/// <summary>
/// Reads the list of related entity IDs out of an entity for a given relationship type.
/// </summary>
private static IEnumerable <IEntity> GetRelationshipList(IEntity entity, IEntity relationshipDefn, Direction direction, string alias)
{
IEntityRelationshipCollection <IEntity> oRelated = entity.GetRelationships(relationshipDefn, direction);
if (oRelated == null)
{
return(Enumerable.Empty <IEntity>());
}
return(oRelated.Where(ri => ri.Entity != null));
}
/// <summary>
/// Get the added entities in a rel collection
/// </summary>
IEnumerable <IEntity> GetAdded(IEntityRelationshipCollection <IEntity> rels)
{
var removedIds = rels.Tracker.Removed.Select(i => i.Key);
var addedIds = rels.Tracker.Added.Select(i => i.Key).Except(removedIds);
if (addedIds.Any())
{
return(rels.Where(e => e != null && addedIds.Contains(e.Id)).ToList());
}
else
{
return(Enumerable.Empty <IEntity>());
}
}
/// <summary>
/// Locates the invalid permission relationships.
/// </summary>
/// <param name="entities">The entities.</param>
/// <param name="permission">The permission.</param>
/// <param name="permissionRelationships">The permission relationships.</param>
/// <param name="direction">The direction.</param>
/// <param name="invalidPermissions">The invalid permissions.</param>
private void LocateInvalidPermissionRelationships(IEnumerable <IEntity> entities, Permission permission, IEntityRelationshipCollection <IEntity> permissionRelationships, Direction direction, ISet <long> invalidPermissions)
{
if (permissionRelationships != null && permissionRelationships.Count > 0)
{
IList <IEntity> enumerable = entities as IList <IEntity> ?? entities.ToList( );
foreach (var relationship in permissionRelationships.Where(entityRelationship => entityRelationship != null && entityRelationship.Entity != null))
{
LocateInvalidObjects(enumerable, relationship.Entity.Id, direction, invalidObjects =>
{
/////
// If there are any invalid objects, mark the permission as invalid.
/////
if (invalidObjects != null && invalidObjects.Count > 0)
{
invalidPermissions.Add(permission.Id);
}
});
}
}
}
