxml_use_internal_errors(true);
3603
3604 $doc = new DOMDocument();
3605 $doc->loadHTML($content);
3606 $xpath = new DOMXPath($doc);
3607 $entries = $xpath->query('/html/head/link[@rel="alternate"]');
3608 $feedUrls = array();
3609 foreach ($entries as $entry) {
3610 if ($entry->hasAttribute('href')) {
3611 $title = $entry->getAttribute('title');
3612 if ($title == '') {
3613 $title = $entry->getAttribute('type');
3614 }
3615 $feedUrl = rewrite_relative_url(
3616 $baseUrl, $entry->getAttribute('href')
3617 );
3618 $feedUrls[$feedUrl] = $title;
3619 }
3620 }
3621 return $feedUrls;
3622 }
3623
3624 function is_html($content) {
3625 return preg_match("/<html|DOCTYPE html/i", substr($content, 0, 20)) !== 0;
3626 }
3627
3628 function url_is_html($url, $login = false, $pass = false) {
3629 return is_html(fetch_file_contents($url, false, $login, $pass));
3630 }
3631
3632 function print_label_select($name, $value, $attributes = "") {
3633
3634 $result = db_query("SELECT caption FROM ttrss_labels2
3635 WHERE owner_uid = '".$_SESSION["uid"]."' ORDER BY caption");
3636
3637 print "<select default=\"$value\" name=\"" . htmlspecialchars($name) .
3638 "\" $attributes onchange=\"labelSelectOnChange(this)\" >";
3639
3640 while ($line = db_fetch_assoc($result)) {
3641
3642 $issel = ($line["caption"] == $value) ? "selected=\"1\"" : "";
3643
3644 print "<option value=\"".htmlspecialchars($line["caption"])."\"
3645 $issel>" . htmlspecialchars($line["caption"]) . "</option>";
3646
3647 }
3648
3649 # print "<option value=\"ADD_LABEL\">" .__("Add label...") . "</option>";
3650
3651 print "</select>";
3652
3653
3654 }
3655
3656 function format_article_enclosures($id, $always_display_enclosures,
3657 $article_content, $hide_images = false) {
3658
3659 $result = get_article_enclosures($id);
3660 $rv = '';
3661
3662 if (count($result) > 0) {
3663
3664 $entries_html = array();
3665 $entries = array();
3666 $entries_inline = array();
3667
3668 foreach ($result as $line) {
3669
3670 $url = $line["content_url"];
3671 $ctype = $line["content_type"];
3672
3673 if (!$ctype) $ctype = __("unknown type");
3674
3675 $filename = substr($url, strrpos($url, "/")+1);
3676
3677 $player = format_inline_player($url, $ctype);
3678
3679 if ($player) array_push($entries_inline, $player);
3680
3681 # $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
3682 # $filename . " (" . $ctype . ")" . "</a>";
3683
3684 $entry = "<div onclick=\"window.open('".htmlspecialchars($url)."')\"
3685 dojoType=\"dijit.MenuItem\">$filename ($ctype)</div>";
3686
3687 array_push($entries_html, $entry);
3688
3689 $entry = array();
3690
3691 $entry["type"] = $ctype;
3692 $entry["filename"] = $filename;
3693 $entry["url"] = $url;
3694
3695 array_push($entries, $entry);
3696 }
3697
3698 if ($_SESSION['uid'] && !get_pref("STRIP_IMAGES") && !$_SESSION["bw_limit"]) {
3699 if ($always_display_enclosures ||
3700 !preg_match("/<img/i", $article_content)) {
3701
3702 foreach ($entries as $entry) {
3703
3704 if (preg_match("/image/", $entry["type"]) ||
3705 preg_match("/\.(jpg|png|gif|bmp)/i", $entry["filename"])) {
3706
3707 if (!$hide_images) {
3708 $rv .= "<p><img
3709 alt=\"".htmlspecialchars($entry["filename"])."\"
3710 src=\"" .htmlspecialchars($entry["url"]) . "\"/></p>";
3711 } else {
3712 $rv .= "<p><a target=\"_blank\"
3713 href=\"".htmlspecialchars($entry["url"])."\"
3714 >" .htmlspecialchars($entry["url"]) . "</a></p>";
3715
3716 }
3717 }
3718 }
3719 }
3720 }
3721
3722 if (count($entries_inline) > 0) {
3723 $rv .= "<hr clear='both'/>";
3724 foreach ($entries_inline as $entry) { $rv .= $entry; };
3725 $rv .= "<hr clear='both'/>";
3726 }
3727
3728 $rv .= "<select class=\"attachments\" onchange=\"openSelectedAttachment(this)\">".
