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Code Editor : sunat.php

<?php

//para servidor:
    require_once "../sunat/librerias/robrichards/src/xmlseclibs.php";
    require_once "../sunat/librerias/pclzip/pclzip.lib.php";
    require_once "../sunat/librerias/feedsoap/feedSoap.php";
    include_once "../pdf/letras/NumeroALetras.php";

use RobRichards\XMLSecLibs\XMLSecurityDSig;
    use RobRichards\XMLSecLibs\XMLSecurityKey;

function wsdlURL() 
    {
        //URL BETA para enviar las solicitudes a SUNAT
        $beta = 'https://e-beta.sunat.gob.pe/ol-ti-itcpfegem-beta/billService?wsdl';
        
        //URL PRODUCCION para enviar las solicitudes a SUNAT
        $prod = realpath(base_path().'/sunat/webservice/production.xml');

if (env('URL_SUNAT') == "BETA") {
            return $beta;
        } else {
            return $prod;
        }
    }

function wsdlURL_Cdr() 
    {
        //$cdr = 'https://www.sunat.gob.pe/ol-it-wsconscpegem/billConsultService?wsdl';

$cdr = 'https://e-factura.sunat.gob.pe/ol-it-wsconscpegem/billConsultService?wsdl';

return $cdr;
    }

function soapCall($wsdlURL, $callFunction = "", $XMLString) 
    {
        $client = new feedSoap($wsdlURL, array('trace' => true));
        $reply  = $client->SoapClientCall($XMLString);
        $client->__call("$callFunction", array(), array());
        return $client->__getLastResponse();
    }
    function obtenerArchivosPEM()
    {     
        //Contraseña del certificado
        $contraseña = env('CERTIFICADO_PASSWORD');
        //Nombre del certificado con el formato .pfx
        $nombreArchivo = base_path()."/sunat/credenciales/certificado/certificado.pfx";
        //Devolvemos el el certificado como un string (cadena)
        $pkcs12 = file_get_contents($nombreArchivo);
        //Declaramos un arreglo para recuperar los certificados
        $certificados = array();
        //Pasamos los parámetros
        $respuesta = openssl_pkcs12_read($pkcs12, $certificados, $contraseña);
        //Si la respuesta es TRUE es porque se ha recuperado correctamente los certificados
        if ($respuesta) {
            $publicKeyPem  = $certificados['cert']; //Archivo público
            $privateKeyPem = $certificados['pkey']; //Archivo privado
            //guardo la clave publica y privada en mi directorio en formato .pem
            file_put_contents(base_path()."/sunat/credenciales/llaves/private_key.pem", $privateKeyPem);
            file_put_contents(base_path()."/sunat/credenciales/llaves/public_key.pem", $publicKeyPem);
            chmod(base_path()."/sunat/credenciales/llaves/private_key.pem", 0777);
            chmod(base_path()."/sunat/credenciales/llaves/public_key.pem", 0777);

echo "- Llaves digitales creadas";
        } 
        else {
          echo "- Error al crear llaves digitales";
        }
    }

/*****************************************************************************************************************/
    /* CREAR FACTURA BOLETA  XML
    /*****************************************************************************************************************/
    function crearComprobanteXML(array $data) 
    {
        $invoice='<?xml version="1.0" encoding="UTF-8"?>'
            .'<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2"
                    xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
                    xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2"
                    xmlns:ccts="urn:un:unece:uncefact:documentation:2"
                    xmlns:ds="http://www.w3.org/2000/09/xmldsig#"
                    xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2"
                    xmlns:qdt="urn:oasis:names:specification:ubl:schema:xsd:QualifiedDatatypes-2"
                    xmlns:udt="urn:un:unece:uncefact:data:specification:UnqualifiedDataTypesSchemaModule:2"
                    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">'

.'<ext:UBLExtensions>'
                    .'<ext:UBLExtension>'
                      .'<ext:ExtensionContent>'
                      .'</ext:ExtensionContent>'
                    .'</ext:UBLExtension>'
                .'</ext:UBLExtensions>'

.'<cbc:UBLVersionID>2.1</cbc:UBLVersionID>'
                .'<cbc:CustomizationID>2.0</cbc:CustomizationID>'
                .'<cbc:ID>'.$data['comprobante']['nombre'].'</cbc:ID>'
                .'<cbc:IssueDate>'.$data['comprobante']['fecha'].'</cbc:IssueDate>'
                .'<cbc:IssueTime>'.$data['comprobante']['hora'].'</cbc:IssueTime>';

if ($data['comprobante']['tipo_venta'] == 'DETRACCION') {  // 1001: PARA DETRACCION
                
                    $invoice.= '<cbc:InvoiceTypeCode listID="1001" listName="Tipo de Operacion"
                       listSchemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo51">'.$data['comprobante']['tipo_comprobante'].'</cbc:InvoiceTypeCode>';
                }
                else{ //0101 - RETENCION Y NORMAL

$invoice.= '<cbc:InvoiceTypeCode listID="0101" listName="Tipo de Operacion"
                       listSchemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo51">'.$data['comprobante']['tipo_comprobante'].'</cbc:InvoiceTypeCode>';
                }

if ($data['comprobante']['tipo_venta'] == 'DETRACCION') {
                    $invoice.= '<cbc:Note languageLocaleID="2006">Operacion sujeta a detraccion</cbc:Note>';
                }

$invoice.= '<cbc:Note languageLocaleID="1000">'.NumeroALetras::convertir($data['comprobante']['total'], 'soles', 'centimos').'</cbc:Note>'
                .'<cbc:DocumentCurrencyCode listID="ISO 4217 Alpha" listName="Currency" listAgencyName="United Nations Economic Commission for Europe">PEN</cbc:DocumentCurrencyCode>'
                .'<cbc:LineCountNumeric>'.sizeof($data['detalle']).'</cbc:LineCountNumeric>'

.'<cac:Signature>'
                    .'<cbc:ID>IDSignKG</cbc:ID>'
                    .'<cac:SignatoryParty>'
                      .'<cac:PartyIdentification>'
                        .'<cbc:ID>'.$data['empresa']['ruc'].'</cbc:ID>'
                      .'</cac:PartyIdentification>'
                      .'<cac:PartyName>'
                        .'<cbc:Name><![CDATA['.$data['empresa']['razon_social'].']]></cbc:Name>'
                      .'</cac:PartyName>'
                    .'</cac:SignatoryParty>'
                    .'<cac:DigitalSignatureAttachment>'
                      .'<cac:ExternalReference>'
                        .'<cbc:URI>#SignatureKG</cbc:URI>'
                      .'</cac:ExternalReference>'
                    .'</cac:DigitalSignatureAttachment>'
                .'</cac:Signature>'

.'<cac:AccountingSupplierParty>'
                    .'<cac:Party>'
                      .'<cac:PartyIdentification>'
                        .'<cbc:ID schemeID="6" schemeName="Documento de Identidad" schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo06">'.$data['empresa']['ruc'].'</cbc:ID>'
                      .'</cac:PartyIdentification>'
                      .'<cac:PartyName>'
                        .'<cbc:Name><![CDATA['.$data['empresa']['razon_social'].']]></cbc:Name>'
                     .'</cac:PartyName>'
                      .'<cac:PartyLegalEntity>'
                        .'<cbc:RegistrationName><![CDATA['.$data['empresa']['razon_social'].']]></cbc:RegistrationName>'
                        .'<cac:RegistrationAddress>'
                          .'<cbc:AddressTypeCode>0000</cbc:AddressTypeCode>'
                        .'</cac:RegistrationAddress>'
                      .'</cac:PartyLegalEntity>'
                    .'</cac:Party>'
                .'</cac:AccountingSupplierParty>'

.'<cac:AccountingCustomerParty>'
                    .'<cac:Party>'
                      .'<cac:PartyIdentification>'
                        .'<cbc:ID schemeID="'.$data['comprobante']['tipo_doc_cliente'].'" schemeName="Documento de Identidad" schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo06">'.$data['comprobante']['num_doc_cliente'].'</cbc:ID>'
                      .'</cac:PartyIdentification>'
                      .'<cac:PartyLegalEntity>'
                        .'<cbc:RegistrationName><![CDATA['.$data['comprobante']['nombre_cliente'].']]></cbc:RegistrationName>'
                      .'</cac:PartyLegalEntity>'
                    .'</cac:Party>'
                .'</cac:AccountingCustomerParty>';

if ($data['comprobante']['tipo_venta'] == 'DETRACCION') {
                    $invoice.= '<cac:PaymentMeans>'
                    .'<cbc:ID>Detraccion</cbc:ID>'
                    .'<cbc:PaymentMeansCode listName="Medio de pago" listAgencyName="PE:SUNAT" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo59">'.$data['comprobante']['codigo_medios_pago'].'</cbc:PaymentMeansCode>'
                    .'<cac:PayeeFinancialAccount>'
                      .'<cbc:ID>'.$data['empresa']['cuenta_detraccion'].'</cbc:ID>'
                    .'</cac:PayeeFinancialAccount>'
                  .'</cac:PaymentMeans>'
                  .'<cac:PaymentTerms>'
                    .'<cbc:ID>Detraccion</cbc:ID>'
                    .'<cbc:PaymentMeansID schemeName="Codigo de detraccion" schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo54">'.$data['comprobante']['codigo_detraccion'].'</cbc:PaymentMeansID>'
                    .'<cbc:PaymentPercent>'.$data['comprobante']['porcentaje_detraccion'].'</cbc:PaymentPercent>'
                    .'<cbc:Amount currencyID="PEN">'.$data['comprobante']['detraccion_total'].'</cbc:Amount>'
                  .'</cac:PaymentTerms>';
                }

//Inicio Tipo de Pago
                $invoice.= '<cac:PaymentTerms>'
                    .'<cbc:ID>FormaPago</cbc:ID>'
                    .'<cbc:PaymentMeansID>'.$data['comprobante']['tipo_pago'].'</cbc:PaymentMeansID>';
                    if ($data['comprobante']['tipo_pago'] == 'Credito') {
                        $invoice.= '<cbc:Amount currencyID="PEN">'.$data['comprobante']['total'].'</cbc:Amount>';
                    }
                $invoice.= '</cac:PaymentTerms>';
                //Fin Tipo de Pago

//Inicio CUOTAS
                if ($data['comprobante']['nro_cuotas'] > 0 && $data['comprobante']['tipo_pago'] == 'Credito') {
                    for ($i=0; $i < sizeof($data['cuotas']) ; $i++) { 
                        $invoice.= '<cac:PaymentTerms>'
                            .'<cbc:ID>FormaPago</cbc:ID>'
                            .'<cbc:PaymentMeansID>'.$data['cuotas'][$i]['nombre_cuota'].'</cbc:PaymentMeansID>'
                            .'<cbc:Amount currencyID="PEN">'.$data['cuotas'][$i]['monto_cuota'].'</cbc:Amount>'
                            .'<cbc:PaymentDueDate>'.$data['cuotas'][$i]['fecha_pago_cuota'].'</cbc:PaymentDueDate>'
                        .'</cac:PaymentTerms>';
                    }
                }
                //Fin CUOTAS

