3 static function calculate_article_hash($article, $pluginhost) {
6 foreach ($article as $k => $v) {
7 if ($k != "feed" && isset($v)) {
8 $x = strip_tags(is_array($v) ?
implode(",", $v) : $v);
10 $tmp .= sha1("$k:" . sha1($x));
14 return sha1(implode(",", $pluginhost->get_plugin_names()) . $tmp);
17 // Strips utf8mb4 characters (i.e. emoji) for mysql
18 static function strip_utf8mb4($str) {
19 return preg_replace('/[\x{10000}-\x{10FFFF}]/u', "\xEF\xBF\xBD", $str);
22 static function update_feedbrowser_cache() {
26 $sth = $pdo->query("SELECT feed_url, site_url, title, COUNT(id) AS subscribers
27 FROM ttrss_feeds WHERE feed_url NOT IN (SELECT feed_url FROM ttrss_feeds
28 WHERE private IS true OR auth_login != '' OR auth_pass != '' OR feed_url LIKE '%:%@%/%')
29 GROUP BY feed_url, site_url, title ORDER BY subscribers DESC LIMIT 1000");
31 $pdo->beginTransaction();
33 $pdo->query("DELETE FROM ttrss_feedbrowser_cache");
37 while ($line = $sth->fetch()) {
39 $subscribers = $line["subscribers"];
40 $feed_url = $line["feed_url"];
41 $title = $line["title"];
42 $site_url = $line["site_url"];
44 $tmph = $pdo->prepare("SELECT subscribers FROM
45 ttrss_feedbrowser_cache WHERE feed_url = ?");
46 $tmph->execute([$feed_url]);
48 if (!$tmph->fetch()) {
50 $tmph = $pdo->prepare("INSERT INTO ttrss_feedbrowser_cache
51 (feed_url, site_url, title, subscribers)
55 $tmph->execute([$feed_url, $site_url, $title, $subscribers]);
69 static function update_daemon_common($limit = DAEMON_FEED_LIMIT
) {
70 $schema_version = get_schema_version();
72 if ($schema_version != SCHEMA_VERSION
) {
73 die("Schema version is wrong, please upgrade the database.\n");
78 if (!SINGLE_USER_MODE
&& DAEMON_UPDATE_LOGIN_LIMIT
> 0) {
79 if (DB_TYPE
== "pgsql") {
80 $login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT
." days'";
82 $login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT
." DAY)";
85 $login_thresh_qpart = "";
88 if (DB_TYPE
== "pgsql") {
89 $update_limit_qpart = "AND ((
90 ttrss_feeds.update_interval = 0
91 AND ttrss_user_prefs.value != '-1'
92 AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL)
94 ttrss_feeds.update_interval > 0
95 AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL)
96 ) OR (ttrss_feeds.last_updated IS NULL
97 AND ttrss_user_prefs.value != '-1')
98 OR (last_updated = '1970-01-01 00:00:00'
99 AND ttrss_user_prefs.value != '-1'))";
101 $update_limit_qpart = "AND ((
102 ttrss_feeds.update_interval = 0
103 AND ttrss_user_prefs.value != '-1'
104 AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE)
106 ttrss_feeds.update_interval > 0
107 AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE)
108 ) OR (ttrss_feeds.last_updated IS NULL
109 AND ttrss_user_prefs.value != '-1')
110 OR (last_updated = '1970-01-01 00:00:00'
111 AND ttrss_user_prefs.value != '-1'))";
114 // Test if feed is currently being updated by another process.
115 if (DB_TYPE
== "pgsql") {
116 $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '10 minutes')";
118 $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 10 MINUTE))";
121 $query_limit = $limit ?
sprintf("LIMIT %d", $limit) : "";
123 // Update the least recently updated feeds first
124 $query_order = "ORDER BY last_updated";
125 if (DB_TYPE
== "pgsql") $query_order .= " NULLS FIRST";
127 $query = "SELECT DISTINCT ttrss_feeds.feed_url, ttrss_feeds.last_updated
129 ttrss_feeds, ttrss_users, ttrss_user_prefs
131 ttrss_feeds.owner_uid = ttrss_users.id
132 AND ttrss_user_prefs.profile IS NULL
133 AND ttrss_users.id = ttrss_user_prefs.owner_uid
134 AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL'
135 $login_thresh_qpart $update_limit_qpart
136 $updstart_thresh_qpart
137 $query_order $query_limit";
139 $res = $pdo->query($query);
141 $feeds_to_update = array();
142 while ($line = $res->fetch()) {
143 array_push($feeds_to_update, $line['feed_url']);
146 Debug
::log(sprintf("Scheduled %d feeds to update...", count($feeds_to_update)));
148 // Update last_update_started before actually starting the batch
149 // in order to minimize collision risk for parallel daemon tasks
150 if (count($feeds_to_update) > 0) {
151 $feeds_qmarks = arr_qmarks($feeds_to_update);
153 $tmph = $pdo->prepare("UPDATE ttrss_feeds SET last_update_started = NOW()
154 WHERE feed_url IN ($feeds_qmarks)");
155 $tmph->execute($feeds_to_update);
159 $bstarted = microtime(true);
161 $batch_owners = array();
163 // since we have the data cached, we can deal with other feeds with the same url
164 $usth = $pdo->prepare("SELECT DISTINCT ttrss_feeds.id,last_updated,ttrss_feeds.owner_uid
165 FROM ttrss_feeds, ttrss_users, ttrss_user_prefs WHERE
166 ttrss_user_prefs.owner_uid = ttrss_feeds.owner_uid AND
167 ttrss_users.id = ttrss_user_prefs.owner_uid AND
168 ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL' AND
169 ttrss_user_prefs.profile IS NULL AND
173 ORDER BY ttrss_feeds.id $query_limit");
175 foreach ($feeds_to_update as $feed) {
176 Debug
::log("Base feed: $feed");
178 $usth->execute([$feed]);
179 //update_rss_feed($line["id"], true);
181 if ($tline = $usth->fetch()) {
182 Debug
::log(" => " . $tline["last_updated"] . ", " . $tline["id"] . " " . $tline["owner_uid"]);
184 if (array_search($tline["owner_uid"], $batch_owners) === FALSE)
185 array_push($batch_owners, $tline["owner_uid"]);
187 $fstarted = microtime(true);
190 RSSUtils
::update_rss_feed($tline["id"], true, false);
191 } catch (PDOException
$e) {
192 Logger
::get()->log_error(E_USER_NOTICE
, $e->getMessage(), $e->getFile(), $e->getLine(), $e->getTraceAsString());
196 } catch (PDOException
$e) {
197 // it doesn't matter if there wasn't actually anything to rollback, PDO Exception can be
198 // thrown outside of an active transaction during feed update
202 Debug
::log(sprintf(" %.4f (sec)", microtime(true) - $fstarted));
209 Debug
::log(sprintf("Processed %d feeds in %.4f (sec), %.4f (sec/feed avg)", $nf,
210 microtime(true) - $bstarted, (microtime(true) - $bstarted) / $nf));
213 foreach ($batch_owners as $owner_uid) {
214 Debug
::log("Running housekeeping tasks for user $owner_uid...");
216 RSSUtils
::housekeeping_user($owner_uid);
219 // Send feed digests by email if needed.
