Mini Shell

<?php
/**
 * Server-side rendering of the `core/navigation` block.
 *
 * @package WordPress
 */

// 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;
	}
}

/**
 * Turns menu item data into a nested array of parsed blocks
 *
 * @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 ) {
	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;
}

/**
 * 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>';
}

/**
 * Get the classic navigation menu to use as a fallback.
 *
 * @return object WP_Term The classic navigation.
 */
function block_core_navigation_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,
			function( $a, $b ) {
				return $b->term_id - $a->term_id;
			}
		);
		return $classic_nav_menus[0];
	}
}

/**
 * Converts a classic navigation to blocks.
 *
 * @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 ) {
	// 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 the classic menu then use it as a fallback.
 *
 * @return array the normalized parsed blocks.
 */
function block_core_navigation_maybe_use_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->slug,
			'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.
 *
 * @return WP_Post|null the first non-empty Navigation or null.
 */
function block_core_navigation_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;
}

/**
 * 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,
		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();

	// Default to a list of Pages.

	$navigation_post = block_core_navigation_get_most_recently_published_navigation();

	// If there are no navigation posts then try to find a classic menu
	// and convert it into a block based navigation menu.
	if ( ! $navigation_post ) {
		$navigation_post = block_core_navigation_maybe_use_classic_menu_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;
	}

	/**
	 * 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[] 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 post content with the legacy widget added.
 */
function render_block_core_navigation( $attributes, $content, $block ) {

	static $seen_menu_names = array();

	// Flag used to indicate whether the rendered output is considered to be
	// a fallback (i.e. the block has no menu associated with it).
	$is_fallback = false;

	$nav_menu_name = '';

	/**
	 * 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'] );

	/**
	 * This is for backwards compatibility after `isResponsive` attribute has been removed.
	 */
	$has_old_responsive_attribute = ! empty( $attributes['isResponsive'] ) && $attributes['isResponsive'];
	$is_responsive_menu           = isset( $attributes['overlayMenu'] ) && 'never' !== $attributes['overlayMenu'] || $has_old_responsive_attribute;
	$should_load_view_script      = ! wp_script_is( 'wp-block-navigation-view' ) && ( $is_responsive_menu || $attributes['openSubmenusOnClick'] || $attributes['showSubmenuIcon'] );
	if ( $should_load_view_script ) {
		wp_enqueue_script( 'wp-block-navigation-view' );
	}

	$should_load_modal_view_script = isset( $attributes['overlayMenu'] ) && 'never' !== $attributes['overlayMenu'];
	if ( $should_load_modal_view_script ) {
		wp_enqueue_script( 'wp-block-navigation-view-modal' );
	}

	$inner_blocks = $block->inner_blocks;

	// Ensure that blocks saved with the legacy ref attribute name (navigationMenuId) continue to render.
	if ( array_key_exists( 'navigationMenuId', $attributes ) ) {
		$attributes['ref'] = $attributes['navigationMenuId'];
	}

	// If:
	// - the gutenberg plugin is active
	// - `__unstableLocation` is defined
	// - we have menu items at the defined location
	// - we don't have a relationship to a `wp_navigation` Post (via `ref`).
	// ...then create inner blocks from the classic menu assigned to that location.
	if (
		defined( 'IS_GUTENBERG_PLUGIN' ) && IS_GUTENBERG_PLUGIN &&
		array_key_exists( '__unstableLocation', $attributes ) &&
		! array_key_exists( 'ref', $attributes ) &&
		! empty( block_core_navigation_get_menu_items_at_location( $attributes['__unstableLocation'] ) )
	) {
		$menu_items = block_core_navigation_get_menu_items_at_location( $attributes['__unstableLocation'] );
		if ( empty( $menu_items ) ) {
			return '';
		}

		$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 );
		$inner_blocks            = new WP_Block_List( $parsed_blocks, $attributes );
	}

