<?php class API extends Handler { const API_LEVEL = 15; const STATUS_OK = 0; const STATUS_ERR = 1; private $seq; static function param_to_bool($p) { return $p && ($p !== "f" && $p !== "false"); } function before($method) { if (parent::before($method)) { header("Content-Type: text/json"); if (!$_SESSION["uid"] && $method != "login" && $method != "isloggedin") { $this->wrap(self::STATUS_ERR, array("error" => 'NOT_LOGGED_IN')); return false; } if ($_SESSION["uid"] && $method != "logout" && !get_pref('ENABLE_API_ACCESS')) { $this->wrap(self::STATUS_ERR, array("error" => 'API_DISABLED')); return false; } $this->seq = (int) clean($_REQUEST['seq']); return true; } return false; } function wrap($status, $reply) { print json_encode(array("seq" => $this->seq, "status" => $status, "content" => $reply)); } function getVersion() { $rv = array("version" => get_version()); $this->wrap(self::STATUS_OK, $rv); } function getApiLevel() { $rv = array("level" => self::API_LEVEL); $this->wrap(self::STATUS_OK, $rv); } function login() { @session_destroy(); @session_start(); $login = clean($_REQUEST["user"]); $password = clean($_REQUEST["password"]); $password_base64 = base64_decode(clean($_REQUEST["password"])); if (SINGLE_USER_MODE) $login = "admin"; $sth = $this->pdo->prepare("SELECT id FROM ttrss_users WHERE login = ?"); $sth->execute([$login]); if ($row = $sth->fetch()) { $uid = $row["id"]; } else { $uid = 0; } if (!$uid) { $this->wrap(self::STATUS_ERR, array("error" => "LOGIN_ERROR")); return; } if (get_pref("ENABLE_API_ACCESS", $uid)) { if (UserHelper::authenticate($login, $password, false, Auth_Base::AUTH_SERVICE_API)) { // try login with normal password $this->wrap(self::STATUS_OK, array("session_id" => session_id(), "api_level" => self::API_LEVEL)); } else if (UserHelper::authenticate($login, $password_base64, false, Auth_Base::AUTH_SERVICE_API)) { // else try with base64_decoded password $this->wrap(self::STATUS_OK, array("session_id" => session_id(), "api_level" => self::API_LEVEL)); } else { // else we are not logged in user_error("Failed login attempt for $login from " . UserHelper::get_user_ip(), E_USER_WARNING); $this->wrap(self::STATUS_ERR, array("error" => "LOGIN_ERROR")); } } else { $this->wrap(self::STATUS_ERR, array("error" => "API_DISABLED")); } } function logout() { Pref_Users::logout_user(); $this->wrap(self::STATUS_OK, array("status" => "OK")); } function isLoggedIn() { $this->wrap(self::STATUS_OK, array("status" => $_SESSION["uid"] != '')); } function getUnread() { $feed_id = clean($_REQUEST["feed_id"]); $is_cat = clean($_REQUEST["is_cat"]); if ($feed_id) { $this->wrap(self::STATUS_OK, array("unread" => getFeedUnread($feed_id, $is_cat))); } else { $this->wrap(self::STATUS_OK, array("unread" => Feeds::getGlobalUnread())); } } /* Method added for ttrss-reader for Android */ function getCounters() { $this->wrap(self::STATUS_OK, Counters::getAllCounters()); } function getFeeds() { $cat_id = clean($_REQUEST["cat_id"]); $unread_only = self::param_to_bool(clean($_REQUEST["unread_only"])); $limit = (int) clean($_REQUEST["limit"]); $offset = (int) clean($_REQUEST["offset"]); $include_nested = self::param_to_bool(clean($_REQUEST["include_nested"])); $feeds = $this->api_get_feeds($cat_id, $unread_only, $limit, $offset, $include_nested); $this->wrap(self::STATUS_OK, $feeds); } function getCategories() { $unread_only = self::param_to_bool(clean($_REQUEST["unread_only"])); $enable_nested = self::param_to_bool(clean($_REQUEST["enable_nested"])); $include_empty = self::param_to_bool(clean($_REQUEST['include_empty'])); // TODO do not return empty categories, return Uncategorized and standard virtual cats if ($enable_nested) $nested_qpart = "parent_cat IS NULL"; else $nested_qpart = "true"; $sth = $this->pdo->prepare("SELECT id, title, order_id, (SELECT COUNT(id) FROM ttrss_feeds WHERE ttrss_feed_categories.id IS NOT NULL AND cat_id = ttrss_feed_categories.id) AS num_feeds, (SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE c2.parent_cat = ttrss_feed_categories.id) AS num_cats FROM ttrss_feed_categories WHERE $nested_qpart AND owner_uid = ?"); $sth->execute([$_SESSION['uid']]); $cats = array(); while ($line = $sth->fetch()) { if ($include_empty || $line["num_feeds"] > 0 || $line["num_cats"] > 0) { $unread = getFeedUnread($line["id"], true); if ($enable_nested) $unread += Feeds::getCategoryChildrenUnread($line["id"]); if ($unread || !$unread_only) { array_push($cats, array("id" => (int) $line["id"], "title" => $line["title"], "unread" => (int) $unread, "order_id" => (int) $line["order_id"], )); } } } foreach (array(-2,-1,0) as $cat_id) { if ($include_empty || !$this->isCategoryEmpty($cat_id)) { $unread = getFeedUnread($cat_id, true); if ($unread || !$unread_only) { array_push($cats, array("id" => $cat_id, "title" => Feeds::getCategoryTitle($cat_id), "unread" => (int) $unread)); } } } $this->wrap(self::STATUS_OK, $cats); } function getHeadlines() { $feed_id = clean($_REQUEST["feed_id"]); if ($feed_id !== "") { if (is_numeric($feed_id)) $feed_id = (int) $feed_id; $limit = (int)clean($_REQUEST["limit"]); if (!$limit || $limit >= 200) $limit = 200; $offset = (int)clean($_REQUEST["skip"]); $filter = clean($_REQUEST["filter"]); $is_cat = self::param_to_bool(clean($_REQUEST["is_cat"])); $show_excerpt = self::param_to_bool(clean($_REQUEST["show_excerpt"])); $show_content = self::param_to_bool(clean($_REQUEST["show_content"])); /* all_articles, unread, adaptive, marked, updated */ $view_mode = clean($_REQUEST["view_mode"]); $include_attachments = self::param_to_bool(clean($_REQUEST["include_attachments"])); $since_id = (int)clean($_REQUEST["since_id"]); $include_nested = self::param_to_bool(clean($_REQUEST["include_nested"])); $sanitize_content = !isset($_REQUEST["sanitize"]) || self::param_to_bool($_REQUEST["sanitize"]); $force_update = self::param_to_bool(clean($_REQUEST["force_update"])); $has_sandbox = self::param_to_bool(clean($_REQUEST["has_sandbox"])); $excerpt_length = (int)clean($_REQUEST["excerpt_length"]); $check_first_id = (int)clean($_REQUEST["check_first_id"]); $include_header = self::param_to_bool(clean($_REQUEST["include_header"])); $_SESSION['hasSandbox'] = $has_sandbox; list($override_order, $skip_first_id_check) = Feeds::order_to_override_query(clean($_REQUEST["order_by"])); /* do not rely on params below */ $search = clean($_REQUEST["search"]); list($headlines, $headlines_header) = $this->api_get_headlines($feed_id, $limit, $offset, $filter, $is_cat, $show_excerpt, $show_content, $view_mode, $override_order, $include_attachments, $since_id, $search, $include_nested, $sanitize_content, $force_update, $excerpt_length, $check_first_id, $skip_first_id_check); if ($include_header) { $this->wrap(self::STATUS_OK, array($headlines_header, $headlines)); } else { $this->wrap(self::STATUS_OK, $headlines); } } else { $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE')); } } function updateArticle() { $article_ids = explode(",", clean($_REQUEST["article_ids"])); $mode = (int) clean($_REQUEST["mode"]); $data = clean($_REQUEST["data"]); $field_raw = (int)clean($_REQUEST["field"]); $field = ""; $set_to = ""; $additional_fields = ""; switch ($field_raw) { case 0: $field = "marked"; $additional_fields = ",last_marked = NOW()"; break; case 1: $field = "published"; $additional_fields = ",last_published = NOW()"; break; case 2: $field = "unread"; $additional_fields = ",last_read = NOW()"; break; case 3: $field = "note"; }; switch ($mode) { case 