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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\ObjectManager\Config\Mapper;
use Magento\Framework\Data\Argument\InterpreterInterface;
use Magento\Framework\Stdlib\BooleanUtils;
class Dom implements \Magento\Framework\Config\ConverterInterface
{
/**
* @var BooleanUtils
*/
private $booleanUtils;
/**
* @var ArgumentParser
*/
private $argumentParser;
/**
* @var InterpreterInterface
*/
private $argumentInterpreter;
/**
* @param BooleanUtils $booleanUtils
* @param ArgumentParser $argumentParser
* @param InterpreterInterface $argumentInterpreter
*/
public function __construct(
InterpreterInterface $argumentInterpreter,
BooleanUtils $booleanUtils = null,
ArgumentParser $argumentParser = null
) {
$this->argumentInterpreter = $argumentInterpreter;
$this->booleanUtils = $booleanUtils ?: new BooleanUtils();
$this->argumentParser = $argumentParser ?: new ArgumentParser();
}
/**
* Convert configuration in DOM format to assoc array that can be used by object manager
*
* @param \DOMDocument $config
* @return array
* @throws \Exception
* @todo this method has high cyclomatic complexity in order to avoid performance issues
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
* @SuppressWarnings(PHPMD.NPathComplexity)
* @SuppressWarnings(PHPMD.ExcessiveMethodLength)
*/
public function convert($config)
{
$output = [];
/** @var \DOMNode $node */
foreach ($config->documentElement->childNodes as $node) {
if ($node->nodeType != XML_ELEMENT_NODE) {
continue;
}
switch ($node->nodeName) {
case 'preference':
$output['preferences'][$node->attributes->getNamedItem(
'for'
)->nodeValue] = $node->attributes->getNamedItem(
'type'
)->nodeValue;
break;
case 'type':
case 'virtualType':
$typeData = [];
$typeNodeAttributes = $node->attributes;
$typeNodeShared = $typeNodeAttributes->getNamedItem('shared');
if ($typeNodeShared) {
$typeData['shared'] = $this->booleanUtils->toBoolean($typeNodeShared->nodeValue);
}
if ($node->nodeName == 'virtualType') {
$attributeType = $typeNodeAttributes->getNamedItem('type');
// attribute type is required for virtual type only in merged configuration
if ($attributeType) {
$typeData['type'] = $attributeType->nodeValue;
}
}
$typeArguments = [];
$typePlugins = [];
/** @var \DOMNode $typeChildNode */
foreach ($node->childNodes as $typeChildNode) {
if ($typeChildNode->nodeType != XML_ELEMENT_NODE) {
continue;
}
switch ($typeChildNode->nodeName) {
case 'arguments':
/** @var \DOMNode $argumentNode */
foreach ($typeChildNode->childNodes as $argumentNode) {
if ($argumentNode->nodeType != XML_ELEMENT_NODE) {
continue;
}
$argumentName = $argumentNode->attributes->getNamedItem('name')->nodeValue;
$argumentData = $this->argumentParser->parse($argumentNode);
$typeArguments[$argumentName] = $this->argumentInterpreter->evaluate(
$argumentData
);
}
break;
case 'plugin':
$pluginAttributes = $typeChildNode->attributes;
$pluginDisabledNode = $pluginAttributes->getNamedItem('disabled');
$pluginSortOrderNode = $pluginAttributes->getNamedItem('sortOrder');
$pluginTypeNode = $pluginAttributes->getNamedItem('type');
$pluginData = [
'sortOrder' => $pluginSortOrderNode ? (int)$pluginSortOrderNode->nodeValue : 0,
];
if ($pluginDisabledNode) {
$pluginData['disabled'] = $this->booleanUtils->toBoolean(
$pluginDisabledNode->nodeValue
);
}
if ($pluginTypeNode) {
$pluginData['instance'] = $pluginTypeNode->nodeValue;
}
$typePlugins[$pluginAttributes->getNamedItem('name')->nodeValue] = $pluginData;
break;
default:
throw new \Exception(
"Invalid application config. Unknown node: {$typeChildNode->nodeName}."
);
}
}
$typeData['arguments'] = $typeArguments;
if (!empty($typePlugins)) {
$typeData['plugins'] = $typePlugins;
}
$output[$typeNodeAttributes->getNamedItem('name')->nodeValue] = $typeData;
break;
default:
throw new \Exception("Invalid application config. Unknown node: {$node->nodeName}.");
}
}
return $output;
}
}