2 define('DAEMON_UPDATE_LOGIN_LIMIT', 30);
3 define('DAEMON_FEED_LIMIT', 100);
4 define('DAEMON_SLEEP_INTERVAL', 60);
6 function update_feedbrowser_cache() {
8 $result = db_query("SELECT feed_url, site_url, title, COUNT(id) AS subscribers
9 FROM ttrss_feeds WHERE (SELECT COUNT(id) = 0 FROM ttrss_feeds AS tf
10 WHERE tf.feed_url = ttrss_feeds.feed_url
11 AND (private IS true OR auth_login != '' OR auth_pass != '' OR feed_url LIKE '%:%@%/%'))
12 GROUP BY feed_url, site_url, title ORDER BY subscribers DESC LIMIT 1000");
16 db_query("DELETE FROM ttrss_feedbrowser_cache");
20 while ($line = db_fetch_assoc($result)) {
21 $subscribers = db_escape_string($line["subscribers"]);
22 $feed_url = db_escape_string($line["feed_url"]);
23 $title = db_escape_string($line["title"]);
24 $site_url = db_escape_string($line["site_url"]);
26 $tmp_result = db_query("SELECT subscribers FROM
27 ttrss_feedbrowser_cache WHERE feed_url = '$feed_url'");
29 if (db_num_rows($tmp_result) == 0) {
31 db_query("INSERT INTO ttrss_feedbrowser_cache
32 (feed_url, site_url, title, subscribers) VALUES ('$feed_url',
33 '$site_url', '$title', '$subscribers')");
49 * Update a feed batch.
50 * Used by daemons to update n feeds by run.
51 * Only update feed needing a update, and not being processed
54 * @param mixed $link Database link
55 * @param integer $limit Maximum number of feeds in update batch. Default to DAEMON_FEED_LIMIT.
56 * @param boolean $from_http Set to true if you call this function from http to disable cli specific code.
57 * @param boolean $debug Set to false to disable debug output. Default to true.
60 function update_daemon_common($limit = DAEMON_FEED_LIMIT
, $from_http = false, $debug = true) {
61 // Process all other feeds using last_updated and interval parameters
63 $schema_version = get_schema_version();
65 if ($schema_version != SCHEMA_VERSION
) {
66 die("Schema version is wrong, please upgrade the database.\n");
69 define('PREFS_NO_CACHE', true);
71 // Test if the user has loggued in recently. If not, it does not update its feeds.
72 if (!SINGLE_USER_MODE
&& DAEMON_UPDATE_LOGIN_LIMIT
> 0) {
73 if (DB_TYPE
== "pgsql") {
74 $login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT
." days'";
76 $login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT
." DAY)";
79 $login_thresh_qpart = "";
82 // Test if the feed need a update (update interval exceded).
83 if (DB_TYPE
== "pgsql") {
84 $update_limit_qpart = "AND ((
85 ttrss_feeds.update_interval = 0
86 AND ttrss_user_prefs.value != '-1'
87 AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL)
89 ttrss_feeds.update_interval > 0
90 AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL)
91 ) OR ttrss_feeds.last_updated IS NULL
92 OR last_updated = '1970-01-01 00:00:00')";
94 $update_limit_qpart = "AND ((
95 ttrss_feeds.update_interval = 0
96 AND ttrss_user_prefs.value != '-1'
97 AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE)
99 ttrss_feeds.update_interval > 0
100 AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE)
101 ) OR ttrss_feeds.last_updated IS NULL
102 OR last_updated = '1970-01-01 00:00:00')";
105 // Test if feed is currently being updated by another process.
106 if (DB_TYPE
== "pgsql") {
107 $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '5 minutes')";
109 $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 5 MINUTE))";
112 // Test if there is a limit to number of updated feeds
114 if($limit) $query_limit = sprintf("LIMIT %d", $limit);
116 $random_qpart = sql_random_function();
118 // We search for feed needing update.
119 $result = db_query("SELECT DISTINCT ttrss_feeds.feed_url,$random_qpart
121 ttrss_feeds, ttrss_users, ttrss_user_prefs
123 ttrss_feeds.owner_uid = ttrss_users.id
124 AND ttrss_users.id = ttrss_user_prefs.owner_uid
125 AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL'
126 $login_thresh_qpart $update_limit_qpart
127 $updstart_thresh_qpart
128 ORDER BY $random_qpart $query_limit");
130 if($debug) _debug(sprintf("Scheduled %d feeds to update...", db_num_rows($result)));
132 // Here is a little cache magic in order to minimize risk of double feed updates.
133 $feeds_to_update = array();
134 while ($line = db_fetch_assoc($result)) {
135 array_push($feeds_to_update, db_escape_string($line['feed_url']));
138 // We update the feed last update started date before anything else.
139 // There is no lag due to feed contents downloads
140 // It prevent an other process to update the same feed.
142 if(count($feeds_to_update) > 0) {
143 $feeds_quoted = array();
145 foreach ($feeds_to_update as $feed) {
146 array_push($feeds_quoted, "'" . db_escape_string($feed) . "'");
149 db_query(sprintf("UPDATE ttrss_feeds SET last_update_started = NOW()
150 WHERE feed_url IN (%s)", implode(',', $feeds_quoted)));
153 expire_cached_files($debug);
154 expire_lock_files($debug);
155 expire_error_log($debug);
159 // For each feed, we call the feed update function.
