98 lines
2.8 KiB
PHP
Executable File
98 lines
2.8 KiB
PHP
Executable File
<?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\Translation\Util;
|
|
|
|
/**
|
|
* ArrayConverter generates tree like structure from a message catalogue.
|
|
* e.g. this
|
|
* 'foo.bar1' => 'test1',
|
|
* 'foo.bar2' => 'test2'
|
|
* converts to follows:
|
|
* foo:
|
|
* bar1: test1
|
|
* bar2: test2.
|
|
*
|
|
* @author Gennady Telegin <gtelegin@gmail.com>
|
|
*/
|
|
class ArrayConverter
|
|
{
|
|
/**
|
|
* Converts linear messages array to tree-like array.
|
|
* For example this array('foo.bar' => 'value') will be converted to ['foo' => ['bar' => 'value']].
|
|
*
|
|
* @param array $messages Linear messages array
|
|
*/
|
|
public static function expandToTree(array $messages): array
|
|
{
|
|
$tree = [];
|
|
|
|
foreach ($messages as $id => $value) {
|
|
$referenceToElement = &self::getElementByPath($tree, explode('.', $id));
|
|
|
|
$referenceToElement = $value;
|
|
|
|
unset($referenceToElement);
|
|
}
|
|
|
|
return $tree;
|
|
}
|
|
|
|
private static function &getElementByPath(array &$tree, array $parts)
|
|
{
|
|
$elem = &$tree;
|
|
$parentOfElem = null;
|
|
|
|
foreach ($parts as $i => $part) {
|
|
if (isset($elem[$part]) && \is_string($elem[$part])) {
|
|
/* Process next case:
|
|
* 'foo': 'test1',
|
|
* 'foo.bar': 'test2'
|
|
*
|
|
* $tree['foo'] was string before we found array {bar: test2}.
|
|
* Treat new element as string too, e.g. add $tree['foo.bar'] = 'test2';
|
|
*/
|
|
$elem = &$elem[implode('.', \array_slice($parts, $i))];
|
|
break;
|
|
}
|
|
$parentOfElem = &$elem;
|
|
$elem = &$elem[$part];
|
|
}
|
|
|
|
if ($elem && \is_array($elem) && $parentOfElem) {
|
|
/* Process next case:
|
|
* 'foo.bar': 'test1'
|
|
* 'foo': 'test2'
|
|
*
|
|
* $tree['foo'] was array = {bar: 'test1'} before we found string constant `foo`.
|
|
* Cancel treating $tree['foo'] as array and cancel back it expansion,
|
|
* e.g. make it $tree['foo.bar'] = 'test1' again.
|
|
*/
|
|
self::cancelExpand($parentOfElem, $part, $elem);
|
|
}
|
|
|
|
return $elem;
|
|
}
|
|
|
|
private static function cancelExpand(array &$tree, string $prefix, array $node)
|
|
{
|
|
$prefix .= '.';
|
|
|
|
foreach ($node as $id => $value) {
|
|
if (\is_string($value)) {
|
|
$tree[$prefix.$id] = $value;
|
|
} else {
|
|
self::cancelExpand($tree, $prefix.$id, $value);
|
|
}
|
|
}
|
|
}
|
|
}
|