1458 lines
52 KiB
PHP
1458 lines
52 KiB
PHP
<?php
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/**
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* Server-side rendering of the `core/navigation` block.
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*
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* @package WordPress
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*/
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/**
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* Helper functions used to render the navigation block.
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*/
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class WP_Navigation_Block_Renderer {
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/**
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* Used to determine which blocks are wrapped in an <li>.
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*
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* @var array
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*/
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private static $nav_blocks_wrapped_in_list_item = array(
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'core/navigation-link',
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'core/home-link',
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'core/site-title',
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'core/site-logo',
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'core/navigation-submenu',
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);
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/**
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* Used to determine which blocks need an <li> wrapper.
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*
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* @var array
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*/
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private static $needs_list_item_wrapper = array(
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'core/site-title',
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'core/site-logo',
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);
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/**
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* Keeps track of all the navigation names that have been seen.
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*
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* @var array
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*/
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private static $seen_menu_names = array();
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/**
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* Returns whether or not this is responsive navigation.
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*
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* @param array $attributes The block attributes.
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* @return bool Returns whether or not this is responsive navigation.
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*/
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private static function is_responsive( $attributes ) {
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/**
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* This is for backwards compatibility after the `isResponsive` attribute was been removed.
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*/
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$has_old_responsive_attribute = ! empty( $attributes['isResponsive'] ) && $attributes['isResponsive'];
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return isset( $attributes['overlayMenu'] ) && 'never' !== $attributes['overlayMenu'] || $has_old_responsive_attribute;
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}
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/**
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* Returns whether or not a navigation has a submenu.
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*
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* @param WP_Block_List $inner_blocks The list of inner blocks.
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* @return bool Returns whether or not a navigation has a submenu.
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*/
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private static function has_submenus( $inner_blocks ) {
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foreach ( $inner_blocks as $inner_block ) {
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$inner_block_content = $inner_block->render();
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$p = new WP_HTML_Tag_Processor( $inner_block_content );
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if ( $p->next_tag(
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array(
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'name' => 'LI',
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'class_name' => 'has-child',
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)
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) ) {
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return true;
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}
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}
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return false;
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}
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/**
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* Determine whether the navigation blocks is interactive.
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*
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* @param array $attributes The block attributes.
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* @param WP_Block_List $inner_blocks The list of inner blocks.
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* @return bool Returns whether or not to load the view script.
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*/
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private static function is_interactive( $attributes, $inner_blocks ) {
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$has_submenus = static::has_submenus( $inner_blocks );
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$is_responsive_menu = static::is_responsive( $attributes );
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return ( $has_submenus && ( $attributes['openSubmenusOnClick'] || $attributes['showSubmenuIcon'] ) ) || $is_responsive_menu;
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}
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/**
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* Returns whether or not a block needs a list item wrapper.
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*
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* @param WP_Block $block The block.
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* @return bool Returns whether or not a block needs a list item wrapper.
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*/
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private static function does_block_need_a_list_item_wrapper( $block ) {
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return in_array( $block->name, static::$needs_list_item_wrapper, true );
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}
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/**
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* Returns the markup for a single inner block.
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*
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* @param WP_Block $inner_block The inner block.
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* @return string Returns the markup for a single inner block.
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*/
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private static function get_markup_for_inner_block( $inner_block ) {
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$inner_block_content = $inner_block->render();
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if ( ! empty( $inner_block_content ) ) {
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if ( static::does_block_need_a_list_item_wrapper( $inner_block ) ) {
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return '<li class="wp-block-navigation-item">' . $inner_block_content . '</li>';
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}
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return $inner_block_content;
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}
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}
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/**
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* Returns the html for the inner blocks of the navigation block.
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*
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* @param array $attributes The block attributes.
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* @param WP_Block_List $inner_blocks The list of inner blocks.
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* @return string Returns the html for the inner blocks of the navigation block.
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*/
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private static function get_inner_blocks_html( $attributes, $inner_blocks ) {
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$has_submenus = static::has_submenus( $inner_blocks );
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$is_interactive = static::is_interactive( $attributes, $inner_blocks );
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$style = static::get_styles( $attributes );
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$class = static::get_classes( $attributes );
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$container_attributes = get_block_wrapper_attributes(
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array(
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'class' => 'wp-block-navigation__container ' . $class,
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'style' => $style,
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)
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);
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$inner_blocks_html = '';
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$is_list_open = false;
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foreach ( $inner_blocks as $inner_block ) {
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$is_list_item = in_array( $inner_block->name, static::$nav_blocks_wrapped_in_list_item, true );
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if ( $is_list_item && ! $is_list_open ) {
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$is_list_open = true;
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$inner_blocks_html .= sprintf(
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'<ul %1$s>',
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$container_attributes
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);
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}
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if ( ! $is_list_item && $is_list_open ) {
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$is_list_open = false;
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$inner_blocks_html .= '</ul>';
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}
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$inner_blocks_html .= static::get_markup_for_inner_block( $inner_block );
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}
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if ( $is_list_open ) {
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$inner_blocks_html .= '</ul>';
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}
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// Add directives to the submenu if needed.
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if ( $has_submenus && $is_interactive ) {
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$tags = new WP_HTML_Tag_Processor( $inner_blocks_html );
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$inner_blocks_html = block_core_navigation_add_directives_to_submenu( $tags, $attributes );
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}
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return $inner_blocks_html;
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}
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/**
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* Gets the inner blocks for the navigation block from the navigation post.
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*
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* @param array $attributes The block attributes.
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* @return WP_Block_List Returns the inner blocks for the navigation block.
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*/
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private static function get_inner_blocks_from_navigation_post( $attributes ) {
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$navigation_post = get_post( $attributes['ref'] );
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if ( ! isset( $navigation_post ) ) {
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return new WP_Block_List( array(), $attributes );
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}
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// Only published posts are valid. If this is changed then a corresponding change
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// must also be implemented in `use-navigation-menu.js`.
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if ( 'publish' === $navigation_post->post_status ) {
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$parsed_blocks = parse_blocks( $navigation_post->post_content );
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// 'parse_blocks' includes a null block with '\n\n' as the content when
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// it encounters whitespace. This code strips it.
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$blocks = block_core_navigation_filter_out_empty_blocks( $parsed_blocks );
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if ( function_exists( 'get_hooked_block_markup' ) ) {
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// Run Block Hooks algorithm to inject hooked blocks.
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$markup = block_core_navigation_insert_hooked_blocks( $blocks, $navigation_post );
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$root_nav_block = parse_blocks( $markup )[0];
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$blocks = isset( $root_nav_block['innerBlocks'] ) ? $root_nav_block['innerBlocks'] : $blocks;
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}
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// TODO - this uses the full navigation block attributes for the
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// context which could be refined.
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return new WP_Block_List( $blocks, $attributes );
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}
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}
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/**
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* Gets the inner blocks for the navigation block from the fallback.
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*
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* @param array $attributes The block attributes.
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* @return WP_Block_List Returns the inner blocks for the navigation block.
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*/
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private static function get_inner_blocks_from_fallback( $attributes ) {
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$fallback_blocks = block_core_navigation_get_fallback_blocks();
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// Fallback my have been filtered so do basic test for validity.
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if ( empty( $fallback_blocks ) || ! is_array( $fallback_blocks ) ) {
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return new WP_Block_List( array(), $attributes );
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}
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return new WP_Block_List( $fallback_blocks, $attributes );
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}
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/**
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* Gets the inner blocks for the navigation block.
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*
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* @param array $attributes The block attributes.
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* @param WP_Block $block The parsed block.
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* @return WP_Block_List Returns the inner blocks for the navigation block.
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*/
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private static function get_inner_blocks( $attributes, $block ) {
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$inner_blocks = $block->inner_blocks;
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// Ensure that blocks saved with the legacy ref attribute name (navigationMenuId) continue to render.
