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_Install
 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: /**
 29:  * Install config
 30:  *
 31:  * @category   Mage
 32:  * @package    Mage_Install
 33:  * @author      Magento Core Team <core@magentocommerce.com>
 34:  */
 35: class Mage_Install_Model_Config extends Varien_Simplexml_Config
 36: {
 37: 
 38:     const XML_PATH_WIZARD_STEPS     = 'wizard/steps';
 39:     const XML_PATH_CHECK_WRITEABLE  = 'check/filesystem/writeable';
 40:     const XML_PATH_CHECK_EXTENSIONS = 'check/php/extensions';
 41: 
 42:     public function __construct()
 43:     {
 44:         parent::__construct();
 45:         $this->loadString('<?xml version="1.0"?><config></config>');
 46:         Mage::getConfig()->loadModulesConfiguration('install.xml', $this);
 47:     }
 48: 
 49:     /**
 50:      * Get array of wizard steps
 51:      *
 52:      * array($inndex => Varien_Object )
 53:      *
 54:      * @return array
 55:      */
 56:     public function getWizardSteps()
 57:     {
 58:         $steps = array();
 59:         foreach ((array)$this->getNode(self::XML_PATH_WIZARD_STEPS) as $stepName => $step) {
 60:             $stepObject = new Varien_Object((array)$step);
 61:             $stepObject->setName($stepName);
 62:             $steps[] = $stepObject;
 63:         }
 64:         return $steps;
 65:     }
 66: 
 67:     /**
 68:      * Retrieve writable path for checking
 69:      *
 70:      * array(
 71:      *      ['writeable'] => array(
 72:      *          [$index] => array(
 73:      *              ['path']
 74:      *              ['recursive']
 75:      *          )
 76:      *      )
 77:      * )
 78:      *
 79:      * @return array
 80:      */
 81:     public function getPathForCheck()
 82:     {
 83:         $res = array();
 84: 
 85:         $items = (array) $this->getNode(self::XML_PATH_CHECK_WRITEABLE);
 86: 
 87:         foreach ($items as $item) {
 88:             $res['writeable'][] = (array) $item;
 89:         }
 90: 
 91:         return $res;
 92:     }
 93: 
 94:     /**
 95:      * Retrieve required PHP extensions
 96:      *
 97:      * @return array
 98:      */
 99:     public function getExtensionsForCheck()
100:     {
101:         $res = array();
102:         $items = (array) $this->getNode(self::XML_PATH_CHECK_EXTENSIONS);
103: 
104:         foreach ($items as $name => $value) {
105:             if (!empty($value)) {
106:                 $res[$name] = array();
107:                 foreach ($value as $subname => $subvalue) {
108:                     $res[$name][] = $subname;
109:                 }
110:             }
111:             else {
112:                 $res[$name] = (array) $value;
113:             }
114:         }
115: 
116:         return $res;
117:     }
118: 
119: }
120: