<?php define('DAEMON_UPDATE_LOGIN_LIMIT', 30); define('DAEMON_FEED_LIMIT', 100); define('DAEMON_SLEEP_INTERVAL', 120); function update_feedbrowser_cache($link) { $result = db_query($link, "SELECT feed_url, site_url, title, COUNT(id) AS subscribers FROM ttrss_feeds WHERE (SELECT COUNT(id) = 0 FROM ttrss_feeds AS tf WHERE tf.feed_url = ttrss_feeds.feed_url AND (private IS true OR auth_login != '' OR auth_pass != '' OR feed_url LIKE '%:%@%/%')) GROUP BY feed_url, site_url, title ORDER BY subscribers DESC LIMIT 1000"); db_query($link, "BEGIN"); db_query($link, "DELETE FROM ttrss_feedbrowser_cache"); $count = 0; while ($line = db_fetch_assoc($result)) { $subscribers = db_escape_string($line["subscribers"]); $feed_url = db_escape_string($line["feed_url"]); $title = db_escape_string($line["title"]); $site_url = db_escape_string($line["site_url"]); $tmp_result = db_query($link, "SELECT subscribers FROM ttrss_feedbrowser_cache WHERE feed_url = '$feed_url'"); if (db_num_rows($tmp_result) == 0) { db_query($link, "INSERT INTO ttrss_feedbrowser_cache (feed_url, site_url, title, subscribers) VALUES ('$feed_url', '$site_url', '$title', '$subscribers')"); ++$count; } } db_query($link, "COMMIT"); return $count; } /** * Update a feed batch. * Used by daemons to update n feeds by run. * Only update feed needing a update, and not being processed * by another process. * * @param mixed $link Database link * @param integer $limit Maximum number of feeds in update batch. Default to DAEMON_FEED_LIMIT. * @param boolean $from_http Set to true if you call this function from http to disable cli specific code. * @param boolean $debug Set to false to disable debug output. Default to true. * @return void */ function update_daemon_common($link, $limit = DAEMON_FEED_LIMIT, $from_http = false, $debug = true) { // Process all other feeds using last_updated and interval parameters define('PREFS_NO_CACHE', true); // Test if the user has loggued in recently. If not, it does not update its feeds. if (!SINGLE_USER_MODE && DAEMON_UPDATE_LOGIN_LIMIT > 0) { if (DB_TYPE == "pgsql") { $login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT." days'"; } else { $login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT." DAY)"; } } else { $login_thresh_qpart = ""; } // Test if the feed need a update (update interval exceded). if (DB_TYPE == "pgsql") { $update_limit_qpart = "AND (( ttrss_feeds.update_interval = 0 AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL) ) OR ( ttrss_feeds.update_interval > 0 AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL) ) OR ttrss_feeds.last_updated IS NULL OR last_updated = '1970-01-01 00:00:00')"; } else { $update_limit_qpart = "AND (( ttrss_feeds.update_interval = 0 AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE) ) OR ( ttrss_feeds.update_interval > 0 AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE) ) OR ttrss_feeds.last_updated IS NULL OR last_updated = '1970-01-01 00:00:00')"; } // Test if feed is currently being updated by another process. if (DB_TYPE == "pgsql") { $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '5 minutes')"; } else { $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 5 MINUTE))"; } // Test if there is a limit to number of updated feeds $query_limit = ""; if($limit) $query_limit = sprintf("LIMIT %d", $limit); $random_qpart = sql_random_function(); // We search for feed needing update. $result = db_query($link, "SELECT ttrss_feeds.feed_url,ttrss_feeds.id, ttrss_feeds.owner_uid, ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated, ttrss_feeds.update_interval FROM ttrss_feeds, ttrss_users, ttrss_user_prefs WHERE ttrss_feeds.owner_uid = ttrss_users.id AND ttrss_users.id = ttrss_user_prefs.owner_uid AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL' $login_thresh_qpart $update_limit_qpart $updstart_thresh_qpart ORDER BY $random_qpart $query_limit"); $user_prefs_cache = array(); if($debug) _debug(sprintf("Scheduled %d feeds to update...