160 foreach ($feeds_to_update as $feed) {
161 if($debug) _debug("Base feed: $feed");
163 //update_rss_feed($line["id"], true);
165 // since we have the data cached, we can deal with other feeds with the same url
167 $tmp_result = db_query("SELECT DISTINCT ttrss_feeds.id,last_updated
168 FROM ttrss_feeds, ttrss_users, ttrss_user_prefs WHERE
169 ttrss_user_prefs.owner_uid = ttrss_feeds.owner_uid AND
170 ttrss_users.id = ttrss_user_prefs.owner_uid AND
171 ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL' AND
172 feed_url = '".db_escape_string($feed)."' AND
173 (ttrss_feeds.update_interval > 0 OR
174 ttrss_user_prefs.value != '-1')
176 ORDER BY ttrss_feeds.id $query_limit");
178 if (db_num_rows($tmp_result) > 0) {
179 while ($tline = db_fetch_assoc($tmp_result)) {
180 if($debug) _debug(" => " . $tline["last_updated"] . ", " . $tline["id"]);
181 update_rss_feed($tline["id"], true);
187 require_once "digest.php";
189 // Send feed digests by email if needed.
190 send_headlines_digests($debug);
194 } // function update_daemon_common
196 // ignore_daemon is not used
197 function update_rss_feed($feed, $ignore_daemon = false, $no_cache = false,
198 $override_url = false) {
200 require_once "lib/simplepie/simplepie.inc";
202 $debug_enabled = defined('DAEMON_EXTENDED_DEBUG') ||
$_REQUEST['xdebug'];
204 _debug("start", $debug_enabled);
206 $result = db_query("SELECT id,update_interval,auth_login,
207 feed_url,auth_pass,cache_images,last_updated,
208 mark_unread_on_update, owner_uid,
209 pubsub_state, auth_pass_encrypted
210 FROM ttrss_feeds WHERE id = '$feed'");
212 if (db_num_rows($result) == 0) {
213 _debug("feed $feed NOT FOUND/SKIPPED", $debug_enabled);
217 $last_updated = db_fetch_result($result, 0, "last_updated");
218 $owner_uid = db_fetch_result($result, 0, "owner_uid");
219 $mark_unread_on_update = sql_bool_to_bool(db_fetch_result($result,
220 0, "mark_unread_on_update"));
221 $pubsub_state = db_fetch_result($result, 0, "pubsub_state");
222 $auth_pass_encrypted = sql_bool_to_bool(db_fetch_result($result,
223 0, "auth_pass_encrypted"));
225 db_query("UPDATE ttrss_feeds SET last_update_started = NOW()
226 WHERE id = '$feed'");
228 $auth_login = db_fetch_result($result, 0, "auth_login");
229 $auth_pass = db_fetch_result($result, 0, "auth_pass");
231 if ($auth_pass_encrypted) {
232 require_once "crypt.php";
233 $auth_pass = decrypt_string($auth_pass);
236 $cache_images = sql_bool_to_bool(db_fetch_result($result, 0, "cache_images"));
237 $fetch_url = db_fetch_result($result, 0, "feed_url");
239 $feed = db_escape_string($feed);
241 if ($override_url) $fetch_url = $override_url;
243 $date_feed_processed = date('Y-m-d H:i');
245 $cache_filename = CACHE_DIR
. "/simplepie/" . sha1($fetch_url) . ".feed";
247 // Ignore cache if new feed or manual update.
248 $cache_age = ($no_cache ||
is_null($last_updated) ||
$last_updated == '1970-01-01 00:00:00') ?
249 30 : get_feed_update_interval($feed) * 60;
251 _debug("cache filename: $cache_filename exists: " . file_exists($cache_filename), $debug_enabled);
252 _debug("cache age: $cache_age; no cache: $no_cache", $debug_enabled);
254 $cached_feed_data_hash = false;
258 $cache_timestamp = file_exists($cache_filename) ?
filemtime($cache_filename) : 0;
259 $last_updated_timestamp = strtotime($last_updated);
261 $force_refetch = isset($_REQUEST["force_refetch"]);
263 if (file_exists($cache_filename) &&
264 is_readable($cache_filename) &&
265 !$auth_login && !$auth_pass &&
266 filemtime($cache_filename) > time() - $cache_age) {
268 _debug("using local cache.", $debug_enabled);
270 if ($cache_timestamp > $last_updated_timestamp) {
271 @$rss_data = file_get_contents($cache_filename);
274 $rss_hash = sha1($rss_data);
275 @$rss = unserialize($rss_data);
277 } else if (!$force_refetch) {
278 _debug("local cache valid and older than last_updated, nothing to do.", $debug_enabled);
286 _debug("fetching [$fetch_url] (ts: $cache_timestamp/$last_updated_timestamp)", $debug_enabled);
288 $feed_data = fetch_file_contents($fetch_url, false,
289 $auth_login, $auth_pass, false,
290 $no_cache ? FEED_FETCH_NO_CACHE_TIMEOUT
: FEED_FETCH_TIMEOUT
,
291 $force_refetch ?
