private TwitterRequestData ParseResponseData(TwitterRequestData Data)
{
if (Data == null || Data.Response == string.Empty)
{
return(null);
}
try
{
XmlDocument ResultXmlDocument = new XmlDocument();
ResultXmlDocument.LoadXml(Data.Response);
if (ResultXmlDocument.DocumentElement != null)
{
switch (ResultXmlDocument.DocumentElement.Name.ToLower())
{
case "status":
Data.Statuses = new TwitterStatusCollection();
Data.Statuses.Add(ParseStatusNode(ResultXmlDocument.DocumentElement));
break;
case "statuses":
Data.Statuses = ParseStatuses(ResultXmlDocument.DocumentElement);
break;
case "users":
Data.Users = ParseUsers(ResultXmlDocument.DocumentElement);
break;
case "user":
Data.Users = new TwitterUserCollection();
Data.Users.Add(ParseUserNode(ResultXmlDocument.DocumentElement));
break;
case "direct-messages":
Data.Statuses = new TwitterStatusCollection();
Data.Statuses = ParseDirectMessages(ResultXmlDocument.DocumentElement);
break;
case "nil-classes":
// do nothing, this seems to be a null response i.e. no messages since
break;
case "error":
throw new Exception("Error response from Twitter: " + ResultXmlDocument.DocumentElement.InnerText);
default:
throw new Exception("Invalid response from Twitter");
}
}
}
catch (Exception ex)
{
throw new TwitterizerException("Error Parsing Twitter Response.", Data, ex);
}
return(Data);
}
/// <summary>
/// Returns the 20 most recent statuses from non-protected users who have set a custom user icon. Does not require authentication.
/// </summary>
/// <returns></returns>
public TwitterStatusCollection PublicTimeline()
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.ActionUri = new Uri(Twitter.Urls.PublicTimelineUrl);
Data = Request.PerformWebRequest(Data);
return(Data.Statuses);
}
/// <summary>
/// Destroys the status specified by the required ID parameter. The authenticating user must be the author of the specified status.
/// </summary>
/// <param name="ID">Required. The ID of the status to destroy.</param>
public void Destroy(int ID)
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.UserName = userName;
Data.Password = password;
Data.ActionUri = new Uri(
string.Format(Twitter.Urls.DestroyStatusUrl, ID));
Request.PerformWebRequest(Data);
}
/// <summary>
/// Destroys the status specified by the required ID parameter. The authenticating user must be the author of the specified status.
/// </summary>
/// <param name="ID">Required. The ID of the status to destroy.</param>
public void Destroy(int ID)
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.UserName = userName;
Data.Password = password;
Data.ActionUri = new Uri(
string.Format(Twitter.Urls.DestroyStatusUrl, ID));
Request.PerformWebRequest(Data);
}
/// <summary>
/// Returns the authenticating user's followers, each with current status.
/// </summary>
/// <param name="Parameters">Optional. Accepts ID and Page parameters.</param>
/// <returns></returns>
public TwitterUserCollection Followers(TwitterParameters Parameters)
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.UserName = userName;
Data.Password = password;
string actionUri = (Parameters == null ? Twitter.Urls.FollowersUrl : Parameters.BuildActionUri(Twitter.Urls.FollowersUrl));
Data.ActionUri = new Uri(actionUri);
Data = Request.PerformWebRequest(Data);
return Data.Users;
}
/// <summary>
/// Returns a single status, specified by the id parameter
/// </summary>
/// <param name="ID">id. Required. The numerical ID of the status you're trying to retrieve.</param>
/// <returns></returns>
public TwitterUser Show(string ID)
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.UserName = userName;
Data.Password = password;
Data.ActionUri = new Uri(
string.Format(Twitter.Urls.ShowStatusUrl, ID));
Data = Request.PerformWebRequest(Data, "GET");
return(Data.Users[0]);
}
/// <summary>
/// Returns up to 100 of the authenticating user's friends who have most recently updated, each with current status.
/// </summary>
/// <param name="Parameters">Optional. Accepts ID, Page, and Since parameters.</param>
/// <returns></returns>
public TwitterUserCollection Friends(TwitterParameters Parameters)
{
// page 0 == page 1 is the start
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.UserName = userName;
Data.Password = password;
string actionUri = (Parameters == null ? Twitter.Urls.FriendsUrl : Parameters.BuildActionUri(Twitter.Urls.FriendsUrl));
Data.ActionUri = new Uri(actionUri);
Data = Request.PerformWebRequest(Data);
return(Data.Users);
}
/// <summary>
/// Returns a list of the most recent direct messages sent by the authenticating user.
/// </summary>
/// <param name="Parameters">Accepts Since, SinceID, and Page parameters</param>
/// <returns></returns>
public TwitterStatusCollection DirectMessagesSent(TwitterParameters Parameters)
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.UserName = userName;
Data.Password = password;
string actionUri = (Parameters == null ? Twitter.Urls.SentDirectMessagesUrl : Parameters.BuildActionUri(Twitter.Urls.SentDirectMessagesUrl));
Data.ActionUri = new Uri(actionUri);
Data = Request.PerformWebRequest(Data);
return(Data.Statuses);
}
/// <summary>
/// Updates the authenticating user's status.