\n", db_num_rows($result))); // Here is a little cache magic in order to minimize risk of double feed updates. $feeds_to_update = array(); while ($line = db_fetch_assoc($result)) { $feeds_to_update[$line['id']] = $line; } // We update the feed last update started date before anything else. // There is no lag due to feed contents downloads // It prevent an other process to update the same feed. $feed_ids = array_keys($feeds_to_update); if($feed_ids) { db_query($link, sprintf("UPDATE ttrss_feeds SET last_update_started = NOW() WHERE id IN (%s)", implode(',', $feed_ids))); } expire_cached_files($debug); // For each feed, we call the feed update function. while ($line = array_pop($feeds_to_update)) { if($debug) _debug("Feed: " . $line["feed_url"] . ", " . $line["last_updated"]); update_rss_feed($link, $line["id"], true); sleep(1); // prevent flood (FIXME make this an option?) } // Send feed digests by email if needed. send_headlines_digests($link, $debug); } // function update_daemon_common function update_rss_feed($link, $feed, $ignore_daemon = false, $no_cache = false, $override_url = false) { require_once "lib/simplepie/simplepie.inc"; require_once "lib/magpierss/rss_fetch.inc"; require_once 'lib/magpierss/rss_utils.inc'; $debug_enabled = defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']; if (!$_REQUEST["daemon"] && !$ignore_daemon) { return false; } if ($debug_enabled) { _debug("update_rss_feed: start"); } if (!$ignore_daemon) { if (DB_TYPE == "pgsql") { $updstart_thresh_qpart = "(ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '120 seconds')"; } else { $updstart_thresh_qpart = "(ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 120 SECOND))"; } $result = db_query($link, "SELECT id,update_interval,auth_login, auth_pass,cache_images,update_method,last_updated FROM ttrss_feeds WHERE id = '$feed' AND $updstart_thresh_qpart"); } else { $result = db_query($link, "SELECT id,update_interval,auth_login, feed_url,auth_pass,cache_images,update_method,last_updated, mark_unread_on_update, owner_uid, update_on_checksum_change, pubsub_state FROM ttrss_feeds WHERE id = '$feed'"); } if (db_num_rows($result) == 0) { if ($debug_enabled) { _debug("update_rss_feed: feed $feed NOT FOUND/SKIPPED"); } return false; } $update_method = db_fetch_result($result, 0, "update_method"); $last_updated = db_fetch_result($result, 0, "last_updated"); $owner_uid = db_fetch_result($result, 0, "owner_uid"); $mark_unread_on_update = sql_bool_to_bool(db_fetch_result($result, 0, "mark_unread_on_update")); $update_on_checksum_change = sql_bool_to_bool(db_fetch_result($result, 0, "update_on_checksum_change")); $pubsub_state = db_fetch_result($result, 0, "pubsub_state"); db_query($link, "UPDATE ttrss_feeds SET last_update_started = NOW() WHERE id = '$feed'"); $auth_login = db_fetch_result($result, 0, "auth_login"); $auth_pass = db_fetch_result($result, 0, "auth_pass"); if ($update_method == 0) $update_method = DEFAULT_UPDATE_METHOD + 1; // 1 - Magpie // 2 - SimplePie // 3 - Twitter OAuth if ($update_method == 2) $use_simplepie = true; else $use_simplepie = false; if ($debug_enabled) { _debug("update method: $update_method (feed setting: $update_method) (use simplepie: $use_simplepie)\n"); } if ($update_method == 1) { $auth_login = urlencode($auth_login); $auth_pass = urlencode($auth_pass); } $cache_images = sql_bool_to_bool(db_fetch_result($result, 0, "cache_images")); $fetch_url = db_fetch_result($result, 0, "feed_url"); $feed = db_escape_string($feed); if ($auth_login && $auth_pass ){ $url_parts = array(); preg_match("/(^[^:]*):\/\/(.*)/", $fetch_url, $url_parts); if ($url_parts[1] && $url_parts[2]) { $fetch_url = $url_parts[1] . "://$auth_login:$auth_pass@" . $url_parts[2]; } } if ($override_url) $fetch_url = $override_url; if ($debug_enabled) { _debug("update_rss_feed: fetching [$fetch_url]..."); } // Ignore cache if new feed or manual update. $cache_age = (is_null($last_updated) || $last_updated == '1970-01-01 00:00:00') ? -1 : get_feed_update_interval($link, $feed) * 60; if ($update_method == 1) { define('MAGPIE_CACHE_AGE', $cache_age); define('MAGPIE_CACHE_ON', !$no_cache); define('MAGPIE_FETCH_TIME_OUT', 60); define('MAGPIE_CACHE_DIR', CACHE_DIR . "/magpie"); $rss = @fetch_rss($fetch_url); } else { $simplepie_cache_dir = CACHE_DIR . "/simplepie"; if (!is_dir($simplepie_cache_dir)) { mkdir($simplepie_cache_dir); } $rss = new SimplePie(); $rss->set_useragent(SELF_USER_AGENT); # $rss->set_timeout(10); $rss->set_feed_url($fetch_url); $rss->set_output_encoding('UTF-8'); //$rss->force_feed(true); if ($debug_enabled) { _debug("feed update interval (sec): " . get_feed_update_interval($link, $feed)*60); } $rss->enable_cache(!$no_cache); if (!$no_cache) { $rss->set_cache_location($simplepie_cache_dir); $rss->set_cache_duration($cache_age); } $rss->init(); } // print_r($rss); if ($debug_enabled) { _debug("update_rss_feed: fetch done, parsing..."); } $feed = db_escape_string($feed); if ($update_method == 2) { $fetch_ok = !