balmet.com

page-list.php (7259B)

---

 <?php
 /**
  * Server-side rendering of the `core/pages` block.
  *
  * @package WordPress
  */
 
 /**
  * Build an array with CSS classes and inline styles defining the colors
  * which will be applied to the pages markup in the front-end when it is a descendant of navigation.
  *
  * @param  array $context Navigation block context.
  * @return array Colors CSS classes and inline styles.
  */
 function block_core_page_list_build_css_colors( $context ) {
 	$colors = array(
 		'css_classes'   => array(),
 		'inline_styles' => '',
 	);
 
 	// Text color.
 	$has_named_text_color  = array_key_exists( 'textColor', $context );
 	$has_custom_text_color = isset( $context['style']['color']['text'] );
 
 	// 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', $context['textColor'] );
 	} elseif ( $has_custom_text_color ) {
 		// Add the custom color inline style.
 		$colors['inline_styles'] .= sprintf( 'color: %s;', $context['style']['color']['text'] );
 	}
 
 	// Background color.
 	$has_named_background_color  = array_key_exists( 'backgroundColor', $context );
 	$has_custom_background_color = isset( $context['style']['color']['background'] );
 
 	// 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', $context['backgroundColor'] );
 	} elseif ( $has_custom_background_color ) {
 		// Add the custom background-color inline style.
 		$colors['inline_styles'] .= sprintf( 'background-color: %s;', $context['style']['color']['background'] );
 	}
 
 	return $colors;
 }
 
 /**
  * Build an array with CSS classes and inline styles defining the font sizes
  * which will be applied to the pages markup in the front-end when it is a descendant of navigation.
  *
  * @param  array $context Navigation block context.
  * @return array Font size CSS classes and inline styles.
  */
 function block_core_page_list_build_css_font_sizes( $context ) {
 	// CSS classes.
 	$font_sizes = array(
 		'css_classes'   => array(),
 		'inline_styles' => '',
 	);
 
 	$has_named_font_size  = array_key_exists( 'fontSize', $context );
 	$has_custom_font_size = isset( $context['style']['typography']['fontSize'] );
 
 	if ( $has_named_font_size ) {
 		// Add the font size class.
 		$font_sizes['css_classes'][] = sprintf( 'has-%s-font-size', $context['fontSize'] );
 	} elseif ( $has_custom_font_size ) {
 		// Add the custom font size inline style.
 		$font_sizes['inline_styles'] = sprintf( 'font-size: %spx;', $context['style']['typography']['fontSize'] );
 	}
 
 	return $font_sizes;
 }
 
 /**
  * Outputs Page list markup from an array of pages with nested children.
  *
  * @param array $nested_pages The array of nested pages.
  *
  * @return string List markup.
  */
 function block_core_page_list_render_nested_page_list( $nested_pages ) {
 	if ( empty( $nested_pages ) ) {
 		return;
 	}
 	$markup = '';
 	foreach ( (array) $nested_pages as $page ) {
 		$css_class = 'wp-block-pages-list__item';
 		if ( isset( $page['children'] ) ) {
 			$css_class .= ' has-child';
 		}
 		$markup .= '<li class="' . $css_class . '">';
 		$markup .= '<a class="wp-block-pages-list__item__link" href="' . esc_url( $page['link'] ) . '">' . wp_kses(
 			$page['title'],
 			wp_kses_allowed_html( 'post' )
 		) . '</a>';
 		if ( isset( $page['children'] ) ) {
 			$markup .= '<span class="wp-block-page-list__submenu-icon"><svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12" fill="none" role="img" aria-hidden="true" focusable="false"><path d="M1.50002 4L6.00002 8L10.5 4" stroke-width="1.5"></path></svg></span>';
 			$markup .= '<ul class="submenu-container">' . block_core_page_list_render_nested_page_list( $page['children'] ) . '</ul>';
 		}
 		$markup .= '</li>';
 	}
 	return $markup;
 }
 
 /**
  * Outputs nested array of pages
  *
  * @param array $current_level The level being iterated through.
  * @param array $children The children grouped by parent post ID.
  *
  * @return array The nested array of pages.
  */
 function block_core_page_list_nest_pages( $current_level, $children ) {
 	if ( empty( $current_level ) ) {
 		return;
 	}
 	foreach ( (array) $current_level as $key => $current ) {
 		if ( isset( $children[ $key ] ) ) {
 			$current_level[ $key ]['children'] = block_core_page_list_nest_pages( $children[ $key ], $children );
 		}
 	}
 	return $current_level;
 }
 
 /**
  * Renders the `core/page-list` block on server.
  *
  * @param array $attributes The block attributes.
  * @param array $content The saved content.
  * @param array $block The parsed block.
  *
  * @return string Returns the page list markup.
  */
 function render_block_core_page_list( $attributes, $content, $block ) {
 	static $block_id = 0;
 	$block_id++;
 
 	// TODO: When https://core.trac.wordpress.org/ticket/39037 REST API support for multiple orderby values is resolved,
 	// update 'sort_column' to 'menu_order, post_title'. Sorting by both menu_order and post_title ensures a stable sort.
 	// Otherwise with pages that have the same menu_order value, we can see different ordering depending on how DB
 	// queries are constructed internally. For example we might see a different order when a limit is set to <499
 	// versus >= 500.
 	$all_pages = get_pages(
 		array(
 			'sort_column' => 'menu_order',
 			'order'       => 'asc',
 		)
 	);
 
 	$top_level_pages = array();
 
 	$pages_with_children = array();
 
 	foreach ( (array) $all_pages as $page ) {
 		if ( $page->post_parent ) {
 			$pages_with_children[ $page->post_parent ][ $page->ID ] = array(
 				'title' => $page->post_title,
 				'link'  => get_permalink( $page->ID ),
 			);
 		} else {
 			$top_level_pages[ $page->ID ] = array(
 				'title' => $page->post_title,
 				'link'  => get_permalink( $page->ID ),
 			);
 
 		}
 	}
 
 	$nested_pages = block_core_page_list_nest_pages( $top_level_pages, $pages_with_children );
 
 	$wrapper_markup = '<ul %1$s>%2$s</ul>';
 
 	$items_markup = block_core_page_list_render_nested_page_list( $nested_pages );
 
 	$colors          = block_core_page_list_build_css_colors( $block->context );
 	$font_sizes      = block_core_page_list_build_css_font_sizes( $block->context );
 	$classes         = array_merge(
 		$colors['css_classes'],
 		$font_sizes['css_classes']
 	);
 	$style_attribute = ( $colors['inline_styles'] . $font_sizes['inline_styles'] );
 	$css_classes     = trim( implode( ' ', $classes ) );
 
 	if ( $block->context && $block->context['showSubmenuIcon'] ) {
 		$css_classes .= ' show-submenu-icons';
 	}
 
 	$wrapper_attributes = get_block_wrapper_attributes(
 		array(
 			'class' => $css_classes,
 			'style' => $style_attribute,
 		)
 	);
 
 	return sprintf(
 		$wrapper_markup,
 		$wrapper_attributes,
 		$items_markup
 	);
 }
 
 	/**
 	 * Registers the `core/pages` block on server.
 	 */
 function register_block_core_page_list() {
 	register_block_type_from_metadata(
 		__DIR__ . '/page-list',
 		array(
 			'render_callback' => 'render_block_core_page_list',
 		)
 	);
 }
 	add_action( 'init', 'register_block_core_page_list' );