[126] | 1 | <?php |
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| 2 | /** |
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| 3 | * Dispatcher takes the URL information, parses it for paramters and |
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| 4 | * tells the involved controllers what to do. |
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| 5 | * |
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| 6 | * This is the heart of Cake's operation. |
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| 7 | * |
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| 8 | * PHP versions 4 and 5 |
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| 9 | * |
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| 10 | * CakePHP(tm) : Rapid Development Framework (http://cakephp.org) |
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| 11 | * Copyright 2005-2011, Cake Software Foundation, Inc. (http://cakefoundation.org) |
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| 12 | * |
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| 13 | * Licensed under The MIT License |
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| 14 | * Redistributions of files must retain the above copyright notice. |
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| 15 | * |
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| 16 | * @copyright Copyright 2005-2011, Cake Software Foundation, Inc. (http://cakefoundation.org) |
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| 17 | * @link http://cakephp.org CakePHP(tm) Project |
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| 18 | * @package cake |
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| 19 | * @subpackage cake.cake |
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| 20 | * @since CakePHP(tm) v 0.2.9 |
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| 21 | * @license MIT License (http://www.opensource.org/licenses/mit-license.php) |
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| 22 | */ |
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| 23 | |
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| 24 | /** |
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| 25 | * List of helpers to include |
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| 26 | */ |
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| 27 | App::import('Core', 'Router'); |
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| 28 | App::import('Controller', 'Controller', false); |
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| 29 | |
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| 30 | /** |
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| 31 | * Dispatcher translates URLs to controller-action-paramter triads. |
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| 32 | * |
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| 33 | * Dispatches the request, creating appropriate models and controllers. |
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| 34 | * |
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| 35 | * @package cake |
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| 36 | * @subpackage cake.cake |
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| 37 | */ |
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| 38 | class Dispatcher extends Object { |
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| 39 | |
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| 40 | /** |
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| 41 | * Base URL |
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| 42 | * |
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| 43 | * @var string |
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| 44 | * @access public |
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| 45 | */ |
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| 46 | var $base = false; |
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| 47 | |
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| 48 | /** |
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| 49 | * webroot path |
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| 50 | * |
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| 51 | * @var string |
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| 52 | * @access public |
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| 53 | */ |
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| 54 | var $webroot = '/'; |
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| 55 | |
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| 56 | /** |
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| 57 | * Current URL |
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| 58 | * |
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| 59 | * @var string |
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| 60 | * @access public |
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| 61 | */ |
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| 62 | var $here = false; |
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| 63 | |
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| 64 | /** |
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| 65 | * the params for this request |
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| 66 | * |
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| 67 | * @var string |
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| 68 | * @access public |
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| 69 | */ |
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| 70 | var $params = null; |
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| 71 | |
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| 72 | /** |
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| 73 | * Constructor. |
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| 74 | */ |
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| 75 | function __construct($url = null, $base = false) { |
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| 76 | if ($base !== false) { |
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| 77 | Configure::write('App.base', $base); |
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| 78 | } |
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| 79 | if ($url !== null) { |
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| 80 | return $this->dispatch($url); |
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| 81 | } |
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| 82 | } |
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| 83 | |
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| 84 | /** |
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| 85 | * Dispatches and invokes given URL, handing over control to the involved controllers, and then renders the |
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| 86 | * results (if autoRender is set). |
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| 87 | * |
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| 88 | * If no controller of given name can be found, invoke() shows error messages in |
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| 89 | * the form of Missing Controllers information. It does the same with Actions (methods of Controllers are called |
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| 90 | * Actions). |
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| 91 | * |
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| 92 | * @param string $url URL information to work on |
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| 93 | * @param array $additionalParams Settings array ("bare", "return") which is melded with the GET and POST params |
