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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html Gpl v3 or later
* @version $Id$
*
* @package Piwik_DataTable
*/
require_once "DataTable/Renderer/Php.php";
/**
* JSON export. Using the php 5.2 feature json_encode.
* Works with recursive DataTable (when a row can be associated with a subDataTable).
*
* @package Piwik_DataTable
* @subpackage Piwik_DataTable_Renderer
*/
class Piwik_DataTable_Renderer_Json extends Piwik_DataTable_Renderer
{
function __construct($table = null)
{
parent::__construct($table);
}
function render()
{
return $this->renderTable($this->table);
}
protected function renderTable($table)
{
$renderer = new Piwik_DataTable_Renderer_Php($table, $serialize = false);
$array = $renderer->flatRender();
if(!is_array($array))
{
$array = array('value' => $array);
}
$str = json_encode($array);
return $str;
}
}
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