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1899 lines
58 KiB
PHP
1899 lines
58 KiB
PHP
<?php
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class RSSUtils {
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static function calculate_article_hash($article, $pluginhost) {
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$tmp = "";
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$ignored_fields = [ "feed", "guid", "guid_hashed", "owner_uid", "force_catchup" ];
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foreach ($article as $k => $v) {
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if (in_array($k, $ignored_fields))
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continue;
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if ($k != "feed" && isset($v)) {
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$x = strip_tags(is_array($v) ? implode(",", $v) : $v);
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$tmp .= sha1("$k:" . sha1($x));
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}
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}
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return sha1(implode(",", $pluginhost->get_plugin_names()) . $tmp);
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}
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// Strips utf8mb4 characters (i.e. emoji) for mysql
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static function strip_utf8mb4($str) {
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return preg_replace('/[\x{10000}-\x{10FFFF}]/u', "\xEF\xBF\xBD", $str);
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}
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static function cleanup_feed_browser() {
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$pdo = Db::pdo();
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$pdo->query("DELETE FROM ttrss_feedbrowser_cache");
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}
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static function cleanup_feed_icons() {
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$pdo = Db::pdo();
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$sth = $pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ?");
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// check icon files once every CACHE_MAX_DAYS days
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$icon_files = array_filter(glob(ICONS_DIR . "/*.ico"),
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function($f) { return filemtime($f) < time() - 86400*CACHE_MAX_DAYS; });
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foreach ($icon_files as $icon) {
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$feed_id = basename($icon, ".ico");
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$sth->execute([$feed_id]);
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if ($sth->fetch()) {
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@touch($icon);
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} else {
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Debug::log("Removing orphaned feed icon: $icon");
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unlink($icon);
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}
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}
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}
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static function update_daemon_common($limit = DAEMON_FEED_LIMIT, $options = []) {
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$schema_version = get_schema_version();
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if ($schema_version != SCHEMA_VERSION) {
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die("Schema version is wrong, please upgrade the database.\n");
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}
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$pdo = Db::pdo();
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if (!SINGLE_USER_MODE && DAEMON_UPDATE_LOGIN_LIMIT > 0) {
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if (DB_TYPE == "pgsql") {
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$login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT." days'";
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} else {
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$login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT." DAY)";
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}
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} else {
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$login_thresh_qpart = "";
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}
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if (DB_TYPE == "pgsql") {
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$update_limit_qpart = "AND ((
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ttrss_feeds.update_interval = 0
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AND ttrss_user_prefs.value != '-1'
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AND last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL)
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) OR (
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ttrss_feeds.update_interval > 0
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AND last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL)
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) OR ((last_updated = '1970-01-01 00:00:00' OR last_updated IS NULL)
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AND ttrss_feeds.update_interval >= 0
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AND ttrss_user_prefs.value != '-1'))";
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} else {
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$update_limit_qpart = "AND ((
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ttrss_feeds.update_interval = 0
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AND ttrss_user_prefs.value != '-1'
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AND last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE)
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) OR (
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ttrss_feeds.update_interval > 0
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AND last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE)
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) OR ((last_updated = '1970-01-01 00:00:00' OR last_updated IS NULL)
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AND ttrss_feeds.update_interval >= 0
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AND ttrss_user_prefs.value != '-1'))";
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}
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// Test if feed is currently being updated by another process.
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if (DB_TYPE == "pgsql") {
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$updstart_thresh_qpart = "AND (last_update_started IS NULL OR last_update_started < NOW() - INTERVAL '10 minutes')";
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} else {
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$updstart_thresh_qpart = "AND (last_update_started IS NULL OR last_update_started < DATE_SUB(NOW(), INTERVAL 10 MINUTE))";
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}
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$query_limit = $limit ? sprintf("LIMIT %d", $limit) : "";
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// Update the least recently updated feeds first
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$query_order = "ORDER BY last_updated";
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if (DB_TYPE == "pgsql") $query_order .= " NULLS FIRST";
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$query = "SELECT DISTINCT ttrss_feeds.feed_url, ttrss_feeds.last_updated
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FROM
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ttrss_feeds, ttrss_users, ttrss_user_prefs
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WHERE
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ttrss_feeds.owner_uid = ttrss_users.id
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AND ttrss_user_prefs.profile IS NULL
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AND ttrss_users.id = ttrss_user_prefs.owner_uid
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AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL'
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$login_thresh_qpart $update_limit_qpart
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$updstart_thresh_qpart
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$query_order $query_limit";
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$res = $pdo->query($query);
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$feeds_to_update = array();
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while ($line = $res->fetch()) {
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array_push($feeds_to_update, $line['feed_url']);
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}
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Debug::log(sprintf("Scheduled %d feeds to update...", count($feeds_to_update)));
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// Update last_update_started before actually starting the batch
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// in order to minimize collision risk for parallel daemon tasks
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if (count($feeds_to_update) > 0) {
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$feeds_qmarks = arr_qmarks($feeds_to_update);
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$tmph = $pdo->prepare("UPDATE ttrss_feeds SET last_update_started = NOW()
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WHERE feed_url IN ($feeds_qmarks)");
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$tmph->execute($feeds_to_update);
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}
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$nf = 0;
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$bstarted = microtime(true);
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$batch_owners = array();
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// since we have the data cached, we can deal with other feeds with the same url
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$usth = $pdo->prepare("SELECT
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DISTINCT ttrss_feeds.id,
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last_updated,
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ttrss_feeds.owner_uid,
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ttrss_feeds.title
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FROM ttrss_feeds, ttrss_users, ttrss_user_prefs WHERE
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ttrss_user_prefs.owner_uid = ttrss_feeds.owner_uid AND
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ttrss_users.id = ttrss_user_prefs.owner_uid AND
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ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL' AND
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ttrss_user_prefs.profile IS NULL AND
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feed_url = ?
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$update_limit_qpart
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$login_thresh_qpart
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ORDER BY ttrss_feeds.id $query_limit");
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foreach ($feeds_to_update as $feed) {
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Debug::log("Base feed: $feed");
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$usth->execute([$feed]);
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if ($tline = $usth->fetch()) {
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Debug::log(sprintf("=> %s (ID: %d, UID: %d), last updated: %s", $tline["title"], $tline["id"], $tline["owner_uid"],
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$tline["last_updated"] ? $tline["last_updated"] : "never"));
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if (array_search($tline["owner_uid"], $batch_owners) === false)
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array_push($batch_owners, $tline["owner_uid"]);
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$fstarted = microtime(true);
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$quiet = (isset($options["quiet"])) ? "--quiet" : "";
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$log = function_exists("flock") && isset($options['log']) ? '--log '.$options['log'] : '';
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$log_level = isset($options['log-level']) ? '--log-level '.$options['log-level'] : '';
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/* shared hosting may have this disabled and it's not strictly required */
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if (self::function_enabled('passthru')) {
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$exit_code = 0;
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passthru(PHP_EXECUTABLE . " update.php --update-feed " . $tline["id"] . " --pidlock feed-" . $tline["id"] . " $quiet $log $log_level", $exit_code);
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Debug::log(sprintf("<= %.4f (sec) exit code: %d", microtime(true) - $fstarted, $exit_code));
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// -1 can be caused by a SIGCHLD handler which daemon master process installs (not every setup, apparently)
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if ($exit_code != 0 && $exit_code != -1) {
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$festh = $pdo->prepare("SELECT last_error FROM ttrss_feeds WHERE id = ?");
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$festh->execute([$tline["id"]]);
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if ($ferow = $festh->fetch()) {
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$error_message = $ferow["last_error"];
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} else {
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$error_message = "N/A";
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}
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Debug::log("!! Last error: $error_message");
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Logger::get()->log(E_USER_NOTICE,
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sprintf("Update process for feed %d (%s, owner UID: %d) failed with exit code: %d (%s).",
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$tline["id"], clean($tline["title"]), $tline["owner_uid"], $exit_code, clean($error_message)));
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$combined_error_message = sprintf("Update process failed with exit code: %d (%s)",
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$exit_code, clean($error_message));
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# mark failed feed as having an update error (unless it is already marked)
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$fusth = $pdo->prepare("UPDATE ttrss_feeds SET last_error = ? WHERE id = ? AND last_error = ''");
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$fusth->execute([$combined_error_message, $tline["id"]]);
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}
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} else {
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try {
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if (!self::update_rss_feed($tline["id"], true)) {
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global $fetch_last_error;
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Logger::get()->log(E_USER_NOTICE,
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sprintf("Update request for feed %d (%s, owner UID: %d) failed: %s.",
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$tline["id"], clean($tline["title"]), $tline["owner_uid"], clean($fetch_last_error)));
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}
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Debug::log(sprintf("<= %.4f (sec) (not using a separate process)", microtime(true) - $fstarted));
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} catch (PDOException $e) {
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Logger::get()->log_error(E_USER_WARNING, $e->getMessage(), $e->getFile(), $e->getLine(), $e->getTraceAsString());
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try {
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$pdo->rollback();
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} catch (PDOException $e) {
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// it doesn't matter if there wasn't actually anything to rollback, PDO Exception can be
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// thrown outside of an active transaction during feed update
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}
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}
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}
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++$nf;
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}
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}
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if ($nf > 0) {
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Debug::log(sprintf("Processed %d feeds in %.4f (sec), %.4f (sec/feed avg)", $nf,
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microtime(true) - $bstarted, (microtime(true) - $bstarted) / $nf));
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}
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foreach ($batch_owners as $owner_uid) {
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Debug::log("Running housekeeping tasks for user $owner_uid...");
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self::housekeeping_user($owner_uid);
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}
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// Send feed digests by email if needed.
