Get Facebook User ID from app-scoped User ID

From your conversation between Johannes N. Can I get the app-scoped ids (for apps I own) via the original user id. that would help too. To get app-scoped ids from original user id can be easily done via: https://graph.facebook.com/v2.0/?ids=http://www.facebook.com/USER_ID&access_token=ACCESS_TOKEN Yo can use fields parameter to return only id: https://graph.facebook.com/v2.0/?ids=http://www.facebook.com/USER_ID&fields=id&access_token=ACCESS_TOKEN The benefit of ids instead of … Read more

trying to get app access token

Obtaining an App Access Token To obtain an App Access Token, invoke the following HTTP GET request: GET https://graph.facebook.com/oauth/access_token? client_id=YOUR_APP_ID &client_secret=YOUR_APP_SECRET &grant_type=client_credentials The API will respond with a query-string formatted string of the form: access_token=YOUR_APP_ID|YOUR_APP_ACCESS_TOKEN Reference: http://developers.facebook.com/docs/opengraph/howtos/publishing-with-app-token/

How to verify Facebook access token?

The officially supported method for this is: GET graph.facebook.com/debug_token? input_token={token-to-inspect} &access_token={app-token-or-admin-token} See the check token docs for more information. An example response is: { “data”: { “app_id”: 138483919580948, “application”: “Social Cafe”, “expires_at”: 1352419328, “is_valid”: true, “issued_at”: 1347235328, “metadata”: { “sso”: “iphone-safari” }, “scopes”: [ “email”, “publish_actions” ], “user_id”: 1207059 } }