	// Load inner blocks from the navigation post.
	if ( array_key_exists( 'ref', $attributes ) ) {
		$navigation_post = get_post( $attributes['ref'] );
		if ( ! isset( $navigation_post ) ) {
			return '';
		}

		// Only published posts are valid. If this is changed then a corresponding change
		// must also be implemented in `use-navigation-menu.js`.
		if ( 'publish' === $navigation_post->post_status ) {
			$nav_menu_name = $navigation_post->post_title;

			if ( isset( $seen_menu_names[ $nav_menu_name ] ) ) {
				++$seen_menu_names[ $nav_menu_name ];
			} else {
				$seen_menu_names[ $nav_menu_name ] = 1;
			}

			$parsed_blocks = parse_blocks( $navigation_post->post_content );

			// 'parse_blocks' includes a null block with '\n\n' as the content when
			// it encounters whitespace. This code strips it.
			$compacted_blocks = block_core_navigation_filter_out_empty_blocks( $parsed_blocks );

			// TODO - this uses the full navigation block attributes for the
			// context which could be refined.
			$inner_blocks = new WP_Block_List( $compacted_blocks, $attributes );
		}
	}

	// If there are no inner blocks then fallback to rendering an appropriate fallback.
	if ( empty( $inner_blocks ) ) {
		$is_fallback = true; // indicate we are rendering the fallback.

		$fallback_blocks = block_core_navigation_get_fallback_blocks();

		// Fallback my have been filtered so do basic test for validity.
		if ( empty( $fallback_blocks ) || ! is_array( $fallback_blocks ) ) {
			return '';
		}

		$inner_blocks = new WP_Block_List( $fallback_blocks, $attributes );
	}

	if ( block_core_navigation_block_contains_core_navigation( $inner_blocks ) ) {
		return '';
	}

	/**
	 * Filter navigation block $inner_blocks.
	 * Allows modification of a navigation block menu items.
	 *
	 * @since 6.1.0
	 *
	 * @param \WP_Block_List $inner_blocks
	 */
	$inner_blocks = apply_filters( 'block_core_navigation_render_inner_blocks', $inner_blocks );

	$layout_justification = array(
		'left'          => 'items-justified-left',
		'right'         => 'items-justified-right',
		'center'        => 'items-justified-center',
		'space-between' => 'items-justified-space-between',
	);

	// Restore legacy classnames for submenu positioning.
	$layout_class = '';
	if ( isset( $attributes['layout']['justifyContent'] ) ) {
		$layout_class .= $layout_justification[ $attributes['layout']['justifyContent'] ];
	}
	if ( isset( $attributes['layout']['orientation'] ) && 'vertical' === $attributes['layout']['orientation'] ) {
		$layout_class .= ' is-vertical';
	}

	if ( isset( $attributes['layout']['flexWrap'] ) && 'nowrap' === $attributes['layout']['flexWrap'] ) {
		$layout_class .= ' no-wrap';
	}

	// Manually add block support text decoration as CSS class.
	$text_decoration       = _wp_array_get( $attributes, array( 'style', 'typography', 'textDecoration' ), null );
	$text_decoration_class = sprintf( 'has-text-decoration-%s', $text_decoration );

	$colors     = block_core_navigation_build_css_colors( $attributes );
	$font_sizes = block_core_navigation_build_css_font_sizes( $attributes );
	$classes    = array_merge(
		$colors['css_classes'],
		$font_sizes['css_classes'],
		$is_responsive_menu ? array( 'is-responsive' ) : array(),
		$layout_class ? array( $layout_class ) : array(),
		$is_fallback ? array( 'is-fallback' ) : array(),
		$text_decoration ? array( $text_decoration_class ) : array()
	);

	$post_ids = block_core_navigation_get_post_ids( $inner_blocks );
	if ( $post_ids ) {
		_prime_post_caches( $post_ids, false, false );
	}

	$list_item_nav_blocks = array(
		'core/navigation-link',
		'core/home-link',
		'core/site-title',
		'core/site-logo',
		'core/navigation-submenu',
	);

