File Content: meta-fields-presenter.php <?php namespace Yoast\WP\SEO\Presenters\Admin; use WP_Post; use WPSEO_Meta; use Yoast\WP\SEO\Presenters\Abstract_Presenter; /** * Presenter class for meta fields in the post editor. * * Outputs the hidden fields for a particular field group and post. */ class Meta_Fields_Presenter extends Abstract_Presenter { /** * The meta fields for which we are going to output hidden input. * * @var array */ private $meta_fields; /** * The metabox post. * * @var WP_Post The metabox post. */ private $post; /** * Meta_Fields_Presenter constructor. * * @param WP_Post $post The metabox post. * @param string $field_group The key under which a group of fields is grouped. * @param string $post_type The post type. */ public function __construct( $post, $field_group, $post_type = 'post' ) { $this->post = $post; $this->meta_fields = WPSEO_Meta::get_meta_field_defs( $field_group, $post_type ); } /** * Presents the Meta Fields. * * @return string The styled Alert. */ public function present() { $output = ''; foreach ( $this->meta_fields as $key => $meta_field ) { $form_key = \esc_attr( WPSEO_Meta::$form_prefix . $key ); $meta_value = WPSEO_Meta::get_value( $key, $this->post->ID ); $default = ''; if ( isset( $meta_field['default'] ) ) { $default = \sprintf( ' data-default="%s"', \esc_attr( $meta_field['default'] ) ); } $output .= '<input type="hidden" id="' . $form_key . '" name="' . $form_key . '" value="' . \esc_attr( $meta_value ) . '"' . $default . '/>' . "\n"; } return $output; } } Submit