<?php
/*------------------------------------------------------------------------------
  $Id$

  AbanteCart, Ideal OpenSource Ecommerce Solution
  http://www.AbanteCart.com

  Copyright © 2011-2017 Belavier Commerce LLC

  This source file is subject to Open Software License (OSL 3.0)
  License details is bundled with this package in the file LICENSE.txt.
  It is also available at this URL:
  <http://www.opensource.org/licenses/OSL-3.0>

 UPGRADE NOTE:
   Do not edit or add to this file if you wish to upgrade AbanteCart to newer
   versions in the future. If you wish to customize AbanteCart for your
   needs please refer to http://www.AbanteCart.com for more information.
------------------------------------------------------------------------------*/
if(!defined('DIR_CORE') || !IS_ADMIN){
	header('Location: static_pages/');
}
class ControllerPagesSaleOrder extends AController{
	public $data = array();
	public $error = array();

	public function main(){

		//init controller data
		$this->extensions->hk_InitData($this, __FUNCTION__);

		$this->document->setTitle($this->language->get('heading_title'));
		$this->document->initBreadcrumb(array(
				'href'      => $this->html->getSecureURL('index/home'),
				'text'      => $this->language->get('text_home'),
				'separator' => false
		));
		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order'),
				'text'      => $this->language->get('heading_title'),
				'separator' => ' :: ',
				'current'   => true
		));

		if(isset($this->session->data['error'])){
			$this->data['error_warning'] = $this->session->data['error'];
			unset($this->session->data['error']);
		} elseif(isset($this->error['warning'])){
			$this->data['error_warning'] = $this->error['warning'];
		} else{
			$this->data['error_warning'] = '';
		}

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

		//set content language to main language.
		if($this->language->getContentLanguageID() != $this->language->getLanguageID()){
			//reset content language
			$this->language->setCurrentContentLanguage($this->language->getLanguageID());
		}

		//outer parameters to filter the result 
		$extra_params = '';
		$extra_params .= $this->request->get['customer_id'] ? '&customer_id=' . $this->request->get['customer_id'] : '';
		$extra_params .= $this->request->get['product_id'] ? '&product_id=' . $this->request->get['product_id'] : '';

		$grid_settings = array(
			//id of grid
				'table_id'     => 'order_grid',
			// url to load data from
				'url'          => $this->html->getSecureURL('listing_grid/order', $extra_params),
				'editurl'      => $this->html->getSecureURL('listing_grid/order/update'),
				'update_field' => $this->html->getSecureURL('listing_grid/order/update_field'),
				'sortname'     => 'order_id',
				'sortorder'    => 'desc',
				'multiselect'  => 'true',
			// actions
				'actions'      => array(
						'print'  => array(
								'text'   => $this->language->get('button_invoice'),
								'href'   => $this->html->getSecureURL('sale/invoice', '&order_id=%ID%'),
								'target' => '_invoice'
						),
						'edit'   => array(
								'text'     => $this->language->get('text_edit'),
								'href'     => $this->html->getSecureURL('sale/order/update', '&order_id=%ID%'),
								'children' => array_merge(array(
										'quickview' => array(
								                'text' => $this->language->get('text_quick_view'),
								                'href' => $this->html->getSecureURL('sale/order/details', '&order_id=%ID%'),
						                        //quick view port URL
								                'vhref' => $this->html->getSecureURL('r/common/viewport/modal','&viewport_rt=sale/order/details&order_id=%ID%'),
				                                ),
										'details'  => array(
												'text' => $this->language->get('tab_order_details'),
												'href' => $this->html->getSecureURL('sale/order/details', '&order_id=%ID%'),
										),
										'shipping' => array(
												'text' => $this->language->get('tab_shipping'),
												'href' => $this->html->getSecureURL('sale/order/shipping', '&order_id=%ID%'),
										),
										'payment'  => array(
												'text' => $this->language->get('tab_payment'),
												'href' => $this->html->getSecureURL('sale/order/payment', '&order_id=%ID%'),
										),
										'files'    => array(
												'text' => $this->language->get('tab_files'),
												'href' => $this->html->getSecureURL('sale/order/files', '&order_id=%ID%'),
										),
										'history'  => array(
												'text' => $this->language->get('tab_history'),
												'href' => $this->html->getSecureURL('sale/order/history', '&order_id=%ID%'),
										)

								), (array)$this->data['grid_edit_expand'])
						),
						'save'   => array(
								'text' => $this->language->get('button_save'),
						),
						'delete' => array(
								'text' => $this->language->get('button_delete'),
						),
				),
		);

		$grid_settings['colNames'] = array(
				$this->language->get('column_order'),
				$this->language->get('column_name'),
				$this->language->get('column_status'),
				$this->language->get('column_date_added'),
				$this->language->get('column_total'),
		);
		$grid_settings['colModel'] = array(
				array('name'  => 'order_id',
				      'index' => 'order_id',
				      'width' => 60,
				      'align' => 'center',),
				array('name'  => 'name',
				      'index' => 'name',
				      'width' => 140,
				      'align' => 'center',),
				array('name'   => 'status',
				      'index'  => 'status',
				      'width'  => 140,
				      'align'  => 'center',
				      'search' => false),
				array('name'   => 'date_added',
				      'index'  => 'date_added',
				      'width'  => 90,
				      'align'  => 'center',
				      'search' => false),
				array('name'  => 'total',
				      'index' => 'total',
				      'width' => 90,
				      'align' => 'center'),
		);

		$this->loadModel('localisation/order_status');
		$results = $this->model_localisation_order_status->getOrderStatuses();
		$statuses = array(
				''    => $this->language->get('text_select_status'),
				'all' => $this->language->get('text_all_orders')
		);
		foreach($results as $item){
			$statuses[$item['order_status_id']] = $item['name'];
		}

		$form = new AForm();
		$form->setForm(array(
				'form_name' => 'order_grid_search',
		));

        //get search filter from cookie if requeted
        $search_params = array();
        if($this->request->get['saved_list']) {
            $grid_search_form = json_decode(html_entity_decode($this->request->cookie['grid_search_form']));
            if($grid_search_form->table_id == $grid_settings['table_id']) {
                parse_str($grid_search_form->params, $search_params);
            }
        }

		$grid_search_form = array();
		$grid_search_form['id'] = 'order_grid_search';
		$grid_search_form['form_open'] = $form->getFieldHtml(array(
				'type'   => 'form',
				'name'   => 'order_grid_search',
				'action' => '',
		));
		$grid_search_form['submit'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'submit',
				'text'  => $this->language->get('button_go'),
				'style' => 'button1',
		));
		$grid_search_form['reset'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'reset',
				'text'  => $this->language->get('button_reset'),
				'style' => 'button2',
		));
		$grid_search_form['fields']['status'] = $form->getFieldHtml(array(
				'type'    => 'selectbox',
				'name'    => 'status',
				'options' => $statuses,
                'value'   => $search_params['status']
		));
		$grid_settings['search_form'] = true;

