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/include/functions.php

https://github.com/kpadilha/Tiny-Tiny-RSS
PHP | 4183 lines | 3043 code | 902 blank | 238 comment | 742 complexity | 7bf23392d8f4e3b33f496e97e490e2e7 MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause, LGPL-2.0, LGPL-3.0, GPL-3.0

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  1. <?php
  2. define('EXPECTED_CONFIG_VERSION', 26);
  3. define('SCHEMA_VERSION', 115);
  4. define('LABEL_BASE_INDEX', -1024);
  5. define('PLUGIN_FEED_BASE_INDEX', -128);
  6. $fetch_last_error = false;
  7. $fetch_last_error_code = false;
  8. $pluginhost = false;
  9. function __autoload($class) {
  10. $class_file = str_replace("_", "/", strtolower(basename($class)));
  11. $file = dirname(__FILE__)."/../classes/$class_file.php";
  12. if (file_exists($file)) {
  13. require $file;
  14. }
  15. }
  16. mb_internal_encoding("UTF-8");
  17. date_default_timezone_set('UTC');
  18. if (defined('E_DEPRECATED')) {
  19. error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED);
  20. } else {
  21. error_reporting(E_ALL & ~E_NOTICE);
  22. }
  23. require_once 'config.php';
  24. /**
  25. * Define a constant if not already defined
  26. *
  27. * @param string $name The constant name.
  28. * @param mixed $value The constant value.
  29. * @access public
  30. * @return boolean True if defined successfully or not.
  31. */
  32. function define_default($name, $value) {
  33. defined($name) or define($name, $value);
  34. }
  35. ///// Some defaults that you can override in config.php //////
  36. define_default('FEED_FETCH_TIMEOUT', 45);
  37. // How may seconds to wait for response when requesting feed from a site
  38. define_default('FEED_FETCH_NO_CACHE_TIMEOUT', 15);
  39. // How may seconds to wait for response when requesting feed from a
  40. // site when that feed wasn't cached before
  41. define_default('FILE_FETCH_TIMEOUT', 45);
  42. // Default timeout when fetching files from remote sites
  43. define_default('FILE_FETCH_CONNECT_TIMEOUT', 15);
  44. // How many seconds to wait for initial response from website when
  45. // fetching files from remote sites
  46. if (DB_TYPE == "pgsql") {
  47. define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE');
  48. } else {
  49. define('SUBSTRING_FOR_DATE', 'SUBSTRING');
  50. }
  51. /**
  52. * Return available translations names.
  53. *
  54. * @access public
  55. * @return array A array of available translations.
  56. */
  57. function get_translations() {
  58. $tr = array(
  59. "auto" => "Detect automatically",
  60. "ca_CA" => "Català",
  61. "cs_CZ" => "Česky",
  62. "en_US" => "English",
  63. "es_ES" => "Español",
  64. "de_DE" => "Deutsch",
  65. "fr_FR" => "Français",
  66. "hu_HU" => "Magyar (Hungarian)",
  67. "it_IT" => "Italiano",
  68. "ja_JP" => "日本語 (Japanese)",
  69. "lv_LV" => "Latviešu",
  70. "nb_NO" => "Norwegian bokmål",
  71. "nl_NL" => "Dutch",
  72. "pl_PL" => "Polski",
  73. "ru_RU" => "Русский",
  74. "pt_BR" => "Portuguese/Brazil",
  75. "zh_CN" => "Simplified Chinese",
  76. "sv_SE" => "Svenska",
  77. "fi_FI" => "Suomi");
  78. return $tr;
  79. }
  80. require_once "lib/accept-to-gettext.php";
  81. require_once "lib/gettext/gettext.inc";
  82. function startup_gettext() {
  83. # Get locale from Accept-Language header
  84. $lang = al2gt(array_keys(get_translations()), "text/html");
  85. if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
  86. $lang = _TRANSLATION_OVERRIDE_DEFAULT;
  87. }
  88. if ($_SESSION["language"] && $_SESSION["language"] != "auto") {
  89. $lang = $_SESSION["language"];
  90. }
  91. if ($lang) {
  92. if (defined('LC_MESSAGES')) {
  93. _setlocale(LC_MESSAGES, $lang);
  94. } else if (defined('LC_ALL')) {
  95. _setlocale(LC_ALL, $lang);
  96. }
  97. _bindtextdomain("messages", "locale");
  98. _textdomain("messages");
  99. _bind_textdomain_codeset("messages", "UTF-8");
  100. }
  101. }
  102. startup_gettext();
  103. require_once 'db-prefs.php';
  104. require_once 'version.php';
  105. require_once 'ccache.php';
  106. require_once 'labels.php';
  107. define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . VERSION . ' (http://tt-rss.org/)');
  108. ini_set('user_agent', SELF_USER_AGENT);
  109. require_once 'lib/pubsubhubbub/publisher.php';
  110. $tz_offset = -1;
  111. $utc_tz = new DateTimeZone('UTC');
  112. $schema_version = false;
  113. /**
  114. * Print a timestamped debug message.
  115. *
  116. * @param string $msg The debug message.
  117. * @return void
  118. */
  119. function _debug($msg) {
  120. $ts = strftime("%H:%M:%S", time());
  121. if (function_exists('posix_getpid')) {
  122. $ts = "$ts/" . posix_getpid();
  123. }
  124. if (!(defined('QUIET') && QUIET)) {
  125. print "[$ts] $msg\n";
  126. }
  127. if (defined('LOGFILE')) {
  128. $fp = fopen(LOGFILE, 'a+');
  129. if ($fp) {
  130. fputs($fp, "[$ts] $msg\n");
  131. fclose($fp);
  132. }
  133. }
  134. } // function _debug
  135. /**
  136. * Purge a feed old posts.
  137. *
  138. * @param mixed $link A database connection.
  139. * @param mixed $feed_id The id of the purged feed.
  140. * @param mixed $purge_interval Olderness of purged posts.
  141. * @param boolean $debug Set to True to enable the debug. False by default.