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Digest::send_headlines_digests();
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return $nf;
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}
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// this is used when subscribing
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static function set_basic_feed_info($feed) {
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$pdo = Db::pdo();
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$sth = $pdo->prepare("SELECT owner_uid,feed_url,auth_pass,auth_login
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FROM ttrss_feeds WHERE id = ?");
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$sth->execute([$feed]);
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if ($row = $sth->fetch()) {
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$owner_uid = $row["owner_uid"];
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$auth_login = $row["auth_login"];
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$auth_pass = $row["auth_pass"];
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$fetch_url = $row["feed_url"];
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$pluginhost = new PluginHost();
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$user_plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
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$pluginhost->load(PLUGINS, PluginHost::KIND_ALL);
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$pluginhost->load($user_plugins, PluginHost::KIND_USER, $owner_uid);
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$pluginhost->load_data();
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$basic_info = array();
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foreach ($pluginhost->get_hooks(PluginHost::HOOK_FEED_BASIC_INFO) as $plugin) {
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$basic_info = $plugin->hook_feed_basic_info($basic_info, $fetch_url, $owner_uid, $feed, $auth_login, $auth_pass);
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}
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if (!$basic_info) {
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$feed_data = UrlHelper::fetch($fetch_url, false,
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$auth_login, $auth_pass, false,
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FEED_FETCH_TIMEOUT,
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0);
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$feed_data = trim($feed_data);
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$rss = new FeedParser($feed_data);
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$rss->init();
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if (!$rss->error()) {
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$basic_info = array(
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'title' => mb_substr(clean($rss->get_title()), 0, 199),
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'site_url' => mb_substr(rewrite_relative_url($fetch_url, clean($rss->get_link())), 0, 245)
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);
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}
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}
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if ($basic_info && is_array($basic_info)) {
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$sth = $pdo->prepare("SELECT title, site_url FROM ttrss_feeds WHERE id = ?");
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$sth->execute([$feed]);
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if ($row = $sth->fetch()) {
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$registered_title = $row["title"];
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$orig_site_url = $row["site_url"];
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if ($basic_info['title'] && (!$registered_title || $registered_title == "[Unknown]")) {
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$sth = $pdo->prepare("UPDATE ttrss_feeds SET
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title = ? WHERE id = ?");
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$sth->execute([$basic_info['title'], $feed]);
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}
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if ($basic_info['site_url'] && $orig_site_url != $basic_info['site_url']) {
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$sth = $pdo->prepare("UPDATE ttrss_feeds SET
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site_url = ? WHERE id = ?");
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$sth->execute([$basic_info['site_url'], $feed]);
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}
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}
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}
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}
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}
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/**
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* @SuppressWarnings(PHPMD.UnusedFormalParameter)
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*/
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static function update_rss_feed($feed, $no_cache = false) {
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Debug::log("start", Debug::$LOG_VERBOSE);
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$pdo = Db::pdo();
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$sth = $pdo->prepare("SELECT title, site_url FROM ttrss_feeds WHERE id = ?");
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$sth->execute([$feed]);
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if (!$row = $sth->fetch()) {
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Debug::log("feed $feed not found, skipping.");
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user_error("Attempt to update unknown/invalid feed $feed", E_USER_WARNING);
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return false;
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}
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$title = $row["title"];
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$site_url = $row["site_url"];
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// feed was batch-subscribed or something, we need to get basic info
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// this is not optimal currently as it fetches stuff separately TODO: optimize
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if ($title == "[Unknown]" || !$title || !$site_url) {
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Debug::log("setting basic feed info for $feed [$title, $site_url]...");
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self::set_basic_feed_info($feed);
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}
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$sth = $pdo->prepare("SELECT id,update_interval,auth_login,
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feed_url,auth_pass,cache_images,
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mark_unread_on_update, owner_uid,
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auth_pass_encrypted, feed_language,
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last_modified,
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".SUBSTRING_FOR_DATE."(last_unconditional, 1, 19) AS last_unconditional
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FROM ttrss_feeds WHERE id = ?");
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$sth->execute([$feed]);
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if ($row = $sth->fetch()) {
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$owner_uid = $row["owner_uid"];
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$mark_unread_on_update = $row["mark_unread_on_update"];
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$sth = $pdo->prepare("UPDATE ttrss_feeds SET last_update_started = NOW()
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WHERE id = ?");
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$sth->execute([$feed]);
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$auth_login = $row["auth_login"];
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$auth_pass = $row["auth_pass"];
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$stored_last_modified = $row["last_modified"];
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$last_unconditional = $row["last_unconditional"];
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$cache_images = $row["cache_images"];
