Hannes Pries - Web/Shopware/JavaScript-Developer Blog
Weil es immer eine simple Lösung gibt!

<?php return array (
'db' =>
array (
'host' => 'localhost',
'port' => '3306',
'username' => 'root',
'password' => 'root',
'dbname' => 'shopware',
),
'front' => [
'showException' => true,
'throwExceptions' => true,
'noErrorHandler' => false,
],
'phpsettings' => [
'display_errors' => 1,
],
'mail' => [
'type' => 'file',
'path' => $this->DocPath().'mails'
],
);

$mail = Shopware()->Events()->filter('Shopware_Controllers_Frontend_Forms_commitForm_Mail', $mail, ['subject' => $this]);

public function eventMailListener(\Enlight_Event_EventArgs $args){
foreach($args as $key => $value){
echo $key;
}
die();
}

public function filter($event, $value, $eventArgs = null)
{
if (!$this->hasListeners($event)) {
return $value;
}

$eventArgs = $this->buildEventArgs($eventArgs);
$eventArgs->setReturn($value);
$eventArgs->setName($event);
$eventArgs->setProcessed(false);

foreach ($this->getListeners($event) as $listener) {
if (null !== ($return = $listener->execute($eventArgs))) {
$eventArgs->setReturn($return);
}
}
$eventArgs->setProcessed(true);

return $eventArgs->getReturn();
}

$eventArgs->setReturn($value);

public function eventMailListener(\Enlight_Event_EventArgs $args){
/** @var \Enlight_Components_Mail $mail */
$mail = $args->getReturn();
echo $mail->getPlainBodyText();
die();
}