//PARA RETENCION
                if ($data['comprobante']['tipo_venta'] == 'RETENCION') {
                    $invoice.= '<cac:AllowanceCharge>'
                        .'<cbc:ChargeIndicator>false</cbc:ChargeIndicator>'
                        .'<cbc:AllowanceChargeReasonCode listAgencyName="PE:SUNAT" listName="Cargo/descuento" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo53">62</cbc:AllowanceChargeReasonCode>'
                        .'<cbc:MultiplierFactorNumeric>'.$data['comprobante']['porcentaje_retencion'].'</cbc:MultiplierFactorNumeric>'
                        .'<cbc:Amount currencyID="PEN">'.$data['comprobante']['retencion_total'].'</cbc:Amount>'
                        .'<cbc:BaseAmount currencyID="PEN">'.$data['comprobante']['total'].'</cbc:BaseAmount>'
                      .'</cac:AllowanceCharge>';
                }

$invoice.= '<cac:TaxTotal>'
                    .'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['igv_total'].'</cbc:TaxAmount>';

if ($data['comprobante']['afecto'] == 1) {
                        $invoice.= '<cac:TaxSubtotal>'
                            .'<cbc:TaxableAmount currencyID="PEN">'.$data['comprobante']['subtotal_afecto'].'</cbc:TaxableAmount>'
                            .'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['igv_total'].'</cbc:TaxAmount>'
                            .'<cac:TaxCategory>'
                                .'<cbc:ID schemeID="UN/ECE 5305" schemeName="Tax Category Identifier" schemeAgencyName="United Nations Economic Commission for Europe">S</cbc:ID>'
                                .'<cac:TaxScheme>'
                                    .'<cbc:ID schemeID="UN/ECE 5153" schemeAgencyID="6">1000</cbc:ID>'
                                    .'<cbc:Name>IGV</cbc:Name>'
                                    .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>'
                                .'</cac:TaxScheme>'
                            .'</cac:TaxCategory>'
                        .'</cac:TaxSubtotal>';
                    }

if ($data['comprobante']['exonerado'] == 1) {
                        $invoice.= '<cac:TaxSubtotal>'
                            .'<cbc:TaxableAmount currencyID="PEN">'.$data['comprobante']['subtotal_exonerado'].'</cbc:TaxableAmount>'
                            .'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['impuesto_exonerado'].'</cbc:TaxAmount>'
                            .'<cac:TaxCategory>'
                                .'<cbc:ID schemeID="UN/ECE 5305" schemeName="Tax Category Identifier" schemeAgencyName="United Nations Economic Commission for Europe">E</cbc:ID>'
                                .'<cac:TaxScheme>'
                                    .'<cbc:ID schemeID="UN/ECE 5153" schemeAgencyID="6">9997</cbc:ID>'
                                    .'<cbc:Name>EXO</cbc:Name>'
                                    .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>'
                               .'</cac:TaxScheme>'
                            .'</cac:TaxCategory>'
                        .'</cac:TaxSubtotal>';
                    }
                    
                    if ($data['comprobante']['inafecto'] == 1) {
                        $invoice.=  '<cac:TaxSubtotal>'
                            .'<cbc:TaxableAmount currencyID="PEN">'.$data['comprobante']['subtotal_inafecto'].'</cbc:TaxableAmount>'
                            .'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['impuesto_inafecto'].'</cbc:TaxAmount>'
                            .'<cac:TaxCategory>'
                                .'<cbc:ID schemeID="UN/ECE 5305" schemeName="Tax Category Identifier" schemeAgencyName="United Nations Economic Commission for Europe">O</cbc:ID>'
                                .'<cac:TaxScheme>'
                                    .'<cbc:ID schemeID="UN/ECE 5153" schemeAgencyID="6">9998</cbc:ID>'
                                    .'<cbc:Name>INA</cbc:Name>'
                                    .'<cbc:TaxTypeCode>FRE</cbc:TaxTypeCode>'
                                .'</cac:TaxScheme>'
                            .'</cac:TaxCategory>'
                        .'</cac:TaxSubtotal>';
                    }

if ($data['comprobante']['tiene_icbper'] == 1) {
                        $invoice.= '<cac:TaxSubtotal>'
                      .'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['total_icbper'].'</cbc:TaxAmount>'
                      .'<cac:TaxCategory>'
                        .'<cac:TaxScheme>'
                          .'<cbc:ID schemeID="UN/ECE 5153" schemeAgencyID="6">7152</cbc:ID>'
                          .'<cbc:Name>ICBPER</cbc:Name>'
                          .'<cbc:TaxTypeCode>OTH</cbc:TaxTypeCode>'
                        .'</cac:TaxScheme>'
                      .'</cac:TaxCategory>'
                    .'</cac:TaxSubtotal>';
                    }

$invoice.= '</cac:TaxTotal>'

.'<cac:LegalMonetaryTotal>'
                    // Subtotal
                    .'<cbc:LineExtensionAmount currencyID="PEN">'.($data['comprobante']['total']-$data['comprobante']['igv_total']).'</cbc:LineExtensionAmount>'
                    //Total incluye IGV
                    .'<cbc:TaxInclusiveAmount currencyID="PEN">'.$data['comprobante']['total'].'</cbc:TaxInclusiveAmount>'
                    // Total de descuentos 
                    .'<cbc:AllowanceTotalAmount currencyID="PEN">0.00</cbc:AllowanceTotalAmount>'
                    //Total de otros cargos 
                    .'<cbc:ChargeTotalAmount currencyID="PEN">0.00</cbc:ChargeTotalAmount>'
                    //Monto a pagar, PayableAmount = TaxInclusiveAmount(allowance Applied)  + ChargeTotalAmount - PrepaidAmount 
                    .'<cbc:PayableAmount currencyID="PEN">'.$data['comprobante']['total'].'</cbc:PayableAmount>'
                .'</cac:LegalMonetaryTotal>';

for ($i=0; $i < sizeof($data['detalle']) ; $i++) {     
            $invoice.= '<cac:InvoiceLine>'
                .'<cbc:ID>'.($i+1).'</cbc:ID>'
                .'<cbc:InvoicedQuantity unitCode="NIU" unitCodeListID="UN/ECE rec 20" unitCodeListAgencyName="United Nations Economic Commission for Europe">'.$data['detalle'][$i]['cantidad'].'</cbc:InvoicedQuantity>'
                .'<cbc:LineExtensionAmount currencyID="PEN">'.$data['detalle'][$i]['subtotal'].'</cbc:LineExtensionAmount>' //subtotal neto

.'<cbc:FreeOfChargeIndicator>false</cbc:FreeOfChargeIndicator>'

.'<cac:PricingReference>'
                  .'<cac:AlternativeConditionPrice>'
                    .'<cbc:PriceAmount currencyID="PEN">'.number_format(($data['detalle'][$i]['precio_unitario'] - ($data['detalle'][$i]['descuento'])/$data['detalle'][$i]['cantidad']), 2, ".", "").'</cbc:PriceAmount>' //precio unitario neto + igv gravado
                    .'<cbc:PriceTypeCode listName="Tipo de Precio" listAgencyName="PE:SUNAT" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo16">01</cbc:PriceTypeCode>'
                  .'</cac:AlternativeConditionPrice>'
                .'</cac:PricingReference>';

if ($data['detalle'][$i]['descuento_neto'] != "0.00") { 
                $invoice.= '<cac:AllowanceCharge>'
                  .'<cbc:ChargeIndicator>false</cbc:ChargeIndicator>'
                  .'<cbc:AllowanceChargeReasonCode>00</cbc:AllowanceChargeReasonCode>'
                  .'<cbc:MultiplierFactorNumeric>'.$data['detalle'][$i]['factor_descuento'].'</cbc:MultiplierFactorNumeric>'
                  .'<cbc:Amount currencyID="PEN">'.$data['detalle'][$i]['descuento_neto'].'</cbc:Amount>'
                  .'<cbc:BaseAmount currencyID="PEN">'.$data['detalle'][$i]['subtotal_descuento'].'</cbc:BaseAmount>'
                .'</cac:AllowanceCharge>';
                }

$invoice.= '<cac:TaxTotal>'
                  .'<cbc:TaxAmount currencyID="PEN">'.$data['detalle'][$i]['impuesto'].'</cbc:TaxAmount>'
                  .'<cac:TaxSubtotal>'
                    .'<cbc:TaxableAmount currencyID="PEN">'.$data['detalle'][$i]['subtotal'].'</cbc:TaxableAmount>'
                    .'<cbc:TaxAmount currencyID="PEN">'.$data['detalle'][$i]['impuesto'].'</cbc:TaxAmount>'
                    .'<cac:TaxCategory>'
                      .'<cbc:ID schemeAgencyName="United Nations Economic Commission for Europe" schemeID="UN/ECE 5305" schemeName="Tax Category Identifier">S</cbc:ID>'
                      .'<cbc:Percent>'.$data['detalle'][$i]['valor_impuesto'].'</cbc:Percent>';

if ($data['detalle'][$i]['situacion_impuesto'] == "AFECTO") {
                        $invoice.= '<cbc:TaxExemptionReasonCode listAgencyName="PE:SUNAT" listName="Afectacion del IGV" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo07">10</cbc:TaxExemptionReasonCode>'
                        .'<cac:TaxScheme>'
                          .'<cbc:ID schemeAgencyName="PE:SUNAT" schemeID="UN/ECE 5153" schemeName="Codigo de tributos">1000</cbc:ID>'
                          .'<cbc:Name>IGV</cbc:Name>' 
                          .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>' 
                        .'</cac:TaxScheme>';
                      }
                      if ($data['detalle'][$i]['situacion_impuesto'] == "EXONERADO") {
                        $invoice.= '<cbc:TaxExemptionReasonCode listAgencyName="PE:SUNAT" listName="Afectacion del IGV" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo07">20</cbc:TaxExemptionReasonCode>'
                        .'<cac:TaxScheme>'
                          .'<cbc:ID schemeAgencyName="PE:SUNAT" schemeID="UN/ECE 5153" schemeName="Codigo de tributos">9997</cbc:ID>'
                          .'<cbc:Name>EXO</cbc:Name>'
                          .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>'
                        .'</cac:TaxScheme>';
                      }
                      if ($data['detalle'][$i]['situacion_impuesto'] == "INAFECTO") {
                        $invoice.= '<cbc:TaxExemptionReasonCode listAgencyName="PE:SUNAT" listName="Afectacion del IGV" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo07">30</cbc:TaxExemptionReasonCode>'
                        .'<cac:TaxScheme>'
                          .'<cbc:ID schemeAgencyName="PE:SUNAT" schemeID="UN/ECE 5153" schemeName="Codigo de tributos">9998</cbc:ID>'
                          .'<cbc:Name>INA</cbc:Name>'
                          .'<cbc:TaxTypeCode>FRE</cbc:TaxTypeCode>'
                        .'</cac:TaxScheme>';
                      }

$invoice.= '</cac:TaxCategory>'
                   .'</cac:TaxSubtotal>';

if ($data['detalle'][$i]['tiene_icbper'] == 1) {
                        $invoice .= '<cac:TaxSubtotal>'
                            .'<cbc:TaxAmount currencyID="PEN">'.$data['detalle'][$i]['subtotal_icbper'].'</cbc:TaxAmount>'
                            .'<cbc:BaseUnitMeasure unitCode="NIU">'.$data['detalle'][$i]['cantidad_icbper'].'</cbc:BaseUnitMeasure>'
                            .'<cbc:PerUnitAmount currencyID="PEN">'.$data['comprobante']['valor_icbper'].'</cbc:PerUnitAmount>'
                            .'<cac:TaxCategory>'
                                .'<cac:TaxScheme>'
                                    .'<cbc:ID schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo05">7152</cbc:ID>'
                                    .'<cbc:Name>ICBPER</cbc:Name>'
                                    .'<cbc:TaxTypeCode>OTH</cbc:TaxTypeCode>'
                                .'</cac:TaxScheme>'
                            .'</cac:TaxCategory>'
                        .'</cac:TaxSubtotal>';
                    }

$invoice.= '</cac:TaxTotal>'

.'<cac:Item>'
                  .'<cbc:Description><![CDATA['.$data['detalle'][$i]['descripcion'].']]></cbc:Description>'
                .'</cac:Item>'
                .'<cac:Price>'
                  .'<cbc:PriceAmount currencyID="PEN">'.$data['detalle'][$i]['precio_unitario_neto'].'</cbc:PriceAmount>'
                .'</cac:Price>'

.'</cac:InvoiceLine>';
        }

$invoice.='</Invoice>';

/*****************************************************************************************************************/
    /* CREAR NOTA DE CREDITO XML
    /*****************************************************************************************************************/
function crearNotaCreditoXML(array $data) 
    {
        $invoice='<?xml version="1.0" encoding="UTF-8"?>'
            .'<CreditNote xmlns="urn:oasis:names:specification:ubl:schema:xsd:CreditNote-2"
                        xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
                        xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2"
                        xmlns:ccts="urn:un:unece:uncefact:documentation:2"
                        xmlns:ds="http://www.w3.org/2000/09/xmldsig#"
                        xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2"
                        xmlns:qdt="urn:oasis:names:specification:ubl:schema:xsd:QualifiedDatatypes-2"
                        xmlns:sac="urn:sunat:names:specification:ubl:peru:schema:xsd:SunatAggregateComponents-1"
                        xmlns:udt="urn:un:unece:uncefact:data:specification:UnqualifiedDataTypesSchemaModule:2"
                        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">'

.'<cbc:UBLVersionID>2.1</cbc:UBLVersionID>'
                .'<cbc:CustomizationID>2.0</cbc:CustomizationID>'
                .'<cbc:ID>'.$data['nota']['nombre'].'</cbc:ID>'
                .'<cbc:IssueDate>'.$data['nota']['fecha'].'</cbc:IssueDate>'
                .'<cbc:IssueTime>'.$data['nota']['hora'].'</cbc:IssueTime>'
                .'<cbc:DocumentCurrencyCode>PEN</cbc:DocumentCurrencyCode>'

.'<cac:DiscrepancyResponse>'
                    .'<cbc:ReferenceID>'.$data['comprobante']['nombre'] .'</cbc:ReferenceID>'
                    .'<cbc:ResponseCode>'.$data['nota']['id_motivo'].'</cbc:ResponseCode>'
                    .'<cbc:Description><![CDATA['.$data['nota']['descripcion'].']]></cbc:Description>'
                .'</cac:DiscrepancyResponse>'

.'<cac:BillingReference>'
                    .'<cac:InvoiceDocumentReference>'
                      .'<cbc:ID>'.$data['comprobante']['nombre'].'</cbc:ID>'
                      .'<cbc:DocumentTypeCode>'.$data['comprobante']['tipo_comprobante'].'</cbc:DocumentTypeCode>'
                    .'</cac:InvoiceDocumentReference>'
                .'</cac:BillingReference>'

//Inicio Tipo de Pago
                if ($data['comprobante']['tipo_pago'] == 'Credito') {
                $invoice.= '<cac:PaymentTerms>'
                    .'<cbc:ID>FormaPago</cbc:ID>'
                    .'<cbc:PaymentMeansID>'.$data['comprobante']['tipo_pago'].'</cbc:PaymentMeansID>'
                    .'<cbc:Amount currencyID="PEN">'.$data['comprobante']['total'].'</cbc:Amount>'
                    .'</cac:PaymentTerms>';
                }
                //Fin Tipo de Pago

.'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['impuesto'].'</cbc:TaxAmount>';

if ($data['comprobante']['afecto'] == 1) {
                        $invoice.= '<cac:TaxSubtotal>'
                            .'<cbc:TaxableAmount currencyID="PEN">'.($data['comprobante']['subtotal_afecto']).'</cbc:TaxableAmount>' //subtotal neto + descuento neto
                            .'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['impuesto'].'</cbc:TaxAmount>'
                            .'<cac:TaxCategory>'
                                .'<cbc:ID schemeID="UN/ECE 5305" schemeName="Tax Category Identifier" schemeAgencyName="United Nations Economic Commission for Europe">S</cbc:ID>'
                                .'<cac:TaxScheme>'
                                    .'<cbc:ID schemeID="UN/ECE 5153" schemeAgencyID="6">1000</cbc:ID>'
                                    .'<cbc:Name>IGV</cbc:Name>'
                                    .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>'
                                .'</cac:TaxScheme>'
                            .'</cac:TaxCategory>'
                        .'</cac:TaxSubtotal>';
                    }

if ($data['comprobante']['exonerado'] == 1) {
                        $invoice.= '<cac:TaxSubtotal>'
                            .'<cbc:TaxableAmount currencyID="PEN">'.($data['comprobante']['subtotal_exonerado']).'</cbc:TaxableAmount>'
                            .'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['impuesto_exonerado'].'</cbc:TaxAmount>'
                            .'<cac:TaxCategory>'
                                .'<cbc:ID schemeID="UN/ECE 5305" schemeName="Tax Category Identifier" schemeAgencyName="United Nations Economic Commission for Europe">E</cbc:ID>'
                                .'<cac:TaxScheme>'
                                    .'<cbc:ID schemeID="UN/ECE 5153" schemeAgencyID="6">9997</cbc:ID>'
                                    .'<cbc:Name>EXO</cbc:Name>'
                                    .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>'
                               .'</cac:TaxScheme>'
                            .'</cac:TaxCategory>'
                        .'</cac:TaxSubtotal>';
                    }
                    
                    if ($data['comprobante']['inafecto'] == 1) {
                        $invoice.=  '<cac:TaxSubtotal>'
                            .'<cbc:TaxableAmount currencyID="PEN">'.($data['comprobante']['subtotal_inafecto']).'</cbc:TaxableAmount>'
                            .'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['impuesto_inafecto'].'</cbc:TaxAmount>'
                            .'<cac:TaxCategory>'
                                .'<cbc:ID schemeID="UN/ECE 5305" schemeName="Tax Category Identifier" schemeAgencyName="United Nations Economic Commission for Europe">O</cbc:ID>'
                                .'<cac:TaxScheme>'
                                    .'<cbc:ID schemeID="UN/ECE 5153" schemeAgencyID="6">9998</cbc:ID>'
                                    .'<cbc:Name>INA</cbc:Name>'
                                    .'<cbc:TaxTypeCode>FRE</cbc:TaxTypeCode>'
                                .'</cac:TaxScheme>'
                            .'</cac:TaxCategory>'
                        .'</cac:TaxSubtotal>';
                    }

$invoice.= '</cac:TaxTotal>'

.'<cac:LegalMonetaryTotal>'
                    // Subtotal
                    .'<cbc:LineExtensionAmount currencyID="PEN">'.($data['comprobante']['total']-$data['comprobante']['impuesto']).'</cbc:LineExtensionAmount>'
                    // Total de descuentos 
                    .'<cbc:AllowanceTotalAmount currencyID="PEN">0.00</cbc:AllowanceTotalAmount>'
                    //Total de otros cargos 
                    .'<cbc:ChargeTotalAmount currencyID="PEN">0.00</cbc:ChargeTotalAmount>'
                    //Monto a pagar, PayableAmount = TaxInclusiveAmount(allowance Applied)  + ChargeTotalAmount - PrepaidAmount 
                    .'<cbc:PayableAmount currencyID="PEN">'.($data['comprobante']['total']).'</cbc:PayableAmount>'
                .'</cac:LegalMonetaryTotal>';

for ($i=0; $i < sizeof($data['detalle']) ; $i++) {   
            $invoice.= '<cac:CreditNoteLine>'
                .'<cbc:ID>'.($i+1).'</cbc:ID>'

.'<cbc:CreditedQuantity unitCode="NIU" unitCodeListAgencyName="United Nations Economic Commission for Europe" unitCodeListID="UN/ECE rec 20">'.$data['detalle'][$i]['cantidad'].'</cbc:CreditedQuantity>'
                .'<cbc:LineExtensionAmount currencyID="PEN">'.($data['detalle'][$i]['subtotal']).'</cbc:LineExtensionAmount>' //nuevo subtotal neto + descuento_neto o subtotal neto sin descuento

.'<cac:PricingReference>'
                  .'<cac:AlternativeConditionPrice>'
                    .'<cbc:PriceAmount currencyID="PEN">'.number_format($data['detalle'][$i]['precio_unitario'], 2, ".", "").'</cbc:PriceAmount>'
                    .'<cbc:PriceTypeCode listAgencyName="PE:SUNAT" listName="Tipo de Precio" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo16">01</cbc:PriceTypeCode>'
                  .'</cac:AlternativeConditionPrice>'
                .'</cac:PricingReference>';
              
                
                $invoice.= '<cac:TaxTotal>'
                  .'<cbc:TaxAmount currencyID="PEN">'.$data['detalle'][$i]['impuesto'].'</cbc:TaxAmount>'
                  .'<cac:TaxSubtotal>'
                    .'<cbc:TaxableAmount currencyID="PEN">'.($data['detalle'][$i]['subtotal']).'</cbc:TaxableAmount>'
                    .'<cbc:TaxAmount currencyID="PEN">'.$data['detalle'][$i]['impuesto'].'</cbc:TaxAmount>'
                    .'<cac:TaxCategory>'
                      .'<cbc:Percent>'.$data['detalle'][$i]['valor_impuesto'].'</cbc:Percent>';

if ($data['detalle'][$i]['situacion_impuesto'] == "AFECTO") {
                        $invoice.= '<cbc:TaxExemptionReasonCode listAgencyName="PE:SUNAT" listName="Afectacion del IGV" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo07">10</cbc:TaxExemptionReasonCode>'
                        .'<cac:TaxScheme>'
                          .'<cbc:ID>1000</cbc:ID>' 
                          .'<cbc:Name>IGV</cbc:Name>' 
                          .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>' 
                        .'</cac:TaxScheme>';
                      }
                    if ($data['detalle'][$i]['situacion_impuesto'] == "EXONERADO") {
                        $invoice.= '<cbc:TaxExemptionReasonCode listAgencyName="PE:SUNAT" listName="Afectacion del IGV" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo07">20</cbc:TaxExemptionReasonCode>'
                        .'<cac:TaxScheme>'
                          .'<cbc:ID>9997</cbc:ID>'
                          .'<cbc:Name>EXO</cbc:Name>'
                          .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>'
                        .'</cac:TaxScheme>';
                      }
                    if ($data['detalle'][$i]['situacion_impuesto'] == "INAFECTO") {
                        $invoice.= '<cbc:TaxExemptionReasonCode listAgencyName="PE:SUNAT" listName="Afectacion del IGV" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo07">30</cbc:TaxExemptionReasonCode>'
                        .'<cac:TaxScheme>'
                          .'<cbc:ID>9998</cbc:ID>'
                          .'<cbc:Name>INA</cbc:Name>'
                          .'<cbc:TaxTypeCode>FRE</cbc:TaxTypeCode>'
                        .'</cac:TaxScheme>';
                      }

$invoice.= '</cac:TaxCategory>'
                   .'</cac:TaxSubtotal>';

$invoice.= '</cac:TaxTotal>'

.'<cac:Item>'
                  .'<cbc:Description><![CDATA['.$data['detalle'][$i]['descripcion'].']]></cbc:Description>'
                .'</cac:Item>'
                .'<cac:Price>'
                  .'<cbc:PriceAmount currencyID="PEN">'.number_format($data['detalle'][$i]['precio_unitario_neto'], 6, ".", "").'</cbc:PriceAmount>'
                .'</cac:Price>'

.'</cac:CreditNoteLine>';
        }

$invoice.='</CreditNote>';

}

/*****************************************************************************************************************/
    /* CREAR NOTA DE DEBITO XML
    /*****************************************************************************************************************/

function crearNotaDebitoXML(array $data) 
    {
        $invoice='<?xml version="1.0" encoding="UTF-8"?>'
            .'<DebitNote xmlns="urn:oasis:names:specification:ubl:schema:xsd:DebitNote-2"
                   xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
                   xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2"
                   xmlns:ccts="urn:un:unece:uncefact:documentation:2"
                   xmlns:ds="http://www.w3.org/2000/09/xmldsig#"
                   xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2"
                   xmlns:qdt="urn:oasis:names:specification:ubl:schema:xsd:QualifiedDatatypes-2"
                   xmlns:sac="urn:sunat:names:specification:ubl:peru:schema:xsd:SunatAggregateComponents-1"
                   xmlns:udt="urn:un:unece:uncefact:data:specification:UnqualifiedDataTypesSchemaModule:2"
                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">'

.'<cac:TaxTotal>'
                    .'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['impuesto'].'</cbc:TaxAmount>';

if ($data['comprobante']['afecto'] == 1) {
                        $invoice.= '<cac:TaxSubtotal>'
                            .'<cbc:TaxableAmount currencyID="PEN">'.$data['comprobante']['subtotal_afecto'].'</cbc:TaxableAmount>'
                            .'<cbc:TaxAmount currencyID="PEN">'.$data['comprobante']['impuesto_afecto'].'</cbc:TaxAmount>'
                            .'<cac:TaxCategory>'
                                .'<cbc:ID schemeID="UN/ECE 5305" schemeName="Tax Category Identifier" schemeAgencyName="United Nations Economic Commission for Europe">S</cbc:ID>'
                                .'<cac:TaxScheme>'
                                    .'<cbc:ID schemeID="UN/ECE 5153" schemeAgencyID="6">1000</cbc:ID>'
                                    .'<cbc:Name>IGV</cbc:Name>'
                                    .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>'
                                .'</cac:TaxScheme>'
                            .'</cac:TaxCategory>'
                        .'</cac:TaxSubtotal>';
                    }

$invoice.= '</cac:TaxTotal>'

.'<cac:RequestedMonetaryTotal>'
                    // Total de otros cargos  
                    .'<cbc:ChargeTotalAmount currencyID="PEN">0</cbc:ChargeTotalAmount>'
                    //Monto a pagar, PayableAmount = TaxInclusiveAmount + ChargeTotalAmount 
                    .'<cbc:PayableAmount currencyID="PEN">'.$data['comprobante']['total'].'</cbc:PayableAmount>'
                .'</cac:RequestedMonetaryTotal>';

for ($i=0; $i < sizeof($data['detalle']) ; $i++) {       
            $invoice.= '<cac:DebitNoteLine>'
                .'<cbc:ID>'.($i+1).'</cbc:ID>'

.'<cbc:DebitedQuantity unitCode="NIU">'.$data['detalle'][$i]['cantidad'].'</cbc:DebitedQuantity>'
                .'<cbc:LineExtensionAmount currencyID="PEN">'.$data['detalle'][$i]['subtotal'].'</cbc:LineExtensionAmount>'

.'<cac:PricingReference>'
                  .'<cac:AlternativeConditionPrice>'
                    .'<cbc:PriceAmount currencyID="PEN">'.$data['detalle'][$i]['precio_unitario'] .'</cbc:PriceAmount>'
                    .'<cbc:PriceTypeCode>01</cbc:PriceTypeCode>'
                  .'</cac:AlternativeConditionPrice>'
                .'</cac:PricingReference>'

.'<cac:TaxTotal>'
                  .'<cbc:TaxAmount currencyID="PEN">'.$data['detalle'][$i]['impuesto'].'</cbc:TaxAmount>'
                  .'<cac:TaxSubtotal>'
                    .'<cbc:TaxableAmount currencyID="PEN">'.$data['detalle'][$i]['subtotal'].'</cbc:TaxableAmount>'
                    .'<cbc:TaxAmount currencyID="PEN">'.$data['detalle'][$i]['impuesto'].'</cbc:TaxAmount>'
                    .'<cac:TaxCategory>'
                    .'<cbc:Percent>'.$data['detalle'][$i]['valor_impuesto'].'</cbc:Percent>';
                      
                    if ($data['detalle'][$i]['situacion_impuesto'] == "AFECTO") {
                        $invoice.= '<cbc:TaxExemptionReasonCode listAgencyName="PE:SUNAT" listName="Afectacion del IGV" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo07">10</cbc:TaxExemptionReasonCode>'
                        .'<cac:TaxScheme>'
                          .'<cbc:ID>1000</cbc:ID>' 
                          .'<cbc:Name>IGV</cbc:Name>' 
                          .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>' 
                        .'</cac:TaxScheme>';
                      }
                      if ($data['detalle'][$i]['situacion_impuesto'] == "EXONERADO") {
                        $invoice.= '<cbc:TaxExemptionReasonCode listAgencyName="PE:SUNAT" listName="Afectacion del IGV" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo07">20</cbc:TaxExemptionReasonCode>'
                        .'<cac:TaxScheme>'
                          .'<cbc:ID>9997</cbc:ID>'
                          .'<cbc:Name>EXO</cbc:Name>'
                          .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>'
                        .'</cac:TaxScheme>';
                      }
                      if ($data['detalle'][$i]['situacion_impuesto'] == "INAFECTO") {
                        $invoice.= '<cbc:TaxExemptionReasonCode listAgencyName="PE:SUNAT" listName="Afectacion del IGV" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo07">30</cbc:TaxExemptionReasonCode>'
                        .'<cac:TaxScheme>'
                          .'<cbc:ID>9998</cbc:ID>'
                          .'<cbc:Name>INA</cbc:Name>'
                          .'<cbc:TaxTypeCode>FRE</cbc:TaxTypeCode>'
                        .'</cac:TaxScheme>';
                      }

$invoice.= '</cac:TaxCategory>'
                   .'</cac:TaxSubtotal>';

$invoice.= '</cac:TaxTotal>'

.'</cac:DebitNoteLine>';

}

$invoice.='</DebitNote>';
        
        $nombreFactura = $data['archivo'];
        $fichero=fopen(base_path()."/sunat/xml/".$data['carpeta']."/".$nombreFactura.".xml", 'w');
        fwrite($fichero, $invoice);
        fclose($fichero);
        chmod( base_path()."/sunat/xml/".$data['carpeta']."/".$nombreFactura.".xml", 0777);

}

/*****************************************************************************************************************/
    /* CREAR GUIA REMISION XML 2.0
    /*****************************************************************************************************************/
    function crearGuiaXML(array $data) 
    {
        $invoice='<?xml version="1.0" encoding="UTF-8"?>'
            
            .'<DespatchAdvice
                xmlns="urn:oasis:names:specification:ubl:schema:xsd:DespatchAdvice-2"
                xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
                xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2"
                xmlns:ccts="urn:un:unece:uncefact:documentation:2"
                xmlns:ds="http://www.w3.org/2000/09/xmldsig#"
                xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2"
                xmlns:xsd="http://www.w3.org/2001/XMLSchema"
                xmlns:qdt="urn:oasis:names:specification:ubl:schema:xsd:QualifiedDatatypes-2"
                xmlns:sac="urn:sunat:names:specification:ubl:peru:schema:xsd:SunatAggregateComponents-1"
                xmlns:udt="urn:un:unece:uncefact:data:specification:UnqualifiedDataTypesSchemaModule:2"
                xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">' //bloque nuevo

.'<cbc:UBLVersionID>2.1</cbc:UBLVersionID>'
                .'<cbc:CustomizationID>2.0</cbc:CustomizationID>'
                .'<cbc:ID>'.$data['guia']['nombre'].'</cbc:ID>'
                .'<cbc:IssueDate>'.$data['guia']['fecha'].'</cbc:IssueDate>'
                .'<cbc:IssueTime>'.$data['guia']['hora'].'</cbc:IssueTime>' // ojooooooooooo nuevo agregar campo en XMLController
                .'<cbc:DespatchAdviceTypeCode>'.$data['guia']['tipo_comprobante'].'</cbc:DespatchAdviceTypeCode>'
                .'<cbc:Note>'.$data['guia']['motivo'].'</cbc:Note>'

.'<cac:Signature>'
                    .'<cbc:ID>'.$data['empresa']['ruc'].'</cbc:ID>' //ojo va ruc de empresa y no IDSignKG
                    .'<cac:SignatoryParty>'
                      .'<cac:PartyIdentification>'
                        .'<cbc:ID>'.$data['empresa']['ruc'].'</cbc:ID>'
                      .'</cac:PartyIdentification>'
                      .'<cac:PartyName>'
                        .'<cbc:Name><![CDATA['.$data['empresa']['razon_social'].']]></cbc:Name>'
                      .'</cac:PartyName>'
                    .'</cac:SignatoryParty>'
                    .'<cac:DigitalSignatureAttachment>'
                      .'<cac:ExternalReference>'
                        .'<cbc:URI>'.$data['empresa']['ruc'].'</cbc:URI>' //ojo va ruc de empresa y no #SignatureKG
                      .'</cac:ExternalReference>'
                    .'</cac:DigitalSignatureAttachment>' 
                .'</cac:Signature>'

.'<cac:DespatchSupplierParty>'
                    .'<cbc:CustomerAssignedAccountID schemeID="6">'.$data['empresa']['ruc'].'</cbc:CustomerAssignedAccountID>' 
                    .'<cac:Party>'
                        .'<cac:PartyIdentification>'
                            .'<cbc:ID schemeID="6" schemeName="Documento de Identidad" schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo06">'.$data['empresa']['ruc'].'</cbc:ID>'
                        .'</cac:PartyIdentification>' //bloque nuevo
                      .'<cac:PartyLegalEntity>'
                        .'<cbc:RegistrationName><![CDATA['.$data['empresa']['razon_social'].']]></cbc:RegistrationName>'
                      .'</cac:PartyLegalEntity>'
                    .'</cac:Party>'
                .'</cac:DespatchSupplierParty>'

.'<cac:DeliveryCustomerParty>'
                    .'<cac:Party>'
                        .'<cac:PartyIdentification>'
                            .'<cbc:ID schemeID="'.$data['comprobante']['tipo_doc_cliente'].'" schemeName="Documento de Identidad" schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo06">'.$data['comprobante']['num_doc_cliente'].'</cbc:ID>' 
                        .'</cac:PartyIdentification>' // bloque nuevo
                      .'<cac:PartyLegalEntity>'
                        .'<cbc:RegistrationName><![CDATA['.$data['comprobante']['nombre_cliente'].']]></cbc:RegistrationName>'
                      .'</cac:PartyLegalEntity>'
                    .'</cac:Party>'
                .'</cac:DeliveryCustomerParty>'

.'<cac:Shipment>'
                    .'<cbc:ID>Sunat_Envio</cbc:ID>' //nuevo
                    .'<cbc:HandlingCode listAgencyName="PE:SUNAT" listName="Motivo de traslado" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo20">01</cbc:HandlingCode>' //nuevo bloque 
                    .'<cbc:GrossWeightMeasure unitCode="KGM">100.00</cbc:GrossWeightMeasure>'
                    
                    .'<cac:ShipmentStage>'
                      .'<cbc:TransportModeCode listName="Modalidad de traslado" listAgencyName="PE:SUNAT" listURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo18">02</cbc:TransportModeCode>' //nuevo OJOOO 02
                      .'<cac:TransitPeriod>'
                        .'<cbc:StartDate>'.$data['guia']['fecha_traslado'].'</cbc:StartDate>'
                      .'</cac:TransitPeriod>'

.'<cac:DriverPerson>' //nuevo
                        .'<cbc:ID schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo06" schemeName="Documento de Identidad" schemeID="1" schemeAgencyName="PE:SUNAT">'.$data['guia']['dni_chofer'].'</cbc:ID>'
                        .'<cbc:FirstName>'.$data['guia']['nombre_chofer'].'</cbc:FirstName>'
                        .'<cbc:FamilyName>'.$data['guia']['apellido_chofer'].'</cbc:FamilyName>'
                        .'<cbc:JobTitle>Principal</cbc:JobTitle>'
                        
                        .'<cac:IdentityDocumentReference>'
                            .'<cbc:ID>'.$data['guia']['licencia'].'</cbc:ID>'
                        .'</cac:IdentityDocumentReference>'
                      .'</cac:DriverPerson>'

.'</cac:ShipmentStage>'
                   .'<cac:Delivery>'
                      .'<cac:DeliveryAddress>'
                        .'<cbc:ID schemeAgencyName="PE:INEI" schemeName="Ubigeos">150101</cbc:ID>'
                        .'<cac:AddressLine>'
                            .'<cbc:Line><![CDATA['.$data['guia']['punto_llegada'].']]></cbc:Line>'
                        .'</cac:AddressLine>' 
                      .'</cac:DeliveryAddress>'
                      .'<cac:Despatch>'
                        .'<cac:DespatchAddress>'
                          .'<cbc:ID schemeAgencyName="PE:INEI" schemeName="Ubigeos">'.$data['empresa']['ubigeo'].'</cbc:ID>'
                          .'<cac:AddressLine>'
                            .'<cbc:Line><![CDATA['.$data['guia']['punto_partida'].']]></cbc:Line>'
                          .'</cac:AddressLine>'
                        .'</cac:DespatchAddress>'
                      .'</cac:Despatch>' //nuevo bloque
                    .'</cac:Delivery>'

.'<cac:TransportHandlingUnit>' //nuevo bloque
                      .'<cac:TransportEquipment>'
                        .'<cbc:ID>'.$data['guia']['marca_placa'].'</cbc:ID>'
                      .'</cac:TransportEquipment>'
                    .'</cac:TransportHandlingUnit>'

.'</cac:Shipment>';

for ($i=0; $i < sizeof($data['detalle']) ; $i++) {     
            $invoice.= '<cac:DespatchLine>'
                    .'<cbc:ID>'.($i+1).'</cbc:ID>'
                    .'<cbc:DeliveredQuantity unitCode="NIU" unitCodeListID="UN/ECE rec 20" unitCodeListAgencyName="United Nations Economic Commission for Europe">'.$data['detalle'][$i]['cantidad'].'</cbc:DeliveredQuantity>'
                    .'<cac:OrderLineReference>'
                      .'<cbc:LineID>1</cbc:LineID>'
                    .'</cac:OrderLineReference>'
                    .'<cac:Item>'
                      .'<cbc:Description><![CDATA['.$data['detalle'][$i]['descripcion'].']]></cbc:Description>' //nuevo
                      .'<cac:SellersItemIdentification>'
                        .'<cbc:ID>'.$data['detalle'][$i]['id_producto'].'</cbc:ID>'
                      .'</cac:SellersItemIdentification>'
                    .'</cac:Item>'
                .'</cac:DespatchLine>';
        }

$invoice.='</DespatchAdvice>';

/*****************************************************************************************************************/
    /* CREAR GUIA TRAMSPORTISTA XML 2.0
    /*****************************************************************************************************************/
    function crearGuiaXMLTransportista(array $data) 
    {
        $invoice='<?xml version="1.0" encoding="UTF-8"?>'
            
            .'<DespatchAdvice
                xmlns="urn:oasis:names:specification:ubl:schema:xsd:DespatchAdvice-2"
                xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
                xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2"
                xmlns:ccts="urn:un:unece:uncefact:documentation:2"
                xmlns:ds="http://www.w3.org/2000/09/xmldsig#"
                xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2"
                xmlns:xsd="http://www.w3.org/2001/XMLSchema"
                xmlns:qdt="urn:oasis:names:specification:ubl:schema:xsd:QualifiedDatatypes-2"
                xmlns:sac="urn:sunat:names:specification:ubl:peru:schema:xsd:SunatAggregateComponents-1"
                xmlns:udt="urn:un:unece:uncefact:data:specification:UnqualifiedDataTypesSchemaModule:2"
                xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">' //bloque nuevo

// DATOS DEL EMISOR (TRANSPORTISTA) - MI EMPRESA
                .'<cac:DespatchSupplierParty>'
                    .'<cbc:CustomerAssignedAccountID schemeID="6">'.$data['empresa']['ruc'].'</cbc:CustomerAssignedAccountID>' 
                    .'<cac:Party>'
                        .'<cac:PartyIdentification>'
                            .'<cbc:ID schemeID="6" schemeName="Documento de Identidad" schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo06">'.$data['empresa']['ruc'].'</cbc:ID>'
                        .'</cac:PartyIdentification>' //bloque nuevo
                      .'<cac:PartyLegalEntity>'
                        .'<cbc:RegistrationName><![CDATA['.$data['empresa']['razon_social'].']]></cbc:RegistrationName>'
                      .'</cac:PartyLegalEntity>'
                    .'</cac:Party>'
                .'</cac:DespatchSupplierParty>'

// DATOS DEL RECEPTOR (DESTINATARIO)
                .'<cac:DeliveryCustomerParty>'
                    .'<cac:Party>'
                        .'<cac:PartyIdentification>'
                            .'<cbc:ID schemeID="'.$data['destinatario']['tipo_doc_cliente'].'" schemeName="Documento de Identidad" schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo06">'.$data['destinatario']['num_doc_cliente'].'</cbc:ID>' 
                        .'</cac:PartyIdentification>' // bloque nuevo
                      .'<cac:PartyLegalEntity>'
                        .'<cbc:RegistrationName><![CDATA['.$data['destinatario']['nombre_cliente'].']]></cbc:RegistrationName>'
                      .'</cac:PartyLegalEntity>'
                    .'</cac:Party>'
                .'</cac:DeliveryCustomerParty>'

// DATOS DEL TRASLADO
                .'<cac:Shipment>'
                    .'<cbc:ID>Sunat_Envio</cbc:ID>' //nuevo
                   .'<cbc:GrossWeightMeasure unitCode="KGM">'.$data['guia']['peso'].'</cbc:GrossWeightMeasure>'; //peso

//DATOS DEL SUBCONTRATADOR 
                if ($data['guia']['motivo'] == "SI") {     
                    $invoice.= '<cac:Consignment>'
                            .'<cbc:ID>SUNAT_Envio</cbc:ID>'
                            .'<cac:LogisticsOperatorParty>'
                                   .'<cac:PartyIdentification>'
                                      .'<cbc:ID schemeID="6" schemeName="Documento de Identidad" schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo06">'.$data['guia']['documento_transportista'].'</cbc:ID>'
                                   .'</cac:PartyIdentification>'
                                   .'<cac:PartyLegalEntity>'
                                      .'<cbc:RegistrationName>'.$data['guia']['nombre_transportista'].'</cbc:RegistrationName>'
                                   .'</cac:PartyLegalEntity>'
                            .'</cac:LogisticsOperatorParty>'
                         .'</cac:Consignment>';
                }
          
                $invoice.= '<cac:ShipmentStage>'
                      .'<cac:TransitPeriod>'
                        .'<cbc:StartDate>'.$data['guia']['fecha_traslado'].'</cbc:StartDate>'
                      .'</cac:TransitPeriod>'

//DIRECCION DEL PUNTO DE LLEGADA
                   .'<cac:Delivery>'
                      .'<cac:DeliveryAddress>'
                        .'<cbc:ID schemeAgencyName="PE:INEI" schemeName="Ubigeos">150101</cbc:ID>'
                        .'<cac:AddressLine>'
                            .'<cbc:Line><![CDATA['.$data['guia']['punto_llegada'].']]></cbc:Line>'
                        .'</cac:AddressLine>' 
                      .'</cac:DeliveryAddress>'

//DIRECCION DEL PUNTO DE PARTIDA
                      .'<cac:Despatch>'
                        .'<cac:DespatchAddress>'
                          .'<cbc:ID schemeAgencyName="PE:INEI" schemeName="Ubigeos">'.$data['empresa']['ubigeo'].'</cbc:ID>'
                          .'<cac:AddressLine>'
                            .'<cbc:Line><![CDATA['.$data['guia']['punto_partida'].']]></cbc:Line>'
                          .'</cac:AddressLine>'
                        .'</cac:DespatchAddress>'

// DATOS DEL REMITENTE
                        .'<cac:DespatchParty>' 
                          .'<cac:PartyIdentification>'
                            .'<cbc:ID schemeID="'.$data['comprobante']['tipo_doc_cliente'].'" schemeName="Documento de Identidad" schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo06">'.$data['comprobante']['num_doc_cliente'].'</cbc:ID>'
                          .'</cac:PartyIdentification>'
                          .'<cac:PartyLegalEntity>'
                            .'<cbc:RegistrationName><![CDATA['.$data['comprobante']['nombre_cliente'].']]></cbc:RegistrationName>'
                          .'</cac:PartyLegalEntity>'
                        .'</cac:DespatchParty>'

.'</cac:Despatch>' //nuevo bloque
                    .'</cac:Delivery>'

.'</cac:Shipment>';

$invoice.='</DespatchAdvice>';

$nombreFactura = $data['archivo'];
        $fichero=fopen(base_path()."/sunat/xml/".$data['carpeta']."/".$nombreFactura.".xml", 'w');
        fwrite($fichero, $invoice);
        fclose($fichero);
        chmod( base_path()."/sunat/xml/".$data['carpeta']."/".$nombreFactura.".xml", 0777);
    }
    /*****************************************************************************************************************/
    /* CREAR COMUNICACION DE BAJA
    /*****************************************************************************************************************/
    function crearBajaXML(array $data) 
    {
        $invoice='<?xml version="1.0" encoding="iso-8859-1" standalone="no"?>'
            .'<VoidedDocuments 
                xmlns="urn:sunat:names:specification:ubl:peru:schema:xsd:VoidedDocuments-1" 
                xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2" 
                xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2" 
                xmlns:ds="http://www.w3.org/2000/09/xmldsig#" 
                xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2" 
                xmlns:sac="urn:sunat:names:specification:ubl:peru:schema:xsd:SunatAggregateComponents-1" 
                xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">'

.'<ext:UBLExtensions>'
                    .'<ext:UBLExtension>'
                        .'<ext:ExtensionContent/>'
                    .'</ext:UBLExtension>'
                .'</ext:UBLExtensions>'

