OpenCart 🇺🇦

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

$this->data['text_select'] = $this->language->get('text_select');
$this->data['text_none'] = $this->language->get('text_none');
$this->data['text_your_details'] = $this->language->get('text_your_details');
$this->data['text_your_account'] = $this->language->get('text_your_account');
$this->data['text_your_address'] = $this->language->get('text_your_address');

$this->data['entry_firstname'] = $this->language->get('entry_firstname');
$this->data['entry_lastname'] = $this->language->get('entry_lastname');
$this->data['entry_email'] = $this->language->get('entry_email');
$this->data['entry_telephone'] = $this->language->get('entry_telephone');
$this->data['entry_fax'] = $this->language->get('entry_fax');
$this->data['entry_company'] = $this->language->get('entry_company');
$this->data['entry_customer_group'] = $this->language->get('entry_customer_group');
$this->data['entry_company_id'] = $this->language->get('entry_company_id');
$this->data['entry_tax_id'] = $this->language->get('entry_tax_id');			
$this->data['entry_address_1'] = $this->language->get('entry_address_1');
$this->data['entry_address_2'] = $this->language->get('entry_address_2');
$this->data['entry_postcode'] = $this->language->get('entry_postcode');
$this->data['entry_city'] = $this->language->get('entry_city');
$this->data['entry_country'] = $this->language->get('entry_country');
$this->data['entry_zone'] = $this->language->get('entry_zone');
$this->data['entry_shipping'] = $this->language->get('entry_shipping');

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

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

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

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

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

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

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

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

$this->data['customer_groups'] = array();

if (is_array($this->config->get('config_customer_group_display'))) {
	$customer_groups = $this->model_account_customer_group->getCustomerGroups();

	foreach ($customer_groups as $customer_group) {
		if (in_array($customer_group['customer_group_id'], $this->config->get('config_customer_group_display'))) {
			$this->data['customer_groups'][] = $customer_group;
		}
	}
}

if (isset($this->session->data['guest']['customer_group_id'])) {
	$this->data['customer_group_id'] = $this->session->data['guest']['customer_group_id'];
} else {
	$this->data['customer_group_id'] = $this->config->get('config_customer_group_id');
}

// Company ID
if (isset($this->session->data['guest']['payment']['company_id'])) {
	$this->data['company_id'] = $this->session->data['guest']['payment']['company_id'];			
} else {
	$this->data['company_id'] = '';
}

// Tax ID
if (isset($this->session->data['guest']['payment']['tax_id'])) {
	$this->data['tax_id'] = $this->session->data['guest']['payment']['tax_id'];			
} else {
	$this->data['tax_id'] = '';
}

if (isset($this->session->data['guest']['payment']['address_1'])) {
	$this->data['address_1'] = $this->session->data['guest']['payment']['address_1'];			
} else {
	$this->data['address_1'] = '';
}

if (isset($this->session->data['guest']['payment']['address_2'])) {
	$this->data['address_2'] = $this->session->data['guest']['payment']['address_2'];			
} else {
	$this->data['address_2'] = '';
}

if (isset($this->session->data['guest']['payment']['postcode'])) {
	$this->data['postcode'] = $this->session->data['guest']['payment']['postcode'];							
} elseif (isset($this->session->data['shipping_postcode'])) {
	$this->data['postcode'] = $this->session->data['shipping_postcode'];			
} else {
	$this->data['postcode'] = '';
}

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

if (isset($this->session->data['guest']['payment']['country_id'])) {
	$this->data['country_id'] = $this->session->data['guest']['payment']['country_id'];			  	
} elseif (isset($this->session->data['shipping_country_id'])) {
	$this->data['country_id'] = $this->session->data['shipping_country_id'];		
} else {
	$this->data['country_id'] = $this->config->get('config_country_id');
}

if (isset($this->session->data['guest']['payment']['zone_id'])) {
	$this->data['zone_id'] = $this->session->data['guest']['payment']['zone_id'];	
} elseif (isset($this->session->data['shipping_zone_id'])) {
	$this->data['zone_id'] = $this->session->data['shipping_zone_id'];						
} else {
	$this->data['zone_id'] = '';
}

$this->load->model('localisation/country');

$this->data['countries'] = $this->model_localisation_country->getCountries();

$this->data['shipping_required'] = $this->cart->hasShipping();

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

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

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

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

$json = array();

// Validate if customer is logged in.
if ($this->customer->isLogged()) {
	$json['redirect'] = $this->url->link('checkout/checkout', '', 'SSL');
} 			

// Validate cart has products and has stock.
if ((!$this->cart->hasProducts() && empty($this->session->data['vouchers'])) || (!$this->cart->hasStock() && !$this->config->get('config_stock_checkout'))) {
	$json['redirect'] = $this->url->link('checkout/cart');		
}

