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Merge branch 'master' of github.com:gothfox/Tiny-Tiny-RSS
[tt-rss.git] / include / functions.php
1 <?php
2 define('EXPECTED_CONFIG_VERSION', 26);
3 define('SCHEMA_VERSION', 120);
4
5 define('LABEL_BASE_INDEX', -1024);
6 define('PLUGIN_FEED_BASE_INDEX', -128);
7
8 define('COOKIE_LIFETIME_LONG', 86400*365);
9
10 $fetch_last_error = false;
11 $fetch_last_error_code = false;
12 $fetch_last_content_type = false;
13 $fetch_curl_used = false;
14
15 mb_internal_encoding("UTF-8");
16 date_default_timezone_set('UTC');
17 if (defined('E_DEPRECATED')) {
18 error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED);
19 } else {
20 error_reporting(E_ALL & ~E_NOTICE);
21 }
22
23 require_once 'config.php';
24
25 /**
26 * Define a constant if not already defined
27 *
28 * @param string $name The constant name.
29 * @param mixed $value The constant value.
30 * @access public
31 * @return boolean True if defined successfully or not.
32 */
33 function define_default($name, $value) {
34 defined($name) or define($name, $value);
35 }
36
37 ///// Some defaults that you can override in config.php //////
38
39 define_default('FEED_FETCH_TIMEOUT', 45);
40 // How may seconds to wait for response when requesting feed from a site
41 define_default('FEED_FETCH_NO_CACHE_TIMEOUT', 15);
42 // How may seconds to wait for response when requesting feed from a
43 // site when that feed wasn't cached before
44 define_default('FILE_FETCH_TIMEOUT', 45);
45 // Default timeout when fetching files from remote sites
46 define_default('FILE_FETCH_CONNECT_TIMEOUT', 15);
47 // How many seconds to wait for initial response from website when
48 // fetching files from remote sites
49
50 if (DB_TYPE == "pgsql") {
51 define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE');
52 } else {
53 define('SUBSTRING_FOR_DATE', 'SUBSTRING');
54 }
55
56 /**
57 * Return available translations names.
58 *
59 * @access public
60 * @return array A array of available translations.
61 */
62 function get_translations() {
63 $tr = array(
64 "auto" => "Detect automatically",
65 "ca_CA" => "Català",
66 "cs_CZ" => "Česky",
67 "en_US" => "English",
68 "es_ES" => "Español",
69 "de_DE" => "Deutsch",
70 "fr_FR" => "Français",
71 "hu_HU" => "Magyar (Hungarian)",
72 "it_IT" => "Italiano",
73 "ja_JP" => "日本語 (Japanese)",
74 "lv_LV" => "Latviešu",
75 "nb_NO" => "Norwegian bokmål",
76 "nl_NL" => "Dutch",
77 "pl_PL" => "Polski",
78 "ru_RU" => "Русский",
79 "pt_BR" => "Portuguese/Brazil",
80 "zh_CN" => "Simplified Chinese",
81 "sv_SE" => "Svenska",
82 "fi_FI" => "Suomi");
83
84 return $tr;
85 }
86
87 require_once "lib/accept-to-gettext.php";
88 require_once "lib/gettext/gettext.inc";
89
90
91 function startup_gettext() {
92
93 # Get locale from Accept-Language header
94 $lang = al2gt(array_keys(get_translations()), "text/html");
95
96 if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
97 $lang = _TRANSLATION_OVERRIDE_DEFAULT;
98 }
99
100 if ($_SESSION["uid"] && get_schema_version() >= 120) {
101 $pref_lang = get_pref("USER_LANGUAGE", $_SESSION["uid"]);
102
103 if ($pref_lang) {
104 $lang = $pref_lang;
105 }
106 }
107
108 if ($lang) {
109 if (defined('LC_MESSAGES')) {
110 _setlocale(LC_MESSAGES, $lang);
111 } else if (defined('LC_ALL')) {
112 _setlocale(LC_ALL, $lang);
113 }
114
115 _bindtextdomain("messages", "locale");
116
117 _textdomain("messages");
118 _bind_textdomain_codeset("messages", "UTF-8");
119 }
120 }
121
122 require_once 'db-prefs.php';
123 require_once 'version.php';
124 require_once 'ccache.php';
125 require_once 'labels.php';
126
127 define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . VERSION . ' (http://tt-rss.org/)');
128 ini_set('user_agent', SELF_USER_AGENT);
129
130 require_once 'lib/pubsubhubbub/publisher.php';
131
132 $schema_version = false;
133
134 /**
135 * Print a timestamped debug message.
136 *
137 * @param string $msg The debug message.
138 * @return void
139 */
140 function _debug($msg, $show = true) {
141
142 $ts = strftime("%H:%M:%S", time());
143 if (function_exists('posix_getpid')) {
144 $ts = "$ts/" . posix_getpid();
145 }
146
147 if ($show && !(defined('QUIET') && QUIET)) {
148 print "[$ts] $msg\n";
149 }
150
151 if (defined('LOGFILE')) {
152 $fp = fopen(LOGFILE, 'a+');
153
154 if ($fp) {
155 fputs($fp, "[$ts] $msg\n");
156 fclose($fp);
157 }
158 }
159
160 } // function _debug
161
162 /**
163 * Purge a feed old posts.
164 *
165 * @param mixed $link A database connection.
166 * @param mixed $feed_id The id of the purged feed.
167 * @param mixed $purge_interval Olderness of purged posts.
168 * @param boolean $debug Set to True to enable the debug. False by default.
169 * @access public
170 * @return void
171 */
172 function purge_feed($feed_id, $purge_interval, $debug = false) {
173
174 if (!$purge_interval) $purge_interval = feed_purge_interval($feed_id);
175
176 $rows = -1;
177
178 $result = db_query(
179 "SELECT owner_uid FROM ttrss_feeds WHERE id = '$feed_id'");
180
181 $owner_uid = false;
182
183 if (db_num_rows($result) == 1) {
184 $owner_uid = db_fetch_result($result, 0, "owner_uid");
185 }
186
187 if ($purge_interval == -1 || !$purge_interval) {
188 if ($owner_uid) {
189 ccache_update($feed_id, $owner_uid);
190 }
191 return;
192 }
193
194 if (!$owner_uid) return;
195
196 if (FORCE_ARTICLE_PURGE == 0) {
197 $purge_unread = get_pref("PURGE_UNREAD_ARTICLES",
198 $owner_uid, false);
199 } else {
200 $purge_unread = true;
201 $purge_interval = FORCE_ARTICLE_PURGE;
202 }
203
204 if (!$purge_unread) $query_limit = " unread = false AND ";
205
206 if (DB_TYPE == "pgsql") {
207 $pg_version = get_pgsql_version();
208
209 if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) {
210
211 $result = db_query("DELETE FROM ttrss_user_entries WHERE
212 ttrss_entries.id = ref_id AND
213 marked = false AND
214 feed_id = '$feed_id' AND
215 $query_limit
216 ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
217
218 } else {
219
220 $result = db_query("DELETE FROM ttrss_user_entries
221 USING ttrss_entries
222 WHERE ttrss_entries.id = ref_id AND
223 marked = false AND
224 feed_id = '$feed_id' AND
225 $query_limit
226 ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
227 }
228
229 } else {
230
231 /* $result = db_query("DELETE FROM ttrss_user_entries WHERE
232 marked = false AND feed_id = '$feed_id' AND
233 (SELECT date_updated FROM ttrss_entries WHERE
234 id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */
235
236 $result = db_query("DELETE FROM ttrss_user_entries
237 USING ttrss_user_entries, ttrss_entries
238 WHERE ttrss_entries.id = ref_id AND
239 marked = false AND
240 feed_id = '$feed_id' AND
241 $query_limit
242 ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
243 }
244
245 $rows = db_affected_rows($result);
246
247 ccache_update($feed_id, $owner_uid);
248
249 if ($debug) {
250 _debug("Purged feed $feed_id ($purge_interval): deleted $rows articles");
251 }
252
253 return $rows;
254 } // function purge_feed
255
256 function feed_purge_interval($feed_id) {
257
258 $result = db_query("SELECT purge_interval, owner_uid FROM ttrss_feeds
259 WHERE id = '$feed_id'");
260
261 if (db_num_rows($result) == 1) {
262 $purge_interval = db_fetch_result($result, 0, "purge_interval");
263 $owner_uid = db_fetch_result($result, 0, "owner_uid");
264
265 if ($purge_interval == 0) $purge_interval = get_pref(
266 'PURGE_OLD_DAYS', $owner_uid);
267
268 return $purge_interval;
269
270 } else {
271 return -1;
272 }
273 }
274
275 function purge_orphans($do_output = false) {
276
277 // purge orphaned posts in main content table
278 $result = db_query("DELETE FROM ttrss_entries WHERE
279 (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
280
281 if ($do_output) {
282 $rows = db_affected_rows($result);
283 _debug("Purged $rows orphaned posts.");
284 }
285 }
286
287 function get_feed_update_interval($feed_id) {
288 $result = db_query("SELECT owner_uid, update_interval FROM
289 ttrss_feeds WHERE id = '$feed_id'");
290
291 if (db_num_rows($result) == 1) {
292 $update_interval = db_fetch_result($result, 0, "update_interval");
293 $owner_uid = db_fetch_result($result, 0, "owner_uid");
294
295 if ($update_interval != 0) {
296 return $update_interval;
297 } else {
298 return get_pref('DEFAULT_UPDATE_INTERVAL', $owner_uid, false);
299 }
300
301 } else {
302 return -1;
303 }
304 }
305
306 function fetch_file_contents($url, $type = false, $login = false, $pass = false, $post_query = false, $timeout = false, $timestamp = 0) {
307
308 global $fetch_last_error;
309 global $fetch_last_error_code;
310 global $fetch_last_content_type;
311 global $fetch_curl_used;
312
313 $url = str_replace(' ', '%20', $url);
314
315 if (!defined('NO_CURL') && function_exists('curl_init')) {
316
317 $fetch_curl_used = true;
318
319 if (ini_get("safe_mode") || ini_get("open_basedir")) {
320 $ch = curl_init(geturl($url));
321 } else {
322 $ch = curl_init($url);
323 }
324
325 if ($timestamp && !$post_query) {
326 curl_setopt($ch, CURLOPT_HTTPHEADER,
327 array("If-Modified-Since: ".gmdate('D, d M Y H:i:s \G\M\T', $timestamp)));
328 }
329
330 curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout ? $timeout : FILE_FETCH_CONNECT_TIMEOUT);
331 curl_setopt($ch, CURLOPT_TIMEOUT, $timeout ? $timeout : FILE_FETCH_TIMEOUT);
332 curl_setopt($ch, CURLOPT_FOLLOWLOCATION, !ini_get("safe_mode") && !ini_get("open_basedir"));
333 curl_setopt($ch, CURLOPT_MAXREDIRS, 20);
334 curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
335 curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
336 curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
337 curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
338 curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
339 curl_setopt($ch, CURLOPT_ENCODING, "");
340 curl_setopt($ch, CURLOPT_REFERER, $url);
341
342 if ($post_query) {
343 curl_setopt($ch, CURLOPT_POST, true);
344 curl_setopt($ch, CURLOPT_POSTFIELDS, $post_query);
345 }
346
347 if ($login && $pass)
348 curl_setopt($ch, CURLOPT_USERPWD, "$login:$pass");
349
350 $contents = @curl_exec($ch);
351
352 if (curl_errno($ch) === 23 || curl_errno($ch) === 61) {
353 curl_setopt($ch, CURLOPT_ENCODING, 'none');
354 $contents = @curl_exec($ch);
355 }
356
357 if ($contents === false) {
358 $fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
359 curl_close($ch);
360 return false;
361 }
362
363 $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
364 $fetch_last_content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
365
366 $fetch_last_error_code = $http_code;
367
368 if ($http_code != 200 || $type && strpos($fetch_last_content_type, "$type") === false) {
369 if (curl_errno($ch) != 0) {
370 $fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
371 } else {
372 $fetch_last_error = "HTTP Code: $http_code";
373 }
374 curl_close($ch);
375 return false;
376 }
377
378 curl_close($ch);
379
380 return $contents;
381 } else {
382
383 $fetch_curl_used = false;
384
385 if ($login && $pass){
386 $url_parts = array();
387
388 preg_match("/(^[^:]*):\/\/(.*)/", $url, $url_parts);
389
390 $pass = urlencode($pass);
391
392 if ($url_parts[1] && $url_parts[2]) {
393 $url = $url_parts[1] . "://$login:$pass@" . $url_parts[2];
394 }
395 }
396
397 if (!$post_query && $timestamp) {
398 $context = stream_context_create(array(
399 'http' => array(
400 'method' => 'GET',
401 'header' => "If-Modified-Since: ".gmdate("D, d M Y H:i:s \\G\\M\\T\r\n", $timestamp)
402 )));
403 } else {
404 $context = NULL;
405 }
406
407 $old_error = error_get_last();
408
409 $data = @file_get_contents($url, false, $context);
410
411 $fetch_last_content_type = false; // reset if no type was sent from server
412 if (isset($http_response_header) && is_array($http_response_header)) {
413 foreach ($http_response_header as $h) {
414 if (substr(strtolower($h), 0, 13) == 'content-type:') {
415 $fetch_last_content_type = substr($h, 14);
416 // don't abort here b/c there might be more than one
417 // e.g. if we were being redirected -- last one is the right one
418 }
419
420 if (substr(strtolower($h), 0, 7) == 'http/1.') {
421 $fetch_last_error_code = (int) substr($h, 9, 3);
422 }
423 }
424 }
425
426 if (!$data) {
427 $error = error_get_last();
428
429 if ($error['message'] != $old_error['message']) {
430 $fetch_last_error = $error["message"];
431 } else {
432 $fetch_last_error = "HTTP Code: $fetch_last_error_code";
433 }
434 }
435 return $data;
436 }
437
438 }
439
440 /**
441 * Try to determine the favicon URL for a feed.
442 * adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/)
443 * http://dev.wp-plugins.org/file/favatars/trunk/favatars.php
444 *
445 * @param string $url A feed or page URL
446 * @access public
447 * @return mixed The favicon URL, or false if none was found.
448 */
449 function get_favicon_url($url) {
450
451 $favicon_url = false;
452
453 if ($html = @fetch_file_contents($url)) {
454
455 libxml_use_internal_errors(true);
456
457 $doc = new DOMDocument();
458 $doc->loadHTML($html);
459 $xpath = new DOMXPath($doc);
460
461 $base = $xpath->query('/html/head/base');
462 foreach ($base as $b) {
463 $url = $b->getAttribute("href");
464 break;
465 }
466
467 $entries = $xpath->query('/html/head/link[@rel="shortcut icon" or @rel="icon"]');
468 if (count($entries) > 0) {
469 foreach ($entries as $entry) {
470 $favicon_url = rewrite_relative_url($url, $entry->getAttribute("href"));
471 break;
472 }
473 }
474 }
475
476 if (!$favicon_url)
477 $favicon_url = rewrite_relative_url($url, "/favicon.ico");
478
479 return $favicon_url;
480 } // function get_favicon_url
481
482 function check_feed_favicon($site_url, $feed) {
483 # print "FAVICON [$site_url]: $favicon_url\n";
484
485 $icon_file = ICONS_DIR . "/$feed.ico";
486
487 if (!file_exists($icon_file)) {
488 $favicon_url = get_favicon_url($site_url);
489
490 if ($favicon_url) {
491 // Limiting to "image" type misses those served with text/plain
492 $contents = fetch_file_contents($favicon_url); // , "image");
493
494 if ($contents) {
495 // Crude image type matching.
496 // Patterns gleaned from the file(1) source code.
497 if (preg_match('/^\x00\x00\x01\x00/', $contents)) {
498 // 0 string \000\000\001\000 MS Windows icon resource
499 //error_log("check_feed_favicon: favicon_url=$favicon_url isa MS Windows icon resource");
500 }
501 elseif (preg_match('/^GIF8/', $contents)) {
502 // 0 string GIF8 GIF image data
503 //error_log("check_feed_favicon: favicon_url=$favicon_url isa GIF image");
504 }
505 elseif (preg_match('/^\x89PNG\x0d\x0a\x1a\x0a/', $contents)) {
506 // 0 string \x89PNG\x0d\x0a\x1a\x0a PNG image data
507 //error_log("check_feed_favicon: favicon_url=$favicon_url isa PNG image");
508 }
509 elseif (preg_match('/^\xff\xd8/', $contents)) {
510 // 0 beshort 0xffd8 JPEG image data
511 //error_log("check_feed_favicon: favicon_url=$favicon_url isa JPG image");
512 }
513 else {
514 //error_log("check_feed_favicon: favicon_url=$favicon_url isa UNKNOWN type");
515 $contents = "";
516 }
517 }
518
519 if ($contents) {
520 $fp = @fopen($icon_file, "w");
521
522 if ($fp) {
523 fwrite($fp, $contents);
524 fclose($fp);
525 chmod($icon_file, 0644);
526 }
527 }
528 }
529 return $icon_file;
530 }
531 }
532
533 function print_select($id, $default, $values, $attributes = "") {
534 print "<select name=\"$id\" id=\"$id\" $attributes>";
535 foreach ($values as $v) {
536 if ($v == $default)
537 $sel = "selected=\"1\"";
538 else
539 $sel = "";
540
541 $v = trim($v);
542
543 print "<option value=\"$v\" $sel>$v</option>";
544 }
545 print "</select>";
546 }
547
548 function print_select_hash($id, $default, $values, $attributes = "") {
549 print "<select name=\"$id\" id='$id' $attributes>";
550 foreach (array_keys($values) as $v) {
551 if ($v == $default)
552 $sel = 'selected="selected"';
553 else
554 $sel = "";
555
556 $v = trim($v);
557
558 print "<option $sel value=\"$v\">".$values[$v]."</option>";
559 }
560
561 print "</select>";
562 }
563
564 function print_radio($id, $default, $true_is, $values, $attributes = "") {
565 foreach ($values as $v) {
566
567 if ($v == $default)
568 $sel = "checked";
569 else
570 $sel = "";
571
572 if ($v == $true_is) {
573 $sel .= " value=\"1\"";
574 } else {
575 $sel .= " value=\"0\"";
576 }
577
578 print "<input class=\"noborder\" dojoType=\"dijit.form.RadioButton\"
579 type=\"radio\" $sel $attributes name=\"$id\">&nbsp;$v&nbsp;";
580
581 }
582 }
583
584 function initialize_user_prefs($uid, $profile = false) {
585
586 $uid = db_escape_string($uid);
587
588 if (!$profile) {
589 $profile = "NULL";
590 $profile_qpart = "AND profile IS NULL";
591 } else {
592 $profile_qpart = "AND profile = '$profile'";
593 }
594
595 if (get_schema_version() < 63) $profile_qpart = "";
596
597 db_query("BEGIN");
598
599 $result = db_query("SELECT pref_name,def_value FROM ttrss_prefs");
600
601 $u_result = db_query("SELECT pref_name
602 FROM ttrss_user_prefs WHERE owner_uid = '$uid' $profile_qpart");
603
604 $active_prefs = array();
605
606 while ($line = db_fetch_assoc($u_result)) {
607 array_push($active_prefs, $line["pref_name"]);
608 }
609
610 while ($line = db_fetch_assoc($result)) {
611 if (array_search($line["pref_name"], $active_prefs) === FALSE) {
612 // print "adding " . $line["pref_name"] . "<br>";
613
614 $line["def_value"] = db_escape_string($line["def_value"]);
615 $line["pref_name"] = db_escape_string($line["pref_name"]);
616
617 if (get_schema_version() < 63) {
618 db_query("INSERT INTO ttrss_user_prefs
619 (owner_uid,pref_name,value) VALUES
620 ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
621
622 } else {
623 db_query("INSERT INTO ttrss_user_prefs
624 (owner_uid,pref_name,value, profile) VALUES
625 ('$uid', '".$line["pref_name"]."','".$line["def_value"]."', $profile)");
626 }
627
628 }
629 }
630
631 db_query("COMMIT");
632
633 }
634
635 function get_ssl_certificate_id() {
636 if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"]) {
637 return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] .
638 $_SERVER["REDIRECT_SSL_CLIENT_V_START"] .
639 $_SERVER["REDIRECT_SSL_CLIENT_V_END"] .
640 $_SERVER["REDIRECT_SSL_CLIENT_S_DN"]);
641 }
642 return "";
643 }
644
645 function authenticate_user($login, $password, $check_only = false) {
646
647 if (!SINGLE_USER_MODE) {
648 $user_id = false;
649
650 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_AUTH_USER) as $plugin) {
651
652 $user_id = (int) $plugin->authenticate($login, $password);
653
654 if ($user_id) {
655 $_SESSION["auth_module"] = strtolower(get_class($plugin));
656 break;
657 }
658 }
659
660 if ($user_id && !$check_only) {
661 @session_start();
662
663 $_SESSION["uid"] = $user_id;
664 $_SESSION["version"] = VERSION_STATIC;
665
666 $result = db_query("SELECT login,access_level,pwd_hash FROM ttrss_users
667 WHERE id = '$user_id'");
668
669 $_SESSION["name"] = db_fetch_result($result, 0, "login");
670 $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
671 $_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
672
673 db_query("UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
674 $_SESSION["uid"]);
675
676 $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
677 $_SESSION["user_agent"] = sha1($_SERVER['HTTP_USER_AGENT']);
678 $_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash");
679
680 $_SESSION["last_version_check"] = time();
681
682 initialize_user_prefs($_SESSION["uid"]);
683
684 return true;
685 }
686
687 return false;
688
689 } else {
690
691 $_SESSION["uid"] = 1;
692 $_SESSION["name"] = "admin";
693 $_SESSION["access_level"] = 10;
694
695 $_SESSION["hide_hello"] = true;
696 $_SESSION["hide_logout"] = true;
697
698 $_SESSION["auth_module"] = false;
699
700 if (!$_SESSION["csrf_token"]) {
701 $_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
702 }
703
704 $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
705
706 initialize_user_prefs($_SESSION["uid"]);
707
708 return true;
709 }
710 }
711
712 function make_password($length = 8) {
713
714 $password = "";
715 $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ";
716
717 $i = 0;
718
719 while ($i < $length) {
720 $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
721
722 if (!strstr($password, $char)) {
723 $password .= $char;
724 $i++;
725 }
726 }
727 return $password;
728 }
729
730 // this is called after user is created to initialize default feeds, labels
731 // or whatever else
732
733 // user preferences are checked on every login, not here
734
735 function initialize_user($uid) {
736
737 db_query("insert into ttrss_feeds (owner_uid,title,feed_url)
738 values ('$uid', 'Tiny Tiny RSS: New Releases',
739 'http://tt-rss.org/releases.rss')");
740
741 db_query("insert into ttrss_feeds (owner_uid,title,feed_url)
742 values ('$uid', 'Tiny Tiny RSS: Forum',
743 'http://tt-rss.org/forum/rss.php')");
744 }
745
746 function logout_user() {
747 session_destroy();
748 if (isset($_COOKIE[session_name()])) {
749 setcookie(session_name(), '', time()-42000, '/');
750 }
751 }
752
753 function validate_csrf($csrf_token) {
754 return $csrf_token == $_SESSION['csrf_token'];
755 }
756
757 function load_user_plugins($owner_uid) {
758 if ($owner_uid) {
759 $plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
760
761 PluginHost::getInstance()->load($plugins, PluginHost::KIND_USER, $owner_uid);
762
763 if (get_schema_version() > 100) {
764 PluginHost::getInstance()->load_data();
765 }
766 }
767 }
768
769 function login_sequence() {
770 if (SINGLE_USER_MODE) {
771 @session_start();
772 authenticate_user("admin", null);
773 load_user_plugins($_SESSION["uid"]);
774 } else {
775 if (!validate_session()) $_SESSION["uid"] = false;
776
777 if (!$_SESSION["uid"]) {
778
779 if (AUTH_AUTO_LOGIN && authenticate_user(null, null)) {
780 $_SESSION["ref_schema_version"] = get_schema_version(true);
781 } else {
782 authenticate_user(null, null, true);
783 }
784
785 if (!$_SESSION["uid"]) {
786 @session_destroy();
787 setcookie(session_name(), '', time()-42000, '/');
788
789 render_login_form();
790 exit;
791 }
792
793 } else {
794 /* bump login timestamp */
795 db_query("UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
796 $_SESSION["uid"]);
797 $_SESSION["last_login_update"] = time();
798 }
799
800 if ($_SESSION["uid"]) {
801 startup_gettext();
802 load_user_plugins($_SESSION["uid"]);
803
804 /* cleanup ccache */
805
806 db_query("DELETE FROM ttrss_counters_cache WHERE owner_uid = ".
807 $_SESSION["uid"] . " AND
808 (SELECT COUNT(id) FROM ttrss_feeds WHERE
809 ttrss_feeds.id = feed_id) = 0");
810
811 db_query("DELETE FROM ttrss_cat_counters_cache WHERE owner_uid = ".
812 $_SESSION["uid"] . " AND
813 (SELECT COUNT(id) FROM ttrss_feed_categories WHERE
814 ttrss_feed_categories.id = feed_id) = 0");
815
816 }
817
818 }
819 }
820
821 function truncate_string($str, $max_len, $suffix = '&hellip;') {
822 if (mb_strlen($str, "utf-8") > $max_len - 3) {
823 return mb_substr($str, 0, $max_len, "utf-8") . $suffix;
824 } else {
825 return $str;
826 }
827 }
828
829 function convert_timestamp($timestamp, $source_tz, $dest_tz) {
830
831 try {
832 $source_tz = new DateTimeZone($source_tz);
833 } catch (Exception $e) {
834 $source_tz = new DateTimeZone('UTC');
835 }
836
837 try {
838 $dest_tz = new DateTimeZone($dest_tz);
839 } catch (Exception $e) {
840 $dest_tz = new DateTimeZone('UTC');
841 }
842
843 $dt = new DateTime(date('Y-m-d H:i:s', $timestamp), $source_tz);
844 return $dt->format('U') + $dest_tz->getOffset($dt);
845 }
846
847 function make_local_datetime($timestamp, $long, $owner_uid = false,
848 $no_smart_dt = false) {
849
850 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
851 if (!$timestamp) $timestamp = '1970-01-01 0:00';
852
853 global $utc_tz;
854 global $user_tz;
855
856 if (!$utc_tz) $utc_tz = new DateTimeZone('UTC');
857
858 $timestamp = substr($timestamp, 0, 19);
859
860 # We store date in UTC internally
861 $dt = new DateTime($timestamp, $utc_tz);
862
863 $user_tz_string = get_pref('USER_TIMEZONE', $owner_uid);
864
865 if ($user_tz_string != 'Automatic') {
866
867 try {
868 if (!$user_tz) $user_tz = new DateTimeZone($user_tz_string);
869 } catch (Exception $e) {
870 $user_tz = $utc_tz;
871 }
872
873 $tz_offset = $user_tz->getOffset($dt);
874 } else {
875 $tz_offset = (int) -$_SESSION["clientTzOffset"];
876 }
877
878 $user_timestamp = $dt->format('U') + $tz_offset;
879
880 if (!$no_smart_dt) {
881 return smart_date_time($user_timestamp,
882 $tz_offset, $owner_uid);
883 } else {
884 if ($long)
885 $format = get_pref('LONG_DATE_FORMAT', $owner_uid);
886 else
887 $format = get_pref('SHORT_DATE_FORMAT', $owner_uid);
888
889 return date($format, $user_timestamp);
890 }
891 }
892
893 function smart_date_time($timestamp, $tz_offset = 0, $owner_uid = false) {
894 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
895
896 if (date("Y.m.d", $timestamp) == date("Y.m.d", time() + $tz_offset)) {
897 return date("G:i", $timestamp);
898 } else if (date("Y", $timestamp) == date("Y", time() + $tz_offset)) {
899 $format = get_pref('SHORT_DATE_FORMAT', $owner_uid);
900 return date($format, $timestamp);
901 } else {
902 $format = get_pref('LONG_DATE_FORMAT', $owner_uid);
903 return date($format, $timestamp);
904 }
905 }
906
907 function sql_bool_to_bool($s) {
908 if ($s == "t" || $s == "1" || strtolower($s) == "true") {
909 return true;
910 } else {
911 return false;
912 }
913 }
914
915 function bool_to_sql_bool($s) {
916 if ($s) {
917 return "true";
918 } else {
919 return "false";
920 }
921 }
922
923 // Session caching removed due to causing wrong redirects to upgrade
924 // script when get_schema_version() is called on an obsolete session
925 // created on a previous schema version.
926 function get_schema_version($nocache = false) {
927 global $schema_version;
928
929 if (!$schema_version && !$nocache) {
930 $result = db_query("SELECT schema_version FROM ttrss_version");
931 $version = db_fetch_result($result, 0, "schema_version");
932 $schema_version = $version;
933 return $version;
934 } else {
935 return $schema_version;
936 }
937 }
938
939 function sanity_check() {
940 require_once 'errors.php';
941
942 $error_code = 0;
943 $schema_version = get_schema_version(true);
944
945 if ($schema_version != SCHEMA_VERSION) {
946 $error_code = 5;
947 }
948
949 if (DB_TYPE == "mysql") {
950 $result = db_query("SELECT true", false);
951 if (db_num_rows($result) != 1) {
952 $error_code = 10;
953 }
954 }
955
956 if (db_escape_string("testTEST") != "testTEST") {
957 $error_code = 12;
958 }
959
960 return array("code" => $error_code, "message" => $ERRORS[$error_code]);
961 }
962
963 function file_is_locked($filename) {
964 if (function_exists('flock')) {
965 $fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
966 if ($fp) {
967 if (flock($fp, LOCK_EX | LOCK_NB)) {
968 flock($fp, LOCK_UN);
969 fclose($fp);
970 return false;
971 }
972 fclose($fp);
973 return true;
974 } else {
975 return false;
976 }
977 }
978 return true; // consider the file always locked and skip the test
979 }
980
981 function make_lockfile($filename) {
982 $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
983
984 if ($fp && flock($fp, LOCK_EX | LOCK_NB)) {
985 if (function_exists('posix_getpid')) {
986 fwrite($fp, posix_getpid() . "\n");
987 }
988 return $fp;
989 } else {
990 return false;
991 }
992 }
993
994 function make_stampfile($filename) {
995 $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
996
997 if (flock($fp, LOCK_EX | LOCK_NB)) {
998 fwrite($fp, time() . "\n");
999 flock($fp, LOCK_UN);
1000 fclose($fp);
1001 return true;
1002 } else {
1003 return false;
1004 }
1005 }
1006
1007 function sql_random_function() {
1008 if (DB_TYPE == "mysql") {
1009 return "RAND()";
1010 } else {
1011 return "RANDOM()";
1012 }
1013 }
1014
1015 function catchup_feed($feed, $cat_view, $owner_uid = false, $max_id = false, $mode = 'all') {
1016
1017 if (!$owner_uid) $owner_uid = $_SESSION['uid'];
1018
1019 //if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
1020
1021 // Todo: all this interval stuff needs some generic generator function
1022
1023 $date_qpart = "false";
1024
1025 switch ($mode) {
1026 case "1day":
1027 if (DB_TYPE == "pgsql") {
1028 $date_qpart = "date_entered < NOW() - INTERVAL '1 day' ";
1029 } else {
1030 $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY) ";
1031 }
1032 break;
1033 case "1week":
1034 if (DB_TYPE == "pgsql") {
1035 $date_qpart = "date_entered < NOW() - INTERVAL '1 week' ";
1036 } else {
1037 $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 WEEK) ";
1038 }
1039 break;
1040 case "2weeks":
1041 if (DB_TYPE == "pgsql") {
1042 $date_qpart = "date_entered < NOW() - INTERVAL '2 week' ";
1043 } else {
1044 $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 2 WEEK) ";
1045 }
1046 break;
1047 default:
1048 $date_qpart = "true";
1049 }
1050
1051 if (is_numeric($feed)) {
1052 if ($cat_view) {
1053
1054 if ($feed >= 0) {
1055
1056 if ($feed > 0) {
1057 $children = getChildCategories($feed, $owner_uid);
1058 array_push($children, $feed);
1059
1060 $children = join(",", $children);
1061
1062 $cat_qpart = "cat_id IN ($children)";
1063 } else {
1064 $cat_qpart = "cat_id IS NULL";
1065 }
1066
1067 db_query("UPDATE ttrss_user_entries
1068 SET unread = false, last_read = NOW() WHERE ref_id IN
1069 (SELECT id FROM
1070 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1071 AND owner_uid = $owner_uid AND unread = true AND feed_id IN
1072 (SELECT id FROM ttrss_feeds WHERE $cat_qpart) AND $date_qpart) as tmp)");
1073
1074 } else if ($feed == -2) {
1075
1076 db_query("UPDATE ttrss_user_entries
1077 SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
1078 FROM ttrss_user_labels2 WHERE article_id = ref_id) > 0
1079 AND unread = true AND $date_qpart AND owner_uid = $owner_uid");
1080 }
1081
1082 } else if ($feed > 0) {
1083
1084 db_query("UPDATE ttrss_user_entries
1085 SET unread = false, last_read = NOW() WHERE ref_id IN
1086 (SELECT id FROM
1087 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1088 AND owner_uid = $owner_uid AND unread = true AND feed_id = $feed AND $date_qpart) as tmp)");
1089
1090 } else if ($feed < 0 && $feed > LABEL_BASE_INDEX) { // special, like starred
1091
1092 if ($feed == -1) {
1093 db_query("UPDATE ttrss_user_entries
1094 SET unread = false, last_read = NOW() WHERE ref_id IN
1095 (SELECT id FROM
1096 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1097 AND owner_uid = $owner_uid AND unread = true AND marked = true AND $date_qpart) as tmp)");
1098 }
1099
1100 if ($feed == -2) {
1101 db_query("UPDATE ttrss_user_entries
1102 SET unread = false, last_read = NOW() WHERE ref_id IN
1103 (SELECT id FROM
1104 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1105 AND owner_uid = $owner_uid AND unread = true AND published = true AND $date_qpart) as tmp)");
1106 }
1107
1108 if ($feed == -3) {
1109
1110 $intl = get_pref("FRESH_ARTICLE_MAX_AGE");
1111
1112 if (DB_TYPE == "pgsql") {
1113 $match_part = "date_entered > NOW() - INTERVAL '$intl hour' ";
1114 } else {
1115 $match_part = "date_entered > DATE_SUB(NOW(),
1116 INTERVAL $intl HOUR) ";
1117 }
1118
1119 db_query("UPDATE ttrss_user_entries
1120 SET unread = false, last_read = NOW() WHERE ref_id IN
1121 (SELECT id FROM
1122 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1123 AND owner_uid = $owner_uid AND unread = true AND $date_qpart AND $match_part) as tmp)");
1124 }
1125
1126 if ($feed == -4) {
1127 db_query("UPDATE ttrss_user_entries
1128 SET unread = false, last_read = NOW() WHERE ref_id IN