  142. * @access public
  143. * @return void
  144. */
  145. function purge_feed($link, $feed_id, $purge_interval, $debug = false) {
  146. if (!$purge_interval) $purge_interval = feed_purge_interval($link, $feed_id);
  147. $rows = -1;
  148. $result = db_query($link,
  149. "SELECT owner_uid FROM ttrss_feeds WHERE id = '$feed_id'");
  150. $owner_uid = false;
  151. if (db_num_rows($result) == 1) {
  152. $owner_uid = db_fetch_result($result, 0, "owner_uid");
  153. }
  154. if ($purge_interval == -1 || !$purge_interval) {
  155. if ($owner_uid) {
  156. ccache_update($link, $feed_id, $owner_uid);
  157. }
  158. return;
  159. }
  160. if (!$owner_uid) return;
  161. if (FORCE_ARTICLE_PURGE == 0) {
  162. $purge_unread = get_pref($link, "PURGE_UNREAD_ARTICLES",
  163. $owner_uid, false);
  164. } else {
  165. $purge_unread = true;
  166. $purge_interval = FORCE_ARTICLE_PURGE;
  167. }
  168. if (!$purge_unread) $query_limit = " unread = false AND ";
  169. if (DB_TYPE == "pgsql") {
  170. $pg_version = get_pgsql_version($link);
  171. if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) {
  172. $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
  173. ttrss_entries.id = ref_id AND
  174. marked = false AND
  175. feed_id = '$feed_id' AND
  176. $query_limit
  177. ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
  178. } else {
  179. $result = db_query($link, "DELETE FROM ttrss_user_entries
  180. USING ttrss_entries
  181. WHERE ttrss_entries.id = ref_id AND
  182. marked = false AND
  183. feed_id = '$feed_id' AND
  184. $query_limit
  185. ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
  186. }
  187. $rows = pg_affected_rows($result);
  188. } else {
  189. /* $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE
  190. marked = false AND feed_id = '$feed_id' AND
  191. (SELECT date_updated FROM ttrss_entries WHERE
  192. id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */
  193. $result = db_query($link, "DELETE FROM ttrss_user_entries
  194. USING ttrss_user_entries, ttrss_entries
  195. WHERE ttrss_entries.id = ref_id AND
  196. marked = false AND
  197. feed_id = '$feed_id' AND
  198. $query_limit
  199. ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
  200. $rows = mysql_affected_rows($link);
  201. }
  202. ccache_update($link, $feed_id, $owner_uid);
  203. if ($debug) {
  204. _debug("Purged feed $feed_id ($purge_interval): deleted $rows articles");
  205. }
  206. return $rows;
  207. } // function purge_feed
  208. function feed_purge_interval($link, $feed_id) {
  209. $result = db_query($link, "SELECT purge_interval, owner_uid FROM ttrss_feeds
  210. WHERE id = '$feed_id'");
  211. if (db_num_rows($result) == 1) {
  212. $purge_interval = db_fetch_result($result, 0, "purge_interval");
  213. $owner_uid = db_fetch_result($result, 0, "owner_uid");
  214. if ($purge_interval == 0) $purge_interval = get_pref($link,
  215. 'PURGE_OLD_DAYS', $owner_uid);
  216. return $purge_interval;
  217. } else {
  218. return -1;
  219. }
  220. }
  221. function purge_orphans($link, $do_output = false) {
  222. // purge orphaned posts in main content table
  223. $result = db_query($link, "DELETE FROM ttrss_entries WHERE
  224. (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
  225. if ($do_output) {
  226. $rows = db_affected_rows($link, $result);
  227. _debug("Purged $rows orphaned posts.");
  228. }
  229. }
  230. function get_feed_update_interval($link, $feed_id) {
  231. $result = db_query($link, "SELECT owner_uid, update_interval FROM
  232. ttrss_feeds WHERE id = '$feed_id'");
  233. if (db_num_rows($result) == 1) {
  234. $update_interval = db_fetch_result($result, 0, "update_interval");
  235. $owner_uid = db_fetch_result($result, 0, "owner_uid");
  236. if ($update_interval != 0) {
  237. return $update_interval;
  238. } else {
  239. return get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $owner_uid, false);
  240. }
  241. } else {
  242. return -1;
  243. }
  244. }
  245. function fetch_file_contents($url, $type = false, $login = false, $pass = false, $post_query = false, $timeout = false, $timestamp = 0) {
  246. global $fetch_last_error;
  247. global $fetch_last_error_code;
  248. if (function_exists('curl_init') && !ini_get("open_basedir")) {
  249. if (ini_get("safe_mode")) {
  250. $ch = curl_init(geturl($url));
  251. } else {
  252. $ch = curl_init($url);
  253. }
  254. if ($timestamp) {
  255. curl_setopt($ch, CURLOPT_HTTPHEADER,
  256. array("If-Modified-Since: ".gmdate('D, d M Y H:i:s \G\M\T', $timestamp)));
  257. }
  258. curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout ? $timeout : FILE_FETCH_CONNECT_TIMEOUT);
  259. curl_setopt($ch, CURLOPT_TIMEOUT, $timeout ? $timeout : FILE_FETCH_TIMEOUT);
  260. curl_setopt($ch, CURLOPT_FOLLOWLOCATION, !ini_get("safe_mode"));
  261. curl_setopt($ch, CURLOPT_MAXREDIRS, 20);
  262. curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
  263. curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
  264. curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
  265. curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
  266. curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
  267. curl_setopt($ch, CURLOPT_ENCODING , "gzip");
  268. curl_setopt($ch, CURLOPT_REFERER, $url);
  269. if ($post_query) {
  270. curl_setopt($ch, CURLOPT_POST, true);
  271. curl_setopt($ch, CURLOPT_POSTFIELDS, $post_query);
  272. }
  273. if ($login && $pass)
  274. curl_setopt($ch, CURLOPT_USERPWD, "$login:$pass");
  275. $contents = @curl_exec($ch);
  276. if (curl_errno($ch) === 23 || curl_errno($ch) === 61) {
  277. curl_setopt($ch, CURLOPT_ENCODING, 'none');
  278. $contents = @curl_exec($ch);
  279. }
  280. if ($contents === false) {
  281. $fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
  282. curl_close($ch);
  283. return false;
  284. }
  285. $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
  286. $content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
  287. $fetch_last_error_code = $http_code;
  288. if ($http_code != 200 || $type && strpos($content_type, "$type") === false) {
  289. if (curl_errno($ch) != 0) {
  290. $fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
  291. } else {
  292. $fetch_last_error = "HTTP Code: $http_code";
  293. }
  294. curl_close($ch);
  295. return false;
  296. }
  297. curl_close($ch);
  298. return $contents;
  299. } else {
  300. if ($login && $pass){
  301. $url_parts = array();
  302. preg_match("/(^[^:]*):\/\/(.*)/", $url, $url_parts);
  303. $pass = urlencode($pass);
  304. if ($url_parts[1] && $url_parts[2]) {
  305. $url = $url_parts[1] . "://$login:$pass@" . $url_parts[2];
  306. }
  307. }
  308. $data = @file_get_contents($url);
  309. @$gzdecoded = gzdecode($data);
  310. if ($gzdecoded) $data = $gzdecoded;
  311. if (!$data && function_exists('error_get_last')) {
  312. $error = error_get_last();
  313. $fetch_last_error = $error["message"];
  314. }
  315. return $data;
  316. }
  317. }
  318. /**
  319. * Try to determine the favicon URL for a feed.
  320. * adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/)
  321. * http://dev.wp-plugins.org/file/favatars/trunk/favatars.php
  322. *
  323. * @param string $url A feed or page URL
  324. * @access public
  325. * @return mixed The favicon URL, or false if none was found.
  326. */
  327. function get_favicon_url($url) {
  328. $favicon_url = false;
  329. if ($html = @fetch_file_contents($url)) {
  330. libxml_use_internal_errors(true);
  331. $doc = new DOMDocument();
  332. $doc->loadHTML($html);
  333. $xpath = new DOMXPath($doc);
  334. $base = $xpath->query('/html/head/base');
  335. foreach ($base as $b) {
  336. $url = $b->getAttribute("href");
  337. break;
  338. }
  339. $entries = $xpath->query('/html/head/link[@rel="shortcut icon" or @rel="icon"]');
  340. if (count($entries) > 0) {
  341. foreach ($entries as $entry) {
  342. $favicon_url = rewrite_relative_url($url, $entry->getAttribute("href"));
  343. break;
  344. }
  345. }
  346. }
  347. if (!$favicon_url)
  348. $favicon_url = rewrite_relative_url($url, "/favicon.ico");
  349. return $favicon_url;
  350. } // function get_favicon_url
  351. function check_feed_favicon($site_url, $feed, $link) {
  352. # print "FAVICON [$site_url]: $favicon_url\n";
  353. $icon_file = ICONS_DIR . "/$feed.ico";
  354. if (!file_exists($icon_file)) {
  355. $favicon_url = get_favicon_url($site_url);
  356. if ($favicon_url) {
  357. // Limiting to "image" type misses those served with text/plain
  358. $contents = fetch_file_contents($favicon_url); // , "image");
  359. if ($contents) {
  360. // Crude image type matching.
  361. // Patterns gleaned from the file(1) source code.
