/// <summary>
/// Filters a sequence of <see cref="HiveId"/> where the Anonymous <see cref="UserGroup"/> has permissions <paramref name="permissionIds"/> by checking with <paramref name="securityService"/>.
/// </summary>
/// <param name="entityIds">The entity ids.</param>
/// <param name="securityService">The security service.</param>
/// <param name="entityUow">The entity uow.</param>
/// <param name="securityUow">The security uow.</param>
/// <param name="permissionIds">The permission ids.</param>
/// <returns></returns>
public static IEnumerable <HiveId> FilterAnonymousWithPermissions(this IEnumerable <HiveId> entityIds,
ISecurityService securityService,
IReadonlyGroupUnit <IContentStore> entityUow,
IReadonlyGroupUnit <ISecurityStore> securityUow,
Guid firstPermission,
params Guid[] permissionIds)
{
var anonymousUserGroup = securityService.GetAnonymousUserGroup(securityUow);
if (anonymousUserGroup == null || firstPermission == Guid.Empty)
{
return(Enumerable.Empty <HiveId>());
}
return(entityIds.Where(id => securityService.GetEffectivePermissions(anonymousUserGroup.Id.AsEnumerableOfOne(), entityUow, securityUow, id, firstPermission.AsEnumerableOfOne().Concat(permissionIds).ToArray()).AreAllAllowed()));
}