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$fetch_url = $row["feed_url"];
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$feed_language = mb_strtolower($row["feed_language"]);
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if (!$feed_language)
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$feed_language = mb_strtolower(get_pref('DEFAULT_SEARCH_LANGUAGE', $owner_uid));
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if (!$feed_language)
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$feed_language = 'simple';
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} else {
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return false;
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}
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$date_feed_processed = date('Y-m-d H:i');
|
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$cache_filename = CACHE_DIR . "/feeds/" . sha1($fetch_url) . ".xml";
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$pluginhost = new PluginHost();
|
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$user_plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
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$pluginhost->load(PLUGINS, PluginHost::KIND_ALL);
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$pluginhost->load($user_plugins, PluginHost::KIND_USER, $owner_uid);
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$pluginhost->load_data();
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$rss_hash = false;
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$force_refetch = isset($_REQUEST["force_refetch"]);
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$feed_data = "";
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Debug::log("running HOOK_FETCH_FEED handlers...", Debug::$LOG_VERBOSE);
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foreach ($pluginhost->get_hooks(PluginHost::HOOK_FETCH_FEED) as $plugin) {
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Debug::log("... " . get_class($plugin), Debug::$LOG_VERBOSE);
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$start = microtime(true);
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$feed_data = $plugin->hook_fetch_feed($feed_data, $fetch_url, $owner_uid, $feed, 0, $auth_login, $auth_pass);
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Debug::log(sprintf("=== %.4f (sec)", microtime(true) - $start), Debug::$LOG_VERBOSE);
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}
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if ($feed_data) {
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Debug::log("feed data has been modified by a plugin.", Debug::$LOG_VERBOSE);
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} else {
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Debug::log("feed data has not been modified by a plugin.", Debug::$LOG_VERBOSE);
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}
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// try cache
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if (!$feed_data &&
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file_exists($cache_filename) &&
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is_readable($cache_filename) &&
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!$auth_login && !$auth_pass &&
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filemtime($cache_filename) > time() - 30) {
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Debug::log("using local cache [$cache_filename].", Debug::$LOG_VERBOSE);
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@$feed_data = file_get_contents($cache_filename);
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if ($feed_data) {
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$rss_hash = sha1($feed_data);
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}
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} else {
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Debug::log("local cache will not be used for this feed", Debug::$LOG_VERBOSE);
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}
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|
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global $fetch_last_modified;
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// fetch feed from source
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if (!$feed_data) {
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Debug::log("last unconditional update request: $last_unconditional", Debug::$LOG_VERBOSE);
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if (ini_get("open_basedir") && function_exists("curl_init")) {
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Debug::log("not using CURL due to open_basedir restrictions", Debug::$LOG_VERBOSE);
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}
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if (time() - strtotime($last_unconditional) > MAX_CONDITIONAL_INTERVAL) {
|
|
Debug::log("maximum allowed interval for conditional requests exceeded, forcing refetch", Debug::$LOG_VERBOSE);
|
|
|
|
$force_refetch = true;
|
|
} else {
|
|
Debug::log("stored last modified for conditional request: $stored_last_modified", Debug::$LOG_VERBOSE);
|
|
}
|
|
|
|
Debug::log("fetching [$fetch_url] (force_refetch: $force_refetch)...", Debug::$LOG_VERBOSE);
|
|
|
|
$feed_data = UrlHelper::fetch([
|
|
"url" => $fetch_url,
|
|
"login" => $auth_login,
|
|
"pass" => $auth_pass,
|
|
"timeout" => $no_cache ? FEED_FETCH_NO_CACHE_TIMEOUT : FEED_FETCH_TIMEOUT,
|
|
"last_modified" => $force_refetch ? "" : $stored_last_modified
|
|
]);
|
|
|
|
$feed_data = trim($feed_data);
|
|
|
|
global $fetch_effective_url;
|
|
global $fetch_effective_ip_addr;
|
|
|
|
Debug::log("fetch done.", Debug::$LOG_VERBOSE);
|
|
Debug::log("effective URL (after redirects): " . clean($fetch_effective_url) . " (IP: $fetch_effective_ip_addr)", Debug::$LOG_VERBOSE);
|
|
Debug::log("source last modified: " . $fetch_last_modified, Debug::$LOG_VERBOSE);
|
|
|
|
if ($feed_data && $fetch_last_modified != $stored_last_modified) {
|
|
$sth = $pdo->prepare("UPDATE ttrss_feeds SET last_modified = ? WHERE id = ?");
|
|
$sth->execute([substr($fetch_last_modified, 0, 245), $feed]);
|
|
}
|
|
|
|
// cache vanilla feed data for re-use
|
|
if ($feed_data && !$auth_pass && !$auth_login && is_writable(CACHE_DIR . "/feeds")) {
|
|
$new_rss_hash = sha1($feed_data);
|
|
|
|
if ($new_rss_hash != $rss_hash) {
|
|
Debug::log("saving $cache_filename", Debug::$LOG_VERBOSE);
|
|
@file_put_contents($cache_filename, $feed_data);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!$feed_data) {
|
|
global $fetch_last_error;
|
|
global $fetch_last_error_code;
|
|
|
|
Debug::log("unable to fetch: $fetch_last_error [$fetch_last_error_code]", Debug::$LOG_VERBOSE);
|
|
|
|
// If-Modified-Since
|
|
if ($fetch_last_error_code == 304) {
|
|
Debug::log("source claims data not modified, nothing to do.", Debug::$LOG_VERBOSE);
|
|
$error_message = "";
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_feeds SET last_error = ?,
|
|
last_successful_update = NOW(),
|
|
last_updated = NOW() WHERE id = ?");
|
|
|
|
} else {
|
|
$error_message = $fetch_last_error;
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_feeds SET last_error = ?,
|
|
last_updated = NOW() WHERE id = ?");
|
|
}
|
|
|
|
$sth->execute([$error_message, $feed]);
|
|
|
|
return $error_message == "";
|
|
}
|
|
|
|
Debug::log("running HOOK_FEED_FETCHED handlers...", Debug::$LOG_VERBOSE);
|
|
$feed_data_checksum = md5($feed_data);
|
|
|
|
foreach ($pluginhost->get_hooks(PluginHost::HOOK_FEED_FETCHED) as $plugin) {
|
|
Debug::log("... " . get_class($plugin), Debug::$LOG_VERBOSE);
|
|
$start = microtime(true);
|
|
$feed_data = $plugin->hook_feed_fetched($feed_data, $fetch_url, $owner_uid, $feed);
|
|
Debug::log(sprintf("=== %.4f (sec)", microtime(true) - $start), Debug::$LOG_VERBOSE);
|
|
}
|
|
|
|
if (md5($feed_data) != $feed_data_checksum) {
|
|
Debug::log("feed data has been modified by a plugin.", Debug::$LOG_VERBOSE);
|
|
} else {
|
|
Debug::log("feed data has not been modified by a plugin.", Debug::$LOG_VERBOSE);
|
|
}
|
|
|
|
$rss = new FeedParser($feed_data);
|
|
$rss->init();
|
|
|
|
if (!$rss->error()) {
|
|
|
|
Debug::log("running HOOK_FEED_PARSED handlers...", Debug::$LOG_VERBOSE);
|
|
|
|
// We use local pluginhost here because we need to load different per-user feed plugins
|
|
|
|
foreach ($pluginhost->get_hooks(PluginHost::HOOK_FEED_PARSED) as $plugin) {
|
|
Debug::log("... " . get_class($plugin), Debug::$LOG_VERBOSE);
|
|
$start = microtime(true);
|
|
