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- <?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 ) );
- $prefix = "<div $wrapper_attributes>";
- if ( isset( $attributes['prefix'] ) && $attributes['prefix'] ) {
- $prefix .= '<span class="wp-block-post-terms__prefix">' . $attributes['prefix'] . '</span>';
- }
- $suffix = '</div>';
- if ( isset( $attributes['suffix'] ) && $attributes['suffix'] ) {
- $suffix = '<span class="wp-block-post-terms__suffix">' . $attributes['suffix'] . '</span>' . $suffix;
- }
- return get_the_term_list(
- $block->context['postId'],
- $attributes['term'],
- wp_kses_post( $prefix ),
- '<span class="wp-block-post-terms__separator">' . esc_html( $separator ) . '</span>',
- wp_kses_post( $suffix )
- );
- }
- /**
- * Registers the `core/post-terms` block on the server.
- */
- function register_block_core_post_terms() {
- $taxonomies = get_taxonomies(
- array(
- 'public' => true,
- 'show_in_rest' => true,
- ),
- 'objects'
- );
- // Split the available taxonomies to `built_in` and custom ones,
- // in order to prioritize the `built_in` taxonomies at the
- // search results.
- $built_ins = array();
- $custom_variations = array();
- // Create and register the eligible taxonomies variations.
- foreach ( $taxonomies as $taxonomy ) {
- $variation = array(
- 'name' => $taxonomy->name,
- 'title' => $taxonomy->label,
- /* translators: %s: taxonomy's label */
- 'description' => sprintf( __( 'Display the assigned taxonomy: %s' ), $taxonomy->label ),
- 'attributes' => array(
- 'term' => $taxonomy->name,
- ),
- 'isActive' => array( 'term' ),
- );
- // Set the category variation as the default one.
- if ( 'category' === $taxonomy->name ) {
- $variation['isDefault'] = true;
- }
- if ( $taxonomy->_builtin ) {
- $built_ins[] = $variation;
- } else {
- $custom_variations[] = $variation;
- }
- }
- register_block_type_from_metadata(
- __DIR__ . '/post-terms',
- array(
- 'render_callback' => 'render_block_core_post_terms',
- 'variations' => array_merge( $built_ins, $custom_variations ),
- )
- );
- }
- add_action( 'init', 'register_block_core_post_terms' );
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