使用gms:play-services-auth:8.3.0, Google Sign-In总是返回false

Question

这是我第一次尝试登录谷歌。我研究了很多代码。然而，在日志中，我总是得到:D:/SignInActivity: handleSignInResult:false。我在屏幕上选择一个帐户，在我做出选择后，什么也没有发生。我从StackOverflow尝试了一些答案，但它仍然不起作用。所以，我肯定我犯了一个愚蠢的错误。

activity_test_login3.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="64dp"
    tools:context="com.sinteksolutions.planningforthefuture.TestLogin3">
    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/mStatus"/>
    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/siBtn"
        android:text="Sign in"/>
</LinearLayout>

TestLogin3.java

package xxx;
import android.content.Intent;
import android.support.v4.app.FragmentActivity;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
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.common.ConnectionResult;
import com.google.android.gms.common.Scopes;
import com.google.android.gms.common.api.Api;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.OptionalPendingResult;
import com.google.android.gms.common.api.PendingResult;
import com.google.android.gms.common.api.ResultCallback;
import com.google.android.gms.common.api.Scope;
import com.google.android.gms.common.api.Status;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.util.concurrent.TimeUnit;
public class TestLogin3 extends AppCompatActivity implements View.OnClickListener, GoogleApiClient.OnConnectionFailedListener {
    public TextView mStatusTV;
    public Button signInBtn;
    public GoogleApiClient myGoogleApi;
    private static final String TAG = "SignInActivity";
    private static final int RC_SIGN_IN = 1;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_test_login3);
        mStatusTV = (TextView) findViewById(R.id.mStatus);
        signInBtn = (Button) findViewById(R.id.siBtn);
        signInBtn.setOnClickListener(this);
        //Request id, email and profile
        GoogleSignInOptions gso = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
                .requestScopes(new Scope(Scopes.EMAIL))
                .requestEmail()
                .requestIdToken("xxx")
                .build();
        //API with access to sign in
        myGoogleApi = new GoogleApiClient.Builder(this)
                .enableAutoManage(this, this)
                .addApi(Auth.GOOGLE_SIGN_IN_API, gso)
                .build();
    }
    @Override
    public void onStart(){
        super.onStart();
        OptionalPendingResult<GoogleSignInResult> opr = Auth.GoogleSignInApi.silentSignIn(myGoogleApi);
        //Cached credentials?
        if(opr.isDone()){
            Log.d(TAG, "Cached sign-in");
            GoogleSignInResult result = opr.get();
            handleSignInResult(result);
        } else {
            opr.setResultCallback(new ResultCallback<GoogleSignInResult>() {
                @Override
                public void onResult(GoogleSignInResult googleSignInResult) {
                    handleSignInResult(googleSignInResult);
                }
            });
        }
    }
    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data){
        super.onActivityResult(requestCode, resultCode, data);
        //result from Intent
        if(requestCode == RC_SIGN_IN){
            GoogleSignInResult result = Auth.GoogleSignInApi.getSignInResultFromIntent(data);
            handleSignInResult(result);
        }
    }
    private void handleSignInResult(GoogleSignInResult result){
        Log.d(TAG, "handleSignInResult:" + result.isSuccess());
        if(result.isSuccess()){
            GoogleSignInAccount acct = result.getSignInAccount();
            mStatusTV.setText(acct.getEmail());
            updateUI(true);
        } else {
            updateUI(false);
        }
    }
    private void signIn(){
        Intent signInIntent = Auth.GoogleSignInApi.getSignInIntent(myGoogleApi);
        startActivityForResult(signInIntent, RC_SIGN_IN);
    }
    private void signOut(){
        Auth.GoogleSignInApi.signOut(myGoogleApi).setResultCallback(
                new ResultCallback<Status>() {
                    @Override
                    public void onResult(Status status) {
                        updateUI(false);
                    }
                }
        );
    }
    private void revokeAccess(){
        Auth.GoogleSignInApi.revokeAccess(myGoogleApi).setResultCallback(
                new ResultCallback<Status>() {
                    @Override
                    public void onResult(Status status) {
                        updateUI(false);
                    }
                }
        );
    }
    @Override
    public void onClick(View v) {
        switch (v.getId()){
            case R.id.siBtn:
                signIn();
                break;
        }
    }
    @Override
    public void onConnectionFailed(ConnectionResult connectionResult) {
        Log.d(TAG, "onConnectionFailed:" + connectionResult);
    }
    private void updateUI(boolean signedIn){
        if (signedIn){
            findViewById(R.id.siBtn).setVisibility(View.GONE);
        } else {
            mStatusTV.setText("Signed out");
        }
    }
}

项目Gradle:

buildscript {
    repositories {
        jcenter()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:2.1.2'
        classpath 'com.google.gms:google-services:2.0.0-alpha6'
        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}
allprojects {
    repositories {
        jcenter()
    }
}
task clean(type: Delete) {
    delete rootProject.buildDir
}

应用Gradle:

apply plugin: 'com.android.application'
android {
    compileSdkVersion 23
    buildToolsVersion "23.0.3"
    defaultConfig {
        applicationId "com.sinteksolutions.planningforthefuture"
        minSdkVersion 15
        targetSdkVersion 23
        versionCode 1
        versionName "1.0"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}
dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    testCompile 'junit:junit:4.12'
    compile 'com.android.support:design:23.4.0'
    apply plugin: 'com.google.gms.google-services'
    compile 'com.google.android.gms:play-services-auth:8.3.0'
    compile 'com.google.android.gms:play-services-appindexing:8.3.0'
}

app目录下的JSON文件

谢谢你的帮助。

Answer 1

我认为SHA1指纹有问题。

Answer 2

我需要生成一个已签名的APK。