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| 94 | * @return boolean Success |
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| 95 | * @access public |
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| 96 | */ |
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| 97 | function dispatch($url = null, $additionalParams = array()) { |
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| 98 | if ($this->base === false) { |
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| 99 | $this->base = $this->baseUrl(); |
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| 100 | } |
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| 101 | |
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| 102 | if (is_array($url)) { |
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| 103 | $url = $this->__extractParams($url, $additionalParams); |
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| 104 | } else { |
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| 105 | if ($url) { |
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| 106 | $_GET['url'] = $url; |
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| 107 | } |
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| 108 | $url = $this->getUrl(); |
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| 109 | $this->params = array_merge($this->parseParams($url), $additionalParams); |
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| 110 | } |
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| 111 | $this->here = $this->base . '/' . $url; |
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| 112 | |
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| 113 | if ($this->asset($url) || $this->cached($url)) { |
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| 114 | return; |
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| 115 | } |
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| 116 | $controller =& $this->__getController(); |
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| 117 | |
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| 118 | if (!is_object($controller)) { |
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| 119 | Router::setRequestInfo(array($this->params, array('base' => $this->base, 'webroot' => $this->webroot))); |
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| 120 | return $this->cakeError('missingController', array(array( |
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| 121 | 'className' => Inflector::camelize($this->params['controller']) . 'Controller', |
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| 122 | 'webroot' => $this->webroot, |
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| 123 | 'url' => $url, |
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| 124 | 'base' => $this->base |
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| 125 | ))); |
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| 126 | } |
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| 127 | $privateAction = $this->params['action'][0] === '_'; |
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| 128 | $prefixes = Router::prefixes(); |
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| 129 | |
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| 130 | if (!empty($prefixes)) { |
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| 131 | if (isset($this->params['prefix'])) { |
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| 132 | $this->params['action'] = $this->params['prefix'] . '_' . $this->params['action']; |
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| 133 | } elseif (strpos($this->params['action'], '_') > 0) { |
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| 134 | list($prefix, $action) = explode('_', $this->params['action']); |
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| 135 | $privateAction = in_array($prefix, $prefixes); |
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| 136 | } |
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| 137 | } |
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| 138 | |
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| 139 | Router::setRequestInfo(array( |
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| 140 | $this->params, array('base' => $this->base, 'here' => $this->here, 'webroot' => $this->webroot) |
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| 141 | )); |
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| 142 | |
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| 143 | if ($privateAction) { |
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| 144 | return $this->cakeError('privateAction', array(array( |
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| 145 | 'className' => Inflector::camelize($this->params['controller'] . "Controller"), |
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| 146 | 'action' => $this->params['action'], |
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| 147 | 'webroot' => $this->webroot, |
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| 148 | 'url' => $url, |
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| 149 | 'base' => $this->base |
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| 150 | ))); |
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| 151 | } |
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| 152 | $controller->base = $this->base; |
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| 153 | $controller->here = $this->here; |
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| 154 | $controller->webroot = $this->webroot; |
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| 155 | $controller->plugin = isset($this->params['plugin']) ? $this->params['plugin'] : null; |
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| 156 | $controller->params =& $this->params; |
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| 157 | $controller->action =& $this->params['action']; |
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| 158 | $controller->passedArgs = array_merge($this->params['pass'], $this->params['named']); |
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| 159 | |
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| 160 | if (!empty($this->params['data'])) { |
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| 161 | $controller->data =& $this->params['data']; |
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| 162 | } else { |
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| 163 | $controller->data = null; |
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| 164 | } |
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| 165 | if (isset($this->params['return']) && $this->params['return'] == 1) { |
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| 166 | $controller->autoRender = false; |
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| 167 | } |
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| 168 | if (!empty($this->params['bare'])) { |
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| 169 | $controller->autoLayout = false; |
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| 170 | } |
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| 171 | return $this->_invoke($controller, $this->params); |
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| 172 | } |
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| 173 | |
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| 174 | /** |
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| 175 | * Initializes the components and models a controller will be using. |
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| 176 | * Triggers the controller action, and invokes the rendering if Controller::$autoRender is true and echo's the output. |
