#magento - Create Transactional Email in #migration script

data-install-0.0.1.php

<?php
/** @var $installer Scandi_Migrations_Model_Resource_Setup */
$installer = $this;
$installer->startSetup();

$templates = array(
    array(
        "name" => "New Invoice",
        "code" => "sales_email_invoice_template",
        "config" => "sales_email/invoice/template",
    ),
    array(
        "name" => "New Invoice for Guest",
        "code" => "sales_email_invoice_guest_template",
        "config" => "sales_email/invoice/guest_template",
    ),
    array(
        "name" => "New Order",
        "code" => "sales_email_order_template",
        "config" => "sales_email/order/template",
    ),
    array(
        "name" => "New Order for Guest",
        "code" => "sales_email_order_guest_template",
        "config" => "sales_email/order/guest_template",
    )
);

foreach ($templates as $template) {
    // Load email template from file
    $fileTemplate = Mage::getModel('core/email_template')->loadDefault($template["code"]);

    // Create email template
    $templateDb = Mage::getModel('core/email_template')
        ->setTemplateCode($template["name"])
        ->setTemplateSubject($fileTemplate->getTemplateSubject())
        ->setTemplateText($fileTemplate->getTemplateText())
        ->setTemplateStyles($fileTemplate->getTemplateStyles())
        ->setModifiedAt(Mage::getSingleton('core/date')->gmtDate())
        ->setOrigTemplateCode($template["code"])
        ->setOrigTemplateVariables($fileTemplate->getOrigTemplateVariables())
        ->setTemplateType(Mage_Core_Model_Email_Template::TYPE_HTML)
        ->save();

    // Set this template in config
    $installer->setConfigData($template["config"], $templateDb->getId());
}

$this->endSetup();