use Friendica\Module\Login;
use Friendica\Protocol\DFRN;
use Friendica\Protocol\OStatus;
use Friendica\Module\Login;
use Friendica\Protocol\DFRN;
use Friendica\Protocol\OStatus;
$quiet = x($_GET, 'quiet');
// Possibly it is an OStatus compatible server that requests a user feed
$quiet = x($_GET, 'quiet');
// Possibly it is an OStatus compatible server that requests a user feed
- if (($a->argc > 1) && ($dfrn_id == '') && !strstr($_SERVER["HTTP_USER_AGENT"], 'Friendica')) {
+ $user_agent = defaults($_SERVER, 'HTTP_USER_AGENT', '');
+ if (($a->argc > 1) && ($dfrn_id == '') && !strstr($user_agent, 'Friendica')) {
$nickname = $a->argv[1];
header("Content-type: application/atom+xml");
echo OStatus::feed($nickname, $last_update, 10);
$nickname = $a->argv[1];
header("Content-type: application/atom+xml");
echo OStatus::feed($nickname, $last_update, 10);
- $sql_extra = sprintf(" AND ( `dfrn-id` = '%s' OR `issued-id` = '%s' ) ", dbesc($dfrn_id), dbesc($dfrn_id));
+ $sql_extra = sprintf(" AND ( `dfrn-id` = '%s' OR `issued-id` = '%s' ) ", DBA::escape($dfrn_id), DBA::escape($dfrn_id));
FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
AND `user`.`nickname` = '%s' $sql_extra LIMIT 1",
FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
AND `user`.`nickname` = '%s' $sql_extra LIMIT 1",
$s = Network::fetchUrl($r[0]['poll'] . '?dfrn_id=' . $my_id . '&type=profile-check');
logger("dfrn_poll: old profile returns " . $s, LOGGER_DATA);
$s = Network::fetchUrl($r[0]['poll'] . '?dfrn_id=' . $my_id . '&type=profile-check');
logger("dfrn_poll: old profile returns " . $s, LOGGER_DATA);
$session_id = session_id();
$expire = time() + 86400;
q("UPDATE `session` SET `expire` = '%s' WHERE `sid` = '%s'",
$session_id = session_id();
$expire = time() + 86400;
q("UPDATE `session` SET `expire` = '%s' WHERE `sid` = '%s'",
if ($type === 'profile-check' && $dfrn_version < 2.2) {
if ((strlen($challenge)) && (strlen($sec))) {
if ($type === 'profile-check' && $dfrn_version < 2.2) {
if ((strlen($challenge)) && (strlen($sec))) {
if ($type === 'reputation' && strlen($url)) {
$r = q("SELECT * FROM `contact` WHERE `url` = '%s' AND `uid` = %d LIMIT 1",
if ($type === 'reputation' && strlen($url)) {
$r = q("SELECT * FROM `contact` WHERE `url` = '%s' AND `uid` = %d LIMIT 1",
if ($type !== 'profile') {
$r = q("INSERT INTO `challenge` ( `challenge`, `dfrn-id`, `expire` , `type`, `last_update` )
VALUES( '%s', '%s', '%s', '%s', '%s' ) ",
if ($type !== 'profile') {
$r = q("INSERT INTO `challenge` ( `challenge`, `dfrn-id`, `expire` , `type`, `last_update` )
VALUES( '%s', '%s', '%s', '%s', '%s' ) ",
- $sql_extra = sprintf(" AND ( `dfrn-id` = '%s' OR `issued-id` = '%s' ) ", dbesc($dfrn_id), dbesc($dfrn_id));
+ $sql_extra = sprintf(" AND ( `dfrn-id` = '%s' OR `issued-id` = '%s' ) ", DBA::escape($dfrn_id), DBA::escape($dfrn_id));
FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
AND `user`.`nickname` = '%s' $sql_extra LIMIT 1",
FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
AND `user`.`nickname` = '%s' $sql_extra LIMIT 1",
+ // heluecht: I don't know why we don't fail immediately when the user or contact hadn't been found.
+ // Since it doesn't make sense to continue from this point on, we now fail here. This should be safe.
+ if (!DBA::isResult($r)) {
+ System::httpExit(404, ["title" => L10n::t('Page not found.')]);
+ }
+
$session_id = session_id();
$expire = time() + 86400;
q("UPDATE `session` SET `expire` = '%s' WHERE `sid` = '%s'",
$session_id = session_id();
$expire = time() + 86400;
q("UPDATE `session` SET `expire` = '%s' WHERE `sid` = '%s'",