0 : max($last_updated_timestamp, $cache_timestamp));
293 global $fetch_curl_used;
295 if (!$fetch_curl_used) {
296 $tmp = @gzdecode
($feed_data);
298 if ($tmp) $feed_data = $tmp;
301 $feed_data = trim($feed_data);
303 _debug("fetch done.", $debug_enabled);
306 $error = verify_feed_xml($feed_data);
309 _debug("error verifying XML, code: " . $error->code
, $debug_enabled);
311 if ($error->code
== 26) {
312 _debug("got error 26, trying to decode entities...", $debug_enabled);
314 $feed_data = html_entity_decode($feed_data, ENT_COMPAT
, 'UTF-8');
316 $error = verify_feed_xml($feed_data);
318 if ($error) $feed_data = '';
325 global $fetch_last_error;
326 global $fetch_last_error_code;
328 _debug("unable to fetch: $fetch_last_error [$fetch_last_error_code]", $debug_enabled);
333 if ($fetch_last_error_code != 304) {
334 $error_escaped = db_escape_string($fetch_last_error);
336 _debug("source claims data not modified, nothing to do.", $debug_enabled);
340 "UPDATE ttrss_feeds SET last_error = '$error_escaped',
341 last_updated = NOW() WHERE id = '$feed'");
347 $pluginhost = new PluginHost();
348 $pluginhost->set_debug($debug_enabled, $debug_enabled);
349 $user_plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
351 $pluginhost->load(PLUGINS
, PluginHost
::KIND_ALL
);
352 $pluginhost->load($user_plugins, PluginHost
::KIND_USER
, $owner_uid);
353 $pluginhost->load_data();
355 foreach ($pluginhost->get_hooks(PluginHost
::HOOK_FEED_FETCHED
) as $plugin) {
356 $feed_data = $plugin->hook_feed_fetched($feed_data);
360 $rss = new SimplePie();
361 $rss->set_sanitize_class("SanitizeDummy");
362 // simplepie ignores the above and creates default sanitizer anyway,
363 // so let's override it...
364 $rss->sanitize
= new SanitizeDummy();
365 $rss->set_output_encoding('UTF-8');
366 $rss->set_raw_data($feed_data);
367 $rss->enable_cache(false);
374 $feed = db_escape_string($feed);
376 if (!$rss->error()) {
378 // cache data for later
379 if (!$auth_pass && !$auth_login && is_writable(CACHE_DIR
. "/simplepie")) {
380 $rss_data = serialize($rss);
381 $new_rss_hash = sha1($rss_data);
383 if ($new_rss_hash != $rss_hash) {
384 _debug("saving $cache_filename", $debug_enabled);
385 @file_put_contents
($cache_filename, serialize($rss));
389 // We use local pluginhost here because we need to load different per-user feed plugins
390 $pluginhost->run_hooks(PluginHost
::HOOK_FEED_PARSED
, "hook_feed_parsed", $rss);
392 _debug("processing feed data...", $debug_enabled);
394 // db_query("BEGIN");
396 if (DB_TYPE
== "pgsql") {
397 $favicon_interval_qpart = "favicon_last_checked < NOW() - INTERVAL '12 hour'";
399 $favicon_interval_qpart = "favicon_last_checked < DATE_SUB(NOW(), INTERVAL 12 HOUR)";
402 $result = db_query("SELECT title,site_url,owner_uid,
403 (favicon_last_checked IS NULL OR $favicon_interval_qpart) AS
405 FROM ttrss_feeds WHERE id = '$feed'");
407 $registered_title = db_fetch_result($result, 0, "title");
408 $orig_site_url = db_fetch_result($result, 0, "site_url");
409 $favicon_needs_check = sql_bool_to_bool(db_fetch_result($result, 0,
410 "favicon_needs_check"));
412 $owner_uid = db_fetch_result($result, 0, "owner_uid");
414 $site_url = db_escape_string(mb_substr(rewrite_relative_url($fetch_url, $rss->get_link()), 0, 245));
416 if ($favicon_needs_check ||
$force_refetch) {
417 _debug("checking favicon...", $debug_enabled);
419 check_feed_favicon($site_url, $feed, $link);
420 $favicon_file = ICONS_DIR
. "/$feed.ico";
422 if (file_exists($favicon_file) && function_exists("imagecreatefromstring")) {
423 require_once "colors.php";
425 $favicon_color = db_escape_string(
426 calculate_avg_color($favicon_file));
428 $favicon_colorstring = ",favicon_avg_color = '".$favicon_color."'";
431 db_query("UPDATE ttrss_feeds SET favicon_last_checked = NOW()
433 WHERE id = '$feed'");
436 if (!$registered_title ||
$registered_title == "[Unknown]") {
438 $feed_title = db_escape_string($rss->get_title());
440 _debug("registering title: $feed_title", $debug_enabled);
442 db_query("UPDATE ttrss_feeds SET
443 title = '$feed_title' WHERE id = '$feed'");
446 if ($site_url && $orig_site_url != $site_url) {
447 db_query("UPDATE ttrss_feeds SET
448 site_url = '$site_url' WHERE id = '$feed'");
451 _debug("loading filters & labels...", $debug_enabled);
453 $filters = load_filters($feed, $owner_uid);
454 $labels = get_all_labels($owner_uid);
456 _debug("" . count($filters) . " filters loaded.", $debug_enabled);
458 $items = $rss->get_items();
460 if (!is_array($items)) {
461 _debug("no articles found.", $debug_enabled);
463 db_query("UPDATE ttrss_feeds
464 SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
466 return; // no articles
469 if ($pubsub_state != 2 && PUBSUBHUBBUB_ENABLED
) {
471 _debug("checking for PUSH hub...", $debug_enabled);
473 $feed_hub_url = false;
475 $links = $rss->get_links('hub');
477 if ($links && is_array($links)) {
478 foreach ($links as $l) {
484 _debug("feed hub url: $feed_hub_url", $debug_enabled);
486 if ($feed_hub_url && function_exists('curl_init') &&
487 !ini_get("open_basedir")) {
489 require_once 'lib/pubsubhubbub/subscriber.php';
491 $callback_url = get_self_url_prefix() .
