Cherry pick 46429 into release/8.8 (#46473)

* Fix wrong Shop title shown in classic themes after deleting the page (#46429)

* Fix wrong Shop title shown in classic themes after deleting the page

* Add changelog file

* Add explanatory comment

* Prep for cherry pick 46429

---------

Co-authored-by: Albert Juhé Lluveras <contact@albertjuhe.com>
Co-authored-by: WooCommerce Bot <no-reply@woo.com>

plugins/woocommerce/readme.txt

@@ -169,6 +169,7 @@ WooCommerce comes with some sample data you can use to see how products look; im
 
 **WooCommerce**
 
+* Fix - Fix wrong Shop title shown in classic themes after deleting the page [#46429](https://github.com/woocommerce/woocommerce/pull/46429)
 * Fix - Fixed an issue where orders could be placed when no shipping options were available [#46026](https://github.com/woocommerce/woocommerce/pull/46026)
 * Fix - Fix a bug where saved payment methods were not rendered correctly in the heckout block [#46019](https://github.com/woocommerce/woocommerce/pull/46019)
 * Fix - Removed count from is_array check to fix Analytics comparison filter. [#45939](https://github.com/woocommerce/woocommerce/pull/45939)

plugins/woocommerce/src/Blocks/BlockTemplatesController.php

@@ -29,6 +29,7 @@ public function init() {
 		add_filter( 'current_theme_supports-block-templates', array( $this, 'remove_block_template_support_for_shop_page' ) );
 		add_filter( 'taxonomy_template_hierarchy', array( $this, 'add_archive_product_to_eligible_for_fallback_templates' ), 10, 1 );
 		add_action( 'after_switch_theme', array( $this, 'check_should_use_blockified_product_grid_templates' ), 10, 2 );
+		add_filter( 'post_type_archive_title', array( $this, 'update_product_archive_title' ), 10, 2 );
 
 		if ( wc_current_theme_is_fse_theme() ) {
 			// By default, the Template Part Block only supports template parts that are in the current theme directory.
@@ -558,6 +559,30 @@ public function block_template_is_available( $template_name, $template_type = 'w
 		) || $this->get_block_templates( array( $template_name ), $template_type );
 	}
 
+	/**
+	 * Update the product archive title to "Shop".
+	 *
+	 * Attention: this method is run in classic themes as well, so it
+	 * can't be moved to the ProductCatalogTemplate class. See:
+	 * https://github.com/woocommerce/woocommerce/pull/46429
+	 *
+	 * @param string $post_type_name Post type 'name' label.
+	 * @param string $post_type      Post type.
+	 *
+	 * @return string
+	 */
+	public function update_product_archive_title( $post_type_name, $post_type ) {
+		if (
+			function_exists( 'is_shop' ) &&
+			is_shop() &&
+			'product' === $post_type
+		) {
+			return __( 'Shop', 'woocommerce' );
+		}
+
+		return $post_type_name;
+	}
+
 	/**
 	 * Remove the template panel from the Sidebar of the Shop page because
 	 * the Site Editor handles it.

plugins/woocommerce/src/Blocks/Templates/ProductCatalogTemplate.php

@@ -23,7 +23,6 @@ class ProductCatalogTemplate extends AbstractTemplate {
 	 */
 	public function init() {
 		add_action( 'template_redirect', array( $this, 'render_block_template' ) );
-		add_filter( 'post_type_archive_title', array( $this, 'update_product_archive_title' ), 10, 2 );
 	}
 
 	/**
@@ -58,24 +57,4 @@ public function render_block_template() {
 			add_filter( 'woocommerce_has_block_template', '__return_true', 10, 0 );
 		}
 	}
-
-	/**
-	 * Update the product archive title to "Shop".
-	 *
-	 * @param string $post_type_name Post type 'name' label.
-	 * @param string $post_type      Post type.
-	 *
-	 * @return string
-	 */
-	public function update_product_archive_title( $post_type_name, $post_type ) {
-		if (
-			function_exists( 'is_shop' ) &&
-			is_shop() &&
-			'product' === $post_type
-		) {
-			return __( 'Shop', 'woocommerce' );
-		}
-
-		return $post_type_name;
-	}
 }