Jordan Morin
141 lines
4.0 KiB
PHP
Executable File
141 lines
4.0 KiB
PHP
Executable File
<?php
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namespace Mageplaza\Seo\Observer;
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use Magento\Framework\Event\ObserverInterface;
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use Magento\Framework\View\Page\Config;
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use Magento\Framework\Event\Observer;
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use Magento\Framework\ObjectManagerInterface;
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class DuplicateContent implements ObserverInterface
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{
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/**
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* @var \Magento\Framework\View\Page\Config
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*/
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protected $page;
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/**
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* @var \Psr\Log\LoggerInterface
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*/
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protected $logger;
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/**
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* @var \Magento\Framework\ObjectManagerInterface
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*/
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protected $objectManager;
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/**
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* DuplicateContent constructor.
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* @param \Magento\Framework\View\Page\Config $page
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* @param \Psr\Log\LoggerInterface $logger
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* @param \Magento\Framework\ObjectManagerInterface $objectManager
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*/
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public function __construct(
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Config $page,
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\Psr\Log\LoggerInterface $logger,
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ObjectManagerInterface $objectManager
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) {
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$this->page = $page;
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$this->logger = $logger;
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$this->objectManager = $objectManager;
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}
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/**
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* Ref: https://support.google.com/webmasters/answer/139066?hl=en
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* @param \Magento\Framework\Event\Observer $observer
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*/
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public function execute(Observer $observer)
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{
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/* @var \Magento\Framework\View\LayoutInterface $layout */
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$layout = $observer->getEvent()->getLayout();
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$action = $observer->getEvent()->getFullActionName();
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$canonicalUrl = '';
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switch ($action) {
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/**
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* product
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* http://example.com/dresses/cocktail?gclid=ABCD get consolidated with
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* links to https://www.example.com/dresses/green/greendress.html
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*/
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case 'catalog_product_view':
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$canonicalUrl = $this->objectManager->create(
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'Mageplaza\Seo\Model\Canonical\Product'
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)->getCanonicalUrl();
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break;
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/**
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* Category issues
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* category.html?p=2 or category.html?p=2&product_list_order=name
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* cocktail.html?gclid=ABCD
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*
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* Params:
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* - product_list_order
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* - product_list_mode
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* - p
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*/
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case 'catalog_category_view':
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$canonicalUrl = $this->objectManager->create(
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'Mageplaza\Seo\Model\Canonical\Category'
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)->getCanonicalUrl();
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break;
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/**
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* LN issue: TODO
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* @truongnh
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*/
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case 'catalog_category_view_type_default':
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break;
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default:
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$urlObject = $this->objectManager
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->get('Magento\Framework\UrlInterface');
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$canonicalUrl = $urlObject->getCurrentUrl();
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/**
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* clean up param:
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* - layered navigation: ?price=200-300
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* - category: ?p=2
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*/
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$position = strpos($canonicalUrl, '?');
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if ($position !== false) {
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$canonicalUrl = substr($canonicalUrl, 0, $position);
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}
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break;
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}
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if ($canonicalUrl) {
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$this->page->addRemotePageAsset(
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$canonicalUrl,
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$contentType = 'canonical',
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$properties = ['attributes' =>
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['rel' => 'canonical']
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],
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$name = 'Canonical link tag generated by Mageplaza_Seo'
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);
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}
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}
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/**
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* Get block by name
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*
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* @param string $name
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* @param \Magento\Framework\View\LayoutInterface $layout
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* @return \Magento\Framework\View\Element\AbstractBlock|bool
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*/
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public function getBlock($name, $layout)
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{
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$blocks = $layout->getAllBlocks();
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return isset($blocks[$name]) ? $blocks[$name] : false;
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}
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}
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