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if ( array_key_exists( 'navigationMenuId', $attributes ) ) {
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$attributes['ref'] = $attributes['navigationMenuId'];
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}
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// If:
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// - the gutenberg plugin is active
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// - `__unstableLocation` is defined
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// - we have menu items at the defined location
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// - we don't have a relationship to a `wp_navigation` Post (via `ref`).
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// ...then create inner blocks from the classic menu assigned to that location.
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if (
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defined( 'IS_GUTENBERG_PLUGIN' ) && IS_GUTENBERG_PLUGIN &&
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array_key_exists( '__unstableLocation', $attributes ) &&
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! array_key_exists( 'ref', $attributes ) &&
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! empty( block_core_navigation_get_menu_items_at_location( $attributes['__unstableLocation'] ) )
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) {
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$inner_blocks = block_core_navigation_get_inner_blocks_from_unstable_location( $attributes );
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}
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// Load inner blocks from the navigation post.
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if ( array_key_exists( 'ref', $attributes ) ) {
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$inner_blocks = static::get_inner_blocks_from_navigation_post( $attributes );
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}
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// If there are no inner blocks then fallback to rendering an appropriate fallback.
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if ( empty( $inner_blocks ) ) {
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$inner_blocks = static::get_inner_blocks_from_fallback( $attributes );
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}
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/**
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* Filter navigation block $inner_blocks.
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* Allows modification of a navigation block menu items.
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*
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* @since 6.1.0
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*
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* @param \WP_Block_List $inner_blocks
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*/
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$inner_blocks = apply_filters( 'block_core_navigation_render_inner_blocks', $inner_blocks );
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$post_ids = block_core_navigation_get_post_ids( $inner_blocks );
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if ( $post_ids ) {
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_prime_post_caches( $post_ids, false, false );
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}
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return $inner_blocks;
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}
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/**
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* Gets the name of the current navigation, if it has one.
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*
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* @param array $attributes The block attributes.
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* @return string Returns the name of the navigation.
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*/
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private static function get_navigation_name( $attributes ) {
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$navigation_name = $attributes['ariaLabel'] ?? '';
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// Load the navigation post.
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if ( array_key_exists( 'ref', $attributes ) ) {
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$navigation_post = get_post( $attributes['ref'] );
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if ( ! isset( $navigation_post ) ) {
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return $navigation_name;
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}
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// Only published posts are valid. If this is changed then a corresponding change
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// must also be implemented in `use-navigation-menu.js`.
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if ( 'publish' === $navigation_post->post_status ) {
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$navigation_name = $navigation_post->post_title;
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// This is used to count the number of times a navigation name has been seen,
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// so that we can ensure every navigation has a unique id.
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if ( isset( static::$seen_menu_names[ $navigation_name ] ) ) {
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++static::$seen_menu_names[ $navigation_name ];
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} else {
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static::$seen_menu_names[ $navigation_name ] = 1;
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}
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}
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}
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return $navigation_name;
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}
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/**
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* Returns the layout class for the navigation block.
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*
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* @param array $attributes The block attributes.
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* @return string Returns the layout class for the navigation block.
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*/
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private static function get_layout_class( $attributes ) {
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$layout_justification = array(
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'left' => 'items-justified-left',
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'right' => 'items-justified-right',
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'center' => 'items-justified-center',
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'space-between' => 'items-justified-space-between',
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);
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$layout_class = '';
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if (
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isset( $attributes['layout']['justifyContent'] ) &&
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isset( $layout_justification[ $attributes['layout']['justifyContent'] ] )
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) {
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$layout_class .= $layout_justification[ $attributes['layout']['justifyContent'] ];
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}
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if ( isset( $attributes['layout']['orientation'] ) && 'vertical' === $attributes['layout']['orientation'] ) {
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$layout_class .= ' is-vertical';
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}
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if ( isset( $attributes['layout']['flexWrap'] ) && 'nowrap' === $attributes['layout']['flexWrap'] ) {
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$layout_class .= ' no-wrap';
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}
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return $layout_class;
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}
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/**
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* Return classes for the navigation block.
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*
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* @param array $attributes The block attributes.
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* @return string Returns the classes for the navigation block.
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*/
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private static function get_classes( $attributes ) {
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// Restore legacy classnames for submenu positioning.
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$layout_class = static::get_layout_class( $attributes );
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$colors = block_core_navigation_build_css_colors( $attributes );
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$font_sizes = block_core_navigation_build_css_font_sizes( $attributes );
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$is_responsive_menu = static::is_responsive( $attributes );
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// Manually add block support text decoration as CSS class.
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$text_decoration = $attributes['style']['typography']['textDecoration'] ?? null;
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$text_decoration_class = sprintf( 'has-text-decoration-%s', $text_decoration );
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// Sets the is-collapsed class when the navigation is set to always use the overlay.
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// This saves us from needing to do this check in the view.js file (see the collapseNav function).
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$is_collapsed_class = static::is_always_overlay( $attributes ) ? array( 'is-collapsed' ) : array();
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$classes = array_merge(
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$colors['css_classes'],
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$font_sizes['css_classes'],
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$is_responsive_menu ? array( 'is-responsive' ) : array(),
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$layout_class ? array( $layout_class ) : array(),
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$text_decoration ? array( $text_decoration_class ) : array(),
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$is_collapsed_class
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);
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return implode( ' ', $classes );
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}
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private static function is_always_overlay( $attributes ) {
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return isset( $attributes['overlayMenu'] ) && 'always' === $attributes['overlayMenu'];
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}
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/**
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* Get styles for the navigation block.
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*
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* @param array $attributes The block attributes.
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* @return string Returns the styles for the navigation block.
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*/
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private static function get_styles( $attributes ) {
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$colors = block_core_navigation_build_css_colors( $attributes );
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$font_sizes = block_core_navigation_build_css_font_sizes( $attributes );
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$block_styles = isset( $attributes['styles'] ) ? $attributes['styles'] : '';
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return $block_styles . $colors['inline_styles'] . $font_sizes['inline_styles'];
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}
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/**
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* Get the responsive container markup
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*
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* @param array $attributes The block attributes.
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* @param WP_Block_List $inner_blocks The list of inner blocks.
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* @param string $inner_blocks_html The markup for the inner blocks.
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* @return string Returns the container markup.
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*/
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private static function get_responsive_container_markup( $attributes, $inner_blocks, $inner_blocks_html ) {
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$is_interactive = static::is_interactive( $attributes, $inner_blocks );
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$colors = block_core_navigation_build_css_colors( $attributes );
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$modal_unique_id = wp_unique_id( 'modal-' );
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$responsive_container_classes = array(
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'wp-block-navigation__responsive-container',
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implode( ' ', $colors['overlay_css_classes'] ),
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);
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$open_button_classes = array(
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'wp-block-navigation__responsive-container-open',
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);
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$should_display_icon_label = isset( $attributes['hasIcon'] ) && true === $attributes['hasIcon'];
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$toggle_button_icon = '<svg width="24" height="24" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" focusable="false"><rect x="4" y="7.5" width="16" height="1.5" /><rect x="4" y="15" width="16" height="1.5" /></svg>';
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if ( isset( $attributes['icon'] ) ) {
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if ( 'menu' === $attributes['icon'] ) {
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$toggle_button_icon = '<svg width="24" height="24" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M5 5v1.5h14V5H5zm0 7.8h14v-1.5H5v1.5zM5 19h14v-1.5H5V19z" /></svg>';
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}
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}
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$toggle_button_content = $should_display_icon_label ? $toggle_button_icon : __( 'Menu' );
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$toggle_close_button_icon = '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="24" height="24" aria-hidden="true" focusable="false"><path d="M13 11.8l6.1-6.3-1-1-6.1 6.2-6.1-6.2-1 1 6.1 6.3-6.5 6.7 1 1 6.5-6.6 6.5 6.6 1-1z"></path></svg>';
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$toggle_close_button_content = $should_display_icon_label ? $toggle_close_button_icon : __( 'Close' );
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$toggle_aria_label_open = $should_display_icon_label ? 'aria-label="' . __( 'Open menu' ) . '"' : ''; // Open button label.