$rss->error(); } else { $fetch_ok = !!$rss; } if ($fetch_ok) { if ($debug_enabled) { _debug("update_rss_feed: processing feed data..."); } // db_query($link, "BEGIN"); if (DB_TYPE == "pgsql") { $favicon_interval_qpart = "favicon_last_checked < NOW() - INTERVAL '12 hour'"; } else { $favicon_interval_qpart = "favicon_last_checked < DATE_SUB(NOW(), INTERVAL 12 HOUR)"; } $result = db_query($link, "SELECT title,icon_url,site_url,owner_uid, (favicon_last_checked IS NULL OR $favicon_interval_qpart) AS favicon_needs_check FROM ttrss_feeds WHERE id = '$feed'"); $registered_title = db_fetch_result($result, 0, "title"); $orig_icon_url = db_fetch_result($result, 0, "icon_url"); $orig_site_url = db_fetch_result($result, 0, "site_url"); $favicon_needs_check = sql_bool_to_bool(db_fetch_result($result, 0, "favicon_needs_check")); $owner_uid = db_fetch_result($result, 0, "owner_uid"); if ($use_simplepie) { $site_url = db_escape_string(trim($rss->get_link())); } else { $site_url = db_escape_string(trim($rss->channel["link"])); } // weird, weird Magpie if (!$use_simplepie) { if (!$site_url) $site_url = db_escape_string($rss->channel["link_"]); } $site_url = rewrite_relative_url($fetch_url, $site_url); $site_url = substr($site_url, 0, 250); if ($debug_enabled) { _debug("update_rss_feed: checking favicon..."); } if ($favicon_needs_check) { check_feed_favicon($site_url, $feed, $link); db_query($link, "UPDATE ttrss_feeds SET favicon_last_checked = NOW() WHERE id = '$feed'"); } if (!$registered_title || $registered_title == "[Unknown]") { if ($use_simplepie) { $feed_title = db_escape_string($rss->get_title()); } else { $feed_title = db_escape_string($rss->channel["title"]); } if ($debug_enabled) { _debug("update_rss_feed: registering title: $feed_title"); } db_query($link, "UPDATE ttrss_feeds SET title = '$feed_title' WHERE id = '$feed'"); } if ($site_url && $orig_site_url != $site_url) { db_query($link, "UPDATE ttrss_feeds SET site_url = '$site_url' WHERE id = '$feed'"); } // print "I: " . $rss->channel["image"]["url"]; if (!$use_simplepie) { $icon_url = db_escape_string(trim($rss->image["url"])); } else { $icon_url = db_escape_string(trim($rss->get_image_url())); } $icon_url = rewrite_relative_url($fetch_url, $icon_url); $icon_url = substr($icon_url, 0, 250); if ($icon_url && $orig_icon_url != $icon_url) { db_query($link, "UPDATE ttrss_feeds SET icon_url = '$icon_url' WHERE id = '$feed'"); } if ($debug_enabled) { _debug("update_rss_feed: loading filters..."); } $filters = load_filters($link, $feed, $owner_uid); // if ($debug_enabled) { // print_r($filters); // } if ($use_simplepie) { $iterator = $rss->get_items(); } else { $iterator = $rss->items; if (!$iterator || !is_array($iterator)) $iterator = $rss->entries; if (!$iterator || !is_array($iterator)) $iterator = $rss; } if (!is_array($iterator)) { /* db_query($link, "UPDATE ttrss_feeds SET last_error = 'Parse error: can\'t find any articles.' WHERE id = '$feed'"); */ // clear any errors and mark feed as updated if fetched okay // even if it's blank if ($debug_enabled) { _debug("update_rss_feed: entry iterator is not an array, no articles?"); } db_query($link, "UPDATE ttrss_feeds SET last_updated = NOW(), last_error = '' WHERE id = '$feed'"); return; // no articles } if ($pubsub_state != 2 && PUBSUBHUBBUB_ENABLED) { if ($debug_enabled) _debug("update_rss_feed: checking for PUSH hub..."); $feed_hub_url = false; if ($use_simplepie) { $links = $rss->get_links('hub'); if ($links && is_array($links)) { foreach ($links as $l) { $feed_hub_url = $l; break; } } } else { $atom = $rss->channel['atom']; if ($atom) { if ($atom['link@rel'] == 'hub') { $feed_hub_url = $atom['link@href']; } if (!$feed_hub_url && $atom['link#'] > 1) { for ($i = 2; $i <= $atom['link#']; $i++) { if ($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); } # sanitize content $entry_content = sanitize_article_content($entry_content); $entry_title = sanitize_article_content($entry_title); 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, $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); } } 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 ($debug_enabled) { _debug("update_rss_feed: assigning labels..."); } assign_article_to_labels($link, $entry_ref_id, $article_filters, $owner_uid); if ($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 ($debug_enabled) { _debug("update_rss_feed: article processed"); } } if (!$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; } ?>