|
public static OAuthCalculateAuthHeader ( string>.Dictionary |
||
| parameters | string>.Dictionary | OAuth and other parameters. |
| return | string | |
private string UploadData(Stream imageStream, string fileName, Uri uploadUri, Dictionary <string, string> parameters)
{
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.UserAgent = "Mozilla/4.0 FlickrNet API (compatible; MSIE 6.0; Windows NT 5.1)";
req.Method = "POST";
if (Proxy != null)
{
req.Proxy = Proxy;
}
req.Timeout = HttpTimeout;
req.ContentType = "multipart/form-data; boundary=" + boundary;
//req.Expect = String.Empty;
if (!String.IsNullOrEmpty(authHeader))
{
req.Headers["Authorization"] = authHeader;
}
req.ContentLength = dataBuffer.Length;
using (Stream reqStream = req.GetRequestStream())
{
int bufferSize = 32 * 1024;
if (dataBuffer.Length / 100 > bufferSize)
{
bufferSize = bufferSize * 2;
}
int uploadedSoFar = 0;
while (uploadedSoFar < dataBuffer.Length)
{
reqStream.Write(dataBuffer, uploadedSoFar, Math.Min(bufferSize, dataBuffer.Length - uploadedSoFar));
uploadedSoFar += bufferSize;
if (OnUploadProgress != null)
{
UploadProgressEventArgs args = new UploadProgressEventArgs(uploadedSoFar, dataBuffer.Length);
OnUploadProgress(this, args);
}
}
reqStream.Close();
}
HttpWebResponse res = (HttpWebResponse)req.GetResponse();
StreamReader sr = new StreamReader(res.GetResponseStream());
string s = sr.ReadToEnd();
sr.Close();
return(s);
}
public async Task <string> UploadPicture(Stream stream, string filename, string title, string description, string tags, bool isPublic, bool isFamily, bool isFriend, ContentType contentType, SafetyLevel safetyLevel, HiddenFromSearch hiddenFromSearch)
{
var parameters = new Dictionary <string, string>();
if (!string.IsNullOrEmpty(title))
{
parameters.Add("title", title);
}
if (!string.IsNullOrEmpty(description))
{
parameters.Add("description", description);
}
if (!string.IsNullOrEmpty(tags))
{
parameters.Add("tags", tags);
}
parameters.Add("is_public", isPublic ? "1" : "0");
parameters.Add("is_friend", isFriend ? "1" : "0");
parameters.Add("is_family", isFamily ? "1" : "0");
if (safetyLevel != SafetyLevel.None)
{
parameters.Add("safety_level", safetyLevel.ToString("D"));
}
if (contentType != ContentType.None)
{
parameters.Add("content_type", contentType.ToString("D"));
}
if (hiddenFromSearch != HiddenFromSearch.None)
{
parameters.Add("hidden", hiddenFromSearch.ToString("D"));
}
FlickrResponder.OAuthGetBasicParameters(parameters);
parameters.Add("oauth_consumer_key", ApiKey);
parameters.Add("oauth_token", OAuthAccessToken);
parameters.Add("oauth_signature",
OAuthCalculateSignature("POST", UploadUrl, parameters, OAuthAccessTokenSecret));
var boundary = FlickrResponder.CreateBoundary();
var data = FlickrResponder.CreateUploadData(stream, filename, parameters, boundary);
var oauthHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
var contentTypeHeader = "multipart/form-data; boundary=" + boundary;
var response = await FlickrResponder.UploadDataAsync(UploadUrl, data, contentTypeHeader, oauthHeader);
var match = Regex.Match(response, "<photoid>(\\d+)</photoid>");
if (!match.Success)
{
throw new FlickrException("Unable to determine photo id from upload response: " + response);
}
return(match.Groups[1].Value);
}
private string UploadData(Stream imageStream, string fileName, Uri uploadUri, Dictionary <string, string> parameters)
{
var boundary = "FLICKR_MIME_" + DateTime.Now.ToString("yyyyMMddhhmmss", System.Globalization.DateTimeFormatInfo.InvariantInfo);
var authHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
var dataBuffer = CreateUploadData(imageStream, fileName, parameters, boundary);
var req = (HttpWebRequest)WebRequest.Create(uploadUri);
req.Method = "POST";
if (Proxy != null)
{
req.Proxy = Proxy;
}
req.Timeout = HttpTimeout;
req.ContentType = "multipart/form-data; boundary=" + boundary;
if (!string.IsNullOrEmpty(authHeader))
{
req.Headers["Authorization"] = authHeader;
}
req.AllowWriteStreamBuffering = false;
req.SendChunked = true;
//req.ContentLength = dataBuffer.Length;
using (var reqStream = req.GetRequestStream())
{
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.Flush();
}
var res = (HttpWebResponse)req.GetResponse();
var stream = res.GetResponseStream();
if (stream == null)
{
throw new FlickrWebException("Unable to retrieve stream from web response.");
}
var sr = new StreamReader(stream);
var s = sr.ReadToEnd();
sr.Close();
return(s);
}
public async Task <OAuthRequestToken> OAuthRequestTokenAsync(string callbackUrl)
{
const string url = "https://www.flickr.com/services/oauth/request_token";
IDictionary <string, string> parameters = new Dictionary <string, string>();
FlickrResponder.OAuthGetBasicParameters(parameters);
parameters.Add("oauth_callback", callbackUrl);
parameters.Add("oauth_consumer_key", ApiKey);
var sig = OAuthCalculateSignature("POST", url, parameters, null);
parameters.Add("oauth_signature", sig);
var data = FlickrResponder.OAuthCalculatePostData(parameters);
var authHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
var response = await FlickrResponder.DownloadDataAsync("POST", url, data, null, authHeader);
return(OAuthRequestToken.ParseResponse(response));
}
public async Task <OAuthAccessToken> OAuthAccessTokenAsync(string requestToken, string requestTokenSecret, string verifier)
{
const string url = "https://www.flickr.com/services/oauth/access_token";
if (verifier.Contains("://"))
{
var uri = new Uri(verifier);
verifier =
uri.Query.Split(new[] { '&' })
.Select(s => s.Split(new[] { '=' }))
.First(s => s[0] == "oauth_verifier")[1];
}
IDictionary <string, string> parameters = new Dictionary <string, string>();
FlickrResponder.OAuthGetBasicParameters(parameters);
parameters.Add("oauth_consumer_key", ApiKey);
parameters.Add("oauth_verifier", verifier);
parameters.Add("oauth_token", requestToken);
var sig = OAuthCalculateSignature("POST", url, parameters, requestTokenSecret);
parameters.Add("oauth_signature", sig);
var data = FlickrResponder.OAuthCalculatePostData(parameters);
var authHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
var response = await FlickrResponder.DownloadDataAsync("POST", url, data, null, authHeader);
var accessToken = FlickrNet.OAuthAccessToken.ParseResponse(response);
// Set current access token.
