package com.panzhihua.common.utlis;
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import cn.hutool.core.util.StrUtil;
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import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.JSONObject;
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import com.panzhihua.common.constants.SecurityConstants;
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import com.panzhihua.common.controller.BaseController;
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import com.panzhihua.common.redis.RedisUtils;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.fileupload.FileItem;
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import org.apache.commons.fileupload.FileItemFactory;
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import org.apache.commons.fileupload.disk.DiskFileItemFactory;
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import org.apache.http.entity.ContentType;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.data.redis.core.StringRedisTemplate;
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import org.springframework.data.redis.core.ValueOperations;
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import org.springframework.stereotype.Component;
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import org.springframework.web.multipart.MultipartFile;
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import org.springframework.web.multipart.commons.CommonsMultipartFile;
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import javax.annotation.PostConstruct;
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import javax.annotation.Resource;
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import javax.servlet.http.HttpServletRequest;
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import java.io.*;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.nio.charset.StandardCharsets;
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import java.text.MessageFormat;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.Map;
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import java.util.concurrent.TimeUnit;
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@Slf4j
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@Component
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public class WxXCXTempSend extends BaseController {
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public static final String APP_ID = "wx118de8a734d269f0";
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private static final String APP_SECRET = "0264342daefde5cd70a6adada09ee5b1";
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private static String ACCESS_TOKEN_URL = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential";
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private static String APP_IMAGE_URL = "https://www.psciio.com//idcard/8fa82cfba258498eab2fa818220fb592.jpg";
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private static String APP_IMAGE_NAME = "5.jpg";
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private static String WX_CALL_BACK = "https://api.weixin.qq.com/cgi-bin/getcallbackip?access_token=";
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//2小时
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private static final Long EXPIRE_TIME = 2L;
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@Resource
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private RedisTemplate redisTemplate;
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@Resource
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private StringRedisTemplate stringRedisTemplate;
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@Resource
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private RedisUtils redisUtils;
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private static WxXCXTempSend wxXCXTempSend;
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/**
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* url转变为 MultipartFile对象
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*
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* @param url
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* @param fileName
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* @return
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* @throws Exception
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*/
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private static MultipartFile createFileItem(String url, String fileName) throws Exception {
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FileItem item = null;
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try {
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HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
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conn.setReadTimeout(30000);
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conn.setConnectTimeout(30000);
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// 设置应用程序要从网络连接读取数据
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conn.setDoInput(true);
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conn.setRequestMethod("GET");
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if (conn.getResponseCode() == HttpURLConnection.HTTP_OK) {
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InputStream is = conn.getInputStream();
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FileItemFactory factory = new DiskFileItemFactory(16, null);
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String textFieldName = "uploadfile";
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item =
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factory.createItem(textFieldName, ContentType.APPLICATION_OCTET_STREAM.toString(), false, fileName);
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OutputStream os = item.getOutputStream();
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int bytesRead = 0;
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byte[] buffer = new byte[8192];
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while ((bytesRead = is.read(buffer, 0, 8192)) != -1) {
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os.write(buffer, 0, bytesRead);
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}
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os.close();
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is.close();
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}
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} catch (IOException e) {
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throw new RuntimeException("文件下载失败", e);
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}
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return new CommonsMultipartFile(item);
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}
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/**
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* 获取小程序token，（ps:0=token获取失败）
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*
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* @return
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*/
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public String getAccessToken() throws Exception {
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String accessToken = "";
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String appId = this.getAppId();
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accessToken = wxXCXTempSend.stringRedisTemplate.boundValueOps("access_token:access_token:" + appId).get();
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return accessToken;
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}
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public String getAccessToken(String appId) throws Exception {
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String accessToken = "";
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accessToken = wxXCXTempSend.stringRedisTemplate.boundValueOps("access_token:access_token:" + appId).get();
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return accessToken;
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}
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private String validAccessToken(String accessToken, String appId, String appSecret) throws Exception {
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if (StrUtil.isEmpty(accessToken)) {
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//重新获取并设置到缓存 该方法暂时只用在花城
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accessToken = getAppAccessToken(appId, appSecret);
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wxXCXTempSend.stringRedisTemplate.opsForValue().set("access_token:access_token:" + appId, accessToken, EXPIRE_TIME, TimeUnit.HOURS);