220 if (DIGEST_SUBJECT
!== false)
221 Digest
::send_headlines_digests();
226 // this is used when subscribing
227 static function set_basic_feed_info($feed) {
231 $sth = $pdo->prepare("SELECT owner_uid,feed_url,auth_pass,auth_login
232 FROM ttrss_feeds WHERE id = ?");
233 $sth->execute([$feed]);
235 if ($row = $sth->fetch()) {
237 $owner_uid = $row["owner_uid"];
238 $auth_login = $row["auth_login"];
239 $auth_pass = $row["auth_pass"];
240 $fetch_url = $row["feed_url"];
242 $pluginhost = new PluginHost();
243 $user_plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
245 $pluginhost->load(PLUGINS
, PluginHost
::KIND_ALL
);
246 $pluginhost->load($user_plugins, PluginHost
::KIND_USER
, $owner_uid);
247 $pluginhost->load_data();
249 $basic_info = array();
250 foreach ($pluginhost->get_hooks(PluginHost
::HOOK_FEED_BASIC_INFO
) as $plugin) {
251 $basic_info = $plugin->hook_feed_basic_info($basic_info, $fetch_url, $owner_uid, $feed, $auth_login, $auth_pass);
255 $feed_data = fetch_file_contents($fetch_url, false,
256 $auth_login, $auth_pass, false,
260 global $fetch_curl_used;
262 if (!$fetch_curl_used) {
263 $tmp = @gzdecode
($feed_data);
265 if ($tmp) $feed_data = $tmp;
268 $feed_data = trim($feed_data);
270 $rss = new FeedParser($feed_data);
273 if (!$rss->error()) {
275 'title' => mb_substr($rss->get_title(), 0, 199),
276 'site_url' => mb_substr(rewrite_relative_url($fetch_url, $rss->get_link()), 0, 245)
281 if ($basic_info && is_array($basic_info)) {
282 $sth = $pdo->prepare("SELECT title, site_url FROM ttrss_feeds WHERE id = ?");
283 $sth->execute([$feed]);
285 if ($row = $sth->fetch()) {
287 $registered_title = $row["title"];
288 $orig_site_url = $row["site_url"];
290 if ($basic_info['title'] && (!$registered_title ||
$registered_title == "[Unknown]")) {
292 $sth = $pdo->prepare("UPDATE ttrss_feeds SET
293 title = ? WHERE id = ?");
294 $sth->execute([$basic_info['title'], $feed]);
297 if ($basic_info['site_url'] && $orig_site_url != $basic_info['site_url']) {
298 $sth = $pdo->prepare("UPDATE ttrss_feeds SET
299 site_url = ? WHERE id = ?");
300 $sth->execute([$basic_info['site_url'], $feed]);
309 * @SuppressWarnings(PHPMD.UnusedFormalParameter)
311 static function update_rss_feed($feed, $no_cache = false) {
313 Debug
::log("start", Debug
::$LOG_VERBOSE);
317 $sth = $pdo->prepare("SELECT title FROM ttrss_feeds WHERE id = ?");
318 $sth->execute([$feed]);
320 if (!$row = $sth->fetch()) {
321 Debug
::log("feed $feed not found, skipping.");
322 user_error("Attempt to update unknown/invalid feed $feed", E_USER_WARNING
);
326 $title = $row["title"];
328 // feed was batch-subscribed or something, we need to get basic info
329 // this is not optimal currently as it fetches stuff separately TODO: optimize
330 if ($title == "[Unknown]") {
331 Debug
::log("setting basic feed info for $feed...");
332 RSSUtils
::set_basic_feed_info($feed);
335 $sth = $pdo->prepare("SELECT id,update_interval,auth_login,
336 feed_url,auth_pass,cache_images,
337 mark_unread_on_update, owner_uid,
338 auth_pass_encrypted, feed_language,
340 ".SUBSTRING_FOR_DATE
."(last_unconditional, 1, 19) AS last_unconditional
341 FROM ttrss_feeds WHERE id = ?");
342 $sth->execute([$feed]);
344 if ($row = $sth->fetch()) {
346 $owner_uid = $row["owner_uid"];
347 $mark_unread_on_update = $row["mark_unread_on_update"];
349 $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_update_started = NOW()
351 $sth->execute([$feed]);
353 $auth_login = $row["auth_login"];
354 $auth_pass = $row["auth_pass"];
355 $stored_last_modified = $row["last_modified"];
356 $last_unconditional = $row["last_unconditional"];
357 $cache_images = $row["cache_images"];
358 $fetch_url = $row["feed_url"];
360 $feed_language = mb_strtolower($row["feed_language"]);
361 if (!$feed_language) $feed_language = 'english';
367 $date_feed_processed = date('Y-m-d H:i');
369 $cache_filename = CACHE_DIR
. "/feeds/" . sha1($fetch_url) . ".xml";
371 $pluginhost = new PluginHost();
372 $user_plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
374 $pluginhost->load(PLUGINS
, PluginHost
::KIND_ALL
);
375 $pluginhost->load($user_plugins, PluginHost
::KIND_USER
, $owner_uid);
376 $pluginhost->load_data();
380 $force_refetch = isset($_REQUEST["force_refetch"]);
383 foreach ($pluginhost->get_hooks(PluginHost
::HOOK_FETCH_FEED
) as $plugin) {
384 $feed_data = $plugin->hook_fetch_feed($feed_data, $fetch_url, $owner_uid, $feed, 0, $auth_login, $auth_pass);
389 file_exists($cache_filename) &&
390 is_readable($cache_filename) &&
391 !$auth_login && !$auth_pass &&
392 filemtime($cache_filename) > time() - 30) {
394 Debug
::log("using local cache [$cache_filename].", Debug
::$LOG_VERBOSE);
396 @$feed_data = file_get_contents($cache_filename);
399 $rss_hash = sha1($feed_data);
403 Debug
::log("local cache will not be used for this feed", Debug
::$LOG_VERBOSE);
406 global $fetch_last_modified;
408 // fetch feed from source
410 Debug
::log("last unconditional update request: $last_unconditional", Debug
::$LOG_VERBOSE);
412 if (ini_get("open_basedir") && function_exists("curl_init")) {
413 Debug
::log("not using CURL due to open_basedir restrictions", Debug
::$LOG_VERBOSE);
416 if (time() - strtotime($last_unconditional) > MAX_CONDITIONAL_INTERVAL
) {
417 Debug
::log("maximum allowed interval for conditional requests exceeded, forcing refetch", Debug
::$LOG_VERBOSE);
419 $force_refetch = true;
421 Debug
::log("stored last modified for conditional request: $stored_last_modified", Debug
::$LOG_VERBOSE);
424 Debug
::log("fetching [$fetch_url] (force_refetch: $force_refetch)...", Debug
::$LOG_VERBOSE);
426 $feed_data = fetch_file_contents([
428 "login" => $auth_login,
429 "pass" => $auth_pass,
430 "timeout" => $no_cache ? FEED_FETCH_NO_CACHE_TIMEOUT
: FEED_FETCH_TIMEOUT
,
431 "last_modified" => $force_refetch ?