		$grid = $this->dispatch('common/listing_grid', array($grid_settings));
		$this->view->assign('listing_grid', $grid->dispatchGetOutput());
		$this->view->assign('search_form', $grid_search_form);
		$this->view->assign('help_url', $this->gen_help_url('order_listing'));
		$this->view->assign('form_store_switch', $this->html->getStoreSwitcher());

		$this->document->setTitle($this->language->get('heading_title'));

		$this->processTemplate('pages/sale/order_list.tpl');

		//update controller data
		$this->extensions->hk_UpdateData($this, __FUNCTION__);
	}

	public function update(){

		//init controller data
		$this->extensions->hk_InitData($this, __FUNCTION__);

		$this->document->setTitle($this->language->get('heading_title'));

		if($this->request->is_POST() && $this->_validateForm()){

			if(has_value($this->request->post['order_product_id'])){ //if present - saving form modal
				$this->model_sale_order->editOrderProduct($this->request->get['order_id'], $this->request->post);
			} else{
				$this->model_sale_order->editOrder($this->request->get['order_id'], $this->request->post);
			}
						
			//recalc totals and update
			$this->session->data['success'] = $this->language->get('text_success');
			$this->session->data['attention'] = $this->language->get('attention_check_total');
			$this->redirect($this->html->getSecureURL('sale/order/recalc', '&order_id=' . $this->request->get['order_id']));
		}

		$this->redirect($this->html->getSecureURL('sale/order'));

		//update controller data
		$this->extensions->hk_UpdateData($this, __FUNCTION__);
	}

	public function details(){

		$args = func_get_args();
		$viewport_mode = isset($args[0]['viewport_mode']) ? $args[0]['viewport_mode'] : '';

		$this->data = array();
		$fields = array('email', 'telephone', 'fax', 'shipping_method', 'payment_method');

		//init controller data
		$this->extensions->hk_InitData($this, __FUNCTION__);

		$this->document->setTitle($this->language->get('heading_title'));

		if(has_value($this->session->data['error'])){
			$this->data['error']['warning'] = $this->session->data['error'];
			unset($this->session->data['error']);
		}

		$order_id = (int)$this->request->get['order_id'];
		if($this->request->is_POST() && $this->_validateForm()){
			$this->model_sale_order->editOrder($order_id, $this->request->post);
			if(has_value($this->request->post['downloads'])){
				$data = $this->request->post['downloads'];
				$this->loadModel('catalog/download');
				foreach($data as $order_download_id => $item){
					if($item['expire_date']){
						$item['expire_date'] = dateDisplay2ISO($item['expire_date'], $this->language->get('date_format_short'));
					} else{
						$item['expire_date'] = '';
					}
					$this->model_catalog_download->editOrderDownload($order_download_id, $item);
				}
			} else {
				//NOTE: Totals will be recalculated if forced so skip array is not needed.
				if($this->request->post['force_recalc']){
					$this->session->data['attention'] = $this->language->get('attention_check_total');
					$this->redirect($this->html->getSecureURL('sale/order/recalc', '&order_id=' . $order_id));
				} else if($this->request->post['force_recalc_single']){
					//recalc single only
					$skip_recalc = array();
					foreach($this->request->post['totals'] as $key => $value){
						if(has_value($value)){
							$skip_recalc[] = $key;
						}
					}			

					$enc = new AEncryption($this->config->get('encryption_key'));
					$this->redirect($this->html->getSecureURL(	'sale/order/recalc',
															'&order_id=' . $order_id.'&skip_recalc='.$enc->encrypt(serialize($skip_recalc))
																)
					);
				}
			}
		}

		$order_info = $this->model_sale_order->getOrder($order_id);

		$this->data['order_info'] = $order_info;

		//set content language to order language ID.
		if($this->language->getContentLanguageID() != $order_info['language_id']){
			//reset content language
			$this->language->setCurrentContentLanguage($order_info['language_id']);
		}

		if(empty($order_info)){
			$this->session->data['error'] = $this->language->get('error_order_load');
			$this->redirect($this->html->getSecureURL('sale/order'));
		}

		$this->document->initBreadcrumb(array(
				'href'      => $this->html->getSecureURL('index/home'),
				'text'      => $this->language->get('text_home'),
				'separator' => false
		));

		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order'),
				'text'      => $this->language->get('heading_title'),
				'separator' => ' :: '
		));
		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order/details', '&order_id=' . $order_id),
				'text'      => $this->language->get('heading_title') . ' #' . $order_id,
				'separator' => ' :: ',
				'current'   => true
		));

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

		$this->data['heading_title'] = $this->language->get('heading_title') . ' #' . $order_id;
		$this->data['token'] = $this->session->data['token'];
		$this->data['invoice_url'] = $this->html->getSecureURL('sale/invoice', '&order_id=' . $order_id);
		$this->data['button_invoice'] = $this->html->buildElement(array(
				'type' => 'button',
				'name' => 'generate_invoice',
				'text' => $this->language->get('button_generate')
		));
		$this->data['invoice_generate'] = $this->html->getSecureURL('sale/invoice/generate');
		$this->data['category_products'] = $this->html->getSecureURL('product/product/category');
		$this->data['product_update'] = $this->html->getSecureURL('catalog/product/update');
		$this->data['order_id'] = $order_id;
		$this->data['action'] = $this->html->getSecureURL('sale/order/details', '&order_id=' . $order_id);
		$this->data['cancel'] = $this->html->getSecureURL('sale/order');

		if($viewport_mode != 'modal'){
			$this->_initTabs('order_details');
		}

		// These only change for insert, not edit. To be added later
		$this->data['ip'] = $order_info['ip'];
		$this->data['history'] = $this->html->getSecureURL('sale/order/history', '&order_id=' . $order_id);
		$this->data['store_name'] = $order_info['store_name'];
		$this->data['store_url'] = $order_info['store_url'];
		$this->data['comment'] = nl2br($order_info['comment']);
		$this->data['firstname'] = $order_info['firstname'];
		$this->data['lastname'] = $order_info['lastname'];
		$this->data['lastname'] = $order_info['lastname'];
		$this->data['total'] = $this->currency->format($order_info['total'], $order_info['currency'], $order_info['value']);
		$this->data['date_added'] = dateISO2Display($order_info['date_added'], $this->language->get('date_format_short') . ' ' . $this->language->get('time_format'));
		if($order_info['customer_id']){
			$this->data['customer_href'] = $this->html->getSecureURL('sale/customer/update', '&customer_id=' . $order_info['customer_id']);
			$this->data['customer_vhref'] = $this->html->getSecureURL('r/common/viewport/modal', '&viewport_rt=sale/customer/update&customer_id=' . $order_info['customer_id']);
		}

		$this->loadModel('localisation/order_status');
		$status = $this->model_localisation_order_status->getOrderStatus($order_info['order_status_id']);
		if($status){
			$this->data['order_status'] = $status['name'];
		} else{
			$this->data['order_status'] = '';
		}