1129 (SELECT id FROM
1130 (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
1131 AND owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
1132 }
1133
1134 } else if ($feed < LABEL_BASE_INDEX) { // label
1135
1136 $label_id = feed_to_label_id($feed);
1137
1138 db_query("UPDATE ttrss_user_entries
1139 SET unread = false, last_read = NOW() WHERE ref_id IN
1140 (SELECT id FROM
1141 (SELECT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_user_labels2 WHERE ref_id = id
1142 AND label_id = '$label_id' AND ref_id = article_id
1143 AND owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
1144
1145 }
1146
1147 ccache_update($feed, $owner_uid, $cat_view);
1148
1149 } else { // tag
1150 db_query("UPDATE ttrss_user_entries
1151 SET unread = false, last_read = NOW() WHERE ref_id IN
1152 (SELECT id FROM
1153 (SELECT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_tags WHERE ref_id = ttrss_entries.id
1154 AND post_int_id = int_id AND tag_name = '$feed'
1155 AND ttrss_user_entries.owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
1156
1157 }
1158 }
1159
1160 function getAllCounters() {
1161 $data = getGlobalCounters();
1162
1163 $data = array_merge($data, getVirtCounters());
1164 $data = array_merge($data, getLabelCounters());
1165 $data = array_merge($data, getFeedCounters());
1166 $data = array_merge($data, getCategoryCounters());
1167
1168 return $data;
1169 }
1170
1171 function getCategoryTitle($cat_id) {
1172
1173 if ($cat_id == -1) {
1174 return __("Special");
1175 } else if ($cat_id == -2) {
1176 return __("Labels");
1177 } else {
1178
1179 $result = db_query("SELECT title FROM ttrss_feed_categories WHERE
1180 id = '$cat_id'");
1181
1182 if (db_num_rows($result) == 1) {
1183 return db_fetch_result($result, 0, "title");
1184 } else {
1185 return __("Uncategorized");
1186 }
1187 }
1188 }
1189
1190
1191 function getCategoryCounters() {
1192 $ret_arr = array();
1193
1194 /* Labels category */
1195
1196 $cv = array("id" => -2, "kind" => "cat",
1197 "counter" => getCategoryUnread(-2));
1198
1199 array_push($ret_arr, $cv);
1200
1201 $result = db_query("SELECT id AS cat_id, value AS unread,
1202 (SELECT COUNT(id) FROM ttrss_feed_categories AS c2
1203 WHERE c2.parent_cat = ttrss_feed_categories.id) AS num_children
1204 FROM ttrss_feed_categories, ttrss_cat_counters_cache
1205 WHERE ttrss_cat_counters_cache.feed_id = id AND
1206 ttrss_cat_counters_cache.owner_uid = ttrss_feed_categories.owner_uid AND
1207 ttrss_feed_categories.owner_uid = " . $_SESSION["uid"]);
1208
1209 while ($line = db_fetch_assoc($result)) {
1210 $line["cat_id"] = (int) $line["cat_id"];
1211
1212 if ($line["num_children"] > 0) {
1213 $child_counter = getCategoryChildrenUnread($line["cat_id"], $_SESSION["uid"]);
1214 } else {
1215 $child_counter = 0;
1216 }
1217
1218 $cv = array("id" => $line["cat_id"], "kind" => "cat",
1219 "counter" => $line["unread"] + $child_counter);
1220
1221 array_push($ret_arr, $cv);
1222 }
1223
1224 /* Special case: NULL category doesn't actually exist in the DB */
1225
1226 $cv = array("id" => 0, "kind" => "cat",
1227 "counter" => (int) ccache_find(0, $_SESSION["uid"], true));
1228
1229 array_push($ret_arr, $cv);
1230
1231 return $ret_arr;
1232 }
1233
1234 // only accepts real cats (>= 0)
1235 function getCategoryChildrenUnread($cat, $owner_uid = false) {
1236 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1237
1238 $result = db_query("SELECT id FROM ttrss_feed_categories WHERE parent_cat = '$cat'
1239 AND owner_uid = $owner_uid");
1240
1241 $unread = 0;
1242
1243 while ($line = db_fetch_assoc($result)) {
1244 $unread += getCategoryUnread($line["id"], $owner_uid);
1245 $unread += getCategoryChildrenUnread($line["id"], $owner_uid);
1246 }
1247
1248 return $unread;
1249 }
1250
1251 function getCategoryUnread($cat, $owner_uid = false) {
1252
1253 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1254
1255 if ($cat >= 0) {
1256
1257 if ($cat != 0) {
1258 $cat_query = "cat_id = '$cat'";
1259 } else {
1260 $cat_query = "cat_id IS NULL";
1261 }
1262
1263 $result = db_query("SELECT id FROM ttrss_feeds WHERE $cat_query
1264 AND owner_uid = " . $owner_uid);
1265
1266 $cat_feeds = array();
1267 while ($line = db_fetch_assoc($result)) {
1268 array_push($cat_feeds, "feed_id = " . $line["id"]);
1269 }
1270
1271 if (count($cat_feeds) == 0) return 0;
1272
1273 $match_part = implode(" OR ", $cat_feeds);
1274
1275 $result = db_query("SELECT COUNT(int_id) AS unread
1276 FROM ttrss_user_entries
1277 WHERE unread = true AND ($match_part)
1278 AND owner_uid = " . $owner_uid);
1279
1280 $unread = 0;
1281
1282 # this needs to be rewritten
1283 while ($line = db_fetch_assoc($result)) {
1284 $unread += $line["unread"];
1285 }
1286
1287 return $unread;
1288 } else if ($cat == -1) {
1289 return getFeedUnread(-1) + getFeedUnread(-2) + getFeedUnread(-3) + getFeedUnread(0);
1290 } else if ($cat == -2) {
1291
1292 $result = db_query("
1293 SELECT COUNT(unread) AS unread FROM
1294 ttrss_user_entries, ttrss_user_labels2
1295 WHERE article_id = ref_id AND unread = true
1296 AND ttrss_user_entries.owner_uid = '$owner_uid'");
1297
1298 $unread = db_fetch_result($result, 0, "unread");
1299
1300 return $unread;
1301
1302 }
1303 }
1304
1305 function getFeedUnread($feed, $is_cat = false) {
1306 return getFeedArticles($feed, $is_cat, true, $_SESSION["uid"]);
1307 }
1308
1309 function getLabelUnread($label_id, $owner_uid = false) {
1310 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1311
1312 $result = db_query("SELECT COUNT(ref_id) AS unread FROM ttrss_user_entries, ttrss_user_labels2
1313 WHERE owner_uid = '$owner_uid' AND unread = true AND label_id = '$label_id' AND article_id = ref_id");
1314
1315 if (db_num_rows($result) != 0) {
1316 return db_fetch_result($result, 0, "unread");
1317 } else {
1318 return 0;
1319 }
1320 }
1321
1322 function getFeedArticles($feed, $is_cat = false, $unread_only = false,
1323 $owner_uid = false) {
1324
1325 $n_feed = (int) $feed;
1326 $need_entries = false;
1327
1328 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
1329
1330 if ($unread_only) {
1331 $unread_qpart = "unread = true";
1332 } else {
1333 $unread_qpart = "true";
1334 }
1335
1336 if ($is_cat) {
1337 return getCategoryUnread($n_feed, $owner_uid);
1338 } else if ($n_feed == -6) {
1339 return 0;
1340 } else if ($feed != "0" && $n_feed == 0) {
1341
1342 $feed = db_escape_string($feed);
1343
1344 $result = db_query("SELECT SUM((SELECT COUNT(int_id)
1345 FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
1346 AND ref_id = id AND $unread_qpart)) AS count FROM ttrss_tags
1347 WHERE owner_uid = $owner_uid AND tag_name = '$feed'");
1348 return db_fetch_result($result, 0, "count");
1349
1350 } else if ($n_feed == -1) {
1351 $match_part = "marked = true";
1352 } else if ($n_feed == -2) {
1353 $match_part = "published = true";
1354 } else if ($n_feed == -3) {
1355 $match_part = "unread = true AND score >= 0";
1356
1357 $intl = get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
1358
1359 if (DB_TYPE == "pgsql") {
1360 $match_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
1361 } else {
1362 $match_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
1363 }
1364
1365 $need_entries = true;
1366
1367 } else if ($n_feed == -4) {
1368 $match_part = "true";
1369 } else if ($n_feed >= 0) {
1370
1371 if ($n_feed != 0) {
1372 $match_part = "feed_id = '$n_feed'";
1373 } else {
1374 $match_part = "feed_id IS NULL";
1375 }
1376
1377 } else if ($feed < LABEL_BASE_INDEX) {
1378
1379 $label_id = feed_to_label_id($feed);
1380
1381 return getLabelUnread($label_id, $owner_uid);
1382
1383 }
1384
1385 if ($match_part) {
1386
1387 if ($need_entries) {
1388 $from_qpart = "ttrss_user_entries,ttrss_entries";
1389 $from_where = "ttrss_entries.id = ttrss_user_entries.ref_id AND";
1390 } else {
1391 $from_qpart = "ttrss_user_entries";
1392 }
1393
1394 $query = "SELECT count(int_id) AS unread
1395 FROM $from_qpart WHERE
1396 $unread_qpart AND $from_where ($match_part) AND ttrss_user_entries.owner_uid = $owner_uid";
1397
1398 //echo "[$feed/$query]\n";
1399
1400 $result = db_query($query);
1401
1402 } else {
1403
1404 $result = db_query("SELECT COUNT(post_int_id) AS unread
1405 FROM ttrss_tags,ttrss_user_entries,ttrss_entries
1406 WHERE tag_name = '$feed' AND post_int_id = int_id AND ref_id = ttrss_entries.id
1407 AND $unread_qpart AND ttrss_tags.owner_uid = " . $owner_uid);
1408 }
1409
1410 $unread = db_fetch_result($result, 0, "unread");
1411
1412 return $unread;
1413 }
1414
1415 function getGlobalUnread($user_id = false) {
1416
1417 if (!$user_id) {
1418 $user_id = $_SESSION["uid"];
1419 }
1420
1421 $result = db_query("SELECT SUM(value) AS c_id FROM ttrss_counters_cache
1422 WHERE owner_uid = '$user_id' AND feed_id > 0");
1423
1424 $c_id = db_fetch_result($result, 0, "c_id");
1425
1426 return $c_id;
1427 }
1428
1429 function getGlobalCounters($global_unread = -1) {
1430 $ret_arr = array();
1431
1432 if ($global_unread == -1) {
1433 $global_unread = getGlobalUnread();
1434 }
1435
1436 $cv = array("id" => "global-unread",
1437 "counter" => (int) $global_unread);
1438
1439 array_push($ret_arr, $cv);
1440
1441 $result = db_query("SELECT COUNT(id) AS fn FROM
1442 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
1443
1444 $subscribed_feeds = db_fetch_result($result, 0, "fn");
1445
1446 $cv = array("id" => "subscribed-feeds",
1447 "counter" => (int) $subscribed_feeds);
1448
1449 array_push($ret_arr, $cv);
1450
1451 return $ret_arr;
1452 }
1453
1454 function getVirtCounters() {
1455
1456 $ret_arr = array();
1457
1458 for ($i = 0; $i >= -4; $i--) {
1459
1460 $count = getFeedUnread($i);
1461
1462 if ($i == 0 || $i == -1 || $i == -2)
1463 $auxctr = getFeedArticles($i, false);
1464 else
1465 $auxctr = 0;
1466
1467 $cv = array("id" => $i,
1468 "counter" => (int) $count,
1469 "auxcounter" => $auxctr);
1470
1471 // if (get_pref('EXTENDED_FEEDLIST'))
1472 // $cv["xmsg"] = getFeedArticles($i)." ".__("total");
1473
1474 array_push($ret_arr, $cv);
1475 }
1476
1477 $feeds = PluginHost::getInstance()->get_feeds(-1);
1478
1479 if (is_array($feeds)) {
1480 foreach ($feeds as $feed) {
1481 $cv = array("id" => PluginHost::pfeed_to_feed_id($feed['id']),
1482 "counter" => $feed['sender']->get_unread($feed['id']));
1483 array_push($ret_arr, $cv);
1484 }
1485 }
1486
1487 return $ret_arr;
1488 }
1489
1490 function getLabelCounters($descriptions = false) {
1491
1492 $ret_arr = array();
1493
1494 $owner_uid = $_SESSION["uid"];
1495
1496 $result = db_query("SELECT id,caption,COUNT(unread) AS unread
1497 FROM ttrss_labels2 LEFT JOIN ttrss_user_labels2 ON
1498 (ttrss_labels2.id = label_id)
1499 LEFT JOIN ttrss_user_entries ON (ref_id = article_id AND unread = true
1500 AND ttrss_user_entries.owner_uid = $owner_uid)
1501 WHERE ttrss_labels2.owner_uid = $owner_uid GROUP BY ttrss_labels2.id,
1502 ttrss_labels2.caption");
1503
1504 while ($line = db_fetch_assoc($result)) {
1505
1506 $id = label_to_feed_id($line["id"]);
1507
1508 $label_name = $line["caption"];
1509 $count = $line["unread"];
1510
1511 $cv = array("id" => $id,
1512 "counter" => (int) $count);
1513
1514 if ($descriptions)
1515 $cv["description"] = $label_name;
1516
1517 // if (get_pref('EXTENDED_FEEDLIST'))
1518 // $cv["xmsg"] = getFeedArticles($id)." ".__("total");
1519
1520 array_push($ret_arr, $cv);
1521 }
1522
1523 return $ret_arr;
1524 }
1525
1526 function getFeedCounters($active_feed = false) {
1527
1528 $ret_arr = array();
1529
1530 $query = "SELECT ttrss_feeds.id,
1531 ttrss_feeds.title,
1532 ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
1533 last_error, value AS count
1534 FROM ttrss_feeds, ttrss_counters_cache
1535 WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
1536 AND ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid
1537 AND ttrss_counters_cache.feed_id = id";
1538
1539 $result = db_query($query);
1540 $fctrs_modified = false;
1541
1542 while ($line = db_fetch_assoc($result)) {
1543
1544 $id = $line["id"];
1545 $count = $line["count"];
1546 $last_error = htmlspecialchars($line["last_error"]);
1547
1548 $last_updated = make_local_datetime($line['last_updated'], false);
1549
1550 $has_img = feed_has_icon($id);
1551
1552 if (date('Y') - date('Y', strtotime($line['last_updated'])) > 2)
1553 $last_updated = '';
1554
1555 $cv = array("id" => $id,
1556 "updated" => $last_updated,
1557 "counter" => (int) $count,
1558 "has_img" => (int) $has_img);
1559
1560 if ($last_error)
1561 $cv["error"] = $last_error;
1562
1563 // if (get_pref('EXTENDED_FEEDLIST'))
1564 // $cv["xmsg"] = getFeedArticles($id)." ".__("total");
1565
1566 if ($active_feed && $id == $active_feed)
1567 $cv["title"] = truncate_string($line["title"], 30);
1568
1569 array_push($ret_arr, $cv);
1570
1571 }
1572
1573 return $ret_arr;
1574 }
1575
1576 function get_pgsql_version() {
1577 $result = db_query("SELECT version() AS version");
1578 $version = explode(" ", db_fetch_result($result, 0, "version"));
1579 return $version[1];
1580 }
1581
1582 /**
1583 * @return array (code => Status code, message => error message if available)
1584 *
1585 * 0 - OK, Feed already exists
1586 * 1 - OK, Feed added
1587 * 2 - Invalid URL
1588 * 3 - URL content is HTML, no feeds available
1589 * 4 - URL content is HTML which contains multiple feeds.
1590 * Here you should call extractfeedurls in rpc-backend
1591 * to get all possible feeds.
1592 * 5 - Couldn't download the URL content.
1593 * 6 - Content is an invalid XML.
