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2616 lines
71 KiB
PHP
2616 lines
71 KiB
PHP
<?php
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define('EXPECTED_CONFIG_VERSION', 26);
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define('SCHEMA_VERSION', 134);
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define('LABEL_BASE_INDEX', -1024);
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define('PLUGIN_FEED_BASE_INDEX', -128);
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define('COOKIE_LIFETIME_LONG', 86400*365);
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$fetch_last_error = false;
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$fetch_last_error_code = false;
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$fetch_last_content_type = false;
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$fetch_last_error_content = false; // curl only for the time being
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$fetch_effective_url = false;
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$fetch_curl_used = false;
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libxml_disable_entity_loader(true);
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// separate test because this is included before sanity checks
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if (function_exists("mb_internal_encoding")) mb_internal_encoding("UTF-8");
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date_default_timezone_set('UTC');
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if (defined('E_DEPRECATED')) {
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error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED);
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} else {
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error_reporting(E_ALL & ~E_NOTICE);
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}
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require_once 'config.php';
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/**
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* Define a constant if not already defined
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*/
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function define_default($name, $value) {
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defined($name) or define($name, $value);
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}
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/* Some tunables you can override in config.php using define(): */
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define_default('FEED_FETCH_TIMEOUT', 45);
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// How may seconds to wait for response when requesting feed from a site
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define_default('FEED_FETCH_NO_CACHE_TIMEOUT', 15);
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// How may seconds to wait for response when requesting feed from a
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// site when that feed wasn't cached before
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define_default('FILE_FETCH_TIMEOUT', 45);
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// Default timeout when fetching files from remote sites
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define_default('FILE_FETCH_CONNECT_TIMEOUT', 15);
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// How many seconds to wait for initial response from website when
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// fetching files from remote sites
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define_default('DAEMON_UPDATE_LOGIN_LIMIT', 30);
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// stop updating feeds if users haven't logged in for X days
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define_default('DAEMON_FEED_LIMIT', 500);
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// feed limit for one update batch
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define_default('DAEMON_SLEEP_INTERVAL', 120);
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// default sleep interval between feed updates (sec)
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define_default('MIN_CACHE_FILE_SIZE', 1024);
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// do not cache files smaller than that (bytes)
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define_default('MAX_CACHE_FILE_SIZE', 64*1024*1024);
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// do not cache files larger than that (bytes)
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define_default('MAX_DOWNLOAD_FILE_SIZE', 16*1024*1024);
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// do not download general files larger than that (bytes)
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define_default('CACHE_MAX_DAYS', 7);
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// max age in days for various automatically cached (temporary) files
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define_default('MAX_CONDITIONAL_INTERVAL', 3600*12);
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// max interval between forced unconditional updates for servers
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// not complying with http if-modified-since (seconds)
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/* tunables end here */
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if (DB_TYPE == "pgsql") {
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define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE');
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} else {
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define('SUBSTRING_FOR_DATE', 'SUBSTRING');
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}
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/**
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* Return available translations names.
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*
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* @access public
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* @return array A array of available translations.
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*/
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function get_translations() {
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$tr = array(
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"auto" => "Detect automatically",
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"ar_SA" => "العربيّة (Arabic)",
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"bg_BG" => "Bulgarian",
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"da_DA" => "Dansk",
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"ca_CA" => "Català",
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"cs_CZ" => "Česky",
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"en_US" => "English",
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"el_GR" => "Ελληνικά",
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"es_ES" => "Español (España)",
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"es_LA" => "Español",
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"de_DE" => "Deutsch",
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"fr_FR" => "Français",
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"hu_HU" => "Magyar (Hungarian)",
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"it_IT" => "Italiano",
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"ja_JP" => "日本語 (Japanese)",
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"lv_LV" => "Latviešu",
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"nb_NO" => "Norwegian bokmål",
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"nl_NL" => "Dutch",
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"pl_PL" => "Polski",
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"ru_RU" => "Русский",
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"pt_BR" => "Portuguese/Brazil",
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"pt_PT" => "Portuguese/Portugal",
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"zh_CN" => "Simplified Chinese",
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"zh_TW" => "Traditional Chinese",
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"sv_SE" => "Svenska",
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"fi_FI" => "Suomi",
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"tr_TR" => "Türkçe");
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return $tr;
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}
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require_once "lib/accept-to-gettext.php";
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require_once "lib/gettext/gettext.inc";
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function startup_gettext() {
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# Get locale from Accept-Language header
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$lang = al2gt(array_keys(get_translations()), "text/html");
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if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
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$lang = _TRANSLATION_OVERRIDE_DEFAULT;
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}
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if ($_SESSION["uid"] && get_schema_version() >= 120) {
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$pref_lang = get_pref("USER_LANGUAGE", $_SESSION["uid"]);
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if ($pref_lang && $pref_lang != 'auto') {
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$lang = $pref_lang;
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}
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}
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if ($lang) {
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if (defined('LC_MESSAGES')) {
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_setlocale(LC_MESSAGES, $lang);
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} else if (defined('LC_ALL')) {
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_setlocale(LC_ALL, $lang);
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}
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_bindtextdomain("messages", "locale");
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_textdomain("messages");
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_bind_textdomain_codeset("messages", "UTF-8");
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}
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}
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require_once 'db-prefs.php';
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require_once 'version.php';
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require_once 'controls.php';
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define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . VERSION . ' (http://tt-rss.org/)');
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ini_set('user_agent', SELF_USER_AGENT);
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$schema_version = false;
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// TODO: compat wrapper, remove at some point
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function _debug($msg) {
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Debug::log($msg);
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}
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/**
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* Purge a feed old posts.
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*
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* @param mixed $link A database connection.
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* @param mixed $feed_id The id of the purged feed.
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* @param mixed $purge_interval Olderness of purged posts.
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* @param boolean $debug Set to True to enable the debug. False by default.
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* @access public
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* @return void
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*/
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function purge_feed($feed_id, $purge_interval) {
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if (!$purge_interval) $purge_interval = feed_purge_interval($feed_id);
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$pdo = Db::pdo();
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$sth = $pdo->prepare("SELECT owner_uid FROM ttrss_feeds WHERE id = ?");
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$sth->execute([$feed_id]);
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$owner_uid = false;
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if ($row = $sth->fetch()) {
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$owner_uid = $row["owner_uid"];
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}
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if ($purge_interval == -1 || !$purge_interval) {
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if ($owner_uid) {
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CCache::update($feed_id, $owner_uid);
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}
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return;
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}
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if (!$owner_uid) return;
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if (FORCE_ARTICLE_PURGE == 0) {
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$purge_unread = get_pref("PURGE_UNREAD_ARTICLES",
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$owner_uid, false);
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} else {
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$purge_unread = true;
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$purge_interval = FORCE_ARTICLE_PURGE;
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}
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if (!$purge_unread)
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$query_limit = " unread = false AND ";
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else
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$query_limit = "";
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$purge_interval = (int) $purge_interval;
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if (DB_TYPE == "pgsql") {
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$sth = $pdo->prepare("DELETE FROM ttrss_user_entries
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USING ttrss_entries
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WHERE ttrss_entries.id = ref_id AND
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marked = false AND
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feed_id = ? AND
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$query_limit
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ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
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$sth->execute([$feed_id]);
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} else {
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$sth = $pdo->prepare("DELETE FROM ttrss_user_entries
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USING ttrss_user_entries, ttrss_entries
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WHERE ttrss_entries.id = ref_id AND
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marked = false AND
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feed_id = ? AND
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$query_limit
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ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
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$sth->execute([$feed_id]);
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}
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$rows = $sth->rowCount();
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CCache::update($feed_id, $owner_uid);
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Debug::log("Purged feed $feed_id ($purge_interval): deleted $rows articles");
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return $rows;
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} // function purge_feed
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function feed_purge_interval($feed_id) {
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$pdo = DB::pdo();
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$sth = $pdo->prepare("SELECT purge_interval, owner_uid FROM ttrss_feeds
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WHERE id = ?");
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$sth->execute([$feed_id]);
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if ($row = $sth->fetch()) {
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$purge_interval = $row["purge_interval"];
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$owner_uid = $row["owner_uid"];
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if ($purge_interval == 0) $purge_interval = get_pref(
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'PURGE_OLD_DAYS', $owner_uid);
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return $purge_interval;
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} else {
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return -1;
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}
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}
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// TODO: max_size currently only works for CURL transfers
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// TODO: multiple-argument way is deprecated, first parameter is a hash now
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function fetch_file_contents($options /* previously: 0: $url , 1: $type = false, 2: $login = false, 3: $pass = false,
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4: $post_query = false, 5: $timeout = false, 6: $timestamp = 0, 7: $useragent = false*/) {
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global $fetch_last_error;
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global $fetch_last_error_code;
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global $fetch_last_error_content;
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global $fetch_last_content_type;
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global $fetch_last_modified;
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global $fetch_effective_url;
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global $fetch_curl_used;
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$fetch_last_error = false;
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$fetch_last_error_code = -1;
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$fetch_last_error_content = "";
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$fetch_last_content_type = "";
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$fetch_curl_used = false;
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$fetch_last_modified = "";
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$fetch_effective_url = "";
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if (!is_array($options)) {
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// falling back on compatibility shim
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$option_names = [ "url", "type", "login", "pass", "post_query", "timeout", "last_modified", "useragent" ];
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$tmp = [];
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for ($i = 0; $i < func_num_args(); $i++) {
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$tmp[$option_names[$i]] = func_get_arg($i);
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}
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$options = $tmp;
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/*$options = array(
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"url" => func_get_arg(0),
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"type" => @func_get_arg(1),
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"login" => @func_get_arg(2),
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"pass" => @func_get_arg(3),
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"post_query" => @func_get_arg(4),
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"timeout" => @func_get_arg(5),
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"timestamp" => @func_get_arg(6),
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"useragent" => @func_get_arg(7)
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); */
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}
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$url = $options["url"];
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$type = isset($options["type"]) ? $options["type"] : false;
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$login = isset($options["login"]) ? $options["login"] : false;
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$pass = isset($options["pass"]) ? $options["pass"] : false;
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$post_query = isset($options["post_query"]) ? $options["post_query"] : false;
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$timeout = isset($options["timeout"]) ? $options["timeout"] : false;
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$last_modified = isset($options["last_modified"]) ? $options["last_modified"] : "";
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$useragent = isset($options["useragent"]) ? $options["useragent"] : false;
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$followlocation = isset($options["followlocation"]) ? $options["followlocation"] : true;
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$max_size = isset($options["max_size"]) ? $options["max_size"] : MAX_DOWNLOAD_FILE_SIZE; // in bytes
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$http_accept = isset($options["http_accept"]) ? $options["http_accept"] : false;
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$url = ltrim($url, ' ');
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$url = str_replace(' ', '%20', $url);
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if (strpos($url, "//") === 0)
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$url = 'http:' . $url;
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if (!defined('NO_CURL') && function_exists('curl_init') && !ini_get("open_basedir")) {
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$fetch_curl_used = true;
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$ch = curl_init($url);
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$curl_http_headers = [];
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if ($last_modified && !$post_query)
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array_push($curl_http_headers, "If-Modified-Since: $last_modified");
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if ($http_accept)
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array_push($curl_http_headers, "Accept: " . $http_accept);
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if (count($curl_http_headers) > 0)
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curl_setopt($ch, CURLOPT_HTTPHEADER, $curl_http_headers);
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curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout ? $timeout : FILE_FETCH_CONNECT_TIMEOUT);
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curl_setopt($ch, CURLOPT_TIMEOUT, $timeout ? $timeout : FILE_FETCH_TIMEOUT);
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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, !ini_get("open_basedir") && $followlocation);
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curl_setopt($ch, CURLOPT_MAXREDIRS, 20);
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curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_HEADER, true);
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curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
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curl_setopt($ch, CURLOPT_USERAGENT, $useragent ? $useragent :
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SELF_USER_AGENT);
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curl_setopt($ch, CURLOPT_ENCODING, "");
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//curl_setopt($ch, CURLOPT_REFERER, $url);
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if ($max_size) {
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curl_setopt($ch, CURLOPT_NOPROGRESS, false);
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curl_setopt($ch, CURLOPT_BUFFERSIZE, 16384); // needed to get 5 arguments in progress function?
