]> git.wh0rd.org - tt-rss.git/blobdiff - include/rssfuncs.php
set_basic_feed_info: fix missing column
[tt-rss.git] / include / rssfuncs.php
old mode 100644 (file)
new mode 100755 (executable)
index cec44cd..af4762c
 
        } // function update_daemon_common
 
+       // this is used when subscribing
+       function set_basic_feed_info($feed) {
+
+               $feed = db_escape_string($feed);
+
+               $result = db_query("SELECT feed_url,auth_pass,auth_login,auth_pass_encrypted
+                                       FROM ttrss_feeds WHERE id = '$feed'");
+
+               $auth_pass_encrypted = sql_bool_to_bool(db_fetch_result($result,
+                       0, "auth_pass_encrypted"));
+
+               $auth_login = db_fetch_result($result, 0, "auth_login");
+               $auth_pass = db_fetch_result($result, 0, "auth_pass");
+
+               if ($auth_pass_encrypted) {
+                       require_once "crypt.php";
+                       $auth_pass = decrypt_string($auth_pass);
+               }
+
+               $fetch_url = db_fetch_result($result, 0, "feed_url");
+
+               $feed_data = fetch_file_contents($fetch_url, false,
+                       $auth_login, $auth_pass, false,
+                       FEED_FETCH_TIMEOUT_TIMEOUT,
+                       0);
+
+               global $fetch_curl_used;
+
+               if (!$fetch_curl_used) {
+                       $tmp = @gzdecode($feed_data);
+
+                       if ($tmp) $feed_data = $tmp;
+               }
+
+               $feed_data = trim($feed_data);
+
+               $rss = new FeedParser($feed_data);
+               $rss->init();
+
+               if (!$rss->error()) {
+
+                       $result = db_query("SELECT title, site_url FROM ttrss_feeds WHERE id = '$feed'");
+
+                       $registered_title = db_fetch_result($result, 0, "title");
+                       $orig_site_url = db_fetch_result($result, 0, "site_url");
+
+                       $site_url = db_escape_string(mb_substr(rewrite_relative_url($fetch_url, $rss->get_link()), 0, 245));
+                       $feed_title = db_escape_string(mb_substr($rss->get_title(), 0, 199));
+
+                       if ($feed_title && (!$registered_title || $registered_title == "[Unknown]")) {
+                               db_query("UPDATE ttrss_feeds SET
+                                       title = '$feed_title' WHERE id = '$feed'");
+                       }
+
+                       if ($site_url && $orig_site_url != $site_url) {
+                               db_query("UPDATE ttrss_feeds SET
+                                                       site_url = '$site_url' WHERE id = '$feed'");
+                       }
+               }
+       }
+
        // ignore_daemon is not used
        function update_rss_feed($feed, $ignore_daemon = false, $no_cache = false, $rss = false) {
 
                _debug_suppress(!$debug_enabled);
                _debug("start", $debug_enabled);
 
+               $result = db_query("SELECT title FROM ttrss_feeds
+                       WHERE id = '$feed'");
+               $title = db_fetch_result($result, 0, "title");
+
+               // feed was batch-subscribed or something, we need to get basic info
+               // this is not optimal currently as it fetches stuff separately TODO: optimize
+               if ($title == "[Unknown]") {
+                       _debug("setting basic feed info for $feed...");
+                       set_basic_feed_info($feed);
+               }
+
                $result = db_query("SELECT id,update_interval,auth_login,
                        feed_url,auth_pass,cache_images,
                        mark_unread_on_update, owner_uid,
                        pubsub_state, auth_pass_encrypted,
+                       feed_language,
                        (SELECT max(date_entered) FROM
                                ttrss_entries, ttrss_user_entries where ref_id = id AND feed_id = '$feed') AS last_article_timestamp
                        FROM ttrss_feeds WHERE id = '$feed'");
 
                $cache_images = sql_bool_to_bool(db_fetch_result($result, 0, "cache_images"));
                $fetch_url = db_fetch_result($result, 0, "feed_url");
+               $feed_language = db_escape_string(mb_strtolower(db_fetch_result($result, 0, "feed_language")));
+               if (!$feed_language) $feed_language = 'english';
 
                $feed = db_escape_string($feed);
 
 
                                _debug("fetch done.", $debug_enabled);
 
