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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_View
* @subpackage Helper
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @version $Id$
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/** Zend_Json */
/** Zend_Controller_Front */
/** Zend_View_Helper_Abstract.php */
/**
* Helper for simplifying JSON responses
*
* @package Zend_View
* @subpackage Helper
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_View_Helper_Json extends Zend_View_Helper_Abstract
{
/**
* Encode data as JSON, disable layouts, and set response header
*
* If $keepLayouts is true, does not disable layouts.
* If $encodeJson is false, does not JSON-encode $data
*
* @param mixed $data
* @param bool $keepLayouts
* NOTE: if boolean, establish $keepLayouts to true|false
* if array, admit params for Zend_Json::encode as enableJsonExprFinder=>true|false
* this array can contains a 'keepLayout'=>true|false and/or 'encodeData'=>true|false
* that will not be passed to Zend_Json::encode method but will be used here
* @param bool $encodeData
* @return string|void
*/
public function json($data, $keepLayouts = false, $encodeData = true)
{
$options = array();
if (is_array($keepLayouts)) {
$options = $keepLayouts;
$keepLayouts = false;
if (array_key_exists('keepLayouts', $options)) {
$keepLayouts = $options['keepLayouts'];
unset($options['keepLayouts']);
}
if (array_key_exists('encodeData', $options)) {
$encodeData = $options['encodeData'];
unset($options['encodeData']);
}
}
if ($encodeData) {
$data = Zend_Json::encode($data, null, $options);
}
if (!$keepLayouts) {
$layout = Zend_Layout::getMvcInstance();
if ($layout instanceof Zend_Layout) {
$layout->disableLayout();
}
}
$response = Zend_Controller_Front::getInstance()->getResponse();
$response->setHeader('Content-Type', 'application/json', true);
return $data;
}
}
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