$plugin->hook_feed_parsed($rss, $feed);
|
|
Debug::log(sprintf("=== %.4f (sec)", microtime(true) - $start), Debug::$LOG_VERBOSE);
|
|
}
|
|
|
|
Debug::log("language: $feed_language", Debug::$LOG_VERBOSE);
|
|
Debug::log("processing feed data...", Debug::$LOG_VERBOSE);
|
|
|
|
if (DB_TYPE == "pgsql") {
|
|
$favicon_interval_qpart = "favicon_last_checked < NOW() - INTERVAL '12 hour'";
|
|
} else {
|
|
$favicon_interval_qpart = "favicon_last_checked < DATE_SUB(NOW(), INTERVAL 12 HOUR)";
|
|
}
|
|
|
|
$sth = $pdo->prepare("SELECT owner_uid,favicon_avg_color,
|
|
(favicon_last_checked IS NULL OR $favicon_interval_qpart) AS
|
|
favicon_needs_check
|
|
FROM ttrss_feeds WHERE id = ?");
|
|
$sth->execute([$feed]);
|
|
|
|
if ($row = $sth->fetch()) {
|
|
$favicon_needs_check = $row["favicon_needs_check"];
|
|
$favicon_avg_color = $row["favicon_avg_color"];
|
|
$owner_uid = $row["owner_uid"];
|
|
} else {
|
|
return false;
|
|
}
|
|
|
|
$site_url = mb_substr(rewrite_relative_url($fetch_url, clean($rss->get_link())), 0, 245);
|
|
|
|
Debug::log("site_url: $site_url", Debug::$LOG_VERBOSE);
|
|
Debug::log("feed_title: " . clean($rss->get_title()), Debug::$LOG_VERBOSE);
|
|
|
|
if ($favicon_needs_check || $force_refetch) {
|
|
|
|
/* terrible hack: if we crash on floicon shit here, we won't check
|
|
* the icon avgcolor again (unless the icon got updated) */
|
|
|
|
$favicon_file = ICONS_DIR . "/$feed.ico";
|
|
$favicon_modified = @filemtime($favicon_file);
|
|
|
|
Debug::log("checking favicon...", Debug::$LOG_VERBOSE);
|
|
|
|
self::check_feed_favicon($site_url, $feed);
|
|
$favicon_modified_new = @filemtime($favicon_file);
|
|
|
|
if ($favicon_modified_new > $favicon_modified)
|
|
$favicon_avg_color = '';
|
|
|
|
$favicon_colorstring = "";
|
|
if (file_exists($favicon_file) && function_exists("imagecreatefromstring") && $favicon_avg_color == '') {
|
|
require_once "colors.php";
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_feeds SET favicon_avg_color = 'fail' WHERE
|
|
id = ?");
|
|
$sth->execute([$feed]);
|
|
|
|
$favicon_color = calculate_avg_color($favicon_file);
|
|
|
|
$favicon_colorstring = ",favicon_avg_color = " . $pdo->quote($favicon_color);
|
|
|
|
} else if ($favicon_avg_color == 'fail') {
|
|
Debug::log("floicon failed on this file, not trying to recalculate avg color", Debug::$LOG_VERBOSE);
|
|
}
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_feeds SET favicon_last_checked = NOW()
|
|
$favicon_colorstring WHERE id = ?");
|
|
$sth->execute([$feed]);
|
|
}
|
|
|
|
Debug::log("loading filters & labels...", Debug::$LOG_VERBOSE);
|
|
|
|
$filters = self::load_filters($feed, $owner_uid);
|
|
|
|
if (Debug::get_loglevel() >= Debug::$LOG_EXTENDED) {
|
|
print_r($filters);
|
|
}
|
|
|
|
Debug::log("" . count($filters) . " filters loaded.", Debug::$LOG_VERBOSE);
|
|
|
|
$items = $rss->get_items();
|
|
|
|
if (!is_array($items)) {
|
|
Debug::log("no articles found.", Debug::$LOG_VERBOSE);
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_feeds
|
|
SET last_updated = NOW(), last_unconditional = NOW(), last_error = '' WHERE id = ?");
|
|
$sth->execute([$feed]);
|
|
|
|
return true; // no articles
|
|
}
|
|
|
|
Debug::log("processing articles...", Debug::$LOG_VERBOSE);
|
|
|
|
$tstart = time();
|
|
|
|
foreach ($items as $item) {
|
|
$pdo->beginTransaction();
|
|
|
|
if (Debug::get_loglevel() >= 3) {
|
|
print_r($item);
|
|
}
|
|
|
|
if (ini_get("max_execution_time") > 0 && time() - $tstart >= ini_get("max_execution_time") * 0.7) {
|
|
Debug::log("looks like there's too many articles to process at once, breaking out", Debug::$LOG_VERBOSE);
|
|
$pdo->commit();
|
|
break;
|
|
}
|
|
|
|
$entry_guid = strip_tags($item->get_id());
|
|
if (!$entry_guid) $entry_guid = strip_tags($item->get_link());
|
|
if (!$entry_guid) $entry_guid = self::make_guid_from_title($item->get_title());
|
|
|
|
if (!$entry_guid) {
|
|
$pdo->commit();
|
|
continue;
|
|
}
|
|
|
|
$entry_guid_hashed_compat = 'SHA1:' . sha1("$owner_uid,$entry_guid");
|
|
$entry_guid_hashed = json_encode(["ver" => 2, "uid" => $owner_uid, "hash" => 'SHA1:' . sha1($entry_guid)]);
|
|
$entry_guid = "$owner_uid,$entry_guid";
|
|
|
|
Debug::log("guid $entry_guid (hash: $entry_guid_hashed compat: $entry_guid_hashed_compat)", Debug::$LOG_VERBOSE);
|
|
|
|
$entry_timestamp = (int)$item->get_date();
|
|
|
|
Debug::log("orig date: " . $item->get_date(), Debug::$LOG_VERBOSE);
|
|
|
|
$entry_title = strip_tags($item->get_title());
|
|
|
|
$entry_link = rewrite_relative_url($site_url, clean($item->get_link()));
|
|
|
|
$entry_language = mb_substr(trim($item->get_language()), 0, 2);
|
|
|
|
Debug::log("title $entry_title", Debug::$LOG_VERBOSE);
|
|
Debug::log("link $entry_link", Debug::$LOG_VERBOSE);
|
|
Debug::log("language $entry_language", Debug::$LOG_VERBOSE);
|
|
|
|
if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);;
|
|
|
|
$entry_content = $item->get_content();
|
|
if (!$entry_content) $entry_content = $item->get_description();
|
|
|
|
if (Debug::get_loglevel() >= 3) {
|
|
print "content: ";
|
|
print htmlspecialchars($entry_content);
|
|
print "\n";
|
|
}
|
|
|
|
$entry_comments = mb_substr(strip_tags($item->get_comments_url()), 0, 245);
|
|
$num_comments = (int) $item->get_comments_count();
|
|
|
|
$entry_author = strip_tags($item->get_author());
|
|
$entry_guid = mb_substr($entry_guid, 0, 245);
|
|
|
|
Debug::log("author $entry_author", Debug::$LOG_VERBOSE);
|
|
Debug::log("looking for tags...", Debug::$LOG_VERBOSE);
|
|
|
|
$entry_tags = $item->get_categories();
|
|
Debug::log("tags found: " . join(", ", $entry_tags), Debug::$LOG_VERBOSE);
|
|
|
|
Debug::log("done collecting data.", Debug::$LOG_VERBOSE);
|
|
|
|
$sth = $pdo->prepare("SELECT id, content_hash, lang FROM ttrss_entries
|
|
WHERE guid IN (?, ?, ?)");
|
|
$sth->execute([$entry_guid, $entry_guid_hashed, $entry_guid_hashed_compat]);
|
|
|
|
if ($row = $sth->fetch()) {
|
|
$base_entry_id = $row["id"];
|
|
$entry_stored_hash = $row["content_hash"];
|
|
$article_labels = Article::get_article_labels($base_entry_id, $owner_uid);
|
|
|
|
$existing_tags = Article::get_article_tags($base_entry_id, $owner_uid);
|
|
$entry_tags = array_unique(array_merge($entry_tags, $existing_tags));
|
|
} else {
|
|
$base_entry_id = false;
|
|
$entry_stored_hash = "";
|
|
$article_labels = array();
|
|
}
|
|
|
|
Debug::log("looking for enclosures...", Debug::$LOG_VERBOSE);
|
|
|
|
// enclosures
|
|
|
|
$enclosures = array();
|
|
|
|
$encs = $item->get_enclosures();
|
|
|
|
if (is_array($encs)) {
|
|
foreach ($encs as $e) {
|
|
|
|
foreach ($pluginhost->get_hooks(PluginHost::HOOK_ENCLOSURE_IMPORTED) as $plugin) {
|
|
$e = $plugin->hook_enclosure_imported($e, $feed);
|
|
}
|
|
|
|
$e_item = array(
|
|
rewrite_relative_url($site_url, $e->link),
|
|
$e->type, $e->length, $e->title, $e->width, $e->height);
|
|
|
|
// Yet another episode of "mysql utf8_general_ci is gimped"
|
|
if (DB_TYPE == "mysql" && MYSQL_CHARSET != "UTF8MB4") {
|
|
for ($i = 0; $i < count($e_item); $i++) {
|
|
if (is_string($e_item[$i])) {
|
|
$e_item[$i] = self::strip_utf8mb4($e_item[$i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
array_push($enclosures, $e_item);
|
|
}
|
|
}
|
|
|
|
$article = array("owner_uid" => $owner_uid, // read only
|
|
"guid" => $entry_guid, // read only
|
|
"guid_hashed" => $entry_guid_hashed, // read only
|
|
"title" => $entry_title,
|
|
"content" => $entry_content,
|
|
"link" => $entry_link,
|
|
"labels" => $article_labels, // current limitation: can add labels to article, can't remove them
|
|
"tags" => $entry_tags,
|
|
"author" => $entry_author,
|
|
"force_catchup" => false, // ugly hack for the time being
|
|
"score_modifier" => 0, // no previous value, plugin should recalculate score modifier based on content if needed
|
|
"language" => $entry_language,
|
|
"timestamp" => $entry_timestamp,
|
|
"num_comments" => $num_comments,
|
|
"enclosures" => $enclosures,
|
|
"feed" => array("id" => $feed,
|
|
"fetch_url" => $fetch_url,
|
|
"site_url" => $site_url,
|
|
"cache_images" => $cache_images)
|
|
);
|
|
|
|
$entry_plugin_data = "";
|
|
$entry_current_hash = self::calculate_article_hash($article, $pluginhost);
|
|
|
|
Debug::log("article hash: $entry_current_hash [stored=$entry_stored_hash]", Debug::$LOG_VERBOSE);
|
|
|
|
if ($entry_current_hash == $entry_stored_hash && !isset($_REQUEST["force_rehash"])) {
|
|
Debug::log("stored article seems up to date [IID: $base_entry_id], updating timestamp only", Debug::$LOG_VERBOSE);
|
|
|
|
// we keep encountering the entry in feeds, so we need to
|
|
// update date_updated column so that we don't get horrible
|
|
// dupes when the entry gets purged and reinserted again e.g.
