Objective-C

Create SOAP with multiple VeriFactu Digitally Signed Registration Records

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Creates a SOAP message containing a multiple digitally signed invoice registration records, formatted according to the specifications for Spain's Veri*Factu system. Objective-C

#import <CkoXml.h>
#import <CkoStringBuilder.h>

BOOL success = NO;

success = YES;

// Begin with the following SOAP XML:

// <?xml version="1.0" encoding="utf-8"?>
// <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:sum="https://www2.agenciatributaria.gob.es/static_files/common/internet/dep/aplicaciones/es/aeat/tike/cont/ws/SuministroLR.xsd" xmlns:sum1="https://www2.agenciatributaria.gob.es/static_files/common/internet/dep/aplicaciones/es/aeat/tike/cont/ws/SuministroInformacion.xsd" xmlns:xd="http://www.w3.org/2000/09/xmldsig#">
//     <soapenv:Header/>
//     <soapenv:Body>
//         <sum:RegFactuSistemaFacturacion>
//             <sum:Cabecera>
//                 <sum1:ObligadoEmision>
//                     <sum1:NombreRazon>XYZ STORE SL</sum1:NombreRazon>
//                     <sum1:NIF>B99999999</sum1:NIF>
//                 </sum1:ObligadoEmision>
//                 <sum1:RemisionRequerimiento>
//                     <sum1:RefRequerimiento>3333333333</sum1:RefRequerimiento>
//                     <sum1:FinRequerimiento>S</sum1:FinRequerimiento>
//                 </sum1:RemisionRequerimiento>
//             </sum:Cabecera>
// 
//         </sum:RegFactuSistemaFacturacion>
//     </soapenv:Body>
// </soapenv:Envelope>

CkoXml *xml = [[CkoXml alloc] init];
xml.Tag = @"soapenv:Envelope";
[xml AddAttribute: @"xmlns:soapenv" value: @"http://schemas.xmlsoap.org/soap/envelope/"];
[xml AddAttribute: @"xmlns:sum" value: @"https://www2.agenciatributaria.gob.es/static_files/common/internet/dep/aplicaciones/es/aeat/tike/cont/ws/SuministroLR.xsd"];
[xml AddAttribute: @"xmlns:sum1" value: @"https://www2.agenciatributaria.gob.es/static_files/common/internet/dep/aplicaciones/es/aeat/tike/cont/ws/SuministroInformacion.xsd"];
[xml AddAttribute: @"xmlns:xd" value: @"http://www.w3.org/2000/09/xmldsig#"];
[xml UpdateChildContent: @"soapenv:Header" value: @""];
[xml UpdateChildContent: @"soapenv:Body|sum:RegFactuSistemaFacturacion|sum:Cabecera|sum1:ObligadoEmision|sum1:NombreRazon" value: @"XYZ STORE SL"];
[xml UpdateChildContent: @"soapenv:Body|sum:RegFactuSistemaFacturacion|sum:Cabecera|sum1:ObligadoEmision|sum1:NIF" value: @"B99999999"];
[xml UpdateChildContent: @"soapenv:Body|sum:RegFactuSistemaFacturacion|sum:Cabecera|sum1:RemisionRequerimiento|sum1:RefRequerimiento" value: @"3333333333"];
[xml UpdateChildContent: @"soapenv:Body|sum:RegFactuSistemaFacturacion|sum:Cabecera|sum1:RemisionRequerimiento|sum1:FinRequerimiento" value: @"S"];

// Prior to this code, we created N signed SOAP messages, each containing a single signed record.
// Load each of these signed SOAP messages into a StringBuilder and insert after the "</sum:Cabecera>"
// Note: We must NOT use Chilkat.Xml for this.  We must do string operations using Chilkat StringBuilder to prevent whitespace or formatting modifications which would break the signatures.

CkoStringBuilder *sbXml = [[CkoStringBuilder alloc] init];
[xml GetXmlSb: sbXml];

// ---------------------------------------------------------------------------------------------
// Load the previously signed XML containing just one signed record.
CkoStringBuilder *sbSignedSoap = [[CkoStringBuilder alloc] init];
success = [sbSignedSoap LoadFile: @"c:/temp/qa_output/signedSoapXml1.xml" charset: @"utf-8"];
if (success == NO) {
    NSLog(@"%@",sbSignedSoap.LastErrorText);
    return;
}

// Remove everything before "</sum:Cabecera>", including the "</sum:Cabecera>"
[sbSignedSoap RemoveBefore: @"</sum:Cabecera>"];

// Remove everything after the "</sum:RegFactuSistemaFacturacion>", including the "</sum:RegFactuSistemaFacturacion>"
[sbSignedSoap RemoveAfterFinal: @"</sum:RegFactuSistemaFacturacion>"];

// We now have the portion of the signed SOAP xml from <sum:RegistroFactura> to </sum:RegistroFactura>
// Insert it after the </sum:Cabecera>
[sbSignedSoap Prepend: @"</sum:Cabecera>"];
[sbXml ReplaceFirst: @"</sum:Cabecera>" replacement: [sbSignedSoap GetAsString]];

// ---------------------------------------------------------------------------------------------
// Add the next signed SOAP containing a single signed record.
success = [sbSignedSoap LoadFile: @"c:/temp/qa_output/signedSoapXml2.xml" charset: @"utf-8"];
if (success == NO) {
    NSLog(@"%@",sbSignedSoap.LastErrorText);
    return;
}

// Remove everything before "</sum:Cabecera>", including the "</sum:Cabecera>"
[sbSignedSoap RemoveBefore: @"</sum:Cabecera>"];

// Remove everything after the "</sum:RegFactuSistemaFacturacion>", including the "</sum:RegFactuSistemaFacturacion>"
[sbSignedSoap RemoveAfterFinal: @"</sum:RegFactuSistemaFacturacion>"];

// We now have the portion of the signed SOAP xml from <sum:RegistroFactura> to </sum:RegistroFactura>
// Insert it after the </sum:Cabecera>
[sbSignedSoap Prepend: @"</sum:Cabecera>"];
[sbXml ReplaceFirst: @"</sum:Cabecera>" replacement: [sbSignedSoap GetAsString]];

// ---------------------------------------------------------------------------------------------
// Continue adding more signed records if needed.

// Save the SOAP containing multiple signed records..
[sbXml WriteFile: @"c:/temp/qa_output/soap_combined.xml" charset: @"utf-8" emitBom: NO];