620 lines
16 KiB
PHP
620 lines
16 KiB
PHP
<?php
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define('EXPECTED_CONFIG_VERSION', 26);
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define('SCHEMA_VERSION', 139);
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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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libxml_use_internal_errors(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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ini_set('display_errors', 0);
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ini_set('display_startup_errors', 0);
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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('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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// define_default('MAX_FETCH_REQUESTS_PER_HOST', 25);
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// a maximum amount of allowed HTTP requests per destination host
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// during a single update (i.e. within PHP process lifetime)
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// this is used to not cause excessive load on the origin server on
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// e.g. feed subscription when all articles are being processes
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// (not implemented)
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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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"uk_UA" => "Українська",
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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 $tr;
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}
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require_once "lib/accept-to-gettext.php";
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require_once "lib/gettext/gettext.inc.php";
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function startup_gettext() {
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# Get locale from Accept-Language header
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$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, $lang);
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}
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_bindtextdomain("messages", "locale");
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_textdomain("messages");
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_bind_textdomain_codeset("messages", "UTF-8");
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}
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}
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require_once 'db-prefs.php';
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require_once 'controls.php';
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define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . get_version() . ' (http://tt-rss.org/)');
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ini_set('user_agent', SELF_USER_AGENT);
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$schema_version = false;
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/* compat shims */
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function _debug($msg) {
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Debug::log($msg);
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}
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// @deprecated
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function getFeedUnread($feed, $is_cat = false) {
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return Feeds::getFeedArticles($feed, $is_cat, true, $_SESSION["uid"]);
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}
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// @deprecated
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function sanitize($str, $force_remove_images = false, $owner = false, $site_url = false, $highlight_words = false, $article_id = false) {
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return Sanitizer::sanitize($str, $force_remove_images, $owner, $site_url, $highlight_words, $article_id);
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}
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// @deprecated
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function fetch_file_contents($params) {
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return UrlHelper::fetch($params);
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}
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// @deprecated
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function rewrite_relative_url($url, $rel_url) {
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return UrlHelper::rewrite_relative($url, $rel_url);
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}
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// @deprecated
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function validate_url($url) {
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return UrlHelper::validate($url);
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}
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// @deprecated
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function authenticate_user($login, $password, $check_only = false, $service = false) {
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return UserHelper::authenticate($login, $password, $check_only, $service);
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}
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// @deprecated
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function smart_date_time($timestamp, $tz_offset = 0, $owner_uid = false, $eta_min = false) {
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return TimeHelper::smart_date_time($timestamp, $tz_offset, $owner_uid, $eta_min);
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}
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// @deprecated
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function make_local_datetime($timestamp, $long, $owner_uid = false, $no_smart_dt = false, $eta_min = false) {
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return TimeHelper::make_local_datetime($timestamp, $long, $owner_uid, $no_smart_dt, $eta_min);
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}
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/* end compat shims */
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function get_ssl_certificate_id() {
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if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"]) {
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return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] .
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$_SERVER["REDIRECT_SSL_CLIENT_V_START"] .
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$_SERVER["REDIRECT_SSL_CLIENT_V_END"] .
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$_SERVER["REDIRECT_SSL_CLIENT_S_DN"]);
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}
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if ($_SERVER["SSL_CLIENT_M_SERIAL"]) {
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return sha1($_SERVER["SSL_CLIENT_M_SERIAL"] .
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$_SERVER["SSL_CLIENT_V_START"] .
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$_SERVER["SSL_CLIENT_V_END"] .
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$_SERVER["SSL_CLIENT_S_DN"]);
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}
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return "";
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}
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// this is used for user http parameters unless HTML code is actually needed
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function clean($param) {
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if (is_array($param)) {
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return array_map("strip_tags", $param);
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} else if (is_string($param)) {
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return strip_tags($param);
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} else {
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return $param;
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}
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}
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function make_password($length = 12) {
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$password = "";
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$possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ*%+^";
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$i = 0;
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while ($i < $length) {
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try {
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$idx = function_exists("random_int") ? random_int(0, strlen($possible) - 1) : mt_rand(0, strlen($possible) - 1);
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} catch (Exception $e) {
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$idx = mt_rand(0, strlen($possible) - 1);
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}
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$char = substr($possible, $idx, 1);
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if (!strstr($password, $char)) {
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$password .= $char;
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$i++;
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}
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}
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return $password;
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}
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function validate_csrf($csrf_token) {
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return isset($csrf_token) && hash_equals($_SESSION['csrf_token'], $csrf_token);
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}
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function truncate_string($str, $max_len, $suffix = '…') {
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if (mb_strlen($str, "utf-8") > $max_len) {
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return mb_substr($str, 0, $max_len, "utf-8") . $suffix;
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} else {
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return $str;
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}
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}
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function mb_substr_replace($original, $replacement, $position, $length) {
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$startString = mb_substr($original, 0, $position, "UTF-8");
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$endString = mb_substr($original, $position + $length, mb_strlen($original), "UTF-8");
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$out = $startString . $replacement . $endString;
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return $out;
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}
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function truncate_middle($str, $max_len, $suffix = '…') {
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if (mb_strlen($str) > $max_len) {
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return mb_substr_replace($str, $suffix, $max_len / 2, mb_strlen($str) - $max_len);
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} else {
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return $str;
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}
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}
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function sql_bool_to_bool($s) {
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return $s && ($s !== "f" && $s !== "false"); //no-op for PDO, backwards compat for legacy layer
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}
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function bool_to_sql_bool($s) {
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return $s ? 1 : 0;
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}
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// Session caching removed due to causing wrong redirects to upgrade
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// script when get_schema_version() is called on an obsolete session
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// created on a previous schema version.