492 "/public.php?op=pubsub&id=$feed";
494 $s = new Subscriber($feed_hub_url, $callback_url);
496 $rc = $s->subscribe($fetch_url);
498 _debug("feed hub url found, subscribe request sent.", $debug_enabled);
500 db_query("UPDATE ttrss_feeds SET pubsub_state = 1
501 WHERE id = '$feed'");
505 _debug("processing articles...", $debug_enabled);
507 foreach ($items as $item) {
508 if ($_REQUEST['xdebug'] == 3) {
512 $entry_guid = $item->get_id();
513 if (!$entry_guid) $entry_guid = $item->get_link();
514 if (!$entry_guid) $entry_guid = make_guid_from_title($item->get_title());
516 if (!$entry_guid) continue;
518 $entry_guid = "$owner_uid,$entry_guid";
520 $entry_guid_hashed = db_escape_string('SHA1:' . sha1($entry_guid));
522 _debug("guid $entry_guid / $entry_guid_hashed", $debug_enabled);
524 $entry_timestamp = "";
526 $entry_timestamp = strtotime($item->get_date());
528 if ($entry_timestamp == -1 ||
!$entry_timestamp ||
$entry_timestamp > time()) {
529 $entry_timestamp = time();
530 $no_orig_date = 'true';
532 $no_orig_date = 'false';
535 $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
537 _debug("date $entry_timestamp [$entry_timestamp_fmt]", $debug_enabled);
539 $entry_title = html_entity_decode($item->get_title(), ENT_COMPAT
, 'UTF-8');
541 $entry_link = rewrite_relative_url($site_url, $item->get_link());
543 _debug("title $entry_title", $debug_enabled);
544 _debug("link $entry_link", $debug_enabled);
546 if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);;
548 $entry_content = $item->get_content();
549 if (!$entry_content) $entry_content = $item->get_description();
551 if ($_REQUEST["xdebug"] == 2) {
553 print $entry_content;
557 $entry_comments = $item->data
["comments"];
559 if ($item->get_author()) {
560 $entry_author_item = $item->get_author();
561 $entry_author = $entry_author_item->get_name();
562 if (!$entry_author) $entry_author = $entry_author_item->get_email();
565 $entry_guid = db_escape_string(mb_substr($entry_guid, 0, 245));
567 $entry_comments = db_escape_string(mb_substr(trim($entry_comments), 0, 245));
568 $entry_author = db_escape_string(mb_substr(trim($entry_author), 0, 245));
570 $num_comments = $item->get_item_tags('http://purl.org/rss/1.0/modules/slash/', 'comments');
572 if (is_array($num_comments) && is_array($num_comments[0])) {
573 $num_comments = (int) $num_comments[0]["data"];
578 _debug("author $entry_author", $debug_enabled);
579 _debug("num_comments: $num_comments", $debug_enabled);
580 _debug("looking for tags [1]...", $debug_enabled);
582 // parse <category> entries into tags
584 $additional_tags = array();
586 $additional_tags_src = $item->get_categories();
588 if (is_array($additional_tags_src)) {
589 foreach ($additional_tags_src as $tobj) {
590 array_push($additional_tags, $tobj->get_term());
594 _debug("category tags:", $debug_enabled);
595 _debug("looking for tags [2]...", $debug_enabled);
597 $entry_tags = array_unique($additional_tags);
599 for ($i = 0; $i < count($entry_tags); $i++
)
600 $entry_tags[$i] = mb_strtolower($entry_tags[$i], 'utf-8');
602 _debug("done collecting data.", $debug_enabled);
604 // TODO: less memory-hungry implementation
606 _debug("applying plugin filters..", $debug_enabled);
608 // FIXME not sure if owner_uid is a good idea here, we may have a base entry without user entry (?)