|
|
// in the case of SLOW SLOW OMG SLOW updating feeds
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_entries SET date_updated = NOW()
|
|
WHERE id = ?");
|
|
$sth->execute([$base_entry_id]);
|
|
|
|
$pdo->commit();
|
|
continue;
|
|
}
|
|
|
|
Debug::log("hash differs, applying plugin filters:", Debug::$LOG_VERBOSE);
|
|
|
|
foreach ($pluginhost->get_hooks(PluginHost::HOOK_ARTICLE_FILTER) as $plugin) {
|
|
Debug::log("... " . get_class($plugin), Debug::$LOG_VERBOSE);
|
|
|
|
$start = microtime(true);
|
|
$article = $plugin->hook_article_filter($article);
|
|
|
|
Debug::log(sprintf("=== %.4f (sec)", microtime(true) - $start), Debug::$LOG_VERBOSE);
|
|
|
|
$entry_plugin_data .= mb_strtolower(get_class($plugin)) . ",";
|
|
}
|
|
|
|
if (Debug::get_loglevel() >= 3) {
|
|
print "processed content: ";
|
|
print htmlspecialchars($article["content"]);
|
|
print "\n";
|
|
}
|
|
|
|
Debug::log("plugin data: $entry_plugin_data", Debug::$LOG_VERBOSE);
|
|
|
|
// Workaround: 4-byte unicode requires utf8mb4 in MySQL. See https://tt-rss.org/forum/viewtopic.php?f=1&t=3377&p=20077#p20077
|
|
if (DB_TYPE == "mysql" && MYSQL_CHARSET != "UTF8MB4") {
|
|
foreach ($article as $k => $v) {
|
|
// i guess we'll have to take the risk of 4byte unicode labels & tags here
|
|
if (is_string($article[$k])) {
|
|
$article[$k] = self::strip_utf8mb4($v);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Collect article tags here so we could filter by them: */
|
|
|
|
$matched_rules = [];
|
|
$matched_filters = [];
|
|
|
|
$article_filters = self::get_article_filters($filters, $article["title"],
|
|
$article["content"], $article["link"], $article["author"],
|
|
$article["tags"], $matched_rules, $matched_filters);
|
|
|
|
// $article_filters should be renamed to something like $filter_actions; actual filter objects are in $matched_filters
|
|
foreach ($pluginhost->get_hooks(PluginHost::HOOK_FILTER_TRIGGERED) as $plugin) {
|
|
$plugin->hook_filter_triggered($feed, $owner_uid, $article, $matched_filters, $matched_rules, $article_filters);
|
|
}
|
|
|
|
$matched_filter_ids = array_map(function($f) { return $f['id']; }, $matched_filters);
|
|
|
|
if (count($matched_filter_ids) > 0) {
|
|
$filter_ids_qmarks = arr_qmarks($matched_filter_ids);
|
|
|
|
$fsth = $pdo->prepare("UPDATE ttrss_filters2 SET last_triggered = NOW() WHERE
|
|
id IN ($filter_ids_qmarks) AND owner_uid = ?");
|
|
|
|
$fsth->execute(array_merge($matched_filter_ids, [$owner_uid]));
|
|
}
|
|
|
|
if (Debug::get_loglevel() >= Debug::$LOG_EXTENDED) {
|
|
Debug::log("matched filters: ", Debug::$LOG_VERBOSE);
|
|
|
|
if (count($matched_filters) != 0) {
|
|
print_r($matched_filters);
|
|
}
|
|
|
|
Debug::log("matched filter rules: ", Debug::$LOG_VERBOSE);
|
|
|
|
if (count($matched_rules) != 0) {
|
|
print_r($matched_rules);
|
|
}
|
|
|
|
Debug::log("filter actions: ", Debug::$LOG_VERBOSE);
|
|
|
|
if (count($article_filters) != 0) {
|
|
print_r($article_filters);
|
|
}
|
|
}
|
|
|
|
$plugin_filter_names = self::find_article_filters($article_filters, "plugin");
|
|
$plugin_filter_actions = $pluginhost->get_filter_actions();
|
|
|
|
if (count($plugin_filter_names) > 0) {
|
|
Debug::log("applying plugin filter actions...", Debug::$LOG_VERBOSE);
|
|
|
|
foreach ($plugin_filter_names as $pfn) {
|
|
list($pfclass,$pfaction) = explode(":", $pfn["param"]);
|
|
|
|
if (isset($plugin_filter_actions[$pfclass])) {
|
|
$plugin = $pluginhost->get_plugin($pfclass);
|
|
|
|
Debug::log("... $pfclass: $pfaction", Debug::$LOG_VERBOSE);
|
|
|
|
if ($plugin) {
|
|
$start = microtime(true);
|
|
$article = $plugin->hook_article_filter_action($article, $pfaction);
|
|
|
|
Debug::log(sprintf("=== %.4f (sec)", microtime(true) - $start), Debug::$LOG_VERBOSE);
|
|
} else {
|
|
Debug::log("??? $pfclass: plugin object not found.", Debug::$LOG_VERBOSE);
|
|
}
|
|
} else {
|
|
Debug::log("??? $pfclass: filter plugin not registered.", Debug::$LOG_VERBOSE);
|
|
}
|
|
}
|
|
}
|
|
|
|
$entry_tags = $article["tags"];
|
|
$entry_title = strip_tags($article["title"]);
|
|
$entry_author = mb_substr(strip_tags($article["author"]), 0, 245);
|
|
$entry_link = strip_tags($article["link"]);
|
|
$entry_content = $article["content"]; // escaped below
|
|
$entry_force_catchup = $article["force_catchup"];
|
|
$article_labels = $article["labels"];
|
|
$entry_score_modifier = (int) $article["score_modifier"];
|
|
$entry_language = $article["language"];
|
|
$entry_timestamp = $article["timestamp"];
|
|
$num_comments = $article["num_comments"];
|
|
$enclosures = $article["enclosures"];
|
|
|
|
if ($entry_timestamp == -1 || !$entry_timestamp || $entry_timestamp > time()) {
|
|
$entry_timestamp = time();
|
|
}
|
|
|
|
$entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
|
|
|
|
Debug::log("date $entry_timestamp [$entry_timestamp_fmt]", Debug::$LOG_VERBOSE);
|
|
Debug::log("num_comments: $num_comments", Debug::$LOG_VERBOSE);
|
|
|
|
if (Debug::get_loglevel() >= Debug::$LOG_EXTENDED) {
|
|
Debug::log("article labels:", Debug::$LOG_VERBOSE);
|
|
|
|
if (count($article_labels) != 0) {
|
|
print_r($article_labels);
|
|
}
|
|
}
|
|
|
|
Debug::log("force catchup: $entry_force_catchup", Debug::$LOG_VERBOSE);
|
|
|
|
if ($cache_images)
|
|
self::cache_media($entry_content, $site_url);
|
|
|
|
$csth = $pdo->prepare("SELECT id FROM ttrss_entries
|
|
WHERE guid IN (?, ?, ?)");
|
|
$csth->execute([$entry_guid, $entry_guid_hashed, $entry_guid_hashed_compat]);
|
|
|
|
if (!$row = $csth->fetch()) {
|
|
|
|
Debug::log("base guid [$entry_guid or $entry_guid_hashed] not found, creating...", Debug::$LOG_VERBOSE);
|
|
|
|
// base post entry does not exist, create it
|
|
|
|
$usth = $pdo->prepare(
|
|
"INSERT INTO ttrss_entries
|
|
(title,
|
|
guid,
|
|
link,
|
|
updated,
|
|
content,
|
|
content_hash,
|
|
no_orig_date,
|
|
date_updated,
|
|
date_entered,
|
|
comments,
|
|
num_comments,
|
|
plugin_data,
|
|
lang,
|
|
author)
|
|
VALUES
|
|
(?, ?, ?, ?, ?, ?,
|
|
false,
|
|
NOW(),
|
|
?, ?, ?, ?, ?, ?)");
|
|
|
|
$usth->execute([$entry_title,
|
|
$entry_guid_hashed,
|
|
$entry_link,
|
|
$entry_timestamp_fmt,
|
|
"$entry_content",
|
|
$entry_current_hash,
|
|
$date_feed_processed,
|
|
$entry_comments,
|
|
(int)$num_comments,
|
|
$entry_plugin_data,
|
|
"$entry_language",
|
|
"$entry_author"]);
|
|
|
|
}
|
|
|
|
$csth->execute([$entry_guid, $entry_guid_hashed, $entry_guid_hashed_compat]);
|
|
|
|
$entry_ref_id = 0;
|
|
$entry_int_id = 0;
|
|
|
|
if ($row = $csth->fetch()) {
|
|
|
|
Debug::log("base guid found, checking for user record", Debug::$LOG_VERBOSE);
|
|
|
|
$ref_id = $row['id'];
|
|
$entry_ref_id = $ref_id;
|
|
|
|
if (self::find_article_filter($article_filters, "filter")) {
|
|
Debug::log("article is filtered out, nothing to do.", Debug::$LOG_VERBOSE);
|
|
$pdo->commit();
|
|
continue;
|
|
}
|
|
|
|
$score = self::calculate_article_score($article_filters) + $entry_score_modifier;
|
|
|
|
