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(C# UWP/WinRT) POST GovTalk XML to https://vrep1-t.cssz.cz/VREP/submission

Demonstrates how to POST a GovTalk XML message to https://vrep1-t.cssz.cz/VREP/submission

PDF Documentation is at http://www.cssz.cz/NR/rdonlyres/0ACDBB35-F78A-4B1A-8258-7249B55C788E/0/csszpodavacidotazovaciprotokol20110608.pdf

Chilkat Universal Windows Platform (UWP) / WinRT Downloads

Chilkat for the Universal Windows Platform (UWP)

//  This requires the Chilkat API to have been previously unlocked.
//  See Global Unlock Sample for sample code.

//  First prepare the XML body that is to be GZip compressed and then encrypted.
//  Build the following XML..

//  Use the online tool at http://tools.chilkat.io/xmlCreate.cshtml
//  to generate the XML creation code that follows this XML.

//  <?xml version="1.0" encoding="utf-8" ?>
//  <pvpoj xmlns="http://schemas.cssz.cz/POJ/PVPOJ2016">
//      <prehled verze="2016.0" typPrehledu="N">
//          <okres>
//              <kodOSSZ>119</kodOSSZ>
//              <nazevOSSZ>Praha 9</nazevOSSZ>
//          </okres>
//          <obdobi>
//              <mesic>1</mesic>
//              <rok>2018</rok>
//          </obdobi>
//          <zamestnavatel>
//              <vs>9992002999</vs>
//              <IC>49710999</IC>
//              <nazev>SIT &amp; KHASO v.o.s.</nazev>
//              <adresa>
//                  <ulice>Na spleniti</ulice>
//
//                  <cisloDomu>517</cisloDomu>
//                  <obec>Praha 9</obec>
//                  <PSC>19032</PSC>
//                  <stat>CZ</stat>
//              </adresa>
//          </zamestnavatel>
//          <pojistne>
//              <uhrnVymerovacichZakladu>1104</uhrnVymerovacichZakladu>
//              <pojistneZamestnance>175</pojistneZamestnance>
//              <pojistneZamestnavatele>2826</pojistneZamestnavatele>
//              <pojistneCelkem>4301</pojistneCelkem>
//          </pojistne>
//          <platebniUdaje>
//              <bankaCisloUctu>012345789/0800</bankaCisloUctu>
//          </platebniUdaje>
//          <pracovnik>
//              <jmeno>Matt</jmeno>
//              <prijmeni>Murdock</prijmeni>
//              <telefon>606796999</telefon>
//              <email>admin@chilkatsoft.com</email>
//          </pracovnik>
//          <datumVyplneni>2018-03-02</datumVyplneni>
//          <poznamka />
//      </prehled>
//  </pvpoj>

bool success;
Chilkat.Xml xml = new Chilkat.Xml();
xml.Tag = "pvpoj";
xml.AddAttribute("xmlns","http://schemas.cssz.cz/POJ/PVPOJ2016");
xml.UpdateAttrAt("prehled",true,"verze","2016.0");
xml.UpdateAttrAt("prehled",true,"typPrehledu","N");
xml.UpdateChildContent("prehled|okres|kodOSSZ","119");
xml.UpdateChildContent("prehled|okres|nazevOSSZ","Praha 9");
xml.UpdateChildContent("prehled|obdobi|mesic","1");
xml.UpdateChildContent("prehled|obdobi|rok","2018");
xml.UpdateChildContent("prehled|zamestnavatel|vs","9992002999");
xml.UpdateChildContent("prehled|zamestnavatel|IC","49710999");
xml.UpdateChildContent("prehled|zamestnavatel|nazev","SIT & KHASO v.o.s.");
xml.UpdateChildContent("prehled|zamestnavatel|adresa|ulice","Na spleniti");
xml.UpdateChildContent("prehled|zamestnavatel|adresa|cisloDomu","517");
xml.UpdateChildContent("prehled|zamestnavatel|adresa|obec","Praha 9");
xml.UpdateChildContent("prehled|zamestnavatel|adresa|PSC","19032");
xml.UpdateChildContent("prehled|zamestnavatel|adresa|stat","CZ");
xml.UpdateChildContent("prehled|pojistne|uhrnVymerovacichZakladu","1104");
xml.UpdateChildContent("prehled|pojistne|pojistneZamestnance","175");
xml.UpdateChildContent("prehled|pojistne|pojistneZamestnavatele","2826");
xml.UpdateChildContent("prehled|pojistne|pojistneCelkem","4301");
xml.UpdateChildContent("prehled|platebniUdaje|bankaCisloUctu","012345789/0800");
xml.UpdateChildContent("prehled|pracovnik|jmeno","Matt");
xml.UpdateChildContent("prehled|pracovnik|prijmeni","Murdock");
xml.UpdateChildContent("prehled|pracovnik|telefon","606796999");
xml.UpdateChildContent("prehled|pracovnik|email","admin@chilkatsoft.com");
xml.UpdateChildContent("prehled|datumVyplneni","2018-03-02");
xml.UpdateChildContent("prehled|poznamka","");

xml.EmitCompact = true;
xml.EmitXmlDecl = false;

