text: <?php
  class ControllerCheckoutShippingAddress extends Controller {
  	public function index() {
  		$this->load->language('checkout/checkout');
  
  		$data['text_address_existing'] = $this->language->get('text_address_existing');
  		$data['text_address_new'] = $this->language->get('text_address_new');
  		$data['text_select'] = $this->language->get('text_select');
  		$data['text_none'] = $this->language->get('text_none');
  		$data['text_loading'] = $this->language->get('text_loading');
  
  		$data['entry_firstname'] = $this->language->get('entry_firstname');
  		$data['entry_lastname'] = $this->language->get('entry_lastname');
  		$data['entry_company'] = $this->language->get('entry_company');
  		$data['entry_address_1'] = $this->language->get('entry_address_1');
  		$data['entry_address_2'] = $this->language->get('entry_address_2');
  		$data['entry_postcode'] = $this->language->get('entry_postcode');
  		$data['entry_city'] = $this->language->get('entry_city');
  		$data['entry_country'] = $this->language->get('entry_country');
  		$data['entry_zone'] = $this->language->get('entry_zone');
  
  		$data['button_continue'] = $this->language->get('button_continue');
  		$data['button_upload'] = $this->language->get('button_upload');
  
  		if (isset($this->session->data['shipping_address']['address_id'])) {
  			$data['address_id'] = $this->session->data['shipping_address']['address_id'];
  		} else {
  			$data['address_id'] = $this->customer->getAddressId();
  		}
  
  		$this->load->model('account/address');
  
  		$data['addresses'] = $this->model_account_address->getAddresses();
  
  		if (isset($this->session->data['shipping_address']['postcode'])) {
  			$data['postcode'] = $this->session->data['shipping_address']['postcode'];
  		} else {
  			$data['postcode'] = '';
  		}
  
  		if (isset($this->session->data['shipping_address']['country_id'])) {
  			$data['country_id'] = $this->session->data['shipping_address']['country_id'];
  		} else {
  			$data['country_id'] = $this->config->get('config_country_id');
  		}
  
  		if (isset($this->session->data['shipping_address']['zone_id'])) {
  			$data['zone_id'] = $this->session->data['shipping_address']['zone_id'];
  		} else {
  			$data['zone_id'] = '';
  		}
  
  		$this->load->model('localisation/country');
  
  		$data['countries'] = $this->model_localisation_country->getCountries();
  
  		// Custom Fields
  		$this->load->model('account/custom_field');
  
  		$data['custom_fields'] = $this->model_account_custom_field->getCustomFields($this->config->get('config_customer_group_id'));
  
  		if (isset($this->session->data['shipping_address']['custom_field'])) {
  			$data['shipping_address_custom_field'] = $this->session->data['shipping_address']['custom_field'];
  		} else {
  			$data['shipping_address_custom_field'] = array();
  		}
  
  		$this->response->setOutput($this->load->view('checkout/shipping_address', $data));
  	}
  
  	public function save() {
  		$this->load->language('checkout/checkout');
  
  		$json = array();
  
  		// Validate if customer is logged in.
  		if (!$this->customer->isLogged()) {
  			$json['redirect'] = $this->url->link('checkout/checkout', '', true);
  		}
  
  		// Validate if shipping is required. If not the customer should not have reached this page.
  		if (!$this->cart->hasShipping()) {
  			$json['redirect'] = $this->url->link('checkout/checkout', '', true);
  		}
  
  		// 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');
  		}
  
  		// Validate minimum quantity requirements.
  		$products = $this->cart->getProducts();
  
  		foreach ($products as $product) {
  			$product_total = 0;
  
  			foreach ($products as $product_2) {
  				if ($product_2['product_id'] == $product['product_id']) {
  					$product_total += $product_2['quantity'];
  				}
  			}
  
  			if ($product['minimum'] > $product_total) {
  				$json['redirect'] = $this->url->link('checkout/cart');
  
  				break;
  			}
  		}
  
  		if (!$json) {
  			if (isset($this->request->post['shipping_address']) && $this->request->post['shipping_address'] == 'existing') {
  				$this->load->model('account/address');
  
  				if (empty($this->request->post['address_id'])) {
  					$json['error']['warning'] = $this->language->get('error_address');
  				} elseif (!in_array($this->request->post['address_id'], array_keys($this->model_account_address->getAddresses()))) {
  					$json['error']['warning'] = $this->language->get('error_address');
  				}
  
  				if (!$json) {
  					// Default Shipping Address
  					$this->load->model('account/address');
  
