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| 1 | <?php |
| 2 | declare(strict_types=1); |
| 3 | /** |
| 4 | * Pop PHP Framework (https://www.popphp.org/) |
| 5 | * |
| 6 | * @link https://github.com/popphp/popphp-framework |
| 7 | * @author Nick Sagona, III <nick@popphp.org> |
| 8 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 9 | * @license https://www.popphp.org/license New BSD License |
| 10 | */ |
| 11 | |
| 12 | /** |
| 13 | * @namespace |
| 14 | */ |
| 15 | namespace Pop\Db\Sql\Parser; |
| 16 | |
| 17 | /** |
| 18 | * Order parser class |
| 19 | * |
| 20 | * @category Pop |
| 21 | * @package Pop\Db |
| 22 | * @author Nick Sagona, III <nick@popphp.org> |
| 23 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 24 | * @license https://www.popphp.org/license New BSD License |
| 25 | * @version 7.0.0 |
| 26 | */ |
| 27 | class Order |
| 28 | { |
| 29 | |
| 30 | /** |
| 31 | * Get the order by values |
| 32 | * |
| 33 | * A string carrying no direction falls back to ASC, which is SQL's own default for a bare |
| 34 | * column. A leading '-' is the shorthand for descending, the same convention that |
| 35 | * Model\AbstractDataModel::getOrderBy() applies to its sort parameter. |
| 36 | * |
| 37 | * @param string $orderBy |
| 38 | * @return array |
| 39 | */ |
| 40 | public static function parse(string $orderBy): array |
| 41 | { |
| 42 | $by = null; |
| 43 | $order = null; |
| 44 | |
| 45 | if (stripos($orderBy, 'ASC') !== false) { |
| 46 | $order = 'ASC'; |
| 47 | $by = trim(str_replace('ASC', '', $orderBy)); |
| 48 | } else if (stripos($orderBy, 'DESC') !== false) { |
| 49 | $order = 'DESC'; |
| 50 | $by = trim(str_replace('DESC', '', $orderBy)); |
| 51 | } else if (stripos($orderBy, 'RAND()') !== false) { |
| 52 | $order = 'RAND()'; |
| 53 | $by = trim(str_replace('RAND()', '', $orderBy)); |
| 54 | } else if (str_starts_with(trim($orderBy), '-')) { |
| 55 | $order = 'DESC'; |
| 56 | $by = trim(substr(trim($orderBy), 1)); |
| 57 | } else { |
| 58 | $order = 'ASC'; |
| 59 | $by = trim($orderBy); |
| 60 | } |
| 61 | |
| 62 | if (str_contains($by, ',')) { |
| 63 | $by = array_map('trim', explode(',', $by)); |
| 64 | } |
| 65 | |
| 66 | return ['by' => $by, 'order' => $order]; |
| 67 | } |
| 68 | |
| 69 | } |