/// <summary>
/// Enumerates parent role IDs recursively.
/// </summary>
protected IEnumerable <int> EnumerateParentRoleIDs(ITableIndex roleRef_childRoleIndex, int childRoleID,
HashSet <int> protectionSet = null)
{
if (protectionSet == null)
{
protectionSet = new HashSet <int> {
childRoleID
}
}
;
foreach (int parentRoleID in roleRef_childRoleIndex.SelectItems(childRoleID))
{
if (protectionSet.Add(parentRoleID))
{
yield return(parentRoleID);
foreach (int grandparentRoleID in
EnumerateParentRoleIDs(roleRef_childRoleIndex, parentRoleID, protectionSet))
{
yield return(grandparentRoleID);
}
}
}
}
/// <summary>
/// Add rights for the specified role.
/// </summary>
protected void AddRoleRight(ITableIndex objRight_roleIndex, ITableIndex obj_parentObjIndex,
RightByObj rightByObj, int roleID)
{
// explicitly defined rights have higher priority
foreach (ObjRight objRight in objRight_roleIndex.SelectItems(roleID))
{
AddObjRight(rightByObj, objRight.ObjNum, new Right(objRight));
}
// add rights on child objects
foreach (ObjRight objRight in objRight_roleIndex.SelectItems(roleID))
{
Right right = new Right(objRight);
foreach (Obj childObj in EnumerateChildObjects(obj_parentObjIndex, objRight.ObjNum))
{
AddObjRight(rightByObj, childObj.ObjNum, right);
}
}
}
/// <summary>
/// Adds the child objects of the specified object recursively.
/// </summary>
private void AddChildObjects(ITableIndex parentObjIndex, UserRights userRights,
int parentObjNum, int parentLevel)
{
foreach (Obj childObj in parentObjIndex.SelectItems(parentObjNum))
{
if (userRights.GetRightByObj(childObj.ObjNum).View)
{
Add(new ObjectItem(childObj, parentLevel + 1));
AddChildObjects(parentObjIndex, userRights, childObj.ObjNum, parentLevel + 1);
}
}
}
/// <summary>
/// Enumerates child objects recursively.
/// </summary>
protected IEnumerable <Obj> EnumerateChildObjects(ITableIndex obj_parentObjIndex, int parentObjNum,
HashSet <int> protectionSet = null)
{
if (protectionSet == null)
{
protectionSet = new HashSet <int> {
parentObjNum
}
}
;
foreach (Obj childObj in obj_parentObjIndex.SelectItems(parentObjNum))
{
if (protectionSet.Add(childObj.ObjNum))
{
yield return(childObj);
foreach (Obj grandchildObj in EnumerateChildObjects(obj_parentObjIndex, childObj.ObjNum))
{
yield return(grandchildObj);
}
}
}
}
