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java实现微信自定义分享,老是报config:invalid signature

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悬赏园豆:5 [待解决问题]

1.WeixinUtil.class

package com.weixin.util;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
import java.net.ConnectException;
import java.net.URL;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Formatter;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;

import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.servlet.http.HttpServletRequest;

import net.sf.json.JSONObject;

public class WeixinUtil {

/**
* 方法名:httpRequest</br>
* 详述:发送http请求</br>
* @param requestUrl
* @param requestMethod
* @param outputStr
* @return 说明返回值含义
* @throws 说明发生此异常的条件
*/
public static JSONObject httpRequest(String requestUrl,String requestMethod, String outputStr) {
JSONObject jsonObject = null;
StringBuffer buffer = new StringBuffer();
try {
TrustManager[] tm = { new MyX509TrustManager() };

SSLContext sslContext = SSLContext.getInstance("SSL", "SunJSSE");
sslContext.init(null, tm, new java.security.SecureRandom());
SSLSocketFactory ssf = sslContext.getSocketFactory();
URL url = new URL(requestUrl);
HttpsURLConnection httpUrlConn = (HttpsURLConnection) url.openConnection();
httpUrlConn.setSSLSocketFactory(ssf);
httpUrlConn.setDoOutput(true);
httpUrlConn.setDoInput(true);
httpUrlConn.setUseCaches(false);
httpUrlConn.setRequestMethod(requestMethod);
if ("GET".equalsIgnoreCase(requestMethod))
httpUrlConn.connect();
if (null != outputStr) {
OutputStream outputStream = httpUrlConn.getOutputStream();
outputStream.write(outputStr.getBytes("UTF-8"));
outputStream.close();
}
InputStream inputStream = httpUrlConn.getInputStream();
InputStreamReader inputStreamReader = new InputStreamReader(inputStream, "utf-8");
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
String str = null;
while ((str = bufferedReader.readLine()) != null) {
buffer.append(str);
}
bufferedReader.close();
inputStreamReader.close();
inputStream.close();
inputStream = null;
httpUrlConn.disconnect();
jsonObject = JSONObject.fromObject(buffer.toString());
} catch (ConnectException ce) {
ce.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
return jsonObject;
}


/**
* 方法名:getWxConfig</br>
* 详述:获取微信的配置信息 </br>
* @param request
* @return 说明返回值含义
* @throws 说明发生此异常的条件
*/
public static Map<String, Object> getWxConfig(HttpServletRequest request) {
Map<String, Object> ret = new HashMap<String, Object>();

String appId = "wxbf547a5a1d4c13f7"; // 必填,公众号的唯一标识
String secret = "d4624c36b6795d1d99dcf0547af5443d";

String requestUrl = request.getRequestURL().toString();
String access_token = "";
String jsapi_ticket = "";
String timestamp = Long.toString(System.currentTimeMillis() / 1000); // 必填,生成签名的时间戳
String nonceStr = UUID.randomUUID().toString(); // 必填,生成签名的随机串
String url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid="+ appId + "&secret=" + secret;

JSONObject json = WeixinUtil.httpRequest(url, "GET", null);

if (json != null) {
//要注意,access_token需要缓存
access_token = json.getString("access_token");
url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token="+ access_token + "&type=jsapi";

json = WeixinUtil.httpRequest(url, "GET", null);
if (json != null) {
jsapi_ticket = json.getString("ticket");

}
}
String signature = "";
// 注意这里参数名必须全部小写,且必须有序
String sign = "jsapi_ticket=" + jsapi_ticket + "&noncestr=" + nonceStr+ "&timestamp=" + timestamp + "&url=" + requestUrl;
try {
MessageDigest crypt = MessageDigest.getInstance("SHA-1");
crypt.reset();
crypt.update(sign.getBytes("UTF-8"));
signature = byteToHex(crypt.digest());
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}

ret.put("token", access_token);
ret.put("ticket", jsapi_ticket);
ret.put("ksy", json);

ret.put("appId", appId);
ret.put("timestamp", timestamp);
ret.put("nonceStr", nonceStr);
ret.put("signature", signature);
return ret;
}


/**
* 方法名:byteToHex</br>
* 详述:字符串加密辅助方法 </br>
* @param hash
* @return 说明返回值含义
* @throws 说明发生此异常的条件
*/
private static String byteToHex(final byte[] hash) {
Formatter formatter = new Formatter();
for (byte b : hash) {
formatter.format("%02x", b);
}
String result = formatter.toString();
formatter.close();
return result;

}
}

 

 

2.share.jsp

 

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@page language="java" import="com.weixin.util.WeixinUtil" %>
<%-- <%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%> --%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<%-- <base href="<%=basePath%>"> --%>
<title>微信分享测试</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">