		$this->loadModel('sale/customer_group');
		$customer_group_info = $this->model_sale_customer_group->getCustomerGroup($order_info['customer_group_id']);
		if($customer_group_info){
			$this->data['customer_group'] = $customer_group_info['name'];
		} else{
			$this->data['customer_group'] = '';
		}

		if($order_info['invoice_id']){
			$this->data['invoice_id'] = $order_info['invoice_prefix'] . $order_info['invoice_id'];
		} else{
			$this->data['invoice_id'] = '';
		}

		foreach($fields as $f){
			if(isset ($this->request->post [$f])){
				$this->data [$f] = $this->request->post [$f];
			} elseif(isset($order_info[$f])){
				$this->data[$f] = $order_info[$f];
			} else{
				$this->data[$f] = '';
			}
		}

		$this->data['email'] = $this->html->buildInput(array(
				'name'  => 'email',
				'value' => $order_info['email']
		));
		$this->data['telephone'] = $this->html->buildInput(array(
				'name'  => 'telephone',
				'value' => $order_info['telephone']
		));

		$this->data['fax'] = $this->html->buildInput(array(
				'name'  => 'fax',
				'value' => $order_info['fax']
		));

		if(isset($order_info['im'])){
			foreach($order_info['im'] as $protocol=>$setting){
				$this->data['im'][$protocol] = $setting['uri'];
			}
		}

		$this->loadModel('catalog/product');
		$this->loadModel('catalog/category');
		$this->data['categories'] = $this->model_catalog_category->getCategories(0);

		$this->data['order_products'] = array();
		$order_products = $this->model_sale_order->getOrderProducts($order_id);

		foreach($order_products as $order_product){
			$option_data = array();

			$options = $this->model_sale_order->getOrderOptions($order_id, $order_product['order_product_id']);

			foreach($options as $option){
				$value = $option['value'];
				//generate link to download uploaded files
				if($option['element_type'] == 'U'){
					$file_settings = unserialize($option['settings']);
					$filename = $value;
					if (has_value($file_settings['directory'])) {
						$file = DIR_APP_SECTION . 'system/uploads/' . $file_settings['directory'] . '/' . $filename;
					} else {
						$file = DIR_APP_SECTION . 'system/uploads/' . $filename;
					}

					if(is_file($file)){
						$value = '<a href="' . $this->html->getSecureURL('tool/files/download', '&filename=' . urlencode($filename) . '&order_option_id='. (int)$option['order_option_id']) . '" title=" to download file" target="_blank">' . $value . '</a>';
					}else{
						$value = '<span title="file '.$file.' is unavailable">' . $value . '</span>';
					}

				}elseif($option['element_type']=='C' && $value==1){
					$value = '';
				}
				$title = '';
				// strip long textarea value
                if($option['element_type']=='T'){
                    $title = strip_tags($value);
                    $title = str_replace('\r\n',"\n",$title);

                    $value = str_replace('\r\n',"\n",$value);
	                if(mb_strlen($value) > 64){
		                $value = mb_substr($value, 0, 64) . '...';
	                }
		        }

				$option_data[] = array(
						'name'  => $option['name'],
						'value' => nl2br($value),
						'title' => $title
				);
			}

			//check if this product product is still available, so we can use reculculation against the cart
			$product = $this->model_catalog_product->getProduct($order_product['product_id']);
			if (empty($product) || !$product['status'] || $product['call_to_order']) {
				$this->data['no_recalc_allowed'] = true;	
				$product['status'] = 0;	
			} else if(dateISO2Int($product['date_available']) > time()){
				$this->data['no_recalc_allowed'] = true;		
				$product['status'] = 0;	
			}

			$this->data['order_products'][] = array(
					'order_product_id' => $order_product['order_product_id'],
					'product_id'       => $order_product['product_id'],
					'product_status'   => $product['status'],
					'name'             => $order_product['name'],
					'model'            => $order_product['model'],
					'option'           => $option_data,
					'quantity'         => $order_product['quantity'],
					'price'            => $this->currency->format($order_product['price'], $order_info['currency'], $order_info['value']),
					'total'            => $this->currency->format_total($order_product['price'], $order_product['quantity'], $order_info['currency'], $order_info['value']),
					'href'             => $this->html->getSecureURL('catalog/product/update', '&product_id=' . $order_product['product_id'])
			);			
			
		}

		$this->data['currency'] = $this->currency->getCurrency($order_info['currency']);

		$this->data['totals'] = $this->model_sale_order->getOrderTotals($order_id);
		//add enabled but not present totals such as dicount and fee.
		$add_missing = array('low_order_fee', 'handling', 'coupon', 'shipping', 'tax');
		$this->loadModel('setting/extension');
		$new_totals = array();
		$total_ext = $this->extensions->getExtensionsList(array('filter' => 'total'));
		if ($total_ext->rows) {
			foreach ($total_ext->rows as $row) {
				$match = false;				
				if(!$row['status'] || !in_array($row['key'], $add_missing)){
					continue;
				}		
				foreach ($this->data['totals'] as $total) {				
					if($row['key'] == $total['key'] ){
						$match = true;
						break;	
					}
				}	
				if(!$match){
					$new_totals[$row['key']] = $row['key'];
					$this->data['totals_add'][] = array(
						'key' => $row['key'],
						'type' => $this->config->get($row['key'].'_total_type'),
						'order_id' => $order_id,
						'title' => $row['key'],
						'text' => '',
						'value' => '',
						'sort_order' => $this->config->get($row['key'].'_sort_order'),					
					);
				}
			}
		}
		//check which totals we allow to edit (disable edit for missing and disabled totals. 
		foreach ($this->data['totals'] as &$ototal) {
			$ototal['unavailable'] = true;
			//is order prior to 1.2.2 upgrade? do not allow recalc
			if ( empty($ototal['key']) ) {
				$this->data['no_recalc_allowed'] = true;
				continue;
			}

			if ($total_ext->rows) {
				foreach ($total_ext->rows as $extn) {
					if(!$extn['status']) {
						//is total in this order missing? do not allow recalculate
						if(str_replace('_', '', $ototal['key']) == str_replace('_', '', $extn['key']) ){
							$this->data['no_recalc_allowed'] = true;
						}
						continue;
					}
					if(str_replace('_', '', $ototal['key']) == str_replace('_', '', $extn['key']) ){
						//all good, total is available 
						$ototal['unavailable'] = false;
					}
				}		
			}
		}
		//count duplicate keys to prevent delete od duplicate (such as tax)
		//issue with recalc of deleted items if duplicate keys 
       	$this->data['total_key_count'] = array();
		foreach($this->data['totals'] as $t_old) {
			$this->data['total_key_count'][$t_old['key']]++;
		}

		$this->data['form_title'] = $this->language->get('edit_title_details');
		$this->data['update'] = $this->html->getSecureURL('listing_grid/order/update_field', '&id=' . $order_id);
		$form = new AForm('HS');

