wp/wp-includes/blocks/post-terms.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-terms` block.
       
     4  *
       
     5  * @package WordPress
       
     6  */
       
     7 
       
     8 /**
       
     9  * Renders the `core/post-terms` 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 filtered post terms for the current post wrapped inside "a" tags.
       
    15  */
       
    16 function render_block_core_post_terms( $attributes, $content, $block ) {
       
    17 	if ( ! isset( $block->context['postId'] ) || ! isset( $attributes['term'] ) ) {
       
    18 		return '';
       
    19 	}
       
    20 
       
    21 	if ( ! is_taxonomy_viewable( $attributes['term'] ) ) {
       
    22 		return '';
       
    23 	}
       
    24 
       
    25 	$post_terms = get_the_terms( $block->context['postId'], $attributes['term'] );
       
    26 	if ( is_wp_error( $post_terms ) ) {
       
    27 		return '';
       
    28 	}
       
    29 	if ( empty( $post_terms ) ) {
       
    30 		return '';
       
    31 	}
       
    32 
       
    33 	$align_class_name = empty( $attributes['textAlign'] ) ? '' : ' ' . "has-text-align-{$attributes['textAlign']}";
       
    34 
       
    35 	$terms_links = '';
       
    36 	foreach ( $post_terms as $term ) {
       
    37 		$terms_links .= sprintf(
       
    38 			'<a href="%1$s">%2$s</a> | ',
       
    39 			get_term_link( $term->term_id ),
       
    40 			esc_html( $term->name )
       
    41 		);
       
    42 	}
       
    43 	$terms_links        = trim( $terms_links, ' | ' );
       
    44 	$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $align_class_name ) );
       
    45 
       
    46 	return sprintf(
       
    47 		'<div %1$s>%2$s</div>',
       
    48 		$wrapper_attributes,
       
    49 		$terms_links
       
    50 	);
       
    51 }
       
    52 
       
    53 /**
       
    54  * Registers the `core/post-terms` block on the server.
       
    55  */
       
    56 function register_block_core_post_terms() {
       
    57 	register_block_type_from_metadata(
       
    58 		__DIR__ . '/post-terms',
       
    59 		array(
       
    60 			'render_callback' => 'render_block_core_post_terms',
       
    61 		)
       
    62 	);
       
    63 }
       
    64 add_action( 'init', 'register_block_core_post_terms' );