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| 1 | <?php |
| 2 | // This file is part of Moodle - https://moodle.org/ |
| 3 | // |
| 4 | // Moodle is free software: you can redistribute it and/or modify |
| 5 | // it under the terms of the GNU General Public License as published by |
| 6 | // the Free Software Foundation, either version 3 of the License, or |
| 7 | // (at your option) any later version. |
| 8 | // |
| 9 | // Moodle is distributed in the hope that it will be useful, |
| 10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | // GNU General Public License for more details. |
| 13 | // |
| 14 | // You should have received a copy of the GNU General Public License |
| 15 | // along with Moodle. If not, see <https://www.gnu.org/licenses/>. |
| 16 | |
| 17 | namespace tool_autoflow\local\nodes; |
| 18 | |
| 19 | use tool_autoflow\local\engine\node_failed; |
| 20 | |
| 21 | /** |
| 22 | * Checks shared by the Moodle nodes for values that arrive as text from placeholders. |
| 23 | * |
| 24 | * @package tool_autoflow |
| 25 | * @copyright 2026 DevLMS <contact@devlms.com> |
| 26 | * @license https://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later |
| 27 | */ |
| 28 | final class node_values { |
| 29 | /** |
| 30 | * A record id: a positive whole number, given as a number or as digits. |
| 31 | * |
| 32 | * @param mixed $value |
| 33 | * @param string $what What the id is for, such as "course id", used in the error. |
| 34 | * @return int |
| 35 | */ |
| 36 | public static function id(mixed $value, string $what): int { |
| 37 | if (is_int($value) && $value > 0) { |
| 38 | return $value; |
| 39 | } |
| 40 | if (is_string($value) && preg_match('/^[1-9][0-9]*$/', trim($value))) { |
| 41 | return (int) $value; |
| 42 | } |
| 43 | $shown = is_scalar($value) ? (string) $value : gettype($value); |
| 44 | throw new node_failed("The $what must be a positive whole number, not \"$shown\"."); |
| 45 | } |
| 46 | } |