package org.scribe.builder.api; import org.scribe.model.*; import org.scribe.utils.*; public class FacebookApi extends DefaultApi20 { private static final String AUTHORIZE_URL = "https://www.facebook.com/dialog/oauth?client_id=%s&redirect_uri=%s"; private static final String SCOPED_AUTHORIZE_URL = AUTHORIZE_URL + "&scope=%s"; @Override public String getAccessTokenEndpoint() { return "https://graph.facebook.com/oauth/access_token"; } @Override public String getAuthorizationUrl(OAuthConfig config) { Preconditions.checkValidUrl(config.getCallback(), "Must provide a valid url as callback. Facebook does not support OOB"); // Append scope if present if(config.hasScope()) { return String.format(SCOPED_AUTHORIZE_URL, config.getApiKey(), OAuthEncoder.encode(config.getCallback()), OAuthEncoder.encode(config.getScope())); } else { return String.format(AUTHORIZE_URL, config.getApiKey(), OAuthEncoder.encode(config.getCallback())); } } }