3729 "<option value=''>" . __('Attachments')."</option>";
3730
3731 foreach ($entries as $entry) {
3732 $rv .= "<option value=\"".htmlspecialchars($entry["url"])."\">" . htmlspecialchars($entry["filename"]) . "</option>";
3733
3734 };
3735
3736 $rv .= "</select>";
3737 }
3738
3739 return $rv;
3740 }
3741
3742 function getLastArticleId() {
3743 $result = db_query("SELECT MAX(ref_id) AS id FROM ttrss_user_entries
3744 WHERE owner_uid = " . $_SESSION["uid"]);
3745
3746 if (db_num_rows($result) == 1) {
3747 return db_fetch_result($result, 0, "id");
3748 } else {
3749 return -1;
3750 }
3751 }
3752
3753 function build_url($parts) {
3754 return $parts['scheme'] . "://" . $parts['host'] . $parts['path'];
3755 }
3756
3757 /**
3758 * Converts a (possibly) relative URL to a absolute one.
3759 *
3760 * @param string $url Base URL (i.e. from where the document is)
3761 * @param string $rel_url Possibly relative URL in the document
3762 *
3763 * @return string Absolute URL
3764 */
3765 function rewrite_relative_url($url, $rel_url) {
3766 if (strpos($rel_url, "magnet:") === 0) {
3767 return $rel_url;
3768 } else if (strpos($rel_url, "://") !== false) {
3769 return $rel_url;
3770 } else if (strpos($rel_url, "//") === 0) {
3771 # protocol-relative URL (rare but they exist)
3772 return $rel_url;
3773 } else if (strpos($rel_url, "/") === 0)
3774 {
3775 $parts = parse_url($url);
3776 $parts['path'] = $rel_url;
3777
3778 return build_url($parts);
3779
3780 } else {
3781 $parts = parse_url($url);
3782 if (!isset($parts['path'])) {
3783 $parts['path'] = '/';
3784 }
3785 $dir = $parts['path'];
3786 if (substr($dir, -1) !== '/') {
3787 $dir = dirname($parts['path']);
3788 $dir !== '/' && $dir .= '/';
3789 }
3790 $parts['path'] = $dir . $rel_url;
3791
3792 return build_url($parts);
3793 }
3794 }
3795
3796 function sphinx_search($query, $offset = 0, $limit = 30) {
3797 require_once 'lib/sphinxapi.php';
3798
3799 $sphinxClient = new SphinxClient();
3800
3801 $sphinxpair = explode(":", SPHINX_SERVER, 2);
3802
3803 $sphinxClient->SetServer($sphinxpair[0], $sphinxpair[1]);
3804 $sphinxClient->SetConnectTimeout(1);
3805
3806 $sphinxClient->SetFieldWeights(array('title' => 70, 'content' => 30,
3807 'feed_title' => 20));
3808
3809 $sphinxClient->SetMatchMode(SPH_MATCH_EXTENDED2);
3810 $sphinxClient->SetRankingMode(SPH_RANK_PROXIMITY_BM25);
3811 $sphinxClient->SetLimits($offset, $limit, 1000);
3812 $sphinxClient->SetArrayResult(false);
3813 $sphinxClient->SetFilter('owner_uid', array($_SESSION['uid']));
3814
3815 $result = $sphinxClient->Query($query, SPHINX_INDEX);
3816
3817 $ids = array();
3818
3819 if (is_array($result['matches'])) {
3820 foreach (array_keys($result['matches']) as $int_id) {
3821 $ref_id = $result['matches'][$int_id]['attrs']['ref_id'];
3822 array_push($ids, $ref_id);
3823 }
3824 }
3825
3826 return $ids;
3827 }
3828
3829 function cleanup_tags($days = 14, $limit = 1000) {
3830
3831 if (DB_TYPE == "pgsql") {
3832 $interval_query = "date_updated < NOW() - INTERVAL '$days days'";
3833 } else if (DB_TYPE == "mysql") {
3834 $interval_query = "date_updated < DATE_SUB(NOW(), INTERVAL $days DAY)";
3835 }
3836
3837 $tags_deleted = 0;
3838
3839 while ($limit > 0) {
3840 $limit_part = 500;
3841
3842 $query = "SELECT ttrss_tags.id AS id
