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1479 lines
40 KiB
PHP
1479 lines
40 KiB
PHP
<?php
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define('DAEMON_UPDATE_LOGIN_LIMIT', 30);
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define('DAEMON_FEED_LIMIT', 100);
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define('DAEMON_SLEEP_INTERVAL', 60);
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function update_feedbrowser_cache($link) {
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$result = db_query($link, "SELECT feed_url, site_url, title, COUNT(id) AS subscribers
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FROM ttrss_feeds WHERE (SELECT COUNT(id) = 0 FROM ttrss_feeds AS tf
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WHERE tf.feed_url = ttrss_feeds.feed_url
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AND (private IS true OR auth_login != '' OR auth_pass != '' OR feed_url LIKE '%:%@%/%'))
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GROUP BY feed_url, site_url, title ORDER BY subscribers DESC LIMIT 1000");
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db_query($link, "BEGIN");
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db_query($link, "DELETE FROM ttrss_feedbrowser_cache");
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$count = 0;
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while ($line = db_fetch_assoc($result)) {
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$subscribers = db_escape_string($line["subscribers"]);
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$feed_url = db_escape_string($line["feed_url"]);
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$title = db_escape_string($line["title"]);
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$site_url = db_escape_string($line["site_url"]);
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$tmp_result = db_query($link, "SELECT subscribers FROM
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ttrss_feedbrowser_cache WHERE feed_url = '$feed_url'");
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if (db_num_rows($tmp_result) == 0) {
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db_query($link, "INSERT INTO ttrss_feedbrowser_cache
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(feed_url, site_url, title, subscribers) VALUES ('$feed_url',
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'$site_url', '$title', '$subscribers')");
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++$count;
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}
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}
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db_query($link, "COMMIT");
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return $count;
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}
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/**
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* Update a feed batch.
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* Used by daemons to update n feeds by run.
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* Only update feed needing a update, and not being processed
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* by another process.
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*
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* @param mixed $link Database link
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* @param integer $limit Maximum number of feeds in update batch. Default to DAEMON_FEED_LIMIT.
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* @param boolean $from_http Set to true if you call this function from http to disable cli specific code.
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* @param boolean $debug Set to false to disable debug output. Default to true.
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* @return void
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*/
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function update_daemon_common($link, $limit = DAEMON_FEED_LIMIT, $from_http = false, $debug = true) {
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// Process all other feeds using last_updated and interval parameters
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define('PREFS_NO_CACHE', true);
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// Test if the user has loggued in recently. If not, it does not update its feeds.
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if (!SINGLE_USER_MODE && DAEMON_UPDATE_LOGIN_LIMIT > 0) {
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if (DB_TYPE == "pgsql") {
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$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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// Test if the feed need a update (update interval exceded).
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if (DB_TYPE == "pgsql") {
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$update_limit_qpart = "AND ((
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ttrss_feeds.update_interval = 0
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AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL)
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) OR (
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ttrss_feeds.update_interval > 0
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AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL)
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) OR ttrss_feeds.last_updated IS NULL
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OR last_updated = '1970-01-01 00:00:00')";
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} else {
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$update_limit_qpart = "AND ((
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ttrss_feeds.update_interval = 0
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AND ttrss_feeds.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 ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE)
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) OR ttrss_feeds.last_updated IS NULL
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OR last_updated = '1970-01-01 00:00:00')";
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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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$updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '5 minutes')";
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} else {
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$updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 5 MINUTE))";
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}
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// Test if there is a limit to number of updated feeds
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$query_limit = "";
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if($limit) $query_limit = sprintf("LIMIT %d", $limit);
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$random_qpart = sql_random_function();
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// We search for feed needing update.
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$result = db_query($link, "SELECT ttrss_feeds.feed_url,ttrss_feeds.id, ttrss_feeds.owner_uid,
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".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
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ttrss_feeds.update_interval
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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_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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ORDER BY $random_qpart $query_limit");
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$user_prefs_cache = array();
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if($debug) _debug(sprintf("Scheduled %d feeds to update...\n", db_num_rows($result)));
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// Here is a little cache magic in order to minimize risk of double feed updates.
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$feeds_to_update = array();
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while ($line = db_fetch_assoc($result)) {
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$feeds_to_update[$line['id']] = $line;
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}
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// We update the feed last update started date before anything else.
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// There is no lag due to feed contents downloads
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// It prevent an other process to update the same feed.
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$feed_ids = array_keys($feeds_to_update);
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if($feed_ids) {
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db_query($link, sprintf("UPDATE ttrss_feeds SET last_update_started = NOW()
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WHERE id IN (%s)", implode(',', $feed_ids)));
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}
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expire_cached_files($debug);
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// For each feed, we call the feed update function.
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while ($line = array_pop($feeds_to_update)) {
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if($debug) _debug("Feed: " . $line["feed_url"] . ", " . $line["last_updated"]);
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update_rss_feed($link, $line["id"], true);
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sleep(1); // prevent flood (FIXME make this an option?)
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}
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// Send feed digests by email if needed.
