<?php

defined('C5_EXECUTE') or die("Access Denied.");
use \Concrete\Core\Permission\Access\Entity\Entity as PermissionAccessEntity;
use \Concrete\Core\Permission\Duration as PermissionDuration;

$f = File::getByID($_REQUEST['fID']);
if (is_object($f)) {
    $fp = new Permissions($f);
    if ($fp->canEditFilePermissions()) {
        if ($_REQUEST['task'] == 'add_access_entity' && Loader::helper("validation/token")->validate('add_access_entity')) {
            $pk = PermissionKey::getByID($_REQUEST['pkID']);
            $pk->setPermissionObject($f);
            $pa = PermissionAccess::getByID($_REQUEST['paID'], $pk);
            $pe = PermissionAccessEntity::getByID($_REQUEST['peID']);
            $pd = PermissionDuration::getByID($_REQUEST['pdID']);
            $pa->addListItem($pe, $pd, $_REQUEST['accessType']);
        }

        if ($_REQUEST['task'] == 'revert_to_global_file_permissions' && Loader::helper("validation/token")->validate('revert_to_global_file_permissions')) {
            $f->resetPermissions();
        }

        if ($_REQUEST['task'] == 'override_global_file_permissions' && Loader::helper("validation/token")->validate('override_global_file_permissions')) {
            $f->resetPermissions(1);
        }

        if ($_REQUEST['task'] == 'remove_access_entity' && Loader::helper("validation/token")->validate('remove_access_entity')) {
            $pk = PermissionKey::getByID($_REQUEST['pkID']);
            $pk->setPermissionObject($f);
            $pa = PermissionAccess::getByID($_REQUEST['paID'], $pk);
            $pe = PermissionAccessEntity::getByID($_REQUEST['peID']);
            $pa->removeListItem($pe);
        }

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

        if ($_REQUEST['task'] == 'save_workflows' && Loader::helper("validation/token")->validate('save_workflows')) {
            $pk = PermissionKey::getByID($_REQUEST['pkID']);
            $pk->setPermissionObject($f);
            $pa = PermissionAccess::getByID($_REQUEST['paID'], $pk);
            $pk->clearWorkflows();
            foreach ($_POST['wfID'] as $wfID) {
                $wf = Workflow::getByID($wfID);
                if (is_object($wf)) {
                    $pk->attachWorkflow($wf);
                }
            }
        }
    }
}
