2 define('DAEMON_UPDATE_LOGIN_LIMIT', 30);
3 define('DAEMON_FEED_LIMIT', 100);
4 define('DAEMON_SLEEP_INTERVAL', 60);
6 function update_feedbrowser_cache($link) {
8 $result = db_query($link, "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");
14 db_query($link, "BEGIN");
16 db_query($link, "DELETE FROM ttrss_feedbrowser_cache");
20 while ($line = db_fetch_assoc($result)) {
21 $subscribers = db_escape_string($link, $line["subscribers"]);
22 $feed_url = db_escape_string($link, $line["feed_url"]);
23 $title = db_escape_string($link, $line["title"]);
24 $site_url = db_escape_string($link, $line["site_url"]);
26 $tmp_result = db_query($link, "SELECT subscribers FROM
27 ttrss_feedbrowser_cache WHERE feed_url = '$feed_url'");
29 if (db_num_rows($tmp_result) == 0) {
31 db_query($link, "INSERT INTO ttrss_feedbrowser_cache
32 (feed_url, site_url, title, subscribers) VALUES ('$feed_url',
33 '$site_url', '$title', '$subscribers')");
41 db_query($link, "COMMIT");
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 $debug Set to false to disable debug output. Default to true.
60 function update_daemon_common($link, $limit = DAEMON_FEED_LIMIT
, $from_http = false, $debug = true) {
61 // Process all other feeds using last_updated and interval parameters
63 define('PREFS_NO_CACHE', true);
65 // Test if the user has loggued in recently. If not, it does not update its feeds.
66 if (!SINGLE_USER_MODE
&& DAEMON_UPDATE_LOGIN_LIMIT
> 0) {
67 if (DB_TYPE
== "pgsql") {
68 $login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT
." days'";
70 $login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT
." DAY)";
73 $login_thresh_qpart = "";
76 // Test if the feed need a update (update interval exceded).
77 if (DB_TYPE
== "pgsql") {
78 $update_limit_qpart = "AND ((
79 ttrss_feeds.update_interval = 0
80 AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL)
82 ttrss_feeds.update_interval > 0
83 AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL)
84 ) OR ttrss_feeds.last_updated IS NULL
85 OR last_updated = '1970-01-01 00:00:00')";
87 $update_limit_qpart = "AND ((
88 ttrss_feeds.update_interval = 0
89 AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE)
91 ttrss_feeds.update_interval > 0
92 AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE)
93 ) OR ttrss_feeds.last_updated IS NULL
94 OR last_updated = '1970-01-01 00:00:00')";
97 // Test if feed is currently being updated by another process.
98 if (DB_TYPE
== "pgsql") {
99 $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '5 minutes')";
101 $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 5 MINUTE))";
104 // Test if there is a limit to number of updated feeds
106 if($limit) $query_limit = sprintf("LIMIT %d", $limit);
108 $random_qpart = sql_random_function();
110 // We search for feed needing update.
111 $result = db_query($link, "SELECT DISTINCT ttrss_feeds.feed_url
113 ttrss_feeds, ttrss_users, ttrss_user_prefs
115 ttrss_feeds.owner_uid = ttrss_users.id
116 AND ttrss_users.id = ttrss_user_prefs.owner_uid
117 AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL'
118 $login_thresh_qpart $update_limit_qpart
119 $updstart_thresh_qpart
120 ORDER BY feed_url $query_limit");
122 $user_prefs_cache = array();
124 if($debug) _debug(sprintf("Scheduled %d feeds to update...", db_num_rows($result)));
126 // Here is a little cache magic in order to minimize risk of double feed updates.
127 $feeds_to_update = array();
128 while ($line = db_fetch_assoc($result)) {
129 array_push($feeds_to_update, db_escape_string($link, $line['feed_url']));
132 // We update the feed last update started date before anything else.
133 // There is no lag due to feed contents downloads
134 // It prevent an other process to update the same feed.
136 if(count($feeds_to_update) > 0) {
137 $feeds_quoted = array();
139 foreach ($feeds_to_update as $feed) {
140 array_push($feeds_quoted, "'" . db_escape_string($link, $feed) . "'");
143 db_query($link, sprintf("UPDATE ttrss_feeds SET last_update_started = NOW()
144 WHERE feed_url IN (%s)", implode(',', $feeds_quoted)));
147 expire_cached_files($debug);
148 expire_lock_files($debug);
150 // For each feed, we call the feed update function.