609 $result = db_query("SELECT plugin_data,title,content,link,tag_cache,author FROM ttrss_entries, ttrss_user_entries
610 WHERE ref_id = id AND (guid = '".db_escape_string($entry_guid)."' OR guid = '$entry_guid_hashed') AND owner_uid = $owner_uid");
612 if (db_num_rows($result) != 0) {
613 $entry_plugin_data = db_fetch_result($result, 0, "plugin_data");
614 $stored_article = array("title" => db_fetch_result($result, 0, "title"),
615 "content" => db_fetch_result($result, 0, "content"),
616 "link" => db_fetch_result($result, 0, "link"),
617 "tags" => explode(",", db_fetch_result($result, 0, "tag_cache")),
618 "author" => db_fetch_result($result, 0, "author"));
620 $entry_plugin_data = "";
621 $stored_article = array();
624 $article = array("owner_uid" => $owner_uid, // read only
625 "guid" => $entry_guid, // read only
626 "title" => $entry_title,
627 "content" => $entry_content,
628 "link" => $entry_link,
629 "tags" => $entry_tags,
630 "plugin_data" => $entry_plugin_data,
631 "author" => $entry_author,
632 "stored" => $stored_article);
634 foreach ($pluginhost->get_hooks(PluginHost
::HOOK_ARTICLE_FILTER
) as $plugin) {
635 $article = $plugin->hook_article_filter($article);
638 $entry_tags = $article["tags"];
639 $entry_guid = db_escape_string($entry_guid);
640 $entry_title = db_escape_string($article["title"]);
641 $entry_author = db_escape_string($article["author"]);
642 $entry_link = db_escape_string($article["link"]);
643 $entry_plugin_data = db_escape_string($article["plugin_data"]);
644 $entry_content = $article["content"]; // escaped below
647 _debug("plugin data: $entry_plugin_data", $debug_enabled);
649 if ($cache_images && is_writable(CACHE_DIR
. '/images'))
650 cache_images($entry_content, $site_url, $debug_enabled);
652 $entry_content = db_escape_string($entry_content, false);
654 $content_hash = "SHA1:" . sha1($entry_content);
658 $result = db_query("SELECT id FROM ttrss_entries
659 WHERE (guid = '$entry_guid' OR guid = '$entry_guid_hashed')");
661 if (db_num_rows($result) == 0) {
663 _debug("base guid [$entry_guid] not found", $debug_enabled);
665 // base post entry does not exist, create it
668 "INSERT INTO ttrss_entries
685 '$entry_guid_hashed',
687 '$entry_timestamp_fmt',
693 '$date_feed_processed',
696 '$entry_plugin_data',
699 $article_labels = array();
702 // we keep encountering the entry in feeds, so we need to
703 // update date_updated column so that we don't get horrible
704 // dupes when the entry gets purged and reinserted again e.g.
705 // in the case of SLOW SLOW OMG SLOW updating feeds
707 $base_entry_id = db_fetch_result($result, 0, "id");
709 db_query("UPDATE ttrss_entries SET date_updated = NOW()
710 WHERE id = '$base_entry_id'");
712 $article_labels = get_article_labels($base_entry_id, $owner_uid);
715 // now it should exist, if not - bad luck then
717 $result = db_query("SELECT
718 id,content_hash,no_orig_date,title,plugin_data,guid,
719 ".SUBSTRING_FOR_DATE
."(date_updated,1,19) as date_updated,
720 ".SUBSTRING_FOR_DATE
."(updated,1,19) as updated,
724 WHERE guid = '$entry_guid' OR guid = '$entry_guid_hashed'");
729 if (db_num_rows($result) == 1) {
731 _debug("base guid found, checking for user record", $debug_enabled);
733 // this will be used below in update handler
734 $orig_content_hash = db_fetch_result($result, 0, "content_hash");
735 $orig_title = db_fetch_result($result, 0, "title");
736 $orig_num_comments = db_fetch_result($result, 0, "num_comments");
737 $orig_date_updated = strtotime(db_fetch_result($result,
739 $orig_plugin_data = db_fetch_result($result, 0, "plugin_data");
741 $ref_id = db_fetch_result($result, 0, "id");
742 $entry_ref_id = $ref_id;
744 /* $stored_guid = db_fetch_result($result, 0, "guid");
745 if ($stored_guid != $entry_guid_hashed) {
746 if ($debug_enabled) _debug("upgrading compat guid to hashed one", $debug_enabled);
748 db_query("UPDATE ttrss_entries SET guid = '$entry_guid_hashed' WHERE
752 // check for user post link to main table
754 // do we allow duplicate posts with same GUID in different feeds?