//  Emit the XML into bd.
Chilkat.BinData bd = new Chilkat.BinData();
bd.AppendString(xml.GetXml(),"utf-8");

//  GZip compress the bd contents.
Chilkat.Gzip gzip = new Chilkat.Gzip();
//  The Filename is not an actual file on disk, but is just the filename string stored in the gzip compressed format.
gzip.Filename = "pvpoj.xml";
await gzip.CompressBdAsync(bd);

//  Encrypt the contents using the government provided cert.
Chilkat.Cert cert = new Chilkat.Cert();
success = cert.LoadFromFile("qa_data/govs/czech/pvpoj/DISCSSZ2019.cer");
if (success != true) {
    Debug.WriteLine(cert.LastErrorText);
    return;
}

Chilkat.Crypt2 crypt = new Chilkat.Crypt2();
crypt.CryptAlgorithm = "pki";

crypt.Pkcs7CryptAlg = "aes";
crypt.KeyLength = 256;

success = crypt.SetEncryptCert(cert);
if (success != true) {
    Debug.WriteLine(crypt.LastErrorText);
    return;
}

success = crypt.EncryptBd(bd);
if (success != true) {
    Debug.WriteLine(crypt.LastErrorText);
    return;
}

//  At this point, bd contains the gzip compressed / encrypted XML.

//  Build the following GovTalkMessage XML:

//  <?xml version="1.0" encoding="utf-8"?>
//  <GovTalkMessage xmlns="http://www.govtalk.gov.uk/CM/envelope">
//    <EnvelopeVersion>2.0</EnvelopeVersion>
//    <Header>
//      <MessageDetails>
//        <Class>CSSZ_PVPOJ</Class>
//        <Qualifier>request</Qualifier>
//        <Function>submit</Function>
//        <TransactionID />
//        <AuditID />
//        <CorrelationID />
//        <ResponseEndPoint PollInterval="0" />
//        <Transformation>XML</Transformation>
//        <GatewayTest />
//        <GatewayTimestamp />
//      </MessageDetails>
//      <SenderDetails>
//        <IDAuthentication>
//          <SenderID />
//          <Authentication>
//            <Method>clear</Method>
//            <Role />
//            <Value />
//          </Authentication>
//        </IDAuthentication>
//        <X509Certificate />
//        <EmailAddress>admin@chilkatsoft.com</EmailAddress>
//      </SenderDetails>
//    </Header>
//    <GovTalkDetails>
//      <Keys>
//        <Key Type="vars">9992888999</Key>
//      </Keys>
//      <GatewayAdditions />
//    </GovTalkDetails>
//    <Body>
//      <Message xmlns="http://www.cssz.cz/XMLSchema/envelope" version="1.2" eType="PVPOJ16">
//        <Header>
//          <Signature xmlns:dt="urn:schemas-microsoft-com:datatypes" dt:dt="bin.base64">Signature goes here</Signature>
//          <Vendor productName="Abc xyz. s r.o. JKL .NET Client" version="6.0.2.0" />
//        </Header>
//        <Body xmlns:dt="urn:schemas-microsoft-com:datatypes" encrypted="yes" contentEncoding="gzip" dt:dt="bin.base64">Base64 goes here
//  </Body>
//      </Message>
//    </Body>
//  </GovTalkMessage>
// 

//  Use the online tool at http://tools.chilkat.io/xmlCreate.cshtml
//  to generate this code.

