e80df919
 atao
init
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/**
* Copyright (c) 2011-2014, L.cm 卢春梦 (qq596392912@gmail.com).
*
* Licensed under the Apache License, Version 2.0 (the "License");
*/
package com.jfinal.wxaapp.api;
import com.jfinal.kit.HashKit;
import com.jfinal.weixin.sdk.api.ApiResult;
import com.jfinal.weixin.sdk.encrypt.WxaBizDataCrypt;
import com.jfinal.weixin.sdk.kit.PaymentKit;
import com.jfinal.weixin.sdk.utils.HttpUtils;
import com.jfinal.wxaapp.WxaConfig;
import com.jfinal.wxaapp.WxaConfigKit;
import java.util.HashMap;
import java.util.Map;
/**
* 微信小程序用户api接口
* @author L.cm
*
*/
public class WxaUserApi {
private static String jsCode2sessionUrl = "https://api.weixin.qq.com/sns/jscode2session";
/**
* 获取sessionKey
* @param jsCode 登录时获取的 code
* @return ApiResult
*/
public ApiResult getSessionKey(String jsCode) {
WxaConfig wc = WxaConfigKit.getWxaConfig();
Map<String, String> params = new HashMap<String, String>();
params.put("appid", wc.getAppId());
params.put("secret", wc.getAppSecret());
params.put("js_code", jsCode);
params.put("grant_type", "authorization_code");
String para = PaymentKit.packageSign(params, false);
// 构造url
String url = jsCode2sessionUrl + "?" + para;
return new ApiResult(HttpUtils.get(url));
}
/**
* 解密用户敏感数据
* @param sessionKey 会话密钥
* @param encryptedData 明文
* @param ivStr 加密算法的初始向量
* @return {ApiResult}
*/
public ApiResult getUserInfo(String sessionKey, String encryptedData, String ivStr) {
WxaBizDataCrypt dataCrypt = new WxaBizDataCrypt(sessionKey);
String json = dataCrypt.decrypt(encryptedData, ivStr);
return new ApiResult(json);
}
/**
* 验证用户信息完整性
* @param sessionKey 会话密钥
* @param rawData 微信用户基本信息
* @param signature 数据签名
* @return {boolean}
*/
public boolean checkUserInfo(String sessionKey, String rawData, String signature) {
StringBuffer sb = new StringBuffer(rawData).append(sessionKey);
String encryData = HashKit.sha1(sb.toString());
return encryData.equals(signature);
}
}
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