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// holy shit closures in php
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// download & upload are *expected* sizes respectively, could be zero
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curl_setopt($ch, CURLOPT_PROGRESSFUNCTION, function($curl_handle, $download_size, $downloaded, $upload_size, $uploaded) use( &$max_size) {
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Debug::log("[curl progressfunction] $downloaded $max_size", Debug::$LOG_EXTENDED);
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return ($downloaded > $max_size) ? 1 : 0; // if max size is set, abort when exceeding it
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});
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}
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if (!ini_get("open_basedir")) {
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curl_setopt($ch, CURLOPT_COOKIEJAR, "/dev/null");
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}
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if (defined('_HTTP_PROXY')) {
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curl_setopt($ch, CURLOPT_PROXY, _HTTP_PROXY);
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}
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if ($post_query) {
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curl_setopt($ch, CURLOPT_POST, true);
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curl_setopt($ch, CURLOPT_POSTFIELDS, $post_query);
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}
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if ($login && $pass)
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curl_setopt($ch, CURLOPT_USERPWD, "$login:$pass");
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$ret = @curl_exec($ch);
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$headers_length = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
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$headers = explode("\r\n", substr($ret, 0, $headers_length));
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$contents = substr($ret, $headers_length);
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foreach ($headers as $header) {
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if (strstr($header, ": ") !== FALSE) {
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list ($key, $value) = explode(": ", $header);
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|
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if (strtolower($key) == "last-modified") {
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$fetch_last_modified = $value;
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}
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}
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if (substr(strtolower($header), 0, 7) == 'http/1.') {
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$fetch_last_error_code = (int) substr($header, 9, 3);
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$fetch_last_error = $header;
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}
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}
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if (curl_errno($ch) === 23 || curl_errno($ch) === 61) {
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curl_setopt($ch, CURLOPT_ENCODING, 'none');
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$contents = @curl_exec($ch);
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}
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$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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$fetch_last_content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
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$fetch_effective_url = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
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|
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$fetch_last_error_code = $http_code;
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|
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if ($http_code != 200 || $type && strpos($fetch_last_content_type, "$type") === false) {
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|
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if (curl_errno($ch) != 0) {
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$fetch_last_error .= "; " . curl_errno($ch) . " " . curl_error($ch);
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}
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|
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$fetch_last_error_content = $contents;
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curl_close($ch);
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return false;
|
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}
|
|
|
|
if (!$contents) {
|
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$fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
|
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curl_close($ch);
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return false;
|
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}
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|
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curl_close($ch);
|
|
|
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return $contents;
|
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} else {
|
|
|
|
$fetch_curl_used = false;
|
|
|
|
if ($login && $pass){
|
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$url_parts = array();
|
|
|
|
preg_match("/(^[^:]*):\/\/(.*)/", $url, $url_parts);
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|
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$pass = urlencode($pass);
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|
|
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if ($url_parts[1] && $url_parts[2]) {
|
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$url = $url_parts[1] . "://$login:$pass@" . $url_parts[2];
|
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}
|
|
}
|
|
|
|
// TODO: should this support POST requests or not? idk
|
|
|
|
$context_options = array(
|
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'http' => array(
|
|
'header' => array(
|
|
'Connection: close'
|
|
),
|
|
'method' => 'GET',
|
|
'ignore_errors' => true,
|
|
'timeout' => $timeout ? $timeout : FILE_FETCH_TIMEOUT,
|
|
'protocol_version'=> 1.1)
|
|
);
|
|
|
|
if (!$post_query && $last_modified)
|
|
array_push($context_options['http']['header'], "If-Modified-Since: $last_modified");
|
|
|
|
if ($http_accept)
|
|
array_push($context_options['http']['header'], "Accept: $http_accept");
|
|
|
|
if (defined('_HTTP_PROXY')) {
|
|
$context_options['http']['request_fulluri'] = true;
|
|
$context_options['http']['proxy'] = _HTTP_PROXY;
|
|
}
|
|
|
|
$context = stream_context_create($context_options);
|
|
|
|
$old_error = error_get_last();
|
|
|
|
$fetch_effective_url = $url;
|
|
|
|
$data = @file_get_contents($url, false, $context);
|
|
|
|
if (isset($http_response_header) && is_array($http_response_header)) {
|
|
foreach ($http_response_header as $header) {
|
|
if (strstr($header, ": ") !== FALSE) {
|
|
list ($key, $value) = explode(": ", $header);
|
|
|
|
$key = strtolower($key);
|
|
|
|
if ($key == 'content-type') {
|
|
$fetch_last_content_type = $value;
|
|
// don't abort here b/c there might be more than one
|
|
// e.g. if we were being redirected -- last one is the right one
|
|
} else if ($key == 'last-modified') {
|
|
$fetch_last_modified = $value;
|
|
} else if ($key == 'location') {
|
|
$fetch_effective_url = $value;
|
|
}
|
|
}
|
|
|
|
if (substr(strtolower($header), 0, 7) == 'http/1.') {
|
|
$fetch_last_error_code = (int) substr($header, 9, 3);
|
|
$fetch_last_error = $header;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($fetch_last_error_code != 200) {
|
|
$error = error_get_last();
|
|
|
|
if ($error['message'] != $old_error['message']) {
|
|
$fetch_last_error .= "; " . $error["message"];
|
|
}
|
|
|
|
$fetch_last_error_content = $data;
|
|
|
|
return false;
|
|
}
|
|
return $data;
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Try to determine the favicon URL for a feed.
|
|
* adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/)
|
|
* http://dev.wp-plugins.org/file/favatars/trunk/favatars.php
|
|
*
|
|
* @param string $url A feed or page URL
|
|
* @access public
|
|
* @return mixed The favicon URL, or false if none was found.
|
|
*/
|
|
function get_favicon_url($url) {
|
|
|
|
$favicon_url = false;
|
|
|
|
if ($html = @fetch_file_contents($url)) {
|
|
|
|
libxml_use_internal_errors(true);
|
|
|
|
$doc = new DOMDocument();
|
|
$doc->loadHTML($html);
|
|
$xpath = new DOMXPath($doc);
|
|
|
|
$base = $xpath->query('/html/head/base[@href]');
|
|
foreach ($base as $b) {
|
|
$url = rewrite_relative_url($url, $b->getAttribute("href"));
|
|
break;
|
|
}
|
|
|
|
$entries = $xpath->query('/html/head/link[@rel="shortcut icon" or @rel="icon"]');
|
|
if (count($entries) > 0) {
|
|
foreach ($entries as $entry) {
|
|
$favicon_url = rewrite_relative_url($url, $entry->getAttribute("href"));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!$favicon_url)
|
|
$favicon_url = rewrite_relative_url($url, "/favicon.ico");
|
|
|
|
return $favicon_url;
|
|
} // function get_favicon_url
|
|
|
|
function initialize_user_prefs($uid, $profile = false) {
|
|
|
|
if (get_schema_version() < 63) $profile_qpart = "";
|
|
|
|
$pdo = DB::pdo();
|
|
$in_nested_tr = false;
|
|
|
|
try {
|
|
$pdo->beginTransaction();
|
|
} catch (Exception $e) {
|
|
$in_nested_tr = true;
|
|
}
|
|
|
|
$sth = $pdo->query("SELECT pref_name,def_value FROM ttrss_prefs");
|
|
|
|
$profile = $profile ? $profile : null;
|
|
|
|
$u_sth = $pdo->prepare("SELECT pref_name
|
|
FROM ttrss_user_prefs WHERE owner_uid = :uid AND
|
|
(profile = :profile OR (:profile IS NULL AND profile IS NULL))");
|
|
$u_sth->execute([':uid' => $uid, ':profile' => $profile]);
|
|
|
|
$active_prefs = array();
|
|
|
|
while ($line = $u_sth->fetch()) {
|
|
array_push($active_prefs, $line["pref_name"]);
|
|
}
|
|
|
|
while ($line = $sth->fetch()) {
|
|
if (array_search($line["pref_name"], $active_prefs) === FALSE) {
|
|
// print "adding " . $line["pref_name"] . "<br>";
|
|
|
|
if (get_schema_version() < 63) {
|
|
$i_sth = $pdo->prepare("INSERT INTO ttrss_user_prefs
|
|
(owner_uid,pref_name,value) VALUES
|
|
(?, ?, ?)");
|
|
$i_sth->execute([$uid, $line["pref_name"], $line["def_value"]]);
|
|
|
|
} else {
|
|
$i_sth = $pdo->prepare("INSERT INTO ttrss_user_prefs
|
|
(owner_uid,pref_name,value, profile) VALUES
|
|
(?, ?, ?, ?)");
|
|
$i_sth->execute([$uid, $line["pref_name"], $line["def_value"], $profile]);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
if (!$in_nested_tr) $pdo->commit();
|
|
|
|
}
|
|
|
|
function get_ssl_certificate_id() {
|
|
if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"]) {
|
|
return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] .
|
|
$_SERVER["REDIRECT_SSL_CLIENT_V_START"] .
|
|
$_SERVER["REDIRECT_SSL_CLIENT_V_END"] .
|
|
$_SERVER["REDIRECT_SSL_CLIENT_S_DN"]);
|
|
}
|
|
if ($_SERVER["SSL_CLIENT_M_SERIAL"]) {
|
|
return sha1($_SERVER["SSL_CLIENT_M_SERIAL"] .
|
|
$_SERVER["SSL_CLIENT_V_START"] .
|
|
$_SERVER["SSL_CLIENT_V_END"] .
