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Merge branch 'master' into jremote
[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($filename) {
964 if (function_exists('flock') && file_exists(LOCK_DIRECTORY . "/$filename")) {
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(u1.unread) AS unread,COUNT(u2.unread) AS total
1497 FROM ttrss_labels2 LEFT JOIN ttrss_user_labels2 ON
1498 (ttrss_labels2.id = label_id)
1499 LEFT JOIN ttrss_user_entries AS u1 ON (u1.ref_id = article_id AND u1.unread = true
1500 AND u1.owner_uid = $owner_uid)
1501 LEFT JOIN ttrss_user_entries AS u2 ON (u2.ref_id = article_id AND u2.unread = false
1502 AND u2.owner_uid = $owner_uid)
1503 WHERE ttrss_labels2.owner_uid = $owner_uid GROUP BY ttrss_labels2.id,
1504 ttrss_labels2.caption");
1505
1506 while ($line = db_fetch_assoc($result)) {
1507
1508 $id = label_to_feed_id($line["id"]);
1509
1510 $cv = array("id" => $id,
1511 "counter" => (int) $line["unread"],
1512 "auxcounter" => (int) $line["total"]);
1513
1514 if ($descriptions)
1515 $cv["description"] = $line["caption"];
1516
1517 array_push($ret_arr, $cv);
1518 }
1519
1520 return $ret_arr;
1521 }
1522
1523 function getFeedCounters($active_feed = false) {
1524
1525 $ret_arr = array();
1526
1527 $query = "SELECT ttrss_feeds.id,
1528 ttrss_feeds.title,
1529 ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
1530 last_error, value AS count
1531 FROM ttrss_feeds, ttrss_counters_cache
1532 WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
1533 AND ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid
1534 AND ttrss_counters_cache.feed_id = id";
1535
1536 $result = db_query($query);
1537 $fctrs_modified = false;
1538
1539 while ($line = db_fetch_assoc($result)) {
1540
1541 $id = $line["id"];
1542 $count = $line["count"];
1543 $last_error = htmlspecialchars($line["last_error"]);
1544
1545 $last_updated = make_local_datetime($line['last_updated'], false);
1546
1547 $has_img = feed_has_icon($id);
1548
1549 if (date('Y') - date('Y', strtotime($line['last_updated'])) > 2)
1550 $last_updated = '';
1551
1552 $cv = array("id" => $id,
1553 "updated" => $last_updated,
1554 "counter" => (int) $count,
1555 "has_img" => (int) $has_img);
1556
1557 if ($last_error)
1558 $cv["error"] = $last_error;
1559
1560 // if (get_pref('EXTENDED_FEEDLIST'))
1561 // $cv["xmsg"] = getFeedArticles($id)." ".__("total");
1562
1563 if ($active_feed && $id == $active_feed)
1564 $cv["title"] = truncate_string($line["title"], 30);
1565
1566 array_push($ret_arr, $cv);
1567
1568 }
1569
1570 return $ret_arr;
1571 }
1572
1573 function get_pgsql_version() {
1574 $result = db_query("SELECT version() AS version");
1575 $version = explode(" ", db_fetch_result($result, 0, "version"));
1576 return $version[1];
1577 }
1578
1579 /**
1580 * @return array (code => Status code, message => error message if available)
1581 *
1582 * 0 - OK, Feed already exists
1583 * 1 - OK, Feed added
1584 * 2 - Invalid URL
1585 * 3 - URL content is HTML, no feeds available
1586 * 4 - URL content is HTML which contains multiple feeds.
1587 * Here you should call extractfeedurls in rpc-backend
1588 * to get all possible feeds.
1589 * 5 - Couldn't download the URL content.
1590 * 6 - Content is an invalid XML.
1591 */
1592 function subscribe_to_feed($url, $cat_id = 0,
1593 $auth_login = '', $auth_pass = '') {
1594
1595 global $fetch_last_error;
1596
1597 require_once "include/rssfuncs.php";
1598
1599 $url = fix_url($url);
1600
1601 if (!$url || !validate_feed_url($url)) return array("code" => 2);
1602
1603 $contents = @fetch_file_contents($url, false, $auth_login, $auth_pass);
1604
1605 if (!$contents) {
1606 return array("code" => 5, "message" => $fetch_last_error);
1607 }
1608
1609 if (is_html($contents)) {
1610 $feedUrls = get_feeds_from_html($url, $contents);
1611
1612 if (count($feedUrls) == 0) {
1613 return array("code" => 3);
1614 } else if (count($feedUrls) > 1) {
1615 return array("code" => 4, "feeds" => $feedUrls);
1616 }
1617 //use feed url as new URL
1618 $url = key($feedUrls);
1619 }
1620
1621 /* libxml_use_internal_errors(true);
1622 $doc = new DOMDocument();
1623 $doc->loadXML($contents);
1624 $error = libxml_get_last_error();
1625 libxml_clear_errors();
1626
1627 if ($error) {
1628 $error_message = format_libxml_error($error);
1629
1630 return array("code" => 6, "message" => $error_message);
1631 } */
1632
1633 if ($cat_id == "0" || !$cat_id) {
1634 $cat_qpart = "NULL";
1635 } else {
1636 $cat_qpart = "'$cat_id'";
1637 }
1638
1639 $result = db_query(
1640 "SELECT id FROM ttrss_feeds
1641 WHERE feed_url = '$url' AND owner_uid = ".$_SESSION["uid"]);
1642
1643 if (strlen(FEED_CRYPT_KEY) > 0) {
1644 require_once "crypt.php";
1645 $auth_pass = substr(encrypt_string($auth_pass), 0, 250);
1646 $auth_pass_encrypted = 'true';
1647 } else {
1648 $auth_pass_encrypted = 'false';
1649 }
1650
1651 $auth_pass = db_escape_string($auth_pass);
1652
1653 if (db_num_rows($result) == 0) {
1654 $result = db_query(
1655 "INSERT INTO ttrss_feeds
1656 (owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method,auth_pass_encrypted)
1657 VALUES ('".$_SESSION["uid"]."', '$url',
1658 '[Unknown]', $cat_qpart, '$auth_login', '$auth_pass', 0, $auth_pass_encrypted)");
1659
1660 $result = db_query(
1661 "SELECT id FROM ttrss_feeds WHERE feed_url = '$url'
1662 AND owner_uid = " . $_SESSION["uid"]);
1663
1664 $feed_id = db_fetch_result($result, 0, "id");
1665
1666 if ($feed_id) {
1667 update_rss_feed($feed_id, true);
1668 }
1669
1670 return array("code" => 1);
1671 } else {
1672 return array("code" => 0);
1673 }
1674 }
1675
1676 function print_feed_select($id, $default_id = "",
1677 $attributes = "", $include_all_feeds = true,
1678 $root_id = false, $nest_level = 0) {
1679
1680 if (!$root_id) {
1681 print "<select id=\"$id\" name=\"$id\" $attributes>";
1682 if ($include_all_feeds) {
1683 $is_selected = ("0" == $default_id) ? "selected=\"1\"" : "";
1684 print "<option $is_selected value=\"0\">".__('All feeds')."</option>";
1685 }
1686 }
1687
1688 if (get_pref('ENABLE_FEED_CATS')) {
1689
1690 if ($root_id)
1691 $parent_qpart = "parent_cat = '$root_id'";
1692 else
1693 $parent_qpart = "parent_cat IS NULL";
1694
1695 $result = db_query("SELECT id,title,
1696 (SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
1697 c2.parent_cat = ttrss_feed_categories.id) AS num_children
1698 FROM ttrss_feed_categories
1699 WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
1700
1701 while ($line = db_fetch_assoc($result)) {
1702
1703 for ($i = 0; $i < $nest_level; $i++)
1704 $line["title"] = " - " . $line["title"];
1705
1706 $is_selected = ("CAT:".$line["id"] == $default_id) ? "selected=\"1\"" : "";
1707
1708 printf("<option $is_selected value='CAT:%d'>%s</option>",
1709 $line["id"], htmlspecialchars($line["title"]));
1710
1711 if ($line["num_children"] > 0)
1712 print_feed_select($id, $default_id, $attributes,
1713 $include_all_feeds, $line["id"], $nest_level+1);
1714
1715 $feed_result = db_query("SELECT id,title FROM ttrss_feeds
1716 WHERE cat_id = '".$line["id"]."' AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
1717
1718 while ($fline = db_fetch_assoc($feed_result)) {
1719 $is_selected = ($fline["id"] == $default_id) ? "selected=\"1\"" : "";
1720
1721 $fline["title"] = " + " . $fline["title"];
1722
1723 for ($i = 0; $i < $nest_level; $i++)
1724 $fline["title"] = " - " . $fline["title"];
1725
1726 printf("<option $is_selected value='%d'>%s</option>",
1727 $fline["id"], htmlspecialchars($fline["title"]));
1728 }
1729 }
1730
1731 if (!$root_id) {
1732 $default_is_cat = ($default_id == "CAT:0");
1733 $is_selected = $default_is_cat ? "selected=\"1\"" : "";
1734
1735 printf("<option $is_selected value='CAT:0'>%s</option>",
1736 __("Uncategorized"));
1737
1738 $feed_result = db_query("SELECT id,title FROM ttrss_feeds
1739 WHERE cat_id IS NULL AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
1740
1741 while ($fline = db_fetch_assoc($feed_result)) {
1742 $is_selected = ($fline["id"] == $default_id && !$default_is_cat) ? "selected=\"1\"" : "";
1743
1744 $fline["title"] = " + " . $fline["title"];
1745
1746 for ($i = 0; $i < $nest_level; $i++)
1747 $fline["title"] = " - " . $fline["title"];
1748
1749 printf("<option $is_selected value='%d'>%s</option>",
1750 $fline["id"], htmlspecialchars($fline["title"]));
1751 }
1752 }
1753
1754 } else {
1755 $result = db_query("SELECT id,title FROM ttrss_feeds
1756 WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
1757
1758 while ($line = db_fetch_assoc($result)) {
1759
1760 $is_selected = ($line["id"] == $default_id) ? "selected=\"1\"" : "";
1761
1762 printf("<option $is_selected value='%d'>%s</option>",
1763 $line["id"], htmlspecialchars($line["title"]));
1764 }
1765 }
1766
1767 if (!$root_id) {
1768 print "</select>";
1769 }
1770 }
1771
1772 function print_feed_cat_select($id, $default_id,
1773 $attributes, $include_all_cats = true, $root_id = false, $nest_level = 0) {
1774
1775 if (!$root_id) {
1776 print "<select id=\"$id\" name=\"$id\" default=\"$default_id\" onchange=\"catSelectOnChange(this)\" $attributes>";
1777 }
1778
1779 if ($root_id)
1780 $parent_qpart = "parent_cat = '$root_id'";
1781 else
1782 $parent_qpart = "parent_cat IS NULL";
1783
1784 $result = db_query("SELECT id,title,
1785 (SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
1786 c2.parent_cat = ttrss_feed_categories.id) AS num_children
1787 FROM ttrss_feed_categories
1788 WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
1789
1790 while ($line = db_fetch_assoc($result)) {
1791 if ($line["id"] == $default_id) {
1792 $is_selected = "selected=\"1\"";
1793 } else {
1794 $is_selected = "";
1795 }
1796
1797 for ($i = 0; $i < $nest_level; $i++)
1798 $line["title"] = " - " . $line["title"];
1799
1800 if ($line["title"])
1801 printf("<option $is_selected value='%d'>%s</option>",
1802 $line["id"], htmlspecialchars($line["title"]));
1803
1804 if ($line["num_children"] > 0)
1805 print_feed_cat_select($id, $default_id, $attributes,
1806 $include_all_cats, $line["id"], $nest_level+1);
1807 }
1808
1809 if (!$root_id) {
1810 if ($include_all_cats) {
1811 if (db_num_rows($result) > 0) {
1812 print "<option disabled=\"1\">--------</option>";
1813 }
1814
1815 if ($default_id == 0) {
1816 $is_selected = "selected=\"1\"";
1817 } else {
1818 $is_selected = "";
1819 }
1820
1821 print "<option $is_selected value=\"0\">".__('Uncategorized')."</option>";
1822 }
1823 print "</select>";
1824 }
1825 }
1826
1827 function checkbox_to_sql_bool($val) {
1828 return ($val == "on") ? "true" : "false";
1829 }
1830
1831 function getFeedCatTitle($id) {
1832 if ($id == -1) {
1833 return __("Special");
1834 } else if ($id < LABEL_BASE_INDEX) {
1835 return __("Labels");
1836 } else if ($id > 0) {
1837 $result = db_query("SELECT ttrss_feed_categories.title
1838 FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND
1839 cat_id = ttrss_feed_categories.id");
1840 if (db_num_rows($result) == 1) {
1841 return db_fetch_result($result, 0, "title");
1842 } else {
1843 return __("Uncategorized");
1844 }
1845 } else {
1846 return "getFeedCatTitle($id) failed";
1847 }
1848
1849 }
1850
1851 function getFeedIcon($id) {
1852 switch ($id) {
1853 case 0:
1854 return "images/archive.png";
1855 break;
1856 case -1:
1857 return "images/mark_set.svg";
