/// <summary>
/// For a given request token and verifier string return an access token.
/// </summary>
/// <param name="requestToken"></param>
/// <param name="requestTokenSecret"></param>
/// <param name="verifier"></param>
/// <param name="callback"></param>
public void OAuthGetAccessTokenAsync(string requestToken, string requestTokenSecret, string verifier, Action<FlickrResult<OAuthAccessToken>> callback)
{
string url = "http://www.flickr.com/services/oauth/access_token";
Dictionary<string, string> parameters = OAuthGetBasicParameters();
parameters.Add("oauth_verifier", verifier);
parameters.Add("oauth_token", requestToken);
string sig = OAuthCalculateSignature("POST", url, parameters, requestTokenSecret);
parameters.Add("oauth_signature", sig);
FlickrResponder.GetDataResponseAsync(this, url, parameters, (r) =>
{
FlickrResult<OAuthAccessToken> result = new FlickrResult<OAuthAccessToken>();
if (r.Error != null)
{
if (r.Error is System.Net.WebException)
{
OAuthException ex = new OAuthException(r.Error);
result.Error = ex;
}
else
{
result.Error = r.Error;
}
callback(result);
return;
}
result.Result = FlickrNet.OAuthAccessToken.ParseResponse(r.Result);
callback(result);
});
}
/// <summary>
/// Get an <see cref="OAuthRequestToken"/> for the given callback URL.
/// </summary>
/// <remarks>Specify 'oob' as the callback url for no callback to be performed.</remarks>
/// <param name="callbackUrl">The callback Uri, or 'oob' if no callback is to be performed.</param>
/// <param name="callback"></param>
public async Task<FlickrResult<OAuthRequestToken>> OAuthGetRequestTokenAsync(string callbackUrl)
{
string url = "http://www.flickr.com/services/oauth/request_token";
Dictionary<string, string> parameters = OAuthGetBasicParameters();
parameters.Add("oauth_callback", callbackUrl);
string sig = OAuthCalculateSignature("POST", url, parameters, null);
parameters.Add("oauth_signature", sig);
var r = await FlickrResponder.GetDataResponseAsync(this, "", url, parameters);
FlickrResult<OAuthRequestToken> result = new FlickrResult<OAuthRequestToken>();
if (r.Error != null)
{
if (r.Error is System.Net.WebException)
{
OAuthException ex = new OAuthException(r.Error);
result.Error = ex;
}
else
{
result.Error = r.Error;
}
return result;
}
result.Result = FlickrNet.OAuthRequestToken.ParseResponse(r.Result);
return result;
}
/// <summary>
/// For a given request token and verifier string return an access token.
/// </summary>
/// <param name="requestToken"></param>
/// <param name="requestTokenSecret"></param>
/// <param name="verifier"></param>
/// <param name="callback"></param>
public async Task <FlickrResult <OAuthAccessToken> > OAuthGetAccessTokenAsync(string requestToken, string requestTokenSecret, string verifier)
{
string url = "https://www.flickr.com/services/oauth/access_token";
Dictionary <string, string> parameters = OAuthGetBasicParameters();
parameters.Add("oauth_verifier", verifier);
parameters.Add("oauth_token", requestToken);
string sig = OAuthCalculateSignature("POST", url, parameters, requestTokenSecret);
parameters.Add("oauth_signature", sig);
var r = await FlickrResponder.GetDataResponseAsync(this, "", url, parameters);
FlickrResult <OAuthAccessToken> result = new FlickrResult <OAuthAccessToken>();
if (r.Error != null)
{
if (r.Error is System.Net.WebException)
{
OAuthException ex = new OAuthException(r.Error);
result.Error = ex;
}
else
{
result.Error = r.Error;
}
return(result);
}
result.Result = FlickrNet.OAuthAccessToken.ParseResponse(r.Result);
return(result);
}
/// <summary>
/// Get an <see cref="OAuthRequestToken"/> for the given callback URL.
/// </summary>
/// <remarks>Specify 'oob' as the callback url for no callback to be performed.</remarks>
/// <param name="callbackUrl">The callback Uri, or 'oob' if no callback is to be performed.</param>
/// <param name="callback"></param>
async public Task <bool> OAuthGetRequestTokenAsync(string callbackUrl, Action <FlickrResult <OAuthRequestToken> > callback)
{
string url = "http://www.flickr.com/services/oauth/request_token";
Dictionary <string, string> parameters = OAuthGetBasicParameters();
parameters.Add("oauth_callback", callbackUrl);
string sig = OAuthCalculateSignature("POST", url, parameters, null);
parameters.Add("oauth_signature", sig);
FlickrResponder.GetDataResponseAsync(this, url, parameters, (r) =>
{
FlickrResult <OAuthRequestToken> result = new FlickrResult <OAuthRequestToken>();
if (r.Error != null)
{
if (r.Error is System.Net.WebException)
{
OAuthException ex = new OAuthException(r.Error);
result.Error = ex;
}
else
{
result.Error = r.Error;
}
callback(result);
return;
}
result.Result = FlickrNet.OAuthRequestToken.ParseResponse(r.Result);
callback(result);
});
return(true);
}
/// <summary>
/// For a given request token and verifier string return an access token.
/// </summary>
/// <param name="requestToken"></param>
/// <param name="requestTokenSecret"></param>
/// <param name="verifier"></param>
/// <param name="callback"></param>
public void OAuthGetAccessTokenAsync(string requestToken, string requestTokenSecret, string verifier, Action <FlickrResult <OAuthAccessToken> > callback)
{
CheckApiKey();
#if SILVERLIGHT
string url = "https://api.flickr.com/services/oauth/access_token";
#else
string url = "https://www.flickr.com/services/oauth/access_token";
#endif
Dictionary <string, string> parameters = OAuthGetBasicParameters();
parameters.Add("oauth_verifier", verifier);
parameters.Add("oauth_token", requestToken);
string sig = OAuthCalculateSignature("POST", url, parameters, requestTokenSecret);
parameters.Add("oauth_signature", sig);
FlickrResponder.GetDataResponseAsync(this, url, parameters, (r) =>
{
FlickrResult <OAuthAccessToken> result = new FlickrResult <OAuthAccessToken>();
if (r.Error != null)
{
if (r.Error is System.Net.WebException)
{
OAuthException ex = new OAuthException(r.Error);
result.Error = ex;
}
else
{
result.Error = r.Error;
}
callback(result);
return;
}
result.Result = FlickrNet.OAuthAccessToken.ParseResponse(r.Result);
callback(result);
});
}
private void UploadDataAsync(Stream imageStream, string fileName, Uri uploadUri, Dictionary <string, string> parameters, Action <FlickrResult <string> > callback)
{
string boundary = "FLICKR_MIME_" + DateTime.Now.ToString("yyyyMMddhhmmss", System.Globalization.DateTimeFormatInfo.InvariantInfo);
string authHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
var dataBuffer = CreateUploadData(imageStream, fileName, parameters, boundary);
var req = (HttpWebRequest)WebRequest.Create(uploadUri);
req.Method = "POST";
req.ContentType = "multipart/form-data; boundary=" + boundary;
#if (!SILVERLIGHT && !WINDOWS_PHONE)
req.SendChunked = true;
#endif
req.AllowWriteStreamBuffering = false;
if (!string.IsNullOrEmpty(authHeader))
{
req.Headers["Authorization"] = authHeader;
}
req.BeginGetRequestStream(
r =>
{
var result = new FlickrResult <string>();
