libretime/airtime_mvc/application/models/Auth.php

109 lines
3.1 KiB
PHP

<?php
use Airtime\CcSubjsToken;
use Airtime\CcSubjsTokenQuery;
class Application_Model_Auth
{
const TOKEN_LIFETIME = 'P2D'; // DateInterval syntax
private function generateToken($action, $user_id)
{
$salt = md5("pro");
$token = self::generateRandomString();
$info = new CcSubjsToken();
$info->setDbUserId($user_id);
$info->setDbAction($action);
$info->setDbToken(sha1($token.$salt));
$info->setDbCreated(gmdate('Y-m-d H:i:s'));
$info->save();
Logging::debug("generated token {$token}");
return $token;
}
public function sendPasswordRestoreLink($user, $view)
{
$token = $this->generateToken('password.restore', $user->getDbId());
$e_link_protocol = empty($_SERVER['HTTPS']) ? "http" : "https";
$e_link_base = $_SERVER['SERVER_NAME'];
$e_link_port = $_SERVER['SERVER_PORT'];
$e_link_path = $view->url(array('user_id' => $user->getDbId(), 'token' => $token), 'password-change');
$message = sprintf(_("Hi %s, \n\nClick this link to reset your password: "), $user->getDbLogin());
$message .= "{$e_link_protocol}://{$e_link_base}:{$e_link_port}{$e_link_path}";
$success = Application_Model_Email::send(_('Airtime Password Reset'), $message, $user->getDbEmail());
return $success;
}
public function invalidateTokens($user, $action)
{
CcSubjsTokenQuery::create()
->filterByDbAction($action)
->filterByDbUserId($user->getDbId())
->delete();
}
public function checkToken($user_id, $token, $action)
{
$salt = md5("pro");
$token_info = CcSubjsTokenQuery::create()
->filterByDbAction($action)
->filterByDbUserId($user_id)
->filterByDbToken(sha1($token.$salt))
->findOne();
if (empty($token_info)) {
return false;
}
$now = new DateTime();
$token_life = new DateInterval(self::TOKEN_LIFETIME);
$token_created = new DateTime($token_info->getDbCreated(), new DateTimeZone("UTC"));
return $now->sub($token_life)->getTimestamp() < $token_created->getTimestamp();
}
/**
* Gets the adapter for authentication against a database table
*
* @return object
*/
public static function getAuthAdapter()
{
$dbAdapter = Zend_Db_Table::getDefaultAdapter();
$authAdapter = new Zend_Auth_Adapter_DbTable($dbAdapter);
$authAdapter->setTableName('cc_subjs')
->setIdentityColumn('login')
->setCredentialColumn('pass')
->setCredentialTreatment('MD5(?)');
return $authAdapter;
}
/**
* Get random string
*
* @param int $length
* @param string $allowed_chars
* @return string
*/
final public function generateRandomString($length = 12, $allowed_chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789')
{
$string = '';
for ($i = 0; $i < $length; $i++) {
$string .= $allowed_chars[mt_rand(0, strlen($allowed_chars) - 1)];
}
return $string;
}
}