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send_headlines_digests($link, $debug);
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} // function update_daemon_common
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function update_rss_feed($link, $feed, $ignore_daemon = false, $no_cache = false,
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$override_url = false) {
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require_once "lib/simplepie/simplepie.inc";
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require_once "lib/magpierss/rss_fetch.inc";
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require_once 'lib/magpierss/rss_utils.inc';
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$debug_enabled = defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug'];
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if (!$_REQUEST["daemon"] && !$ignore_daemon) {
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return false;
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}
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if ($debug_enabled) {
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_debug("update_rss_feed: start");
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}
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if (!$ignore_daemon) {
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if (DB_TYPE == "pgsql") {
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$updstart_thresh_qpart = "(ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '120 seconds')";
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} else {
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$updstart_thresh_qpart = "(ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 120 SECOND))";
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}
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$result = db_query($link, "SELECT id,update_interval,auth_login,
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auth_pass,cache_images,update_method,last_updated
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FROM ttrss_feeds WHERE id = '$feed' AND $updstart_thresh_qpart");
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} else {
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$result = db_query($link, "SELECT id,update_interval,auth_login,
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feed_url,auth_pass,cache_images,update_method,last_updated,
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mark_unread_on_update, owner_uid, update_on_checksum_change,
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pubsub_state
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FROM ttrss_feeds WHERE id = '$feed'");
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}
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if (db_num_rows($result) == 0) {
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if ($debug_enabled) {
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_debug("update_rss_feed: feed $feed NOT FOUND/SKIPPED");
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}
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return false;
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}
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$update_method = db_fetch_result($result, 0, "update_method");
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$last_updated = db_fetch_result($result, 0, "last_updated");
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$owner_uid = db_fetch_result($result, 0, "owner_uid");
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$mark_unread_on_update = sql_bool_to_bool(db_fetch_result($result,
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0, "mark_unread_on_update"));
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$update_on_checksum_change = sql_bool_to_bool(db_fetch_result($result,
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0, "update_on_checksum_change"));
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$pubsub_state = db_fetch_result($result, 0, "pubsub_state");
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db_query($link, "UPDATE ttrss_feeds SET last_update_started = NOW()
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WHERE id = '$feed'");
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$auth_login = db_fetch_result($result, 0, "auth_login");
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$auth_pass = db_fetch_result($result, 0, "auth_pass");
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if ($update_method == 0)
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$update_method = DEFAULT_UPDATE_METHOD + 1;
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// 1 - Magpie
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// 2 - SimplePie
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// 3 - Twitter OAuth
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if ($update_method == 2)
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$use_simplepie = true;
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else
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$use_simplepie = false;
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if ($debug_enabled) {
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_debug("update method: $update_method (feed setting: $update_method) (use simplepie: $use_simplepie)\n");
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}
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if ($update_method == 1) {
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$auth_login = urlencode($auth_login);
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$auth_pass = urlencode($auth_pass);
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}
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$cache_images = sql_bool_to_bool(db_fetch_result($result, 0, "cache_images"));
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$fetch_url = db_fetch_result($result, 0, "feed_url");
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$feed = db_escape_string($feed);
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if ($auth_login && $auth_pass ){
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$url_parts = array();
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preg_match("/(^[^:]*):\/\/(.*)/", $fetch_url, $url_parts);
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if ($url_parts[1] && $url_parts[2]) {
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$fetch_url = $url_parts[1] . "://$auth_login:$auth_pass@" . $url_parts[2];
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}
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}
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if ($override_url)
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$fetch_url = $override_url;
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if ($debug_enabled) {
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_debug("update_rss_feed: fetching [$fetch_url]...");
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}
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// Ignore cache if new feed or manual update.
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$cache_age = (is_null($last_updated) || $last_updated == '1970-01-01 00:00:00') ?
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-1 : get_feed_update_interval($link, $feed) * 60;
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if ($update_method == 1) {
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define('MAGPIE_CACHE_AGE', $cache_age);
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define('MAGPIE_CACHE_ON', !$no_cache);
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define('MAGPIE_FETCH_TIME_OUT', $no_cache ? 15 : 60);
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define('MAGPIE_CACHE_DIR', CACHE_DIR . "/magpie");
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$rss = @fetch_rss($fetch_url);
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} else {
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$simplepie_cache_dir = CACHE_DIR . "/simplepie";
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if (!is_dir($simplepie_cache_dir)) {
