/**
* Prepare html output
*
* @return string
*/
protected function _toHtml()
{
$previewModel = Mage::getModel('hackathon_emailpreview/emailPreview');
$storeId = $this->getRequest()->getParam('storeId');
$templateId = $this->getRequest()->getParam('templateId');
$templateType = $this->getRequest()->getParam('templateType');
$templateParams = new Varien_Object();
$templateParams->setRequestParams($this->getRequest()->getParams());
$templateParams->setStoreId($storeId);
$eventData = array('templateParams' => $templateParams, 'templateType' => $templateType);
Mage::dispatchEvent('hackathon_emailpreview_render_email_before', $eventData);
$storeId = $templateParams->getStoreId();
$templateParams->setStore(Mage::app()->getStore($storeId));
$html = $previewModel->renderEmail($templateId, $templateParams->getData());
return $html;
}