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| 177 | * Otherwise the return value of the controller action are returned. |
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| 178 | * |
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| 179 | * @param object $controller Controller to invoke |
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| 180 | * @param array $params Parameters with at least the 'action' to invoke |
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| 181 | * @param boolean $missingAction Set to true if missing action should be rendered, false otherwise |
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| 182 | * @return string Output as sent by controller |
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| 183 | * @access protected |
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| 184 | */ |
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| 185 | function _invoke(&$controller, $params) { |
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| 186 | $controller->constructClasses(); |
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| 187 | $controller->startupProcess(); |
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| 188 | |
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| 189 | $methods = array_flip($controller->methods); |
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| 190 | |
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| 191 | if (!isset($methods[strtolower($params['action'])])) { |
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| 192 | if ($controller->scaffold !== false) { |
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| 193 | App::import('Controller', 'Scaffold', false); |
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| 194 | return new Scaffold($controller, $params); |
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| 195 | } |
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| 196 | return $this->cakeError('missingAction', array(array( |
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| 197 | 'className' => Inflector::camelize($params['controller']."Controller"), |
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| 198 | 'action' => $params['action'], |
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| 199 | 'webroot' => $this->webroot, |
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| 200 | 'url' => $this->here, |
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| 201 | 'base' => $this->base |
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| 202 | ))); |
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| 203 | } |
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| 204 | $output = call_user_func_array(array(&$controller, $params['action']), $params['pass']); |
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| 205 | |
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| 206 | if ($controller->autoRender) { |
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| 207 | $controller->output = $controller->render(); |
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| 208 | } elseif (empty($controller->output)) { |
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| 209 | $controller->output = $output; |
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| 210 | } |
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| 211 | $controller->shutdownProcess(); |
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| 212 | |
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| 213 | if (isset($params['return'])) { |
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| 214 | return $controller->output; |
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| 215 | } |
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| 216 | echo($controller->output); |
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| 217 | } |
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| 218 | |
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| 219 | /** |
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| 220 | * Sets the params when $url is passed as an array to Object::requestAction(); |
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| 221 | * Merges the $url and $additionalParams and creates a string url. |
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| 222 | * |
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| 223 | * @param array $url Array or request parameters |
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| 224 | * @param array $additionalParams Array of additional parameters. |
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| 225 | * @return string $url The generated url string. |
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| 226 | * @access private |
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| 227 | */ |
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| 228 | function __extractParams($url, $additionalParams = array()) { |
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| 229 | $defaults = array('pass' => array(), 'named' => array(), 'form' => array()); |
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| 230 | $params = array_merge($defaults, $url, $additionalParams); |
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| 231 | $this->params = $params; |
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| 232 | |
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| 233 | $params += array('base' => false, 'url' => array()); |
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| 234 | return ltrim(Router::reverse($params), '/'); |
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| 235 | } |
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| 236 | |
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| 237 | /** |
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| 238 | * Returns array of GET and POST parameters. GET parameters are taken from given URL. |
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| 239 | * |
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| 240 | * @param string $fromUrl URL to mine for parameter information. |
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| 241 | * @return array Parameters found in POST and GET. |
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| 242 | * @access public |
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| 243 | */ |
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| 244 | function parseParams($fromUrl) { |
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| 245 | $params = array(); |
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| 246 | |
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| 247 | if (isset($_POST)) { |
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| 248 | $params['form'] = $_POST; |
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| 249 | if (ini_get('magic_quotes_gpc') === '1') { |
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| 250 | $params['form'] = stripslashes_deep($params['form']); |
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| 251 | } |
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| 252 | if (env('HTTP_X_HTTP_METHOD_OVERRIDE')) { |
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| 253 | $params['form']['_method'] = env('HTTP_X_HTTP_METHOD_OVERRIDE'); |
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| 254 | } |
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| 255 | if (isset($params['form']['_method'])) { |
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| 256 | if (!empty($_SERVER)) { |
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| 257 | $_SERVER['REQUEST_METHOD'] = $params['form']['_method']; |
