void ThrowIfPermissionKnown(PermissionId permissionId)
{
if (IsKnownPermission(permissionId))
{
throw new Exception("Yo bro, the permission is already known to me.");
}
}
public void RemovePermission(PermissionId permissionId)
{
ThrowIfArchived();
ThrowIfPermissionUnknown(permissionId);
Apply(
new RemovedPermissionFromRole(Id, permissionId));
}
public void AddPermission(PermissionId permissionId)
{
ThrowIfArchived();
ThrowIfPermissionKnown(permissionId);
Apply(
new AddedPermissionToRole(Id, permissionId));
}
void ThrowIfPermissionUnknown(PermissionId permissionId)
{
if (IsUnknownPermission(permissionId))
{
throw new Exception("Yo bro, the permission is not known to me.");
}
}
public bool IsAllowed(PermissionId permissionId)
{
AccessDecision decision;
if (_decisions.TryGetValue(permissionId, out decision))
{
return(decision == AccessDecision.Allow);
}
return(false);
}
public void DenyPermission(PermissionId permissionId)
{
ThrowIfArchived();
ThrowIfPermissionUnknown(permissionId);
if (!IsPermissionDenied(permissionId))
{
Apply(
new RolePermissionDenied(Id, permissionId));
}
}
public IAccessDecisionCombinator CombineDecision(PermissionId permissionId, AccessDecision decision)
{
AccessDecision otherDecision;
if (_decisions.TryGetValue(permissionId, out otherDecision))
{
_decisions[permissionId] = Combinations[new Tuple <AccessDecision, AccessDecision>(otherDecision, decision)];
}
else
{
_decisions[permissionId] = decision;
}
return(this);
}
public RolePermission(PermissionId permissionId, AccessDecision accessDecision)
{
_permissionId = permissionId;
_accessDecision = accessDecision;
}
RolePermission FindPermission(PermissionId permissionId)
{
return(_permissions.Find(permission => permission.PermissionId == permissionId));
}
bool IsPermissionDenied(PermissionId permissionId)
{
return(_permissions.Find(permission => permission.PermissionId == permissionId).IsDenied());
}
bool IsPermissionAllowed(PermissionId permissionId)
{
return(_permissions.Find(permission => permission.PermissionId == permissionId).IsAllowed());
}
bool IsKnownPermission(PermissionId permissionId)
{
return(_permissions.Exists(permission => permission.PermissionId == permissionId));
}