array.php
87 lines
| 1 | <?php |
| 2 | /** |
| 3 | * @package VikWP - Libraries |
| 4 | * @subpackage adapter.html |
| 5 | * @author E4J s.r.l. |
| 6 | * @copyright Copyright (C) 2023 E4J s.r.l. All Rights Reserved. |
| 7 | * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL |
| 8 | * @link https://vikwp.com |
| 9 | */ |
| 10 | |
| 11 | // No direct access |
| 12 | defined('ABSPATH') or die('No script kiddies please!'); |
| 13 | |
| 14 | /** |
| 15 | * Utility class for doing all sorts of odds and ends with arrays. |
| 16 | * |
| 17 | * @since 10.1.16 |
| 18 | */ |
| 19 | final class ArrayHelper |
| 20 | { |
| 21 | /** |
| 22 | * Private constructor to prevent instantiation of this class. |
| 23 | */ |
| 24 | private function __construct() |
| 25 | { |
| 26 | |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * Utility function to map an array to a string. |
| 31 | * |
| 32 | * @param array $array The array to map. |
| 33 | * @param string $innerGlue The glue (optional, defaults to '=') between the key and the value. |
| 34 | * @param string $outerGlue The glue (optional, defaults to ' ') between array elements. |
| 35 | * @param boolean $keepOuterKey True if final key should be kept. |
| 36 | * |
| 37 | * @return string |
| 38 | */ |
| 39 | public static function toString(array $array, $innerGlue = '=', $outerGlue = ' ', $keepOuterKey = false) |
| 40 | { |
| 41 | $output = array(); |
| 42 | |
| 43 | foreach ($array as $key => $item) |
| 44 | { |
| 45 | if (is_array($item)) |
| 46 | { |
| 47 | if ($keepOuterKey) |
| 48 | { |
| 49 | $output[] = $key; |
| 50 | } |
| 51 | |
| 52 | // This is value is an array, go and do it again! |
| 53 | $output[] = static::toString($item, $innerGlue, $outerGlue, $keepOuterKey); |
| 54 | } |
| 55 | else |
| 56 | { |
| 57 | $output[] = $key . $innerGlue . '"' . htmlspecialchars($item, ENT_COMPAT, 'UTF-8') . '"'; |
| 58 | } |
| 59 | } |
| 60 | |
| 61 | return implode($outerGlue, $output); |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Method to determine if an array is an associative array. |
| 66 | * |
| 67 | * @param array $array An array to test. |
| 68 | * |
| 69 | * @return boolean |
| 70 | */ |
| 71 | public static function isAssociative($array) |
| 72 | { |
| 73 | if (is_array($array)) |
| 74 | { |
| 75 | foreach (array_keys($array) as $k => $v) |
| 76 | { |
| 77 | if ($k !== $v) |
| 78 | { |
| 79 | return true; |
| 80 | } |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | return false; |
| 85 | } |
| 86 | } |
| 87 |