"" : $stored_last_modified
434 global $fetch_curl_used;
436 if (!$fetch_curl_used) {
437 $tmp = @gzdecode
($feed_data);
439 if ($tmp) $feed_data = $tmp;
442 $feed_data = trim($feed_data);
444 Debug
::log("fetch done.", Debug
::$LOG_VERBOSE);
445 Debug
::log("source last modified: " . $fetch_last_modified, Debug
::$LOG_VERBOSE);
447 if ($feed_data && $fetch_last_modified != $stored_last_modified) {
448 $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_modified = ? WHERE id = ?");
449 $sth->execute([substr($fetch_last_modified, 0, 245), $feed]);
452 // cache vanilla feed data for re-use
453 if ($feed_data && !$auth_pass && !$auth_login && is_writable(CACHE_DIR
. "/feeds")) {
454 $new_rss_hash = sha1($feed_data);
456 if ($new_rss_hash != $rss_hash) {
457 Debug
::log("saving $cache_filename", Debug
::$LOG_VERBOSE);
458 @file_put_contents
($cache_filename, $feed_data);
464 global $fetch_last_error;
465 global $fetch_last_error_code;
467 Debug
::log("unable to fetch: $fetch_last_error [$fetch_last_error_code]", Debug
::$LOG_VERBOSE);
470 if ($fetch_last_error_code != 304) {
471 $error_message = $fetch_last_error;
473 Debug
::log("source claims data not modified, nothing to do.", Debug
::$LOG_VERBOSE);
477 $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_error = ?,
478 last_updated = NOW() WHERE id = ?");
479 $sth->execute([$error_message, $feed]);
484 foreach ($pluginhost->get_hooks(PluginHost
::HOOK_FEED_FETCHED
) as $plugin) {
485 $feed_data = $plugin->hook_feed_fetched($feed_data, $fetch_url, $owner_uid, $feed);
488 $rss = new FeedParser($feed_data);
491 if (!$rss->error()) {
493 // We use local pluginhost here because we need to load different per-user feed plugins
494 $pluginhost->run_hooks(PluginHost
::HOOK_FEED_PARSED
, "hook_feed_parsed", $rss);
496 Debug
::log("language: $feed_language", Debug
::$LOG_VERBOSE);
497 Debug
::log("processing feed data...", Debug
::$LOG_VERBOSE);
499 if (DB_TYPE
== "pgsql") {
500 $favicon_interval_qpart = "favicon_last_checked < NOW() - INTERVAL '12 hour'";
502 $favicon_interval_qpart = "favicon_last_checked < DATE_SUB(NOW(), INTERVAL 12 HOUR)";
505 $sth = $pdo->prepare("SELECT owner_uid,favicon_avg_color,
506 (favicon_last_checked IS NULL OR $favicon_interval_qpart) AS
508 FROM ttrss_feeds WHERE id = ?");
509 $sth->execute([$feed]);
511 if ($row = $sth->fetch()) {
512 $favicon_needs_check = $row["favicon_needs_check"];
513 $favicon_avg_color = $row["favicon_avg_color"];
514 $owner_uid = $row["owner_uid"];
519 $site_url = mb_substr(rewrite_relative_url($fetch_url, $rss->get_link()), 0, 245);
521 Debug
::log("site_url: $site_url", Debug
::$LOG_VERBOSE);
522 Debug
::log("feed_title: " . $rss->get_title(), Debug
::$LOG_VERBOSE);
524 if ($favicon_needs_check ||
$force_refetch) {
526 /* terrible hack: if we crash on floicon shit here, we won't check
527 * the icon avgcolor again (unless the icon got updated) */
529 $favicon_file = ICONS_DIR
. "/$feed.ico";
530 $favicon_modified = @filemtime
($favicon_file);
532 Debug
::log("checking favicon...", Debug
::$LOG_VERBOSE);
534 RSSUtils
::check_feed_favicon($site_url, $feed);
535 $favicon_modified_new = @filemtime
($favicon_file);
537 if ($favicon_modified_new > $favicon_modified)
538 $favicon_avg_color = '';
540 $favicon_colorstring = "";
541 if (file_exists($favicon_file) && function_exists("imagecreatefromstring") && $favicon_avg_color == '') {
542 require_once "colors.php";
544 $sth = $pdo->prepare("UPDATE ttrss_feeds SET favicon_avg_color = 'fail' WHERE
546 $sth->execute([$feed]);
548 $favicon_color = calculate_avg_color($favicon_file);
550 $favicon_colorstring = ",favicon_avg_color = " . $pdo->quote($favicon_color);
552 } else if ($favicon_avg_color == 'fail') {
553 Debug
::log("floicon failed on this file, not trying to recalculate avg color", Debug
::$LOG_VERBOSE);
556 $sth = $pdo->prepare("UPDATE ttrss_feeds SET favicon_last_checked = NOW()
557 $favicon_colorstring WHERE id = ?");
558 $sth->execute([$feed]);
561 Debug
::log("loading filters & labels...", Debug
::$LOG_VERBOSE);
563 $filters = load_filters($feed, $owner_uid);
565 if (Debug
::get_loglevel() >= Debug
::$LOG_EXTENDED) {
569 Debug
::log("" . count($filters) . " filters loaded.", Debug
::$LOG_VERBOSE);
571 $items = $rss->get_items();
573 if (!is_array($items)) {
574 Debug
::log("no articles found.", Debug
::$LOG_VERBOSE);
576 $sth = $pdo->prepare("UPDATE ttrss_feeds
577 SET last_updated = NOW(), last_unconditional = NOW(), last_error = '' WHERE id = ?");
578 $sth->execute([$feed]);
580 return true; // no articles
583 Debug
::log("processing articles...", Debug
::$LOG_VERBOSE);
587 foreach ($items as $item) {
588 $pdo->beginTransaction();
590 if (Debug
::get_loglevel() >= 3) {