OAuthAccessToken = accessToken.Token;
OAuthAccessTokenSecret = accessToken.TokenSecret;
return(accessToken);
}
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);
}
private string UploadData(Stream imageStream, string fileName, Uri uploadUri, Dictionary <string, string> parameters)
{
var boundary = "FLICKR_MIME_" + DateTime.Now.ToString("yyyyMMddhhmmss", System.Globalization.DateTimeFormatInfo.InvariantInfo);
var authHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
var dataBuffer = CreateUploadData(imageStream, fileName, parameters, boundary);
var req = (HttpWebRequest)WebRequest.Create(uploadUri);
req.Method = "POST";
if (Proxy != null)
{
req.Proxy = Proxy;
}
req.Timeout = HttpTimeout;
req.ContentType = "multipart/form-data; boundary=" + boundary;
if (!string.IsNullOrEmpty(authHeader))
{
req.Headers["Authorization"] = authHeader;
}
req.UserAgent
// VTVT na zaklade: http://genjurosdojo.blogspot.cz/2012/10/the-remote-server-returned-error-504.html
/*req.Headers["User-Agent"]*/ = "Mozilla/4.0 (Compatible; Windows NT 5.1; MSIE 6.0)" +
" (compatible; MSIE 6.0; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)";
req.AllowWriteStreamBuffering = false;
req.SendChunked = true;
//req.ContentLength = dataBuffer.Length;
using (var reqStream = req.GetRequestStream())
{
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.Flush();
}
var res = (HttpWebResponse)req.GetResponse();
var stream = res.GetResponseStream();
if (stream == null)
{
throw new FlickrWebException("Unable to retrieve stream from web response.");
}
var sr = new StreamReader(stream);
var s = sr.ReadToEnd();
sr.Close();
return(s);
}
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);
}
public async Task <string> UploadPictureAsync(Stream stream, string filename, string title, string description, string tags, bool isPublic, bool isFamily, bool isFriend, ContentType contentType, SafetyLevel safetyLevel, HiddenFromSearch hiddenFromSearch)
{
var parameters = new Dictionary <string, string>();
if (!string.IsNullOrEmpty(title))
{
parameters.Add("title", title);
}
if (!string.IsNullOrEmpty(description))
{
parameters.Add("description", description);
}
if (!string.IsNullOrEmpty(tags))
{
parameters.Add("tags", tags);
}
parameters.Add("is_public", isPublic ? "1" : "0");
parameters.Add("is_friend", isFriend ? "1" : "0");
parameters.Add("is_family", isFamily ? "1" : "0");
if (safetyLevel != SafetyLevel.None)
{
parameters.Add("safety_level", safetyLevel.ToString("D"));
}
if (contentType != ContentType.None)
{
parameters.Add("content_type", contentType.ToString("D"));
}
if (hiddenFromSearch != HiddenFromSearch.None)
{
parameters.Add("hidden", hiddenFromSearch.ToString("D"));
}
FlickrResponder.OAuthGetBasicParameters(parameters);
parameters.Add("oauth_consumer_key", ApiKey);
parameters.Add("oauth_token", OAuthAccessToken);
parameters.Add("oauth_signature",
OAuthCalculateSignature("POST", UploadUrl, parameters, OAuthAccessTokenSecret));
var boundary = FlickrResponder.CreateBoundary();
var data = FlickrResponder.CreateUploadData(stream, filename, parameters, boundary);
var oauthHeader = FlickrResponder.OAuthCalculateAuthHeader(parameters);
var contentTypeHeader = "multipart/form-data; boundary=" + boundary;
var response = await FlickrResponder.UploadDataAsync(UploadUrl, data, contentTypeHeader, oauthHeader);
var match = Regex.Match(response, "<photoid>(\\d+)</photoid>");
if (match.Success)
{
return(match.Groups[1].Value);
}
using (var reader = XmlReader.Create(new StringReader(response), new XmlReaderSettings {
IgnoreWhitespace = true
}))
{
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);
}
}
}
throw new FlickrException("Unable to determine photo id from upload response: " + response);
}