Don't serialize if content-disposition: attachment

lib/jsgi/media.js

@@ -1,8 +1,8 @@
 /**
  * JSGI Middleware that provides media type content negotiation. It will deserialize 
- * request.input data into real objects, and then serialize response objects into a raw 
+ * request.body data into real objects, and then serialize response objects into a raw 
  * format for the response body. This acts as "crossover" middleware, all apps below
- * will see request.input and response.body in pre/deserialized form. 
+ * will see request.body and response.body in pre/deserialized form. 
  */
 exports.MediaConverter = MediaConverter;
 var METHOD_HAS_BODY = require("./methods").METHOD_HAS_BODY,
@@ -12,14 +12,23 @@ function MediaConverter(mediaSelector, nextApp){
 	return function(request){
 		// TODO: Do any character set conversion
 		if(METHOD_HAS_BODY[request.method.toLowerCase()]){
-			var requestMedia = mediaSelector(request.store, request.headers["content-type"]);
-			if(!requestMedia){
-				return {status: 415, headers:{}, body: ["Unsupported Media Type"]};
-			}
-			try{
-				request.input = requestMedia.deserialize(request.input, request);
-			}catch(e){
-				return {status: 400, headers: {}, body: [e.message]};
+			var contentDisposition = request["content-disposition"];
+			if(contentDisposition && contentDisposition.substring(0,10) == "attachment"){
+				contentDisposition.split(";").forEach(function(dispositionParam){
+					var parts = dispositionParam.split("=");
+					request.body[parts[0].trim()] = request.parts[1] && request.parts[1].trim().replace(/"/g,'');
+				});
+				request.body.attachment = true;
+			}else{
+				var requestMedia = mediaSelector(request.store, request.headers["content-type"]);
+				if(!requestMedia){
+					return {status: 415, headers:{}, body: ["Unsupported Media Type"]};
+				}
+				try{
+					request.body = requestMedia.deserialize(request.body, request);
+				}catch(e){
+					return {status: 400, headers: {}, body: [e.message]};
+				}
 			}
 
 		}