Debug::log("initial score: $score [including plugin modifier: $entry_score_modifier]", Debug::$LOG_VERBOSE);
|
|
|
|
// check for user post link to main table
|
|
|
|
$sth = $pdo->prepare("SELECT ref_id, int_id FROM ttrss_user_entries WHERE
|
|
ref_id = ? AND owner_uid = ?");
|
|
$sth->execute([$ref_id, $owner_uid]);
|
|
|
|
// okay it doesn't exist - create user entry
|
|
if ($row = $sth->fetch()) {
|
|
$entry_ref_id = $row["ref_id"];
|
|
$entry_int_id = $row["int_id"];
|
|
|
|
Debug::log("user record FOUND: RID: $entry_ref_id, IID: $entry_int_id", Debug::$LOG_VERBOSE);
|
|
} else {
|
|
|
|
Debug::log("user record not found, creating...", Debug::$LOG_VERBOSE);
|
|
|
|
if ($score >= -500 && !self::find_article_filter($article_filters, 'catchup') && !$entry_force_catchup) {
|
|
$unread = 1;
|
|
$last_read_qpart = null;
|
|
} else {
|
|
$unread = 0;
|
|
$last_read_qpart = date("Y-m-d H:i"); // we can't use NOW() here because it gets quoted
|
|
}
|
|
|
|
if (self::find_article_filter($article_filters, 'mark') || $score > 1000) {
|
|
$marked = 1;
|
|
} else {
|
|
$marked = 0;
|
|
}
|
|
|
|
if (self::find_article_filter($article_filters, 'publish')) {
|
|
$published = 1;
|
|
} else {
|
|
$published = 0;
|
|
}
|
|
|
|
$last_marked = ($marked == 1) ? 'NOW()' : 'NULL';
|
|
$last_published = ($published == 1) ? 'NOW()' : 'NULL';
|
|
|
|
$sth = $pdo->prepare(
|
|
"INSERT INTO ttrss_user_entries
|
|
(ref_id, owner_uid, feed_id, unread, last_read, marked,
|
|
published, score, tag_cache, label_cache, uuid,
|
|
last_marked, last_published)
|
|
VALUES (?, ?, ?, ?, ?, ?, ?, ?, '', '', '', ".$last_marked.", ".$last_published.")");
|
|
|
|
$sth->execute([$ref_id, $owner_uid, $feed, $unread, $last_read_qpart, $marked,
|
|
$published, $score]);
|
|
|
|
$sth = $pdo->prepare("SELECT int_id FROM ttrss_user_entries WHERE
|
|
ref_id = ? AND owner_uid = ? AND
|
|
feed_id = ? LIMIT 1");
|
|
|
|
$sth->execute([$ref_id, $owner_uid, $feed]);
|
|
|
|
if ($row = $sth->fetch())
|
|
$entry_int_id = $row['int_id'];
|
|
}
|
|
|
|
Debug::log("resulting RID: $entry_ref_id, IID: $entry_int_id", Debug::$LOG_VERBOSE);
|
|
|
|
if (DB_TYPE == "pgsql")
|
|
$tsvector_qpart = "tsvector_combined = to_tsvector(:ts_lang, :ts_content),";
|
|
else
|
|
$tsvector_qpart = "";
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_entries
|
|
SET title = :title,
|
|
$tsvector_qpart
|
|
content = :content,
|
|
content_hash = :content_hash,
|
|
updated = :updated,
|
|
date_updated = NOW(),
|
|
num_comments = :num_comments,
|
|
plugin_data = :plugin_data,
|
|
author = :author,
|
|
lang = :lang
|
|
WHERE id = :id");
|
|
|
|
$params = [":title" => $entry_title,
|
|
":content" => "$entry_content",
|
|
":content_hash" => $entry_current_hash,
|
|
":updated" => $entry_timestamp_fmt,
|
|
":num_comments" => (int)$num_comments,
|
|
":plugin_data" => $entry_plugin_data,
|
|
":author" => "$entry_author",
|
|
":lang" => $entry_language,
|
|
":id" => $ref_id];
|
|
|
|
if (DB_TYPE == "pgsql") {
|
|
$params[":ts_lang"] = $feed_language;
|
|
$params[":ts_content"] = mb_substr(strip_tags($entry_title . " " . $entry_content), 0, 900000);
|
|
}
|
|
|
|
$sth->execute($params);
|
|
|
|
// update aux data
|
|
$sth = $pdo->prepare("UPDATE ttrss_user_entries
|
|
SET score = ? WHERE ref_id = ?");
|
|
$sth->execute([$score, $ref_id]);
|
|
|
|
if ($mark_unread_on_update &&
|
|
!$entry_force_catchup &&
|
|
!self::find_article_filter($article_filters, 'catchup')) {
|
|
|
|
Debug::log("article updated, marking unread as requested.", Debug::$LOG_VERBOSE);
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_user_entries
|
|
SET last_read = null, unread = true WHERE ref_id = ?");
|
|
$sth->execute([$ref_id]);
|
|
} else {
|
|
Debug::log("article updated, but we're forbidden to mark it unread.", Debug::$LOG_VERBOSE);
|
|
}
|
|
}
|
|
|
|
Debug::log("assigning labels [other]...", Debug::$LOG_VERBOSE);
|
|
|
|
foreach ($article_labels as $label) {
|
|
Labels::add_article($entry_ref_id, $label[1], $owner_uid);
|
|
}
|
|
|
|
Debug::log("assigning labels [filters]...", Debug::$LOG_VERBOSE);
|
|
|
|
self::assign_article_to_label_filters($entry_ref_id, $article_filters,
|
|
$owner_uid, $article_labels);
|
|
|
|
if ($cache_images)
|
|
self::cache_enclosures($enclosures, $site_url);
|
|
|
|
if (Debug::get_loglevel() >= Debug::$LOG_EXTENDED) {
|
|
Debug::log("article enclosures:", Debug::$LOG_VERBOSE);
|
|
print_r($enclosures);
|
|
}
|
|
|
|
$esth = $pdo->prepare("SELECT id FROM ttrss_enclosures
|
|
WHERE content_url = ? AND content_type = ? AND post_id = ?");
|
|
|
|
$usth = $pdo->prepare("INSERT INTO ttrss_enclosures
|
|
(content_url, content_type, title, duration, post_id, width, height) VALUES
|
|
(?, ?, ?, ?, ?, ?, ?)");
|
|
|
|
foreach ($enclosures as $enc) {
|
|
$enc_url = $enc[0];
|
|
$enc_type = $enc[1];
|
|
$enc_dur = (int)$enc[2];
|
|
$enc_title = $enc[3];
|
|
$enc_width = intval($enc[4]);
|
|
$enc_height = intval($enc[5]);
|
|
|
|
$esth->execute([$enc_url, $enc_type, $entry_ref_id]);
|
|
|
|
if (!$esth->fetch()) {
|
|
$usth->execute([$enc_url, $enc_type, (string)$enc_title, $enc_dur, $entry_ref_id, $enc_width, $enc_height]);
|
|
}
|
|
}
|
|
|
|
// check for manual tags (we have to do it here since they're loaded from filters)
|
|
|
|
foreach ($article_filters as $f) {
|
|
if ($f["type"] == "tag") {
|
|
|
|
$manual_tags = trim_array(explode(",", $f["param"]));
|
|
|
|
foreach ($manual_tags as $tag) {
|
|
array_push($entry_tags, $tag);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Skip boring tags
|
|
|
|
$boring_tags = trim_array(explode(",", mb_strtolower(get_pref(
|
|
'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8')));
|
|
|
|
$filtered_tags = array();
|
|
$tags_to_cache = array();
|
|
|
|
foreach ($entry_tags as $tag) {
|
|
if (array_search($tag, $boring_tags) === false) {
|
|
array_push($filtered_tags, $tag);
|
|
}
|
|
}
|
|
|
|
$filtered_tags = array_unique($filtered_tags);
|
|
|
|
if (Debug::get_loglevel() >= Debug::$LOG_VERBOSE) {
|
|
Debug::log("filtered tags: " . implode(", ", $filtered_tags), Debug::$LOG_VERBOSE);
|
|
|
|
}
|
|
|
|
// Save article tags in the database
|
|
|
|
if (count($filtered_tags) > 0) {
|
|
|
|
$tsth = $pdo->prepare("SELECT id FROM ttrss_tags
|
|
WHERE tag_name = ? AND post_int_id = ? AND
|
|
owner_uid = ? LIMIT 1");
|
|
|
|
$usth = $pdo->prepare("INSERT INTO ttrss_tags
|
|
(owner_uid,tag_name,post_int_id)
|
|
VALUES (?, ?, ?)");
|
|
|
|
$filtered_tags = FeedItem_Common::normalize_categories($filtered_tags);
|
|
|
|
foreach ($filtered_tags as $tag) {
|
|
$tsth->execute([$tag, $entry_int_id, $owner_uid]);
|
|
|
|
if (!$tsth->fetch()) {
|
|
$usth->execute([$owner_uid, $tag, $entry_int_id]);
|
|
}
|
|
|
|
array_push($tags_to_cache, $tag);
|
|
}
|
|
|
|
/* update the cache */
|
|
$tags_str = join(",", $tags_to_cache);
|
|
|
|
$tsth = $pdo->prepare("UPDATE ttrss_user_entries
|
|
SET tag_cache = ? WHERE ref_id = ?
