From d81f562b712f2387fa02290bf2ca86392ab356f2 Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Wed, 11 Oct 2006 20:21:25 +0000
Subject: Aktualisierung auf Version 1.8.1

---
 includes/MimeMagic.php | 30 ++++++++++++++++++++++++++----
 1 file changed, 26 insertions(+), 4 deletions(-)

(limited to 'includes/MimeMagic.php')

diff --git a/includes/MimeMagic.php b/includes/MimeMagic.php
index 30861ba3..dd197c31 100644
--- a/includes/MimeMagic.php
+++ b/includes/MimeMagic.php
@@ -74,7 +74,7 @@ if ($wgLoadFileinfoExtension) {
 * file extension,
 *
 * Instances of this class are stateles, there only needs to be one global instance
-* of MimeMagic. Please use wfGetMimeMagic to get that instance.
+* of MimeMagic. Please use MimeMagic::singleton() to get that instance.
 * @package MediaWiki
 */
 class MimeMagic {
@@ -97,8 +97,11 @@ class MimeMagic {
 	*/
 	var $mExtToMime= NULL;
 
-	/** Initializes the MimeMagic object. This is called by wfGetMimeMagic when instantiation
-	* the global MimeMagic singleton object.
+	/** The singleton instance
+	 */
+	private static $instance;
+
+	/** Initializes the MimeMagic object. This is called by MimeMagic::singleton().
 	*
 	* This constructor parses the mime.types and mime.info files and build internal mappings.
 	*/
@@ -227,6 +230,16 @@ class MimeMagic {
 
 	}
 
+	/**
+	 * Get an instance of this class
+	 */
+	static function &singleton() {
+		if ( !isset( self::$instance ) ) {
+			self::$instance = new MimeMagic;
+		}
+		return self::$instance;
+	}
+
 	/** returns a list of file extensions for a given mime type
 	* as a space separated string.
 	*/
@@ -497,13 +510,22 @@ class MimeMagic {
 			# NOTE: this function is available since PHP 4.3.0, but only if
 			# PHP was compiled with --with-mime-magic or, before 4.3.2, with --enable-mime-magic.
 			#
-			# On Winodws, you must set mime_magic.magicfile in php.ini to point to the mime.magic file bundeled with PHP;
+			# On Windows, you must set mime_magic.magicfile in php.ini to point to the mime.magic file bundeled with PHP;
 			# sometimes, this may even be needed under linus/unix.
 			#
 			# Also note that this has been DEPRECATED in favor of the fileinfo extension by PECL, see above.
 			# see http://www.php.net/manual/en/ref.mime-magic.php for details.
 
 			$m= mime_content_type($file);
+
+			if ( $m == 'text/plain' ) {
+				// mime_content_type sometimes considers DJVU files to be text/plain.
+				$deja = new DjVuImage( $file );
+				if( $deja->isValid() ) {
+					wfDebug("$fname: (re)detected $file as image/vnd.djvu\n");
+					$m = 'image/vnd.djvu';
+				}
+			}
 		}
 		else wfDebug("$fname: no magic mime detector found!\n");
 
-- 
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