-                               /* if ($feed_data) {
-                                       $error = verify_feed_xml($feed_data);
-
-                                       if ($error) {
-                                               _debug("error verifying XML, code: " . $error->code, $debug_enabled);
-
-                                               if ($error->code == 26) {
-                                                       _debug("got error 26, trying to decode entities...", $debug_enabled);
-
-                                                       $feed_data = html_entity_decode($feed_data, ENT_COMPAT, 'UTF-8');
-
-                                                       $error = verify_feed_xml($feed_data);
-
-                                                       if ($error) $feed_data = '';
-                                               }
-                                       }
-                               } */
-
                                // cache vanilla feed data for re-use
                                if ($feed_data && !$auth_pass && !$auth_login && is_writable(CACHE_DIR . "/simplepie")) {
                                        $new_rss_hash = sha1($feed_data);
                        $rss->init();
                }
 
-               if (DETECT_ARTICLE_LANGUAGE) {
-                       require_once "lib/languagedetect/LanguageDetect.php";
-
-                       $lang = new Text_LanguageDetect();
-                       $lang->setNameMode(2);
-               }
-
 //             print_r($rss);
 
                $feed = db_escape_string($feed);
                        // We use local pluginhost here because we need to load different per-user feed plugins
                        $pluginhost->run_hooks(PluginHost::HOOK_FEED_PARSED, "hook_feed_parsed", $rss);
 
+                       _debug("language: $feed_language", $debug_enabled);
                        _debug("processing feed data...", $debug_enabled);
 
 //                     db_query("BEGIN");
                                $favicon_interval_qpart = "favicon_last_checked < DATE_SUB(NOW(), INTERVAL 12 HOUR)";
                        }
 
-                       $result = db_query("SELECT title,site_url,owner_uid,favicon_avg_color,
+                       $result = db_query("SELECT owner_uid,favicon_avg_color,
                                (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");
-                       $orig_site_url = db_fetch_result($result, 0, "site_url");
                        $favicon_needs_check = sql_bool_to_bool(db_fetch_result($result, 0,
                                "favicon_needs_check"));
                        $favicon_avg_color = db_fetch_result($result, 0, "favicon_avg_color");
                                        WHERE id = '$feed'");
                        }
 
-                       if (!$registered_title || $registered_title == "[Unknown]") {
-
-                               $feed_title = db_escape_string($rss->get_title());
-
-                               if ($feed_title) {
-                                       _debug("registering title: $feed_title", $debug_enabled);
-
-                                       db_query("UPDATE ttrss_feeds SET
-                                               title = '$feed_title' WHERE id = '$feed'");
-                               }
-                       }
-
-                       if ($site_url && $orig_site_url != $site_url) {
-                               db_query("UPDATE ttrss_feeds SET
-                                       site_url = '$site_url' WHERE id = '$feed'");
-                       }
-
                        _debug("loading filters & labels...", $debug_enabled);
 
                        $filters = load_filters($feed, $owner_uid);
-                       $labels = get_all_labels($owner_uid);
 
                        _debug("" . count($filters) . " filters loaded.", $debug_enabled);
 
 
                        _debug("processing articles...", $debug_enabled);
 
+                       $tstart = time();
+
                        foreach ($items as $item) {
                                if ($_REQUEST['xdebug'] == 3) {
                                        print_r($item);
                                }
 
+                               if (ini_get("max_execution_time") > 0 && time() - $tstart >= ini_get("max_execution_time") * 0.7) {
+                                       _debug("looks like there's too many articles to process at once, breaking out", $debug_enabled);
+                                       break;
+                               }
+
                                $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());
                                        print "\n";
                                }
 
-                               $entry_language = "";
-
-                               if (DETECT_ARTICLE_LANGUAGE) {
-                                       $entry_language = $lang->detect($entry_title . " " . $entry_content, 1);
-
-                                       if (count($entry_language) > 0) {
-                                               $possible = array_keys($entry_language);
-                                               $entry_language = $possible[0];
-
-                                               _debug("detected language: $entry_language", $debug_enabled);
-                                       } else {
-                                               $entry_language = "";
-                                       }
-                               }
-
                                $entry_comments = $item->get_comments_url();
                                $entry_author = $item->get_author();
 
 
                                _debug("done collecting data.", $debug_enabled);
 
-                               $result = db_query("SELECT id, content_hash FROM ttrss_entries
+                               $result = db_query("SELECT id, content_hash, lang FROM ttrss_entries
                                        WHERE guid = '".db_escape_string($entry_guid)."' OR guid = '$entry_guid_hashed'");
 
