class.ilObjLearningSequenceAccess.php

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<?php
 
declare(strict_types=1);
 
class ilObjLearningSequenceAccess extends ilObjectAccess
{
    public static bool $using_code = false;
 
    public static function _getCommands(): array
    {
        return array(
            [
                'cmd' => ilObjLearningSequenceGUI::CMD_VIEW,
                'permission' => 'read',
                'lang_var' => 'show',
                'default' => true
            ],
            [
                'cmd' => ilObjLearningSequenceGUI::CMD_LEARNER_VIEW,
                'permission' => 'read',
                'lang_var' => 'show',
            ],
            [
                'cmd' => ilObjLearningSequenceGUI::CMD_CONTENT,
                'permission' => 'write',
                'lang_var' => 'edit_content'
            ],
            [
                'cmd' => ilObjLearningSequenceGUI::CMD_SETTINGS,
                'permission' => 'write',
                'lang_var' => 'settings'
            ],
            [
                'cmd' => ilObjLearningSequenceGUI::CMD_UNPARTICIPATE,
                'permission' => 'unparticipate',
                'lang_var' => 'unparticipate'
            ]
        );
    }
 
    public function usingRegistrationCode(): bool
    {
        return self::$using_code;
    }
 
    public function _checkAccess(string $cmd, string $permission, int $ref_id, int $obj_id, ?int $user_id = null): bool
    {
        list($rbacsystem, $il_access, $lng) = $this->getDICDependencies();
 
        switch ($permission) {
            case 'visible':
                $has_any_administrative_permission = false;
                if (!is_null($user_id)) {
                    $has_any_administrative_permission = (
                        $rbacsystem->checkAccessOfUser($user_id, 'write', $ref_id) ||
                        $rbacsystem->checkAccessOfUser($user_id, 'edit_members', $ref_id) ||
                        $rbacsystem->checkAccessOfUser($user_id, 'edit_learning_progress', $ref_id)
                    );
                }
 
                if ($this->_isOffline($ref_id)
                    && !$has_any_administrative_permission
                ) {
                    $il_access->addInfoItem(ilAccessInfo::IL_NO_OBJECT_ACCESS, $lng->txt("offline"));
                    return false;
                }
                return true;
 
            default:
                if (is_null($user_id)) {
                    return false;
                }
                return $rbacsystem->checkAccessOfUser($user_id, $permission, $ref_id);
        }
    }
 
    protected function getDICDependencies(): array
    {
        global $DIC;
        $rbacsystem = $DIC['rbacsystem'];
        $il_access = $DIC['ilAccess'];
        $lng = $DIC['lng'];
 
        return [
            $rbacsystem,
            $il_access,
            $lng
        ];
    }
}