wp/wp-includes/block-patterns.php
changeset 19 3d72ae0968f4
parent 18 be944660c56a
child 21 48c4eec2b7e6
--- a/wp/wp-includes/block-patterns.php	Wed Sep 21 18:19:35 2022 +0200
+++ b/wp/wp-includes/block-patterns.php	Tue Sep 27 16:37:53 2022 +0200
@@ -12,7 +12,7 @@
  * Registers the core block patterns and categories.
  *
  * @since 5.5.0
- * @private
+ * @access private
  */
 function _register_core_block_patterns_and_categories() {
 	$should_register_core_patterns = get_theme_support( 'core-block-patterns' );
@@ -38,6 +38,7 @@
 
 	register_block_pattern_category( 'buttons', array( 'label' => _x( 'Buttons', 'Block pattern category' ) ) );
 	register_block_pattern_category( 'columns', array( 'label' => _x( 'Columns', 'Block pattern category' ) ) );
+	register_block_pattern_category( 'featured', array( 'label' => _x( 'Featured', 'Block pattern category' ) ) );
 	register_block_pattern_category( 'gallery', array( 'label' => _x( 'Gallery', 'Block pattern category' ) ) );
 	register_block_pattern_category( 'header', array( 'label' => _x( 'Headers', 'Block pattern category' ) ) );
 	register_block_pattern_category( 'text', array( 'label' => _x( 'Text', 'Block pattern category' ) ) );
@@ -48,12 +49,17 @@
  * Register Core's official patterns from wordpress.org/patterns.
  *
  * @since 5.8.0
+ * @since 5.9.0 The $current_screen argument was removed.
  *
- * @param WP_Screen $current_screen The screen that the current request was triggered from.
+ * @param WP_Screen $deprecated Unused. Formerly the screen that the current request was triggered from.
  */
-function _load_remote_block_patterns( $current_screen ) {
-	if ( ! $current_screen->is_block_editor ) {
-		return;
+function _load_remote_block_patterns( $deprecated = null ) {
+	if ( ! empty( $deprecated ) ) {
+		_deprecated_argument( __FUNCTION__, '5.9.0' );
+		$current_screen = $deprecated;
+		if ( ! $current_screen->is_block_editor ) {
+			return;
+		}
 	}
 
 	$supports_core_patterns = get_theme_support( 'core-block-patterns' );
@@ -83,3 +89,246 @@
 		}
 	}
 }
+
+/**
+ * Register `Featured` (category) patterns from wordpress.org/patterns.
+ *
+ * @since 5.9.0
+ */
+function _load_remote_featured_patterns() {
+	$supports_core_patterns = get_theme_support( 'core-block-patterns' );
+
+	/** This filter is documented in wp-includes/block-patterns.php */
+	$should_load_remote = apply_filters( 'should_load_remote_block_patterns', true );
+
+	if ( ! $should_load_remote || ! $supports_core_patterns ) {
+		return;
+	}
+
+	$request         = new WP_REST_Request( 'GET', '/wp/v2/pattern-directory/patterns' );
+	$featured_cat_id = 26; // This is the `Featured` category id from pattern directory.
+	$request->set_param( 'category', $featured_cat_id );
+	$response = rest_do_request( $request );
+	if ( $response->is_error() ) {
+		return;
+	}
+	$patterns = $response->get_data();
+
+	foreach ( $patterns as $pattern ) {
+		$pattern_name = sanitize_title( $pattern['title'] );
+		$registry     = WP_Block_Patterns_Registry::get_instance();
+		// Some patterns might be already registered as core patterns with the `core` prefix.
+		$is_registered = $registry->is_registered( $pattern_name ) || $registry->is_registered( "core/$pattern_name" );
+		if ( ! $is_registered ) {
+			register_block_pattern( $pattern_name, (array) $pattern );
+		}
+	}
+}
+
+/**
+ * Registers patterns from Pattern Directory provided by a theme's
+ * `theme.json` file.
+ *
+ * @since 6.0.0
+ * @access private
+ */
+function _register_remote_theme_patterns() {
+	/** This filter is documented in wp-includes/block-patterns.php */
+	if ( ! apply_filters( 'should_load_remote_block_patterns', true ) ) {
+		return;
+	}
+
+	if ( ! WP_Theme_JSON_Resolver::theme_has_support() ) {
+		return;
+	}
+
+	$pattern_settings = WP_Theme_JSON_Resolver::get_theme_data()->get_patterns();
+	if ( empty( $pattern_settings ) ) {
+		return;
+	}
+
+	$request         = new WP_REST_Request( 'GET', '/wp/v2/pattern-directory/patterns' );
+	$request['slug'] = $pattern_settings;
+	$response        = rest_do_request( $request );
+	if ( $response->is_error() ) {
+		return;
+	}
+	$patterns          = $response->get_data();
+	$patterns_registry = WP_Block_Patterns_Registry::get_instance();
+	foreach ( $patterns as $pattern ) {
+		$pattern_name = sanitize_title( $pattern['title'] );
+		// Some patterns might be already registered as core patterns with the `core` prefix.
