Add this block to your Module: Block/CategoryCollect.phpBlock/CategoryCollect.php
<?php
namespace Joshua34\UpdateHead\Block;
class CategoryCollect extends \Magento\Framework\View\Element\Template
{
protected $_categoryHelper;
protected $categoryFlatConfig;
protected $topMenu;
/**
* @param \Magento\Framework\View\Element\Template\Context $context
* @param \Magento\Catalog\Helper\Category $categoryHelper
* @param array $data
*/
public function __construct(
\Magento\Framework\View\Element\Template\Context $context,
\Magento\Catalog\Helper\Category $categoryHelper,
\Magento\Catalog\Model\Indexer\Category\Flat\State $categoryFlatState,
\Magento\Theme\Block\Html\Topmenu $topMenu
)
{
$this->_categoryHelper = $categoryHelper;
$this->categoryFlatConfig = $categoryFlatState;
$this->topMenu = $topMenu;
parent::__construct($context);
}
/**
* Return categories helper
*/
public function getCategoryHelper()
{
return $this->_categoryHelper;
}
/**
* Return categories helper
* getHtml($outermostClass = '', $childrenWrapClass = '', $limit = 0)
* example getHtml('level-top', 'submenu', 0)
*/
public function getHtml()
{
return $this->topMenu->getHtml();
}
/**
* Retrieve current store categories
*
* @param bool|string $sorted
* @param bool $asCollection
* @param bool $toLoad
* @return \Magento\Framework\Data\Tree\Node\Collection|\Magento\Catalog\Model\Resource\Category\Collection|array
*/
public function getStoreCategories($sorted = false, $asCollection = false, $toLoad = true)
{
return $this->_categoryHelper->getStoreCategories($sorted , $asCollection, $toLoad);
}
/**
* Retrieve child store categories
*
*/
public function getChildCategories($category)
{
if ($this->categoryFlatConfig->isFlatEnabled() && $category->getUseFlatResource()) {
$subcategories = (array)$category->getChildrenNodes();
} else {
$subcategories = $category->getChildren();
}
return $subcategories;
}
}
Add this template file to your Module: view/frontend/templates/categorycollect.phtmlview/frontend/templates/categorycollect.phtml
<?php
$objectManager = \Magento\Framework\App\ObjectManager::getInstance();
$category = $objectManager->get('Magento\Framework\Registry')->registry('current_category');//get current category
$subcats = $category->getChildrenCategories();
$_helper = $this->helper('Magento\Catalog\Helper\Output');
?>
<ul>
<?php
foreach ($subcats as $subcat) {
if ($subcat->getIsActive()) {
$_category = $objectManager->create('Magento\Catalog\Model\Category')->load($subcat->getId());
$_outputhelper = $this->helper('Magento\Catalog\Helper\Output');
$subcaturl = $subcat->getUrl();
$_imgHtml $_imgHtml = '';
if ($_imgUrl = $_category->getImageUrl()) {
$_imgHtml = '<img src="' . $_imgUrl . '" />';
$_imgHtml = $_outputhelper->categoryAttribute($_category, $_imgHtml, 'image');
/* @escapeNotVerified */
echo '<li><a href="' . $subcaturl . '" class="block-promo" title="' . $subcat->getName() . '">' . $_imgHtml . '<span style="background-color: rgba(255,255,255,0.9)" class="content bg-white"><strong>Place custom code here</strong><br><br><span class="action more button">Learn More</span></span></a></li>';
}
}
} ?>
</ul>
