%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* This file is part of the Nette Framework (http://nette.org)
*
* Copyright (c) 2004 David Grudl (http://davidgrudl.com)
*
* For the full copyright and license information, please view
* the file license.txt that was distributed with this source code.
*/
namespace Nette\Config\Adapters;
use Nette,
Nette\Config\Helpers,
Nette\Utils\Neon;
/**
* Reading and generating NEON files.
*
* @author David Grudl
*/
class NeonAdapter extends Nette\Object implements Nette\Config\IAdapter
{
/** @internal */
const INHERITING_SEPARATOR = '<', // child < parent
PREVENT_MERGING = '!';
/**
* Reads configuration from NEON file.
* @param string file name
* @return array
*/
public function load($file)
{
return $this->process((array) Neon::decode(file_get_contents($file)));
}
private function process(array $arr)
{
$res = array();
foreach ($arr as $key => $val) {
if (substr($key, -1) === self::PREVENT_MERGING) {
if (!is_array($val) && $val !== NULL) {
throw new Nette\InvalidStateException("Replacing operator is available only for arrays, item '$key' is not array.");
}
$key = substr($key, 0, -1);
$val[Helpers::EXTENDS_KEY] = Helpers::OVERWRITE;
} elseif (preg_match('#^(\S+)\s+' . self::INHERITING_SEPARATOR . '\s+(\S+)\z#', $key, $matches)) {
if (!is_array($val) && $val !== NULL) {
throw new Nette\InvalidStateException("Inheritance operator is available only for arrays, item '$key' is not array.");
}
list(, $key, $val[Helpers::EXTENDS_KEY]) = $matches;
if (isset($res[$key])) {
throw new Nette\InvalidStateException("Duplicated key '$key'.");
}
}
if (is_array($val)) {
$val = $this->process($val);
} elseif ($val instanceof Nette\Utils\NeonEntity) {
$val = (object) array('value' => $val->value, 'attributes' => $this->process($val->attributes));
}
$res[$key] = $val;
}
return $res;
}
/**
* Generates configuration in NEON format.
* @return string
*/
public function dump(array $data)
{
$tmp = array();
foreach ($data as $name => $secData) {
if ($parent = Helpers::takeParent($secData)) {
$name .= ' ' . self::INHERITING_SEPARATOR . ' ' . $parent;
}
$tmp[$name] = $secData;
}
return "# generated by Nette\n\n" . Neon::encode($tmp, Neon::BLOCK);
}
}
Zerion Mini Shell 1.0