userupdatecontroller.java

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package com.yhbbs.admin.web.user;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.validation.BindException;
import org.springframework.validation.Errors;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.SimpleFormController;
import com.yhbbs.admin.web.user.form.UserUpdateForm;
import com.yhbbs.user.biz.UserBiz;
import com.yhbbs.user.biz.UserLevelBiz;
import com.yhbbs.user.itface.bean.User;
import com.yhbbs.utils.Constants;
import com.yhbbs.utils.MD5;
import com.yhbbs.utils.ReqUtils;
/**
 * <p>Title:修改用户Controller</p>
 * <li>	修改用户
 * <br><b>WebSite: www.yyhweb.com</b>
 * <br><b>CopyRight: yyhweb[由由华网]</b>
 * @author stephen
 * @version YHBBS-2.0
 */
public class UserUpdateController extends SimpleFormController{
    // 构造函数设置其属性
	public UserUpdateController(){
		this.setSessionForm(true);
		this.setValidateOnBinding(false);
		this.setCommandName("updateForm");
		this.setFormView("useredit");
	}
	// 初始化数据
	protected Map referenceData(HttpServletRequest request, Object obj, Errors error) throws Exception {
		Map<String, List<?>> model = new HashMap<String, List<?>>();
		List typelist = UserLevelBiz.getUserTypes();
		List grouplist = UserLevelBiz.getUserGroups();
		model.put("tlist", typelist); // 用户类型列表
		model.put("glist", grouplist);// 用户组列表
		return model;
	}
    // 取得更新用户表单
	protected Object formBackingObject(HttpServletRequest request) throws Exception {
		String action = ReqUtils.getString(request, "action");
		if("update".equals(action)){
			int userId = ReqUtils.getInt(request, "uId");
			User upUser = UserBiz.getUser(userId);
			return new UserUpdateForm(upUser);
		}else
			return new UserUpdateForm();
	}
	
	// 数据邦定和表单验证
	protected void onBindAndValidate(HttpServletRequest request,Object command,BindException errors){
		UserUpdateForm updateForm = (UserUpdateForm)command;
		User curUser = updateForm.getUpUser();
		String password = curUser.getPassword();
		// 有修改用户密码，则加密
		if(password!=null && password.length()>=Constants.pwdlength){
			curUser.setPassword(new MD5().getMD5ofStr(password));
		}
	}
	// 表单提交
	protected ModelAndView onSubmit(HttpServletRequest request, HttpServletResponse response, Object command,BindException errors){
		Map<String, String> model = new HashMap<String, String>();
		UserUpdateForm updateForm = (UserUpdateForm)command;
		User curUser = updateForm.getUpUser();
		boolean flag = UserBiz.editUser(curUser, false);
		if(flag){
			model.put("okinfo", "修改用户");
			model.put("forward", "<a href='../admin/userMag.do'>用户管理</a>");
			return new ModelAndView("success",model);
		}else{
			model.put("errinfo", "修改用户");
			model.put("forward", "<a href='#' onclick='javascript:history.go(-1)'>返回修改用户</a>");
			return new ModelAndView("failure",model);
		}
	}
}