--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/blocks/template-part.php Tue Sep 27 16:37:53 2022 +0200
@@ -0,0 +1,198 @@
+<?php
+/**
+ * Server-side rendering of the `core/template-part` block.
+ *
+ * @package WordPress
+ */
+
+/**
+ * Renders the `core/template-part` block on the server.
+ *
+ * @param array $attributes The block attributes.
+ *
+ * @return string The render.
+ */
+function render_block_core_template_part( $attributes ) {
+ static $seen_ids = array();
+
+ $template_part_id = null;
+ $content = null;
+ $area = WP_TEMPLATE_PART_AREA_UNCATEGORIZED;
+
+ if (
+ isset( $attributes['slug'] ) &&
+ isset( $attributes['theme'] ) &&
+ wp_get_theme()->get_stylesheet() === $attributes['theme']
+ ) {
+ $template_part_id = $attributes['theme'] . '//' . $attributes['slug'];
+ $template_part_query = new WP_Query(
+ array(
+ 'post_type' => 'wp_template_part',
+ 'post_status' => 'publish',
+ 'post_name__in' => array( $attributes['slug'] ),
+ 'tax_query' => array(
+ array(
+ 'taxonomy' => 'wp_theme',
+ 'field' => 'slug',
+ 'terms' => $attributes['theme'],
+ ),
+ ),
+ 'posts_per_page' => 1,
+ 'no_found_rows' => true,
+ )
+ );
+ $template_part_post = $template_part_query->have_posts() ? $template_part_query->next_post() : null;
+ if ( $template_part_post ) {
+ // A published post might already exist if this template part was customized elsewhere
+ // or if it's part of a customized template.
+ $content = $template_part_post->post_content;
+ $area_terms = get_the_terms( $template_part_post, 'wp_template_part_area' );
+ if ( ! is_wp_error( $area_terms ) && false !== $area_terms ) {
+ $area = $area_terms[0]->name;
+ }
+ /**
+ * Fires when a block template part is loaded from a template post stored in the database.
+ *
+ * @since 5.9.0
+ *
+ * @param string $template_part_id The requested template part namespaced to the theme.
+ * @param array $attributes The block attributes.
+ * @param WP_Post $template_part_post The template part post object.
+ * @param string $content The template part content.
+ */
+ do_action( 'render_block_core_template_part_post', $template_part_id, $attributes, $template_part_post, $content );
+ } else {
+ // Else, if the template part was provided by the active theme,
+ // render the corresponding file content.
+ $parent_theme_folders = get_block_theme_folders( get_template() );
+ $child_theme_folders = get_block_theme_folders( get_stylesheet() );
+ $child_theme_part_file_path = get_theme_file_path( '/' . $child_theme_folders['wp_template_part'] . '/' . $attributes['slug'] . '.html' );
+ $parent_theme_part_file_path = get_theme_file_path( '/' . $parent_theme_folders['wp_template_part'] . '/' . $attributes['slug'] . '.html' );
+ $template_part_file_path = 0 === validate_file( $attributes['slug'] ) && file_exists( $child_theme_part_file_path ) ? $child_theme_part_file_path : $parent_theme_part_file_path;
+ if ( 0 === validate_file( $attributes['slug'] ) && file_exists( $template_part_file_path ) ) {
+ $content = file_get_contents( $template_part_file_path );
+ $content = is_string( $content ) && '' !== $content
+ ? _inject_theme_attribute_in_block_template_content( $content )
+ : '';
+ }
+
+ if ( '' !== $content && null !== $content ) {
+ /**
+ * Fires when a block template part is loaded from a template part in the theme.
+ *
+ * @since 5.9.0
+ *
+ * @param string $template_part_id The requested template part namespaced to the theme.
+ * @param array $attributes The block attributes.
+ * @param string $template_part_file_path Absolute path to the template path.
+ * @param string $content The template part content.
