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微信公众号投票活动开发

  • 发布:2023-10-05 10:17

Emmmmmm今天领导不在家,所以我悄悄给大家分享一个微信公众号网页开发以及获取用户信息的开发。

今天领导给出了公众号投票要求 1、每个微信账号只能投一票。
2. 投票不可重复。防止门票欺诈。
3.页面可以正常共享。我想这些需求对于我这样一个好(cai)好(鸟)的程序员来说并不是什么大问题。哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈!我们先谈谈想法。微信开发文档----https://www.sychzs.cn/wiki?t=resource/res_main&id=mp1421140842/
我不喜欢太多的话。你们,注意一下。

先画一张牛城。 。 。

整个精华都在图里了。原创不易,转载时请注明出处。谢谢,谢谢。有不懂的可以直接联系我

用户授权及获取码参数说明
appid=APPID(公众号唯一标识符)
redirect_uri=REDIRECT_URI(授权后重定向的回调链接地址)
response_type=code(返回类型,无需更改)
scope=SCOPE(snsapi_base,不弹出授权页面,直接跳转,只能获取用户的openid),snsapi_userinfo弹出授权页面,通过openid可以获取昵称、性别、所在地。 )
state=STATE(重定向后会携带state参数,开发者可以填写任意参数值)
#wechat_redirect(无需更改) 地址示例(虽然是测试号,但我还是隐藏了一些信息) 红色字体需要根据实际情况更改。https://www.sychzs.cn/connect/oauth2/authorize?appid=xxxxxxxxxxx&redirect_uri=www.sychzs.cn&response_type=code&scope=snsapi_userinfo&state=1#wechat_redirect

