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<?php |
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/** |
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* Tabs Menu Block |
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* |
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* @package WordPress |
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*/ |
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|
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/** |
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* Render callback for core/tabs-menu. |
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* |
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* Re-renders each tabs-menu-item inner block with per-item context (index, id, |
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* label) injected from the tabs-list, so the tabs-menu-item render callback |
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* can add the correct IAPI directives for each button. |
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* |
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* @since 7.0.0 |
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* |
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* @param array $attributes Block attributes. |
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* @param string $content Block content (rendered inner blocks from save.js). |
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* @param \WP_Block $block WP_Block instance. |
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* |
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* @return string Updated HTML. |
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*/ |
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function gutenberg_block_core_tabs_menu_render_callback( array $attributes, string $content, \WP_Block $block ): string { |
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$tabs_list = $block->context['core/tabs-list'] ?? array(); |
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|
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if ( empty( $tabs_list ) ) { |
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return $content; |
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} |
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|
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// Re-render each tabs-menu-item with per-item context (index, id, label). |
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// Match by anchor so the correct tab is found even when the two lists |
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// are in different orders. |
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$buttons_html = ''; |
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|
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foreach ( $block->parsed_block['innerBlocks'] ?? array() as $parsed_menu_item ) { |
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if ( 'core/tabs-menu-item' !== ( $parsed_menu_item['blockName'] ?? '' ) ) { |
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continue; |
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} |
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|
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// Find the tab anchor from the menu item anchor (e.g. "tab-1-button" → "tab-1"). |
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$menu_item_anchor = $parsed_menu_item['attrs']['anchor'] ?? ''; |
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$tab_anchor = preg_replace( '/-button$/', '', $menu_item_anchor ); |
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|
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// Find the matching tab in $tabs_list by id. |
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$tab = null; |
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$tab_index = 0; |
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foreach ( $tabs_list as $index => $candidate ) { |
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if ( ( $candidate['id'] ?? '' ) === $tab_anchor ) { |
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$tab = $candidate; |
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$tab_index = $index; |
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break; |
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} |
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} |
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|
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// Skip menu items with no matching tab. |
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if ( null === $tab ) { |
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continue; |
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} |
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|
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$item_context = array_merge( |
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$block->context, |
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array( |
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'core/tabs-menu-item-index' => $tab_index, |
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'core/tabs-menu-item-id' => $tab['id'] ?? '', |
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'core/tabs-menu-item-label' => $tab['label'] ?? '', |
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) |
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); |
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|
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$menu_item_block = new WP_Block( $parsed_menu_item, $item_context ); |
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$buttons_html .= $menu_item_block->render(); |
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} |
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|
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// Rebuild the wrapper using get_block_wrapper_attributes(). |
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$wrapper_attributes = get_block_wrapper_attributes( array( 'role' => 'tablist' ) ); |
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return sprintf( '<div %s>%s</div>', $wrapper_attributes, $buttons_html ); |
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} |
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|
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/** |
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* Registers the `core/tabs-menu` block on the server. |
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* |
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* @since 7.0.0 |
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*/ |
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function gutenberg_register_block_core_tabs_menu() { |
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register_block_type_from_metadata( |
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__DIR__ . '/tabs-menu', |
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array( |
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'render_callback' => 'gutenberg_block_core_tabs_menu_render_callback', |
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) |
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); |
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} |
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add_action( 'init', 'gutenberg_register_block_core_tabs_menu', 20 ); |
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|
