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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Developer\Model\Di;
class Information
{
/**
* @var \Magento\Framework\ObjectManager\ConfigInterface
*/
private $objectManagerConfig;
/**
* @var \Magento\Developer\Model\Di\PluginList
*/
private $pluginList;
/**
* @var string[]
*/
private $preferences = [];
/**
* @var array
*/
private $virtualTypes = [];
/**
* @var \Magento\Framework\ObjectManager\DefinitionInterface
*/
private $definitions;
/**
* @param \Magento\Framework\ObjectManager\ConfigInterface $objectManagerConfig
* @param \Magento\Framework\ObjectManager\DefinitionInterface $definitions
* @param \Magento\Developer\Model\Di\PluginList $pluginList
*/
public function __construct(
\Magento\Framework\ObjectManager\ConfigInterface $objectManagerConfig,
\Magento\Framework\ObjectManager\DefinitionInterface $definitions,
\Magento\Developer\Model\Di\PluginList $pluginList
) {
$this->objectManagerConfig = $objectManagerConfig;
$this->definitions = $definitions;
$this->pluginList = $pluginList;
}
/**
* Get info on the preference for the class
*
* @param string $className
* @return string
*/
public function getPreference($className)
{
if (!isset($this->preferences[$className])) {
$this->preferences[$className] = $this->objectManagerConfig->getPreference($className);
}
return $this->preferences[$className];
}
/**
* Retrieve parameters of the constructor for the preference of the class
*
* @param string $className
* @return array|null
*/
private function getConstructorParameters($className)
{
$parameters = $this->definitions->getParameters($className);
return $parameters;
}
/**
* Retrieve array of parameters for the class constructor
*
* @param string $className
* @return array
*/
public function getParameters($className)
{
$result = [];
$diConfiguration = $this->getConfiguredConstructorParameters($className);
$originalParameters = $this->isVirtualType($className) ?
$this->getConstructorParameters($this->getVirtualTypeBase($className)) :
$this->getConstructorParameters($this->getPreference($className));
if (!$originalParameters) {
return $result;
}
foreach ($originalParameters as $parameter) {
$paramArray = [$parameter[0], $parameter[1], is_array($parameter[3]) ? "<empty array>" : $parameter[3]];
if (isset($diConfiguration[$parameter[0]])) {
$paramArray[2] = $this->renderParameters($diConfiguration[$parameter[0]]);
}
$result[] = $paramArray;
}
return $result;
}
/**
* Recursively retrieve array parameters
*
* @param string $configuredParameter
* @return array|null
*/
private function renderParameters($configuredParameter)
{
$result = null;
if (is_array($configuredParameter)) {
if (isset($configuredParameter['instance'])) {
$result = 'instance of ' . $configuredParameter['instance'];
} else {
foreach ($configuredParameter as $keyName => $instance) {
$result[$keyName] = $this->renderParameters($instance);
}
}
} else {
$result = 'string ' . $configuredParameter;
}
return $result;
}
/**
* Retrieve configured types of parameters of the constructor for the preference of the class
*
* @param string $className
* @return array|null
*/
private function getConfiguredConstructorParameters($className)
{
return $this->objectManagerConfig->getArguments($className);
}
/**
* Retrieve virtual types for the class and the preference of the class
*
* @param string $className
* @return array
*/
public function getVirtualTypes($className)
{
$preference = $this->getPreference($className);
if (!isset($this->virtualTypes[$className])) {
$this->virtualTypes[$className] = [];
foreach ($this->objectManagerConfig->getVirtualTypes() as $virtualType => $baseName) {
if ($baseName == $className || $baseName == $preference) {
$this->virtualTypes[$className][] = $virtualType;
}
}
}
return $this->virtualTypes[$className];
}
/**
* @param string $className
* @return array
*/
public function getPlugins($className)
{
return $this->pluginList->getPluginsListByClass($className);
}
/**
* Is the class a virtual type
*
* @param string $className
* @return boolean
*/
public function isVirtualType($className)
{
$virtualTypes = $this->objectManagerConfig->getVirtualTypes();
return isset($virtualTypes[$className]);
}
/**
* Get base class for the Virtual Type
*
* @param string $className
* @return string|boolean
*/
public function getVirtualTypeBase($className)
{
$virtualTypes = $this->objectManagerConfig->getVirtualTypes();
if (isset($virtualTypes[$className])) {
return $virtualTypes[$className];
}
return false;
}
}