594 if (ini_get("max_execution_time") > 0 && time() - $tstart >= ini_get("max_execution_time") * 0.7) {
595 Debug
::log("looks like there's too many articles to process at once, breaking out", Debug
::$LOG_VERBOSE);
600 $entry_guid = strip_tags($item->get_id());
601 if (!$entry_guid) $entry_guid = strip_tags($item->get_link());
602 if (!$entry_guid) $entry_guid = RSSUtils
::make_guid_from_title($item->get_title());
609 $entry_guid = "$owner_uid,$entry_guid";
611 $entry_guid_hashed = 'SHA1:' . sha1($entry_guid);
613 Debug
::log("guid $entry_guid / $entry_guid_hashed", Debug
::$LOG_VERBOSE);
615 $entry_timestamp = strip_tags($item->get_date());
617 Debug
::log("orig date: " . $item->get_date(), Debug
::$LOG_VERBOSE);
619 if ($entry_timestamp == -1 ||
!$entry_timestamp ||
$entry_timestamp > time()) {
620 $entry_timestamp = time();
623 $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
625 Debug
::log("date $entry_timestamp [$entry_timestamp_fmt]", Debug
::$LOG_VERBOSE);
627 $entry_title = strip_tags($item->get_title());
629 $entry_link = rewrite_relative_url($site_url, $item->get_link());
631 $entry_language = mb_substr(trim($item->get_language()), 0, 2);
633 Debug
::log("title $entry_title", Debug
::$LOG_VERBOSE);
634 Debug
::log("link $entry_link", Debug
::$LOG_VERBOSE);
635 Debug
::log("language $entry_language", Debug
::$LOG_VERBOSE);
637 if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);;
639 $entry_content = $item->get_content();
640 if (!$entry_content) $entry_content = $item->get_description();
642 if (Debug
::get_loglevel() >= 3) {
644 print htmlspecialchars($entry_content);
648 $entry_comments = mb_substr(strip_tags($item->get_comments_url()), 0, 245);
649 $num_comments = (int) $item->get_comments_count();
651 $entry_author = strip_tags($item->get_author());
652 $entry_guid = mb_substr($entry_guid, 0, 245);
654 Debug
::log("author $entry_author", Debug
::$LOG_VERBOSE);
655 Debug
::log("num_comments: $num_comments", Debug
::$LOG_VERBOSE);
656 Debug
::log("looking for tags...", Debug
::$LOG_VERBOSE);
658 // parse <category> entries into tags
660 $additional_tags = array();
662 $additional_tags_src = $item->get_categories();
664 if (is_array($additional_tags_src)) {
665 foreach ($additional_tags_src as $tobj) {
666 array_push($additional_tags, $tobj);
670 $entry_tags = array_unique($additional_tags);
672 for ($i = 0; $i < count($entry_tags); $i++
) {
673 $entry_tags[$i] = mb_strtolower($entry_tags[$i], 'utf-8');
675 // we don't support numeric tags, let's prefix them
676 if (is_numeric($entry_tags[$i])) $entry_tags[$i] = 't:' . $entry_tags[$i];
679 Debug
::log("tags found: " . join(",", $entry_tags), Debug
::$LOG_VERBOSE);
681 Debug
::log("done collecting data.", Debug
::$LOG_VERBOSE);
683 $sth = $pdo->prepare("SELECT id, content_hash, lang FROM ttrss_entries
684 WHERE guid = ? OR guid = ?");
685 $sth->execute([$entry_guid, $entry_guid_hashed]);
687 if ($row = $sth->fetch()) {
688 $base_entry_id = $row["id"];
689 $entry_stored_hash = $row["content_hash"];
690 $article_labels = Article
::get_article_labels($base_entry_id, $owner_uid);
692 $existing_tags = Article
::get_article_tags($base_entry_id, $owner_uid);
693 $entry_tags = array_unique(array_merge($entry_tags, $existing_tags));
695 $base_entry_id = false;
696 $entry_stored_hash = "";
697 $article_labels = array();
700 $article = array("owner_uid" => $owner_uid, // read only
701 "guid" => $entry_guid, // read only
702 "guid_hashed" => $entry_guid_hashed, // read only
703 "title" => $entry_title,
704 "content" => $entry_content,
705 "link" => $entry_link,
706 "labels" => $article_labels, // current limitation: can add labels to article, can't remove them
707 "tags" => $entry_tags,
708 "author" => $entry_author,
709 "force_catchup" => false, // ugly hack for the time being
710 "score_modifier" => 0, // no previous value, plugin should recalculate score modifier based on content if needed
711 "language" => $entry_language,
712 "num_comments" => $num_comments, // read only
713 "feed" => array("id" => $feed,
714 "fetch_url" => $fetch_url,
715 "site_url" => $site_url,
716 "cache_images" => $cache_images)
719 $entry_plugin_data = "";
720 $entry_current_hash = RSSUtils
::calculate_article_hash($article, $pluginhost);
722 Debug
::log("article hash: $entry_current_hash [stored=$entry_stored_hash]", Debug
::$LOG_VERBOSE);
724 if ($entry_current_hash == $entry_stored_hash && !isset($_REQUEST["force_rehash"])) {
725 Debug
::log("stored article seems up to date [IID: $base_entry_id], updating timestamp only", Debug
::$LOG_VERBOSE);
727 // we keep encountering the entry in feeds, so we need to
728 // update date_updated column so that we don't get horrible
729 // dupes when the entry gets purged and reinserted again e.g.
