115 lines
3.3 KiB
PHP
115 lines
3.3 KiB
PHP
<?php
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/**
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* Server-side rendering of the `core/post-terms` block.
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*
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* @package WordPress
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*/
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/**
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* Renders the `core/post-terms` block on the server.
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*
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* @param array $attributes Block attributes.
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* @param string $content Block default content.
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* @param WP_Block $block Block instance.
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* @return string Returns the filtered post terms for the current post wrapped inside "a" tags.
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*/
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function render_block_core_post_terms( $attributes, $content, $block ) {
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if ( ! isset( $block->context['postId'] ) || ! isset( $attributes['term'] ) ) {
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return '';
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}
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if ( ! is_taxonomy_viewable( $attributes['term'] ) ) {
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return '';
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}
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$post_terms = get_the_terms( $block->context['postId'], $attributes['term'] );
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if ( is_wp_error( $post_terms ) || empty( $post_terms ) ) {
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return '';
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}
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$classes = array( 'taxonomy-' . $attributes['term'] );
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if ( isset( $attributes['textAlign'] ) ) {
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$classes[] = 'has-text-align-' . $attributes['textAlign'];
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}
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if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) {
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$classes[] = 'has-link-color';
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}
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$separator = empty( $attributes['separator'] ) ? ' ' : $attributes['separator'];
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$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) );
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$prefix = "<div $wrapper_attributes>";
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if ( isset( $attributes['prefix'] ) && $attributes['prefix'] ) {
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$prefix .= '<span class="wp-block-post-terms__prefix">' . $attributes['prefix'] . '</span>';
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}
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$suffix = '</div>';
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if ( isset( $attributes['suffix'] ) && $attributes['suffix'] ) {
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$suffix = '<span class="wp-block-post-terms__suffix">' . $attributes['suffix'] . '</span>' . $suffix;
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}
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return get_the_term_list(
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$block->context['postId'],
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$attributes['term'],
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wp_kses_post( $prefix ),
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'<span class="wp-block-post-terms__separator">' . esc_html( $separator ) . '</span>',
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wp_kses_post( $suffix )
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);
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}
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/**
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* Registers the `core/post-terms` block on the server.
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*/
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function register_block_core_post_terms() {
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$taxonomies = get_taxonomies(
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array(
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'publicly_queryable' => true,
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'show_in_rest' => true,
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),
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'objects'
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);
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// Split the available taxonomies to `built_in` and custom ones,
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// in order to prioritize the `built_in` taxonomies at the
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// search results.
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$built_ins = array();
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$custom_variations = array();
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// Create and register the eligible taxonomies variations.
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foreach ( $taxonomies as $taxonomy ) {
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$variation = array(
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'name' => $taxonomy->name,
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'title' => $taxonomy->label,
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'description' => sprintf(
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/* translators: %s: taxonomy's label */
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__( 'Display a list of assigned terms from the taxonomy: %s' ),
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$taxonomy->label
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),
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'attributes' => array(
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'term' => $taxonomy->name,
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),
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'isActive' => array( 'term' ),
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'scope' => array( 'inserter', 'transform' ),
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);
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// Set the category variation as the default one.
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if ( 'category' === $taxonomy->name ) {
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$variation['isDefault'] = true;
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}
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if ( $taxonomy->_builtin ) {
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$built_ins[] = $variation;
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} else {
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$custom_variations[] = $variation;
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}
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}
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register_block_type_from_metadata(
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__DIR__ . '/post-terms',
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array(
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'render_callback' => 'render_block_core_post_terms',
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'variations' => array_merge( $built_ins, $custom_variations ),
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)
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);
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}
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add_action( 'init', 'register_block_core_post_terms' );
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