1858 break;
1859 case -2:
1860 return "images/pub_set.svg";
1861 break;
1862 case -3:
1863 return "images/fresh.png";
1864 break;
1865 case -4:
1866 return "images/tag.png";
1867 break;
1868 case -6:
1869 return "images/recently_read.png";
1870 break;
1871 default:
1872 if ($id < LABEL_BASE_INDEX) {
1873 return "images/label.png";
1874 } else {
1875 if (file_exists(ICONS_DIR . "/$id.ico"))
1876 return ICONS_URL . "/$id.ico";
1877 }
1878 break;
1879 }
1880
1881 return false;
1882 }
1883
1884 function getFeedTitle($id, $cat = false) {
1885 if ($cat) {
1886 return getCategoryTitle($id);
1887 } else if ($id == -1) {
1888 return __("Starred articles");
1889 } else if ($id == -2) {
1890 return __("Published articles");
1891 } else if ($id == -3) {
1892 return __("Fresh articles");
1893 } else if ($id == -4) {
1894 return __("All articles");
1895 } else if ($id === 0 || $id === "0") {
1896 return __("Archived articles");
1897 } else if ($id == -6) {
1898 return __("Recently read");
1899 } else if ($id < LABEL_BASE_INDEX) {
1900 $label_id = feed_to_label_id($id);
1901 $result = db_query("SELECT caption FROM ttrss_labels2 WHERE id = '$label_id'");
1902 if (db_num_rows($result) == 1) {
1903 return db_fetch_result($result, 0, "caption");
1904 } else {
1905 return "Unknown label ($label_id)";
1906 }
1907
1908 } else if (is_numeric($id) && $id > 0) {
1909 $result = db_query("SELECT title FROM ttrss_feeds WHERE id = '$id'");
1910 if (db_num_rows($result) == 1) {
1911 return db_fetch_result($result, 0, "title");
1912 } else {
1913 return "Unknown feed ($id)";
1914 }
1915 } else {
1916 return $id;
1917 }
1918 }
1919
1920 function make_init_params() {
1921 $params = array();
1922
1923 foreach (array("ON_CATCHUP_SHOW_NEXT_FEED", "HIDE_READ_FEEDS",
1924 "ENABLE_FEED_CATS", "FEEDS_SORT_BY_UNREAD", "CONFIRM_FEED_CATCHUP",
1925 "CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE",
1926 "HIDE_READ_SHOWS_SPECIAL", "COMBINED_DISPLAY_MODE") as $param) {
1927
1928 $params[strtolower($param)] = (int) get_pref($param);
1929 }
1930
1931 $params["icons_url"] = ICONS_URL;
1932 $params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME;
1933 $params["default_view_mode"] = get_pref("_DEFAULT_VIEW_MODE");
1934 $params["default_view_limit"] = (int) get_pref("_DEFAULT_VIEW_LIMIT");
1935 $params["default_view_order_by"] = get_pref("_DEFAULT_VIEW_ORDER_BY");
1936 $params["bw_limit"] = (int) $_SESSION["bw_limit"];
1937 $params["label_base_index"] = (int) LABEL_BASE_INDEX;
1938
1939 $result = db_query("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
1940 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
1941
1942 $max_feed_id = db_fetch_result($result, 0, "mid");
1943 $num_feeds = db_fetch_result($result, 0, "nf");
1944
1945 $params["max_feed_id"] = (int) $max_feed_id;
1946 $params["num_feeds"] = (int) $num_feeds;
1947
1948 $params["collapsed_feedlist"] = (int) get_pref("_COLLAPSED_FEEDLIST");
1949 $params["hotkeys"] = get_hotkeys_map();
1950
1951 $params["csrf_token"] = $_SESSION["csrf_token"];
1952 $params["widescreen"] = (int) $_COOKIE["ttrss_widescreen"];
1953
1954 $params['simple_update'] = defined('SIMPLE_UPDATE_MODE') && SIMPLE_UPDATE_MODE;
1955
1956 return $params;
1957 }
1958
1959 function get_hotkeys_info() {
1960 $hotkeys = array(
1961 __("Navigation") => array(
1962 "next_feed" => __("Open next feed"),
1963 "prev_feed" => __("Open previous feed"),
1964 "next_article" => __("Open next article"),
1965 "prev_article" => __("Open previous article"),
1966 "next_article_noscroll" => __("Open next article (don't scroll long articles)"),
1967 "prev_article_noscroll" => __("Open previous article (don't scroll long articles)"),
1968 "next_article_noexpand" => __("Move to next article (don't expand or mark read)"),
1969 "prev_article_noexpand" => __("Move to previous article (don't expand or mark read)"),
1970 "search_dialog" => __("Show search dialog")),
1971 __("Article") => array(
1972 "toggle_mark" => __("Toggle starred"),
1973 "toggle_publ" => __("Toggle published"),
1974 "toggle_unread" => __("Toggle unread"),
1975 "edit_tags" => __("Edit tags"),
1976 "dismiss_selected" => __("Dismiss selected"),
1977 "dismiss_read" => __("Dismiss read"),
1978 "open_in_new_window" => __("Open in new window"),
1979 "catchup_below" => __("Mark below as read"),
1980 "catchup_above" => __("Mark above as read"),
1981 "article_scroll_down" => __("Scroll down"),
1982 "article_scroll_up" => __("Scroll up"),
1983 "select_article_cursor" => __("Select article under cursor"),
1984 "email_article" => __("Email article"),
1985 "close_article" => __("Close/collapse article"),
1986 "toggle_expand" => __("Toggle article expansion (combined mode)"),
1987 "toggle_widescreen" => __("Toggle widescreen mode"),
1988 "toggle_embed_original" => __("Toggle embed original")),
1989 __("Article selection") => array(
1990 "select_all" => __("Select all articles"),
1991 "select_unread" => __("Select unread"),
1992 "select_marked" => __("Select starred"),
1993 "select_published" => __("Select published"),
1994 "select_invert" => __("Invert selection"),
1995 "select_none" => __("Deselect everything")),
1996 __("Feed") => array(
1997 "feed_refresh" => __("Refresh current feed"),
1998 "feed_unhide_read" => __("Un/hide read feeds"),
1999 "feed_subscribe" => __("Subscribe to feed"),
2000 "feed_edit" => __("Edit feed"),
2001 "feed_catchup" => __("Mark as read"),
2002 "feed_reverse" => __("Reverse headlines"),
2003 "feed_debug_update" => __("Debug feed update"),
2004 "catchup_all" => __("Mark all feeds as read"),
2005 "cat_toggle_collapse" => __("Un/collapse current category"),
2006 "toggle_combined_mode" => __("Toggle combined mode"),
2007 "toggle_cdm_expanded" => __("Toggle auto expand in combined mode")),
2008 __("Go to") => array(
2009 "goto_all" => __("All articles"),
2010 "goto_fresh" => __("Fresh"),
2011 "goto_marked" => __("Starred"),
2012 "goto_published" => __("Published"),
2013 "goto_tagcloud" => __("Tag cloud"),
2014 "goto_prefs" => __("Preferences")),
2015 __("Other") => array(
2016 "create_label" => __("Create label"),
2017 "create_filter" => __("Create filter"),
2018 "collapse_sidebar" => __("Un/collapse sidebar"),
2019 "help_dialog" => __("Show help dialog"))
2020 );
2021
2022 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_INFO) as $plugin) {
2023 $hotkeys = $plugin->hook_hotkey_info($hotkeys);
2024 }
2025
2026 return $hotkeys;
2027 }
2028
2029 function get_hotkeys_map() {
2030 $hotkeys = array(
2031 // "navigation" => array(
2032 "k" => "next_feed",
2033 "j" => "prev_feed",
2034 "n" => "next_article",
2035 "p" => "prev_article",
2036 "(38)|up" => "prev_article",
2037 "(40)|down" => "next_article",
2038 // "^(38)|Ctrl-up" => "prev_article_noscroll",
2039 // "^(40)|Ctrl-down" => "next_article_noscroll",
2040 "(191)|/" => "search_dialog",
2041 // "article" => array(
2042 "s" => "toggle_mark",
2043 "*s" => "toggle_publ",
2044 "u" => "toggle_unread",
2045 "*t" => "edit_tags",
2046 "*d" => "dismiss_selected",
2047 "*x" => "dismiss_read",
2048 "o" => "open_in_new_window",
2049 "c p" => "catchup_below",
2050 "c n" => "catchup_above",
2051 "*n" => "article_scroll_down",
2052 "*p" => "article_scroll_up",
2053 "*(38)|Shift+up" => "article_scroll_up",
2054 "*(40)|Shift+down" => "article_scroll_down",
2055 "a *w" => "toggle_widescreen",
2056 "a e" => "toggle_embed_original",
2057 "e" => "email_article",
2058 "a q" => "close_article",
2059 // "article_selection" => array(
2060 "a a" => "select_all",
2061 "a u" => "select_unread",
2062 "a *u" => "select_marked",
2063 "a p" => "select_published",
2064 "a i" => "select_invert",
2065 "a n" => "select_none",
2066 // "feed" => array(
2067 "f r" => "feed_refresh",
2068 "f a" => "feed_unhide_read",
2069 "f s" => "feed_subscribe",
2070 "f e" => "feed_edit",
2071 "f q" => "feed_catchup",
2072 "f x" => "feed_reverse",
2073 "f *d" => "feed_debug_update",
2074 "f *c" => "toggle_combined_mode",
2075 "f c" => "toggle_cdm_expanded",
2076 "*q" => "catchup_all",
2077 "x" => "cat_toggle_collapse",
2078 // "goto" => array(
2079 "g a" => "goto_all",
2080 "g f" => "goto_fresh",
2081 "g s" => "goto_marked",
2082 "g p" => "goto_published",
2083 "g t" => "goto_tagcloud",
2084 "g *p" => "goto_prefs",
2085 // "other" => array(
2086 "(9)|Tab" => "select_article_cursor", // tab
2087 "c l" => "create_label",
2088 "c f" => "create_filter",
2089 "c s" => "collapse_sidebar",
2090 "^(191)|Ctrl+/" => "help_dialog",
2091 );
2092
2093 if (get_pref('COMBINED_DISPLAY_MODE')) {
2094 $hotkeys["^(38)|Ctrl-up"] = "prev_article_noscroll";
2095 $hotkeys["^(40)|Ctrl-down"] = "next_article_noscroll";
2096 }
2097
2098 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_MAP) as $plugin) {
2099 $hotkeys = $plugin->hook_hotkey_map($hotkeys);
2100 }
2101
2102 $prefixes = array();
2103
2104 foreach (array_keys($hotkeys) as $hotkey) {
2105 $pair = explode(" ", $hotkey, 2);
2106
2107 if (count($pair) > 1 && !in_array($pair[0], $prefixes)) {
2108 array_push($prefixes, $pair[0]);
2109 }
2110 }
2111
2112 return array($prefixes, $hotkeys);
2113 }
2114
2115 function make_runtime_info() {
2116 $data = array();
2117
2118 $result = db_query("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
2119 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
2120
2121 $max_feed_id = db_fetch_result($result, 0, "mid");
2122 $num_feeds = db_fetch_result($result, 0, "nf");
2123
2124 $data["max_feed_id"] = (int) $max_feed_id;
2125 $data["num_feeds"] = (int) $num_feeds;
2126
2127 $data['last_article_id'] = getLastArticleId();
2128 $data['cdm_expanded'] = get_pref('CDM_EXPANDED');
2129
2130 $data['dep_ts'] = calculate_dep_timestamp();
2131 $data['reload_on_ts_change'] = !defined('_NO_RELOAD_ON_TS_CHANGE');
2132
2133 if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) {
2134
2135 $data['daemon_is_running'] = (int) file_is_locked("update_daemon.lock");
2136
2137 if (time() - $_SESSION["daemon_stamp_check"] > 30) {
2138
2139 $stamp = (int) @file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp");
2140
2141 if ($stamp) {
2142 $stamp_delta = time() - $stamp;
2143
2144 if ($stamp_delta > 1800) {
2145 $stamp_check = 0;
2146 } else {
2147 $stamp_check = 1;
2148 $_SESSION["daemon_stamp_check"] = time();
2149 }
2150
2151 $data['daemon_stamp_ok'] = $stamp_check;
2152
2153 $stamp_fmt = date("Y.m.d, G:i", $stamp);
2154
2155 $data['daemon_stamp'] = $stamp_fmt;
2156 }
2157 }
2158 }
2159
2160 if ($_SESSION["last_version_check"] + 86400 + rand(-1000, 1000) < time()) {
2161 $new_version_details = @check_for_update();
2162
2163 $data['new_version_available'] = (int) ($new_version_details != false);
2164
2165 $_SESSION["last_version_check"] = time();
2166 $_SESSION["version_data"] = $new_version_details;
2167 }
2168
2169 return $data;
2170 }
2171
2172 function search_to_sql($search) {
2173
2174 $search_query_part = "";
2175
2176 $keywords = explode(" ", $search);
2177 $query_keywords = array();
2178
2179 foreach ($keywords as $k) {
2180 if (strpos($k, "-") === 0) {
2181 $k = substr($k, 1);
2182 $not = "NOT";
2183 } else {
2184 $not = "";
2185 }
2186
2187 $commandpair = explode(":", mb_strtolower($k), 2);
2188
2189 switch ($commandpair[0]) {
2190 case "title":
2191 if ($commandpair[1]) {
2192 array_push($query_keywords, "($not (LOWER(ttrss_entries.title) LIKE '%".