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$toggle_aria_label_close = $should_display_icon_label ? 'aria-label="' . __( 'Close menu' ) . '"' : ''; // Close button label.
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// Add Interactivity API directives to the markup if needed.
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$open_button_directives = '';
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$responsive_container_directives = '';
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$responsive_dialog_directives = '';
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$close_button_directives = '';
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if ( $is_interactive ) {
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$open_button_directives = '
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data-wp-on--click="actions.openMenuOnClick"
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data-wp-on--keydown="actions.handleMenuKeydown"
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';
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$responsive_container_directives = '
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data-wp-class--has-modal-open="state.isMenuOpen"
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data-wp-class--is-menu-open="state.isMenuOpen"
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data-wp-watch="callbacks.initMenu"
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data-wp-on--keydown="actions.handleMenuKeydown"
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data-wp-on--focusout="actions.handleMenuFocusout"
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tabindex="-1"
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';
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$responsive_dialog_directives = '
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data-wp-bind--aria-modal="state.ariaModal"
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data-wp-bind--aria-label="state.ariaLabel"
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data-wp-bind--role="state.roleAttribute"
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';
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$close_button_directives = '
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data-wp-on--click="actions.closeMenuOnClick"
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';
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$responsive_container_content_directives = '
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data-wp-watch="callbacks.focusFirstElement"
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';
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}
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return sprintf(
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'<button aria-haspopup="dialog" %3$s class="%6$s" %10$s>%8$s</button>
|
|
<div class="%5$s" style="%7$s" id="%1$s" %11$s>
|
|
<div class="wp-block-navigation__responsive-close" tabindex="-1">
|
|
<div class="wp-block-navigation__responsive-dialog" %12$s>
|
|
<button %4$s class="wp-block-navigation__responsive-container-close" %13$s>%9$s</button>
|
|
<div class="wp-block-navigation__responsive-container-content" %14$s id="%1$s-content">
|
|
%2$s
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>',
|
|
esc_attr( $modal_unique_id ),
|
|
$inner_blocks_html,
|
|
$toggle_aria_label_open,
|
|
$toggle_aria_label_close,
|
|
esc_attr( implode( ' ', $responsive_container_classes ) ),
|
|
esc_attr( implode( ' ', $open_button_classes ) ),
|
|
esc_attr( safecss_filter_attr( $colors['overlay_inline_styles'] ) ),
|
|
$toggle_button_content,
|
|
$toggle_close_button_content,
|
|
$open_button_directives,
|
|
$responsive_container_directives,
|
|
$responsive_dialog_directives,
|
|
$close_button_directives,
|
|
$responsive_container_content_directives
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Get the wrapper attributes
|
|
*
|
|
* @param array $attributes The block attributes.
|
|
* @param WP_Block_List $inner_blocks A list of inner blocks.
|
|
* @return string Returns the navigation block markup.
|
|
*/
|
|
private static function get_nav_wrapper_attributes( $attributes, $inner_blocks ) {
|
|
$nav_menu_name = static::get_unique_navigation_name( $attributes );
|
|
$is_interactive = static::is_interactive( $attributes, $inner_blocks );
|
|
$is_responsive_menu = static::is_responsive( $attributes );
|
|
$style = static::get_styles( $attributes );
|
|
$class = static::get_classes( $attributes );
|
|
$wrapper_attributes = get_block_wrapper_attributes(
|
|
array(
|
|
'class' => $class,
|
|
'style' => $style,
|
|
'aria-label' => $nav_menu_name,
|
|
)
|
|
);
|
|
|
|
if ( $is_responsive_menu ) {
|
|
$nav_element_directives = static::get_nav_element_directives( $is_interactive, $attributes );
|
|
$wrapper_attributes .= ' ' . $nav_element_directives;
|
|
}
|
|
|
|
return $wrapper_attributes;
|
|
}
|
|
|
|
/**
|
|
* Gets the nav element directives.
|
|
*
|
|
* @param bool $is_interactive Whether the block is interactive.
|
|
* @param array $attributes The block attributes.
|
|
* @return string the directives for the navigation element.
|
|
*/
|
|
private static function get_nav_element_directives( $is_interactive, $attributes ) {
|
|
if ( ! $is_interactive ) {
|
|
return '';
|
|
}
|
|
// When adding to this array be mindful of security concerns.
|
|
$nav_element_context = wp_json_encode(
|
|
array(
|
|
'overlayOpenedBy' => array(),
|
|
'type' => 'overlay',
|
|
'roleAttribute' => '',
|
|
'ariaLabel' => __( 'Menu' ),
|
|
),
|
|
JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_AMP
|
|
);
|
|
$nav_element_directives = '
|
|
data-wp-interactive=\'{"namespace":"core/navigation"}\'
|
|
data-wp-context=\'' . $nav_element_context . '\'
|
|
';
|
|
|
|
/*
|
|
* When the navigation's 'overlayMenu' attribute is set to 'always', JavaScript
|
|
* is not needed for collapsing the menu because the class is set manually.
|
|
*/
|
|
if ( ! static::is_always_overlay( $attributes ) ) {
|
|
$nav_element_directives .= 'data-wp-init="callbacks.initNav"';
|
|
$nav_element_directives .= ' '; // space separator
|
|
$nav_element_directives .= 'data-wp-class--is-collapsed="context.isCollapsed"';
|
|
}
|
|
|
|
return $nav_element_directives;
|
|
}
|
|
|
|
/**
|
|
* Handle view script module loading.
|
|
*
|
|
* @param array $attributes The block attributes.
|
|
* @param WP_Block $block The parsed block.
|
|
* @param WP_Block_List $inner_blocks The list of inner blocks.
|
|
*/
|
|
private static function handle_view_script_module_loading( $attributes, $block, $inner_blocks ) {
|
|
if ( static::is_interactive( $attributes, $inner_blocks ) ) {
|
|
wp_enqueue_script_module( '@wordpress/block-library/navigation' );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the markup for the navigation block.
|
|
*
|
|
* @param array $attributes The block attributes.
|
|
* @param WP_Block_List $inner_blocks The list of inner blocks.
|
|
* @return string Returns the navigation wrapper markup.
|
|
*/
|
|
private static function get_wrapper_markup( $attributes, $inner_blocks ) {
|
|
$inner_blocks_html = static::get_inner_blocks_html( $attributes, $inner_blocks );
|
|
if ( static::is_responsive( $attributes ) ) {
|
|
return static::get_responsive_container_markup( $attributes, $inner_blocks, $inner_blocks_html );
|
|
}
|
|
return $inner_blocks_html;
|
|
}
|
|
|
|
/**
|
|
* Returns a unique name for the navigation.
|
|
*
|
|
* @param array $attributes The block attributes.
|
|
* @return string Returns a unique name for the navigation.
|
|
*/
|
|
private static function get_unique_navigation_name( $attributes ) {
|
|
$nav_menu_name = static::get_navigation_name( $attributes );
|
|
|
|
// If the menu name has been used previously then append an ID
|
|
// to the name to ensure uniqueness across a given post.
|
|
if ( isset( static::$seen_menu_names[ $nav_menu_name ] ) && static::$seen_menu_names[ $nav_menu_name ] > 1 ) {
|
|
$count = static::$seen_menu_names[ $nav_menu_name ];
|
|
$nav_menu_name = $nav_menu_name . ' ' . ( $count );
|
|
}
|
|
|
|
return $nav_menu_name;
|
|
}
|
|
|
|
/**
|
|
* Renders the navigation block.
|
|
*
|
|
* @param array $attributes The block attributes.