// Check if guest checkout is avaliable.			
if (!$this->config->get('config_guest_checkout') || $this->config->get('config_customer_price') || $this->cart->hasDownload()) {
	$json['redirect'] = $this->url->link('checkout/checkout', '', 'SSL');
} 

if (!$json) {
	if ((utf8_strlen($this->request->post['firstname']) < 1) || (utf8_strlen($this->request->post['firstname']) > 32)) {
		$json['error']['firstname'] = $this->language->get('error_firstname');
	}

	if ((utf8_strlen($this->request->post['lastname']) < 1) || (utf8_strlen($this->request->post['lastname']) > 32)) {
		$json['error']['lastname'] = $this->language->get('error_lastname');
	}

	if ((utf8_strlen($this->request->post['email']) > 96) || !preg_match('/^[^\@]+@.*\.[a-z]{2,6}$/i', $this->request->post['email'])) {
		$json['error']['email'] = $this->language->get('error_email');
	}

	if ((utf8_strlen($this->request->post['telephone']) < 3) || (utf8_strlen($this->request->post['telephone']) > 32)) {
		$json['error']['telephone'] = $this->language->get('error_telephone');
	}

	// Customer Group
	$this->load->model('account/customer_group');

	if (isset($this->request->post['customer_group_id']) && is_array($this->config->get('config_customer_group_display')) && in_array($this->request->post['customer_group_id'], $this->config->get('config_customer_group_display'))) {
		$customer_group_id = $this->request->post['customer_group_id'];
	} else {
		$customer_group_id = $this->config->get('config_customer_group_id');
	}

	$customer_group = $this->model_account_customer_group->getCustomerGroup($customer_group_id);

	if ($customer_group) {	
		// Company ID
		if ($customer_group['company_id_display'] && $customer_group['company_id_required'] && empty($this->request->post['company_id'])) {
			$json['error']['company_id'] = $this->language->get('error_company_id');
		}

		// Tax ID
		if ($customer_group['tax_id_display'] && $customer_group['tax_id_required'] && empty($this->request->post['tax_id'])) {
			$json['error']['tax_id'] = $this->language->get('error_tax_id');
		}						
	}

	if ((utf8_strlen($this->request->post['address_1']) < 3) || (utf8_strlen($this->request->post['address_1']) > 128)) {
		$json['error']['address_1'] = $this->language->get('error_address_1');
	}

	if ((utf8_strlen($this->request->post['city']) < 2) || (utf8_strlen($this->request->post['city']) > 128)) {
		$json['error']['city'] = $this->language->get('error_city');
	}

	$this->load->model('localisation/country');

	$country_info = $this->model_localisation_country->getCountry($this->request->post['country_id']);

	if ($country_info) {
		if ($country_info['postcode_required'] && (utf8_strlen($this->request->post['postcode']) < 2) || (utf8_strlen($this->request->post['postcode']) > 10)) {
			$json['error']['postcode'] = $this->language->get('error_postcode');
		}

		// VAT Validation
		$this->load->helper('vat');

		if ($this->config->get('config_vat') && $this->request->post['tax_id'] && (vat_validation($country_info['iso_code_2'], $this->request->post['tax_id']) == 'invalid')) {
			$json['error']['tax_id'] = $this->language->get('error_vat');
		}					
	}

	if ($this->request->post['country_id'] == '') {
		$json['error']['country'] = $this->language->get('error_country');
	}

	if (!isset($this->request->post['zone_id']) || $this->request->post['zone_id'] == '') {
		$json['error']['zone'] = $this->language->get('error_zone');
	}	
}

if (!$json) {
	$this->session->data['guest']['customer_group_id'] = $customer_group_id;
	$this->session->data['guest']['firstname'] = $this->request->post['firstname'];
	$this->session->data['guest']['lastname'] = $this->request->post['lastname'];
	$this->session->data['guest']['email'] = $this->request->post['email'];
	$this->session->data['guest']['telephone'] = $this->request->post['telephone'];
	$this->session->data['guest']['fax'] = $this->request->post['fax'];

	$this->session->data['guest']['payment']['firstname'] = $this->request->post['firstname'];
	$this->session->data['guest']['payment']['lastname'] = $this->request->post['lastname'];				
	$this->session->data['guest']['payment']['company'] = $this->request->post['company'];
	$this->session->data['guest']['payment']['company_id'] = $this->request->post['company_id'];
	$this->session->data['guest']['payment']['tax_id'] = $this->request->post['tax_id'];
	$this->session->data['guest']['payment']['address_1'] = $this->request->post['address_1'];
	$this->session->data['guest']['payment']['address_2'] = $this->request->post['address_2'];
	$this->session->data['guest']['payment']['postcode'] = $this->request->post['postcode'];
	$this->session->data['guest']['payment']['city'] = $this->request->post['city'];
	$this->session->data['guest']['payment']['country_id'] = $this->request->post['country_id'];
	$this->session->data['guest']['payment']['zone_id'] = $this->request->post['zone_id'];

