From 58f7322a0968b7db88c6043b44839636aea7bae5 Mon Sep 17 00:00:00 2001
From: Hector Garcia <soseinhg3@gmail.com>
Date: Tue, 10 Nov 2015 22:22:51 +0000
Subject: [PATCH] Tighten up drag and drop code

* Break out of `defaultDragEnterTeam` immediately for non-file entities
---
 js/client-teambuilder.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/js/client-teambuilder.js b/js/client-teambuilder.js
index 8ab4cafba..66999a063 100644
--- a/js/client-teambuilder.js
+++ b/js/client-teambuilder.js
@@ -463,11 +463,12 @@
 			}
 		},
 		defaultDragEnterTeam: function (e) {
-			// Drag originated outside teambuilder
-			if (!e.originalEvent.dataTransfer) return;
-			if (!e.originalEvent.dataTransfer.files) return;
-			if (e.originalEvent.dataTransfer.files[0] && e.originalEvent.dataTransfer.files[0].name.slice(-4) !== '.txt') return;
-			// We're dragging a .txt file! It might be a team!
+			var dataTransfer = e.originalEvent.dataTransfer;
+			if (!dataTransfer) return;
+			if (dataTransfer.types.indexOf && dataTransfer.types.indexOf('Files') === -1) return;
+			if (dataTransfer.types.contains && !dataTransfer.types.contains('Files')) return;
+			if (dataTransfer.files[0] && dataTransfer.files[0].name.slice(-4) !== '.txt') return;
+			// We're dragging a file! It might be a team!
 			this.$('.teamlist').append('<li class="dragging"><div class="team" data-value="' + Storage.teams.length + '"></div></li>');
 			app.dragging = this.$('.dragging .team')[0];
 			app.draggingLoc = Storage.teams.length;