|
|
AND owner_uid = ?");
|
|
$tsth->execute([$tags_str, $entry_ref_id, $owner_uid]);
|
|
}
|
|
|
|
Debug::log("article processed", Debug::$LOG_VERBOSE);
|
|
|
|
$pdo->commit();
|
|
}
|
|
|
|
Debug::log("purging feed...", Debug::$LOG_VERBOSE);
|
|
|
|
Feeds::purge_feed($feed, 0);
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_feeds SET
|
|
last_updated = NOW(),
|
|
last_unconditional = NOW(),
|
|
last_successful_update = NOW(),
|
|
last_error = '' WHERE id = ?");
|
|
$sth->execute([$feed]);
|
|
|
|
} else {
|
|
|
|
$error_msg = mb_substr($rss->error(), 0, 245);
|
|
|
|
Debug::log("fetch error: $error_msg", Debug::$LOG_VERBOSE);
|
|
|
|
if (count($rss->errors()) > 1) {
|
|
foreach ($rss->errors() as $error) {
|
|
Debug::log("+ $error", Debug::$LOG_VERBOSE);
|
|
}
|
|
}
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_feeds SET
|
|
last_error = ?,
|
|
last_updated = NOW(),
|
|
last_unconditional = NOW() WHERE id = ?");
|
|
$sth->execute([$error_msg, $feed]);
|
|
|
|
unset($rss);
|
|
|
|
Debug::log("update failed.", Debug::$LOG_VERBOSE);
|
|
return false;
|
|
}
|
|
|
|
Debug::log("update done.", Debug::$LOG_VERBOSE);
|
|
|
|
return true;
|
|
}
|
|
|
|
/* TODO: move to DiskCache? */
|
|
static function cache_enclosures($enclosures, $site_url) {
|
|
$cache = new DiskCache("images");
|
|
|
|
if ($cache->isWritable()) {
|
|
foreach ($enclosures as $enc) {
|
|
|
|
if (preg_match("/(image|audio|video)/", $enc[1])) {
|
|
$src = rewrite_relative_url($site_url, $enc[0]);
|
|
|
|
$local_filename = sha1($src);
|
|
|
|
Debug::log("cache_enclosures: downloading: $src to $local_filename", Debug::$LOG_VERBOSE);
|
|
|
|
if (!$cache->exists($local_filename)) {
|
|
|
|
global $fetch_last_error_code;
|
|
global $fetch_last_error;
|
|
|
|
$file_content = UrlHelper::fetch(array("url" => $src,
|
|
"http_referrer" => $src,
|
|
"max_size" => MAX_CACHE_FILE_SIZE));
|
|
|
|
if ($file_content) {
|
|
$cache->put($local_filename, $file_content);
|
|
} else {
|
|
Debug::log("cache_enclosures: failed with $fetch_last_error_code: $fetch_last_error");
|
|
}
|
|
} else if (is_writable($local_filename)) {
|
|
$cache->touch($local_filename);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* TODO: move to DiskCache? */
|
|
static function cache_media_url($cache, $url, $site_url) {
|
|
$url = rewrite_relative_url($site_url, $url);
|
|
$local_filename = sha1($url);
|
|
|
|
Debug::log("cache_media: checking $url", Debug::$LOG_VERBOSE);
|
|
|
|
if (!$cache->exists($local_filename)) {
|
|
Debug::log("cache_media: downloading: $url to $local_filename", Debug::$LOG_VERBOSE);
|
|
|
|
global $fetch_last_error_code;
|
|
global $fetch_last_error;
|
|
|
|
$file_content = UrlHelper::fetch(array("url" => $url,
|
|
"http_referrer" => $url,
|
|
"max_size" => MAX_CACHE_FILE_SIZE));
|
|
|
|
if ($file_content) {
|
|
$cache->put($local_filename, $file_content);
|
|
} else {
|
|
Debug::log("cache_media: failed with $fetch_last_error_code: $fetch_last_error");
|
|
}
|
|
} else if ($cache->isWritable($local_filename)) {
|
|
$cache->touch($local_filename);
|
|
}
|
|
}
|
|
|
|
/* TODO: move to DiskCache? */
|
|
static function cache_media($html, $site_url) {
|
|
$cache = new DiskCache("images");
|
|
|
|
if ($html && $cache->isWritable()) {
|
|
$doc = new DOMDocument();
|
|
if (@$doc->loadHTML($html)) {
|
|
$xpath = new DOMXPath($doc);
|
|
|
|
$entries = $xpath->query('(//img[@src]|//source[@src|@srcset]|//video[@poster|@src])');
|
|
|
|
foreach ($entries as $entry) {
|
|
foreach (array('src', 'poster') as $attr) {
|
|
if ($entry->hasAttribute($attr) && strpos($entry->getAttribute($attr), "data:") !== 0) {
|
|
self::cache_media_url($cache, $entry->getAttribute($attr), $site_url);
|
|
}
|
|
}
|
|
|
|
if ($entry->hasAttribute("srcset")) {
|
|
$matches = self::decode_srcset($entry->getAttribute('srcset'));
|
|
|
|
for ($i = 0; $i < count($matches); $i++) {
|
|
self::cache_media_url($cache, $matches[$i]["url"], $site_url);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static function expire_error_log() {
|
|
Debug::log("Removing old error log entries...");
|
|
|
|
$pdo = Db::pdo();
|
|
|
|
if (DB_TYPE == "pgsql") {
|
|
$pdo->query("DELETE FROM ttrss_error_log
|
|
WHERE created_at < NOW() - INTERVAL '7 days'");
|
|
} else {
|
|
$pdo->query("DELETE FROM ttrss_error_log
|
|
WHERE created_at < DATE_SUB(NOW(), INTERVAL 7 DAY)");
|
|
}
|
|
}
|
|
|
|
static function expire_feed_archive() {
|
|
Debug::log("Removing old archived feeds...");
|
|
|
|
$pdo = Db::pdo();
|
|
|
|
if (DB_TYPE == "pgsql") {
|
|
$pdo->query("DELETE FROM ttrss_archived_feeds
|
|
WHERE created < NOW() - INTERVAL '1 month'");
|
|
} else {
|
|
$pdo->query("DELETE FROM ttrss_archived_feeds
|
|
WHERE created < DATE_SUB(NOW(), INTERVAL 1 MONTH)");
|
|
}
|
|
}
|
|
|
|
static function expire_lock_files() {
|
|
Debug::log("Removing old lock files...", Debug::$LOG_VERBOSE);
|
|
|
|
$num_deleted = 0;
|
|
|
|
if (is_writable(LOCK_DIRECTORY)) {
|
|
$files = glob(LOCK_DIRECTORY . "/*.lock");
|
|
|
|
if ($files) {
|
|
foreach ($files as $file) {
|
|
if (!file_is_locked(basename($file)) && time() - filemtime($file) > 86400*2) {
|
|
unlink($file);
|
|
++$num_deleted;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
Debug::log("Removed $num_deleted old lock files.");
|
|
}
|
|
|
|
/**
|
|
* Source: http://www.php.net/manual/en/function.parse-url.php#104527
|
|
* Returns the url query as associative array
|
|
*
|
|
* @param string query
|
|
* @return array params
|
|
*/
|
|
static function convertUrlQuery($query) {
|
|
$queryParts = explode('&', $query);
|
|
|
|
$params = array();
|
|
|
|
foreach ($queryParts as $param) {
|
|
$item = explode('=', $param);
|
|
$params[$item[0]] = $item[1];
|
|
}
|
|
|
|
return $params;
|
|
}
|
|
|
|
static function get_article_filters($filters, $title, $content, $link, $author, $tags, &$matched_rules = false, &$matched_filters = false) {
|
|
$matches = array();
|
|
|
|
foreach ($filters as $filter) {
|
|
$match_any_rule = $filter["match_any_rule"];
|
|
$inverse = $filter["inverse"];
|
|
$filter_match = false;
|
|
|
|
foreach ($filter["rules"] as $rule) {
|
|
$match = false;
|
|
$reg_exp = str_replace('/', '\/', $rule["reg_exp"]);
|
|
$reg_exp = str_replace("\n", "", $reg_exp); // reg_exp may be formatted with CRs now because of textarea, we need to strip those
|
|
$rule_inverse = $rule["inverse"];
|
|
|
|
if (!$reg_exp)
|
|
continue;
|
|
|
|
switch ($rule["type"]) {
|
|
case "title":
|
|
$match = @preg_match("/$reg_exp/iu", $title);
|
|
break;
|
|
case "content":
|
|
// we don't need to deal with multiline regexps
|
|
$content = preg_replace("/[\r\n\t]/", "", $content);
|
|
|
|
$match = @preg_match("/$reg_exp/iu", $content);
|
|
break;
|
|
case "both":
|
|
// we don't need to deal with multiline regexps
|
|
$content = preg_replace("/[\r\n\t]/", "", $content);
|
|
|
|
$match = (@preg_match("/$reg_exp/iu", $title) || @preg_match("/$reg_exp/iu", $content));
|
|
break;
|
|
case "link":
|
|
$match = @preg_match("/$reg_exp/iu", $link);
|
|
break;
|
|
case "author":
|
|
$match = @preg_match("/$reg_exp/iu", $author);
|
|
break;
|
|
case "tag":
|
|
foreach ($tags as $tag) {
|
|
if (@preg_match("/$reg_exp/iu", $tag)) {
|
|
$match = true;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
if ($rule_inverse) $match = !$match;
|
|
|
|
if ($match_any_rule) {
|
|
if ($match) {
|
|
$filter_match = true;
|
|
break;
|
|
}
|
|
} else {
|
|
$filter_match = $match;
|
|
if (!$match) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($inverse) $filter_match = !$filter_match;
|
|
|
|
if ($filter_match) {
|
|
