From 18a95cd3757a9b2f9f468f408da48bbd84a4d031 Mon Sep 17 00:00:00 2001
From: eal <eal@waifu.club>
Date: Sun, 12 Nov 2017 01:16:46 +0200
Subject: [PATCH] Add common video and audio types.

---
 lib/pleroma/upload.ex | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/lib/pleroma/upload.ex b/lib/pleroma/upload.ex
index ce6e23bae..3567c6c88 100644
--- a/lib/pleroma/upload.ex
+++ b/lib/pleroma/upload.ex
@@ -62,12 +62,6 @@ defp url_for(file) do
   end
 
   def get_content_type(file) do
-    # PNG: 89 50 4E 47 0D 0A 1A 0A
-    # GIF: 47 49 46 38 37 61
-    # GIF: 47 49 46 38 39 61
-    # JPEG: FF D8 FF DB
-    # JPEG: FF D8 FF E0 ?? ?? 4A 46 49 46 00 01
-    # JPEG: FF D8 FF E1 ?? ?? 45 78 69 66 00 00
     match = File.open(file, [:read], fn(f) ->
       case IO.binread(f, 8) do
         <<0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a>> ->
@@ -76,6 +70,16 @@ def get_content_type(file) do
           "image/gif"
         <<0xff, 0xd8, 0xff, _, _, _, _, _>> ->
           "image/jpeg"
+        <<0x1a, 0x45, 0xdf, 0xa3, _, _, _, _>> ->
+          "video/webm"
+        <<0x00, 0x00, 0x00, _, 0x66, 0x74, 0x79, 0x70>> ->
+          "video/mp4"
+        <<0x49, 0x44, 0x33, _, _, _, _, _>> ->
+          "audio/mpeg"
+        <<0x4f, 0x67, 0x67, 0x53, 0x00, 0x02, 0x00, 0x00>> ->
+          "audio/ogg"
+        <<0x52, 0x49, 0x46, 0x46, _, _, _, _>> ->
+          "audio/wav"
         _ ->
           "application/octet-stream"
       end