无法通过FB里的android登录后得到EMAILID [英] Unable to get emailId after login through fb in android
本文介绍了无法通过FB里的android登录后得到EMAILID的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
我使用的近Fb的SDK。 我做FB集成在Android的工作室。 我已经做了从FB文档中的所有步骤。 但我没有打通FB成功登录后，电子邮件ID。
I am using recent Fb SDK. I am doing fb integration in Android Studio. I have done all the steps from fb docs. But i didn't get the email id after successful login through fb.
下面是我的MainActivity.java
Here is my MainActivity.java
package com.example.myapp;
import android.app.Activity;
import android.content.Intent;
import android.support.v4.app.Fragment;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
import com.facebook.AccessToken;
import com.facebook.AccessTokenTracker;
import com.facebook.CallbackManager;
import com.facebook.FacebookCallback;
import com.facebook.FacebookException;
import com.facebook.FacebookSdk;
import com.facebook.GraphRequest;
import com.facebook.GraphResponse;
import com.facebook.Profile;
import com.facebook.ProfileTracker;
import com.facebook.login.LoginResult;
import com.facebook.login.widget.LoginButton;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Arrays;
import java.util.List;
public class MainActivity extends Activity {
private CallbackManager callbackManager;
Button fb;
private AccessTokenTracker accessTokenTracker;
private ProfileTracker profileTracker;
LoginButton loginButton;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
FacebookSdk.sdkInitialize(this.getApplicationContext());
setContentView(R.layout.activity_main);
// fb = (Button)findViewById(R.id.button);
callbackManager = CallbackManager.Factory.create();
fb = (Button) findViewById(R.id.fb);
loginButton = (LoginButton) findViewById(R.id.login_button);
List< String > permissionNeeds = Arrays.asList("user_photos", "email",
"user_birthday", "public_profile", "AccessToken");
loginButton.registerCallback(callbackManager,
new FacebookCallback < LoginResult > () {@Override
public void onSuccess(LoginResult loginResult) {
System.out.println("onSuccess");
String accessToken = loginResult.getAccessToken()
.getToken();
Log.i("accessToken", accessToken);
GraphRequest request = GraphRequest.newMeRequest(loginResult.getAccessToken(),new GraphRequest.GraphJSONObjectCallback(){
@Override
public void onCompleted(JSONObject object, GraphResponse response) {
Log.i("LoginActivity",
object.toString());
Toast.makeText(getApplicationContext(), object.toString(),Toast.LENGTH_LONG).show();
try {
String id = object.getString("id").toString();
String name = object.getString("name");
String email = object.getString("email");
String gender = object.getString("gender");
String birthday = object.getString("birthday");
} catch (JSONException e) {
e.printStackTrace();
}
}
});
Bundle parameters = new Bundle();
parameters.putString("fields",
"id,name,email,gender, birthday");
request.setParameters(parameters);
request.executeAsync();
}
@Override
public void onCancel() {
System.out.println("onCancel");
}
@Override
public void onError(FacebookException exception) {
System.out.println("onError");
Log.v("LoginActivity", exception.getCause().toString());
}
});
}
public void onClick(View v) {
if (v == fb) {
loginButton.performClick();
}
}
@Override
protected void onActivityResult(int requestCode, int responseCode,
Intent data) {
super.onActivityResult(requestCode, responseCode, data);
callbackManager.onActivityResult(requestCode, responseCode, data);
}
}
下面是我的activity_main.xml
Here is My activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:facebook="http://schemas.android.com/apk/res-auto"
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="@dimen/activity_vertical_margin"
tools:context="com.example.myapp.MainActivity">
<TextView
android:id="@+id/txt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Hello World!" />
<FrameLayout
android:id="@+id/FrameLayout1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/txt">
<com.facebook.login.widget.LoginButton
android:id="@+id/login_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:visibility="gone" />
<Button
android:id="@+id/fb"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="#416BC1"
android:onClick="onClick"
android:text="FaceBook"
android:textColor="#ffffff"
android:textStyle="bold" />
</FrameLayout>
</RelativeLayout>
下面是我的mainifest
Here is my Mainifest
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.myapp">
<uses-permission android:name="android.permission.INTERNET"/>
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name=".MainActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name="com.facebook.FacebookActivity"
android:configChanges=
"keyboard|keyboardHidden|screenLayout|screenSize|orientation"
android:theme="@android:style/Theme.Translucent.NoTitleBar"
android:label="@string/app_name" />
<!-- ATTENTION: This was auto-generated to add Google Play services to your project for
App Indexing. See https://g.co/AppIndexing/AndroidStudio for more information. -->
<meta-data android:name="com.facebook.sdk.ApplicationId" android:value="@string/facebook_app_id"/>
</application>
</manifest>
下面是我的build.gradle模块：应用程序
Here is my build.gradle Module:app
apply plugin: 'com.android.application'
android {
compileSdkVersion 23
buildToolsVersion "23.0.2"
defaultConfig {
applicationId "com.example.myapp"
minSdkVersion 15
targetSdkVersion 23
versionCode 1
versionName "1.0"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
}
repositories {
mavenCentral()
}
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
testCompile 'junit:junit:4.12'
compile 'com.android.support:appcompat-v7:23.1.1'
compile 'com.facebook.android:facebook-android-sdk:4.7.0'
}
由于我回应，我得到
As i response i get
12-03 21:28:10.452 8572-8572/? I/LoginActivity: {"id":"983511081738745","name":"Subhankar Chakraborty","gender":"male"}
如果对我的应用程序的任何问题，请让我知道。
If any question regarding my app please let me know.
