<?php
/**
* Server-side rendering of the `core/post-terms` block.
*
* @package WordPress
*/
/**
* Renders the `core/post-terms` block on the server.
*
* @param array $attributes Block attributes.
* @param string $content Block default content.
* @param WP_Block $block Block instance.
* @return string Returns the filtered post terms for the current post wrapped inside "a" tags.
*/
function render_block_core_post_terms( $attributes, $content, $block ) {
if ( ! isset( $block->context['postId'] ) || ! isset( $attributes['term'] ) ) {
return '';
}
if ( ! is_taxonomy_viewable( $attributes['term'] ) ) {
return '';
}
$post_terms = get_the_terms( $block->context['postId'], $attributes['term'] );
if ( is_wp_error( $post_terms ) || empty( $post_terms ) ) {
return '';
}
$classes = 'taxonomy-' . $attributes['term'];
if ( isset( $attributes['textAlign'] ) ) {
$classes .= ' has-text-align-' . $attributes['textAlign'];
}
$separator = empty( $attributes['separator'] ) ? ' ' : $attributes['separator'];
$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $classes ) );
return get_the_term_list(
$block->context['postId'],
$attributes['term'],
"<div $wrapper_attributes>",
'<span class="wp-block-post-terms__separator">' . $separator . '</span>',
'</div>'
);
}
/**
* Registers the `core/post-terms` block on the server.
*/
function register_block_core_post_terms() {
register_block_type_from_metadata(
__DIR__ . '/post-terms',
array(
'render_callback' => 'render_block_core_post_terms',
)
);
}
add_action( 'init', 'register_block_core_post_terms' );
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