MW mp3 resolve file url

html5mp3.php

<?php
 
if ( ! defined( 'MEDIAWIKI' ) )
	die();

/*******************************************************************************
*                                                                              *
* HTML5MP3 Extension is base on FlashMP3                                       *
*                                                                              *
* FlashMP3 Extension by Matthias Korn to embed a flash player with mp3-files   *
* https://www.mediawiki.org/wiki/Extension:FlashMP3                            *
*                                                                              *
*                                                                              *
* Tag :                                                                        *
*   <flashmp3>mp3</flashmp3>                                                   *
*                                                                              *
* Example :                                                                    *
*   with a local file                                                          *
*   <flashmp3>music.mp3</flashmp3>                                             *
*                                                                              *
* Example :                                                                    *
*   with a remote file                                                         *
*   <flashmp3>http://www.somedomain.com/mp3/music.mp3</flashmp3>               *
*                                                                              *
********************************************************************************/

$wgExtensionFunctions[] = 'wfHTML5MP3';
$wgExtensionCredits['parserhook'][] = array(
	'name' => 'HTML5MP3',
	'description' => 'Plays mp3-files in browser default player',
	'author' => 'Illvili edit base on FlashMP3(Matthias Korn)',
	'url' => 'https://www.mediawiki.org/wiki/Extension:FlashMP3',
	'version' => 'v0.1'
);

function wfHTML5MP3() {
	global $wgParser;
	$wgParser->setHook('flashmp3', 'renderHTML5MP3');
}

// The callback function for converting the input text to HTML output
function renderHTML5MP3($input, $args) {
	global $wgScriptPath;
	
	$params = explode("|", htmlspecialchars($input));
	$files = explode(",", array_shift($params));

	// concat the file string for all files
	// $file_string = '';
	//$j = 0;
	//foreach ($files as $file) {
	//	// get the intenral path if file is uploaded
	//	if (strpos($file, "http://") !== 0 && strpos($file, "https://") !== 0) {
	//		$title = Title::newFromText($file,NS_IMAGE);
	//		if($title == NULL){
	//			return FlashMP3NotFoundError($file);
	//		}   	
	//		$img = function_exists( 'wfFindFile' ) ? wfFindFile( $title ) : new Image( $title );
	//
	//		if ( $img ) {
	//			$file = $img->getURL(); 
	//		} else {
	//			return flashMP3NotFoundError($file);
	//		}
	//	}
	//	$file_string .= $file;
	//	if ($j < count($files)-1) $file_string .= ',';
	//	$j++;
	//}
	
	if (empty($files)) return FlashMP3NotFoundError($file);
	$file = $files[0];
	if (strpos($file, "http://") !== 0 && strpos($file, "https://") !== 0) {
		$title = Title::newFromText($file, NS_IMAGE);
		if($title == NULL){
			return FlashMP3NotFoundError($file);
		}   	
		$img = function_exists( 'wfFindFile' ) ? wfFindFile( $title ) : new Image( $title );

		if ( $img ) {
			$file = $img->getURL(); 
		} else {
			return flashMP3NotFoundError($file);
		}
	}
	$file_string = $file;
	
	// concat the parameter string
	$param_string = implode('&amp;', $params);
	if (!empty($param_string)) $param_string .= '&amp;';

	$output = '<audio class="html5mp3" src="' . $file_string . '" controls="yes" preload="none">您的浏览器可能不支持HTML5播放器</audio>';

	return $output;
}

function flashMP3NotFoundError($input) {
	return '<div style=\'border: solid red 1px\'>
<p align=center><b>Error: file <code>'.$input.'</code> not found </b> </p><br>
</div>';
}