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Gate function defintions using an if statement
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@talldan @adamziel
talldan authored and adamziel committed Dec 2, 2021
1 parent 29c0c51 commit 7eb4dc2
Showing 1 changed file with 102 additions and 99 deletions.
201 changes: 102 additions & 99 deletions packages/block-library/src/navigation/index.php
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Expand Up @@ -5,115 +5,118 @@
* @package WordPress
*/

// These functions are used for the __unstableLocation feature and only active
// when the gutenberg plugin is active.
if ( defined( '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;
}

/**
* Returns the menu items for a WordPress menu location.
*
* @param string $location The menu location.
* @return array Menu items for the location.
*/
function gutenberg_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 );
// Build menu data. The following approximates the code in
// `wp_nav_menu()` and `gutenberg_output_block_nav_menu`.

return $menu_items;
}
// 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;
}

/**
* 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 gutenberg_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 = wp_get_nav_menu_items( $menu->term_id, array( 'update_post_term_cache' => false ) );
_wp_menu_item_classes_by_context( $menu_items );

$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;
}

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 gutenberg_parse_blocks_from_menu_items( $menu_items, $menu_items_by_parent_id ) {
if ( empty( $menu_items ) ) {
return array();
}
/**
* 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 );

$blocks = array();
$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;
}

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';
return $menu_items_by_parent_id;
}

$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,
),
);
/**
* 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();
}

$block['innerBlocks'] = isset( $menu_items_by_parent_id[ $menu_item->ID ] )
? gutenberg_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 = 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 ] )
? gutenberg_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;
}

$blocks[] = $block;
return $blocks;
}

return $blocks;
}

/**
Expand Down Expand Up @@ -399,15 +402,15 @@ function render_block_core_navigation( $attributes, $content, $block ) {
defined( 'IS_GUTENBERG_PLUGIN' ) &&
array_key_exists( '__unstableLocation', $attributes ) &&
! array_key_exists( 'navigationMenuId', $attributes ) &&
! empty( gutenberg_get_menu_items_at_location( $attributes['__unstableLocation'] ) )
! empty( block_core_navigation_get_menu_items_at_location( $attributes['__unstableLocation'] ) )
) {
$menu_items = gutenberg_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 = gutenberg_sort_menu_items_by_parent_id( $menu_items );
$parsed_blocks = gutenberg_parse_blocks_from_menu_items( $menu_items_by_parent_id[0], $menu_items_by_parent_id );
$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 );
}

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