		$form->setForm(array(
				'form_name' => 'orderFrm',
				'update'    => $this->data['update'],
		));

		$this->data['form']['id'] = 'orderFrm';
		$this->data['form']['form_open'] = $form->getFieldHtml(array(
				'type'   => 'form',
				'name'   => 'orderFrm',
				'attr'   => 'data-confirm-exit="true" class="aform form-horizontal"',
				'action' => $this->data['action'],
		));
		$this->data['form']['submit'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'submit',
				'text'  => $this->language->get('button_save'),
				'style' => 'button1',
		));
		$this->data['form']['cancel'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'cancel',
				'text'  => $this->language->get('button_cancel'),
				'style' => 'button2',
		));

		$this->data['new_total'] = $form->getFieldHtml(array(
				'type' => 'selectbox',
				'name' => 'new_total',
				'value' => $this->data['new_total'],
				'options' => $new_totals,
		));

		//if virtual product (no shippment);
		if(!$this->data['shipping_method']){
			$this->data['form']['fields']['shipping_method'] = $this->language->get('text_not_applicable');
		} else {
			$this->data['form']['fields']['shipping_method'] = $this->data['shipping_method'];
		}
		// no payment 
		if(!$this->data['payment_method']){
			$this->data['form']['fields']['payment_method'] = $this->language->get('text_not_applicable');
		} else {
			$this->data['form']['fields']['payment_method'] = $this->data['payment_method'];
		}			

		$this->data['add_product'] = $this->html->buildElement(array(
				'type'        => 'multiselectbox',
				'name'        => 'add_product',
				'value'       => '',
				'options'     => array(),
				'style'       => 'aform_noaction chosen',
				'ajax_url'    => $this->html->getSecureURL('r/product/product/products', '&currency_code=' . $this->data['currency']['code']),
				'placeholder' => $this->language->get('text_select_from_lookup'),
				'option_attr' => array('price') // list of json-item properties that becomes html5 attributes of option tag. Ex. price will be data-price="00.000"
		));

		$this->data['add_product_url'] = $this->html->getSecureURL('r/product/product/orderProductForm', '&order_id=' . $order_id);
		$this->data['edit_order_total'] = $this->html->getSecureURL('sale/order/recalc', '&order_id=' . $order_id);
		$this->data['delete_order_total'] = $this->html->getSecureURL('sale/order/delete_total', '&order_id=' . $order_id);

        $saved_list_data = json_decode(html_entity_decode($this->request->cookie['grid_params']));
        if($saved_list_data->table_id == 'order_grid') {
            $this->data['list_url'] = $this->html->getSecureURL('sale/order', '&saved_list=order_grid');
        }

		$this->view->batchAssign($this->data);
		$this->view->assign('help_url', $this->gen_help_url('order_details'));

        if($viewport_mode == 'modal'){
			$tpl = 'responses/viewport/modal/sale/order_details.tpl';
		}else{
			$this->addChild('pages/sale/order_summary', 'summary_form', 'pages/sale/order_summary.tpl');
			$tpl = 'pages/sale/order_details.tpl';
		}

		$this->processTemplate($tpl);

		//update controller data
		$this->extensions->hk_UpdateData($this, __FUNCTION__);
	}

	public function shipping(){

		$this->data = array();
		$fields = array(

				'shipping_firstname',
				'shipping_lastname',
				'shipping_company',
				'shipping_address_1',
				'shipping_address_2',
				'shipping_city',
				'shipping_postcode',
				'fax',
				'shipping_zone',
				'shipping_zone_id',
				'shipping_country',
				'shipping_country_id',
		);

		//init controller data
		$this->extensions->hk_InitData($this, __FUNCTION__);

		$this->document->setTitle($this->language->get('heading_title'));

		if($this->request->is_POST() && $this->_validateForm()){
			$this->model_sale_order->editOrder($this->request->get['order_id'], $this->request->post);
			$this->session->data['success'] = $this->language->get('text_success');
			$this->redirect($this->html->getSecureURL('sale/order/shipping', '&order_id=' . $this->request->get['order_id']));
		}

		if(isset($this->request->get['order_id'])){
			$order_id = (int)$this->request->get['order_id'];
		} else{
			$order_id = 0;
		}

		$order_info = $this->model_sale_order->getOrder($order_id);

		if(empty($order_info)){
			$this->session->data['error'] = $this->language->get('error_order_load');
			$this->redirect($this->html->getSecureURL('sale/order'));
		}

		//set content language to order language ID.
		if($this->language->getContentLanguageID() != $order_info['language_id']){
			//reset content language
			$this->language->setCurrentContentLanguage($order_info['language_id']);
		}

		$this->document->initBreadcrumb(array(
				'href'      => $this->html->getSecureURL('index/home'),
				'text'      => $this->language->get('text_home'),
				'separator' => false
		));

		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order'),
				'text'      => $this->language->get('heading_title'),
				'separator' => ' :: '
		));
		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order/details', '&order_id=' . $order_id),
				'text'      => $this->language->get('heading_title') . ' #' . $order_id,
				'separator' => ' :: '
		));
		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order/shipping', '&order_id=' . $order_id),
				'text'      => $this->language->get('tab_shipping'),
				'separator' => ' :: ',
				'current'   => true
		));

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

		$this->data['order_id'] = $order_id;
		$this->data['invoice_url'] = $this->html->getSecureURL('sale/invoice', '&order_id=' . $order_id);
		$this->data['button_invoice'] = $this->html->buildButton(array('name' => 'invoice', 'text' => $this->language->get('text_invoice'), 'style' => 'button3',));
		$this->data['action'] = $this->html->getSecureURL('sale/order/shipping', '&order_id=' . $order_id);
		$this->data['cancel'] = $this->html->getSecureURL('sale/order');
		$this->data['common_zone'] = $this->html->getSecureURL('common/zone');

		$this->_initTabs('shipping');

		foreach($fields as $f){
			if(isset ($this->request->post [$f])){
				$this->data [$f] = $this->request->post [$f];
			} elseif(isset($order_info[$f])){
				$this->data[$f] = $order_info[$f];
			}
		}

		$this->data['form_title'] = $this->language->get('edit_title_shipping');
		$this->data['update'] = $this->html->getSecureURL('listing_grid/order/update_field', '&id=' . $order_id);
		$form = new AForm('HS');

		$form->setForm(array(
				'form_name' => 'orderFrm',
				'update'    => $this->data['update'],
		));

		$this->data['form']['id'] = 'orderFrm';
		$this->data['form']['form_open'] = $form->getFieldHtml(array(
				'type'   => 'form',
				'name'   => 'orderFrm',
				'attr'   => 'data-confirm-exit="true" class="aform form-horizontal"',
				'action' => $this->data['action'],
		));
		$this->data['form']['submit'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'submit',
				'text'  => $this->language->get('button_save'),
				'style' => 'button1',
		));
		$this->data['form']['cancel'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'cancel',
				'text'  => $this->language->get('button_cancel'),
				'style' => 'button2',
		));

		foreach($fields as $f){
			if($f == 'shipping_zone') break;
			$name = str_replace('shipping_', '', $f);
			$this->data['form']['fields'][$name] = $form->getFieldHtml(array(
					'type'  => 'input',
					'name'  => $f,
					'value' => $this->data[$f],
			));
		}

