java开发微信分享到朋友圈功能

java开发微信分享到朋友圈功能

微信分享功能开发

用了一天时间，把微信发送给朋友和分享到朋友圈功能开发出来，在这里给大家分享一下，避免大家走弯路。

一、服务器端程序

package com.wiimedia.controller;

import java.io.IOException;

import java.security.MessageDigest;

import java.security.NoSuchAlgorithmException;

import java.text.ParseException;

import java.text.SimpleDateFormat;

import java.util.Arrays;

import java.util.Date;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Controller;

import org.springframework.web.bind.annotation.RequestMapping;

import com.google.gson.Gson;

import com.wiimedia.model.Ticket;

import com.wiimedia.service.ArticleSolrService;

import com.wiimedia.service.TicketRepository;

import com.wiimedia.service.TicketRepositorySolr;

import com.wiimedia.utils.GetRandomStr;

import com.wiimedia.utils.SignatureBean;

import com.wiimedia.utils.weixin.WeixinUtil;

/**

*

*

*

Project:mryl_phone_v2

*

*

Package:com.wiimedia.controller

*

*

Description:微信分享Controller

*

*

Company:Wiimedia

*

*@Athor:SongJia

*

*@Date:2016-7-15 上午09:34:10

*

*/

@Controller

@RequestMapping("/WeixinshareController/Api/Inteface")

public class WeixinshareController {

@Autowired

private TicketRepositorySolr ticketRepositorySolr;

@RequestMapping("/getSignature")

public String getSignature( HttpServletRequest request,

HttpServletResponse response) throws IOException, ParseException{

//获取签名页面链接

String url = request.getParameter("url");

SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

//从数据库中获取标签，并检查标签是否过期

Ticket oldticket = ticketRepositorySolr.getTicketById("20160114wiimediamrylsong1152");

if(oldticket==null){//第一次访问，标签不存在。

executeTicket(response,"1",url,format);

return null;

}else{//标签存在，判断标签是否超时

String oldAcquiretime = oldticket.getAcquiretime();

long difference=format.parse(format.format(new Date())).getTime()-format.parse(oldAcquiretime).getTime();

if(difference>7100000){//标签超时,重新到微信服务器请求标签超时时间为7200秒（7200000毫秒）

executeTicket(response,"2",url,format);

return null;

}else{//标签未超时

/**

* 注意事项

* 1.签名用的noncestr和timestamp必须与wx.config中的nonceStr和timestamp相同。

* 2.签名用的url必须是调用js接口页面的完整URL。

* 3.出于安全考虑，开发者必须在服务器端实现签名的逻辑。

*

****根据第1点要求 signature 配置的时候很容易出错，需要把生成 Ticket的 noncestr和 timestamp传给客户端***

*/

String signature = signature(oldticket.getTicket(),oldticket.getTimestamp(),oldticket.getNoncestr(),url);

SignatureBean signatureBean = new SignatureBean();

signatureBean.setNoncestr(oldticket.getNoncestr());

signatureBean.setSignature(signature);

signatureBean.setTimestamp(oldticket.getTimestamp());

signatureBean.setUrl(url);

response.setContentType("text/html;charset=UTF-8");

response.getWriter().print(new Gson().toJson(signatureBean));

return null;

}

}

}

/**

*

*

Project:mryl_phone_v2

*

*

:mryl_phone_v2

*

*

Description:更新和获取ticket的方法，因为用的solr所以更新和新增是一样的ID无则添加，有责更新

*

*

Company:Wiimedia

*

*@Athor:SongJia

*

*@Date:2016-7-15 上午09:45:00

*

*/

public void executeTicket(HttpServletResponse response,String flag,String url,SimpleDateFormat format) throws IOException{

//获取签名随即字符串

GetRandomStr randomStr = new GetRandomStr();

String noncestr = randomStr.getRandomString(15);

//获取签名时间戳

String timestamp = Long.toString(System.currentTimeMillis());

//请求accessToken

String accessTokenUrl ="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=您的APPID&secret=您的密匙";

String tokenJson = WeixinUtil.httpRequest(accessTokenUrl, "GET", null);

Gson gson = new Gson();

