IsHTML example

        $content = preg_replace('`<br(?: /)?>([\\n\\r])`', '$1', $params['content']);

        $compiler = new Shopware_Components_StringCompiler($this->View()->Engine());
        $defaultContext = [
            'sConfig' => Shopware()->Config(),
        ];
        $compiler->setContext($defaultContext);

        // Send eMail to customer         $mail->IsHTML(false);
        $mail->From = $compiler->compileString($fromMail);
        $mail->FromName = $compiler->compileString($fromName);
        $mail->Subject = $compiler->compileString($subject);
        $mail->Body = $compiler->compileString($content);
        $mail->clearRecipients();
        $mail->addTo($toMail);

        if (!$mail->send()) {
            $this->View()->assign(['success' => false, 'message' => 'The mail could not be sent.']);

            return;
        }