75 lines
2.6 KiB
Java
75 lines
2.6 KiB
Java
package com.szxgl.pars2021.controller;
|
|
|
|
|
|
import com.szxgl.pars2021.utils.R;
|
|
import com.szxgl.pars2021.utils.RedisUtil;
|
|
import com.szxgl.pars2021.utils.VerifyUtil;
|
|
import lombok.extern.slf4j.Slf4j;
|
|
import org.apache.commons.lang3.StringUtils;
|
|
import org.springframework.beans.factory.annotation.Autowired;
|
|
import org.springframework.beans.factory.annotation.Value;
|
|
import org.springframework.web.bind.annotation.RequestMapping;
|
|
import org.springframework.web.bind.annotation.RestController;
|
|
|
|
import javax.servlet.http.Cookie;
|
|
import javax.servlet.http.HttpServletRequest;
|
|
import javax.servlet.http.HttpServletResponse;
|
|
|
|
@Slf4j
|
|
@RestController
|
|
@RequestMapping("/code")
|
|
public class VerificationCodeController {
|
|
|
|
public static final String RANDOMCODEKEY= "2021_pars_h5:code:RANDOMREDISKEY";//放到session中的key
|
|
|
|
@Value("${spring.profiles.active}")
|
|
private String activeProfiles;
|
|
|
|
@Autowired
|
|
private RedisUtil redisUtil;
|
|
/**
|
|
* @author XXXXXX
|
|
* @date 2018年7月11日
|
|
* @desc 图形验证码生成
|
|
*/
|
|
@RequestMapping("/createImg")
|
|
public void createImg(HttpServletRequest request, HttpServletResponse response) throws Exception {
|
|
String openid = getValue(request.getCookies(), "openid");
|
|
if("prod".equals(activeProfiles) && StringUtils.isBlank(openid)){
|
|
log.error("openid为空,请求参数");
|
|
}
|
|
try {
|
|
response.setContentType("image/jpeg");//设置相应类型,告诉浏览器输出的内容为图片
|
|
response.setHeader("Pragma", "No-cache");//设置响应头信息，告诉浏览器不要缓存此内容
|
|
response.setHeader("Cache-Control", "no-cache");
|
|
response.setDateHeader("Expire", 0);
|
|
VerifyUtil randomValidateCode = new VerifyUtil();
|
|
randomValidateCode.getRandcode(request, response);//输出验证码图片
|
|
//将生成的随机验证码存放到redis中
|
|
redisUtil.set(RANDOMCODEKEY+openid,request.getSession().getAttribute(RANDOMCODEKEY),Long.parseLong("60"));
|
|
}catch (Exception e){
|
|
log.error("获取验证码异常：", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 获取cookie
|
|
* @param cookies
|
|
* @param key
|
|
* @return
|
|
*/
|
|
protected String getValue(Cookie[] cookies, String key) {
|
|
String value = null;
|
|
if (null != cookies && cookies.length > 0) {
|
|
for (Cookie c : cookies) {
|
|
if (key.equals(c.getName())) {
|
|
value = c.getValue();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return value;
|
|
}
|
|
}
|