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| 258 | } else { |
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| 259 | $_ENV['REQUEST_METHOD'] = $params['form']['_method']; |
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| 260 | } |
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| 261 | unset($params['form']['_method']); |
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| 262 | } |
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| 263 | } |
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| 264 | $namedExpressions = Router::getNamedExpressions(); |
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| 265 | extract($namedExpressions); |
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| 266 | include CONFIGS . 'routes.php'; |
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| 267 | $params = array_merge(array('controller' => '', 'action' => ''), Router::parse($fromUrl), $params); |
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| 268 | |
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| 269 | if (empty($params['action'])) { |
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| 270 | $params['action'] = 'index'; |
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| 271 | } |
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| 272 | if (isset($params['form']['data'])) { |
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| 273 | $params['data'] = $params['form']['data']; |
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| 274 | unset($params['form']['data']); |
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| 275 | } |
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| 276 | if (isset($_GET)) { |
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| 277 | if (ini_get('magic_quotes_gpc') === '1') { |
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| 278 | $url = stripslashes_deep($_GET); |
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| 279 | } else { |
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| 280 | $url = $_GET; |
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| 281 | } |
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| 282 | if (isset($params['url'])) { |
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| 283 | $params['url'] = array_merge($params['url'], $url); |
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| 284 | } else { |
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| 285 | $params['url'] = $url; |
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| 286 | } |
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| 287 | } |
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| 288 | |
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| 289 | foreach ($_FILES as $name => $data) { |
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| 290 | if ($name != 'data') { |
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| 291 | $params['form'][$name] = $data; |
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| 292 | } |
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| 293 | } |
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| 294 | |
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| 295 | if (isset($_FILES['data'])) { |
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| 296 | foreach ($_FILES['data'] as $key => $data) { |
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| 297 | foreach ($data as $model => $fields) { |
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| 298 | if (is_array($fields)) { |
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| 299 | foreach ($fields as $field => $value) { |
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| 300 | if (is_array($value)) { |
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| 301 | foreach ($value as $k => $v) { |
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| 302 | $params['data'][$model][$field][$k][$key] = $v; |
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| 303 | } |
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| 304 | } else { |
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| 305 | $params['data'][$model][$field][$key] = $value; |
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| 306 | } |
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| 307 | } |
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| 308 | } else { |
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| 309 | $params['data'][$model][$key] = $fields; |
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| 310 | } |
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| 311 | } |
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| 312 | } |
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| 313 | } |
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| 314 | return $params; |
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| 315 | } |
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| 316 | |
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| 317 | /** |
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| 318 | * Returns a base URL and sets the proper webroot |
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| 319 | * |
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| 320 | * @return string Base URL |
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| 321 | * @access public |
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| 322 | */ |
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| 323 | function baseUrl() { |
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| 324 | $dir = $webroot = null; |
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| 325 | $config = Configure::read('App'); |
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| 326 | extract($config); |
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| 327 | |
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| 328 | if (!$base) { |
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| 329 | $base = $this->base; |
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| 330 | } |
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| 331 | if ($base !== false) { |
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| 332 | $this->webroot = $base . '/'; |
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| 333 | return $this->base = $base; |
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| 334 | } |
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| 335 | if (!$baseUrl) { |
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| 336 | $replace = array('<', '>', '*', '\'', '"'); |
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| 337 | $base = str_replace($replace, '', dirname(env('PHP_SELF'))); |
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| 338 | |
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| 339 | if ($webroot === 'webroot' && $webroot === basename($base)) { |
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| 340 | $base = dirname($base); |
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| 341 | } |
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| 342 | if ($dir === 'app' && $dir === basename($base)) { |
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| 343 | $base = dirname($base); |
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| 344 | } |
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| 345 | |
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| 346 | if ($base === DS || $base === '.') { |
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| 347 | $base = ''; |
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| 348 | } |
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| 349 | |
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| 350 | $this->webroot = $base .'/'; |
