//删除用户
public int DeleteUser(User entity)
{
using (var db = new HouseMarketEntities())
{
var user = db.Users.FirstOrDefault(u => u.UserID == entity.UserID);
if (!AuthenticationFunction.IsAuthenticated || !AuthenticationFunction.HasPermission(Permissions.SeniorUser))
{
return (int)Errors.UserErrors.NoPermission;
}
else if (!AuthenticationFunction.IsAdmin && user.Permission <= (int)AuthenticationFunction.GetPermission())
{
return (int)Errors.UserErrors.NoPermission;
}
if (user == null)
{
return (int)Errors.UserErrors.IDNotExisted;
}
else
{
db.Users.Remove(user);
db.SaveChanges();
return 0;
}
}
}
//新增用户
public int AddUser(User entity)
{
using (var db = new HouseMarketEntities())
{
if (!AuthenticationFunction.IsAuthenticated || !AuthenticationFunction.HasPermission(Permissions.SeniorUser))
{
return (int)Errors.UserErrors.NoPermission;
}
else if (!AuthenticationFunction.IsAdmin && entity.Permission <= (int)AuthenticationFunction.GetPermission())
{
return (int)Errors.UserErrors.NoPermission;
}
if (string.IsNullOrEmpty(entity.UserName) || string.IsNullOrEmpty(entity.Password) || entity.Permission == null)
{
return (int)Errors.UserErrors.WrongParameter;
}
else if (db.Users.Any(u => u.UserName == entity.UserName))
{
return (int)Errors.UserErrors.NameExisted;
}
else
{
db.Users.Add(entity);
db.SaveChanges();
return 0;
}
}
}
//用户登录和验证
public int CheckUser(User entity, out UserViewResult result)
{
using (var db = new HouseMarketEntities())
{
result = new UserViewResult();
if (string.IsNullOrEmpty(entity.UserName))
{
return (int)Errors.UserErrors.NullParameter;
}
else
{
var user = db.Users.FirstOrDefault(u => u.UserName == entity.UserName);
if (user == null)
{
return (int)Errors.UserErrors.NameNotExisted;
}
else
{
if (user.Password != entity.Password)
{
return (int)Errors.UserErrors.WrongPassword;
}
else
{
PropertyFunction.CopyEntity(user, result);
return 0;
}
}
}
}
}
//编辑用户
public int EditUser(User entity)
{
using (var db = new HouseMarketEntities())
{
var user = db.Users.FirstOrDefault(u => u.UserID == entity.UserID);
if (user == null)
{
return (int)Errors.IDNotExisted;
}
else
{
if (db.Users.Any(u => u.UserName == entity.UserName))
{
return (int)Errors.NameExisted;
}
else
{
user.UserName = entity.UserName;
user.Password = entity.Password;
db.SaveChanges();
return 1;
}
}
}
}
//新增用户
public int AddUser(User entity)
{
using (var db = new HouseMarketEntities())
{
if (db.Users.Any(u => u.UserName == entity.UserName))
{
return (int)Errors.NameExisted;
}
else
{
db.Users.Add(entity);
db.SaveChanges();
return 1;
}
}
}
//用户登录
public string CheckUser(User entity)
{
using (var db = new HouseMarketEntities())
{
var user = db.Users.FirstOrDefault(u => u.UserName == entity.UserName);
if (user == null)
{
return ("2");
}
else
{
if (user.Password != entity.Password)
{
return ("3");
}
else
{
return ("1");
}
}
}
}
//编辑用户
public int EditUser(User entity)
{
using (var db = new HouseMarketEntities())
{
var user = db.Users.FirstOrDefault(u => u.UserID == entity.UserID);
if (!AuthenticationFunction.IsAuthenticated || !AuthenticationFunction.HasPermission(Permissions.User))
{
return (int)Errors.UserErrors.NoPermission;
}
else if (!AuthenticationFunction.IsAdmin && AuthenticationFunction.CurrentUserID != entity.UserID && entity.Permission <= (int)AuthenticationFunction.GetPermission())
{
return (int)Errors.UserErrors.NoPermission;
}
else if (!AuthenticationFunction.IsAdmin && AuthenticationFunction.CurrentUserID != entity.UserID && user.Permission <= (int)AuthenticationFunction.GetPermission())
{
return (int)Errors.UserErrors.NoPermission;
}
else if (AuthenticationFunction.IsUser && Convert.ToInt32(HttpContext.Current.User.Identity.Name) != entity.UserID)
{
return (int)Errors.UserErrors.NoPermission;
}
if (user == null)
{
return (int)Errors.UserErrors.IDNotExisted;
}
else
{
if (string.IsNullOrEmpty(entity.Password))
{
user.UserName = entity.UserName;
user.Permission = entity.Permission;
if (string.IsNullOrEmpty(user.UserName))
{
return (int)Errors.UserErrors.WrongParameter;
}
if (db.Users.Count(u => u.UserName == user.UserName) > 1)
{
return (int)Errors.UserErrors.NameExisted;
}
}
else
{
user.Password = entity.Password;
}
db.SaveChanges();
return 0;
}
}
}
//删除用户
public int RemoveUser(User entity)
{
using (var db = new HouseMarketEntities())
{
var user = db.Users.FirstOrDefault(u => u.UserID == entity.UserID);
if (user == null)
{
return (int)Errors.IDNotExisted;
}
else
{
db.Users.Remove(entity);
db.SaveChanges();
return 1;
}
}
}