3843 FROM ttrss_tags, ttrss_user_entries, ttrss_entries
3844 WHERE post_int_id = int_id AND $interval_query AND
3845 ref_id = ttrss_entries.id AND tag_cache != '' LIMIT $limit_part";
3846
3847 $result = db_query($query);
3848
3849 $ids = array();
3850
3851 while ($line = db_fetch_assoc($result)) {
3852 array_push($ids, $line['id']);
3853 }
3854
3855 if (count($ids) > 0) {
3856 $ids = join(",", $ids);
3857
3858 $tmp_result = db_query("DELETE FROM ttrss_tags WHERE id IN ($ids)");
3859 $tags_deleted += db_affected_rows($tmp_result);
3860 } else {
3861 break;
3862 }
3863
3864 $limit -= $limit_part;
3865 }
3866
3867 return $tags_deleted;
3868 }
3869
3870 function print_user_stylesheet() {
3871 $value = get_pref('USER_STYLESHEET');
3872
3873 if ($value) {
3874 print "<style type=\"text/css\">";
3875 print str_replace("<br/>", "\n", $value);
3876 print "</style>";
3877 }
3878
3879 }
3880
3881 function rewrite_urls($html) {
3882 libxml_use_internal_errors(true);
3883
3884 $charset_hack = '<head>
3885 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
3886 </head>';
3887
3888 $doc = new DOMDocument();
3889 $doc->loadHTML($charset_hack . $html);
3890 $xpath = new DOMXPath($doc);
3891
3892 $entries = $xpath->query('//*/text()');
3893
3894 foreach ($entries as $entry) {
3895 if (strstr($entry->wholeText, "://") !== false) {
3896 $text = preg_replace("/((?<!=.)((http|https|ftp)+):\/\/[^ ,!]+)/i",
3897 "<a target=\"_blank\" href=\"\\1\">\\1</a>", $entry->wholeText);
3898
3899 if ($text != $entry->wholeText) {
3900 $cdoc = new DOMDocument();
3901 $cdoc->loadHTML($charset_hack . $text);
3902
3903
3904 foreach ($cdoc->childNodes as $cnode) {
3905 $cnode = $doc->importNode($cnode, true);
3906
3907 if ($cnode) {
3908 $entry->parentNode->insertBefore($cnode);
3909 }
3910 }
3911
3912 $entry->parentNode->removeChild($entry);
3913
3914 }
3915 }
3916 }
3917
3918 $node = $doc->getElementsByTagName('body')->item(0);
3919
3920 // http://tt-rss.org/forum/viewtopic.php?f=1&t=970
3921 if ($node)
3922 return $doc->saveXML($node);
3923 else
3924 return $html;
3925 }
3926
3927 function filter_to_sql($filter, $owner_uid) {
3928 $query = array();
3929
3930 if (DB_TYPE == "pgsql")
3931 $reg_qpart = "~";
3932 else
3933 $reg_qpart = "REGEXP";
3934
3935 foreach ($filter["rules"] AS $rule) {
3936 $regexp_valid = preg_match('/' . $rule['reg_exp'] . '/',
3937 $rule['reg_exp']) !== FALSE;
3938
3939 if ($regexp_valid) {
3940
3941 $rule['reg_exp'] = db_escape_string($rule['reg_exp']);
3942
3943 switch ($rule["type"]) {
3944 case "title":
3945 $qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
3946 $rule['reg_exp'] . "')";
3947 break;
3948 case "content":
3949 $qpart = "LOWER(ttrss_entries.content) $reg_qpart LOWER('".
3950 $rule['reg_exp'] . "')";
3951 break;
3952 case "both":
3953 $qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
3954 $rule['reg_exp'] . "') OR LOWER(" .
3955 "ttrss_entries.content) $reg_qpart LOWER('" . $rule['reg_exp'] . "')";
3956 break;
3957 case "tag":
3958 $qpart = "LOWER(ttrss_user_entries.tag_cache) $reg_qpart LOWER('".
3959 $rule['reg_exp'] . "')";
3960 break;
3961 case "link":
3962 $qpart = "LOWER(ttrss_entries.link) $reg_qpart LOWER('".
3963 $rule['reg_exp'] . "')";
3964 break;
3965 case "author":
3966 $qpart = "LOWER(ttrss_entries.author) $reg_qpart LOWER('".
