I created a new template var using email_order_set_template_vars_before observer and it works when I send email new order through the Magento admin. But it does not trigger when new order is placed. Here is my code.


<?xml version="1.0"?>
 * Copyright © 2015 Magento. All rights reserved.
 * See COPYING.txt for license details.
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Event/etc/events.xsd">

    <event name="email_order_set_template_vars_before">
        <!-- <observer name="shipperhq_save_email_variables" disabled="true"/> -->
        <observer name="cd_shipperhq_save_email_variables" instance="Foobar\ShipperHQDeliveryDate\Observer\SaveEmailVariables"/>



namespace Foobar\ShipperHQDeliveryDate\Observer;
use Magento\Framework\Event\ObserverInterface;

class SaveEmailVariables implements ObserverInterface
    private $carrierGroupHelper;
    public function __construct(\ShipperHQ\Shipper\Helper\CarrierGroup $carrierGroupHelper) {
        $this->carrierGroupHelper = $carrierGroupHelper;
    public function execute(\Magento\Framework\Event\Observer $observer)
        $transport = $observer->getEvent()->getTransport();
        $order = $transport->getOrder();
        $orderDetail = $this->carrierGroupHelper->getOrderCarrierGroupInfo($order->getId());

        if($order != null)
            foreach ($orderDetail as $orderData) {
                $ddate = array_key_exists('delivery_date', $orderData) ? $orderData['delivery_date'] : '';

                $transport['cddeliveryDate'] = date( 'F d, Y', strtotime( $ddate ) );

  • check this link magento.stackexchange.com/questions/182051/… – Mohit Patel May 6 '20 at 18:13
  • Is that events.xml file under "app/code/Foobar/ShipperHQDeliveryDate/etc/adminhtml/"? – kunj May 12 '20 at 5:26
  • I have a question about your order emails. What is your value on sales_email/general/async_sending? Are emails being sent on submit or being triggered later on? – David Manners May 14 '20 at 7:42

The described behaviour point to wrong placed the events.xml file in the directory hierarchy. If you want to catch dispatched event globally (in frontend and admin) you need to declare events.xml file under [module_name]/etc directory. In your case it'll be:


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