	$this->load->model('localisation/country');

	$country_info = $this->model_localisation_country->getCountry($this->request->post['country_id']);

	if ($country_info) {
		$this->session->data['guest']['payment']['country'] = $country_info['name'];	
		$this->session->data['guest']['payment']['iso_code_2'] = $country_info['iso_code_2'];
		$this->session->data['guest']['payment']['iso_code_3'] = $country_info['iso_code_3'];
		$this->session->data['guest']['payment']['address_format'] = $country_info['address_format'];
	} else {
		$this->session->data['guest']['payment']['country'] = '';	
		$this->session->data['guest']['payment']['iso_code_2'] = '';
		$this->session->data['guest']['payment']['iso_code_3'] = '';
		$this->session->data['guest']['payment']['address_format'] = '';
	}

	$this->load->model('localisation/zone');

	$zone_info = $this->model_localisation_zone->getZone($this->request->post['zone_id']);

	if ($zone_info) {
		$this->session->data['guest']['payment']['zone'] = $zone_info['name'];
		$this->session->data['guest']['payment']['zone_code'] = $zone_info['code'];
	} else {
		$this->session->data['guest']['payment']['zone'] = '';
		$this->session->data['guest']['payment']['zone_code'] = '';
	}

	if (!empty($this->request->post['shipping_address'])) {
		$this->session->data['guest']['shipping_address'] = true;
	} else {
		$this->session->data['guest']['shipping_address'] = false;
	}

	// Default Payment Address
	$this->session->data['payment_country_id'] = $this->request->post['country_id'];
	$this->session->data['payment_zone_id'] = $this->request->post['zone_id'];

	if ($this->session->data['guest']['shipping_address']) {
		$this->session->data['guest']['shipping']['firstname'] = $this->request->post['firstname'];
		$this->session->data['guest']['shipping']['lastname'] = $this->request->post['lastname'];
		$this->session->data['guest']['shipping']['company'] = $this->request->post['company'];
		$this->session->data['guest']['shipping']['address_1'] = $this->request->post['address_1'];
		$this->session->data['guest']['shipping']['address_2'] = $this->request->post['address_2'];
		$this->session->data['guest']['shipping']['postcode'] = $this->request->post['postcode'];
		$this->session->data['guest']['shipping']['city'] = $this->request->post['city'];
		$this->session->data['guest']['shipping']['country_id'] = $this->request->post['country_id'];
		$this->session->data['guest']['shipping']['zone_id'] = $this->request->post['zone_id'];

		if ($country_info) {
			$this->session->data['guest']['shipping']['country'] = $country_info['name'];	
			$this->session->data['guest']['shipping']['iso_code_2'] = $country_info['iso_code_2'];
			$this->session->data['guest']['shipping']['iso_code_3'] = $country_info['iso_code_3'];
			$this->session->data['guest']['shipping']['address_format'] = $country_info['address_format'];
		} else {
			$this->session->data['guest']['shipping']['country'] = '';	
			$this->session->data['guest']['shipping']['iso_code_2'] = '';
			$this->session->data['guest']['shipping']['iso_code_3'] = '';
			$this->session->data['guest']['shipping']['address_format'] = '';
		}

		if ($zone_info) {
			$this->session->data['guest']['shipping']['zone'] = $zone_info['name'];
			$this->session->data['guest']['shipping']['zone_code'] = $zone_info['code'];
		} else {
			$this->session->data['guest']['shipping']['zone'] = '';
			$this->session->data['guest']['shipping']['zone_code'] = '';
		}

		// Default Shipping Address
		$this->session->data['shipping_country_id'] = $this->request->post['country_id'];
		$this->session->data['shipping_zone_id'] = $this->request->post['zone_id'];
		$this->session->data['shipping_postcode'] = $this->request->post['postcode'];
	}

	$this->session->data['account'] = 'guest';

	unset($this->session->data['shipping_method']);
	unset($this->session->data['shipping_methods']);
	unset($this->session->data['payment_method']);
	unset($this->session->data['payment_methods']);
}

$this->response->setOutput(json_encode($json));	

$output = '<option value="">' . $this->language->get('text_select') . '</option>';

$this->load->model('localisation/zone');

$results = $this->model_localisation_zone->getZonesByCountryId($this->request->get['country_id']);

foreach ($results as $result) {
	$output .= '<option value="' . $result['zone_id'] . '"';

	if (isset($this->request->get['zone_id']) && ($this->request->get['zone_id'] == $result['zone_id'])) {
		$output .= ' selected="selected"';
	}

	$output .= '>' . $result['name'] . '</option>';
}

if (!$results) {
	$output .= '<option value="0">' . $this->language->get('text_none') . '</option>';
}

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