Db
5 years ago
Session
5 years ago
Config.php
6 years ago
Db.php
6 years ago
Exception.php
6 years ago
LICENSE.txt
6 years ago
Registry.php
6 years ago
Session.php
5 years ago
Version.php
6 years ago
Registry.php
211 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Zend Framework |
| 4 | * |
| 5 | * LICENSE |
| 6 | * |
| 7 | * This source file is subject to the new BSD license that is bundled |
| 8 | * with this package in the file LICENSE.txt. |
| 9 | * It is also available through the world-wide-web at this URL: |
| 10 | * http://framework.zend.com/license/new-bsd |
| 11 | * If you did not receive a copy of the license and are unable to |
| 12 | * obtain it through the world-wide-web, please send an email |
| 13 | * to license@zend.com so we can send you a copy immediately. |
| 14 | * |
| 15 | * @category Zend |
| 16 | * @package Zend_Registry |
| 17 | * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com) |
| 18 | * @license http://framework.zend.com/license/new-bsd New BSD License |
| 19 | * @version $Id: Registry.php 23775 2011-03-01 17:25:24Z ralph $ |
| 20 | */ |
| 21 | |
| 22 | /** |
| 23 | * Generic storage class helps to manage global data. |
| 24 | * |
| 25 | * @category Zend |
| 26 | * @package Zend_Registry |
| 27 | * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com) |
| 28 | * @license http://framework.zend.com/license/new-bsd New BSD License |
| 29 | */ |
| 30 | class Zend_Registry extends ArrayObject |
| 31 | { |
| 32 | /** |
| 33 | * Class name of the singleton registry object. |
| 34 | * @var string |
| 35 | */ |
| 36 | private static $_registryClassName = 'Zend_Registry'; |
| 37 | |
| 38 | /** |
| 39 | * Registry object provides storage for shared objects. |
| 40 | * @var Zend_Registry |
| 41 | */ |
| 42 | private static $_registry = null; |
| 43 | |
| 44 | /** |
| 45 | * Retrieves the default registry instance. |
| 46 | * |
| 47 | * @return Zend_Registry |
| 48 | */ |
| 49 | public static function getInstance() |
| 50 | { |
| 51 | if (self::$_registry === null) { |
| 52 | self::init(); |
| 53 | } |
| 54 | |
| 55 | return self::$_registry; |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Set the default registry instance to a specified instance. |
| 60 | * |
| 61 | * @param Zend_Registry $registry An object instance of type Zend_Registry, |
| 62 | * or a subclass. |
| 63 | * @return void |
| 64 | * @throws Zend_Exception if registry is already initialized. |
| 65 | */ |
| 66 | public static function setInstance(Zend_Registry $registry) |
| 67 | { |
| 68 | if (self::$_registry !== null) { |
| 69 | // require_once 'Zend/Exception.php'; |
| 70 | throw new Zend_Exception('Registry is already initialized'); |
| 71 | } |
| 72 | |
| 73 | self::setClassName(get_class($registry)); |
| 74 | self::$_registry = $registry; |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Initialize the default registry instance. |
| 79 | * |
| 80 | * @return void |
| 81 | */ |
| 82 | protected static function init() |
| 83 | { |
| 84 | self::setInstance(new self::$_registryClassName()); |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * Set the class name to use for the default registry instance. |
| 89 | * Does not affect the currently initialized instance, it only applies |
| 90 | * for the next time you instantiate. |
| 91 | * |
| 92 | * @param string $registryClassName |
| 93 | * @return void |
| 94 | * @throws Zend_Exception if the registry is initialized or if the |
| 95 | * class name is not valid. |
| 96 | */ |
| 97 | public static function setClassName($registryClassName = 'Zend_Registry') |
| 98 | { |
| 99 | if (self::$_registry !== null) { |
| 100 | // require_once 'Zend/Exception.php'; |
