BaseAuthenticate::_findUser() - Code Metrics - CakeDC/cakephp-api - Measure and Improve Code Quality continuously with Scrutinizer

BaseAuthenticate::_findUser() A
last analyzed 2021-05-07 09:37 UTC

↳ Parent: BaseAuthenticate

Complexity

Conditions	4
Paths	4

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	13
CRAP Score	4

Importance

Changes

Metric	Value
cc	4
nc	4
nop	2
dl	0
loc	21
rs	9.584
c	0
b	0
f	0
ccs	13
cts	13
cp	1
crap	4

<?php
/**
 * Copyright 2016 - 2018, Cake Development Corporation (http://cakedc.com)
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @copyright Copyright 2016 - 2018, Cake Development Corporation (http://cakedc.com)
 * @license MIT License (http://www.opensource.org/licenses/mit-license.php)
 */

/**
 * 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
 * @since         0.10.0
 * @license       http://www.opensource.org/licenses/mit-license.php MIT License
 */

namespace CakeDC\Api\Service\Auth\Authenticate;

use CakeDC\Api\Service\Action\Action;

use Cake\Auth\PasswordHasherFactory;
use Cake\Core\InstanceConfigTrait;
use Cake\Event\EventListenerInterface;
use Cake\Http\Response;
use Cake\Http\ServerRequest;

use Cake\ORM\TableRegistry;

/**
 * Base Authentication class with common methods and properties.
 *
 */
abstract class BaseAuthenticate implements EventListenerInterface
{
    use InstanceConfigTrait;

    /**
     * Default config for this object.
     *
     * - `fields` The fields to use to identify a user by.
     * - `userModel` The alias for users table, defaults to Users.
     * - `finder` The finder method to use to fetch user record. Defaults to 'all'.
     *   You can set finder name as string or an array where key is finder name and value
     *   is an array passed to `Table::find()` options.
     *   E.g. ['finderName' => ['some_finder_option' => 'some_value']]
     * - `passwordHasher` Password hasher class. Can be a string specifying class name
     *    or an array containing `className` key, any other keys will be passed as
     *    config to the class. Defaults to 'Default'.
     * - Options `scope` and `contain` have been deprecated since 3.1. Use custom
     *   finder instead to modify the query to fetch user record.
     *
     * @var array
     */
    protected $_defaultConfig = [
        'fields' => [
            'username' => 'username',
            'password' => 'password'
        ],
        'userModel' => 'Users',
        'scope' => [],
        'finder' => 'all',
        'contain' => null,
        'passwordHasher' => 'Default'
    ];

    /**
     * An Action
     *
     * @var \CakeDC\Api\Service\Action\Action
     */
    protected $_action;

    /**
     * Password hasher instance.
     *
     * @var \Cake\Auth\AbstractPasswordHasher
     */
    protected $_passwordHasher;

    /**
     * Whether or not the user authenticated by this class
     * requires their password to be rehashed with another algorithm.
     *
     * @var bool
     */
    protected $_needsPasswordRehash = false;

    /**
     * Constructor
     *
     * @param \CakeDC\Api\Service\Action\Action $action An Action instance.
     * @param array $config Array of config to use.
     */
    public function __construct(Action $action, array $config = [])
    {
        $this->_action = $action;
        $this->setConfig($config);
    }

    /**
     * Find a user record using the username and password provided.
     *
     * Input passwords will be hashed even when a user doesn't exist. This
     * helps mitigate timing attacks that are attempting to find valid usernames.
     *
     * @param string $username The username/identifier.
     * @param string|null $password The password, if not provided password checking is skipped
     *   and result of find is returned.
     * @return bool|array Either false on failure, or an array of user data.
     */
    protected function _findUser($username, $password = null)
    {
        $result = $this->_query($username)->first();

        if (empty($result)) {
            return false;
        }

        if ($password !== null) {
            $hasher = $this->passwordHasher();
            $hashedPassword = $result->get($this->_config['fields']['password']);
            if (!$hasher->check($password, $hashedPassword)) {
                return false;
            }