3967 $rule['reg_exp'] . "')";
3968 break;
3969 }
3970
3971 if (isset($rule['inverse'])) $qpart = "NOT ($qpart)";
3972
3973 if (isset($rule["feed_id"]) && $rule["feed_id"] > 0) {
3974 $qpart .= " AND feed_id = " . db_escape_string($rule["feed_id"]);
3975 }
3976
3977 if (isset($rule["cat_id"])) {
3978
3979 if ($rule["cat_id"] > 0) {
3980 $children = getChildCategories($rule["cat_id"], $owner_uid);
3981 array_push($children, $rule["cat_id"]);
3982
3983 $children = join(",", $children);
3984
3985 $cat_qpart = "cat_id IN ($children)";
3986 } else {
3987 $cat_qpart = "cat_id IS NULL";
3988 }
3989
3990 $qpart .= " AND $cat_qpart";
3991 }
3992
3993 array_push($query, "($qpart)");
3994
3995 }
3996 }
3997
3998 if (count($query) > 0) {
3999 $fullquery = "(" . join($filter["match_any_rule"] ? "OR" : "AND", $query) . ")";
4000 } else {
4001 $fullquery = "(false)";
4002 }
4003
4004 if ($filter['inverse']) $fullquery = "(NOT $fullquery)";
4005
4006 return $fullquery;
4007 }
4008
4009 if (!function_exists('gzdecode')) {
4010 function gzdecode($string) { // no support for 2nd argument
4011 return file_get_contents('compress.zlib://data:who/cares;base64,'.
4012 base64_encode($string));
4013 }
4014 }
4015
4016 function get_random_bytes($length) {
4017 if (function_exists('openssl_random_pseudo_bytes')) {
4018 return openssl_random_pseudo_bytes($length);
4019 } else {
4020 $output = "";
4021
4022 for ($i = 0; $i < $length; $i++)
4023 $output .= chr(mt_rand(0, 255));
4024
4025 return $output;
4026 }
4027 }
4028
4029 function read_stdin() {
4030 $fp = fopen("php://stdin", "r");
4031
4032 if ($fp) {
4033 $line = trim(fgets($fp));
4034 fclose($fp);
4035 return $line;
4036 }
4037
4038 return null;
4039 }
4040
4041 function tmpdirname($path, $prefix) {
4042 // Use PHP's tmpfile function to create a temporary
4043 // directory name. Delete the file and keep the name.
4044 $tempname = tempnam($path,$prefix);
4045 if (!$tempname)
4046 return false;
4047
4048 if (!unlink($tempname))
4049 return false;
4050
4051 return $tempname;
4052 }
4053
4054 function getFeedCategory($feed) {
4055 $result = db_query("SELECT cat_id FROM ttrss_feeds
4056 WHERE id = '$feed'");
4057
4058 if (db_num_rows($result) > 0) {
4059 return db_fetch_result($result, 0, "cat_id");
4060 } else {
4061 return false;
4062 }
4063
4064 }
4065
4066 function implements_interface($class, $interface) {
4067 return in_array($interface, class_implements($class));
4068 }
4069
4070 function geturl($url){
4071
4072 if (!function_exists('curl_init'))
4073 return user_error('CURL Must be installed for geturl function to work. Ask your host to enable it or uncomment extension=php_curl.dll in php.ini', E_USER_ERROR);
4074
4075 $curl = curl_init();
4076 $header[0] = "Accept: text/xml,application/xml,application/xhtml+xml,";
4077 $header[0] .= "text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5";
4078 $header[] = "Cache-Control: max-age=0";
4079 $header[] = "Connection: keep-alive";
4080 $header[] = "Keep-Alive: 300";
4081 $header[] = "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7";
4082 $header[] = "Accept-Language: en-us,en;q=0.5";
4083 $header[] = "Pragma: ";
4084
4085 curl_setopt($curl, CURLOPT_URL, $url);
4086 curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0 Firefox/5.0');
4087 curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
4088 curl_setopt($curl, CURLOPT_HEADER, true);
4089 curl_setopt($curl, CURLOPT_REFERER, $url);
4090 curl_setopt($curl, CURLOPT_ENCODING, 'gzip,deflate');
4091 curl_setopt($curl, CURLOPT_AUTOREFERER, true);
4092 curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
4093 //curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); //CURLOPT_FOLLOWLOCATION Disabled...