|
|
* @param string $content The saved content.
|
|
* @param WP_Block $block The parsed block.
|
|
* @return string Returns the navigation block markup.
|
|
*/
|
|
public static function render( $attributes, $content, $block ) {
|
|
/**
|
|
* Deprecated:
|
|
* The rgbTextColor and rgbBackgroundColor attributes
|
|
* have been deprecated in favor of
|
|
* customTextColor and customBackgroundColor ones.
|
|
* Move the values from old attrs to the new ones.
|
|
*/
|
|
if ( isset( $attributes['rgbTextColor'] ) && empty( $attributes['textColor'] ) ) {
|
|
$attributes['customTextColor'] = $attributes['rgbTextColor'];
|
|
}
|
|
|
|
if ( isset( $attributes['rgbBackgroundColor'] ) && empty( $attributes['backgroundColor'] ) ) {
|
|
$attributes['customBackgroundColor'] = $attributes['rgbBackgroundColor'];
|
|
}
|
|
|
|
unset( $attributes['rgbTextColor'], $attributes['rgbBackgroundColor'] );
|
|
|
|
$inner_blocks = static::get_inner_blocks( $attributes, $block );
|
|
// Prevent navigation blocks referencing themselves from rendering.
|
|
if ( block_core_navigation_block_contains_core_navigation( $inner_blocks ) ) {
|
|
return '';
|
|
}
|
|
|
|
static::handle_view_script_module_loading( $attributes, $block, $inner_blocks );
|
|
|
|
return sprintf(
|
|
'<nav %1$s>%2$s</nav>',
|
|
static::get_nav_wrapper_attributes( $attributes, $inner_blocks ),
|
|
static::get_wrapper_markup( $attributes, $inner_blocks )
|
|
);
|
|
}
|
|
}
|
|
|
|
// These functions are used for the __unstableLocation feature and only active
|
|
// when the gutenberg plugin is active.
|
|
if ( defined( 'IS_GUTENBERG_PLUGIN' ) && IS_GUTENBERG_PLUGIN ) {
|
|
/**
|
|
* Returns the menu items for a WordPress menu location.
|
|
*
|
|
* @param string $location The menu location.
|
|
* @return array Menu items for the location.
|
|
*/
|
|
function block_core_navigation_get_menu_items_at_location( $location ) {
|
|
if ( empty( $location ) ) {
|
|
return;
|
|
}
|
|
|
|
// Build menu data. The following approximates the code in
|
|
// `wp_nav_menu()` and `gutenberg_output_block_nav_menu`.
|
|
|
|
// Find the location in the list of locations, returning early if the
|
|
// location can't be found.
|
|
$locations = get_nav_menu_locations();
|
|
if ( ! isset( $locations[ $location ] ) ) {
|
|
return;
|
|
}
|
|
|
|
// Get the menu from the location, returning early if there is no
|
|
// menu or there was an error.
|
|
$menu = wp_get_nav_menu_object( $locations[ $location ] );
|
|
if ( ! $menu || is_wp_error( $menu ) ) {
|
|
return;
|
|
}
|
|
|
|
$menu_items = wp_get_nav_menu_items( $menu->term_id, array( 'update_post_term_cache' => false ) );
|
|
_wp_menu_item_classes_by_context( $menu_items );
|
|
|
|
return $menu_items;
|
|
}
|
|
|
|
|
|
/**
|
|
* Sorts a standard array of menu items into a nested structure keyed by the
|
|
* id of the parent menu.
|
|
*
|
|
* @param array $menu_items Menu items to sort.
|
|
* @return array An array keyed by the id of the parent menu where each element
|
|
* is an array of menu items that belong to that parent.
|
|
*/
|
|
function block_core_navigation_sort_menu_items_by_parent_id( $menu_items ) {
|
|
$sorted_menu_items = array();
|
|
foreach ( (array) $menu_items as $menu_item ) {
|
|
$sorted_menu_items[ $menu_item->menu_order ] = $menu_item;
|
|
}
|
|
unset( $menu_items, $menu_item );
|
|
|
|
$menu_items_by_parent_id = array();
|
|
foreach ( $sorted_menu_items as $menu_item ) {
|
|
$menu_items_by_parent_id[ $menu_item->menu_item_parent ][] = $menu_item;
|
|
}
|
|
|
|
return $menu_items_by_parent_id;
|
|
}
|
|
|
|
/**
|
|
* Gets the inner blocks for the navigation block from the unstable location attribute.
|
|
*
|
|
* @param array $attributes The block attributes.
|
|
* @return WP_Block_List Returns the inner blocks for the navigation block.
|
|
*/
|
|
function block_core_navigation_get_inner_blocks_from_unstable_location( $attributes ) {
|
|
$menu_items = block_core_navigation_get_menu_items_at_location( $attributes['__unstableLocation'] );
|
|
if ( empty( $menu_items ) ) {
|
|
return new WP_Block_List( array(), $attributes );
|
|
}
|
|
|
|
$menu_items_by_parent_id = block_core_navigation_sort_menu_items_by_parent_id( $menu_items );
|
|
$parsed_blocks = block_core_navigation_parse_blocks_from_menu_items( $menu_items_by_parent_id[0], $menu_items_by_parent_id );
|
|
return new WP_Block_List( $parsed_blocks, $attributes );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add Interactivity API directives to the navigation-submenu and page-list
|
|
* blocks markup using the Tag Processor.
|
|
*
|
|
* @param WP_HTML_Tag_Processor $tags Markup of the navigation block.
|
|
* @param array $block_attributes Block attributes.
|
|
*
|
|
* @return string Submenu markup with the directives injected.
|
|
*/
|
|
function block_core_navigation_add_directives_to_submenu( $tags, $block_attributes ) {
|
|
while ( $tags->next_tag(
|
|
array(
|
|
'tag_name' => 'LI',
|
|
'class_name' => 'has-child',
|
|
)
|
|
) ) {
|
|
// Add directives to the parent `<li>`.
|
|
$tags->set_attribute( 'data-wp-interactive', '{ "namespace": "core/navigation" }' );
|
|
$tags->set_attribute( 'data-wp-context', '{ "submenuOpenedBy": {}, "type": "submenu" }' );
|
|
$tags->set_attribute( 'data-wp-watch', 'callbacks.initMenu' );
|
|
$tags->set_attribute( 'data-wp-on--focusout', 'actions.handleMenuFocusout' );
|
|
$tags->set_attribute( 'data-wp-on--keydown', 'actions.handleMenuKeydown' );
|
|
|
|
// This is a fix for Safari. Without it, Safari doesn't change the active
|
|
// element when the user clicks on a button. It can be removed once we add
|
|
// an overlay to capture the clicks, instead of relying on the focusout
|
|
// event.
|
|
$tags->set_attribute( 'tabindex', '-1' );
|
|
|
|
if ( ! isset( $block_attributes['openSubmenusOnClick'] ) || false === $block_attributes['openSubmenusOnClick'] ) {
|
|
$tags->set_attribute( 'data-wp-on--mouseenter', 'actions.openMenuOnHover' );
|
|
$tags->set_attribute( 'data-wp-on--mouseleave', 'actions.closeMenuOnHover' );
|
|
}
|
|
|
|
// Add directives to the toggle submenu button.
|
|
if ( $tags->next_tag(
|
|
array(
|
|
'tag_name' => 'BUTTON',
|
|
'class_name' => 'wp-block-navigation-submenu__toggle',
|
|
)
|
|
) ) {
|
|
$tags->set_attribute( 'data-wp-on--click', 'actions.toggleMenuOnClick' );
|
|
$tags->set_attribute( 'data-wp-bind--aria-expanded', 'state.isMenuOpen' );
|
|
// The `aria-expanded` attribute for SSR is already added in the submenu block.
|
|
}
|
|
// Add directives to the submenu.