                                if (db_num_rows($result) != 0) {
                                        $base_entry_id = db_fetch_result($result, 0, "id");
                                        $entry_stored_hash = db_fetch_result($result, 0, "content_hash");
+                                       $article_labels = get_article_labels($base_entry_id, $owner_uid);
+                                       $entry_language = db_fetch_result($result, 0, "lang");
                                } else {
                                        $base_entry_id = false;
                                        $entry_stored_hash = "";
+                                       $article_labels = array();
+                                       $entry_language = "";
                                }
 
                                $article = array("owner_uid" => $owner_uid, // read only
                                        "guid" => $entry_guid, // read only
+                                       "guid_hashed" => $entry_guid_hashed, // read only
                                        "title" => $entry_title,
                                        "content" => $entry_content,
                                        "link" => $entry_link,
+                                       "labels" => $article_labels, // current limitation: can add labels to article, can't remove them
                                        "tags" => $entry_tags,
                                        "author" => $entry_author,
-                                       "language" => $entry_language, // read only
+                                       "force_catchup" => false, // ugly hack for the time being
+                                       "score_modifier" => 0, // no previous value, plugin should recalculate score modifier based on content if needed
+                                       "language" => $entry_language,
                                        "feed" => array("id" => $feed,
                                                "fetch_url" => $fetch_url,
                                                "site_url" => $site_url)
 
                                _debug("article hash: $entry_current_hash [stored=$entry_stored_hash]", $debug_enabled);
 
-                               if ($entry_current_hash == $entry_stored_hash) {
+                               if ($entry_current_hash == $entry_stored_hash && !isset($_REQUEST["force_rehash"])) {
                                        _debug("stored article seems up to date [IID: $base_entry_id], updating timestamp only", $debug_enabled);
 
                                        // we keep encountering the entry in feeds, so we need to
                                        db_query("UPDATE ttrss_entries SET date_updated = NOW()
                                                WHERE id = '$base_entry_id'");
 
-                                       continue;
+                    // if we allow duplicate posts, we have to continue to
+                    // create the user entries for this feed
+                    if (!get_pref("ALLOW_DUPLICATE_POSTS", $owner_uid, false)) {
+                        continue;
+                    }
                                }
 
                                _debug("hash differs, applying plugin filters:", $debug_enabled);
 
                                _debug("plugin data: $entry_plugin_data", $debug_enabled);
 
+                               // Workaround: 4-byte unicode requires utf8mb4 in MySQL. See https://tt-rss.org/forum/viewtopic.php?f=1&t=3377&p=20077#p20077
+                               if (DB_TYPE == "mysql") {
+                                       foreach ($article as $k => $v) {
+
+                                               // i guess we'll have to take the risk of 4byte unicode labels & tags here
+                                               if (!is_array($article[$k])) {
+                                                       $article[$k] = preg_replace('/[\x{10000}-\x{10FFFF}]/u', "\xEF\xBF\xBD", $v);
+                                               }
+                                       }
+                               }
+
+                               /* Collect article tags here so we could filter by them: */
+
+                               $article_filters = get_article_filters($filters, $article["title"],
+                                       $article["content"], $article["link"], 0, $article["author"],
+                                       $article["tags"]);
+
+                               if ($debug_enabled) {
+                                       _debug("article filters: ", $debug_enabled);
+                                       if (count($article_filters) != 0) {
+                                               print_r($article_filters);
+                                       }
+                               }
+
+                               $plugin_filter_names = find_article_filters($article_filters, "plugin");
+                               $plugin_filter_actions = $pluginhost->get_filter_actions();
+
+                               if (count($plugin_filter_names) > 0) {
+                                       _debug("applying plugin filter actions...", $debug_enabled);
+
+                                       foreach ($plugin_filter_names as $pfn) {
+                                               list($pfclass,$pfaction) = explode(":", $pfn["param"]);
+
+                                               if (isset($plugin_filter_actions[$pfclass])) {
+                                                       $plugin = $pluginhost->get_plugin($pfclass);
+
+                                                       _debug("... $pfclass: $pfaction", $debug_enabled);
+
+                                                       if ($plugin) {
+                                                               $start = microtime(true);
+                                                               $article = $plugin->hook_article_filter_action($article, $pfaction);
+
+                                                               _debug("=== " . sprintf("%.4f (sec)", microtime(true) - $start), $debug_enabled);
+                                                       } else {
+                                                               _debug("??? $pfclass: plugin object not found.");
+                                                       }
+                                               } else {
+                                                       _debug("??? $pfclass: filter plugin not registered.");
+                                               }
+                                       }
+                               }
+
                                $entry_tags = $article["tags"];
                                $entry_guid = db_escape_string($entry_guid);
                                $entry_title = db_escape_string($article["title"]);
                                $entry_author = db_escape_string($article["author"]);
                                $entry_link = db_escape_string($article["link"]);
                                $entry_content = $article["content"]; // escaped below
+                               $entry_force_catchup = $article["force_catchup"];
+                               $article_labels = $article["labels"];
+                               $entry_score_modifier = (int) $article["score_modifier"];
+                               $entry_language = db_escape_string($article["language"]);
+
+                               if ($debug_enabled) {
+                                       _debug("article labels:", $debug_enabled);
+                                       print_r($article_labels);
+                               }
+
+                               _debug("force catchup: $entry_force_catchup");
 