151 foreach ($feeds_to_update as $feed) {
152 if($debug) _debug("Base feed: $feed");
154 //update_rss_feed($link, $line["id"], true);
156 // since we have the data cached, we can deal with other feeds with the same url
158 $tmp_result = db_query($link, "SELECT ttrss_feeds.feed_url,ttrss_feeds.id,last_updated
159 FROM ttrss_feeds, ttrss_users WHERE
160 ttrss_users.id = ttrss_feeds.owner_uid AND
161 feed_url = '".db_escape_string($link, $feed)."' AND
162 ttrss_feeds.update_interval != -1
164 ORDER BY feed_url $query_limit");
166 if (db_num_rows($tmp_result) > 0) {
167 while ($tline = db_fetch_assoc($tmp_result)) {
168 if($debug) _debug(" => " . $tline["last_updated"] . ", " . $tline["id"]);
169 update_rss_feed($link, $tline["id"], true);
174 require_once "digest.php";
176 // Send feed digests by email if needed.
177 send_headlines_digests($link, $debug);
179 } // function update_daemon_common
181 // ignore_daemon is not used
182 function update_rss_feed($link, $feed, $ignore_daemon = false, $no_cache = false,
183 $override_url = false) {
185 require_once "lib/simplepie/simplepie.inc";
187 $debug_enabled = defined('DAEMON_EXTENDED_DEBUG') ||
$_REQUEST['xdebug'];
189 if ($debug_enabled) {
190 _debug("update_rss_feed: start");
193 $result = db_query($link, "SELECT id,update_interval,auth_login,
194 feed_url,auth_pass,cache_images,last_updated,
195 mark_unread_on_update, owner_uid,
197 FROM ttrss_feeds WHERE id = '$feed'");
199 if (db_num_rows($result) == 0) {
200 if ($debug_enabled) {
201 _debug("update_rss_feed: feed $feed NOT FOUND/SKIPPED");
206 $last_updated = db_fetch_result($result, 0, "last_updated");
207 $owner_uid = db_fetch_result($result, 0, "owner_uid");
208 $mark_unread_on_update = sql_bool_to_bool(db_fetch_result($result,
209 0, "mark_unread_on_update"));
210 $pubsub_state = db_fetch_result($result, 0, "pubsub_state");
212 db_query($link, "UPDATE ttrss_feeds SET last_update_started = NOW()
213 WHERE id = '$feed'");
215 $auth_login = db_fetch_result($result, 0, "auth_login");
216 $auth_pass = db_fetch_result($result, 0, "auth_pass");
218 $cache_images = sql_bool_to_bool(db_fetch_result($result, 0, "cache_images"));
219 $fetch_url = db_fetch_result($result, 0, "feed_url");
221 $feed = db_escape_string($link, $feed);
223 if ($override_url) $fetch_url = $override_url;
225 $date_feed_processed = date('Y-m-d H:i');
227 $cache_filename = CACHE_DIR
. "/simplepie/" . sha1($fetch_url) . ".feed";
229 // Ignore cache if new feed or manual update.
230 $cache_age = ($no_cache ||
is_null($last_updated) ||
$last_updated == '1970-01-01 00:00:00') ?
231 30 : get_feed_update_interval($link, $feed) * 60;
233 if ($debug_enabled) {
234 _debug("update_rss_feed: cache filename: $cache_filename exists: " . file_exists($cache_filename));
235 _debug("update_rss_feed: cache age: $cache_age; no cache: $no_cache");
238 $cached_feed_data_hash = false;
243 if (file_exists($cache_filename) &&
244 is_readable($cache_filename) &&
245 !$auth_login && !$auth_pass &&
246 filemtime($cache_filename) > time() - $cache_age) {
248 if ($debug_enabled) {
249 _debug("update_rss_feed: using local cache.");
252 @$rss_data = file_get_contents($cache_filename);
255 $rss_hash = sha1($rss_data);
256 @$rss = unserialize($rss_data);
263 if ($debug_enabled) {
264 _debug("update_rss_feed: fetching [$fetch_url]...");
267 $feed_data = fetch_file_contents($fetch_url, false,
268 $auth_login, $auth_pass, false, $no_cache ?
15 : 45);
270 if ($debug_enabled) {
271 _debug("update_rss_feed: fetch done.");
277 global $fetch_last_error;
279 if ($debug_enabled) {
280 _debug("update_rss_feed: unable to fetch: $fetch_last_error");
283 $error_escaped = db_escape_string($link, $fetch_last_error);
286 "UPDATE ttrss_feeds SET last_error = '$error_escaped',
287 last_updated = NOW() WHERE id = '$feed'");
293 $pluginhost = new PluginHost($link);
294 $pluginhost->set_debug($debug_enabled);
295 $user_plugins = get_pref($link, "_ENABLED_PLUGINS", $owner_uid);
297 $pluginhost->load(PLUGINS
, $pluginhost::KIND_ALL
);
298 $pluginhost->load($user_plugins, $pluginhost::KIND_USER
, $owner_uid);
299 $pluginhost->load_data();
301 foreach ($pluginhost->get_hooks($pluginhost::HOOK_FEED_FETCHED
) as $plugin) {
302 $feed_data = $plugin->hook_feed_fetched($feed_data);
306 $rss = new SimplePie();
307 $rss->set_sanitize_class("SanitizeDummy");
308 // simplepie ignores the above and creates default sanitizer anyway,
309 // so let's override it...