/// </summary>
/// <param name="Status">Required. The text of your status update.</param>
/// <param name="InReplyToStatusID">Optional. The ID of an existing status that the status to be posted is in reply to.</param>
/// <returns></returns>
public TwitterStatus Update(string Status, long?InReplyToStatusID)
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.UserName = userName;
Data.Password = password;
Data.Source = source;
Data.ActionUri = new Uri(
string.Format(Twitter.Urls.UpdateUrl, HttpUtility.UrlEncode(Status), source,
InReplyToStatusID.HasValue ? InReplyToStatusID.Value.ToString() : ""));
Data = Request.PerformWebRequest(Data, "POST");
return(Data.Statuses[0]);
}
public TwitterRequestData PerformWebRequest(TwitterRequestData Data, string HTTPMethod)
{
HttpWebRequest Request = (HttpWebRequest)WebRequest.Create(Data.ActionUri);
Request.Method = HTTPMethod;
StreamReader readStream;
// Some limitations
Request.MaximumAutomaticRedirections = 4;
Request.MaximumResponseHeadersLength = 4;
Request.ContentLength = 0;
// Set our credentials
Request.Credentials = new NetworkCredential(Data.UserName, Data.Password);
HttpWebResponse Response;
// Get the respon
try
{
Response = (HttpWebResponse)Request.GetResponse();
// Get the stream associated with the response.
Stream receiveStream = Response.GetResponseStream();
// Pipes the stream to a higher level stream reader with the required encoding format.
readStream = new StreamReader(receiveStream, Encoding.UTF8);
Data.Response = readStream.ReadToEnd();
Data = ParseResponseData(Data);
Response.Close();
readStream.Close();
}
catch (Exception ex)
{
throw new TwitterizerException(ex.Message, Data, ex);
}
return(Data);
}
public static bool VerifyCredentials(string username, string password)
{
if (string.IsNullOrEmpty(username))
{
Console.Error.WriteLine("username empty");
}
if (string.IsNullOrEmpty(password))
{
Console.Error.WriteLine("password empty");
}
TwitterRequest request = new TwitterRequest();
TwitterRequestData data = new TwitterRequestData();
data.UserName = username;
data.Password = password;
data.ActionUri = new Uri(Urls.VerifyCredentialsUrl);
try
{
data = request.PerformWebRequest(data, "GET");
if (data == null)
{
Console.Error.WriteLine("DATA IS NULL ABORT");
return(false);
}
if (data.Users[0].ScreenName == username)
{
return(true);
}
}
catch { } // ignore exeptions - authentication failed
return(false);
}
/// <summary>
/// Returns a single status, specified by the id parameter
/// </summary>
/// <param name="ID">id. Required. The numerical ID of the status you're trying to retrieve.</param>
/// <returns></returns>
public TwitterUser Show(string ID)
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.UserName = userName;
Data.Password = password;
Data.ActionUri = new Uri(
string.Format(Twitter.Urls.ShowStatusUrl, ID));
Data = Request.PerformWebRequest(Data, "GET");
return Data.Users[0];
}
public TwitterRequestData PerformWebRequest(TwitterRequestData Data)
{
PerformWebRequest(Data, "GET");
return(Data);
}
/// <summary>
/// Updates the authenticating user's status.
/// </summary>
/// <param name="Status">Required. The text of your status update.</param>
/// <param name="InReplyToStatusID">Optional. The ID of an existing status that the status to be posted is in reply to.</param>
/// <returns></returns>
public TwitterStatus Update(string Status, long? InReplyToStatusID)
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.UserName = userName;
Data.Password = password;
Data.Source = source;
Data.ActionUri = new Uri(
string.Format(Twitter.Urls.UpdateUrl, HttpUtility.UrlEncode(Status), source,
InReplyToStatusID.HasValue ? InReplyToStatusID.Value.ToString () : ""));
Data = Request.PerformWebRequest(Data, "POST");
return Data.Statuses[0];
}
/// <summary>
/// Returns the 20 most recent statuses posted by the authenticating user and that user's friends. This is the equivalent of /home on the Web.
/// </summary>
/// <param name="Parameters">Accepts Since, SinceID, Count, and Page parameters.</param>
/// <returns></returns>
public TwitterStatusCollection FriendsTimeline(TwitterParameters Parameters)
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.UserName = userName;
Data.Password = password;
string actionUri = (Parameters == null ? Twitter.Urls.FriendsTimelineUrl : Parameters.BuildActionUri(Twitter.Urls.FriendsTimelineUrl));
Data.ActionUri = new Uri(actionUri);
Data = Request.PerformWebRequest(Data);
return Data.Statuses;
}
/// <summary>
/// Returns the 20 most recent statuses from non-protected users who have set a custom user icon. Does not require authentication.
/// </summary>
/// <returns></returns>
public TwitterStatusCollection PublicTimeline()
{
TwitterRequest Request = new TwitterRequest();
TwitterRequestData Data = new TwitterRequestData();
Data.ActionUri = new Uri(Twitter.Urls.PublicTimelineUrl);
Data = Request.PerformWebRequest(Data);
return Data.Statuses;
}
public static bool VerifyCredentials(string username, string password)
{
if (string.IsNullOrEmpty (username))
Console.Error.WriteLine ("username empty");
if (string.IsNullOrEmpty (password))
Console.Error.WriteLine ("password empty");
TwitterRequest request = new TwitterRequest();
TwitterRequestData data = new TwitterRequestData();
data.UserName = username;
data.Password = password;
data.ActionUri = new Uri (Urls.VerifyCredentialsUrl);
try
{
data = request.PerformWebRequest(data, "GET");
if (data == null) {
Console.Error.WriteLine ("DATA IS NULL ABORT");
return false;
}
if (data.Users[0].ScreenName == username)
{
return true;
}
}
catch { } // ignore exeptions - authentication failed
return false;
}
public TwitterizerException(string Message, TwitterRequestData RequestData, Exception InnerException)
: base(Message, InnerException)
{
requestData = RequestData;
}
public TwitterizerException(string Message, TwitterRequestData RequestData, Exception InnerException)
: base(Message, InnerException)
{
requestData = RequestData;
}
