<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @category    Mage
 * @package     Mage_Widget
 * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Widgets management controller
 *
 * @category    Mage
 * @package     Mage_Widget
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Mage_Widget_Adminhtml_WidgetController extends Mage_Adminhtml_Controller_Action
{
    /**
     * Wisywyg widget plugin main page
     */
    public function indexAction()
    {
        // save extra params for widgets insertion form
        $skipped = $this->getRequest()->getParam('skip_widgets');
        $skipped = Mage::getSingleton('widget/widget_config')->decodeWidgetsFromQuery($skipped);

        Mage::register('skip_widgets', $skipped);

        $this->loadLayout('empty')->renderLayout();
    }

    /**
     * Ajax responder for loading plugin options form
     */
    public function loadOptionsAction()
    {
        try {
            $this->loadLayout('empty');
            if ($paramsJson = $this->getRequest()->getParam('widget')) {
                $request = Mage::helper('core')->jsonDecode($paramsJson);
                if (is_array($request)) {
                    $optionsBlock = $this->getLayout()->getBlock('wysiwyg_widget.options');
                    if (isset($request['widget_type'])) {
                        $optionsBlock->setWidgetType($request['widget_type']);
                    }
                    if (isset($request['values'])) {
                        $optionsBlock->setWidgetValues($request['values']);
                    }
                }
                $this->renderLayout();
            }
        } catch (Mage_Core_Exception $e) {
            $result = array('error' => true, 'message' => $e->getMessage());
            $this->getResponse()->setBody(Mage::helper('core')->jsonEncode($result));
        }
    }

    /**
     * Format widget pseudo-code for inserting into wysiwyg editor
     */
    public function buildWidgetAction()
    {
        $type = $this->getRequest()->getPost('widget_type');
        $params = $this->getRequest()->getPost('parameters', array());
        $asIs = $this->getRequest()->getPost('as_is');
        $html = Mage::getSingleton('widget/widget')->getWidgetDeclaration($type, $params, $asIs);
        $this->getResponse()->setBody($html);
    }

    /**
     * Check is allowed access to action
     *
     * @return bool
     */
    protected function _isAllowed()
    {
        return Mage::getSingleton('admin/session')->isAllowed('cms/widget_instance');
    }
}