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Generic.php
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Generic.php
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<?php
/**
* Copyright © 2015 Magento. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\View\Layout;
use Magento\Framework\View\Element\UiComponent\DataSourceInterface;
use Magento\Framework\View\Element\UiComponent\BlockWrapperInterface;
use Magento\Framework\View\Element\UiComponent\LayoutInterface;
use Magento\Framework\View\Element\UiComponentInterface;
use Magento\Framework\View\Element\UiComponentFactory;
/**
* Class Generic
*/
class Generic implements LayoutInterface
{
const CONFIG_JS_COMPONENT = 'component';
const CONFIG_COMPONENT_NAME = 'componentName';
const CONFIG_PANEL_COMPONENT = 'panelComponentName';
/**
* @var UiComponentInterface
*/
protected $component;
/**
* @var string
*/
protected $namespace;
/**
* @var UiComponentFactory
*/
protected $uiComponentFactory;
/**
* @var array
*/
protected $data;
/**
* @param UiComponentFactory $uiComponentFactory
* @param array $data
*/
public function __construct(UiComponentFactory $uiComponentFactory, $data = [])
{
$this->uiComponentFactory = $uiComponentFactory;
$this->data = $data;
}
/**
* Generate Java Script configuration element
*
* @param UiComponentInterface $component
* @return array
*/
public function build(UiComponentInterface $component)
{
$this->component = $component;
$this->namespace = $component->getContext()->getNamespace();
$this->component->getContext()->addComponentDefinition(
$this->getConfig(self::CONFIG_COMPONENT_NAME),
[
'component' => $this->getConfig(self::CONFIG_JS_COMPONENT),
'extends' => $this->namespace
]
);
$children = [];
$context = $component->getContext();
$this->addChildren($children, $component, $component->getName());
$dataSources = $component->getContext()->getDataSourceData($component);
$configuration = [
'types' => $context->getComponentsDefinitions(),
'components' => [
$context->getNamespace() => [
'children' => array_merge($children, $dataSources)
]
]
];
return $configuration;
}
/**
* Add children data
*
* @param array $topNode
* @param UiComponentInterface $component
* @param string $componentType
* @return void
*/
protected function addChildren(
array &$topNode,
UiComponentInterface $component,
$componentType
) {
$childrenNode = [];
$childComponents = $component->getChildComponents();
if (!empty($childComponents)) {
/** @var UiComponentInterface $child */
foreach ($childComponents as $child) {
if ($child instanceof DataSourceInterface) {
continue;
}
if ($child instanceof BlockWrapperInterface) {
$this->addWrappedBlock($child, $childrenNode);
continue;
}
self::addChildren($childrenNode, $child, $child->getComponentName());
}
}
$config = $component->getConfiguration();
if (is_string($config)) {
$topNode[$config] = $config;
} else {
$nodeData = [
'type' => $componentType,
'name' => $component->getName(),
];
if (!empty($childrenNode)) {
$nodeData['children'] = $childrenNode;
}
if (isset($config['dataScope'])) {
$nodeData['dataScope'] = $config['dataScope'];
unset($config['dataScope']);
}
if (!empty($config)) {
$nodeData['config'] = $config;
}
$topNode[$component->getName()] = $nodeData;
}
}
/**
* Add wrapped layout block
*
* @param BlockWrapperInterface $childComponent
* @param array $childrenNode
* @return $this
*/
protected function addWrappedBlock(BlockWrapperInterface $childComponent, array &$childrenNode)
{
$config = $childComponent->getConfiguration();
if (!$config['canShow']) {
return $this;
}
$name = $childComponent->getName();
$panelComponent = $this->createChildFormComponent($childComponent, $name);
$childrenNode[$name] = [
'type' => $panelComponent->getComponentName(),
'dataScope' => $name,
'config' => $config,
'children' => [
$name => [
'type' => $this->getConfig(self::CONFIG_COMPONENT_NAME),
'dataScope' => $name,
'config' => [
'content' => $childComponent->render()
],
]
],
];
return $this;
}
/**
* Create child of form
*
* @param UiComponentInterface $childComponent
* @param string $name
* @return UiComponentInterface
* @throws \Magento\Framework\Exception\LocalizedException
*/
protected function createChildFormComponent(UiComponentInterface $childComponent, $name)
{
$panelComponent = $this->uiComponentFactory->create(
$name,
$this->getConfig(self::CONFIG_PANEL_COMPONENT),
[
'context' => $this->component->getContext(),
'components' => [$childComponent->getName() => $childComponent]
]
);
$panelComponent->prepare();
$this->component->addComponent($name, $panelComponent);
return $panelComponent;
}
/**
* Get config by name
*
* @param string $name
* @return mixed
*/
protected function getConfig($name)
{
return isset($this->data['config'][$name]) ? $this->data['config'][$name] : null;
}
}