2193 db_escape_string(mb_strtolower($commandpair[1]))."%'))");
2194 } else {
2195 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2196 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2197 }
2198 break;
2199 case "author":
2200 if ($commandpair[1]) {
2201 array_push($query_keywords, "($not (LOWER(author) LIKE '%".
2202 db_escape_string(mb_strtolower($commandpair[1]))."%'))");
2203 } else {
2204 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2205 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2206 }
2207 break;
2208 case "note":
2209 if ($commandpair[1]) {
2210 if ($commandpair[1] == "true")
2211 array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))");
2212 else if ($commandpair[1] == "false")
2213 array_push($query_keywords, "($not (note IS NULL OR note = ''))");
2214 else
2215 array_push($query_keywords, "($not (LOWER(note) LIKE '%".
2216 db_escape_string(mb_strtolower($commandpair[1]))."%'))");
2217 } else {
2218 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2219 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2220 }
2221 break;
2222 case "star":
2223
2224 if ($commandpair[1]) {
2225 if ($commandpair[1] == "true")
2226 array_push($query_keywords, "($not (marked = true))");
2227 else
2228 array_push($query_keywords, "($not (marked = false))");
2229 } else {
2230 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2231 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2232 }
2233 break;
2234 case "pub":
2235 if ($commandpair[1]) {
2236 if ($commandpair[1] == "true")
2237 array_push($query_keywords, "($not (published = true))");
2238 else
2239 array_push($query_keywords, "($not (published = false))");
2240
2241 } else {
2242 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2243 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2244 }
2245 break;
2246 default:
2247 if (strpos($k, "@") === 0) {
2248
2249 $user_tz_string = get_pref('USER_TIMEZONE', $_SESSION['uid']);
2250 $orig_ts = strtotime(substr($k, 1));
2251 $k = date("Y-m-d", convert_timestamp($orig_ts, $user_tz_string, 'UTC'));
2252
2253 //$k = date("Y-m-d", strtotime(substr($k, 1)));
2254
2255 array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')");
2256 } else {
2257 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2258 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2259 }
2260 }
2261 }
2262
2263 $search_query_part = implode("AND", $query_keywords);
2264
2265 return $search_query_part;
2266 }
2267
2268 function getParentCategories($cat, $owner_uid) {
2269 $rv = array();
2270
2271 $result = db_query("SELECT parent_cat FROM ttrss_feed_categories
2272 WHERE id = '$cat' AND parent_cat IS NOT NULL AND owner_uid = $owner_uid");
2273
2274 while ($line = db_fetch_assoc($result)) {
2275 array_push($rv, $line["parent_cat"]);
2276 $rv = array_merge($rv, getParentCategories($line["parent_cat"], $owner_uid));
2277 }
2278
2279 return $rv;
2280 }
2281
2282 function getChildCategories($cat, $owner_uid) {
2283 $rv = array();
2284
2285 $result = db_query("SELECT id FROM ttrss_feed_categories
2286 WHERE parent_cat = '$cat' AND owner_uid = $owner_uid");
2287
2288 while ($line = db_fetch_assoc($result)) {
2289 array_push($rv, $line["id"]);
2290 $rv = array_merge($rv, getChildCategories($line["id"], $owner_uid));
2291 }
2292
2293 return $rv;
2294 }
2295
2296 function queryFeedHeadlines($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, $ignore_vfeed_group = false) {
2297
2298 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2299
2300 $ext_tables_part = "";
2301
2302 if ($search) {
2303
2304 if (SPHINX_ENABLED) {
2305 $ids = join(",", @sphinx_search($search, 0, 500));
2306
2307 if ($ids)
2308 $search_query_part = "ref_id IN ($ids) AND ";
2309 else
2310 $search_query_part = "ref_id = -1 AND ";
2311
2312 } else {
2313 $search_query_part = search_to_sql($search);
2314 $search_query_part .= " AND ";
2315 }
2316
2317 } else {
2318 $search_query_part = "";
2319 }
2320
2321 if ($filter) {
2322
2323 if (DB_TYPE == "pgsql") {
2324 $query_strategy_part .= " AND updated > NOW() - INTERVAL '14 days' ";
2325 } else {
2326 $query_strategy_part .= " AND updated > DATE_SUB(NOW(), INTERVAL 14 DAY) ";
2327 }
2328
2329 $override_order = "updated DESC";
2330
2331 $filter_query_part = filter_to_sql($filter, $owner_uid);
2332
2333 // Try to check if SQL regexp implementation chokes on a valid regexp
2334
2335
2336 $result = db_query("SELECT true AS true_val FROM ttrss_entries,
2337 ttrss_user_entries, ttrss_feeds
2338 WHERE $filter_query_part LIMIT 1", false);
2339
2340 if ($result) {
2341 $test = db_fetch_result($result, 0, "true_val");
2342
2343 if (!$test) {
2344 $filter_query_part = "false AND";
2345 } else {
2346 $filter_query_part .= " AND";
2347 }
2348 } else {
2349 $filter_query_part = "false AND";
2350 }
2351
2352 } else {
2353 $filter_query_part = "";
2354 }
2355
2356 if ($since_id) {
2357 $since_id_part = "ttrss_entries.id > $since_id AND ";
2358 } else {
2359 $since_id_part = "";
2360 }
2361
2362 $view_query_part = "";
2363
2364 if ($view_mode == "adaptive") {
2365 if ($search) {
2366 $view_query_part = " ";
2367 } else if ($feed != -1) {
2368
2369 $unread = getFeedUnread($feed, $cat_view);
2370
2371 if ($cat_view && $feed > 0 && $include_children)
2372 $unread += getCategoryChildrenUnread($feed);
2373
2374 if ($unread > 0)
2375 $view_query_part = " unread = true AND ";
2376
2377 }
2378 }
2379
2380 if ($view_mode == "marked") {
2381 $view_query_part = " marked = true AND ";
2382 }
2383
2384 if ($view_mode == "has_note") {
2385 $view_query_part = " (note IS NOT NULL AND note != '') AND ";
2386 }
2387
2388 if ($view_mode == "published") {
2389 $view_query_part = " published = true AND ";
2390 }
2391
2392 if ($view_mode == "unread" && $feed != -6) {
2393 $view_query_part = " unread = true AND ";
2394 }
2395
2396 if ($limit > 0) {
2397 $limit_query_part = "LIMIT " . $limit;
2398 }
2399
2400 $allow_archived = false;
2401
2402 $vfeed_query_part = "";
2403
2404 // override query strategy and enable feed display when searching globally
2405 if ($search && $search_mode == "all_feeds") {
2406 $query_strategy_part = "true";
2407 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2408 /* tags */
2409 } else if (!is_numeric($feed)) {
2410 $query_strategy_part = "true";
2411 $vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
2412 id = feed_id) as feed_title,";
2413 } else if ($search && $search_mode == "this_cat") {
2414 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2415
2416 if ($feed > 0) {
2417 if ($include_children) {
2418 $subcats = getChildCategories($feed, $owner_uid);
2419 array_push($subcats, $feed);
2420 $cats_qpart = join(",", $subcats);
2421 } else {
2422 $cats_qpart = $feed;
2423 }
2424
2425 $query_strategy_part = "ttrss_feeds.cat_id IN ($cats_qpart)";
2426
2427 } else {
2428 $query_strategy_part = "ttrss_feeds.cat_id IS NULL";
2429 }
2430
2431 } else if ($feed > 0) {
2432
2433 if ($cat_view) {
2434
2435 if ($feed > 0) {
2436 if ($include_children) {
2437 # sub-cats
2438 $subcats = getChildCategories($feed, $owner_uid);
2439
2440 array_push($subcats, $feed);
2441 $query_strategy_part = "cat_id IN (".