+ */
+ do_action( 'render_block_core_template_part_file', $template_part_id, $attributes, $template_part_file_path, $content );
+ } else {
+ /**
+ * Fires when a requested block template part does not exist in the database nor in the theme.
+ *
+ * @since 5.9.0
+ *
+ * @param string $template_part_id The requested template part namespaced to the theme.
+ * @param array $attributes The block attributes.
+ * @param string $template_part_file_path Absolute path to the not found template path.
+ */
+ do_action( 'render_block_core_template_part_none', $template_part_id, $attributes, $template_part_file_path );
+ }
+ }
+ }
+
+ // WP_DEBUG_DISPLAY must only be honored when WP_DEBUG. This precedent
+ // is set in `wp_debug_mode()`.
+ $is_debug = defined( 'WP_DEBUG' ) && WP_DEBUG &&
+ defined( 'WP_DEBUG_DISPLAY' ) && WP_DEBUG_DISPLAY;
+
+ if ( is_null( $content ) && $is_debug ) {
+ if ( ! isset( $attributes['slug'] ) ) {
+ // If there is no slug this is a placeholder and we dont want to return any message.
+ return;
+ }
+ return sprintf(
+ /* translators: %s: Template part slug. */
+ __( 'Template part has been deleted or is unavailable: %s' ),
+ $attributes['slug']
+ );
+ }
+
+ if ( isset( $seen_ids[ $template_part_id ] ) ) {
+ return $is_debug ?
+ // translators: Visible only in the front end, this warning takes the place of a faulty block.
+ __( '[block rendering halted]' ) :
+ '';
+ }
+
+ // Run through the actions that are typically taken on the_content.
+ $seen_ids[ $template_part_id ] = true;
+ $content = do_blocks( $content );
+ unset( $seen_ids[ $template_part_id ] );
+ $content = wptexturize( $content );
+ $content = convert_smilies( $content );
+ $content = shortcode_unautop( $content );
+ $content = wp_filter_content_tags( $content );
+ $content = do_shortcode( $content );
+
+ // Handle embeds for block template parts.
+ global $wp_embed;
+ $content = $wp_embed->autoembed( $content );
+
+ if ( empty( $attributes['tagName'] ) ) {
+ $defined_areas = get_allowed_block_template_part_areas();
+ $area_tag = 'div';
+ foreach ( $defined_areas as $defined_area ) {
+ if ( $defined_area['area'] === $area && isset( $defined_area['area_tag'] ) ) {
+ $area_tag = $defined_area['area_tag'];
+ }
+ }
+ $html_tag = $area_tag;
+ } else {
+ $html_tag = esc_attr( $attributes['tagName'] );
+ }
+ $wrapper_attributes = get_block_wrapper_attributes();
+
+ return "<$html_tag $wrapper_attributes>" . str_replace( ']]>', ']]>', $content ) . "</$html_tag>";
+}
+
+/**
+ * Returns an array of variation objects for the template part block.
+ *
+ * @return array Array containing the block variation objects.
+ */
+function build_template_part_block_variations() {
+ $variations = array();
+ $defined_areas = get_allowed_block_template_part_areas();
+ foreach ( $defined_areas as $area ) {
+ if ( 'uncategorized' !== $area['area'] ) {
+ $variations[] = array(
+ 'name' => $area['area'],
+ 'title' => $area['label'],
+ 'description' => $area['description'],
+ 'attributes' => array(
+ 'area' => $area['area'],
+ ),
+ 'scope' => array( 'inserter' ),
+ 'icon' => $area['icon'],
+ );
+ }
+ }
+ return $variations;
+}
+
+/**
+ * Registers the `core/template-part` block on the server.
+ */
+function register_block_core_template_part() {
+ register_block_type_from_metadata(
+ __DIR__ . '/template-part',
+ array(
+ 'render_callback' => 'render_block_core_template_part',
+ 'variations' => build_template_part_block_variations(),
+ )
+ );
+}
+add_action( 'init', 'register_block_core_template_part' );