730 // in the case of SLOW SLOW OMG SLOW updating feeds
732 $sth = $pdo->prepare("UPDATE ttrss_entries SET date_updated = NOW()
734 $sth->execute([$base_entry_id]);
740 Debug
::log("hash differs, applying plugin filters:", Debug
::$LOG_VERBOSE);
742 foreach ($pluginhost->get_hooks(PluginHost
::HOOK_ARTICLE_FILTER
) as $plugin) {
743 Debug
::log("... " . get_class($plugin), Debug
::$LOG_VERBOSE);
745 $start = microtime(true);
746 $article = $plugin->hook_article_filter($article);
748 Debug
::log(sprintf("=== %.4f (sec)", microtime(true) - $start), Debug
::$LOG_VERBOSE);
750 $entry_plugin_data .= mb_strtolower(get_class($plugin)) . ",";
753 if (Debug
::get_loglevel() >= 3) {
754 print "processed content: ";
755 print htmlspecialchars($article["content"]);
759 Debug
::log("plugin data: $entry_plugin_data", Debug
::$LOG_VERBOSE);
761 // Workaround: 4-byte unicode requires utf8mb4 in MySQL. See https://tt-rss.org/forum/viewtopic.php?f=1&t=3377&p=20077#p20077
762 if (DB_TYPE
== "mysql" && MYSQL_CHARSET
!= "UTF8MB4") {
763 foreach ($article as $k => $v) {
764 // i guess we'll have to take the risk of 4byte unicode labels & tags here
765 if (is_string($article[$k])) {
766 $article[$k] = RSSUtils
::strip_utf8mb4($v);
771 /* Collect article tags here so we could filter by them: */
773 $matched_rules = array();
775 $article_filters = RSSUtils
::get_article_filters($filters, $article["title"],
776 $article["content"], $article["link"], $article["author"],
777 $article["tags"], $matched_rules);
779 if (Debug
::get_loglevel() >= Debug
::$LOG_EXTENDED) {
780 Debug
::log("matched filter rules: ", Debug
::$LOG_VERBOSE);
782 if (count($matched_rules) != 0) {
783 print_r($matched_rules);
786 Debug
::log("filter actions: ", Debug
::$LOG_VERBOSE);
788 if (count($article_filters) != 0) {
789 print_r($article_filters);
793 $plugin_filter_names = RSSUtils
::find_article_filters($article_filters, "plugin");
794 $plugin_filter_actions = $pluginhost->get_filter_actions();
796 if (count($plugin_filter_names) > 0) {
797 Debug
::log("applying plugin filter actions...", Debug
::$LOG_VERBOSE);
799 foreach ($plugin_filter_names as $pfn) {
800 list($pfclass,$pfaction) = explode(":", $pfn["param"]);
802 if (isset($plugin_filter_actions[$pfclass])) {
803 $plugin = $pluginhost->get_plugin($pfclass);
805 Debug
::log("... $pfclass: $pfaction", Debug
::$LOG_VERBOSE);
808 $start = microtime(true);
809 $article = $plugin->hook_article_filter_action($article, $pfaction);
811 Debug
::log(sprintf("=== %.4f (sec)"), Debug
::$LOG_VERBOSE);
813 Debug
::log("??? $pfclass: plugin object not found.", Debug
::$LOG_VERBOSE);
816 Debug
::log("??? $pfclass: filter plugin not registered.", Debug
::$LOG_VERBOSE);
821 $entry_tags = $article["tags"];
822 $entry_title = strip_tags($article["title"]);
823 $entry_author = mb_substr(strip_tags($article["author"]), 0, 245);
824 $entry_link = strip_tags($article["link"]);
825 $entry_content = $article["content"]; // escaped below
826 $entry_force_catchup = $article["force_catchup"];
827 $article_labels = $article["labels"];
828 $entry_score_modifier = (int) $article["score_modifier"];
829 $entry_language = $article["language"];
831 if (Debug
::get_loglevel() >= Debug
::$LOG_EXTENDED) {
832 Debug
::log("article labels:", Debug
::$LOG_VERBOSE);
834 if (count($article_labels) != 0) {
835 print_r($article_labels);
839 Debug
::log("force catchup: $entry_force_catchup", Debug
::$LOG_VERBOSE);
841 if ($cache_images && is_writable(CACHE_DIR
. '/images'))
842 RSSUtils
::cache_media($entry_content, $site_url);
844 $csth = $pdo->prepare("SELECT id FROM ttrss_entries
845 WHERE guid = ? OR guid = ?");
846 $csth->execute([$entry_guid, $entry_guid_hashed]);
848 if (!$row = $csth->fetch()) {
850 Debug
::log("base guid [$entry_guid or $entry_guid_hashed] not found, creating...", Debug
::$LOG_VERBOSE);
852 // base post entry does not exist, create it
854 $usth = $pdo->prepare(
855 "INSERT INTO ttrss_entries
876 $usth->execute([$entry_title,
879 $entry_timestamp_fmt,
882 $date_feed_processed,
891 $csth->execute([$entry_guid, $entry_guid_hashed]);
896 if ($row = $csth->fetch()) {
898 Debug
::log("base guid found, checking for user record", Debug
::$LOG_VERBOSE);
900 $ref_id = $row['id'];
901 $entry_ref_id = $ref_id;
903 if (RSSUtils
::find_article_filter($article_filters, "filter")) {
908 $score = RSSUtils
::calculate_article_score($article_filters) +
$entry_score_modifier;
910 Debug
::log("initial score: $score [including plugin modifier: $entry_score_modifier]", Debug
::$LOG_VERBOSE);
912 // check for user post link to main table
914 $sth = $pdo->prepare("SELECT ref_id, int_id FROM ttrss_user_entries WHERE
915 ref_id = ? AND owner_uid = ?");
916 $sth->execute([$ref_id, $owner_uid]);
918 // okay it doesn't exist - create user entry
919 if ($row = $sth->fetch()) {
920 $entry_ref_id = $row["ref_id"];
921 $entry_int_id = $row["int_id"];
923 Debug
::log("user record FOUND: RID: $entry_ref_id, IID: $entry_int_id", Debug
::$LOG_VERBOSE);
926 Debug
::log("user record not found, creating...", Debug
::$LOG_VERBOSE);
928 if ($score >= -500 && !RSSUtils
::find_article_filter($article_filters, 'catchup') && !$entry_force_catchup) {
930 $last_read_qpart = null;
933 $last_read_qpart = date("Y-m-d H:i"); // we can't use NOW() here because it gets quoted
936 if (RSSUtils
::find_article_filter($article_filters, 'mark') ||
$score > 1000) {
942 if (RSSUtils
::find_article_filter($article_filters, 'publish')) {
948 $last_marked = ($marked == 1) ?