2442 implode(",", $subcats).")";
2443
2444 } else {
2445 $query_strategy_part = "cat_id = '$feed'";
2446 }
2447
2448 } else {
2449 $query_strategy_part = "cat_id IS NULL";
2450 }
2451
2452 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2453
2454 } else {
2455 $query_strategy_part = "feed_id = '$feed'";
2456 }
2457 } else if ($feed == 0 && !$cat_view) { // archive virtual feed
2458 $query_strategy_part = "feed_id IS NULL";
2459 $allow_archived = true;
2460 } else if ($feed == 0 && $cat_view) { // uncategorized
2461 $query_strategy_part = "cat_id IS NULL AND feed_id IS NOT NULL";
2462 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2463 } else if ($feed == -1) { // starred virtual feed
2464 $query_strategy_part = "marked = true";
2465 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2466 $allow_archived = true;
2467
2468 if (!$override_order) {
2469 $override_order = "last_marked DESC, date_entered DESC, updated DESC";
2470 }
2471
2472 } else if ($feed == -2) { // published virtual feed OR labels category
2473
2474 if (!$cat_view) {
2475 $query_strategy_part = "published = true";
2476 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2477 $allow_archived = true;
2478
2479 if (!$override_order) {
2480 $override_order = "last_published DESC, date_entered DESC, updated DESC";
2481 }
2482
2483 } else {
2484 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2485
2486 $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
2487
2488 $query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND
2489 ttrss_user_labels2.article_id = ref_id";
2490
2491 }
2492 } else if ($feed == -6) { // recently read
2493 $query_strategy_part = "unread = false AND last_read IS NOT NULL";
2494 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2495 $allow_archived = true;
2496
2497 if (!$override_order) $override_order = "last_read DESC";
2498 } else if ($feed == -3) { // fresh virtual feed
2499 $query_strategy_part = "unread = true AND score >= 0";
2500
2501 $intl = get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
2502
2503 if (DB_TYPE == "pgsql") {
2504 $query_strategy_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
2505 } else {
2506 $query_strategy_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
2507 }
2508
2509 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2510 } else if ($feed == -4) { // all articles virtual feed
2511 $allow_archived = true;
2512 $query_strategy_part = "true";
2513 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2514 } else if ($feed <= LABEL_BASE_INDEX) { // labels
2515 $label_id = feed_to_label_id($feed);
2516
2517 $query_strategy_part = "label_id = '$label_id' AND
2518 ttrss_labels2.id = ttrss_user_labels2.label_id AND
2519 ttrss_user_labels2.article_id = ref_id";
2520
2521 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2522 $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
2523 $allow_archived = true;
2524
2525 } else {
2526 $query_strategy_part = "true";
2527 }
2528
2529 $order_by = "score DESC, date_entered DESC, updated DESC";
2530
2531 if ($view_mode == "unread_first") {
2532 $order_by = "unread DESC, $order_by";
2533 }
2534
2535 if ($override_order) {
2536 $order_by = $override_order;
2537 }
2538
2539 $feed_title = "";
2540
2541 if ($search) {
2542 $feed_title = T_sprintf("Search results: %s", $search);
2543 } else {
2544 if ($cat_view) {
2545 $feed_title = getCategoryTitle($feed);
2546 } else {
2547 if (is_numeric($feed) && $feed > 0) {
2548 $result = db_query("SELECT title,site_url,last_error,last_updated
2549 FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = $owner_uid");
2550
2551 $feed_title = db_fetch_result($result, 0, "title");
2552 $feed_site_url = db_fetch_result($result, 0, "site_url");
2553 $last_error = db_fetch_result($result, 0, "last_error");
2554 $last_updated = db_fetch_result($result, 0, "last_updated");
2555 } else {
2556 $feed_title = getFeedTitle($feed);
2557 }
2558 }
2559 }
2560
2561 $content_query_part = "content as content_preview, cached_content, ";
2562
2563 if (is_numeric($feed)) {
2564
2565 if ($feed >= 0) {
2566 $feed_kind = "Feeds";
2567 } else {
2568 $feed_kind = "Labels";
2569 }
2570
2571 if ($limit_query_part) {
2572 $offset_query_part = "OFFSET $offset";
2573 }
2574
2575 // proper override_order applied above
2576 if ($vfeed_query_part && !$ignore_vfeed_group && get_pref('VFEED_GROUP_BY_FEED', $owner_uid)) {
2577 if (!$override_order) {
2578 $order_by = "ttrss_feeds.title, $order_by";
2579 } else {
2580 $order_by = "ttrss_feeds.title, $override_order";
2581 }
2582 }
2583
2584 if (!$allow_archived) {
2585 $from_qpart = "ttrss_entries,ttrss_user_entries,ttrss_feeds$ext_tables_part";
2586 $feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
2587
2588 } else {
2589 $from_qpart = "ttrss_entries$ext_tables_part,ttrss_user_entries
2590 LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)";
2591 }
2592
2593 if ($vfeed_query_part)
2594 $vfeed_query_part .= "favicon_avg_color,";
2595
2596 $query = "SELECT DISTINCT
2597 date_entered,
2598 guid,
2599 ttrss_entries.id,ttrss_entries.title,
2600 updated,
2601 label_cache,
2602 tag_cache,
2603 always_display_enclosures,
2604 site_url,
2605 note,
2606 num_comments,
2607 comments,
2608 int_id,
2609 hide_images,
2610 unread,feed_id,marked,published,link,last_read,orig_feed_id,
2611 last_marked, last_published,
2612 $vfeed_query_part
2613 $content_query_part
2614 author,score
2615 FROM
2616 $from_qpart
2617 WHERE
2618 $feed_check_qpart
2619 ttrss_user_entries.ref_id = ttrss_entries.id AND
2620 ttrss_user_entries.owner_uid = '$owner_uid' AND
2621 $search_query_part
2622 $filter_query_part
2623 $view_query_part
2624 $since_id_part
2625 $query_strategy_part ORDER BY $order_by
2626 $limit_query_part $offset_query_part";
2627
2628 if ($_REQUEST["debug"]) print $query;
2629
2630 $result = db_query($query);
2631
2632 } else {
2633 // browsing by tag
2634
2635 $select_qpart = "SELECT DISTINCT " .
2636 "date_entered," .
2637 "guid," .
2638 "note," .
2639 "ttrss_entries.id as id," .
2640 "title," .
2641 "updated," .
2642 "unread," .
2643 "feed_id," .
2644 "orig_feed_id," .
2645 "marked," .
2646 "num_comments, " .
2647 "comments, " .
2648 "tag_cache," .
2649 "label_cache," .
2650 "link," .
2651 "last_read," .
2652 "(SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) AS hide_images," .
2653 "last_marked, last_published, " .
2654 $since_id_part .
2655 $vfeed_query_part .
2656 $content_query_part .
2657 "score ";
2658
2659 $feed_kind = "Tags";
2660 $all_tags = explode(",", $feed);
2661 if ($search_mode == 'any') {
2662 $tag_sql = "tag_name in (" . implode(", ", array_map("db_quote", $all_tags)) . ")";
2663 $from_qpart = " FROM ttrss_entries,ttrss_user_entries,ttrss_tags ";
2664 $where_qpart = " WHERE " .
2665 "ref_id = ttrss_entries.id AND " .
2666 "ttrss_user_entries.owner_uid = $owner_uid AND " .
2667 "post_int_id = int_id AND $tag_sql AND " .
2668 $view_query_part .
2669 $search_query_part .
2670 $query_strategy_part . " ORDER BY $order_by " .
2671 $limit_query_part;
2672
2673 } else {
2674 $i = 1;
2675 $sub_selects = array();
2676 $sub_ands = array();
2677 foreach ($all_tags as $term) {
2678 array_push($sub_selects, "(SELECT post_int_id from ttrss_tags WHERE tag_name = " . db_quote($term) . " AND owner_uid = $owner_uid) as A$i");
2679 $i++;
2680 }
2681 if ($i > 2) {
2682 $x = 1;
2683 $y = 2;
2684 do {
2685 array_push($sub_ands, "A$x.post_int_id = A$y.post_int_id");
2686 $x++;
2687 $y++;
2688 } while ($y < $i);
2689 }
2690 array_push($sub_ands, "A1.post_int_id = ttrss_user_entries.int_id and ttrss_user_entries.owner_uid = $owner_uid");
2691 array_push($sub_ands, "ttrss_user_entries.ref_id = ttrss_entries.id");
2692 $from_qpart = " FROM " . implode(", ", $sub_selects) . ", ttrss_user_entries, ttrss_entries";
2693 $where_qpart = " WHERE " . implode(" AND ", $sub_ands);
2694 }
2695 // error_log("TAG SQL: " . $tag_sql);
2696 // $tag_sql = "tag_name = '$feed'"; DEFAULT way
2697
2698 // error_log("[". $select_qpart . "][" . $from_qpart . "][" .$where_qpart . "]");
2699 $result = db_query($select_qpart . $from_qpart . $where_qpart);
2700 }
2701
2702 return array($result, $feed_title, $feed_site_url, $last_error, $last_updated);
2703
2704 }
2705
2706 function sanitize($str, $force_remove_images = false, $owner = false, $site_url = false) {
2707 if (!$owner) $owner = $_SESSION["uid"];
2708
2709 $res = trim($str); if (!$res) return '';
2710
2711 if (strpos($res, "href=") === false)
2712 $res = rewrite_urls($res);
2713
2714 $charset_hack = '<head>
2715 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
2716 </head>';
2717
2718 $res = trim($res); if (!$res) return '';
2719
2720 libxml_use_internal_errors(true);
2721
2722 $doc = new DOMDocument();
2723 $doc->loadHTML($charset_hack . $res);
2724 $xpath = new DOMXPath($doc);
2725
2726 $entries = $xpath->query('(//a[@href]|//img[@src])');
2727
2728 foreach ($entries as $entry) {
2729
2730 if ($site_url) {
2731
2732 if ($entry->hasAttribute('href'))
2733 $entry->setAttribute('href',
2734 rewrite_relative_url($site_url, $entry->getAttribute('href')));
2735
2736 if ($entry->hasAttribute('src')) {
2737 $src = rewrite_relative_url($site_url, $entry->getAttribute('src'));
2738
2739 $cached_filename = CACHE_DIR . '/images/' . sha1($src) . '.png';
2740
2741 if (file_exists($cached_filename)) {
2742 $src = SELF_URL_PATH . '/image.php?hash=' . sha1($src);
2743 }
2744
2745 $entry->setAttribute('src', $src);
2746 }
2747
2748 if ($entry->nodeName == 'img') {
2749 if (($owner && get_pref("STRIP_IMAGES", $owner)) ||
2750 $force_remove_images || $_SESSION["bw_limit"]) {
2751
2752 $p = $doc->createElement('p');
2753
2754 $a = $doc->createElement('a');
2755 $a->setAttribute('href', $entry->getAttribute('src'));
2756
2757 $a->appendChild(new DOMText($entry->getAttribute('src')));
2758 $a->setAttribute('target', '_blank');
2759
2760 $p->appendChild($a);
2761
2762 $entry->parentNode->replaceChild($p, $entry);
2763 }
2764 }
2765 }
2766
2767 if (strtolower($entry->nodeName) == "a") {
2768 $entry->setAttribute("target", "_blank");
2769 }
2770 }
2771
2772 $entries = $xpath->query('//iframe');
2773 foreach ($entries as $entry) {
2774 $entry->setAttribute('sandbox', 'allow-scripts');
2775
2776 }
2777
2778 $allowed_elements = array('a', 'address', 'audio', 'article', 'aside',
2779 'b', 'bdi', 'bdo', 'big', 'blockquote', 'body', 'br',
2780 'caption', 'cite', 'center', 'code', 'col', 'colgroup',
2781 'data', 'dd', 'del', 'details', 'div', 'dl', 'font',
2782 'dt', 'em', 'footer', 'figure', 'figcaption',
2783 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'header', 'html', 'i',
2784 'img', 'ins', 'kbd', 'li', 'main', 'mark', 'nav', 'noscript',
2785 'ol', 'p', 'pre', 'q', 'ruby', 'rp', 'rt', 's', 'samp', 'section',
2786 'small', 'source', 'span', 'strike', 'strong', 'sub', 'summary',
2787 'sup', 'table', 'tbody', 'td', 'tfoot', 'th', 'thead', 'time',
2788 'tr', 'track', 'tt', 'u', 'ul', 'var', 'wbr', 'video' );
2789
2790 if ($_SESSION['hasSandbox']) $allowed_elements[] = 'iframe';
2791
2792 $disallowed_attributes = array('id', 'style', 'class');
2793
2794 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SANITIZE) as $plugin) {
2795 $retval = $plugin->hook_sanitize($doc, $site_url, $allowed_elements, $disallowed_attributes);
2796 if (is_array($retval)) {
2797 $doc = $retval[0];
2798 $allowed_elements = $retval[1];
2799 $disallowed_attributes = $retval[2];
2800 } else {
2801 $doc = $retval;
2802 }
2803 }
2804
2805 $doc->removeChild($doc->firstChild); //remove doctype
2806 $doc = strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes);
2807 $res = $doc->saveHTML();
2808 return $res;
2809 }
2810
2811 function strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes) {
2812 $xpath = new DOMXPath($doc);
2813 $entries = $xpath->query('//*');
2814
2815 foreach ($entries as $entry) {
2816 if (!in_array($entry->nodeName, $allowed_elements)) {
2817 $entry->parentNode->removeChild($entry);
2818 }
2819
2820 if ($entry->hasAttributes()) {
2821 $attrs_to_remove = array();
2822
2823 foreach ($entry->attributes as $attr) {
2824
2825 if (strpos($attr->nodeName, 'on') === 0) {
2826 array_push($attrs_to_remove, $attr);
2827 }
2828
2829 if (in_array($attr->nodeName, $disallowed_attributes)) {
2830 array_push($attrs_to_remove, $attr);
2831 }
2832 }
2833
2834 foreach ($attrs_to_remove as $attr) {
2835 $entry->removeAttributeNode($attr);
2836 }
2837 }
2838 }
2839
2840 return $doc;
2841 }
2842
2843 function check_for_update() {
2844 if (CHECK_FOR_NEW_VERSION && $_SESSION['access_level'] >= 10) {
2845 $version_url = "http://tt-rss.org/version.php?ver=" . VERSION .
