OpenCart 🇺🇦

$this->language->load('checkout/checkout');

$this->load->model('account/address');

if ($this->customer->isLogged() && isset($this->session->data['shipping_address_id'])) {					
	$shipping_address = $this->model_account_address->getAddress($this->session->data['shipping_address_id']);		
} elseif (isset($this->session->data['guest'])) {
	$shipping_address = $this->session->data['guest']['shipping'];
}

if (!empty($shipping_address)) {
	// Shipping Methods
	$quote_data = array();

	$this->load->model('setting/extension');

	$results = $this->model_setting_extension->getExtensions('shipping');

	foreach ($results as $result) {
		if ($this->config->get($result['code'] . '_status')) {
			$this->load->model('shipping/' . $result['code']);

			$quote = $this->{'model_shipping_' . $result['code']}->getQuote($shipping_address); 

			if ($quote) {
				$quote_data[$result['code']] = array( 
					'title'      => $quote['title'],
					'quote'      => $quote['quote'], 
					'sort_order' => $quote['sort_order'],
					'error'      => $quote['error']
				);
			}
		}
	}

	$sort_order = array();

	foreach ($quote_data as $key => $value) {
		$sort_order[$key] = $value['sort_order'];
	}

	array_multisort($sort_order, SORT_ASC, $quote_data);

	$this->session->data['shipping_methods'] = $quote_data;
}

$this->data['text_shipping_method'] = $this->language->get('text_shipping_method');
$this->data['text_comments'] = $this->language->get('text_comments');

$this->data['button_continue'] = $this->language->get('button_continue');

if (empty($this->session->data['shipping_methods'])) {
	$this->data['error_warning'] = sprintf($this->language->get('error_no_shipping'), $this->url->link('information/contact'));
} else {
	$this->data['error_warning'] = '';
}	

if (isset($this->session->data['shipping_methods'])) {
	$this->data['shipping_methods'] = $this->session->data['shipping_methods']; 
} else {
	$this->data['shipping_methods'] = array();
}

if (isset($this->session->data['shipping_method']['code'])) {
	$this->data['code'] = $this->session->data['shipping_method']['code'];
} else {
	$this->data['code'] = '';
}

if (isset($this->session->data['comment'])) {
	$this->data['comment'] = $this->session->data['comment'];
} else {
	$this->data['comment'] = '';
}

if (file_exists(DIR_TEMPLATE . $this->config->get('config_template') . '/template/checkout/shipping_method.tpl')) {
	$this->template = $this->config->get('config_template') . '/template/checkout/shipping_method.tpl';
} else {
	$this->template = 'default/template/checkout/shipping_method.tpl';
}

$this->response->setOutput($this->render());