Unity3D接入微信登录SDK安卓版

将compile ‘com.tencent.mm.opensdk:wechat-sdk-android-with-mta:+’加入到APP目录下的build.gradle中

以下内容在android studio中的内容：

package com.yjkj.zhuyun.wxapi;import android.content.Intent;import android.os.Bundle;import com.tencent.mm.opensdk.modelbase.BaseReq;import com.tencent.mm.opensdk.modelbase.BaseResp;import com.tencent.mm.opensdk.modelmsg.SendAuth;import com.tencent.mm.opensdk.openapi.IWXAPI;import com.tencent.mm.opensdk.openapi.IWXAPIEventHandler;import com.tencent.mm.opensdk.openapi.WXAPIFactory;import com.unity3d.player.UnityPlayer;import com.unity3d.player.UnityPlayerActivity;import org.json.JSONObject;import java.io.InputStreamReader;import java.net.URL;import javax.net.ssl.HttpsURLConnection;public class WXEntryActivity extends UnityPlayerActivity  implements IWXAPIEventHandler{    public IWXAPI api;    //微信APP_ID UnityPlayerActivity    public static final String AppId = "你的APPID";    public static final String AppSecret = "你的APPSecret";    public static final String url1 = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=";    public String furl, a_t_r,openId;    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        api = WXAPIFactory.createWXAPI(this, AppId, true);        api.registerApp(AppId);        api.handleIntent(getIntent(), this);    }    //U3D的网络刷新方法    protected void onNewIntent(Intent intent) {        super.onNewIntent(intent);        setIntent(intent);        api.handleIntent(intent, this);    }    public void SdkLogin()                           //微信登录请求 , 这步执行成功后会弹出微信    {        SendAuth.Req req = new SendAuth.Req();        req.scope = "snsapi_userinfo";        req.state = "wechat_sdk_demo_test";        api.sendReq(req);    }    @Override    public void onReq(BaseReq baseReq) {    }    //发送到微信请求的响应结果    @Override    public void onResp(BaseResp baseResp) {        System.out.println("微信响应" + baseResp.errCode);        switch (baseResp.errCode) {            case BaseResp.ErrCode.ERR_OK:                System.out.println("用户同意");                SendAuth.Resp newResp = (SendAuth.Resp) baseResp;                String code = newResp.code;                furl = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" + AppId + "&secret=" + AppSecret + "&code=" + code + "&grant_type=authorization_code";                HTTPrequest http = new HTTPrequest();                http.start();                break;            case BaseResp.ErrCode.ERR_AUTH_DENIED:                System.out.println("用户拒绝授权" + baseResp.openId);                break;            case BaseResp.ErrCode.ERR_USER_CANCEL:                System.out.println("用户取消");                break;        }    }    public class HTTPrequest extends Thread {        public void run() {            String urlget=furl;            a_t_r="";            try {                URL url = new URL(urlget);                HttpsURLConnection httpURLConnection = (HttpsURLConnection) url.openConnection();                httpURLConnection.setDoOutput(true);                httpURLConnection.setDoInput(true);                httpURLConnection.setConnectTimeout(10000);                httpURLConnection.setRequestMethod("GET");                httpURLConnection.connect();                InputStreamReader bis = new InputStreamReader(httpURLConnection.getInputStream(),"utf-8");                int c = 0;                while((c = bis.read()) != -1){                    a_t_r=a_t_r+(char)c;                }                System.out.println("HTTP通信成功！"+a_t_r);            }catch (Exception e) {                System.out.println(urlget + "  HTTP通信失败");                a_t_r = "http error";            }            if (a_t_r!="http error"){                if(openId == null)            //json暂时都是在unity中解开....  这里是调用unity解http回应的json                    UnityPlayer.UnitySendMessage("UI_Root","json_AcToken",a_t_r);                else                    UnityPlayer.UnitySendMessage("UI_Root","json_UserInfo",a_t_r);            }        }    }//unity 解 出access_token , 和 openID 后找微信服务器拉用户信息    public void GetUserInfoReq(String ac_token, String openID) {             //        openId = openID;        this.furl = "https://api.weixin.qq.com/sns/userinfo?access_token=" + ac_token + "&openid=" + openID;        HTTPrequest tt = new HTTPrequest();        tt.start();    }}以下内容在unity3D中

/// <summary>/// 带返回值的Call  /// </summary>/// <typeparam name="T">返回值</typeparam>/// <param name="apiName">方法名</param>/// <param name="args">参数</param>/// <returns></returns>public T _CallSdkApiReturn<T>(string apiName, params object[] args){    AndroidJavaObject jo = _GetCurrentAndroidJavaObject();    return jo.Call<T>(apiName, args);}public void _CallSdkApi(string apiName, params object[] args){    AndroidJavaObject jo = _GetCurrentAndroidJavaObject();    jo.Call(apiName, args);}/// <summary>/// 通过code获取access_token和openid/// </summary>/// <param name="str"></param>public void json_AcToken(string str){    Dictionary<string, object> JsonGet = MiniJSON.Json.Deserialize(str) as Dictionary<string, object>;    string openid1 = JsonGet["openid"].ToString();    string access_token = JsonGet["access_token"].ToString();    string[] str2 = new string[] { access_token, openid1 };    _CallSdkApi("GetUserInfoReq", str2);//调用jar包中的方法    Debug.Log("openid为：" + openid1 + "access_token为：" + access_token);}

/// <summary>    /// 通过access_token和openid获取用户个人信息    /// </summary>    /// <param name="str"></param>    public void json_UserInfo(string str)    {        Dictionary<string, object> JsonGet = MiniJSON.Json.Deserialize(str) as Dictionary<string, object>;        string openid = JsonGet["openid"].ToString();        string nickname = JsonGet["nickname"].ToString();        string sex = JsonGet["sex"].ToString();        string province = JsonGet["province"].ToString();        string city = JsonGet["city"].ToString();        string country = JsonGet["country"].ToString();        string headimgurl = JsonGet["headimgurl"].ToString();          //头像是一个链接还得下载下来.....          string privilege = JsonGet["privilege"].ToString();        string unionid = JsonGet["unionid"].ToString();        Debug.Log("用户信息: " + "\nopenID:" + openid + "\nnickname:" + nickname            + "\nsex" + sex + "\nprovince" + province + "\ncity" + city + "\ncountry" + country            + "\nheadimgurl" + headimgurl + "\nunionID" + unionid);    }