+		$is_registered = $patterns_registry->is_registered( $pattern_name ) || $patterns_registry->is_registered( "core/$pattern_name" );
+		if ( ! $is_registered ) {
+			register_block_pattern( $pattern_name, (array) $pattern );
+		}
+	}
+}
+
+/**
+ * Register any patterns that the active theme may provide under its
+ * `./patterns/` directory. Each pattern is defined as a PHP file and defines
+ * its metadata using plugin-style headers. The minimum required definition is:
+ *
+ *     /**
+ *      * Title: My Pattern
+ *      * Slug: my-theme/my-pattern
+ *      *
+ *
+ * The output of the PHP source corresponds to the content of the pattern, e.g.:
+ *
+ *     <main><p><?php echo "Hello"; ?></p></main>
+ *
+ * If applicable, this will collect from both parent and child theme.
+ *
+ * Other settable fields include:
+ *
+ *   - Description
+ *   - Viewport Width
+ *   - Categories       (comma-separated values)
+ *   - Keywords         (comma-separated values)
+ *   - Block Types      (comma-separated values)
+ *   - Inserter         (yes/no)
+ *
+ * @since 6.0.0
+ * @access private
+ */
+function _register_theme_block_patterns() {
+	$default_headers = array(
+		'title'         => 'Title',
+		'slug'          => 'Slug',
+		'description'   => 'Description',
+		'viewportWidth' => 'Viewport Width',
+		'categories'    => 'Categories',
+		'keywords'      => 'Keywords',
+		'blockTypes'    => 'Block Types',
+		'inserter'      => 'Inserter',
+	);
+
+	/*
+	 * Register patterns for the active theme. If the theme is a child theme,
+	 * let it override any patterns from the parent theme that shares the same slug.
+	 */
+	$themes     = array();
+	$stylesheet = get_stylesheet();
+	$template   = get_template();
+	if ( $stylesheet !== $template ) {
+		$themes[] = wp_get_theme( $stylesheet );
+	}
+	$themes[] = wp_get_theme( $template );
+
+	foreach ( $themes as $theme ) {
+		$dirpath = $theme->get_stylesheet_directory() . '/patterns/';
+		if ( ! is_dir( $dirpath ) || ! is_readable( $dirpath ) ) {
+			continue;
+		}
+		if ( file_exists( $dirpath ) ) {
+			$files = glob( $dirpath . '*.php' );
+			if ( $files ) {
+				foreach ( $files as $file ) {
+					$pattern_data = get_file_data( $file, $default_headers );
+
+					if ( empty( $pattern_data['slug'] ) ) {
+						_doing_it_wrong(
+							'_register_theme_block_patterns',
+							sprintf(
+								/* translators: %s: file name. */
+								__( 'Could not register file "%s" as a block pattern ("Slug" field missing)' ),
+								$file
+							),
+							'6.0.0'
+						);
+						continue;
+					}
+
+					if ( ! preg_match( '/^[A-z0-9\/_-]+$/', $pattern_data['slug'] ) ) {
+						_doing_it_wrong(
+							'_register_theme_block_patterns',
+							sprintf(
+								/* translators: %1s: file name; %2s: slug value found. */
+								__( 'Could not register file "%1$s" as a block pattern (invalid slug "%2$s")' ),
+								$file,
+								$pattern_data['slug']
+							),
+							'6.0.0'
+						);
+					}
+
+					if ( WP_Block_Patterns_Registry::get_instance()->is_registered( $pattern_data['slug'] ) ) {
+						continue;
+					}
+
+					// Title is a required property.
+					if ( ! $pattern_data['title'] ) {
+						_doing_it_wrong(
+							'_register_theme_block_patterns',
+							sprintf(
+								/* translators: %1s: file name; %2s: slug value found. */
+								__( 'Could not register file "%s" as a block pattern ("Title" field missing)' ),
+								$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(
+									'/[\s,]+/',
+									(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 ] );
+						}
+					}
+
+					// Translate the pattern metadata.
+					$text_domain = $theme->get( 'TextDomain' );
+					//phpcs:ignore WordPress.WP.I18n.NonSingularStringLiteralText, WordPress.WP.I18n.NonSingularStringLiteralContext, WordPress.WP.I18n.NonSingularStringLiteralDomain, WordPress.WP.I18n.LowLevelTranslationFunction
+					$pattern_data['title'] = translate_with_gettext_context( $pattern_data['title'], 'Pattern title', $text_domain );
+					if ( ! empty( $pattern_data['description'] ) ) {
+						//phpcs:ignore WordPress.WP.I18n.NonSingularStringLiteralText, WordPress.WP.I18n.NonSingularStringLiteralContext, WordPress.WP.I18n.NonSingularStringLiteralDomain, WordPress.WP.I18n.LowLevelTranslationFunction
+						$pattern_data['description'] = translate_with_gettext_context( $pattern_data['description'], 'Pattern description', $text_domain );
+					}
+
+					// The actual pattern content is the output of the file.
+					ob_start();
+					include $file;
+					$pattern_data['content'] = ob_get_clean();
+					if ( ! $pattern_data['content'] ) {
+						continue;
+					}
+
+					register_block_pattern( $pattern_data['slug'], $pattern_data );
+				}
+			}
+		}
+	}
+}
+add_action( 'init', '_register_theme_block_patterns' );