<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * 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@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_View

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id: View.php 20096 2010-01-06 02:05:09Z bkarwin $

 */

/**

 * Abstract master class for extension.

 */

require_once 'Zend/View/Abstract.php';

/**

 * Concrete class for handling view scripts.

 *

 * @category   Zend

 * @package    Zend_View

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_View extends Zend_View_Abstract

{

    /**

     * Whether or not to use streams to mimic short tags

     * @var bool

     */

    private $_useViewStream = false;

    /**

     * Whether or not to use stream wrapper if short_open_tag is false

     * @var bool

     */

    private $_useStreamWrapper = false;

    /**

     * Constructor

     *

     * Register Zend_View_Stream stream wrapper if short tags are disabled.

     *

     * @param  array $config

     * @return void

     */

    public function __construct($config = array())

    {

        $this->_useViewStream = (bool) ini_get('short_open_tag') ? false : true;

        if ($this->_useViewStream) {

            if (!in_array('zend.view', stream_get_wrappers())) {

                require_once 'Zend/View/Stream.php';

                stream_wrapper_register('zend.view', 'Zend_View_Stream');

            }

        }

        if (array_key_exists('useStreamWrapper', $config)) {

            $this->setUseStreamWrapper($config['useStreamWrapper']);

        }

        parent::__construct($config);

    }

    /**

     * Set flag indicating if stream wrapper should be used if short_open_tag is off

     *

     * @param  bool $flag

     * @return Zend_View

     */

    public function setUseStreamWrapper($flag)

    {

        $this->_useStreamWrapper = (bool) $flag;

        return $this;

    }

    /**

     * Should the stream wrapper be used if short_open_tag is off?

     *

     * @return bool

     */

    public function useStreamWrapper()

    {

        return $this->_useStreamWrapper;

    }

    /**

     * Includes the view script in a scope with only public $this variables.

     *

     * @param string The view script to execute.

     */

    protected function _run()

    {

        if ($this->_useViewStream && $this->useStreamWrapper()) {

            include 'zend.view://' . func_get_arg(0);

        } else {

            include func_get_arg(0);

        }

    }

}