微信小程序二维码获取
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donqi
parent
be11078984
commit
09623068b6
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@ -14,6 +14,8 @@ import com.ghy.system.domain.SysDeptConfig;
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import com.ghy.system.service.ISysDeptConfigService;
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import com.ghy.worker.domain.Worker;
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import com.ghy.worker.service.WorkerService;
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import org.apache.commons.codec.binary.Base64;
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import org.apache.commons.lang3.exception.ExceptionUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.*;
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@ -157,6 +159,41 @@ public class WxController extends BaseController {
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return wxUser.getString("openid");
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}
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@PostMapping("/unlimited/wxacode")
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@ResponseBody
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public AjaxResult getUnlimitedWxacode(@RequestBody JSONObject requestObj, HttpServletRequest request) throws Exception {
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String base64Code = null;
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try {
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String scene = requestObj.getString("scene");
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String envVersion = requestObj.getString("env_version");
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String from = request.getHeader("from");
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String deptId = request.getHeader("deptId");
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SysDeptConfig sysDeptConfig = sysDeptConfigService.selectByDeptId(Long.parseLong(deptId));
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String token = null;
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if("customer".equals(from)) {
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token = getAccessToken(sysDeptConfig.getWxAppId(), sysDeptConfig.getWxSecret());
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} else {
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token = getAccessToken(sysDeptConfig.getServWxAppId(), sysDeptConfig.getServWxSecret());
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}
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String url = "https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=" + token;
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JSONObject params = new JSONObject();
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// params.put("access_token", token);
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params.put("scene", scene);
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params.put("env_version", envVersion);
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byte[] byteRes = HttpUtils.sendPostForBuffer(url, params.toJSONString());
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base64Code = new String(Base64.encodeBase64(byteRes));
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} catch (Exception e) {
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e.printStackTrace();
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logger.error(ExceptionUtils.getStackTrace(e));
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return AjaxResult.error(e.getMessage());
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}
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return AjaxResult.success("", base64Code);
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}
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private static String getAccessToken(String appId, String appSecret){
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String url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid="+ appId +"&secret=" + appSecret;
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String result = HttpUtils.sendGet(url);
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@ -1,10 +1,6 @@
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package com.ghy.common.utils.http;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.PrintWriter;
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import java.io.*;
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import java.net.ConnectException;
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import java.net.SocketTimeoutException;
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import java.net.URL;
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@ -23,7 +19,7 @@ import com.ghy.common.utils.StringUtils;
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/**
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* 通用http发送方法
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*
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*
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* @author clunt
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*/
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public class HttpUtils
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@ -189,6 +185,63 @@ public class HttpUtils
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return result.toString();
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}
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/**
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* 向指定 URL 发送POST方法的请求
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*
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* @param url 发送请求的 URL
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* @param param 请求体内容
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* @return 字节数组
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*/
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public static byte[] sendPostForBuffer(String url, String param) {
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PrintWriter out = null;
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InputStream in = null;
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byte[] result = null;
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try {
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String urlNameString = url;
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log.info("sendPost - {}", urlNameString);
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URL realUrl = new URL(urlNameString);
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URLConnection conn = realUrl.openConnection();
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conn.setRequestProperty("accept", "*/*");
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conn.setRequestProperty("connection", "Keep-Alive");
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conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
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conn.setRequestProperty("Accept-Charset", "utf-8");
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conn.setRequestProperty("contentType", "utf-8");
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conn.setDoOutput(true);
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conn.setDoInput(true);
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out = new PrintWriter(conn.getOutputStream());
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out.print(param);
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out.flush();
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in = conn.getInputStream();
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ByteArrayOutputStream swapStream = new ByteArrayOutputStream();
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byte[] data = new byte[1024];
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int readLength = 0;
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while ((readLength = in.read(data, 0, data.length)) > 0) {
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swapStream.write(data, 0, readLength);
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}
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result = swapStream.toByteArray();
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} catch (ConnectException e) {
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log.error("调用HttpUtils.sendPost ConnectException, url=" + url + ",param=" + param, e);
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} catch (SocketTimeoutException e) {
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log.error("调用HttpUtils.sendPost SocketTimeoutException, url=" + url + ",param=" + param, e);
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} catch (IOException e) {
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log.error("调用HttpUtils.sendPost IOException, url=" + url + ",param=" + param, e);
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} catch (Exception e) {
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log.error("调用HttpsUtil.sendPost Exception, url=" + url + ",param=" + param, e);
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} finally {
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try {
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if (out != null) {
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out.close();
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}
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if (in != null) {
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in.close();
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}
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} catch (IOException ex) {
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log.error("调用in.close Exception, url=" + url + ",param=" + param, ex);
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}
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}
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return result;
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}
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public static String sendSSLPost(String url, String param)
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{
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StringBuilder result = new StringBuilder();
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@ -271,4 +324,4 @@ public class HttpUtils
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return true;
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}
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}
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}
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}
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