1594 */
1595 function subscribe_to_feed($url, $cat_id = 0,
1596 $auth_login = '', $auth_pass = '') {
1597
1598 global $fetch_last_error;
1599
1600 require_once "include/rssfuncs.php";
1601
1602 $url = fix_url($url);
1603
1604 if (!$url || !validate_feed_url($url)) return array("code" => 2);
1605
1606 $contents = @fetch_file_contents($url, false, $auth_login, $auth_pass);
1607
1608 if (!$contents) {
1609 return array("code" => 5, "message" => $fetch_last_error);
1610 }
1611
1612 if (is_html($contents)) {
1613 $feedUrls = get_feeds_from_html($url, $contents);
1614
1615 if (count($feedUrls) == 0) {
1616 return array("code" => 3);
1617 } else if (count($feedUrls) > 1) {
1618 return array("code" => 4, "feeds" => $feedUrls);
1619 }
1620 //use feed url as new URL
1621 $url = key($feedUrls);
1622 }
1623
1624 /* libxml_use_internal_errors(true);
1625 $doc = new DOMDocument();
1626 $doc->loadXML($contents);
1627 $error = libxml_get_last_error();
1628 libxml_clear_errors();
1629
1630 if ($error) {
1631 $error_message = format_libxml_error($error);
1632
1633 return array("code" => 6, "message" => $error_message);
1634 } */
1635
1636 if ($cat_id == "0" || !$cat_id) {
1637 $cat_qpart = "NULL";
1638 } else {
1639 $cat_qpart = "'$cat_id'";
1640 }
1641
1642 $result = db_query(
1643 "SELECT id FROM ttrss_feeds
1644 WHERE feed_url = '$url' AND owner_uid = ".$_SESSION["uid"]);
1645
1646 if (strlen(FEED_CRYPT_KEY) > 0) {
1647 require_once "crypt.php";
1648 $auth_pass = substr(encrypt_string($auth_pass), 0, 250);
1649 $auth_pass_encrypted = 'true';
1650 } else {
1651 $auth_pass_encrypted = 'false';
1652 }
1653
1654 $auth_pass = db_escape_string($auth_pass);
1655
1656 if (db_num_rows($result) == 0) {
1657 $result = db_query(
1658 "INSERT INTO ttrss_feeds
1659 (owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method,auth_pass_encrypted)
1660 VALUES ('".$_SESSION["uid"]."', '$url',
1661 '[Unknown]', $cat_qpart, '$auth_login', '$auth_pass', 0, $auth_pass_encrypted)");
1662
1663 $result = db_query(
1664 "SELECT id FROM ttrss_feeds WHERE feed_url = '$url'
1665 AND owner_uid = " . $_SESSION["uid"]);
1666
1667 $feed_id = db_fetch_result($result, 0, "id");
1668
1669 if ($feed_id) {
1670 update_rss_feed($feed_id, true);
1671 }
1672
1673 return array("code" => 1);
1674 } else {
1675 return array("code" => 0);
1676 }
1677 }
1678
1679 function print_feed_select($id, $default_id = "",
1680 $attributes = "", $include_all_feeds = true,
1681 $root_id = false, $nest_level = 0) {
1682
1683 if (!$root_id) {
1684 print "<select id=\"$id\" name=\"$id\" $attributes>";
1685 if ($include_all_feeds) {
1686 $is_selected = ("0" == $default_id) ? "selected=\"1\"" : "";
1687 print "<option $is_selected value=\"0\">".__('All feeds')."</option>";
1688 }
1689 }
1690
1691 if (get_pref('ENABLE_FEED_CATS')) {
1692
1693 if ($root_id)
1694 $parent_qpart = "parent_cat = '$root_id'";
1695 else
1696 $parent_qpart = "parent_cat IS NULL";
1697
1698 $result = db_query("SELECT id,title,
1699 (SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
1700 c2.parent_cat = ttrss_feed_categories.id) AS num_children
1701 FROM ttrss_feed_categories
1702 WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
1703
1704 while ($line = db_fetch_assoc($result)) {
1705
1706 for ($i = 0; $i < $nest_level; $i++)
1707 $line["title"] = " - " . $line["title"];
1708
1709 $is_selected = ("CAT:".$line["id"] == $default_id) ? "selected=\"1\"" : "";
1710
1711 printf("<option $is_selected value='CAT:%d'>%s</option>",
1712 $line["id"], htmlspecialchars($line["title"]));
1713
1714 if ($line["num_children"] > 0)
1715 print_feed_select($id, $default_id, $attributes,
1716 $include_all_feeds, $line["id"], $nest_level+1);
1717
1718 $feed_result = db_query("SELECT id,title FROM ttrss_feeds
1719 WHERE cat_id = '".$line["id"]."' AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
1720
1721 while ($fline = db_fetch_assoc($feed_result)) {
1722 $is_selected = ($fline["id"] == $default_id) ? "selected=\"1\"" : "";
1723
1724 $fline["title"] = " + " . $fline["title"];
1725
1726 for ($i = 0; $i < $nest_level; $i++)
1727 $fline["title"] = " - " . $fline["title"];
1728
1729 printf("<option $is_selected value='%d'>%s</option>",
1730 $fline["id"], htmlspecialchars($fline["title"]));
1731 }
1732 }
1733
1734 if (!$root_id) {
1735 $default_is_cat = ($default_id == "CAT:0");
1736 $is_selected = $default_is_cat ? "selected=\"1\"" : "";
1737
1738 printf("<option $is_selected value='CAT:0'>%s</option>",
1739 __("Uncategorized"));
1740
1741 $feed_result = db_query("SELECT id,title FROM ttrss_feeds
1742 WHERE cat_id IS NULL AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
1743
1744 while ($fline = db_fetch_assoc($feed_result)) {
1745 $is_selected = ($fline["id"] == $default_id && !$default_is_cat) ? "selected=\"1\"" : "";
1746
1747 $fline["title"] = " + " . $fline["title"];
1748
1749 for ($i = 0; $i < $nest_level; $i++)
1750 $fline["title"] = " - " . $fline["title"];
1751
1752 printf("<option $is_selected value='%d'>%s</option>",
1753 $fline["id"], htmlspecialchars($fline["title"]));
1754 }
1755 }
1756
1757 } else {
1758 $result = db_query("SELECT id,title FROM ttrss_feeds
1759 WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
1760
1761 while ($line = db_fetch_assoc($result)) {
1762
1763 $is_selected = ($line["id"] == $default_id) ? "selected=\"1\"" : "";
1764
1765 printf("<option $is_selected value='%d'>%s</option>",
1766 $line["id"], htmlspecialchars($line["title"]));
1767 }
1768 }
1769
1770 if (!$root_id) {
1771 print "</select>";
1772 }
1773 }
1774
1775 function print_feed_cat_select($id, $default_id,
1776 $attributes, $include_all_cats = true, $root_id = false, $nest_level = 0) {
1777
1778 if (!$root_id) {
1779 print "<select id=\"$id\" name=\"$id\" default=\"$default_id\" onchange=\"catSelectOnChange(this)\" $attributes>";
1780 }
1781
1782 if ($root_id)
1783 $parent_qpart = "parent_cat = '$root_id'";
1784 else
1785 $parent_qpart = "parent_cat IS NULL";
1786
1787 $result = db_query("SELECT id,title,
1788 (SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
1789 c2.parent_cat = ttrss_feed_categories.id) AS num_children
1790 FROM ttrss_feed_categories
1791 WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
1792
1793 while ($line = db_fetch_assoc($result)) {
1794 if ($line["id"] == $default_id) {
1795 $is_selected = "selected=\"1\"";
1796 } else {
1797 $is_selected = "";
1798 }
1799
1800 for ($i = 0; $i < $nest_level; $i++)
1801 $line["title"] = " - " . $line["title"];
1802
1803 if ($line["title"])
1804 printf("<option $is_selected value='%d'>%s</option>",
1805 $line["id"], htmlspecialchars($line["title"]));
1806
1807 if ($line["num_children"] > 0)
1808 print_feed_cat_select($id, $default_id, $attributes,
1809 $include_all_cats, $line["id"], $nest_level+1);
1810 }
1811
1812 if (!$root_id) {
1813 if ($include_all_cats) {
1814 if (db_num_rows($result) > 0) {
1815 print "<option disabled=\"1\">--------</option>";
1816 }
1817
1818 if ($default_id == 0) {
1819 $is_selected = "selected=\"1\"";
1820 } else {
1821 $is_selected = "";
1822 }
1823
1824 print "<option $is_selected value=\"0\">".__('Uncategorized')."</option>";
1825 }
1826 print "</select>";
1827 }
1828 }
1829
1830 function checkbox_to_sql_bool($val) {
1831 return ($val == "on") ? "true" : "false";
1832 }
1833
1834 function getFeedCatTitle($id) {
1835 if ($id == -1) {
1836 return __("Special");
1837 } else if ($id < LABEL_BASE_INDEX) {
1838 return __("Labels");
1839 } else if ($id > 0) {
1840 $result = db_query("SELECT ttrss_feed_categories.title
1841 FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND
1842 cat_id = ttrss_feed_categories.id");
1843 if (db_num_rows($result) == 1) {
1844 return db_fetch_result($result, 0, "title");
1845 } else {
1846 return __("Uncategorized");
1847 }
1848 } else {
1849 return "getFeedCatTitle($id) failed";
1850 }
1851
1852 }
1853
1854 function getFeedIcon($id) {
1855 switch ($id) {
1856 case 0:
1857 return "images/archive.png";
1858 break;
1859 case -1:
1860 return "images/mark_set.svg";
1861 break;
1862 case -2:
1863 return "images/pub_set.svg";
1864 break;
1865 case -3:
1866 return "images/fresh.png";
1867 break;
1868 case -4:
1869 return "images/tag.png";
1870 break;
1871 case -6:
1872 return "images/recently_read.png";
1873 break;
1874 default:
1875 if ($id < LABEL_BASE_INDEX) {
1876 return "images/label.png";
1877 } else {
1878 if (file_exists(ICONS_DIR . "/$id.ico"))
1879 return ICONS_URL . "/$id.ico";
1880 }
1881 break;
1882 }
1883
1884 return false;
1885 }
1886
1887 function getFeedTitle($id, $cat = false) {
1888 if ($cat) {
1889 return getCategoryTitle($id);
1890 } else if ($id == -1) {
1891 return __("Starred articles");
1892 } else if ($id == -2) {
1893 return __("Published articles");
1894 } else if ($id == -3) {
1895 return __("Fresh articles");
1896 } else if ($id == -4) {
1897 return __("All articles");
1898 } else if ($id === 0 || $id === "0") {
1899 return __("Archived articles");
1900 } else if ($id == -6) {
1901 return __("Recently read");
1902 } else if ($id < LABEL_BASE_INDEX) {
1903 $label_id = feed_to_label_id($id);
1904 $result = db_query("SELECT caption FROM ttrss_labels2 WHERE id = '$label_id'");
1905 if (db_num_rows($result) == 1) {
1906 return db_fetch_result($result, 0, "caption");
1907 } else {
1908 return "Unknown label ($label_id)";
1909 }
1910
1911 } else if (is_numeric($id) && $id > 0) {
1912 $result = db_query("SELECT title FROM ttrss_feeds WHERE id = '$id'");
1913 if (db_num_rows($result) == 1) {
1914 return db_fetch_result($result, 0, "title");
1915 } else {
1916 return "Unknown feed ($id)";
1917 }
1918 } else {
1919 return $id;
1920 }
1921 }
1922
1923 function make_init_params() {
1924 $params = array();
1925
1926 foreach (array("ON_CATCHUP_SHOW_NEXT_FEED", "HIDE_READ_FEEDS",
1927 "ENABLE_FEED_CATS", "FEEDS_SORT_BY_UNREAD", "CONFIRM_FEED_CATCHUP",
1928 "CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE",
1929 "HIDE_READ_SHOWS_SPECIAL", "COMBINED_DISPLAY_MODE") as $param) {
1930
1931 $params[strtolower($param)] = (int) get_pref($param);
1932 }
1933
1934 $params["icons_url"] = ICONS_URL;
1935 $params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME;
1936 $params["default_view_mode"] = get_pref("_DEFAULT_VIEW_MODE");
1937 $params["default_view_limit"] = (int) get_pref("_DEFAULT_VIEW_LIMIT");
1938 $params["default_view_order_by"] = get_pref("_DEFAULT_VIEW_ORDER_BY");
1939 $params["bw_limit"] = (int) $_SESSION["bw_limit"];
1940 $params["label_base_index"] = (int) LABEL_BASE_INDEX;
1941
1942 $result = db_query("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
1943 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
1944
1945 $max_feed_id = db_fetch_result($result, 0, "mid");
1946 $num_feeds = db_fetch_result($result, 0, "nf");
1947
1948 $params["max_feed_id"] = (int) $max_feed_id;
1949 $params["num_feeds"] = (int) $num_feeds;
1950
1951 $params["collapsed_feedlist"] = (int) get_pref("_COLLAPSED_FEEDLIST");
1952 $params["hotkeys"] = get_hotkeys_map();
1953
1954 $params["csrf_token"] = $_SESSION["csrf_token"];
1955 $params["widescreen"] = (int) $_COOKIE["ttrss_widescreen"];
1956
1957 $params['simple_update'] = defined('SIMPLE_UPDATE_MODE') && SIMPLE_UPDATE_MODE;
1958
1959 return $params;
1960 }
1961
1962 function get_hotkeys_info() {
1963 $hotkeys = array(
1964 __("Navigation") => array(
1965 "next_feed" => __("Open next feed"),
1966 "prev_feed" => __("Open previous feed"),
1967 "next_article" => __("Open next article"),
1968 "prev_article" => __("Open previous article"),
1969 "next_article_noscroll" => __("Open next article (don't scroll long articles)"),
1970 "prev_article_noscroll" => __("Open previous article (don't scroll long articles)"),
1971 "next_article_noexpand" => __("Move to next article (don't expand or mark read)"),
1972 "prev_article_noexpand" => __("Move to previous article (don't expand or mark read)"),
1973 "search_dialog" => __("Show search dialog")),
1974 __("Article") => array(
1975 "toggle_mark" => __("Toggle starred"),
1976 "toggle_publ" => __("Toggle published"),
1977 "toggle_unread" => __("Toggle unread"),
1978 "edit_tags" => __("Edit tags"),
1979 "dismiss_selected" => __("Dismiss selected"),
1980 "dismiss_read" => __("Dismiss read"),
1981 "open_in_new_window" => __("Open in new window"),
1982 "catchup_below" => __("Mark below as read"),
1983 "catchup_above" => __("Mark above as read"),
1984 "article_scroll_down" => __("Scroll down"),
1985 "article_scroll_up" => __("Scroll up"),
1986 "select_article_cursor" => __("Select article under cursor"),
1987 "email_article" => __("Email article"),
1988 "close_article" => __("Close/collapse article"),
1989 "toggle_expand" => __("Toggle article expansion (combined mode)"),
1990 "toggle_widescreen" => __("Toggle widescreen mode"),
1991 "toggle_embed_original" => __("Toggle embed original")),
1992 __("Article selection") => array(
1993 "select_all" => __("Select all articles"),
1994 "select_unread" => __("Select unread"),
1995 "select_marked" => __("Select starred"),
1996 "select_published" => __("Select published"),
1997 "select_invert" => __("Invert selection"),
1998 "select_none" => __("Deselect everything")),
1999 __("Feed") => array(
2000 "feed_refresh" => __("Refresh current feed"),
2001 "feed_unhide_read" => __("Un/hide read feeds"),
2002 "feed_subscribe" => __("Subscribe to feed"),
2003 "feed_edit" => __("Edit feed"),
2004 "feed_catchup" => __("Mark as read"),
2005 "feed_reverse" => __("Reverse headlines"),
2006 "feed_debug_update" => __("Debug feed update"),
2007 "catchup_all" => __("Mark all feeds as read"),
2008 "cat_toggle_collapse" => __("Un/collapse current category"),
2009 "toggle_combined_mode" => __("Toggle combined mode"),
2010 "toggle_cdm_expanded" => __("Toggle auto expand in combined mode")),
2011 __("Go to") => array(
2012 "goto_all" => __("All articles"),
2013 "goto_fresh" => __("Fresh"),
2014 "goto_marked" => __("Starred"),
2015 "goto_published" => __("Published"),
2016 "goto_tagcloud" => __("Tag cloud"),
2017 "goto_prefs" => __("Preferences")),
2018 __("Other") => array(
2019 "create_label" => __("Create label"),
2020 "create_filter" => __("Create filter"),
2021 "collapse_sidebar" => __("Un/collapse sidebar"),
2022 "help_dialog" => __("Show help dialog"))
2023 );
2024
2025 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_INFO) as $plugin) {
2026 $hotkeys = $plugin->hook_hotkey_info($hotkeys);
2027 }
2028
2029 return $hotkeys;
2030 }
2031
2032 function get_hotkeys_map() {
2033 $hotkeys = array(
2034 // "navigation" => array(
2035 "k" => "next_feed",
2036 "j" => "prev_feed",
2037 "n" => "next_article",
2038 "p" => "prev_article",
2039 "(38)|up" => "prev_article",
2040 "(40)|down" => "next_article",
2041 // "^(38)|Ctrl-up" => "prev_article_noscroll",
2042 // "^(40)|Ctrl-down" => "next_article_noscroll",
2043 "(191)|/" => "search_dialog",
2044 // "article" => array(
2045 "s" => "toggle_mark",
2046 "*s" => "toggle_publ",
2047 "u" => "toggle_unread",
2048 "*t" => "edit_tags",
2049 "*d" => "dismiss_selected",
2050 "*x" => "dismiss_read",
2051 "o" => "open_in_new_window",
2052 "c p" => "catchup_below",
2053 "c n" => "catchup_above",
2054 "*n" => "article_scroll_down",
2055 "*p" => "article_scroll_up",
2056 "*(38)|Shift+up" => "article_scroll_up",
2057 "*(40)|Shift+down" => "article_scroll_down",
2058 "a *w" => "toggle_widescreen",
2059 "a e" => "toggle_embed_original",
2060 "e" => "email_article",
2061 "a q" => "close_article",
2062 // "article_selection" => array(
2063 "a a" => "select_all",
2064 "a u" => "select_unread",
2065 "a *u" => "select_marked",
2066 "a p" => "select_published",
2067 "a i" => "select_invert",
2068 "a n" => "select_none",
2069 // "feed" => array(
2070 "f r" => "feed_refresh",
2071 "f a" => "feed_unhide_read",
2072 "f s" => "feed_subscribe",
2073 "f e" => "feed_edit",
2074 "f q" => "feed_catchup",
2075 "f x" => "feed_reverse",
2076 "f *d" => "feed_debug_update",
2077 "f *c" => "toggle_combined_mode",
2078 "f c" => "toggle_cdm_expanded",
2079 "*q" => "catchup_all",
2080 "x" => "cat_toggle_collapse",
2081 // "goto" => array(
2082 "g a" => "goto_all",
2083 "g f" => "goto_fresh",
2084 "g s" => "goto_marked",
2085 "g p" => "goto_published",
2086 "g t" => "goto_tagcloud",
2087 "g *p" => "goto_prefs",
2088 // "other" => array(
2089 "(9)|Tab" => "select_article_cursor", // tab
2090 "c l" => "create_label",
2091 "c f" => "create_filter",
2092 "c s" => "collapse_sidebar",
2093 "^(191)|Ctrl+/" => "help_dialog",
2094 );
2095
2096 if (get_pref('COMBINED_DISPLAY_MODE')) {
2097 $hotkeys["^(38)|Ctrl-up"] = "prev_article_noscroll";
2098 $hotkeys["^(40)|Ctrl-down"] = "next_article_noscroll";
2099 }
2100
2101 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_MAP) as $plugin) {
2102 $hotkeys = $plugin->hook_hotkey_map($hotkeys);
2103 }
2104
2105 $prefixes = array();
2106
2107 foreach (array_keys($hotkeys) as $hotkey) {
2108 $pair = explode(" ", $hotkey, 2);
2109
2110 if (count($pair) > 1 && !in_array($pair[0], $prefixes)) {
2111 array_push($prefixes, $pair[0]);
2112 }
2113 }
2114
2115 return array($prefixes, $hotkeys);
2116 }
2117
2118 function make_runtime_info() {
2119 $data = array();
2120
2121 $result = db_query("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
2122 ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
2123
2124 $max_feed_id = db_fetch_result($result, 0, "mid");
2125 $num_feeds = db_fetch_result($result, 0, "nf");
2126
2127 $data["max_feed_id"] = (int) $max_feed_id;
2128 $data["num_feeds"] = (int) $num_feeds;
2129
2130 $data['last_article_id'] = getLastArticleId();
2131 $data['cdm_expanded'] = get_pref('CDM_EXPANDED');
2132
2133 $data['dep_ts'] = calculate_dep_timestamp();
2134 $data['reload_on_ts_change'] = !defined('_NO_RELOAD_ON_TS_CHANGE');
2135
2136 if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) {
2137
2138 $data['daemon_is_running'] = (int) file_is_locked("update_daemon.lock");
2139
2140 if (time() - $_SESSION["daemon_stamp_check"] > 30) {
2141
2142 $stamp = (int) @file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp");
2143
2144 if ($stamp) {
2145 $stamp_delta = time() - $stamp;
2146
2147 if ($stamp_delta > 1800) {
2148 $stamp_check = 0;
2149 } else {
2150 $stamp_check = 1;
2151 $_SESSION["daemon_stamp_check"] = time();
2152 }
2153
2154 $data['daemon_stamp_ok'] = $stamp_check;
2155
2156 $stamp_fmt = date("Y.m.d, G:i", $stamp);
2157
2158 $data['daemon_stamp'] = $stamp_fmt;
2159 }
2160 }
2161 }
2162
2163 if ($_SESSION["last_version_check"] + 86400 + rand(-1000, 1000) < time()) {
2164 $new_version_details = @check_for_update();
2165
2166 $data['new_version_available'] = (int) ($new_version_details != false);
2167
2168 $_SESSION["last_version_check"] = time();
2169 $_SESSION["version_data"] = $new_version_details;
2170 }
2171
2172 return $data;
2173 }
2174
2175 function search_to_sql($search) {
2176
2177 $search_query_part = "";
2178
2179 $keywords = explode(" ", $search);
2180 $query_keywords = array();
2181
2182 foreach ($keywords as $k) {
2183 if (strpos($k, "-") === 0) {
2184 $k = substr($k, 1);
2185 $not = "NOT";
2186 } else {
2187 $not = "";
2188 }
2189
2190 $commandpair = explode(":", mb_strtolower($k), 2);
2191
2192 switch ($commandpair[0]) {
2193 case "title":
2194 if ($commandpair[1]) {
2195 array_push($query_keywords, "($not (LOWER(ttrss_entries.title) LIKE '%".