using (var reqStream = req.EndGetRequestStream(r))
{
try
{
var bufferSize = 32 * 1024;
if (dataBuffer.Length / 100 > bufferSize)
{
bufferSize = bufferSize * 2;
}
dataBuffer.UploadProgress += (o, e) =>
{
if (OnUploadProgress != null)
{
OnUploadProgress(this, e);
}
};
dataBuffer.CopyTo(reqStream, bufferSize);
reqStream.Close();
}
catch (Exception ex)
{
result.Error = ex;
callback(result);
}
}
req.BeginGetResponse(
r2 =>
{
try
{
var res = req.EndGetResponse(r2);
var sr = new StreamReader(res.GetResponseStream());
var responseXml = sr.ReadToEnd();
sr.Close();
var t = new UnknownResponse();
((IFlickrParsable)t).Load(responseXml);
result.Result = t.GetElementValue("photoid");
result.HasError = false;
}
catch (Exception ex)
{
if (ex is WebException)
{
var oauthEx = new OAuthException(ex);
result.Error = string.IsNullOrEmpty(oauthEx.Message) ? ex : oauthEx;
}
else
{
result.Error = ex;
}
}
callback(result);
},
this);
},
this);
}
private void UploadDataAsync(Stream imageStream, string fileName, Uri uploadUri, Dictionary <string, string> parameters, Action <FlickrResult <string> > callback)
{
string boundary = "FLICKR_MIME_" + DateTime.Now.ToString("yyyyMMddhhmmss", System.Globalization.DateTimeFormatInfo.InvariantInfo);
string authHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
byte[] dataBuffer = CreateUploadData(imageStream, fileName, parameters, boundary);
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(uploadUri);
req.Method = "POST";
req.ContentType = "multipart/form-data; boundary=" + boundary;
if (!String.IsNullOrEmpty(authHeader))
{
req.Headers["Authorization"] = authHeader;
}
req.BeginGetRequestStream(
r =>
{
Stream s = req.EndGetRequestStream(r);
int bufferSize = 1024 * 32;
int soFar = 0;
while (soFar < dataBuffer.Length)
{
if ((dataBuffer.Length - soFar) < bufferSize)
{
bufferSize = dataBuffer.Length - soFar;
}
s.Write(dataBuffer, soFar, bufferSize);
soFar += bufferSize;
if (OnUploadProgress != null)
{
UploadProgressEventArgs args = new UploadProgressEventArgs(soFar, dataBuffer.Length);
OnUploadProgress(this, args);
}
}
req.BeginGetResponse(
r2 =>
{
FlickrResult <string> result = new FlickrResult <string>();
try
{
WebResponse res = req.EndGetResponse(r2);
StreamReader sr = new StreamReader(res.GetResponseStream());
string responseXml = sr.ReadToEnd();
XmlReaderSettings settings = new XmlReaderSettings();
settings.IgnoreWhitespace = true;
XmlReader reader = XmlReader.Create(new StringReader(responseXml), settings);
if (!reader.ReadToDescendant("rsp"))
{
throw new XmlException("Unable to find response element 'rsp' in Flickr response");
}
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "stat" && reader.Value == "fail")
{
throw ExceptionHandler.CreateResponseException(reader);
}
continue;
}
reader.MoveToElement();
reader.Read();
UnknownResponse t = new UnknownResponse();
((IFlickrParsable)t).Load(reader);
result.Result = t.GetElementValue("photoid");
result.HasError = false;
}
catch (Exception ex)
{
if (ex is WebException)
{
OAuthException oauthEx = new OAuthException(ex);
if (String.IsNullOrEmpty(oauthEx.Message))
{
result.Error = ex;
}
else
{
result.Error = oauthEx;
}
}
else
{
result.Error = ex;
}
}
callback(result);
},
this);
},
this);
}
/// <summary>
/// Get an <see cref="OAuthRequestToken"/> for the given callback URL.
