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<?php |
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/** |
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* Tab List 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/tab-list. |
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* |
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* Re-renders each tab inner block with per-item context (index, id, |
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* label) injected from the tabs-list, so the tab 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_tab_list_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 $content; |
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} |
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|
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// Re-render each tab with per-item context (index, id, label). |
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// Match by position so items align with their corresponding tabs. |
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$buttons_html = ''; |
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$tab_position = 0; |
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|
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foreach ( $block->parsed_block['innerBlocks'] ?? array() as $parsed_tab ) { |
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if ( 'core/tab' !== ( $parsed_tab['blockName'] ?? '' ) ) { |
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continue; |
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} |
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|
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$tab = $tabs_list[ $tab_position ] ?? null; |
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$tab_index = $tab_position; |
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++$tab_position; |
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|
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// Skip tabs with no matching tab panel. |
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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/tab-index' => $tab_index, |
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'core/tab-id' => $tab['id'] ?? '', |
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'core/tab-label' => $tab['label'] ?? '', |
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) |
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); |
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|
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$tab_block = new WP_Block( $parsed_tab, $item_context ); |
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$buttons_html .= $tab_block->render(); |
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} |
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|
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// Rebuild the wrapper using get_block_wrapper_attributes(). |
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$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/tab-list` 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_tab_list() { |
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register_block_type_from_metadata( |
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__DIR__ . '/tab-list', |
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array( |
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'render_callback' => 'gutenberg_block_core_tab_list_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_tab_list', 20 ); |
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|
