public function testGetKeys()
{
$query = \OC_DB::prepare('SELECT DISTINCT `configkey` FROM `*PREFIX*preferences` WHERE `userid` = ? AND `appid` = ?');
$result = $query->execute(array('Someuser', 'getkeysapp'));
$expected = array();
while ($row = $result->fetchRow()) {
$expected[] = $row['configkey'];
}
$this->assertEquals($expected, \OC_Preferences::getKeys('Someuser', 'getkeysapp'));
}
/**
* perform login using the magic cookie (remember login)
*
* @param string $uid the username
* @param string $currentToken
* @return bool
*/
public function loginWithCookie($uid, $currentToken)
{
$this->manager->emit('\\OC\\User', 'preRememberedLogin', array($uid));
$user = $this->manager->get($uid);
if (is_null($user)) {
// user does not exist
return false;
}
// get stored tokens
$tokens = \OC_Preferences::getKeys($uid, 'login_token');
// test cookies token against stored tokens
if (!in_array($currentToken, $tokens, true)) {
return false;
}
// replace successfully used token with a new one
\OC_Preferences::deleteKey($uid, 'login_token', $currentToken);
$newToken = \OC_Util::generateRandomBytes(32);
\OC_Preferences::setValue($uid, 'login_token', $newToken, time());
$this->setMagicInCookie($user->getUID(), $newToken);
//login
$this->setUser($user);
$this->manager->emit('\\OC\\User', 'postRememberedLogin', array($user));
return true;
}
protected static function tryRememberLogin()
{
if (!isset($_COOKIE["oc_remember_login"]) || !isset($_COOKIE["oc_token"]) || !isset($_COOKIE["oc_username"]) || !$_COOKIE["oc_remember_login"]) {
return false;
}
OC_App::loadApps(array('authentication'));
if (defined("DEBUG") && DEBUG) {
OC_Log::write('core', 'Trying to login from cookie', OC_Log::DEBUG);
}
// confirm credentials in cookie
if (isset($_COOKIE['oc_token']) && OC_User::userExists($_COOKIE['oc_username'])) {
// delete outdated cookies
self::cleanupLoginTokens($_COOKIE['oc_username']);
// get stored tokens
$tokens = OC_Preferences::getKeys($_COOKIE['oc_username'], 'login_token');
// test cookies token against stored tokens
if (in_array($_COOKIE['oc_token'], $tokens, true)) {
// replace successfully used token with a new one
OC_Preferences::deleteKey($_COOKIE['oc_username'], 'login_token', $_COOKIE['oc_token']);
$token = OC_Util::generate_random_bytes(32);
OC_Preferences::setValue($_COOKIE['oc_username'], 'login_token', $token, time());
OC_User::setMagicInCookie($_COOKIE['oc_username'], $token);
// login
OC_User::setUserId($_COOKIE['oc_username']);
OC_Util::redirectToDefaultPage();
// doesn't return
}
// if you reach this point you have changed your password
// or you are an attacker
// we can not delete tokens here because users may reach
// this point multiple times after a password change
OC_Log::write('core', 'Authentication cookie rejected for user ' . $_COOKIE['oc_username'], OC_Log::WARN);
}
OC_User::unsetMagicInCookie();
return true;
}
/**
* Remove outdated and therefore invalid tokens for a user
* @param string $user
*/
protected static function cleanupLoginTokens($user)
{
$cutoff = time() - OC_Config::getValue('remember_login_cookie_lifetime', 60 * 60 * 24 * 15);
$tokens = OC_Preferences::getKeys($user, 'login_token');
foreach ($tokens as $token) {
$time = OC_Preferences::getValue($user, 'login_token', $token);
if ($time < $cutoff) {
OC_Preferences::deleteKey($user, 'login_token', $token);
}
}
}
/**
* get private data
* @param string $user
* @param string $app
* @param string $key
* @param bool $like use LIKE instead of = when comparing keys
* @return array
*/
public static function getData($user, $app = "", $key = "")
{
if ($app) {
$apps = array($app);
} else {
$apps = OC_Preferences::getApps($user);
}
if ($key) {
$keys = array($key);
} else {
foreach ($apps as $app) {
$keys = OC_Preferences::getKeys($user, $app);
}
}
$result = array();
foreach ($apps as $app) {
foreach ($keys as $key) {
$value = OC_Preferences::getValue($user, $app, $key);
$result[] = array('app' => $app, 'key' => $key, 'value' => $value);
}
}
return $result;
}
/**
* Get the keys of all stored by an app for the user
*
* @param string $userId the userId of the user that we want to store the value under
* @param string $appName the appName that we stored the value under
* @return string[]
*/
public function getUserKeys($userId, $appName)
{
return \OC_Preferences::getKeys($userId, $appName);
}