post-featured-image.php (1342B)
1 <?php 2 /** 3 * Server-side rendering of the `core/post-featured-image` block. 4 * 5 * @package WordPress 6 */ 7 8 /** 9 * Renders the `core/post-featured-image` block on the server. 10 * 11 * @param array $attributes Block attributes. 12 * @param string $content Block default content. 13 * @param WP_Block $block Block instance. 14 * @return string Returns the featured image for the current post. 15 */ 16 function render_block_core_post_featured_image( $attributes, $content, $block ) { 17 if ( ! isset( $block->context['postId'] ) ) { 18 return ''; 19 } 20 $post_ID = $block->context['postId']; 21 22 $featured_image = get_the_post_thumbnail( $post_ID ); 23 if ( ! $featured_image ) { 24 return ''; 25 } 26 27 if ( isset( $attributes['isLink'] ) && $attributes['isLink'] ) { 28 $featured_image = sprintf( '<a href="%1s">%2s</a>', get_the_permalink( $post_ID ), $featured_image ); 29 } 30 31 $wrapper_attributes = get_block_wrapper_attributes(); 32 33 return '<figure ' . $wrapper_attributes . '>' . $featured_image . '</figure>'; 34 } 35 36 /** 37 * Registers the `core/post-featured-image` block on the server. 38 */ 39 function register_block_core_post_featured_image() { 40 register_block_type_from_metadata( 41 __DIR__ . '/post-featured-image', 42 array( 43 'render_callback' => 'render_block_core_post_featured_image', 44 ) 45 ); 46 } 47 add_action( 'init', 'register_block_core_post_featured_image' );