kitodo-presentation/Classes/Plugins/AudioPlayer.php

146 lines
4.8 KiB
PHP

<?php
namespace Kitodo\Dlf\Plugins;
/**
* (c) Kitodo. Key to digital objects e.V. <contact@kitodo.org>
*
* This file is part of the Kitodo and TYPO3 projects.
*
* @license GNU General Public License version 3 or later.
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*/
/**
* Plugin AudioPlayer for the 'dlf' extension.
*
* @author Sebastian Meyer <sebastian.meyer@slub-dresden.de>
* @package TYPO3
* @subpackage dlf
* @access public
*/
class AudioPlayer extends \Kitodo\Dlf\Common\AbstractPlugin {
public $scriptRelPath = 'Classes/Plugins/AudioPlayer.php';
/**
* Holds the current audio file's URL, MIME type and optional label
*
* @var array
* @access protected
*/
protected $audio = [];
/**
* Adds Player javascript
*
* @access protected
*
* @return string Player script tags ready for output
*/
protected function addPlayerJS() {
$output = [];
$output[] = '<link type="text/css" rel="stylesheet" href="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'Resources/Public/Javascript/jPlayer/blue.monday/css/jplayer.blue.monday.min.css">';
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'Resources/Public/Javascript/jPlayer/jquery.jplayer.min.js"></script>';
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'Resources/Public/Javascript/AudioPlayer/AudioPlayer.js"></script>';
// Add player configuration.
$output[] = '
<style>
#tx-dlf-audio { width: 100px; height: 100px };
</style>
<script id="tx-dlf-audioplayer-initViewer" type="text/javascript">
$(document).ready(function() {
AudioPlayer = new dlfAudioPlayer({
audio: {
mimeType: "' . $this->audio['mimetype'].'",
title: "' . $this->audio['label'].'",
url: "' . $this->audio['url'].'"
},
parentElId: "tx-dlf-audio",
swfPath: "'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'Resources/Public/Javascript/jPlayer/jquery.jplayer.swf"
});
});
</script>';
return implode("\n", $output);
}
/**
* The main method of the PlugIn
*
* @access public
*
* @param string $content: The PlugIn content
* @param array $conf: The PlugIn configuration
*
* @return string The content that is displayed on the website
*/
public function main($content, $conf) {
$this->init($conf);
// Load current document.
$this->loadDocument();
if ($this->doc === NULL || $this->doc->numPages < 1) {
// Quit without doing anything if required variables are not set.
return $content;
} else {
// Set default values if not set.
// $this->piVars['page'] may be integer or string (physical structure @ID)
if ((int) $this->piVars['page'] > 0 || empty($this->piVars['page'])) {
$this->piVars['page'] = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange((int) $this->piVars['page'], 1, $this->doc->numPages, 1);
} else {
$this->piVars['page'] = array_search($this->piVars['page'], $this->doc->physicalStructure);
}
$this->piVars['double'] = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange($this->piVars['double'], 0, 1, 0);
}
// Check if there are any audio files available.
if (!empty($this->doc->physicalStructureInfo[$this->doc->physicalStructure[$this->piVars['page']]]['files'][$this->conf['fileGrpAudio']])) {
// Get audio data.
$this->audio['url'] = $this->doc->getFileLocation($this->doc->physicalStructureInfo[$this->doc->physicalStructure[$this->piVars['page']]]['files'][$this->conf['fileGrpAudio']]);
$this->audio['label'] = $this->doc->physicalStructureInfo[$this->doc->physicalStructure[$this->piVars['page']]]['label'];
$this->audio['mimetype'] = $this->doc->getFileMimeType($this->doc->physicalStructureInfo[$this->doc->physicalStructure[$this->piVars['page']]]['files'][$this->conf['fileGrpAudio']]);
} else {
// Quit without doing anything if required variables are not set.
return $content;
}
// Load template file.
$this->getTemplate();
// Fill in the template markers.
$markerArray = [
'###PLAYER_JS###' => $this->addPlayerJS()
];
$content .= $this->cObj->substituteMarkerArray($this->template, $markerArray);
return $this->pi_wrapInBaseClass($content);
}
}