Matthias Andreas Benkard | 7b2a3a1 | 2021-08-16 10:57:25 +0200 | [diff] [blame^] | 1 | <?php |
| 2 | |
| 3 | namespace LdapRecord\Support; |
| 4 | |
| 5 | use ArrayAccess; |
| 6 | |
| 7 | class Arr |
| 8 | { |
| 9 | /** |
| 10 | * Determine whether the given value is array accessible. |
| 11 | * |
| 12 | * @param mixed $value |
| 13 | * |
| 14 | * @return bool |
| 15 | */ |
| 16 | public static function accessible($value) |
| 17 | { |
| 18 | return is_array($value) || $value instanceof ArrayAccess; |
| 19 | } |
| 20 | |
| 21 | /** |
| 22 | * Determine if the given key exists in the provided array. |
| 23 | * |
| 24 | * @param \ArrayAccess|array $array |
| 25 | * @param string|int $key |
| 26 | * |
| 27 | * @return bool |
| 28 | */ |
| 29 | public static function exists($array, $key) |
| 30 | { |
| 31 | if ($array instanceof ArrayAccess) { |
| 32 | return $array->offsetExists($key); |
| 33 | } |
| 34 | |
| 35 | return array_key_exists($key, $array); |
| 36 | } |
| 37 | |
| 38 | /** |
| 39 | * If the given value is not an array and not null, wrap it in one. |
| 40 | * |
| 41 | * @param mixed $value |
| 42 | * |
| 43 | * @return array |
| 44 | */ |
| 45 | public static function wrap($value) |
| 46 | { |
| 47 | if (is_null($value)) { |
| 48 | return []; |
| 49 | } |
| 50 | |
| 51 | return is_array($value) ? $value : [$value]; |
| 52 | } |
| 53 | |
| 54 | /** |
| 55 | * Return the first element in an array passing a given truth test. |
| 56 | * |
| 57 | * @param iterable $array |
| 58 | * @param callable|null $callback |
| 59 | * @param mixed $default |
| 60 | * |
| 61 | * @return mixed |
| 62 | */ |
| 63 | public static function first($array, callable $callback = null, $default = null) |
| 64 | { |
| 65 | if (is_null($callback)) { |
| 66 | if (empty($array)) { |
| 67 | return Helpers::value($default); |
| 68 | } |
| 69 | |
| 70 | foreach ($array as $item) { |
| 71 | return $item; |
| 72 | } |
| 73 | } |
| 74 | |
| 75 | foreach ($array as $key => $value) { |
| 76 | if ($callback($value, $key)) { |
| 77 | return $value; |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | return Helpers::value($default); |
| 82 | } |
| 83 | |
| 84 | /** |
| 85 | * Return the last element in an array passing a given truth test. |
| 86 | * |
| 87 | * @param array $array |
| 88 | * @param callable|null $callback |
| 89 | * @param mixed $default |
| 90 | * |
| 91 | * @return mixed |
| 92 | */ |
| 93 | public static function last($array, callable $callback = null, $default = null) |
| 94 | { |
| 95 | if (is_null($callback)) { |
| 96 | return empty($array) ? Helpers::value($default) : end($array); |
| 97 | } |
| 98 | |
| 99 | return static::first(array_reverse($array, true), $callback, $default); |
| 100 | } |
| 101 | |
| 102 | /** |
| 103 | * Get an item from an array using "dot" notation. |
| 104 | * |
| 105 | * @param ArrayAccess|array $array |
| 106 | * @param string|int|null $key |
| 107 | * @param mixed $default |
| 108 | * |
| 109 | * @return mixed |
| 110 | */ |
| 111 | public static function get($array, $key, $default = null) |
| 112 | { |
| 113 | if (! static::accessible($array)) { |
| 114 | return Helpers::value($default); |
| 115 | } |
| 116 | |
| 117 | if (is_null($key)) { |
| 118 | return $array; |
| 119 | } |
| 120 | |
| 121 | if (static::exists($array, $key)) { |
| 122 | return $array[$key]; |
| 123 | } |
| 124 | |
| 125 | if (strpos($key, '.') === false) { |
| 126 | return $array[$key] ?? Helpers::value($default); |
| 127 | } |
| 128 | |
| 129 | foreach (explode('.', $key) as $segment) { |
| 130 | if (static::accessible($array) && static::exists($array, $segment)) { |
| 131 | $array = $array[$segment]; |
| 132 | } else { |
| 133 | return Helpers::value($default); |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | return $array; |
| 138 | } |
| 139 | } |