public Action UploadImage(ImageUploadRequest uploadRequest)
{
((Action) (() =>
{
try
{
string local_0 = "c473f235206724a473a6b30d0eb1861f";
string local_1 = "OAuth realm=\"{0}\", oauth_consumer_key=\"{1}\", oauth_signature_method=\"HMAC-SHA1\", oauth_token=\"{2}\", oauth_timestamp=\"{3}\", oauth_nonce=\"{4}\", oauth_version=\"1.0\", oauth_signature=\"{5}\"";
string local_2 = "http://api.twitter.com/";
string local_3 = "http://api.twitpic.com/2/upload.xml";
string local_4 = "https://api.twitter.com/1.1/account/verify_credentials.json";
string local_5 = "iso-8859-1";
OAuthBase local_6 = new OAuthBase();
string local_9 = local_6.GenerateTimeStamp();
string local_10 = local_6.GenerateNonce();
string local_7;
string local_8;
string local_11_1 = HttpUtility.UrlEncode(local_6.GenerateSignature(new Uri(local_4), uploadRequest.ConsumerKey, uploadRequest.ConsumerSecret, uploadRequest.AccessToken, uploadRequest.AccessTokenSecret, "GET", local_9, local_10, out local_7, out local_8));
string local_12 = Guid.NewGuid().ToString();
HttpWebRequest local_13 = (HttpWebRequest) WebRequest.Create(local_3);
local_13.PreAuthenticate = true;
local_13.AllowWriteStreamBuffering = false;
local_13.ContentType = string.Format("multipart/form-data; boundary={0}", (object) local_12);
((NameValueCollection) local_13.Headers).Add("X-Auth-Service-Provider", local_4);
string local_14 = string.Format((IFormatProvider) CultureInfo.InvariantCulture, local_1, (object) local_2, (object) uploadRequest.ConsumerKey, (object) uploadRequest.AccessToken, (object) local_9, (object) local_10, (object) local_11_1);
((NameValueCollection) local_13.Headers).Add("X-Verify-Credentials-Authorization", local_14);
local_13.Method = "POST";
string local_15 = string.Format("--{0}", (object) local_12);
string local_16 = string.Format("--{0}--", (object) local_12);
StringBuilder local_17 = new StringBuilder();
local_17.AppendLine(local_15);
string local_18 = "image/png";
string local_19 = string.Format("Content-Disposition: file; name=\"{0}\"; filename=\"{1}\"", (object) "media", (object) Path.GetFileName(uploadRequest.FilePath));
string local_20 = Encoding.GetEncoding(local_5).GetString(System.IO.File.ReadAllBytes(uploadRequest.FilePath));
local_17.AppendLine(local_19);
local_17.AppendLine(string.Format("Content-Type: {0}", (object) local_18));
local_17.AppendLine();
local_17.AppendLine(local_20);
local_17.AppendLine(local_15);
local_17.AppendLine(string.Format("Content-Disposition: form-data; name=\"{0}\"", (object) "key"));
local_17.AppendLine();
local_17.AppendLine(local_0);
local_17.AppendLine(local_15);
local_17.AppendLine(string.Format("Content-Disposition: form-data; name=\"{0}\"", (object) "message"));
local_17.AppendLine();
local_17.AppendLine(uploadRequest.Caption);
local_17.AppendLine(local_16);
byte[] local_21 = Encoding.GetEncoding(local_5).GetBytes(((object) local_17).ToString());
local_13.ContentLength = (long) local_21.Length;
using (MemoryStream resource_3 = new MemoryStream(local_21))
{
using (Stream resource_2 = ((WebRequest) local_13).GetRequestStream())
{
long local_24 = 0L;
byte[] local_25 = new byte[local_21.Length / 100];
int local_26_1;
while ((local_26_1 = resource_3.Read(local_25, 0, local_25.Length)) > 0)
{
resource_2.Write(local_25, 0, local_26_1);
resource_2.Flush();
local_24 += (long) local_26_1;
int local_29 = (int) ((double) local_24 / (double) local_21.Length * 100.0);
if (uploadRequest.ProgressCallback != null)
uploadRequest.ProgressCallback(local_29);
}
using (HttpWebResponse resource_1 = (HttpWebResponse) local_13.GetResponse())
{
using (StreamReader resource_0 = new StreamReader(resource_1.GetResponseStream()))
{
string local_32 = resource_0.ReadToEnd();
if (resource_1.StatusCode == HttpStatusCode.OK)
{
XElement local_34 = XDocument.Parse(local_32).Element((XName) "image");
if (uploadRequest.CompletedCallback == null)
return;
uploadRequest.CompletedCallback(local_34.Element((XName) "url").Value);
}
else if (uploadRequest.ErrorCallback != null)
uploadRequest.ErrorCallback((string) (object) resource_1.StatusCode + (object) ": " + resource_1.StatusDescription);
}
}
}
}
}
catch (Exception exception_0)
{
if (uploadRequest.ErrorCallback == null)
return;
uploadRequest.ErrorCallback(((object) exception_0).ToString());
}
})).BeginInvoke((AsyncCallback) null, (object) null);
return new Action(this.CancelUpload);
}
public Action UploadImage(ImageUploadRequest uploadRequest)
{
return (Action) null;
}