wp/wp-includes/blocks/post-title.php
changeset 18 be944660c56a
child 19 3d72ae0968f4
equal deleted inserted replaced
17:34716fd837a4 18:be944660c56a
       
     1 <?php
       
     2 /**
       
     3  * Server-side rendering of the `core/post-title` block.
       
     4  *
       
     5  * @package WordPress
       
     6  */
       
     7 
       
     8 /**
       
     9  * Renders the `core/post-title` 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  *
       
    15  * @return string Returns the filtered post title for the current post wrapped inside "h1" tags.
       
    16  */
       
    17 function render_block_core_post_title( $attributes, $content, $block ) {
       
    18 	if ( ! isset( $block->context['postId'] ) ) {
       
    19 		return '';
       
    20 	}
       
    21 
       
    22 	$post_ID          = $block->context['postId'];
       
    23 	$tag_name         = 'h2';
       
    24 	$align_class_name = empty( $attributes['textAlign'] ) ? '' : "has-text-align-{$attributes['textAlign']}";
       
    25 
       
    26 	if ( isset( $attributes['level'] ) ) {
       
    27 		$tag_name = 0 === $attributes['level'] ? 'p' : 'h' . $attributes['level'];
       
    28 	}
       
    29 
       
    30 	$title = get_the_title( $post_ID );
       
    31 	if ( isset( $attributes['isLink'] ) && $attributes['isLink'] ) {
       
    32 		$title = sprintf( '<a href="%1s" target="%2s" rel="%3s">%4s</a>', get_the_permalink( $post_ID ), $attributes['linkTarget'], $attributes['rel'], $title );
       
    33 	}
       
    34 	$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $align_class_name ) );
       
    35 
       
    36 	return sprintf(
       
    37 		'<%1$s %2$s>%3$s</%1$s>',
       
    38 		$tag_name,
       
    39 		$wrapper_attributes,
       
    40 		$title
       
    41 	);
       
    42 }
       
    43 
       
    44 /**
       
    45  * Registers the `core/post-title` block on the server.
       
    46  */
       
    47 function register_block_core_post_title() {
       
    48 	register_block_type_from_metadata(
       
    49 		__DIR__ . '/post-title',
       
    50 		array(
       
    51 			'render_callback' => 'render_block_core_post_title',
       
    52 		)
       
    53 	);
       
    54 }
       
    55 add_action( 'init', 'register_block_core_post_title' );