310 $rss->sanitize
= new SanitizeDummy();
311 $rss->set_output_encoding('UTF-8');
312 $rss->set_raw_data($feed_data);
313 $rss->enable_cache(false);
320 $feed = db_escape_string($link, $feed);
322 if (!$rss->error()) {
324 // cache data for later
325 if (!$auth_pass && !$auth_login && is_writable(CACHE_DIR
. "/simplepie")) {
326 $rss_data = serialize($rss);
327 $new_rss_hash = sha1($rss_data);
329 if ($new_rss_hash != $rss_hash) {
330 if ($debug_enabled) {
331 _debug("update_rss_feed: saving $cache_filename");
333 @file_put_contents
($cache_filename, serialize($rss));
337 // We use local pluginhost here because we need to load different per-user feed plugins
338 $pluginhost->run_hooks($pluginhost::HOOK_FEED_PARSED
, "hook_feed_parsed", $rss);
340 if ($debug_enabled) {
341 _debug("update_rss_feed: processing feed data...");
344 // db_query($link, "BEGIN");
346 if (DB_TYPE
== "pgsql") {
347 $favicon_interval_qpart = "favicon_last_checked < NOW() - INTERVAL '12 hour'";
349 $favicon_interval_qpart = "favicon_last_checked < DATE_SUB(NOW(), INTERVAL 12 HOUR)";
352 $result = db_query($link, "SELECT title,site_url,owner_uid,
353 (favicon_last_checked IS NULL OR $favicon_interval_qpart) AS
355 FROM ttrss_feeds WHERE id = '$feed'");
357 $registered_title = db_fetch_result($result, 0, "title");
358 $orig_site_url = db_fetch_result($result, 0, "site_url");
359 $favicon_needs_check = sql_bool_to_bool(db_fetch_result($result, 0,
360 "favicon_needs_check"));
362 $owner_uid = db_fetch_result($result, 0, "owner_uid");
364 $site_url = db_escape_string($link, mb_substr(rewrite_relative_url($fetch_url, $rss->get_link()), 0, 245));
366 if ($debug_enabled) {
367 _debug("update_rss_feed: checking favicon...");
370 if ($favicon_needs_check) {
371 check_feed_favicon($site_url, $feed, $link);
373 db_query($link, "UPDATE ttrss_feeds SET favicon_last_checked = NOW()
374 WHERE id = '$feed'");
377 if (!$registered_title ||
$registered_title == "[Unknown]") {
379 $feed_title = db_escape_string($link, $rss->get_title());
381 if ($debug_enabled) {
382 _debug("update_rss_feed: registering title: $feed_title");
385 db_query($link, "UPDATE ttrss_feeds SET
386 title = '$feed_title' WHERE id = '$feed'");
389 if ($site_url && $orig_site_url != $site_url) {
390 db_query($link, "UPDATE ttrss_feeds SET
391 site_url = '$site_url' WHERE id = '$feed'");
394 if ($debug_enabled) {
395 _debug("update_rss_feed: loading filters & labels...");
398 $filters = load_filters($link, $feed, $owner_uid);
399 $labels = get_all_labels($link, $owner_uid);
401 if ($debug_enabled) {
403 _debug("update_rss_feed: " . count($filters) . " filters loaded.");
406 $items = $rss->get_items();
408 if (!is_array($items)) {
409 if ($debug_enabled) {
410 _debug("update_rss_feed: no articles found.");
413 db_query($link, "UPDATE ttrss_feeds
414 SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
416 return; // no articles
419 if ($pubsub_state != 2 && PUBSUBHUBBUB_ENABLED
) {
421 if ($debug_enabled) _debug("update_rss_feed: checking for PUSH hub...");
423 $feed_hub_url = false;
425 $links = $rss->get_links('hub');
427 if ($links && is_array($links)) {
428 foreach ($links as $l) {
434 if ($debug_enabled) _debug("update_rss_feed: feed hub url: $feed_hub_url");
436 if ($feed_hub_url && function_exists('curl_init') &&
437 !ini_get("open_basedir")) {
439 require_once 'lib/pubsubhubbub/subscriber.php';
441 $callback_url = get_self_url_prefix() .
442 "/public.php?op=pubsub&id=$feed";
444 $s = new Subscriber($feed_hub_url, $callback_url);
446 $rc = $s->subscribe($fetch_url);
449 _debug("update_rss_feed: feed hub url found, subscribe request sent.");
451 db_query($link, "UPDATE ttrss_feeds SET pubsub_state = 1
452 WHERE id = '$feed'");
456 if ($debug_enabled) {
457 _debug("update_rss_feed: processing articles...");
460 foreach ($items as $item) {
461 if ($_REQUEST['xdebug'] == 3) {
465 $entry_guid = $item->get_id();
466 if (!$entry_guid) $entry_guid = $item->get_link();
467 if (!$entry_guid) $entry_guid = make_guid_from_title($item->get_title());
469 if ($debug_enabled) {
470 _debug("update_rss_feed: guid $entry_guid");
473 if (!$entry_guid) continue;
475 $entry_guid = "$owner_uid,$entry_guid";
477 $entry_timestamp = "";
479 $entry_timestamp = strtotime($item->get_date());
481 if ($entry_timestamp == -1 ||
!$entry_timestamp ||
$entry_timestamp > time()) {
482 $entry_timestamp = time();
483 $no_orig_date = 'true';
485 $no_orig_date = 'false';
488 $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
490 if ($debug_enabled) {
491 _debug("update_rss_feed: date $entry_timestamp [$entry_timestamp_fmt]");
494 $entry_title = $item->get_title();
496 $entry_link = rewrite_relative_url($site_url, $item->get_link());
498 if ($debug_enabled) {
499 _debug("update_rss_feed: title $entry_title");
500 _debug("update_rss_feed: link $entry_link");
503 if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);;
505 $entry_content = $item->get_content();
506 if (!$entry_content) $entry_content = $item->get_description();
508 if ($_REQUEST["xdebug"] == 2) {
509 print "update_rss_feed: content: ";
510 print $entry_content;
514 $entry_comments = $item->data
["comments"];
516 if ($item->get_author()) {
517 $entry_author_item = $item->get_author();
518 $entry_author = $entry_author_item->get_name();
519 if (!$entry_author) $entry_author = $entry_author_item->get_email();
521 $entry_author = db_escape_string($link, $entry_author);
524 $entry_guid = db_escape_string($link, mb_substr($entry_guid, 0, 245));
526 $entry_comments = db_escape_string($link, mb_substr($entry_comments, 0, 245));
527 $entry_author = db_escape_string($link, mb_substr($entry_author, 0, 245));
529 $num_comments = $item->get_item_tags('http://purl.org/rss/1.0/modules/slash/', 'comments');
531 if (is_array($num_comments) && is_array($num_comments[0])) {
532 $num_comments = (int) $num_comments[0]["data"];
537 if ($debug_enabled) {
538 _debug("update_rss_feed: num_comments: $num_comments");
539 _debug("update_rss_feed: looking for tags [1]...");
542 // parse <category> entries into tags
544 $additional_tags = array();
546 $additional_tags_src = $item->get_categories();
548 if (is_array($additional_tags_src)) {
549 foreach ($additional_tags_src as $tobj) {
550 array_push($additional_tags, $tobj->get_term());
554 if ($debug_enabled) {
555 _debug("update_rss_feed: category tags:");
556 print_r($additional_tags);
559 if ($debug_enabled) {
560 _debug("update_rss_feed: looking for tags [2]...");
563 $entry_tags = array_unique($additional_tags);
565 for ($i = 0; $i < count($entry_tags); $i++
)
566 $entry_tags[$i] = mb_strtolower($entry_tags[$i], 'utf-8');
568 if ($debug_enabled) {
569 //_debug("update_rss_feed: unfiltered tags found:");
570 //print_r($entry_tags);
573 if ($debug_enabled) {
574 _debug("update_rss_feed: done collecting data.");
577 // TODO: less memory-hungry implementation
579 if ($debug_enabled) {
580 _debug("update_rss_feed: applying plugin filters..");
583 // FIXME not sure if owner_uid is a good idea here, we may have a base entry without user entry (?)
584 $result = db_query($link, "SELECT plugin_data,title,content,link,tag_cache,author FROM ttrss_entries, ttrss_user_entries
585 WHERE ref_id = id AND guid = '".db_escape_string($link, $entry_guid)."' AND owner_uid = $owner_uid");
587 if (db_num_rows($result) != 0) {
588 $entry_plugin_data = db_fetch_result($result, 0, "plugin_data");
589 $stored_article = array("title" => db_fetch_result($result, 0, "title"),
590 "content" => db_fetch_result($result, 0, "content"),
591 "link" => db_fetch_result($result, 0, "link"),
592 "tags" => explode(",", db_fetch_result($result, 0, "tag_cache")),
593 "author" => db_fetch_result($result, 0, "author"));
595 $entry_plugin_data = "";
596 $stored_article = array();
599 $article = array("owner_uid" => $owner_uid, // read only
600 "guid" => $entry_guid, // read only
601 "title" => $entry_title,
602 "content" => $entry_content,
603 "link" => $entry_link,
604 "tags" => $entry_tags,
605 "plugin_data" => $entry_plugin_data,
606 "author" => $entry_author,
607 "stored" => $stored_article);
609 foreach ($pluginhost->get_hooks($pluginhost::HOOK_ARTICLE_FILTER
) as $plugin) {
610 $article = $plugin->hook_article_filter($article);
613 $entry_tags = $article["tags"];
614 $entry_guid = db_escape_string($link, $entry_guid);
615 $entry_title = db_escape_string($link, $article["title"]);
616 $entry_author = db_escape_string($link, $article["author"]);
617 $entry_link = db_escape_string($link, $article["link"]);
618 $entry_plugin_data = db_escape_string($link, $article["plugin_data"]);
619 $entry_content = $article["content"]; // escaped below
622 if ($debug_enabled) {
623 _debug("update_rss_feed: plugin data: $entry_plugin_data");
626 if ($cache_images && is_writable(CACHE_DIR
. '/images'))
627 cache_images($entry_content, $site_url, $debug_enabled);
629 $entry_content = db_escape_string($link, $entry_content, false);
631 $content_hash = "SHA1:" . sha1($entry_content);
633 db_query($link, "BEGIN");
635 $result = db_query($link, "SELECT id FROM ttrss_entries
636 WHERE guid = '$entry_guid'");
638 if (db_num_rows($result) == 0) {
640 if ($debug_enabled) {
641 _debug("update_rss_feed: base guid [$entry_guid] not found");
644 // base post entry does not exist, create it
646 $result = db_query($link,
647 "INSERT INTO ttrss_entries
666 '$entry_timestamp_fmt',
672 '$date_feed_processed',
675 '$entry_plugin_data',
678 $article_labels = array();
681 // we keep encountering the entry in feeds, so we need to
682 // update date_updated column so that we don't get horrible
683 // dupes when the entry gets purged and reinserted again e.g.
684 // in the case of SLOW SLOW OMG SLOW updating feeds
686 $base_entry_id = db_fetch_result($result, 0, "id");
688 db_query($link, "UPDATE ttrss_entries SET date_updated = NOW()
689 WHERE id = '$base_entry_id'");
691 $article_labels = get_article_labels($link, $base_entry_id, $owner_uid);
694 // now it should exist, if not - bad luck then
696 $result = db_query($link, "SELECT
697 id,content_hash,no_orig_date,title,plugin_data,
698 ".SUBSTRING_FOR_DATE
."(date_updated,1,19) as date_updated,
699 ".SUBSTRING_FOR_DATE
."(updated,1,19) as updated,
703 WHERE guid = '$entry_guid'");
708 if (db_num_rows($result) == 1) {
710 if ($debug_enabled) {
711 _debug("update_rss_feed: base guid [$entry_guid] found, checking for user record");
714 // this will be used below in update handler
715 $orig_content_hash = db_fetch_result($result, 0, "content_hash");
716 $orig_title = db_fetch_result($result, 0, "title");
717 $orig_num_comments = db_fetch_result($result, 0, "num_comments");
718 $orig_date_updated = strtotime(db_fetch_result($result,
720 $orig_plugin_data = db_fetch_result($result, 0, "plugin_data");
722 $ref_id = db_fetch_result($result, 0, "id");
723 $entry_ref_id = $ref_id;
725 // check for user post link to main table
727 // do we allow duplicate posts with same GUID in different feeds?