4094 curl_setopt($curl, CURLOPT_TIMEOUT, 60);
4095
4096 $html = curl_exec($curl);
4097
4098 $status = curl_getinfo($curl);
4099 curl_close($curl);
4100
4101 if($status['http_code']!=200){
4102 if($status['http_code'] == 301 || $status['http_code'] == 302) {
4103 list($header) = explode("\r\n\r\n", $html, 2);
4104 $matches = array();
4105 preg_match("/(Location:|URI:)[^(\n)]*/", $header, $matches);
4106 $url = trim(str_replace($matches[1],"",$matches[0]));
4107 $url_parsed = parse_url($url);
4108 return (isset($url_parsed))? geturl($url):'';
4109 }
4110 $oline='';
4111 foreach($status as $key=>$eline){$oline.='['.$key.']'.$eline.' ';}
4112 $line =$oline." \r\n ".$url."\r\n-----------------\r\n";
4113 # $handle = @fopen('./curl.error.log', 'a');
4114 # fwrite($handle, $line);
4115 return FALSE;
4116 }
4117 return $url;
4118 }
4119
4120 function get_minified_js($files) {
4121 require_once 'lib/jshrink/Minifier.php';
4122
4123 $rv = '';
4124
4125 foreach ($files as $js) {
4126 if (!isset($_GET['debug'])) {
4127 $cached_file = CACHE_DIR . "/js/".basename($js).".js";
4128
4129 if (file_exists($cached_file) &&
4130 is_readable($cached_file) &&
4131 filemtime($cached_file) >= filemtime("js/$js.js")) {
4132
4133 $rv .= file_get_contents($cached_file);
4134
4135 } else {
4136 $minified = JShrink\Minifier::minify(file_get_contents("js/$js.js"));
4137 file_put_contents($cached_file, $minified);
4138 $rv .= $minified;
4139 }
4140 } else {
4141 $rv .= file_get_contents("js/$js.js");
4142 }
4143 }
4144
4145 return $rv;
4146 }
4147
4148 function stylesheet_tag($filename) {
4149 $timestamp = filemtime($filename);
4150
4151 echo "<link rel=\"stylesheet\" type=\"text/css\" href=\"$filename?$timestamp\"/>\n";
4152 }
4153
4154 function javascript_tag($filename) {
4155 $query = "";
4156
4157 if (!(strpos($filename, "?") === FALSE)) {
4158 $query = substr($filename, strpos($filename, "?")+1);
4159 $filename = substr($filename, 0, strpos($filename, "?"));
4160 }
4161
4162 $timestamp = filemtime($filename);
4163
4164 if ($query) $timestamp .= "&$query";
4165
4166 echo "<script type=\"text/javascript\" charset=\"utf-8\" src=\"$filename?$timestamp\"></script>\n";
4167 }
4168
4169 function calculate_dep_timestamp() {
4170 $files = array_merge(glob("js/*.js"), glob("*.css"));
4171
4172 $max_ts = -1;
4173
4174 foreach ($files as $file) {
4175 if (filemtime($file) > $max_ts) $max_ts = filemtime($file);
4176 }
4177
4178 return $max_ts;
4179 }
4180
4181 function T_js_decl($s1, $s2) {
4182 if ($s1 && $s2) {
4183 $s1 = preg_replace("/\n/", "", $s1);
4184 $s2 = preg_replace("/\n/", "", $s2);
4185
4186 $s1 = preg_replace("/\"/", "\\\"", $s1);
4187 $s2 = preg_replace("/\"/", "\\\"", $s2);
4188
4189 return "T_messages[\"$s1\"] = \"$s2\";\n";
4190 }
4191 }
4192
4193 function init_js_translations() {
4194
4195 print 'var T_messages = new Object();
4196
4197 function __(msg) {
4198 if (T_messages[msg]) {
4199 return T_messages[msg];
4200 } else {
4201 return msg;
4202 }
4203 }
4204
4205 function ngettext(msg1, msg2, n) {
4206 return (parseInt(n) > 1) ? msg2 : msg1;
4207 }';
4208
4209 $l10n = _get_reader();
4210
4211 for ($i = 0; $i < $l10n->total; $i++) {
4212 $orig = $l10n->get_original_string($i);
4213 $translation = __($orig);
4214
4215 print T_js_decl($orig, $translation);
4216 }
4217 }
4218
4219 function label_to_feed_id($label) {
4220 return LABEL_BASE_INDEX - 1 - abs($label);
4221 }
4222
4223 function feed_to_label_id($feed) {
4224 return LABEL_BASE_INDEX - 1 + abs($feed);
4225 }
4226
4227 function format_libxml_error($error) {
4228 return T_sprintf("LibXML error %s at line %d (column %d): %s",
4229 $error->code, $error->line, $error->column,
4230 $error->message);
4231 }
4232
4233 ?>
web-based news feed (RSS/Atom) reader and aggregator; see https://tt-rss.org/