上代码吧。

package cn.builder.controller.activity;import java.util.ArrayList;
导入java.util.HashMap;
导入java.util.List;
导入www.sychzs.cn;导入javax.annotation.Resource;
导入 javax.servlet.http.HttpServletRequest;
导入javax.servlet.http.HttpServletResponse;导入org.apache.commons.lang3.StringUtils;
导入 org.springframework.beans.factory.annotation.Autowired;
导入 org.springframework.stereotype.Controller;
导入 org.springframework.util.CollectionUtils;
导入 org.springframework.web.bind.annotation.RequestMapping;
导入 org.springframework.web.bind.annotation.RequestMethod;
导入 org.springframework.web.bind.annotation.RequestParam;
导入 org.springframework.web.bind.annotation.ResponseBody;导入org.springframework.web.servlet.ModelAndView;导入cn.builder.controller.base.BaseController;
导入 www.sychzs.cn;
导入 cn.builder.service.activity.ActivityService;
导入 cn.builder.util.AppUtil;
导入 cn.builder.util.DateUtil;
导入 cn.builder.util.Jurisdiction;
导入 cn.builder.util.PageData;导入 net.sf.json.JSONObject;@Controller
@RequestMapping(值=“/活动”)public class ActivityController extends BaseController {@Resource(name="activityService")private ActivityService ActivityService;private String menuUrl ="activity/www.sychzs.cn";/*** 获取用户代码值* * @param* @throws Exception*/@ RequestMapping(value = "/getCodeUrl")public void getCode(HttpServletResponse response, HttpServletRequest request) throws Exception {String url =WeChatUtil.getCodeUrl("http://www.sychzs.cn/activity/voteList");response.sendRedirect(url) ;}/*** 音频列表以及用户是否投票* * @param* @throws Exception*/@RequestMapping(value = "/voteList")public ModelAndView UserLogin(HttpServletRequest request, HttpServletResponse response) throws Exception {ModelAndView mv = this. getModelAndView();// 1.获取codeString code = request.getParameter("code");Map map =new HashMap<>();try {map =WeChatUtil.getOpenId(code);} catch (Exception e) {response.sendRedirect("http://www.sychzs.cn/activity/getCodeUrl");return null;}if (code==null||CollectionUtils.isEmpty(map)||map==null) {response.sendRedirect("http://www.sychzs.cn/activity/getCodeUrl");return null;}// 2.根据code交换openidString openId = (String) map.get( " openId");PageData pd = new PageData();pd.put("u_uuid", openId);PageData vote_record = ActivityService.userIsExistence(pd);if (vote_record == null) {// 3.然后获取用户通过openid信息 // 3.1 首先获取accessTokenString accessToken = (String) map.get("accessToken"); // 3.2 获取用户信息 JSONObject userInfo =WeChatUtil.getUserInfo2(openId, accessToken);pd.put("u_name", userInfo.get("nickname"));pd.put("u_image", userInfo.get("headimgurl) "));pd.put("u_register_time", DateUtil.getTime());activityService.saveUserInfo(pd);}//查询所有投票数据。 。 。 。 //返回页面 mv.setViewName("activity/activity");return mv;}}//工具类包 cn.cnbuilder.controller.activity;import java.io.BufferedReader;import java.io.InputStream;
导入 java.io.InputStreamReader;
导入 java.io.OutputStream;
导入java.io.UnsupportedEncodingException;
导入 java.net.ConnectException;导入java.net.URL;
导入 java.security.MessageDigest;
导入java.security.NoSuchAlgorithmException;
导入java.util.Formatter;
导入java.util.HashMap;
导入www.sychzs.cn;
导入java.util.UUID;导入javax.annotation.Resource;
导入 javax.net.ssl.HttpsURLConnection;
导入 javax.net.ssl.SSLContext;
导入 javax.net.ssl.SSLSocketFactory;
导入 javax.net.ssl.TrustManager;导入 org.slf4j.Logger;
导入 org.slf4j.LoggerFactory;导入 cn.cnbuilder.dao.redis.RedisDao;
导入 cn.cnbuilder.entity.AccessToken;
导入 cn.cnbuilder.entity.TicketJson;
导入 cn.cnbuilder.util.MyX509TrustManager;
导入 cn.cnbuilder.util.PageData;
导入 www.sychzs.cn;
导入 cn.cnbuilder.util.wxpay.Sign;导入 net.sf.json.JSONException;
import net.sf.json.JSONObject;/*** 公众平台通用接口工具类*/public classWeChatUtil {@Resource(name = "redisDaoImpl")private RedisDao redisDaoImpl;private static Logger log = LoggerFactory.getLogger(WeChatUtil.class);// 公众号的appid和secretidpublic static String WEIXIN_APPID = "xxxxxxxxxxxx";public static String WEIXIN_APPSECRET = "xxxxxxxxxxxxxx";// 获取access_token(GET)接口地址,限制为200(次/天) public final static String access_Token_Url = "https://www.sychzs.cn/cgi-bin/令牌?grant_type = client_credential&appid =“
