upload support text/plain; charset=utf8 (#7899)

Author: lunny

routers/api/v1/repo/release_attachment.go

@@ -183,7 +183,8 @@ func CreateReleaseAttachment(ctx *context.APIContext) {
 	allowed := false
 	for _, t := range allowedTypes {
 		t := strings.Trim(t, " ")
-		if t == "*/*" || t == fileType {
+		if t == "*/*" || t == fileType ||
+			strings.HasPrefix(fileType, t+";") {
 			allowed = true
 			break
 		}

routers/repo/attachment.go

@@ -48,7 +48,8 @@ func UploadAttachment(ctx *context.Context) {
 	allowed := false
 	for _, t := range allowedTypes {
 		t := strings.Trim(t, " ")
-		if t == "*/*" || t == fileType {
+		if t == "*/*" || t == fileType ||
+			strings.HasPrefix(fileType, t+";") {
 			allowed = true
 			break
 		}

routers/repo/editor.go

@@ -628,7 +628,8 @@ func UploadFileToServer(ctx *context.Context) {
 		allowed := false
 		for _, t := range setting.Repository.Upload.AllowedTypes {
 			t := strings.Trim(t, " ")
-			if t == "*/*" || t == fileType {
+			if t == "*/*" || t == fileType ||
+				strings.HasPrefix(fileType, t+";") {
 				allowed = true
 				break
 			}