微信授权登录
没有公众号高级接口权限可以先用微信公众平台接口测试账号
1，登录后，填写回调域名
2，引导用户点击授权链接
https://open.weixin.qq.com/connect/oauth2/authorize?appid=APPID&redirect_uri=REDIRECT_URI&response_type=code&scope=SCOPE&state=STATE#wechat_redirect
1 //授权成功回调域名获取code 2 public void oauthProsperity(Controller con){ 3 //用户授权获取的code 4 String appId = PropKit.get("appId"); 5 String appsecret = PropKit.get("appsecret"); 6 String code = con.getPara("code"); 7 HttpClientBuilder.create().build(); 8 if(code!=null && code.trim()!=""){ 9 TokenModel token = HttpClientUtil.getOauth2AccessToken(appId, appsecret, code); 10 WeixinUserModel userInfo = HttpClientUtil.getUserInfo(token.getStr("accessToken"), token.getStr("openId")); 11 con.renderJson(userInfo.toJson()); 12 return; 13 } 14 con.renderJson(); 15 }
/** * 通过code换取网页授权access_token， * @param appId 公众号的唯一标识 * @param appsecret 公众号的appsecret * @param code * @return */ public static TokenModel getOauth2AccessToken(String appId,String appsecret,String code){ TokenModel token = null;//map String url = "https://api.weixin.qq.com/sns/oauth2/access_token"; Map<String,String> params = new HashMap<String,String>(); params.put("appId", appId); params.put("secret", appsecret); params.put("code", code); params.put("grant_type", "authorization_code"); JSONObject json = HttpClientUtil.httpPost(url, params); if(json!=null){ token = new TokenModel(); token.set("openId", json.getString("openid")); token.set("scope", json.getString("scope")); token.set("accessToken", json.getString("access_token")); token.set("expiresIn", json.getInt("expires_in")); token.set("refreshToken", json.getString("refresh_token")); token.save(); } return token; }
1 /** 2 * 拉取用户信息 3 * @param accessToken 网页授权接口调用凭证 4 * @param openId 5 * @return 6 */ 7 public static WeixinUserModel getUserInfo(String accessToken,String openId){ 8 WeixinUserModel model = null;//map 9 String url = "https://api.weixin.qq.com/sns/userinfo"; 10 Map<String,String> map = new HashMap<String,String>(); 11 map.put("ACCESS_TOKEN", accessToken); 12 map.put("OPENID", openId); 13 JSONObject json = HttpClientUtil.httpPost(url, map); 14 if(null!=json){ 15 model = new WeixinUserModel(); 16 model.set("id", json.getString("openid")); 17 model.set("subscribe", 1); 18 model.set("nickname", json.getString("nickname")); 19 model.set("sex", json.getInt("sex")); 20 model.set("province", json.getString("province")); 21 model.set("city", json.getString("city")); 22 model.set("country", json.getString("country")); 23 model.set("headimgurl", json.getString("headimgurl")); 24 //model.set("unionId", json.getString("unionid")); 25 model.save(); 26 } 27 return model; 28 }
1 package com.rollDice.util; 2 3 import java.util.ArrayList; 4 import java.util.HashMap; 5 import java.util.List; 6 import java.util.Map; 7 8 import org.apache.http.HttpEntity; 9 import org.apache.http.HttpStatus; 10 import org.apache.http.NameValuePair; 11 import org.apache.http.client.entity.UrlEncodedFormEntity; 12 import org.apache.http.client.methods.CloseableHttpResponse; 13 import org.apache.http.client.methods.HttpPost; 14 import org.apache.http.impl.client.CloseableHttpClient; 15 import org.apache.http.impl.client.HttpClientBuilder; 16 import org.apache.http.message.BasicNameValuePair; 17 import org.apache.http.util.EntityUtils; 18 19 import com.rollDice.model.TokenModel; 20 import com.rollDice.model.WeixinUserModel; 21 22 import net.sf.json.JSONObject; 23 24 public class HttpClientUtil { 25 public static CloseableHttpClient createDefault(){ 26 return HttpClientBuilder.create().build(); 27 } 28 /** 29 * 发送post请求 30 * @param url 链接 31 * @param params 参数 32 * @return 33 */ 34 public static JSONObject httpPost(String url,Map<String,String> params){ 35 CloseableHttpClient httpClient = createDefault(); 36 HttpPost method = new HttpPost(url); 37 //拼接参数 38 List<NameValuePair> list = new ArrayList<NameValuePair>(); 39 if(params!=null){ 40 for(Map.Entry<String, String> entry : params.entrySet()){ 41 String key = entry.getKey().toString(); 42 String value = entry.getValue().toString(); 43 NameValuePair pair = new BasicNameValuePair(key,value); 44 list.add(pair); 45 } 46 } 47 CloseableHttpResponse response = null; 48 try{ 49 method.setEntity(new UrlEncodedFormEntity(list)); 50 response = httpClient.execute(method); 51 }catch(Exception e){ 52 e.printStackTrace(); 53 } 54 //请求成功，得到响应 55 JSONObject jsonObject = null; 56 if(response.getStatusLine().getStatusCode()==HttpStatus.SC_OK){ 57 HttpEntity httpEntity = response.getEntity(); 58 String result = null; 59 try{ 60 result = EntityUtils.toString(httpEntity); 61 }catch(Exception e){ 62 e.printStackTrace(); 63 } 64 //返回json格式 65 jsonObject = JSONObject.fromObject(result); 66 } 67 return jsonObject; 68 }
