Feature
7 years ago
View
7 years ago
Widget
7 years ago
phtml
7 years ago
Authorization.php
7 years ago
Feature.php
7 years ago
Filter.php
7 years ago
Manager.php
7 years ago
Subject.php
7 years ago
View.php
7 years ago
Subject.php
192 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * ====================================================================== |
| 5 | * LICENSE: This file is subject to the terms and conditions defined in * |
| 6 | * file 'license.txt', which is part of this source code package. * |
| 7 | * ====================================================================== |
| 8 | */ |
| 9 | |
| 10 | /** |
| 11 | * Backend subject |
| 12 | * |
| 13 | * Currently managed subject. Based on the HTTP request critiria, define what subject |
| 14 | * is currently managed with AAM UI. |
| 15 | * |
| 16 | * @package AAM |
| 17 | * @author Vasyl Martyniuk <vasyl@vasyltech.com> |
| 18 | */ |
| 19 | class AAM_Backend_Subject { |
| 20 | |
| 21 | /** |
| 22 | * Single instance of itself |
| 23 | * |
| 24 | * @var AAM_Backend_Subject |
| 25 | * |
| 26 | * @access protected |
| 27 | * @static |
| 28 | */ |
| 29 | protected static $instance = null; |
| 30 | |
| 31 | /** |
| 32 | * Subject information |
| 33 | * |
| 34 | * @var AAM_Core_Subject |
| 35 | * |
| 36 | * @access protected |
| 37 | */ |
| 38 | protected $subject = null; |
| 39 | |
| 40 | /** |
| 41 | * Constructor |
| 42 | * |
| 43 | * @return void |
| 44 | * |
| 45 | * @access protected |
| 46 | */ |
| 47 | protected function __construct() { |
| 48 | $subject = AAM_Core_Request::request('subject'); |
| 49 | |
| 50 | if ($subject) { |
| 51 | $instance = $this->initRequestedSubject( |
| 52 | $subject, AAM_Core_Request::request('subjectId') |
| 53 | ); |
| 54 | |
| 55 | $max = AAM::getUser()->getMaxLevel(); |
| 56 | |
| 57 | if ($max < AAM_Core_API::maxLevel($instance->getMaxLevel())) { |
| 58 | AAM::api()->denyAccess(array('reason' => 'User Level is too low')); |
| 59 | } |
| 60 | } else { |
| 61 | $this->initDefaultSubject(); |
| 62 | } |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * Initialize requested subject |
| 67 | * |
| 68 | * @param string $type |
| 69 | * @param string $id |
| 70 | * |
| 71 | * @return void |
| 72 | * |
| 73 | * @access protected |
| 74 | */ |
| 75 | protected function initRequestedSubject($type, $id) { |
| 76 | $classname = 'AAM_Core_Subject_' . ucfirst($type); |
| 77 | |
| 78 | if (class_exists($classname)) { |
| 79 | $subject = new $classname(stripslashes($id)); |
| 80 | $subject->initialize(); |
| 81 | |
| 82 | $this->setSubject($subject); |
| 83 | } else { |
| 84 | wp_die('Invalid subject type'); exit; |
| 85 | } |
| 86 | |
| 87 | return $subject; |
| 88 | } |
| 89 | |
| 90 | /** |
| 91 | * Initialize default subject |
| 92 | * |
| 93 | * Based on user permissions, pick the first available subject that current user |
| 94 | * can manage with AAM UI |
| 95 | * |
| 96 | * @return void |
| 97 | * |
| 98 | * @access protected |
| 99 | */ |
| 100 | protected function initDefaultSubject() { |
| 101 | // This cover the scenario when we directly go to user e.g. ?page=aam&user=38 |
| 102 | $forceUser = AAM_Core_Request::get('user'); |
| 103 | |
| 104 | // TODO: The aam_list_roles is legacy and can be removed in Oct 2021 |
| 105 | if (!$forceUser && (current_user_can('aam_manage_roles') || current_user_can('aam_list_roles'))) { |
| 106 | $roles = array_keys(get_editable_roles()); |
| 107 | $this->initRequestedSubject(AAM_Core_Subject_Role::UID, array_shift($roles)); |
| 108 | // TODO: The list_users is legacy and can be removed in Oct 2021 |
| 109 | } elseif (current_user_can('aam_manage_users') || current_user_can('list_users')) { |
| 110 | $this->initRequestedSubject( |
| 111 | AAM_Core_Subject_User::UID, |
| 112 | ($forceUser ? intval($forceUser) : get_current_user_id()) |
| 113 | ); |
| 114 | // TODO: The aam_list_roles is legacy and can be removed in Oct 2021 |
| 115 | } elseif (current_user_can('aam_manage_visitors')) { |
| 116 | $this->initRequestedSubject(AAM_Core_Subject_Visitor::UID, null); |
| 117 | } elseif (current_user_can('aam_manage_default')) { |
| 118 | $this->initRequestedSubject(AAM_Core_Subject_Default::UID, null); |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * Set subject |
| 124 | * |
| 125 | * @param AAM_Core_Subject $subject |
| 126 | * |
| 127 | * @access protected |
| 128 | */ |
| 129 | protected function setSubject(AAM_Core_Subject $subject) { |
| 130 | $this->subject = $subject; |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * Get subject property |
| 135 | * |
| 136 | * @return mixed |
| 137 | * |
| 138 | * @access public |
| 139 | */ |
| 140 | public function __get($name) { |
| 141 | return (!empty($this->subject->$name) ? $this->subject->$name : null); |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * Call subject's method |
| 146 | * |
| 147 | * @param string $name |
| 148 | * @param array $args |
| 149 | * |
| 150 | * @return mixed |
| 151 | * |
| 152 | * @access public |
| 153 | */ |
| 154 | public function __call($name, $args) { |
| 155 | //make sure that method is callable |
| 156 | if (method_exists($this->subject, $name)) { |
| 157 | $response = call_user_func_array(array($this->subject, $name), $args); |
| 158 | } else { |
| 159 | $response = null; |
| 160 | } |
| 161 | |
| 162 | return $response; |
| 163 | } |
| 164 | |
| 165 | /** |
| 166 | * Get AAM subject |
| 167 | * |
| 168 | * @return AAM_Core_Subject |
| 169 | * |
| 170 | * @access public |
| 171 | */ |
| 172 | public function get() { |
| 173 | return $this->subject; |
| 174 | } |
| 175 | |
| 176 | /** |
| 177 | * Get single instance of the subject |
| 178 | * |
| 179 | * @return AAM_Backend_Subject |
| 180 | * |
| 181 | * @access public |
| 182 | * @static |
| 183 | */ |
| 184 | public static function getInstance() { |
| 185 | if (is_null(self::$instance)) { |
| 186 | self::$instance = new self; |
| 187 | } |
| 188 | |
| 189 | return self::$instance; |
| 190 | } |
| 191 | |
| 192 | } |