728 if (get_pref($link, "ALLOW_DUPLICATE_POSTS", $owner_uid, false)) {
729 $dupcheck_qpart = "AND (feed_id = '$feed' OR feed_id IS NULL)";
731 $dupcheck_qpart = "";
734 /* Collect article tags here so we could filter by them: */
736 $article_filters = get_article_filters($filters, $entry_title,
737 $entry_content, $entry_link, $entry_timestamp, $entry_author,
740 if ($debug_enabled) {
741 _debug("update_rss_feed: article filters: ");
742 if (count($article_filters) != 0) {
743 print_r($article_filters);
747 if (find_article_filter($article_filters, "filter")) {
748 db_query($link, "COMMIT"); // close transaction in progress
752 $score = calculate_article_score($article_filters);
754 if ($debug_enabled) {
755 _debug("update_rss_feed: initial score: $score");
758 $query = "SELECT ref_id, int_id FROM ttrss_user_entries WHERE
759 ref_id = '$ref_id' AND owner_uid = '$owner_uid'
762 // if ($_REQUEST["xdebug"]) print "$query\n";
764 $result = db_query($link, $query);
766 // okay it doesn't exist - create user entry
767 if (db_num_rows($result) == 0) {
769 if ($debug_enabled) {
770 _debug("update_rss_feed: user record not found, creating...");
773 if ($score >= -500 && !find_article_filter($article_filters, 'catchup')) {
775 $last_read_qpart = 'NULL';
778 $last_read_qpart = 'NOW()';
781 if (find_article_filter($article_filters, 'mark') ||
$score > 1000) {
787 if (find_article_filter($article_filters, 'publish')) {
790 $published = 'false';
795 if (DB_TYPE
== "pgsql" and defined('_NGRAM_TITLE_DUPLICATE_THRESHOLD')) {
797 $result = db_query($link, "SELECT COUNT(*) AS similar FROM
798 ttrss_entries,ttrss_user_entries
799 WHERE ref_id = id AND updated >= NOW() - INTERVAL '7 day'
800 AND similarity(title, '$entry_title') >= "._NGRAM_TITLE_DUPLICATE_THRESHOLD
."
801 AND owner_uid = $owner_uid");
803 $ngram_similar = db_fetch_result($result, 0, "similar");
805 if ($debug_enabled) {
806 _debug("update_rss_feed: N-gram similar results: $ngram_similar");
809 if ($ngram_similar > 0) {
814 $last_marked = ($marked == 'true') ?
'NOW()' : 'NULL';
815 $last_published = ($published == 'true') ?
'NOW()' : 'NULL';
817 $result = db_query($link,
818 "INSERT INTO ttrss_user_entries
819 (ref_id, owner_uid, feed_id, unread, last_read, marked,
820 published, score, tag_cache, label_cache, uuid,
821 last_marked, last_published)
822 VALUES ('$ref_id', '$owner_uid', '$feed', $unread,
823 $last_read_qpart, $marked, $published, '$score', '', '',
824 '', $last_marked, $last_published)");
826 if (PUBSUBHUBBUB_HUB
&& $published == 'true') {
827 $rss_link = get_self_url_prefix() .
828 "/public.php?op=rss&id=-2&key=" .
829 get_feed_access_key($link, -2, false, $owner_uid);
831 $p = new Publisher(PUBSUBHUBBUB_HUB
);
833 $pubsub_result = $p->publish_update($rss_link);
836 $result = db_query($link,
837 "SELECT int_id FROM ttrss_user_entries WHERE
838 ref_id = '$ref_id' AND owner_uid = '$owner_uid' AND
839 feed_id = '$feed' LIMIT 1");
841 if (db_num_rows($result) == 1) {
842 $entry_int_id = db_fetch_result($result, 0, "int_id");
845 if ($debug_enabled) {
846 _debug("update_rss_feed: user record FOUND");
849 $entry_ref_id = db_fetch_result($result, 0, "ref_id");
850 $entry_int_id = db_fetch_result($result, 0, "int_id");
853 if ($debug_enabled) {
854 _debug("update_rss_feed: RID: $entry_ref_id, IID: $entry_int_id");
857 $post_needs_update = false;
858 $update_insignificant = false;
860 if ($orig_num_comments != $num_comments) {
861 $post_needs_update = true;
862 $update_insignificant = true;
865 if ($entry_plugin_data != $orig_plugin_data) {
866 $post_needs_update = true;
867 $update_insignificant = true;
870 if ($content_hash != $orig_content_hash) {
871 $post_needs_update = true;
872 $update_insignificant = false;
875 if (db_escape_string($link, $orig_title) != $entry_title) {
876 $post_needs_update = true;
877 $update_insignificant = false;
880 // if post needs update, update it and mark all user entries
881 // linking to this post as updated
882 if ($post_needs_update) {
884 if (defined('DAEMON_EXTENDED_DEBUG')) {
885 _debug("update_rss_feed: post $entry_guid needs update...");