/// </summary>
/// <remarks>Specify 'oob' as the callback url for no callback to be performed.</remarks>
/// <param name="callbackUrl">The callback Uri, or 'oob' if no callback is to be performed.</param>
/// <param name="callback"></param>
public void OAuthGetRequestTokenAsync(string callbackUrl, Action<FlickrResult<OAuthRequestToken>> callback)
{
CheckApiKey();
#if SILVERLIGHT
string url = "https://api.flickr.com/services/oauth/request_token";
#else
string url = "https://www.flickr.com/services/oauth/request_token";
#endif
Dictionary<string, string> parameters = OAuthGetBasicParameters();
parameters.Add("oauth_callback", callbackUrl);
string sig = OAuthCalculateSignature("POST", url, parameters, null);
parameters.Add("oauth_signature", sig);
FlickrResponder.GetDataResponseAsync(this, url, parameters, (r) =>
{
var result = new FlickrResult<OAuthRequestToken>();
if (r.Error != null)
{
if (r.Error is System.Net.WebException)
{
var ex = new OAuthException(r.Error);
result.Error = ex;
}
else
{
result.Error = r.Error;
}
callback(result);
return;
}
result.Result = FlickrNet.OAuthRequestToken.ParseResponse(r.Result);
callback(result);
});
}
private void UploadDataAsync(Stream imageStream, string fileName, Uri uploadUri, Dictionary<string, string> parameters, Action<FlickrResult<string>> callback)
{
string boundary = "FLICKR_MIME_" + DateTime.Now.ToString("yyyyMMddhhmmss", System.Globalization.DateTimeFormatInfo.InvariantInfo);
string authHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
byte[] dataBuffer = CreateUploadData(imageStream, fileName, parameters, boundary);
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(uploadUri);
req.Method = "POST";
req.ContentType = "multipart/form-data; boundary=" + boundary;
if (!String.IsNullOrEmpty(authHeader))
{
req.Headers["Authorization"] = authHeader;
}
req.BeginGetRequestStream(
r =>
{
Stream s = req.EndGetRequestStream(r);
int bufferSize = 1024 * 32;
int soFar = 0;
while (soFar < dataBuffer.Length)
{
s.Write(dataBuffer, soFar, Math.Min(bufferSize, dataBuffer.Length - soFar));
soFar += bufferSize;
if (OnUploadProgress != null)
{
UploadProgressEventArgs args = new UploadProgressEventArgs(soFar, dataBuffer.Length);
OnUploadProgress(this, args);
}
}
s.Close();
req.BeginGetResponse(
r2 =>
{
FlickrResult<string> result = new FlickrResult<string>();
try
{
WebResponse res = req.EndGetResponse(r2);
StreamReader sr = new StreamReader(res.GetResponseStream());
string responseXml = sr.ReadToEnd();
sr.Close();
XmlReaderSettings settings = new XmlReaderSettings();
settings.IgnoreWhitespace = true;
XmlReader reader = XmlReader.Create(new StringReader(responseXml), settings);
if (!reader.ReadToDescendant("rsp"))
{
throw new XmlException("Unable to find response element 'rsp' in Flickr response");
}
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "stat" && reader.Value == "fail")
throw ExceptionHandler.CreateResponseException(reader);
continue;
}
reader.MoveToElement();
reader.Read();
UnknownResponse t = new UnknownResponse();
((IFlickrParsable)t).Load(reader);
result.Result = t.GetElementValue("photoid");
result.HasError = false;
}
catch (Exception ex)
{
if (ex is WebException)
{
OAuthException oauthEx = new OAuthException(ex);
if (String.IsNullOrEmpty(oauthEx.Message))
result.Error = ex;
else
result.Error = oauthEx;
}
else
{
result.Error = ex;
}
}
callback(result);
},
this);
},
this);
}
private void UploadDataAsync(Stream imageStream, string fileName, Uri uploadUri, Dictionary <string, string> parameters, Action <FlickrResult <string> > callback)
{
string boundary = "FLICKR_MIME_" + DateTime.Now.ToString("yyyyMMddhhmmss", System.Globalization.DateTimeFormatInfo.InvariantInfo);
string authHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
var dataBuffer = CreateUploadData(imageStream, fileName, parameters, boundary);
var req = WebRequest.Create(uploadUri);
req.Method = "POST";
req.ContentType = "multipart/form-data; boundary=" + boundary;
if (!String.IsNullOrEmpty(authHeader))
{
req.Headers["Authorization"] = authHeader;
}
req.BeginGetRequestStream(
r =>
{
using (var reqStream = req.EndGetRequestStream(r))
{
var bufferSize = 32 * 1024;
if (dataBuffer.Length / 100 > bufferSize)
{
bufferSize = bufferSize * 2;
}
dataBuffer.UploadProgress += (o, e) => { if (OnUploadProgress != null)
{
OnUploadProgress(this, e);
}
};
dataBuffer.CopyTo(reqStream, bufferSize);
reqStream.Close();
}
req.BeginGetResponse(
r2 =>
{
var result = new FlickrResult <string>();
try
{
var res = req.EndGetResponse(r2);
var sr = new StreamReader(res.GetResponseStream());
var responseXml = sr.ReadToEnd();
sr.Close();
var settings = new XmlReaderSettings {
IgnoreWhitespace = true
};
var reader = XmlReader.Create(new StringReader(responseXml), settings);
if (!reader.ReadToDescendant("rsp"))
{
throw new XmlException("Unable to find response element 'rsp' in Flickr response");
}
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "stat" && reader.Value == "fail")
{
throw ExceptionHandler.CreateResponseException(reader);
}
}
reader.MoveToElement();
reader.Read();
var t = new UnknownResponse();
((IFlickrParsable)t).Load(reader);
result.Result = t.GetElementValue("photoid");
result.HasError = false;
}
catch (Exception ex)
{
if (ex is WebException)
{
var oauthEx = new OAuthException(ex);
result.Error = String.IsNullOrEmpty(oauthEx.Message) ? ex : oauthEx;
}
else
{
result.Error = ex;
}
}
callback(result);
},
this);
},
this);
}
private void UploadDataAsync(Stream imageStream, string fileName, Uri uploadUri, Dictionary<string, string> parameters, Action<FlickrResult<string>> callback)
{
string boundary = "FLICKR_MIME_" + DateTime.Now.ToString("yyyyMMddhhmmss", System.Globalization.DateTimeFormatInfo.InvariantInfo);
string authHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
var dataBuffer = CreateUploadData(imageStream, fileName, parameters, boundary);
var req = WebRequest.Create(uploadUri);
req.Method = "POST";
req.ContentType = "multipart/form-data; boundary=" + boundary;
if (!string.IsNullOrEmpty(authHeader))
{
req.Headers["Authorization"] = authHeader;
}
req.BeginGetRequestStream(
r =>
{
using (var reqStream = req.EndGetRequestStream(r))
{
var bufferSize = 32 * 1024;
if (dataBuffer.Length / 100 > bufferSize) bufferSize = bufferSize * 2;
dataBuffer.UploadProgress += (o, e) => { if (OnUploadProgress != null) OnUploadProgress(this, e); };
dataBuffer.CopyTo(reqStream, bufferSize);
reqStream.Close();
}
req.BeginGetResponse(
r2 =>
{
var result = new FlickrResult<string>();
try
{
var res = req.EndGetResponse(r2);
var sr = new StreamReader(res.GetResponseStream());
var responseXml = sr.ReadToEnd();
sr.Close();
var settings = new XmlReaderSettings {IgnoreWhitespace = true};
var reader = XmlReader.Create(new StringReader(responseXml), settings);
if (!reader.ReadToDescendant("rsp"))
{
throw new XmlException("Unable to find response element 'rsp' in Flickr response");
}
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "stat" && reader.Value == "fail")
throw ExceptionHandler.CreateResponseException(reader);
}
reader.MoveToElement();
reader.Read();
var t = new UnknownResponse();
((IFlickrParsable)t).Load(reader);
result.Result = t.GetElementValue("photoid");
result.HasError = false;
}
catch (Exception ex)
{
if (ex is WebException)
{
var oauthEx = new OAuthException(ex);
result.Error = string.IsNullOrEmpty(oauthEx.Message) ? ex : oauthEx;
}
else
{
result.Error = ex;
}
}
callback(result);
},
this);
},
this);
}