<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\ProgressBar\Adapter;
use Zend\Json\Json;
/**
* Zend\ProgressBar\Adapter\JsPull offers a simple method for updating a
* progressbar in a browser.
*/
class JsPull extends AbstractAdapter
{
/**
* Whether to exit after json data send or not
*
* @var bool
*/
protected $exitAfterSend = true;
/**
* Set whether to exit after json data send or not
*
* @param bool $exitAfterSend
* @return \Zend\ProgressBar\Adapter\JsPull
*/
public function setExitAfterSend($exitAfterSend)
{
$this->exitAfterSend = $exitAfterSend;
}
/**
* Defined by Zend\ProgressBar\Adapter\AbstractAdapter
*
* @param float $current Current progress value
* @param float $max Max progress value
* @param float $percent Current percent value
* @param int $timeTaken Taken time in seconds
* @param int $timeRemaining Remaining time in seconds
* @param string $text Status text
* @return void
*/
public function notify($current, $max, $percent, $timeTaken, $timeRemaining, $text)
{
$arguments = array(
'current' => $current,
'max' => $max,
'percent' => ($percent * 100),
'timeTaken' => $timeTaken,
'timeRemaining' => $timeRemaining,
'text' => $text,
'finished' => false
);
$data = Json::encode($arguments);
// Output the data
$this->_outputData($data);
}
/**
* Defined by Zend\ProgressBar\Adapter\AbstractAdapter
*
* @return void
*/
public function finish()
{
$data = Json::encode(array('finished' => true));
$this->_outputData($data);
}
/**
* Outputs given data the user agent.
*
* This split-off is required for unit-testing.
*
* @param string $data
* @return void
*/
protected function _outputData($data)
{
echo $data;
if ($this->exitAfterSend) {
exit;
}
}
}