		$this->data['form']['fields']['fax'] = $form->getFieldHtml(array(
				'type'  => 'input',
				'name'  => 'fax',
				'value' => $this->data['fax']
		));

		$this->loadModel('localisation/country');
		$this->data['countries'] = $this->model_localisation_country->getCountries();
		$this->data['countries'] = array_merge(array(0 => array('country_id' => 0, 'country_name' => $this->language->get('text_select_country'))), $this->data['countries']);

		$countries = array();
		foreach($this->data['countries'] as $country){
			$countries[$country['country_id']] = $country['name'];
		}
		if(!$this->data['shipping_country_id']){
			$this->data['shipping_country_id'] = $this->config->get('config_country_id');
		}

		$this->data['form']['fields']['country'] = $form->getFieldHtml(array(
				'type'    => 'selectbox',
				'name'    => 'shipping_country_id',
				'value'   => $this->data['shipping_country_id'],
				'options' => $countries
		));

		$this->data['form']['fields']['zone'] = $form->getFieldHtml(array(
				'type'    => 'selectbox',
				'name'    => 'shipping_zone_id',
				'value'   => '',
				'options' => array()
		));

		$this->addChild('pages/sale/order_summary', 'summary_form', 'pages/sale/order_summary.tpl');
		$this->view->assign('help_url', $this->gen_help_url('order_shipping'));
		$this->view->batchAssign($this->data);

		$this->processTemplate('pages/sale/order_shipping.tpl');

		//update controller data
		$this->extensions->hk_UpdateData($this, __FUNCTION__);
	}

	public function payment(){

		$this->data = array();
		$fields = array(
				'payment_firstname', 'payment_lastname', 'payment_company', 'payment_address_1', 'payment_address_2',
				'payment_city', 'payment_postcode', 'payment_zone', 'payment_zone_id', 'payment_country', 'payment_country_id',
		);

		//init controller data
		$this->extensions->hk_InitData($this, __FUNCTION__);

		$this->document->setTitle($this->language->get('heading_title'));

		if($this->request->is_POST() && $this->_validateForm()){
			$this->model_sale_order->editOrder($this->request->get['order_id'], $this->request->post);
			$this->session->data['success'] = $this->language->get('text_success');
			$this->redirect($this->html->getSecureURL('sale/order/payment', '&order_id=' . $this->request->get['order_id']));
		}

		if(isset($this->request->get['order_id'])){
			$order_id = (int)$this->request->get['order_id'];
		} else{
			$order_id = 0;
		}

		$order_info = $this->model_sale_order->getOrder($order_id);

		if(empty($order_info)){
			$this->session->data['error'] = $this->language->get('error_order_load');
			$this->redirect($this->html->getSecureURL('sale/order'));
		}

		//set content language to order language ID.
		if($this->language->getContentLanguageID() != $order_info['language_id']){
			//reset content language
			$this->language->setCurrentContentLanguage($order_info['language_id']);
		}

		$this->document->initBreadcrumb(array(
				'href'      => $this->html->getSecureURL('index/home'),
				'text'      => $this->language->get('text_home'),
				'separator' => false
		));

		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order'),
				'text'      => $this->language->get('heading_title'),
				'separator' => ' :: '
		));
		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order/details', '&order_id=' . $order_id),
				'text'      => $this->language->get('heading_title') . ' #' . $order_id,
				'separator' => ' :: '
		));
		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order/payment', '&order_id=' . $order_id),
				'text'      => $this->language->get('tab_payment'),
				'separator' => ' :: ',
				'current'   => true
		));

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

		$this->data['order_id'] = $order_id;
		$this->data['invoice_url'] = $this->html->getSecureURL('sale/invoice', '&order_id=' . $order_id);
		$this->data['button_invoice'] = $this->html->buildButton(array('name' => 'invoice', 'text' => $this->language->get('text_invoice'), 'style' => 'button3',));
		$this->data['action'] = $this->html->getSecureURL('sale/order/payment', '&order_id=' . $order_id);
		$this->data['cancel'] = $this->html->getSecureURL('sale/order');
		$this->data['common_zone'] = $this->html->getSecureURL('common/zone');

		$this->_initTabs('payment');

		foreach($fields as $f){
			if(isset ($this->request->post [$f])){
				$this->data [$f] = $this->request->post [$f];
			} elseif(isset($order_info[$f])){
				$this->data[$f] = $order_info[$f];
			}
		}

		$this->data['form_title'] = $this->language->get('edit_title_payment');
		$this->data['update'] = $this->html->getSecureURL('listing_grid/order/update_field', '&id=' . $order_id);
		$form = new AForm('HS');

		$form->setForm(array(
				'form_name' => 'orderFrm',
				'update'    => $this->data['update'],
		));

		$this->data['form']['id'] = 'orderFrm';
		$this->data['form']['form_open'] = $form->getFieldHtml(array(
				'type'   => 'form',
				'name'   => 'orderFrm',
				'attr'   => 'data-confirm-exit="true" class="aform form-horizontal"',
				'action' => $this->data['action'],
		));
		$this->data['form']['submit'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'submit',
				'text'  => $this->language->get('button_save'),
				'style' => 'button1',
		));
		$this->data['form']['cancel'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'cancel',
				'text'  => $this->language->get('button_cancel'),
				'style' => 'button2',
		));

		foreach($fields as $f){
			if($f == 'payment_zone') break;
			$name = str_replace('payment_', '', $f);
			$this->data['form']['fields'][$name] = $form->getFieldHtml(array(
					'type'  => 'input',
					'name'  => $f,
					'value' => $this->data[$f],
			));
		}

		$this->loadModel('localisation/country');
		$this->data['countries'] = $this->model_localisation_country->getCountries();

		$countries = array();
		foreach($this->data['countries'] as $country){
			$countries[$country['country_id']] = $country['name'];
		}

		if(!$this->data['payment_country_id']){
			$this->data['payment_country_id'] = $this->config->get('config_country_id');
		}

		$this->data['form']['fields']['country'] = $form->getFieldHtml(array(
				'type'    => 'selectbox',
				'name'    => 'payment_country_id',
				'value'   => $this->data['payment_country_id'],
				'options' => $countries,
				'style'   => 'no-save'
		));

		$this->data['form']['fields']['zone'] = $form->getFieldHtml(array(
				'type'    => 'selectbox',
				'name'    => 'payment_zone_id',
				'value'   => '',
				'options' => array(),
				'style'   => 'no-save'
		));

		$this->addChild('pages/sale/order_summary', 'summary_form', 'pages/sale/order_summary.tpl');

		$this->view->assign('help_url', $this->gen_help_url('order_payment'));
		$this->view->batchAssign($this->data);

