Automattic\WooCommerce\Blocks

BlockPatterns::register_block_patterns()publicWC 1.0

Registers the block patterns and categories under ./patterns/.

Method of the class: BlockPatterns{}

No Hooks.

Return

null. Nothing (null).

Usage

$BlockPatterns = new BlockPatterns();
$BlockPatterns->register_block_patterns();

BlockPatterns::register_block_patterns() code WC 8.9.0

public function register_block_patterns() {
	if ( ! class_exists( 'WP_Block_Patterns_Registry' ) ) {
		return;
	}

	register_post_type(
		self::PATTERNS_AI_DATA_POST_TYPE,
		array(
			'labels'           => array(
				'name'          => __( 'Patterns AI Data', 'woocommerce' ),
				'singular_name' => __( 'Patterns AI Data', 'woocommerce' ),
			),
			'public'           => false,
			'hierarchical'     => false,
			'rewrite'          => false,
			'query_var'        => false,
			'delete_with_user' => false,
			'can_export'       => true,
		)
	);

	$default_headers = array(
		'title'         => 'Title',
		'slug'          => 'Slug',
		'description'   => 'Description',
		'viewportWidth' => 'Viewport Width',
		'categories'    => 'Categories',
		'keywords'      => 'Keywords',
		'blockTypes'    => 'Block Types',
		'inserter'      => 'Inserter',
		'featureFlag'   => 'Feature Flag',
	);

	if ( ! file_exists( $this->patterns_path ) ) {
		return;
	}

	$files = glob( $this->patterns_path . '/*.php' );
	if ( ! $files ) {
		return;
	}

	$dictionary = PatternsHelper::get_patterns_dictionary();

	foreach ( $files as $file ) {
		$pattern_data = get_file_data( $file, $default_headers );

		if ( empty( $pattern_data['slug'] ) ) {
			_doing_it_wrong(
				'register_block_patterns',
				esc_html(
					sprintf(
					/* translators: %s: file name. */
						__( 'Could not register file "%s" as a block pattern ("Slug" field missing)', 'woocommerce' ),
						$file
					)
				),
				'6.0.0'
			);
			continue;
		}

		if ( ! preg_match( self::SLUG_REGEX, $pattern_data['slug'] ) ) {
			_doing_it_wrong(
				'register_block_patterns',
				esc_html(
					sprintf(
					/* translators: %1s: file name; %2s: slug value found. */
						__( 'Could not register file "%1$s" as a block pattern (invalid slug "%2$s")', 'woocommerce' ),
						$file,
						$pattern_data['slug']
					)
				),
				'6.0.0'
			);
			continue;
		}

		if ( \WP_Block_Patterns_Registry::get_instance()->is_registered( $pattern_data['slug'] ) ) {
			continue;
		}

		if ( $pattern_data['featureFlag'] && ! Features::is_enabled( $pattern_data['featureFlag'] ) ) {
			continue;
		}

		// Title is a required property.
		if ( ! $pattern_data['title'] ) {
			_doing_it_wrong(
				'register_block_patterns',
				esc_html(
					sprintf(
					/* translators: %1s: file name; %2s: slug value found. */
						__( 'Could not register file "%s" as a block pattern ("Title" field missing)', 'woocommerce' ),
						$file
					)
				),
				'6.0.0'
			);
			continue;
		}

		// For properties of type array, parse data as comma-separated.
		foreach ( array( 'categories', 'keywords', 'blockTypes' ) as $property ) {
			if ( ! empty( $pattern_data[ $property ] ) ) {
				$pattern_data[ $property ] = array_filter(
					preg_split(
						self::COMMA_SEPARATED_REGEX,
						(string) $pattern_data[ $property ]
					)
				);
			} else {
				unset( $pattern_data[ $property ] );
			}
		}

		// Parse properties of type int.
		foreach ( array( 'viewportWidth' ) as $property ) {
			if ( ! empty( $pattern_data[ $property ] ) ) {
				$pattern_data[ $property ] = (int) $pattern_data[ $property ];
			} else {
				unset( $pattern_data[ $property ] );
			}
		}

		// Parse properties of type bool.
		foreach ( array( 'inserter' ) as $property ) {
			if ( ! empty( $pattern_data[ $property ] ) ) {
				$pattern_data[ $property ] = in_array(
					strtolower( $pattern_data[ $property ] ),
					array( 'yes', 'true' ),
					true
				);
			} else {
				unset( $pattern_data[ $property ] );
			}
		}

		// phpcs:ignore WordPress.WP.I18n.NonSingularStringLiteralText, WordPress.WP.I18n.LowLevelTranslationFunction
		$pattern_data['title'] = translate_with_gettext_context( $pattern_data['title'], 'Pattern title', 'woocommerce' );
		if ( ! empty( $pattern_data['description'] ) ) {
			// phpcs:ignore WordPress.WP.I18n.NonSingularStringLiteralText, WordPress.WP.I18n.LowLevelTranslationFunction
			$pattern_data['description'] = translate_with_gettext_context( $pattern_data['description'], 'Pattern description', 'woocommerce' );
		}

		$pattern_data_from_dictionary = $this->get_pattern_from_dictionary( $dictionary, $pattern_data['slug'] );

		// The actual pattern content is the output of the file.
		ob_start();

		/*
			For patterns that can have AI-generated content, we need to get its content from the dictionary and pass
			it to the pattern file through the "$content" and "$images" variables.
			This is to avoid having to access the dictionary for each pattern when it's registered or inserted.
			Before the "$content" and "$images" variables were populated in each pattern. Since the pattern
			registration happens in the init hook, the dictionary was being access one for each pattern and
			for each page load. This way we only do it once on registration.
			For more context: https://github.com/woocommerce/woocommerce-blocks/pull/11733
		*/

		$content = array();
		$images  = array();
		if ( ! is_null( $pattern_data_from_dictionary ) ) {
			$content = $pattern_data_from_dictionary['content'];
			$images  = $pattern_data_from_dictionary['images'] ?? array();
		}
		include $file;
		$pattern_data['content'] = ob_get_clean();

		if ( ! $pattern_data['content'] ) {
			continue;
		}

		foreach ( $pattern_data['categories'] as $key => $category ) {
			$category_slug = _wp_to_kebab_case( $category );

			$pattern_data['categories'][ $key ] = $category_slug;

			register_block_pattern_category(
				$category_slug,
				// phpcs:ignore WordPress.WP.I18n.NonSingularStringLiteralText
				array( 'label' => __( $category, 'woocommerce' ) )
			);
		}

		register_block_pattern( $pattern_data['slug'], $pattern_data );
	}
}