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file.php (897B)

      1 <?php
      2 /**
      3  * Server-side rendering of the `core/file` block.
      4  *
      5  * @package WordPress
      6  */
      7 
      8 /**
      9  * When the `core/file` block is rendering, check if we need to enqueue the `'wp-block-file-view` script.
     10  *
     11  * @param array $attributes The block attributes.
     12  * @param array $content    The block content.
     13  *
     14  * @return string Returns the block content.
     15  */
     16 function render_block_core_file( $attributes, $content ) {
     17 	$should_load_view_script = ! empty( $attributes['displayPreview'] ) && ! wp_script_is( 'wp-block-file-view' );
     18 	if ( $should_load_view_script ) {
     19 		wp_enqueue_script( 'wp-block-file-view' );
     20 	}
     21 
     22 	return $content;
     23 }
     24 
     25 /**
     26  * Registers the `core/file` block on server.
     27  */
     28 function register_block_core_file() {
     29 	register_block_type_from_metadata(
     30 		__DIR__ . '/file',
     31 		array(
     32 			'render_callback' => 'render_block_core_file',
     33 		)
     34 	);
     35 }
     36 add_action( 'init', 'register_block_core_file' );