推荐答案
试试这个工作对我来说希望如此，它会为你工作，以及在此输入code
我打造的android studio.and sdk4.7.0
Try this it works for me hope so it will work for you as wellenter code here
I build in android studio.and sdk4.7.0
MainActivity.class
MainActivity.class
import android.app.Activity;
import android.content.Intent;
import android.support.v4.app.Fragment;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
import com.facebook.AccessToken;
import com.facebook.AccessTokenTracker;
import com.facebook.CallbackManager;
import com.facebook.FacebookCallback;
import com.facebook.FacebookException;
import com.facebook.FacebookSdk;
import com.facebook.GraphRequest;
import com.facebook.GraphResponse;
import com.facebook.Profile;
import com.facebook.ProfileTracker;
import com.facebook.login.LoginManager;
import com.facebook.login.LoginResult;
import com.facebook.login.widget.LoginButton;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Arrays;
import java.util.List;
public class MainActivity extends Activity {
Button fb;
private CallbackManager callbackManager;
private LoginManager loginManager;
private List<String> permissionNeeds= Arrays.asList("user_photos", "email", "user_birthday", "user_friends");
private String fbUserId;
private String fbUserName;
private String fbEmail;
private String fbGender;
private String fbDob;
TextView txt;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
FacebookSdk.sdkInitialize(this);
callbackManager = CallbackManager.Factory.create();
loginManager = LoginManager.getInstance();
setContentView(R.layout.activity_main);
fb = (Button)findViewById(R.id.button);
txt= (TextView)findViewById(R.id.txt);
}
public void onClick(View v) {
/* if (v == fb) {
loginButton.performClick();
}*/
FaceBookLogin();
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
callbackManager.onActivityResult(requestCode, resultCode, data);
}
private void FaceBookLogin() {
loginManager.logInWithReadPermissions(MainActivity.this, permissionNeeds);
loginManager.registerCallback(callbackManager, new FacebookCallback<LoginResult>() {
@Override
public void onSuccess(LoginResult loginResult) {
GraphRequest request = GraphRequest.newMeRequest(
loginResult.getAccessToken(),
new GraphRequest.GraphJSONObjectCallback() {
@Override
public void onCompleted(
JSONObject object,
GraphResponse response) {
Log.v("LoginActivity", response.toString());
try {
fbUserId = object.getString("id");
fbUserName = object.getString("name");
fbEmail = object.getString("email");
fbGender = object.getString("gender");
fbDob = object.getString("birthday");
txt.setText(object.toString());
if (fbUserName.contains(" ")) {
String first_name = fbUserName.substring(0, fbUserName.indexOf(' '));
String lastName = fbUserName.substring(fbUserName.indexOf(' ') + 1);
} else {
// first_name = fbUserName;
//lastName = " ";
}
if (fbEmail != null) {
// SendValueToServer(fbUserName, first_name, lastName, fbEmail);
Toast.makeText(getApplicationContext(),"fbEmail"+fbEmail,Toast.LENGTH_SHORT).show();
} else {
// SendValueToServer(fbUserName, first_name, lastName, " ");
Toast.makeText(getApplicationContext(),"fbEmail:"+"blank",Toast.LENGTH_SHORT).show();
}
} catch (JSONException e) {
e.printStackTrace();
}
}
});
Bundle parameters = new Bundle();
parameters.putString("fields", "id,name,email,gender,birthday");
request.setParameters(parameters);
request.executeAsync();
}
@Override
public void onCancel() {
}
@Override
public void onError(FacebookException e) {
}
});
}
}
AndroidManifest.xml中
AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="test.technoexponent.com.test">
<uses-permission android:name="android.permission.INTERNET"/>
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name="test.technoexponent.com.test.MainActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name="com.facebook.FacebookActivity"
android:configChanges=
"keyboard|keyboardHidden|screenLayout|screenSize|orientation"
android:theme="@android:style/Theme.Translucent.NoTitleBar"
android:label="@string/app_name" />
<!-- ATTENTION: This was auto-generated to add Google Play services to your project for
App Indexing. See https://g.co/AppIndexing/AndroidStudio for more information. -->
<meta-data android:name="com.facebook.sdk.ApplicationId" android:value="@string/facebook_app_id"/>
</application>
</manifest>
activity_main.xml
activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:facebook="http://schemas.android.com/apk/res-auto"
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="@dimen/activity_vertical_margin"
tools:context="com.example.myapp.MainActivity">
<TextView
android:id="@+id/txt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Hello World!"
android:textSize="25sp"
android:layout_centerVertical="true"
android:layout_centerHorizontal="true" />
<Button
android:id="@+id/fb"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="#416BC1"
android:onClick="onClick"
android:text="FaceBook"
android:textColor="#ffffff"
android:textStyle="bold" />
</RelativeLayout>
设置，摇篮
include ':app', ':facebook-android-sdk-4.7.0'
这篇关于无法通过FB里的android登录后得到EMAILID的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！
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