'url-args' is required for safari website notifications

lib/notification.js

@@ -28,6 +28,8 @@ function Notification (payload) {
 	this.compiled = false;
 
 	this.truncateAtWordEnd = false;
+
+	this.urlArgs = undefined;
 }
 
 /**
@@ -54,6 +56,7 @@ Notification.prototype.clone = function (device) {
 	notification.contentAvailable = this.contentAvailable;
 	notification.mdm = this.mdm;
 	notification.truncateAtWordEnd = this.truncateAtWordEnd;
+	notification.urlArgs = this.urlArgs;
 
 	return notification;
 };
@@ -208,10 +211,20 @@ Notification.prototype.setMDM = function (mdm) {
  * Set the 'truncateAtWordEnd' flag for truncation logic
  * @param {Boolean} [truncateAtWordEnd] Whether the truncateAtWordEnd flag should be set or not.
  */
-
 Notification.prototype.setTruncateAtWordEnd = function (truncateAtWordEnd) {
-    this.truncateAtWordEnd = truncateAtWordEnd;
-    return this;
+	this.truncateAtWordEnd = truncateAtWordEnd;
+	return this;
+};
+
+/**
+ * Set the urlArgs for the notification
+ * @param {Array} [urlArgs] The url args for the endpoint
+ * @see The <a href="https://developer.apple.com/library/prerelease/mac/documentation/NetworkingInternet/Conceptual/NotificationProgrammingGuideForWebsites/PushNotifications/PushNotifications.html#//apple_ref/doc/uid/TP40013225-CH3-SW12">Web Payload Documentation</a>
+ * @since v1.4.1
+ */
+Notification.prototype.setUrlArgs = function (urlArgs) {
+	this.urlArgs = urlArgs;
+	return this;
 };
 
 /**
@@ -354,6 +367,10 @@ Notification.prototype.toJSON = function () {
 	if (this.newsstandAvailable || this.contentAvailable) {
 		this.payload.aps['content-available'] = 1;
 	}
+	if (Array.isArray(this.urlArgs)) {
+		this.payload.aps['url-args'] = this.urlArgs;
+	}
+
 	return this.payload;
 };