888 // print "<!-- post $orig_title needs update : $post_needs_update -->";
890 db_query($link, "UPDATE ttrss_entries
891 SET title = '$entry_title', content = '$entry_content',
892 content_hash = '$content_hash',
893 updated = '$entry_timestamp_fmt',
894 num_comments = '$num_comments',
895 plugin_data = '$entry_plugin_data'
896 WHERE id = '$ref_id'");
898 if (!$update_insignificant) {
899 if ($mark_unread_on_update) {
900 db_query($link, "UPDATE ttrss_user_entries
901 SET last_read = null, unread = true WHERE ref_id = '$ref_id'");
907 db_query($link, "COMMIT");
909 if ($debug_enabled) {
910 _debug("update_rss_feed: assigning labels...");
913 assign_article_to_label_filters($link, $entry_ref_id, $article_filters,
914 $owner_uid, $article_labels);
916 if ($debug_enabled) {
917 _debug("update_rss_feed: looking for enclosures...");
922 $enclosures = array();
924 $encs = $item->get_enclosures();
926 if (is_array($encs)) {
927 foreach ($encs as $e) {
929 $e->link
, $e->type
, $e->length
);
930 array_push($enclosures, $e_item);
934 if ($debug_enabled) {
935 _debug("update_rss_feed: article enclosures:");
936 print_r($enclosures);
939 db_query($link, "BEGIN");
941 foreach ($enclosures as $enc) {
942 $enc_url = db_escape_string($link, $enc[0]);
943 $enc_type = db_escape_string($link, $enc[1]);
944 $enc_dur = db_escape_string($link, $enc[2]);
946 $result = db_query($link, "SELECT id FROM ttrss_enclosures
947 WHERE content_url = '$enc_url' AND post_id = '$entry_ref_id'");
949 if (db_num_rows($result) == 0) {
950 db_query($link, "INSERT INTO ttrss_enclosures
951 (content_url, content_type, title, duration, post_id) VALUES
952 ('$enc_url', '$enc_type', '', '$enc_dur', '$entry_ref_id')");
956 db_query($link, "COMMIT");
958 // check for manual tags (we have to do it here since they're loaded from filters)
960 foreach ($article_filters as $f) {
961 if ($f["type"] == "tag") {
963 $manual_tags = trim_array(explode(",", $f["param"]));
965 foreach ($manual_tags as $tag) {
966 if (tag_is_valid($tag)) {
967 array_push($entry_tags, $tag);
975 $boring_tags = trim_array(explode(",", mb_strtolower(get_pref($link,
976 'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8')));
978 $filtered_tags = array();
979 $tags_to_cache = array();
981 if ($entry_tags && is_array($entry_tags)) {
982 foreach ($entry_tags as $tag) {
983 if (array_search($tag, $boring_tags) === false) {
984 array_push($filtered_tags, $tag);
989 $filtered_tags = array_unique($filtered_tags);
991 if ($debug_enabled) {
992 _debug("update_rss_feed: filtered article tags:");
993 print_r($filtered_tags);
996 // Save article tags in the database
998 if (count($filtered_tags) > 0) {
1000 db_query($link, "BEGIN");
1002 foreach ($filtered_tags as $tag) {
1004 $tag = sanitize_tag($tag);
1005 $tag = db_escape_string($link, $tag);
1007 if (!tag_is_valid($tag)) continue;
1009 $result = db_query($link, "SELECT id FROM ttrss_tags
1010 WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND
1011 owner_uid = '$owner_uid' LIMIT 1");
1013 if ($result && db_num_rows($result) == 0) {
1015 db_query($link, "INSERT INTO ttrss_tags
1016 (owner_uid,tag_name,post_int_id)
1017 VALUES ('$owner_uid','$tag', '$entry_int_id')");
1020 array_push($tags_to_cache, $tag);
1023 /* update the cache */
1025 $tags_to_cache = array_unique($tags_to_cache);
1027 $tags_str = db_escape_string($link, join(",", $tags_to_cache));
1029 db_query($link, "UPDATE ttrss_user_entries
1030 SET tag_cache = '$tags_str' WHERE ref_id = '$entry_ref_id'
1031 AND owner_uid = $owner_uid");
1033 db_query($link, "COMMIT");
1036 if (get_pref($link, "AUTO_ASSIGN_LABELS", $owner_uid, false)) {
1037 if ($debug_enabled) {
1038 _debug("update_rss_feed: auto-assigning labels...");
1041 foreach ($labels as $label) {
1042 $caption = preg_quote($label["caption"]);
1044 if ($caption && preg_match("/\b$caption\b/i", "$tags_str " . strip_tags($entry_content) . " $entry_title")) {
1045 if (!labels_contains_caption($article_labels, $caption)) {
1046 label_add_article($link, $entry_ref_id, $caption, $owner_uid);
1052 if ($debug_enabled) {
1053 _debug("update_rss_feed: article processed");
1057 if (!$last_updated) {
1058 if ($debug_enabled) {