+ WEIXIN_APPID + "&secret=" + WEIXIN_APPSECRET;// 拉取用户信息(需scope为 snsapi_userinfo) ACCESS_TOKEN 是网页授权的ACCESS_TOKENpublic final static String user_Info_Url_login = "https://www.sychzs.cn/cgi-bin/user/info?access_token=ACCESS_TOKEN&openid=OPENID";// 获取用户基本信息(包括UnionID机制)public final static String user_Info_Url = "https://www.sychzs.cn/sns/userinfo?access_token=ACCESS_TOKEN&openid=OPENID&lang=zh_CN";// 用户同意授权,获取codepublic final static String scope_Code_Url = "https://www.sychzs.cn/connect/oauth2/authorize?appid="+ WEIXIN_APPID+ "&redirect_uri=REDIRECT_URI&response_type=code&scope=snsapi_base&state=STATE#wechat_redirect";// 通过code换取网页授权access_tokenpublic final static String scope_OpenId_Url = "https://www.sychzs.cn/sns/oauth2/access_token?appid="+ WEIXIN_APPID + "&secret=" + WEIXIN_APPSECRET + "&code=CODE&grant_type=authorization_code";// 由于access_token拥有较短的有效期,当access_token超时后,可以使用refresh_token进行刷新,refresh_token有效期为30天,当refresh_token失效之后,需要用户重新授权。public final static String refresh_token_Url = "https://www.sychzs.cn/sns/oauth2/refresh_token?appid="+ WEIXIN_APPID + "&grant_type=refresh_token&refresh_token=REFRESH_TOKEN";// 获取用户code值public final static String get_code_url = "https://www.sychzs.cn/connect/oauth2/authorize?appid="+ WEIXIN_APPID+ "&redirect_uri=REDIRECT_URI&response_type=code&scope=snsapi_userinfo&state=STATE#wechat_redirect";//获取jsticketpublic final static String get_jsticket = "https://www.sychzs.cn/cgi-bin/ticket/getticket?access_token=ACCESS_TOKEN&type=jsapi";/*** 通过code获取网页授权 和用户openid* * @param code* @return*/public static Map getOpenId(String code) {Map resMap = new HashMap<>();String openId = null;String accessToken = null;String refreshToken = null;String url = scope_OpenId_Url.replace("CODE", code);JSONObject jsonObject = httpRequest(url, "POST", null);www.sychzs.cn("WeChatUtil getOpenId=" + jsonObject);if (null != jsonObject) {if (!jsonObject.containsKey("errcode")) {openId = jsonObject.getString("openid");accessToken = jsonObject.getString("access_token");refreshToken = jsonObject.getString("refresh_token");resMap.put("openId", openId);resMap.put("accessToken", accessToken);resMap.put("refresh_token", refreshToken);return resMap;} else {int errorCode = jsonObject.getInt("errcode");String errorMsg = jsonObject.getString("errmsg");www.sychzs.cn("通过code换取网页授权失败errorCode:{" + errorCode + "},errmsg:{" + errorMsg + "}");System.out.println("通过code换取网页授权失败errorCode:{" + errorCode + "},errmsg:{" + errorMsg + "}");}}return resMap;}/*** 通过openId和accessToken获取当前用户的基本信息* * @param openId* @param accessToken* @return*/public static JSONObject getUserInfo2(String openId, String accessToken) {String url = user_Info_Url.replace("OPENID", openId).replace("ACCESS_TOKEN", accessToken);JSONObject jsonObject = httpRequest(url, "POST", null);www.sychzs.cn("WeChatUtil getUserInfo=" + jsonObject);return jsonObject;}/*** 通过appId和appSecretId获取accessToken* * @date 2018年3月6日* @return*/public static String getAccessToken() {String url = access_Token_Url.replace("WEIXIN_APPID", WEIXIN_APPID).replace("WEIXIN_APPSECRET",WEIXIN_APPSECRET);JSONObject jsonObject = httpRequest(url, "GET", null);www.sychzs.cn("WeChatUtil getAccessToken=" + jsonObject);return jsonObject.getString("access_token");}/*** 获取用户code值*/public static String getCodeUrl(String redirect_uri) {String url = get_code_url.replace("REDIRECT_URI", redirect_uri);return url;}/*** 刷新token有效期* * @date 2018年3月6日* @return*/public static String refreshToken(String REFRESH_TOKEN) {String url = refresh_token_Url.replace("REFRESH_TOKEN", REFRESH_TOKEN);JSONObject jsonObject = httpRequest(url, "GET", null);www.sychzs.cn("WeChatUtil refreshToken=" + jsonObject);return jsonObject.getString("access_token");}/*** 获取jsticket* * @date 2018年3月6日* @return*/public static String getJsTicket(String accessToken) {String url = get_jsticket.replace("ACCESS_TOKEN", accessToken);JSONObject jsonObject = httpRequest(url, "GET", null);return jsonObject.getString("ticket");}/*** URL编码(utf-8)* * @param source* @return*/public static String urlEncodeUTF8(String source) {String result = source;try {result = java.net.URLEncoder.encode(source, "utf-8");} catch (UnsupportedEncodingException e) {e.printStackTrace();log.error("urlEncodeUTF8出现异常!