private string Signature(KalturaParams kparams)
{
MD5CryptoServiceProvider md5 = new MD5CryptoServiceProvider();
byte[] data = Encoding.ASCII.GetBytes(kparams.ToJson());
data = md5.ComputeHash(data);
StringBuilder sBuilder = new StringBuilder();
for (int i = 0; i < data.Length; i++)
{
sBuilder.Append(data[i].ToString("x2"));
}
return(sBuilder.ToString());
}
public XmlElement DoQueue()
{
if (_CallsQueue.Count == 0)
{
resetRequest();
return(null);
}
DateTime startTime = DateTime.Now;
this.Log("service url: [" + this._Config.ServiceUrl + "]");
KalturaParams kparams = new KalturaParams();
KalturaFiles kfiles = new KalturaFiles();
foreach (string param in clientConfiguration.Keys)
{
kparams.Add(param, clientConfiguration[param].ToString());
}
kparams.AddIfNotNull("format", this._Config.ServiceFormat.GetHashCode());
string url = this._Config.ServiceUrl + "/api_v3";
if (_MultiRequestReturnType != null)
{
url += "/service/multirequest";
int i = 1;
foreach (KalturaServiceActionCall call in _CallsQueue)
{
KalturaParams callParams = call.GetParamsForMultiRequest(i);
kparams.Add(callParams);
KalturaFiles callFiles = call.GetFilesForMultiRequest(i);
kfiles.Add(callFiles);
i++;
}
// map params
foreach (KeyValuePair <string, IKalturaSerializable> item in _MultiRequestParamsMap)
{
string requestParam = item.Key;
IKalturaSerializable resultParam = item.Value;
if (kparams.ContainsKey(requestParam))
{
kparams[requestParam] = resultParam;
}
}
}
else
{
KalturaServiceActionCall call = _CallsQueue[0];
url += "/service/" + call.Service + "/action/" + call.Action;
kparams.Add(call.Params);
kfiles.Add(call.Files);
}
kparams.Add("kalsig", this.Signature(kparams));
string json = kparams.ToJson();
this.Log("full reqeust url: [" + url + "]");
this.Log("full reqeust data: [" + json + "]");
// build request
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(url);
if (kfiles.Count == 0)
{
request.Timeout = _Config.Timeout;
}
else
{
request.Timeout = Timeout.Infinite;
}
request.Method = "POST";
request.AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate;
request.Headers = _Config.RequestHeaders;
request.Accept = "application/xml";
// Add proxy information if required
createProxy(request, _Config);
if (kfiles.Count > 0)
{
this.PostMultiPartWithFiles(request, json, kfiles);
}
else
{
this.PostUrlEncodedParams(request, json);
}
// get the response
using (WebResponse response = request.GetResponse())
{
Encoding enc = System.Text.Encoding.UTF8;
StreamReader responseStream = new StreamReader(response.GetResponseStream(), enc);
string responseString = responseStream.ReadToEnd();
this._ResponseHeaders = response.Headers;
string serverName = null;
string serverSession = null;
for (int i = 0; i < this._ResponseHeaders.Count; ++i)
{
if (this._ResponseHeaders.Keys[i] == "X-Me")
{
serverName = this._ResponseHeaders[i];
}
if (this._ResponseHeaders.Keys[i] == "X-Kaltura-Session")
{
serverSession = this._ResponseHeaders[i];
}
}
if (serverName != null || serverSession != null)
{
this.Log("server: [" + serverName + "], session: [" + serverSession + "]");
}
this.Log("result (serialized): " + responseString);
DateTime endTime = DateTime.Now;
this.Log("execution time for [" + url + "]: [" + (endTime - startTime).ToString() + "]");
XmlDocument xml = new XmlDocument();
xml.LoadXml(responseString);
this.ValidateXmlResult(xml);
XmlElement result = xml["xml"]["result"];
this.ThrowExceptionOnAPIError(result);
if (!IsMultiRequest)
{
resetRequest();
}
return(result);
}
}