/** Sign out and disconnect from the APIs. */
public void signOut() {
if (!mGoogleApiClient.isConnected()) {
// nothing to do
debugLog("signOut: was already disconnected, ignoring.");
return;
}
// for Plus, "signing out" means clearing the default account and
// then disconnecting
if (0 != (mRequestedClients & CLIENT_PLUS)) {
debugLog("Clearing default account on PlusClient.");
Plus.AccountApi.clearDefaultAccount(mGoogleApiClient);
}
// For the games client, signing out means calling signOut and
// disconnecting
if (0 != (mRequestedClients & CLIENT_GAMES)) {
debugLog("Signing out from the Google API Client.");
Games.signOut(mGoogleApiClient);
}
// Ready to disconnect
debugLog("Disconnecting client.");
mConnectOnStart = false;
mConnecting = false;
mGoogleApiClient.disconnect();
}
/** Call this method from your Activity's onStart(). */
public void onStart(Activity act) {
mActivity = act;
mAppContext = act.getApplicationContext();
debugLog("onStart");
assertConfigured("onStart");
if (mConnectOnStart) {
if (mGoogleApiClient.isConnected()) {
Log.w(TAG, "GameHelper: client was already connected on onStart()");
} else {
debugLog("Connecting client.");
mConnecting = true;
mGoogleApiClient.connect();
}
} else {
debugLog("Not attempting to connect becase mConnectOnStart=false");
debugLog("Instead, reporting a sign-in failure.");
mHandler.postDelayed(
new Runnable() {
@Override
public void run() {
notifyListener(false);
}
},
1000);
}
}
/** Called when we are disconnected from the Google API client. */
@Override
public void onConnectionSuspended(int cause) {
debugLog("onConnectionSuspended, cause=" + cause);
disconnect();
mSignInFailureReason = null;
debugLog("Making extraordinary call to onSignInFailed callback");
mConnecting = false;
notifyListener(false);
}
void connect() {
if (mGoogleApiClient.isConnected()) {
debugLog("Already connected.");
return;
}
debugLog("Starting connection.");
mConnecting = true;
mInvitation = null;
mTurnBasedMatch = null;
mGoogleApiClient.connect();
}
/**
* Handle activity result. Call this method from your Activity's onActivityResult callback. If the
* activity result pertains to the sign-in process, processes it appropriately.
*/
public void onActivityResult(int requestCode, int responseCode, Intent intent) {
debugLog(
"onActivityResult: req="
+ (requestCode == RC_RESOLVE ? "RC_RESOLVE" : String.valueOf(requestCode))
+ ", resp="
+ GameHelperUtils.activityResponseCodeToString(responseCode));
if (requestCode != RC_RESOLVE) {
debugLog("onActivityResult: request code not meant for us. Ignoring.");
return;
}
// no longer expecting a resolution
mExpectingResolution = false;
if (!mConnecting) {
debugLog("onActivityResult: ignoring because we are not connecting.");
return;
}
// We're coming back from an activity that was launched to resolve a
// connection problem. For example, the sign-in UI.
if (responseCode == Activity.RESULT_OK) {
// Ready to try to connect again.
debugLog("onAR: Resolution was RESULT_OK, so connecting current client again.");
connect();
} else if (responseCode == GamesActivityResultCodes.RESULT_RECONNECT_REQUIRED) {
debugLog("onAR: Resolution was RECONNECT_REQUIRED, so reconnecting.");
connect();
} else if (responseCode == Activity.RESULT_CANCELED) {
// User cancelled.
debugLog("onAR: Got a cancellation result, so disconnecting.");
mSignInCancelled = true;
mConnectOnStart = false;
mUserInitiatedSignIn = false;
mSignInFailureReason = null; // cancelling is not a failure!
mConnecting = false;
mGoogleApiClient.disconnect();
// increment # of cancellations
int prevCancellations = getSignInCancellations();
int newCancellations = incrementSignInCancellations();
debugLog(
"onAR: # of cancellations "
+ prevCancellations
+ " --> "
+ newCancellations
+ ", max "
+ mMaxAutoSignInAttempts);
notifyListener(false);
} else {
// Whatever the problem we were trying to solve, it was not
// solved. So give up and show an error message.