1059 _debug("update_rss_feed: new feed, catching it up...");
1061 catchup_feed($link, $feed, false, $owner_uid);
1064 if ($debug_enabled) {
1065 _debug("purging feed...");
1068 purge_feed($link, $feed, 0, $debug_enabled);
1070 db_query($link, "UPDATE ttrss_feeds
1071 SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
1073 // db_query($link, "COMMIT");
1077 $error_msg = db_escape_string($link, mb_substr($rss->error(), 0, 245));
1079 if ($debug_enabled) {
1080 _debug("update_rss_feed: error fetching feed: $error_msg");
1084 "UPDATE ttrss_feeds SET last_error = '$error_msg',
1085 last_updated = NOW() WHERE id = '$feed'");
1090 if ($debug_enabled) {
1091 _debug("update_rss_feed: done");
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_lock_files($debug) {
1140 if ($debug) _debug("Removing old lock files...");
1144 if (is_writable(LOCK_DIRECTORY
)) {
1145 $files = glob(LOCK_DIRECTORY
. "/*.lock");
1148 foreach ($files as $file) {
1149 if (!file_is_locked($file) && time() - filemtime($file) > 86400*2) {
1157 if ($debug) _debug("Removed $num_deleted files.");
1160 function expire_cached_files($debug) {
1161 foreach (array("simplepie", "images", "export") as $dir) {
1162 $cache_dir = CACHE_DIR
. "/$dir";
1164 if ($debug) _debug("Expiring $cache_dir");
1168 if (is_writable($cache_dir)) {
1169 $files = glob("$cache_dir/*");
1172 foreach ($files as $file) {
1173 if (time() - filemtime($file) > 86400*7) {
1182 if ($debug) _debug("Removed $num_deleted files.");
1187 * Source: http://www.php.net/manual/en/function.parse-url.php#104527
1188 * Returns the url query as associative array
1190 * @param string query
1191 * @return array params
1193 function convertUrlQuery($query) {
1194 $queryParts = explode('&', $query);
1198 foreach ($queryParts as $param) {
1199 $item = explode('=', $param);
1200 $params[$item[0]] = $item[1];
1206 function get_article_filters($filters, $title, $content, $link, $timestamp, $author, $tags) {
1209 foreach ($filters as $filter) {
1210 $match_any_rule = $filter["match_any_rule"];
1211 $inverse = $filter["inverse"];
1212 $filter_match = false;
1214 foreach ($filter["rules"] as $rule) {
1216 $reg_exp = $rule["reg_exp"];
1217 $rule_inverse = $rule["inverse"];
1222 switch ($rule["type"]) {
1224 $match = @preg_match
("/$reg_exp/i", $title);
1227 // we don't need to deal with multiline regexps
1228 $content = preg_replace("/[\r\n\t]/", "", $content);
1230 $match = @preg_match
("/$reg_exp/i", $content);
1233 // we don't need to deal with multiline regexps
1234 $content = preg_replace("/[\r\n\t]/", "", $content);
1236 $match = (@preg_match
("/$reg_exp/i", $title) || @preg_match
("/$reg_exp/i", $content));
1239 $match = @preg_match
("/$reg_exp/i", $link);
1242 $match = @preg_match
("/$reg_exp/i", $author);
1245 $tag_string = join(",", $tags);
1246 $match = @preg_match
("/$reg_exp/i", $tag_string);
1250 if ($rule_inverse) $match = !$match;
1252 if ($match_any_rule) {
1254 $filter_match = true;
1258 $filter_match = $match;
1265 if ($inverse) $filter_match = !$filter_match;
1267 if ($filter_match) {
1268 foreach ($filter["actions"] AS $action) {
1269 array_push($matches, $action);
1277 function find_article_filter($filters, $filter_name) {
1278 foreach ($filters as $f) {
1279 if ($f["type"] == $filter_name) {
1286 function find_article_filters($filters, $filter_name) {
1289 foreach ($filters as $f) {
1290 if ($f["type"] == $filter_name) {
1291 array_push($results, $f);
1297 function calculate_article_score($filters) {
1300 foreach ($filters as $f) {
1301 if ($f["type"] == "score") {
1302 $score +
= $f["param"];
1308 function labels_contains_caption($labels, $caption) {
1309 foreach ($labels as $label) {
1310 if ($label[1] == $caption) {
1318 function assign_article_to_label_filters($link, $id, $filters, $owner_uid, $article_labels) {
1319 foreach ($filters as $f) {
1320 if ($f["type"] == "label") {
1321 if (!labels_contains_caption($article_labels, $f["param"])) {
1322 label_add_article($link, $id, $f["param"], $owner_uid);
1328 function make_guid_from_title($title) {
1329 return preg_replace("/[ \"\',.:;]/", "-",
1330 mb_strtolower(strip_tags($title), 'utf-8'));