function realcommenter_recaptcha3_sitekey() {
	if(
		typeof BX.message[ 'REALCOMMENTER_RECAPTCHA3_SITEKEY' ] == 'undefined'
		|| !BX.message[ 'REALCOMMENTER_RECAPTCHA3_SITEKEY' ]
	) {
		return '';
	}

	return BX.message[ 'REALCOMMENTER_RECAPTCHA3_SITEKEY' ];
}

/**
 * Либо сразу к инициализации, либо запрашиваем рекаптчу с гугла
 */
function realcommenter_recaptcha3_cpu( _form_data_callback ) {

	if(
		typeof window[ 'grecaptcha' ] !== 'undefined'
		&& window[ 'grecaptcha' ]
		&& typeof window[ 'grecaptcha' ][ 'render' ] !== 'undefined'
	) {

		window[ 'grecaptcha' ].execute(
			realcommenter_recaptcha3_sitekey(),
			{ action: 'realcommenter' }
		)
		.then(
			function ( token ) {
				BX.message[ 'RECAPTCHA3_TOKEN' ]= token;

				if( this instanceof Function ) {
					this();
				}
			}.bind( _form_data_callback )
		);

		return;
	}

	BX.loadScript( 'https://www.google.com/recaptcha/api.js?onload=realcommenter_recaptcha3_cpu&render=' + realcommenter_recaptcha3_sitekey() );

}