  362. if (preg_match('/^\x00\x00\x01\x00/', $contents)) {
  363. // 0 string \000\000\001\000 MS Windows icon resource
  364. //error_log("check_feed_favicon: favicon_url=$favicon_url isa MS Windows icon resource");
  365. }
  366. elseif (preg_match('/^GIF8/', $contents)) {
  367. // 0 string GIF8 GIF image data
  368. //error_log("check_feed_favicon: favicon_url=$favicon_url isa GIF image");
  369. }
  370. elseif (preg_match('/^\x89PNG\x0d\x0a\x1a\x0a/', $contents)) {
  371. // 0 string \x89PNG\x0d\x0a\x1a\x0a PNG image data
  372. //error_log("check_feed_favicon: favicon_url=$favicon_url isa PNG image");
  373. }
  374. elseif (preg_match('/^\xff\xd8/', $contents)) {
  375. // 0 beshort 0xffd8 JPEG image data
  376. //error_log("check_feed_favicon: favicon_url=$favicon_url isa JPG image");
  377. }
  378. else {
  379. //error_log("check_feed_favicon: favicon_url=$favicon_url isa UNKNOWN type");
  380. $contents = "";
  381. }
  382. }
  383. if ($contents) {
  384. $fp = @fopen($icon_file, "w");
  385. if ($fp) {
  386. fwrite($fp, $contents);
  387. fclose($fp);
  388. chmod($icon_file, 0644);
  389. }
  390. }
  391. }
  392. }
  393. }
  394. function print_select($id, $default, $values, $attributes = "") {
  395. print "<select name=\"$id\" id=\"$id\" $attributes>";
  396. foreach ($values as $v) {
  397. if ($v == $default)
  398. $sel = "selected=\"1\"";
  399. else
  400. $sel = "";
  401. $v = trim($v);
  402. print "<option value=\"$v\" $sel>$v</option>";
  403. }
  404. print "</select>";
  405. }
  406. function print_select_hash($id, $default, $values, $attributes = "") {
  407. print "<select name=\"$id\" id='$id' $attributes>";
  408. foreach (array_keys($values) as $v) {
  409. if ($v == $default)
  410. $sel = 'selected="selected"';
  411. else
  412. $sel = "";
  413. $v = trim($v);
  414. print "<option $sel value=\"$v\">".$values[$v]."</option>";
  415. }
  416. print "</select>";
  417. }
  418. function print_radio($id, $default, $true_is, $values, $attributes = "") {
  419. foreach ($values as $v) {
  420. if ($v == $default)
  421. $sel = "checked";
  422. else
  423. $sel = "";
  424. if ($v == $true_is) {
  425. $sel .= " value=\"1\"";
  426. } else {
  427. $sel .= " value=\"0\"";
  428. }
  429. print "<input class=\"noborder\" dojoType=\"dijit.form.RadioButton\"
  430. type=\"radio\" $sel $attributes name=\"$id\">&nbsp;$v&nbsp;";
  431. }
  432. }
  433. function initialize_user_prefs($link, $uid, $profile = false) {
  434. $uid = db_escape_string($link, $uid);
  435. if (!$profile) {
  436. $profile = "NULL";
  437. $profile_qpart = "AND profile IS NULL";
  438. } else {
  439. $profile_qpart = "AND profile = '$profile'";
  440. }
  441. if (get_schema_version($link) < 63) $profile_qpart = "";
  442. db_query($link, "BEGIN");
  443. $result = db_query($link, "SELECT pref_name,def_value FROM ttrss_prefs");
  444. $u_result = db_query($link, "SELECT pref_name
  445. FROM ttrss_user_prefs WHERE owner_uid = '$uid' $profile_qpart");
  446. $active_prefs = array();
  447. while ($line = db_fetch_assoc($u_result)) {
  448. array_push($active_prefs, $line["pref_name"]);
  449. }
  450. while ($line = db_fetch_assoc($result)) {
  451. if (array_search($line["pref_name"], $active_prefs) === FALSE) {
  452. // print "adding " . $line["pref_name"] . "<br>";
  453. $line["def_value"] = db_escape_string($link, $line["def_value"]);
  454. $line["pref_name"] = db_escape_string($link, $line["pref_name"]);
  455. if (get_schema_version($link) < 63) {
  456. db_query($link, "INSERT INTO ttrss_user_prefs
  457. (owner_uid,pref_name,value) VALUES
  458. ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
  459. } else {
  460. db_query($link, "INSERT INTO ttrss_user_prefs
  461. (owner_uid,pref_name,value, profile) VALUES
  462. ('$uid', '".$line["pref_name"]."','".$line["def_value"]."', $profile)");
  463. }
  464. }
  465. }
  466. db_query($link, "COMMIT");
  467. }
  468. function get_ssl_certificate_id() {
  469. if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"]) {
  470. return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] .
  471. $_SERVER["REDIRECT_SSL_CLIENT_V_START"] .
  472. $_SERVER["REDIRECT_SSL_CLIENT_V_END"] .
  473. $_SERVER["REDIRECT_SSL_CLIENT_S_DN"]);
  474. }
  475. return "";
  476. }
  477. function authenticate_user($link, $login, $password, $check_only = false) {
  478. if (!SINGLE_USER_MODE) {
  479. $user_id = false;
  480. global $pluginhost;
  481. foreach ($pluginhost->get_hooks($pluginhost::HOOK_AUTH_USER) as $plugin) {
  482. $user_id = (int) $plugin->authenticate($login, $password);
  483. if ($user_id) {
  484. $_SESSION["auth_module"] = strtolower(get_class($plugin));
  485. break;
  486. }
  487. }
  488. if ($user_id && !$check_only) {
  489. @session_start();
  490. $_SESSION["uid"] = $user_id;
  491. $result = db_query($link, "SELECT login,access_level,pwd_hash FROM ttrss_users
  492. WHERE id = '$user_id'");
  493. $_SESSION["name"] = db_fetch_result($result, 0, "login");
  494. $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
  495. $_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
  496. db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
  497. $_SESSION["uid"]);
  498. $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
  499. $_SESSION["user_agent"] = sha1($_SERVER['HTTP_USER_AGENT']);
  500. $_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash");
  501. $_SESSION["last_version_check"] = time();
  502. initialize_user_prefs($link, $_SESSION["uid"]);
  503. return true;
  504. }
  505. return false;
  506. } else {
  507. $_SESSION["uid"] = 1;
  508. $_SESSION["name"] = "admin";
  509. $_SESSION["access_level"] = 10;
  510. $_SESSION["hide_hello"] = true;
  511. $_SESSION["hide_logout"] = true;
  512. $_SESSION["auth_module"] = false;
  513. if (!$_SESSION["csrf_token"]) {
  514. $_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
  515. }
  516. $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
  517. initialize_user_prefs($link, $_SESSION["uid"]);
  518. return true;
  519. }
  520. }
  521. function make_password($length = 8) {
  522. $password = "";
  523. $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ";
  524. $i = 0;
  525. while ($i < $length) {
  526. $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
  527. if (!strstr($password, $char)) {
  528. $password .= $char;
  529. $i++;
  530. }
  531. }
  532. return $password;
  533. }
  534. // this is called after user is created to initialize default feeds, labels
  535. // or whatever else
  536. // user preferences are checked on every login, not here
  537. function initialize_user($link, $uid) {
  538. db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
  539. values ('$uid', 'Tiny Tiny RSS: New Releases',
  540. 'http://tt-rss.org/releases.rss')");
  541. db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
  542. values ('$uid', 'Tiny Tiny RSS: Forum',
  543. 'http://tt-rss.org/forum/rss.php')");
  544. }
  545. function logout_user() {
  546. session_destroy();
  547. if (isset($_COOKIE[session_name()])) {
  548. setcookie(session_name(), '', time()-42000, '/');
  549. }
  550. }
  551. function validate_csrf($csrf_token) {
  552. return $csrf_token == $_SESSION['csrf_token'];
  553. }
  554. function load_user_plugins($link, $owner_uid) {
  555. if ($owner_uid) {
  556. $plugins = get_pref($link, "_ENABLED_PLUGINS", $owner_uid);
  557. global $pluginhost;
  558. $pluginhost->load($plugins, $pluginhost::KIND_USER, $owner_uid);
  559. if (get_schema_version($link) > 100) {
  560. $pluginhost->load_data();
  561. }
  562. }
  563. }
  564. function login_sequence($link) {
  565. $_SESSION["prefs_cache"] = false;
  566. if (SINGLE_USER_MODE) {
  567. @session_start();
  568. authenticate_user($link, "admin", null);
  569. cache_prefs($link);
  570. load_user_plugins($link, $_SESSION["uid"]);
  571. } else {
  572. if (!$_SESSION["uid"] || !validate_session($link)) {
  573. if (AUTH_AUTO_LOGIN && authenticate_user($link, null, null)) {
  574. $_SESSION["ref_schema_version"] = get_schema_version($link, true);
  575. } else {
  576. authenticate_user($link, null, null, true);
  577. }
  578. if (!$_SESSION["uid"]) render_login_form($link);
  579. } else {
  580. /* bump login timestamp */
  581. db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
  582. $_SESSION["uid"]);
  583. $_SESSION["last_login_update"] = time();
  584. }
  585. if ($_SESSION["uid"] && $_SESSION["language"] && SESSION_COOKIE_LIFETIME > 0) {
  586. setcookie("ttrss_lang", $_SESSION["language"],
  587. time() + SESSION_COOKIE_LIFETIME);
  588. }
  589. if ($_SESSION["uid"]) {
  590. cache_prefs($link);
  591. load_user_plugins($link, $_SESSION["uid"]);
  592. /* cleanup ccache */
  593. db_query($link, "DELETE FROM ttrss_counters_cache WHERE owner_uid = ".