debugLog(
"onAR: responseCode="
+ GameHelperUtils.activityResponseCodeToString(responseCode)
+ ", so giving up.");
giveUp(new SignInFailureReason(mConnectionResult.getErrorCode(), responseCode));
}
}
/** Call this method from your Activity's onStop(). */
public void onStop() {
debugLog("onStop");
assertConfigured("onStop");
if (mGoogleApiClient.isConnected()) {
debugLog("Disconnecting client due to onStop");
mGoogleApiClient.disconnect();
} else {
debugLog("Client already disconnected when we got onStop.");
}
mConnecting = false;
mExpectingResolution = false;
// let go of the Activity reference
mActivity = null;
}
void succeedSignIn() {
debugLog("succeedSignIn");
mSignInFailureReason = null;
mConnectOnStart = true;
mUserInitiatedSignIn = false;
mConnecting = false;
notifyListener(true);
}
public void disconnect() {
if (mGoogleApiClient.isConnected()) {
debugLog("Disconnecting client.");
mGoogleApiClient.disconnect();
} else {
Log.w(TAG, "disconnect() called when client was already disconnected.");
}
}
/**
* Starts a user-initiated sign-in flow. This should be called when the user clicks on a "Sign In"
* button. As a result, authentication/consent dialogs may show up. At the end of the process, the
* GameHelperListener's onSignInSucceeded() or onSignInFailed() methods will be called.
*/
public void beginUserInitiatedSignIn() {
debugLog("beginUserInitiatedSignIn: resetting attempt count.");
resetSignInCancellations();
mSignInCancelled = false;
mConnectOnStart = true;
if (mGoogleApiClient.isConnected()) {
// nothing to do
logWarn(
"beginUserInitiatedSignIn() called when already connected. "
+ "Calling listener directly to notify of success.");
notifyListener(true);
return;
} else if (mConnecting) {
logWarn(
"beginUserInitiatedSignIn() called when already connecting. "
+ "Be patient! You can only call this method after you get an "
+ "onSignInSucceeded() or onSignInFailed() callback. Suggestion: disable "
+ "the sign-in button on startup and also when it's clicked, and re-enable "
+ "when you get the callback.");
// ignore call (listener will get a callback when the connection
// process finishes)
return;
}
debugLog("Starting USER-INITIATED sign-in flow.");
// indicate that user is actively trying to sign in (so we know to
// resolve
// connection problems by showing dialogs)
mUserInitiatedSignIn = true;
if (mConnectionResult != null) {
// We have a pending connection result from a previous failure, so
// start with that.
debugLog("beginUserInitiatedSignIn: continuing pending sign-in flow.");
mConnecting = true;
resolveConnectionResult();
} else {
// We don't have a pending connection result, so start anew.
debugLog("beginUserInitiatedSignIn: starting new sign-in flow.");
mConnecting = true;
connect();
}
}
/** Disconnects the API client, then connects again. */
public void reconnectClient() {
if (!mGoogleApiClient.isConnected()) {
Log.w(TAG, "reconnectClient() called when client is not connected.");
// interpret it as a request to connect
connect();
} else {
debugLog("Reconnecting client.");
mGoogleApiClient.reconnect();
}
}
/** Called when we successfully obtain a connection to a client. */
@Override
public void onConnected(Bundle connectionHint) {
debugLog("onConnected: connected!");
if (connectionHint != null) {
debugLog("onConnected: connection hint provided. Checking for invite.");
Invitation inv = connectionHint.getParcelable(Multiplayer.EXTRA_INVITATION);
if (inv != null && inv.getInvitationId() != null) {
// retrieve and cache the invitation ID
debugLog("onConnected: connection hint has a room invite!");
mInvitation = inv;
debugLog("Invitation ID: " + mInvitation.getInvitationId());
}
// Do we have any requests pending?
mRequests = Games.Requests.getGameRequestsFromBundle(connectionHint);
if (!mRequests.isEmpty()) {
// We have requests in onConnected's connectionHint.
debugLog("onConnected: connection hint has " + mRequests.size() + " request(s)");
}
debugLog("onConnected: connection hint provided. Checking for TBMP game.");
mTurnBasedMatch = connectionHint.getParcelable(Multiplayer.EXTRA_TURN_BASED_MATCH);
}
// we're good to go
succeedSignIn();
}
/**
* Attempts to resolve a connection failure. This will usually involve starting a UI flow that
* lets the user give the appropriate consents necessary for sign-in to work.