|
|
if ( $tags->next_tag(
|
|
array(
|
|
'tag_name' => 'UL',
|
|
'class_name' => 'wp-block-navigation__submenu-container',
|
|
)
|
|
) ) {
|
|
$tags->set_attribute( 'data-wp-on--focus', 'actions.openMenuOnFocus' );
|
|
}
|
|
|
|
// Iterate through subitems if exist.
|
|
block_core_navigation_add_directives_to_submenu( $tags, $block_attributes );
|
|
}
|
|
return $tags->get_updated_html();
|
|
}
|
|
|
|
/**
|
|
* Build an array with CSS classes and inline styles defining the colors
|
|
* which will be applied to the navigation markup in the front-end.
|
|
*
|
|
* @param array $attributes Navigation block attributes.
|
|
*
|
|
* @return array Colors CSS classes and inline styles.
|
|
*/
|
|
function block_core_navigation_build_css_colors( $attributes ) {
|
|
$colors = array(
|
|
'css_classes' => array(),
|
|
'inline_styles' => '',
|
|
'overlay_css_classes' => array(),
|
|
'overlay_inline_styles' => '',
|
|
);
|
|
|
|
// Text color.
|
|
$has_named_text_color = array_key_exists( 'textColor', $attributes );
|
|
$has_custom_text_color = array_key_exists( 'customTextColor', $attributes );
|
|
|
|
// If has text color.
|
|
if ( $has_custom_text_color || $has_named_text_color ) {
|
|
// Add has-text-color class.
|
|
$colors['css_classes'][] = 'has-text-color';
|
|
}
|
|
|
|
if ( $has_named_text_color ) {
|
|
// Add the color class.
|
|
$colors['css_classes'][] = sprintf( 'has-%s-color', $attributes['textColor'] );
|
|
} elseif ( $has_custom_text_color ) {
|
|
// Add the custom color inline style.
|
|
$colors['inline_styles'] .= sprintf( 'color: %s;', $attributes['customTextColor'] );
|
|
}
|
|
|
|
// Background color.
|
|
$has_named_background_color = array_key_exists( 'backgroundColor', $attributes );
|
|
$has_custom_background_color = array_key_exists( 'customBackgroundColor', $attributes );
|
|
|
|
// If has background color.
|
|
if ( $has_custom_background_color || $has_named_background_color ) {
|
|
// Add has-background class.
|
|
$colors['css_classes'][] = 'has-background';
|
|
}
|
|
|
|
if ( $has_named_background_color ) {
|
|
// Add the background-color class.
|
|
$colors['css_classes'][] = sprintf( 'has-%s-background-color', $attributes['backgroundColor'] );
|
|
} elseif ( $has_custom_background_color ) {
|
|
// Add the custom background-color inline style.
|
|
$colors['inline_styles'] .= sprintf( 'background-color: %s;', $attributes['customBackgroundColor'] );
|
|
}
|
|
|
|
// Overlay text color.
|
|
$has_named_overlay_text_color = array_key_exists( 'overlayTextColor', $attributes );
|
|
$has_custom_overlay_text_color = array_key_exists( 'customOverlayTextColor', $attributes );
|
|
|
|
// If has overlay text color.
|
|
if ( $has_custom_overlay_text_color || $has_named_overlay_text_color ) {
|
|
// Add has-text-color class.
|
|
$colors['overlay_css_classes'][] = 'has-text-color';
|
|
}
|
|
|
|
if ( $has_named_overlay_text_color ) {
|
|
// Add the overlay color class.
|
|
$colors['overlay_css_classes'][] = sprintf( 'has-%s-color', $attributes['overlayTextColor'] );
|
|
} elseif ( $has_custom_overlay_text_color ) {
|
|
// Add the custom overlay color inline style.
|
|
$colors['overlay_inline_styles'] .= sprintf( 'color: %s;', $attributes['customOverlayTextColor'] );
|
|
}
|
|
|
|
// Overlay background color.
|
|
$has_named_overlay_background_color = array_key_exists( 'overlayBackgroundColor', $attributes );
|
|
$has_custom_overlay_background_color = array_key_exists( 'customOverlayBackgroundColor', $attributes );
|
|
|
|
// If has overlay background color.
|
|
if ( $has_custom_overlay_background_color || $has_named_overlay_background_color ) {
|
|
// Add has-background class.
|
|
$colors['overlay_css_classes'][] = 'has-background';
|
|
}
|
|
|
|
if ( $has_named_overlay_background_color ) {
|
|
// Add the overlay background-color class.
|
|
$colors['overlay_css_classes'][] = sprintf( 'has-%s-background-color', $attributes['overlayBackgroundColor'] );
|
|
} elseif ( $has_custom_overlay_background_color ) {
|
|
// Add the custom overlay background-color inline style.
|
|
$colors['overlay_inline_styles'] .= sprintf( 'background-color: %s;', $attributes['customOverlayBackgroundColor'] );
|
|
}
|
|
|
|
return $colors;
|
|
}
|
|
|
|
/**
|
|
* Build an array with CSS classes and inline styles defining the font sizes
|
|
* which will be applied to the navigation markup in the front-end.
|
|
*
|
|
* @param array $attributes Navigation block attributes.
|
|
*
|
|
* @return array Font size CSS classes and inline styles.
|
|
*/
|
|
function block_core_navigation_build_css_font_sizes( $attributes ) {
|
|
// CSS classes.
|
|
$font_sizes = array(
|
|
'css_classes' => array(),
|
|
'inline_styles' => '',
|
|
);
|
|
|
|
$has_named_font_size = array_key_exists( 'fontSize', $attributes );
|
|
$has_custom_font_size = array_key_exists( 'customFontSize', $attributes );
|
|
|
|
if ( $has_named_font_size ) {
|
|
// Add the font size class.
|
|
$font_sizes['css_classes'][] = sprintf( 'has-%s-font-size', $attributes['fontSize'] );
|
|
} elseif ( $has_custom_font_size ) {
|
|
// Add the custom font size inline style.
|
|
$font_sizes['inline_styles'] = sprintf( 'font-size: %spx;', $attributes['customFontSize'] );
|
|
}
|
|
|
|
return $font_sizes;
|
|
}
|
|
|
|
/**
|
|
* Returns the top-level submenu SVG chevron icon.
|
|
*
|
|
* @return string
|
|
*/
|
|
function block_core_navigation_render_submenu_icon() {
|
|
return '<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12" fill="none" aria-hidden="true" focusable="false"><path d="M1.50002 4L6.00002 8L10.5 4" stroke-width="1.5"></path></svg>';
|
|
}
|
|
|
|
/**
|
|
* Filter out empty "null" blocks from the block list.
|
|
* 'parse_blocks' includes a null block with '\n\n' as the content when
|
|
* it encounters whitespace. This is not a bug but rather how the parser
|
|
* is designed.
|
|
*
|
|
* @param array $parsed_blocks the parsed blocks to be normalized.
|
|
* @return array the normalized parsed blocks.
|
|
*/
|
|
function block_core_navigation_filter_out_empty_blocks( $parsed_blocks ) {
|
|
$filtered = array_filter(
|
|
$parsed_blocks,
|
|
static function ( $block ) {
|
|
return isset( $block['blockName'] );
|
|
}
|
|
);
|
|
|
|
// Reset keys.
|
|
return array_values( $filtered );
|
|
}
|
|
|
|
/**
|
|
* Returns true if the navigation block contains a nested navigation block.
|
|
*
|
|
* @param WP_Block_List $inner_blocks Inner block instance to be normalized.
|
|
* @return bool true if the navigation block contains a nested navigation block.
|
|
*/
|
|
function block_core_navigation_block_contains_core_navigation( $inner_blocks ) {
|
|
foreach ( $inner_blocks as $block ) {
|
|
if ( 'core/navigation' === $block->name ) {
|
|
return true;
|
|
}
|
|
if ( $block->inner_blocks && block_core_navigation_block_contains_core_navigation( $block->inner_blocks ) ) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the appropriate fallback to be used on the front of the
|
|
* site when there is no menu assigned to the Nav block.