755 if (get_pref("ALLOW_DUPLICATE_POSTS", $owner_uid, false)) {
756 $dupcheck_qpart = "AND (feed_id = '$feed' OR feed_id IS NULL)";
758 $dupcheck_qpart = "";
761 /* Collect article tags here so we could filter by them: */
763 $article_filters = get_article_filters($filters, $entry_title,
764 $entry_content, $entry_link, $entry_timestamp, $entry_author,
767 if ($debug_enabled) {
768 _debug("article filters: ", $debug_enabled);
769 if (count($article_filters) != 0) {
770 print_r($article_filters);
774 if (find_article_filter($article_filters, "filter")) {
775 db_query("COMMIT"); // close transaction in progress
779 $score = calculate_article_score($article_filters);
781 _debug("initial score: $score", $debug_enabled);
783 $query = "SELECT ref_id, int_id FROM ttrss_user_entries WHERE
784 ref_id = '$ref_id' AND owner_uid = '$owner_uid'
787 // if ($_REQUEST["xdebug"]) print "$query\n";
789 $result = db_query($query);
791 // okay it doesn't exist - create user entry
792 if (db_num_rows($result) == 0) {
794 _debug("user record not found, creating...", $debug_enabled);
796 if ($score >= -500 && !find_article_filter($article_filters, 'catchup')) {
798 $last_read_qpart = 'NULL';
801 $last_read_qpart = 'NOW()';
804 if (find_article_filter($article_filters, 'mark') ||
$score > 1000) {
810 if (find_article_filter($article_filters, 'publish')) {
813 $published = 'false';
818 if (DB_TYPE
== "pgsql" and defined('_NGRAM_TITLE_DUPLICATE_THRESHOLD')) {
820 $result = db_query("SELECT COUNT(*) AS similar FROM
821 ttrss_entries,ttrss_user_entries
822 WHERE ref_id = id AND updated >= NOW() - INTERVAL '7 day'
823 AND similarity(title, '$entry_title') >= "._NGRAM_TITLE_DUPLICATE_THRESHOLD
."
824 AND owner_uid = $owner_uid");
826 $ngram_similar = db_fetch_result($result, 0, "similar");
828 _debug("N-gram similar results: $ngram_similar", $debug_enabled);
830 if ($ngram_similar > 0) {
835 $last_marked = ($marked == 'true') ?
'NOW()' : 'NULL';
836 $last_published = ($published == 'true') ?
'NOW()' : 'NULL';
839 "INSERT INTO ttrss_user_entries
840 (ref_id, owner_uid, feed_id, unread, last_read, marked,
841 published, score, tag_cache, label_cache, uuid,
842 last_marked, last_published)
843 VALUES ('$ref_id', '$owner_uid', '$feed', $unread,
844 $last_read_qpart, $marked, $published, '$score', '', '',
845 '', $last_marked, $last_published)");
847 if (PUBSUBHUBBUB_HUB
&& $published == 'true') {
848 $rss_link = get_self_url_prefix() .
849 "/public.php?op=rss&id=-2&key=" .
850 get_feed_access_key(-2, false, $owner_uid);
852 $p = new Publisher(PUBSUBHUBBUB_HUB
);
854 $pubsub_result = $p->publish_update($rss_link);
858 "SELECT int_id FROM ttrss_user_entries WHERE
859 ref_id = '$ref_id' AND owner_uid = '$owner_uid' AND
860 feed_id = '$feed' LIMIT 1");
862 if (db_num_rows($result) == 1) {
863 $entry_int_id = db_fetch_result($result, 0, "int_id");
866 _debug("user record FOUND", $debug_enabled);
868 $entry_ref_id = db_fetch_result($result, 0, "ref_id");
869 $entry_int_id = db_fetch_result($result, 0, "int_id");
872 _debug("RID: $entry_ref_id, IID: $entry_int_id", $debug_enabled);
874 $post_needs_update = false;
875 $update_insignificant = false;
877 if ($orig_num_comments != $num_comments) {
878 $post_needs_update = true;
879 $update_insignificant = true;
882 if ($entry_plugin_data != $orig_plugin_data) {
883 $post_needs_update = true;
884 $update_insignificant = true;
887 if ($content_hash != $orig_content_hash) {
888 $post_needs_update = true;
889 $update_insignificant = false;
892 if (db_escape_string($orig_title) != $entry_title) {
893 $post_needs_update = true;
894 $update_insignificant = false;
897 // if post needs update, update it and mark all user entries
898 // linking to this post as updated
899 if ($post_needs_update) {
901 if (defined('DAEMON_EXTENDED_DEBUG')) {
902 _debug("post $entry_guid_hashed needs update...", $debug_enabled);
905 // print "<!-- post $orig_title needs update : $post_needs_update -->";
907 db_query("UPDATE ttrss_entries
908 SET title = '$entry_title', content = '$entry_content',
909 content_hash = '$content_hash',
910 updated = '$entry_timestamp_fmt',
911 num_comments = '$num_comments',
912 plugin_data = '$entry_plugin_data'
913 WHERE id = '$ref_id'");
915 if (!$update_insignificant) {
916 if ($mark_unread_on_update) {
917 db_query("UPDATE ttrss_user_entries
918 SET last_read = null, unread = true WHERE ref_id = '$ref_id'");
926 _debug("assigning labels...", $debug_enabled);
928 assign_article_to_label_filters($entry_ref_id, $article_filters,
929 $owner_uid, $article_labels);
931 _debug("looking for enclosures...", $debug_enabled);