|
|
$_SERVER["SSL_CLIENT_S_DN"]);
|
|
}
|
|
return "";
|
|
}
|
|
|
|
function authenticate_user($login, $password, $check_only = false) {
|
|
|
|
if (!SINGLE_USER_MODE) {
|
|
$user_id = false;
|
|
$auth_module = false;
|
|
|
|
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_AUTH_USER) as $plugin) {
|
|
|
|
$user_id = (int) $plugin->authenticate($login, $password);
|
|
|
|
if ($user_id) {
|
|
$auth_module = strtolower(get_class($plugin));
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ($user_id && !$check_only) {
|
|
|
|
session_start();
|
|
session_regenerate_id(true);
|
|
|
|
$_SESSION["uid"] = $user_id;
|
|
$_SESSION["version"] = VERSION_STATIC;
|
|
$_SESSION["auth_module"] = $auth_module;
|
|
|
|
$pdo = DB::pdo();
|
|
$sth = $pdo->prepare("SELECT login,access_level,pwd_hash FROM ttrss_users
|
|
WHERE id = ?");
|
|
$sth->execute([$user_id]);
|
|
$row = $sth->fetch();
|
|
|
|
$_SESSION["name"] = $row["login"];
|
|
$_SESSION["access_level"] = $row["access_level"];
|
|
$_SESSION["csrf_token"] = uniqid_short();
|
|
|
|
$usth = $pdo->prepare("UPDATE ttrss_users SET last_login = NOW() WHERE id = ?");
|
|
$usth->execute([$user_id]);
|
|
|
|
$_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
|
|
$_SESSION["user_agent"] = sha1($_SERVER['HTTP_USER_AGENT']);
|
|
$_SESSION["pwd_hash"] = $row["pwd_hash"];
|
|
|
|
$_SESSION["last_version_check"] = time();
|
|
|
|
initialize_user_prefs($_SESSION["uid"]);
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
|
|
} else {
|
|
|
|
$_SESSION["uid"] = 1;
|
|
$_SESSION["name"] = "admin";
|
|
$_SESSION["access_level"] = 10;
|
|
|
|
$_SESSION["hide_hello"] = true;
|
|
$_SESSION["hide_logout"] = true;
|
|
|
|
$_SESSION["auth_module"] = false;
|
|
|
|
if (!$_SESSION["csrf_token"]) {
|
|
$_SESSION["csrf_token"] = uniqid_short();
|
|
}
|
|
|
|
$_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
|
|
|
|
initialize_user_prefs($_SESSION["uid"]);
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// this is used for user http parameters unless HTML code is actually needed
|
|
function clean($param) {
|
|
if (is_array($param)) {
|
|
return array_map("strip_tags", $param);
|
|
} else if (is_string($param)) {
|
|
return strip_tags($param);
|
|
} else {
|
|
return $param;
|
|
}
|
|
}
|
|
|
|
function make_password($length = 8) {
|
|
|
|
$password = "";
|
|
$possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ";
|
|
|
|
$i = 0;
|
|
|
|
while ($i < $length) {
|
|
$char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
|
|
|
|
if (!strstr($password, $char)) {
|
|
$password .= $char;
|
|
$i++;
|
|
}
|
|
}
|
|
return $password;
|
|
}
|
|
|
|
// this is called after user is created to initialize default feeds, labels
|
|
// or whatever else
|
|
|
|
// user preferences are checked on every login, not here
|
|
|
|
function initialize_user($uid) {
|
|
|
|
$pdo = DB::pdo();
|
|
|
|
$sth = $pdo->prepare("insert into ttrss_feeds (owner_uid,title,feed_url)
|
|
values (?, 'Tiny Tiny RSS: Forum',
|
|
'http://tt-rss.org/forum/rss.php')");
|
|
$sth->execute([$uid]);
|
|
}
|
|
|
|
function logout_user() {
|
|
@session_destroy();
|
|
if (isset($_COOKIE[session_name()])) {
|
|
setcookie(session_name(), '', time()-42000, '/');
|
|
}
|
|
session_commit();
|
|
}
|
|
|
|
function validate_csrf($csrf_token) {
|
|
return $csrf_token == $_SESSION['csrf_token'];
|
|
}
|
|
|
|
function load_user_plugins($owner_uid, $pluginhost = false) {
|
|
|
|
if (!$pluginhost) $pluginhost = PluginHost::getInstance();
|
|
|
|
if ($owner_uid && SCHEMA_VERSION >= 100) {
|
|
$plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
|
|
|
|
$pluginhost->load($plugins, PluginHost::KIND_USER, $owner_uid);
|
|
|
|
if (get_schema_version() > 100) {
|
|
$pluginhost->load_data();
|
|
}
|
|
}
|
|
}
|
|
|
|
function login_sequence() {
|
|
$pdo = Db::pdo();
|
|
|
|
if (SINGLE_USER_MODE) {
|
|
@session_start();
|
|
authenticate_user("admin", null);
|
|
startup_gettext();
|
|
load_user_plugins($_SESSION["uid"]);
|
|
} else {
|
|
if (!validate_session()) $_SESSION["uid"] = false;
|
|
|
|
if (!$_SESSION["uid"]) {
|
|
|
|
if (AUTH_AUTO_LOGIN && authenticate_user(null, null)) {
|
|
$_SESSION["ref_schema_version"] = get_schema_version(true);
|
|
} else {
|
|
authenticate_user(null, null, true);
|
|
}
|
|
|
|
if (!$_SESSION["uid"]) {
|
|
logout_user();
|
|
|
|
render_login_form();
|
|
exit;
|
|
}
|
|
|
|
} else {
|
|
/* bump login timestamp */
|
|
$sth = $pdo->prepare("UPDATE ttrss_users SET last_login = NOW() WHERE id = ?");
|
|
$sth->execute([$_SESSION['uid']]);
|
|
|
|
$_SESSION["last_login_update"] = time();
|
|
}
|
|
|
|
if ($_SESSION["uid"]) {
|
|
startup_gettext();
|
|
load_user_plugins($_SESSION["uid"]);
|
|
|
|
/* cleanup ccache */
|
|
|
|
$sth = $pdo->prepare("DELETE FROM ttrss_counters_cache WHERE owner_uid = ?
|
|
AND
|
|
(SELECT COUNT(id) FROM ttrss_feeds WHERE
|
|
ttrss_feeds.id = feed_id) = 0");
|
|
|
|
$sth->execute([$_SESSION['uid']]);
|
|
|
|
$sth = $pdo->prepare("DELETE FROM ttrss_cat_counters_cache WHERE owner_uid = ?
|
|
AND
|
|
(SELECT COUNT(id) FROM ttrss_feed_categories WHERE
|
|
ttrss_feed_categories.id = feed_id) = 0");
|
|
|
|
$sth->execute([$_SESSION['uid']]);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
function truncate_string($str, $max_len, $suffix = '…') {
|
|
if (mb_strlen($str, "utf-8") > $max_len) {
|
|
return mb_substr($str, 0, $max_len, "utf-8") . $suffix;
|
|
} else {
|
|
return $str;
|
|
}
|
|
}
|
|
|
|
// is not utf8 clean
|
|
function truncate_middle($str, $max_len, $suffix = '…') {
|
|
if (strlen($str) > $max_len) {
|
|
return substr_replace($str, $suffix, $max_len / 2, mb_strlen($str) - $max_len);
|
|
} else {
|
|
return $str;
|
|
}
|
|
}
|
|
|
|
function convert_timestamp($timestamp, $source_tz, $dest_tz) {
|
|
|
|
try {
|
|
$source_tz = new DateTimeZone($source_tz);
|
|
} catch (Exception $e) {
|
|
$source_tz = new DateTimeZone('UTC');
|
|
}
|
|
|
|
try {
|
|
$dest_tz = new DateTimeZone($dest_tz);
|
|
} catch (Exception $e) {
|
|
$dest_tz = new DateTimeZone('UTC');
|
|
}
|
|
|
|
$dt = new DateTime(date('Y-m-d H:i:s', $timestamp), $source_tz);
|
|
return $dt->format('U') + $dest_tz->getOffset($dt);
|
|
}
|
|
|
|
function make_local_datetime($timestamp, $long, $owner_uid = false,
|
|
$no_smart_dt = false, $eta_min = false) {
|
|
|
|
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
|
|
if (!$timestamp) $timestamp = '1970-01-01 0:00';
|
|
|
|
global $utc_tz;
|
|
global $user_tz;
|
|
|
|
if (!$utc_tz) $utc_tz = new DateTimeZone('UTC');
|
|
|
|
$timestamp = substr($timestamp, 0, 19);
|
|
|
|
# We store date in UTC internally
|
|
$dt = new DateTime($timestamp, $utc_tz);
|
|
|
|
$user_tz_string = get_pref('USER_TIMEZONE', $owner_uid);
|
|
|
|
if ($user_tz_string != 'Automatic') {
|
|
|
|
try {
|
|
if (!$user_tz) $user_tz = new DateTimeZone($user_tz_string);
|
|
} catch (Exception $e) {
|
|
$user_tz = $utc_tz;
|
|
}
|
|
|
|
$tz_offset = $user_tz->getOffset($dt);
|
|
} else {
|
|
$tz_offset = (int) -$_SESSION["clientTzOffset"];
|
|
}
|
|
|
|
$user_timestamp = $dt->format('U') + $tz_offset;
|
|
|
|
if (!$no_smart_dt) {
|
|
return smart_date_time($user_timestamp,
|
|
$tz_offset, $owner_uid, $eta_min);
|
|
} else {
|
|
if ($long)
|
|
$format = get_pref('LONG_DATE_FORMAT', $owner_uid);
|
|
else
|
|
$format = get_pref('SHORT_DATE_FORMAT', $owner_uid);
|
|
|
|
return date($format, $user_timestamp);
|
|
}
|
|
}
|
|
|
|
function smart_date_time($timestamp, $tz_offset = 0, $owner_uid = false, $eta_min = false) {
|
|
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
|
|
|
|
if ($eta_min && time() + $tz_offset - $timestamp < 3600) {
|
|
return T_sprintf("%d min", date("i", time() + $tz_offset - $timestamp));
|
|
} else if (date("Y.m.d", $timestamp) == date("Y.m.d", time() + $tz_offset)) {
|
|
return date("G:i", $timestamp);
|
|
} else if (date("Y", $timestamp) == date("Y", time() + $tz_offset)) {
|
|
$format = get_pref('SHORT_DATE_FORMAT', $owner_uid);
|
|
return date($format, $timestamp);
|
|
} else {
|
|
$format = get_pref('LONG_DATE_FORMAT', $owner_uid);
|
|
return date($format, $timestamp);
|
|
}
|
|
}
|
|
|
|
function sql_bool_to_bool($s) {
|
|
return $s && ($s !== "f" && $s !== "false"); //no-op for PDO, backwards compat for legacy layer
|
|
}
|
|
|
|
function bool_to_sql_bool($s) {
|
|
return $s ? 1 : 0;
|
|
}
|
|
|
|
// Session caching removed due to causing wrong redirects to upgrade
|
|
// script when get_schema_version() is called on an obsolete session
|
|
// created on a previous schema version.