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| 351 | return $base; |
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| 352 | } |
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| 353 | |
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| 354 | $file = '/' . basename($baseUrl); |
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| 355 | $base = dirname($baseUrl); |
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| 356 | |
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| 357 | if ($base === DS || $base === '.') { |
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| 358 | $base = ''; |
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| 359 | } |
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| 360 | $this->webroot = $base . '/'; |
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| 361 | |
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| 362 | $docRoot = realpath(env('DOCUMENT_ROOT')); |
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| 363 | $docRootContainsWebroot = strpos($docRoot, $dir . '/' . $webroot); |
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| 364 | |
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| 365 | if (!empty($base) || !$docRootContainsWebroot) { |
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| 366 | if (strpos($this->webroot, $dir) === false) { |
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| 367 | $this->webroot .= $dir . '/' ; |
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| 368 | } |
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| 369 | if (strpos($this->webroot, $webroot) === false) { |
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| 370 | $this->webroot .= $webroot . '/'; |
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| 371 | } |
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| 372 | } |
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| 373 | return $base . $file; |
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| 374 | } |
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| 375 | |
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| 376 | /** |
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| 377 | * Get controller to use, either plugin controller or application controller |
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| 378 | * |
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| 379 | * @param array $params Array of parameters |
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| 380 | * @return mixed name of controller if not loaded, or object if loaded |
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| 381 | * @access private |
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| 382 | */ |
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| 383 | function &__getController() { |
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| 384 | $controller = false; |
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| 385 | $ctrlClass = $this->__loadController($this->params); |
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| 386 | if (!$ctrlClass) { |
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| 387 | return $controller; |
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| 388 | } |
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| 389 | $ctrlClass .= 'Controller'; |
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| 390 | if (class_exists($ctrlClass)) { |
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| 391 | $controller =& new $ctrlClass(); |
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| 392 | } |
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| 393 | return $controller; |
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| 394 | } |
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| 395 | |
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| 396 | /** |
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| 397 | * Load controller and return controller classname |
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| 398 | * |
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| 399 | * @param array $params Array of parameters |
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| 400 | * @return string|bool Name of controller class name |
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| 401 | * @access private |
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| 402 | */ |
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| 403 | function __loadController($params) { |
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| 404 | $pluginName = $pluginPath = $controller = null; |
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| 405 | if (!empty($params['plugin'])) { |
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| 406 | $pluginName = $controller = Inflector::camelize($params['plugin']); |
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| 407 | $pluginPath = $pluginName . '.'; |
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| 408 | } |
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| 409 | if (!empty($params['controller'])) { |
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| 410 | $controller = Inflector::camelize($params['controller']); |
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| 411 | } |
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| 412 | if ($pluginPath . $controller) { |
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| 413 | if (App::import('Controller', $pluginPath . $controller)) { |
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| 414 | return $controller; |
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| 415 | } |
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| 416 | } |
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| 417 | return false; |
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| 418 | } |
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| 419 | |
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| 420 | /** |
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| 421 | * Returns the REQUEST_URI from the server environment, or, failing that, |
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| 422 | * constructs a new one, using the PHP_SELF constant and other variables. |
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| 423 | * |
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| 424 | * @return string URI |
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| 425 | * @access public |
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| 426 | */ |
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| 427 | function uri() { |
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| 428 | foreach (array('HTTP_X_REWRITE_URL', 'REQUEST_URI', 'argv') as $var) { |
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| 429 | if ($uri = env($var)) { |
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| 430 | if ($var == 'argv') { |
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| 431 | $uri = $uri[0]; |
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| 432 | } |
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| 433 | break; |
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| 434 | } |
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| 435 | } |
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| 436 | $base = preg_replace('/^\//', '', '' . Configure::read('App.baseUrl')); |
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| 437 | |
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| 438 | if ($base) { |
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| 439 | $uri = preg_replace('/^(?:\/)?(?:' . preg_quote($base, '/') . ')?(?:url=)?/', '', $uri); |
