<?php

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namespace Automattic\WooCommerce\Blocks\Templates;

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use Automattic\WooCommerce\Blocks\Assets\AssetDataRegistry;

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/**

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* ClassicTemplatesCompatibility class.

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*

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* To bridge the gap on compatibility with widget blocks and classic PHP core templates.

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*

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* @internal

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*/

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class ClassicTemplatesCompatibility {

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/**

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* Instance of the asset data registry.

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*

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* @var AssetDataRegistry

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*/

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protected $asset_data_registry;

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/**

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* Constructor.

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*

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* @param AssetDataRegistry $asset_data_registry Instance of the asset data registry.

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*/

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public function __construct( AssetDataRegistry $asset_data_registry ) {

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$this->asset_data_registry = $asset_data_registry;

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$this->init();

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}

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/**

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* Initialization method.

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*/

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protected function init() { // phpcs:ignore WooCommerce.Functions.InternalInjectionMethod.MissingPublic

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if ( ! wp_is_block_theme() ) {

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add_action( 'template_redirect', array( $this, 'set_classic_template_data' ) );

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// We need to set this data on the widgets screen so the filters render previews.

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add_action( 'load-widgets.php', array( $this, 'set_filterable_product_data' ) );

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}

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}

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/**

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* Executes the methods which set the necessary data needed for filter blocks to work correctly as widgets in Classic templates.

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*

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* @return void

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*/

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public function set_classic_template_data() {

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$this->set_filterable_product_data();

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$this->set_php_template_data();

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}

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/**

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* This method passes the value `has_filterable_products` to the front-end for product archive pages,

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* so that widget product filter blocks are aware of the context they are in and can render accordingly.

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*

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* @return void

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*/

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public function set_filterable_product_data() {

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global $pagenow;

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if ( is_shop() || is_product_taxonomy() || 'widgets.php' === $pagenow ) {

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$this->asset_data_registry->add( 'hasFilterableProducts', true );

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}

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}

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/**

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* This method passes the value `is_rendering_php_template` to the front-end of Classic themes,

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* so that widget product filter blocks are aware of how to filter the products.

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*

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* This data only matters on WooCommerce product archive pages.

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* On non-archive pages the merchant could be using the All Products block which is not a PHP template.

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*

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* @return void

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*/

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public function set_php_template_data() {

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if ( is_shop() || is_product_taxonomy() ) {

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$this->asset_data_registry->add( 'isRenderingPhpTemplate', true );

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}

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}

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}

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