From 0e81f311057e7be6ab5ebed6f1626110c74238b8 Mon Sep 17 00:00:00 2001
From: Derk-Jan Hartman <hartman@users.mediawiki.org>
Date: Wed, 20 Oct 2010 14:50:30 +0000
Subject: [PATCH] Add support to upload WebP files. Disabled by default and no
 thumbnailing support. Relates to bug 25397

---
 RELEASE-NOTES          | 1 +
 includes/MimeMagic.php | 7 +++++++
 includes/mime.info     | 1 +
 includes/mime.types    | 1 +
 4 files changed, 10 insertions(+)

diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index cd30cd91ac..c89ede5bc3 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -181,6 +181,7 @@ it from source control: http://www.mediawiki.org/wiki/Download_from_SVN
   for versioning
 * Maintenance scripts get a --memory-limit option to override defaults (which
   is usually to set it to -1 to disable the limit)
+* (bug 25397) Allow uploading (not displaying) of WebP images, disabled by default
 
 === Bug fixes in 1.17 ===
 * (bug 17560) Half-broken deletion moved image files to deletion archive
diff --git a/includes/MimeMagic.php b/includes/MimeMagic.php
index d86012c351..7d7fedd06a 100644
--- a/includes/MimeMagic.php
+++ b/includes/MimeMagic.php
@@ -402,6 +402,7 @@ class MimeMagic {
 			// Formats we recognize magic numbers for
 			'djvu', 'ogx', 'ogg', 'ogv', 'oga', 'spx',
 			'mid', 'pdf', 'wmf', 'xcf', 'webm', 'mkv', 'mka',
+			'webp',
 
 			// XML formats we sure hope we recognize reliably
 			'svg',
@@ -548,6 +549,12 @@ class MimeMagic {
 			return "unknown/unknown";
 		}
 
+		/* Look for WebP */
+		if( strncmp( $head, "RIFF", 4 ) == 0 && strncmp( substr( $head, 8, 8), "WEBPVP8 ", 8 ) == 0 ) {
+			wfDebug( __METHOD__ . ": recognized file as image/webp\n" );
+			return "image/webp";
+		}
+
 		/*
 		 * Look for PHP.  Check for this before HTML/XML...  Warning: this is a
 		 * heuristic, and won't match a file with a lot of non-PHP before.  It
diff --git a/includes/mime.info b/includes/mime.info
index 4999d81f29..3a32f5d972 100644
--- a/includes/mime.info
+++ b/includes/mime.info
@@ -19,6 +19,7 @@ image/x-portable-graymap image/x-portable-greymap	[BITMAP]
 image/x-bmp image/x-ms-bmp image/bmp application/x-bmp application/bmp	[BITMAP]
 image/x-photoshop image/psd image/x-psd image/photoshop	[BITMAP]
 image/vnd.djvu image/x.djvu image/x-djvu [BITMAP]
+image/webp	[BITMAP]
 
 image/svg+xml application/svg+xml application/svg image/svg	[DRAWING]
 application/postscript	[DRAWING]
diff --git a/includes/mime.types b/includes/mime.types
index 4171d28dbb..bf8c6dd170 100644
--- a/includes/mime.types
+++ b/includes/mime.types
@@ -85,6 +85,7 @@ image/svg+xml svg
 image/tiff tiff tif
 image/vnd.djvu djvu djv
 image/vnd.wap.wbmp wbmp
+image/webp webp
 image/x-cmu-raster ras
 image/x-icon ico
 image/x-ms-bmp bmp
-- 
2.20.1