diff --git a/lib/Database.php b/lib/Database.php index 0262b78..db4d125 100644 --- a/lib/Database.php +++ b/lib/Database.php @@ -910,30 +910,6 @@ class Database { $out = $this->db->prepare("SELECT $field from arsse_tags where id in (select tag from arsse_tag_members where subscription = ? and assigned = 1) order by $field", "int")->run($id)->getAll(); return $out ? array_column($out, $field) : []; } - - /** Retrieves the URL of the icon for a subscription. - * - * Note that while the $user parameter is optional, it - * is NOT recommended to omit it, as this can lead to - * leaks of private information. The parameter is only - * optional because this is required for Tiny Tiny RSS, - * the original implementation of which leaks private - * information due to a design flaw. - * - * @param integer $id The numeric identifier of the subscription - * @param string|null $user The user who owns the subscription being queried - */ - public function subscriptionFavicon(int $id, string $user = null): string { - $q = new Query("SELECT i.url as favicon from arsse_feeds as f left join arsse_icons as i on i.id = f.icon join arsse_subscriptions as s on s.feed = f.id"); - $q->setWhere("s.id = ?", "int", $id); - if (isset($user)) { - if (!Arsse::$user->authorize($user, __FUNCTION__)) { - throw new User\ExceptionAuthz("notAuthorized", ["action" => __FUNCTION__, "user" => $user]); - } - $q->setWhere("s.owner = ?", "str", $user); - } - return (string) $this->db->prepare($q->getQuery(), $q->getTypes())->run($q->getValues())->getValue(); - } /** Retrieves detailed information about the icon for a subscription. * @@ -944,16 +920,23 @@ class Database { * - "type": The Content-Type of the icon e.g. "image/png" * - "data": The icon itself, as a binary sring; if $withData is false this will be null * - * @param string $user The user whose subscription icon is to be retrieved + * @param string|null $user The user who owns the subscription being queried; using null here is supported for TT-RSS and SHOULD NOT be used elsewhere as it leaks information * @param int $subscription The numeric identifier of the subscription + * @param bool $includeData Whether to include the binary data of the icon itself in the result */ - public function subscriptionIcon(string $user, int $subscription): array { - if (!Arsse::$user->authorize($user, __FUNCTION__)) { - throw new User\ExceptionAuthz("notAuthorized", ["action" => __FUNCTION__, "user" => $user]); + public function subscriptionIcon(?string $user, int $id, bool $includeData = true): array { + $data = $includeData ? "i.data" : "null as data"; + $q = new Query("SELECT i.id, i.url, i.type, $data from arsse_icons as i join arsse_feeds as f on i.id = f.icon join arsse_subscriptions as s on s.feed = f.id"); + $q->setWhere("s.id = ?", "int", $id); + if (isset($user)) { + if (!Arsse::$user->authorize($user, __FUNCTION__)) { + throw new User\ExceptionAuthz("notAuthorized", ["action" => __FUNCTION__, "user" => $user]); + } + $q->setWhere("s.owner = ?", "str", $user); } - $out = $this->db->prepare("SELECT i.id, i.url, i.type, i.data from arsse_icons as i join arsse_feeds as f on i.id = f.icon join arsse_subscriptions as s on s.feed = f.id where s.owner = ? and s.id = ?", "str", "int")->run($user, $subscription)->getRow(); + $out = $this->db->prepare($q->getQuery(), $q->getTypes())->run($q->getValues())->getRow(); if (!$out) { - throw new Db\ExceptionInput("idMissing", ["action" => __FUNCTION__, "field" => "subscription", 'id' => $subscription]); + throw new Db\ExceptionInput("idMissing", ["action" => __FUNCTION__, "field" => "subscription", 'id' => $id]); } return $out; }