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<?php
/**
* 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_ProgressBar
* @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: JsPull.php 16971 2009-07-22 18:05:45Z mikaelkael $
*/
/**
* @see Zend_Json
*/
require_once 'Zend/Json.php';
/**
* @see Zend_ProgressBar_Adapter
*/
require_once 'Zend/ProgressBar/Adapter.php';
/**
* Zend_ProgressBar_Adapter_JsPull offers a simple method for updating a
* progressbar in a browser.
*
* @category Zend
* @package Zend_ProgressBar
* @uses Zend_ProgressBar_Adapter_Interface
* @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_ProgressBar_Adapter_JsPull extends Zend_ProgressBar_Adapter
{
/**
* Wether to exit after json data send or not
*
* @var boolean
*/
protected $_exitAfterSend = true;
/**
* Set wether to exit after json data send or not
*
* @param boolean $exitAfterSend
* @return Zend_ProgressBar_Adapter_JsPull
*/
public function setExitAfterSend($exitAfterSend)
{
$this->_exitAfterSend = $exitAfterSend;
}
/**
* Defined by Zend_ProgressBar_Adapter_Interface
*
* @param float $current Current progress value
* @param float $max Max progress value
* @param float $percent Current percent value
* @param integer $timeTaken Taken time in seconds
* @param integer $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
);
$data = Zend_Json::encode($arguments);
// Output the data
$this->_outputData($data);
}
/**
* Defined by Zend_ProgressBar_Adapter_Interface
*
* @return void
*/
public function finish()
{
$data = Zend_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;
}
}
}
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