Your IP : 216.73.216.43
<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\View\Page\Config\Generator;
use Magento\Framework\View\Layout;
use Magento\Framework\View\Page\Config\Structure;
use Magento\Framework\App\ObjectManager;
class Head implements Layout\GeneratorInterface
{
/**#@+
* Available src_type in assets
*/
const SRC_TYPE_RESOURCE = 'resource';
const SRC_TYPE_CONTROLLER = 'controller';
const SRC_TYPE_URL = 'url';
/**#@-*/
/**
* Type of generator
*/
const TYPE = 'head';
/**
* Virtual content type
*/
const VIRTUAL_CONTENT_TYPE_LINK = 'link';
/**
* @var array
*/
protected $remoteAssetTypes = [
self::SRC_TYPE_CONTROLLER => self::SRC_TYPE_CONTROLLER,
self::SRC_TYPE_URL => self::SRC_TYPE_URL,
];
/**
* @var array
*/
protected $assetProperties = [
'ie_condition',
'order'
];
/**
* @var array
*/
protected $serviceAssetProperties = [
'src',
'src_type',
'content_type',
];
/**
* @var \Magento\Framework\View\Page\Config
*/
protected $pageConfig;
/**
* @var \Magento\Framework\UrlInterface
*/
private $url;
/**
* Constructor
*
* @param \Magento\Framework\View\Page\Config $pageConfig
* @param \Magento\Framework\UrlInterface|null $url
*/
public function __construct(
\Magento\Framework\View\Page\Config $pageConfig,
\Magento\Framework\UrlInterface $url = null
) {
$this->pageConfig = $pageConfig;
$this->url = $url ?: ObjectManager::getInstance()->get(\Magento\Framework\UrlInterface::class);
}
/**
* {@inheritdoc}
*
* @return string
*/
public function getType()
{
return self::TYPE;
}
/**
* {@inheritdoc}
*
* @param Layout\Reader\Context $readerContext
* @param Layout\Generator\Context $generatorContext
* @return $this
*/
public function process(Layout\Reader\Context $readerContext, Layout\Generator\Context $generatorContext)
{
$structure = $readerContext->getPageConfigStructure();
$structure->processRemoveAssets();
$structure->processRemoveElementAttributes();
$this->processAssets($structure);
$this->processTitle($structure);
$this->processMetadata($structure);
$this->processElementAttributes($structure);
return $this;
}
/**
* Add assets to page config
*
* @param \Magento\Framework\View\Page\Config\Structure $pageStructure
* @return $this
*/
protected function processAssets(Structure $pageStructure)
{
foreach ($pageStructure->getAssets() as $name => $data) {
if (isset($data['src_type']) && in_array($data['src_type'], $this->remoteAssetTypes)) {
if ($data['src_type'] === self::SRC_TYPE_CONTROLLER) {
$data['src'] = $this->url->getUrl($data['src']);
}
$this->pageConfig->addRemotePageAsset(
$data['src'],
isset($data['content_type']) ? $data['content_type'] : self::VIRTUAL_CONTENT_TYPE_LINK,
$this->getAssetProperties($data),
$name
);
} else {
$this->pageConfig->addPageAsset($name, $this->getAssetProperties($data));
}
}
return $this;
}
/**
* Process asset properties
*
* @param array $data
* @return array
*/
protected function getAssetProperties(array $data = [])
{
$properties = [];
$attributes = [];
foreach ($data as $name => $value) {
if (in_array($name, $this->assetProperties)) {
$properties[$name] = $value;
} elseif (!in_array($name, $this->serviceAssetProperties)) {
$attributes[$name] = $value;
}
}
$properties['attributes'] = $attributes;
return $properties;
}
/**
* Process title
*
* @param \Magento\Framework\View\Page\Config\Structure $pageStructure
* @return $this
*/
protected function processTitle(Structure $pageStructure)
{
if ($pageStructure->getTitle()) {
$this->pageConfig->getTitle()->set($pageStructure->getTitle());
}
return $this;
}
/**
* Process metadata
*
* @param \Magento\Framework\View\Page\Config\Structure $pageStructure
* @return $this
*/
protected function processMetadata(Structure $pageStructure)
{
foreach ($pageStructure->getMetadata() as $name => $content) {
$this->pageConfig->setMetadata($name, $content);
}
return $this;
}
/**
* Process all element attributes
*
* @param \Magento\Framework\View\Page\Config\Structure $pageStructure
* @return $this
*/
protected function processElementAttributes(Structure $pageStructure)
{
foreach ($pageStructure->getElementAttributes() as $element => $attributes) {
foreach ($attributes as $name => $value) {
$this->pageConfig->setElementAttribute($element, $name, $value);
}
}
return $this;
}
}