__NAMESPACE__ . '\render_block' ) ); } add_action( 'init', __NAMESPACE__ . '\register_block' ); /** * Sharing Buttons block registration/dependency declaration. * * @param array $attr Array containing the Sharing Buttons block attributes. * @param string $content String containing the Sharing Buttons block content. * * @return string */ function render_block( $attr, $content ) { // Render nothing in other contexts than frontend (i.e. feed, emails, API, etc.). if ( ! jetpack_is_frontend() ) { return ''; } return $content; }