|
|
*
|
|
* This aims to mirror how the fallback mechanic for wp_nav_menu works.
|
|
* See https://developer.wordpress.org/reference/functions/wp_nav_menu/#more-information.
|
|
*
|
|
* @return array the array of blocks to be used as a fallback.
|
|
*/
|
|
function block_core_navigation_get_fallback_blocks() {
|
|
$page_list_fallback = array(
|
|
array(
|
|
'blockName' => 'core/page-list',
|
|
),
|
|
);
|
|
|
|
$registry = WP_Block_Type_Registry::get_instance();
|
|
|
|
// If `core/page-list` is not registered then return empty blocks.
|
|
$fallback_blocks = $registry->is_registered( 'core/page-list' ) ? $page_list_fallback : array();
|
|
|
|
if ( class_exists( 'WP_Navigation_Fallback' ) ) {
|
|
$navigation_post = WP_Navigation_Fallback::get_fallback();
|
|
} else {
|
|
$navigation_post = Gutenberg_Navigation_Fallback::get_fallback();
|
|
}
|
|
|
|
// Use the first non-empty Navigation as fallback if available.
|
|
if ( $navigation_post ) {
|
|
$parsed_blocks = parse_blocks( $navigation_post->post_content );
|
|
$maybe_fallback = block_core_navigation_filter_out_empty_blocks( $parsed_blocks );
|
|
|
|
// Normalizing blocks may result in an empty array of blocks if they were all `null` blocks.
|
|
// In this case default to the (Page List) fallback.
|
|
$fallback_blocks = ! empty( $maybe_fallback ) ? $maybe_fallback : $fallback_blocks;
|
|
|
|
if ( function_exists( 'get_hooked_block_markup' ) ) {
|
|
// Run Block Hooks algorithm to inject hooked blocks.
|
|
// We have to run it here because we need the post ID of the Navigation block to track ignored hooked blocks.
|
|
$markup = block_core_navigation_insert_hooked_blocks( $fallback_blocks, $navigation_post );
|
|
$blocks = parse_blocks( $markup );
|
|
|
|
if ( isset( $blocks[0]['innerBlocks'] ) ) {
|
|
$fallback_blocks = $blocks[0]['innerBlocks'];
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Filters the fallback experience for the Navigation block.
|
|
*
|
|
* Returning a falsey value will opt out of the fallback and cause the block not to render.
|
|
* To customise the blocks provided return an array of blocks - these should be valid
|
|
* children of the `core/navigation` block.
|
|
*
|
|
* @since 5.9.0
|
|
*
|
|
* @param array[] $fallback_blocks default fallback blocks provided by the default block mechanic.
|
|
*/
|
|
return apply_filters( 'block_core_navigation_render_fallback', $fallback_blocks );
|
|
}
|
|
|
|
/**
|
|
* Iterate through all inner blocks recursively and get navigation link block's post IDs.
|
|
*
|
|
* @param WP_Block_List $inner_blocks Block list class instance.
|
|
*
|
|
* @return array Array of post IDs.
|
|
*/
|
|
function block_core_navigation_get_post_ids( $inner_blocks ) {
|
|
$post_ids = array_map( 'block_core_navigation_from_block_get_post_ids', iterator_to_array( $inner_blocks ) );
|
|
return array_unique( array_merge( ...$post_ids ) );
|
|
}
|
|
|
|
/**
|
|
* Get post IDs from a navigation link block instance.
|
|
*
|
|
* @param WP_Block $block Instance of a block.
|
|
*
|
|
* @return array Array of post IDs.
|
|
*/
|
|
function block_core_navigation_from_block_get_post_ids( $block ) {
|
|
$post_ids = array();
|
|
|
|
if ( $block->inner_blocks ) {
|
|
$post_ids = block_core_navigation_get_post_ids( $block->inner_blocks );
|
|
}
|
|
|
|
if ( 'core/navigation-link' === $block->name || 'core/navigation-submenu' === $block->name ) {
|
|
if ( $block->attributes && isset( $block->attributes['kind'] ) && 'post-type' === $block->attributes['kind'] && isset( $block->attributes['id'] ) ) {
|
|
$post_ids[] = $block->attributes['id'];
|
|
}
|
|
}
|
|
|
|
return $post_ids;
|
|
}
|
|
|
|
/**
|
|
* Renders the `core/navigation` block on server.
|
|
*
|
|
* @param array $attributes The block attributes.
|
|
* @param string $content The saved content.
|
|
* @param WP_Block $block The parsed block.
|
|
*
|
|
* @return string Returns the navigation block markup.
|
|
*/
|
|
function render_block_core_navigation( $attributes, $content, $block ) {
|
|
return WP_Navigation_Block_Renderer::render( $attributes, $content, $block );
|
|
}
|
|
|
|
/**
|
|
* Register the navigation block.
|
|
*
|
|
* @uses render_block_core_navigation()
|
|
* @throws WP_Error An WP_Error exception parsing the block definition.
|
|
*/
|
|
function register_block_core_navigation() {
|
|
register_block_type_from_metadata(
|
|
__DIR__ . '/navigation',
|
|
array(
|
|
'render_callback' => 'render_block_core_navigation',
|
|
)
|
|
);
|
|
|
|
wp_register_script_module(
|
|
'@wordpress/block-library/navigation',
|
|
defined( 'IS_GUTENBERG_PLUGIN' ) && IS_GUTENBERG_PLUGIN ? gutenberg_url( '/build/interactivity/navigation.min.js' ) : includes_url( 'blocks/navigation/view.min.js' ),
|
|
array( '@wordpress/interactivity' ),
|
|
defined( 'GUTENBERG_VERSION' ) ? GUTENBERG_VERSION : get_bloginfo( 'version' )
|
|
);
|
|
}
|
|
|
|
add_action( 'init', 'register_block_core_navigation' );
|
|
|
|
/**
|
|
* Filter that changes the parsed attribute values of navigation blocks contain typographic presets to contain the values directly.
|
|
*
|
|
* @param array $parsed_block The block being rendered.
|
|
*
|
|
* @return array The block being rendered without typographic presets.
|
|
*/
|
|
function block_core_navigation_typographic_presets_backcompatibility( $parsed_block ) {
|
|
if ( 'core/navigation' === $parsed_block['blockName'] ) {
|
|
$attribute_to_prefix_map = array(
|
|
'fontStyle' => 'var:preset|font-style|',
|
|
'fontWeight' => 'var:preset|font-weight|',
|
|
'textDecoration' => 'var:preset|text-decoration|',
|
|
'textTransform' => 'var:preset|text-transform|',
|
|
);
|
|
foreach ( $attribute_to_prefix_map as $style_attribute => $prefix ) {
|
|
if ( ! empty( $parsed_block['attrs']['style']['typography'][ $style_attribute ] ) ) {
|
|
$prefix_len = strlen( $prefix );
|
|
$attribute_value = &$parsed_block['attrs']['style']['typography'][ $style_attribute ];
|
|
if ( 0 === strncmp( $attribute_value, $prefix, $prefix_len ) ) {
|
|
$attribute_value = substr( $attribute_value, $prefix_len );
|
|
}
|
|
if ( 'textDecoration' === $style_attribute && 'strikethrough' === $attribute_value ) {
|
|
$attribute_value = 'line-through';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $parsed_block;
|
|
}
|
|
|
|
add_filter( 'render_block_data', 'block_core_navigation_typographic_presets_backcompatibility' );
|
|
|
|
/**
|
|
* Turns menu item data into a nested array of parsed blocks
|
|
*
|
|
* @deprecated 6.3.0 Use WP_Navigation_Fallback::parse_blocks_from_menu_items() instead.