  594. $_SESSION["uid"] . " AND
  595. (SELECT COUNT(id) FROM ttrss_feeds WHERE
  596. ttrss_feeds.id = feed_id) = 0");
  597. db_query($link, "DELETE FROM ttrss_cat_counters_cache WHERE owner_uid = ".
  598. $_SESSION["uid"] . " AND
  599. (SELECT COUNT(id) FROM ttrss_feed_categories WHERE
  600. ttrss_feed_categories.id = feed_id) = 0");
  601. }
  602. }
  603. }
  604. function truncate_string($str, $max_len, $suffix = '&hellip;') {
  605. if (mb_strlen($str, "utf-8") > $max_len - 3) {
  606. return mb_substr($str, 0, $max_len, "utf-8") . $suffix;
  607. } else {
  608. return $str;
  609. }
  610. }
  611. function convert_timestamp($timestamp, $source_tz, $dest_tz) {
  612. try {
  613. $source_tz = new DateTimeZone($source_tz);
  614. } catch (Exception $e) {
  615. $source_tz = new DateTimeZone('UTC');
  616. }
  617. try {
  618. $dest_tz = new DateTimeZone($dest_tz);
  619. } catch (Exception $e) {
  620. $dest_tz = new DateTimeZone('UTC');
  621. }
  622. $dt = new DateTime(date('Y-m-d H:i:s', $timestamp), $source_tz);
  623. return $dt->format('U') + $dest_tz->getOffset($dt);
  624. }
  625. function make_local_datetime($link, $timestamp, $long, $owner_uid = false,
  626. $no_smart_dt = false) {
  627. if (!$owner_uid) $owner_uid = $_SESSION['uid'];
  628. if (!$timestamp) $timestamp = '1970-01-01 0:00';
  629. global $utc_tz;
  630. global $tz_offset;
  631. # We store date in UTC internally
  632. $dt = new DateTime($timestamp, $utc_tz);
  633. if ($tz_offset == -1) {
  634. $user_tz_string = get_pref($link, 'USER_TIMEZONE', $owner_uid);
  635. try {
  636. $user_tz = new DateTimeZone($user_tz_string);
  637. } catch (Exception $e) {
  638. $user_tz = $utc_tz;
  639. }
  640. $tz_offset = $user_tz->getOffset($dt);
  641. }
  642. $user_timestamp = $dt->format('U') + $tz_offset;
  643. if (!$no_smart_dt) {
  644. return smart_date_time($link, $user_timestamp,
  645. $tz_offset, $owner_uid);
  646. } else {
  647. if ($long)
  648. $format = get_pref($link, 'LONG_DATE_FORMAT', $owner_uid);
  649. else
  650. $format = get_pref($link, 'SHORT_DATE_FORMAT', $owner_uid);
  651. return date($format, $user_timestamp);
  652. }
  653. }
  654. function smart_date_time($link, $timestamp, $tz_offset = 0, $owner_uid = false) {
  655. if (!$owner_uid) $owner_uid = $_SESSION['uid'];
  656. if (date("Y.m.d", $timestamp) == date("Y.m.d", time() + $tz_offset)) {
  657. return date("G:i", $timestamp);
  658. } else if (date("Y", $timestamp) == date("Y", time() + $tz_offset)) {
  659. $format = get_pref($link, 'SHORT_DATE_FORMAT', $owner_uid);
  660. return date($format, $timestamp);
  661. } else {
  662. $format = get_pref($link, 'LONG_DATE_FORMAT', $owner_uid);
  663. return date($format, $timestamp);
  664. }
  665. }
  666. function sql_bool_to_bool($s) {
  667. if ($s == "t" || $s == "1" || strtolower($s) == "true") {
  668. return true;
  669. } else {
  670. return false;
  671. }
  672. }
  673. function bool_to_sql_bool($s) {
  674. if ($s) {
  675. return "true";
  676. } else {
  677. return "false";
  678. }
  679. }
  680. // Session caching removed due to causing wrong redirects to upgrade
  681. // script when get_schema_version() is called on an obsolete session
  682. // created on a previous schema version.