|
|
function get_schema_version($nocache = false) {
|
|
global $schema_version;
|
|
|
|
$pdo = DB::pdo();
|
|
|
|
if (!$schema_version && !$nocache) {
|
|
$row = $pdo->query("SELECT schema_version FROM ttrss_version")->fetch();
|
|
$version = $row["schema_version"];
|
|
$schema_version = $version;
|
|
return $version;
|
|
} else {
|
|
return $schema_version;
|
|
}
|
|
}
|
|
|
|
function sanity_check() {
|
|
require_once 'errors.php';
|
|
global $ERRORS;
|
|
|
|
$error_code = 0;
|
|
$schema_version = get_schema_version(true);
|
|
|
|
if ($schema_version != SCHEMA_VERSION) {
|
|
$error_code = 5;
|
|
}
|
|
|
|
return array("code" => $error_code, "message" => $ERRORS[$error_code]);
|
|
}
|
|
|
|
function file_is_locked($filename) {
|
|
if (file_exists(LOCK_DIRECTORY . "/$filename")) {
|
|
if (function_exists('flock')) {
|
|
$fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
|
|
if ($fp) {
|
|
if (flock($fp, LOCK_EX | LOCK_NB)) {
|
|
flock($fp, LOCK_UN);
|
|
fclose($fp);
|
|
return false;
|
|
}
|
|
fclose($fp);
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
return true; // consider the file always locked and skip the test
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
function make_lockfile($filename) {
|
|
$fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
|
|
|
|
if ($fp && flock($fp, LOCK_EX | LOCK_NB)) {
|
|
$stat_h = fstat($fp);
|
|
$stat_f = stat(LOCK_DIRECTORY . "/$filename");
|
|
|
|
if (strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN') {
|
|
if ($stat_h["ino"] != $stat_f["ino"] ||
|
|
$stat_h["dev"] != $stat_f["dev"]) {
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (function_exists('posix_getpid')) {
|
|
fwrite($fp, posix_getpid() . "\n");
|
|
}
|
|
return $fp;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function make_stampfile($filename) {
|
|
$fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
|
|
|
|
if (flock($fp, LOCK_EX | LOCK_NB)) {
|
|
fwrite($fp, time() . "\n");
|
|
flock($fp, LOCK_UN);
|
|
fclose($fp);
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function sql_random_function() {
|
|
if (DB_TYPE == "mysql") {
|
|
return "RAND()";
|
|
} else {
|
|
return "RANDOM()";
|
|
}
|
|
}
|
|
|
|
function getFeedUnread($feed, $is_cat = false) {
|
|
return Feeds::getFeedArticles($feed, $is_cat, true, $_SESSION["uid"]);
|
|
}
|
|
|
|
function checkbox_to_sql_bool($val) {
|
|
return ($val == "on") ? 1 : 0;
|
|
}
|
|
|
|
function uniqid_short() {
|
|
return uniqid(base_convert(rand(), 10, 36));
|
|
}
|
|
|
|
function make_init_params() {
|
|
$params = array();
|
|
|
|
foreach (array("ON_CATCHUP_SHOW_NEXT_FEED", "HIDE_READ_FEEDS",
|
|
"ENABLE_FEED_CATS", "FEEDS_SORT_BY_UNREAD", "CONFIRM_FEED_CATCHUP",
|
|
"CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE",
|
|
"HIDE_READ_SHOWS_SPECIAL", "COMBINED_DISPLAY_MODE") as $param) {
|
|
|
|
$params[strtolower($param)] = (int) get_pref($param);
|
|
}
|
|
|
|
$params["icons_url"] = ICONS_URL;
|
|
$params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME;
|
|
$params["default_view_mode"] = get_pref("_DEFAULT_VIEW_MODE");
|
|
$params["default_view_limit"] = (int) get_pref("_DEFAULT_VIEW_LIMIT");
|
|
$params["default_view_order_by"] = get_pref("_DEFAULT_VIEW_ORDER_BY");
|
|
$params["bw_limit"] = (int) $_SESSION["bw_limit"];
|
|
$params["is_default_pw"] = Pref_Prefs::isdefaultpassword();
|
|
$params["label_base_index"] = (int) LABEL_BASE_INDEX;
|
|
|
|
$theme = get_pref( "USER_CSS_THEME", false, false);
|
|
$params["theme"] = theme_valid("$theme") ? $theme : "";
|
|
|
|
$params["plugins"] = implode(", ", PluginHost::getInstance()->get_plugin_names());
|
|
|
|
$params["php_platform"] = PHP_OS;
|
|
$params["php_version"] = PHP_VERSION;
|
|
|
|
$params["sanity_checksum"] = sha1(file_get_contents("include/sanity_check.php"));
|
|
|
|
$pdo = Db::pdo();
|
|
|
|
$sth = $pdo->prepare("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
|
|
ttrss_feeds WHERE owner_uid = ?");
|
|
$sth->execute([$_SESSION['uid']]);
|
|
$row = $sth->fetch();
|
|
|
|
$max_feed_id = $row["mid"];
|
|
$num_feeds = $row["nf"];
|
|
|
|
$params["max_feed_id"] = (int) $max_feed_id;
|
|
$params["num_feeds"] = (int) $num_feeds;
|
|
|
|
$params["hotkeys"] = get_hotkeys_map();
|
|
|
|
$params["csrf_token"] = $_SESSION["csrf_token"];
|
|
$params["widescreen"] = (int) $_COOKIE["ttrss_widescreen"];
|
|
|
|
$params['simple_update'] = defined('SIMPLE_UPDATE_MODE') && SIMPLE_UPDATE_MODE;
|
|
|
|
$params["icon_alert"] = base64_img("images/alert.png");
|
|
$params["icon_information"] = base64_img("images/information.png");
|
|
$params["icon_cross"] = base64_img("images/cross.png");
|
|
$params["icon_indicator_white"] = base64_img("images/indicator_white.gif");
|
|
|
|
$params["labels"] = Labels::get_all_labels($_SESSION["uid"]);
|
|
|
|
return $params;
|
|
}
|
|
|
|
function get_hotkeys_info() {
|
|
$hotkeys = array(
|
|
__("Navigation") => array(
|
|
"next_feed" => __("Open next feed"),
|
|
"prev_feed" => __("Open previous feed"),
|
|
"next_article" => __("Open next article"),
|
|
"prev_article" => __("Open previous article"),
|
|
"next_article_noscroll" => __("Open next article (don't scroll long articles)"),
|
|
"prev_article_noscroll" => __("Open previous article (don't scroll long articles)"),
|
|
"next_article_noexpand" => __("Move to next article (don't expand or mark read)"),
|
|
"prev_article_noexpand" => __("Move to previous article (don't expand or mark read)"),
|
|
"search_dialog" => __("Show search dialog")),
|
|
__("Article") => array(
|
|
"toggle_mark" => __("Toggle starred"),
|
|
"toggle_publ" => __("Toggle published"),
|
|
"toggle_unread" => __("Toggle unread"),
|
|
"edit_tags" => __("Edit tags"),
|
|
"open_in_new_window" => __("Open in new window"),
|
|
"catchup_below" => __("Mark below as read"),
|
|
"catchup_above" => __("Mark above as read"),
|
|
"article_scroll_down" => __("Scroll down"),
|
|
"article_scroll_up" => __("Scroll up"),
|
|
"select_article_cursor" => __("Select article under cursor"),
|
|
"email_article" => __("Email article"),
|
|
"close_article" => __("Close/collapse article"),
|
|
"toggle_expand" => __("Toggle article expansion (combined mode)"),
|
|
"toggle_widescreen" => __("Toggle widescreen mode"),
|
|
"toggle_embed_original" => __("Toggle embed original")),
|
|
__("Article selection") => array(
|
|
"select_all" => __("Select all articles"),
|
|
"select_unread" => __("Select unread"),
|
|
"select_marked" => __("Select starred"),
|
|
"select_published" => __("Select published"),
|
|
"select_invert" => __("Invert selection"),
|
|
"select_none" => __("Deselect everything")),
|
|
__("Feed") => array(
|
|
"feed_refresh" => __("Refresh current feed"),
|
|
"feed_unhide_read" => __("Un/hide read feeds"),
|
|
"feed_subscribe" => __("Subscribe to feed"),
|
|
"feed_edit" => __("Edit feed"),
|
|
"feed_catchup" => __("Mark as read"),
|
|
"feed_reverse" => __("Reverse headlines"),
|
|
"feed_toggle_vgroup" => __("Toggle headline grouping"),
|
|
"feed_debug_update" => __("Debug feed update"),
|
|
"feed_debug_viewfeed" => __("Debug viewfeed()"),
|
|
"catchup_all" => __("Mark all feeds as read"),
|
|
"cat_toggle_collapse" => __("Un/collapse current category"),
|
|
"toggle_combined_mode" => __("Toggle combined mode"),
|
|
"toggle_cdm_expanded" => __("Toggle auto expand in combined mode")),
|
|
__("Go to") => array(
|
|
"goto_all" => __("All articles"),
|
|
"goto_fresh" => __("Fresh"),
|
|
"goto_marked" => __("Starred"),
|
|
"goto_published" => __("Published"),
|
|
"goto_tagcloud" => __("Tag cloud"),
|
|
"goto_prefs" => __("Preferences")),
|
|
__("Other") => array(
|
|
"create_label" => __("Create label"),
|
|
"create_filter" => __("Create filter"),
|
|
"collapse_sidebar" => __("Un/collapse sidebar"),
|
|
"help_dialog" => __("Show help dialog"))
|
|
);
|
|
|
|
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_INFO) as $plugin) {
|
|
$hotkeys = $plugin->hook_hotkey_info($hotkeys);
|
|
}
|
|
|
|
return $hotkeys;
|
|
}
|
|
|
|
function get_hotkeys_map() {
|
|
$hotkeys = array(
|
|
// "navigation" => array(
|
|
"k" => "next_feed",
|
|
"j" => "prev_feed",
|
|
"n" => "next_article",
|
|
"p" => "prev_article",
|
|
"(38)|up" => "prev_article",
|
|
"(40)|down" => "next_article",
|
|
// "^(38)|Ctrl-up" => "prev_article_noscroll",
|
|
// "^(40)|Ctrl-down" => "next_article_noscroll",
|
|
"(191)|/" => "search_dialog",
|
|
// "article" => array(
|
|
"s" => "toggle_mark",
|
|
"*s" => "toggle_publ",
|
|
"u" => "toggle_unread",
|
|
"*t" => "edit_tags",
|
|
"o" => "open_in_new_window",
|
|
"c p" => "catchup_below",
|
|
"c n" => "catchup_above",
|
|
"*n" => "article_scroll_down",
|
|
"*p" => "article_scroll_up",
|
|
"*(38)|Shift+up" => "article_scroll_up",
|
|
"*(40)|Shift+down" => "article_scroll_down",
|
|
"a *w" => "toggle_widescreen",
|
|
"a e" => "toggle_embed_original",
|
|
"e" => "email_article",
|
|
"a q" => "close_article",
|
|
// "article_selection" => array(
|
|
"a a" => "select_all",
|
|
"a u" => "select_unread",
|
|
"a *u" => "select_marked",
|
|
"a p" => "select_published",
|
|
"a i" => "select_invert",
|
|
"a n" => "select_none",
|
|
// "feed" => array(
|
|
"f r" => "feed_refresh",
|
|
"f a" => "feed_unhide_read",
|
|
"f s" => "feed_subscribe",
|
|
"f e" => "feed_edit",
|
|
"f q" => "feed_catchup",
|
|
"f x" => "feed_reverse",
|
|
"f g" => "feed_toggle_vgroup",
|
|
"f *d" => "feed_debug_update",
|
|
"f *g" => "feed_debug_viewfeed",
|
|
"f *c" => "toggle_combined_mode",
|
|
"f c" => "toggle_cdm_expanded",
|
|
"*q" => "catchup_all",
|
|
"x" => "cat_toggle_collapse",
|
|
// "goto" => array(
|
|
"g a" => "goto_all",
|
|
"g f" => "goto_fresh",
|
|
"g s" => "goto_marked",
|
|
"g p" => "goto_published",
|
|
"g t" => "goto_tagcloud",
|
|
"g *p" => "goto_prefs",
|
|
// "other" => array(
|
|
"(9)|Tab" => "select_article_cursor", // tab
|
|
"c l" => "create_label",
|
|
"c f" => "create_filter",
|
|
"c s" => "collapse_sidebar",
|
|
"^(191)|Ctrl+/" => "help_dialog",
|
|
);
|
|
|
|
if (get_pref('COMBINED_DISPLAY_MODE')) {
|
|
$hotkeys["^(38)|Ctrl-up"] = "prev_article_noscroll";
|
|
$hotkeys["^(40)|Ctrl-down"] = "next_article_noscroll";
|
|
}
|
|
|
|
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_MAP) as $plugin) {
|
|
$hotkeys = $plugin->hook_hotkey_map($hotkeys);
|
|
}
|
|
|
|
$prefixes = array();
|
|
|
|
foreach (array_keys($hotkeys) as $hotkey) {
|
|
$pair = explode(" ", $hotkey, 2);
|
|
|
|
if (count($pair) > 1 && !in_array($pair[0], $prefixes)) {
|
|
array_push($prefixes, $pair[0]);
|
|
}
|
|
}
|
|
|
|
return array($prefixes, $hotkeys);
|
|
}
|
|
|
|
function check_for_update() {
|
|
if (defined("GIT_VERSION_TIMESTAMP")) {
|
|
$content = @fetch_file_contents(array("url" => "http://tt-rss.org/version.json", "timeout" => 5));
|
|
|
|
if ($content) {
|
|
$content = json_decode($content, true);
|
|
|
|
if ($content && isset($content["changeset"])) {
|
|
if ((int)GIT_VERSION_TIMESTAMP < (int)$content["changeset"]["timestamp"] &&
|
|
GIT_VERSION_HEAD != $content["changeset"]["id"]) {
|
|
|
|
return $content["changeset"]["id"];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
function make_runtime_info($disable_update_check = false) {
|
|
$data = array();
|
|
|
|
$pdo = Db::pdo();
|
|
|
|
$sth = $pdo->prepare("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
|
|
ttrss_feeds WHERE owner_uid = ?");
|
|
$sth->execute([$_SESSION['uid']]);
|
|
$row = $sth->fetch();
|
|
|
|
$max_feed_id = $row['mid'];
|
|
$num_feeds = $row['nf'];
|
|
|
|
$data["max_feed_id"] = (int) $max_feed_id;
|
|
$data["num_feeds"] = (int) $num_feeds;
|
|
|
|
$data['last_article_id'] = Article::getLastArticleId();
|
|
$data['cdm_expanded'] = get_pref('CDM_EXPANDED');
|
|
|
|
$data['dep_ts'] = calculate_dep_timestamp();
|
|
$data['reload_on_ts_change'] = !defined('_NO_RELOAD_ON_TS_CHANGE');
|
|
|
|
$data["labels"] = Labels::get_all_labels($_SESSION["uid"]);
|
|
|
|
if (CHECK_FOR_UPDATES && !$disable_update_check && $_SESSION["last_version_check"] + 86400 + rand(-1000, 1000) < time()) {
|
|
$update_result = @check_for_update();
|
|
|
|
$data["update_result"] = $update_result;
|
|
|
|
$_SESSION["last_version_check"] = time();
|
|
}
|
|
|
|
if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) {
|
|
|
|
$data['daemon_is_running'] = (int) file_is_locked("update_daemon.lock");
|
|
|
|
if (time() - $_SESSION["daemon_stamp_check"] > 30) {
|
|
|
|
$stamp = (int) @file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp");
|
|
|
|
if ($stamp) {
|
|
$stamp_delta = time() - $stamp;
|
|
|
|
if ($stamp_delta > 1800) {
|
|
$stamp_check = 0;
|
|
} else {
|
|
$stamp_check = 1;
|
|
$_SESSION["daemon_stamp_check"] = time();
|
|
}
|
|
|
|
$data['daemon_stamp_ok'] = $stamp_check;
|
|
|
|
$stamp_fmt = date("Y.m.d, G:i", $stamp);
|
|
|
|
$data['daemon_stamp'] = $stamp_fmt;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $data;
|
|
}
|
|
|
|
function search_to_sql($search, $search_language) {
|
|
|
|
$keywords = str_getcsv(trim($search), " ");
|
|
$query_keywords = array();
|
|
$search_words = array();
|
|
$search_query_leftover = array();
|
|
|
|
$pdo = Db::pdo();
|
|
|
|
if ($search_language)
|
|
$search_language = $pdo->quote(mb_strtolower($search_language));
|
|
else
|
|
$search_language = $pdo->quote("english");
|
|
|
|
foreach ($keywords as $k) {
|
|
if (strpos($k, "-") === 0) {
|
|
$k = substr($k, 1);
|
|
$not = "NOT";
|
|
} else {
|
|
$not = "";
|
|
}
|
|
|
|
$commandpair = explode(":", mb_strtolower($k), 2);
|
|
|
|
switch ($commandpair[0]) {
|
|
case "title":
|
|
if ($commandpair[1]) {
|
|
array_push($query_keywords, "($not (LOWER(ttrss_entries.title) LIKE ".
