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<?php
class API extends Handler {
const API_LEVEL = 15;
const STATUS_OK = 0;
const STATUS_ERR = 1;
const E_API_DISABLED = "API_DISABLED";
const E_NOT_LOGGED_IN = "NOT_LOGGED_IN";
const E_LOGIN_ERROR = "LOGIN_ERROR";
const E_INCORRECT_USAGE = "INCORRECT_USAGE";
const E_UNKNOWN_METHOD = "UNKNOWN_METHOD";
const E_OPERATION_FAILED = "E_OPERATION_FAILED";
private $seq;
private static function _param_to_bool($p) {
return $p && ($p !== "f" && $p !== "false");
}
private function _wrap($status, $reply) {
print json_encode([
"seq" => $this->seq,
"status" => $status,
"content" => $reply
]);
}
function before($method) {
if (parent::before($method)) {
header("Content-Type: text/json");
if (empty($_SESSION["uid"]) && $method != "login" && $method != "isloggedin") {
$this->_wrap(self::STATUS_ERR, array("error" => self::E_NOT_LOGGED_IN));
return false;
}
if (!empty($_SESSION["uid"]) && $method != "logout" && !get_pref(Prefs::ENABLE_API_ACCESS)) {
$this->_wrap(self::STATUS_ERR, array("error" => self::E_API_DISABLED));
return false;
}
$this->seq = (int) clean($_REQUEST['seq'] ?? 0);
return true;
}
return false;
}
function getVersion() {
$rv = array("version" => Config::get_version());
$this->_wrap(self::STATUS_OK, $rv);
}
function getApiLevel() {
$rv = array("level" => self::API_LEVEL);
$this->_wrap(self::STATUS_OK, $rv);
}
function login() {
if (session_status() == PHP_SESSION_ACTIVE) {
session_destroy();
}
session_start();
$login = clean($_REQUEST["user"]);
$password = clean($_REQUEST["password"]);
if (Config::get(Config::SINGLE_USER_MODE)) $login = "admin";
if ($uid = UserHelper::find_user_by_login($login)) {
if (get_pref(Prefs::ENABLE_API_ACCESS, $uid)) {
if (UserHelper::authenticate($login, $password, false, Auth_Base::AUTH_SERVICE_API)) {
$this->_wrap(self::STATUS_OK, array("session_id" => session_id(),
"api_level" => self::API_LEVEL));
} else {
$this->_wrap(self::STATUS_ERR, array("error" => self::E_LOGIN_ERROR));
}
} else {
$this->_wrap(self::STATUS_ERR, array("error" => self::E_API_DISABLED));
}
} else {
$this->_wrap(self::STATUS_ERR, array("error" => self::E_LOGIN_ERROR));
return;
}
}
function logout() {
UserHelper::logout();
$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::_get_global_unread()));
}
}
/* Method added for ttrss-reader for Android */
function getCounters() {
$this->_wrap(self::STATUS_OK, Counters::get_all());
}
function getFeeds() {
$cat_id = clean($_REQUEST["cat_id"]);
$unread_only = self::_param_to_bool(clean($_REQUEST["unread_only"] ?? 0));
$limit = (int) clean($_REQUEST["limit"] ?? 0);
$offset = (int) clean($_REQUEST["offset"] ?? 0);
$include_nested = self::_param_to_bool(clean($_REQUEST["include_nested"] ?? false));
$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"] ?? false));
$enable_nested = self::_param_to_bool(clean($_REQUEST["enable_nested"] ?? false));
$include_empty = self::_param_to_bool(clean($_REQUEST['include_empty'] ?? false));
// 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)
$unread += Feeds::_get_cat_children_unread($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 || !$this->_is_cat_empty($cat_id)) {
$unread = getFeedUnread($cat_id, true);
if ($unread || !$unread_only) {
array_push($cats, array("id" => $cat_id,
"title" => Feeds::_get_cat_title($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"] ?? false));
$show_excerpt = self::_param_to_bool(clean($_REQUEST["show_excerpt"] ?? false));
$show_content = self::_param_to_bool(clean($_REQUEST["show_content"]));
/* all_articles, unread, adaptive, marked, updated */
$view_mode = clean($_REQUEST["view_mode"] ?? null);
$include_attachments = self::_param_to_bool(clean($_REQUEST["include_attachments"] ?? false));
$since_id = (int)clean($_REQUEST["since_id"] ?? 0);
$include_nested = self::_param_to_bool(clean($_REQUEST["include_nested"] ?? false));
$sanitize_content = !isset($_REQUEST["sanitize"]) ||
self::_param_to_bool($_REQUEST["sanitize"]);
$force_update = self::_param_to_bool(clean($_REQUEST["force_update"] ?? false));
$has_sandbox = self::_param_to_bool(clean($_REQUEST["has_sandbox"] ?? false));
$excerpt_length = (int)clean($_REQUEST["excerpt_length"] ?? 0);