|
|
*
|
|
* @param array $menu_items An array of menu items that represent
|
|
* an individual level of a menu.
|
|
* @param array $menu_items_by_parent_id An array keyed by the id of the
|
|
* parent menu where each element is an
|
|
* array of menu items that belong to
|
|
* that parent.
|
|
* @return array An array of parsed block data.
|
|
*/
|
|
function block_core_navigation_parse_blocks_from_menu_items( $menu_items, $menu_items_by_parent_id ) {
|
|
|
|
_deprecated_function( __FUNCTION__, '6.3.0', 'WP_Navigation_Fallback::parse_blocks_from_menu_items' );
|
|
|
|
if ( empty( $menu_items ) ) {
|
|
return array();
|
|
}
|
|
|
|
$blocks = array();
|
|
|
|
foreach ( $menu_items as $menu_item ) {
|
|
$class_name = ! empty( $menu_item->classes ) ? implode( ' ', (array) $menu_item->classes ) : null;
|
|
$id = ( null !== $menu_item->object_id && 'custom' !== $menu_item->object ) ? $menu_item->object_id : null;
|
|
$opens_in_new_tab = null !== $menu_item->target && '_blank' === $menu_item->target;
|
|
$rel = ( null !== $menu_item->xfn && '' !== $menu_item->xfn ) ? $menu_item->xfn : null;
|
|
$kind = null !== $menu_item->type ? str_replace( '_', '-', $menu_item->type ) : 'custom';
|
|
|
|
$block = array(
|
|
'blockName' => isset( $menu_items_by_parent_id[ $menu_item->ID ] ) ? 'core/navigation-submenu' : 'core/navigation-link',
|
|
'attrs' => array(
|
|
'className' => $class_name,
|
|
'description' => $menu_item->description,
|
|
'id' => $id,
|
|
'kind' => $kind,
|
|
'label' => $menu_item->title,
|
|
'opensInNewTab' => $opens_in_new_tab,
|
|
'rel' => $rel,
|
|
'title' => $menu_item->attr_title,
|
|
'type' => $menu_item->object,
|
|
'url' => $menu_item->url,
|
|
),
|
|
);
|
|
|
|
$block['innerBlocks'] = isset( $menu_items_by_parent_id[ $menu_item->ID ] )
|
|
? block_core_navigation_parse_blocks_from_menu_items( $menu_items_by_parent_id[ $menu_item->ID ], $menu_items_by_parent_id )
|
|
: array();
|
|
$block['innerContent'] = array_map( 'serialize_block', $block['innerBlocks'] );
|
|
|
|
$blocks[] = $block;
|
|
}
|
|
|
|
return $blocks;
|
|
}
|
|
|
|
/**
|
|
* Get the classic navigation menu to use as a fallback.
|
|
*
|
|
* @deprecated 6.3.0 Use WP_Navigation_Fallback::get_classic_menu_fallback() instead.
|
|
*
|
|
* @return object WP_Term The classic navigation.
|
|
*/
|
|
function block_core_navigation_get_classic_menu_fallback() {
|
|
|
|
_deprecated_function( __FUNCTION__, '6.3.0', 'WP_Navigation_Fallback::get_classic_menu_fallback' );
|
|
|
|
$classic_nav_menus = wp_get_nav_menus();
|
|
|
|
// If menus exist.
|
|
if ( $classic_nav_menus && ! is_wp_error( $classic_nav_menus ) ) {
|
|
// Handles simple use case where user has a classic menu and switches to a block theme.
|
|
|
|
// Returns the menu assigned to location `primary`.
|
|
$locations = get_nav_menu_locations();
|
|
if ( isset( $locations['primary'] ) ) {
|
|
$primary_menu = wp_get_nav_menu_object( $locations['primary'] );
|
|
if ( $primary_menu ) {
|
|
return $primary_menu;
|
|
}
|
|
}
|
|
|
|
// Returns a menu if `primary` is its slug.
|
|
foreach ( $classic_nav_menus as $classic_nav_menu ) {
|
|
if ( 'primary' === $classic_nav_menu->slug ) {
|
|
return $classic_nav_menu;
|
|
}
|
|
}
|
|
|
|
// Otherwise return the most recently created classic menu.
|
|
usort(
|
|
$classic_nav_menus,
|
|
static function ( $a, $b ) {
|
|
return $b->term_id - $a->term_id;
|
|
}
|
|
);
|
|
return $classic_nav_menus[0];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Converts a classic navigation to blocks.
|
|
*
|
|
* @deprecated 6.3.0 Use WP_Navigation_Fallback::get_classic_menu_fallback_blocks() instead.
|
|
*
|
|
* @param object $classic_nav_menu WP_Term The classic navigation object to convert.
|
|
* @return array the normalized parsed blocks.
|
|
*/
|
|
function block_core_navigation_get_classic_menu_fallback_blocks( $classic_nav_menu ) {
|
|
|
|
_deprecated_function( __FUNCTION__, '6.3.0', 'WP_Navigation_Fallback::get_classic_menu_fallback_blocks' );
|
|
|
|
// BEGIN: Code that already exists in wp_nav_menu().
|
|
$menu_items = wp_get_nav_menu_items( $classic_nav_menu->term_id, array( 'update_post_term_cache' => false ) );
|
|
|
|
// Set up the $menu_item variables.
|
|
_wp_menu_item_classes_by_context( $menu_items );
|
|
|
|
$sorted_menu_items = array();
|
|
foreach ( (array) $menu_items as $menu_item ) {
|
|
$sorted_menu_items[ $menu_item->menu_order ] = $menu_item;
|
|
}
|
|
|
|
unset( $menu_items, $menu_item );
|
|
|
|
// END: Code that already exists in wp_nav_menu().
|
|
|
|
$menu_items_by_parent_id = array();
|
|
foreach ( $sorted_menu_items as $menu_item ) {
|
|
$menu_items_by_parent_id[ $menu_item->menu_item_parent ][] = $menu_item;
|
|
}
|
|
|
|
$inner_blocks = block_core_navigation_parse_blocks_from_menu_items(
|
|
isset( $menu_items_by_parent_id[0] )
|
|
? $menu_items_by_parent_id[0]
|
|
: array(),
|
|
$menu_items_by_parent_id
|
|
);
|
|
|
|
return serialize_blocks( $inner_blocks );
|
|
}
|
|
|
|
/**
|
|
* If there's a classic menu then use it as a fallback.
|
|
*
|
|
* @deprecated 6.3.0 Use WP_Navigation_Fallback::create_classic_menu_fallback() instead.
|
|
*
|
|
* @return array the normalized parsed blocks.
|
|
*/
|
|
function block_core_navigation_maybe_use_classic_menu_fallback() {
|
|
|
|
_deprecated_function( __FUNCTION__, '6.3.0', 'WP_Navigation_Fallback::create_classic_menu_fallback' );
|
|
|
|
// See if we have a classic menu.
|
|
$classic_nav_menu = block_core_navigation_get_classic_menu_fallback();
|
|
|
|
if ( ! $classic_nav_menu ) {
|
|
return;
|
|
}
|
|
|
|
// If we have a classic menu then convert it to blocks.
|
|
$classic_nav_menu_blocks = block_core_navigation_get_classic_menu_fallback_blocks( $classic_nav_menu );
|
|
|
|
if ( empty( $classic_nav_menu_blocks ) ) {
|
|
return;
|
|
}
|
|
|
|
// Create a new navigation menu from the classic menu.
|
|
$wp_insert_post_result = wp_insert_post(
|
|
array(
|
|
'post_content' => $classic_nav_menu_blocks,
|
|
'post_title' => $classic_nav_menu->name,
|
|
'post_name' => $classic_nav_menu->slug,
|
|
'post_status' => 'publish',
|
|
'post_type' => 'wp_navigation',
|
|
),
|
|
true // So that we can check whether the result is an error.
