Insert URL at caret when dropping image into GB

unfortunately this pollutes the root scope a bit more

js/imgur-drop-directive.js

@@ -3,7 +3,7 @@
 
 var weechat = angular.module('weechat');
 
-weechat.directive('imgurDrop', ['connection','imgur', function(connection, imgur) {
+weechat.directive('imgurDrop', ['connection','imgur','$rootScope', function(connection, imgur, $rootScope) {
     return {
         restrict: 'A',
         link: function($scope, element, attr) {
@@ -26,7 +26,7 @@ weechat.directive('imgurDrop', ['connection','imgur', function(connection, imgur
 
                     // Send image
                     if(imageUrl !== undefined && imageUrl !== '') {
-                        connection.sendMessage(String(imageUrl));
+                        $rootScope.insertAtCaret(String(imageUrl));
                     }
 
                 };

js/inputbar.js

@@ -70,12 +70,7 @@ weechat.directive('inputBar', function() {
                 }, 0);
             };
 
-            $scope.uploadImage = function($event, files) {
-                // Send image url after upload
-                var sendImageUrl = function(imageUrl) {
-
-                    // Send image
-                    if(imageUrl !== undefined && imageUrl !== '') {
+            $rootScope.insertAtCaret = function(toInsert) {
                 // caret position in the input bar
                 var inputNode = $scope.getInputNode(),
                     caretPos = inputNode.selectionStart;
@@ -89,7 +84,7 @@ weechat.directive('inputBar', function() {
                 if (suffix.length > 0 && suffix[0] !== ' ') {
                     suffix = ' '.concat(suffix);
                 }
-                        $scope.command = prefix + String(imageUrl) + suffix;
+                $scope.command = prefix + toInsert + suffix;
 
                 setTimeout(function() {
                     inputNode.focus();
@@ -98,8 +93,15 @@ weechat.directive('inputBar', function() {
                     // force refresh?
                     $scope.$apply();
                 }, 0);
-                    }
+            };
 
+            $scope.uploadImage = function($event, files) {
+                // Send image url after upload
+                var sendImageUrl = function(imageUrl) {
+                    // Send image
+                    if(imageUrl !== undefined && imageUrl !== '') {
+                        $rootScope.insertAtCaret(String(imageUrl));
+                    }
                 };
 
                 if(typeof files !== "undefined" && files.length > 0) {