  683. function get_schema_version($link, $nocache = false) {
  684. global $schema_version;
  685. if (!$schema_version) {
  686. $result = db_query($link, "SELECT schema_version FROM ttrss_version");
  687. $version = db_fetch_result($result, 0, "schema_version");
  688. $schema_version = $version;
  689. return $version;
  690. } else {
  691. return $schema_version;
  692. }
  693. }
  694. function sanity_check($link) {
  695. require_once 'errors.php';
  696. $error_code = 0;
  697. $schema_version = get_schema_version($link, true);
  698. if ($schema_version != SCHEMA_VERSION) {
  699. $error_code = 5;
  700. }
  701. if (DB_TYPE == "mysql") {
  702. $result = db_query($link, "SELECT true", false);
  703. if (db_num_rows($result) != 1) {
  704. $error_code = 10;
  705. }
  706. }
  707. if (db_escape_string($link, "testTEST") != "testTEST") {
  708. $error_code = 12;
  709. }
  710. return array("code" => $error_code, "message" => $ERRORS[$error_code]);
  711. }
  712. function file_is_locked($filename) {
  713. if (function_exists('flock')) {
  714. $fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
  715. if ($fp) {
  716. if (flock($fp, LOCK_EX | LOCK_NB)) {
  717. flock($fp, LOCK_UN);
  718. fclose($fp);
  719. return false;
  720. }
  721. fclose($fp);
  722. return true;
  723. } else {
  724. return false;
  725. }
  726. }
  727. return true; // consider the file always locked and skip the test
  728. }
  729. function make_lockfile($filename) {
  730. $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
  731. if ($fp && flock($fp, LOCK_EX | LOCK_NB)) {
  732. if (function_exists('posix_getpid')) {
  733. fwrite($fp, posix_getpid() . "\n");
  734. }
  735. return $fp;
  736. } else {
  737. return false;
  738. }
  739. }
  740. function make_stampfile($filename) {
  741. $fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
  742. if (flock($fp, LOCK_EX | LOCK_NB)) {
  743. fwrite($fp, time() . "\n");
  744. flock($fp, LOCK_UN);
  745. fclose($fp);
  746. return true;
  747. } else {
  748. return false;
  749. }
  750. }
  751. function sql_random_function() {
  752. if (DB_TYPE == "mysql") {
  753. return "RAND()";
  754. } else {
  755. return "RANDOM()";
  756. }
  757. }
  758. function catchup_feed($link, $feed, $cat_view, $owner_uid = false, $max_id = false, $mode = 'all') {
  759. if (!$owner_uid) $owner_uid = $_SESSION['uid'];
  760. //if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
  761. // Todo: all this interval stuff needs some generic generator function
  762. $date_qpart = "false";
  763. switch ($mode) {
  764. case "1day":
  765. if (DB_TYPE == "pgsql") {
  766. $date_qpart = "date_entered < NOW() - INTERVAL '1 day' ";
  767. } else {
  768. $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY) ";
  769. }
  770. break;
  771. case "1week":
  772. if (DB_TYPE == "pgsql") {
  773. $date_qpart = "date_entered < NOW() - INTERVAL '1 week' ";
  774. } else {
  775. $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 WEEK) ";
  776. }
  777. break;
  778. case "2weeks":
  779. if (DB_TYPE == "pgsql") {
  780. $date_qpart = "date_entered < NOW() - INTERVAL '2 week' ";
  781. } else {
  782. $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 2 WEEK) ";
  783. }
  784. break;
  785. default:
  786. $date_qpart = "true";
  787. }
  788. if (is_numeric($feed)) {
  789. if ($cat_view) {
  790. if ($feed >= 0) {
  791. if ($feed > 0) {
  792. $children = getChildCategories($link, $feed, $owner_uid);
  793. array_push($children, $feed);
  794. $children = join(",", $children);
  795. $cat_qpart = "cat_id IN ($children)";
  796. } else {
  797. $cat_qpart = "cat_id IS NULL";
  798. }
  799. db_query($link, "UPDATE ttrss_user_entries
  800. SET unread = false, last_read = NOW() WHERE ref_id IN
  801. (SELECT id FROM
  802. (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
  803. AND owner_uid = $owner_uid AND unread = true AND feed_id IN
  804. (SELECT id FROM ttrss_feeds WHERE $cat_qpart) AND $date_qpart) as tmp)");
  805. } else if ($feed == -2) {
  806. db_query($link, "UPDATE ttrss_user_entries
  807. SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
  808. FROM ttrss_user_labels2 WHERE article_id = ref_id) > 0
  809. AND unread = true AND $date_qpart AND owner_uid = $owner_uid");
  810. }
  811. } else if ($feed > 0) {
  812. db_query($link, "UPDATE ttrss_user_entries
  813. SET unread = false, last_read = NOW() WHERE ref_id IN
  814. (SELECT id FROM
  815. (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
  816. AND owner_uid = $owner_uid AND unread = true AND feed_id = $feed AND $date_qpart) as tmp)");
  817. } else if ($feed < 0 && $feed > LABEL_BASE_INDEX) { // special, like starred
  818. if ($feed == -1) {
  819. db_query($link, "UPDATE ttrss_user_entries
  820. SET unread = false, last_read = NOW() WHERE ref_id IN
  821. (SELECT id FROM
  822. (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
  823. AND owner_uid = $owner_uid AND unread = true AND marked = true AND $date_qpart) as tmp)");
  824. }
  825. if ($feed == -2) {
  826. db_query($link, "UPDATE ttrss_user_entries
  827. SET unread = false, last_read = NOW() WHERE ref_id IN
  828. (SELECT id FROM
  829. (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
  830. AND owner_uid = $owner_uid AND unread = true AND published = true AND $date_qpart) as tmp)");
  831. }
  832. if ($feed == -3) {
  833. $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE");
  834. if (DB_TYPE == "pgsql") {
  835. $match_part = "updated > NOW() - INTERVAL '$intl hour' ";
  836. } else {
  837. $match_part = "updated > DATE_SUB(NOW(),
  838. INTERVAL $intl HOUR) ";
  839. }
  840. db_query($link, "UPDATE ttrss_user_entries
  841. SET unread = false, last_read = NOW() WHERE ref_id IN
  842. (SELECT id FROM
  843. (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
  844. AND owner_uid = $owner_uid AND unread = true AND feed_id = $feed AND $date_qpart AND $match_part) as tmp)");
  845. }
  846. if ($feed == -4) {
  847. db_query($link, "UPDATE ttrss_user_entries
  848. SET unread = false, last_read = NOW() WHERE ref_id IN
  849. (SELECT id FROM
  850. (SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
  851. AND owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
  852. }
  853. } else if ($feed < LABEL_BASE_INDEX) { // label
  854. $label_id = feed_to_label_id($feed);
  855. db_query($link, "UPDATE ttrss_user_entries
  856. SET unread = false, last_read = NOW() WHERE ref_id IN
  857. (SELECT id FROM
  858. (SELECT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_user_labels2 WHERE ref_id = id
  859. AND label_id = '$label_id' AND ref_id = article_id
  860. AND owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
  861. }
  862. ccache_update($link, $feed, $owner_uid, $cat_view);
  863. } else { // tag
  864. db_query($link, "UPDATE ttrss_user_entries
  865. SET unread = false, last_read = NOW() WHERE ref_id IN
  866. (SELECT id FROM
  867. (SELECT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_tags WHERE ref_id = ttrss_entries.id
  868. AND post_int_id = int_id AND tag_name = '$feed'
  869. AND ttrss_user_entries.owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
