/// <summary>
/// 根据编辑的菜单项更新角色的访问
/// </summary>
/// <param name="obj"></param>
private void UpdateRole(TB_Permission obj)
{
// 更新默认角色可以访问的
if (obj.IsDefault == true)
{
var dftPermission = PermissionInstance.GetDefaultMenus();
// 查找非管理角色
var roles = RoleInstance.FindList(f => f.IsAdministrator == false && f.Delete == false);
foreach (var role in roles)
{
var pers = role.Permission.Split(new char[] { ',' });
if (!pers.Contains(obj.id.ToString()))
{
RoleInstance.Update(f => f.id == role.id, act => act.Permission = dftPermission);
}
}
}
// 查找更新管理员角色的访问权限
RoleInstance.Update(f => f.IsAdministrator == true && f.Delete == false,
act => act.Permission = PermissionInstance.GetAdministratorsMenus());
// 重置当前登陆者的session
Account = AccountInstance.Find(f => f.id == Account.id);
Session[Utility.SessionName] = Account;
}
private void New()
{
var per = new TB_Permission();
per.Name = txtName.Value.Trim();
per.Image = hidImage.Value;
per.Delete = false;
per.IsDefault = isDefault.Checked;
per.Url = txtURL.Value.Trim();
// 父级菜单，为空时默认为顶级菜单
var parent = int.Parse("" == hidParent.Value ? "0" : hidParent.Value);
per.Parent = parent;
var brothers = PermissionInstance.FindList(p => p.Parent == parent);
per.DisplayOrder = brothers.Count();
per.AddTime = DateTime.Now;
per.Description = txtDescription.Value.Trim();
PermissionInstance.Add(per);
// 记录历史
SaveHistory(new TB_AccountHistory
{
ActionId = ActionInstance.Find(f => f.Name.Equals("AddPermission")).id,
ObjectA = "[id=" + per.id + "] " + per.Name
});
UpdateRole(per);
ShowNotification("./permission_list.aspx", "Success: You added a new menu.", true);
}
/// <summary>
/// 更改显示顺序
/// </summary>
/// <param name="ord">原始项目</param>
/// <param name="brother">附近的兄弟项目</param>
/// <param name="toupper">true=向上调整，false=向下调整</param>
private void ChangeDisplayOrder(TB_Permission ord, TB_Permission brother, bool toupper)
{
if (null != brother)
{
brother.DisplayOrder = toupper ? (brother.DisplayOrder + 1) : (brother.DisplayOrder - 1);
Update(brother);
ord.DisplayOrder = toupper ? (ord.DisplayOrder - 1) : (ord.DisplayOrder + 1);
Update(ord);
}
}
protected void Update(TB_Permission per)
{
PermissionInstance.Update(p => p.id == per.id, update =>
{
update.Description = per.Description;
update.DisplayOrder = per.DisplayOrder;
update.Image = per.Image;
update.IsDefault = per.IsDefault;
update.Name = per.Name;
update.Parent = per.Parent;
update.Url = per.Url;
update.Delete = per.Delete;
});
}
/// <summary>
/// 编辑
/// </summary>
/// <param name="strId"></param>
/// <param name="strParent"></param>
protected void Edit(int newParent, TB_Permission obj)
{
// 修改
var per = PermissionInstance.Find(p => p.id == obj.id);
if (null == per)
{
// 无法进行更新
ShowNotification("./permission_list.aspx", "Cannot edit permission: object not exist.", false);
return;
}
else
{
// 查看是否更改了父级菜单
if (newParent != per.Parent)
{
// 更改了父级菜单
// 查找兄弟菜单并且显示顺序在本菜单之后的
var brothers = PermissionInstance.FindList(b => b.Parent == per.Parent && b.DisplayOrder > per.DisplayOrder);
foreach (var bro in brothers)
{
// 这些兄弟节点的显示顺序都减一
PermissionInstance.Update(u => u.id == bro.id, a =>
{
a.DisplayOrder = a.DisplayOrder - 1;
});
}
// 查找新兄弟菜单项
brothers = PermissionInstance.FindList(b => b.Parent == newParent);
// 菜单在新兄弟菜单项中显示在末尾
obj.Parent = newParent;
obj.DisplayOrder = brothers.Count() + 1;
}
Update(obj);
// 记录历史
SaveHistory(new TB_AccountHistory()
{
ActionId = ActionInstance.Find(f => f.Name.Equals("EditPermission")).id,
ObjectA = "[id=" + per.id + "] " + (obj.Name.Equals(per.Name) ? obj.Name : ("[" + per.Name + "] to [" + obj.Name + "]"))
});
ShowNotification("./permission_list.aspx", "Success: You have changed the permission [" + per.Name + "].");
}
}