2196 db_escape_string(mb_strtolower($commandpair[1]))."%'))");
2197 } else {
2198 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2199 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2200 }
2201 break;
2202 case "author":
2203 if ($commandpair[1]) {
2204 array_push($query_keywords, "($not (LOWER(author) LIKE '%".
2205 db_escape_string(mb_strtolower($commandpair[1]))."%'))");
2206 } else {
2207 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2208 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2209 }
2210 break;
2211 case "note":
2212 if ($commandpair[1]) {
2213 if ($commandpair[1] == "true")
2214 array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))");
2215 else if ($commandpair[1] == "false")
2216 array_push($query_keywords, "($not (note IS NULL OR note = ''))");
2217 else
2218 array_push($query_keywords, "($not (LOWER(note) LIKE '%".
2219 db_escape_string(mb_strtolower($commandpair[1]))."%'))");
2220 } else {
2221 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2222 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2223 }
2224 break;
2225 case "star":
2226
2227 if ($commandpair[1]) {
2228 if ($commandpair[1] == "true")
2229 array_push($query_keywords, "($not (marked = true))");
2230 else
2231 array_push($query_keywords, "($not (marked = false))");
2232 } else {
2233 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2234 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2235 }
2236 break;
2237 case "pub":
2238 if ($commandpair[1]) {
2239 if ($commandpair[1] == "true")
2240 array_push($query_keywords, "($not (published = true))");
2241 else
2242 array_push($query_keywords, "($not (published = false))");
2243
2244 } else {
2245 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2246 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2247 }
2248 break;
2249 default:
2250 if (strpos($k, "@") === 0) {
2251
2252 $user_tz_string = get_pref('USER_TIMEZONE', $_SESSION['uid']);
2253 $orig_ts = strtotime(substr($k, 1));
2254 $k = date("Y-m-d", convert_timestamp($orig_ts, $user_tz_string, 'UTC'));
2255
2256 //$k = date("Y-m-d", strtotime(substr($k, 1)));
2257
2258 array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')");
2259 } else {
2260 array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
2261 OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
2262 }
2263 }
2264 }
2265
2266 $search_query_part = implode("AND", $query_keywords);
2267
2268 return $search_query_part;
2269 }
2270
2271 function getParentCategories($cat, $owner_uid) {
2272 $rv = array();
2273
2274 $result = db_query("SELECT parent_cat FROM ttrss_feed_categories
2275 WHERE id = '$cat' AND parent_cat IS NOT NULL AND owner_uid = $owner_uid");
2276
2277 while ($line = db_fetch_assoc($result)) {
2278 array_push($rv, $line["parent_cat"]);
2279 $rv = array_merge($rv, getParentCategories($line["parent_cat"], $owner_uid));
2280 }
2281
2282 return $rv;
2283 }
2284
2285 function getChildCategories($cat, $owner_uid) {
2286 $rv = array();
2287
2288 $result = db_query("SELECT id FROM ttrss_feed_categories
2289 WHERE parent_cat = '$cat' AND owner_uid = $owner_uid");
2290
2291 while ($line = db_fetch_assoc($result)) {
2292 array_push($rv, $line["id"]);
2293 $rv = array_merge($rv, getChildCategories($line["id"], $owner_uid));
2294 }
2295
2296 return $rv;
2297 }
2298
2299 function queryFeedHeadlines($feed, $limit, $view_mode, $cat_view, $search, $search_mode, $override_order = false, $offset = 0, $owner_uid = 0, $filter = false, $since_id = 0, $include_children = false, $ignore_vfeed_group = false) {
2300
2301 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2302
2303 $ext_tables_part = "";
2304
2305 if ($search) {
2306
2307 if (SPHINX_ENABLED) {
2308 $ids = join(",", @sphinx_search($search, 0, 500));
2309
2310 if ($ids)
2311 $search_query_part = "ref_id IN ($ids) AND ";
2312 else
2313 $search_query_part = "ref_id = -1 AND ";
2314
2315 } else {
2316 $search_query_part = search_to_sql($search);
2317 $search_query_part .= " AND ";
2318 }
2319
2320 } else {
2321 $search_query_part = "";
2322 }
2323
2324 if ($filter) {
2325
2326 if (DB_TYPE == "pgsql") {
2327 $query_strategy_part .= " AND updated > NOW() - INTERVAL '14 days' ";
2328 } else {
2329 $query_strategy_part .= " AND updated > DATE_SUB(NOW(), INTERVAL 14 DAY) ";
2330 }
2331
2332 $override_order = "updated DESC";
2333
2334 $filter_query_part = filter_to_sql($filter, $owner_uid);
2335
2336 // Try to check if SQL regexp implementation chokes on a valid regexp
2337
2338
2339 $result = db_query("SELECT true AS true_val FROM ttrss_entries,
2340 ttrss_user_entries, ttrss_feeds
2341 WHERE $filter_query_part LIMIT 1", false);
2342
2343 if ($result) {
2344 $test = db_fetch_result($result, 0, "true_val");
2345
2346 if (!$test) {
2347 $filter_query_part = "false AND";
2348 } else {
2349 $filter_query_part .= " AND";
2350 }
2351 } else {
2352 $filter_query_part = "false AND";
2353 }
2354
2355 } else {
2356 $filter_query_part = "";
2357 }
2358
2359 if ($since_id) {
2360 $since_id_part = "ttrss_entries.id > $since_id AND ";
2361 } else {
2362 $since_id_part = "";
2363 }
2364
2365 $view_query_part = "";
2366
2367 if ($view_mode == "adaptive") {
2368 if ($search) {
2369 $view_query_part = " ";
2370 } else if ($feed != -1) {
2371
2372 $unread = getFeedUnread($feed, $cat_view);
2373
2374 if ($cat_view && $feed > 0 && $include_children)
2375 $unread += getCategoryChildrenUnread($feed);
2376
2377 if ($unread > 0)
2378 $view_query_part = " unread = true AND ";
2379
2380 }
2381 }
2382
2383 if ($view_mode == "marked") {
2384 $view_query_part = " marked = true AND ";
2385 }
2386
2387 if ($view_mode == "has_note") {
2388 $view_query_part = " (note IS NOT NULL AND note != '') AND ";
2389 }
2390
2391 if ($view_mode == "published") {
2392 $view_query_part = " published = true AND ";
2393 }
2394
2395 if ($view_mode == "unread" && $feed != -6) {
2396 $view_query_part = " unread = true AND ";
2397 }
2398
2399 if ($limit > 0) {
2400 $limit_query_part = "LIMIT " . $limit;
2401 }
2402
2403 $allow_archived = false;
2404
2405 $vfeed_query_part = "";
2406
2407 // override query strategy and enable feed display when searching globally
2408 if ($search && $search_mode == "all_feeds") {
2409 $query_strategy_part = "true";
2410 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2411 /* tags */
2412 } else if (!is_numeric($feed)) {
2413 $query_strategy_part = "true";
2414 $vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
2415 id = feed_id) as feed_title,";
2416 } else if ($search && $search_mode == "this_cat") {
2417 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2418
2419 if ($feed > 0) {
2420 if ($include_children) {
2421 $subcats = getChildCategories($feed, $owner_uid);
2422 array_push($subcats, $feed);
2423 $cats_qpart = join(",", $subcats);
2424 } else {
2425 $cats_qpart = $feed;
2426 }
2427
2428 $query_strategy_part = "ttrss_feeds.cat_id IN ($cats_qpart)";
2429
2430 } else {
2431 $query_strategy_part = "ttrss_feeds.cat_id IS NULL";
2432 }
2433
2434 } else if ($feed > 0) {
2435
2436 if ($cat_view) {
2437
2438 if ($feed > 0) {
2439 if ($include_children) {
2440 # sub-cats
2441 $subcats = getChildCategories($feed, $owner_uid);
2442
2443 array_push($subcats, $feed);
2444 $query_strategy_part = "cat_id IN (".
2445 implode(",", $subcats).")";
2446
2447 } else {
2448 $query_strategy_part = "cat_id = '$feed'";
2449 }
2450
2451 } else {
2452 $query_strategy_part = "cat_id IS NULL";
2453 }
2454
2455 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2456
2457 } else {
2458 $query_strategy_part = "feed_id = '$feed'";
2459 }
2460 } else if ($feed == 0 && !$cat_view) { // archive virtual feed
2461 $query_strategy_part = "feed_id IS NULL";
2462 $allow_archived = true;
2463 } else if ($feed == 0 && $cat_view) { // uncategorized
2464 $query_strategy_part = "cat_id IS NULL AND feed_id IS NOT NULL";
2465 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2466 } else if ($feed == -1) { // starred virtual feed
2467 $query_strategy_part = "marked = true";
2468 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2469 $allow_archived = true;
2470
2471 if (!$override_order) {
2472 $override_order = "last_marked DESC, date_entered DESC, updated DESC";
2473 }
2474
2475 } else if ($feed == -2) { // published virtual feed OR labels category
2476
2477 if (!$cat_view) {
2478 $query_strategy_part = "published = true";
2479 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2480 $allow_archived = true;
2481
2482 if (!$override_order) {
2483 $override_order = "last_published DESC, date_entered DESC, updated DESC";
2484 }
2485
2486 } else {
2487 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2488
2489 $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
2490
2491 $query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND
2492 ttrss_user_labels2.article_id = ref_id";
2493
2494 }
2495 } else if ($feed == -6) { // recently read
2496 $query_strategy_part = "unread = false AND last_read IS NOT NULL";
2497 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2498 $allow_archived = true;
2499
2500 if (!$override_order) $override_order = "last_read DESC";
2501 } else if ($feed == -3) { // fresh virtual feed
2502 $query_strategy_part = "unread = true AND score >= 0";
2503
2504 $intl = get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
2505
2506 if (DB_TYPE == "pgsql") {
2507 $query_strategy_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
2508 } else {
2509 $query_strategy_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
2510 }
2511
2512 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2513 } else if ($feed == -4) { // all articles virtual feed
2514 $allow_archived = true;
2515 $query_strategy_part = "true";
2516 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2517 } else if ($feed <= LABEL_BASE_INDEX) { // labels
2518 $label_id = feed_to_label_id($feed);
2519
2520 $query_strategy_part = "label_id = '$label_id' AND
2521 ttrss_labels2.id = ttrss_user_labels2.label_id AND
2522 ttrss_user_labels2.article_id = ref_id";
2523
2524 $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
2525 $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
2526 $allow_archived = true;
2527
2528 } else {
2529 $query_strategy_part = "true";
2530 }
2531
2532 $order_by = "score DESC, date_entered DESC, updated DESC";
2533
2534 if ($view_mode == "unread_first") {
2535 $order_by = "unread DESC, $order_by";
2536 }
2537
2538 if ($override_order) {
2539 $order_by = $override_order;
2540 }
2541
2542 $feed_title = "";
2543
2544 if ($search) {
2545 $feed_title = T_sprintf("Search results: %s", $search);
2546 } else {
2547 if ($cat_view) {
2548 $feed_title = getCategoryTitle($feed);
2549 } else {
2550 if (is_numeric($feed) && $feed > 0) {
2551 $result = db_query("SELECT title,site_url,last_error,last_updated
2552 FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = $owner_uid");
2553
2554 $feed_title = db_fetch_result($result, 0, "title");
2555 $feed_site_url = db_fetch_result($result, 0, "site_url");
2556 $last_error = db_fetch_result($result, 0, "last_error");
2557 $last_updated = db_fetch_result($result, 0, "last_updated");
2558 } else {
2559 $feed_title = getFeedTitle($feed);
2560 }
2561 }
2562 }
2563
2564 $content_query_part = "content as content_preview, cached_content, ";
2565
2566 if (is_numeric($feed)) {
2567
2568 if ($feed >= 0) {
2569 $feed_kind = "Feeds";
2570 } else {
2571 $feed_kind = "Labels";
2572 }
2573
2574 if ($limit_query_part) {
2575 $offset_query_part = "OFFSET $offset";
2576 }
2577
2578 // proper override_order applied above
2579 if ($vfeed_query_part && !$ignore_vfeed_group && get_pref('VFEED_GROUP_BY_FEED', $owner_uid)) {
2580 if (!$override_order) {
2581 $order_by = "ttrss_feeds.title, $order_by";
2582 } else {
2583 $order_by = "ttrss_feeds.title, $override_order";
2584 }
2585 }
2586
2587 if (!$allow_archived) {
2588 $from_qpart = "ttrss_entries,ttrss_user_entries,ttrss_feeds$ext_tables_part";
2589 $feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
2590
2591 } else {
2592 $from_qpart = "ttrss_entries$ext_tables_part,ttrss_user_entries
2593 LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)";
2594 }
2595
2596 if ($vfeed_query_part)
2597 $vfeed_query_part .= "favicon_avg_color,";
2598
2599 $query = "SELECT DISTINCT
2600 date_entered,
2601 guid,
2602 ttrss_entries.id,ttrss_entries.title,
2603 updated,
2604 label_cache,
2605 tag_cache,
2606 always_display_enclosures,
2607 site_url,
2608 note,
2609 num_comments,
2610 comments,
2611 int_id,
2612 hide_images,
2613 unread,feed_id,marked,published,link,last_read,orig_feed_id,
2614 last_marked, last_published,
2615 $vfeed_query_part
2616 $content_query_part
2617 author,score
2618 FROM
2619 $from_qpart
2620 WHERE
2621 $feed_check_qpart
2622 ttrss_user_entries.ref_id = ttrss_entries.id AND
2623 ttrss_user_entries.owner_uid = '$owner_uid' AND
2624 $search_query_part
2625 $filter_query_part
2626 $view_query_part
2627 $since_id_part
2628 $query_strategy_part ORDER BY $order_by
2629 $limit_query_part $offset_query_part";
2630
2631 if ($_REQUEST["debug"]) print $query;
2632
2633 $result = db_query($query);
2634
2635 } else {
2636 // browsing by tag
2637
2638 $select_qpart = "SELECT DISTINCT " .
2639 "date_entered," .
2640 "guid," .
2641 "note," .
2642 "ttrss_entries.id as id," .
2643 "title," .
2644 "updated," .
2645 "unread," .
2646 "feed_id," .
2647 "orig_feed_id," .
2648 "marked," .
2649 "num_comments, " .
2650 "comments, " .
2651 "tag_cache," .
2652 "label_cache," .
2653 "link," .
2654 "last_read," .
2655 "(SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) AS hide_images," .
2656 "last_marked, last_published, " .
2657 $since_id_part .
2658 $vfeed_query_part .
2659 $content_query_part .
2660 "score ";
2661
2662 $feed_kind = "Tags";
2663 $all_tags = explode(",", $feed);
2664 if ($search_mode == 'any') {
2665 $tag_sql = "tag_name in (" . implode(", ", array_map("db_quote", $all_tags)) . ")";
2666 $from_qpart = " FROM ttrss_entries,ttrss_user_entries,ttrss_tags ";
2667 $where_qpart = " WHERE " .
2668 "ref_id = ttrss_entries.id AND " .
2669 "ttrss_user_entries.owner_uid = $owner_uid AND " .
2670 "post_int_id = int_id AND $tag_sql AND " .
2671 $view_query_part .
2672 $search_query_part .
2673 $query_strategy_part . " ORDER BY $order_by " .