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mkdir($simplepie_cache_dir);
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}
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$rss = new SimplePie();
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$rss->set_useragent(SELF_USER_AGENT);
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$rss->set_timeout($no_cache ? 15 : 60);
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$rss->set_feed_url($fetch_url);
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$rss->set_output_encoding('UTF-8');
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//$rss->force_feed(true);
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if ($debug_enabled) {
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_debug("feed update interval (sec): " .
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get_feed_update_interval($link, $feed)*60);
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}
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$rss->enable_cache(!$no_cache);
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if (!$no_cache) {
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$rss->set_cache_location($simplepie_cache_dir);
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$rss->set_cache_duration($cache_age);
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}
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$rss->init();
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}
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// print_r($rss);
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if ($debug_enabled) {
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_debug("update_rss_feed: fetch done, parsing...");
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}
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$feed = db_escape_string($feed);
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if ($update_method == 2) {
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$fetch_ok = !$rss->error();
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} else {
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$fetch_ok = !!$rss;
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}
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if ($fetch_ok) {
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if ($debug_enabled) {
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_debug("update_rss_feed: processing feed data...");
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}
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// db_query($link, "BEGIN");
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if (DB_TYPE == "pgsql") {
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$favicon_interval_qpart = "favicon_last_checked < NOW() - INTERVAL '12 hour'";
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} else {
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$favicon_interval_qpart = "favicon_last_checked < DATE_SUB(NOW(), INTERVAL 12 HOUR)";
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}
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$result = db_query($link, "SELECT title,icon_url,site_url,owner_uid,
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(favicon_last_checked IS NULL OR $favicon_interval_qpart) AS
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favicon_needs_check
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FROM ttrss_feeds WHERE id = '$feed'");
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$registered_title = db_fetch_result($result, 0, "title");
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$orig_icon_url = db_fetch_result($result, 0, "icon_url");
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$orig_site_url = db_fetch_result($result, 0, "site_url");
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$favicon_needs_check = sql_bool_to_bool(db_fetch_result($result, 0,
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"favicon_needs_check"));
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$owner_uid = db_fetch_result($result, 0, "owner_uid");
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if ($use_simplepie) {
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$site_url = db_escape_string(trim($rss->get_link()));
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} else {
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$site_url = db_escape_string(trim($rss->channel["link"]));
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}
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// weird, weird Magpie
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if (!$use_simplepie) {
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if (!$site_url) $site_url = db_escape_string($rss->channel["link_"]);
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}
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$site_url = rewrite_relative_url($fetch_url, $site_url);
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$site_url = substr($site_url, 0, 250);
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if ($debug_enabled) {
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_debug("update_rss_feed: checking favicon...");
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}
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if ($favicon_needs_check) {
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check_feed_favicon($site_url, $feed, $link);
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db_query($link, "UPDATE ttrss_feeds SET favicon_last_checked = NOW()
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WHERE id = '$feed'");
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}
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if (!$registered_title || $registered_title == "[Unknown]") {
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if ($use_simplepie) {
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$feed_title = db_escape_string($rss->get_title());
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} else {
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$feed_title = db_escape_string($rss->channel["title"]);
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}
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if ($debug_enabled) {
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_debug("update_rss_feed: registering title: $feed_title");
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}
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db_query($link, "UPDATE ttrss_feeds SET
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title = '$feed_title' WHERE id = '$feed'");
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}
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if ($site_url && $orig_site_url != $site_url) {
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db_query($link, "UPDATE ttrss_feeds SET
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site_url = '$site_url' WHERE id = '$feed'");
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}
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// print "I: " . $rss->channel["image"]["url"];
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if (!$use_simplepie) {
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$icon_url = db_escape_string(trim($rss->image["url"]));
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} else {
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$icon_url = db_escape_string(trim($rss->get_image_url()));
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}
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$icon_url = rewrite_relative_url($fetch_url, $icon_url);
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$icon_url = substr($icon_url, 0, 250);
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if ($icon_url && $orig_icon_url != $icon_url) {
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db_query($link, "UPDATE ttrss_feeds SET icon_url = '$icon_url' WHERE id = '$feed'");
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}
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if ($debug_enabled) {
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_debug("update_rss_feed: loading filters & labels...");