	$needs_list_item_wrapper = array(
		'core/site-title',
		'core/site-logo',
	);

	$inner_blocks_html = '';
	$is_list_open      = false;
	foreach ( $inner_blocks as $inner_block ) {
		$is_list_item = in_array( $inner_block->name, $list_item_nav_blocks, true );

		if ( $is_list_item && ! $is_list_open ) {
			$is_list_open       = true;
			$inner_blocks_html .= '<ul class="wp-block-navigation__container">';
		}

		if ( ! $is_list_item && $is_list_open ) {
			$is_list_open       = false;
			$inner_blocks_html .= '</ul>';
		}

		$inner_block_content = $inner_block->render();
		if ( ! empty( $inner_block_content ) ) {
			if ( in_array( $inner_block->name, $needs_list_item_wrapper, true ) ) {
				$inner_blocks_html .= '<li class="wp-block-navigation-item">' . $inner_block_content . '</li>';
			} else {
				$inner_blocks_html .= $inner_block_content;
			}
		}
	}

	if ( $is_list_open ) {
		$inner_blocks_html .= '</ul>';
	}

	$block_styles = isset( $attributes['styles'] ) ? $attributes['styles'] : '';

	// If the menu name has been used previously then append an ID
	// to the name to ensure uniqueness across a given post.
	if ( isset( $seen_menu_names[ $nav_menu_name ] ) && $seen_menu_names[ $nav_menu_name ] > 1 ) {
		$count         = $seen_menu_names[ $nav_menu_name ];
		$nav_menu_name = $nav_menu_name . ' ' . ( $count );
	}

	$wrapper_attributes = get_block_wrapper_attributes(
		array(
			'class'      => implode( ' ', $classes ),
			'style'      => $block_styles . $colors['inline_styles'] . $font_sizes['inline_styles'],
			'aria-label' => $nav_menu_name,
		)
	);

	$modal_unique_id = wp_unique_id( 'modal-' );

	// Determine whether or not navigation elements should be wrapped in the markup required to make it responsive,
	// return early if they don't.
	if ( ! $is_responsive_menu ) {
		return sprintf(
			'<nav %1$s>%2$s</nav>',
			$wrapper_attributes,
			$inner_blocks_html
		);
	}

	$is_hidden_by_default = isset( $attributes['overlayMenu'] ) && 'always' === $attributes['overlayMenu'];

	$responsive_container_classes = array(
		'wp-block-navigation__responsive-container',
		$is_hidden_by_default ? 'hidden-by-default' : '',
		implode( ' ', $colors['overlay_css_classes'] ),
	);
	$open_button_classes          = array(
		'wp-block-navigation__responsive-container-open',
		$is_hidden_by_default ? 'always-shown' : '',
	);

	$should_display_icon_label = isset( $attributes['hasIcon'] ) && true === $attributes['hasIcon'];
	$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>';
	if ( isset( $attributes['icon'] ) ) {
		if ( 'menu' === $attributes['icon'] ) {
			$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>';
		}
	}
	$toggle_button_content       = $should_display_icon_label ? $toggle_button_icon : __( 'Menu' );
	$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>';
	$toggle_close_button_content = $should_display_icon_label ? $toggle_close_button_icon : __( 'Close' );
	$toggle_aria_label_open      = $should_display_icon_label ? 'aria-label="' . __( 'Open menu' ) . '"' : ''; // Open button label.
	$toggle_aria_label_close     = $should_display_icon_label ? 'aria-label="' . __( 'Close menu' ) . '"' : ''; // Close button label.

