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149 lines
4.1 KiB
PHP
149 lines
4.1 KiB
PHP
<?php
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/**
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_ProgressBar
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: JsPush.php 16215 2009-06-21 19:36:07Z thomas $
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*/
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/**
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* @see Zend_Json
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*/
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require_once 'Zend/Json.php';
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/**
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* @see Zend_ProgressBar_Adapter
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*/
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require_once 'Zend/ProgressBar/Adapter.php';
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/**
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* Zend_ProgressBar_Adapter_JsPush offers a simple method for updating a
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* progressbar in a browser.
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*
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* @category Zend
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* @package Zend_ProgressBar
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* @uses Zend_ProgressBar_Adapter_Interface
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_ProgressBar_Adapter_JsPush extends Zend_ProgressBar_Adapter
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{
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/**
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* Name of the JavaScript method to call on update
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*
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* @var string
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*/
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protected $_updateMethodName = 'Zend_ProgressBar_Update';
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/**
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* Name of the JavaScript method to call on finish
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*
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* @var string
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*/
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protected $_finishMethodName;
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/**
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* Set the update method name
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*
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* @param string $methodName
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* @return Zend_ProgressBar_Adapter_JsPush
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*/
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public function setUpdateMethodName($methodName)
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{
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$this->_updateMethodName = $methodName;
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return $this;
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}
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/**
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* Set the finish method name
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*
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* @param string $methodName
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* @return Zend_ProgressBar_Adapter_JsPush
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*/
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public function setFinishMethodName($methodName)
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{
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$this->_finishMethodName = $methodName;
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return $this;
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}
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/**
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* Defined by Zend_ProgressBar_Adapter_Interface
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*
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* @param float $current Current progress value
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* @param float $max Max progress value
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* @param float $percent Current percent value
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* @param integer $timeTaken Taken time in seconds
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* @param integer $timeRemaining Remaining time in seconds
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* @param string $text Status text
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* @return void
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*/
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public function notify($current, $max, $percent, $timeTaken, $timeRemaining, $text)
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{
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$arguments = array(
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'current' => $current,
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'max' => $max,
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'percent' => ($percent * 100),
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'timeTaken' => $timeTaken,
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'timeRemaining' => $timeRemaining,
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'text' => $text
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);
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$data = '<script type="text/javascript">'
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. 'parent.' . $this->_updateMethodName . '(' . Zend_Json::encode($arguments) . ');'
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. '</script>';
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// Output the data
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$this->_outputData($data);
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}
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/**
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* Defined by Zend_ProgressBar_Adapter_Interface
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*
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* @return void
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*/
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public function finish()
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{
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if ($this->_finishMethodName === null) {
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return;
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}
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$data = '<script type="text/javascript">'
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. 'parent.' . $this->_finishMethodName . '();'
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. '</script>';
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$this->_outputData($data);
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}
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/**
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* Outputs given data the user agent.
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*
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* This split-off is required for unit-testing.
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*
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* @param string $data
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* @return void
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*/
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protected function _outputData($data)
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{
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// 1024 padding is required for Safari, while 256 padding is required
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// for Internet Explorer. The <br /> is required so Safari actually
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// executes the <script />
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echo str_pad($data . '<br />', 1024, ' ', STR_PAD_RIGHT) . "\n";
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flush();
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ob_flush();
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}
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}
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