Cache Free Playback Nifty Audio Player

<?php
error_reporting(0);

    /********************************************************************************/
    /*                                      *****************************************/
    /* auto.php for Nifty Audio Player      *****************************************/
    /* portions by http://digicave.org      *****************************************/
    /* v.02 11/23/2008                      *****************************************/
    /*                                      *****************************************/
    /********************************************************************************/

$file_dir   =   "media";        //change this to a folder name
$omit_chars =   0;          //how many characters to cut off the title's front
$target     =   $file_dir;

    /********************************************************************************/
    /*                                      *****************************************/
    /* CACHE PREVENTION DURING PLAYBACK     *****************************************/
    /*                                      *****************************************/
    /********************************************************************************/

    if (isset($_GET['nocache'])) {
        $fileonly   =   stripslashes($_GET['param']);
        $file       =   $target.'/'.$fileonly;
        $fh     =   fopen($file,"rb");
        while (!feof($fh))
            {
            header("Cache-Control: no-store, must-revalidate");
            header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
            header("Content-Type: audio/mpeg");
            header('Content-Length: ' . filesize($file));
            print(fread($fh, (1*(1024*1024))));
            }
        fclose($fh);
    } else {

print '
<?xml version="1.0" encoding="utf-8"?>
<!--  PROPERTY FORMAT LEGEND:  -->
<!--Rectangle: topColor,bottomColor,fillAlpha,cornerRadius,strokeColor,strokeAlpha,strokeWidth-->
<!--Text: font,color,alpha,size,bold-->
<!--Simple Property: color,alpha-->
<music
playerMode="1"
displayTimeInfo="true"
playerWidth="350"
playerHeight="35"
playerX="20"
playerY="10"
flyOut="bottom"
autoStart="true"
buttonSize="25"
buttonPadding="5"
buttonY="5"
playInSequence="true"
playerVolume="100"
embedFonts="false"
playerBg="282828,000000,100,5,171717,100,1"
playerBgShine="FFFFFF,FFFFFF,10,5,333333,0,1"
buttonBg="444444,000000,100,7,000000,100,1"
buttonInnerStroke="363636,000000,100,7,333333,100,1"
buttonBgHover="0D97F2,075d99,100,7,064B79,100,1"
buttonIcon="888888,100"
buttonIconHover="FFFFFF,100"

displaySongText="Verdana,A4A4A4,100,10,false"
displaySongTimeTotal="Arial,A4A4A4,100,10,false"
displaySongTimeElapsed="Arial,FFFFFF,100,10,true"
displaySongTextY="2"
displaySongTimeY="2"
pauseDisplayFor="2"
songTitleScrollTime="3"
sliderHeight="5"
sliderY="21"
sliderButtonWidth="10"
sliderButtonHeight="10"
sliderBg="000000,333333,100,3,0,0,0"
sliderFill="0D97F2,075d99,100,3,0,0,0"
sliderStramProgress="333333,444444,100,3,0,0,0"
sliderButton="FFFFFF,666666,100,10,333333,100,1"
volumeHeight="70"
volumeBg="222222,000000,100,9,333333,100,1"
volumeSliderBg="333333,444444,100,3,0,0,0"
volumeSliderFill="0D97F2,075d99,100,3,0,0,0"
volumeText="Arial,FFFFFF,100,10,false"
volumeSliderButton="FFFFFF,666666,100,9,333333,100,1"

listOpen="true"
listHeight="180"
listPadding="10"
listScrollbarWidth="9"
listBg="222222,000000,100,15,333333,100,1"
listScrollbar="666666,100"
listScrollbarBg="000000,100"
listItemHeight="20"
listItemBg="333333,100"
listItemBgActive="075d99,100"
listTitleText="Verdana,999999,100,10,false"
listTitleTextActive="Verdana,FFFFFF,100,10,false"
listTitleScrollTime="5"
><group>'."\n";

clearstatcache();

$sourcepath = $file_dir;

// Replace \ by / and remove the final / if any
$root = ereg_replace( "/$", "", ereg_replace( "[\\]", "/", $sourcepath ));

// Search for mp3 files
$results = m_find_in_dir( $root, ".*\.mp3" );
if( false === $results ) {
    echo "'{$sourcepath}' is not a valid directory\n";
} else {

            $xml_string= array();

            foreach ($results AS $file)
                {
                $file = substr($file, strlen($file_dir)+1);
                $filer = $_SERVER["SCRIPT_NAME"];
                $break = explode('/', $filer);
                $pfile = $break[count($break) - 1];

                // If you require your filenames to include _underscores, uncomment the next line
                //$file = str_replace(" ", "_", $file);

                $urlHurl = $pfile."?nocache&amp;param=".rawurlencode($file);

            if(substr($file, -3) == "mp3")
                {
                // remove directory info from filename for display
                $file = preg_replace( '/^.+\/(.+)/', '$1', $file);
                $tmp_str = '<song title="'.substr(str_replace("_", " ", $file), $omit_chars, -4).'" file="'.$urlHurl.'" />'."\n";
                array_push($xml_string, $tmp_str);
            }


            }

            sort($xml_string);
            $xml_count = count($xml_string);
            for($i=0; $i<$xml_count; $i++)
                {
            print $xml_string[$i];
            }
            print '</group></music>';

}



}






/**
 * Search for a file maching a regular expression
 *
 * @param string $root Root path
 * @param string $pattern POSIX regular expression pattern
 * @param boolean $recursive Set to true to walk the subdirectories recursively
 * @param boolean $case_sensitive Set to true for case sensitive search
 * @return array An array of string representing the path of the matching files, or false in case of error
 */
function m_find_in_dir( $root, $pattern, $recursive = true, $case_sensitive = false ) {
    $result = array();
    if( $case_sensitive ) {
        if( false === m_find_in_dir__( $root, $pattern, $recursive, $result )) {
            return false;
        }
    } else {
        if( false === m_find_in_dir_i__( $root, $pattern, $recursive, $result )) {
            return false;
        }
    }

    return $result;
}

/**
 * @access private
 */
function m_find_in_dir__( $root, $pattern, $recursive, &$result ) {
    $dh = @opendir( $root );
    if( false === $dh ) {
        return false;
    }
    while( $file = readdir( $dh )) {
        if( "." == $file || ".." == $file ){
            continue;
        }
        if( false !== @ereg( $pattern, "{$root}/{$file}" )) {
            $result[] = "{$root}/{$file}";
        }
        if( false !== $recursive && is_dir( "{$root}/{$file}" )) {
            m_find_in_dir__( "{$root}/{$file}", $pattern, $recursive, $result );
        }
    }
    closedir( $dh );
    return true;
}

/**
 * @access private
 */
function m_find_in_dir_i__( $root, $pattern, $recursive, &$result ) {
    $dh = @opendir( $root );
    if( false === $dh ) {
        return false;
    }
    while( $file = readdir( $dh )) {
        if( "." == $file || ".." == $file ){
            continue;
        }
        if( false !== @eregi( $pattern, "{$root}/{$file}" )) {
            $result[] = "{$root}/{$file}";
        }
        if( false !== $recursive && is_dir( "{$root}/{$file}" )) {
            m_find_in_dir__( "{$root}/{$file}", $pattern, $recursive, $result );
        }
    }
    closedir( $dh );
    return true;
}
?>