| 101 | throw new Zend_Exception('Registry is already initialized'); |
| 102 | } |
| 103 | |
| 104 | if (!is_string($registryClassName)) { |
| 105 | // require_once 'Zend/Exception.php'; |
| 106 | throw new Zend_Exception("Argument is not a class name"); |
| 107 | } |
| 108 | |
| 109 | /** |
| 110 | * @see Zend_Loader |
| 111 | */ |
| 112 | if (!class_exists($registryClassName)) { |
| 113 | // require_once 'Zend/Loader.php'; |
| 114 | Zend_Loader::loadClass($registryClassName); |
| 115 | } |
| 116 | |
| 117 | self::$_registryClassName = $registryClassName; |
| 118 | } |
| 119 | |
| 120 | /** |
| 121 | * Unset the default registry instance. |
| 122 | * Primarily used in tearDown() in unit tests. |
| 123 | * @returns void |
| 124 | */ |
| 125 | public static function _unsetInstance() |
| 126 | { |
| 127 | self::$_registry = null; |
| 128 | } |
| 129 | |
| 130 | /** |
| 131 | * getter method, basically same as offsetGet(). |
| 132 | * |
| 133 | * This method can be called from an object of type Zend_Registry, or it |
| 134 | * can be called statically. In the latter case, it uses the default |
| 135 | * static instance stored in the class. |
| 136 | * |
| 137 | * @param string $index - get the value associated with $index |
| 138 | * @return mixed |
| 139 | * @throws Zend_Exception if no entry is registerd for $index. |
| 140 | */ |
| 141 | public static function get($index) |
| 142 | { |
| 143 | $instance = self::getInstance(); |
| 144 | |
| 145 | if (!$instance->offsetExists($index)) { |
| 146 | // require_once 'Zend/Exception.php'; |
| 147 | // debug_print_backtrace(); |
| 148 | throw new Zend_Exception("No entry is registered for key '$index'" ); |
| 149 | } |
| 150 | |
| 151 | return $instance->offsetGet($index); |
| 152 | } |
| 153 | |
| 154 | /** |
| 155 | * setter method, basically same as offsetSet(). |
| 156 | * |
| 157 | * This method can be called from an object of type Zend_Registry, or it |
| 158 | * can be called statically. In the latter case, it uses the default |
| 159 | * static instance stored in the class. |
| 160 | * |
| 161 | * @param string $index The location in the ArrayObject in which to store |
| 162 | * the value. |
| 163 | * @param mixed $value The object to store in the ArrayObject. |
| 164 | * @return void |
| 165 | */ |
| 166 | public static function set($index, $value) |
| 167 | { |
| 168 | $instance = self::getInstance(); |
| 169 | $instance->offsetSet($index, $value); |
| 170 | } |
| 171 | |
| 172 | /** |
| 173 | * Returns TRUE if the $index is a named value in the registry, |
| 174 | * or FALSE if $index was not found in the registry. |
| 175 | * |
| 176 | * @param string $index |
| 177 | * @return boolean |
| 178 | */ |
| 179 | public static function isRegistered($index) |
| 180 | { |
| 181 | if (self::$_registry === null) { |
| 182 | return false; |
| 183 | } |
| 184 | return self::$_registry->offsetExists($index); |
| 185 | } |
| 186 | |
| 187 | /** |
| 188 | * Constructs a parent ArrayObject with default |
| 189 | * ARRAY_AS_PROPS to allow acces as an object |
| 190 | * |
| 191 | * @param array $array data array |
| 192 | * @param integer $flags ArrayObject flags |
| 193 | */ |
| 194 | public function __construct($array = array(), $flags = parent::ARRAY_AS_PROPS) |
| 195 | { |
| 196 | parent::__construct($array, $flags); |
| 197 | } |
| 198 | |
| 199 | /** |
| 200 | * @param string $index |
| 201 | * @returns mixed |
| 202 | * |
| 203 | * Workaround for http://bugs.php.net/bug.php?id=40442 (ZF-960). |
| 204 | */ |
| 205 | public function offsetExists($index) |
| 206 | { |
| 207 | return array_key_exists($index, $this); |
| 208 | } |
| 209 | |
| 210 | } |
| 211 |