1: $set_to = "true"; break; case 0: $set_to = "false"; break; case 2: $set_to = "NOT $field"; break; } if ($field == "note") $set_to = $this->pdo->quote($data); if ($field && $set_to && count($article_ids) > 0) { $article_qmarks = arr_qmarks($article_ids); $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET $field = $set_to $additional_fields WHERE ref_id IN ($article_qmarks) AND owner_uid = ?"); $sth->execute(array_merge($article_ids, [$_SESSION['uid']])); $num_updated = $sth->rowCount(); $this->wrap(self::STATUS_OK, array("status" => "OK", "updated" => $num_updated)); } else { $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE')); } } function getArticle() { $article_ids = explode(",", clean($_REQUEST["article_id"])); $sanitize_content = !isset($_REQUEST["sanitize"]) || self::param_to_bool($_REQUEST["sanitize"]); if ($article_ids) { $article_qmarks = arr_qmarks($article_ids); $sth = $this->pdo->prepare("SELECT id,guid,title,link,content,feed_id,comments,int_id, marked,unread,published,score,note,lang, ".SUBSTRING_FOR_DATE."(updated,1,16) as updated, author,(SELECT title FROM ttrss_feeds WHERE id = feed_id) AS feed_title, (SELECT site_url FROM ttrss_feeds WHERE id = feed_id) AS site_url, (SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) AS hide_images FROM ttrss_entries,ttrss_user_entries WHERE id IN ($article_qmarks) AND ref_id = id AND owner_uid = ?"); $sth->execute(array_merge($article_ids, [$_SESSION['uid']])); $articles = array(); while ($line = $sth->fetch()) { $attachments = Article::get_article_enclosures($line['id']); $article = array( "id" => $line["id"], "guid" => $line["guid"], "title" => $line["title"], "link" => $line["link"], "labels" => Article::get_article_labels($line['id']), "unread" => self::param_to_bool($line["unread"]), "marked" => self::param_to_bool($line["marked"]), "published" => self::param_to_bool($line["published"]), "comments" => $line["comments"], "author" => $line["author"], "updated" => (int) strtotime($line["updated"]), "feed_id" => $line["feed_id"], "attachments" => $attachments, "score" => (int)$line["score"], "feed_title" => $line["feed_title"], "note" => $line["note"], "lang" => $line["lang"] ); if ($sanitize_content) { $article["content"] = Sanitizer::sanitize( $line["content"], self::param_to_bool($line['hide_images']), false, $line["site_url"], false, $line["id"]); } else { $article["content"] = $line["content"]; } PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_RENDER_ARTICLE_API, function ($result) use (&$article) { $article = $result; }, ["article" => $article]); $article['content'] = DiskCache::rewriteUrls($article['content']); array_push($articles, $article); } $this->wrap(self::STATUS_OK, $articles); } else { $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE')); } } function getConfig() { $config = array( "icons_dir" => ICONS_DIR, "icons_url" => ICONS_URL); $config["daemon_is_running"] = file_is_locked("update_daemon.lock"); $sth = $this->pdo->prepare("SELECT COUNT(*) AS cf FROM ttrss_feeds WHERE owner_uid = ?"); $sth->execute([$_SESSION['uid']]); $row = $sth->fetch(); $config["num_feeds"] = $row["cf"]; $this->wrap(self::STATUS_OK, $config); } function updateFeed() { $feed_id = (int) clean($_REQUEST["feed_id"]); if (!ini_get("open_basedir")) { RSSUtils::update_rss_feed($feed_id); } $this->wrap(self::STATUS_OK, array("status" => "OK")); } function catchupFeed() { $feed_id = clean($_REQUEST["feed_id"]); $is_cat = clean($_REQUEST["is_cat"]); @$mode = clean($_REQUEST["mode"]); if (!in_array($mode, ["all", "1day", "1week", "2week"])) $mode = "all"; Feeds::catchup_feed($feed_id, $is_cat, $_SESSION["uid"], $mode); $this->wrap(self::STATUS_OK, array("status" => "OK")); } function