From eb04a7c5cc88943dc912607ba2be32ebcf89494a Mon Sep 17 00:00:00 2001
From: Adrian Chia <achia@adrianchia.com>
Date: Tue, 5 Dec 2017 16:33:15 -0600
Subject: [PATCH 1/3] Add checkSession method to acquire new token from Auth0

---
 types/auth0-js/auth0-js-tests.ts | 10 ++++++++++
 types/auth0-js/index.d.ts        |  8 ++++++++
 2 files changed, 18 insertions(+)

diff --git a/types/auth0-js/auth0-js-tests.ts b/types/auth0-js/auth0-js-tests.ts
index d425cca21a..a4650c6154 100644
--- a/types/auth0-js/auth0-js-tests.ts
+++ b/types/auth0-js/auth0-js-tests.ts
@@ -174,6 +174,16 @@ webAuth.login({username: 'bar', password: 'foo'}, (err, data) => {});
 
 webAuth.crossOriginAuthenticationCallback();
 
+webAuth.checkSession({
+  audience: 'https://mystore.com/api/v2',
+  scope: 'read:order write:order',
+  redirectUri: 'https://example.com/auth/silent-callback'
+  }, (err, authResult) => {
+    // Authentication tokens or error
+});
+
+
+
 const authentication = new auth0.Authentication({
     domain: 'me.auth0.com',
     clientID: '...',
diff --git a/types/auth0-js/index.d.ts b/types/auth0-js/index.d.ts
index 340f14e15b..443ba7674b 100644
--- a/types/auth0-js/index.d.ts
+++ b/types/auth0-js/index.d.ts
@@ -268,6 +268,14 @@ export class WebAuth {
      * @param options:
      */
     passwordlessVerify(options: PasswordlessVerifyOptions, callback: Auth0Callback<any>): void;
+
+    /**
+     * Renews an existing session on Auth0's servers using `response_mode=web_message` (i.e. Auth0's hosted login page)
+     *
+     * @param options options used in {@link authorize} call
+     * @param callback
+     */
+    checkSession(options: AuthorizeOptions, callback: Auth0Callback<any>): void;
 }
 
 export class Redirect {

From 2a41d4fb397d99f8a7a1f91e413f684bfba7017c Mon Sep 17 00:00:00 2001
From: Adrian Chia <achia@adrianchia.com>
Date: Tue, 5 Dec 2017 16:51:38 -0600
Subject: [PATCH 2/3] Fix travis build error

---
 types/auth0-js/index.d.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/types/auth0-js/index.d.ts b/types/auth0-js/index.d.ts
index 443ba7674b..7bce828ac1 100644
--- a/types/auth0-js/index.d.ts
+++ b/types/auth0-js/index.d.ts
@@ -273,7 +273,7 @@ export class WebAuth {
      * Renews an existing session on Auth0's servers using `response_mode=web_message` (i.e. Auth0's hosted login page)
      *
      * @param options options used in {@link authorize} call
-     * @param callback
+     * @param callback: any(err, token_payload)
      */
     checkSession(options: AuthorizeOptions, callback: Auth0Callback<any>): void;
 }

From 1de5359aea3ff24e5b9826e7a0bd8e45029c8a2b Mon Sep 17 00:00:00 2001
From: Adrian Chia <achia@adrianchia.com>
Date: Tue, 5 Dec 2017 17:03:16 -0600
Subject: [PATCH 3/3] [auth0-js] Add optional usePostMessage for checkSession,
 fix travis-ci build error

---
 types/auth0-js/auth0-js-tests.ts | 9 ++++++++-
 types/auth0-js/index.d.ts        | 9 ++++++++-
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/types/auth0-js/auth0-js-tests.ts b/types/auth0-js/auth0-js-tests.ts
index a4650c6154..d05ee2251e 100644
--- a/types/auth0-js/auth0-js-tests.ts
+++ b/types/auth0-js/auth0-js-tests.ts
@@ -182,7 +182,14 @@ webAuth.checkSession({
     // Authentication tokens or error
 });
 
-
+webAuth.checkSession({
+  audience: 'https://mystore.com/api/v2',
+  scope: 'read:order write:order',
+  redirectUri: 'https://example.com/auth/silent-callback',
+  usePostMessage: true
+  }, (err, authResult) => {
+    // Renewed tokens or error
+});
 
 const authentication = new auth0.Authentication({
     domain: 'me.auth0.com',
diff --git a/types/auth0-js/index.d.ts b/types/auth0-js/index.d.ts
index 7bce828ac1..6110f2fe52 100644
--- a/types/auth0-js/index.d.ts
+++ b/types/auth0-js/index.d.ts
@@ -275,7 +275,7 @@ export class WebAuth {
      * @param options options used in {@link authorize} call
      * @param callback: any(err, token_payload)
      */
-    checkSession(options: AuthorizeOptions, callback: Auth0Callback<any>): void;
+    checkSession(options: CheckSessionOptions, callback: Auth0Callback<any>): void;
 }
 
 export class Redirect {
@@ -761,3 +761,10 @@ export interface AuthorizeOptions {
     scope?: string;
     audience?: string;
 }
+
+export interface CheckSessionOptions extends AuthorizeOptions {
+	/**
+	 * optional parameter for auth0 to use postMessage to communicate between the silent callback and the SPA.
+	 */
+	usePostMessage?: boolean;
+}