AWSBucket IStorageService.ListBucket(string bucket, string prefix, string marker, int? maxkeys, string delimiter)
{
string time = GetCurrentTime();
string s2s = "GET\n" +
"\n" +
"\n" +
"\n" +
"x-amz-date:" + time + "\n" +
HttpUtility.UrlPathEncode("/" + bucket + "/");
string sig = MakeSignature(s2s);
string qry = "";
if(prefix != null) qry = qry + (qry.Length==0 ? "?" : "&") + "prefix=" + prefix;
if(marker != null) qry = qry + (qry.Length==0 ? "?" : "&") + "marker=" + marker;
if(maxkeys.HasValue) qry = qry + (qry.Length==0 ? "?" : "&") + "max-keys=" + maxkeys.Value;
if(delimiter != null) qry = qry + (qry.Length==0 ? "?" : "&") + "delimiter=" + delimiter;
HttpWebRequest req = (HttpWebRequest) WebRequest.Create(SERVICE_URL + HttpUtility.UrlPathEncode(bucket + "/") + qry);
req.Headers["x-amz-date"] = time;
req.Headers["Authorization"] = "AWS " + _accessKeyId + ":" + sig;
HttpWebResponse res = (HttpWebResponse) req.GetResponse();
AWSBucket ret = new AWSBucket();
try {
if(res.ContentType != "application/xml" && res.ContentType != "text/xml") {
throw new Exception("Response does not contain XML data.");
}
XmlDocument xml = new XmlDocument();
xml.Load(res.GetResponseStream());
XPathNavigator nav = xml.CreateNavigator();
nav.MoveToChild("ListBucketResult", SERVICE_NS1);
if(nav.MoveToChild("IsTruncated", SERVICE_NS1)) {
ret.IsTruncated = nav.ValueAsBoolean;
nav.MoveToParent();
}
if(nav.MoveToChild("Contents", SERVICE_NS1)) {
List<AWSObject> retobj = new List<AWSObject>();
do {
AWSObject obj = new AWSObject();
if(nav.MoveToChild("Key", SERVICE_NS1)) {
obj.Key = nav.Value;
nav.MoveToParent();
}
if(nav.MoveToChild("Size", SERVICE_NS1)) {
obj.Size = nav.ValueAsLong;
nav.MoveToParent();
}
if(nav.MoveToChild("LastModified", SERVICE_NS1)) {
obj.LastModified = nav.ValueAsDateTime;
nav.MoveToParent();
}
retobj.Add(obj);
} while(nav.MoveToNext("Contents", SERVICE_NS1));
nav.MoveToParent();
ret.Objects = retobj.ToArray();
} else {
ret.Objects = new AWSObject[0];
}
if(nav.MoveToChild("CommonPrefixes", SERVICE_NS1)) {
List<string> retpref = new List<string>();
do {
if(nav.MoveToChild("Prefix", SERVICE_NS1)) {
retpref.Add(nav.Value);
nav.MoveToParent();
}
} while(nav.MoveToNext("CommonPrefixes", SERVICE_NS1));
nav.MoveToParent();
ret.ObjectPrefixes = retpref.ToArray();
} else {
ret.ObjectPrefixes = new string[0];
}
return ret;
} finally {
res.Close();
}
}
AWSBucket IStorageService.ListBucket(string bucket, string prefix, string marker, int? maxkeys, string delimiter)
{
DateTime time = GetCurrentTimeResolvedToMillis();
string sig = MakeSignature("ListBucket", time);
string cred = null;
ListBucketResult res = _service.ListBucket(bucket, prefix, marker, maxkeys.GetValueOrDefault(), maxkeys != null, delimiter, _accessKeyId, time, true, sig, cred);
AWSBucket ret = new AWSBucket();
ret.IsTruncated = res.IsTruncated;
if(res.Contents != null) {
ret.Objects = new AWSObject[res.Contents.Length];
for(int idx = 0; idx < res.Contents.Length; idx++) {
ListEntry res1 = res.Contents[idx];
ret.Objects[idx] = new AWSObject();
ret.Objects[idx].Key = res1.Key;
ret.Objects[idx].Size = res1.Size;
ret.Objects[idx].LastModified = res1.LastModified;
}
} else {
ret.Objects = new AWSObject[0];
}
if(res.CommonPrefixes != null) {
ret.ObjectPrefixes = new string[res.CommonPrefixes.Length];
for(int idx = 0; idx < res.CommonPrefixes.Length; idx++) {
ret.ObjectPrefixes[idx] = res.CommonPrefixes[idx].Prefix;
}
} else {
ret.ObjectPrefixes = new string[0];
}
return ret;
}
