function getActiveContextPermissions(Contact $contact, $object_type_id, $context, $dimension_members, $can_write = false, $can_delete = false)
{
if ($contact instanceof Contact && $contact->isAdministrator()) {
return $dimension_members;
}
$allowed_members = array();
$permission_group_ids = ContactPermissionGroups::getContextPermissionGroupIdsByContactCSV($contact->getId());
$perm_ids_array = explode(",", $permission_group_ids);
foreach ($perm_ids_array as $pid) {
foreach ($dimension_members as $member_id) {
//check if exists a context permission group for this object type id in this member
$contact_member_permission = self::findById(array('permission_group_id' => $pid, 'member_id' => $member_id, 'object_type_id' => $object_type_id));
if ($contact_member_permission instanceof ContactMemberPermission && (!$can_write || $contact_member_permission->getCanWrite() && !$can_delete || $contact_member_permission->getCanDelete())) {
$permission_contexts = PermissionContexts::findAll(array('`contact_id` = ' . $contact->getId(), 'permission_group_id' => $pid, 'member_id' => $member_id));
//check if the actual context applies to this permission group
if (!is_null($permission_contexts)) {
$dimensions = array();
$context_members = array();
foreach ($permission_contexts as $pc) {
$member = $pc->getMember();
$dimension_id = $member->getDimensionId();
if (!in_array($dimension_id, $dimensions)) {
$dimensions[] = $dimension_id;
$context_members[$dimension_id] = array();
}
$context_members[$dimension_id][] = $member;
}
$include = true;
foreach ($dimensions as $dim_id) {
$members_in_context = array();
foreach ($context_members[$dim_id] as $value) {
if (in_array($value, $context)) {
$members_in_context[] = $value;
}
}
if (count($members_in_context) == 0) {
$include = $include && false;
}
}
if ($include && count($dimensions) != 0) {
$allowed_members[] = $member_id;
}
}
}
}
}
return $allowed_members;
}
