android ——第三方微信登录

在包名下单独建一个包 wxapi   ===========

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import android.os.Bundle;

import android.os.Handler;

import android.os.Message;

import android.support.annotation.Nullable;

import android.util.Log;

import android.view.View;

import android.widget.EditText;

import android.widget.FrameLayout;

import android.widget.ImageView;

import android.widget.TextView;

import android.widget.Toast;

import com.etcxc.android.R;

import com.etcxc.android.base.App;

import com.etcxc.android.base.BaseActivity;

import com.etcxc.android.utils.PrefUtils;

import com.etcxc.android.utils.ToastUtils;

import com.tencent.mm.sdk.openapi.SendAuth;

import java.io.IOException;

import java.io.InputStream;

import okhttp3.Call;

import okhttp3.Callback;

import okhttp3.OkHttpClient;

import okhttp3.Request;

import okhttp3.Response;

import static com.etcxc.android.R.id.editText1;

import static com.etcxc.android.R.id.editText2;

/**

* Created by 刘涛 on 2017/6/7 0007.

*/

public class Login2Activity extends BaseActivity implements View.OnClickListener {

protected final String TAG = ((Object) this).getClass().getSimpleName();

private boolean userTag;

private EditText f2_editText1;

private EditText f2_editText2;

private TextView f2_textView3;

private ImageView iv_wx_login;

private ImageView iv_qq_login;

public String userName;

public String passWord;

private Bitmap bitmap;

private FrameLayout flwx_user;

private FrameLayout fl_f2;

SendAuth.Req req;

private static final String WEIXIN_SCOPE = "snsapi_userinfo";// 用于请求用户信息的作用域

private static final String WEIXIN_STATE = "login_state"; // 自定义

private static final int ERROR = 1;

private static final int SUCCESS = 2;

private TextView username;

private TextView usersex;

private ImageView head;

private TextView openid;

private Handler handler = new Handler() {

@Override

public void handleMessage(Message msg) {

switch (msg.what) {

case SUCCESS:

head.setImageBitmap((Bitmap) msg.obj);

break;

case ERROR:

Toast.makeText(App.getContext(), "请求超时", Toast.LENGTH_SHORT).show();

break;

}

}

};

@Override

protected void onCreate(@Nullable Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.login);

flwx_user = (FrameLayout) findViewById(R.id.flwx_user);

fl_f2 = (FrameLayout) findViewById(R.id.fl_f2);

username = (TextView) findViewById(R.id.tv_username);

usersex = (TextView) findViewById(R.id.tv_usersex);

head = (ImageView) findViewById(R.id.iv_userhead);

openid = (TextView) findViewById(R.id.tv_userid);

f2_editText1 = (EditText) findViewById(editText1);//用户名

f2_editText2 = (EditText) findViewById(editText2);//密码

f2_textView3 = (TextView) findViewById(R.id.textView3);//登录

iv_wx_login = (ImageView) findViewById(R.id.iv_wx_login);

iv_qq_login = (ImageView) findViewById(R.id.iv_qq_login);

initview();

}

private void initview() {

userTag = PrefUtils.getBoolean(App.getContext(), "userTag", false);

if (userTag) {

//加载头像url

String headurl = PrefUtils.getString(App.getContext(), "headurl", null);

flwx_user.setVisibility(View.VISIBLE);

fl_f2.setVisibility(View.INVISIBLE);

if (headurl != null)

SetWXUserInfo(headurl);

} else {

fl_f2.setVisibility(View.VISIBLE);

flwx_user.setVisibility(View.INVISIBLE);

}

f2_textView3.setOnClickListener(this);

iv_wx_login.setOnClickListener(this);

iv_qq_login.setOnClickListener(this);

userName = f2_editText1.getText().toString();

passWord = f2_editText2.getText().toString();

username.setText(PrefUtils.getString(App.getContext(), "username", null));

openid.setText(PrefUtils.getString(App.getContext(), "openid", null));

// headurl.setText(PrefUtils.getString(App.getContext(),"headurl",null));

if (PrefUtils.getInt(App.getContext(), "usersex", 1) == 1) {

usersex.setText("男");

} else {

usersex.setText("女");