|
|
$pdo->quote('%' . mb_strtolower($commandpair[1]) . '%') ."))");
|
|
} else {
|
|
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
|
|
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
|
|
array_push($search_words, $k);
|
|
}
|
|
break;
|
|
case "author":
|
|
if ($commandpair[1]) {
|
|
array_push($query_keywords, "($not (LOWER(author) LIKE ".
|
|
$pdo->quote('%' . mb_strtolower($commandpair[1]) . '%')."))");
|
|
} else {
|
|
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
|
|
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
|
|
array_push($search_words, $k);
|
|
}
|
|
break;
|
|
case "note":
|
|
if ($commandpair[1]) {
|
|
if ($commandpair[1] == "true")
|
|
array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))");
|
|
else if ($commandpair[1] == "false")
|
|
array_push($query_keywords, "($not (note IS NULL OR note = ''))");
|
|
else
|
|
array_push($query_keywords, "($not (LOWER(note) LIKE ".
|
|
$pdo->quote('%' . mb_strtolower($commandpair[1]) . '%')."))");
|
|
} else {
|
|
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
|
|
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
|
|
if (!$not) array_push($search_words, $k);
|
|
}
|
|
break;
|
|
case "star":
|
|
|
|
if ($commandpair[1]) {
|
|
if ($commandpair[1] == "true")
|
|
array_push($query_keywords, "($not (marked = true))");
|
|
else
|
|
array_push($query_keywords, "($not (marked = false))");
|
|
} else {
|
|
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
|
|
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
|
|
if (!$not) array_push($search_words, $k);
|
|
}
|
|
break;
|
|
case "pub":
|
|
if ($commandpair[1]) {
|
|
if ($commandpair[1] == "true")
|
|
array_push($query_keywords, "($not (published = true))");
|
|
else
|
|
array_push($query_keywords, "($not (published = false))");
|
|
|
|
} else {
|
|
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
|
|
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
|
|
if (!$not) array_push($search_words, $k);
|
|
}
|
|
break;
|
|
case "unread":
|
|
if ($commandpair[1]) {
|
|
if ($commandpair[1] == "true")
|
|
array_push($query_keywords, "($not (unread = true))");
|
|
else
|
|
array_push($query_keywords, "($not (unread = false))");
|
|
|
|
} else {
|
|
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
|
|
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
|
|
if (!$not) array_push($search_words, $k);
|
|
}
|
|
break;
|
|
default:
|
|
if (strpos($k, "@") === 0) {
|
|
|
|
$user_tz_string = get_pref('USER_TIMEZONE', $_SESSION['uid']);
|
|
$orig_ts = strtotime(substr($k, 1));
|
|
$k = date("Y-m-d", convert_timestamp($orig_ts, $user_tz_string, 'UTC'));
|
|
|
|
//$k = date("Y-m-d", strtotime(substr($k, 1)));
|
|
|
|
array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')");
|
|
} else {
|
|
|
|
if (DB_TYPE == "pgsql") {
|
|
$k = mb_strtolower($k);
|
|
array_push($search_query_leftover, $not ? "!$k" : $k);
|
|
} else {
|
|
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
|
|
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
|
|
}
|
|
|
|
if (!$not) array_push($search_words, $k);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (count($search_query_leftover) > 0) {
|
|
$search_query_leftover = $pdo->quote(implode(" & ", $search_query_leftover));
|
|
|
|
if (DB_TYPE == "pgsql") {
|
|
array_push($query_keywords,
|
|
"(tsvector_combined @@ to_tsquery($search_language, $search_query_leftover))");
|
|
}
|
|
|
|
}
|
|
|
|
$search_query_part = implode("AND", $query_keywords);
|
|
|
|
return array($search_query_part, $search_words);
|
|
}
|
|
|
|
function iframe_whitelisted($entry) {
|
|
$whitelist = array("youtube.com", "youtu.be", "vimeo.com", "player.vimeo.com");
|
|
|
|
@$src = parse_url($entry->getAttribute("src"), PHP_URL_HOST);
|
|
|
|
if ($src) {
|
|
foreach ($whitelist as $w) {
|
|
if ($src == $w || $src == "www.$w")
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
// check for locally cached (media) URLs and rewrite to local versions
|
|
// this is called separately after sanitize() and plugin render article hooks to allow
|
|
// plugins work on original source URLs used before caching
|
|
|
|
function rewrite_cached_urls($str) {
|
|
$charset_hack = '<head>
|
|
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
|
|
</head>';
|
|
|
|
$res = trim($str); if (!$res) return '';
|
|
|
|
$doc = new DOMDocument();
|
|
$doc->loadHTML($charset_hack . $res);
|
|
$xpath = new DOMXPath($doc);
|
|
|
|
$entries = $xpath->query('(//img[@src]|//video[@poster]|//video/source[@src]|//audio/source[@src])');
|
|
|
|
$need_saving = false;
|
|
|
|
foreach ($entries as $entry) {
|
|
|
|
if ($entry->hasAttribute('src') || $entry->hasAttribute('poster')) {
|
|
|
|
// should be already absolutized because this is called after sanitize()
|
|
$src = $entry->hasAttribute('poster') ? $entry->getAttribute('poster') : $entry->getAttribute('src');
|
|
$cached_filename = CACHE_DIR . '/images/' . sha1($src);
|
|
|
|
if (file_exists($cached_filename)) {
|
|
|
|
// this is strictly cosmetic
|
|
if ($entry->tagName == 'img') {
|
|
$suffix = ".png";
|
|
} else if ($entry->parentNode && $entry->parentNode->tagName == "video") {
|
|
$suffix = ".mp4";
|
|
} else if ($entry->parentNode && $entry->parentNode->tagName == "audio") {
|
|
$suffix = ".ogg";
|
|
} else {
|
|
$suffix = "";
|
|
}
|
|
|
|
$src = get_self_url_prefix() . '/public.php?op=cached_url&hash=' . sha1($src) . $suffix;
|
|
|
|
if ($entry->hasAttribute('poster'))
|
|
$entry->setAttribute('poster', $src);
|
|
else
|
|
$entry->setAttribute('src', $src);
|
|
|
|
$need_saving = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($need_saving) {
|
|
$doc->removeChild($doc->firstChild); //remove doctype
|
|
$res = $doc->saveHTML();
|
|
}
|
|
|
|
return $res;
|
|
}
|
|
|
|
function sanitize($str, $force_remove_images = false, $owner = false, $site_url = false, $highlight_words = false, $article_id = false) {
|
|
if (!$owner) $owner = $_SESSION["uid"];
|
|
|
|
$res = trim($str); if (!$res) return '';
|
|
|
|
$charset_hack = '<head>
|
|
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
|
|
</head>';
|
|
|
|
$res = trim($res); if (!$res) return '';
|
|
|
|
libxml_use_internal_errors(true);
|
|
|
|
$doc = new DOMDocument();
|
|
$doc->loadHTML($charset_hack . $res);
|
|
$xpath = new DOMXPath($doc);
|
|
|
|
$rewrite_base_url = $site_url ? $site_url : get_self_url_prefix();
|
|
|
|
$entries = $xpath->query('(//a[@href]|//img[@src]|//video/source[@src]|//audio/source[@src])');
|
|
|
|
foreach ($entries as $entry) {
|
|
|
|
if ($entry->hasAttribute('href')) {
|
|
$entry->setAttribute('href',
|
|
rewrite_relative_url($rewrite_base_url, $entry->getAttribute('href')));
|
|
|
|
$entry->setAttribute('rel', 'noopener noreferrer');
|
|
}
|
|
|
|
if ($entry->hasAttribute('src')) {
|
|
$src = rewrite_relative_url($rewrite_base_url, $entry->getAttribute('src'));
|
|
|
|
// cache stuff has gone to rewrite_cached_urls()
|
|
|
|
$entry->setAttribute('src', $src);
|
|
}
|
|
|
|
if ($entry->nodeName == 'img') {
|
|
$entry->setAttribute('referrerpolicy', 'no-referrer');
|
|
|
|
$entry->removeAttribute('width');
|
|
$entry->removeAttribute('height');
|
|
|
|
if ($entry->hasAttribute('src')) {
|
|
$is_https_url = parse_url($entry->getAttribute('src'), PHP_URL_SCHEME) === 'https';
|
|
|
|
if (is_prefix_https() && !$is_https_url) {
|
|
|
|
if ($entry->hasAttribute('srcset')) {
|
|
$entry->removeAttribute('srcset');
|
|
}
|
|
|
|
if ($entry->hasAttribute('sizes')) {
|
|
$entry->removeAttribute('sizes');
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($entry->hasAttribute('src') &&
|
|
($owner && get_pref("STRIP_IMAGES", $owner)) || $force_remove_images || $_SESSION["bw_limit"]) {
|
|
|
|
$p = $doc->createElement('p');
|
|
|
|
$a = $doc->createElement('a');
|
|
$a->setAttribute('href', $entry->getAttribute('src'));
|
|
|
|
$a->appendChild(new DOMText($entry->getAttribute('src')));
|
|
$a->setAttribute('target', '_blank');
|
|
$a->setAttribute('rel', 'noopener noreferrer');
|
|
|
|
$p->appendChild($a);
|
|
|
|
if ($entry->nodeName == 'source') {
|
|
|
|
if ($entry->parentNode && $entry->parentNode->parentNode)
|
|
$entry->parentNode->parentNode->replaceChild($p, $entry->parentNode);
|
|
|
|
} else if ($entry->nodeName == 'img') {
|
|
|
|
if ($entry->parentNode)
|
|
$entry->parentNode->replaceChild($p, $entry);
|
|
|
|
}
|
|
}
|
|
|
|
if (strtolower($entry->nodeName) == "a") {
|
|
$entry->setAttribute("target", "_blank");
|
|
$entry->setAttribute("rel", "noopener noreferrer");
|
|
}
|
|
}
|
|
|
|
$entries = $xpath->query('//iframe');
|
|
foreach ($entries as $entry) {
|
|
if (!iframe_whitelisted($entry)) {
|
|
$entry->setAttribute('sandbox', 'allow-scripts');
|
|
} else {
|
|
if (is_prefix_https()) {
|
|
$entry->setAttribute("src",
|
|
str_replace("http://", "https://",
|
|
$entry->getAttribute("src")));
|
|
}
|
|
}
|
|
}
|
|
|
|
$allowed_elements = array('a', 'abbr', 'address', 'acronym', 'audio', 'article', 'aside',
|
|
'b', 'bdi', 'bdo', 'big', 'blockquote', 'body', 'br',
|
|
'caption', 'cite', 'center', 'code', 'col', 'colgroup',
|
|
'data', 'dd', 'del', 'details', 'description', 'dfn', 'div', 'dl', 'font',
|
|
'dt', 'em', 'footer', 'figure', 'figcaption',
|
|
'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'header', 'hr', 'html', 'i',
|
|
'img', 'ins', 'kbd', 'li', 'main', 'mark', 'nav', 'noscript',
|
|
'ol', 'p', 'pre', 'q', 'ruby', 'rp', 'rt', 's', 'samp', 'section',
|
|
