From 589234f7fa9e0bcb1817801e700e8eafc3ea2808 Mon Sep 17 00:00:00 2001
From: donncha <donncha@7be80a69-a1ef-0310-a953-fb0f7c49ff36>
Date: Tue, 22 Aug 2006 16:10:10 +0000
Subject: Use wp_check_filetype() to figure out mimetype.

git-svn-id: http://svn.automattic.com/wordpress-mu/trunk@725 7be80a69-a1ef-0310-a953-fb0f7c49ff36
---
 wp-content/blogs.php | 65 ++++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 61 insertions(+), 4 deletions(-)

diff --git a/wp-content/blogs.php b/wp-content/blogs.php
index b2fd603..63f3f0c 100644
--- a/wp-content/blogs.php
+++ b/wp-content/blogs.php
@@ -2,6 +2,63 @@
 define( "BLOGDEFINITION", true );
 require_once( "../wp-config.php" );
 
+if ( !function_exists('wp_check_filetype') ) :
+function wp_check_filetype($filename, $mimes = null) {
+	// Accepted MIME types are set here as PCRE unless provided.
+	$mimes = is_array($mimes) ? $mimes : array (
+		'jpg|jpeg|jpe' => 'image/jpeg',
+		'gif' => 'image/gif',
+		'png' => 'image/png',
+		'bmp' => 'image/bmp',
+		'tif|tiff' => 'image/tiff',
+		'ico' => 'image/x-icon',
+		'asf|asx|wax|wmv|wmx' => 'video/asf',
+		'avi' => 'video/avi',
+		'mov|qt' => 'video/quicktime',
+		'mpeg|mpg|mpe' => 'video/mpeg',
+		'txt|c|cc|h' => 'text/plain',
+		'rtx' => 'text/richtext',
+		'css' => 'text/css',
+		'htm|html' => 'text/html',
+		'mp3|mp4' => 'audio/mpeg',
+		'ra|ram' => 'audio/x-realaudio',
+		'wav' => 'audio/wav',
+		'ogg' => 'audio/ogg',
+		'mid|midi' => 'audio/midi',
+		'wma' => 'audio/wma',
+		'rtf' => 'application/rtf',
+		'js' => 'application/javascript',
+		'pdf' => 'application/pdf',
+		'doc' => 'application/msword',
+		'pot|pps|ppt' => 'application/vnd.ms-powerpoint',
+		'wri' => 'application/vnd.ms-write',
+		'xla|xls|xlt|xlw' => 'application/vnd.ms-excel',
+		'mdb' => 'application/vnd.ms-access',
+		'mpp' => 'application/vnd.ms-project',
+		'swf' => 'application/x-shockwave-flash',
+		'class' => 'application/java',
+		'tar' => 'application/x-tar',
+		'zip' => 'application/zip',
+		'gz|gzip' => 'application/x-gzip',
+		'exe' => 'application/x-msdownload'
+	);
+
+	$type = false;
+	$ext = false;
+
+	foreach ($mimes as $ext_preg => $mime_match) {
+		$ext_preg = '!\.(' . $ext_preg . ')$!i';
+		if ( preg_match($ext_preg, $filename, $ext_matches) ) {
+			$type = $mime_match;
+			$ext = $ext_matches[1];
+			break;
+		}
+	}
+
+	return compact('ext', 'type');
+}
+endif;
+
 // Referrer protection
 if( $_SERVER["HTTP_REFERER"] ) {
 	if( strpos( $_SERVER["HTTP_REFERER"], $current_blog->domain ) == false ) {
@@ -16,11 +73,11 @@ if( is_file( $file ) ) {
 	$lastModified = date( "D, j M Y H:i:s ", filemtime( $file ) ) . "GMT";
 	#$headers = apache_request_headers();
 	// get mime type
-	$ext = substr( $_SERVER[ 'REQUEST_URI' ], strrpos( $_SERVER[ 'REQUEST_URI' ], '.' ) + 1 );
-	$ext_list = array( "jpg" => "image/jpeg", "mp3" => "audio/mpeg", "mov" => "video/quicktime" );
-	if( $ext_list[ $ext ] ) {
-		$mimetype = $ext_list[ $ext ];
+	$mime = wp_check_filetype( $_SERVER[ 'REQUEST_URI' ] );
+	if( $mime[ 'type' ] != false ) {
+		$mimetype = $mime[ 'type' ];
 	} else {
+		$ext = substr( $_SERVER[ 'REQUEST_URI' ], strrpos( $_SERVER[ 'REQUEST_URI' ], '.' ) + 1 );
 		$mimetype = "image/$ext";
 	}
 
-- 
cgit