	$responsive_container_markup = sprintf(
		'<button aria-haspopup="true" %3$s class="%6$s" data-micromodal-trigger="%1$s">%9$s</button>
			<div class="%5$s" style="%7$s" id="%1$s">
				<div class="wp-block-navigation__responsive-close" tabindex="-1" data-micromodal-close>
					<div class="wp-block-navigation__responsive-dialog" aria-label="%8$s">
							<button %4$s data-micromodal-close class="wp-block-navigation__responsive-container-close">%10$s</button>
						<div class="wp-block-navigation__responsive-container-content" id="%1$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'] ) ),
		__( 'Menu' ),
		$toggle_button_content,
		$toggle_close_button_content
	);

	return sprintf(
		'<nav %1$s>%2$s</nav>',
		$wrapper_attributes,
		$responsive_container_markup
	);
}

/**
 * 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',
		)
	);
}

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' );

15 Best Hermes Birkin Dupes To Fall In Love With For 2025\n<\/p>\n

Genuine Hermes products come with high-quality packaging that exudes luxury and attention to detail. The box should be sturdy High Quality Replica Hermes Constance<\/a>, well-made, and have the Hermes logo and branding clearly printed on it. Pay close attention to the font, spacing, and overall quality of the printing. Replicas often have sloppy and inconsistent packaging, with misspellings or poorly printed logos. But I haven\u2019t been able to compare the authentic one side by side in the same color in real life, so it is difficult to be certain (-0.2). One downside is that their website only shows the Birkin and Kelly.\n<\/p>\n

As much as I love the Hermes mini Kelly, it just isn\u2019t in my budget to spend $8,000+ on a bag so I found the next best thing. The Walmart Birkin, which is listed as \u201cKAMUGO Genuine Leather Handbags Purse for Women,\u201d has blown up so much, in fact, that it appears to have sold out on Walmart\u2019s website. Walmart didn\u2019t immediately respond to Fortune\u2019s request for comment on whether the product was completely sold out or would be restocked. Pull all this together and what does it mean for someone hoping not to get stung?\n<\/p>\n

The signature should be seamlessly integrated into the design, not awkwardly placed. Digital technology has allowed for the mass-printing of intricate designs that were once the reserve of highly trained artisans. Prints that used to be silk screened by hand are now printed by computers Birkin Replica Hermes<\/a> Replica Hermes Constance<\/a>, and only the well trained eye can tell the difference. Your bag will come with a dust cover, and I highly recommend you utilize it when you\u2019re not out and about. It\u2019ll keep your new bag safe from changing temps and of course any grit that may accidentally end up on the leather, so don\u2019t forget, and you\u2019ll be grateful.\n<\/p>\n

One aspect of a bag that many counterfeits can\u2019t seem to replicate is the quality of the stitching. The stitching of an authentic Hermes bag showcases exceptional craftsmanship. Certain leather types and colors are only used in specific years, and you can tell if a Herm\u00e8s bag is genuine if the leather, color Replica Hermes<\/a>, and blind stamp coincide. Herm\u00e8s bags use genuine Replica Hermes Birkin<\/a>, high-quality leather High Quality Replica Hermes Constance<\/a>, which can come in different leather variants. Some Herm\u00e8s bags are made with calf and buffalo leather Replica Hermes Constance<\/a> High Quality Replica Hermes Constance<\/a>, while the more exotic pieces are designed using crocodile, alligator, and ostrich leather.\n<\/p>\n

With various colors to choose from, you can find the perfect flat sandals for all your favorite outfits. The Drop brand Monika Flat H-Band Sandal is one of the best Hermes sandals dupes. Sign up to our newsletter for unique offers and the latest news on products, rides and events.<\/p>\n","protected":false},"excerpt":{"rendered":"

15 Best Hermes Birkin Dupes To Fall In Love With For 2025 Genuine Hermes products come with high-quality packaging that exudes luxury and attention to detail. The box should be sturdy High Quality Replica Hermes Constance, well-made, and have the Hermes logo and branding clearly printed on it. Pay close attention to the font, spacing,…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/posts\/595"}],"collection":[{"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/comments?post=595"}],"version-history":[{"count":1,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/posts\/595\/revisions"}],"predecessor-version":[{"id":596,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/posts\/595\/revisions\/596"}],"wp:attachment":[{"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/media?parent=595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/categories?post=595"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/tags?post=595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}