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<?php
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <colinodell@gmail.com>
*
* Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js)
* - (c) John MacFarlane
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\CommonMark\Util;
final class Configuration implements ConfigurationInterface
{
/** @var array<string, mixed> */
private $config;
/**
* @param array<string, mixed> $config
*/
public function __construct(array $config = [])
{
$this->config = $config;
}
public function merge(array $config = [])
{
$this->config = \array_replace_recursive($this->config, $config);
}
public function replace(array $config = [])
{
$this->config = $config;
}
public function get(?string $key = null, $default = null)
{
if ($key === null) {
return $this->config;
}
// accept a/b/c as ['a']['b']['c']
if (\strpos($key, '/')) {
return $this->getConfigByPath($key, $default);
}
if (!isset($this->config[$key])) {
return $default;
}
return $this->config[$key];
}
public function set(string $key, $value = null)
{
// accept a/b/c as ['a']['b']['c']
if (\strpos($key, '/')) {
$this->setByPath($key, $value);
}
$this->config[$key] = $value;
}
/**
* @param string $keyPath
* @param string|null $default
*
* @return mixed|null
*/
private function getConfigByPath(string $keyPath, $default = null)
{
$keyArr = \explode('/', $keyPath);
$data = $this->config;
foreach ($keyArr as $k) {
if (!\is_array($data) || !isset($data[$k])) {
return $default;
}
$data = $data[$k];
}
return $data;
}
/**
* @param string $keyPath
* @param string|null $value
*/
private function setByPath(string $keyPath, $value = null): void
{
$keyArr = \explode('/', $keyPath);
$pointer = &$this->config;
while (($k = \array_shift($keyArr)) !== null) {
if (!\is_array($pointer)) {
$pointer = [];
}
if (!isset($pointer[$k])) {
$pointer[$k] = null;
}
$pointer = &$pointer[$k];
}
$pointer = $value;
}
}
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