\n" + e.getMessage());}return result;}public static String getWEIXIN_APPID() {return WEIXIN_APPID;}public static void setWEIXIN_APPID(String wEIXIN_APPID) {WEIXIN_APPID = wEIXIN_APPID;}public static String getWEIXIN_APPSECRET() {return WEIXIN_APPSECRET;}public static void setWEIXIN_APPSECRET(String wEIXIN_APPSECRET) {WEIXIN_APPSECRET = wEIXIN_APPSECRET;}/*** 发起https请求并获取结果* * @param requestUrl    请求地址* @param requestMethod 请求方式(GET、POST)* @param outputStr     提交的数据* @return JSONObject(通过JSONObject.get(key)的方式获取json对象的属性值)*/public static JSONObject httpRequest(String requestUrl, String requestMethod, String outputStr) {JSONObject jsonObject = null;StringBuffer buffer = new StringBuffer();try {// 创建SSLContext对象,并使用我们指定的信任管理器初始化TrustManager[] tm = { new MyX509TrustManager() };SSLContext sslContext = SSLContext.getInstance("SSL", "SunJSSE");sslContext.init(null, tm, new www.sychzs.cnRandom());// 从上述SSLContext对象中得到SSLSocketFactory对象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);// 设置请求方式(GET/POST)httpUrlConn.setRequestMethod(requestMethod);if ("GET".equalsIgnoreCase(requestMethod))httpUrlConn.connect();// 当有数据需要提交时if (null != outputStr) {OutputStream outputStream = httpUrlConn.getOutputStream();// 注意编码格式,防止中文乱码outputStream.write(outputStr.getBytes("UTF-8"));outputStream.close();}// 将返回的输入流转换成字符串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();// 释放资源inputStream.close();inputStream = null;httpUrlConn.disconnect();jsonObject = JSONObject.fromObject(buffer.toString());} catch (ConnectException ce) {ce.printStackTrace();log.error("Weixin server connection timed out.");} catch (Exception e) {e.printStackTrace();log.error("https request error:{}", e);}return jsonObject;}public static Map sign(String jsapi_ticket, String url) {Map ret = new HashMap();String nonce_str = create_nonce_str();String timestamp = create_timestamp();String string1;String signature = "";// 注意这里参数名必须全部小写,且必须有序string1 = "jsapi_ticket=" + jsapi_ticket + "&noncestr=" + nonce_str + "×tamp=" + timestamp + "&url=" + url;System.out.println(string1);try {MessageDigest crypt = MessageDigest.getInstance("SHA-1");crypt.reset();crypt.update(string1.getBytes("UTF-8"));signature = byteToHex(crypt.digest());} catch (NoSuchAlgorithmException e) {e.printStackTrace();} catch (UnsupportedEncodingException e) {e.printStackTrace();}ret.put("url", url);ret.put("jsapi_ticket", jsapi_ticket);ret.put("nonceStr", nonce_str);ret.put("timestamp", timestamp);ret.put("signature", signature);return ret;}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;}private static String create_nonce_str() {return UUID.randomUUID().toString();}private static String create_timestamp() {return Long.toString(System.currentTimeMillis() / 1000);}public static void main(String[] args) {// 注意 URL 一定要动态获取,不能 hardcodeString url = "http://www.sychzs.cn/wechat/order/test.html";String accessToken = getAccessToken();String jsTicket = getJsTicket(accessToken);Map ret = sign(jsTicket,url);for (Map.Entry entry : ret.entrySet()) {System.out.println(entry.getKey() + "=" + entry.getValue());}}}

上面就是一套完整的微信网页推送流程,有什么不懂就联系我。


鼓励作者写出更好的技术文档,就请我喝一瓶哇哈哈哈哈哈哈哈。。
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感谢一路支持我的人。。。。。
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QQ:69673804(16年老号)
EMAIL:support@www.sychzs.cn
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