dont override Content-Type

2 files changed, 5 insertions, 2 deletions

diff --git a/docs/net/listen.md b/docs/net/listen.md
index 6b7f12c..333f0f2 100644
--- a/docs/net/listen.md
+++ b/docs/net/listen.md
@@ -132,7 +132,7 @@ res.header["test"] = "wowa"
 

 res:sendfile(filepath, options?)

 

-res.header["Content-Type"] is set automatically depending on the file extention, using /etc/mime.types, or whatever option was supplied to listen (see listen options)

+res.header["Content-Type"] is set automatically (unless already set) depending on the file extention, using /etc/mime.types, or whatever option was supplied to listen (see listen options)

 

 options table

 

diff --git a/src/net/lua.c b/src/net/lua.c
index d6bba65..2e46943 100644
--- a/src/net/lua.c
+++ b/src/net/lua.c
@@ -228,8 +228,11 @@ int l_sendfile(lua_State* L){
     p_fatal("missing permissions");
   }
 
+  lua_pushstring(L, "Content-Type");
+  lua_gettable(L, header);
+
   char* ext = strrchr(path, '.');
-  if(ext && mime_type != NULL){
+  if(lua_isnil(L, -1) && ext && mime_type != NULL){
     char* content_type = map_get(mime_type, ext + 1);
 
     if(content_type)