Add/button dynamic url

lib/compat/wordpress-6.9/entity-block-bindings.php

@@ -0,0 +1,103 @@
+<?php
+/**
+ * Entity source for the block bindings (explicit entity args).
+ *
+ * @since 6.9.0
+ * @package gutenberg
+ * @subpackage Block Bindings
+ */
+
+/**
+ * Gets value for Entity source.
+ *
+ * This source is intentionally **not** tied to the current post context.
+ * Consumers must pass entity identifiers via `$source_args`.
+ *
+ * Supported args:
+ * - key: currently only supports `url`
+ * - kind: `post-type` | `taxonomy`
+ * - type: post type slug or taxonomy slug
+ * - id: entity ID
+ *
+ * @since 6.9.0
+ * @access private
+ *
+ * @param array    $source_args    Array containing source arguments used to look up the value.
+ * @param WP_Block $block_instance The block instance.
+ * @return mixed The value computed for the source.
+ */
+function gutenberg_block_bindings_entity_get_value( array $source_args, $block_instance ) {
+	if ( empty( $source_args['key'] ) || 'url' !== $source_args['key'] ) {
+		return null;
+	}
+	if ( empty( $source_args['kind'] ) || empty( $source_args['type'] ) || empty( $source_args['id'] ) ) {
+		return null;
+	}
+
+	$kind = (string) $source_args['kind'];
+	$type = (string) $source_args['type'];
+	$id   = (int) $source_args['id'];
+
+	if ( $id <= 0 ) {
+		return null;
+	}
+
+	if ( 'post-type' === $kind ) {
+		$post = get_post( $id );
+		if ( ! $post ) {
+			return null;
+		}
+		// Prevent unauthorized users from accessing non-public post data.
+		if ( ( ! is_post_publicly_viewable( $post ) && ! current_user_can( 'read_post', $id ) ) || post_password_required( $post ) ) {
+			return null;
+		}
+		$permalink = get_permalink( $id );
+		return false === $permalink ? null : esc_url( $permalink );
+	}
+
+	if ( 'taxonomy' === $kind ) {
+		// Map UI shorthand to taxonomy slug when using args.
+		$taxonomy = ( 'tag' === $type ) ? 'post_tag' : $type;
+
+		$term = get_term( $id, $taxonomy );
+		if ( is_wp_error( $term ) || ! $term ) {
+			return null;
+		}
+
+		$taxonomy_object = get_taxonomy( $taxonomy );
+		if ( ! $taxonomy_object || ! $taxonomy_object->publicly_queryable ) {
+			if ( ! current_user_can( 'read' ) ) {
+				return null;
+			}
+		}
+
+		$term_link = get_term_link( $term );
+		return is_wp_error( $term_link ) ? null : esc_url( $term_link );
+	}
+
+	return null;
+}
+
+/**
+ * Registers Entity source in the block bindings registry.
+ *
+ * @since 6.9.0
+ * @access private
+ */
+function gutenberg_register_block_bindings_entity_source() {
+	if ( get_block_bindings_source( 'core/entity' ) ) {
+		// The source is already registered.
+		return;
+	}
+
+	register_block_bindings_source(
+		'core/entity',
+		array(
+			'label'              => _x( 'Entity', 'block bindings source' ),
+			'get_value_callback' => 'gutenberg_block_bindings_entity_get_value',
+		)
+	);
+}
+
+add_action( 'init', 'gutenberg_register_block_bindings_entity_source' );
+

lib/load.php

@@ -58,6 +58,7 @@ function gutenberg_is_experiment_enabled( $name ) {
 	// WordPress 6.9 compat.
 	require __DIR__ . '/compat/wordpress-6.9/class-gutenberg-rest-attachments-controller-6-9.php';
 	require __DIR__ . '/compat/wordpress-6.9/block-bindings.php';
+	require __DIR__ . '/compat/wordpress-6.9/entity-block-bindings.php';
 	require __DIR__ . '/compat/wordpress-6.9/post-data-block-bindings.php';
 	require __DIR__ . '/compat/wordpress-6.9/term-data-block-bindings.php';
 	require __DIR__ . '/compat/wordpress-6.9/rest-api.php';