                                if ($cache_images && is_writable(CACHE_DIR . '/images'))
                                        cache_images($entry_content, $site_url, $debug_enabled);
 
                                $entry_content = db_escape_string($entry_content, false);
 
-                               db_query("BEGIN");
+                               //db_query("BEGIN");
 
                                $result = db_query("SELECT id FROM      ttrss_entries
                                        WHERE (guid = '$entry_guid' OR guid = '$entry_guid_hashed')");
                                                        '$entry_language',
                                                        '$entry_author')");
 
-                                       $article_labels = array();
-
                                } else {
                                        $base_entry_id = db_fetch_result($result, 0, "id");
-
-                                       $article_labels = get_article_labels($base_entry_id, $owner_uid);
                                }
 
                                // now it should exist, if not - bad luck then
                                                $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("article filters: ", $debug_enabled);
-                                               if (count($article_filters) != 0) {
-                                                       print_r($article_filters);
-                                               }
-                                       }
-
                                        if (find_article_filter($article_filters, "filter")) {
-                                               db_query("COMMIT"); // close transaction in progress
+                                               //db_query("COMMIT"); // close transaction in progress
                                                continue;
                                        }
 
-                                       $score = calculate_article_score($article_filters);
+                                       $score = calculate_article_score($article_filters) + $entry_score_modifier;
 
-                                       _debug("initial score: $score", $debug_enabled);
+                                       _debug("initial score: $score [including plugin modifier: $entry_score_modifier]", $debug_enabled);
 
                                        $query = "SELECT ref_id, int_id FROM ttrss_user_entries WHERE
                                                        ref_id = '$ref_id' AND owner_uid = '$owner_uid'
 
                                                _debug("user record not found, creating...", $debug_enabled);
 
-                                               if ($score >= -500 && !find_article_filter($article_filters, 'catchup')) {
+                                               if ($score >= -500 && !find_article_filter($article_filters, 'catchup') && !$entry_force_catchup) {
                                                        $unread = 'true';
                                                        $last_read_qpart = 'NULL';
                                                } else {
 
                                                // N-grams
 
-                                               if (DB_TYPE == "pgsql" and defined('_NGRAM_TITLE_DUPLICATE_THRESHOLD')) {
+                                               /* if (DB_TYPE == "pgsql" and defined('_NGRAM_TITLE_DUPLICATE_THRESHOLD')) {
 
                                                        $result = db_query("SELECT COUNT(*) AS similar FROM
                                                                        ttrss_entries,ttrss_user_entries
                                                        if ($ngram_similar > 0) {
                                                                $unread = 'false';
                                                        }
-                                               }
+                                               } */
 
                                                $last_marked = ($marked == 'true') ? 'NOW()' : 'NULL';
                                                $last_published = ($published == 'true') ? 'NOW()' : 'NULL';
 
                                        _debug("RID: $entry_ref_id, IID: $entry_int_id", $debug_enabled);
 
+                                       if (DB_TYPE == "pgsql") {
+                                          $tsvector_combined = db_escape_string(mb_substr($entry_title . ' ' . strip_tags(str_replace('<', ' <', $entry_content)),
+                                                       0, 1000000));
+
+                                               $tsvector_qpart = "tsvector_combined = to_tsvector('$feed_language', '$tsvector_combined'),";
+
+                                       } else {
+                                               $tsvector_qpart = "";
+                                       }
+
                                        db_query("UPDATE ttrss_entries
                                                SET title = '$entry_title',
                                                        content = '$entry_content',
                                                        content_hash = '$entry_current_hash',
                                                        updated = '$entry_timestamp_fmt',
+                                                       $tsvector_qpart
                                                        num_comments = '$num_comments',
                                                        plugin_data = '$entry_plugin_data',
                                                        author = '$entry_author',
                                                        lang = '$entry_language'
                                                WHERE id = '$ref_id'");
 
