Unicode C++

S3 List Bucket Objects (Bucket-in-Path)

See more Amazon S3 (new) Examples

Demonstrates how to fetch a list of objects in an S3 bucket, but using the bucket-in-path request format instead of putting the bucket name in the HOST header. Unicode C++

#include <CkRestW.h>
#include <CkAuthAwsW.h>
#include <CkStringBuilderW.h>
#include <CkXmlW.h>

void ChilkatSample(void)
    {
    bool success = false;

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

    CkRestW rest;

    // Connect to the Amazon AWS REST server.
    bool bTls = true;
    int port = 443;
    bool bAutoReconnect = true;
    success = rest.Connect(L"s3.amazonaws.com",port,bTls,bAutoReconnect);

    // ----------------------------------------------------------------------------
    // Important: For buckets created in regions outside us-east-1,
    // there are three important changes that need to be made.
    // See Working with S3 Buckets in Non-us-east-1 Regions for the details.
    // ----------------------------------------------------------------------------

    // Provide AWS credentials for the REST call.
    CkAuthAwsW authAws;
    authAws.put_AccessKey(L"AWS_ACCESS_KEY");
    authAws.put_SecretKey(L"AWS_SECRET_KEY");
    authAws.put_ServiceName(L"s3");
    success = rest.SetAuthAws(authAws);

    // The bucket name is "chilkat100"
    CkStringBuilderW sbResponse;
    success = rest.FullRequestNoBodySb(L"GET",L"/chilkat100",sbResponse);
    if (success != true) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    int statusCode = rest.get_ResponseStatusCode();
    wprintf(L"Response status code = %d\n",statusCode);

    CkXmlW xml;
    xml.LoadSb(sbResponse,true);
    wprintf(L"%s\n",xml.getXml());

    if (statusCode != 200) {
        wprintf(L"Failed.  See error information in the XML.\n");
        return;
    }

    // Use this online tool to generate code from sample XML: 
    // Generate Code to Create XML

    const wchar_t *Key = 0;
    const wchar_t *LastModified = 0;
    const wchar_t *ETag = 0;
    const wchar_t *SizeDecimalStr = 0;
    const wchar_t *ID = 0;
    const wchar_t *DisplayName = 0;
    const wchar_t *StorageClass = 0;

    const wchar_t *Name = xml.getChildContent(L"Name");
    int MaxKeys = xml.GetChildIntValue(L"MaxKeys");
    const wchar_t *IsTruncated = xml.getChildContent(L"IsTruncated");
    int i = 0;
    int count_i = xml.NumChildrenHavingTag(L"Contents");
    while (i < count_i) {
        xml.put_I(i);
        Key = xml.getChildContent(L"Contents[i]|Key");
        LastModified = xml.getChildContent(L"Contents[i]|LastModified");
        ETag = xml.getChildContent(L"Contents[i]|ETag");
        SizeDecimalStr = xml.getChildContent(L"Contents[i]|Size");
        ID = xml.getChildContent(L"Contents[i]|Owner|ID");
        DisplayName = xml.getChildContent(L"Contents[i]|Owner|DisplayName");
        StorageClass = xml.getChildContent(L"Contents[i]|StorageClass");
        i = i + 1;
    }

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