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}
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$filters = load_filters($link, $feed, $owner_uid);
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$labels = get_all_labels($link, $owner_uid);
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if ($debug_enabled) {
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//print_r($filters);
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_debug("update_rss_feed: " . count($filters) . " filters loaded.");
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}
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if ($use_simplepie) {
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$iterator = $rss->get_items();
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} else {
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$iterator = $rss->items;
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if (!$iterator || !is_array($iterator)) $iterator = $rss->entries;
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if (!$iterator || !is_array($iterator)) $iterator = $rss;
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}
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if (!is_array($iterator)) {
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/* db_query($link, "UPDATE ttrss_feeds
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SET last_error = 'Parse error: can\'t find any articles.'
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WHERE id = '$feed'"); */
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// clear any errors and mark feed as updated if fetched okay
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// even if it's blank
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if ($debug_enabled) {
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_debug("update_rss_feed: entry iterator is not an array, no articles?");
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}
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db_query($link, "UPDATE ttrss_feeds
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SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
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return; // no articles
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}
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if ($pubsub_state != 2 && PUBSUBHUBBUB_ENABLED) {
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if ($debug_enabled) _debug("update_rss_feed: checking for PUSH hub...");
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$feed_hub_url = false;
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if ($use_simplepie) {
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$links = $rss->get_links('hub');
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if ($links && is_array($links)) {
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foreach ($links as $l) {
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$feed_hub_url = $l;
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break;
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}
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}
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} else {
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$atom = $rss->channel['atom'];
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if ($atom) {
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if ($atom['link@rel'] == 'hub') {
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$feed_hub_url = $atom['link@href'];
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}
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if (!$feed_hub_url && $atom['link#'] > 1) {
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for ($i = 2; $i <= $atom['link#']; $i++) {
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if ($atom["link#$i@rel"] == 'hub') {
|
|
$feed_hub_url = $atom["link#$i@href"];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
$feed_hub_url = $rss->channel['link_hub'];
|
|
}
|
|
}
|
|
|
|
if ($debug_enabled) _debug("update_rss_feed: feed hub url: $feed_hub_url");
|
|
|
|
if ($feed_hub_url && function_exists('curl_init') &&
|
|
!ini_get("open_basedir")) {
|
|
|
|
require_once 'lib/pubsubhubbub/subscriber.php';
|
|
|
|
$callback_url = get_self_url_prefix() .
|
|
"/public.php?op=pubsub&id=$feed";
|
|
|
|
$s = new Subscriber($feed_hub_url, $callback_url);
|
|
|
|
$rc = $s->subscribe($fetch_url);
|
|
|
|
if ($debug_enabled)
|
|
_debug("update_rss_feed: feed hub url found, subscribe request sent.");
|
|
|
|
db_query($link, "UPDATE ttrss_feeds SET pubsub_state = 1
|
|
WHERE id = '$feed'");
|
|
}
|
|
}
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: processing articles...");
|
|
}
|
|
|
|
foreach ($iterator as $item) {
|
|
if ($_REQUEST['xdebug'] == 2) {
|
|
print_r($item);
|
|
}
|
|
|
|
if ($use_simplepie) {
|
|
$entry_guid = $item->get_id();
|
|
if (!$entry_guid) $entry_guid = $item->get_link();
|
|
if (!$entry_guid) $entry_guid = make_guid_from_title($item->get_title());
|
|
|
|
} else {
|
|
|
|
$entry_guid = $item["id"];
|
|
|
|
if (!$entry_guid) $entry_guid = $item["guid"];
|
|
if (!$entry_guid) $entry_guid = $item["about"];
|
|
if (!$entry_guid) $entry_guid = $item["link"];
|
|
if (!$entry_guid) $entry_guid = make_guid_from_title($item["title"]);
|
|
}
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: guid $entry_guid");
|
|
}
|
|
|
|
if (!$entry_guid) continue;
|
|
|
|
$entry_timestamp = "";
|
|
|
|
if ($use_simplepie) {
|
|
$entry_timestamp = strtotime($item->get_date());
|
|
} else {
|
|
$rss_2_date = $item['pubdate'];
|
|
$rss_1_date = $item['dc']['date'];
|
|
$atom_date = $item['issued'];
|
|
if (!$atom_date) $atom_date = $item['updated'];
|
|
|
|
if ($atom_date != "") $entry_timestamp = parse_w3cdtf($atom_date);
|
|
if ($rss_1_date != "") $entry_timestamp = parse_w3cdtf($rss_1_date);
|
|
if ($rss_2_date != "") $entry_timestamp = strtotime($rss_2_date);
|
|
|
|
}
|
|
|
|
if ($entry_timestamp == "" || $entry_timestamp == -1 || !$entry_timestamp) {
|
|
$entry_timestamp = time();
|
|
$no_orig_date = 'true';
|
|
} else {
|
|
$no_orig_date = 'false';
|
|
}
|
|
|
|
$entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: date $entry_timestamp [$entry_timestamp_fmt]");
|
|
}
|
|
|
|
if ($use_simplepie) {
|
|
$entry_title = $item->get_title();
|
|
} else {
|
|
$entry_title = trim(strip_tags($item["title"]));
|
|
}
|
|
|
|
if ($use_simplepie) {
|
|
$entry_link = $item->get_link();
|
|
} else {
|
|
// strange Magpie workaround
|
|
$entry_link = $item["link_"];
|
|
if (!$entry_link) $entry_link = $item["link"];
|
|
}
|
|
|
|
$entry_link = rewrite_relative_url($site_url, $entry_link);
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: title $entry_title");
|
|
_debug("update_rss_feed: link $entry_link");
|
|
}
|
|
|
|
if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);;
|
|
|
|
$entry_link = strip_tags($entry_link);
|
|
|
|
if ($use_simplepie) {
|
|
$entry_content = $item->get_content();
|
|
if (!$entry_content) $entry_content = $item->get_description();
|
|
} else {
|
|
$entry_content = $item["content:escaped"];
|
|
|
|
if (!$entry_content) $entry_content = $item["content:encoded"];
|
|
if (!$entry_content && is_array($entry_content)) $entry_content = $item["content"]["encoded"];
|
|
if (!$entry_content) $entry_content = $item["content"];
|
|
|
|
if (is_array($entry_content)) $entry_content = $entry_content[0];
|
|
|
|
// Magpie bugs are getting ridiculous
|
|
if (trim($entry_content) == "Array") $entry_content = false;
|
|
|
|
if (!$entry_content) $entry_content = $item["atom_content"];
|
|
if (!$entry_content) $entry_content = $item["summary"];
|
|
|
|
if (!$entry_content ||
|
|
strlen($entry_content) < strlen($item["description"])) {
|
|
$entry_content = $item["description"];
|
|
};
|
|
|
|
// WTF
|
|
if (is_array($entry_content)) {
|
|
$entry_content = $entry_content["encoded"];
|
|
if (!$entry_content) $entry_content = $entry_content["escaped"];
|
|
}
|
|
}
|
|
|
|
if ($cache_images && is_writable(CACHE_DIR . '/images'))
|
|
$entry_content = cache_images($entry_content, $site_url, $debug_enabled);
|
|
|
|
if ($_REQUEST["xdebug"] == 2) {
|
|
print "update_rss_feed: content: ";