            $this->_needsPasswordRehash = $hasher->needsRehash($hashedPassword);
            $result->unsetProperty($this->_config['fields']['password']);
        }

        return $result->toArray();
    }

    /**
     * Get query object for fetching user from database.
     *
     * @param string $username The username/identifier.
     * @return \Cake\ORM\Query
     */
    protected function _query($username)
    {
        $config = $this->_config;
        $table = TableRegistry::getTableLocator()->get($config['userModel']);

        $options = [
            'conditions' => [
                $table->aliasField($config['fields']['username']) => $username
            ]
        ];

        if (!empty($config['scope'])) {
            $options['conditions'] = array_merge($options['conditions'], $config['scope']);
        }
        if (!empty($config['contain'])) {
            $options['contain'] = $config['contain'];
        }

        $finder = $config['finder'];
        if (is_array($finder)) {
            $options += current($finder);
            $finder = key($finder);
        }

        $query = $table->find($finder, $options);

        return $query;
    }

    /**
     * Return password hasher object
     *
     * @return \Cake\Auth\AbstractPasswordHasher Password hasher instance
     * @throws \RuntimeException If password hasher class not found or
     *   it does not extend AbstractPasswordHasher
     */
    public function passwordHasher()
    {
        if ($this->_passwordHasher) {
            return $this->_passwordHasher;
        }

        $passwordHasher = $this->_config['passwordHasher'];

        return $this->_passwordHasher = PasswordHasherFactory::build($passwordHasher);
    }

    /**
     * Returns whether or not the password stored in the repository for the logged in user
     * requires to be rehashed with another algorithm
     *
     * @return bool
     */
    public function needsPasswordRehash()
    {
        return $this->_needsPasswordRehash;
    }

    /**
     * Authenticate a user based on the request information.
     *
     * @param \Cake\Http\ServerRequest $request Request to get authentication information from.
     * @param \Cake\Http\Response $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(ServerRequest $request, Response $response);

    /**
     * Get a user based on information in the request. Primarily used by stateless authentication
     * systems like basic and digest auth.
     *
     * @param \Cake\Http\ServerRequest $request Request object.
     * @return mixed Either false or an array of user information
     */
    public function getUser(ServerRequest $request)
    {
        return false;
    }

    /**
     * Handle unauthenticated access attempt. In implementation valid return values
     * can be:
     *
     * - Null - No action taken, AuthComponent should return appropriate response.
     * - Cake\Http\Response - A response object, which will cause AuthComponent to
     *   simply return that response.
     *
     * @param ServerRequest $request A request object.
     * @param \Cake\Http\Response $response A response object.
     * @return void
     */
    public function unauthenticated(ServerRequest $request, Response $response)

    {
    }

    /**
     * Returns a list of all events that this authenticate class will listen to.
     *
     * An authenticate class can listen to following events fired by AuthComponent:
     *
     * - `Auth.afterIdentify` - Fired after a user has been identified using one of
     *   configured authenticate class. The callback function should have signature
     *   like `afterIdentify(Event $event, array $user)` when `$user` is the
     *   identified user record.
     *
     * - `Auth.logout` - Fired when AuthComponent::logout() is called. The callback
     *   function should have signature like `logout(Event $event, array $user)`
     *   where `$user` is the user about to be logged out.
     *
     * @return array List of events this class listens to. Defaults to `[]`.
     */
    public function implementedEvents()
    {
        return [];
    }
}


