для 1.5.1.3 в файле catalog/model/catalog/review.php
после
public function addReview($product_id, $data) {
добавить
$this->load->model('catalog/product');
$product_info = $this->model_catalog_product->getProduct($product_id);
$message ="<strong>You have a new product review waiting.</strong><br><br>";
$message.='Product: '.$this->db->escape(strip_tags($product_info['name'])).'<br>';
$message.='Reviewer: '.$this->db->escape(strip_tags($data['name'])).'<br>';
$message.='Rating: '.$this->db->escape(strip_tags($data['rating'])).'<br><br>';
$message.='Text: <br>';
$message.=$this->db->escape(strip_tags($data['text']))."<br><br>";
$message.='<a href="'.$this->config->get('config_url').'/admin/index.php">Login to Review</a>';
$mail = new Mail($this->config->get('config_mail_protocol'), $this->config->get('config_smtp_host'), $this->config->get('config_smtp_username'), html_entity_decode($this->config->get('config_smtp_password')), $this->config->get('config_smtp_port'), $this->config->get('config_smtp_timeout'));
$mail->setTo(array($this->config->get('config_email')));
$mail->setFrom($this->config->get('config_email'));
$mail->setSender($this->config->get('config_name'));
$mail->setSubject("Product Review");
$mail->setHtml($message);
$mail->send();