opencartbot

$this->document->addLink($this->url->link('product/category', 'path=' . $category_info['category_id'] . '&page='. $page), 'canonical');

$this->document->addLink($this->url->link('product/category', 'path=' . $category_info['category_id']), 'canonical');

private $myTag = array();
public function addMyTag($var) {
	$this->myTag[] = $var;
}
public function getMyTag() {
	return $this->myTag;
}

{% for tag in myTag  %}
{{ 'любой ваш html код или переменная '~tag }}
{% endfor %}

$mail->setFrom($this->config->get('config_email'));

if ($page < 1) {
	$this->response->redirect($this->url->link('product/category', 'path=' . $category_info['category_id']));
}

{% if categories %}

      {% if categories|length <= 5 %}
      <div class="row">
        <div class="col-sm-3">
          <ul>
            {% for category in categories %}
            <li><a href="{{ category.href }}">{{ category.name }}</a></li>
            {% endfor %}
          </ul>
               
        </div>
  {% else %}

   
        <div class="col-sm-3">{% for category in categories|batch((categories|length / 1)|round(1, 'ceil')) %}
          <ul>
            {% for child in category %}
            <li><a href="{{ child.href }}">{{ child.name }}</a></li>
            {% endfor %}
          </ul>
        </div>
        {% endfor %}</div>
      <br />
      {% endif %}
      {% endif %}

'href'     => $this->url->link('catalog/category', 'user_token=' . $this->session->data['user_token'] . '/bla-bla-bla', true),

'href'     => $this->url->link('catalog/category', 'user_token=' . $this->session->data['user_token'] . '&foo=bar', true),

$data['my_module'] = $this->load->controller('extension/module/scrfaq', array('foo'=>'bar',  'foo2'=>'bar2'));