From a8e18c945a8dfeace8a82840ceb8013854934328 Mon Sep 17 00:00:00 2001
From: Ishank Arora <ishank011@gmail.com>
Date: Wed, 11 Aug 2021 12:14:32 +0200
Subject: [PATCH] Use a different pkg to determine mime types

---
 go.mod                        | 1 +
 go.sum                        | 2 ++
 pkg/app/provider/wopi/wopi.go | 3 +++
 pkg/mime/mime.go              | 3 ++-
 4 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/go.mod b/go.mod
index bf7356f29c3..5843edee1d7 100644
--- a/go.mod
+++ b/go.mod
@@ -18,6 +18,7 @@ require (
 	github.com/coreos/go-oidc v2.2.1+incompatible
 	github.com/cs3org/cato v0.0.0-20200828125504-e418fc54dd5e
 	github.com/cs3org/go-cs3apis v0.0.0-20210802070913-970eec344e59
+	github.com/cubewise-code/go-mime v0.0.0-20200519001935-8c5762b177d8 // indirect
 	github.com/eventials/go-tus v0.0.0-20200718001131-45c7ec8f5d59
 	github.com/gdexlab/go-render v1.0.1
 	github.com/go-ldap/ldap/v3 v3.3.0
diff --git a/go.sum b/go.sum
index c730a09aa00..47f173abb0a 100644
--- a/go.sum
+++ b/go.sum
@@ -108,6 +108,8 @@ github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7Do
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/cs3org/cato v0.0.0-20200828125504-e418fc54dd5e h1:tqSPWQeueWTKnJVMJffz4pz0o1WuQxJ28+5x5JgaHD8=
 github.com/cs3org/cato v0.0.0-20200828125504-e418fc54dd5e/go.mod h1:XJEZ3/EQuI3BXTp/6DUzFr850vlxq11I6satRtz0YQ4=
+github.com/cubewise-code/go-mime v0.0.0-20200519001935-8c5762b177d8 h1:Z9lwXumT5ACSmJ7WGnFl+OMLLjpz5uR2fyz7dC255FI=
+github.com/cubewise-code/go-mime v0.0.0-20200519001935-8c5762b177d8/go.mod h1:4abs/jPXcmJzYoYGF91JF9Uq9s/KL5n1jvFDix8KcqY=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
diff --git a/pkg/app/provider/wopi/wopi.go b/pkg/app/provider/wopi/wopi.go
index 8511df2474d..96c0387c522 100644
--- a/pkg/app/provider/wopi/wopi.go
+++ b/pkg/app/provider/wopi/wopi.go
@@ -355,6 +355,9 @@ func parseWopiDiscovery(body io.Reader) (map[string]map[string]string, error) {
 }
 
 func getCodimdExtensions(appURL string) map[string]map[string]string {
+	// Register custom mime types
+	mime.RegisterMime(".zmd", "application/compressed-markdown")
+
 	appURLs := make(map[string]map[string]string)
 	appURLs["edit"] = map[string]string{
 		".txt": appURL,
diff --git a/pkg/mime/mime.go b/pkg/mime/mime.go
index b29d3552ff5..3e8a0844430 100644
--- a/pkg/mime/mime.go
+++ b/pkg/mime/mime.go
@@ -19,8 +19,9 @@
 package mime
 
 import (
-	gomime "mime"
 	"path"
+
+	gomime "github.com/cubewise-code/go-mime"
 )
 
 const defaultMimeDir = "httpd/unix-directory"