		$this->processTemplate('pages/sale/order_payment.tpl');

		//update controller data
		$this->extensions->hk_UpdateData($this, __FUNCTION__);
	}

	public function history(){

		//init controller data
		$this->extensions->hk_InitData($this, __FUNCTION__);

		$this->data = array();
		$this->document->setTitle($this->language->get('heading_title'));

		if($this->request->is_POST() && $this->_validateForm()){
			$this->model_sale_order->addOrderHistory($this->request->get['order_id'], $this->request->post);
			$this->session->data['success'] = $this->language->get('text_success');
			$this->redirect($this->html->getSecureURL('sale/order/history', '&order_id=' . $this->request->get['order_id']));
		}

		if(isset($this->request->get['order_id'])){
			$order_id = (int)$this->request->get['order_id'];
		} else{
			$order_id = 0;
		}

		$order_info = $this->model_sale_order->getOrder($order_id);

		if(empty($order_info)){
			$this->session->data['error'] = $this->language->get('error_order_load');
			$this->redirect($this->html->getSecureURL('sale/order'));
		}

		//set content language to order language ID.
		if($this->language->getContentLanguageID() != $order_info['language_id']){
			//reset content language
			$this->language->setCurrentContentLanguage($order_info['language_id']);
		}

		$this->document->initBreadcrumb(array(
				'href'      => $this->html->getSecureURL('index/home'),
				'text'      => $this->language->get('text_home'),
				'separator' => false
		));

		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order'),
				'text'      => $this->language->get('heading_title'),
				'separator' => ' :: '
		));
		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order/details', '&order_id=' . $order_id),
				'text'      => $this->language->get('heading_title') . ' #' . $order_id,
				'separator' => ' :: '
		));
		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order/history', '&order_id=' . $order_id),
				'text'      => $this->language->get('tab_history'),
				'separator' => ' :: ',
				'current'   => true
		));

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

		$this->loadModel('localisation/order_status');
		$results = $this->model_localisation_order_status->getOrderStatuses();
		$statuses = array('' => $this->language->get('text_select_status'),);
		foreach($results as $item){
			$statuses[$item['order_status_id']] = $item['name'];
		}

		$this->data['order_id'] = $order_id;
		$this->data['invoice_url'] = $this->html->getSecureURL('sale/invoice', '&order_id=' . $order_id);
		$this->data['button_invoice'] = $this->html->buildButton(array('name' => 'invoice', 'text' => $this->language->get('text_invoice'), 'style' => 'button3',));
		$this->data['order_history'] = $this->html->getSecureURL('sale/order_history');
		$this->data['cancel'] = $this->html->getSecureURL('sale/order');

		$this->_initTabs('history');

		$this->data['action'] = $this->html->getSecureURL('sale/order/history', '&order_id=' . $order_id);
		$this->data['form_title'] = $this->language->get('text_edit') . ' ' . $this->language->get('tab_history');
		$form = new AForm('ST');

		$form->setForm(array(
				'form_name' => 'orderFrm',
				'update'    => $this->data['update'],
		));

		$this->data['form']['id'] = 'orderFrm';
		$this->data['form']['form_open'] = $form->getFieldHtml(array(
				'type'   => 'form',
				'name'   => 'orderFrm',
				'attr'   => 'data-confirm-exit="true" class="aform form-horizontal"',
				'action' => $this->data['action'],
		));
		$this->data['form']['submit'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'submit',
				'text'  => $this->language->get('button_add_history'),
				'style' => 'button1',
		));
		$this->data['form']['cancel'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'cancel',
				'text'  => $this->language->get('button_cancel'),
				'style' => 'button2',
		));

		$this->data['form']['fields']['order_status'] = $form->getFieldHtml(array(
				'type'    => 'selectbox',
				'name'    => 'order_status_id',
				'value'   => $order_info['order_status_id'],
				'options' => $statuses,
		));
		$this->data['form']['fields']['notify'] = $form->getFieldHtml(array(
				'type'    => 'checkbox',
				'name'    => 'notify',
				'value'   => 1,
				'checked' => false,
				'style'   => 'btn_switch'
		));
		$this->data['form']['fields']['append'] = $form->getFieldHtml(array(
				'type'  => 'checkbox',
				'name'  => 'append',
				'value' => 1,
				'style' => 'btn_switch',
		));
		$this->data['form']['fields']['comment'] = $form->getFieldHtml(array(
				'type'  => 'textarea',
				'name'  => 'comment',
				'style' => 'large-field',
		));

		$this->data['histories'] = array();
		$results = $this->model_sale_order->getOrderHistory($this->request->get['order_id']);
		foreach($results as $result){
			$this->data['histories'][] = array(
					'date_added' => dateISO2Display(
							$result['date_added'],
							$this->language->get('date_format_short').' '.$this->language->get('time_format')
					),
					'status'     => $result['status'],
					'comment'    => nl2br($result['comment']),
					'notify'     => $result['notify'] ? $this->language->get('text_yes') : $this->language->get('text_no')
			);
		}

		$this->addChild('pages/sale/order_summary', 'summary_form', 'pages/sale/order_summary.tpl');

		$this->view->assign('help_url', $this->gen_help_url('order_history'));
		$this->view->batchAssign($this->data);
		$this->processTemplate('pages/sale/order_history.tpl');

		//update controller data
		$this->extensions->hk_UpdateData($this, __FUNCTION__);
	}


	public function payment_details(){

		//init controller data
		$this->extensions->hk_InitData($this, __FUNCTION__);
		$this->loadLanguage('sale/order');

		$this->data = array();

		$this->document->setTitle($this->language->get('title_payment_details'));

		$order_id = (int)$this->request->get['order_id'];
		$this->data['order_id'] = $order_id;

		$order_info = $this->model_sale_order->getOrder($order_id);
		$this->data['order_info'] = $order_info;

		if(empty($order_info)){
			$this->session->data['error'] = $this->language->get('error_order_load');
			$this->redirect($this->html->getSecureURL('sale/order'));
		}

		//set content language to order language ID.
		if($this->language->getContentLanguageID() != $order_info['language_id']){
			//reset content language
			$this->language->setCurrentContentLanguage($order_info['language_id']);
		}

		$this->document->initBreadcrumb(array(
				'href'      => $this->html->getSecureURL('index/home'),
				'text'      => $this->language->get('text_home'),
				'separator' => false
		));

		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order'),
				'text'      => $this->language->get('heading_title'),
				'separator' => ' :: '
		));
		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order/payment_details', '&order_id=' . $order_id),
				'text'      => $this->language->get('title_payment_details') . ' #' . $order_info['order_id'],
				'separator' => ' :: ',
				'current'   => true
		));

		$this->data['invoice_url'] = $this->html->getSecureURL('sale/invoice', '&order_id=' . $order_id);
		$this->_initTabs('payment_details');

		//NOTE: This is an empty controller to be hooked from extenions 

		$this->view->batchAssign($this->data);