935 $enclosures = array();
937 $encs = $item->get_enclosures();
939 if (is_array($encs)) {
940 foreach ($encs as $e) {
942 $e->link
, $e->type
, $e->length
);
943 array_push($enclosures, $e_item);
947 if ($debug_enabled) {
948 _debug("article enclosures:", $debug_enabled);
949 print_r($enclosures);
954 foreach ($enclosures as $enc) {
955 $enc_url = db_escape_string($enc[0]);
956 $enc_type = db_escape_string($enc[1]);
957 $enc_dur = db_escape_string($enc[2]);
959 $result = db_query("SELECT id FROM ttrss_enclosures
960 WHERE content_url = '$enc_url' AND post_id = '$entry_ref_id'");
962 if (db_num_rows($result) == 0) {
963 db_query("INSERT INTO ttrss_enclosures
964 (content_url, content_type, title, duration, post_id) VALUES
965 ('$enc_url', '$enc_type', '', '$enc_dur', '$entry_ref_id')");
971 // check for manual tags (we have to do it here since they're loaded from filters)
973 foreach ($article_filters as $f) {
974 if ($f["type"] == "tag") {
976 $manual_tags = trim_array(explode(",", $f["param"]));
978 foreach ($manual_tags as $tag) {
979 if (tag_is_valid($tag)) {
980 array_push($entry_tags, $tag);
988 $boring_tags = trim_array(explode(",", mb_strtolower(get_pref(
989 'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8')));
991 $filtered_tags = array();
992 $tags_to_cache = array();
994 if ($entry_tags && is_array($entry_tags)) {
995 foreach ($entry_tags as $tag) {
996 if (array_search($tag, $boring_tags) === false) {
997 array_push($filtered_tags, $tag);
1002 $filtered_tags = array_unique($filtered_tags);
1004 if ($debug_enabled) {
1005 _debug("filtered article tags:", $debug_enabled);
1006 print_r($filtered_tags);
1009 // Save article tags in the database
1011 if (count($filtered_tags) > 0) {
1015 foreach ($filtered_tags as $tag) {
1017 $tag = sanitize_tag($tag);
1018 $tag = db_escape_string($tag);
1020 if (!tag_is_valid($tag)) continue;
1022 $result = db_query("SELECT id FROM ttrss_tags
1023 WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND
1024 owner_uid = '$owner_uid' LIMIT 1");
1026 if ($result && db_num_rows($result) == 0) {
1028 db_query("INSERT INTO ttrss_tags
1029 (owner_uid,tag_name,post_int_id)
1030 VALUES ('$owner_uid','$tag', '$entry_int_id')");
1033 array_push($tags_to_cache, $tag);
1036 /* update the cache */
1038 $tags_to_cache = array_unique($tags_to_cache);
1040 $tags_str = db_escape_string(join(",", $tags_to_cache));
1042 db_query("UPDATE ttrss_user_entries
1043 SET tag_cache = '$tags_str' WHERE ref_id = '$entry_ref_id'
1044 AND owner_uid = $owner_uid");
1049 if (get_pref("AUTO_ASSIGN_LABELS", $owner_uid, false)) {
1050 _debug("auto-assigning labels...", $debug_enabled);
1052 foreach ($labels as $label) {
1053 $caption = preg_quote($label["caption"]);
1055 if ($caption && preg_match("/\b$caption\b/i", "$tags_str " . strip_tags($entry_content) . " $entry_title")) {
1056 if (!labels_contains_caption($article_labels, $caption)) {
1057 label_add_article($entry_ref_id, $caption, $owner_uid);
1063 _debug("article processed", $debug_enabled);
1066 if (!$last_updated) {
1067 _debug("new feed, catching it up...", $debug_enabled);
1068 catchup_feed($feed, false, $owner_uid);
1071 _debug("purging feed...", $debug_enabled);
1073 purge_feed($feed, 0, $debug_enabled);
1075 db_query("UPDATE ttrss_feeds
1076 SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
1078 // db_query("COMMIT");
1082 $error_msg = db_escape_string(mb_substr($rss->error(), 0, 245));
1084 _debug("error fetching feed: $error_msg", $debug_enabled);
1087 "UPDATE ttrss_feeds SET last_error = '$error_msg',
1088 last_updated = NOW() WHERE id = '$feed'");
1093 _debug("done", $debug_enabled);
1096 function cache_images($html, $site_url, $debug) {
1097 $cache_dir = CACHE_DIR
. "/images";
1099 libxml_use_internal_errors(true);
1101 $charset_hack = '<head>
1102 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
1105 $doc = new DOMDocument();
1106 $doc->loadHTML($charset_hack . $html);
1107 $xpath = new DOMXPath($doc);
1109 $entries = $xpath->query('(//img[@src])');
1111 foreach ($entries as $entry) {
1112 if ($entry->hasAttribute('src')) {
1113 $src = rewrite_relative_url($site_url, $entry->getAttribute('src'));
1115 $local_filename = CACHE_DIR
. "/images/" . sha1($src) . ".png";
1117 if ($debug) _debug("cache_images: downloading: $src to $local_filename");
1119 if (!file_exists($local_filename)) {
1120 $file_content = fetch_file_contents($src);
1122 if ($file_content && strlen($file_content) > 1024) {
1123 file_put_contents($local_filename, $file_content);
1127 if (file_exists($local_filename)) {
1128 $entry->setAttribute('src', SELF_URL_PATH
. '/image.php?url=' .