$check_first_id = (int)clean($_REQUEST["check_first_id"] ?? 0);
$include_header = self::_param_to_bool(clean($_REQUEST["include_header"] ?? false));
$_SESSION['hasSandbox'] = $has_sandbox;
list($override_order, $skip_first_id_check) = Feeds::_order_to_override_query(clean($_REQUEST["order_by"] ?? null));
/* 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" => self::E_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" => self::E_INCORRECT_USAGE));
}
}
function getArticle() {
$article_ids = explode(",", clean($_REQUEST["article_id"]));
$sanitize_content = !isset($_REQUEST["sanitize"]) ||
self::_param_to_bool($_REQUEST["sanitize"]);
if (count($article_ids) > 0) {
$article_qmarks = arr_qmarks($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()) {
$article = array(
"id" => $line["id"],
"guid" => $line["guid"],
"title" => $line["title"],
"link" => $line["link"],
"labels" => Article::_get_labels($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" => $line["feed_id"],
"attachments" => Article::_get_enclosures($line['id']),
"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"];
}
$hook_object = ["article" => &$article];
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_RENDER_ARTICLE_API,
function ($result) use (&$article) {
$article = $result;
},
$hook_object);
$article['content'] = DiskCache::rewrite_urls($article['content']);
array_push($articles, $article);
}
$this->_wrap(self::STATUS_OK, $articles);
// @phpstan-ignore-next-line
} else {
$this->_wrap(self::STATUS_ERR, array("error" => self::E_INCORRECT_USAGE));
}
}
function getConfig() {
$config = [
"icons_dir" => Config::get(Config::ICONS_DIR),
"icons_url" => Config::get(Config::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_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)
$article_labels = Article::_get_labels($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" => self::E_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 {
$this->_wrap(self::STATUS_ERR, array("error" => self::E_OPERATION_FAILED));
}
}
private static function _api_get_feeds($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) {
$counters = Counters::get_labels();
foreach (array_values($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) {
$title = Feeds::_get_title($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::_get_cat_children_unread($line["id"]);
if ($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"]);
$has_icon = Feeds::_has_icon($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 $feeds;
}
private static function _api_get_headlines($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
);
$qfh_ret = Feeds::_get_headlines($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)) $labels = Article::_get_labels($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,
);
$enclosures = Article::_get_enclosures($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;
$headline_row["feed_title"] = isset($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"] = $line["lang"];
if ($show_content) {
$hook_object = ["headline" => &$headline_row];
list ($flavor_image, $flavor_stream, $flavor_kind) = Article::_get_image($enclosures,
$line["content"], // unsanitized
$line["site_url"]);
$headline_row["flavor_image"] = $flavor_image;
$headline_row["flavor_stream"] = $flavor_stream;
/* optional */
if ($flavor_kind)
$headline_row["flavor_kind"] = $flavor_kind;
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_RENDER_ARTICLE_API,
function ($result) use (&$headline_row) {
$headline_row = $result;
},
$hook_object);
$headline_row["content"] = DiskCache::rewrite_urls($headline_row['content']);
}
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" => self::E_OPERATION_FAILED));
}
}
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) {
$rc = Feeds::_subscribe($feed_url, $category_id, $login, $password);
$this->_wrap(self::STATUS_OK, array("status" => $rc));
} else {
$this->_wrap(self::STATUS_ERR, array("error" => self::E_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" => $pf->_makefeedtree()));
}
// only works for labels or uncategorized for the time being
private function _is_cat_empty($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;
}
}