PRADO Components

EZPDO UserManager

Submitted By: root
Licence: PRADO

User Manager that uses EZPDO for storing users.

        // RUserManager.php
        // written by Robin J. Rogge 

        // To use this code you need EZPDO, see the EZPDO example posted by wei at http://www.pradosoft.com/forum/index.php/topic,3652.0.html

        class RUser extends TUser
        {
                private $_userId;

                public function getUserId () // {{{ return user id
                {
                        return $this->_userId;
                }
                // }}}

                public function loadFromString ($string) // {{{ pick up user data from serialized array
                {
                        if(!empty($string))
                        {
                                list($name, $roles, $isGuest, $userId) = unserialize($string);
                                $this->setName($name);
                                $this->setRoles($roles);
                                $this->setIsGuest($isGuest);
                                $this->setUserId($userId);
                        }
                        return $this;
                }
                // }}}

                public function saveToString () // {{{ serialize user data
                {
                        return serialize(array($this->getName(), $this->getRoles(), $this->getIsGuest(), $this->getUserId()));
                }
                // }}}

                public function setUserId ($id) // {{{ set user id
                {
                        $this->_userId = TPropertyValue::ensureInteger($id);
                }
                // }}}
        }

        class RUserManager extends TUserManager
        {
                private $_userData = array(); // array containing userdata objects

                public function init ($config) // {{{ initialize
                {
                        // this is meant to be empty to disable the init() method of TUserManager
                }
                // }}}

                public function getGuestUser () // {{{ generates a guest user object
                {
                        $guest = new RUser($this);
                        $guest->setIsGuest(true);
                        return $guest;
                }
                // }}}

                public function getPasswordHash ($password) // {{{ generates password hash according to current password mode for given clear text password
                {
                        switch($this->getPasswordMode())
                        {
                                case 'MD5':
                                        return md5($password);
                                case 'SHA1':
                                        return sha1($password);
                                default:
                                        return $password;
                        }
                }
                // }}}

                public function getUser ($username=null) // {{{ returns user object for given username, overrides TUserManager implementation
                {
                        if($username===null)
                                return $this->getGuestUser();

                        $username = strtolower($username);
                        if(!isset($this->_userData[$username]))
                                return null;

                        $account = $this->_userData[$username];

                        $user = new RUser($this);
                        $user->setIsGuest(false);
                        $user->setName($account->getUsername());
                        $user->setRoles($account->getRoles());
                        $user->setUserId($account->getId());

                        return $user;
                }
                // }}}

                public function validateUser ($username, $password) // {{{ validate user by username and password, overrides TUserManager implementation
                {
                        $pdo = epManager::instance();

                        $user = $pdo->create('User');
                        $user->name = strtolower($username);
                        $user->pass = $this->getPasswordHash($password);

                        if(!($userData = $pdo->find($user)))
                                return false;

                        $this->_userData[$username] = $userData;
                        return true;
                }
                // }}}
        }

?>