1: <?php
 2: /**
 3:  * CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
 4:  * Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
 5:  *
 6:  * Licensed under The MIT License
 7:  * For full copyright and license information, please see the LICENSE.txt
 8:  * Redistributions of files must retain the above copyright notice.
 9:  *
10:  * @copyright     Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
11:  * @link          https://cakephp.org CakePHP(tm) Project
12:  * @since         1.1.7
13:  * @license       https://opensource.org/licenses/mit-license.php MIT License
14:  */
15: namespace Cake\View\Helper;
16: 
17: use Cake\View\Helper;
18: use Cake\View\View;
19: 
20: /**
21:  * Session Helper.
22:  *
23:  * Session reading from the view.
24:  *
25:  * @link https://book.cakephp.org/3.0/en/views/helpers/session.html
26:  * @deprecated 3.0.2 Use request->session() instead.
27:  */
28: class SessionHelper extends Helper
29: {
30:     /**
31:      * Constructor
32:      *
33:      * @param \Cake\View\View $View The View this helper is being attached to.
34:      * @param array $config Configuration settings for the helper.
35:      */
36:     public function __construct(View $View, array $config = [])
37:     {
38:         deprecationWarning(
39:             'SessionHelper is deprecated and will be removed in 4.0.0. ' .
40:             'Use request->session() instead.'
41:         );
42: 
43:         parent::__construct($View, $config);
44:     }
45: 
46:     /**
47:      * Reads a session value for a key or returns values for all keys.
48:      *
49:      * In your view:
50:      * ```
51:      * $this->Session->read('Controller.sessKey');
52:      * ```
53:      * Calling the method without a param will return all session vars
54:      *
55:      * @param string|null $name The name of the session key you want to read
56:      * @return mixed Values from the session vars
57:      */
58:     public function read($name = null)
59:     {
60:         return $this->_View->getRequest()->getSession()->read($name);
61:     }
62: 
63:     /**
64:      * Checks if a session key has been set.
65:      *
66:      * In your view:
67:      * ```
68:      * $this->Session->check('Controller.sessKey');
69:      * ```
70:      *
71:      * @param string $name Session key to check.
72:      * @return bool
73:      */
74:     public function check($name)
75:     {
76:         return $this->_View->getRequest()->getSession()->check($name);
77:     }
78: 
79:     /**
80:      * Event listeners.
81:      *
82:      * @return array
83:      */
84:     public function implementedEvents()
85:     {
86:         return [];
87:     }
88: }
89: