<?php
class DeliveryNoteEdiXML
{

    private $xml;
    private $id;
    private $wz; 
    private $sale;

    private $ediDeliveryNotesPath = '/var/edi/twinpol/deliveryNotes/';
    
    function DeliveryNoteEdiXML ($id)
    {
        $this->id = $id;
        $this->wz = new EcmStockDocOut();
        $this->wz->retrieve($this->id);
        $this->sale = new EcmSale();
        $this->sale->retrieve($this->wz->so_id);
    }

    public function getXML () {
        $this->xml = $this->createDeliveryNoteXML();
        $this->xml->flush();
    }

    private function createDeliveryNoteXML () {
        global $timedate;
        $wz = $this->wz;
        $sale = $this->sale;
        $xml = new XMLWriter();
        $name = str_replace('/', '_', $wz->document_no);
        $name = str_replace(' ', '', $name);
        $name = str_replace('DN', '', $name);
        $xml->openURI($this->ediDeliveryNotesPath . $name . '.xml');
        $xml->startDocument('1.0', 'UTF-8');  
        $xml->startElement('Document-DespatchAdvice');
        $xml->startElement('DespatchAdvice-Header');
        $xml->writeElement('DespatchAdviceNumber', $wz->document_no); // numer delivery note
        $xml->writeElement('DespatchAdviceDate', $timedate->to_db_date($wz->register_date));
        // create element DeliveryDate with register_date plus one day 
        $date = new DateTime($wz->register_date);
        $date->add(new DateInterval('P1D'));
        if ($date->format('N') == 6) { // sobota/niedziela => poniedziałek
            $date->add(new DateInterval('P2D'));
        } elseif ($date->format('N') == 7) {
            $date->add(new DateInterval('P1D'));
        }
        $xml->writeElement('ExpectedDeliveryDate', $date->format('Y-m-d')); // spodziewana data dostawy 
        $xml->writeElement('ExpectedDeliveryTime', '10:00'); // spodziewana godzina dostawy
        $xml->writeElement('EstimatedDeliveryDate', $date->format('Y-m-d')); // spodziewana data dostawy 
        $xml->writeElement('EstimatedDeliveryTime', '10:00'); // spodziewana godzina dostawy
        $xml->writeElement('EstimatedDeliveryDate', $date->format('Y-m-d')); // spodziewana data dostawy 
        $xml->writeElement('EstimatedDeliveryTime', '08:00'); // spodziewana godzina dostawy
        $xml->writeElement('EarliestDeliveryDate', $date->format('Y-m-d')); 
        $xml->writeElement('EarliestDeliveryTime', '08:00');
        $date->add(new DateInterval('P3D'));
        if ($date->format('N') == 6) { // sobota/niedziela => poniedziałek
            $date->add(new DateInterval('P2D'));
        } elseif ($date->format('N') == 7) {
            $date->add(new DateInterval('P1D'));
        }
        $xml->writeElement('LatestDeliveryDate', $date->format('Y-m-d')); 
        $xml->writeElement('LatestDeliveryTime', '16:00');
        $xml->writeElement('BuyerOrderNumber', $sale->parent_document_no);
        $xml->writeElement('SupplierOrderNumber', $sale->document_no);
        $xml->writeElement('BuyerOrderDate', $timedate->to_db_date($sale->register_date));
        $xml->writeElement('SupplierOrderDate', $timedate->to_db_date($sale->register_date));
        $xml->writeElement('DespatchNumber', $wz->document_no);
        $xml->writeElement('DespatchDate', $timedate->to_db_date($wz->register_date));
        $xml->writeElement('ShipmentDate', $timedate->to_db_date($wz->register_date));
        $xml->writeElement('MessageType', 'DA');
        $xml->writeElement('DocumentFunctionCode', 'O');
        $xml->endElement(); // DespatchAdvice-Header
        $xml->startElement('DespatchAdvice-Parties');
        $xml->startElement('Buyer');
        $a = new Account();
        $a->retrieve($sale->parent_id);
        if (! $sale->parent_iln || $sale->parent_iln == '')
            $sale->parent_iln = $a->iln;
        $xml->writeElement('ILN', $sale->parent_iln); 
        $xml->writeElement('TaxID', $sale->parent_nip);
        $xml->writeElement('Name', $sale->parent_name);
        $xml->writeElement('StreetAndNumber', $sale->parent_address_street);
        $xml->writeElement('CityName', $sale->parent_address_city);
        $xml->writeElement('PostalCode', $sale->parent_address_postalcode);
        $xml->writeElement('Country', 'PL');   
        $xml->endElement(); // Buyer
        $xml->startElement('Seller');
        $xml->writeElement('ILN', '5909000837119');
        $xml->writeElement('TaxID', '8792676609');
        $xml->writeElement('Name', 'Twinpol Sp. z o.o.');
        $xml->writeElement('StreetAndNumber', 'Al. Lipowa 48');
        $xml->writeElement('CityName', 'Obrowo');
        $xml->writeElement('PostalCode', '87-126');
        $xml->writeElement('Country', 'PL');
        $xml->endElement(); // Seller
        $xml->startElement('DeliveryPoint');
        $xml->writeElement('ILN', $sale->shipping_iln); 
        $xml->writeElement('Name', $sale->shipping_address_name);
        $xml->writeElement('StreetAndNumber', $sale->shipping_address_street);
        $xml->writeElement('CityName', $sale->shipping_address_city);
        $xml->writeElement('PostalCode', $sale->shipping_address_postalcode);
        $xml->writeElement('Country', 'PL');   
        $xml->endElement(); // DeliveryPoint                            
        $xml->startElement('SellerHeadquarters');
        $xml->writeElement('ILN', '5909000837119');
        $xml->writeElement('TaxID', '8792676609');
        $xml->writeElement('Name', 'Twinpol Sp. z o.o.');
        $xml->writeElement('StreetAndNumber', 'Al. Lipowa 48');
        $xml->writeElement('CityName', 'Obrowo');
        $xml->writeElement('PostalCode', '87-126');
        $xml->writeElement('Country', 'PL');
        $xml->endElement(); // SellerHeadquarters
        $xml->startElement('ShipFrom');
        $xml->writeElement('ILN', '5909000837119');
        $xml->writeElement('TaxID', '8792676609');
        $xml->writeElement('Name', 'Twinpol Sp. z o.o.');
        $xml->writeElement('StreetAndNumber', 'Al. Lipowa 48');
        $xml->writeElement('CityName', 'Obrowo');
        $xml->writeElement('PostalCode', '87-126');
        $xml->writeElement('Country', 'PL');
        $xml->endElement(); // ShipFrom
        $xml->endElement(); // DespatchAdvice-Parties

