Android 应用程序集成FaceBook 登录及二次封装

 1 package com.pegasus.map.presentation.utils;  2 import android.content.Context;  3 import android.content.pm.PackageInfo;  4 import android.content.pm.PackageManager;  5 import android.content.pm.Signature;  6 import android.util.Base64;  7 import android.widget.Toast;  8 import java.security.MessageDigest;  9 import java.security.NoSuchAlgorithmException; 10 11 /** 12  * Created by ${zyj} on 2016/3/29. 13 */ 14 public class KeyHash { 15 16 /** 17  * 注意运行的时候，app需要正式的签名 18  * @param context 19  * @param packageName app的包名 20 */ 21 public static void getKeyHash( Context context , String packageName ){ 22 try { 23 PackageInfo info = null; 24 info = context.getPackageManager().getPackageInfo( packageName , PackageManager.GET_SIGNATURES ); 25 for ( Signature signature : info.signatures ) { 26 MessageDigest messageDigest = null; 27 messageDigest = MessageDigest.getInstance("SHA"); 28  messageDigest.update(signature.toByteArray()); 29 String hs = Base64.encodeToString(messageDigest.digest(), Base64.DEFAULT) ; 30 Toast.makeText(context, "" + hs , Toast.LENGTH_SHORT).show(); 31  } 32 } catch (PackageManager.NameNotFoundException e) { 33  e.printStackTrace(); 34 } catch (NoSuchAlgorithmException e) { 35  e.printStackTrace(); 36  } 37  } 38 }

<meta-data android:name="com.facebook.sdk.ApplicationId" android:value="@string/facebook_app_id"/>

<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"
 >
</activity>  

 1 package com.pegasus.map.presentation.ui.activity;  2 import android.content.Intent;  3 import android.os.Bundle;  4 import android.widget.Toast;  5 import com.facebook.CallbackManager;  6 import com.facebook.FacebookCallback;  7 import com.facebook.FacebookException;  8 import com.facebook.login.LoginResult;  9 import com.facebook.login.widget.LoginButton; 10 import com.pegasus.map.R; 11 import com.pegasus.map.presentation.ui.base.BaseActivity; 12 import butterknife.Bind; 13 import butterknife.ButterKnife; 14 15 16 /** 17  * Created by ${zyj} on 2016/3/24. 18  * 登录 19 */ 20 21 public class LoginLoginActivity extends BaseActivity { 22 23  @Bind(R.id.facebook_bt) 24 public LoginButton facebook_bt; 25 26 private CallbackManager callbackManager ; 27 28  @Override 29 protected void onCreate(Bundle savedInstanceState) { 30 super.onCreate(savedInstanceState); 31  setContentView(R.layout.activity_login); 32 33 ButterKnife.bind(this); 34 callbackManager = CallbackManager.Factory.create() ; 35 36  init(); 37  } 38 39 private void init() { 40 41 facebook_bt.registerCallback(callbackManager, new FacebookCallback<LoginResult>() { 42  @Override 43 public void onSuccess(LoginResult loginResult) { 44 Toast.makeText(LoginLoginActivity.this, "facebook登录成功了", Toast.LENGTH_SHORT).show(); 45 log("facebook登录成功了" + loginResult.getAccessToken());
 //获取登录信息
 getLoginInfo( loginResult.getAccessToken() ) ; 46  } 47 48  @Override 49 public void onCancel() { 50 Toast.makeText(LoginLoginActivity.this, "facebook登录取消了", Toast.LENGTH_SHORT).show(); 51 log("facebook登录取消了"); 52  } 53 54  @Override 55 public void onError(FacebookException error) { 56 Toast.makeText(LoginLoginActivity.this, "facebook登录失败了", Toast.LENGTH_SHORT).show(); 57 log("facebook登录失败了"); 58  } 59  }); 60 61  } 62 63  @Override 64 protected void onActivityResult(int requestCode, int resultCode, Intent data) { 65 super.onActivityResult(requestCode, resultCode, data); 66 67 //facebook回调 68  callbackManager.onActivityResult( requestCode , resultCode ,data ) ; 69  } 70 }

 1 /**  2  * 获取登录信息  3  * @param accessToken  4 */  5 public void getLoginInfo( AccessToken accessToken ){  6 GraphRequest request = GraphRequest.newMeRequest(accessToken, new GraphRequest.GraphJSONObjectCallback() {  7  @Override  8 public void onCompleted(JSONObject object, GraphResponse response) {  9 if (object != null) { 10 String id = object.optString( "id" ) ; //比如:1565455221565 11 String name = object.optString( "name" ) ; //比如：Zhang San 12 String gender = object.optString("gender") ; //性别：比如 male （男） female （女） 13 String emali = object.optString("email") ; //邮箱：比如：56236545@qq.com 14 15 //获取用户头像 16 JSONObject object_pic = object.optJSONObject( "picture" ) ; 17 JSONObject object_data = object_pic.optJSONObject( "data" ) ; 18 String photo = object_data.optString( "url" ) ; 19 20 //获取地域信息 21 String locale = object.optString( "locale" ) ; //zh_CN 代表中文简体 22 23 Toast.makeText( activity , "" + object.toString() , Toast.LENGTH_SHORT).show(); 24  } 25  } 26  }) ; 27 28 Bundle parameters = new Bundle(); 29 parameters.putString("fields", "id,name,link,gender,birthday,email,picture,locale,updated_time,timezone,age_range,first_name,last_name"); 30  request.setParameters(parameters); 31  request.executeAsync() ; 32 }

