1: <?php
  2: /**
  3:  * Magento
  4:  *
  5:  * NOTICE OF LICENSE
  6:  *
  7:  * This source file is subject to the Open Software License (OSL 3.0)
  8:  * that is bundled with this package in the file LICENSE.txt.
  9:  * It is also available through the world-wide-web at this URL:
 10:  * http://opensource.org/licenses/osl-3.0.php
 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@magentocommerce.com so we can send you a copy immediately.
 14:  *
 15:  * DISCLAIMER
 16:  *
 17:  * Do not edit or add to this file if you wish to upgrade Magento to newer
 18:  * versions in the future. If you wish to customize Magento for your
 19:  * needs please refer to http://www.magentocommerce.com for more information.
 20:  *
 21:  * @category    Mage
 22:  * @package     Mage_XmlConnect
 23:  * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
 24:  * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 25:  */
 26: 
 27: /**
 28:  * XmlConnect controller abstract
 29:  *
 30:  * @category    Mage
 31:  * @package     Mage_XmlConnect
 32:  * @author      Magento Core Team <core@magentocommerce.com>
 33:  */
 34: abstract class Mage_XmlConnect_Controller_Action extends Mage_Core_Controller_Front_Action
 35: {
 36:     /**
 37:      * Message status `error`
 38:      */
 39:     const MESSAGE_STATUS_ERROR      = 'error';
 40: 
 41:     /**
 42:      * Message status `warning`
 43:      */
 44:     const MESSAGE_STATUS_WARNING    = 'warning';
 45: 
 46:     /**
 47:      * Message status `success`
 48:      */
 49:     const MESSAGE_STATUS_SUCCESS    = 'success';
 50: 
 51:     /**
 52:      * Message type `alert`
 53:      */
 54:     const MESSAGE_TYPE_ALERT        = 'alert';
 55: 
 56:     /**
 57:      * Message type `prompt`
 58:      */
 59:     const MESSAGE_TYPE_PROMPT       = 'prompt';
 60: 
 61:     /**
 62:      * Declare content type header
 63:      * Validate current application
 64:      *
 65:      * @return null
 66:      */
 67:     public function preDispatch()
 68:     {
 69:         parent::preDispatch();
 70: 
 71:         $this->getResponse()->setHeader('Content-type', 'text/xml; charset=UTF-8');
 72:         /**
 73:          * Load application by specified code and make sure that application exists
 74:          */
 75:         $cookieName = Mage_XmlConnect_Model_Application::APP_CODE_COOKIE_NAME;
 76:         $appCode    = isset($_COOKIE[$cookieName]) ? (string) $_COOKIE[$cookieName] : '';
 77:         $screenSizeCookieName = Mage_XmlConnect_Model_Application::APP_SCREEN_SIZE_NAME;
 78:         $screenSize = isset($_COOKIE[$screenSizeCookieName]) ? (string) $_COOKIE[$screenSizeCookieName] : '';
 79:         if (!$appCode) {
 80:             $this->_message(
 81:                 Mage::helper('xmlconnect')->__('Specified invalid app code.'), self::MESSAGE_STATUS_ERROR
 82:             );
 83:             $this->setFlag('', self::FLAG_NO_DISPATCH, true);
 84:             return;
 85:         }
 86:         /**
 87:          * Check is website offline
 88:          */
 89:         if ((int)Mage::getStoreConfig('general/restriction/is_active')
 90:             && (int)Mage::getStoreConfig('general/restriction/mode') == 0
 91:         ) {
 92:             $this->_message(
 93:                 Mage::helper('xmlconnect')->__('Website is offline.'), self::MESSAGE_STATUS_SUCCESS
 94:             );
 95:             $this->setFlag('', self::FLAG_NO_DISPATCH, true);
 96:             return;
 97:         }
 98:         /** @var $appModel Mage_XmlConnect_Model_Application */
 99:         $appModel = Mage::getModel('xmlconnect/application')->loadByCode($appCode);
100:         $appModel->setScreenSize($screenSize);
101:         if ($appModel && $appModel->getId()) {
102:             Mage::app()->setCurrentStore(
103:                 Mage::app()->getStore($appModel->getStoreId())->getCode()
104:             );
105:             Mage::getSingleton('core/locale')->emulate($appModel->getStoreId());
106:             Mage::register('current_app', $appModel);
107:         } else {
108:             $this->_message(
109:                 Mage::helper('xmlconnect')->__('Specified invalid app code.'), self::MESSAGE_STATUS_ERROR
110:             );
111:             $this->setFlag('', self::FLAG_NO_DISPATCH, true);
112:             return;
113:         }
114:     }
115: 
116:     /**
117:      * Validate response body
118:      *
119:      * @return null
120:      */
121:     public function postDispatch()
122:     {
123:         parent::postDispatch();
124:         $body = $this->getResponse()->getBody();
125:         if (empty($body)) {
126:             $this->_message(
127:                 Mage::helper('xmlconnect')->__('An error occurred while processing your request.'),
128:                 self::MESSAGE_STATUS_ERROR
129:             );
130:         }
131:     }
132: 
133:     /**
134:      * Generate message xml and set it to response body
135:      *
136:      * @param string $text
137:      * @param string $status
138:      * @param array $children
139:      * @return null
140:      */
141:     protected function _message($text, $status, $children = array())
142:     {
143:         /** @var $message Mage_XmlConnect_Model_Simplexml_Element */
144:         $message = Mage::getModel('xmlconnect/simplexml_element', '<message></message>');
145:         $message->addCustomChild('status', $status);
146:         $message->addCustomChild('text', $text);
147: 
148:         foreach ($children as $node => $value) {
149:             $message->addCustomChild($node, $value);
150:         }
151: 
152:         $this->getResponse()->setBody($message->asNiceXml());
153:     }
154: }
155: