internal static NegotiationResult Parse(string json, out string error, HubConnection hub)
{
error = null;
Dictionary <string, object> response = BestHTTP.JSON.Json.Decode(json) as Dictionary <string, object>;
if (response == null)
{
error = "Json decoding failed!";
return(null);
}
try
{
NegotiationResult result = new NegotiationResult();
object value;
if (response.TryGetValue("connectionId", out value))
{
result.ConnectionId = value.ToString();
}
if (response.TryGetValue("availableTransports", out value))
{
List <object> transports = value as List <object>;
if (transports != null)
{
List <SupportedTransport> supportedTransports = new List <SupportedTransport>(transports.Count);
foreach (Dictionary <string, object> transport in transports)
{
string transportName = string.Empty;
List <string> transferModes = null;
if (transport.TryGetValue("transport", out value))
{
transportName = value.ToString();
}
if (transport.TryGetValue("transferFormats", out value))
{
List <object> transferFormats = value as List <object>;
if (transferFormats != null)
{
transferModes = new List <string>(transferFormats.Count);
foreach (var mode in transferFormats)
{
transferModes.Add(mode.ToString());
}
}
}
supportedTransports.Add(new SupportedTransport(transportName, transferModes));
}
result.SupportedTransports = supportedTransports;
}
}
if (response.TryGetValue("url", out value))
{
string uriStr = value.ToString();
Uri redirectUri;
// Here we will try to parse the received url. If TryCreate fails, we will throw an exception
// as it should be able to successfully parse whole (absolute) urls (like "https://server:url/path")
// and relative ones (like "/path").
if (!Uri.TryCreate(uriStr, UriKind.RelativeOrAbsolute, out redirectUri))
{
throw new Exception(string.Format("Couldn't parse url: '{0}'", uriStr));
}
// If received a relative url we will use the hub's current url to append the new path to it.
if (!redirectUri.IsAbsoluteUri)
{
Uri oldUri = hub.Uri;
var builder = new UriBuilder(oldUri);
builder.Path = uriStr;
redirectUri = builder.Uri;
}
result.Url = redirectUri;
}
if (response.TryGetValue("accessToken", out value))
{
result.AccessToken = value.ToString();
}
else if (hub.NegotiationResult != null)
{
result.AccessToken = hub.NegotiationResult.AccessToken;
}
return(result);
}
catch (Exception ex)
{
error = "Error while parsing result: " + ex.Message + " StackTrace: " + ex.StackTrace;
return(null);
}
}
internal static NegotiationResult Parse(HTTPResponse resp, out string error, HubConnection hub)
{
error = null;
Dictionary <string, object> response = BestHTTP.JSON.Json.Decode(resp.DataAsText) as Dictionary <string, object>;
if (response == null)
{
error = "Json decoding failed!";
return(null);
}
try
{
NegotiationResult result = new NegotiationResult();
result.NegotiationResponse = resp;
object value;
if (response.TryGetValue("negotiateVersion", out value))
{
int version;
if (int.TryParse(value.ToString(), out version))
{
result.NegotiateVersion = version;
}
}
if (response.TryGetValue("connectionId", out value))
{
result.ConnectionId = value.ToString();
}
if (response.TryGetValue("connectionToken", out value))
{
result.ConnectionToken = value.ToString();
}
if (response.TryGetValue("availableTransports", out value))
{
List <object> transports = value as List <object>;
if (transports != null)
{
List <SupportedTransport> supportedTransports = new List <SupportedTransport>(transports.Count);
foreach (Dictionary <string, object> transport in transports)
{
string transportName = string.Empty;
List <string> transferModes = null;
if (transport.TryGetValue("transport", out value))
{
transportName = value.ToString();
}
if (transport.TryGetValue("transferFormats", out value))
{
List <object> transferFormats = value as List <object>;
if (transferFormats != null)
{
transferModes = new List <string>(transferFormats.Count);
foreach (var mode in transferFormats)
{
transferModes.Add(mode.ToString());
}
}
}
supportedTransports.Add(new SupportedTransport(transportName, transferModes));
}
result.SupportedTransports = supportedTransports;
}
}
if (response.TryGetValue("url", out value))
{
string uriStr = value.ToString();
Uri redirectUri;
// Here we will try to parse the received url. If TryCreate fails, we will throw an exception
// as it should be able to successfully parse whole (absolute) urls (like "https://server:url/path")
// and relative ones (like "/path").
if (!Uri.TryCreate(uriStr, UriKind.RelativeOrAbsolute, out redirectUri))
{
throw new Exception(string.Format("Couldn't parse url: '{0}'", uriStr));
}
HTTPManager.Logger.Verbose("NegotiationResult", string.Format("Parsed url({0}) into uri({1}). uri.IsAbsoluteUri: {2}, IsAbsolute: {3}", uriStr, redirectUri, redirectUri.IsAbsoluteUri, IsAbsolute(uriStr)));
// If received a relative url we will use the hub's current url to append the new path to it.
if (!IsAbsolute(uriStr))
{
Uri oldUri = hub.Uri;
var builder = new UriBuilder(oldUri);
// ?, /
var pathAndQuery = uriStr.Split(new string[] { "?", "%3F", "%3f", "/", "%2F", "%2f" }, StringSplitOptions.RemoveEmptyEntries);
if (pathAndQuery.Length > 1)
{
builder.Query = pathAndQuery[1];
}
else
{
builder.Query = string.Empty;
}
builder.Path = pathAndQuery[0];
redirectUri = builder.Uri;
}
result.Url = redirectUri;
}
if (response.TryGetValue("accessToken", out value))
{
result.AccessToken = value.ToString();
}
else if (hub.NegotiationResult != null)
{
result.AccessToken = hub.NegotiationResult.AccessToken;
}
return(result);
}
catch (Exception ex)
{
error = "Error while parsing result: " + ex.Message + " StackTrace: " + ex.StackTrace;
return(null);
}
}
internal static NegotiationResult Parse(string json, out string error)
{
error = null;
Dictionary <string, object> response = BestHTTP.JSON.Json.Decode(json) as Dictionary <string, object>;
if (response == null)
{
error = "Json decoding failed!";
return(null);
}
try
{
NegotiationResult result = new NegotiationResult();
object value;
if (response.TryGetValue("connectionId", out value))
{
result.ConnectionId = value.ToString();
}
if (response.TryGetValue("availableTransports", out value))
{
List <object> transports = value as List <object>;
if (transports != null)
{
List <SupportedTransport> supportedTransports = new List <SupportedTransport>(transports.Count);
foreach (Dictionary <string, object> transport in transports)
{
string transportName = string.Empty;
List <string> transferModes = null;
if (transport.TryGetValue("transport", out value))
{
transportName = value.ToString();
}
if (transport.TryGetValue("transferFormats", out value))
{
List <object> transferFormats = value as List <object>;
if (transferFormats != null)
{
transferModes = new List <string>(transferFormats.Count);
foreach (var mode in transferFormats)
{
transferModes.Add(mode.ToString());
}
}
}
supportedTransports.Add(new SupportedTransport(transportName, transferModes));
}
result.SupportedTransports = supportedTransports;
}
}
if (response.TryGetValue("url", out value))
{
result.Url = new Uri(value.ToString());
}
if (response.TryGetValue("accessToken", out value))
{
result.AccessToken = value.ToString();
}
return(result);
}
catch (Exception ex)
{
error = "Error while parsing result: " + ex.Message + " StackTrace: " + ex.StackTrace;
return(null);
}
}