'NOW()' : 'NULL';
949 $last_published = ($published == 1) ?
'NOW()' : 'NULL';
951 $sth = $pdo->prepare(
952 "INSERT INTO ttrss_user_entries
953 (ref_id, owner_uid, feed_id, unread, last_read, marked,
954 published, score, tag_cache, label_cache, uuid,
955 last_marked, last_published)
956 VALUES (?, ?, ?, ?, ?, ?, ?, ?, '', '', '', ".$last_marked.", ".$last_published.")");
958 $sth->execute([$ref_id, $owner_uid, $feed, $unread, $last_read_qpart, $marked,
959 $published, $score]);
961 $sth = $pdo->prepare("SELECT int_id FROM ttrss_user_entries WHERE
962 ref_id = ? AND owner_uid = ? AND
963 feed_id = ? LIMIT 1");
965 $sth->execute([$ref_id, $owner_uid, $feed]);
967 if ($row = $sth->fetch())
968 $entry_int_id = $row['int_id'];
971 Debug
::log("resulting RID: $entry_ref_id, IID: $entry_int_id", Debug
::$LOG_VERBOSE);
973 if (DB_TYPE
== "pgsql")
974 $tsvector_qpart = "tsvector_combined = to_tsvector(:ts_lang, :ts_content),";
976 $tsvector_qpart = "";
978 $sth = $pdo->prepare("UPDATE ttrss_entries
982 content_hash = :content_hash,
984 date_updated = NOW(),
985 num_comments = :num_comments,
986 plugin_data = :plugin_data,
991 $params = [":title" => $entry_title,
992 ":content" => "$entry_content",
993 ":content_hash" => $entry_current_hash,
994 ":updated" => $entry_timestamp_fmt,
995 ":num_comments" => (int)$num_comments,
996 ":plugin_data" => $entry_plugin_data,
997 ":author" => "$entry_author",
998 ":lang" => $entry_language,
1001 if (DB_TYPE
== "pgsql") {
1002 $params[":ts_lang"] = $feed_language;
1003 $params[":ts_content"] = mb_substr(strip_tags($entry_title . " " . $entry_content), 0, 900000);
1006 $sth->execute($params);
1009 $sth = $pdo->prepare("UPDATE ttrss_user_entries
1010 SET score = ? WHERE ref_id = ?");
1011 $sth->execute([$score, $ref_id]);
1013 if ($mark_unread_on_update) {
1014 Debug
::log("article updated, marking unread as requested.", Debug
::$LOG_VERBOSE);
1016 $sth = $pdo->prepare("UPDATE ttrss_user_entries
1017 SET last_read = null, unread = true WHERE ref_id = ?");
1018 $sth->execute([$ref_id]);
1022 Debug
::log("assigning labels [other]...", Debug
::$LOG_VERBOSE);
1024 foreach ($article_labels as $label) {
1025 Labels
::add_article($entry_ref_id, $label[1], $owner_uid);
1028 Debug
::log("assigning labels [filters]...", Debug
::$LOG_VERBOSE);
1030 RSSUtils
::assign_article_to_label_filters($entry_ref_id, $article_filters,
1031 $owner_uid, $article_labels);
1033 Debug
::log("looking for enclosures...", Debug
::$LOG_VERBOSE);
1037 $enclosures = array();
1039 $encs = $item->get_enclosures();
1041 if (is_array($encs)) {
1042 foreach ($encs as $e) {
1044 rewrite_relative_url($site_url, $e->link
),
1045 $e->type
, $e->length
, $e->title
, $e->width
, $e->height
);
1047 // Yet another episode of "mysql utf8_general_ci is gimped"
1048 if (DB_TYPE
== "mysql" && MYSQL_CHARSET
!= "UTF8MB4") {
1049 for ($i = 0; $i < count($e_item); $i++
) {
1050 if (is_string($e_item[$i])) {
1051 $e_item[$i] = RSSUtils
::strip_utf8mb4($e_item[$i]);
1056 array_push($enclosures, $e_item);
1060 if ($cache_images && is_writable(CACHE_DIR
. '/images'))
1061 RSSUtils
::cache_enclosures($enclosures, $site_url);
1063 if (Debug
::get_loglevel() >= Debug
::$LOG_EXTENDED) {
1064 Debug
::log("article enclosures:", Debug
::$LOG_VERBOSE);
1065 print_r($enclosures);
1068 $esth = $pdo->prepare("SELECT id FROM ttrss_enclosures
1069 WHERE content_url = ? AND content_type = ? AND post_id = ?");
1071 $usth = $pdo->prepare("INSERT INTO ttrss_enclosures
1072 (content_url, content_type, title, duration, post_id, width, height) VALUES
1073 (?, ?, ?, ?, ?, ?, ?)");
1075 foreach ($enclosures as $enc) {
1077 $enc_type = $enc[1];
1078 $enc_dur = (int)$enc[2];
1079 $enc_title = $enc[3];
1080 $enc_width = intval($enc[4]);
1081 $enc_height = intval($enc[5]);
1083 $esth->execute([$enc_url, $enc_type, $entry_ref_id]);
1085 if (!$esth->fetch()) {
1086 $usth->execute([$enc_url, $enc_type, (string)$enc_title, $enc_dur, $entry_ref_id, $enc_width, $enc_height]);
1090 // check for manual tags (we have to do it here since they're loaded from filters)
1092 foreach ($article_filters as $f) {
1093 if ($f["type"] == "tag") {
1095 $manual_tags = trim_array(explode(",", $f["param"]));
1097 foreach ($manual_tags as $tag) {
1098 if (tag_is_valid($tag)) {
1099 array_push($entry_tags, $tag);
1107 $boring_tags = trim_array(explode(",", mb_strtolower(get_pref(
1108 'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8')));
1110 $filtered_tags = array();
1111 $tags_to_cache = array();
1113 if ($entry_tags && is_array($entry_tags)) {
1114 foreach ($entry_tags as $tag) {
1115 if (array_search($tag, $boring_tags) === false) {
1116 array_push($filtered_tags, $tag);
1121 $filtered_tags = array_unique($filtered_tags);
1123 if (Debug
::get_loglevel() >= Debug
::$LOG_EXTENDED) {
1124 Debug
::log("filtered article tags:", Debug
::$LOG_VERBOSE);
1125 print_r($filtered_tags);
1128 // Save article tags in the database
1130 if (count($filtered_tags) > 0) {
1132 $tsth = $pdo->prepare("SELECT id FROM ttrss_tags
1133 WHERE tag_name = ? AND post_int_id = ? AND
1134 owner_uid = ? LIMIT 1");
1136 $usth = $pdo->prepare("INSERT INTO ttrss_tags
1137 (owner_uid,tag_name,post_int_id)
1140 foreach ($filtered_tags as $tag) {
1142 $tag = sanitize_tag($tag);
1144 if (!tag_is_valid($tag)) continue;
1146 $tsth->execute([$tag, $entry_int_id, $owner_uid]);
1148 if (!$tsth->fetch()) {
1149 $usth->execute([$owner_uid, $tag, $entry_int_id]);
1152 array_push($tags_to_cache, $tag);
1155 /* update the cache */
1157 $tags_to_cache = array_unique($tags_to_cache);
1159 $tags_str = join(",", $tags_to_cache);