<%
Map<String,Object> ret = new HashMap<String,Object> ();
ret=WeixinUtil.getWxConfig(request);
request.setAttribute("appId", ret.get("appId"));
request.setAttribute("timestamp", ret.get("timestamp"));
request.setAttribute("nonceStr", ret.get("nonceStr"));
request.setAttribute("signature", ret.get("signature"));
//自测参数
request.setAttribute("ticket", ret.get("ticket"));
request.setAttribute("token", ret.get("token"));
request.setAttribute("ksy", ret.get("ksy"));
request.setAttribute("ksy1", ret);
%>
<!--封装微信接口 -->
<%-- <%@include file="wxjshead.jsp"%> --%>
<!--引入js文件 -->
<!-- <script type="text/javascript" src="share.js"></script> -->
<style type="text/css">
a:link {
text-decoration: none;
}
</style>
</head>

<body>
<a href="javascript:void(0);" onclick="shareFriend()"><h1>点我进行分享</h1></a>
<h1>${ticket}+"*1"</h1>
<h1>${token}+"*2"</h1>
<h1>"json数据"${ksy}+"*3json"</h1>
<h1>"ret数据"${ksy1}+"*4"</h1>
</body>
<script type="text/javascript" src="http://res.wx.qq.com/open/js/jweixin-1.0.0.js"></script>
<script type="text/javascript">
alert("start");
// 微信信息的以及调用的配置
wx.config({
debug: true,
appId: '${appId}',
timestamp: '${timestamp}',
nonceStr: '${nonceStr}',
signature: '${signature}',
jsApiList: ['chooseImage','onMenuShareTimeline', 'onMenuShareAppMessage','onMenuShareQQ','onMenuShareWeibo','onMenuShareQZone']
});

wx.ready(function(){
alert("wx.ready");
/* wx.checkJsApi({
jsApiList: ['onMenuShareAppMessage'], // 需要检测的JS接口列表,所有JS接口列表见附录2,
success: function(res) {
// 以键值对的形式返回,可用的api值true,不可用为false
// 如:{"checkResult":{"chooseImage":true},"errMsg":"checkJsApi:ok"}
$.scojs_message(JSON.stringify(res),$.scojs_message.TYPE_OK);
}
}); */
//wx.hideOptionMenu();
// 获取“分享到朋友圈”按钮点击状态及自定义分享内容接口
wx.onMenuShareTimeline({
title: '第八篇 :微信公众平台开发实战Java版之如何网页授权获取用户基本信息', // 分享标题
link:"http://www.cnblogs.com/liuhongfeng/p/5099149.html",
imgUrl: "http://images.cnblogs.com/cnblogs_com/liuhongfeng/737147/o_1442809977405.jpg", // 分享图标
success: function () {
// 用户确认分享后执行的回调函数
alert("成功分享到朋友圈");
},
cancel: function () {
// 用户取消分享后执行的回调函数
},
fail: function (res) {
alert('分享到朋友圈失败');
}
});
// 获取“分享给朋友”按钮点击状态及自定义分享内容接口
wx.onMenuShareAppMessage({
title: '第七篇 :微信公众平台开发实战Java版之如何获取微信用户基本信息', // 分享标题
desc: "第七篇 :微信公众平台开发实战Java版之如何获取微信用户基本信息", // 分享描述
link:"http://www.cnblogs.com/liuhongfeng/p/5057167.html",
imgUrl: "http://images.cnblogs.com/cnblogs_com/liuhongfeng/737147/o_QQ%E5%9B%BE%E7%89%8720151118180508.png", // 分享图标
type: 'link', // 分享类型,music、video或link,不填默认为link
success: function () {
// 用户确认分享后执行的回调函数
alert("成功分享给朋友");
},
cancel: function () {
// 用户取消分享后执行的回调函数
},
fail: function (res) {
alert('分享给朋友失败');
}

});
//获取“分享到QQ”按钮点击状态及自定义分享内容接口
wx.onMenuShareQQ({
title: '第六篇 :微信公众平台开发实战Java版之如何自定义微信公众号菜单', // 分享标题
desc: '第六篇 :微信公众平台开发实战Java版之如何自定义微信公众号菜单', // 分享描述
link: 'http://www.cnblogs.com/liuhongfeng/p/4857312.html', // 分享链接
imgUrl: 'http://images.cnblogs.com/cnblogs_com/liuhongfeng/737147/o_qrcode_for_gh_228cd30523bc_258.jpg', // 分享图标
success: function () {
// 用户确认分享后执行的回调函数
},
cancel: function () {
// 用户取消分享后执行的回调函数
}
});

});
</script>
</html>

打不死的萧泰的主页 打不死的萧泰 | 初学一级 | 园豆:199
提问于:2016-10-24 17:14
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所有回答(2)
0

无效的签名  你生成的签名跟微信那边的对不上

liuxb、 | 园豆:661 (小虾三级) | 2016-10-25 09:55
0

无效签名,你的签名方法有问题,我记得好像是你的时间戳要跟签名的时间戳一致?

顾晓北 | 园豆:9530 (大侠五级) | 2016-11-02 10:35
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