2674 $limit_query_part;
2675
2676 } else {
2677 $i = 1;
2678 $sub_selects = array();
2679 $sub_ands = array();
2680 foreach ($all_tags as $term) {
2681 array_push($sub_selects, "(SELECT post_int_id from ttrss_tags WHERE tag_name = " . db_quote($term) . " AND owner_uid = $owner_uid) as A$i");
2682 $i++;
2683 }
2684 if ($i > 2) {
2685 $x = 1;
2686 $y = 2;
2687 do {
2688 array_push($sub_ands, "A$x.post_int_id = A$y.post_int_id");
2689 $x++;
2690 $y++;
2691 } while ($y < $i);
2692 }
2693 array_push($sub_ands, "A1.post_int_id = ttrss_user_entries.int_id and ttrss_user_entries.owner_uid = $owner_uid");
2694 array_push($sub_ands, "ttrss_user_entries.ref_id = ttrss_entries.id");
2695 $from_qpart = " FROM " . implode(", ", $sub_selects) . ", ttrss_user_entries, ttrss_entries";
2696 $where_qpart = " WHERE " . implode(" AND ", $sub_ands);
2697 }
2698 // error_log("TAG SQL: " . $tag_sql);
2699 // $tag_sql = "tag_name = '$feed'"; DEFAULT way
2700
2701 // error_log("[". $select_qpart . "][" . $from_qpart . "][" .$where_qpart . "]");
2702 $result = db_query($select_qpart . $from_qpart . $where_qpart);
2703 }
2704
2705 return array($result, $feed_title, $feed_site_url, $last_error, $last_updated);
2706
2707 }
2708
2709 function sanitize($str, $force_remove_images = false, $owner = false, $site_url = false) {
2710 if (!$owner) $owner = $_SESSION["uid"];
2711
2712 $res = trim($str); if (!$res) return '';
2713
2714 if (strpos($res, "href=") === false)
2715 $res = rewrite_urls($res);
2716
2717 $charset_hack = '<head>
2718 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
2719 </head>';
2720
2721 $res = trim($res); if (!$res) return '';
2722
2723 libxml_use_internal_errors(true);
2724
2725 $doc = new DOMDocument();
2726 $doc->loadHTML($charset_hack . $res);
2727 $xpath = new DOMXPath($doc);
2728
2729 $entries = $xpath->query('(//a[@href]|//img[@src])');
2730
2731 foreach ($entries as $entry) {
2732
2733 if ($site_url) {
2734
2735 if ($entry->hasAttribute('href'))
2736 $entry->setAttribute('href',
2737 rewrite_relative_url($site_url, $entry->getAttribute('href')));
2738
2739 if ($entry->hasAttribute('src')) {
2740 $src = rewrite_relative_url($site_url, $entry->getAttribute('src'));
2741
2742 $cached_filename = CACHE_DIR . '/images/' . sha1($src) . '.png';
2743
2744 if (file_exists($cached_filename)) {
2745 $src = SELF_URL_PATH . '/image.php?hash=' . sha1($src);
2746 }
2747
2748 $entry->setAttribute('src', $src);
2749 }
2750
2751 if ($entry->nodeName == 'img') {
2752 if (($owner && get_pref("STRIP_IMAGES", $owner)) ||
2753 $force_remove_images || $_SESSION["bw_limit"]) {
2754
2755 $p = $doc->createElement('p');
2756
2757 $a = $doc->createElement('a');
2758 $a->setAttribute('href', $entry->getAttribute('src'));
2759
2760 $a->appendChild(new DOMText($entry->getAttribute('src')));
2761 $a->setAttribute('target', '_blank');
2762
2763 $p->appendChild($a);
2764
2765 $entry->parentNode->replaceChild($p, $entry);
2766 }
2767 }
2768 }
2769
2770 if (strtolower($entry->nodeName) == "a") {
2771 $entry->setAttribute("target", "_blank");
2772 }
2773 }
2774
2775 $entries = $xpath->query('//iframe');
2776 foreach ($entries as $entry) {
2777 $entry->setAttribute('sandbox', 'allow-scripts');
2778
2779 }
2780
2781 $allowed_elements = array('a', 'address', 'audio', 'article', 'aside',
2782 'b', 'bdi', 'bdo', 'big', 'blockquote', 'body', 'br',
2783 'caption', 'cite', 'center', 'code', 'col', 'colgroup',
2784 'data', 'dd', 'del', 'details', 'div', 'dl', 'font',
2785 'dt', 'em', 'footer', 'figure', 'figcaption',
2786 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'header', 'html', 'i',
2787 'img', 'ins', 'kbd', 'li', 'main', 'mark', 'nav', 'noscript',
2788 'ol', 'p', 'pre', 'q', 'ruby', 'rp', 'rt', 's', 'samp', 'section',
2789 'small', 'source', 'span', 'strike', 'strong', 'sub', 'summary',
2790 'sup', 'table', 'tbody', 'td', 'tfoot', 'th', 'thead', 'time',
2791 'tr', 'track', 'tt', 'u', 'ul', 'var', 'wbr', 'video' );
2792
2793 if ($_SESSION['hasSandbox']) $allowed_elements[] = 'iframe';
2794
2795 $disallowed_attributes = array('id', 'style', 'class');
2796
2797 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SANITIZE) as $plugin) {
2798 $retval = $plugin->hook_sanitize($doc, $site_url, $allowed_elements, $disallowed_attributes);
2799 if (is_array($retval)) {
2800 $doc = $retval[0];
2801 $allowed_elements = $retval[1];
2802 $disallowed_attributes = $retval[2];
2803 } else {
2804 $doc = $retval;
2805 }
2806 }
2807
2808 $doc->removeChild($doc->firstChild); //remove doctype
2809 $doc = strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes);
2810 $res = $doc->saveHTML();
2811 return $res;
2812 }
2813
2814 function strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes) {
2815 $xpath = new DOMXPath($doc);
2816 $entries = $xpath->query('//*');
2817
2818 foreach ($entries as $entry) {
2819 if (!in_array($entry->nodeName, $allowed_elements)) {
2820 $entry->parentNode->removeChild($entry);
2821 }
2822
2823 if ($entry->hasAttributes()) {
2824 $attrs_to_remove = array();
2825
2826 foreach ($entry->attributes as $attr) {
2827
2828 if (strpos($attr->nodeName, 'on') === 0) {
2829 array_push($attrs_to_remove, $attr);
2830 }
2831
2832 if (in_array($attr->nodeName, $disallowed_attributes)) {
2833 array_push($attrs_to_remove, $attr);
2834 }
2835 }
2836
2837 foreach ($attrs_to_remove as $attr) {
2838 $entry->removeAttributeNode($attr);
2839 }
2840 }
2841 }
2842
2843 return $doc;
2844 }
2845
2846 function check_for_update() {
2847 if (CHECK_FOR_NEW_VERSION && $_SESSION['access_level'] >= 10) {
2848 $version_url = "http://tt-rss.org/version.php?ver=" . VERSION .
2849 "&iid=" . sha1(SELF_URL_PATH);
2850
2851 $version_data = @fetch_file_contents($version_url);
2852
2853 if ($version_data) {
2854 $version_data = json_decode($version_data, true);
2855 if ($version_data && $version_data['version']) {
2856 if (version_compare(VERSION_STATIC, $version_data['version']) == -1) {
2857 return $version_data;
2858 }
2859 }
2860 }
2861 }
2862 return false;
2863 }
2864
2865 function catchupArticlesById($ids, $cmode, $owner_uid = false) {
2866
2867 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2868 if (count($ids) == 0) return;
2869
2870 $tmp_ids = array();
2871
2872 foreach ($ids as $id) {
2873 array_push($tmp_ids, "ref_id = '$id'");
2874 }
2875
2876 $ids_qpart = join(" OR ", $tmp_ids);
2877
2878 if ($cmode == 0) {
2879 db_query("UPDATE ttrss_user_entries SET
2880 unread = false,last_read = NOW()
2881 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2882 } else if ($cmode == 1) {
2883 db_query("UPDATE ttrss_user_entries SET
2884 unread = true
2885 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2886 } else {
2887 db_query("UPDATE ttrss_user_entries SET
2888 unread = NOT unread,last_read = NOW()
2889 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2890 }
2891
2892 /* update ccache */
2893
2894 $result = db_query("SELECT DISTINCT feed_id FROM ttrss_user_entries
2895 WHERE ($ids_qpart) AND owner_uid = $owner_uid");
2896
2897 while ($line = db_fetch_assoc($result)) {
2898 ccache_update($line["feed_id"], $owner_uid);
2899 }
2900 }
2901
2902 function get_article_tags($id, $owner_uid = 0, $tag_cache = false) {
2903
2904 $a_id = db_escape_string($id);
2905
2906 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
2907
2908 $query = "SELECT DISTINCT tag_name,
2909 owner_uid as owner FROM
2910 ttrss_tags WHERE post_int_id = (SELECT int_id FROM ttrss_user_entries WHERE
2911 ref_id = '$a_id' AND owner_uid = '$owner_uid' LIMIT 1) ORDER BY tag_name";
2912
2913 $tags = array();
2914
2915 /* check cache first */
2916
2917 if ($tag_cache === false) {
2918 $result = db_query("SELECT tag_cache FROM ttrss_user_entries
2919 WHERE ref_id = '$id' AND owner_uid = $owner_uid");
2920
2921 $tag_cache = db_fetch_result($result, 0, "tag_cache");
2922 }
2923
2924 if ($tag_cache) {
2925 $tags = explode(",", $tag_cache);
2926 } else {
2927
2928 /* do it the hard way */
2929
2930 $tmp_result = db_query($query);
2931
2932 while ($tmp_line = db_fetch_assoc($tmp_result)) {
2933 array_push($tags, $tmp_line["tag_name"]);
2934 }
2935
2936 /* update the cache */
2937
2938 $tags_str = db_escape_string(join(",", $tags));
2939
2940 db_query("UPDATE ttrss_user_entries
2941 SET tag_cache = '$tags_str' WHERE ref_id = '$id'
2942 AND owner_uid = $owner_uid");
2943 }
2944
2945 return $tags;
2946 }
2947
2948 function trim_array($array) {
2949 $tmp = $array;
2950 array_walk($tmp, 'trim');
2951 return $tmp;
2952 }
2953
2954 function tag_is_valid($tag) {
2955 if ($tag == '') return false;
2956 if (preg_match("/^[0-9]*$/", $tag)) return false;
2957 if (mb_strlen($tag) > 250) return false;
2958
2959 if (function_exists('iconv')) {
2960 $tag = iconv("utf-8", "utf-8", $tag);
2961 }
2962
2963 if (!$tag) return false;
2964
2965 return true;
2966 }
2967
2968 function render_login_form() {
2969 header('Cache-Control: public');
2970
2971 require_once "login_form.php";
2972 exit;
2973 }
2974
2975 function format_warning($msg, $id = "") {
2976 global $link;
2977 return "<div class=\"warning\" id=\"$id\">
2978 <span><img src=\"images/sign_excl.svg\"></span><span>$msg</span></div>";
2979 }
2980
2981 function format_notice($msg, $id = "") {
2982 global $link;
2983 return "<div class=\"notice\" id=\"$id\">
2984 <span><img src=\"images/sign_info.svg\"></span><span>$msg</span></div>";
2985 }
2986
2987 function format_error($msg, $id = "") {
2988 global $link;
2989 return "<div class=\"error\" id=\"$id\">
2990 <span><img src=\"images/sign_excl.svg\"></span><span>$msg</span></div>";
2991 }
2992
2993 function print_notice($msg) {
2994 return print format_notice($msg);
2995 }
2996
2997 function print_warning($msg) {
2998 return print format_warning($msg);
2999 }
3000
3001 function print_error($msg) {
3002 return print format_error($msg);
3003 }
3004
3005
3006 function T_sprintf() {
3007 $args = func_get_args();
3008 return vsprintf(__(array_shift($args)), $args);
3009 }
3010
3011 function format_inline_player($url, $ctype) {
3012
3013 $entry = "";
3014
3015 $url = htmlspecialchars($url);
3016
3017 if (strpos($ctype, "audio/") === 0) {
3018
3019 if ($_SESSION["hasAudio"] && (strpos($ctype, "ogg") !== false ||
3020 $_SESSION["hasMp3"])) {
3021
3022 $entry .= "<audio controls>
3023 <source type=\"$ctype\" src=\"$url\"></source>
3024 </audio>";
3025
3026 } else {
3027
3028 $entry .= "<object type=\"application/x-shockwave-flash\"
3029 data=\"lib/button/musicplayer.swf?song_url=$url\"
3030 width=\"17\" height=\"17\" style='float : left; margin-right : 5px;'>
3031 <param name=\"movie\"
3032 value=\"lib/button/musicplayer.swf?song_url=$url\" />
3033 </object>";
3034 }
3035
3036 if ($entry) $entry .= "&nbsp; <a target=\"_blank\"
3037 href=\"$url\">" . basename($url) . "</a>";
3038
3039 return $entry;
3040
3041 }
3042
3043 return "";
3044
3045 /* $filename = substr($url, strrpos($url, "/")+1);
3046
3047 $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
3048 $filename . " (" . $ctype . ")" . "</a>"; */
3049
3050 }
3051
3052 function format_article($id, $mark_as_read = true, $zoom_mode = false, $owner_uid = false) {
3053 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3054
3055 $rv = array();
3056
3057 $rv['id'] = $id;
3058
3059 /* we can figure out feed_id from article id anyway, why do we
3060 * pass feed_id here? let's ignore the argument :(*/
3061
3062 $result = db_query("SELECT feed_id FROM ttrss_user_entries
3063 WHERE ref_id = '$id'");
3064
3065 $feed_id = (int) db_fetch_result($result, 0, "feed_id");
3066
3067 $rv['feed_id'] = $feed_id;
3068
3069 //if (!$zoom_mode) { print "<article id='$id'><![CDATA["; };
3070
3071 if ($mark_as_read) {
3072 $result = db_query("UPDATE ttrss_user_entries
3073 SET unread = false,last_read = NOW()
3074 WHERE ref_id = '$id' AND owner_uid = $owner_uid");
3075
3076 ccache_update($feed_id, $owner_uid);
3077 }
3078
3079 $result = db_query("SELECT id,title,link,content,feed_id,comments,int_id,
3080 ".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
3081 (SELECT site_url FROM ttrss_feeds WHERE id = feed_id) as site_url,
3082 (SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) as hide_images,
3083 (SELECT always_display_enclosures FROM ttrss_feeds WHERE id = feed_id) as always_display_enclosures,
3084 num_comments,
3085 tag_cache,
3086 author,
3087 orig_feed_id,
3088 note,
3089 cached_content
3090 FROM ttrss_entries,ttrss_user_entries
3091 WHERE id = '$id' AND ref_id = id AND owner_uid = $owner_uid");
3092
3093 if ($result) {
3094
3095 $line = db_fetch_assoc($result);
3096
3097 $tag_cache = $line["tag_cache"];
3098
3099 $line["tags"] = get_article_tags($id, $owner_uid, $line["tag_cache"]);
3100 unset($line["tag_cache"]);
3101
3102 $line["content"] = sanitize($line["content"], false, $owner_uid, $line["site_url"]);
3103
3104 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE) as $p) {
3105 $line = $p->hook_render_article($line);
3106 }
3107
3108 $num_comments = $line["num_comments"];
3109 $entry_comments = "";
3110
3111 if ($num_comments > 0) {
3112 if ($line["comments"]) {
3113 $comments_url = htmlspecialchars($line["comments"]);
3114 } else {
3115 $comments_url = htmlspecialchars($line["link"]);
3116 }
3117 $entry_comments = "<a target='_blank' href=\"$comments_url\">$num_comments comments</a>";
3118 } else {
3119 if ($line["comments"] && $line["link"] != $line["comments"]) {
3120 $entry_comments = "<a target='_blank' href=\"".htmlspecialchars($line["comments"])."\">comments</a>";
3121 }
3122 }
3123
3124 if ($zoom_mode) {
3125 header("Content-Type: text/html");
3126 $rv['content'] .= "<html><head>
3127 <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
3128 <title>Tiny Tiny RSS - ".$line["title"]."</title>
3129 <link rel=\"stylesheet\" type=\"text/css\" href=\"tt-rss.css\">
3130 </head><body id=\"ttrssZoom\">";
3131 }
3132
3133 $rv['content'] .= "<div class=\"postReply\" id=\"POST-$id\">";
3134
3135 $rv['content'] .= "<div class=\"postHeader\" id=\"POSTHDR-$id\">";
3136
3137 $entry_author = $line["author"];
3138
3139 if ($entry_author) {
3140 $entry_author = __(" - ") . $entry_author;
3141 }
3142
3143 $parsed_updated = make_local_datetime($line["updated"], true,
3144 $owner_uid, true);
3145
3146 $rv['content'] .= "<div class=\"postDate\">$parsed_updated</div>";
3147
3148 if ($line["link"]) {
3149 $rv['content'] .= "<div class='postTitle'><a target='_blank'
3150 title=\"".htmlspecialchars($line['title'])."\"
3151 href=\"" .
3152 htmlspecialchars($line["link"]) . "\">" .
3153 $line["title"] . "</a>" .
3154 "<span class='author'>$entry_author</span></div>";
3155 } else {
3156 $rv['content'] .= "<div class='postTitle'>" . $line["title"] . "$entry_author</div>";
3157 }
3158
3159 $tags_str = format_tags_string($line["tags"], $id);
3160 $tags_str_full = join(", ", $line["tags"]);
3161
3162 if (!$tags_str_full) $tags_str_full = __("no tags");
3163
3164 if (!$entry_comments) $entry_comments = "&nbsp;"; # placeholder
3165
3166 $rv['content'] .= "<div class='postTags' style='float : right'>
3167 <img src='images/tag.png'
3168 class='tagsPic' alt='Tags' title='Tags'>&nbsp;";
3169
3170 if (!$zoom_mode) {
3171 $rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span>
3172 <a title=\"".__('Edit tags for this article')."\"
3173 href=\"#\" onclick=\"editArticleTags($id, $feed_id)\">(+)</a>";
3174
3175 $rv['content'] .= "<div dojoType=\"dijit.Tooltip\"
3176 id=\"ATSTRTIP-$id\" connectId=\"ATSTR-$id\"
3177 position=\"below\">$tags_str_full</div>";
3178
3179 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_BUTTON) as $p) {
3180 $rv['content'] .= $p->hook_article_button($line);
3181 }
3182
3183 } else {
3184 $tags_str = strip_tags($tags_str);
3185 $rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span>";
3186 }
3187 $rv['content'] .= "</div>";
3188 $rv['content'] .= "<div clear='both'>";
3189
3190 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_LEFT_BUTTON) as $p) {
3191 $rv['content'] .= $p->hook_article_left_button($line);
3192 }
3193
3194 $rv['content'] .= "$entry_comments</div>";
3195
3196 if ($line["orig_feed_id"]) {
3197
3198 $tmp_result = db_query("SELECT * FROM ttrss_archived_feeds
3199 WHERE id = ".$line["orig_feed_id"]);
3200
3201 if (db_num_rows($tmp_result) != 0) {
3202
3203 $rv['content'] .= "<div clear='both'>";
3204 $rv['content'] .= __("Originally from:");
3205
3206 $rv['content'] .= "&nbsp;";
3207
3208 $tmp_line = db_fetch_assoc($tmp_result);
3209
3210 $rv['content'] .= "<a target='_blank'
3211 href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" .