.'<cbc:UBLVersionID>2.0</cbc:UBLVersionID>'
                .'<cbc:CustomizationID>1.0</cbc:CustomizationID>'
                .'<cbc:ID>'.$data['baja']['nombre'].'</cbc:ID>'
                .'<cbc:ReferenceDate>'.$data['baja']['fecha_referencia'].'</cbc:ReferenceDate>'  
                .'<cbc:IssueDate>'.$data['baja']['fecha'].'</cbc:IssueDate>'

.'<cac:Signature>'
                    .'<cbc:ID>IDSignKG</cbc:ID>'
                    .'<cac:SignatoryParty>'
                      .'<cac:PartyIdentification>'
                        .'<cbc:ID>'.$data['empresa']['ruc'].'</cbc:ID>'
                      .'</cac:PartyIdentification>'
                      .'<cac:PartyName>'
                        .'<cbc:Name><![CDATA['.$data['empresa']['razon_social'].']]></cbc:Name>'
                      .'</cac:PartyName>'
                    .'</cac:SignatoryParty>'
                    .'<cac:DigitalSignatureAttachment>'
                      .'<cac:ExternalReference>'
                        .'<cbc:URI>#signatureKG</cbc:URI>'
                      .'</cac:ExternalReference>'
                    .'</cac:DigitalSignatureAttachment>'
                .'</cac:Signature>'

.'<cac:AccountingSupplierParty>'
                    .'<cbc:CustomerAssignedAccountID>'.$data['empresa']['ruc'].'</cbc:CustomerAssignedAccountID>'
                    .'<cbc:AdditionalAccountID>6</cbc:AdditionalAccountID>'
                    .'<cac:Party>'
                      .'<cac:PartyLegalEntity>'
                        .'<cbc:RegistrationName><![CDATA['.$data['empresa']['razon_social'].']]></cbc:RegistrationName>'
                      .'</cac:PartyLegalEntity>'
                    .'</cac:Party>'
                .'</cac:AccountingSupplierParty>'

.'<sac:VoidedDocumentsLine>'
                    .'<cbc:LineID>1</cbc:LineID>'
                    .'<cbc:DocumentTypeCode>'.$data['baja']['tipo_comprobante'].'</cbc:DocumentTypeCode>'
                    .'<sac:DocumentSerialID>'.$data['baja']['serie'].'</sac:DocumentSerialID>'
                    .'<sac:DocumentNumberID>'.$data['baja']['numero'].'</sac:DocumentNumberID>'
                    .'<sac:VoidReasonDescription><![CDATA['.$data['baja']['motivo'].']]></sac:VoidReasonDescription>'    
                .'</sac:VoidedDocumentsLine>';
        
        $invoice.='</VoidedDocuments>';

}

/*****************************************************************************************************************/
    /* CREAR RESUMEN DIARIO DE BOLETAS XML
    /*****************************************************************************************************************/
    function crearResumenXML(array $data) 
    {
      $invoice='<?xml version="1.0" encoding="UTF-8"?>'
            .'<SummaryDocuments 
                xmlns="urn:sunat:names:specification:ubl:peru:schema:xsd:SummaryDocuments-1" 
                xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2" 
                xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2" 
                xmlns:ds="http://www.w3.org/2000/09/xmldsig#" 
                xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2" 
                xmlns:sac="urn:sunat:names:specification:ubl:peru:schema:xsd:SunatAggregateComponents-1" 
                xmlns:qdt="urn:oasis:names:specification:ubl:schema:xsd:QualifiedDatatypes-2" 
                xmlns:udt="urn:un:unece:uncefact:data:specification:UnqualifiedDataTypesSchemaModule:2" 
                xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">'

.'<ext:UBLExtensions>'
                    .'<ext:UBLExtension>'
                        .'<ext:ExtensionContent/>'
                    .'</ext:UBLExtension>'
                .'</ext:UBLExtensions>'

.'<cbc:UBLVersionID>2.0</cbc:UBLVersionID>'
                .'<cbc:CustomizationID>1.1</cbc:CustomizationID>'
                .'<cbc:ID>'.$data['resumen']['nombre'].'</cbc:ID>'
                .'<cbc:ReferenceDate>'.$data['comprobante']['fecha'].'</cbc:ReferenceDate>'  
                .'<cbc:IssueDate>'.$data['resumen']['fecha'].'</cbc:IssueDate>'

.'<cac:Signature>'
                    .'<cbc:ID>IDSignKG</cbc:ID>'
                    .'<cac:SignatoryParty>'
                      .'<cac:PartyIdentification>'
                        .'<cbc:ID>'.$data['empresa']['ruc'].'</cbc:ID>'
                      .'</cac:PartyIdentification>'
                      .'<cac:PartyName>'
                        .'<cbc:Name><![CDATA['.$data['empresa']['razon_social'].']]></cbc:Name>'
                      .'</cac:PartyName>'
                    .'</cac:SignatoryParty>'
                    .'<cac:DigitalSignatureAttachment>'
                      .'<cac:ExternalReference>'
                        .'<cbc:URI>#signatureKG</cbc:URI>'
                      .'</cac:ExternalReference>'
                    .'</cac:DigitalSignatureAttachment>'
                .'</cac:Signature>'

.'<cac:AccountingSupplierParty>'
                    .'<cbc:CustomerAssignedAccountID>'.$data['empresa']['ruc'].'</cbc:CustomerAssignedAccountID>'
                    .'<cbc:AdditionalAccountID>6</cbc:AdditionalAccountID>'
                    .'<cac:Party>'
                        .'<cac:PartyLegalEntity>'
                            .'<cbc:RegistrationName><![CDATA['.$data['empresa']['razon_social'].']]></cbc:RegistrationName>'
                        .'</cac:PartyLegalEntity>'
                    .'</cac:Party>'
                .'</cac:AccountingSupplierParty>';

.'<sac:TotalAmount currencyID="PEN">'.$data['boleta'][$i]['total'].'</sac:TotalAmount>';

//GRAVADO
                if ($data['boleta'][$i]['subtotal_afecto'] != 0) {
                    $invoice.= '<sac:BillingPayment>'
                        .'<cbc:PaidAmount currencyID="PEN">'.$data['boleta'][$i]['subtotal_afecto'].'</cbc:PaidAmount>'
                        .'<cbc:InstructionID>01</cbc:InstructionID>'
                    .'</sac:BillingPayment>';
                }
                //EXONERADO
                if ($data['boleta'][$i]['subtotal_exonerado'] != 0) {
                    $invoice.= '<sac:BillingPayment>'
                        .'<cbc:PaidAmount currencyID="PEN">'.$data['boleta'][$i]['subtotal_exonerado'].'</cbc:PaidAmount>'
                        .'<cbc:InstructionID>02</cbc:InstructionID>'
                    .'</sac:BillingPayment>';
                }
                //INAFECTO
                if ($data['boleta'][$i]['subtotal_inafecto'] != 0) {
                    $invoice.= '<sac:BillingPayment>'
                        .'<cbc:PaidAmount currencyID="PEN">'.$data['boleta'][$i]['subtotal_inafecto'].'</cbc:PaidAmount>'
                        .'<cbc:InstructionID>03</cbc:InstructionID>'
                    .'</sac:BillingPayment>';
                }

$invoice.= '<cac:TaxTotal>'
                    .'<cbc:TaxAmount currencyID="PEN">'.$data['boleta'][$i]['impuesto'].'</cbc:TaxAmount>'
                    .'<cac:TaxSubtotal>'
                        .'<cbc:TaxAmount currencyID="PEN">'.$data['boleta'][$i]['impuesto'].'</cbc:TaxAmount>'
                        .'<cac:TaxCategory>'
                            .'<cac:TaxScheme>'
                                .'<cbc:ID>1000</cbc:ID>'
                                .'<cbc:Name>IGV</cbc:Name>'
                                .'<cbc:TaxTypeCode>VAT</cbc:TaxTypeCode>'
                            .'</cac:TaxScheme>'
                        .'</cac:TaxCategory>'
                    .'</cac:TaxSubtotal>';

if ($data['boleta'][$i]['tiene_icbper'] == 1) {
                        $invoice .= '<cac:TaxSubtotal>'
                            .'<cbc:TaxAmount currencyID="PEN">'.$data['boleta'][$i]['subtotal_icbper'].'</cbc:TaxAmount>'
                            .'<cbc:BaseUnitMeasure unitCode="NIU">'.$data['boleta'][$i]['cantidad_icbper'].'</cbc:BaseUnitMeasure>'
                            .'<cbc:PerUnitAmount currencyID="PEN">'.$data['comprobante']['valor_icbper'].'</cbc:PerUnitAmount>'
                            .'<cac:TaxCategory>'
                                .'<cac:TaxScheme>'
                                    .'<cbc:ID schemeAgencyName="PE:SUNAT" schemeURI="urn:pe:gob:sunat:cpe:see:gem:catalogos:catalogo05">7152</cbc:ID>'
                                    .'<cbc:Name>ICBPER</cbc:Name>'
                                    .'<cbc:TaxTypeCode>OTH</cbc:TaxTypeCode>'
                                .'</cac:TaxScheme>'
                            .'</cac:TaxCategory>'
                        .'</cac:TaxSubtotal>';
                    }

$invoice .= '</cac:TaxTotal>'
              .'</sac:SummaryDocumentsLine>';
        }

$invoice.='</SummaryDocuments>';

}

/*****************************************************************************************************************/
    /* CREAR RESUMEN DIARIO DE NOTAS DE CREDITO
    /*****************************************************************************************************************/
    function crearResumenNotaXML(array $data) 
    {
        $invoice='<?xml version="1.0" encoding="iso-8859-1" standalone="no"?>'
            .'<SummaryDocuments 
                xmlns="urn:sunat:names:specification:ubl:peru:schema:xsd:SummaryDocuments-1" 
                xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2" 
                xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2" 
                xmlns:ds="http://www.w3.org/2000/09/xmldsig#" 
                xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2" 
                xmlns:sac="urn:sunat:names:specification:ubl:peru:schema:xsd:SunatAggregateComponents-1"
                xmlns:qdt="urn:oasis:names:specification:ubl:schema:xsd:QualifiedDatatypes-2" 
                xmlns:udt="urn:un:unece:uncefact:data:specification:UnqualifiedDataTypesSchemaModule:2"
                xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">'

.'<ext:UBLExtensions>'
                    .'<ext:UBLExtension>'
                        .'<ext:ExtensionContent/>'
                    .'</ext:UBLExtension>'
                .'</ext:UBLExtensions>'

.'<cac:Signature>'
                    .'<cbc:ID>IDSignKG</cbc:ID>'
                    .'<cac:SignatoryParty>'
                      .'<cac:PartyIdentification>'
                        .'<cbc:ID>'.$data['empresa']['ruc'].'</cbc:ID>'
                      .'</cac:PartyIdentification>'
                      .'<cac:PartyName>'
                        .'<cbc:Name><![CDATA['.$data['empresa']['razon_social'].']]></cbc:Name>'
                      .'</cac:PartyName>'
                    .'</cac:SignatoryParty>'
                    .'<cac:DigitalSignatureAttachment>'
                      .'<cac:ExternalReference>'
                        .'<cbc:URI>#signatureKG</cbc:URI>'
                      .'</cac:ExternalReference>'
                    .'</cac:DigitalSignatureAttachment>'
                .'</cac:Signature>'

for ($i=0; $i < sizeof($data['boleta']) ; $i++) {  
            $invoice.= '<sac:SummaryDocumentsLine>'
                .'<cbc:LineID>'.($i+1).'</cbc:LineID>'
                .'<cbc:DocumentTypeCode>'.$data['nota'][$i]['tipo_comprobante'].'</cbc:DocumentTypeCode>' //Nota de Credito 07
                .'<cbc:ID>'.$data['nota'][$i]['nombre'].'</cbc:ID>' //Nombre de la  nota
                .'<cac:AccountingCustomerParty>'
                  .'<cbc:CustomerAssignedAccountID>'.$data['boleta'][$i]['num_doc_cliente'].'</cbc:CustomerAssignedAccountID>'
                  .'<cbc:AdditionalAccountID>'.$data['boleta'][$i]['tipo_doc_cliente'].'</cbc:AdditionalAccountID>'
                .'</cac:AccountingCustomerParty>'
                .'<cac:BillingReference>'
                    .'<cac:InvoiceDocumentReference>'
                        .'<cbc:ID>'.$data['boleta'][$i]['nombre'].'</cbc:ID>'  //Nombre de la boleta afectado
                        .'<cbc:DocumentTypeCode>'.$data['boleta'][$i]['tipo_comprobante'].'</cbc:DocumentTypeCode>' // 03 boleta
                    .'</cac:InvoiceDocumentReference>'
                .'</cac:BillingReference>'
                .'<cac:Status>'
                  .'<cbc:ConditionCode>1</cbc:ConditionCode>'
                .'</cac:Status>'

.'<sac:TotalAmount currencyID="PEN">'.$data['boleta'][$i]['total'].'</sac:TotalAmount>';

$invoice.= '</cac:TaxTotal>'
              .'</sac:SummaryDocumentsLine>';
        }

$invoice.='</SummaryDocuments>';

}

/*****************************************************************************************************************/
    /* FIRMAR XML
    /*****************************************************************************************************************/
    function firmarComprobante(array $data)
    {
        $nombreFactura = $data['archivo'];
        $doc = new DOMDocument();
        $doc->load(base_path()."/sunat/xml/".$data['carpeta']."/".$nombreFactura.".xml");
        $objDSig = new XMLSecurityDSig();
        $objDSig->setCanonicalMethod(XMLSecurityDSig::EXC_C14N);
        $objDSig->addReference(
            $doc,
            XMLSecurityDSig::SHA1,
            array('http://www.w3.org/2000/09/xmldsig#enveloped-signature'),
            array('force_uri' => true)
        );
        $objKey = new XMLSecurityKey(XMLSecurityKey::RSA_SHA1, array('type' => 'private'));
        $objKey->loadKey(base_path()."/sunat/credenciales/llaves/private_key.pem", true);
        $objDSig->sign($objKey); 
        $objDSig->add509Cert(file_get_contents(base_path()."/sunat/credenciales/llaves/public_key.pem"), true, false, array('subjectName' => true)); 
        $objDSig->appendSignature($doc->getElementsByTagName('ExtensionContent')->item(0));
        $doc->save(base_path()."/sunat/xml/".$data['carpeta']."/".$nombreFactura.".xml");
        chmod(base_path()."/sunat/xml/".$data['carpeta']."/".$nombreFactura.".xml", 0777);
    }

/*****************************************************************************************************************/
    /* COMPRIMIR XML
    /*****************************************************************************************************************/
    function comprimirComprobante(array $data) 
    {
        $NomArch = base_path()."/sunat/xml/".$data['carpeta']."/".$data['archivo'];
        if (file_exists($NomArch.".zip")) {
            unlink($NomArch.".zip"); 
        } 
        $zip = new PclZip($NomArch.".zip");
        $zip->add($NomArch.".xml", PCLZIP_OPT_REMOVE_PATH, base_path()."/sunat/xml/".$data['carpeta']."/");
        chmod($NomArch.".zip", 0777);  
    }

/*****************************************************************************************************************/
    /* ENVIAR XML
    /*****************************************************************************************************************/
    function enviarComprobante(array $data) 
    {
        $NomArch = $data['archivo'];
        $rutaArch = base_path()."/sunat/xml/".$data['carpeta']."/".$NomArch;

//Estructura del XML para la conexión OJOOO UsernameToken CLAVE SOL
        $XMLString = '<?xml version="1.0" encoding="UTF-8"?>
        <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://service.sunat.gob.pe" xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd">
         <soapenv:Header>
             <wsse:Security>
                 <wsse:UsernameToken>
                     <wsse:Username>'.$data['empresa']['ruc'].''.env("USUARIO_SECUNDARIO").'</wsse:Username>
                     <wsse:Password>'.env("PASSWORD_SECUNDARIO").'</wsse:Password>
                 </wsse:UsernameToken>
             </wsse:Security>
         </soapenv:Header>
         <soapenv:Body>
             <ser:sendBill>
                <fileName>'.$NomArch.'.zip</fileName>
                <contentFile>'.base64_encode(file_get_contents($rutaArch.'.zip')).'</contentFile>
             </ser:sendBill>
         </soapenv:Body>
        </soapenv:Envelope>';

try {
            if ($data['carpeta'] == "guias") {
              $result = soapCall(wsdlURL_Guia(), $callFunction = "sendBill", $XMLString);
            }
            else {
              $result = soapCall(wsdlURL(), $callFunction = "sendBill", $XMLString);
            }
   
            //Descargamos el Archivo Response
            $archivo = fopen(base_path()."/sunat/cdr/".$data['carpeta']."/C".$NomArch.".xml","w+");
            fputs($archivo, $result);
            fclose($archivo);
            //LEEMOS EL ARCHIVO XML
            $xml = simplexml_load_file(base_path()."/sunat/cdr/".$data['carpeta']."/C".$NomArch.".xml"); 
            foreach ($xml->xpath('//applicationResponse') as $response){ }
            //AQUI DESCARGAMOS EL ARCHIVO CDR(CONSTANCIA DE RECEPCIÓN)
            $cdr=base64_decode($response);
            $archivo = fopen(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip","w+");
            fputs($archivo,$cdr);
            fclose($archivo);
            chmod(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip", 0777);
            //Descomprimimos respuesta de SUNAT
            $archive = new PclZip(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip");
            if ($archive->extract(PCLZIP_OPT_PATH, "../sunat/cdr/".$data['carpeta']."")==0){ // por defecto extrae en la carpeta public, por redirigimos asi
                die("Error : ".$archive->errorInfo(true)); 
            }else{
                chmod(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".xml", 0777);    
            } 
            //Eliminamos el Archivo Response
            unlink(base_path()."/sunat/cdr/".$data['carpeta']."/C".$NomArch.".xml");
            $data['respuesta'] = "ENVIADO";
            return $data;
        } catch (SoapFault $fault) {
            if ($fault->faultcode == "soap-env:Client.1032" || $fault->faultcode == "soap-env:Client.1033") {
                $data = consultaCdrComprobante($data);
                return $data;
            }
            else
            {
                $data['respuesta'] = "NO ENVIADO";
                $data['mensaje'] = "ERROR (".$fault->faultcode."): ".$fault->faultstring;
                $data['estado'] = "NO ENVIADO";
                return $data;
            }
        }
    }

function enviarResumen(array $data) 
    {
        $NomArch = $data['archivo'];
        $rutaArch = base_path()."/sunat/xml/".$data['carpeta']."/".$NomArch;

//Estructura del XML para la conexión OJOOO UsernameToken CLAVE SOL
        $XMLString='<?xml version="1.0" encoding="UTF-8"?>
        <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://service.sunat.gob.pe" xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd">
         <soapenv:Header>
             <wsse:Security>
                 <wsse:UsernameToken>
                     <wsse:Username>'.$data['empresa']['ruc'].''.env("USUARIO_SECUNDARIO").'</wsse:Username>
                     <wsse:Password>'.env("PASSWORD_SECUNDARIO").'</wsse:Password>
                 </wsse:UsernameToken>
             </wsse:Security>
         </soapenv:Header>
         <soapenv:Body>
             <ser:sendSummary>
                <fileName>'.$NomArch.'.zip</fileName>
                <contentFile>'.base64_encode(file_get_contents($rutaArch.'.zip')).'</contentFile>
             </ser:sendSummary>
         </soapenv:Body>
        </soapenv:Envelope>';

try {
            $result = soapCall( wsdlURL(), $callFunction = "sendSummary", $XMLString);
            //Descargamos el Archivo Response
            $responseFile=fopen(base_path()."/sunat/tickets/T-".$NomArch.".xml", "w+");
            fwrite($responseFile, $result);
            fclose($responseFile);

$data['mensaje'] = "El comprobante fue enviado correctamente";
            $data['estado'] = "PENDIENTE";
            $data['code'] = "0"; // ESTADO 98
            return $data;
        } catch (SoapFault $fault) {
            $data['mensaje'] = "ERROR (".$fault->faultcode."): ".$fault->faultstring;
            $data['estado'] = "NO ENVIADO";
            $data['code'] = "".$fault->faultcode.""; // ESTADO 98
            return $data;
        }
    }

/*****************************************************************************************************************/
    /* CONSULTA DE TICKETS
    /*****************************************************************************************************************/

function consultaTicketResumen(array $data) 
    {
        $NomArch = $data['archivo'];
        $rutaArch = base_path()."/sunat/xml/".$data['carpeta']."/".$NomArch;

//Extraemos el codigo del ticket
        $xml = simplexml_load_file(base_path().'/sunat/tickets/T-'.$NomArch.'.xml'); 
        foreach ($xml->xpath('//ticket') as $ticketNro){ } 
            
        $XMLString='<?xml version="1.0" encoding="UTF-8"?>
        <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://service.sunat.gob.pe" xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd">
         <soapenv:Header>
             <wsse:Security>
                 <wsse:UsernameToken>
                     <wsse:Username>'.$data['empresa']['ruc'].''.env("USUARIO_SECUNDARIO").'</wsse:Username>
                     <wsse:Password>'.env("PASSWORD_SECUNDARIO").'</wsse:Password>
                 </wsse:UsernameToken>
             </wsse:Security>
         </soapenv:Header>
         <soapenv:Body>
             <ser:getStatus>
                <ticket>'.$ticketNro.'</ticket>
             </ser:getStatus>
         </soapenv:Body>
        </soapenv:Envelope>';

try {    
            $result=soapCall(wsdlURL(), $callFunction='getStatus', $XMLString);
            $responseFile=fopen(base_path().'/sunat/tickets/C'.$NomArch.'.xml', 'w+');
            fwrite($responseFile, $result);
            fclose($responseFile);

//Extraemos la respuesta del ticket
            $xml = simplexml_load_file(base_path().'/sunat/tickets/C'.$NomArch.'.xml'); 
            foreach ($xml->xpath('//status/content') as $response){ }
                
            $cdr=base64_decode($response);
            $archivo = fopen(base_path().'/sunat/tickets/R'.$NomArch.'.zip','w+');
            fputs($archivo,$cdr);
            fclose($archivo);
            chmod(base_path().'/sunat/tickets/R'.$NomArch.'.zip', 0777);

//Descomprimimos respuesta de SUNAT
            $extract = new ZipArchive();
            $extract->open(base_path().'/sunat/tickets/R'.$NomArch.'.zip');
            $extract->extractTo(base_path()."/sunat/cdr/".$data['carpeta']."/");
            $extract->close();

