PHP: Read comment-based file-info

file_info.php

<?php
function get_file_info( $file ) {
	$fp = fopen( $file, 'r' );
	$data = fread( $fp, 8192 ); // get first 8kb
	fclose( $fp );
	
	// Capture all the header within first comment block
	if( !preg_match( '!.*?/\*(.*?)\*/!ms', $data, $matches ) )
		return array();
	
	// Capture each line with "Something: some text"
	unset( $data );
	$lines = preg_split( "[\n|\r]", $matches[1] );
	unset( $matches );

	$file_data = array();
	foreach( $lines as $line ) {
		if( !preg_match( '!(.*?):\s+(.*)!', $line, $matches ) )
			continue;
		
		list( $null, $field, $value ) = array_map( 'trim', $matches);
		$file_data[ $field ] = $value;
	}
	
	return $file_data;
}

/* READ TEST FILES */
$php = get_file_info('test.php');
var_dump($php);
?>
<br />
<br />
<br />
<?php
$css = get_file_info('test.css');
var_dump($css);
?>

test.css

/*
Name: test.css
Language: CSS
Author: TangChr
Author URI: http://christiantang.dk
*/

/* Just some useless stuff */
* {
    margin: 0;
    padding: 0;
}
body {
    background: goldenrod;
}

test.php

<?php
/*
Name: test.php
Language: PHP
Author: TangChr
Author URI: http://christiantang.dk
*/

// Just some useless stuff
function concat_strings($str0, $str1) {
    return ($str0.$str1);
}
?>