Block::addCard

static function addCard($lid, $block, $selector, $content, bool $preventHistory = false)
{
	Landing::setEditMode();
	$preventHistory ? History::deactivate() : History::activate();

	return self::cardAction(
		'cloneCard',
		$lid,
		$block,
		$selector,
		array(
			'content' => $content
		)
	);
}