<?php
defined('C5_EXECUTE') or die("Access Denied.");
$c = Page::getByID($_REQUEST['cID']);
$a = Area::get($c, $_GET['arHandle']);
$ax = $a; 
$cx = $c;
if ($a->isGlobalArea()) {
	$cx = Stack::getByName($_REQUEST['arHandle']);
	$ax = Area::get($cx, STACKS_AREA_NAME);
}
if (is_object($a)) {
	$ap = new Permissions($a);
	if ($ap->canEditAreaPermissions()) { 
		if ($_REQUEST['task'] == 'add_access_entity' && Loader::helper("validation/token")->validate('add_access_entity')) {
			$pk = AreaPermissionKey::getByID($_REQUEST['pkID']);
			$pk->setPermissionObject($ax);
			$pa = PermissionAccess::getByID($_REQUEST['paID'], $pk);
			$pe = PermissionAccessEntity::getByID($_REQUEST['peID']);
			$pd = PermissionDuration::getByID($_REQUEST['pdID']);
			$pa->addListItem($pe, $pd, $_REQUEST['accessType']);
		}
	
		if ($_REQUEST['task'] == 'revert_to_page_permissions' && Loader::helper("validation/token")->validate('revert_to_page_permissions')) {
			$ax->revertToPagePermissions();		
		}
	
		if ($_REQUEST['task'] == 'override_page_permissions' && Loader::helper("validation/token")->validate('override_page_permissions')) {
			$ax->overridePagePermissions();		
		}
	
		if ($_REQUEST['task'] == 'remove_access_entity' && Loader::helper("validation/token")->validate('remove_access_entity')) {
			$pk = AreaPermissionKey::getByID($_REQUEST['pkID']);
			$pk->setPermissionObject($ax);
			$pa = PermissionAccess::getByID($_REQUEST['paID'], $pk);
			$pe = PermissionAccessEntity::getByID($_REQUEST['peID']);
			$pa->removeListItem($pe);
		}
	
		if ($_REQUEST['task'] == 'save_permission' && Loader::helper("validation/token")->validate('save_permission')) {
			$pk = AreaPermissionKey::getByID($_REQUEST['pkID']);
			$pk->setPermissionObject($ax);
			$pa = PermissionAccess::getByID($_REQUEST['paID'], $pk);
			$pa->save($_POST);
		}

		if ($_REQUEST['task'] == 'display_access_cell' && Loader::helper("validation/token")->validate('display_access_cell')) {
			$pk = PermissionKey::getByID($_REQUEST['pkID']);
			$pa = PermissionAccess::getByID($_REQUEST['paID'], $pk);
			Loader::element('permission/labels', array('pk' => $pk, 'pa' => $pa));
		}

		if ($_REQUEST['task'] == 'save_permission_assignments' && Loader::helper("validation/token")->validate('save_permission_assignments')) {
			$permissions = PermissionKey::getList('area');
			foreach($permissions as $pk) {
				$paID = $_POST['pkID'][$pk->getPermissionKeyID()];
				$pk->setPermissionObject($ax);
				$pt = $pk->getPermissionAssignmentObject();
				$pt->clearPermissionAssignment();
				if ($paID > 0) {
					$pa = PermissionAccess::getByID($paID, $pk);
					if (is_object($pa)) {
						$pt->assignPermissionAccess($pa);
					}			
				}
			}
		}

	}
}