  					$this->session->data['shipping_address'] = $this->model_account_address->getAddress($this->request->post['address_id']);
  
  					unset($this->session->data['shipping_method']);
  					unset($this->session->data['shipping_methods']);
  				}
  			} else {
  				if ((utf8_strlen(trim($this->request->post['firstname'])) < 1) || (utf8_strlen(trim($this->request->post['firstname'])) > 32)) {
  					$json['error']['firstname'] = $this->language->get('error_firstname');
  				}
  
  				if ((utf8_strlen(trim($this->request->post['lastname'])) < 1) || (utf8_strlen(trim($this->request->post['lastname'])) > 32)) {
  					$json['error']['lastname'] = $this->language->get('error_lastname');
  				}
  
  				if ((utf8_strlen(trim($this->request->post['address_1'])) < 3) || (utf8_strlen(trim($this->request->post['address_1'])) > 128)) {
  					$json['error']['address_1'] = $this->language->get('error_address_1');
  				}
  
  				if ((utf8_strlen(trim($this->request->post['city'])) < 2) || (utf8_strlen(trim($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 && $country_info['postcode_required'] && (utf8_strlen(trim($this->request->post['postcode'])) < 2 || utf8_strlen(trim($this->request->post['postcode'])) > 10)) {
  					$json['error']['postcode'] = $this->language->get('error_postcode');
  				}
  
  				if ($this->request->post['country_id'] == '') {
  					$json['error']['country'] = $this->language->get('error_country');
  				}
  
  				if (!isset($this->request->post['zone_id']) || $this->request->post['zone_id'] == '' || !is_numeric($this->request->post['zone_id'])) {
  					$json['error']['zone'] = $this->language->get('error_zone');
  				}
  
  				// Custom field validation
  				$this->load->model('account/custom_field');
  
  				$custom_fields = $this->model_account_custom_field->getCustomFields($this->config->get('config_customer_group_id'));
  
  				foreach ($custom_fields as $custom_field) {
  					if (($custom_field['location'] == 'address') && $custom_field['required'] && empty($this->request->post['custom_field'][$custom_field['custom_field_id']])) {
  						$json['error']['custom_field' . $custom_field['custom_field_id']] = sprintf($this->language->get('error_custom_field'), $custom_field['name']);
  					} elseif (($custom_field['location'] == 'address') && ($custom_field['type'] == 'text') && !empty($custom_field['validation']) && !filter_var($this->request->post['custom_field'][$custom_field['custom_field_id']], FILTER_VALIDATE_REGEXP, array('options' => array('regexp' => $custom_field['validation'])))) {
                          $json['error']['custom_field' . $custom_field['custom_field_id']] = sprintf($this->language->get('error_custom_field'), $custom_field['name']);
                      }
  				}
  
  				if (!$json) {
  					// Default Shipping Address
  					$this->load->model('account/address');
  
  					$address_id = $this->model_account_address->addAddress($this->request->post);
  
  					$this->session->data['shipping_address'] = $this->model_account_address->getAddress($address_id);
  
  					unset($this->session->data['shipping_method']);
  					unset($this->session->data['shipping_methods']);
  
  					if ($this->config->get('config_customer_activity')) {
  						$this->load->model('account/activity');
  
  						$activity_data = array(
  							'customer_id' => $this->customer->getId(),
  							'name'        => $this->customer->getFirstName() . ' ' . $this->customer->getLastName()
  						);
  
  						$this->model_account_activity->addActivity('address_add', $activity_data);
  					}
  				}
  			}
  		}
  
  		$this->response->addHeader('Content-Type: application/json');
  		$this->response->setOutput(json_encode($json));
  	}
  }