|
|
);
|
|
|
|
if ( is_wp_error( $wp_insert_post_result ) ) {
|
|
return;
|
|
}
|
|
|
|
// Fetch the most recently published navigation which will be the classic one created above.
|
|
return block_core_navigation_get_most_recently_published_navigation();
|
|
}
|
|
|
|
/**
|
|
* Finds the most recently published `wp_navigation` Post.
|
|
*
|
|
* @deprecated 6.3.0 Use WP_Navigation_Fallback::get_most_recently_published_navigation() instead.
|
|
*
|
|
* @return WP_Post|null the first non-empty Navigation or null.
|
|
*/
|
|
function block_core_navigation_get_most_recently_published_navigation() {
|
|
|
|
_deprecated_function( __FUNCTION__, '6.3.0', 'WP_Navigation_Fallback::get_most_recently_published_navigation' );
|
|
|
|
// Default to the most recently created menu.
|
|
$parsed_args = array(
|
|
'post_type' => 'wp_navigation',
|
|
'no_found_rows' => true,
|
|
'update_post_meta_cache' => false,
|
|
'update_post_term_cache' => false,
|
|
'order' => 'DESC',
|
|
'orderby' => 'date',
|
|
'post_status' => 'publish',
|
|
'posts_per_page' => 1, // get only the most recent.
|
|
);
|
|
|
|
$navigation_post = new WP_Query( $parsed_args );
|
|
if ( count( $navigation_post->posts ) > 0 ) {
|
|
return $navigation_post->posts[0];
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Insert hooked blocks into a Navigation block.
|
|
*
|
|
* Given a Navigation block's inner blocks and its corresponding `wp_navigation` post object,
|
|
* this function inserts hooked blocks into it, and returns the serialized inner blocks in a
|
|
* mock Navigation block wrapper.
|
|
*
|
|
* If there are any hooked blocks that need to be inserted as the Navigation block's first or last
|
|
* children, the `wp_navigation` post's `_wp_ignored_hooked_blocks` meta is checked to see if any
|
|
* of those hooked blocks should be exempted from insertion.
|
|
*
|
|
* @param array $inner_blocks Parsed inner blocks of a Navigation block.
|
|
* @param WP_Post $post `wp_navigation` post object corresponding to the block.
|
|
* @return string Serialized inner blocks in mock Navigation block wrapper, with hooked blocks inserted, if any.
|
|
*/
|
|
function block_core_navigation_insert_hooked_blocks( $inner_blocks, $post ) {
|
|
$before_block_visitor = null;
|
|
$after_block_visitor = null;
|
|
$hooked_blocks = get_hooked_blocks();
|
|
$attributes = array();
|
|
|
|
if ( isset( $post->ID ) ) {
|
|
$ignored_hooked_blocks = get_post_meta( $post->ID, '_wp_ignored_hooked_blocks', true );
|
|
if ( ! empty( $ignored_hooked_blocks ) ) {
|
|
$ignored_hooked_blocks = json_decode( $ignored_hooked_blocks, true );
|
|
$attributes['metadata'] = array(
|
|
'ignoredHookedBlocks' => $ignored_hooked_blocks,
|
|
);
|
|
}
|
|
}
|
|
|
|
$mock_anchor_parent_block = array(
|
|
'blockName' => 'core/navigation',
|
|
'attrs' => $attributes,
|
|
'innerBlocks' => $inner_blocks,
|
|
'innerContent' => array_fill( 0, count( $inner_blocks ), null ),
|
|
);
|
|
$before_block_visitor = null;
|
|
$after_block_visitor = null;
|
|
|
|
if ( ! empty( $hooked_blocks ) || has_filter( 'hooked_block_types' ) ) {
|
|
$before_block_visitor = make_before_block_visitor( $hooked_blocks, $post );
|
|
$after_block_visitor = make_after_block_visitor( $hooked_blocks, $post );
|
|
}
|
|
|
|
return traverse_and_serialize_block( $mock_anchor_parent_block, $before_block_visitor, $after_block_visitor );
|
|
}
|
|
|
|
/**
|
|
* Updates the post meta with the list of ignored hooked blocks when the navigation is created or updated via the REST API.
|
|
*
|
|
* @param WP_Post $post Post object.
|
|
*/
|
|
function block_core_navigation_update_ignore_hooked_blocks_meta( $post ) {
|
|
// We run the Block Hooks mechanism so it will return the list of ignored hooked blocks
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// in the mock root Navigation block's metadata attribute.
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// We ignore the rest of the returned `$markup`; `$post->post_content` already has the hooked
|
|
// blocks inserted, whereas `$markup` will have them inserted twice.
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|
$blocks = parse_blocks( $post->post_content );
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|
$markup = block_core_navigation_insert_hooked_blocks( $blocks, $post );
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|
$root_nav_block = parse_blocks( $markup )[0];
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$ignored_hooked_blocks = isset( $root_nav_block['attrs']['metadata']['ignoredHookedBlocks'] )
|
|
? $root_nav_block['attrs']['metadata']['ignoredHookedBlocks']
|
|
: array();
|
|
|
|
if ( ! empty( $ignored_hooked_blocks ) ) {
|
|
$existing_ignored_hooked_blocks = get_post_meta( $post->ID, '_wp_ignored_hooked_blocks', true );
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|
if ( ! empty( $existing_ignored_hooked_blocks ) ) {
|
|
$existing_ignored_hooked_blocks = json_decode( $existing_ignored_hooked_blocks, true );
|
|
$ignored_hooked_blocks = array_unique( array_merge( $ignored_hooked_blocks, $existing_ignored_hooked_blocks ) );
|
|
}
|
|
update_post_meta( $post->ID, '_wp_ignored_hooked_blocks', json_encode( $ignored_hooked_blocks ) );
|
|
}
|
|
}
|
|
|
|
// Injection of hooked blocks into the Navigation block relies on some functions present in WP >= 6.5
|
|
// that are not present in Gutenberg's WP 6.5 compatibility layer.
|
|
if ( function_exists( 'get_hooked_block_markup' ) ) {
|
|
add_action( 'rest_insert_wp_navigation', 'block_core_navigation_update_ignore_hooked_blocks_meta', 10, 3 );
|
|
}
|
|
|
|
/**
|
|
* Hooks into the REST API response for the core/navigation block and adds the first and last inner blocks.
|
|
*
|
|
* @param WP_REST_Response $response The response object.
|
|
* @param WP_Post $post Post object.
|
|
* @param WP_REST_Request $request Request object.
|
|
* @return WP_REST_Response The response object.
|
|
*/
|
|
function block_core_navigation_insert_hooked_blocks_into_rest_response( $response, $post ) {
|
|
if ( ! isset( $response->data['content']['raw'] ) || ! isset( $response->data['content']['rendered'] ) ) {
|
|
return $response;
|
|
}
|
|
$parsed_blocks = parse_blocks( $response->data['content']['raw'] );
|
|
$content = block_core_navigation_insert_hooked_blocks( $parsed_blocks, $post );
|
|
|
|
// Remove mock Navigation block wrapper.
|
|
$start = strpos( $content, '-->' ) + strlen( '-->' );
|
|
$end = strrpos( $content, '<!--' );
|
|
$content = substr( $content, $start, $end - $start );
|
|
|
|
$response->data['content']['raw'] = $content;
|
|
$response->data['content']['rendered'] = apply_filters( 'the_content', $content );
|
|
|
|
return $response;
|
|
}
|
|
|
|
// Injection of hooked blocks into the Navigation block relies on some functions present in WP >= 6.5
|
|
// that are not present in Gutenberg's WP 6.5 compatibility layer.
|
|
if ( function_exists( 'get_hooked_block_markup' ) ) {
|
|
add_filter( 'rest_prepare_wp_navigation', 'block_core_navigation_insert_hooked_blocks_into_rest_response', 10, 3 );
|
|
}
|