From d1d0ca5949ea26cf13783d500a26359efc24e986 Mon Sep 17 00:00:00 2001
From: john gravois <jgravois@esri.com>
Date: Sun, 1 Mar 2015 13:01:32 -0800
Subject: [PATCH] set f=json automatically when proxied

---
 src/Layers/DynamicMapLayer.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Layers/DynamicMapLayer.js b/src/Layers/DynamicMapLayer.js
index 420741a4a..5506073a4 100644
--- a/src/Layers/DynamicMapLayer.js
+++ b/src/Layers/DynamicMapLayer.js
@@ -14,6 +14,9 @@ EsriLeaflet.Layers.DynamicMapLayer = EsriLeaflet.Layers.RasterLayer.extend({
     options.url = EsriLeaflet.Util.cleanUrl(url);
     this._service = new EsriLeaflet.Services.MapService(options);
     this._service.on('authenticationrequired requeststart requestend requesterror requestsuccess', this._propagateEvent, this);
+    if (options.proxy){
+      options.f = 'json';
+    }
     L.Util.setOptions(this, options);
   },