1		<?php
2		/**
3		* Copyright 2016 - 2018, Cake Development Corporation (http://cakedc.com)
4		*
5		* Licensed under The MIT License
6		* Redistributions of files must retain the above copyright notice.
7		*
8		* @copyright Copyright 2016 - 2018, Cake Development Corporation (http://cakedc.com)
9		* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
10		*/
11
12		/**
13		* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
14		* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
15		*
16		* Licensed under The MIT License
17		* For full copyright and license information, please see the LICENSE.txt
18		* Redistributions of files must retain the above copyright notice.
19		*
20		* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
21		* @link http://cakephp.org CakePHP(tm) Project
22		* @since 0.10.0
23		* @license http://www.opensource.org/licenses/mit-license.php MIT License
24		*/
25
26		namespace CakeDC\Api\Service\Auth\Authenticate;
27
28		use CakeDC\Api\Service\Action\Action;
29
30		use Cake\Auth\PasswordHasherFactory;
31		use Cake\Core\InstanceConfigTrait;
32		use Cake\Event\EventListenerInterface;
33		use Cake\Http\Response;
34		use Cake\Http\ServerRequest;
35
36		use Cake\ORM\TableRegistry;
37
38		/**
39		* Base Authentication class with common methods and properties.
40		*
41		*/
42		abstract class BaseAuthenticate implements EventListenerInterface
43		{
44		use InstanceConfigTrait;
45
46		/**
47		* Default config for this object.
48		*
49		* - `fields` The fields to use to identify a user by.
50		* - `userModel` The alias for users table, defaults to Users.
51		* - `finder` The finder method to use to fetch user record. Defaults to 'all'.
52		* You can set finder name as string or an array where key is finder name and value
53		* is an array passed to `Table::find()` options.
54		* E.g. ['finderName' => ['some_finder_option' => 'some_value']]
55		* - `passwordHasher` Password hasher class. Can be a string specifying class name
56		* or an array containing `className` key, any other keys will be passed as
57		* config to the class. Defaults to 'Default'.
58		* - Options `scope` and `contain` have been deprecated since 3.1. Use custom
59		* finder instead to modify the query to fetch user record.
60		*
61		* @var array
62		*/
63		protected $_defaultConfig = [
64		'fields' => [
65		'username' => 'username',
66		'password' => 'password'
67		],
68		'userModel' => 'Users',
69		'scope' => [],
70		'finder' => 'all',
71		'contain' => null,
72		'passwordHasher' => 'Default'
73		];
74
75		/**
76		* An Action
77		*
78		* @var \CakeDC\Api\Service\Action\Action
79		*/
80		protected $_action;
81
82		/**
83		* Password hasher instance.
84		*
85		* @var \Cake\Auth\AbstractPasswordHasher
86		*/
87		protected $_passwordHasher;
88
89		/**
90		* Whether or not the user authenticated by this class
91		* requires their password to be rehashed with another algorithm.
92		*
93		* @var bool
94		*/
95		protected $_needsPasswordRehash = false;
96
97		/**
98		* Constructor
99		*
100		* @param \CakeDC\Api\Service\Action\Action $action An Action instance.
101		* @param array $config Array of config to use.
102		*/
103		public function __construct(Action $action, array $config = [])
104	66	{
105		$this->_action = $action;
106	66	$this->setConfig($config);
107	66	}
108	66
109		/**
110		* Find a user record using the username and password provided.
111		*
112		* Input passwords will be hashed even when a user doesn't exist. This
113		* helps mitigate timing attacks that are attempting to find valid usernames.
114		*
115		* @param string $username The username/identifier.
116		* @param string\|null $password The password, if not provided password checking is skipped
117		* and result of find is returned.
118		* @return bool\|array Either false on failure, or an array of user data.
119		*/
120		protected function _findUser($username, $password = null)
121	4	{
122		$result = $this->_query($username)->first();
123	4
124		if (empty($result)) {
125	4	return false;
126	1	}
127
128		if ($password !== null) {
129	4	$hasher = $this->passwordHasher();
130	4	$hashedPassword = $result->get($this->_config['fields']['password']);
131	4	if (!$hasher->check($password, $hashedPassword)) {
132	4	return false;
133	1	}
134
135		$this->_needsPasswordRehash = $hasher->needsRehash($hashedPassword);
136	3	$result->unsetProperty($this->_config['fields']['password']);
137	3	}
138	3
139		return $result->toArray();
140	3	}
141
142		/**
143		* Get query object for fetching user from database.