1129 base64_encode($src));
1134 $node = $doc->getElementsByTagName('body')->item(0);
1136 return $doc->saveXML($node);
1139 function expire_error_log($debug) {
1140 if ($debug) _debug("Removing old error log entries...");
1142 if (DB_TYPE
== "pgsql") {
1143 db_query("DELETE FROM ttrss_error_log
1144 WHERE created_at < NOW() - INTERVAL '7 days'");
1146 db_query("DELETE FROM ttrss_error_log
1147 WHERE created_at < DATE_SUB(NOW(), INTERVAL 7 DAY)");
1152 function expire_lock_files($debug) {
1153 if ($debug) _debug("Removing old lock files...");
1157 if (is_writable(LOCK_DIRECTORY
)) {
1158 $files = glob(LOCK_DIRECTORY
. "/*.lock");
1161 foreach ($files as $file) {
1162 if (!file_is_locked(basename($file)) && time() - filemtime($file) > 86400*2) {
1170 if ($debug) _debug("Removed $num_deleted files.");
1173 function expire_cached_files($debug) {
1174 foreach (array("simplepie", "images", "export", "upload") as $dir) {
1175 $cache_dir = CACHE_DIR
. "/$dir";
1177 if ($debug) _debug("Expiring $cache_dir");
1181 if (is_writable($cache_dir)) {
1182 $files = glob("$cache_dir/*");
1185 foreach ($files as $file) {
1186 if (time() - filemtime($file) > 86400*7) {
1195 if ($debug) _debug("Removed $num_deleted files.");
1200 * Source: http://www.php.net/manual/en/function.parse-url.php#104527
1201 * Returns the url query as associative array
1203 * @param string query
1204 * @return array params
1206 function convertUrlQuery($query) {
1207 $queryParts = explode('&', $query);
1211 foreach ($queryParts as $param) {
1212 $item = explode('=', $param);
1213 $params[$item[0]] = $item[1];
1219 function get_article_filters($filters, $title, $content, $link, $timestamp, $author, $tags) {
1222 foreach ($filters as $filter) {
1223 $match_any_rule = $filter["match_any_rule"];
1224 $inverse = $filter["inverse"];
1225 $filter_match = false;
1227 foreach ($filter["rules"] as $rule) {
1229 $reg_exp = $rule["reg_exp"];
1230 $rule_inverse = $rule["inverse"];
1235 switch ($rule["type"]) {
1237 $match = @preg_match
("/$reg_exp/i", $title);
1240 // we don't need to deal with multiline regexps
1241 $content = preg_replace("/[\r\n\t]/", "", $content);
1243 $match = @preg_match
("/$reg_exp/i", $content);
1246 // we don't need to deal with multiline regexps
1247 $content = preg_replace("/[\r\n\t]/", "", $content);
1249 $match = (@preg_match
("/$reg_exp/i", $title) || @preg_match
("/$reg_exp/i", $content));
1252 $match = @preg_match
("/$reg_exp/i", $link);
1255 $match = @preg_match
("/$reg_exp/i", $author);
1258 $tag_string = join(",", $tags);
1259 $match = @preg_match
("/$reg_exp/i", $tag_string);
1263 if ($rule_inverse) $match = !$match;
1265 if ($match_any_rule) {
1267 $filter_match = true;
1271 $filter_match = $match;
1278 if ($inverse) $filter_match = !$filter_match;
1280 if ($filter_match) {
1281 foreach ($filter["actions"] AS $action) {
1282 array_push($matches, $action);
1284 // if Stop action encountered, perform no further processing
1285 if ($action["type"] == "stop") return $matches;
1293 function find_article_filter($filters, $filter_name) {
1294 foreach ($filters as $f) {
1295 if ($f["type"] == $filter_name) {
1302 function find_article_filters($filters, $filter_name) {
1305 foreach ($filters as $f) {
1306 if ($f["type"] == $filter_name) {
1307 array_push($results, $f);
1313 function calculate_article_score($filters) {
1316 foreach ($filters as $f) {
1317 if ($f["type"] == "score") {
1318 $score +
= $f["param"];
1324 function labels_contains_caption($labels, $caption) {
1325 foreach ($labels as $label) {
1326 if ($label[1] == $caption) {
1334 function assign_article_to_label_filters($id, $filters, $owner_uid, $article_labels) {
1335 foreach ($filters as $f) {
1336 if ($f["type"] == "label") {
1337 if (!labels_contains_caption($article_labels, $f["param"])) {
1338 label_add_article($id, $f["param"], $owner_uid);
1344 function make_guid_from_title($title) {
1345 return preg_replace("/[ \"\',.:;]/", "-",
1346 mb_strtolower(strip_tags($title), 'utf-8'));
1349 function verify_feed_xml($feed_data) {
1350 libxml_use_internal_errors(true);
1351 $doc = new DOMDocument();
1352 $doc->loadXML($feed_data);
1353 $error = libxml_get_last_error();
1354 libxml_clear_errors();