*/
void resolveConnectionResult() {
// Try to resolve the problem
if (mExpectingResolution) {
debugLog("We're already expecting the result of a previous resolution.");
return;
}
if (mActivity == null) {
debugLog("No need to resolve issue, activity does not exist anymore");
return;
}
debugLog("resolveConnectionResult: trying to resolve result: " + mConnectionResult);
if (mConnectionResult.hasResolution()) {
// This problem can be fixed. So let's try to fix it.
debugLog("Result has resolution. Starting it.");
try {
// launch appropriate UI flow (which might, for example, be the
// sign-in flow)
mExpectingResolution = true;
mConnectionResult.startResolutionForResult(mActivity, RC_RESOLVE);
} catch (SendIntentException e) {
// Try connecting again
debugLog("SendIntentException, so connecting again.");
connect();
}
} else {
// It's not a problem what we can solve, so give up and show an
// error.
debugLog("resolveConnectionResult: result has no resolution. Giving up.");
giveUp(new SignInFailureReason(mConnectionResult.getErrorCode()));
}
}
void notifyListener(boolean success) {
debugLog(
"Notifying LISTENER of sign-in "
+ (success
? "SUCCESS"
: mSignInFailureReason != null ? "FAILURE (error)" : "FAILURE (no error)"));
if (mListener != null) {
if (success) {
mListener.onSignInSucceeded();
} else {
mListener.onSignInFailed();
}
}
}
public void showFailureDialog() {
if (mSignInFailureReason != null) {
int errorCode = mSignInFailureReason.getServiceErrorCode();
int actResp = mSignInFailureReason.getActivityResultCode();
if (mShowErrorDialogs) {
showFailureDialog(mActivity, actResp, errorCode);
} else {
debugLog(
"Not showing error dialog because mShowErrorDialogs==false. "
+ ""
+ "Error was: "
+ mSignInFailureReason);
}
}
}
/**
* Performs setup on this GameHelper object. Call this from the onCreate() method of your
* Activity. This will create the clients and do a few other initialization tasks. Next,
* call @link{#onStart} from the onStart() method of your Activity.
*
* @param listener The listener to be notified of sign-in events.
*/
public void setup(GameHelperListener listener) {
if (mSetupDone) {
String error = "GameHelper: you cannot call GameHelper.setup() more than once!";
logError(error);
throw new IllegalStateException(error);
}
mListener = listener;
debugLog("Setup: requested clients: " + mRequestedClients);
if (mGoogleApiClientBuilder == null) {
// we don't have a builder yet, so create one
createApiClientBuilder();
}
mGoogleApiClient = mGoogleApiClientBuilder.build();
mGoogleApiClientBuilder = null;
mSetupDone = true;
}
// Not recommended for general use. This method forces the
// "connect on start" flag
// to a given state. This may be useful when using GameHelper in a
// non-standard
// sign-in flow.
public void setConnectOnStart(boolean connectOnStart) {
debugLog("Forcing mConnectOnStart=" + connectOnStart);
mConnectOnStart = connectOnStart;
}
/** Enables debug logging */
public void enableDebugLog(boolean enabled) {
mDebugLog = enabled;
if (enabled) {
debugLog("Debug log enabled.");
}
}
/** Handles a connection failure. */
@Override
public void onConnectionFailed(ConnectionResult result) {
// save connection result for later reference
debugLog("onConnectionFailed");
mConnectionResult = result;
debugLog("Connection failure:");
debugLog(" - code: " + GameHelperUtils.errorCodeToString(mConnectionResult.getErrorCode()));
debugLog(" - resolvable: " + mConnectionResult.hasResolution());
debugLog(" - details: " + mConnectionResult.toString());
int cancellations = getSignInCancellations();
boolean shouldResolve;
if (mUserInitiatedSignIn) {
debugLog("onConnectionFailed: WILL resolve because user initiated sign-in.");
shouldResolve = true;
} else if (mSignInCancelled) {
debugLog("onConnectionFailed WILL NOT resolve (user already cancelled once).");
shouldResolve = false;
} else if (cancellations < mMaxAutoSignInAttempts) {
debugLog(
"onConnectionFailed: WILL resolve because we have below the max# of "
+ "attempts, "
+ cancellations
+ " < "
+ mMaxAutoSignInAttempts);
shouldResolve = true;
} else {
shouldResolve = false;
debugLog(
"onConnectionFailed: Will NOT resolve; not user-initiated and max attempts "
+ "reached: "
+ cancellations
+ " >= "
+ mMaxAutoSignInAttempts);
}
if (!shouldResolve) {
// Fail and wait for the user to want to sign in.
debugLog("onConnectionFailed: since we won't resolve, failing now.");
mConnectionResult = result;
mConnecting = false;
notifyListener(false);
return;
}
debugLog("onConnectionFailed: resolving problem...");
// Resolve the connection result. This usually means showing a dialog or
// starting an Activity that will allow the user to give the appropriate
// consents so that sign-in can be successful.
resolveConnectionResult();
}