private static bool FetchDataFromResponse(HttpWebResponse response, Bucket.ObjectHead objectHead, bool withData)
{
if (objectHead == null)
return false;
objectHead.Size = response.ContentLength;
objectHead.ContentType = response.ContentType;
objectHead.ETag = response.Headers["ETag"];
objectHead.LastModified = response.LastModified;
if (withData)
{
objectHead.Content = new byte[objectHead.Size];
var read = (long)0;
var stream = response.GetResponseStream();
if (stream != null)
{
while (read < objectHead.Size)
{
var toread = (int) ((objectHead.Size - read)%4048);
read += stream.Read(objectHead.Content, 0, toread);
}
return true;
}
}
return false;
}
public static IBucket FromXml(XElement element, SharpGsClient connector)
{
var bucket = new Bucket(connector)
{
Name = element.Descendants("Name").First().Value,
CreationDate = DateTime.Parse(element.Descendants("CreationDate").First().Value)
};
return bucket;
}
public string Request(string authValue, DateTime date, Stream content, string contentType, Bucket.ObjectHead objectHead, bool withData)
{
try
{
var request = CreateRequest(authValue, date, content, contentType);
using (var response = (HttpWebResponse)request.GetResponse())
{
if (response.StatusCode == HttpStatusCode.OK && FetchDataFromResponse(response, objectHead, withData))
return String.Empty;
return StreamToString(response.GetResponseStream());
}
}
catch (WebException exception)
{
return StreamToString(exception.Response.GetResponseStream());
}
}
internal XDocument Request(RequestMethod requestMethod = RequestMethod.GET, string bucket = null, string path = null, byte[] content = null, string contentType = null, Bucket.ObjectHead objectHead = null, bool withData = false, string parameters = null)
{
var stream = content == null ? null : new MemoryStream(content);
try
{
return RequestStream(requestMethod, bucket, path, stream, contentType, objectHead, withData, parameters);
}
finally
{
if (stream != null)
stream.Close();
}
}
internal XDocument RequestStream(RequestMethod requestMethod = RequestMethod.GET, string bucket = null, string path = null, Stream content = null, string contentType = null, Bucket.ObjectHead objectHead = null, bool withData = false, string parameters = null)
{
var contentTypeFixed = contentType ?? @"application/xml";
var dateO = DateTime.UtcNow;
var date = dateO.ToString(@"ddd, dd MMM yyyy HH':'mm':'ss 'GMT'", CultureInfo.GetCultureInfo("EN-US"));
var canonicalHeaders = SyndicateCanonicalHeaders(requestMethod,
content == null
? null
: Convert.ToBase64String(
MD5.Create().ComputeHash(content)),
contentTypeFixed,
date);
var canonicalResource = SyndicateCanonicalResource(requestMethod, bucket, path);
var signatureOrigin = String.Format("{0}{1}", canonicalHeaders, canonicalResource);
var signature =
Convert.ToBase64String(
new HMACSHA1(Encoding.UTF8.GetBytes(AuthSecret)).ComputeHash(Encoding.UTF8.GetBytes(signatureOrigin)));
var api = new RestApiClient(ConnectionUrl(requestMethod, bucket, path, parameters), requestMethod, WebProxy);
if (objectHead != null)
objectHead.Key = path;
var result = api.Request(SyndicateAuthValue(AuthKey, signature), dateO, content, contentTypeFixed,
objectHead, withData);
if (String.IsNullOrEmpty(result))
return null;
var responce = XDocument.Parse(FilterResponse(result));
var error = responce.Descendants(@"Error").FirstOrDefault();
if (error == null)
return responce;
throw error.FindException();
}