+                                       // update aux data
+                                       db_query("UPDATE ttrss_user_entries
+                                                       SET score = '$score' WHERE ref_id = '$ref_id'");
+
                                        if ($mark_unread_on_update) {
                                                db_query("UPDATE ttrss_user_entries
                                                        SET last_read = null, unread = true WHERE ref_id = '$ref_id'");
                                        }
                                }
 
-                               db_query("COMMIT");
+                               //db_query("COMMIT");
+
+                               _debug("assigning labels [other]...", $debug_enabled);
+
+                               foreach ($article_labels as $label) {
+                                       label_add_article($entry_ref_id, $label[1], $owner_uid);
+                               }
 
-                               _debug("assigning labels...", $debug_enabled);
+                               _debug("assigning labels [filters]...", $debug_enabled);
 
                                assign_article_to_label_filters($entry_ref_id, $article_filters,
                                        $owner_uid, $article_labels);
                                        print_r($enclosures);
                                }
 
-                               db_query("BEGIN");
+                               //db_query("BEGIN");
 
 //                             debugging
 //                             db_query("DELETE FROM ttrss_enclosures WHERE post_id = '$entry_ref_id'");
                                        }
                                }
 
-                               db_query("COMMIT");
+                               //db_query("COMMIT");
 
                                // check for manual tags (we have to do it here since they're loaded from filters)
 
 
                                if (count($filtered_tags) > 0) {
 
-                                       db_query("BEGIN");
+                                       //db_query("BEGIN");
 
                                        foreach ($filtered_tags as $tag) {
 
                                                SET tag_cache = '$tags_str' WHERE ref_id = '$entry_ref_id'
                                                AND owner_uid = $owner_uid");
 
-                                       db_query("COMMIT");
-                               }
-
-                               if (get_pref("AUTO_ASSIGN_LABELS", $owner_uid, false)) {
-                                       _debug("auto-assigning labels...", $debug_enabled);
-
-                                       foreach ($labels as $label) {
-                                               $caption = preg_quote($label["caption"]);
-
-                                               if ($caption && preg_match("/\b$caption\b/i", "$tags_str " . strip_tags($entry_content) . " $entry_title")) {
-                                                       if (!labels_contains_caption($article_labels, $caption)) {
-                                                               label_add_article($entry_ref_id, $caption, $owner_uid);
-                                                       }
-                                               }
-                                       }
+                                       //db_query("COMMIT");
                                }
 
                                _debug("article processed", $debug_enabled);
                                        if ($file_content && strlen($file_content) > _MIN_CACHE_IMAGE_SIZE) {
                                                file_put_contents($local_filename, $file_content);
                                        }
+                               } else {
+                                       touch($local_filename);
                                }
-
-                               /* 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);
        }
 
        function expire_error_log($debug) {
                                        array_push($matches, $action);
 
                                        // if Stop action encountered, perform no further processing
-                                       if ($action["type"] == "stop") return $matches;
+                                       if (isset($action["type"]) && $action["type"] == "stop") return $matches;
                                }
                        }
                }
                return $error;
        } */
 
+       function cleanup_counters_cache($debug) {
+               $result = db_query("DELETE FROM ttrss_counters_cache
+                       WHERE feed_id > 0 AND
+                       (SELECT COUNT(id) FROM ttrss_feeds WHERE
+                               id = feed_id AND
+                               ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid) = 0");
+               $frows = db_affected_rows($result);
+
+               $result = db_query("DELETE FROM ttrss_cat_counters_cache
+                       WHERE feed_id > 0 AND
+                       (SELECT COUNT(id) FROM ttrss_feed_categories WHERE
+                               id = feed_id AND
+                               ttrss_cat_counters_cache.owner_uid = ttrss_feed_categories.owner_uid) = 0");
+               $crows = db_affected_rows($result);
+
+               _debug("Removed $frows (feeds) $crows (cats) orphaned counter cache entries.");
+       }
+
        function housekeeping_common($debug) {
                expire_cached_files($debug);
                expire_lock_files($debug);
                _debug("Feedbrowser updated, $count feeds processed.");
 
                purge_orphans( true);
+               cleanup_counters_cache($debug);
                $rc = cleanup_tags( 14, 50000);
 
                _debug("Cleaned $rc cached tags.");