3212 $tmp_line['title'] . "</a>";
3213
3214 $rv['content'] .= "&nbsp;";
3215
3216 $rv['content'] .= "<a target='_blank' href='" . htmlspecialchars($tmp_line['feed_url']) . "'>";
3217 $rv['content'] .= "<img title='".__('Feed URL')."'class='tinyFeedIcon' src='images/pub_set.svg'></a>";
3218
3219 $rv['content'] .= "</div>";
3220 }
3221 }
3222
3223 $rv['content'] .= "</div>";
3224
3225 $rv['content'] .= "<div id=\"POSTNOTE-$id\">";
3226 if ($line['note']) {
3227 $rv['content'] .= format_article_note($id, $line['note'], !$zoom_mode);
3228 }
3229 $rv['content'] .= "</div>";
3230
3231 $rv['content'] .= "<div class=\"postContent\">";
3232
3233 $rv['content'] .= $line["content"];
3234 $rv['content'] .= format_article_enclosures($id,
3235 sql_bool_to_bool($line["always_display_enclosures"]),
3236 $line["content"],
3237 sql_bool_to_bool($line["hide_images"]));
3238
3239 $rv['content'] .= "</div>";
3240
3241 $rv['content'] .= "</div>";
3242
3243 }
3244
3245 if ($zoom_mode) {
3246 $rv['content'] .= "
3247 <div class='footer'>
3248 <button onclick=\"return window.close()\">".
3249 __("Close this window")."</button></div>";
3250 $rv['content'] .= "</body></html>";
3251 }
3252
3253 return $rv;
3254
3255 }
3256
3257 function print_checkpoint($n, $s) {
3258 $ts = microtime(true);
3259 echo sprintf("<!-- CP[$n] %.4f seconds -->\n", $ts - $s);
3260 return $ts;
3261 }
3262
3263 function sanitize_tag($tag) {
3264 $tag = trim($tag);
3265
3266 $tag = mb_strtolower($tag, 'utf-8');
3267
3268 $tag = preg_replace('/[\'\"\+\>\<]/', "", $tag);
3269
3270 // $tag = str_replace('"', "", $tag);
3271 // $tag = str_replace("+", " ", $tag);
3272 $tag = str_replace("technorati tag: ", "", $tag);
3273
3274 return $tag;
3275 }
3276
3277 function get_self_url_prefix() {
3278 if (strrpos(SELF_URL_PATH, "/") === strlen(SELF_URL_PATH)-1) {
3279 return substr(SELF_URL_PATH, 0, strlen(SELF_URL_PATH)-1);
3280 } else {
3281 return SELF_URL_PATH;
3282 }
3283 }
3284
3285 /**
3286 * Compute the Mozilla Firefox feed adding URL from server HOST and REQUEST_URI.
3287 *
3288 * @return string The Mozilla Firefox feed adding URL.
3289 */
3290 function add_feed_url() {
3291 //$url_path = ($_SERVER['HTTPS'] != "on" ? 'http://' : 'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
3292
3293 $url_path = get_self_url_prefix() .
3294 "/public.php?op=subscribe&feed_url=%s";
3295 return $url_path;
3296 } // function add_feed_url
3297
3298 function encrypt_password($pass, $salt = '', $mode2 = false) {
3299 if ($salt && $mode2) {
3300 return "MODE2:" . hash('sha256', $salt . $pass);
3301 } else if ($salt) {
3302 return "SHA1X:" . sha1("$salt:$pass");
3303 } else {
3304 return "SHA1:" . sha1($pass);
3305 }
3306 } // function encrypt_password
3307
3308 function load_filters($feed_id, $owner_uid, $action_id = false) {
3309 $filters = array();
3310
3311 $cat_id = (int)getFeedCategory($feed_id);
3312
3313 $result = db_query("SELECT * FROM ttrss_filters2 WHERE
3314 owner_uid = $owner_uid AND enabled = true ORDER BY order_id, title");
3315
3316 $check_cats = join(",", array_merge(
3317 getParentCategories($cat_id, $owner_uid),
3318 array($cat_id)));
3319
3320 while ($line = db_fetch_assoc($result)) {
3321 $filter_id = $line["id"];
3322
3323 $result2 = db_query("SELECT
3324 r.reg_exp, r.inverse, r.feed_id, r.cat_id, r.cat_filter, t.name AS type_name
3325 FROM ttrss_filters2_rules AS r,
3326 ttrss_filter_types AS t
3327 WHERE
3328 (cat_id IS NULL OR cat_id IN ($check_cats)) AND
3329 (feed_id IS NULL OR feed_id = '$feed_id') AND
3330 filter_type = t.id AND filter_id = '$filter_id'");
3331
3332 $rules = array();
3333 $actions = array();
3334
3335 while ($rule_line = db_fetch_assoc($result2)) {
3336 # print_r($rule_line);
3337
3338 $rule = array();
3339 $rule["reg_exp"] = $rule_line["reg_exp"];
3340 $rule["type"] = $rule_line["type_name"];
3341 $rule["inverse"] = sql_bool_to_bool($rule_line["inverse"]);
3342
3343 array_push($rules, $rule);
3344 }
3345
3346 $result2 = db_query("SELECT a.action_param,t.name AS type_name
3347 FROM ttrss_filters2_actions AS a,
3348 ttrss_filter_actions AS t
3349 WHERE
3350 action_id = t.id AND filter_id = '$filter_id'");
3351
3352 while ($action_line = db_fetch_assoc($result2)) {
3353 # print_r($action_line);
3354
3355 $action = array();
3356 $action["type"] = $action_line["type_name"];
3357 $action["param"] = $action_line["action_param"];
3358
3359 array_push($actions, $action);
3360 }
3361
3362
3363 $filter = array();
3364 $filter["match_any_rule"] = sql_bool_to_bool($line["match_any_rule"]);
3365 $filter["inverse"] = sql_bool_to_bool($line["inverse"]);
3366 $filter["rules"] = $rules;
3367 $filter["actions"] = $actions;
3368
3369 if (count($rules) > 0 && count($actions) > 0) {
3370 array_push($filters, $filter);
3371 }
3372 }
3373
3374 return $filters;
3375 }
3376
3377 function get_score_pic($score) {
3378 if ($score > 100) {
3379 return "score_high.png";
3380 } else if ($score > 0) {
3381 return "score_half_high.png";
3382 } else if ($score < -100) {
3383 return "score_low.png";
3384 } else if ($score < 0) {
3385 return "score_half_low.png";
3386 } else {
3387 return "score_neutral.png";
3388 }
3389 }
3390
3391 function feed_has_icon($id) {
3392 return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0;
3393 }
3394
3395 function init_plugins() {
3396 PluginHost::getInstance()->load(PLUGINS, PluginHost::KIND_ALL);
3397
3398 return true;
3399 }
3400
3401 function format_tags_string($tags, $id) {
3402 if (!is_array($tags) || count($tags) == 0) {
3403 return __("no tags");
3404 } else {
3405 $maxtags = min(5, count($tags));
3406
3407 for ($i = 0; $i < $maxtags; $i++) {
3408 $tags_str .= "<a class=\"tag\" href=\"#\" onclick=\"viewfeed('".$tags[$i]."'\")>" . $tags[$i] . "</a>, ";
3409 }
3410
3411 $tags_str = mb_substr($tags_str, 0, mb_strlen($tags_str)-2);
3412
3413 if (count($tags) > $maxtags)
3414 $tags_str .= ", &hellip;";
3415
3416 return $tags_str;
3417 }
3418 }
3419
3420 function format_article_labels($labels, $id) {
3421
3422 if (!is_array($labels)) return '';
3423
3424 $labels_str = "";
3425
3426 foreach ($labels as $l) {
3427 $labels_str .= sprintf("<span class='hlLabelRef'
3428 style='color : %s; background-color : %s'>%s</span>",
3429 $l[2], $l[3], $l[1]);
3430 }
3431
3432 return $labels_str;
3433
3434 }
3435
3436 function format_article_note($id, $note, $allow_edit = true) {
3437
3438 $str = "<div class='articleNote' onclick=\"editArticleNote($id)\">
3439 <div class='noteEdit' onclick=\"editArticleNote($id)\">".
3440 ($allow_edit ? __('(edit note)') : "")."</div>$note</div>";
3441
3442 return $str;
3443 }
3444
3445
3446 function get_feed_category($feed_cat, $parent_cat_id = false) {
3447 if ($parent_cat_id) {
3448 $parent_qpart = "parent_cat = '$parent_cat_id'";
3449 $parent_insert = "'$parent_cat_id'";
3450 } else {
3451 $parent_qpart = "parent_cat IS NULL";
3452 $parent_insert = "NULL";
3453 }
3454
3455 $result = db_query(
3456 "SELECT id FROM ttrss_feed_categories
3457 WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
3458
3459 if (db_num_rows($result) == 0) {
3460 return false;
3461 } else {
3462 return db_fetch_result($result, 0, "id");
3463 }
3464 }
3465
3466 function add_feed_category($feed_cat, $parent_cat_id = false) {
3467
3468 if (!$feed_cat) return false;
3469
3470 db_query("BEGIN");
3471
3472 if ($parent_cat_id) {
3473 $parent_qpart = "parent_cat = '$parent_cat_id'";
3474 $parent_insert = "'$parent_cat_id'";
3475 } else {
3476 $parent_qpart = "parent_cat IS NULL";
3477 $parent_insert = "NULL";
3478 }
3479
3480 $feed_cat = mb_substr($feed_cat, 0, 250);
3481
3482 $result = db_query(
3483 "SELECT id FROM ttrss_feed_categories
3484 WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
3485
3486 if (db_num_rows($result) == 0) {
3487
3488 $result = db_query(
3489 "INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat)
3490 VALUES ('".$_SESSION["uid"]."', '$feed_cat', $parent_insert)");
3491
3492 db_query("COMMIT");
3493
3494 return true;
3495 }
3496
3497 return false;
3498 }
3499
3500 function getArticleFeed($id) {
3501 $result = db_query("SELECT feed_id FROM ttrss_user_entries
3502 WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
3503
3504 if (db_num_rows($result) != 0) {
3505 return db_fetch_result($result, 0, "feed_id");
3506 } else {
3507 return 0;
3508 }
3509 }
3510
3511 /**
3512 * Fixes incomplete URLs by prepending "http://".
3513 * Also replaces feed:// with http://, and
3514 * prepends a trailing slash if the url is a domain name only.
3515 *
3516 * @param string $url Possibly incomplete URL
3517 *
3518 * @return string Fixed URL.
3519 */
3520 function fix_url($url) {
3521 if (strpos($url, '://') === false) {
3522 $url = 'http://' . $url;
3523 } else if (substr($url, 0, 5) == 'feed:') {
3524 $url = 'http:' . substr($url, 5);
3525 }
3526
3527 //prepend slash if the URL has no slash in it
3528 // "http://www.example" -> "http://www.example/"
3529 if (strpos($url, '/', strpos($url, ':') + 3) === false) {
3530 $url .= '/';
3531 }
3532
3533 if ($url != "http:///")
3534 return $url;
3535 else
3536 return '';
3537 }
3538
3539 function validate_feed_url($url) {
3540 $parts = parse_url($url);
3541
3542 return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https');
3543
3544 }
3545
3546 function get_article_enclosures($id) {
3547
3548 $query = "SELECT * FROM ttrss_enclosures
3549 WHERE post_id = '$id' AND content_url != ''";
3550
3551 $rv = array();
3552
3553 $result = db_query($query);
3554
3555 if (db_num_rows($result) > 0) {
3556 while ($line = db_fetch_assoc($result)) {
3557 array_push($rv, $line);
3558 }
3559 }
3560
3561 return $rv;
3562 }
3563
3564 function save_email_address($email) {
3565 // FIXME: implement persistent storage of emails
3566
3567 if (!$_SESSION['stored_emails'])
3568 $_SESSION['stored_emails'] = array();
3569
3570 if (!in_array($email, $_SESSION['stored_emails']))
3571 array_push($_SESSION['stored_emails'], $email);
3572 }
3573
3574
3575 function get_feed_access_key($feed_id, $is_cat, $owner_uid = false) {
3576
3577 if (!$owner_uid) $owner_uid = $_SESSION["uid"];
3578
3579 $sql_is_cat = bool_to_sql_bool($is_cat);
3580
3581 $result = db_query("SELECT access_key FROM ttrss_access_keys
3582 WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
3583 AND owner_uid = " . $owner_uid);
3584
3585 if (db_num_rows($result) == 1) {
3586 return db_fetch_result($result, 0, "access_key");
3587 } else {
3588 $key = db_escape_string(sha1(uniqid(rand(), true)));
3589
3590 $result = db_query("INSERT INTO ttrss_access_keys
3591 (access_key, feed_id, is_cat, owner_uid)
3592 VALUES ('$key', '$feed_id', $sql_is_cat, '$owner_uid')");
3593
3594 return $key;
3595 }
3596 return false;
3597 }
3598
3599 function get_feeds_from_html($url, $content)
3600 {
3601 $url = fix_url($url);
3602 $baseUrl = substr($url, 0, strrpos($url, '/') + 1);
3603
3604 libxml_use_internal_errors(true);
3605
3606 $doc = new DOMDocument();
3607 $doc->loadHTML($content);
3608 $xpath = new DOMXPath($doc);
3609 $entries = $xpath->query('/html/head/link[@rel="alternate"]');
3610 $feedUrls = array();
3611 foreach ($entries as $entry) {
3612 if ($entry->hasAttribute('href')) {
3613 $title = $entry->getAttribute('title');
3614 if ($title == '') {
3615 $title = $entry->getAttribute('type');
3616 }
3617 $feedUrl = rewrite_relative_url(
3618 $baseUrl, $entry->getAttribute('href')
3619 );
3620 $feedUrls[$feedUrl] = $title;
3621 }
3622 }
3623 return $feedUrls;
3624 }
3625
3626 function is_html($content) {
3627 return preg_match("/<html|DOCTYPE html/i", substr($content, 0, 20)) !== 0;
3628 }
3629
3630 function url_is_html($url, $login = false, $pass = false) {
3631 return is_html(fetch_file_contents($url, false, $login, $pass));
3632 }
3633
3634 function print_label_select($name, $value, $attributes = "") {
3635
3636 $result = db_query("SELECT caption FROM ttrss_labels2
3637 WHERE owner_uid = '".$_SESSION["uid"]."' ORDER BY caption");
3638
3639 print "<select default=\"$value\" name=\"" . htmlspecialchars($name) .
3640 "\" $attributes onchange=\"labelSelectOnChange(this)\" >";
3641
3642 while ($line = db_fetch_assoc($result)) {
3643
3644 $issel = ($line["caption"] == $value) ? "selected=\"1\"" : "";
3645
3646 print "<option value=\"".htmlspecialchars($line["caption"])."\"
3647 $issel>" . htmlspecialchars($line["caption"]) . "</option>";
3648
3649 }
3650
3651 # print "<option value=\"ADD_LABEL\">" .__("Add label...") . "</option>";
3652
3653 print "</select>";
3654
3655
3656 }
3657
3658 function format_article_enclosures($id, $always_display_enclosures,
3659 $article_content, $hide_images = false) {
3660
3661 $result = get_article_enclosures($id);
3662 $rv = '';
3663
3664 if (count($result) > 0) {
3665
3666 $entries_html = array();
3667 $entries = array();
3668 $entries_inline = array();
3669
3670 foreach ($result as $line) {
3671
3672 $url = $line["content_url"];
3673 $ctype = $line["content_type"];
3674
3675 if (!$ctype) $ctype = __("unknown type");
3676
3677 $filename = substr($url, strrpos($url, "/")+1);
3678
3679 $player = format_inline_player($url, $ctype);
3680
3681 if ($player) array_push($entries_inline, $player);
3682
3683 # $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
3684 # $filename . " (" . $ctype . ")" . "</a>";
3685
3686 $entry = "<div onclick=\"window.open('".htmlspecialchars($url)."')\"
3687 dojoType=\"dijit.MenuItem\">$filename ($ctype)</div>";
3688
3689 array_push($entries_html, $entry);
3690
3691 $entry = array();
3692
3693 $entry["type"] = $ctype;
3694 $entry["filename"] = $filename;
3695 $entry["url"] = $url;
3696
3697 array_push($entries, $entry);
3698 }
3699
3700 if ($_SESSION['uid'] && !get_pref("STRIP_IMAGES") && !$_SESSION["bw_limit"]) {
3701 if ($always_display_enclosures ||
3702 !preg_match("/<img/i", $article_content)) {
3703
3704 foreach ($entries as $entry) {
3705
3706 if (preg_match("/image/", $entry["type"]) ||
3707 preg_match("/\.(jpg|png|gif|bmp)/i", $entry["filename"])) {
3708
3709 if (!$hide_images) {
3710 $rv .= "<p><img
3711 alt=\"".htmlspecialchars($entry["filename"])."\"
3712 src=\"" .htmlspecialchars($entry["url"]) . "\"/></p>";
3713 } else {
3714 $rv .= "<p><a target=\"_blank\"
3715 href=\"".htmlspecialchars($entry["url"])."\"
3716 >" .htmlspecialchars($entry["url"]) . "</a></p>";
3717
3718 }
3719 }
3720 }
3721 }
3722 }
3723
3724 if (count($entries_inline) > 0) {
3725 $rv .= "<hr clear='both'/>";
3726 foreach ($entries_inline as $entry) { $rv .= $entry; };
3727 $rv .= "<hr clear='both'/>";
3728 }
3729
3730 $rv .= "<select class=\"attachments\" onchange=\"openSelectedAttachment(this)\">".
