JavaMVC实践项目--小区物业管理系统

package cn.community.user.web.servlet; import java.io.IOException; import java.io.UnsupportedEncodingException; import java.net.URLEncoder; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.ServletException; import javax.servlet.http.Cookie; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import cn.community.base.baseServlet; import cn.community.information.domain.Information; import cn.community.information.service.InformationService; import cn.community.news.domain.News; import cn.community.news.service.NewsService; import cn.community.tool.CommonUtils; import cn.community.user.domain.User; import cn.community.user.service.UserService; import cn.community.user.service.exception.UserException; public class UserServlet extends baseServlet{ /** * */ private static final long serialVersionUID = 1L; private UserService userService = new UserService(); private NewsService newsService = new NewsService(); private InformationService informationService = new InformationService(); /** * ajax用户名是否注册校验 * @param req * @param resp * @return * @throws ServletException * @throws IOException */ public String ajaxValidateLoginname(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { /* * 1.获取用户名 */ String loginname = req.getParameter("loginname"); /* * 2.通过service得到校验结果 */ boolean b = userService.ajaxValidateLoginname(loginname); /* * 3.返回客户端 */ resp.getWriter().print(b); return null; } /** * ajax Email是否注册校验 * @param req * @param resp * @return * @throws ServletException * @throws IOException */ public String ajaxValidateEmail(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { /* * 1.获取Email */ String email = req.getParameter("email"); /* * 2.通过service得到校验结果 */ boolean b = userService.ajaxValidateEmail(email); /* * 3.返回客户端 */ resp.getWriter().print(b); return null; } /** * ajax 验证码是否注册校验 * @param req * @param resp * @return * @throws ServletException * @throws IOException */ public String ajaxValidateVerifyCode(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { /* * 1.获取输入框中的验证码 */ String verifyCode = req.getParameter("verifyCode"); /* * 2.获取图片上真实的验证码 */ String vcode = (String) req.getSession().getAttribute("vCode"); /* * 3.进行忽略大小写比较，得到结果 */ boolean b = verifyCode.equalsIgnoreCase(vcode); /* * 4.发送客户端 */ resp.getWriter().print(b); return null; } /** * 注册功能 * @param req * @param resp * @return */ public String regist(HttpServletRequest req, HttpServletResponse resp){ System.out.println("11"); /* * 1. 封装表单数据到User对象 */ User formUser = CommonUtils.toBean(req.getParameterMap(), User.class); /* * 2. 校验之, 如果校验失败，保存错误信息，返回到regist.jsp显示 */ Map<String,String> errors = validateRegist(formUser, req.getSession()); if(errors.size() > 0) { req.setAttribute("form", formUser); req.setAttribute("errors", errors); return "f:/jsps/user/regist.jsp"; } /* * 3. 使用service完成业务 */ userService.regist(formUser); /* * 4. 保存成功信息，转发到msg.jsp显示！ */ req.setAttribute("code", "success"); req.setAttribute("msg", "注册功能，请马上到邮箱激活！"); return "f:/jsps/msg.jsp"; } /* * 注册检验 * 对表单的字段进行逐个校验，如果有错误，使用当前字段名称为key,错误信息为value,保存到map中 * 返回map */ private Map<String,String> validateRegist(User formUser, HttpSession session){ Map<String,String> errors = new HashMap<String,String>(); /* * 1.校验登录名 */ String loginname = formUser.getLoginname(); if(loginname == null || loginname.trim().isEmpty()){ errors.put("loginname", "用户名不能为空"); }else if(loginname.length() <2 || loginname.length()>20){ errors.put("loginname", "用户名长度必须在2~20之间"); }else if(!userService.ajaxValidateLoginname(loginname)){ errors.put("loginname", "用户名已被注册!!"); } /* * 2.校验登录 */ String loginpass = formUser.getLoginpass(); if(loginpass == null || loginpass.trim().isEmpty()){ errors.put("loginpass", "密码不能为空"); }else if(loginpass.length() <3 || loginpass.length()>20){ errors.put("loginpass", "密码长度必须在3~20之间"); } /* * 3.确认密码校验 */ String reloginpass = formUser.getReloginpass(); if(reloginpass == null || reloginpass.trim().isEmpty()){ errors.put("reloginpass", "确认密码不能为空"); }else if(!reloginpass.equals(loginpass)){ errors.put("reloginpass", "两次输入不一致"); } /* * 4.邮箱校验 */ String email = formUser.getEmail(); if(email == null || email.trim().isEmpty()){ errors.put("email", "邮箱不能为空"); }else if(!email.matches("^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\\.[a-zA-Z0-9_-]{2,3}){1,2})$")){ errors.put("email", "Email格式错误！"); }else if(!userService.ajaxValidateEmail(email)){ errors.put("email", "Email已被注册!"); } /* * 5.验证码校验 */ String verifyCode = formUser.getVerifyCode(); String vcode = (String) session.getAttribute("vCode"); if(verifyCode == null || verifyCode.trim().isEmpty()){ errors.put("verifyCode", "验证码不能为空"); }else if(!verifyCode.equalsIgnoreCase(vcode)){ errors.put("verifyCode", "验证码错误！"); } return errors; } /** * 激活功能 * @param req * @param resp * @return */ public String activation(HttpServletRequest req, HttpServletResponse resp){ /* * 1.获取参数激活码 * 2.用激活码调用service方法完成激活 * >service方法有可能抛出异常，拿异常信息保存到request，转发到msg.jsp * 3.保存成功信息到request,转发到msg.jsp显示 */ String code = req.getParameter("activationCode"); try { userService.activation(code); req.setAttribute("code", "success");//通知msg.jsp显示√ req.setAttribute("msg", "恭喜，激活成功，请马上登录"); } catch (UserException e) { req.setAttribute("msg", e.getMessage()); req.setAttribute("code", "error");//通知msg.jsp显示× } return "f:/jsps/msg.jsp"; } /** * 登录功能 * @throws UnsupportedEncodingException */ public String login(HttpServletRequest req, HttpServletResponse resp) throws IOException { /* * 1.封装表单数据到User * 2.校验表单数据 * 3.使用service查询，得到User * 4.查看用户是否存在，如果不存在 * * 保存错误信息，用户名或密码错误 * * 保存用户数据，为了回显 * * 转发到login.jsp * 5.如果存在，查看状态，如果状态为false: * * 保存错误信息，您没有激活 * * 保存用户数据，为了回显 * * 保存新闻信息，显示在已登录界面 * * 保存公告信息，显示在已登录界面 * * 转发到login.jsp * 6.登录成功 * * 保存当前查询出的user到session中 * * 保存当前用户的名称到cookie中，注意中文需要编码处理 */ /* * 1.封装表单数据到user */ User formUser = CommonUtils.toBean(req.getParameterMap(), User.class); /* * 2.校验 */ Map<String,String> errors = validateLogin(formUser, req.getSession()); if(errors.size()>0){ req.setAttribute("msg", "用户名或密码错误！"); req.setAttribute("form", formUser); return "f:/jsps/user/login1.js