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| 440 | } |
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| 441 | if (PHP_SAPI == 'isapi') { |
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| 442 | $uri = preg_replace('/^(?:\/)?(?:\/)?(?:\?)?(?:url=)?/', '', $uri); |
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| 443 | } |
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| 444 | if (!empty($uri)) { |
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| 445 | if (key($_GET) && strpos(key($_GET), '?') !== false) { |
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| 446 | unset($_GET[key($_GET)]); |
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| 447 | } |
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| 448 | $uri = explode('?', $uri, 2); |
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| 449 | |
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| 450 | if (isset($uri[1])) { |
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| 451 | parse_str($uri[1], $_GET); |
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| 452 | } |
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| 453 | $uri = $uri[0]; |
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| 454 | } else { |
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| 455 | $uri = env('QUERY_STRING'); |
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| 456 | } |
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| 457 | if (is_string($uri) && strpos($uri, 'index.php') !== false) { |
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| 458 | list(, $uri) = explode('index.php', $uri, 2); |
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| 459 | } |
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| 460 | if (empty($uri) || $uri == '/' || $uri == '//') { |
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| 461 | return ''; |
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| 462 | } |
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| 463 | return str_replace('//', '/', '/' . $uri); |
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| 464 | } |
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| 465 | |
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| 466 | /** |
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| 467 | * Returns and sets the $_GET[url] derived from the REQUEST_URI |
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| 468 | * |
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| 469 | * @param string $uri Request URI |
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| 470 | * @param string $base Base path |
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| 471 | * @return string URL |
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| 472 | * @access public |
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| 473 | */ |
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| 474 | function getUrl($uri = null, $base = null) { |
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| 475 | if (empty($_GET['url'])) { |
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| 476 | if ($uri == null) { |
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| 477 | $uri = $this->uri(); |
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| 478 | } |
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| 479 | if ($base == null) { |
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| 480 | $base = $this->base; |
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| 481 | } |
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| 482 | $url = null; |
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| 483 | $tmpUri = preg_replace('/^(?:\?)?(?:\/)?/', '', $uri); |
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| 484 | $baseDir = preg_replace('/^\//', '', dirname($base)) . '/'; |
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| 485 | |
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| 486 | if ($tmpUri === '/' || $tmpUri == $baseDir || $tmpUri == $base) { |
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| 487 | $url = $_GET['url'] = '/'; |
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| 488 | } else { |
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| 489 | if ($base && strpos($uri, $base) === 0) { |
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| 490 | $elements = explode($base, $uri, 2); |
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| 491 | } elseif (preg_match('/^[\/\?\/|\/\?|\?\/]/', $uri)) { |
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| 492 | $elements = array(1 => preg_replace('/^[\/\?\/|\/\?|\?\/]/', '', $uri)); |
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| 493 | } else { |
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| 494 | $elements = array(); |
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| 495 | } |
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| 496 | |
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| 497 | if (!empty($elements[1])) { |
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| 498 | $_GET['url'] = $elements[1]; |
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| 499 | $url = $elements[1]; |
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| 500 | } else { |
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| 501 | $url = $_GET['url'] = '/'; |
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| 502 | } |
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| 503 | |
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| 504 | if (strpos($url, '/') === 0 && $url != '/') { |
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| 505 | $url = $_GET['url'] = substr($url, 1); |
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| 506 | } |
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| 507 | } |
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| 508 | } else { |
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| 509 | $url = $_GET['url']; |
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| 510 | } |
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| 511 | if ($url{0} == '/') { |
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| 512 | $url = substr($url, 1); |
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| 513 | } |
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| 514 | return $url; |
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| 515 | } |
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| 516 | |
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| 517 | /** |
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| 518 | * Outputs cached dispatch view cache |
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| 519 | * |
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| 520 | * @param string $url Requested URL |
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| 521 | * @access public |
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| 522 | */ |
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| 523 | function cached($url) { |
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| 524 | if (Configure::read('Cache.check') === true) { |
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| 525 | $path = $this->here; |
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| 526 | if ($this->here == '/') { |
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| 527 | $path = 'home'; |
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| 528 | } |
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| 529 | $path = strtolower(Inflector::slug($path)); |
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| 530 | |
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| 531 | $filename = CACHE . 'views' . DS . $path . '.php'; |
