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<?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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/** |
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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 gutenberg_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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|
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if ( ! is_taxonomy_viewable( $attributes['term'] ) ) { |
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return ''; |
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} |
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|
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$post_terms = get_the_terms( $block->context['postId'], $attributes['term'] ); |
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if ( is_wp_error( $post_terms ) || empty( $post_terms ) ) { |
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return ''; |
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} |
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|
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$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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|
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$separator = empty( $attributes['separator'] ) ? ' ' : $attributes['separator']; |
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|
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$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) ); |
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|
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$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">' . $attributes['prefix'] . '</span>'; |
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} |
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|
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$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>' . $suffix; |
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} |
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|
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return get_the_term_list( |
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$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( $suffix ) |
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); |
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} |
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|
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/** |
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* Registers the `core/post-terms` block on the server. |
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*/ |
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function gutenberg_register_block_core_post_terms() { |
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$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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|
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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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|
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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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/* translators: %s: taxonomy's label */ |
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'description' => sprintf( __( 'Display the assigned taxonomy: %s' ), $taxonomy->label ), |
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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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|
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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' => 'gutenberg_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', 'gutenberg_register_block_core_post_terms', 20 ); |
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|