2846 "&iid=" . sha1(SELF_URL_PATH);
2847
2848 $version_data = @fetch_file_contents($version_url);
2849
2850 if ($version_data) {
2851 $version_data = json_decode($version_data, true);
2852 if ($version_data && $version_data['version']) {
2853 if (version_compare(VERSION_STATIC, $version_data['version']) == -1) {
2854 return $version_data;
2855 }
2856 }
2857 }
2858 }
2859 return false;
2860 }
2861
2862 function catchupArticlesById($ids, $cmode, $owner_uid = false) {
2863
2864 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2865 if (count($ids) == 0) return;
2866
2867 $tmp_ids = array();
2868
2869 foreach ($ids as $id) {
2870 array_push($tmp_ids, "ref_id = '$id'");
2871 }
2872
2873 $ids_qpart = join(" OR ", $tmp_ids);
2874
2875 if ($cmode == 0) {
2876 db_query("UPDATE ttrss_user_entries SET
2877 unread = false,last_read = NOW()
2878 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2879 } else if ($cmode == 1) {
2880 db_query("UPDATE ttrss_user_entries SET
2881 unread = true
2882 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2883 } else {
2884 db_query("UPDATE ttrss_user_entries SET
2885 unread = NOT unread,last_read = NOW()
2886 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2887 }
2888
2889 /* update ccache */
2890
2891 $result = db_query("SELECT DISTINCT feed_id FROM ttrss_user_entries
2892 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2893
2894 while ($line = db_fetch_assoc($result)) {
2895 ccache_update($line["feed_id"], $owner_uid);
2896 }
2897 }
2898
2899 function get_article_tags($id, $owner_uid = 0, $tag_cache = false) {
2900
2901 $a_id = db_escape_string($id);
2902
2903 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2904
2905 $query = "SELECT DISTINCT tag_name,
2906 owner_uid as owner FROM
2907 ttrss_tags WHERE post_int_id = (SELECT int_id FROM ttrss_user_entries WHERE
2908 ref_id = '$a_id' AND owner_uid = '$owner_uid' LIMIT 1) ORDER BY tag_name";
2909
2910 $tags = array();
2911
2912 /* check cache first */
2913
2914 if ($tag_cache === false) {
2915 $result = db_query("SELECT tag_cache FROM ttrss_user_entries
2916 WHERE ref_id = '$id' AND owner_uid = $owner_uid");
2917
2918 $tag_cache = db_fetch_result($result, 0, "tag_cache");
2919 }
2920
2921 if ($tag_cache) {
2922 $tags = explode(",", $tag_cache);
2923 } else {
2924
2925 /* do it the hard way */
2926
2927 $tmp_result = db_query($query);
2928
2929 while ($tmp_line = db_fetch_assoc($tmp_result)) {
2930 array_push($tags, $tmp_line["tag_name"]);
2931 }
2932
2933 /* update the cache */
2934
2935 $tags_str = db_escape_string(join(",", $tags));
2936
2937 db_query("UPDATE ttrss_user_entries
2938 SET tag_cache = '$tags_str' WHERE ref_id = '$id'
2939 AND owner_uid = $owner_uid");
2940 }
2941
2942 return $tags;
2943 }
2944
2945 function trim_array($array) {
2946 $tmp = $array;
2947 array_walk($tmp, 'trim');
2948 return $tmp;
2949 }
2950
2951 function tag_is_valid($tag) {
2952 if ($tag == '') return false;
2953 if (preg_match("/^[0-9]*$/", $tag)) return false;
2954 if (mb_strlen($tag) > 250) return false;
2955
2956 if (function_exists('iconv')) {
2957 $tag = iconv("utf-8", "utf-8", $tag);
2958 }
2959
2960 if (!$tag) return false;
2961
2962 return true;
2963 }
2964
2965 function render_login_form() {
2966 header('Cache-Control: public');
2967
2968 require_once "login_form.php";
2969 exit;
2970 }
2971
2972 function format_warning($msg, $id = "") {
2973 global $link;
2974 return "<div class=\"warning\" id=\"$id\">
2975 <span><img src=\"images/sign_excl.svg\"></span><span>$msg</span></div>";
2976 }
2977
2978 function format_notice($msg, $id = "") {
2979 global $link;
2980 return "<div class=\"notice\" id=\"$id\">
2981 <span><img src=\"images/sign_info.svg\"></span><span>$msg</span></div>";
2982 }
2983
2984 function format_error($msg, $id = "") {
2985 global $link;
2986 return "<div class=\"error\" id=\"$id\">
2987 <span><img src=\"images/sign_excl.svg\"></span><span>$msg</span></div>";
2988 }
2989
2990 function print_notice($msg) {
2991 return print format_notice($msg);
2992 }
2993
2994 function print_warning($msg) {
2995 return print format_warning($msg);
2996 }
2997
2998 function print_error($msg) {
2999 return print format_error($msg);
3000 }
3001
3002
3003 function T_sprintf() {
3004 $args = func_get_args();
3005 return vsprintf(__(array_shift($args)), $args);
3006 }
3007
3008 function format_inline_player($url, $ctype) {
3009
3010 $entry = "";
3011
3012 $url = htmlspecialchars($url);
3013
3014 if (strpos($ctype, "audio/") === 0) {
3015
3016 if ($_SESSION["hasAudio"] && (strpos($ctype, "ogg") !== false ||
3017 $_SESSION["hasMp3"])) {
3018
3019 $entry .= "<audio controls>
3020 <source type=\"$ctype\" src=\"$url\"></source>
3021 </audio>";
3022
3023 } else {
3024
3025 $entry .= "<object type=\"application/x-shockwave-flash\"
3026 data=\"lib/button/musicplayer.swf?song_url=$url\"
3027 width=\"17\" height=\"17\" style='float : left; margin-right : 5px;'>
3028 <param name=\"movie\"
3029 value=\"lib/button/musicplayer.swf?song_url=$url\" />
3030 </object>";
3031 }
3032
3033 if ($entry) $entry .= "&nbsp; <a target=\"_blank\"
3034 href=\"$url\">" . basename($url) . "</a>";
3035
3036 return $entry;
3037
3038 }
3039
3040 return "";
3041
3042 /* $filename = substr($url, strrpos($url, "/")+1);
3043
3044 $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
3045 $filename . " (" . $ctype . ")" . "</a>"; */
3046
3047 }
3048
3049 function format_article($id, $mark_as_read = true, $zoom_mode = false, $owner_uid = false) {
3050 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3051
3052 $rv = array();
3053
3054 $rv['id'] = $id;
3055
3056 /* we can figure out feed_id from article id anyway, why do we
3057 * pass feed_id here? let's ignore the argument :(*/
3058
3059 $result = db_query("SELECT feed_id FROM ttrss_user_entries
3060 WHERE ref_id = '$id'");
3061
3062 $feed_id = (int) db_fetch_result($result, 0, "feed_id");
3063
3064 $rv['feed_id'] = $feed_id;
3065
3066 //if (!$zoom_mode) { print "<article id='$id'><![CDATA["; };
3067
3068 if ($mark_as_read) {
3069 $result = db_query("UPDATE ttrss_user_entries
3070 SET unread = false,last_read = NOW()
3071 WHERE ref_id = '$id' AND owner_uid = $owner_uid");
3072
3073 ccache_update($feed_id, $owner_uid);
3074 }
3075
3076 $result = db_query("SELECT id,title,link,content,feed_id,comments,int_id,
3077 ".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
3078 (SELECT site_url FROM ttrss_feeds WHERE id = feed_id) as site_url,
3079 (SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) as hide_images,
3080 (SELECT always_display_enclosures FROM ttrss_feeds WHERE id = feed_id) as always_display_enclosures,
3081 num_comments,
3082 tag_cache,
3083 author,
3084 orig_feed_id,
3085 note,
3086 cached_content
3087 FROM ttrss_entries,ttrss_user_entries
3088 WHERE id = '$id' AND ref_id = id AND owner_uid = $owner_uid");
3089
3090 if ($result) {
3091
3092 $line = db_fetch_assoc($result);
3093
3094 $tag_cache = $line["tag_cache"];
3095
3096 $line["tags"] = get_article_tags($id, $owner_uid, $line["tag_cache"]);
3097 unset($line["tag_cache"]);
3098
3099 $line["content"] = sanitize($line["content"], false, $owner_uid, $line["site_url"]);
3100
3101 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE) as $p) {
3102 $line = $p->hook_render_article($line);
3103 }
3104
3105 $num_comments = $line["num_comments"];
3106 $entry_comments = "";
3107
3108 if ($num_comments > 0) {
3109 if ($line["comments"]) {
3110 $comments_url = htmlspecialchars($line["comments"]);
3111 } else {
3112 $comments_url = htmlspecialchars($line["link"]);
3113 }
3114 $entry_comments = "<a target='_blank' href=\"$comments_url\">$num_comments comments</a>";
3115 } else {
3116 if ($line["comments"] && $line["link"] != $line["comments"]) {
3117 $entry_comments = "<a target='_blank' href=\"".htmlspecialchars($line["comments"])."\">comments</a>";
3118 }
3119 }
3120
3121 if ($zoom_mode) {
3122 header("Content-Type: text/html");
3123 $rv['content'] .= "<html><head>
3124 <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
3125 <title>Tiny Tiny RSS - ".$line["title"]."</title>
3126 <link rel=\"stylesheet\" type=\"text/css\" href=\"css/tt-rss.css\">
3127 </head><body id=\"ttrssZoom\">";
3128 }
3129
3130 $rv['content'] .= "<div class=\"postReply\" id=\"POST-$id\">";
3131
3132 $rv['content'] .= "<div class=\"postHeader\" id=\"POSTHDR-$id\">";
3133
3134 $entry_author = $line["author"];
3135
3136 if ($entry_author) {
3137 $entry_author = __(" - ") . $entry_author;
3138 }
3139
3140 $parsed_updated = make_local_datetime($line["updated"], true,
3141 $owner_uid, true);
3142
3143 $rv['content'] .= "<div class=\"postDate\">$parsed_updated</div>";
3144
3145 if ($line["link"]) {
3146 $rv['content'] .= "<div class='postTitle'><a target='_blank'
3147 title=\"".htmlspecialchars($line['title'])."\"
3148 href=\"" .
3149 htmlspecialchars($line["link"]) . "\">" .
3150 $line["title"] . "</a>" .
