lib.php

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Library callbacks for block_spaceit.
 *
 * @package    block_spaceit
 * @copyright  2026 Fynn Scharpey
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();

/**
 * Whitelist the block's user preferences so they are settable over AJAX.
 *
 * The first-run modal's "No thanks" action writes `block_spaceit_infoseen` via
 * core_user_set_user_preference; Moodle only accepts preferences declared here.
 * A user may only ever set their own flag.
 *
 * @return array<string, array{type: string, null: int, default: string, permissioncallback: callable}>
 */
function block_spaceit_user_preferences(): array {
    return [
        'block_spaceit_infoseen' => [
            'type' => PARAM_BOOL,
            'null' => NULL_NOT_ALLOWED,
            'default' => '0',
            'permissioncallback' => [core_user::class, 'is_current_user'],
        ],
    ];
}