/
GoogleSignInHelper.java
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/
GoogleSignInHelper.java
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package com.grijjy.googlehelper;
import android.content.Context;
import android.content.Intent;
import android.support.annotation.Nullable;
import android.util.Log;
import android.support.annotation.NonNull;
import com.google.android.gms.auth.api.Auth;
import com.google.android.gms.auth.api.signin.GoogleSignInAccount;
import com.google.android.gms.auth.api.signin.GoogleSignInOptions;
import com.google.android.gms.auth.api.signin.GoogleSignInResult;
import com.google.android.gms.auth.api.signin.GoogleSignInStatusCodes;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.OptionalPendingResult;
import com.google.android.gms.common.api.ResultCallback;
import com.google.android.gms.common.api.Scope;
import com.google.android.gms.common.api.Status;
public class GoogleSignInHelper {
private static final int RC_SIGN_IN = 9001;
private GoogleApiClient.Builder rootGoogleApiClientBuilder;
private GoogleApiClient rootGoogleApiClient;
private GoogleSignInOptions.Builder signInOptionsBuilder;
private GoogleSignInOptions signInOptions;
private GoogleSignInCallback signInCallback;
private GoogleSignInAccount signInAccount;
public boolean initSignIn(Context context, GoogleSignInCallback callback, String clientId, String[] scopes, boolean requestServerAuthCode)
{
signInCallback = callback;
signInOptionsBuilder = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN);
if (signInOptionsBuilder != null) {
for (String s : scopes) {
//Log.d("!!!SCOPE", s);
signInOptionsBuilder.requestScopes(new Scope(s));
}
if (requestServerAuthCode) {
signInOptionsBuilder.requestServerAuthCode(clientId, false);
}
signInOptionsBuilder.requestIdToken(clientId);
signInOptionsBuilder.requestEmail();
signInOptions = signInOptionsBuilder.build();
if (signInOptions != null) {
rootGoogleApiClientBuilder = new GoogleApiClient.Builder(context);
if (rootGoogleApiClientBuilder != null) {
rootGoogleApiClientBuilder.addApi(Auth.GOOGLE_SIGN_IN_API, signInOptions);
// rootGoogleApiClientBuilder.addConnectionCallbacks(new GoogleApiClient.ConnectionCallbacks() {
// @Override
// public void onConnected(@Nullable Bundle bundle) {
// Log.d("!!!", "onConnected");
// }
//
// @Override
// public void onConnectionSuspended(int i) {
// Log.d("!!!", "onConnectionSuspended");
// }
// });
rootGoogleApiClientBuilder.addOnConnectionFailedListener(new GoogleApiClient.OnConnectionFailedListener() {
@Override
public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
// Log.d("!!!", "onConnectionFailed");
signInCallback.onFailure(connectionResult.getErrorCode(), connectionResult.getErrorMessage());
}
});
rootGoogleApiClient = rootGoogleApiClientBuilder.build();
if (rootGoogleApiClient != null) {
rootGoogleApiClient.connect();
return true;
} else {
return false;
}
} else {
return false;
}
} else {
return false;
}
} else {
return false;
}
}
private void signInCompleted(GoogleSignInResult signInResult) {
// Log.d("!!!", "signInCompleted");
if (signInResult != null) {
if (signInResult.isSuccess()) {
signInAccount = signInResult.getSignInAccount();
if (signInAccount != null) {
String emailAddress = signInAccount.getEmail();
String displayName = signInAccount.getDisplayName();
String id = signInAccount.getId();
String idToken = signInAccount.getIdToken();
String authCode = signInAccount.getServerAuthCode();
// Log.d("!!!", "idToken = " + idToken);
// Log.d("!!!", "emailAddress = " + emailAddress);
// Log.d("!!!", "displayName = " + displayName);
// Log.d("!!!", "authCode = " + authCode);
signInCallback.onSuccess(emailAddress, displayName, id, idToken, authCode);
}
} else {
int statusCode = signInResult.getStatus().getStatusCode();
// Log.d("!!!", "Signed out " + GoogleSignInStatusCodes.getStatusCodeString(statusCode));
signInCallback.onFailure(statusCode, GoogleSignInStatusCodes.getStatusCodeString(statusCode));
}
}
}
public void signInSilently() {
OptionalPendingResult<GoogleSignInResult> pendingResult = Auth.GoogleSignInApi.silentSignIn(rootGoogleApiClient);
if (pendingResult != null) {
if (pendingResult.isDone()) {
// user credentials are cached already
// Log.d("!!!", "pendingResult");
GoogleSignInResult signInResult = pendingResult.get();
signInCompleted(signInResult);
} else {
pendingResult.setResultCallback(new ResultCallback<GoogleSignInResult>() {
@Override
public void onResult(@NonNull GoogleSignInResult signInResult) {
// Log.d("!!!", "GoogleSignInResult");
if (signInResult.isSuccess()) {
// Log.d("!!!", "GoogleSignInResult SUCCESS");
signInCompleted(signInResult);
} else {
// Log.d("!!!", "GoogleSignInResult FAILED");
// start sign-in interface flow
Intent signInIntent = Auth.GoogleSignInApi.getSignInIntent(rootGoogleApiClient);
signInCallback.StartActivityForResult(signInIntent, RC_SIGN_IN);
}
}
});
}
}
}
public void signIn() {
// start sign-in interface flow
Intent signInIntent = Auth.GoogleSignInApi.getSignInIntent(rootGoogleApiClient);
signInCallback.StartActivityForResult(signInIntent, RC_SIGN_IN);
}
public void HandleActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == RC_SIGN_IN) {
// Log.d("!!!", "RC_SIGN_IN");
GoogleSignInResult signInResult = Auth.GoogleSignInApi.getSignInResultFromIntent(data);
signInCompleted(signInResult);
}
}
public void signOut() {
Auth.GoogleSignInApi.signOut(rootGoogleApiClient).setResultCallback(
new ResultCallback<Status>() {
@Override
public void onResult(Status status) {
}
});
if (rootGoogleApiClient != null)
if (rootGoogleApiClient.isConnected()) {
rootGoogleApiClient.disconnect();
}
}
public void revokeAccess() {
Auth.GoogleSignInApi.revokeAccess(rootGoogleApiClient).setResultCallback(
new ResultCallback<Status>() {
@Override
public void onResult(Status status) {
}
});
}
public String getIdToken() {
if (signInAccount != null) {
return signInAccount.getIdToken().toString();
} else {
return null;
}
}
public String getId() {
if (signInAccount != null) {
return signInAccount.getId();
} else {
return null;
}
}
}