'small', 'source', 'span', 'strike', 'strong', 'sub', 'summary',
|
|
'sup', 'table', 'tbody', 'td', 'tfoot', 'th', 'thead', 'time',
|
|
'tr', 'track', 'tt', 'u', 'ul', 'var', 'wbr', 'video', 'xml:namespace' );
|
|
|
|
if ($_SESSION['hasSandbox']) $allowed_elements[] = 'iframe';
|
|
|
|
$disallowed_attributes = array('id', 'style', 'class');
|
|
|
|
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SANITIZE) as $plugin) {
|
|
$retval = $plugin->hook_sanitize($doc, $site_url, $allowed_elements, $disallowed_attributes, $article_id);
|
|
if (is_array($retval)) {
|
|
$doc = $retval[0];
|
|
$allowed_elements = $retval[1];
|
|
$disallowed_attributes = $retval[2];
|
|
} else {
|
|
$doc = $retval;
|
|
}
|
|
}
|
|
|
|
$doc->removeChild($doc->firstChild); //remove doctype
|
|
$doc = strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes);
|
|
|
|
if ($highlight_words) {
|
|
foreach ($highlight_words as $word) {
|
|
|
|
// http://stackoverflow.com/questions/4081372/highlight-keywords-in-a-paragraph
|
|
|
|
$elements = $xpath->query("//*/text()");
|
|
|
|
foreach ($elements as $child) {
|
|
|
|
$fragment = $doc->createDocumentFragment();
|
|
$text = $child->textContent;
|
|
|
|
while (($pos = mb_stripos($text, $word)) !== false) {
|
|
$fragment->appendChild(new DomText(mb_substr($text, 0, $pos)));
|
|
$word = mb_substr($text, $pos, mb_strlen($word));
|
|
$highlight = $doc->createElement('span');
|
|
$highlight->appendChild(new DomText($word));
|
|
$highlight->setAttribute('class', 'highlight');
|
|
$fragment->appendChild($highlight);
|
|
$text = mb_substr($text, $pos + mb_strlen($word));
|
|
}
|
|
|
|
if (!empty($text)) $fragment->appendChild(new DomText($text));
|
|
|
|
$child->parentNode->replaceChild($fragment, $child);
|
|
}
|
|
}
|
|
}
|
|
|
|
$res = $doc->saveHTML();
|
|
|
|
/* strip everything outside of <body>...</body> */
|
|
|
|
$res_frag = array();
|
|
if (preg_match('/<body>(.*)<\/body>/is', $res, $res_frag)) {
|
|
return $res_frag[1];
|
|
} else {
|
|
return $res;
|
|
}
|
|
}
|
|
|
|
function strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes) {
|
|
$xpath = new DOMXPath($doc);
|
|
$entries = $xpath->query('//*');
|
|
|
|
foreach ($entries as $entry) {
|
|
if (!in_array($entry->nodeName, $allowed_elements)) {
|
|
$entry->parentNode->removeChild($entry);
|
|
}
|
|
|
|
if ($entry->hasAttributes()) {
|
|
$attrs_to_remove = array();
|
|
|
|
foreach ($entry->attributes as $attr) {
|
|
|
|
if (strpos($attr->nodeName, 'on') === 0) {
|
|
array_push($attrs_to_remove, $attr);
|
|
}
|
|
|
|
if ($attr->nodeName == 'href' && stripos($attr->value, 'javascript:') === 0) {
|
|
array_push($attrs_to_remove, $attr);
|
|
}
|
|
|
|
if (in_array($attr->nodeName, $disallowed_attributes)) {
|
|
array_push($attrs_to_remove, $attr);
|
|
}
|
|
}
|
|
|
|
foreach ($attrs_to_remove as $attr) {
|
|
$entry->removeAttributeNode($attr);
|
|
}
|
|
}
|
|
}
|
|
|
|
return $doc;
|
|
}
|
|
|
|
function trim_array($array) {
|
|
$tmp = $array;
|
|
array_walk($tmp, 'trim');
|
|
return $tmp;
|
|
}
|
|
|
|
function tag_is_valid($tag) {
|
|
if (!$tag || is_numeric($tag) || mb_strlen($tag) > 250)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
function render_login_form() {
|
|
header('Cache-Control: public');
|
|
|
|
require_once "login_form.php";
|
|
exit;
|
|
}
|
|
|
|
function T_sprintf() {
|
|
$args = func_get_args();
|
|
return vsprintf(__(array_shift($args)), $args);
|
|
}
|
|
|
|
function print_checkpoint($n, $s) {
|
|
$ts = microtime(true);
|
|
echo sprintf("<!-- CP[$n] %.4f seconds -->\n", $ts - $s);
|
|
return $ts;
|
|
}
|
|
|
|
function sanitize_tag($tag) {
|
|
$tag = trim($tag);
|
|
|
|
$tag = mb_strtolower($tag, 'utf-8');
|
|
|
|
$tag = preg_replace('/[,\'\"\+\>\<]/', "", $tag);
|
|
|
|
if (DB_TYPE == "mysql") {
|
|
$tag = preg_replace('/[\x{10000}-\x{10FFFF}]/u', "\xEF\xBF\xBD", $tag);
|
|
}
|
|
|
|
return $tag;
|
|
}
|
|
|
|
function is_server_https() {
|
|
return (!empty($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] != 'off')) || $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https';
|
|
}
|
|
|
|
function is_prefix_https() {
|
|
return parse_url(SELF_URL_PATH, PHP_URL_SCHEME) == 'https';
|
|
}
|
|
|
|
// this returns SELF_URL_PATH sans ending slash
|
|
function get_self_url_prefix() {
|
|
if (strrpos(SELF_URL_PATH, "/") === strlen(SELF_URL_PATH)-1) {
|
|
return substr(SELF_URL_PATH, 0, strlen(SELF_URL_PATH)-1);
|
|
} else {
|
|
return SELF_URL_PATH;
|
|
}
|
|
}
|
|
|
|
function encrypt_password($pass, $salt = '', $mode2 = false) {
|
|
if ($salt && $mode2) {
|
|
return "MODE2:" . hash('sha256', $salt . $pass);
|
|
} else if ($salt) {
|
|
return "SHA1X:" . sha1("$salt:$pass");
|
|
} else {
|
|
return "SHA1:" . sha1($pass);
|
|
}
|
|
} // function encrypt_password
|
|
|
|
function load_filters($feed_id, $owner_uid) {
|
|
$filters = array();
|
|
|
|
$feed_id = (int) $feed_id;
|
|
$cat_id = (int)Feeds::getFeedCategory($feed_id);
|
|
|
|
if ($cat_id == 0)
|
|
$null_cat_qpart = "cat_id IS NULL OR";
|
|
else
|
|
$null_cat_qpart = "";
|
|
|
|
$pdo = Db::pdo();
|
|
|
|
$sth = $pdo->prepare("SELECT * FROM ttrss_filters2 WHERE
|
|
owner_uid = ? AND enabled = true ORDER BY order_id, title");
|
|
$sth->execute([$owner_uid]);
|
|
|
|
$check_cats = array_merge(
|
|
Feeds::getParentCategories($cat_id, $owner_uid),
|
|
[$cat_id]);
|
|
|
|
$check_cats_str = join(",", $check_cats);
|
|
$check_cats_fullids = array_map(function($a) { return "CAT:$a"; }, $check_cats);
|
|
|
|
while ($line = $sth->fetch()) {
|
|
$filter_id = $line["id"];
|
|
|
|
$match_any_rule = sql_bool_to_bool($line["match_any_rule"]);
|
|
|
|
$sth2 = $pdo->prepare("SELECT
|
|
r.reg_exp, r.inverse, r.feed_id, r.cat_id, r.cat_filter, r.match_on, t.name AS type_name
|
|
FROM ttrss_filters2_rules AS r,
|
|
ttrss_filter_types AS t
|
|
WHERE
|
|
(match_on IS NOT NULL OR
|
|
(($null_cat_qpart (cat_id IS NULL AND cat_filter = false) OR cat_id IN ($check_cats_str)) AND
|
|
(feed_id IS NULL OR feed_id = ?))) AND
|
|
filter_type = t.id AND filter_id = ?");
|
|
$sth2->execute([$feed_id, $filter_id]);
|
|
|
|
$rules = array();
|
|
$actions = array();
|
|
|
|
while ($rule_line = $sth2->fetch()) {
|
|
# print_r($rule_line);
|
|
|
|
if ($rule_line["match_on"]) {
|
|
$match_on = json_decode($rule_line["match_on"], true);
|
|
|
|
if (in_array("0", $match_on) || in_array($feed_id, $match_on) || count(array_intersect($check_cats_fullids, $match_on)) > 0) {
|
|
|
|
$rule = array();
|
|
$rule["reg_exp"] = $rule_line["reg_exp"];
|
|
$rule["type"] = $rule_line["type_name"];
|
|
$rule["inverse"] = sql_bool_to_bool($rule_line["inverse"]);
|
|
|
|
array_push($rules, $rule);
|
|
} else if (!$match_any_rule) {
|
|
// this filter contains a rule that doesn't match to this feed/category combination
|
|
// thus filter has to be rejected
|
|
|
|
$rules = [];
|
|
break;
|
|
}
|
|
|
|
} else {
|
|
|
|
$rule = array();
|
|
$rule["reg_exp"] = $rule_line["reg_exp"];
|
|
$rule["type"] = $rule_line["type_name"];
|
|
$rule["inverse"] = sql_bool_to_bool($rule_line["inverse"]);
|
|
|
|
array_push($rules, $rule);
|
|
}
|
|
}
|
|
|
|
if (count($rules) > 0) {
|
|
$sth2 = $pdo->prepare("SELECT a.action_param,t.name AS type_name
|
|
FROM ttrss_filters2_actions AS a,
|
|
ttrss_filter_actions AS t
|
|
WHERE
|
|
action_id = t.id AND filter_id = ?");
|
|
$sth2->execute([$filter_id]);
|
|
|
|
while ($action_line = $sth2->fetch()) {
|
|
# print_r($action_line);
|
|
|
|
$action = array();
|
|
$action["type"] = $action_line["type_name"];
|
|
$action["param"] = $action_line["action_param"];
|
|
|
|
array_push($actions, $action);
|
|
}
|
|
}
|
|
|
|
$filter = array();
|
|
$filter["match_any_rule"] = sql_bool_to_bool($line["match_any_rule"]);
|
|
$filter["inverse"] = sql_bool_to_bool($line["inverse"]);
|
|
$filter["rules"] = $rules;
|
|
$filter["actions"] = $actions;
|
|
|
|
if (count($rules) > 0 && count($actions) > 0) {
|
|
array_push($filters, $filter);
|
|
}
|
|
}
|
|
|
|
return $filters;
|
|
}
|
|
|
|
function get_score_pic($score) {
|
|
if ($score > 100) {
|
|
return "score_high.png";
|
|
} else if ($score > 0) {
|
|
return "score_half_high.png";
|
|
} else if ($score < -100) {
|
|
return "score_low.png";
|
|
} else if ($score < 0) {
|
|
return "score_half_low.png";
|
|
} else {
|
|
return "score_neutral.png";
|
|
}
|
|
}
|
|
|
|
function init_plugins() {
|
|
PluginHost::getInstance()->load(PLUGINS, PluginHost::KIND_ALL);
|
|
|
|
return true;
|
|
}
|
|
|
|
function add_feed_category($feed_cat, $parent_cat_id = false) {
|
|
|
|
if (!$feed_cat) return false;
|
|
|
|
$feed_cat = mb_substr($feed_cat, 0, 250);
|
|
if (!$parent_cat_id) $parent_cat_id = null;
|
|
|
|
$pdo = Db::pdo();
|
|
$tr_in_progress = false;
|
|
|
|
try {
|
|
$pdo->beginTransaction();
|
|
} catch (Exception $e) {
|
|
$tr_in_progress = true;
|
|
}
|
|
|
|
$sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories
|
|
WHERE (parent_cat = :parent OR (:parent IS NULL AND parent_cat IS NULL))
|
|
AND title = :title AND owner_uid = :uid");
|
|
$sth->execute([':parent' => $parent_cat_id, ':title' => $feed_cat, ':uid' => $_SESSION['uid']]);
|
|
|
|
if (!$sth->fetch()) {
|
|
|
|
$sth = $pdo->prepare("INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat)
|
|
VALUES (?, ?, ?)");
|
|
$sth->execute([$_SESSION['uid'], $feed_cat, $parent_cat_id]);
|
|
|
|
if (!$tr_in_progress) $pdo->commit();
|
|
|
|
return true;
|
|
}
|
|
|
|
$pdo->commit();
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Fixes incomplete URLs by prepending "http://".