1161 $tsth = $pdo->prepare("UPDATE ttrss_user_entries
1162 SET tag_cache = ? WHERE ref_id = ?
1163 AND owner_uid = ?");
1164 $tsth->execute([$tags_str, $entry_ref_id, $owner_uid]);
1167 Debug
::log("article processed", Debug
::$LOG_VERBOSE);
1172 Debug
::log("purging feed...", Debug
::$LOG_VERBOSE);
1174 purge_feed($feed, 0);
1176 $sth = $pdo->prepare("UPDATE ttrss_feeds
1177 SET last_updated = NOW(), last_unconditional = NOW(), last_error = '' WHERE id = ?");
1178 $sth->execute([$feed]);
1182 $error_msg = mb_substr($rss->error(), 0, 245);
1184 Debug
::log("fetch error: $error_msg", Debug
::$LOG_VERBOSE);
1186 if (count($rss->errors()) > 1) {
1187 foreach ($rss->errors() as $error) {
1188 Debug
::log("+ $error", Debug
::$LOG_VERBOSE);
1192 $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_error = ?,
1193 last_updated = NOW(), last_unconditional = NOW() WHERE id = ?");
1194 $sth->execute([$error_msg, $feed]);
1200 Debug
::log("done", Debug
::$LOG_VERBOSE);
1205 static function cache_enclosures($enclosures, $site_url) {
1206 foreach ($enclosures as $enc) {
1208 if (preg_match("/(image|audio|video)/", $enc[1])) {
1210 $src = rewrite_relative_url($site_url, $enc[0]);
1212 $local_filename = CACHE_DIR
. "/images/" . sha1($src);
1214 Debug
::log("cache_enclosures: downloading: $src to $local_filename", Debug
::$LOG_VERBOSE);
1216 if (!file_exists($local_filename)) {
1217 $file_content = fetch_file_contents($src);
1219 if ($file_content && strlen($file_content) > MIN_CACHE_FILE_SIZE
) {
1220 file_put_contents($local_filename, $file_content);
1222 } else if (is_writable($local_filename)) {
1223 touch($local_filename);
1229 static function cache_media($html, $site_url) {
1230 libxml_use_internal_errors(true);
1232 $charset_hack = '<head>
1233 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
1236 $doc = new DOMDocument();
1237 $doc->loadHTML($charset_hack . $html);
1238 $xpath = new DOMXPath($doc);
1240 $entries = $xpath->query('(//img[@src])|(//video/source[@src])|(//audio/source[@src])');
1242 foreach ($entries as $entry) {
1243 if ($entry->hasAttribute('src') && strpos($entry->getAttribute('src'), "data:") !== 0) {
1244 $src = rewrite_relative_url($site_url, $entry->getAttribute('src'));
1246 $local_filename = CACHE_DIR
. "/images/" . sha1($src);
1248 Debug
::log("cache_media: checking $src", Debug
::$LOG_VERBOSE);
1250 if (!file_exists($local_filename)) {
1251 Debug
::log("cache_media: downloading: $src to $local_filename", Debug
::$LOG_VERBOSE);
1253 $file_content = fetch_file_contents($src);
1255 if ($file_content && strlen($file_content) > MIN_CACHE_FILE_SIZE
) {
1256 file_put_contents($local_filename, $file_content);
1258 } else if (is_writable($local_filename)) {
1259 touch($local_filename);
1265 static function expire_error_log() {
1266 Debug
::log("Removing old error log entries...");
1270 if (DB_TYPE
== "pgsql") {
1271 $pdo->query("DELETE FROM ttrss_error_log
1272 WHERE created_at < NOW() - INTERVAL '7 days'");
1274 $pdo->query("DELETE FROM ttrss_error_log
1275 WHERE created_at < DATE_SUB(NOW(), INTERVAL 7 DAY)");
1279 static function expire_lock_files() {
1280 Debug
::log("Removing old lock files...", Debug
::$LOG_VERBOSE);
1284 if (is_writable(LOCK_DIRECTORY
)) {
1285 $files = glob(LOCK_DIRECTORY
. "/*.lock");
1288 foreach ($files as $file) {
1289 if (!file_is_locked(basename($file)) && time() - filemtime($file) > 86400*2) {
1297 Debug
::log("Removed $num_deleted old lock files.");
1300 static function expire_cached_files() {
1301 foreach (array("feeds", "images", "export", "upload") as $dir) {
1302 $cache_dir = CACHE_DIR
. "/$dir";
1304 Debug
::log("Expiring $cache_dir", Debug
::$LOG_VERBOSE);
1308 if (is_writable($cache_dir)) {
1309 $files = glob("$cache_dir/*");
1312 foreach ($files as $file) {
1313 if (time() - filemtime($file) > 86400*CACHE_MAX_DAYS
) {
1322 Debug
::log("$cache_dir: removed $num_deleted files.");
1327 * Source: http://www.php.net/manual/en/function.parse-url.php#104527
1328 * Returns the url query as associative array
1330 * @param string query
1331 * @return array params
1333 static function convertUrlQuery($query) {
1334 $queryParts = explode('&', $query);
1338 foreach ($queryParts as $param) {
1339 $item = explode('=', $param);
1340 $params[$item[0]] = $item[1];
1346 static function get_article_filters($filters, $title, $content, $link, $author, $tags, &$matched_rules = false) {
1349 foreach ($filters as $filter) {
1350 $match_any_rule = $filter["match_any_rule"];
1351 $inverse = $filter["inverse"];
1352 $filter_match = false;
1354 foreach ($filter["rules"] as $rule) {
1356 $reg_exp = str_replace('/', '\/', $rule["reg_exp"]);
1357 $rule_inverse = $rule["inverse"];
1362 switch ($rule["type"]) {
1364 $match = @preg_match
("/$reg_exp/iu", $title);
1367 // we don't need to deal with multiline regexps
1368 $content = preg_replace("/[\r\n\t]/", "", $content);
