/// <summary>
/// 權限判斷。
/// </summary>
/// <param name="roleDatas">多筆角色資料。</param>
/// <param name="canGetter">取得 allow 欄位的方法。</param>
/// <param name="denyPriv">拒絕權限資料。</param>
/// <param name="denyGetter">取得 deny 欄位的方法。</param>
/// <returns>
/// 如果有權限則回傳 true；否則回傳 false。
/// </returns>
private bool Judge(IEnumerable<Role> roleDatas, Func<Role, bool?> canGetter, DenyPriv denyPriv, Func<DenyPriv, bool> denyGetter)
{
// is denied ?
if (denyPriv != null && denyGetter(denyPriv))
{
return false;
}
// is granted ?
if (roleDatas != null && roleDatas.Any(r => canGetter(r) == true))
{
return true;
}
// default is false.
return false;
}
private DenyPriv CreateDenyData(bool deny)
{
var denyData = new DenyPriv
{
Select = deny,
Insert = deny,
Update = deny,
Delete = deny,
Particular = deny,
};
return denyData;
}