144		*
145		* @param string $username The username/identifier.
146		* @return \Cake\ORM\Query
147		*/
148		protected function _query($username)
149	57	{
150		$config = $this->_config;
151	57	$table = TableRegistry::getTableLocator()->get($config['userModel']);
152	57
153		$options = [
154		'conditions' => [
155		$table->aliasField($config['fields']['username']) => $username
156	57	]
157	57	];
158	57
159		if (!empty($config['scope'])) {
160	57	$options['conditions'] = array_merge($options['conditions'], $config['scope']);
161		}
162		if (!empty($config['contain'])) {
163	57	$options['contain'] = $config['contain'];
164		}
165
166		$finder = $config['finder'];
167	57	if (is_array($finder)) {
168	57	$options += current($finder);
169		$finder = key($finder);
170		}
171
172		$query = $table->find($finder, $options);
173	57
174		return $query;
175	57	}
176
177		/**
178		* Return password hasher object
179		*
180		* @return \Cake\Auth\AbstractPasswordHasher Password hasher instance
181		* @throws \RuntimeException If password hasher class not found or
182		* it does not extend AbstractPasswordHasher
183		*/
184		public function passwordHasher()
185	4	{
186		if ($this->_passwordHasher) {
187	4	return $this->_passwordHasher;
188		}
189
190		$passwordHasher = $this->_config['passwordHasher'];
191	4
192		return $this->_passwordHasher = PasswordHasherFactory::build($passwordHasher);
193	4	}
194
195		/**
196		* Returns whether or not the password stored in the repository for the logged in user
197		* requires to be rehashed with another algorithm
198		*
199		* @return bool
200		*/
201		public function needsPasswordRehash()
202		{
203		return $this->_needsPasswordRehash;
204		}
205
206		/**
207		* Authenticate a user based on the request information.
208		*
209		* @param \Cake\Http\ServerRequest $request Request to get authentication information from.
210		* @param \Cake\Http\Response $response A response object that can have headers added.
211		* @return mixed Either false on failure, or an array of user data on success.
212		*/
213		abstract public function authenticate(ServerRequest $request, Response $response);
214
215		/**
216		* Get a user based on information in the request. Primarily used by stateless authentication
217		* systems like basic and digest auth.
218		*
219		* @param \Cake\Http\ServerRequest $request Request object.
220		* @return mixed Either false or an array of user information
221		*/
222		public function getUser(ServerRequest $request)
223		{
224		return false;
225		}
226
227		/**
228		* Handle unauthenticated access attempt. In implementation valid return values
229		* can be:
230		*
231		* - Null - No action taken, AuthComponent should return appropriate response.
232		* - Cake\Http\Response - A response object, which will cause AuthComponent to
233		* simply return that response.
234		*
235		* @param ServerRequest $request A request object.
236		* @param \Cake\Http\Response $response A response object.
237		* @return void
238		*/
239		public function unauthenticated(ServerRequest $request, Response $response)
		0 ignored issues – show Unused Code introduced 2017-08-02 23:41 UTC by Report Bug Copy Issue Report The parameter `$request` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history... Unused Code introduced 2017-08-02 23:41 UTC by Report Bug Copy Issue Report The parameter `$response` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
240		{
241		}
242
243		/**
244		* Returns a list of all events that this authenticate class will listen to.
245		*
246		* An authenticate class can listen to following events fired by AuthComponent:
247		*
248		* - `Auth.afterIdentify` - Fired after a user has been identified using one of
249		* configured authenticate class. The callback function should have signature
250		* like `afterIdentify(Event $event, array $user)` when `$user` is the
251		* identified user record.
252		*
253		* - `Auth.logout` - Fired when AuthComponent::logout() is called. The callback
254		* function should have signature like `logout(Event $event, array $user)`
255		* where `$user` is the user about to be logged out.
256		*
257		* @return array List of events this class listens to. Defaults to `[]`.
258		*/
259		public function implementedEvents()
260	52	{
261		return [];
262	52	}
263		}
264

CakeDC / cakephp-api

BaseAuthenticate::_findUser() A last analyzed 2021-05-07 09:37 UTC

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BaseAuthenticate::_findUser() A
last analyzed 2021-05-07 09:37 UTC