|
|
print $entry_content;
|
|
print "\n";
|
|
}
|
|
|
|
$entry_content_unescaped = $entry_content;
|
|
|
|
if ($use_simplepie) {
|
|
$entry_comments = strip_tags($item->data["comments"]);
|
|
if ($item->get_author()) {
|
|
$entry_author_item = $item->get_author();
|
|
$entry_author = $entry_author_item->get_name();
|
|
if (!$entry_author) $entry_author = $entry_author_item->get_email();
|
|
|
|
$entry_author = db_escape_string($entry_author);
|
|
}
|
|
} else {
|
|
$entry_comments = strip_tags($item["comments"]);
|
|
|
|
$entry_author = db_escape_string(strip_tags($item['dc']['creator']));
|
|
|
|
if ($item['author']) {
|
|
|
|
if (is_array($item['author'])) {
|
|
|
|
if (!$entry_author) {
|
|
$entry_author = db_escape_string(strip_tags($item['author']['name']));
|
|
}
|
|
|
|
if (!$entry_author) {
|
|
$entry_author = db_escape_string(strip_tags($item['author']['email']));
|
|
}
|
|
}
|
|
|
|
if (!$entry_author) {
|
|
$entry_author = db_escape_string(strip_tags($item['author']));
|
|
}
|
|
}
|
|
}
|
|
|
|
if (preg_match('/^[\t\n\r ]*$/', $entry_author)) $entry_author = '';
|
|
|
|
$entry_guid = db_escape_string(strip_tags($entry_guid));
|
|
$entry_guid = mb_substr($entry_guid, 0, 250);
|
|
|
|
$result = db_query($link, "SELECT id FROM ttrss_entries
|
|
WHERE guid = '$entry_guid'");
|
|
|
|
$entry_content = db_escape_string($entry_content, false);
|
|
|
|
$content_hash = "SHA1:" . sha1(strip_tags($entry_content));
|
|
|
|
$entry_title = db_escape_string($entry_title);
|
|
$entry_link = db_escape_string($entry_link);
|
|
$entry_comments = mb_substr(db_escape_string($entry_comments), 0, 250);
|
|
$entry_author = mb_substr($entry_author, 0, 250);
|
|
|
|
if ($use_simplepie) {
|
|
$num_comments = 0; #FIXME#
|
|
} else {
|
|
$num_comments = db_escape_string($item["slash"]["comments"]);
|
|
}
|
|
|
|
if (!$num_comments) $num_comments = 0;
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: looking for tags [1]...");
|
|
}
|
|
|
|
// parse <category> entries into tags
|
|
|
|
$additional_tags = array();
|
|
|
|
if ($use_simplepie) {
|
|
|
|
$additional_tags_src = $item->get_categories();
|
|
|
|
if (is_array($additional_tags_src)) {
|
|
foreach ($additional_tags_src as $tobj) {
|
|
array_push($additional_tags, $tobj->get_term());
|
|
}
|
|
}
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: category tags:");
|
|
print_r($additional_tags);
|
|
}
|
|
|
|
} else {
|
|
|
|
$t_ctr = $item['category#'];
|
|
|
|
if ($t_ctr == 0) {
|
|
$additional_tags = array();
|
|
} else if ($t_ctr > 0) {
|
|
$additional_tags = array($item['category']);
|
|
|
|
if ($item['category@term']) {
|
|
array_push($additional_tags, $item['category@term']);
|
|
}
|
|
|
|
for ($i = 0; $i <= $t_ctr; $i++ ) {
|
|
if ($item["category#$i"]) {
|
|
array_push($additional_tags, $item["category#$i"]);
|
|
}
|
|
|
|
if ($item["category#$i@term"]) {
|
|
array_push($additional_tags, $item["category#$i@term"]);
|
|
}
|
|
}
|
|
}
|
|
|
|
// parse <dc:subject> elements
|
|
|
|
$t_ctr = $item['dc']['subject#'];
|
|
|
|
if ($t_ctr > 0) {
|
|
array_push($additional_tags, $item['dc']['subject']);
|
|
|
|
for ($i = 0; $i <= $t_ctr; $i++ ) {
|
|
if ($item['dc']["subject#$i"]) {
|
|
array_push($additional_tags, $item['dc']["subject#$i"]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: looking for tags [2]...");
|
|
}
|
|
|
|
/* taaaags */
|
|
// <a href="..." rel="tag">Xorg</a>, //
|
|
|
|
$entry_tags = null;
|
|
|
|
preg_match_all("/<a.*?rel=['\"]tag['\"].*?\>([^<]+)<\/a>/i",
|
|
$entry_content_unescaped, $entry_tags);
|
|
|
|
$entry_tags = $entry_tags[1];
|
|
|
|
$entry_tags = array_merge($entry_tags, $additional_tags);
|
|
$entry_tags = array_unique($entry_tags);
|
|
|
|
for ($i = 0; $i < count($entry_tags); $i++)
|
|
$entry_tags[$i] = mb_strtolower($entry_tags[$i], 'utf-8');
|
|
|
|
if ($debug_enabled) {
|
|
//_debug("update_rss_feed: unfiltered tags found:");
|
|
//print_r($entry_tags);
|
|
}
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: done collecting data [TITLE:$entry_title]");
|
|
}
|
|
|
|
db_query($link, "BEGIN");
|
|
|
|
if (db_num_rows($result) == 0) {
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: base guid not found");
|
|
}
|
|
|
|
// base post entry does not exist, create it
|
|
|
|
$result = db_query($link,
|
|
"INSERT INTO ttrss_entries
|
|
(title,
|
|
guid,
|
|
link,
|
|
updated,
|
|
content,
|
|
content_hash,
|
|
no_orig_date,
|
|
date_updated,
|
|
date_entered,
|
|
comments,
|
|
num_comments,
|
|
author)
|
|
VALUES
|
|
('$entry_title',
|
|
'$entry_guid',
|
|
'$entry_link',
|
|
'$entry_timestamp_fmt',
|
|
'$entry_content',
|
|
'$content_hash',
|
|
$no_orig_date,
|
|
NOW(),
|
|
NOW(),
|
|
'$entry_comments',
|
|
'$num_comments',
|
|
'$entry_author')");
|
|
} else {
|
|
// 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
|
|
|
|
$base_entry_id = db_fetch_result($result, 0, "id");
|
|
|
|
db_query($link, "UPDATE ttrss_entries SET date_updated = NOW()
|
|
WHERE id = '$base_entry_id'");
|
|
}
|
|
|
|
// now it should exist, if not - bad luck then
|
|
|
|
$result = db_query($link, "SELECT
|
|
id,content_hash,no_orig_date,title,
|
|
".SUBSTRING_FOR_DATE."(date_updated,1,19) as date_updated,
|
|
".SUBSTRING_FOR_DATE."(updated,1,19) as updated,
|
|
num_comments
|
|
FROM
|
|
ttrss_entries
|
|
WHERE guid = '$entry_guid'");
|
|
|
|
$entry_ref_id = 0;
|
|
$entry_int_id = 0;
|
|
|
|
if (db_num_rows($result) == 1) {
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: base guid found, checking for user record");
|
|
}
|
|
|
|
// this will be used below in update handler
|
|
$orig_content_hash = db_fetch_result($result, 0, "content_hash");
|
|
$orig_title = db_fetch_result($result, 0, "title");
|
|
$orig_num_comments = db_fetch_result($result, 0, "num_comments");
|
|
$orig_date_updated = strtotime(db_fetch_result($result,
|
|
0, "date_updated"));
|
|
|
|
$ref_id = db_fetch_result($result, 0, "id");
|
|
$entry_ref_id = $ref_id;
|
|
|
|
// check for user post link to main table
|
|
|
|
// do we allow duplicate posts with same GUID in different feeds?
|
|
if (get_pref($link, "ALLOW_DUPLICATE_POSTS", $owner_uid, false)) {
|
|
$dupcheck_qpart = "AND (feed_id = '$feed' OR feed_id IS NULL)";
|
|
} else {
|
|
$dupcheck_qpart = "";
|
|
}
|
|
|
|
/* Collect article tags here so we could filter by them: */
|
|
|
|
$article_filters = get_article_filters($filters, $entry_title,
|
|
strip_tags($entry_content), $entry_link, $entry_timestamp, $entry_author,
|
|
$entry_tags);
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: article filters: ");
|
|
if (count($article_filters) != 0) {
|
|
print_r($article_filters);
|
|
}
|
|
}
|
|
|
|
$article_labels = get_article_labels($link, $entry_ref_id);
|
|
|
|
if (find_article_filter($article_filters, "filter")) {
|
|
db_query($link, "COMMIT"); // close transaction in progress
|
|
continue;
|
|
}
|
|
|
|
$score = calculate_article_score($article_filters);
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: initial score: $score");
|
|
}
|
|
|
|
$query = "SELECT ref_id, int_id FROM ttrss_user_entries WHERE
|
|
ref_id = '$ref_id' AND owner_uid = '$owner_uid'
|
|
$dupcheck_qpart";
|
|
|
|
// if ($_REQUEST["xdebug"]) print "$query\n";
|
|
|
|
$result = db_query($link, $query);
|
|
|
|
// okay it doesn't exist - create user entry
|
|
if (db_num_rows($result) == 0) {
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: user record not found, creating...");
|
|
}
|
|
|
|
if ($score >= -500 && !find_article_filter($article_filters, 'catchup')) {
|
|
$unread = 'true';
|
|
$last_read_qpart = 'NULL';
|
|
} else {
|
|
$unread = 'false';
|
|
$last_read_qpart = 'NOW()';
|
|
}
|
|
|
|
if (find_article_filter($article_filters, 'mark') || $score > 1000) {
|
|
$marked = 'true';
|
|
} else {
|
|
$marked = 'false';
|
|
}
|
|
|
|
if (find_article_filter($article_filters, 'publish')) {
|
|
$published = 'true';
|
|
} else {
|
|
$published = 'false';
|
|
}
|
|
|
|
// N-grams
|
|
|
|
if (DB_TYPE == "pgsql" and defined('_NGRAM_TITLE_DUPLICATE_THRESHOLD')) {
|
|
|
|
$result = db_query($link, "SELECT COUNT(*) AS similar FROM
|
|
ttrss_entries,ttrss_user_entries
|
|
WHERE ref_id = id AND updated >= NOW() - INTERVAL '7 day'
|
|
AND similarity(title, '$entry_title') >= "._NGRAM_TITLE_DUPLICATE_THRESHOLD."
