Java开发项目学生信息管理系统源代码也可用于课设+大作业（95分以上）.zip

package com.example.springweb.service; import cn.hutool.core.util.IdUtil; import cn.hutool.core.util.RandomUtil; import cn.hutool.crypto.SecureUtil; import com.example.springweb.dao.loginMapper; import com.example.springweb.pojo.Login; import org.springframework.beans.factory.annotation.Value; import org.springframework.stereotype.Service; import org.w3c.dom.ls.LSOutput; import javax.annotation.Resource; import javax.mail.MessagingException; import javax.servlet.http.HttpSession; import java.time.LocalDateTime; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; @Service("loginService") public class loginService { @Value("${severUrl}") String severUrl; @Resource(name ="loginMapper") private loginMapper loginMapper; @Resource private EmailService emailService; /*用户登录*/ public Map<String,Object> loginIn(Login viewLogin,HttpSession session){ Map<String, Object> map = new HashMap<>(); List<Login> loginList =loginMapper.queryByEmail(viewLogin.getEmail()); if(loginList.isEmpty()) { map.put("message","邮箱未注册"); return map; } else if(loginList.size()>1) { map.put("message","账号信息异常，请联系管理员"); return map; } else if(loginList.get(0).getIs_valid()==0) { map.put("message","账号未激活"); return map; } else{ String viewPassword=SecureUtil.md5(viewLogin.getPassword()+loginList.get(0).getSalt()); if(!viewPassword.equals(loginList.get(0).getPassword())) map.put("message","密码错误"); else { map.put("message","登录成功"); session.setAttribute("USER",viewLogin); } return map; } } /*注册用户*/ public Map<String,Object> addUser(Login viewLogin) { Map<String, Object> map = new HashMap<>(); if(viewLogin.getEmail().equals("")){ map.put("message","邮件不能为空"); return map; }else if(viewLogin.getPassword().equals("")){ map.put("message","密码不能为空"); return map; }else if(!loginMapper.queryByEmail(viewLogin.getEmail()).isEmpty()){ map.put("message","该邮件已注册"); return map; }else { //生成数据 String confirmCode = IdUtil.getSnowflake(1, 1).nextIdStr(); String salt = RandomUtil.randomString(9); String password = SecureUtil.md5(viewLogin.getPassword() + salt); //密码加密 LocalDateTime ldf = LocalDateTime.now().plusDays(1); //构造login对象 viewLogin.setConfirm_code(confirmCode); viewLogin.setPassword(password); viewLogin.setSalt(salt); viewLogin.setValidation_time(ldf); int result = loginMapper.addUser(viewLogin); if (result > 0) { emailService.sendEmail(severUrl+confirmCode, viewLogin.getEmail()); map.put("message", "注册成功,请前往邮件验证"); map.put("login", viewLogin); } else { map.put("message", "注册失败"); } return map; } } public Map<String,Object> validMail(String confirmCode){ Map<String,Object> resultMap=new HashMap<>(); LocalDateTime time=loginMapper.queryTime(confirmCode).getValidation_time(); if(time.isBefore(LocalDateTime.now())){ resultMap.put("code",500); resultMap.put("message","该邮件的激活时间已失效，请重新接受邮件激活"); }else { if(loginMapper.updateValid(confirmCode)==1){ resultMap.put("code",200); resultMap.put("message","恭喜你，激活成功"); }else{ resultMap.put("code",500); resultMap.put("message","激活失败"); } } return resultMap; } }