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function get_schema_version($nocache = false) {
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global $schema_version;
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$pdo = Db::pdo();
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if (!$schema_version && !$nocache) {
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$row = $pdo->query("SELECT schema_version FROM ttrss_version")->fetch();
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$version = $row["schema_version"];
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$schema_version = $version;
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return $version;
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} else {
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return $schema_version;
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}
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}
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function sanity_check() {
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require_once 'errors.php';
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global $ERRORS;
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$error_code = 0;
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$schema_version = get_schema_version(true);
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if ($schema_version != SCHEMA_VERSION) {
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$error_code = 5;
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}
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return array("code" => $error_code, "message" => $ERRORS[$error_code]);
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}
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function file_is_locked($filename) {
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if (file_exists(LOCK_DIRECTORY . "/$filename")) {
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if (function_exists('flock')) {
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$fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
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if ($fp) {
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if (flock($fp, LOCK_EX | LOCK_NB)) {
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flock($fp, LOCK_UN);
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fclose($fp);
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return false;
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}
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fclose($fp);
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return true;
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} else {
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return false;
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}
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}
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return true; // consider the file always locked and skip the test
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} else {
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return false;
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}
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}
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function make_lockfile($filename) {
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$fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
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if ($fp && flock($fp, LOCK_EX | LOCK_NB)) {
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$stat_h = fstat($fp);
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$stat_f = stat(LOCK_DIRECTORY . "/$filename");
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if (strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN') {
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if ($stat_h["ino"] != $stat_f["ino"] ||
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$stat_h["dev"] != $stat_f["dev"]) {
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return false;
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}
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}
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if (function_exists('posix_getpid')) {
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fwrite($fp, posix_getpid() . "\n");
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}
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return $fp;
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} else {
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return false;
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}
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}
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function checkbox_to_sql_bool($val) {
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return ($val == "on") ? 1 : 0;
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}
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function uniqid_short() {
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return uniqid(base_convert(rand(), 10, 36));
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}
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function trim_array($array) {
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$tmp = $array;
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array_walk($tmp, 'trim');
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return $tmp;
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}
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function T_sprintf() {
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$args = func_get_args();
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return vsprintf(__(array_shift($args)), $args);
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}
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function is_server_https() {
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return (!empty($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] != 'off')) || $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https';
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}
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function is_prefix_https() {
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return parse_url(SELF_URL_PATH, PHP_URL_SCHEME) == 'https';
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}
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// this returns SELF_URL_PATH sans ending slash
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function get_self_url_prefix() {
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if (strrpos(SELF_URL_PATH, "/") === strlen(SELF_URL_PATH)-1) {
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return substr(SELF_URL_PATH, 0, strlen(SELF_URL_PATH)-1);
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} else {
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return SELF_URL_PATH;
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}
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}
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function encrypt_password($pass, $salt = '', $mode2 = false) {
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if ($salt && $mode2) {
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return "MODE2:" . hash('sha256', $salt . $pass);
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} else if ($salt) {
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return "SHA1X:" . sha1("$salt:$pass");
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} else {
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return "SHA1:" . sha1($pass);
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}
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} // function encrypt_password
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function init_plugins() {
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PluginHost::getInstance()->load(PLUGINS, PluginHost::KIND_ALL);
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return true;
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}
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if (!function_exists('gzdecode')) {
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function gzdecode($string) { // no support for 2nd argument
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return file_get_contents('compress.zlib://data:who/cares;base64,'.