|
|
AND owner_uid = $owner_uid");
|
|
|
|
$ngram_similar = db_fetch_result($result, 0, "similar");
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: N-gram similar results: $ngram_similar");
|
|
}
|
|
|
|
if ($ngram_similar > 0) {
|
|
$unread = 'false';
|
|
}
|
|
}
|
|
|
|
$result = db_query($link,
|
|
"INSERT INTO ttrss_user_entries
|
|
(ref_id, owner_uid, feed_id, unread, last_read, marked,
|
|
published, score, tag_cache, label_cache, uuid)
|
|
VALUES ('$ref_id', '$owner_uid', '$feed', $unread,
|
|
$last_read_qpart, $marked, $published, '$score', '', '', '')");
|
|
|
|
if (PUBSUBHUBBUB_HUB && $published == 'true') {
|
|
$rss_link = get_self_url_prefix() .
|
|
"/public.php?op=rss&id=-2&key=" .
|
|
get_feed_access_key($link, -2, false, $owner_uid);
|
|
|
|
$p = new Publisher(PUBSUBHUBBUB_HUB);
|
|
|
|
$pubsub_result = $p->publish_update($rss_link);
|
|
}
|
|
|
|
$result = db_query($link,
|
|
"SELECT int_id FROM ttrss_user_entries WHERE
|
|
ref_id = '$ref_id' AND owner_uid = '$owner_uid' AND
|
|
feed_id = '$feed' LIMIT 1");
|
|
|
|
if (db_num_rows($result) == 1) {
|
|
$entry_int_id = db_fetch_result($result, 0, "int_id");
|
|
}
|
|
} else {
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: user record FOUND");
|
|
}
|
|
|
|
$entry_ref_id = db_fetch_result($result, 0, "ref_id");
|
|
$entry_int_id = db_fetch_result($result, 0, "int_id");
|
|
}
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: RID: $entry_ref_id, IID: $entry_int_id");
|
|
}
|
|
|
|
$post_needs_update = false;
|
|
$update_insignificant = false;
|
|
|
|
if ($orig_num_comments != $num_comments) {
|
|
$post_needs_update = true;
|
|
$update_insignificant = true;
|
|
}
|
|
|
|
if ($content_hash != $orig_content_hash) {
|
|
$post_needs_update = true;
|
|
$update_insignificant = false;
|
|
}
|
|
|
|
if (db_escape_string($orig_title) != $entry_title) {
|
|
$post_needs_update = true;
|
|
$update_insignificant = false;
|
|
}
|
|
|
|
// if post needs update, update it and mark all user entries
|
|
// linking to this post as updated
|
|
if ($post_needs_update) {
|
|
|
|
if (defined('DAEMON_EXTENDED_DEBUG')) {
|
|
_debug("update_rss_feed: post $entry_guid needs update...");
|
|
}
|
|
|
|
// print "<!-- post $orig_title needs update : $post_needs_update -->";
|
|
|
|
db_query($link, "UPDATE ttrss_entries
|
|
SET title = '$entry_title', content = '$entry_content',
|
|
content_hash = '$content_hash',
|
|
updated = '$entry_timestamp_fmt',
|
|
num_comments = '$num_comments'
|
|
WHERE id = '$ref_id'");
|
|
|
|
if (!$update_insignificant) {
|
|
if ($mark_unread_on_update) {
|
|
db_query($link, "UPDATE ttrss_user_entries
|
|
SET last_read = null, unread = true WHERE ref_id = '$ref_id'");
|
|
} else if ($update_on_checksum_change) {
|
|
db_query($link, "UPDATE ttrss_user_entries
|
|
SET last_read = null WHERE ref_id = '$ref_id'
|
|
AND unread = false");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
db_query($link, "COMMIT");
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: assigning labels...");
|
|
}
|
|
|
|
assign_article_to_label_filters($link, $entry_ref_id, $article_filters,
|
|
$owner_uid, $article_labels);
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: looking for enclosures...");
|
|
}
|
|
|
|
// enclosures
|
|
|
|
$enclosures = array();
|
|
|
|
if ($use_simplepie) {
|
|
$encs = $item->get_enclosures();
|
|
|
|
if (is_array($encs)) {
|
|
foreach ($encs as $e) {
|
|
$e_item = array(
|
|
$e->link, $e->type, $e->length);
|
|
|
|
array_push($enclosures, $e_item);
|
|
}
|
|
}
|
|
|
|
} else {
|
|
// <enclosure>
|
|
|
|
$e_ctr = $item['enclosure#'];
|
|
|
|
if ($e_ctr > 0) {
|
|
$e_item = array($item['enclosure@url'],
|
|
$item['enclosure@type'],
|
|
$item['enclosure@length']);
|
|
|
|
array_push($enclosures, $e_item);
|
|
|
|
for ($i = 0; $i <= $e_ctr; $i++ ) {
|
|
|
|
if ($item["enclosure#$i@url"]) {
|
|
$e_item = array($item["enclosure#$i@url"],
|
|
$item["enclosure#$i@type"],
|
|
$item["enclosure#$i@length"]);
|
|
array_push($enclosures, $e_item);
|
|
}
|
|
}
|
|
}
|
|
|
|
// <media:content>
|
|
// can there be many of those? yes -fox
|
|
|
|
$m_ctr = $item['media']['content#'];
|
|
|
|
if ($m_ctr > 0) {
|
|
$e_item = array($item['media']['content@url'],
|
|
$item['media']['content@medium'],
|
|
$item['media']['content@length']);
|
|
|
|
array_push($enclosures, $e_item);
|
|
|
|
for ($i = 0; $i <= $m_ctr; $i++ ) {
|
|
|
|
if ($item["media"]["content#$i@url"]) {
|
|
$e_item = array($item["media"]["content#$i@url"],
|
|
$item["media"]["content#$i@medium"],
|
|
$item["media"]["content#$i@length"]);
|
|
array_push($enclosures, $e_item);
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: article enclosures:");
|
|
print_r($enclosures);
|
|
}
|
|
|
|
db_query($link, "BEGIN");
|
|
|
|
foreach ($enclosures as $enc) {
|
|
$enc_url = db_escape_string($enc[0]);
|
|
$enc_type = db_escape_string($enc[1]);
|
|
$enc_dur = db_escape_string($enc[2]);
|
|
|
|
$result = db_query($link, "SELECT id FROM ttrss_enclosures