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} else {
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String accessTokenUrl = WX_CALL_BACK + accessToken;
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String result = HttpClientUtil.httpGet(accessTokenUrl, null, null);
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Map<String, Object> resultMap = JSON.parseObject(result, Map.class);
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//如果Access_token过期也重新获取
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if (resultMap.containsKey("errcode")) {
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accessToken = getAppAccessToken(appId, appSecret);
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wxXCXTempSend.stringRedisTemplate.opsForValue().set("access_token:access_token:" + appId, accessToken, EXPIRE_TIME, TimeUnit.HOURS);
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}
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}
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return accessToken;
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}
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public String getAppAccessToken(String appId, String appSecret) throws Exception {
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String accessToken = "0";
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try {
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log.info("获取微信token参数：appid=" + appId + "，appSecret=" + appSecret);
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String accessTokenUrl = ACCESS_TOKEN_URL + "&appid=" + appId + "&secret=" + appSecret;
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String result = HttpClientUtil.httpGet(accessTokenUrl, null, null);
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Map<String, Object> resultMap = JSON.parseObject(result, Map.class);
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StringRedisTemplate redisTemplate = wxXCXTempSend.stringRedisTemplate;
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if (resultMap.containsKey("access_token")) {
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accessToken = resultMap.get("access_token").toString();
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redisTemplate.opsForValue().set("access_token:access_token:" + appId, accessToken);
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}
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HttpServletRequest request = ServletUtils.getRequest();
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String requestURI = request.getRequestURI();
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//加上时间戳
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String datetime = new SimpleDateFormat("yyyyMMdd").format(new Date());
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//这里是 Redis key的前缀，如: sys:tabieId:表名 如果不需要去掉表名也可以
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String key = MessageFormat.format("{0}:{1}:{2}", "access_token_request_incr",datetime,requestURI);
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//查询 key 是否存在， 不存在返回 1 ，存在的话则自增加1
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redisTemplate.opsForValue().increment(key, 1);
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} catch (IOException ioe) {
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log.error("小程序http请求异常");
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ioe.printStackTrace();
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}
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return accessToken;
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}
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public String getWsAccessToken() throws Exception {
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String accessToken = "0";
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try {
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// log.info("获取微信token参数：appid=" + APP_ID + "，appSecret=" + APP_SECRET);
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String accessTokenUrl = ACCESS_TOKEN_URL + "&appid=wx98d62711dfbd8425" + "&secret=97a2a10b990c2774ed279724337b5337";
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String result = HttpClientUtil.httpGet(accessTokenUrl, null, null);
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Map<String, Object> resultMap = JSON.parseObject(result, Map.class);
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if (resultMap.containsKey("access_token")) {
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accessToken = resultMap.get("access_token").toString();
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}
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} catch (IOException ioe) {
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log.error("小程序http请求异常");
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ioe.printStackTrace();
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}
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return accessToken;
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}
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/**
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* 获取西区社区通微信token
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*
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* @return 西区社区通微信token
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* @throws Exception 异常
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*/
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public String getXQAppAccessToken() throws Exception {
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String accessToken = "0";
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try {
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// 此处APP_ID APP_SECRET 在微信小程序后端可见
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// String accessTokenUrl = String.format(TEMP_URL, APP_ID, APP_SECRET);
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String accessTokenUrl = ACCESS_TOKEN_URL + "&appid=" + APP_ID + "&secret=" + APP_SECRET;
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String result = HttpClientUtil.httpGet(accessTokenUrl, null, null);
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Map<String, Object> resultMap = JSON.parseObject(result, Map.class);
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if (resultMap.containsKey("access_token")) {
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accessToken = resultMap.get("access_token").toString();
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}
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} catch (IOException ioe) {
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log.error("小程序http请求异常");
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ioe.printStackTrace();
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}
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return accessToken;
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}
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public String getMediaId(String accessToken) {
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String mediaId = "";
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Boolean aBoolean = redisTemplate.hasKey(SecurityConstants.APPLETS_ACCESS_MEDIA_ID);
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ValueOperations<String, String> valueOperations = redisTemplate.opsForValue();
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if (aBoolean) {
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Long expireTime = Long.parseLong(valueOperations.get(SecurityConstants.APPLETS_ACCESS_MEDIA_ID_TIME));
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if (expireTime <= System.currentTimeMillis()) {
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redisTemplate.delete(SecurityConstants.APPLETS_ACCESS_MEDIA_ID);// 如果过期则删除
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redisTemplate.delete(SecurityConstants.APPLETS_ACCESS_MEDIA_ID_TIME);// 如果过期则删除
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mediaId = getAppMediaId(accessToken);
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valueOperations.set(SecurityConstants.APPLETS_ACCESS_MEDIA_ID, mediaId);
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valueOperations.set(SecurityConstants.APPLETS_ACCESS_MEDIA_ID_TIME,
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System.currentTimeMillis() + 259000000 + "");
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} else {
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mediaId = valueOperations.get(SecurityConstants.APPLETS_ACCESS_MEDIA_ID);