ShareAccess_Token token = gson.fromJson(tokenJson, ShareAccess_Token.class);

String to= token.getAccess_token();

//获取标签

String urlTicket ="https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token="+to+"&type=jsapi";

String ticketJson = WeixinUtil.httpRequest(urlTicket, "GET", null);

Ticket ticket = gson.fromJson(ticketJson, Ticket.class);

String t = ticket.getTicket();

//String uuid = UUID.randomUUID().toString().trim().replaceAll("-", "");

//我的Ticket ID是写死的

String acquiretime = format.format(new Date());

ticket.setTid("20160114wiimediamrylsong1152");

ticket.setAcquiretime(acquiretime);

ticket.setTimestamp(timestamp);

ticket.setNoncestr(noncestr);

//因为用的SOLR所以更新和添加的方法是一样的，可以根据自己具体需求进行修改，本文不再贴出代码.

if(flag.equals("2")){

ticketRepositorySolr.addTicketToSolr(ticket);

}else{

ticketRepositorySolr.addTicketToSolr(ticket);

}

/**

* 注意事项

* 1.签名用的noncestr和timestamp必须与wx.config中的nonceStr和timestamp相同。

* 2.签名用的url必须是调用JS接口页面的完整URL。

* 3.出于安全考虑，开发者必须在服务器端实现签名的逻辑。

*

*根据第1点要求 signature 配置的时候很容易出错，需要把生成 Ticket的 noncestr和 timestamp传给客户端*

*/

String signature = signature(t,timestamp,noncestr,url);

SignatureBean signatureBean = new SignatureBean();

signatureBean.setNoncestr(noncestr);

signatureBean.setSignature(signature);

signatureBean.setTimestamp(timestamp);

signatureBean.setUrl(url);

response.setContentType("text/html;charset=UTF-8");

response.getWriter().print(new Gson().toJson(signatureBean));

}

/**

*

*

Project:mryl_phone_v2

*

*

:mryl_phone_v2

*

*

Description:根据标签,时间戳,密匙,URL进行签名

*

*

Company:Wiimedia

*

*@Athor:SongJia

*

*@Date:2016-7-15 上午09:37:13

*

*/

private String signature(String jsapi_ticket, String timestamp, String noncestr, String url) {

jsapi_ticket = "jsapi_ticket=" + jsapi_ticket;

timestamp = "timestamp=" + timestamp;

noncestr = "noncestr=" + noncestr;

url = "url=" + url;

String[] arr = new String[] { jsapi_ticket, timestamp, noncestr, url };

// 将token、timestamp、nonce,url参数进行字典序排序

Arrays.sort(arr);

StringBuilder content = new StringBuilder();

for (int i = 0; i < arr.length; i++) {

content.append(arr[i]);

if (i != arr.length - 1) {

content.append("&");

}

}

MessageDigest md = null;

String tmpStr = null;

try {

md = MessageDigest.getInstance("SHA-1");

// 将三个参数字符串拼接成一个字符串进行sha1加密

byte[] digest = md.digest(content.toString().getBytes());

tmpStr = byteToStr(digest);

} catch (NoSuchAlgorithmException e) {

e.printStackTrace();

}

content = null;

return tmpStr;

}

/**

* 将字节转换为十六进制字符串

*

* @param mByte

* @return

*/

private static String byteToHexStr(byte mByte) {

char[] Digit = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };

char[] tempArr = new char[2];

tempArr[0] = Digit[(mByte >>> 4) & 0X0F];

tempArr[1] = Digit[mByte & 0X0F];

String s = new String(tempArr);

return s;

}

/**

* 将字节数组转换为十六进制字符串

*

* @param byteArray

* @return

*/

private static String byteToStr(byte[] byteArray) {

String strDigest = "";

for (int i = 0; i < byteArray.length; i++) {

strDigest += byteToHexStr(byteArray[i]);

}

return strDigest;

}

class ShareAccess_Token{

private String access_token;

private String expires_in;

public String getAccess_token() {

return access_token;

}

public void setAccess_token(String accessToken) {

access_token = accessToken;

}

public String getExpires_in() {

return expires_in;

}

public void setExpires_in(String expiresIn) {

expires_in = expiresIn;

}

}

}

二、客户端代码.

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