}

}

private void SetWXUserInfo(final String url) {

new Thread() {

@Override

public void run() {

OkHttpClient uOkHttpClient = new OkHttpClient();

Request requst = new Request.Builder()

.url(url)

.get()

.build();

uOkHttpClient.newCall(requst).enqueue(new Callback() {

@Override

public void onFailure(Call call, IOException e) {

}

@Override

public void onResponse(Call call, Response response) throws IOException {

InputStream is = response.body().byteStream();//字节流

bitmap = BitmapFactory.decodeStream(is);

//使用Hanlder发送消息

Message msg = Message.obtain();

msg.what = SUCCESS;

msg.obj = bitmap;

handler.sendMessage(msg);

}

});

}

}.start();

}

@Override

public void onClick(View v) {

switch (v.getId()) {

case R.id.textView3:

ToastUtils.showToast("登录成功");

break;

case R.id.iv_wx_login://微信登录

WXLogin();

finish();

break;

case R.id.iv_qq_login://

QQLogin();

break;

}

}

/**

* 登录微信

*/

private void WXLogin() {

if (App.WXapi != null && App.WXapi.isWXAppInstalled()) {

req = new SendAuth.Req();

req.scope = WEIXIN_SCOPE;

req.state = WEIXIN_STATE;

App.WXapi.sendReq(req);

Log.i(TAG, "。。。。。。。。。。。。WxLogin()，微信登录。。。。。。。");

ToastUtils.showToast("请稍后");

} else

ToastUtils.showToast("用户未安装微信");

}

/**

* qq登录

*/

private void QQLogin() {

}

@Override

public void onResume() {

super.onResume();

}

@Override

public void onStart() {

super.onStart();

}

}

package com.etcxc.android.ui.activity;

import android.content.Intent;

import android.os.Bundle;

import android.support.annotation.Nullable;

import android.support.v7.app.AppCompatActivity;

import android.widget.Toast;

import com.etcxc.android.base.App;

import com.etcxc.android.utils.LogUtil;

import com.etcxc.android.utils.PrefUtils;

import com.tencent.mm.sdk.openapi.BaseReq;

import com.tencent.mm.sdk.openapi.BaseResp;

import com.tencent.mm.sdk.openapi.IWXAPIEventHandler;

import com.tencent.mm.sdk.openapi.SendAuth;

import com.tencent.mm.sdk.openapi.WXAPIFactory;

import org.json.JSONException;

import org.json.JSONObject;

import java.io.IOException;

import okhttp3.Call;

import okhttp3.Callback;

import okhttp3.OkHttpClient;

import okhttp3.Request;

import okhttp3.Response;

import static android.R.attr.path;

import static com.etcxc.android.base.App.WX_APP_ID;

import static com.etcxc.android.base.App.WX_APP_SECRET;

import static com.etcxc.android.base.App.userTag;

/**

* Created by 刘涛 on 2017/6/5 0005.

*/

public class WXEntryActivity extends AppCompatActivity implements IWXAPIEventHandler {

protected final String TAG = ((Object) this).getClass().getSimpleName();

private BaseResp resp = null;

// 获取第一步的code后，请求以下链接获取access_token

private String GetCodeRequest = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=APPID&secret=SECRET&code=CODE&grant_type=authorization_code";

// 获取用户个人信息

private String GetUserInfo = "https://api.weixin.qq.com/sns/userinfo?access_token=ACCESS_TOKEN&openid=OPENID";

private final OkHttpClient client = new OkHttpClient();

@Override

protected void onCreate(@Nullable Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

App.WXapi = WXAPIFactory.createWXAPI(this, WX_APP_ID, false);

//将你收到的intent和实现IWXAPIEventHandler接口的对象传递给handleIntent方法

App.WXapi.handleIntent(this.getIntent(), this);

}

@Override

public void onReq(BaseReq baseReq) {

// finish();

}

/**

* 点击确认会回调的方法

* 第三方应用发送到微信的请求处理后的响应结果，会回调到该方法

*

* @param resp

*/

@Override

public void onResp(BaseResp resp) {

String result = "";

switch (resp.errCode) {

case BaseResp.ErrCode.ERR_OK:

result = "发送成功";

Toast.makeText(this, result, Toast.LENGTH_LONG).show();

