Changeset 51003 for trunk/src/wp-includes/script-loader.php

Timestamp:

05/25/2021 02:19:14 PM (4 years ago)

Author:

youknowriad

Message:

Block Editor: Introduce block templates for classic themes.

With this patch, users will be able to create custom block based templates
and assign them to specific pages/posts.

Themes can also opt-out of this feature

Props bernhard-reiter, carlomanf.
Fixes #53176.

File:

• trunk/src/wp-includes/script-loader.php (modified) (1 diff)

trunk/src/wp-includes/script-loader.php

@@ -2663 +2663 @@
     }
 }
+
+/**
+ * Inject the block editor assets that need to be loaded into the editor's iframe as an inline script.
+ *
+ * @since 5.8.0
+ */
+function wp_add_iframed_editor_assets_html() {
+    $script_handles = array();
+    $style_handles  = array(
+        'wp-block-editor',
+        'wp-block-library',
+        'wp-block-library-theme',
+        'wp-edit-blocks',
+    );
+
+    $block_registry = WP_Block_Type_Registry::get_instance();
+
+    foreach ( $block_registry->get_all_registered() as $block_type ) {
+        if ( ! empty( $block_type->style ) ) {
+            $style_handles[] = $block_type->style;
+        }
+
+        if ( ! empty( $block_type->editor_style ) ) {
+            $style_handles[] = $block_type->editor_style;
+        }
+
+        if ( ! empty( $block_type->script ) ) {
+            $script_handles[] = $block_type->script;
+        }
+    }
+
+    $style_handles = array_unique( $style_handles );
+    $done          = wp_styles()->done;
+
+    ob_start();
+
+    wp_styles()->done = array();
+    wp_styles()->do_items( $style_handles );
+    wp_styles()->done = $done;
+
+    $styles = ob_get_clean();
+
+    $script_handles = array_unique( $script_handles );
+    $done           = wp_scripts()->done;
+
+    ob_start();
+
+    wp_scripts()->done = array();
+    wp_scripts()->do_items( $script_handles );
+    wp_scripts()->done = $done;
+
+    $scripts = ob_get_clean();
+
+    $editor_assets = wp_json_encode(
+        array(
+            'styles'  => $styles,
+            'scripts' => $scripts,
+        )
+    );
+
+    echo "<script>window.__editorAssets = $editor_assets</script>";
+}