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| 532 | |
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| 533 | if (!file_exists($filename)) { |
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| 534 | $filename = CACHE . 'views' . DS . $path . '_index.php'; |
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| 535 | } |
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| 536 | |
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| 537 | if (file_exists($filename)) { |
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| 538 | if (!class_exists('View')) { |
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| 539 | App::import('View', 'View', false); |
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| 540 | } |
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| 541 | $controller = null; |
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| 542 | $view =& new View($controller); |
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| 543 | $return = $view->renderCache($filename, getMicrotime()); |
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| 544 | if (!$return) { |
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| 545 | ClassRegistry::removeObject('view'); |
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| 546 | } |
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| 547 | return $return; |
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| 548 | } |
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| 549 | } |
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| 550 | return false; |
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| 551 | } |
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| 552 | |
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| 553 | /** |
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| 554 | * Checks if a requested asset exists and sends it to the browser |
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| 555 | * |
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| 556 | * @param $url string $url Requested URL |
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| 557 | * @return boolean True on success if the asset file was found and sent |
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| 558 | * @access public |
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| 559 | */ |
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| 560 | function asset($url) { |
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| 561 | if (strpos($url, '..') !== false || strpos($url, '.') === false) { |
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| 562 | return false; |
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| 563 | } |
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| 564 | $filters = Configure::read('Asset.filter'); |
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| 565 | $isCss = ( |
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| 566 | strpos($url, 'ccss/') === 0 || |
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| 567 | preg_match('#^(theme/([^/]+)/ccss/)|(([^/]+)(?<!css)/ccss)/#i', $url) |
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| 568 | ); |
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| 569 | $isJs = ( |
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| 570 | strpos($url, 'cjs/') === 0 || |
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| 571 | preg_match('#^/((theme/[^/]+)/cjs/)|(([^/]+)(?<!js)/cjs)/#i', $url) |
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| 572 | ); |
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| 573 | |
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| 574 | if (($isCss && empty($filters['css'])) || ($isJs && empty($filters['js']))) { |
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| 575 | header('HTTP/1.1 404 Not Found'); |
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| 576 | return $this->_stop(); |
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| 577 | } elseif ($isCss) { |
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| 578 | include WWW_ROOT . DS . $filters['css']; |
---|
| 579 | $this->_stop(); |
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| 580 | } elseif ($isJs) { |
---|
| 581 | include WWW_ROOT . DS . $filters['js']; |
---|
| 582 | $this->_stop(); |
---|
| 583 | } |
---|
| 584 | $controller = null; |
---|
| 585 | $ext = array_pop(explode('.', $url)); |
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| 586 | $parts = explode('/', $url); |
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| 587 | $assetFile = null; |
---|
| 588 | |
---|
| 589 | if ($parts[0] === 'theme') { |
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| 590 | $themeName = $parts[1]; |
---|
| 591 | unset($parts[0], $parts[1]); |
---|
| 592 | $fileFragment = implode(DS, $parts); |
---|
| 593 | $path = App::themePath($themeName) . 'webroot' . DS; |
---|
| 594 | if (file_exists($path . $fileFragment)) { |
---|
| 595 | $assetFile = $path . $fileFragment; |
---|
| 596 | } |
---|
| 597 | } else { |
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| 598 | $plugin = $parts[0]; |
---|
| 599 | unset($parts[0]); |
---|
| 600 | $fileFragment = implode(DS, $parts); |
---|
| 601 | $pluginWebroot = App::pluginPath($plugin) . 'webroot' . DS; |
---|
| 602 | if (file_exists($pluginWebroot . $fileFragment)) { |
---|
| 603 | $assetFile = $pluginWebroot . $fileFragment; |
---|
| 604 | } |
---|
| 605 | } |
---|
| 606 | |
---|
| 607 | if ($assetFile !== null) { |
---|
| 608 | $this->_deliverAsset($assetFile, $ext); |
---|
| 609 | return true; |
---|
| 610 | } |
---|
| 611 | return false; |
---|
| 612 | } |
---|
| 613 | |
---|
| 614 | /** |
---|
| 615 | * Sends an asset file to the client |
---|
| 616 | * |
---|
| 617 | * @param string $assetFile Path to the asset file in the file system |
---|
| 618 | * @param string $ext The extension of the file to determine its mime type |
---|
| 619 | * @return void |
---|
| 620 | * @access protected |
---|
| 621 | */ |
---|
| 622 | function _deliverAsset($assetFile, $ext) { |
---|
| 623 | $ob = @ini_get("zlib.output_compression") !== '1' && extension_loaded("zlib") && (strpos(env('HTTP_ACCEPT_ENCODING'), 'gzip') !== false); |
---|
| 624 | $compressionEnabled = $ob && Configure::read('Asset.compress'); |
---|
| 625 | if ($compressionEnabled) { |
---|
| 626 | ob_start(); |
---|
| 627 | ob_start('ob_gzhandler'); |
---|
| 628 | } |
---|
| 629 | |
---|
| 630 | App::import('View', 'Media'); |
---|
| 631 | $controller = null; |
---|
| 632 | $Media = new MediaView($controller); |
---|
| 633 | if (isset($Media->mimeType[$ext])) { |
---|
| 634 | $contentType = $Media->mimeType[$ext]; |
---|
| 635 | } else { |
---|
| 636 | $contentType = 'application/octet-stream'; |
---|
| 637 | $agent = env('HTTP_USER_AGENT'); |
---|
| 638 | if (preg_match('%Opera(/| )([0-9].[0-9]{1,2})%', $agent) || preg_match('/MSIE ([0-9].[0-9]{1,2})/', $agent)) { |
---|
| 639 | $contentType = 'application/octetstream'; |
---|
| 640 | } |
---|
| 641 | } |
---|
| 642 | |
---|
| 643 | header("Date: " . date("D, j M Y G:i:s ", filemtime($assetFile)) . 'GMT'); |
---|
| 644 | header('Content-type: ' . $contentType); |
---|
| 645 | header("Expires: " . gmdate("D, j M Y H:i:s", time() + DAY) . " GMT"); |
---|
| 646 | header("Cache-Control: cache"); |
---|
| 647 | header("Pragma: cache"); |
---|
| 648 | |
---|
| 649 | if ($ext === 'css' || $ext === 'js') { |
---|
| 650 | include($assetFile); |
---|
| 651 | } else { |
---|
| 652 | if ($compressionEnabled) { |
---|
| 653 | ob_clean(); |
---|
| 654 | } |
---|
| 655 | readfile($assetFile); |
---|
| 656 | } |
---|
| 657 | |
---|
| 658 | if ($compressionEnabled) { |
---|
| 659 | ob_end_flush(); |
---|
| 660 | } |
---|
| 661 | } |
---|
| 662 | } |
---|