        $xml->startElement('DespatchAdvice-Consignment');
        $xml->startElement('Packing-Sequence');
        $xml->startElement('Packing-Reference');
        $xml->writeElement('PackageId', '1');
        $xml->endElement(); // Packing-Reference
        
        $xml->startElement('Line');
        $pl = $wz->getPositionList(true);
        $db = $GLOBALS['db'];
        foreach ($pl as $p) {
            $ean = $db->fetchByAssoc($db->query("SELECT ean as ean FROM ecmproducts WHERE id = '" . $p['product_id'] . "'"));
            if (strlen($p['name']) > 70){
            	mb_internal_encoding("UTF-8");

            	$p['name'] = mb_substr($p['name'], 0, 67, "utf-8") . '...';
         
            }   
            $xml->startElement('Line-Item');
            $xml->writeElement('LineNumber', $p['position']+1);
            $xml->writeElement('EAN', $ean['ean']);
            $xml->writeElement('BuyerItemCode', $p['recipient_code']);
            $xml->writeElement('SupplierItemCode', $p['product_code']);
            $xml->writeElement('ItemDescription', $p['name']);
            $xml->writeElement('QuantityDespatched', $p['quantity']);
            $xml->endElement(); // Line
        }
        $xml->endElement(); // Lines
        $xml->endElement(); // Packing-Sequence
        $xml->endElement(); // DespatchAdvice-Consignment
        $xml->endElement(); // Document-DespatchAdvice
        return $xml;
    }
}

function brecho() {
    echo '<pre>';
    foreach (func_get_args() as $arg) {
        print_r($arg);
        echo "<br>";
    }
    echo '</pre>';
}