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/framework/vendor/zend/Zend/Layout/Controller/Plugin/Layout.php

http://zoop.googlecode.com/
PHP | 156 lines | 70 code | 16 blank | 70 comment | 11 complexity | abdcd487224cb3b399ac74aec6319a13 MD5 | raw file
  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_Controller
 17 * @subpackage Plugins
 18 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
 19 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 20 */
 21
 22/** Zend_Controller_Plugin_Abstract */
 23require_once 'Zend/Controller/Plugin/Abstract.php';
 24
 25/**
 26 * Render layouts
 27 *
 28 * @uses       Zend_Controller_Plugin_Abstract
 29 * @category   Zend
 30 * @package    Zend_Controller
 31 * @subpackage Plugins
 32 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
 33 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 34 * @version    $Id: Layout.php 20096 2010-01-06 02:05:09Z bkarwin $
 35 */
 36class Zend_Layout_Controller_Plugin_Layout extends Zend_Controller_Plugin_Abstract
 37{
 38    protected $_layoutActionHelper = null;
 39
 40    /**
 41     * @var Zend_Layout
 42     */
 43    protected $_layout;
 44
 45    /**
 46     * Constructor
 47     *
 48     * @param  Zend_Layout $layout
 49     * @return void
 50     */
 51    public function __construct(Zend_Layout $layout = null)
 52    {
 53        if (null !== $layout) {
 54            $this->setLayout($layout);
 55        }
 56    }
 57
 58    /**
 59     * Retrieve layout object
 60     *
 61     * @return Zend_Layout
 62     */
 63    public function getLayout()
 64    {
 65        return $this->_layout;
 66    }
 67
 68    /**
 69     * Set layout object
 70     *
 71     * @param  Zend_Layout $layout
 72     * @return Zend_Layout_Controller_Plugin_Layout
 73     */
 74    public function setLayout(Zend_Layout $layout)
 75    {
 76        $this->_layout = $layout;
 77        return $this;
 78    }
 79
 80    /**
 81     * Set layout action helper
 82     *
 83     * @param  Zend_Layout_Controller_Action_Helper_Layout $layoutActionHelper
 84     * @return Zend_Layout_Controller_Plugin_Layout
 85     */
 86    public function setLayoutActionHelper(Zend_Layout_Controller_Action_Helper_Layout $layoutActionHelper)
 87    {
 88        $this->_layoutActionHelper = $layoutActionHelper;
 89        return $this;
 90    }
 91
 92    /**
 93     * Retrieve layout action helper
 94     *
 95     * @return Zend_Layout_Controller_Action_Helper_Layout
 96     */
 97    public function getLayoutActionHelper()
 98    {
 99        return $this->_layoutActionHelper;
100    }
101
102    /**
103     * postDispatch() plugin hook -- render layout
104     *
105     * @param  Zend_Controller_Request_Abstract $request
106     * @return void
107     */
108    public function postDispatch(Zend_Controller_Request_Abstract $request)
109    {
110        $layout = $this->getLayout();
111        $helper = $this->getLayoutActionHelper();
112
113        // Return early if forward detected
114        if (!$request->isDispatched()
115            || $this->getResponse()->isRedirect()
116            || ($layout->getMvcSuccessfulActionOnly()
117                && (!empty($helper) && !$helper->isActionControllerSuccessful())))
118        {
119            return;
120        }
121
122        // Return early if layout has been disabled
123        if (!$layout->isEnabled()) {
124            return;
125        }
126
127        $response   = $this->getResponse();
128        $content    = $response->getBody(true);
129        $contentKey = $layout->getContentKey();
130
131        if (isset($content['default'])) {
132            $content[$contentKey] = $content['default'];
133        }
134        if ('default' != $contentKey) {
135            unset($content['default']);
136        }
137
138        $layout->assign($content);
139
140        $fullContent = null;
141        $obStartLevel = ob_get_level();
142        try {
143            $fullContent = $layout->render();
144            $response->setBody($fullContent);
145        } catch (Exception $e) {
146            while (ob_get_level() > $obStartLevel) {
147                $fullContent .= ob_get_clean();
148            }
149            $request->setParam('layoutFullContent', $fullContent);
150            $request->setParam('layoutContent', $layout->content);
151            $response->setBody(null);
152            throw $e;
153        }
154
155    }
156}