(C) Aruba Fatturazione Elettronica Get Zip by Filename

Returns an invoice with all of its notifications in Zip format (e.g. IT01879020517_abcde.xml.p7m).

For more information, see https://fatturazioneelettronica.aruba.it/apidoc/docs_EN.html#_getzipbyfilename

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#include <C_CkHttp.h>
#include <C_CkBinData.h>
#include <C_CkZip.h>
#include <C_CkZipEntry.h>
#include <C_CkCrypt2.h>

void ChilkatSample(void)
    {
    HCkHttp http;
    BOOL success;
    HCkBinData bdZip;
    int respStatusCode;
    HCkZip zip;
    int numUnzipped;
    HCkZipEntry entry;
    HCkBinData bdP7m;
    HCkCrypt2 crypt;

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

    http = CkHttp_Create();

    // Implements the following CURL command:

    // curl -X GET https://ws.fatturazioneelettronica.aruba.it/services/invoice/in/getZipByFilename?filename=IT01879020517_jtlk1.xml.p7m \
    //   -H "Accept: application/json" \
    //   -H "Authorization: Bearer NLOGDVXLVaF3tzmnVPkTwpkuh7dG0i09uSCcog3u+rE="

    // Use the following online tool to generate HTTP code from a CURL command
    // Convert a cURL Command to HTTP Source Code

    // Adds the "Authorization: Bearer NLOGDVXLVaF3tzmnVPkTwpkuh7dG0i09uSCcog3u+rE=" header.
    CkHttp_putAuthToken(http,"NLOGDVXLVaF3tzmnVPkTwpkuh7dG0i09uSCcog3u+rE=");
    CkHttp_SetRequestHeader(http,"Accept","application/json");

    bdZip = CkBinData_Create();
    success = CkHttp_QuickGetBd(http,"https://ws.fatturazioneelettronica.aruba.it/services/invoice/in/getZipByFilename?filename=IT01879020517_jtlk1.xml.p7m",bdZip);
    if (success == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkHttp_Dispose(http);
        CkBinData_Dispose(bdZip);
        return;
    }

    respStatusCode = CkHttp_getLastStatus(http);
    printf("response status code = %d\n",respStatusCode);

    if (respStatusCode != 200) {
        // If it failed, the response body will not contain the .zip file data.
        // It will likely contain an error message.
        printf("%s\n",CkBinData_getString(bdZip,"utf-8"));
        printf("Failed.\n");
        CkHttp_Dispose(http);
        CkBinData_Dispose(bdZip);
        return;
    }

    // Open the zip and extract the .p7m
    zip = CkZip_Create();

    success = CkZip_OpenBd(zip,bdZip);
    if (success == FALSE) {
        printf("%s\n",CkZip_lastErrorText(zip));
        CkHttp_Dispose(http);
        CkBinData_Dispose(bdZip);
        CkZip_Dispose(zip);
        return;
    }

    // If desired, we can unzip to the filesystem..
    numUnzipped = CkZip_Unzip(zip,"c:/mySignedInvoices");
    if (numUnzipped < 0) {
        printf("%s\n",CkZip_lastErrorText(zip));
        CkHttp_Dispose(http);
        CkBinData_Dispose(bdZip);
        CkZip_Dispose(zip);
        return;
    }

    // Alternatively, we can unzip into memory..
    entry = CkZip_GetEntryByIndex(zip,0);
    if (CkZip_getLastMethodSuccess(zip) == FALSE) {
        printf("%s\n",CkZip_lastErrorText(zip));
        CkHttp_Dispose(http);
        CkBinData_Dispose(bdZip);
        CkZip_Dispose(zip);
        return;
    }

    bdP7m = CkBinData_Create();
    success = CkZipEntry_UnzipToBd(entry,bdP7m);
    if (success == FALSE) {
        printf("%s\n",CkZipEntry_lastErrorText(entry));
        CkHttp_Dispose(http);
        CkBinData_Dispose(bdZip);
        CkZip_Dispose(zip);
        CkBinData_Dispose(bdP7m);
        return;
    }

    CkZipEntry_Dispose(entry);

    // Verify the signature and extract the XML from the p7m
    // If the signature verification is successful, the contents of bdP7m are unwrapped and what
    // remains is the original signed document..
    crypt = CkCrypt2_Create();
    success = CkCrypt2_OpaqueVerifyBd(crypt,bdP7m);
    if (success == FALSE) {
        printf("%s\n",CkCrypt2_lastErrorText(crypt));
        CkHttp_Dispose(http);
        CkBinData_Dispose(bdZip);
        CkZip_Dispose(zip);
        CkBinData_Dispose(bdP7m);
        CkCrypt2_Dispose(crypt);
        return;
    }

    printf("The signature was verified.\n");

    // The bdp7m now contains the XML that was originally signed.
    printf("Original XML:\n");
    printf("%s\n",CkBinData_getString(bdP7m,"utf-8"));


    CkHttp_Dispose(http);
    CkBinData_Dispose(bdZip);
    CkZip_Dispose(zip);
    CkBinData_Dispose(bdP7m);
    CkCrypt2_Dispose(crypt);

    }