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base64_encode($string));
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}
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}
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function get_random_bytes($length) {
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if (function_exists('random_bytes')) {
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return random_bytes($length);
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} else if (function_exists('openssl_random_pseudo_bytes')) {
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return openssl_random_pseudo_bytes($length);
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} else {
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$output = "";
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for ($i = 0; $i < $length; $i++)
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$output .= chr(mt_rand(0, 255));
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return $output;
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}
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}
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function read_stdin() {
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$fp = fopen("php://stdin", "r");
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if ($fp) {
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$line = trim(fgets($fp));
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fclose($fp);
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return $line;
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}
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return null;
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}
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function implements_interface($class, $interface) {
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return in_array($interface, class_implements($class));
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}
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function T_js_decl($s1, $s2) {
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if ($s1 && $s2) {
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$s1 = preg_replace("/\n/", "", $s1);
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$s2 = preg_replace("/\n/", "", $s2);
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$s1 = preg_replace("/\"/", "\\\"", $s1);
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$s2 = preg_replace("/\"/", "\\\"", $s2);
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return "T_messages[\"$s1\"] = \"$s2\";\n";
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}
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}
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function init_js_translations() {
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print 'var T_messages = new Object();
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function __(msg) {
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if (T_messages[msg]) {
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return T_messages[msg];
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} else {
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return msg;
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}
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}
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function ngettext(msg1, msg2, n) {
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return __((parseInt(n) > 1) ? msg2 : msg1);
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}';
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global $text_domains;
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foreach (array_keys($text_domains) as $domain) {
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$l10n = _get_reader($domain);
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for ($i = 0; $i < $l10n->total; $i++) {
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$orig = $l10n->get_original_string($i);
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if(strpos($orig, "\000") !== false) { // Plural forms
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$key = explode(chr(0), $orig);
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print T_js_decl($key[0], _ngettext($key[0], $key[1], 1)); // Singular
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print T_js_decl($key[1], _ngettext($key[0], $key[1], 2)); // Plural
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} else {
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$translation = _dgettext($domain,$orig);
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print T_js_decl($orig, $translation);
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}
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}
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}
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}
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|
function get_theme_path($theme) {
|
|
$check = "themes/$theme";
|
|
if (file_exists($check)) return $check;
|
|
|
|
$check = "themes.local/$theme";
|
|
if (file_exists($check)) return $check;
|
|
}
|
|
|
|
function theme_exists($theme) {
|
|
return file_exists("themes/$theme") || file_exists("themes.local/$theme");
|
|
}
|
|
|
|
/**
|
|
* @SuppressWarnings(unused)
|
|
*/
|
|
function error_json($code) {
|
|
require_once "errors.php";
|
|
global $ERRORS;
|
|
|
|
@$message = $ERRORS[$code];
|
|
|
|
return json_encode(array("error" =>
|
|
array("code" => $code, "message" => $message)));
|
|
|
|
}
|
|
|
|
function arr_qmarks($arr) {
|
|
return str_repeat('?,', count($arr) - 1) . '?';
|
|
}
|
|
|
|
function get_scripts_timestamp() {
|
|
$files = glob("js/*.js");
|
|
$ts = 0;
|
|
|
|
foreach ($files as $file) {
|
|
$file_ts = filemtime($file);
|
|
if ($file_ts > $ts) $ts = $file_ts;
|
|
}
|
|
|
|
return $ts;
|
|
}
|
|
|
|
/* for package maintainers who don't use git: if version_static.txt exists in tt-rss root
|
|
directory, its contents are displayed instead of git commit-based version, this could be generated
|
|
based on source git tree commit used when creating the package */
|
|
|
|
function get_version(&$git_commit = false, &$git_timestamp = false, &$last_error = false) {
|
|
global $ttrss_version;
|
|
|
|
if (is_array($ttrss_version) && isset($ttrss_version['version'])) {
|
|
$git_commit = $ttrss_version['commit'];
|
|
$git_timestamp = $ttrss_version['timestamp'];
|
|
$last_error = $ttrss_version['last_error'];
|
|
|
|
return $ttrss_version['version'];
|
|
} else {
|
|
$ttrss_version = [];
|
|
}
|
|
|
|
$ttrss_version['version'] = "UNKNOWN (Unsupported)";
|
|
|
|
date_default_timezone_set('UTC');
|
|
$root_dir = dirname(dirname(__FILE__));
|
|
|
|
if (PHP_OS === "Darwin") {
|
|
$ttrss_version['version'] = "UNKNOWN (Unsupported, Darwin)";
|
|
} else if (file_exists("$root_dir/version_static.txt")) {
|
|
$ttrss_version['version'] = trim(file_get_contents("$root_dir/version_static.txt")) . " (Unsupported)";
|
|
} else if (is_dir("$root_dir/.git")) {
|
|
$rc = 0;
|
|
$output = [];
|
|
|
|
$cwd = getcwd();
|
|
|
|
chdir($root_dir);
|
|
exec('git --no-pager log --pretty="version: %ct %h" -n1 HEAD 2>&1', $output, $rc);
|
|
chdir($cwd);
|
|
|
|
if (is_array($output) && count($output) > 0) {
|
|
list ($test, $timestamp, $commit) = explode(" ", $output[0], 3);
|
|
|
|
if ($test == "version:") {
|
|
$git_commit = $commit;
|
|
$git_timestamp = $timestamp;
|
|
|
|
$ttrss_version['version'] = strftime("%y.%m", $timestamp) . "-$commit";
|
|
$ttrss_version['commit'] = $commit;
|
|
$ttrss_version['timestamp'] = $timestamp;
|
|
}
|
|
}
|
|
|
|
if (!isset($ttrss_version['commit'])) {
|
|
$last_error = "Unable to determine version (using $root_dir): RC=$rc; OUTPUT=" . implode("\n", $output);
|
|
|
|
$ttrss_version["last_error"] = $last_error;
|
|
|
|
user_error($last_error, E_USER_WARNING);
|
|
}
|
|
}
|
|
|
|
return $ttrss_version['version'];
|
|
}
|