SendAuth.Resp sendResp = (SendAuth.Resp) resp;

if (sendResp != null) {

String code = sendResp.token;

getAccess_token(code);

}

userTag = true;

PrefUtils.setBoolean(App.getContext(), "userTag", userTag);

finish();

break;

case BaseResp.ErrCode.ERR_USER_CANCEL:

result = "发送取消";

Toast.makeText(this, result, Toast.LENGTH_LONG).show();

//finish();

break;

case BaseResp.ErrCode.ERR_AUTH_DENIED:

result = "发送被拒绝";

Toast.makeText(this, result, Toast.LENGTH_LONG).show();

//finish();

break;

default:

result = "发送返回";

Toast.makeText(this, result, Toast.LENGTH_LONG).show();

//finish();

break;

}

finish();

}

/**

* 获取openid accessToken值用于后期操作

*

* @param code 请求码

*/

private void getAccess_token(final String code) {

//用户信息

String url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid="

+ WX_APP_ID

+ "&secret="

+ WX_APP_SECRET

+ "&code="

+ code

+ "&grant_type=authorization_code";

run(url);

}

public void run(String url) {

final Request request = new Request.Builder()

//.url("http://publicobject.com/helloworld.txt")

.url(url)

.get()

.build();

client.newCall(request).enqueue(new Callback() {

@Override

public void onFailure(Call call, IOException e) {

}

@Override

public void onResponse(Call call, Response response) throws IOException {

if (!response.isSuccessful()) ;

try {

String responseStr = response.body().string();

JSONObject jsonObject = new JSONObject(responseStr);

String openid = jsonObject.getString("openid").toString().trim();

String access_token = jsonObject.getString("access_token").toString().trim();

getUserMesg(access_token, openid);

//                String openid = jsonObject.getString("openid").toString().trim();

//                  String access_token = jsonObject.getString("access_token").toString().trim();

//                  LogUtil.i(TAG, "getUserMesg 拿到了用户Wx基本信息.. nickname:" + openid + "asdasdasdadadadad测试2222" + access_token);

} catch (JSONException e) {

e.printStackTrace();

}

}

});

}

/**

* 获取微信的个人信息

*

* @param access_token

* @param openid

*/

private void getUserMesg(final String access_token, final String openid) {

JSONObject jsonObject = null;

String url = "https://api.weixin.qq.com/sns/userinfo?access_token="

+ access_token

+ "&openid="

+ openid;

LogUtil.i(TAG, "getUserMesg:" + path);

try {

final Request request = new Request.Builder()

.url(url)

.get()

.build();

client.newCall(request).enqueue(new Callback() {

@Override

public void onFailure(Call call, IOException e) {

}

@Override

public void onResponse(Call call, Response response) throws IOException {

String responseStr = response.body().string();

try {

JSONObject jsonObject = new JSONObject(responseStr);

String nickname = jsonObject.getString("nickname");//名字

int sex = Integer.parseInt(jsonObject.get("sex").toString());//性别

String headimgurl = jsonObject.getString("headimgurl");  //头像

String openid = jsonObject.getString("openid");

String unionid = jsonObject.getString("openid");

PrefUtils.setString(App.getContext(), "openid", openid);

PrefUtils.setString(App.getContext(), "username", nickname);

PrefUtils.setInt(App.getContext(), "usersex", sex);

PrefUtils.setString(App.getContext(), "headurl", headimgurl);

PrefUtils.setString(App.getContext(), "unionid", unionid);

LogUtil.i(TAG, "getUserMesg 拿到了用户Wx基本信息：");

LogUtil.i(TAG, "名字.. nickname:" + nickname);

LogUtil.i(TAG, "性别.. nickname:" + sex);

LogUtil.i(TAG, "头像:" + headimgurl);

//todo：不使用eventbus

//                        EventBus.getDefault().post(new MessageEvent(nickname));

//拿到这些信息后进行相应的业务操作，提交服务器

} catch (JSONException e) {

e.printStackTrace();

}

}

});

} catch (Exception e) {

e.printStackTrace();

}

return;

}

@Override

protected void onNewIntent(Intent intent) {

super.onNewIntent(intent);

setIntent(intent);

App.WXapi.handleIntent(intent, this);

finish();

}

}