  870. }
  871. }
  872. function getAllCounters($link) {
  873. $data = getGlobalCounters($link);
  874. $data = array_merge($data, getVirtCounters($link));
  875. $data = array_merge($data, getLabelCounters($link));
  876. $data = array_merge($data, getFeedCounters($link, $active_feed));
  877. $data = array_merge($data, getCategoryCounters($link));
  878. return $data;
  879. }
  880. function getCategoryTitle($link, $cat_id) {
  881. if ($cat_id == -1) {
  882. return __("Special");
  883. } else if ($cat_id == -2) {
  884. return __("Labels");
  885. } else {
  886. $result = db_query($link, "SELECT title FROM ttrss_feed_categories WHERE
  887. id = '$cat_id'");
  888. if (db_num_rows($result) == 1) {
  889. return db_fetch_result($result, 0, "title");
  890. } else {
  891. return __("Uncategorized");
  892. }
  893. }
  894. }
  895. function getCategoryCounters($link) {
  896. $ret_arr = array();
  897. /* Labels category */
  898. $cv = array("id" => -2, "kind" => "cat",
  899. "counter" => getCategoryUnread($link, -2));
  900. array_push($ret_arr, $cv);
  901. $result = db_query($link, "SELECT id AS cat_id, value AS unread,
  902. (SELECT COUNT(id) FROM ttrss_feed_categories AS c2
  903. WHERE c2.parent_cat = ttrss_feed_categories.id) AS num_children
  904. FROM ttrss_feed_categories, ttrss_cat_counters_cache
  905. WHERE ttrss_cat_counters_cache.feed_id = id AND
  906. ttrss_cat_counters_cache.owner_uid = ttrss_feed_categories.owner_uid AND
  907. ttrss_feed_categories.owner_uid = " . $_SESSION["uid"]);
  908. while ($line = db_fetch_assoc($result)) {
  909. $line["cat_id"] = (int) $line["cat_id"];
  910. if ($line["num_children"] > 0) {
  911. $child_counter = getCategoryChildrenUnread($link, $line["cat_id"], $_SESSION["uid"]);
  912. } else {
  913. $child_counter = 0;
  914. }
  915. $cv = array("id" => $line["cat_id"], "kind" => "cat",
  916. "counter" => $line["unread"] + $child_counter);
  917. array_push($ret_arr, $cv);
  918. }
  919. /* Special case: NULL category doesn't actually exist in the DB */
  920. $cv = array("id" => 0, "kind" => "cat",
  921. "counter" => (int) ccache_find($link, 0, $_SESSION["uid"], true));
  922. array_push($ret_arr, $cv);
  923. return $ret_arr;
  924. }
  925. // only accepts real cats (>= 0)
  926. function getCategoryChildrenUnread($link, $cat, $owner_uid = false) {
  927. if (!$owner_uid) $owner_uid = $_SESSION["uid"];
  928. $result = db_query($link, "SELECT id FROM ttrss_feed_categories WHERE parent_cat = '$cat'
  929. AND owner_uid = $owner_uid");
  930. $unread = 0;
  931. while ($line = db_fetch_assoc($result)) {
  932. $unread += getCategoryUnread($link, $line["id"], $owner_uid);
  933. $unread += getCategoryChildrenUnread($link, $line["id"], $owner_uid);
  934. }
  935. return $unread;
  936. }
  937. function getCategoryUnread($link, $cat, $owner_uid = false) {
  938. if (!$owner_uid) $owner_uid = $_SESSION["uid"];
  939. if ($cat >= 0) {
  940. if ($cat != 0) {
  941. $cat_query = "cat_id = '$cat'";
  942. } else {
  943. $cat_query = "cat_id IS NULL";
  944. }
  945. $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE $cat_query
  946. AND owner_uid = " . $owner_uid);
  947. $cat_feeds = array();
  948. while ($line = db_fetch_assoc($result)) {
  949. array_push($cat_feeds, "feed_id = " . $line["id"]);
  950. }
  951. if (count($cat_feeds) == 0) return 0;
  952. $match_part = implode(" OR ", $cat_feeds);
  953. $result = db_query($link, "SELECT COUNT(int_id) AS unread
  954. FROM ttrss_user_entries
  955. WHERE unread = true AND ($match_part)
  956. AND owner_uid = " . $owner_uid);
  957. $unread = 0;
  958. # this needs to be rewritten
  959. while ($line = db_fetch_assoc($result)) {
  960. $unread += $line["unread"];
  961. }
  962. return $unread;
  963. } else if ($cat == -1) {
  964. return getFeedUnread($link, -1) + getFeedUnread($link, -2) + getFeedUnread($link, -3) + getFeedUnread($link, 0);
  965. } else if ($cat == -2) {
  966. $result = db_query($link, "
  967. SELECT COUNT(unread) AS unread FROM
  968. ttrss_user_entries, ttrss_user_labels2
  969. WHERE article_id = ref_id AND unread = true
  970. AND ttrss_user_entries.owner_uid = '$owner_uid'");
  971. $unread = db_fetch_result($result, 0, "unread");
  972. return $unread;
  973. }
  974. }
  975. function getFeedUnread($link, $feed, $is_cat = false) {
  976. return getFeedArticles($link, $feed, $is_cat, true, $_SESSION["uid"]);
  977. }
  978. function getLabelUnread($link, $label_id, $owner_uid = false) {
  979. if (!$owner_uid) $owner_uid = $_SESSION["uid"];
  980. $result = db_query($link, "SELECT COUNT(ref_id) AS unread FROM ttrss_user_entries, ttrss_user_labels2
  981. WHERE owner_uid = '$owner_uid' AND unread = true AND label_id = '$label_id' AND article_id = ref_id");
  982. if (db_num_rows($result) != 0) {
  983. return db_fetch_result($result, 0, "unread");
  984. } else {
  985. return 0;
  986. }
  987. }
  988. function getFeedArticles($link, $feed, $is_cat = false, $unread_only = false,
  989. $owner_uid = false) {
  990. $n_feed = (int) $feed;
  991. $need_entries = false;
  992. if (!$owner_uid) $owner_uid = $_SESSION["uid"];
  993. if ($unread_only) {
  994. $unread_qpart = "unread = true";
  995. } else {
  996. $unread_qpart = "true";
  997. }
  998. if ($is_cat) {
  999. return getCategoryUnread($link, $n_feed, $owner_uid);
  1000. } else if ($n_feed == -6) {
  1001. return 0;
  1002. } else if ($feed != "0" && $n_feed == 0) {
  1003. $feed = db_escape_string($link, $feed);
  1004. $result = db_query($link, "SELECT SUM((SELECT COUNT(int_id)
  1005. FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
  1006. AND ref_id = id AND $unread_qpart)) AS count FROM ttrss_tags
  1007. WHERE owner_uid = $owner_uid AND tag_name = '$feed'");
  1008. return db_fetch_result($result, 0, "count");
  1009. } else if ($n_feed == -1) {
  1010. $match_part = "marked = true";
  1011. } else if ($n_feed == -2) {
  1012. $match_part = "published = true";
  1013. } else if ($n_feed == -3) {
  1014. $match_part = "unread = true AND score >= 0";
  1015. $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE", $owner_uid);
  1016. if (DB_TYPE == "pgsql") {
  1017. $match_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
  1018. } else {
  1019. $match_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
  1020. }
  1021. $need_entries = true;
  1022. } else if ($n_feed == -4) {
  1023. $match_part = "true";
  1024. } else if ($n_feed >= 0) {
  1025. if ($n_feed != 0) {
  1026. $match_part = "feed_id = '$n_feed'";
  1027. } else {
  1028. $match_part = "feed_id IS NULL";
  1029. }
  1030. } else if ($feed < LABEL_BASE_INDEX) {
  1031. $label_id = feed_to_label_id($feed);
  1032. return getLabelUnread($link, $label_id, $owner_uid);
  1033. }
  1034. if ($match_part) {
  1035. if ($need_entries) {
  1036. $from_qpart = "ttrss_user_entries,ttrss_entries";
  1037. $from_where = "ttrss_entries.id = ttrss_user_entries.ref_id AND";
  1038. } else {
  1039. $from_qpart = "ttrss_user_entries";
  1040. }
  1041. $query = "SELECT count(int_id) AS unread
  1042. FROM $from_qpart WHERE
  1043. $unread_qpart AND $from_where ($match_part) AND ttrss_user_entries.owner_uid = $owner_uid";
