69 lines
1.9 KiB
PHP
69 lines
1.9 KiB
PHP
<?php
|
|
|
|
/*
|
|
* This file is part of the Symfony package.
|
|
*
|
|
* (c) Fabien Potencier <fabien@symfony.com>
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
|
|
namespace Symfony\Component\Form\Util;
|
|
|
|
/**
|
|
* @author Bernhard Schussek <bschussek@gmail.com>
|
|
*/
|
|
class FormUtil
|
|
{
|
|
/**
|
|
* This class should not be instantiated.
|
|
*/
|
|
private function __construct()
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Returns whether the given data is empty.
|
|
*
|
|
* This logic is reused multiple times throughout the processing of
|
|
* a form and needs to be consistent. PHP keyword `empty` cannot
|
|
* be used as it also considers 0 and "0" to be empty.
|
|
*/
|
|
public static function isEmpty(mixed $data): bool
|
|
{
|
|
// Should not do a check for [] === $data!!!
|
|
// This method is used in occurrences where arrays are
|
|
// not considered to be empty, ever.
|
|
return null === $data || '' === $data;
|
|
}
|
|
|
|
/**
|
|
* Recursively replaces or appends elements of the first array with elements
|
|
* of second array. If the key is an integer, the values will be appended to
|
|
* the new array; otherwise, the value from the second array will replace
|
|
* the one from the first array.
|
|
*/
|
|
public static function mergeParamsAndFiles(array $params, array $files): array
|
|
{
|
|
$isFilesList = array_is_list($files);
|
|
|
|
foreach ($params as $key => $value) {
|
|
if (\is_array($value) && \is_array($files[$key] ?? null)) {
|
|
$params[$key] = self::mergeParamsAndFiles($value, $files[$key]);
|
|
unset($files[$key]);
|
|
}
|
|
}
|
|
|
|
if (!$isFilesList) {
|
|
return array_replace($params, $files);
|
|
}
|
|
|
|
foreach ($files as $value) {
|
|
$params[] = $value;
|
|
}
|
|
|
|
return $params;
|
|
}
|
|
}
|