getPref() { $pref_name = clean($_REQUEST["pref_name"]); $this->wrap(self::STATUS_OK, array("value" => get_pref($pref_name))); } function getLabels() { $article_id = (int)clean($_REQUEST['article_id']); $rv = array(); $sth = $this->pdo->prepare("SELECT id, caption, fg_color, bg_color FROM ttrss_labels2 WHERE owner_uid = ? ORDER BY caption"); $sth->execute([$_SESSION['uid']]); if ($article_id) $article_labels = Article::get_article_labels($article_id); else $article_labels = array(); while ($line = $sth->fetch()) { $checked = false; foreach ($article_labels as $al) { if (Labels::feed_to_label_id($al[0]) == $line['id']) { $checked = true; break; } } array_push($rv, array( "id" => (int)Labels::label_to_feed_id($line['id']), "caption" => $line['caption'], "fg_color" => $line['fg_color'], "bg_color" => $line['bg_color'], "checked" => $checked)); } $this->wrap(self::STATUS_OK, $rv); } function setArticleLabel() { $article_ids = explode(",", clean($_REQUEST["article_ids"])); $label_id = (int) clean($_REQUEST['label_id']); $assign = self::param_to_bool(clean($_REQUEST['assign'])); $label = Labels::find_caption(Labels::feed_to_label_id($label_id), $_SESSION["uid"]); $num_updated = 0; if ($label) { foreach ($article_ids as $id) { if ($assign) Labels::add_article($id, $label, $_SESSION["uid"]); else Labels::remove_article($id, $label, $_SESSION["uid"]); ++$num_updated; } } $this->wrap(self::STATUS_OK, array("status" => "OK", "updated" => $num_updated)); } function index($method) { $plugin = PluginHost::getInstance()->get_api_method(strtolower($method)); if ($plugin && method_exists($plugin, $method)) { $reply = $plugin->$method(); $this->wrap($reply[0], $reply[1]); } else { $this->wrap(self::STATUS_ERR, array("error" => 'UNKNOWN_METHOD', "method" => $method)); } } function shareToPublished() { $title = strip_tags(clean($_REQUEST["title"])); $url = strip_tags(clean($_REQUEST["url"])); $content = strip_tags(clean($_REQUEST["content"])); if (Article::create_published_article($title, $url, $content, "", $_SESSION["uid"])) { $this->wrap(self::STATUS_OK, array("status" => 'OK')); } else { $this->wrap(self::STATUS_ERR, array("error" => 'Publishing failed')); } } static function api_get_feeds($cat_id, $unread_only, $limit, $offset, $include_nested = false) { $feeds = array(); $pdo = Db::pdo(); $limit = (int) $limit; $offset = (int) $offset; $cat_id = (int) $cat_id; /* Labels */ /* API only: -4 All feeds, including virtual feeds */ if ($cat_id == -4 || $cat_id == -2) { $counters = Counters::getLabelCounters(true); foreach (array_values($counters) as $cv) { $unread = $cv["counter"]; if ($unread || !$unread_only) { $row = array( "id" => (int) $cv["id"], "title" => $cv["description"], "unread" => $cv["counter"], "cat_id" => -2, ); array_push($feeds, $row); } } } /* Virtual feeds */ if ($cat_id == -4 || $cat_id == -1) { foreach (array(-1, -2, -3, -4, -6, 0) as $i) { $unread = getFeedUnread($i); if ($unread || !$unread_only) { $title = Feeds::getFeedTitle($i); $row = array( "id" => $i, "title" => $title, "unread" => $unread, "cat_id" => -1, ); array_push($feeds, $row); } } } /* Child cats */ if ($include_nested && $cat_id) { $sth = $pdo->prepare("SELECT id, title, order_id FROM ttrss_feed_categories WHERE parent_cat = ? AND owner_uid = ? ORDER BY order_id, title"); $sth->execute([$cat_id, $_SESSION['uid']]); while ($line = $sth->fetch()) { $unread = getFeedUnread($line["id"], true) + Feeds::getCategoryChildrenUnread($line["id"]); if ($unread || !