Merge pull request #45 from microsoftgraph/feature/app-only-support

adds support for app only context

Author: baywet

helpers/authHelper.js

@@ -20,17 +20,35 @@ export function getAuthUrl() {
  * @param {string} code An authorization code returned from a client.
  * @param {AcquireTokenCallback} callback The callback function.
  */
-export function getTokenFromCode(code, callback) {
+export function getTokenFromCode(code) {
   const authContext = new AuthenticationContext(adalConfiguration.authority);
-  authContext.acquireTokenWithAuthorizationCode(
-    code,
-    adalConfiguration.redirectUri,
-    resource,
-    adalConfiguration.clientID,
-    adalConfiguration.clientSecret,
-    (error, token) => {
-      if (error) callback(error, null);
-      else callback(null, token);
-    }
-  );
+  return new Promise((resolve, reject) => {
+    authContext.acquireTokenWithAuthorizationCode(
+      code,
+      adalConfiguration.redirectUri,
+      resource,
+      adalConfiguration.clientID,
+      adalConfiguration.clientSecret,
+      (err, token) => {
+        if (err) {
+          reject(err);
+        } else {
+          resolve(token);
+        }
+      }
+    );
+  });
+}
+
+export function getAppOnlyToken() {
+  const authContext = new AuthenticationContext(adalConfiguration.authority.replace('common', adalConfiguration.tenantID));
+  return new Promise((resolve, reject) => {
+    authContext.acquireTokenWithClientCredentials(resource, adalConfiguration.clientID, adalConfiguration.clientSecret, (err, token) => {
+      if (err) {
+        reject(err);
+      } else {
+        resolve(token);
+      }
+    });
+  });
 }

helpers/dbHelper.js

@@ -11,7 +11,6 @@ export function createDatabase() {
   const dbExists = fs.existsSync(dbFile);
   const db = new sqlite3.Database(dbFile);
   const createSubscriptionStatement = 'CREATE TABLE Subscription ('
-    + 'UserId TEXT NOT NULL, '
     + 'SubscriptionId TEXT NOT NULL, '
     + 'AccessToken TEXT NOT NULL, '
     + 'Resource TEXT NOT NULL, '
@@ -38,7 +37,6 @@ export function createDatabase() {
 export function getSubscription(subscriptionId, callback) {
   const db = new sqlite3.Database(dbFile);
   const getUserDataStatement = 'SELECT '
-    + 'UserId as userId, '
     + 'SubscriptionId as subscriptionId, '
     + 'AccessToken as accessToken, '
     + 'Resource as resource, '
@@ -64,16 +62,15 @@ export function getSubscription(subscriptionId, callback) {
 export function saveSubscription(subscriptionData, callback) {
   const db = new sqlite3.Database(dbFile);
   const insertStatement = 'INSERT INTO Subscription '
-    + '(UserId, SubscriptionId, AccessToken, Resource, ChangeType, '
+    + '(SubscriptionId, AccessToken, Resource, ChangeType, '
     + 'ClientState, NotificationUrl, SubscriptionExpirationDateTime) '
-    + 'VALUES ($userId, $subscriptionId, $accessToken, $resource, $changeType, '
+    + 'VALUES ($subscriptionId, $accessToken, $resource, $changeType, '
     + '$clientState, $notificationUrl, $subscriptionExpirationDateTime)';
 
   db.serialize(() => {
     db.run(
       insertStatement,
       {
-        $userId: subscriptionData.userId,
         $subscriptionId: subscriptionData.id,
         $accessToken: subscriptionData.accessToken,
         $resource: subscriptionData.resource,