  1044. //echo "[$feed/$query]\n";
  1045. $result = db_query($link, $query);
  1046. } else {
  1047. $result = db_query($link, "SELECT COUNT(post_int_id) AS unread
  1048. FROM ttrss_tags,ttrss_user_entries,ttrss_entries
  1049. WHERE tag_name = '$feed' AND post_int_id = int_id AND ref_id = ttrss_entries.id
  1050. AND $unread_qpart AND ttrss_tags.owner_uid = " . $owner_uid);
  1051. }
  1052. $unread = db_fetch_result($result, 0, "unread");
  1053. return $unread;
  1054. }
  1055. function getGlobalUnread($link, $user_id = false) {
  1056. if (!$user_id) {
  1057. $user_id = $_SESSION["uid"];
  1058. }
  1059. $result = db_query($link, "SELECT SUM(value) AS c_id FROM ttrss_counters_cache
  1060. WHERE owner_uid = '$user_id' AND feed_id > 0");
  1061. $c_id = db_fetch_result($result, 0, "c_id");
  1062. return $c_id;
  1063. }
  1064. function getGlobalCounters($link, $global_unread = -1) {
  1065. $ret_arr = array();
  1066. if ($global_unread == -1) {
  1067. $global_unread = getGlobalUnread($link);
  1068. }
  1069. $cv = array("id" => "global-unread",
  1070. "counter" => (int) $global_unread);
  1071. array_push($ret_arr, $cv);
  1072. $result = db_query($link, "SELECT COUNT(id) AS fn FROM
  1073. ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
  1074. $subscribed_feeds = db_fetch_result($result, 0, "fn");
  1075. $cv = array("id" => "subscribed-feeds",
  1076. "counter" => (int) $subscribed_feeds);
  1077. array_push($ret_arr, $cv);
  1078. return $ret_arr;
  1079. }
  1080. function getVirtCounters($link) {
  1081. $ret_arr = array();
  1082. for ($i = 0; $i >= -4; $i--) {
  1083. $count = getFeedUnread($link, $i);
  1084. $cv = array("id" => $i,
  1085. "counter" => (int) $count);
  1086. // if (get_pref($link, 'EXTENDED_FEEDLIST'))
  1087. // $cv["xmsg"] = getFeedArticles($link, $i)." ".__("total");
  1088. array_push($ret_arr, $cv);
  1089. }
  1090. global $pluginhost;
  1091. if ($pluginhost) {
  1092. $feeds = $pluginhost->get_feeds(-1);
  1093. if (is_array($feeds)) {
  1094. foreach ($feeds as $feed) {
  1095. $cv = array("id" => PluginHost::pfeed_to_feed_id($feed['id']),
  1096. "counter" => $feed['sender']->get_unread($feed['id']));
  1097. array_push($ret_arr, $cv);
  1098. }
  1099. }
  1100. }
  1101. return $ret_arr;
  1102. }
  1103. function getLabelCounters($link, $descriptions = false) {
  1104. $ret_arr = array();
  1105. $owner_uid = $_SESSION["uid"];
  1106. $result = db_query($link, "SELECT id,caption,COUNT(unread) AS unread
  1107. FROM ttrss_labels2 LEFT JOIN ttrss_user_labels2 ON
  1108. (ttrss_labels2.id = label_id)
  1109. LEFT JOIN ttrss_user_entries ON (ref_id = article_id AND unread = true)
  1110. WHERE ttrss_labels2.owner_uid = $owner_uid GROUP BY ttrss_labels2.id,
  1111. ttrss_labels2.caption");
  1112. while ($line = db_fetch_assoc($result)) {
  1113. $id = label_to_feed_id($line["id"]);
  1114. $label_name = $line["caption"];
  1115. $count = $line["unread"];
  1116. $cv = array("id" => $id,
  1117. "counter" => (int) $count);
  1118. if ($descriptions)
  1119. $cv["description"] = $label_name;
  1120. // if (get_pref($link, 'EXTENDED_FEEDLIST'))
  1121. // $cv["xmsg"] = getFeedArticles($link, $id)." ".__("total");
  1122. array_push($ret_arr, $cv);
  1123. }
  1124. return $ret_arr;
  1125. }
  1126. function getFeedCounters($link, $active_feed = false) {
  1127. $ret_arr = array();
  1128. $query = "SELECT ttrss_feeds.id,
  1129. ttrss_feeds.title,
  1130. ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
  1131. last_error, value AS count
  1132. FROM ttrss_feeds, ttrss_counters_cache
  1133. WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
  1134. AND ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid
  1135. AND ttrss_counters_cache.feed_id = id";
  1136. $result = db_query($link, $query);
  1137. $fctrs_modified = false;
  1138. while ($line = db_fetch_assoc($result)) {
  1139. $id = $line["id"];
  1140. $count = $line["count"];
  1141. $last_error = htmlspecialchars($line["last_error"]);
  1142. $last_updated = make_local_datetime($link, $line['last_updated'], false);
  1143. $has_img = feed_has_icon($id);
  1144. if (date('Y') - date('Y', strtotime($line['last_updated'])) > 2)
  1145. $last_updated = '';
  1146. $cv = array("id" => $id,
  1147. "updated" => $last_updated,
  1148. "counter" => (int) $count,
  1149. "has_img" => (int) $has_img);
  1150. if ($last_error)
  1151. $cv["error"] = $last_error;
  1152. // if (get_pref($link, 'EXTENDED_FEEDLIST'))
  1153. // $cv["xmsg"] = getFeedArticles($link, $id)." ".__("total");
  1154. if ($active_feed && $id == $active_feed)
  1155. $cv["title"] = truncate_string($line["title"], 30);
  1156. array_push($ret_arr, $cv);
  1157. }
  1158. return $ret_arr;
  1159. }
  1160. function get_pgsql_version($link) {
  1161. $result = db_query($link, "SELECT version() AS version");
  1162. $version = explode(" ", db_fetch_result($result, 0, "version"));
  1163. return $version[1];
  1164. }
  1165. /**
  1166. * @return array (code => Status code, message => error message if available)
  1167. *
  1168. * 0 - OK, Feed already exists
  1169. * 1 - OK, Feed added
  1170. * 2 - Invalid URL
  1171. * 3 - URL content is HTML, no feeds available
  1172. * 4 - URL content is HTML which contains multiple feeds.
  1173. * Here you should call extractfeedurls in rpc-backend
  1174. * to get all possible feeds.
  1175. * 5 - Couldn't download the URL content.
  1176. */
  1177. function subscribe_to_feed($link, $url, $cat_id = 0,
  1178. $auth_login = '', $auth_pass = '') {
  1179. global $fetch_last_error;
  1180. require_once "include/rssfuncs.php";
  1181. $url = fix_url($url);
  1182. if (!$url || !validate_feed_url($url)) return array("code" => 2);
  1183. $contents = @fetch_file_contents($url, false, $auth_login, $auth_pass);
  1184. if (!$contents) {
  1185. return array("code" => 5, "message" => $fetch_last_error);
  1186. }
  1187. if (is_html($contents)) {
  1188. $feedUrls = get_feeds_from_html($url, $contents);
  1189. if (count($feedUrls) == 0) {
  1190. return array("code" => 3);
  1191. } else if (count($feedUrls) > 1) {
  1192. return array("code" => 4, "feeds" => $feedUrls);
  1193. }
  1194. //use feed url as new URL
  1195. $url = key($feedUrls);
  1196. }
  1197. if ($cat_id == "0" || !$cat_id) {
  1198. $cat_qpart = "NULL";
  1199. } else {
  1200. $cat_qpart = "'$cat_id'";
  1201. }
  1202. $result = db_query($link,
  1203. "SELECT id FROM ttrss_feeds
  1204. WHERE feed_url = '$url' AND owner_uid = ".$_SESSION["uid"]);
  1205. if (db_num_rows($result) == 0) {
  1206. $result = db_query($link,
  1207. "INSERT INTO ttrss_feeds
  1208. (owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method)
  1209. VALUES ('".$_SESSION["uid"]."', '$url',
  1210. '[Unknown]', $cat_qpart, '$auth_login', '$auth_pass', 0)");
  1211. $result = db_query($link,
  1212. "SELECT id FROM ttrss_feeds WHERE feed_url = '$url'
  1213. AND owner_uid = " . $_SESSION["uid"]);
  1214. $feed_id = db_fetch_result($result, 0, "id");
  1215. if ($feed_id) {
  1216. update_rss_feed($link, $feed_id, true);
  1217. }
  1218. return array("code" => 1);
  1219. } else {