3151 "<span class='author'>$entry_author</span></div>";
3152 } else {
3153 $rv['content'] .= "<div class='postTitle'>" . $line["title"] . "$entry_author</div>";
3154 }
3155
3156 $tags_str = format_tags_string($line["tags"], $id);
3157 $tags_str_full = join(", ", $line["tags"]);
3158
3159 if (!$tags_str_full) $tags_str_full = __("no tags");
3160
3161 if (!$entry_comments) $entry_comments = "&nbsp;"; # placeholder
3162
3163 $rv['content'] .= "<div class='postTags' style='float : right'>
3164 <img src='images/tag.png'
3165 class='tagsPic' alt='Tags' title='Tags'>&nbsp;";
3166
3167 if (!$zoom_mode) {
3168 $rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span>
3169 <a title=\"".__('Edit tags for this article')."\"
3170 href=\"#\" onclick=\"editArticleTags($id, $feed_id)\">(+)</a>";
3171
3172 $rv['content'] .= "<div dojoType=\"dijit.Tooltip\"
3173 id=\"ATSTRTIP-$id\" connectId=\"ATSTR-$id\"
3174 position=\"below\">$tags_str_full</div>";
3175
3176 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_BUTTON) as $p) {
3177 $rv['content'] .= $p->hook_article_button($line);
3178 }
3179
3180 } else {
3181 $tags_str = strip_tags($tags_str);
3182 $rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span>";
3183 }
3184 $rv['content'] .= "</div>";
3185 $rv['content'] .= "<div clear='both'>";
3186
3187 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_LEFT_BUTTON) as $p) {
3188 $rv['content'] .= $p->hook_article_left_button($line);
3189 }
3190
3191 $rv['content'] .= "$entry_comments</div>";
3192
3193 if ($line["orig_feed_id"]) {
3194
3195 $tmp_result = db_query("SELECT * FROM ttrss_archived_feeds
3196 WHERE id = ".$line["orig_feed_id"]);
3197
3198 if (db_num_rows($tmp_result) != 0) {
3199
3200 $rv['content'] .= "<div clear='both'>";
3201 $rv['content'] .= __("Originally from:");
3202
3203 $rv['content'] .= "&nbsp;";
3204
3205 $tmp_line = db_fetch_assoc($tmp_result);
3206
3207 $rv['content'] .= "<a target='_blank'
3208 href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" .
3209 $tmp_line['title'] . "</a>";
3210
3211 $rv['content'] .= "&nbsp;";
3212
3213 $rv['content'] .= "<a target='_blank' href='" . htmlspecialchars($tmp_line['feed_url']) . "'>";
3214 $rv['content'] .= "<img title='".__('Feed URL')."'class='tinyFeedIcon' src='images/pub_set.svg'></a>";
3215
3216 $rv['content'] .= "</div>";
3217 }
3218 }
3219
3220 $rv['content'] .= "</div>";
3221
3222 $rv['content'] .= "<div id=\"POSTNOTE-$id\">";
3223 if ($line['note']) {
3224 $rv['content'] .= format_article_note($id, $line['note'], !$zoom_mode);
3225 }
3226 $rv['content'] .= "</div>";
3227
3228 $rv['content'] .= "<div class=\"postContent\">";
3229
3230 $rv['content'] .= $line["content"];
3231 $rv['content'] .= format_article_enclosures($id,
3232 sql_bool_to_bool($line["always_display_enclosures"]),
3233 $line["content"],
3234 sql_bool_to_bool($line["hide_images"]));
3235
3236 $rv['content'] .= "</div>";
3237
3238 $rv['content'] .= "</div>";
3239
3240 }
3241
3242 if ($zoom_mode) {
3243 $rv['content'] .= "
3244 <div class='footer'>
3245 <button onclick=\"return window.close()\">".
3246 __("Close this window")."</button></div>";
3247 $rv['content'] .= "</body></html>";
3248 }
3249
3250 return $rv;
3251
3252 }
3253
3254 function print_checkpoint($n, $s) {
3255 $ts = microtime(true);
3256 echo sprintf("<!-- CP[$n] %.4f seconds -->\n", $ts - $s);
3257 return $ts;
3258 }
3259
3260 function sanitize_tag($tag) {
3261 $tag = trim($tag);
3262
3263 $tag = mb_strtolower($tag, 'utf-8');
3264
3265 $tag = preg_replace('/[\'\"\+\>\<]/', "", $tag);
3266
3267 // $tag = str_replace('"', "", $tag);
3268 // $tag = str_replace("+", " ", $tag);
3269 $tag = str_replace("technorati tag: ", "", $tag);
3270
3271 return $tag;
3272 }
3273
3274 function get_self_url_prefix() {
3275 if (strrpos(SELF_URL_PATH, "/") === strlen(SELF_URL_PATH)-1) {
3276 return substr(SELF_URL_PATH, 0, strlen(SELF_URL_PATH)-1);
3277 } else {
3278 return SELF_URL_PATH;
3279 }
3280 }
3281
3282 /**
3283 * Compute the Mozilla Firefox feed adding URL from server HOST and REQUEST_URI.
3284 *
3285 * @return string The Mozilla Firefox feed adding URL.
3286 */
3287 function add_feed_url() {
3288 //$url_path = ($_SERVER['HTTPS'] != "on" ? 'http://' : 'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
3289
3290 $url_path = get_self_url_prefix() .
3291 "/public.php?op=subscribe&feed_url=%s";
3292 return $url_path;
3293 } // function add_feed_url
3294
3295 function encrypt_password($pass, $salt = '', $mode2 = false) {
3296 if ($salt && $mode2) {
3297 return "MODE2:" . hash('sha256', $salt . $pass);
3298 } else if ($salt) {
3299 return "SHA1X:" . sha1("$salt:$pass");
3300 } else {
3301 return "SHA1:" . sha1($pass);
3302 }
3303 } // function encrypt_password
3304
3305 function load_filters($feed_id, $owner_uid, $action_id = false) {
3306 $filters = array();
3307
3308 $cat_id = (int)getFeedCategory($feed_id);
3309
3310 $result = db_query("SELECT * FROM ttrss_filters2 WHERE
3311 owner_uid = $owner_uid AND enabled = true ORDER BY order_id, title");
3312
3313 $check_cats = join(",", array_merge(
3314 getParentCategories($cat_id, $owner_uid),
3315 array($cat_id)));
3316
3317 while ($line = db_fetch_assoc($result)) {
3318 $filter_id = $line["id"];
3319
3320 $result2 = db_query("SELECT
3321 r.reg_exp, r.inverse, r.feed_id, r.cat_id, r.cat_filter, t.name AS type_name
3322 FROM ttrss_filters2_rules AS r,
3323 ttrss_filter_types AS t
3324 WHERE
3325 (cat_id IS NULL OR cat_id IN ($check_cats)) AND
3326 (feed_id IS NULL OR feed_id = '$feed_id') AND
3327 filter_type = t.id AND filter_id = '$filter_id'");
3328
3329 $rules = array();
3330 $actions = array();
3331
3332 while ($rule_line = db_fetch_assoc($result2)) {
3333 # print_r($rule_line);
3334
3335 $rule = array();
3336 $rule["reg_exp"] = $rule_line["reg_exp"];
3337 $rule["type"] = $rule_line["type_name"];
3338 $rule["inverse"] = sql_bool_to_bool($rule_line["inverse"]);
3339
3340 array_push($rules, $rule);
3341 }
3342
3343 $result2 = db_query("SELECT a.action_param,t.name AS type_name
3344 FROM ttrss_filters2_actions AS a,
3345 ttrss_filter_actions AS t
3346 WHERE
3347 action_id = t.id AND filter_id = '$filter_id'");
3348
3349 while ($action_line = db_fetch_assoc($result2)) {
3350 # print_r($action_line);
3351
3352 $action = array();
3353 $action["type"] = $action_line["type_name"];
3354 $action["param"] = $action_line["action_param"];
3355
3356 array_push($actions, $action);
3357 }
3358
3359
3360 $filter = array();
3361 $filter["match_any_rule"] = sql_bool_to_bool($line["match_any_rule"]);
3362 $filter["inverse"] = sql_bool_to_bool($line["inverse"]);
3363 $filter["rules"] = $rules;
3364 $filter["actions"] = $actions;
3365
3366 if (count($rules) > 0 && count($actions) > 0) {
3367 array_push($filters, $filter);
3368 }
3369 }
3370
3371 return $filters;
3372 }
3373
3374 function get_score_pic($score) {
3375 if ($score > 100) {
3376 return "score_high.png";
3377 } else if ($score > 0) {
3378 return "score_half_high.png";
3379 } else if ($score < -100) {
3380 return "score_low.png";
3381 } else if ($score < 0) {
3382 return "score_half_low.png";
3383 } else {
3384 return "score_neutral.png";
3385 }
3386 }
3387
3388 function feed_has_icon($id) {
3389 return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0;
3390 }
3391
3392 function init_plugins() {
3393 PluginHost::getInstance()->load(PLUGINS, PluginHost::KIND_ALL);
3394
3395 return true;
3396 }
3397
3398 function format_tags_string($tags, $id) {
3399 if (!is_array($tags) || count($tags) == 0) {
3400 return __("no tags");
3401 } else {
3402 $maxtags = min(5, count($tags));
3403
3404 for ($i = 0; $i < $maxtags; $i++) {
3405 $tags_str .= "<a class=\"tag\" href=\"#\" onclick=\"viewfeed('".$tags[$i]."'\")>" . $tags[$i] . "</a>, ";
3406 }
3407
3408 $tags_str = mb_substr($tags_str, 0, mb_strlen($tags_str)-2);
3409
3410 if (count($tags) > $maxtags)
3411 $tags_str .= ", &hellip;";
3412
3413 return $tags_str;
3414 }
3415 }
3416
3417 function format_article_labels($labels, $id) {
3418
3419 if (!is_array($labels)) return '';
3420
3421 $labels_str = "";
3422
3423 foreach ($labels as $l) {
3424 $labels_str .= sprintf("<span class='hlLabelRef'
3425 style='color : %s; background-color : %s'>%s</span>",
3426 $l[2], $l[3], $l[1]);
3427 }
3428
3429 return $labels_str;
3430
3431 }
3432
3433 function format_article_note($id, $note, $allow_edit = true) {
3434
3435 $str = "<div class='articleNote' onclick=\"editArticleNote($id)\">
3436 <div class='noteEdit' onclick=\"editArticleNote($id)\">".
3437 ($allow_edit ? __('(edit note)') : "")."</div>$note</div>";
3438
3439 return $str;
3440 }
3441
3442
3443 function get_feed_category($feed_cat, $parent_cat_id = false) {
3444 if ($parent_cat_id) {
3445 $parent_qpart = "parent_cat = '$parent_cat_id'";
3446 $parent_insert = "'$parent_cat_id'";
3447 } else {
3448 $parent_qpart = "parent_cat IS NULL";
3449 $parent_insert = "NULL";
3450 }
3451
3452 $result = db_query(
3453 "SELECT id FROM ttrss_feed_categories
3454 WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
3455
3456 if (db_num_rows($result) == 0) {
3457 return false;
3458 } else {
3459 return db_fetch_result($result, 0, "id");
3460 }
3461 }
3462
3463 function add_feed_category($feed_cat, $parent_cat_id = false) {
3464
3465 if (!$feed_cat) return false;
3466
3467 db_query("BEGIN");
3468
3469 if ($parent_cat_id) {
3470 $parent_qpart = "parent_cat = '$parent_cat_id'";
3471 $parent_insert = "'$parent_cat_id'";
3472 } else {
3473 $parent_qpart = "parent_cat IS NULL";
3474 $parent_insert = "NULL";
3475 }
3476
3477 $feed_cat = mb_substr($feed_cat, 0, 250);
3478
3479 $result = db_query(
3480 "SELECT id FROM ttrss_feed_categories
3481 WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
3482
3483 if (db_num_rows($result) == 0) {
3484
3485 $result = db_query(
3486 "INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat)
3487 VALUES ('".$_SESSION["uid"]."', '$feed_cat', $parent_insert)");
3488
3489 db_query("COMMIT");
3490
3491 return true;
3492 }
3493
3494 return false;
3495 }
3496
3497 function getArticleFeed($id) {
3498 $result = db_query("SELECT feed_id FROM ttrss_user_entries
3499 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3500
3501 if (db_num_rows($result) != 0) {
3502 return db_fetch_result($result, 0, "feed_id");
3503 } else {
3504 return 0;
3505 }
3506 }
3507
3508 /**
3509 * Fixes incomplete URLs by prepending "http://".
3510 * Also replaces feed:// with http://, and
3511 * prepends a trailing slash if the url is a domain name only.
3512 *
3513 * @param string $url Possibly incomplete URL
3514 *
3515 * @return string Fixed URL.
