Gravity Forms Send Notification as Text.php

/* Place in functions.php - Notification name must match */

add_filter('gform_notification', 'change_notification_format', 10, 3);
function change_notification_format($notification, $form, $entry)
{
	GFCommon::log_debug('gform_notification: change_notification_format() running.');
	// Do the thing only for a notification with the name Text Notification
	if ($notification['name'] == 'Admin Notification') {
		GFCommon::log_debug('gform_notification: format changed to text.');
		// Change notification format to text from the default html
		$notification['message_format'] = 'text';
	}

	return $notification;
}