		$this->addChild('pages/sale/order_summary', 'summary_form', 'pages/sale/order_summary.tpl');
		$this->view->assign('help_url', $this->gen_help_url('order_history'));
		$this->processTemplate('pages/sale/order_payment_details.tpl');

		$this->extensions->hk_UpdateData($this, __FUNCTION__);
	}

	private function _validateForm(){
		if(!$this->user->canModify('sale/order')){
			$this->error['warning'] = $this->language->get('error_permission');
		}

		$this->extensions->hk_ValidateData($this);

		if(!$this->error){
			return true;
		} else{
			return false;
		}
	}

	private function _initTabs($active){

		$this->data['active'] = $active;
		//load tabs controller
		$tabs_obj = $this->dispatch('pages/sale/order_tabs', array($this->data));
		$this->data['order_tabs'] = $tabs_obj->dispatchGetOutput();

	}

	public function files(){

		$this->data = array();
		//init controller data
		$this->extensions->hk_InitData($this, __FUNCTION__);

		$this->document->setTitle($this->language->get('heading_title'));

		if(has_value($this->session->data['error'])){
			$this->data['error']['warning'] = $this->session->data['error'];
			unset($this->session->data['error']);
		}

		if(isset($this->request->get['order_id'])){
			$order_id = $this->request->get['order_id'];
		} else{
			$order_id = 0;
		}

		if($this->request->is_POST() && $this->_validateForm()){
			if(has_value($this->request->post['downloads'])){
				$data = $this->request->post['downloads'];
				$this->loadModel('catalog/download');
				foreach($data as $order_download_id => $item){
					if(isset($item['expire_date'])){
						$item['expire_date'] = $item['expire_date'] ? dateDisplay2ISO($item['expire_date'], $this->language->get('date_format_short')) : '';
					}
					$this->model_catalog_download->editOrderDownload($order_download_id, $item);
				}
			}
			//add download to order
			if(has_value($this->request->post['push'])){
				$this->load->library('json');
				foreach($this->request->post['push'] as $order_product_id => $download_id){

					if($download_id){
						$download_info = $this->download->getDownloadInfo($download_id);
						$download_info['attributes_data'] = serialize($this->download->getDownloadAttributesValues($download_id));
						$this->download->addProductDownloadToOrder($order_product_id, $order_id, $download_info);
					}
				}
			}

			$this->session->data['success'] = $this->language->get('text_success');
			$this->redirect($this->html->getSecureURL('sale/order/files', '&order_id=' . $this->request->get['order_id']));
		}


		$order_info = $this->model_sale_order->getOrder($order_id);
		$this->data['order_info'] = $order_info;

		//set content language to order language ID.
		if($this->language->getContentLanguageID() != $order_info['language_id']){
			//reset content language
			$this->language->setCurrentContentLanguage($order_info['language_id']);
		}

		if(empty($order_info)){
			$this->session->data['error'] = $this->language->get('error_order_load');
			$this->redirect($this->html->getSecureURL('sale/order'));
		}

		$this->document->initBreadcrumb(array(
				'href'      => $this->html->getSecureURL('index/home'),
				'text'      => $this->language->get('text_home'),
				'separator' => false
		));

		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order'),
				'text'      => $this->language->get('heading_title'),
				'separator' => ' :: '
		));
		$this->document->addBreadcrumb(array(
				'href'      => $this->html->getSecureURL('sale/order/files', '&order_id=' . $this->request->get['order_id']),
				'text'      => $this->language->get('heading_title') . ' #' . $order_info['order_id'],
				'separator' => ' :: ',
				'current'   => true
		));

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

		$this->data['heading_title'] = $this->language->get('heading_title') . ' #' . $order_info['order_id'];
		$this->data['token'] = $this->session->data['token'];
		$this->data['invoice_url'] = $this->html->getSecureURL('sale/invoice', '&order_id=' . (int)$this->request->get['order_id']);
		$this->data['button_invoice'] = $this->html->buildButton(
				array(
						'name' => 'btn_invoice',
						'text' => $this->language->get('text_invoice')
				));
		$this->data['invoice_generate'] = $this->html->getSecureURL('sale/invoice/generate');
		$this->data['category_products'] = $this->html->getSecureURL('product/product/category');
		$this->data['product_update'] = $this->html->getSecureURL('catalog/product/update');
		$this->data['order_id'] = $this->request->get['order_id'];
		$this->data['action'] = $this->html->getSecureURL('sale/order/files', '&order_id=' . $this->request->get['order_id']);
		$this->data['cancel'] = $this->html->getSecureURL('sale/order');

		$this->_initTabs('files');

		$this->loadModel('localisation/order_status');
		$status = $this->model_localisation_order_status->getOrderStatus($order_info['order_status_id']);
		if($status){
			$this->data['order_status'] = $status['name'];
		} else{
			$this->data['order_status'] = '';
		}

		$this->loadModel('sale/customer_group');
		$customer_group_info = $this->model_sale_customer_group->getCustomerGroup($order_info['customer_group_id']);
		if($customer_group_info){
			$this->data['customer_group'] = $customer_group_info['name'];
		} else{
			$this->data['customer_group'] = '';
		}

		$this->data['form_title'] = $this->language->get('edit_title_files');
		$this->data['update'] = $this->html->getSecureURL('listing_grid/order/update_field', '&id=' . $this->request->get['order_id']);
		$form = new AForm('HS');

		$form->setForm(array(
				'form_name' => 'orderFrm',
				'update'    => $this->data['update'],
		));

		$this->data['form']['id'] = 'orderFrm';
		$this->data['form']['form_open'] = $form->getFieldHtml(array(
				'type'   => 'form',
				'name'   => 'orderFrm',
				'attr'   => 'data-confirm-exit="true" class="aform form-horizontal"',
				'action' => $this->data['action'],
		));
		$this->data['form']['submit'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'submit',
				'text'  => $this->language->get('button_save'),
				'style' => 'button1',
		));
		$this->data['form']['cancel'] = $form->getFieldHtml(array(
				'type'  => 'button',
				'name'  => 'cancel',
				'text'  => $this->language->get('button_cancel'),
				'style' => 'button2',
		));

		$this->loadModel('catalog/download');
		$all_downloads = $this->model_catalog_download->getDownloads();

		$options = array('' => $this->language->get('text_push_download'));
		foreach($all_downloads as $d){
			$options[$d['download_id']] = $d['name'] . ' (' . $d['mask'] . ')';
		}


		$this->addChild('pages/sale/order_summary', 'summary_form', 'pages/sale/order_summary.tpl');

		/** ORDER DOWNLOADS */
		$this->data['downloads'] = array();
		$order_downloads = $this->model_sale_order->getOrderDownloads($this->request->get['order_id']);

		if($order_downloads){
			//get thumbnails by one pass
            $resource = new AResource('image');
            $thumbnails = $resource->getMainThumbList(
                    'products',
		            array_keys($order_downloads),
                    $this->config->get('config_image_grid_width'),
                    $this->config->get('config_image_grid_height')
            );