|
|
* Also replaces feed:// with http://, and
|
|
* prepends a trailing slash if the url is a domain name only.
|
|
*
|
|
* @param string $url Possibly incomplete URL
|
|
*
|
|
* @return string Fixed URL.
|
|
*/
|
|
function fix_url($url) {
|
|
|
|
// support schema-less urls
|
|
if (strpos($url, '//') === 0) {
|
|
$url = 'https:' . $url;
|
|
}
|
|
|
|
if (strpos($url, '://') === false) {
|
|
$url = 'http://' . $url;
|
|
} else if (substr($url, 0, 5) == 'feed:') {
|
|
$url = 'http:' . substr($url, 5);
|
|
}
|
|
|
|
//prepend slash if the URL has no slash in it
|
|
// "http://www.example" -> "http://www.example/"
|
|
if (strpos($url, '/', strpos($url, ':') + 3) === false) {
|
|
$url .= '/';
|
|
}
|
|
|
|
//convert IDNA hostname to punycode if possible
|
|
if (function_exists("idn_to_ascii")) {
|
|
$parts = parse_url($url);
|
|
if (mb_detect_encoding($parts['host']) != 'ASCII')
|
|
{
|
|
$parts['host'] = idn_to_ascii($parts['host']);
|
|
$url = build_url($parts);
|
|
}
|
|
}
|
|
|
|
if ($url != "http:///")
|
|
return $url;
|
|
else
|
|
return '';
|
|
}
|
|
|
|
function validate_feed_url($url) {
|
|
$parts = parse_url($url);
|
|
|
|
return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https');
|
|
|
|
}
|
|
|
|
/* function save_email_address($email) {
|
|
// FIXME: implement persistent storage of emails
|
|
|
|
if (!$_SESSION['stored_emails'])
|
|
$_SESSION['stored_emails'] = array();
|
|
|
|
if (!in_array($email, $_SESSION['stored_emails']))
|
|
array_push($_SESSION['stored_emails'], $email);
|
|
} */
|
|
|
|
|
|
function get_feed_access_key($feed_id, $is_cat, $owner_uid = false) {
|
|
|
|
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
|
|
|
|
$is_cat = bool_to_sql_bool($is_cat);
|
|
|
|
$pdo = Db::pdo();
|
|
|
|
$sth = $pdo->prepare("SELECT access_key FROM ttrss_access_keys
|
|
WHERE feed_id = ? AND is_cat = ?
|
|
AND owner_uid = ?");
|
|
$sth->execute([$feed_id, (int)$is_cat, $owner_uid]);
|
|
|
|
if ($row = $sth->fetch()) {
|
|
return $row["access_key"];
|
|
} else {
|
|
$key = uniqid_short();
|
|
|
|
$sth = $pdo->prepare("INSERT INTO ttrss_access_keys
|
|
(access_key, feed_id, is_cat, owner_uid)
|
|
VALUES (?, ?, ?, ?)");
|
|
|
|
$sth->execute([$key, $feed_id, (int)$is_cat, $owner_uid]);
|
|
|
|
return $key;
|
|
}
|
|
}
|
|
|
|
function get_feeds_from_html($url, $content)
|
|
{
|
|
$url = fix_url($url);
|
|
$baseUrl = substr($url, 0, strrpos($url, '/') + 1);
|
|
|
|
libxml_use_internal_errors(true);
|
|
|
|
$doc = new DOMDocument();
|
|
$doc->loadHTML($content);
|
|
$xpath = new DOMXPath($doc);
|
|
$entries = $xpath->query('/html/head/link[@rel="alternate" and '.
|
|
'(contains(@type,"rss") or contains(@type,"atom"))]|/html/head/link[@rel="feed"]');
|
|
$feedUrls = array();
|
|
foreach ($entries as $entry) {
|
|
if ($entry->hasAttribute('href')) {
|
|
$title = $entry->getAttribute('title');
|
|
if ($title == '') {
|
|
$title = $entry->getAttribute('type');
|
|
}
|
|
$feedUrl = rewrite_relative_url(
|
|
$baseUrl, $entry->getAttribute('href')
|
|
);
|
|
$feedUrls[$feedUrl] = $title;
|
|
}
|
|
}
|
|
return $feedUrls;
|
|
}
|
|
|
|
function is_html($content) {
|
|
return preg_match("/<html|DOCTYPE html/i", substr($content, 0, 100)) !== 0;
|
|
}
|
|
|
|
function url_is_html($url, $login = false, $pass = false) {
|
|
return is_html(fetch_file_contents($url, false, $login, $pass));
|
|
}
|
|
|
|
function build_url($parts) {
|
|
return $parts['scheme'] . "://" . $parts['host'] . $parts['path'];
|
|
}
|
|
|
|
function cleanup_url_path($path) {
|
|
$path = str_replace("/./", "/", $path);
|
|
$path = str_replace("//", "/", $path);
|
|
|
|
return $path;
|
|
}
|
|
|
|
/**
|
|
* Converts a (possibly) relative URL to a absolute one.
|
|
*
|
|
* @param string $url Base URL (i.e. from where the document is)
|
|
* @param string $rel_url Possibly relative URL in the document
|
|
*
|
|
* @return string Absolute URL
|
|
*/
|
|
function rewrite_relative_url($url, $rel_url) {
|
|
if (strpos($rel_url, "://") !== false) {
|
|
return $rel_url;
|
|
} else if (strpos($rel_url, "//") === 0) {
|
|
# protocol-relative URL (rare but they exist)
|
|
return $rel_url;
|
|
} else if (preg_match("/^[a-z]+:/i", $rel_url)) {
|
|
# magnet:, feed:, etc
|
|
return $rel_url;
|
|
} else if (strpos($rel_url, "/") === 0) {
|
|
$parts = parse_url($url);
|
|
$parts['path'] = $rel_url;
|
|
$parts['path'] = cleanup_url_path($parts['path']);
|
|
|
|
return build_url($parts);
|
|
|
|
} else {
|
|
$parts = parse_url($url);
|
|
if (!isset($parts['path'])) {
|
|
$parts['path'] = '/';
|
|
}
|
|
$dir = $parts['path'];
|
|
if (substr($dir, -1) !== '/') {
|
|
$dir = dirname($parts['path']);
|
|
$dir !== '/' && $dir .= '/';
|
|
}
|
|
$parts['path'] = $dir . $rel_url;
|
|
$parts['path'] = cleanup_url_path($parts['path']);
|
|
|
|
return build_url($parts);
|
|
}
|
|
}
|
|
|
|
function cleanup_tags($days = 14, $limit = 1000) {
|
|
|
|
$days = (int) $days;
|
|
|
|
if (DB_TYPE == "pgsql") {
|
|
$interval_query = "date_updated < NOW() - INTERVAL '$days days'";
|
|
} else if (DB_TYPE == "mysql") {
|
|
$interval_query = "date_updated < DATE_SUB(NOW(), INTERVAL $days DAY)";
|
|
}
|
|
|
|
$tags_deleted = 0;
|
|
|
|
$pdo = Db::pdo();
|
|
|
|
while ($limit > 0) {
|
|
$limit_part = 500;
|
|
|
|
$sth = $pdo->prepare("SELECT ttrss_tags.id AS id
|
|
FROM ttrss_tags, ttrss_user_entries, ttrss_entries
|
|
WHERE post_int_id = int_id AND $interval_query AND
|
|
ref_id = ttrss_entries.id AND tag_cache != '' LIMIT ?");
|
|
$sth->execute([$limit]);
|
|
|
|
$ids = array();
|
|
|
|
while ($line = $sth->fetch()) {
|
|
array_push($ids, $line['id']);
|
|
}
|
|
|
|
if (count($ids) > 0) {
|
|
$ids = join(",", $ids);
|
|
|
|
$usth = $pdo->query("DELETE FROM ttrss_tags WHERE id IN ($ids)");
|
|
$tags_deleted = $usth->rowCount();
|
|
} else {
|
|
break;
|
|
}
|
|
|
|
$limit -= $limit_part;
|
|
}
|
|
|
|
return $tags_deleted;
|
|
}
|
|
|
|
function print_user_stylesheet() {
|
|
$value = get_pref('USER_STYLESHEET');
|
|
|
|
if ($value) {
|
|
print "<style type=\"text/css\">";
|
|
print str_replace("<br/>", "\n", $value);
|
|
print "</style>";
|
|
}
|
|
|
|
}
|
|
|
|
function filter_to_sql($filter, $owner_uid) {
|
|
$query = array();
|
|
|
|
$pdo = Db::pdo();
|
|
|
|
if (DB_TYPE == "pgsql")
|
|
$reg_qpart = "~";
|
|
else
|
|
$reg_qpart = "REGEXP";
|
|
|
|
foreach ($filter["rules"] AS $rule) {
|
|
$rule['reg_exp'] = str_replace('/', '\/', $rule["reg_exp"]);
|
|
$regexp_valid = preg_match('/' . $rule['reg_exp'] . '/',
|
|
$rule['reg_exp']) !== FALSE;
|
|
|
|
if ($regexp_valid) {
|
|
|
|
$rule['reg_exp'] = $pdo->quote($rule['reg_exp']);
|
|
|
|
switch ($rule["type"]) {
|
|
case "title":
|
|
$qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
|
|
$rule['reg_exp'] . "')";
|
|
break;
|
|
case "content":
|
|
$qpart = "LOWER(ttrss_entries.content) $reg_qpart LOWER('".