3731 "<option value=''>" . __('Attachments')."</option>";
3732
3733 foreach ($entries as $entry) {
3734 $rv .= "<option value=\"".htmlspecialchars($entry["url"])."\">" . htmlspecialchars($entry["filename"]) . "</option>";
3735
3736 };
3737
3738 $rv .= "</select>";
3739 }
3740
3741 return $rv;
3742 }
3743
3744 function getLastArticleId() {
3745 $result = db_query("SELECT MAX(ref_id) AS id FROM ttrss_user_entries
3746 WHERE owner_uid = " . $_SESSION["uid"]);
3747
3748 if (db_num_rows($result) == 1) {
3749 return db_fetch_result($result, 0, "id");
3750 } else {
3751 return -1;
3752 }
3753 }
3754
3755 function build_url($parts) {
3756 return $parts['scheme'] . "://" . $parts['host'] . $parts['path'];
3757 }
3758
3759 /**
3760 * Converts a (possibly) relative URL to a absolute one.
3761 *
3762 * @param string $url Base URL (i.e. from where the document is)
3763 * @param string $rel_url Possibly relative URL in the document
3764 *
3765 * @return string Absolute URL
3766 */
3767 function rewrite_relative_url($url, $rel_url) {
3768 if (strpos($rel_url, "magnet:") === 0) {
3769 return $rel_url;
3770 } else if (strpos($rel_url, "://") !== false) {
3771 return $rel_url;
3772 } else if (strpos($rel_url, "//") === 0) {
3773 # protocol-relative URL (rare but they exist)
3774 return $rel_url;
3775 } else if (strpos($rel_url, "/") === 0)
3776 {
3777 $parts = parse_url($url);
3778 $parts['path'] = $rel_url;
3779
3780 return build_url($parts);
3781
3782 } else {
3783 $parts = parse_url($url);
3784 if (!isset($parts['path'])) {
3785 $parts['path'] = '/';
3786 }
3787 $dir = $parts['path'];
3788 if (substr($dir, -1) !== '/') {
3789 $dir = dirname($parts['path']);
3790 $dir !== '/' && $dir .= '/';
3791 }
3792 $parts['path'] = $dir . $rel_url;
3793
3794 return build_url($parts);
3795 }
3796 }
3797
3798 function sphinx_search($query, $offset = 0, $limit = 30) {
3799 require_once 'lib/sphinxapi.php';
3800
3801 $sphinxClient = new SphinxClient();
3802
3803 $sphinxpair = explode(":", SPHINX_SERVER, 2);
3804
3805 $sphinxClient->SetServer($sphinxpair[0], $sphinxpair[1]);
3806 $sphinxClient->SetConnectTimeout(1);
3807
3808 $sphinxClient->SetFieldWeights(array('title' => 70, 'content' => 30,
3809 'feed_title' => 20));
3810
3811 $sphinxClient->SetMatchMode(SPH_MATCH_EXTENDED2);
3812 $sphinxClient->SetRankingMode(SPH_RANK_PROXIMITY_BM25);
3813 $sphinxClient->SetLimits($offset, $limit, 1000);
3814 $sphinxClient->SetArrayResult(false);
3815 $sphinxClient->SetFilter('owner_uid', array($_SESSION['uid']));
3816
3817 $result = $sphinxClient->Query($query, SPHINX_INDEX);
3818
3819 $ids = array();
3820
3821 if (is_array($result['matches'])) {
3822 foreach (array_keys($result['matches']) as $int_id) {
3823 $ref_id = $result['matches'][$int_id]['attrs']['ref_id'];
3824 array_push($ids, $ref_id);
3825 }
3826 }
3827
3828 return $ids;
3829 }
3830
3831 function cleanup_tags($days = 14, $limit = 1000) {
3832
3833 if (DB_TYPE == "pgsql") {
3834 $interval_query = "date_updated < NOW() - INTERVAL '$days days'";
3835 } else if (DB_TYPE == "mysql") {
3836 $interval_query = "date_updated < DATE_SUB(NOW(), INTERVAL $days DAY)";
3837 }
3838
3839 $tags_deleted = 0;
3840
3841 while ($limit > 0) {
3842 $limit_part = 500;
3843
3844 $query = "SELECT ttrss_tags.id AS id
3845 FROM ttrss_tags, ttrss_user_entries, ttrss_entries
3846 WHERE post_int_id = int_id AND $interval_query AND
3847 ref_id = ttrss_entries.id AND tag_cache != '' LIMIT $limit_part";
3848
3849 $result = db_query($query);
3850
3851 $ids = array();
3852
3853 while ($line = db_fetch_assoc($result)) {
3854 array_push($ids, $line['id']);
3855 }
3856
3857 if (count($ids) > 0) {
3858 $ids = join(",", $ids);
3859
3860 $tmp_result = db_query("DELETE FROM ttrss_tags WHERE id IN ($ids)");
3861 $tags_deleted += db_affected_rows($tmp_result);
3862 } else {
3863 break;
3864 }
3865
3866 $limit -= $limit_part;
3867 }
3868
3869 return $tags_deleted;
3870 }
3871
3872 function print_user_stylesheet() {
3873 $value = get_pref('USER_STYLESHEET');
3874
3875 if ($value) {
3876 print "<style type=\"text/css\">";
3877 print str_replace("<br/>", "\n", $value);
3878 print "</style>";
3879 }
3880
3881 }
3882
3883 function rewrite_urls($html) {
3884 libxml_use_internal_errors(true);
3885
3886 $charset_hack = '<head>
3887 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
3888 </head>';
3889
3890 $doc = new DOMDocument();
3891 $doc->loadHTML($charset_hack . $html);
3892 $xpath = new DOMXPath($doc);
3893
3894 $entries = $xpath->query('//*/text()');
3895
3896 foreach ($entries as $entry) {
3897 if (strstr($entry->wholeText, "://") !== false) {
3898 $text = preg_replace("/((?<!=.)((http|https|ftp)+):\/\/[^ ,!]+)/i",
3899 "<a target=\"_blank\" href=\"\\1\">\\1</a>", $entry->wholeText);
3900
3901 if ($text != $entry->wholeText) {
3902 $cdoc = new DOMDocument();
3903 $cdoc->loadHTML($charset_hack . $text);
3904
3905
3906 foreach ($cdoc->childNodes as $cnode) {
3907 $cnode = $doc->importNode($cnode, true);
3908
3909 if ($cnode) {
3910 $entry->parentNode->insertBefore($cnode);
3911 }
3912 }
3913
3914 $entry->parentNode->removeChild($entry);
3915
3916 }
3917 }
3918 }
3919
3920 $node = $doc->getElementsByTagName('body')->item(0);
3921
3922 // http://tt-rss.org/forum/viewtopic.php?f=1&t=970
3923 if ($node)
3924 return $doc->saveXML($node);
3925 else
3926 return $html;
3927 }
3928
3929 function filter_to_sql($filter, $owner_uid) {
3930 $query = array();
3931
3932 if (DB_TYPE == "pgsql")
3933 $reg_qpart = "~";
3934 else
3935 $reg_qpart = "REGEXP";
3936
3937 foreach ($filter["rules"] AS $rule) {
3938 $regexp_valid = preg_match('/' . $rule['reg_exp'] . '/',
3939 $rule['reg_exp']) !== FALSE;
3940
3941 if ($regexp_valid) {
3942
3943 $rule['reg_exp'] = db_escape_string($rule['reg_exp']);
3944
3945 switch ($rule["type"]) {
3946 case "title":
3947 $qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
3948 $rule['reg_exp'] . "')";
3949 break;
3950 case "content":
3951 $qpart = "LOWER(ttrss_entries.content) $reg_qpart LOWER('".
3952 $rule['reg_exp'] . "')";
3953 break;
3954 case "both":
3955 $qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
3956 $rule['reg_exp'] . "') OR LOWER(" .
3957 "ttrss_entries.content) $reg_qpart LOWER('" . $rule['reg_exp'] . "')";
3958 break;
3959 case "tag":
3960 $qpart = "LOWER(ttrss_user_entries.tag_cache) $reg_qpart LOWER('".
3961 $rule['reg_exp'] . "')";
3962 break;
3963 case "link":
3964 $qpart = "LOWER(ttrss_entries.link) $reg_qpart LOWER('".
3965 $rule['reg_exp'] . "')";
3966 break;
3967 case "author":
3968 $qpart = "LOWER(ttrss_entries.author) $reg_qpart LOWER('".
3969 $rule['reg_exp'] . "')";
3970 break;
3971 }
3972
3973 if (isset($rule['inverse'])) $qpart = "NOT ($qpart)";
3974
3975 if (isset($rule["feed_id"]) && $rule["feed_id"] > 0) {
3976 $qpart .= " AND feed_id = " . db_escape_string($rule["feed_id"]);
3977 }
3978
3979 if (isset($rule["cat_id"])) {
3980
3981 if ($rule["cat_id"] > 0) {
3982 $children = getChildCategories($rule["cat_id"], $owner_uid);
3983 array_push($children, $rule["cat_id"]);
3984
3985 $children = join(",", $children);
3986
3987 $cat_qpart = "cat_id IN ($children)";
3988 } else {
3989 $cat_qpart = "cat_id IS NULL";
3990 }
3991
3992 $qpart .= " AND $cat_qpart";
3993 }
3994
3995 array_push($query, "($qpart)");
3996
3997 }
3998 }
3999
4000 if (count($query) > 0) {
4001 $fullquery = "(" . join($filter["match_any_rule"] ? "OR" : "AND", $query) . ")";
4002 } else {
4003 $fullquery = "(false)";
4004 }
4005
4006 if ($filter['inverse']) $fullquery = "(NOT $fullquery)";
4007
4008 return $fullquery;
4009 }
4010
4011 if (!function_exists('gzdecode')) {
4012 function gzdecode($string) { // no support for 2nd argument
4013 return file_get_contents('compress.zlib://data:who/cares;base64,'.
4014 base64_encode($string));
4015 }
4016 }
4017
4018 function get_random_bytes($length) {
4019 if (function_exists('openssl_random_pseudo_bytes')) {
4020 return openssl_random_pseudo_bytes($length);
4021 } else {
4022 $output = "";
4023
4024 for ($i = 0; $i < $length; $i++)
4025 $output .= chr(mt_rand(0, 255));
4026
4027 return $output;
4028 }
4029 }
4030
4031 function read_stdin() {
4032 $fp = fopen("php://stdin", "r");
4033
4034 if ($fp) {
4035 $line = trim(fgets($fp));
4036 fclose($fp);
4037 return $line;
4038 }
4039
4040 return null;
4041 }
4042
4043 function tmpdirname($path, $prefix) {
4044 // Use PHP's tmpfile function to create a temporary
4045 // directory name. Delete the file and keep the name.
4046 $tempname = tempnam($path,$prefix);
4047 if (!$tempname)
4048 return false;
4049
4050 if (!unlink($tempname))
4051 return false;
4052
4053 return $tempname;
4054 }
4055
4056 function getFeedCategory($feed) {
4057 $result = db_query("SELECT cat_id FROM ttrss_feeds
4058 WHERE id = '$feed'");
4059
4060 if (db_num_rows($result) > 0) {
4061 return db_fetch_result($result, 0, "cat_id");
4062 } else {
4063 return false;
4064 }
4065
4066 }
4067
4068 function implements_interface($class, $interface) {
4069 return in_array($interface, class_implements($class));
4070 }
4071
4072 function geturl($url){
4073
4074 if (!function_exists('curl_init'))
4075 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);
4076
4077 $curl = curl_init();
4078 $header[0] = "Accept: text/xml,application/xml,application/xhtml+xml,";
4079 $header[0] .= "text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5";
4080 $header[] = "Cache-Control: max-age=0";
4081 $header[] = "Connection: keep-alive";
4082 $header[] = "Keep-Alive: 300";
4083 $header[] = "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7";
4084 $header[] = "Accept-Language: en-us,en;q=0.5";
4085 $header[] = "Pragma: ";
4086
4087 curl_setopt($curl, CURLOPT_URL, $url);
4088 curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0 Firefox/5.0');
4089 curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
4090 curl_setopt($curl, CURLOPT_HEADER, true);
4091 curl_setopt($curl, CURLOPT_REFERER, $url);
4092 curl_setopt($curl, CURLOPT_ENCODING, 'gzip,deflate');
4093 curl_setopt($curl, CURLOPT_AUTOREFERER, true);
4094 curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
4095 //curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); //CURLOPT_FOLLOWLOCATION Disabled...
4096 curl_setopt($curl, CURLOPT_TIMEOUT, 60);
4097
4098 $html = curl_exec($curl);
4099
4100 $status = curl_getinfo($curl);
4101 curl_close($curl);
4102
4103 if($status['http_code']!=200){
4104 if($status['http_code'] == 301 || $status['http_code'] == 302) {
4105 list($header) = explode("\r\n\r\n", $html, 2);
4106 $matches = array();
4107 preg_match("/(Location:|URI:)[^(\n)]*/", $header, $matches);
4108 $url = trim(str_replace($matches[1],"",$matches[0]));
4109 $url_parsed = parse_url($url);
4110 return (isset($url_parsed))? geturl($url):'';
4111 }
4112 $oline='';
4113 foreach($status as $key=>$eline){$oline.='['.$key.']'.$eline.' ';}
4114 $line =$oline." \r\n ".$url."\r\n-----------------\r\n";
4115 # $handle = @fopen('./curl.error.log', 'a');
4116 # fwrite($handle, $line);
4117 return FALSE;
4118 }
4119 return $url;
4120 }
4121
4122 function get_minified_js($files) {
4123 require_once 'lib/jshrink/Minifier.php';
4124
4125 $rv = '';
4126
4127 foreach ($files as $js) {
4128 if (!isset($_GET['debug'])) {
4129 $cached_file = CACHE_DIR . "/js/".basename($js).".js";
4130
4131 if (file_exists($cached_file) &&
4132 is_readable($cached_file) &&
4133 filemtime($cached_file) >= filemtime("js/$js.js")) {
4134
4135 $rv .= file_get_contents($cached_file);
4136
4137 } else {
4138 $minified = JShrink\Minifier::minify(file_get_contents("js/$js.js"));
4139 file_put_contents($cached_file, $minified);
4140 $rv .= $minified;
4141 }
4142 } else {
4143 $rv .= file_get_contents("js/$js.js");
4144 }
4145 }
4146
4147 return $rv;
4148 }
4149
4150 function stylesheet_tag($filename) {
4151 $timestamp = filemtime($filename);
4152
4153 echo "<link rel=\"stylesheet\" type=\"text/css\" href=\"$filename?$timestamp\"/>\n";
4154 }
4155
4156 function javascript_tag($filename) {
4157 $query = "";
4158
4159 if (!(strpos($filename, "?") === FALSE)) {
4160 $query = substr($filename, strpos($filename, "?")+1);
4161 $filename = substr($filename, 0, strpos($filename, "?"));
4162 }
4163
4164 $timestamp = filemtime($filename);
4165
4166 if ($query) $timestamp .= "&$query";
4167
4168 echo "<script type=\"text/javascript\" charset=\"utf-8\" src=\"$filename?$timestamp\"></script>\n";
4169 }
4170
4171 function calculate_dep_timestamp() {
4172 $files = array_merge(glob("js/*.js"), glob("*.css"));
4173
4174 $max_ts = -1;
4175
4176 foreach ($files as $file) {
4177 if (filemtime($file) > $max_ts) $max_ts = filemtime($file);
4178 }
4179
4180 return $max_ts;
4181 }
4182
4183 function T_js_decl($s1, $s2) {
4184 if ($s1 && $s2) {
4185 $s1 = preg_replace("/\n/", "", $s1);
4186 $s2 = preg_replace("/\n/", "", $s2);
4187
4188 $s1 = preg_replace("/\"/", "\\\"", $s1);
4189 $s2 = preg_replace("/\"/", "\\\"", $s2);
4190
4191 return "T_messages[\"$s1\"] = \"$s2\";\n";
4192 }
4193 }
4194
4195 function init_js_translations() {
4196
4197 print 'var T_messages = new Object();
4198
4199 function __(msg) {
4200 if (T_messages[msg]) {
4201 return T_messages[msg];
4202 } else {
4203 return msg;
4204 }
4205 }
4206
4207 function ngettext(msg1, msg2, n) {
4208 return (parseInt(n) > 1) ? msg2 : msg1;
4209 }';
4210
4211 $l10n = _get_reader();
4212
4213 for ($i = 0; $i < $l10n->total; $i++) {
4214 $orig = $l10n->get_original_string($i);
4215 $translation = __($orig);
4216
4217 print T_js_decl($orig, $translation);
4218 }
4219 }
4220
4221 function label_to_feed_id($label) {
4222 return LABEL_BASE_INDEX - 1 - abs($label);
4223 }
4224
4225 function feed_to_label_id($feed) {
4226 return LABEL_BASE_INDEX - 1 + abs($feed);
4227 }
4228
4229 function format_libxml_error($error) {
4230 return T_sprintf("LibXML error %s at line %d (column %d): %s",
4231 $error->code, $error->line, $error->column,
4232 $error->message);
4233 }
4234
4235 ?>
web-based news feed (RSS/Atom) reader and aggregator; see https://tt-rss.org/