3516 */
3517 function fix_url($url) {
3518 if (strpos($url, '://') === false) {
3519 $url = 'http://' . $url;
3520 } else if (substr($url, 0, 5) == 'feed:') {
3521 $url = 'http:' . substr($url, 5);
3522 }
3523
3524 //prepend slash if the URL has no slash in it
3525 // "http://www.example" -> "http://www.example/"
3526 if (strpos($url, '/', strpos($url, ':') + 3) === false) {
3527 $url .= '/';
3528 }
3529
3530 if ($url != "http:///")
3531 return $url;
3532 else
3533 return '';
3534 }
3535
3536 function validate_feed_url($url) {
3537 $parts = parse_url($url);
3538
3539 return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https');
3540
3541 }
3542
3543 function get_article_enclosures($id) {
3544
3545 $query = "SELECT * FROM ttrss_enclosures
3546 WHERE post_id = '$id' AND content_url != ''";
3547
3548 $rv = array();
3549
3550 $result = db_query($query);
3551
3552 if (db_num_rows($result) > 0) {
3553 while ($line = db_fetch_assoc($result)) {
3554 array_push($rv, $line);
3555 }
3556 }
3557
3558 return $rv;
3559 }
3560
3561 function save_email_address($email) {
3562 // FIXME: implement persistent storage of emails
3563
3564 if (!$_SESSION['stored_emails'])
3565 $_SESSION['stored_emails'] = array();
3566
3567 if (!in_array($email, $_SESSION['stored_emails']))
3568 array_push($_SESSION['stored_emails'], $email);
3569 }
3570
3571
3572 function get_feed_access_key($feed_id, $is_cat, $owner_uid = false) {
3573
3574 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3575
3576 $sql_is_cat = bool_to_sql_bool($is_cat);
3577
3578 $result = db_query("SELECT access_key FROM ttrss_access_keys
3579 WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
3580 AND owner_uid = " . $owner_uid);
3581
3582 if (db_num_rows($result) == 1) {
3583 return db_fetch_result($result, 0, "access_key");
3584 } else {
3585 $key = db_escape_string(sha1(uniqid(rand(), true)));
3586
3587 $result = db_query("INSERT INTO ttrss_access_keys
3588 (access_key, feed_id, is_cat, owner_uid)
3589 VALUES ('$key', '$feed_id', $sql_is_cat, '$owner_uid')");
3590
3591 return $key;
3592 }
3593 return false;
3594 }
3595
3596 function get_feeds_from_html($url, $content)
3597 {
3598 $url = fix_url($url);
3599 $baseUrl = substr($url, 0, strrpos($url, '/') + 1);
3600
3601 libxml_use_internal_errors(true);
3602
3603 $doc = new DOMDocument();
3604 $doc->loadHTML($content);
3605 $xpath = new DOMXPath($doc);
3606 $entries = $xpath->query('/html/head/link[@rel="alternate"]');
3607 $feedUrls = array();
3608 foreach ($entries as $entry) {
3609 if ($entry->hasAttribute('href')) {
3610 $title = $entry->getAttribute('title');
3611 if ($title == '') {
3612 $title = $entry->getAttribute('type');
3613 }
3614 $feedUrl = rewrite_relative_url(
3615 $baseUrl, $entry->getAttribute('href')
3616 );
3617 $feedUrls[$feedUrl] = $title;
3618 }
3619 }
3620 return $feedUrls;
3621 }
3622
3623 function is_html($content) {
3624 return preg_match("/<html|DOCTYPE html/i", substr($content, 0, 20)) !== 0;
3625 }
3626
3627 function url_is_html($url, $login = false, $pass = false) {
3628 return is_html(fetch_file_contents($url, false, $login, $pass));
3629 }
3630
3631 function print_label_select($name, $value, $attributes = "") {
3632
3633 $result = db_query("SELECT caption FROM ttrss_labels2
3634 WHERE owner_uid = '".$_SESSION["uid"]."' ORDER BY caption");
3635
3636 print "<select default=\"$value\" name=\"" . htmlspecialchars($name) .
3637 "\" $attributes onchange=\"labelSelectOnChange(this)\" >";
3638
3639 while ($line = db_fetch_assoc($result)) {
3640
3641 $issel = ($line["caption"] == $value) ? "selected=\"1\"" : "";
3642
3643 print "<option value=\"".htmlspecialchars($line["caption"])."\"
3644 $issel>" . htmlspecialchars($line["caption"]) . "</option>";
3645
3646 }
3647
3648 # print "<option value=\"ADD_LABEL\">" .__("Add label...") . "</option>";
3649
3650 print "</select>";
3651
3652
3653 }
3654
3655 function format_article_enclosures($id, $always_display_enclosures,
3656 $article_content, $hide_images = false) {
3657
3658 $result = get_article_enclosures($id);
3659 $rv = '';
3660
3661 if (count($result) > 0) {
3662
3663 $entries_html = array();
3664 $entries = array();
3665 $entries_inline = array();
3666
3667 foreach ($result as $line) {
3668
3669 $url = $line["content_url"];
3670 $ctype = $line["content_type"];
3671
3672 if (!$ctype) $ctype = __("unknown type");
3673
3674 $filename = substr($url, strrpos($url, "/")+1);
3675
3676 $player = format_inline_player($url, $ctype);
3677
3678 if ($player) array_push($entries_inline, $player);
3679
3680 # $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
3681 # $filename . " (" . $ctype . ")" . "</a>";
3682
3683 $entry = "<div onclick=\"window.open('".htmlspecialchars($url)."')\"
3684 dojoType=\"dijit.MenuItem\">$filename ($ctype)</div>";
3685
3686 array_push($entries_html, $entry);
3687
3688 $entry = array();
3689
3690 $entry["type"] = $ctype;
3691 $entry["filename"] = $filename;
3692 $entry["url"] = $url;
3693
3694 array_push($entries, $entry);
3695 }
3696
3697 if ($_SESSION['uid'] && !get_pref("STRIP_IMAGES") && !$_SESSION["bw_limit"]) {
3698 if ($always_display_enclosures ||
3699 !preg_match("/<img/i", $article_content)) {
3700
3701 foreach ($entries as $entry) {
3702
3703 if (preg_match("/image/", $entry["type"]) ||
3704 preg_match("/\.(jpg|png|gif|bmp)/i", $entry["filename"])) {
3705
3706 if (!$hide_images) {
3707 $rv .= "<p><img
3708 alt=\"".htmlspecialchars($entry["filename"])."\"
3709 src=\"" .htmlspecialchars($entry["url"]) . "\"/></p>";
3710 } else {
3711 $rv .= "<p><a target=\"_blank\"
3712 href=\"".htmlspecialchars($entry["url"])."\"
3713 >" .htmlspecialchars($entry["url"]) . "</a></p>";
3714
3715 }
3716 }
3717 }
3718 }
3719 }
3720
3721 if (count($entries_inline) > 0) {
3722 $rv .= "<hr clear='both'/>";
3723 foreach ($entries_inline as $entry) { $rv .= $entry; };
3724 $rv .= "<hr clear='both'/>";
3725 }
3726
3727 $rv .= "<select class=\"attachments\" onchange=\"openSelectedAttachment(this)\">".
3728 "<option value=''>" . __('Attachments')."</option>";
3729
3730 foreach ($entries as $entry) {
3731 $rv .= "<option value=\"".htmlspecialchars($entry["url"])."\">" . htmlspecialchars($entry["filename"]) . "</option>";
3732
3733 };
3734
3735 $rv .= "</select>";
3736 }
3737
3738 return $rv;
3739 }
3740
3741 function getLastArticleId() {
3742 $result = db_query("SELECT MAX(ref_id) AS id FROM ttrss_user_entries
3743 WHERE owner_uid = " . $_SESSION["uid"]);
3744
3745 if (db_num_rows($result) == 1) {
3746 return db_fetch_result($result, 0, "id");
3747 } else {
3748 return -1;
3749 }
3750 }
3751
3752 function build_url($parts) {
3753 return $parts['scheme'] . "://" . $parts['host'] . $parts['path'];
3754 }
3755
3756 /**
3757 * Converts a (possibly) relative URL to a absolute one.
3758 *
3759 * @param string $url Base URL (i.e. from where the document is)
3760 * @param string $rel_url Possibly relative URL in the document
3761 *
3762 * @return string Absolute URL
3763 */
3764 function rewrite_relative_url($url, $rel_url) {
3765 if (strpos($rel_url, "magnet:") === 0) {
3766 return $rel_url;
3767 } else if (strpos($rel_url, "://") !== false) {
3768 return $rel_url;
3769 } else if (strpos($rel_url, "//") === 0) {
3770 # protocol-relative URL (rare but they exist)
3771 return $rel_url;
3772 } else if (strpos($rel_url, "/") === 0)
3773 {
3774 $parts = parse_url($url);
3775 $parts['path'] = $rel_url;
3776
3777 return build_url($parts);
3778
3779 } else {
3780 $parts = parse_url($url);
3781 if (!isset($parts['path'])) {
3782 $parts['path'] = '/';
3783 }
3784 $dir = $parts['path'];
3785 if (substr($dir, -1) !== '/') {
3786 $dir = dirname($parts['path']);
3787 $dir !== '/' && $dir .= '/';
3788 }
3789 $parts['path'] = $dir . $rel_url;
3790
3791 return build_url($parts);
3792 }
3793 }
3794
3795 function sphinx_search($query, $offset = 0, $limit = 30) {
3796 require_once 'lib/sphinxapi.php';
3797
3798 $sphinxClient = new SphinxClient();
3799
3800 $sphinxpair = explode(":", SPHINX_SERVER, 2);
3801
3802 $sphinxClient->SetServer($sphinxpair[0], $sphinxpair[1]);
3803 $sphinxClient->SetConnectTimeout(1);
3804
3805 $sphinxClient->SetFieldWeights(array('title' => 70, 'content' => 30,
3806 'feed_title' => 20));
3807
3808 $sphinxClient->SetMatchMode(SPH_MATCH_EXTENDED2);
3809 $sphinxClient->SetRankingMode(SPH_RANK_PROXIMITY_BM25);
3810 $sphinxClient->SetLimits($offset, $limit, 1000);
3811 $sphinxClient->SetArrayResult(false);
3812 $sphinxClient->SetFilter('owner_uid', array($_SESSION['uid']));
3813
3814 $result = $sphinxClient->Query($query, SPHINX_INDEX);
3815
3816 $ids = array();
3817
3818 if (is_array($result['matches'])) {
3819 foreach (array_keys($result['matches']) as $int_id) {
3820 $ref_id = $result['matches'][$int_id]['attrs']['ref_id'];
3821 array_push($ids, $ref_id);
3822 }
3823 }
3824
3825 return $ids;
3826 }
3827
3828 function cleanup_tags($days = 14, $limit = 1000) {
3829
3830 if (DB_TYPE == "pgsql") {
3831 $interval_query = "date_updated < NOW() - INTERVAL '$days days'";
3832 } else if (DB_TYPE == "mysql") {
3833 $interval_query = "date_updated < DATE_SUB(NOW(), INTERVAL $days DAY)";
3834 }
3835
3836 $tags_deleted = 0;
3837
3838 while ($limit > 0) {
3839 $limit_part = 500;
3840
3841 $query = "SELECT ttrss_tags.id AS id
3842 FROM ttrss_tags, ttrss_user_entries, ttrss_entries
3843 WHERE post_int_id = int_id AND $interval_query AND
3844 ref_id = ttrss_entries.id AND tag_cache != '' LIMIT $limit_part";
3845
3846 $result = db_query($query);
3847
3848 $ids = array();
3849
3850 while ($line = db_fetch_assoc($result)) {
3851 array_push($ids, $line['id']);
3852 }
3853
3854 if (count($ids) > 0) {
3855 $ids = join(",", $ids);
3856
3857 $tmp_result = db_query("DELETE FROM ttrss_tags WHERE id IN ($ids)");
3858 $tags_deleted += db_affected_rows($tmp_result);
3859 } else {
3860 break;
3861 }
3862
3863 $limit -= $limit_part;
3864 }
3865
3866 return $tags_deleted;
3867 }
3868
3869 function print_user_stylesheet() {
3870 $value = get_pref('USER_STYLESHEET');
3871
3872 if ($value) {
3873 print "<style type=\"text/css\">";
3874 print str_replace("<br/>", "\n", $value);
3875 print "</style>";
3876 }
3877
3878 }
3879
3880 function rewrite_urls($html) {
3881 libxml_use_internal_errors(true);
3882
3883 $charset_hack = '<head>
3884 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
3885 </head>';
3886
3887 $doc = new DOMDocument();
3888 $doc->loadHTML($charset_hack . $html);
3889 $xpath = new DOMXPath($doc);
3890
3891 $entries = $xpath->query('//*/text()');
3892
3893 foreach ($entries as $entry) {
3894 if (strstr($entry->wholeText, "://") !== false) {
3895 $text = preg_replace("/((?<!=.)((http|https|ftp)+):\/\/[^ ,!]+)/i",
3896 "<a target=\"_blank\" href=\"\\1\">\\1</a>", $entry->wholeText);
3897
3898 if ($text != $entry->wholeText) {
3899 $cdoc = new DOMDocument();
3900 $cdoc->loadHTML($charset_hack . $text);
3901
3902
3903 foreach ($cdoc->childNodes as $cnode) {
3904 $cnode = $doc->importNode($cnode, true);
3905
3906 if ($cnode) {
3907 $entry->parentNode->insertBefore($cnode);
3908 }
3909 }
3910
3911 $entry->parentNode->removeChild($entry);
3912
3913 }
3914 }
3915 }
3916
3917 $node = $doc->getElementsByTagName('body')->item(0);
3918
3919 // http://tt-rss.org/forum/viewtopic.php?f=1&t=970
3920 if ($node)
3921 return $doc->saveXML($node);
3922 else
3923 return $html;
3924 }
3925
3926 function filter_to_sql($filter, $owner_uid) {
3927 $query = array();
3928
3929 if (DB_TYPE == "pgsql")
3930 $reg_qpart = "~";
3931 else
3932 $reg_qpart = "REGEXP";
3933
3934 foreach ($filter["rules"] AS $rule) {
3935 $regexp_valid = preg_match('/' . $rule['reg_exp'] . '/',
3936 $rule['reg_exp']) !== FALSE;
3937
3938 if ($regexp_valid) {
3939
3940 $rule['reg_exp'] = db_escape_string($rule['reg_exp']);
3941
3942 switch ($rule["type"]) {
3943 case "title":
3944 $qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
3945 $rule['reg_exp'] . "')";
3946 break;
3947 case "content":
3948 $qpart = "LOWER(ttrss_entries.content) $reg_qpart LOWER('".
