159 lines
4.7 KiB
PHP
159 lines
4.7 KiB
PHP
<?php
|
|
/**
|
|
* PHP 5
|
|
*
|
|
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
|
|
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
|
|
*
|
|
* Licensed under The MIT License
|
|
* For full copyright and license information, please see the LICENSE.txt
|
|
* Redistributions of files must retain the above copyright notice.
|
|
*
|
|
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
|
|
* @link http://cakephp.org CakePHP(tm) Project
|
|
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
|
|
*/
|
|
App::uses('Security', 'Utility');
|
|
App::uses('Hash', 'Utility');
|
|
|
|
/**
|
|
* Base Authentication class with common methods and properties.
|
|
*
|
|
* @package Cake.Controller.Component.Auth
|
|
*/
|
|
abstract class BaseAuthenticate {
|
|
|
|
/**
|
|
* Settings for this object.
|
|
*
|
|
* - `fields` The fields to use to identify a user by.
|
|
* - `userModel` The model name of the User, defaults to User.
|
|
* - `scope` Additional conditions to use when looking up and authenticating users,
|
|
* i.e. `array('User.is_active' => 1).`
|
|
* - `recursive` The value of the recursive key passed to find(). Defaults to 0.
|
|
* - `contain` Extra models to contain and store in session.
|
|
*
|
|
* @var array
|
|
*/
|
|
public $settings = array(
|
|
'fields' => array(
|
|
'username' => 'username',
|
|
'password' => 'password'
|
|
),
|
|
'userModel' => 'User',
|
|
'scope' => array(),
|
|
'recursive' => 0,
|
|
'contain' => null,
|
|
);
|
|
|
|
/**
|
|
* A Component collection, used to get more components.
|
|
*
|
|
* @var ComponentCollection
|
|
*/
|
|
protected $_Collection;
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* @param ComponentCollection $collection The Component collection used on this request.
|
|
* @param array $settings Array of settings to use.
|
|
*/
|
|
public function __construct(ComponentCollection $collection, $settings) {
|
|
$this->_Collection = $collection;
|
|
$this->settings = Hash::merge($this->settings, $settings);
|
|
}
|
|
|
|
/**
|
|
* Find a user record using the standard options.
|
|
*
|
|
* The $conditions parameter can be a (string)username or an array containing conditions for Model::find('first'). If
|
|
* the password field is not included in the conditions the password will be returned.
|
|
*
|
|
* @param Mixed $conditions The username/identifier, or an array of find conditions.
|
|
* @param Mixed $password The password, only use if passing as $conditions = 'username'.
|
|
* @return Mixed Either false on failure, or an array of user data.
|
|
*/
|
|
protected function _findUser($conditions, $password = null) {
|
|
$userModel = $this->settings['userModel'];
|
|
list(, $model) = pluginSplit($userModel);
|
|
$fields = $this->settings['fields'];
|
|
|
|
if (!is_array($conditions)) {
|
|
if (!$password) {
|
|
return false;
|
|
}
|
|
$username = $conditions;
|
|
$conditions = array(
|
|
$model . '.' . $fields['username'] => $username,
|
|
$model . '.' . $fields['password'] => $this->_password($password),
|
|
);
|
|
}
|
|
if (!empty($this->settings['scope'])) {
|
|
$conditions = array_merge($conditions, $this->settings['scope']);
|
|
}
|
|
$result = ClassRegistry::init($userModel)->find('first', array(
|
|
'conditions' => $conditions,
|
|
'recursive' => $this->settings['recursive'],
|
|
'contain' => $this->settings['contain'],
|
|
));
|
|
if (empty($result) || empty($result[$model])) {
|
|
return false;
|
|
}
|
|
$user = $result[$model];
|
|
if (
|
|
isset($conditions[$model . '.' . $fields['password']]) ||
|
|
isset($conditions[$fields['password']])
|
|
) {
|
|
unset($user[$fields['password']]);
|
|
}
|
|
unset($result[$model]);
|
|
return array_merge($user, $result);
|
|
}
|
|
|
|
/**
|
|
* Hash the plain text password so that it matches the hashed/encrypted password
|
|
* in the datasource.
|
|
*
|
|
* @param string $password The plain text password.
|
|
* @return string The hashed form of the password.
|
|
*/
|
|
protected function _password($password) {
|
|
return Security::hash($password, null, true);
|
|
}
|
|
|
|
/**
|
|
* Authenticate a user based on the request information.
|
|
*
|
|
* @param CakeRequest $request Request to get authentication information from.
|
|
* @param CakeResponse $response A response object that can have headers added.
|
|
* @return mixed Either false on failure, or an array of user data on success.
|
|
*/
|
|
abstract public function authenticate(CakeRequest $request, CakeResponse $response);
|
|
|
|
/**
|
|
* Allows you to hook into AuthComponent::logout(),
|
|
* and implement specialized logout behavior.
|
|
*
|
|
* All attached authentication objects will have this method
|
|
* called when a user logs out.
|
|
*
|
|
* @param array $user The user about to be logged out.
|
|
* @return void
|
|
*/
|
|
public function logout($user) {
|
|
}
|
|
|
|
/**
|
|
* Get a user based on information in the request. Primarily used by stateless authentication
|
|
* systems like basic and digest auth.
|
|
*
|
|
* @param CakeRequest $request Request object.
|
|
* @return mixed Either false or an array of user information
|
|
*/
|
|
public function getUser(CakeRequest $request) {
|
|
return false;
|
|
}
|
|
|
|
}
|