//Eliminamos el Archivo Response
            unlink(base_path().'/sunat/tickets/C'.$NomArch.'.xml');
            unlink(base_path().'/sunat/tickets/R'.$NomArch.'.zip');

$data['respuesta'] = "ENVIADO";
            return $data;
        } catch (SoapFault $fault) {
            $data['respuesta'] = "NO ENVIADO";
            $data['mensaje'] = "ERROR (".$fault->faultcode."): ".$fault->faultstring;
            $data['estado'] = "NO ENVIADO";
            return $data;
        }
    }

/*****************************************************************************************************************/
    /* CONSULTA DE CDR
    /*****************************************************************************************************************/

function consultaCdrComprobante(array $data) 
    {
        $NomArch = $data['archivo'];

$XMLString='<?xml version="1.0" encoding="UTF-8"?>
            <soapenv:Envelope 
                xmlns:ser="http://service.sunat.gob.pe" 
                xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"
                xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd">
                <soapenv:Header>
                  <wsse:Security>
                     <wsse:UsernameToken>
                        <wsse:Username>'.$data['empresa']['ruc'].''.env("USUARIO_SECUNDARIO").'</wsse:Username>
                        <wsse:Password>'.env("PASSWORD_SECUNDARIO").'</wsse:Password>
                     </wsse:UsernameToken>
                  </wsse:Security>
               </soapenv:Header>
               <soapenv:Body>
                  <ser:getStatusCdr>
                     <rucComprobante>'.$data['empresa']['ruc'].'</rucComprobante>
                     <tipoComprobante>'.$data['comprobante']['tipo_comprobante'].'</tipoComprobante>
                     <serieComprobante>'.$data['comprobante']['serie'].'</serieComprobante>
                     <numeroComprobante>'.$data['comprobante']['numero'].'</numeroComprobante>
                  </ser:getStatusCdr>
               </soapenv:Body>
            </soapenv:Envelope>';

try {
            $result=soapCall(wsdlURL_Cdr(), $callFunction='getStatusCdr', $XMLString);
            //Descargamos el Archivo Response
            $archivo = fopen(base_path()."/sunat/cdr/".$data['carpeta']."/C".$NomArch.".xml","w+");
            fputs($archivo, $result);
            fclose($archivo);
            //LEEMOS EL ARCHIVO XML
            $xml = simplexml_load_file(base_path()."/sunat/cdr/".$data['carpeta']."/C".$NomArch.".xml"); 
            
            //INICIO DE EXCEPCION - PARA EL CASO QUE NO TENGA CDR
            foreach ($xml->xpath('//statusCdr/statusCode') as $code){ } 
            if($code=='0125'){
                $data['respuesta'] = "NO ENVIADO";
                $data['mensaje'] = "ERROR (".$code."): No se pudo obtener la constancia";
                $data['estado'] = "RECHAZADO";
                return $data;
            }
            else{
                foreach ($xml->xpath('//statusCdr/content') as $response){ }
                //AQUI DESCARGAMOS EL ARCHIVO CDR(CONSTANCIA DE RECEPCIÓN)
                $cdr=base64_decode($response);
                $archivo = fopen(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip","w+");
                fputs($archivo,$cdr);
                fclose($archivo);
                chmod(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip", 0777);
                //Descomprimimos respuesta de SUNAT
                $archive = new PclZip(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip");
                if ($archive->extract(PCLZIP_OPT_PATH, "../sunat/cdr/".$data['carpeta']."")==0) { // por defecto extrae en la carpeta public, por redirigimos asi
                    die("Error : ".$archive->errorInfo(true)); 
                }else{
                    chmod(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".xml", 0777);    
                } 
                //Eliminamos el Archivo Response
                unlink(base_path()."/sunat/cdr/".$data['carpeta']."/C".$NomArch.".xml");
                $data['respuesta'] = "ENVIADO";
                return $data;
            } 
            //FIN DE EXCEPCION - PARA EL CASO QUE NO TENGA CDR

} catch (SoapFault $fault) {
            $data['respuesta'] = "NO ENVIADO";
            $data['mensaje'] = "ERROR (".$fault->faultcode."): ".$fault->faultstring;
            $data['estado'] = "NO ENVIADO";
            return $data;
        }   
  
    }

/*****************************************************************************************************************/
    /* RESPUESTA DE SUNAT
    /*****************************************************************************************************************/
    function respuestaComprobante(array $data) 
    {
        //Extraemos la respuesta del Servidor
        $NomArch = $data['archivo'];
        $rutaArch = base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch;
        $xml = file_get_contents($rutaArch.'.xml');
        $DOM = new DOMDocument('1.0', 'ISO-8859-1');
        $DOM->preserveWhiteSpace = FALSE;
        $DOM->loadXML($xml);
        $DocXML = $DOM->getElementsByTagName('ResponseCode');
        foreach($DocXML as $Nodo){
            $codigo = $Nodo->nodeValue; 
        }  
        $DocXML = $DOM->getElementsByTagName('Description');
        foreach($DocXML as $Nodo){
            $mensaje = $Nodo->nodeValue; 
        }    
        if ($codigo == 0) {
            $data['estado'] = 'ACEPTADO'; //ACEPTADO| RECHAZADO 
        }
        else {
            $data['estado'] = 'RECHAZADO'; //ACEPTADO| RECHAZADO
        }
        $data['mensaje'] =  $mensaje; //Description 
        return $data;
    }

/*****************************************************************************************************************/
    /* ENVIAR GUIA XML VIA REST 2.0
    /*****************************************************************************************************************/
    function urlGuia() 
    {
        if (env('URL_SUNAT') == "BETA") {
            $url['post']  = 'https://gre-test.nubefact.com/v1/contribuyente/gem/comprobantes/';
            $url['get'] = 'https://gre-test.nubefact.com/v1/contribuyente/gem/comprobantes/envios/';
        } else {
            $url['post']  = 'https://api-cpe.sunat.gob.pe/v1/contribuyente/gem/comprobantes/';
            $url['get'] = 'https://api-cpe.sunat.gob.pe/v1/contribuyente/gem/comprobantes/envios/';
        }
        return $url;
    }

$hash = hash_file('sha256', $rutaArch);
        $base64 = base64_encode(file_get_contents($rutaArch));

$array= array(
            "archivo" => array(
                "nomArchivo" => $NomArch.".zip",
                "arcGreZip" => $base64,
                "hashZip" => $hash
            )
        );
        
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($array));
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, array(
            'Content-Type: application/json',
            'Authorization: Bearer '.$data['token']
        ));
        
        $response = curl_exec($ch);
        curl_close($ch);
        $result = json_decode($response);
        
        if( isset($result->numTicket) ){
            
            $invoice='<?xml version="1.0" encoding="UTF-8"?>'
            .'<Ticket xmlns:ser="http://service.sunat.gob.pe">'
                .'<ser:ResponseCode>'.$result->numTicket.'</ser:ResponseCode>'
                .'<ser:Description>'.$result->fecRecepcion.'</ser:Description>'
            .'</Ticket>';
            $fichero=fopen(base_path()."/sunat/tickets/T-".$NomArch.".xml", 'w');
            fwrite($fichero, $invoice);
            fclose($fichero);
            chmod( base_path()."/sunat/tickets/T-".$NomArch.".xml", 0777);
            
            $data['respuesta'] = "ENVIADO";
            $data['mensaje'] = "El comprobante fue enviado, esta pendiente la obtencion del CDR";
            $data['estado'] = "PENDIENTE";
            return $data;
        } else {
            $data['respuesta'] = "NO ENVIADO";
            $data['mensaje'] = "ERROR (".$result->errors[0]->cod."): ".$result->errors[0]->msg;
            $data['estado'] = "NO ENVIADO";
            return $data;
        }
    }
    
    function consultaTicketGuia(array $data) 
    {
        $NomArch = $data['archivo'];
        $rutaArch = base_path()."/sunat/tickets/T-".$NomArch.".xml";
        $xml = file_get_contents($rutaArch);
        $DOM = new DOMDocument('1.0', 'ISO-8859-1');
        $DOM->preserveWhiteSpace = FALSE;
        $DOM->loadXML($xml);
        $DocXML = $DOM->getElementsByTagName('ResponseCode');
        foreach($DocXML as $Nodo){
            $ticket = $Nodo->nodeValue; 
        }  
        $restURL = urlGuia();
        $url = $restURL['get'].$ticket; //para obtener el CDR
        
        $curl = curl_init();
        curl_setopt_array($curl, array(
          CURLOPT_URL => $url,
          CURLOPT_RETURNTRANSFER => true,
          CURLOPT_ENCODING => "",
          CURLOPT_MAXREDIRS => 10,
          CURLOPT_TIMEOUT => 30,
          CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
          CURLOPT_CUSTOMREQUEST => "GET",
          CURLOPT_HTTPHEADER => array(
            'Authorization: Bearer '.$data['token']
          ),
        ));
        
        $response = curl_exec($curl);
        curl_close($curl);
        $result = json_decode($response);
        
        if( $result->codRespuesta == 0 ){
            
            $cdr=base64_decode($result->arcCdr);
            $archivo = fopen(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip","w+");
            fputs($archivo,$cdr);
            fclose($archivo);
            chmod(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip", 0777);
            $archive = new PclZip(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip"); //Descomprimimos respuesta de SUNAT
            if ($archive->extract(PCLZIP_OPT_PATH, "../sunat/cdr/".$data['carpeta']."")==0){ // por defecto extrae en la carpeta public, por eso redirigimos asi
                die("Error : ".$archive->errorInfo(true)); 
            }else{chmod(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".xml", 0777);} 
            $data['mensaje'] = "El comprobante ha sido aceptado";
            $data['estado'] = "ACEPTADO";
            return $data;
        } elseif ($result->codRespuesta == 98 ) {
            $data['mensaje'] = "El envio del comprobante se encuentra en proceso";
            $data['estado'] = "PENDIENTE";
            return $data;
        } elseif ( $result->codRespuesta == 99 && isset($result->arcCdr) ) {
            $cdr=base64_decode($result->arcCdr);
            $archivo = fopen(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip","w+");
            fputs($archivo,$cdr);
            fclose($archivo);
            chmod(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip", 0777);
            $archive = new PclZip(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".zip"); //Descomprimimos respuesta de SUNAT
            if ($archive->extract(PCLZIP_OPT_PATH, "../sunat/cdr/".$data['carpeta']."")==0){ // por defecto extrae en la carpeta public, por eso redirigimos asi
                die("Error : ".$archive->errorInfo(true)); 
            }else{ chmod(base_path()."/sunat/cdr/".$data['carpeta']."/R-".$NomArch.".xml", 0777);} 
            $data['mensaje'] = "MSG (".$result->error->numError."): ".$result->error->desError;
            $data['estado'] = "RECHAZADO";
            return $data;
        } else {
            $data['mensaje'] = "ERROR (".$result->error->numError."): ".$result->error->desError;
            $data['estado'] = "RECHAZADO";
            return $data;
        } 
    }

/*****************************************************************************************************************/
    /* XML DE FACTURAS EXISTE
    /*****************************************************************************************************************/
    
    function existeFactura(array $data) 
    {
        //Extraemos el nombre del archivo
        $NomArch = $data['archivo'];
        $rutaArch = base_path()."/sunat/xml/".$data['carpeta']."/".$NomArch.".zip";
        
        if (file_exists($rutaArch)) {
            return true;
        } else {
            return false;
        }
    }

${this.title}

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