|
|
WHERE content_url = '$enc_url' AND post_id = '$entry_ref_id'");
|
|
|
|
if (db_num_rows($result) == 0) {
|
|
db_query($link, "INSERT INTO ttrss_enclosures
|
|
(content_url, content_type, title, duration, post_id) VALUES
|
|
('$enc_url', '$enc_type', '', '$enc_dur', '$entry_ref_id')");
|
|
}
|
|
}
|
|
|
|
db_query($link, "COMMIT");
|
|
|
|
// check for manual tags (we have to do it here since they're loaded from filters)
|
|
|
|
foreach ($article_filters as $f) {
|
|
if ($f["type"] == "tag") {
|
|
|
|
$manual_tags = trim_array(explode(",", $f["param"]));
|
|
|
|
foreach ($manual_tags as $tag) {
|
|
if (tag_is_valid($tag)) {
|
|
array_push($entry_tags, $tag);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Skip boring tags
|
|
|
|
$boring_tags = trim_array(explode(",", mb_strtolower(get_pref($link,
|
|
'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8')));
|
|
|
|
$filtered_tags = array();
|
|
$tags_to_cache = array();
|
|
|
|
if ($entry_tags && is_array($entry_tags)) {
|
|
foreach ($entry_tags as $tag) {
|
|
if (array_search($tag, $boring_tags) === false) {
|
|
array_push($filtered_tags, $tag);
|
|
}
|
|
}
|
|
}
|
|
|
|
$filtered_tags = array_unique($filtered_tags);
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: filtered article tags:");
|
|
print_r($filtered_tags);
|
|
}
|
|
|
|
// Save article tags in the database
|
|
|
|
if (count($filtered_tags) > 0) {
|
|
|
|
db_query($link, "BEGIN");
|
|
|
|
foreach ($filtered_tags as $tag) {
|
|
|
|
$tag = sanitize_tag($tag);
|
|
$tag = db_escape_string($tag);
|
|
|
|
if (!tag_is_valid($tag)) continue;
|
|
|
|
$result = db_query($link, "SELECT id FROM ttrss_tags
|
|
WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND
|
|
owner_uid = '$owner_uid' LIMIT 1");
|
|
|
|
if ($result && db_num_rows($result) == 0) {
|
|
|
|
db_query($link, "INSERT INTO ttrss_tags
|
|
(owner_uid,tag_name,post_int_id)
|
|
VALUES ('$owner_uid','$tag', '$entry_int_id')");
|
|
}
|
|
|
|
array_push($tags_to_cache, $tag);
|
|
}
|
|
|
|
/* update the cache */
|
|
|
|
$tags_to_cache = array_unique($tags_to_cache);
|
|
|
|
$tags_str = db_escape_string(join(",", $tags_to_cache));
|
|
|
|
db_query($link, "UPDATE ttrss_user_entries
|
|
SET tag_cache = '$tags_str' WHERE ref_id = '$entry_ref_id'
|
|
AND owner_uid = $owner_uid");
|
|
|
|
db_query($link, "COMMIT");
|
|
}
|
|
|
|
if (get_pref($link, "AUTO_ASSIGN_LABELS", $owner_uid, false)) {
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: auto-assigning labels...");
|
|
}
|
|
|
|
foreach ($labels as $label) {
|
|
$caption = $label["caption"];
|
|
|
|
if (preg_match("/\b$caption\b/i", "$tags_str " . strip_tags($entry_content) . " $entry_title")) {
|
|
if (!labels_contains_caption($article_labels, $caption)) {
|
|
label_add_article($link, $entry_ref_id, $caption, $owner_uid);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: article processed");
|
|
}
|
|
}
|
|
|
|
if (!$last_updated) {
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: new feed, catching it up...");
|
|
}
|
|
catchup_feed($link, $feed, false, $owner_uid);
|
|
}
|
|
|
|
if ($debug_enabled) {
|
|
_debug("purging feed...");
|
|
}
|
|
|
|
purge_feed($link, $feed, 0, $debug_enabled);
|
|
|
|
db_query($link, "UPDATE ttrss_feeds
|
|
SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
|
|
|
|
// db_query($link, "COMMIT");
|
|
|
|
} else {
|
|
|
|
if ($use_simplepie) {
|
|
$error_msg = mb_substr($rss->error(), 0, 250);
|
|
} else {
|
|
$error_msg = mb_substr(magpie_error(), 0, 250);
|
|
}
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: error fetching feed: $error_msg");
|
|
}
|
|
|
|
$error_msg = db_escape_string($error_msg);
|
|
|
|
db_query($link,
|
|
"UPDATE ttrss_feeds SET last_error = '$error_msg',
|
|
last_updated = NOW() WHERE id = '$feed'");
|
|
}
|
|
|
|
if ($use_simplepie) {
|
|
unset($rss);
|
|
}
|
|
|
|
if ($debug_enabled) {
|
|
_debug("update_rss_feed: done");
|
|
}
|
|
|
|
}
|
|
|
|
function cache_images($html, $site_url, $debug) {
|
|
$cache_dir = CACHE_DIR . "/images";
|
|
|
|
libxml_use_internal_errors(true);
|
|
|
|
$charset_hack = '<head>
|
|
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
|
|
</head>';
|
|
|
|
$doc = new DOMDocument();
|
|
$doc->loadHTML($charset_hack . $html);
|
|
$xpath = new DOMXPath($doc);
|
|
|
|
$entries = $xpath->query('(//img[@src])');
|
|
|
|
foreach ($entries as $entry) {
|
|
if ($entry->hasAttribute('src')) {
|
|
$src = rewrite_relative_url($site_url, $entry->getAttribute('src'));
|
|
|
|
$local_filename = CACHE_DIR . "/images/" . sha1($src) . ".png";
|
|
|
|
if ($debug) _debug("cache_images: downloading: $src to $local_filename");
|
|
|
|
if (!file_exists($local_filename)) {
|
|
$file_content = fetch_file_contents($src);
|
|
|
|
if ($file_content && strlen($file_content) > 1024) {
|
|
file_put_contents($local_filename, $file_content);
|
|
}
|
|
}
|
|
|
|
if (file_exists($local_filename)) {
|
|
$entry->setAttribute('src', SELF_URL_PATH . '/image.php?url=' .