3949 $rule['reg_exp'] . "')";
3950 break;
3951 case "both":
3952 $qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
3953 $rule['reg_exp'] . "') OR LOWER(" .
3954 "ttrss_entries.content) $reg_qpart LOWER('" . $rule['reg_exp'] . "')";
3955 break;
3956 case "tag":
3957 $qpart = "LOWER(ttrss_user_entries.tag_cache) $reg_qpart LOWER('".
3958 $rule['reg_exp'] . "')";
3959 break;
3960 case "link":
3961 $qpart = "LOWER(ttrss_entries.link) $reg_qpart LOWER('".
3962 $rule['reg_exp'] . "')";
3963 break;
3964 case "author":
3965 $qpart = "LOWER(ttrss_entries.author) $reg_qpart LOWER('".
3966 $rule['reg_exp'] . "')";
3967 break;
3968 }
3969
3970 if (isset($rule['inverse'])) $qpart = "NOT ($qpart)";
3971
3972 if (isset($rule["feed_id"]) && $rule["feed_id"] > 0) {
3973 $qpart .= " AND feed_id = " . db_escape_string($rule["feed_id"]);
3974 }
3975
3976 if (isset($rule["cat_id"])) {
3977
3978 if ($rule["cat_id"] > 0) {
3979 $children = getChildCategories($rule["cat_id"], $owner_uid);
3980 array_push($children, $rule["cat_id"]);
3981
3982 $children = join(",", $children);
3983
3984 $cat_qpart = "cat_id IN ($children)";
3985 } else {
3986 $cat_qpart = "cat_id IS NULL";
3987 }
3988
3989 $qpart .= " AND $cat_qpart";
3990 }
3991
3992 array_push($query, "($qpart)");
3993
3994 }
3995 }
3996
3997 if (count($query) > 0) {
3998 $fullquery = "(" . join($filter["match_any_rule"] ? "OR" : "AND", $query) . ")";
3999 } else {
4000 $fullquery = "(false)";
4001 }
4002
4003 if ($filter['inverse']) $fullquery = "(NOT $fullquery)";
4004
4005 return $fullquery;
4006 }
4007
4008 if (!function_exists('gzdecode')) {
4009 function gzdecode($string) { // no support for 2nd argument
4010 return file_get_contents('compress.zlib://data:who/cares;base64,'.
4011 base64_encode($string));
4012 }
4013 }
4014
4015 function get_random_bytes($length) {
4016 if (function_exists('openssl_random_pseudo_bytes')) {
4017 return openssl_random_pseudo_bytes($length);
4018 } else {
4019 $output = "";
4020
4021 for ($i = 0; $i < $length; $i++)
4022 $output .= chr(mt_rand(0, 255));
4023
4024 return $output;
4025 }
4026 }
4027
4028 function read_stdin() {
4029 $fp = fopen("php://stdin", "r");
4030
4031 if ($fp) {
4032 $line = trim(fgets($fp));
4033 fclose($fp);
4034 return $line;
4035 }
4036
4037 return null;
4038 }
4039
4040 function tmpdirname($path, $prefix) {
4041 // Use PHP's tmpfile function to create a temporary
4042 // directory name. Delete the file and keep the name.
4043 $tempname = tempnam($path,$prefix);
4044 if (!$tempname)
4045 return false;
4046
4047 if (!unlink($tempname))
4048 return false;
4049
4050 return $tempname;
4051 }
4052
4053 function getFeedCategory($feed) {
4054 $result = db_query("SELECT cat_id FROM ttrss_feeds
4055 WHERE id = '$feed'");
4056
4057 if (db_num_rows($result) > 0) {
4058 return db_fetch_result($result, 0, "cat_id");
4059 } else {
4060 return false;
4061 }
4062
4063 }
4064
4065 function implements_interface($class, $interface) {
4066 return in_array($interface, class_implements($class));
4067 }
4068
4069 function geturl($url){
4070
4071 if (!function_exists('curl_init'))
4072 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);
4073
4074 $curl = curl_init();
4075 $header[0] = "Accept: text/xml,application/xml,application/xhtml+xml,";
4076 $header[0] .= "text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5";
4077 $header[] = "Cache-Control: max-age=0";
4078 $header[] = "Connection: keep-alive";
4079 $header[] = "Keep-Alive: 300";
4080 $header[] = "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7";
4081 $header[] = "Accept-Language: en-us,en;q=0.5";
4082 $header[] = "Pragma: ";
4083
4084 curl_setopt($curl, CURLOPT_URL, $url);
4085 curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0 Firefox/5.0');
4086 curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
4087 curl_setopt($curl, CURLOPT_HEADER, true);
4088 curl_setopt($curl, CURLOPT_REFERER, $url);
4089 curl_setopt($curl, CURLOPT_ENCODING, 'gzip,deflate');
4090 curl_setopt($curl, CURLOPT_AUTOREFERER, true);
4091 curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
4092 //curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); //CURLOPT_FOLLOWLOCATION Disabled...
4093 curl_setopt($curl, CURLOPT_TIMEOUT, 60);
4094
4095 $html = curl_exec($curl);
4096
4097 $status = curl_getinfo($curl);
4098 curl_close($curl);
4099
4100 if($status['http_code']!=200){
4101 if($status['http_code'] == 301 || $status['http_code'] == 302) {
4102 list($header) = explode("\r\n\r\n", $html, 2);
4103 $matches = array();
4104 preg_match("/(Location:|URI:)[^(\n)]*/", $header, $matches);
4105 $url = trim(str_replace($matches[1],"",$matches[0]));
4106 $url_parsed = parse_url($url);
4107 return (isset($url_parsed))? geturl($url):'';
4108 }
4109 $oline='';
4110 foreach($status as $key=>$eline){$oline.='['.$key.']'.$eline.' ';}
4111 $line =$oline." \r\n ".$url."\r\n-----------------\r\n";
4112 # $handle = @fopen('./curl.error.log', 'a');
4113 # fwrite($handle, $line);
4114 return FALSE;
4115 }
4116 return $url;
4117 }
4118
4119 function get_minified_js($files) {
4120 require_once 'lib/jshrink/Minifier.php';
4121
4122 $rv = '';
4123
4124 foreach ($files as $js) {
4125 if (!isset($_GET['debug'])) {
4126 $cached_file = CACHE_DIR . "/js/".basename($js).".js";
4127
4128 if (file_exists($cached_file) &&
4129 is_readable($cached_file) &&
4130 filemtime($cached_file) >= filemtime("js/$js.js")) {
4131
4132 $rv .= file_get_contents($cached_file);
4133
4134 } else {
4135 $minified = JShrink\Minifier::minify(file_get_contents("js/$js.js"));
4136 file_put_contents($cached_file, $minified);
4137 $rv .= $minified;
4138 }
4139 } else {
4140 $rv .= file_get_contents("js/$js.js");
4141 }
4142 }
4143
4144 return $rv;
4145 }
4146
4147 function stylesheet_tag($filename) {
4148 $timestamp = filemtime($filename);
4149
4150 echo "<link rel=\"stylesheet\" type=\"text/css\" href=\"$filename?$timestamp\"/>\n";
4151 }
4152
4153 function javascript_tag($filename) {
4154 $query = "";
4155
4156 if (!(strpos($filename, "?") === FALSE)) {
4157 $query = substr($filename, strpos($filename, "?")+1);
4158 $filename = substr($filename, 0, strpos($filename, "?"));
4159 }
4160
4161 $timestamp = filemtime($filename);
4162
4163 if ($query) $timestamp .= "&$query";
4164
4165 echo "<script type=\"text/javascript\" charset=\"utf-8\" src=\"$filename?$timestamp\"></script>\n";
4166 }
4167
4168 function calculate_dep_timestamp() {
4169 $files = array_merge(glob("js/*.js"), glob("css/*.css"));
4170
4171 $max_ts = -1;
4172
4173 foreach ($files as $file) {
4174 if (filemtime($file) > $max_ts) $max_ts = filemtime($file);
4175 }
4176
4177 return $max_ts;
4178 }
4179
4180 function T_js_decl($s1, $s2) {
4181 if ($s1 && $s2) {
4182 $s1 = preg_replace("/\n/", "", $s1);
4183 $s2 = preg_replace("/\n/", "", $s2);
4184
4185 $s1 = preg_replace("/\"/", "\\\"", $s1);
4186 $s2 = preg_replace("/\"/", "\\\"", $s2);
4187
4188 return "T_messages[\"$s1\"] = \"$s2\";\n";
4189 }
4190 }
4191
4192 function init_js_translations() {
4193
4194 print 'var T_messages = new Object();
4195
4196 function __(msg) {
4197 if (T_messages[msg]) {
4198 return T_messages[msg];
4199 } else {
4200 return msg;
4201 }
4202 }
4203
4204 function ngettext(msg1, msg2, n) {
4205 return (parseInt(n) > 1) ? msg2 : msg1;
4206 }';
4207
4208 $l10n = _get_reader();
4209
4210 for ($i = 0; $i < $l10n->total; $i++) {
4211 $orig = $l10n->get_original_string($i);
4212 $translation = __($orig);
4213
4214 print T_js_decl($orig, $translation);
4215 }
4216 }
4217
4218 function label_to_feed_id($label) {
4219 return LABEL_BASE_INDEX - 1 - abs($label);
4220 }
4221
4222 function feed_to_label_id($feed) {
4223 return LABEL_BASE_INDEX - 1 + abs($feed);
4224 }
4225
4226 function format_libxml_error($error) {
4227 return T_sprintf("LibXML error %s at line %d (column %d): %s",
4228 $error->code, $error->line, $error->column,
4229 $error->message);
4230 }
4231
4232 ?>
web-based news feed (RSS/Atom) reader and aggregator; see https://tt-rss.org/