$unread_only) { $row = array( "id" => (int) $line["id"], "title" => $line["title"], "unread" => $unread, "is_cat" => true, "order_id" => (int) $line["order_id"] ); array_push($feeds, $row); } } } /* Real feeds */ if ($limit) { $limit_qpart = "LIMIT $limit OFFSET $offset"; } else { $limit_qpart = ""; } /* API only: -3 All feeds, excluding virtual feeds (e.g. Labels and such) */ if ($cat_id == -4 || $cat_id == -3) { $sth = $pdo->prepare("SELECT id, feed_url, cat_id, title, order_id, ". SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated FROM ttrss_feeds WHERE owner_uid = ? ORDER BY order_id, title " . $limit_qpart); $sth->execute([$_SESSION['uid']]); } else { $sth = $pdo->prepare("SELECT id, feed_url, cat_id, title, order_id, ". SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated FROM ttrss_feeds WHERE (cat_id = :cat OR (:cat = 0 AND cat_id IS NULL)) AND owner_uid = :uid ORDER BY order_id, title " . $limit_qpart); $sth->execute([":uid" => $_SESSION['uid'], ":cat" => $cat_id]); } while ($line = $sth->fetch()) { $unread = getFeedUnread($line["id"]); $has_icon = Feeds::feedHasIcon($line['id']); if ($unread || !$unread_only) { $row = array( "feed_url" => $line["feed_url"], "title" => $line["title"], "id" => (int)$line["id"], "unread" => (int)$unread, "has_icon" => $has_icon, "cat_id" => (int)$line["cat_id"], "last_updated" => (int) strtotime($line["last_updated"]), "order_id" => (int) $line["order_id"], ); array_push($feeds, $row); } } return $feeds; } static function api_get_headlines($feed_id, $limit, $offset, $filter, $is_cat, $show_excerpt, $show_content, $view_mode, $order, $include_attachments, $since_id, $search = "", $include_nested = false, $sanitize_content = true, $force_update = false, $excerpt_length = 100, $check_first_id = false, $skip_first_id_check = false) { $pdo = Db::pdo(); if ($force_update && $feed_id > 0 && is_numeric($feed_id)) { // Update the feed if required with some basic flood control $sth = $pdo->prepare( "SELECT cache_images,".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated FROM ttrss_feeds WHERE id = ?"); $sth->execute([$feed_id]); if ($row = $sth->fetch()) { $last_updated = strtotime($row["last_updated"]); $cache_images = self::param_to_bool($row["cache_images"]); if (!$cache_images && time() - $last_updated > 120) { RSSUtils::update_rss_feed($feed_id, true); } else { $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_updated = '1970-01-01', last_update_started = '1970-01-01' WHERE id = ?"); $sth->execute([$feed_id]); } } } $params = array( "feed" => $feed_id, "limit" => $limit, "view_mode" => $view_mode, "cat_view" => $is_cat, "search" => $search, "override_order" => $order, "offset" => $offset, "since_id" => $since_id, "include_children" => $include_nested, "check_first_id" => $check_first_id, "skip_first_id_check" => $skip_first_id_check ); $qfh_ret = Feeds::queryFeedHeadlines($params); $result = $qfh_ret[0]; $feed_title = $qfh_ret[1]; $first_id = $qfh_ret[6]; $headlines = array(); $headlines_header = array( 'id' => $feed_id, 'first_id' => $first_id, 'is_cat' => $is_cat); if (!is_numeric($result)) { while ($line = $result->fetch()) { $line["content_preview"] = truncate_string(strip_tags($line["content"]), $excerpt_length); PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_QUERY_HEADLINES, function ($result) use (&$line) { $line = $result; }, $line, $excerpt_length); $is_updated = ($line["last_read"] == "" && ($line["unread"] != "t" && $line["unread"] != "1")); $tags = explode(",", $line["tag_cache"]); $label_cache = $line["label_cache"]; $labels = false; if ($label_cache) { $label_cache = json_decode($label_cache, true); if ($label_cache) { if (($label_cache["no-labels"] ?? 