if (is_array($matched_rules)) array_push($matched_rules, $rule);
|
|
if (is_array($matched_filters)) array_push($matched_filters, $filter);
|
|
|
|
foreach ($filter["actions"] AS $action) {
|
|
array_push($matches, $action);
|
|
|
|
// if Stop action encountered, perform no further processing
|
|
if (isset($action["type"]) && $action["type"] == "stop") return $matches;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $matches;
|
|
}
|
|
|
|
static function find_article_filter($filters, $filter_name) {
|
|
foreach ($filters as $f) {
|
|
if ($f["type"] == $filter_name) {
|
|
return $f;
|
|
};
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static function find_article_filters($filters, $filter_name) {
|
|
$results = array();
|
|
|
|
foreach ($filters as $f) {
|
|
if ($f["type"] == $filter_name) {
|
|
array_push($results, $f);
|
|
};
|
|
}
|
|
return $results;
|
|
}
|
|
|
|
static function calculate_article_score($filters) {
|
|
$score = 0;
|
|
|
|
foreach ($filters as $f) {
|
|
if ($f["type"] == "score") {
|
|
$score += $f["param"];
|
|
};
|
|
}
|
|
return $score;
|
|
}
|
|
|
|
static function labels_contains_caption($labels, $caption) {
|
|
foreach ($labels as $label) {
|
|
if ($label[1] == $caption) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static function assign_article_to_label_filters($id, $filters, $owner_uid, $article_labels) {
|
|
foreach ($filters as $f) {
|
|
if ($f["type"] == "label") {
|
|
if (!self::labels_contains_caption($article_labels, $f["param"])) {
|
|
Labels::add_article($id, $f["param"], $owner_uid);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static function make_guid_from_title($title) {
|
|
return preg_replace("/[ \"\',.:;]/", "-",
|
|
mb_strtolower(strip_tags($title), 'utf-8'));
|
|
}
|
|
|
|
/* counter cache is no longer used, if called truncate leftover data */
|
|
static function cleanup_counters_cache() {
|
|
$pdo = Db::pdo();
|
|
|
|
$pdo->query("DELETE FROM ttrss_counters_cache");
|
|
$pdo->query("DELETE FROM ttrss_cat_counters_cache");
|
|
}
|
|
|
|
static function disable_failed_feeds() {
|
|
if (defined('DAEMON_UNSUCCESSFUL_DAYS_LIMIT') && DAEMON_UNSUCCESSFUL_DAYS_LIMIT > 0) {
|
|
|
|
$pdo = Db::pdo();
|
|
|
|
$pdo->beginTransaction();
|
|
|
|
$days = (int) DAEMON_UNSUCCESSFUL_DAYS_LIMIT;
|
|
|
|
if (DB_TYPE == "pgsql") {
|
|
$interval_query = "last_successful_update < NOW() - INTERVAL '$days days' AND last_updated > NOW() - INTERVAL '1 days'";
|
|
} else if (DB_TYPE == "mysql") {
|
|
$interval_query = "last_successful_update < DATE_SUB(NOW(), INTERVAL $days DAY) AND last_updated > DATE_SUB(NOW(), INTERVAL 1 DAY)";
|
|
}
|
|
|
|
$sth = $pdo->prepare("SELECT id, title, owner_uid
|
|
FROM ttrss_feeds
|
|
WHERE update_interval != -1 AND last_successful_update IS NOT NULL AND $interval_query");
|
|
|
|
$sth->execute();
|
|
|
|
while ($row = $sth->fetch()) {
|
|
Logger::get()->log(E_USER_NOTICE,
|
|
sprintf("Auto disabling feed %d (%s, UID: %d) because it failed to update for %d days.",
|
|
$row["id"], clean($row["title"]), $row["owner_uid"], DAEMON_UNSUCCESSFUL_DAYS_LIMIT));
|
|
|
|
Debug::log(sprintf("Auto-disabling feed %d (%s) (failed to update for %d days).", $row["id"],
|
|
clean($row["title"]), DAEMON_UNSUCCESSFUL_DAYS_LIMIT));
|
|
}
|
|
|
|
$sth = $pdo->prepare("UPDATE ttrss_feeds SET update_interval = -1 WHERE
|
|
update_interval != -1 AND last_successful_update IS NOT NULL AND $interval_query");
|
|
$sth->execute();
|
|
|
|
$pdo->commit();
|
|
}
|
|
}
|
|
|
|
static function housekeeping_user($owner_uid) {
|
|
$tmph = new PluginHost();
|
|
|
|
UserHelper::load_user_plugins($owner_uid, $tmph);
|
|
|
|
$tmph->run_hooks(PluginHost::HOOK_HOUSE_KEEPING, "hook_house_keeping", "");
|
|
}
|
|
|
|
static function housekeeping_common() {
|
|
DiskCache::expire();
|
|
|
|
self::expire_lock_files();
|
|
self::expire_error_log();
|
|
self::expire_feed_archive();
|
|
self::cleanup_feed_browser();
|
|
self::cleanup_feed_icons();
|
|
self::disable_failed_feeds();
|
|
|
|
Article::purge_orphans();
|
|
self::cleanup_counters_cache();
|
|
|
|
PluginHost::getInstance()->run_hooks(PluginHost::HOOK_HOUSE_KEEPING, "hook_house_keeping", "");
|
|
}
|
|
|
|
static function check_feed_favicon($site_url, $feed) {
|
|
# print "FAVICON [$site_url]: $favicon_url\n";
|
|
|
|
$icon_file = ICONS_DIR . "/$feed.ico";
|
|
|
|
if (!file_exists($icon_file)) {
|
|
$favicon_url = self::get_favicon_url($site_url);
|
|
|
|
if ($favicon_url) {
|
|
// Limiting to "image" type misses those served with text/plain
|
|
$contents = UrlHelper::fetch($favicon_url); // , "image");
|
|
|
|
if ($contents) {
|
|
// Crude image type matching.
|
|
// Patterns gleaned from the file(1) source code.
|
|
if (preg_match('/^\x00\x00\x01\x00/', $contents)) {
|
|
// 0 string \000\000\001\000 MS Windows icon resource
|
|
//error_log("check_feed_favicon: favicon_url=$favicon_url isa MS Windows icon resource");
|
|
}
|
|
elseif (preg_match('/^GIF8/', $contents)) {
|
|
// 0 string GIF8 GIF image data
|
|
//error_log("check_feed_favicon: favicon_url=$favicon_url isa GIF image");
|
|
}
|
|
elseif (preg_match('/^\x89PNG\x0d\x0a\x1a\x0a/', $contents)) {
|
|
// 0 string \x89PNG\x0d\x0a\x1a\x0a PNG image data
|
|
//error_log("check_feed_favicon: favicon_url=$favicon_url isa PNG image");
|
|
}
|
|
elseif (preg_match('/^\xff\xd8/', $contents)) {
|
|
// 0 beshort 0xffd8 JPEG image data
|
|
//error_log("check_feed_favicon: favicon_url=$favicon_url isa JPG image");
|
|
}
|
|
elseif (preg_match('/^BM/', $contents)) {
|
|
// 0 string BM PC bitmap (OS2, Windows BMP files)
|
|
//error_log("check_feed_favicon, favicon_url=$favicon_url isa BMP image");
|
|
}
|
|
else {
|
|
//error_log("check_feed_favicon: favicon_url=$favicon_url isa UNKNOWN type");
|
|
$contents = "";
|
|
}
|
|
}
|
|
|
|
if ($contents) {
|
|
$fp = @fopen($icon_file, "w");
|
|
|
|
if ($fp) {
|
|
fwrite($fp, $contents);
|
|
fclose($fp);
|
|
chmod($icon_file, 0644);
|
|
}
|
|
}
|
|
}
|
|
return $icon_file;
|
|
}
|
|
}
|
|
|
|
static function is_gzipped($feed_data) {
|
|
return strpos(substr($feed_data, 0, 3),
|
|
"\x1f" . "\x8b" . "\x08", 0) === 0;
|
|
}
|
|
|
|
static function load_filters($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 = [];
|
|
$filter["id"] = $filter_id;
|
|
$filter["match_any_rule"] = sql_bool_to_bool($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;
|
|
}
|
|
|
|
/**
|
|
* 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 $url A feed or page URL
|
|
* @access public
|
|
* @return mixed The favicon URL, or false if none was found.
|
|
*/
|
|
static function get_favicon_url($url) {
|
|
|
|
$favicon_url = false;
|
|
|
|
if ($html = @UrlHelper::fetch($url)) {
|
|
|
|
$doc = new DOMDocument();
|
|
if (@$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 $favicon_url;
|
|
}
|
|
|
|
// https://community.tt-rss.org/t/problem-with-img-srcset/3519
|
|
static function decode_srcset($srcset) {
|
|
$matches = [];
|
|
|
|
preg_match_all(
|
|
'/(?:\A|,)\s*(?P<url>(?!,)\S+(?<!,))\s*(?P<size>\s\d+w|\s\d+(?:\.\d+)?(?:[eE][+-]?\d+)?x|)\s*(?=,|\Z)/',
|
|
$srcset, $matches, PREG_SET_ORDER
|
|
);
|
|
|
|
foreach ($matches as $m) {
|
|
array_push($matches, [
|
|
"url" => trim($m["url"]),
|
|
"size" => trim($m["size"])
|
|
]);
|
|
}
|
|
|
|
return $matches;
|
|
}
|
|
|
|
static function encode_srcset($matches) {
|
|
$tokens = [];
|
|
|
|
foreach ($matches as $m) {
|
|
array_push($tokens, trim($m["url"]) . " " . trim($m["size"]));
|
|
}
|
|
|
|
return implode(",", $tokens);
|
|
}
|
|
|
|
static function function_enabled($func) {
|
|
return !in_array($func,
|
|
explode(',', (string)ini_get('disable_functions')));
|
|
}
|
|
}
|