  1220. return array("code" => 0);
  1221. }
  1222. }
  1223. function print_feed_select($link, $id, $default_id = "",
  1224. $attributes = "", $include_all_feeds = true,
  1225. $root_id = false, $nest_level = 0) {
  1226. if (!$root_id) {
  1227. print "<select id=\"$id\" name=\"$id\" $attributes>";
  1228. if ($include_all_feeds) {
  1229. $is_selected = ("0" == $default_id) ? "selected=\"1\"" : "";
  1230. print "<option $is_selected value=\"0\">".__('All feeds')."</option>";
  1231. }
  1232. }
  1233. if (get_pref($link, 'ENABLE_FEED_CATS')) {
  1234. if ($root_id)
  1235. $parent_qpart = "parent_cat = '$root_id'";
  1236. else
  1237. $parent_qpart = "parent_cat IS NULL";
  1238. $result = db_query($link, "SELECT id,title,
  1239. (SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
  1240. c2.parent_cat = ttrss_feed_categories.id) AS num_children
  1241. FROM ttrss_feed_categories
  1242. WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
  1243. while ($line = db_fetch_assoc($result)) {
  1244. for ($i = 0; $i < $nest_level; $i++)
  1245. $line["title"] = " - " . $line["title"];
  1246. $is_selected = ("CAT:".$line["id"] == $default_id) ? "selected=\"1\"" : "";
  1247. printf("<option $is_selected value='CAT:%d'>%s</option>",
  1248. $line["id"], htmlspecialchars($line["title"]));
  1249. if ($line["num_children"] > 0)
  1250. print_feed_select($link, $id, $default_id, $attributes,
  1251. $include_all_feeds, $line["id"], $nest_level+1);
  1252. $feed_result = db_query($link, "SELECT id,title FROM ttrss_feeds
  1253. WHERE cat_id = '".$line["id"]."' AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
  1254. while ($fline = db_fetch_assoc($feed_result)) {
  1255. $is_selected = ($fline["id"] == $default_id) ? "selected=\"1\"" : "";
  1256. $fline["title"] = " + " . $fline["title"];
  1257. for ($i = 0; $i < $nest_level; $i++)
  1258. $fline["title"] = " - " . $fline["title"];
  1259. printf("<option $is_selected value='%d'>%s</option>",
  1260. $fline["id"], htmlspecialchars($fline["title"]));
  1261. }
  1262. }
  1263. if (!$root_id) {
  1264. $is_selected = ($default_id == "CAT:0") ? "selected=\"1\"" : "";
  1265. printf("<option $is_selected value='CAT:0'>%s</option>",
  1266. __("Uncategorized"));
  1267. $feed_result = db_query($link, "SELECT id,title FROM ttrss_feeds
  1268. WHERE cat_id IS NULL AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
  1269. while ($fline = db_fetch_assoc($feed_result)) {
  1270. $is_selected = ($fline["id"] == $default_id && !$default_is_cat) ? "selected=\"1\"" : "";
  1271. $fline["title"] = " + " . $fline["title"];
  1272. for ($i = 0; $i < $nest_level; $i++)
  1273. $fline["title"] = " - " . $fline["title"];
  1274. printf("<option $is_selected value='%d'>%s</option>",
  1275. $fline["id"], htmlspecialchars($fline["title"]));
  1276. }
  1277. }
  1278. } else {
  1279. $result = db_query($link, "SELECT id,title FROM ttrss_feeds
  1280. WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
  1281. while ($line = db_fetch_assoc($result)) {
  1282. $is_selected = ($line["id"] == $default_id) ? "selected=\"1\"" : "";
  1283. printf("<option $is_selected value='%d'>%s</option>",
  1284. $line["id"], htmlspecialchars($line["title"]));
  1285. }
  1286. }
  1287. if (!$root_id) {
  1288. print "</select>";
  1289. }
  1290. }
  1291. function print_feed_cat_select($link, $id, $default_id,
  1292. $attributes, $include_all_cats = true, $root_id = false, $nest_level = 0) {
  1293. if (!$root_id) {
  1294. print "<select id=\"$id\" name=\"$id\" default=\"$default_id\" onchange=\"catSelectOnChange(this)\" $attributes>";
  1295. }
  1296. if ($root_id)
  1297. $parent_qpart = "parent_cat = '$root_id'";
  1298. else
  1299. $parent_qpart = "parent_cat IS NULL";
  1300. $result = db_query($link, "SELECT id,title,
  1301. (SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
  1302. c2.parent_cat = ttrss_feed_categories.id) AS num_children
  1303. FROM ttrss_feed_categories
  1304. WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
  1305. while ($line = db_fetch_assoc($result)) {
  1306. if ($line["id"] == $default_id) {
  1307. $is_selected = "selected=\"1\"";
  1308. } else {
  1309. $is_selected = "";
  1310. }
  1311. for ($i = 0; $i < $nest_level; $i++)
  1312. $line["title"] = " - " . $line["title"];
  1313. if ($line["title"])
  1314. printf("<option $is_selected value='%d'>%s</option>",
  1315. $line["id"], htmlspecialchars($line["title"]));
  1316. if ($line["num_children"] > 0)
  1317. print_feed_cat_select($link, $id, $default_id, $attributes,
  1318. $include_all_cats, $line["id"], $nest_level+1);
  1319. }
  1320. if (!$root_id) {
  1321. if ($include_all_cats) {
  1322. if (db_num_rows($result) > 0) {
  1323. print "<option disabled=\"1\">--------</option>";
  1324. }
  1325. if ($default_id == 0) {
  1326. $is_selected = "selected=\"1\"";
  1327. } else {
  1328. $is_selected = "";
  1329. }
  1330. print "<option $is_selected value=\"0\">".__('Uncategorized')."</option>";
  1331. }
  1332. print "</select>";
  1333. }
  1334. }
  1335. function checkbox_to_sql_bool($val) {
  1336. return ($val == "on") ? "true" : "false";
  1337. }
  1338. function getFeedCatTitle($link, $id) {
  1339. if ($id == -1) {
  1340. return __("Special");
  1341. } else if ($id < LABEL_BASE_INDEX) {
  1342. return __("Labels");
  1343. } else if ($id > 0) {
  1344. $result = db_query($link, "SELECT ttrss_feed_categories.title
  1345. FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND
  1346. cat_id = ttrss_feed_categories.id");
  1347. if (db_num_rows($result) == 1) {
  1348. return db_fetch_result($result, 0, "title");
  1349. } else {
  1350. return __("Uncategorized");
  1351. }
  1352. } else {
  1353. return "getFeedCatTitle($id) failed";
  1354. }
  1355. }
  1356. function getFeedIcon($id) {
  1357. switch ($id) {
  1358. case 0:
  1359. return "images/archive.png";
  1360. break;
  1361. case -1:
  1362. return "images/mark_set.svg";
  1363. break;
  1364. case -2:
  1365. return "images/pub_set.svg";
  1366. break;
  1367. case -3:
  1368. return "images/fresh.png";
  1369. break;
  1370. case -4:
  1371. return "images/tag.png";
  1372. break;
  1373. case -6:
  1374. return "images/recently_read.png";
  1375. break;
  1376. default:
  1377. if ($id < LABEL_BASE_INDEX) {
  1378. return "images/label.png";
  1379. } else {
  1380. if (file_exists(ICONS_DIR . "/$id.ico"))
  1381. return ICONS_URL . "/$id.ico";
  1382. }
  1383. break;
  1384. }
  1385. }
  1386. function getFeedTitle($link, $id, $cat = false) {
  1387. if ($cat) {
  1388. return getCategoryTitle($link, $id);
  1389. } else if ($id == -1) {
  1390. return __("Starred articles");
  1391. } else if ($id == -2) {
  1392. return __("Published articles");
  1393. } else if ($id == -3) {
  1394. return __("Fresh articles");
  1395. } else if ($id == -4) {
  1396. return __("All articles");
  1397. } else if ($id === 0 || $id === "0") {
  1398. return __("Archived articles");
  1399. } else if ($id == -6) {
  1400. return __("Recently read");
  1401. } else if ($id < LABEL_BASE_INDEX) {
  1402. $label_id = feed_to_label_id($id);

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