 1 package com.pegasus.map.presentation.utils;  2  3 import android.app.Activity;  4 import android.content.DialogInterface;  5 import android.os.Bundle;  6 import android.support.v7.app.AlertDialog;  7 import android.widget.Toast;  8  9 import com.facebook.AccessToken;  10 import com.facebook.CallbackManager;  11 import com.facebook.FacebookCallback;  12 import com.facebook.FacebookException;  13 import com.facebook.GraphRequest;  14 import com.facebook.GraphResponse;  15 import com.facebook.Profile;  16 import com.facebook.login.LoginManager;  17 import com.facebook.login.LoginResult;  18  19 import org.json.JSONObject;  20  21 import java.util.Arrays;  22 import java.util.Collections;  23 import java.util.List;  24  25 /**  26  * Created by ${zyj} on 2016/3/30.  27 */  28 public class FaceBookLogin {  29  30 private Activity activity ;  31 private CallbackManager callbackManager ;  32 private FacebookListener facebookListener ;  33 private List<String> permissions = Collections.<String>emptyList();  34 private LoginManager loginManager;  35  36 public FaceBookLogin( Activity activity ){  37 this.activity = activity ;  38  39 //初始化facebook登录服务  40 callbackManager = CallbackManager.Factory.create() ;  41 getLoginManager().registerCallback(callbackManager, new FacebookCallback<LoginResult>() {  42  @Override  43 public void onSuccess(LoginResult loginResult) {  44 // login success  45 AccessToken accessToken = loginResult.getAccessToken();  46  getLoginInfo(accessToken);  47  }  48  49  @Override  50 public void onCancel() {  51 //取消登录  52  }  53  54  @Override  55 public void onError(FacebookException error) {  56 //登录出错  57  }  58  });  59  60 permissions = Arrays  61 .asList("email", "user_likes", "user_status", "user_photos", "user_birthday", "public_profile", "user_friends") ;  62  }  63  64 /**  65  * 登录  66 */  67 public void login(){  68  getLoginManager().logInWithReadPermissions(  69  activity, permissions);  70  }  71  72 /**  73  * 退出  74 */  75 public void logout(){  76 String logout = activity.getResources().getString(  77  com.facebook.R.string.com_facebook_loginview_log_out_action);  78 String cancel = activity.getResources().getString(  79  com.facebook.R.string.com_facebook_loginview_cancel_action);  80  String message;  81 Profile profile = Profile.getCurrentProfile();  82 if (profile != null && profile.getName() != null) {  83 message = String.format(  84  activity.getResources().getString(  85  com.facebook.R.string.com_facebook_loginview_logged_in_as),  86  profile.getName());  87 } else {  88 message = activity.getResources().getString(  89  com.facebook.R.string.com_facebook_loginview_logged_in_using_facebook);  90  }  91 AlertDialog.Builder builder = new AlertDialog.Builder(activity);  92  builder.setMessage(message)  93 .setCancelable(true)  94 .setPositiveButton(logout, new DialogInterface.OnClickListener() {  95 public void onClick(DialogInterface dialog, int which) {  96  getLoginManager().logOut();  97  }  98  })  99 .setNegativeButton(cancel, null); 100  builder.create().show(); 101  } 102 103 /** 104  * 获取登录信息 105  * @param accessToken 106 */ 107 public void getLoginInfo( AccessToken accessToken ){ 108 GraphRequest request = GraphRequest.newMeRequest(accessToken, new GraphRequest.GraphJSONObjectCallback() { 109  @Override 110 public void onCompleted(JSONObject object, GraphResponse response) { 111 if (object != null) { 112 String id = object.optString("id"); //比如:1565455221565 113 String name = object.optString("name"); //比如：Zhang San 114 String gender = object.optString("gender"); //性别：比如 male （男） female （女） 115 String emali = object.optString("email"); //邮箱：比如：56236545@qq.com 116 117 //获取用户头像 118 JSONObject object_pic = object.optJSONObject("picture"); 119 JSONObject object_data = object_pic.optJSONObject("data"); 120 String photo = object_data.optString("url"); 121 122 //获取地域信息 123 String locale = object.optString("locale"); //zh_CN 代表中文简体 124 125 Toast.makeText(activity, "" + object.toString(), Toast.LENGTH_SHORT).show(); 126  } 127  } 128  }) ; 129 130 Bundle parameters = new Bundle(); 131 parameters.putString("fields", "id,name,link,gender,birthday,email,picture,locale,updated_time,timezone,age_range,first_name,last_name"); 132  request.setParameters(parameters); 133  request.executeAsync() ; 134  } 135 136 /** 137  * 获取loginMananger 138  * @return 139 */ 140 private LoginManager getLoginManager() { 141 if (loginManager == null) { 142 loginManager = LoginManager.getInstance(); 143  } 144 return loginManager; 145  } 146 147 public CallbackManager getCallbackManager(){ 148 return callbackManager ; 149  } 150 151 /** 152  * 设置登录简体器 153  * @param facebookListener 154 */ 155 public void setFacebookListener( FacebookListener facebookListener ){ 156 this.facebookListener =facebookListener ; 157  } 158 159 public interface FacebookListener { 160 void facebookLoginSuccess(); 161 void facebookLoginFail() ; 162  } 163 164 165 }

1 //初始化Facebook登录服务 2 FaceBookLogin faceBookLogin = new FaceBookLogin( this ) ; 3 4 //登录 5  faceBookLogin.login(); 6 7 //退出 8 faceBookLogin.logout();

1 @Override 2 protected void onActivityResult(int requestCode, int resultCode, Intent data) { 3 super.onActivityResult(requestCode, resultCode, data); 4 5 //facebook回调 6  faceBookLogin.getCallbackManager().onActivityResult(requestCode, resultCode, data); 7 8 }