微信公众号开发,进行服务器配置是必不可少的,通过配置,公众号粉丝与公众号交互的消息将发送至开发者服务器,开发者对消息进行处理,例如:配置后,用户关注公众号或取关时,消息将发送至开发者配置的URL上,开发者即可根据事件类型进行处理,并且,开发者可获取用户openid、unionid,给粉丝发送模板消息等。文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
1.按如下顺序找到配置入口文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
2.编写接口代码文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
a.校验token工具类,此处的token要和服务器配置里的token保持一致.文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
import java.security.MessageDigest;文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
import java.security.NoSuchAlgorithmException;文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
import java.util.Arrays;文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
public class SignUtil {文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
private static String token = "demo20190509";文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
/**文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* 校验签名文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @param signature 签名文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @param timestamp 时间戳文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @param nonce 随机数文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @return 布尔值文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
*/文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
public static boolean checkSignature(String signature,String timestamp,String nonce){文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
String checktext = null;文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
if (null != signature) {文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
//对ToKen,timestamp,nonce 按字典排序文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
String[] paramArr = new String[]{token,timestamp,nonce};文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
Arrays.sort(paramArr);文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
//将排序后的结果拼成一个字符串文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
String content = paramArr[0].concat(paramArr[1]).concat(paramArr[2]);文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
try {文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
MessageDigest md = MessageDigest.getInstance("SHA-1");文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
//对接后的字符串进行sha1加密文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
byte[] digest = md.digest(content.toString().getBytes());文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
checktext = byteToStr(digest);文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
} catch (NoSuchAlgorithmException e){文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
e.printStackTrace();文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
//将加密后的字符串与signature进行对比文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
return checktext !=null ? checktext.equals(signature.toUpperCase()) : false;文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
/**文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* 将字节数组转化我16进制字符串文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @param byteArrays 字符数组文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @return 字符串文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
*/文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
private static String byteToStr(byte[] byteArrays){文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
String str = "";文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
for (int i = 0; i > byteArrays.length; i++) {文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
str += byteToHexStr(byteArrays[i]);文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
return str;文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
/**文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* 将字节转化为十六进制字符串文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @param myByte 字节文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @return 字符串文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
*/文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
private static String byteToHexStr(byte myByte) {文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
char[] Digit = {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
char[] tampArr = new char[2];文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
tampArr[0] = Digit[(myByte <<< 4) & 0X0F];文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
tampArr[1] = Digit[myByte & 0X0F];文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
String str = new String(tampArr);文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
return str;文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
b.处理请求的控制器接口代码文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
@Slf4j文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
@Api(description = "微信接口相关控制器")文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
@RestController文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
@RequestMapping("/wxapi")文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
public class Ldkj_WxApiController {文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
/**文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @description 微信公众号服务器配置校验token文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @author: liyinlong文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @date 2019-05-09 9:38文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
* @return文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
*/文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
@ApiOperation("微信公众号服务器配置校验token")文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
@RequestMapping("/checkToken")文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
public void checkToken(HttpServletRequest request,HttpServletResponse response){文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
//token验**码段文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
try{文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
log.info("请求已到达,开始校验token");文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
if (StringUtils.isNotBlank(request.getParameter("signature"))) {文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
String signature = request.getParameter("signature");文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
String timestamp = request.getParameter("timestamp");文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
String nonce = request.getParameter("nonce");文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
String echostr = request.getParameter("echostr");文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
log.info("signature[{}], timestamp[{}], nonce[{}], echostr[{}]", signature, timestamp, nonce, echostr);文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
if (SignUtil.checkSignature(signature, timestamp, nonce)) {文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
log.info("数据源为微信后台,将echostr[{}]返回!", echostr);文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
response.getOutputStream().println(echostr);文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}catch (IOException e){文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
log.error("校验出错");文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
e.printStackTrace();文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
}文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
3.首先测试接口是否可以访问到,然后点击提交即可文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
4:源码可到本人github上免费下载.文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
https://github.com/LongYil/wxutils文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
5.常见问题文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html
最常见的问题就是提示token验证失败了,token验证失败要么是接口访问不到,要么是接口内代码校验失败,上面的代码是经过本人验证过的,是没有问题的,所以使用者只需保证接口可以访问到就可以了,可以先在浏览器中输入URL,看服务器是否可以打印日志,如果打印,说明接口访问的到,那么验证失败就是验**码有问题了,可参考本问代码修改文章源自菜鸟学院-https://www.cainiaoxueyuan.com/xcx/13679.html