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<?php |
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/** |
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* Term Thumbnail Block |
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* |
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* @package gutenify |
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*/ |
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|
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namespace gutenify\Blocks\Term_Thumbnail; |
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|
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defined( 'ABSPATH' ) || exit; |
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|
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class Term_Thumbnail { |
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|
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/** |
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* Init function. |
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*/ |
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public static function init() { |
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add_action( 'init', array( __CLASS__, 'register_block' ) ); |
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add_action( 'init', array( __CLASS__, 'register_term_meta' ) ); |
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} |
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|
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/** |
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* Exposes the `thumbnail_id` term meta convention this block already |
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* reads (see render.php) over the REST API, for any taxonomy. |
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* |
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* Without this, `GET /wp/v2/<taxonomy>/<id>` returns an empty `meta` |
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* object regardless of whether term meta exists — WordPress never |
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* exposes a meta key over REST unless it's explicitly registered with |
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* `show_in_rest`, confirmed live against this site's own |
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* `product_cat` terms. That silently blocked the block editor's own |
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* Focal Point picker (edit.js) from ever finding a real image to show |
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* a preview against, since it has no other way to resolve "this |
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* term's thumbnail" client-side. |
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*/ |
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public static function register_term_meta() { |
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register_term_meta( |
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'', |
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'thumbnail_id', |
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array( |
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'type' => 'integer', |
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'single' => true, |
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'show_in_rest' => true, |
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) |
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); |
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} |
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|
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/** |
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* Register the block. |
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* |
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* block.json's `render` field wires render.php as the render callback |
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* automatically. Unlike category-list/single-product-gallery, this |
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* block is registered unconditionally (not gated behind WooCommerce or |
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* WP_DEBUG) — it works for any taxonomy that happens to store a |
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* thumbnail under the `thumbnail_id` term meta key, and render.php |
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* itself only reaches into WooCommerce for its own placeholder-image |
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* fallback when the taxonomy is `product_cat`. |
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*/ |
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public static function register_block() { |
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register_block_type( __DIR__ ); |
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} |
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} |
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|
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Term_Thumbnail::init(); |
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|