|
|
base64_encode($src));
|
|
}
|
|
}
|
|
}
|
|
|
|
$node = $doc->getElementsByTagName('body')->item(0);
|
|
|
|
return $doc->saveXML($node, LIBXML_NOEMPTYTAG);
|
|
}
|
|
|
|
function expire_cached_files($debug) {
|
|
foreach (array("magpie", "simplepie", "images", "export") as $dir) {
|
|
$cache_dir = CACHE_DIR . "/$dir";
|
|
|
|
if ($debug) _debug("Expiring $cache_dir");
|
|
|
|
$num_deleted = 0;
|
|
|
|
if (is_writable($cache_dir)) {
|
|
$files = glob("$cache_dir/*");
|
|
|
|
if ($files)
|
|
foreach ($files as $file) {
|
|
if (time() - filemtime($file) > 86400*7) {
|
|
unlink($file);
|
|
|
|
++$num_deleted;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($debug) _debug("Removed $num_deleted files.");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Source: http://www.php.net/manual/en/function.parse-url.php#104527
|
|
* Returns the url query as associative array
|
|
*
|
|
* @param string query
|
|
* @return array params
|
|
*/
|
|
function convertUrlQuery($query) {
|
|
$queryParts = explode('&', $query);
|
|
|
|
$params = array();
|
|
|
|
foreach ($queryParts as $param) {
|
|
$item = explode('=', $param);
|
|
$params[$item[0]] = $item[1];
|
|
}
|
|
|
|
return $params;
|
|
}
|
|
|
|
function get_article_filters($filters, $title, $content, $link, $timestamp, $author, $tags) {
|
|
$matches = array();
|
|
|
|
foreach ($filters as $filter) {
|
|
$match_any_rule = $filter["match_any_rule"];
|
|
$filter_match = false;
|
|
|
|
foreach ($filter["rules"] as $rule) {
|
|
$match = false;
|
|
$reg_exp = $rule["reg_exp"];
|
|
|
|
if (!$reg_exp)
|
|
continue;
|
|
|
|
switch ($rule["type"]) {
|
|
case "title":
|
|
$match = @preg_match("/$reg_exp/i", $title);
|
|
break;
|
|
case "content":
|
|
$match = @preg_match("/$reg_exp/i", $content);
|
|
break;
|
|
case "both":
|
|
$match = (@preg_match("/$reg_exp/i", $title) || @preg_match("/$reg_exp/i", $title));
|
|
break;
|
|
case "link":
|
|
$match = @preg_match("/$reg_exp/i", $link);
|
|
break;
|
|
case "author":
|
|
$match = @preg_match("/$reg_exp/i", $author);
|
|
break;
|
|
case "tag":
|
|
$tag_string = join(",", $tags);
|
|
$match = @preg_match("/$reg_exp/i", $tag_string);
|
|
break;
|
|
}
|
|
|
|
if ($match_any_rule) {
|
|
if ($match) {
|
|
$filter_match = true;
|
|
break;
|
|
}
|
|
} else {
|
|
$filter_match = $match;
|
|
if (!$match) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($filter_match) {
|
|
foreach ($filter["actions"] AS $action) {
|
|
array_push($matches, $action);
|
|
}
|
|
}
|
|
}
|
|
|
|
return $matches;
|
|
}
|
|
|
|
function find_article_filter($filters, $filter_name) {
|
|
foreach ($filters as $f) {
|
|
if ($f["type"] == $filter_name) {
|
|
return $f;
|
|
};
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function find_article_filters($filters, $filter_name) {
|
|
$results = array();
|
|
|
|
foreach ($filters as $f) {
|
|
if ($f["type"] == $filter_name) {
|
|
array_push($results, $f);
|
|
};
|
|
}
|
|
return $results;
|
|
}
|
|
|
|
function calculate_article_score($filters) {
|
|
$score = 0;
|
|
|
|
foreach ($filters as $f) {
|
|
if ($f["type"] == "score") {
|
|
$score += $f["param"];
|
|
};
|
|
}
|
|
return $score;
|
|
}
|
|
|
|
function labels_contains_caption($labels, $caption) {
|
|
foreach ($labels as $label) {
|
|
if ($label[1] == $caption) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function assign_article_to_label_filters($link, $id, $filters, $owner_uid, $article_labels) {
|
|
foreach ($filters as $f) {
|
|
if ($f["type"] == "label") {
|
|
if (!labels_contains_caption($article_labels, $f["param"])) {
|
|
label_add_article($link, $id, $f["param"], $owner_uid);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
?>
|