core-bundle/src/Resources/contao/dca/tl_module.php
public function getActivationDefault($varValue)
	{
		if (!trim($varValue))
		{
			$varValue = (\is_array($GLOBALS['TL_LANG']['tl_module']['emailText']) ? $GLOBALS['TL_LANG']['tl_module']['emailText'][1] : $GLOBALS['TL_LANG']['tl_module']['emailText']);
		}

		return $varValue;
	}
public function getActivationDefault($varValue)
	{
		if (!trim($varValue))
		{
			$varValue = (\is_array($GLOBALS['TL_LANG']['tl_module']['emailText']) ? $GLOBALS['TL_LANG']['tl_module']['emailText'][1] : $GLOBALS['TL_LANG']['tl_module']['emailText']);
		}

		return $varValue;
	}
Load the default activation text

@param mixed $varValue

@return mixed