ProcessLinks

        ProcessLinks: function (message) {
            var _self = this;
            var expression = /(\b(https?):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/ig;
            var matches = message.match(expression);
            if (matches[0].trim.length == message.trim.length) {
                _self.isImage(message).then(function() {
                    return _self.replaceURLWithImg(message);
                });
                return _self.replaceURLWithLink(message);
            }
            return message;
        },