Inserting boolean term meta values When we add non-existent term meta with e.g. add_term_meta( 123, ‘test’, true ); then we are actually running the following insert : $wpdb->insert( ‘wp_termmeta’, array( ‘term_id’ => 123, ‘meta_key’ => ‘test’, ‘meta_value’ => true ) ); within the general add_metadata() function. Now wpdb::insert() is actually a wrapper for wpdb::_insert_replace_helper() that … Read more
I think you need an update_callback in register_rest_field(). Please note that I haven’t tested this. add_action( ‘rest_api_init’, ‘slug_register_meta’ ); function slug_register_meta() { register_rest_field( ‘place’, ‘meta’, array( ‘get_callback’ => ‘slug_get_meta’, ‘update_callback’ => ‘slug_update_meta’, ‘schema’ => null, ) ); } function slug_get_meta( $object, $field_name, $request ) { return get_term_meta( $object[ ‘id’ ] ); } function slug_update_meta($value, $object, … Read more
Solved! add_action( ‘create_category’, ‘save_extra_taxonomy_fields’, 10, 2 ); Props to the Category Meta plugin. I downloaded various category meta plugins from the WP repo, and this one has the ability to add the meta data on the Add New screen. I dug through the code and found the elusive create_{term} hook.