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<?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_Tool
* @subpackage Framework
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Response.php 18951 2009-11-12 16:26:19Z alexander $
*/
/**
* @category Zend
* @package Zend_Tool
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Tool_Framework_Client_Response
{
/**
* @var callback|null
*/
protected $_callback = null;
/**
* @var array
*/
protected $_content = array();
/**
* @var Zend_Tool_Framework_Exception
*/
protected $_exception = null;
/**
* @var null|array
*/
protected $_decorators = null;
/**
* @var array
*/
protected $_defaultDecoratorOptions = array();
/**
* setContentCallback()
*
* @param callback $callback
* @return Zend_Tool_Framework_Client_Response
*/
public function setContentCallback($callback)
{
if (!is_callable($callback)) {
require_once 'Zend/Tool/Framework/Client/Exception.php';
throw new Zend_Tool_Framework_Client_Exception('The callback provided is not callable');
}
$this->_callback = $callback;
return $this;
}
/**
* setContent()
*
* @param string $content
* @return Zend_Tool_Framework_Client_Response
*/
public function setContent($content, Array $decoratorOptions = array())
{
$this->_applyDecorators($content, $decoratorOptions);
$this->_content = array();
$this->appendContent($content);
return $this;
}
/**
* appendCallback
*
* @param string $content
* @return Zend_Tool_Framework_Client_Response
*/
public function appendContent($content, Array $decoratorOptions = array())
{
$content = $this->_applyDecorators($content, $decoratorOptions);
if ($this->_callback !== null) {
call_user_func($this->_callback, $content);
}
$this->_content[] = $content;
return $this;
}
/**
* setDefaultDecoratorOptions()
*
* @param array $decoratorOptions
* @param bool $mergeIntoExisting
* @return Zend_Tool_Framework_Client_Response
*/
public function setDefaultDecoratorOptions(Array $decoratorOptions, $mergeIntoExisting = false)
{
if ($mergeIntoExisting == false) {
$this->_defaultDecoratorOptions = array();
}
$this->_defaultDecoratorOptions = array_merge($this->_defaultDecoratorOptions, $decoratorOptions);
return $this;
}
/**
* getContent()
*
* @return string
*/
public function getContent()
{
return implode('', $this->_content);
}
/**
* isException()
*
* @return bool
*/
public function isException()
{
return isset($this->_exception);
}
/**
* setException()
*
* @param Exception $exception
* @return Zend_Tool_Framework_Client_Response
*/
public function setException(Exception $exception)
{
$this->_exception = $exception;
return $this;
}
/**
* getException()
*
* @return Exception
*/
public function getException()
{
return $this->_exception;
}
/**
* Add Content Decorator
*
* @param Zend_Tool_Framework_Client_Response_ContentDecorator_Interface $contentDecorator
* @return unknown
*/
public function addContentDecorator(Zend_Tool_Framework_Client_Response_ContentDecorator_Interface $contentDecorator)
{
$decoratorName = strtolower($contentDecorator->getName());
$this->_decorators[$decoratorName] = $contentDecorator;
return $this;
}
/**
* getContentDecorators()
*
* @return array
*/
public function getContentDecorators()
{
return $this->_decorators;
}
/**
* __toString() to cast to a string
*
* @return string
*/
public function __toString()
{
return (string) implode('', $this->_content);
}
/**
* _applyDecorators() apply a group of decorators
*
* @param string $content
* @param array $decoratorOptions
* @return string
*/
protected function _applyDecorators($content, Array $decoratorOptions)
{
$options = array_merge($this->_defaultDecoratorOptions, $decoratorOptions);
$options = array_change_key_case($options, CASE_LOWER);
if ($options) {
foreach ($this->_decorators as $decoratorName => $decorator) {
if (array_key_exists($decoratorName, $options)) {
$content = $decorator->decorate($content, $options[$decoratorName]);
}
}
}
return $content;
}
}
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