xml.Clear();
xml.Tag = "GovTalkMessage";
xml.AddAttribute("xmlns","http://www.govtalk.gov.uk/CM/envelope");
xml.UpdateChildContent("EnvelopeVersion","2.0");
xml.UpdateChildContent("Header|MessageDetails|Class","CSSZ_PVPOJ");
xml.UpdateChildContent("Header|MessageDetails|Qualifier","request");
xml.UpdateChildContent("Header|MessageDetails|Function","submit");
xml.UpdateChildContent("Header|MessageDetails|TransactionID","");
xml.UpdateChildContent("Header|MessageDetails|AuditID","");
xml.UpdateChildContent("Header|MessageDetails|CorrelationID","");
xml.UpdateAttrAt("Header|MessageDetails|ResponseEndPoint",true,"PollInterval","0");
xml.UpdateChildContent("Header|MessageDetails|Transformation","XML");
xml.UpdateChildContent("Header|MessageDetails|GatewayTest","");
xml.UpdateChildContent("Header|MessageDetails|GatewayTimestamp","");
xml.UpdateChildContent("Header|SenderDetails|IDAuthentication|SenderID","");
xml.UpdateChildContent("Header|SenderDetails|IDAuthentication|Authentication|Method","clear");
xml.UpdateChildContent("Header|SenderDetails|IDAuthentication|Authentication|Role","");
xml.UpdateChildContent("Header|SenderDetails|IDAuthentication|Authentication|Value","");
xml.UpdateChildContent("Header|SenderDetails|X509Certificate","");
xml.UpdateChildContent("Header|SenderDetails|EmailAddress","admin@chilkatsoft.com");
xml.UpdateAttrAt("GovTalkDetails|Keys|Key",true,"Type","vars");
xml.UpdateChildContent("GovTalkDetails|Keys|Key","9992888999");
xml.UpdateChildContent("GovTalkDetails|GatewayAdditions","");
xml.UpdateAttrAt("Body|Message",true,"xmlns","http://www.cssz.cz/XMLSchema/envelope");
xml.UpdateAttrAt("Body|Message",true,"version","1.2");
xml.UpdateAttrAt("Body|Message",true,"eType","PVPOJ16");
xml.UpdateAttrAt("Body|Message|Header|Signature",true,"xmlns:dt","urn:schemas-microsoft-com:datatypes");
xml.UpdateAttrAt("Body|Message|Header|Signature",true,"dt:dt","bin.base64");
xml.UpdateChildContent("Body|Message|Header|Signature","Signature goes here");
xml.UpdateAttrAt("Body|Message|Header|Vendor",true,"productName","Abc xyz. s r.o. JKL .NET Client");
xml.UpdateAttrAt("Body|Message|Header|Vendor",true,"version","6.0.2.0");
xml.UpdateAttrAt("Body|Message|Body",true,"xmlns:dt","urn:schemas-microsoft-com:datatypes");
xml.UpdateAttrAt("Body|Message|Body",true,"encrypted","yes");
xml.UpdateAttrAt("Body|Message|Body",true,"contentEncoding","gzip");
xml.UpdateAttrAt("Body|Message|Body",true,"dt:dt","bin.base64");

//  Insert the contents of bd here:
xml.UpdateChildContent("Body|Message|Body",bd.GetEncoded("base64"));

//  Show the XML to be sent to https://vrep1-t.cssz.cz/VREP/submission
xml.EmitCompact = false;
Debug.WriteLine(xml.GetXml());
xml.EmitCompact = true;

//  ----------------------------------------------------------
//  POST the XML to https://vrep1-t.cssz.cz/VREP/submission

Chilkat.Http http = new Chilkat.Http();
Chilkat.HttpResponse resp = await http.PostXmlAsync("https://vrep1-t.cssz.cz/VREP/submission",xml.GetXml(),"utf-8");
if (http.LastMethodSuccess != true) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

//  Examine the response status code (200 = success)
int statusCode = resp.StatusCode;
Debug.WriteLine("Response status code = " + Convert.ToString(statusCode));

//  The response body should be XML.
//  Load it into a Chilkat XML object to get it in indented format for viewing..
xml.Clear();
xml.LoadXml(resp.BodyStr);
xml.EmitCompact = false;
Debug.WriteLine(xml.GetXml());

//  Output is:
//  <GovTalkMessage xmlns="http://www.govtalk.gov.uk/CM/envelope">
//      <EnvelopeVersion>2.0</EnvelopeVersion>
//      <Header>
//          <MessageDetails>
//              <Class>CSSZ_PVPOJ</Class>
//              <Qualifier>acknowledgement</Qualifier>
//              <Function>submit</Function>
//              <TransactionID />
//              <CorrelationID>1B6336D5ACE949CDB944424CB2D54401</CorrelationID>
//              <ResponseEndPoint PollInterval="60">https://vrep1-t.cssz.cz/VREP/poll</ResponseEndPoint>
//              <GatewayTimestamp>2018-07-02T22:23:41.310</GatewayTimestamp>
//          </MessageDetails>
//          <SenderDetails />
//      </Header>
//      <GovTalkDetails>
//          <Keys />
//      </GovTalkDetails>
//      <Body>
//          <Signature xmlns="http://www.podani.gov.cz/TxE/timestamp" Version="1.0">
//              <DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1" />
//              <TimeStamp>
//                  <date>20180702</date>
//                  <time>22:23:41</time>
//              </TimeStamp>
//              <SignatureValue>MIIORwYJKoZIhvcNAQcCo ... bBNE6MeXmk2siMuvY=</SignatureValue>
//          </Signature>
//      </Body>
//  </GovTalkMessage>
// 

//  Hint: Use the online tool at http://tools.chilkat.io/xmlParse.cshtml
//  to generate XML parsing code based on a sample response..
 

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