|
|
$rule['reg_exp'] . "')";
|
|
break;
|
|
case "both":
|
|
$qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
|
|
$rule['reg_exp'] . "') OR LOWER(" .
|
|
"ttrss_entries.content) $reg_qpart LOWER('" . $rule['reg_exp'] . "')";
|
|
break;
|
|
case "tag":
|
|
$qpart = "LOWER(ttrss_user_entries.tag_cache) $reg_qpart LOWER('".
|
|
$rule['reg_exp'] . "')";
|
|
break;
|
|
case "link":
|
|
$qpart = "LOWER(ttrss_entries.link) $reg_qpart LOWER('".
|
|
$rule['reg_exp'] . "')";
|
|
break;
|
|
case "author":
|
|
$qpart = "LOWER(ttrss_entries.author) $reg_qpart LOWER('".
|
|
$rule['reg_exp'] . "')";
|
|
break;
|
|
}
|
|
|
|
if (isset($rule['inverse'])) $qpart = "NOT ($qpart)";
|
|
|
|
if (isset($rule["feed_id"]) && $rule["feed_id"] > 0) {
|
|
$qpart .= " AND feed_id = " . $pdo->quote($rule["feed_id"]);
|
|
}
|
|
|
|
if (isset($rule["cat_id"])) {
|
|
|
|
if ($rule["cat_id"] > 0) {
|
|
$children = Feeds::getChildCategories($rule["cat_id"], $owner_uid);
|
|
array_push($children, $rule["cat_id"]);
|
|
$children = array_map("intval", $children);
|
|
|
|
$children = join(",", $children);
|
|
|
|
$cat_qpart = "cat_id IN ($children)";
|
|
} else {
|
|
$cat_qpart = "cat_id IS NULL";
|
|
}
|
|
|
|
$qpart .= " AND $cat_qpart";
|
|
}
|
|
|
|
$qpart .= " AND feed_id IS NOT NULL";
|
|
|
|
array_push($query, "($qpart)");
|
|
|
|
}
|
|
}
|
|
|
|
if (count($query) > 0) {
|
|
$fullquery = "(" . join($filter["match_any_rule"] ? "OR" : "AND", $query) . ")";
|
|
} else {
|
|
$fullquery = "(false)";
|
|
}
|
|
|
|
if ($filter['inverse']) $fullquery = "(NOT $fullquery)";
|
|
|
|
return $fullquery;
|
|
}
|
|
|
|
if (!function_exists('gzdecode')) {
|
|
function gzdecode($string) { // no support for 2nd argument
|
|
return file_get_contents('compress.zlib://data:who/cares;base64,'.
|
|
base64_encode($string));
|
|
}
|
|
}
|
|
|
|
function get_random_bytes($length) {
|
|
if (function_exists('openssl_random_pseudo_bytes')) {
|
|
return openssl_random_pseudo_bytes($length);
|
|
} else {
|
|
$output = "";
|
|
|
|
for ($i = 0; $i < $length; $i++)
|
|
$output .= chr(mt_rand(0, 255));
|
|
|
|
return $output;
|
|
}
|
|
}
|
|
|
|
function read_stdin() {
|
|
$fp = fopen("php://stdin", "r");
|
|
|
|
if ($fp) {
|
|
$line = trim(fgets($fp));
|
|
fclose($fp);
|
|
return $line;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
function implements_interface($class, $interface) {
|
|
return in_array($interface, class_implements($class));
|
|
}
|
|
|
|
function get_minified_js($files) {
|
|
|
|
$rv = '';
|
|
|
|
foreach ($files as $js) {
|
|
if (!isset($_GET['debug'])) {
|
|
$cached_file = CACHE_DIR . "/js/".basename($js);
|
|
|
|
if (file_exists($cached_file) && is_readable($cached_file) && filemtime($cached_file) >= filemtime("js/$js")) {
|
|
|
|
list($header, $contents) = explode("\n", file_get_contents($cached_file), 2);
|
|
|
|
if ($header && $contents) {
|
|
list($htag, $hversion) = explode(":", $header);
|
|
|
|
if ($htag == "tt-rss" && $hversion == VERSION) {
|
|
$rv .= $contents;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
$minified = JShrink\Minifier::minify(file_get_contents("js/$js"));
|
|
file_put_contents($cached_file, "tt-rss:" . VERSION . "\n" . $minified);
|
|
$rv .= $minified;
|
|
|
|
} else {
|
|
$rv .= file_get_contents("js/$js"); // no cache in debug mode
|
|
}
|
|
}
|
|
|
|
return $rv;
|
|
}
|
|
|
|
function calculate_dep_timestamp() {
|
|
$files = array_merge(glob("js/*.js"), glob("css/*.css"));
|
|
|
|
$max_ts = -1;
|
|
|
|
foreach ($files as $file) {
|
|
if (filemtime($file) > $max_ts) $max_ts = filemtime($file);
|
|
}
|
|
|
|
return $max_ts;
|
|
}
|
|
|
|
function T_js_decl($s1, $s2) {
|
|
if ($s1 && $s2) {
|
|
$s1 = preg_replace("/\n/", "", $s1);
|
|
$s2 = preg_replace("/\n/", "", $s2);
|
|
|
|
$s1 = preg_replace("/\"/", "\\\"", $s1);
|
|
$s2 = preg_replace("/\"/", "\\\"", $s2);
|
|
|
|
return "T_messages[\"$s1\"] = \"$s2\";\n";
|
|
}
|
|
}
|
|
|
|
function init_js_translations() {
|
|
|
|
print 'var T_messages = new Object();
|
|
|
|
function __(msg) {
|
|
if (T_messages[msg]) {
|
|
return T_messages[msg];
|
|
} else {
|
|
return msg;
|
|
}
|
|
}
|
|
|
|
function ngettext(msg1, msg2, n) {
|
|
return __((parseInt(n) > 1) ? msg2 : msg1);
|
|
}';
|
|
|
|
$l10n = _get_reader();
|
|
|
|
for ($i = 0; $i < $l10n->total; $i++) {
|
|
$orig = $l10n->get_original_string($i);
|
|
if(strpos($orig, "\000") !== FALSE) { // Plural forms
|
|
$key = explode(chr(0), $orig);
|
|
print T_js_decl($key[0], _ngettext($key[0], $key[1], 1)); // Singular
|
|
print T_js_decl($key[1], _ngettext($key[0], $key[1], 2)); // Plural
|
|
} else {
|
|
$translation = __($orig);
|
|
print T_js_decl($orig, $translation);
|
|
}
|
|
}
|
|
}
|
|
|
|
function get_theme_path($theme) {
|
|
if ($theme == "default.php")
|
|
return "css/default.css";
|
|
|
|
$check = "themes/$theme";
|
|
if (file_exists($check)) return $check;
|
|
|
|
$check = "themes.local/$theme";
|
|
if (file_exists($check)) return $check;
|
|
}
|
|
|
|
function theme_valid($theme) {
|
|
$bundled_themes = [ "default.php", "night.css", "compact.css" ];
|
|
|
|
if (in_array($theme, $bundled_themes)) return true;
|
|
|
|
$file = "themes/" . basename($theme);
|
|
|
|
if (!file_exists($file)) $file = "themes.local/" . basename($theme);
|
|
|
|
if (file_exists($file) && is_readable($file)) {
|
|
$fh = fopen($file, "r");
|
|
|
|
if ($fh) {
|
|
$header = fgets($fh);
|
|
fclose($fh);
|
|
|
|
return strpos($header, "supports-version:" . VERSION_STATIC) !== FALSE;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* @SuppressWarnings(unused)
|
|
*/
|
|
function error_json($code) {
|
|
require_once "errors.php";
|
|
|
|
@$message = $ERRORS[$code];
|
|
|
|
return json_encode(array("error" =>
|
|
array("code" => $code, "message" => $message)));
|
|
|
|
}
|
|
|
|
/*function abs_to_rel_path($dir) {
|
|
$tmp = str_replace(dirname(__DIR__), "", $dir);
|
|
|
|
if (strlen($tmp) > 0 && substr($tmp, 0, 1) == "/") $tmp = substr($tmp, 1);
|
|
|
|
return $tmp;
|
|
}*/
|
|
|
|
function get_upload_error_message($code) {
|
|
|
|
$errors = array(
|
|
0 => __('There is no error, the file uploaded with success'),
|
|
1 => __('The uploaded file exceeds the upload_max_filesize directive in php.ini'),
|
|
2 => __('The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form'),
|
|
3 => __('The uploaded file was only partially uploaded'),
|
|
4 => __('No file was uploaded'),
|
|
6 => __('Missing a temporary folder'),
|
|
7 => __('Failed to write file to disk.'),
|
|
8 => __('A PHP extension stopped the file upload.'),
|
|
);
|
|
|
|
return $errors[$code];
|
|
}
|
|
|
|
function base64_img($filename) {
|
|
if (file_exists($filename)) {
|
|
$ext = pathinfo($filename, PATHINFO_EXTENSION);
|
|
|
|
return "data:image/$ext;base64," . base64_encode(file_get_contents($filename));
|
|
} else {
|
|
return "";
|
|
}
|
|
}
|
|
|
|
/* this is essentially a wrapper for readfile() which allows plugins to hook
|
|
output with httpd-specific "fast" implementation i.e. X-Sendfile or whatever else
|
|
|
|
hook function should return true if request was handled (or at least attempted to)
|
|
|
|
note that this can be called without user context so the plugin to handle this
|
|
should be loaded systemwide in config.php */
|
|
function send_local_file($filename) {
|
|
if (file_exists($filename)) {
|
|
|
|
if (is_writable($filename)) touch($filename);
|
|
|
|
$tmppluginhost = new PluginHost();
|
|
|
|
$tmppluginhost->load(PLUGINS, PluginHost::KIND_SYSTEM);
|
|
$tmppluginhost->load_data();
|
|
|
|
foreach ($tmppluginhost->get_hooks(PluginHost::HOOK_SEND_LOCAL_FILE) as $plugin) {
|
|
if ($plugin->hook_send_local_file($filename)) return true;
|
|
}
|
|
|
|
$mimetype = mime_content_type($filename);
|
|
|
|
// this is hardly ideal but 1) only media is cached in images/ and 2) seemingly only mp4
|
|
// video files are detected as octet-stream by mime_content_type()
|
|
|
|
if ($mimetype == "application/octet-stream")
|
|
$mimetype = "video/mp4";
|
|
|
|
header("Content-type: $mimetype");
|
|
|
|
$stamp = gmdate("D, d M Y H:i:s", filemtime($filename)) . " GMT";
|
|
header("Last-Modified: $stamp", true);
|
|
|
|
return readfile($filename);
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function check_mysql_tables() {
|
|
$pdo = Db::pdo();
|
|
|
|
$sth = $pdo->prepare("SELECT engine, table_name FROM information_schema.tables WHERE
|
|
table_schema = ? AND table_name LIKE 'ttrss_%' AND engine != 'InnoDB'");
|
|
$sth->execute([DB_NAME]);
|
|
|
|
$bad_tables = [];
|
|
|
|
while ($line = $sth->fetch()) {
|
|
array_push($bad_tables, $line);
|
|
}
|
|
|
|
return $bad_tables;
|
|
}
|
|
|
|
function validate_field($string, $allowed, $default = "") {
|
|
if (in_array($string, $allowed))
|
|
return $string;
|
|
else
|
|
return $default;
|
|
}
|
|
|
|
function arr_qmarks($arr) {
|
|
return str_repeat('?,', count($arr) - 1) . '?';
|
|
}
|