yinzuomei
4 years ago
4 changed files with 164 additions and 17 deletions
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package com.epmet.controller; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.springframework.web.bind.annotation.RequestMapping; |
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import org.springframework.web.bind.annotation.RequestMethod; |
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import org.springframework.web.bind.annotation.ResponseBody; |
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import org.springframework.web.bind.annotation.RestController; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
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import java.io.PrintWriter; |
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import java.security.MessageDigest; |
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import java.security.NoSuchAlgorithmException; |
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import java.util.Arrays; |
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import java.util.Enumeration; |
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/** |
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* desc:微信配置测试 |
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* |
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* @author generator generator@elink-cn.com |
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* @since v1.0.0 2020-03-08 |
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*/ |
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@RestController |
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@RequestMapping("wechat") |
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public class WxController { |
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private static Logger log = LoggerFactory.getLogger(WxController.class); |
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@RequestMapping("check") |
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public void get(HttpServletRequest request, HttpServletResponse response) throws Exception { |
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System.out.println("========WechatController========= "); |
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Enumeration pNames = request.getParameterNames(); |
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while (pNames.hasMoreElements()) { |
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String name = (String) pNames.nextElement(); |
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String value = request.getParameter(name); |
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// out.print(name + "=" + value);
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String log = "name =" + name + " value =" + value; |
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} |
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String signature = request.getParameter("signature");/// 微信加密签名
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String timestamp = request.getParameter("timestamp");/// 时间戳
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String nonce = request.getParameter("nonce"); /// 随机数
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String echostr = request.getParameter("echostr"); // 随机字符串
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response.reset(); |
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PrintWriter out = response.getWriter(); |
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// if (this.checkSignature(signature, timestamp, nonce)) {
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// out.print(echostr);
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// }
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out.close(); |
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out = null; |
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} |
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/** |
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* 校验签名 |
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*/ |
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public static boolean checkSignature(String signature, String timestamp, String nonce) { |
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System.out.println("signature:" + signature + "timestamp:" + timestamp + "nonc:" + nonce); |
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String WECHAT_TOKEN = "1jkoyyih83nj8"; |
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String[] arr = new String[]{WECHAT_TOKEN, timestamp, nonce}; |
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// 将token、timestamp、nonce三个参数进行字典序排序
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Arrays.sort(arr); |
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StringBuilder content = new StringBuilder(); |
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for (int i = 0; i < arr.length; i++) { |
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content.append(arr[i]); |
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} |
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MessageDigest md = null; |
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String tmpStr = null; |
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try { |
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md = MessageDigest.getInstance("SHA-1"); |
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// 将三个参数字符串拼接成一个字符串进行sha1加密
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byte[] digest = md.digest(content.toString().getBytes()); |
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tmpStr = byteToStr(digest); |
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} catch (NoSuchAlgorithmException e) { |
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e.printStackTrace(); |
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} |
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content = null; |
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// 将sha1加密后的字符串可与signature对比，标识该请求来源于微信
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System.out.println(tmpStr.equals(signature.toUpperCase())); |
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return tmpStr != null ? tmpStr.equals(signature.toUpperCase()) : false; |
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} |
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/** |
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* 将字节数组转换为十六进制字符串 |
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* |
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* @param byteArray |
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* @return |
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*/ |
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private static String byteToStr(byte[] byteArray) { |
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String strDigest = ""; |
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for (int i = 0; i < byteArray.length; i++) { |
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strDigest += byteToHexStr(byteArray[i]); |
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} |
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return strDigest; |
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} |
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/** |
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* 将字节转换为十六进制字符串 |
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* |
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* @param mByte |
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* @return |
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*/ |
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private static String byteToHexStr(byte mByte) { |
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char[] Digit = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'}; |
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char[] tempArr = new char[2]; |
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tempArr[0] = Digit[(mByte >>> 4) & 0X0F]; |
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tempArr[1] = Digit[mByte & 0X0F]; |
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String s = new String(tempArr); |
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return s; |
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} |
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/** |
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* 打开开发者模式签名认证 |
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* @param signature |
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* @param timestamp |
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* @param nonce |
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* @param echostr |
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* @return |
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*/ |
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@ResponseBody |
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@RequestMapping(value = "/service", method = RequestMethod.GET) |
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public Object defaultView(String signature, String timestamp, String nonce, String echostr) { |
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if (echostr == null || echostr.isEmpty()) { |
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return nonce; |
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} |
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if (this.checkSignature(signature, timestamp, nonce)) { |
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return echostr; |
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} |
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return nonce; |
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} |
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} |
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