0) == 1) $labels = []; else $labels = $label_cache; } } if (!is_array($labels)) $labels = Article::get_article_labels($line["id"]); $headline_row = array( "id" => (int)$line["id"], "guid" => $line["guid"], "unread" => self::param_to_bool($line["unread"]), "marked" => self::param_to_bool($line["marked"]), "published" => self::param_to_bool($line["published"]), "updated" => (int)strtotime($line["updated"]), "is_updated" => $is_updated, "title" => $line["title"], "link" => $line["link"], "feed_id" => $line["feed_id"] ? $line['feed_id'] : 0, "tags" => $tags, ); $enclosures = Article::get_article_enclosures($line['id']); if ($include_attachments) $headline_row['attachments'] = $enclosures; if ($show_excerpt) $headline_row["excerpt"] = $line["content_preview"]; if ($show_content) { if ($sanitize_content) { $headline_row["content"] = Sanitizer::sanitize( $line["content"], self::param_to_bool($line['hide_images']), false, $line["site_url"], false, $line["id"]); } else { $headline_row["content"] = $line["content"]; } } // unify label output to ease parsing if (($labels["no-labels"] ?? 0) == 1) $labels = []; $headline_row["labels"] = $labels; $headline_row["feed_title"] = $line["feed_title"] ? $line["feed_title"] : $feed_title; $headline_row["comments_count"] = (int)$line["num_comments"]; $headline_row["comments_link"] = $line["comments"]; $headline_row["always_display_attachments"] = self::param_to_bool($line["always_display_enclosures"]); $headline_row["author"] = $line["author"]; $headline_row["score"] = (int)$line["score"]; $headline_row["note"] = $line["note"]; $headline_row["lang"] = $line["lang"]; PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_RENDER_ARTICLE_API, function ($result) use (&$headline_row) { $headline_row = $result; }, ["headline" => $headline_row]); $headline_row["content"] = DiskCache::rewriteUrls($headline_row['content']); list ($flavor_image, $flavor_stream, $flavor_kind) = Article::get_article_image($enclosures, $line["content"], $line["site_url"]); $headline_row["flavor_image"] = $flavor_image; $headline_row["flavor_stream"] = $flavor_stream; /* optional */ if ($flavor_kind) $headline_row["flavor_kind"] = $flavor_kind; array_push($headlines, $headline_row); } } else if (is_numeric($result) && $result == -1) { $headlines_header['first_id_changed'] = true; } return array($headlines, $headlines_header); } function unsubscribeFeed() { $feed_id = (int) clean($_REQUEST["feed_id"]); $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? AND owner_uid = ?"); $sth->execute([$feed_id, $_SESSION['uid']]); if ($row = $sth->fetch()) { Pref_Feeds::remove_feed($feed_id, $_SESSION["uid"]); $this->wrap(self::STATUS_OK, array("status" => "OK")); } else { $this->wrap(self::STATUS_ERR, array("error" => "FEED_NOT_FOUND")); } } function subscribeToFeed() { $feed_url = clean($_REQUEST["feed_url"]); $category_id = (int) clean($_REQUEST["category_id"]); $login = clean($_REQUEST["login"]); $password = clean($_REQUEST["password"]); if ($feed_url) { $rc = Feeds::subscribe_to_feed($feed_url, $category_id, $login, $password); $this->wrap(self::STATUS_OK, array("status" => $rc)); } else { $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE')); } } function getFeedTree() { $include_empty = self::param_to_bool(clean($_REQUEST['include_empty'])); $pf = new Pref_Feeds($_REQUEST); $_REQUEST['mode'] = 2; $_REQUEST['force_show_empty'] = $include_empty; $this->wrap(self::STATUS_OK, array("categories" => $pf->makefeedtree())); } // only works for labels or uncategorized for the time being private function isCategoryEmpty($id) { if ($id == -2) { $sth = $this->pdo->prepare("SELECT COUNT(id) AS count FROM ttrss_labels2 WHERE owner_uid = ?"); $sth->execute([$_SESSION['uid']]); $row = $sth->fetch(); return $row["count"] == 0; } else if ($id == 0) { $sth = $this->pdo->prepare("SELECT COUNT(id) AS count FROM ttrss_feeds WHERE cat_id IS NULL AND owner_uid = ?"); $sth->execute([$_SESSION['uid']]); $row = $sth->fetch(); return $row["count"] == 0; } return false; } }