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}
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} else {
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mediaId = getAppMediaId(accessToken);
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valueOperations.set(SecurityConstants.APPLETS_ACCESS_MEDIA_ID, mediaId);
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valueOperations.set(SecurityConstants.APPLETS_ACCESS_MEDIA_ID_TIME,
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System.currentTimeMillis() + 259000000 + "");
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}
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return mediaId;
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}
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private String getAppMediaId(String accessToken) {
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String appMediaId = "";
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try {
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MultipartFile file = createFileItem(APP_IMAGE_URL, APP_IMAGE_NAME);
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appMediaId = uploadFile(file, accessToken);
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} catch (Exception e) {
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log.error("上传临时图片素材失败,错误原因：" + e.getMessage());
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}
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return appMediaId;
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}
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/**
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* 微信小程序临时素材上传
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*
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* @param file
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* @return
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* @throws Exception
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* @author yixiu
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*/
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public String uploadFile(MultipartFile file, String access_token) throws Exception {
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String url = "https://api.weixin.qq.com/cgi-bin/media/upload?access_token=" + access_token + "&type=image";
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String result = null;
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String fileName = file.getOriginalFilename();
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URL urlObj = new URL(url);
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HttpURLConnection con = (HttpURLConnection) urlObj.openConnection();
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con.setRequestMethod("POST");
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con.setDoInput(true);
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con.setDoOutput(true);
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con.setUseCaches(false);
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// 设置请求头信息
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con.setRequestProperty("Connection", "Keep-Alive");
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con.setRequestProperty("Charset", "UTF-8");
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// 设置边界
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String BOUNDARY = "----------" + System.currentTimeMillis();
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con.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);
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// 请求正文信息
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// 第一部分：
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StringBuilder sb = new StringBuilder();
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sb.append("--"); // 必须多两道线
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sb.append(BOUNDARY);
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sb.append("\r\n");
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sb.append("Content-Disposition: form-data;name=\"media\";filename=\"" + fileName + "\"\r\n");
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sb.append("Content-Type:application/octet-stream\r\n\r\n");
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byte[] head = sb.toString().getBytes(StandardCharsets.UTF_8);
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// 获得输出流
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OutputStream out = new DataOutputStream(con.getOutputStream());
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// 输出表头
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out.write(head);
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// 文件正文部分
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// 把文件已流文件的方式 推入到url中
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DataInputStream in = new DataInputStream(file.getInputStream());
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int bytes = 0;
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byte[] bufferOut = new byte[1024];
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while ((bytes = in.read(bufferOut)) != -1) {
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out.write(bufferOut, 0, bytes);
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}
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in.close();
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// 结尾部分
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byte[] foot = ("\r\n--" + BOUNDARY + "--\r\n").getBytes(StandardCharsets.UTF_8);// 定义最后数据分隔线
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out.write(foot);
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out.flush();
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out.close();
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StringBuffer buffer = new StringBuffer();
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BufferedReader reader = null;
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try {
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// 定义BufferedReader输入流来读取URL的响应
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reader = new BufferedReader(new InputStreamReader(con.getInputStream()));
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String line = null;
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while ((line = reader.readLine()) != null) {
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buffer.append(line);
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}
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if (result == null) {
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result = buffer.toString();
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}
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} catch (IOException e) {
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System.out.println("发送POST请求出现异常！ {}");
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e.printStackTrace();
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throw new IOException("数据读取异常");
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} finally {
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if (reader != null) {
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reader.close();
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}
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}
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// 获取到返回HTTP结果
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Map<String, Object> map = JSONObject.parseObject(result, Map.class);
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if (map.containsKey("media_id")) {
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return map.get("media_id").toString();
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}
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System.out.println("小程序上传临时素材出错，返回信息为： " + result);
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return null;
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}
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@PostConstruct
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public void init() {
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wxXCXTempSend = this;
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wxXCXTempSend.redisTemplate = this.redisTemplate;
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wxXCXTempSend.stringRedisTemplate = this.stringRedisTemplate;
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wxXCXTempSend.redisUtils = this.redisUtils;
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}
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}
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