(Unicode C++) Azure File Service: List Shares

Sample code to list the file shares in an Azure storage account.

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#include <CkRestW.h>
#include <CkAuthAzureStorageW.h>
#include <CkXmlW.h>
#include <CkDateTimeW.h>
#include <CkDtObjW.h>

void ChilkatSample(void)
    {
    // Azure File Service Example: List all the file shares in a storage account.
    // See also: https://docs.microsoft.com/en-us/rest/api/storageservices/list-shares

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

    CkRestW rest;

    // Connect to the Azure Storage Blob Service
    bool bTls = true;
    int port = 443;
    bool bAutoReconnect = true;
    // In this example, the storage account name is "chilkat".
    bool success = rest.Connect(L"chilkat.file.core.windows.net",port,bTls,bAutoReconnect);
    if (success != true) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    // Provide Azure Cloud credentials for the REST call.
    CkAuthAzureStorageW azAuth;
    azAuth.put_AccessKey(L"AZURE_ACCESS_KEY");
    // The account name used here should match the 1st part of the domain passed in the call to Connect (above).
    azAuth.put_Account(L"chilkat");
    azAuth.put_Scheme(L"SharedKey");
    azAuth.put_Service(L"File");
    // This causes the "x-ms-version: 2020-08-04" header to be automatically added.
    azAuth.put_XMsVersion(L"2020-08-04");
    success = rest.SetAuthAzureStorage(azAuth);

    // Note: The application does not need to explicitly set the following
    // headers: x-ms-date, Authorization.  These headers
    // are automatically set by Chilkat.

    // Send the GET request to list the shares.
    const wchar_t *responseStr = rest.fullRequestNoBody(L"GET",L"/?comp=list");
    if (rest.get_LastMethodSuccess() != true) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    // When successful, the Azure Storage service will respond with a 200 response status code,
    // with an XML response body.

    if (rest.get_ResponseStatusCode() != 200) {
        // Examine the request/response to see what happened.
        wprintf(L"response status code = %d\n",rest.get_ResponseStatusCode());
        wprintf(L"response status text = %s\n",rest.responseStatusText());
        wprintf(L"response header: %s\n",rest.responseHeader());
        wprintf(L"response body (if any): %s\n",responseStr);
        wprintf(L"---\n");
        wprintf(L"LastRequestStartLine: %s\n",rest.lastRequestStartLine());
        wprintf(L"LastRequestHeader: %s\n",rest.lastRequestHeader());
        return;
    }

    // Load the XML response for parsing.
    // An example of the response XML is shown below.
    CkXmlW xml;
    success = xml.LoadXml(responseStr);

    wprintf(L"%s\n",xml.getXml());

    // Here's a sample response:

    // <?xml version="1.0" encoding="utf-8" ?>
    // <EnumerationResults ServiceEndpoint="https://chilkat.file.core.windows.net/">
    //     <Shares>
    //         <Share>
    //             <Name>beardie</Name>
    //             <Properties>
    //                 <Last-Modified>Mon, 26 Jun 2017 21:24:57 GMT</Last-Modified>
    //                 <Etag>"0x8D4BCD9CBD872E5"</Etag>
    //                 <Quota>5120</Quota>
    //             </Properties>
    //         </Share>
    //         <Share>
    //             <Name>pip</Name>
    //             <Properties>
    //                 <Last-Modified>Mon, 26 Jun 2017 21:24:44 GMT</Last-Modified>
    //                 <Etag>"0x8D4BCD9C3D823D1"</Etag>
    //                 <Quota>5120</Quota>
    //             </Properties>
    //         </Share>
    //     </Shares>
    //     <NextMarker />
    // </EnumerationResults>

    // Let's iterate over the file shares
    CkDateTimeW lastMod;

    int numShares = xml.NumChildrenAt(L"Shares");
    int i = 0;
    while (i < numShares) {
        wprintf(L"---- Share %d ----\n",i);
        xml.put_I(i);
        wprintf(L"Name: %s\n",xml.getChildContent(L"Shares|Share[i]|Name"));
        lastMod.SetFromRfc822(xml.getChildContent(L"Shares|Share[i]|Properties|Last-Modified"));
        CkDtObjW *dt = lastMod.GetDtObj(true);
        wprintf(L"Last-Modified YMD: %d,%d,%d\n",dt->get_Year(),dt->get_Month(),dt->get_Day());
        delete dt;
        i = i + 1;
    }

    // Output for the above loop:

    // ---- Share 0 ----
    // Name: beardie
    // Last-Modified YMD: 2017,6,26
    // ---- Share 1 ----
    // Name: pip
    // Last-Modified YMD: 2017,6,26
    // 

    wprintf(L"Success.\n");
    }