1370 $match = @preg_match
("/$reg_exp/iu", $content);
1373 // we don't need to deal with multiline regexps
1374 $content = preg_replace("/[\r\n\t]/", "", $content);
1376 $match = (@preg_match
("/$reg_exp/iu", $title) || @preg_match
("/$reg_exp/iu", $content));
1379 $match = @preg_match
("/$reg_exp/iu", $link);
1382 $match = @preg_match
("/$reg_exp/iu", $author);
1385 foreach ($tags as $tag) {
1386 if (@preg_match
("/$reg_exp/iu", $tag)) {
1394 if ($rule_inverse) $match = !$match;
1396 if ($match_any_rule) {
1398 $filter_match = true;
1402 $filter_match = $match;
1409 if ($inverse) $filter_match = !$filter_match;
1411 if ($filter_match) {
1412 if (is_array($matched_rules)) array_push($matched_rules, $rule);
1414 foreach ($filter["actions"] AS $action) {
1415 array_push($matches, $action);
1417 // if Stop action encountered, perform no further processing
1418 if (isset($action["type"]) && $action["type"] == "stop") return $matches;
1426 static function find_article_filter($filters, $filter_name) {
1427 foreach ($filters as $f) {
1428 if ($f["type"] == $filter_name) {
1435 static function find_article_filters($filters, $filter_name) {
1438 foreach ($filters as $f) {
1439 if ($f["type"] == $filter_name) {
1440 array_push($results, $f);
1446 static function calculate_article_score($filters) {
1449 foreach ($filters as $f) {
1450 if ($f["type"] == "score") {
1451 $score +
= $f["param"];
1457 static function labels_contains_caption($labels, $caption) {
1458 foreach ($labels as $label) {
1459 if ($label[1] == $caption) {
1467 static function assign_article_to_label_filters($id, $filters, $owner_uid, $article_labels) {
1468 foreach ($filters as $f) {
1469 if ($f["type"] == "label") {
1470 if (!RSSUtils
::labels_contains_caption($article_labels, $f["param"])) {
1471 Labels
::add_article($id, $f["param"], $owner_uid);
1477 static function make_guid_from_title($title) {
1478 return preg_replace("/[ \"\',.:;]/", "-",
1479 mb_strtolower(strip_tags($title), 'utf-8'));
1482 static function cleanup_counters_cache() {
1485 $res = $pdo->query("DELETE FROM ttrss_counters_cache
1486 WHERE feed_id > 0 AND
1487 (SELECT COUNT(id) FROM ttrss_feeds WHERE
1489 ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid) = 0");
1491 $frows = $res->rowCount();
1493 $res = $pdo->query("DELETE FROM ttrss_cat_counters_cache
1494 WHERE feed_id > 0 AND
1495 (SELECT COUNT(id) FROM ttrss_feed_categories WHERE
1497 ttrss_cat_counters_cache.owner_uid = ttrss_feed_categories.owner_uid) = 0");
1499 $crows = $res->rowCount();
1501 Debug
::log("Removed $frows (feeds) $crows (cats) orphaned counter cache entries.");
1504 static function housekeeping_user($owner_uid) {
1505 $tmph = new PluginHost();
1507 load_user_plugins($owner_uid, $tmph);
1509 $tmph->run_hooks(PluginHost
::HOOK_HOUSE_KEEPING
, "hook_house_keeping", "");
1512 static function housekeeping_common() {
1513 RSSUtils
::expire_cached_files();
1514 RSSUtils
::expire_lock_files();
1515 RSSUtils
::expire_error_log();
1517 $count = RSSUtils
::update_feedbrowser_cache();
1518 Debug
::log("Feedbrowser updated, $count feeds processed.");
1520 Article
::purge_orphans();
1521 RSSUtils
::cleanup_counters_cache();
1523 PluginHost
::getInstance()->run_hooks(PluginHost
::HOOK_HOUSE_KEEPING
, "hook_house_keeping", "");
1526 static function check_feed_favicon($site_url, $feed) {
1527 # print "FAVICON [$site_url]: $favicon_url\n";
1529 $icon_file = ICONS_DIR
. "/$feed.ico";
1531 if (!file_exists($icon_file)) {
1532 $favicon_url = get_favicon_url($site_url);
1535 // Limiting to "image" type misses those served with text/plain
1536 $contents = fetch_file_contents($favicon_url); // , "image");
1539 // Crude image type matching.
1540 // Patterns gleaned from the file(1) source code.
1541 if (preg_match('/^\x00\x00\x01\x00/', $contents)) {
1542 // 0 string \000\000\001\000 MS Windows icon resource
1543 //error_log("check_feed_favicon: favicon_url=$favicon_url isa MS Windows icon resource");
1545 elseif (preg_match('/^GIF8/', $contents)) {
1546 // 0 string GIF8 GIF image data
1547 //error_log("check_feed_favicon: favicon_url=$favicon_url isa GIF image");
1549 elseif (preg_match('/^\x89PNG\x0d\x0a\x1a\x0a/', $contents)) {
1550 // 0 string \x89PNG\x0d\x0a\x1a\x0a PNG image data
1551 //error_log("check_feed_favicon: favicon_url=$favicon_url isa PNG image");
1553 elseif (preg_match('/^\xff\xd8/', $contents)) {
1554 // 0 beshort 0xffd8 JPEG image data
1555 //error_log("check_feed_favicon: favicon_url=$favicon_url isa JPG image");
1557 elseif (preg_match('/^BM/', $contents)) {
1558 // 0 string BM PC bitmap (OS2, Windows BMP files)
1559 //error_log("check_feed_favicon, favicon_url=$favicon_url isa BMP image");
1562 //error_log("check_feed_favicon: favicon_url=$favicon_url isa UNKNOWN type");
1568 $fp = @fopen
($icon_file, "w");
1571 fwrite($fp, $contents);
1573 chmod($icon_file, 0644);