Hjdcti

this is my current final_price.phtml file. the line

$category = $product->getCategoryIds();
is causing error

I'm trying to get the category_id of the current product, and check if it's in $hiddenCategories array. If it is in the hiddenCategories, i would like to hide the price for that item.

<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */

// @codingStandardsIgnoreFile

?>

<?php
/** @var MagentoCatalogPricingRenderFinalPriceBox $block */

/** ex: MagentoCatalogPricingPriceRegularPrice */
/** @var MagentoFrameworkPricingPricePriceInterface $priceModel */
$priceModel = $block->getPriceType('regular_price');

/** ex: MagentoCatalogPricingPriceFinalPrice */
/** @var MagentoFrameworkPricingPricePriceInterface $finalPriceModel */
$finalPriceModel = $block->getPriceType('final_price');
$idSuffix = $block->getIdSuffix() ? $block->getIdSuffix() : '';
$schema = ($block->getZone() == 'item_view') ? true : false;

?>

<?php 
/*get category id*/
 $objectManager = MagentoFrameworkAppObjectManager::getInstance();
 $categoryCollection = $objectManager->get('MagentoCatalogModelResourceModelCategoryCollectionFactory');
 $productRepository = $objectManager->get('MagentoCatalogModelProductRepository');
 $product = $objectManager->get('MagentoFrameworkRegistry')->registry('current_product');//get current product
 $productId = $product->getId();
 $category = $product->getCategoryIds(); /*will return category ids array*/ //this is the line causing problem
 $hiddenCategories = array('375','376','377','378','379','380','381','382','383','384','385','386','387','388','389');

 //if ($categories AS $category) {
 //if (in_array($category, $hiddenCategories)) 
 /*dont' show price*/
 // break;
 // 
?>

<?php if ($block->hasSpecialPrice()): ?>
 <span class="special-price">
 <?php /* @escapeNotVerified */ echo $block->renderAmount($finalPriceModel->getAmount(), [
 'display_label' => __('Special Price'),
 'price_id' => $block->getPriceId('product-price-' . $idSuffix),
 'price_type' => 'finalPrice',
 'include_container' => true,
 'schema' => $schema
 ]); ?>
 </span>
 <span class="old-price">
 <?php /* @escapeNotVerified */ echo $block->renderAmount($priceModel->getAmount(), [
 'display_label' => __('Regular Price'),
 'price_id' => $block->getPriceId('old-price-' . $idSuffix),
 'price_type' => 'oldPrice',
 'include_container' => true,
 'skip_adjustments' => true
 ]); ?>
 </span>
<?php else: ?>
 <?php /* @escapeNotVerified */ echo $block->renderAmount($finalPriceModel->getAmount(), [
 'price_id' => $block->getPriceId('product-price-' . $idSuffix),
 'price_type' => 'finalPrice',
 'include_container' => true,
 'schema' => $schema
 ]); ?>
<?php endif; ?>

<?php if ($block->showMinimalPrice()): ?>
 <?php if ($block->getUseLinkForAsLowAs()):?>
 <a href="<?= /* @escapeNotVerified */ $block->getSaleableItem()->getProductUrl() ?>" class="minimal-price-link">
 <?= /* @escapeNotVerified */ $block->renderAmountMinimal() ?>
 </a>
 <?php else:?>
 <span class="minimal-price-link">
 <?= /* @escapeNotVerified */ $block->renderAmountMinimal() ?>
 </span>
 <?php endif?>
<?php endif; ?>