			$this->loadModel('catalog/download');
			foreach($order_downloads as $product_id => $order_download){
				$downloads = (array)$order_download['downloads'];
				$this->data['order_downloads'][$product_id]['product_name'] = $order_download['product_name'];
				$this->data['order_downloads'][$product_id]['product_thumbnail'] = $thumbnails[ $product_id ];

				foreach($downloads as $download_info){
					$download_info['order_status_id'] = $order_info['order_status_id'];
					$attributes = $this->download->getDownloadAttributesValuesForDisplay($download_info['download_id']);
					$is_file = $this->download->isFileAvailable($download_info['filename']);
					foreach($download_info['download_history'] as &$h){
						$h['time'] = dateISO2Display($h['time'], $this->language->get('date_format_short') . ' ' . $this->language->get('time_format'));
					}
					unset($h);

					$status_text = $this->model_catalog_download->getTextStatusForOrderDownload($download_info);

					if($status_text){
						$status = $status_text;
					} else{
						$status = $form->getFieldHtml(array(
								'type'  => 'checkbox',
								'name'  => 'downloads[' . (int)$download_info['order_download_id'] . '][status]',
								'value' => $download_info['status'],
								'style' => 'btn_switch',
						));
					}

					$this->data['order_downloads'][$product_id]['downloads'][] = array(
							'name'             => $download_info['name'],
							'attributes'       => $attributes,
							'href'             => $this->html->getSecureURL('catalog/product_files', '&product_id=' . $product_id . '&download_id=' . $download_info['download_id']),
							'resource'         => $download_info['filename'],
							'is_file'          => $is_file,
							'mask'             => $download_info['mask'],
							'status'           => $status,
							'remaining'        => $form->getFieldHtml(array(
									'type'        => 'input',
									'name'        => 'downloads[' . (int)$download_info['order_download_id'] . '][remaining_count]',
									'value'       => $download_info['remaining_count'],
									'placeholder' => '-',
									'style'       => 'small-field'
							)),
							'expire_date'      => $form->getFieldHtml(
									array(
											'type'       => 'date',
											'name'       => 'downloads[' . (int)$download_info['order_download_id'] . '][expire_date]',
											'value'      => ($download_info['expire_date'] ? dateISO2Display($download_info['expire_date']) : ''),
											'default'    => '',
											'dateformat' => format4Datepicker($this->language->get('date_format_short')),
											'highlight'  => 'future',
											'style'      => 'medium-field')),
							'download_history' => $download_info['download_history']
					);
					$this->data['order_downloads'][$product_id]['push_download'] = $form->getFieldHtml(array(
							'type'        => 'selectbox',
							'name'        => 'push[' . (int)$download_info['order_download_id'] . ']',
							'value'       => '',
							'options'     => $options,
							'style'       => 'chosen no-save',
							'placeholder' => $this->language->get('text_push_download')
					));
				}
			}
		} else{
			$this->redirect($this->html->getSecureURL('sale/order/details', '&order_id=' . $this->request->get['order_id']));
		}

		$this->view->batchAssign($this->data);
		$this->view->assign('help_url', $this->gen_help_url('order_files'));

		$this->processTemplate('pages/sale/order_files.tpl');

		//update controller data
		$this->extensions->hk_UpdateData($this, __FUNCTION__);
	}

	/**
	 * Response controller to recalculate an order in admin
	 * IMPORTANT: To prevent conflict of models, call independently
	 * @void
 	*/
	public function recalc() {
  
 		$this->extensions->hk_InitData($this, __FUNCTION__);

   		$order_id = $this->request->get['order_id'];
   		$skip_recalc = array();
   		$new_totals = array();   		
   		//$log_msg = '';

		if (!$this->user->canModify('sale/order')) {
			$this->session->data['error'] = $this->language->get('error_permission'); 
      		return 0;
		} else if ( !has_value($order_id) ) {
			$this->session->data['error'] = "Missing required details";
      		return 0;
    	}
    	
		//do we have to skip recalc for some totals?
		if($this->request->get['skip_recalc']) {
			$enc = new AEncryption($this->config->get('encryption_key'));
			$skip_recalc = unserialize($enc->decrypt($this->request->get['skip_recalc']));
		}
		//do we have total values passed?
		if($this->request->post['totals']) {
			$new_totals = $this->request->post['totals'];
		}

   		//do we need to add new total record?
		/**
		 * @var $adm_order_mdl ModelSaleOrder
		 */
	  	$adm_order_mdl = $this->load->model('sale/order');
		if($this->request->post['key'] && $order_id) {
			$new_total = $this->request->post;
	  		$order_total_id = $adm_order_mdl->addOrderTotal($order_id, $new_total);
			$skip_recalc[] = $order_total_id;
		}
  				
		$order = new AOrderManager( $order_id );
		//Recalc. If total has changed from original, update and create a log to order history
		$t_ret = $order->recalcTotals($skip_recalc, $new_totals);
		if( !$t_ret || $t_ret['error'] ) {
			$this->session->data['error'] = "Error recalculating totals! " . $t_ret['error'];			
		} else {
			$this->session->data['success'] = $this->language->get('text_success');
		}
				
		$this->redirect($this->html->getSecureURL('sale/order/details', '&order_id=' . $order_id));

		//update controller data
		$this->extensions->hk_UpdateData($this, __FUNCTION__);
		return true;
	}	

	public function delete_total() {
  
 		$this->extensions->hk_InitData($this, __FUNCTION__);

   		$order_id = $this->request->get['order_id'];
   		$order_total_id = $this->request->get['order_total_id'];
   		//$log_msg = '';
		if(has_value($order_id) && has_value($order_total_id)){
			/**
			 * @var $adm_order_mdl ModelSaleOrder
			 */
	  		$adm_order_mdl = $this->load->model('sale/order');
	  		$original_totals = $adm_order_mdl->getOrderTotals($order_id);
	  		$tobe_deleted = array();
			foreach($original_totals as $total) {
			    if($order_total_id == $total['order_total_id']){
			    	$tobe_deleted = $total;
			    	break;
			    }
			}
			if(empty($tobe_deleted)) {
				$this->session->data['error'] = "Error deleting total!";			
			} else {
		  		$adm_order_mdl->deleteOrderTotal($order_id, $order_total_id);
		  		//recalculate order total
		  		$order = new AOrderManager( $order_id );
				$t_ret = $order->recalcTotals();
				if( !$t_ret || $t_ret['error'] ) {
					$this->session->data['error'] = "Error recalculating totals! " . $t_ret['error'];			
				} else {
					$this->session->data['success'] = $this->language->get('text_success');
					$this->session->data['attention'] = $this->language->get('attention_check_total');		
				}
			}
		}

		$this->redirect($this->html->getSecureURL('sale/order/details', '&order_id=' . $order_id));

		//update controller data
		$this->extensions->hk_UpdateData($this, __FUNCTION__);
	}
}