/// <summary>
/// Messages received by the logged-in user. Corresponds to the "Received" tab on the website.
/// </summary>
/// <param name="flag"></param>
/// <param name="thread"></param>
/// <param name="session"></param>
/// <returns></returns>
public static List<Message> GetReceivedMessages(PageFlag flag, int id, Session session)
{
if (flag == PageFlag.NEWER_THAN)
return RetrieveMessages(Yammer.HttpUtility.Get(Resources.YAMMER_MESSAGES_RECEIVED + "?newer_than=" + id.ToString(), session));
else
return RetrieveMessages(Yammer.HttpUtility.Get(Resources.YAMMER_MESSAGES_RECEIVED + "?older_than=" + id.ToString(), session));
}
public AutoView(Session session)
{
InitializeComponent();
this.WindowState = WindowState.Maximized;
this.WindowStyle = WindowStyle.None;
this.ResizeMode = ResizeMode.NoResize;
this.session = session;
frameTimer = new System.Windows.Threading.DispatcherTimer();
frameTimer.Tick += OnFrame;
frameTimer.Interval = TimeSpan.FromSeconds(1.0 / 60.0);
frameTimer.Start();
frameTimer2 = new System.Windows.Threading.DispatcherTimer();
frameTimer2.Tick += OnFrame2;
frameTimer2.Interval = TimeSpan.FromSeconds(4.0);
frameTimer2.Start();
this.lastTick = Environment.TickCount;
rand = new Random(this.GetHashCode());
this.Show();
this.KeyDown += new System.Windows.Input.KeyEventHandler(AutoView_KeyDown);
CreateCircles();
CreateMessagePanels();
}
/// <summary>
/// Creates http get web request and returns response
/// </summary>
/// <param name="url">The URL for the web request</param>
/// <param name="session">The Yammer<see cref="Session">session</see> object</param>
/// <returns>http response</returns>
public static string Get(string url, Session session)
{
string nonce, timestamp;
string signature = GetSignature(WebMethod.GET, session, url, out timestamp, out nonce);
HttpWebRequest request = CreateWebRequest(url, WebMethod.GET, nonce, timestamp, signature, session);
return GetWebResponse(request);
}
public static string Get(string url, Session session, NameValueCollection parameters)
{
string nonce, timestamp;
string fullUrl = EncodeUrl(url, parameters);
string signature = GetSignature(WebMethod.GET, session, fullUrl, out timestamp, out nonce);
HttpWebRequest request = CreateWebRequest(fullUrl, WebMethod.GET, nonce, timestamp, signature, session);
return GetWebResponse(request);
}
/// <summary>
/// Creates http post web request and returns response
/// </summary>
/// <param name="url">The URL for the web request</param>
/// <param name="parameters">the query string parameters</param>
/// <param name="session">The Yammer<see cref="Session">session</see> object</param>
/// <returns>http response</returns>
public static string Post(string url, NameValueCollection parameters, Session session)
{
string nonce, timestamp;
string fullUrl = EncodeUrl(url, parameters);
string signature = GetSignature(WebMethod.POST, session, fullUrl, out timestamp, out nonce);
HttpWebRequest request = CreateWebRequest(url, WebMethod.POST, nonce, timestamp, signature, session);
WritePostData(parameters, request);
return GetLocationHeader(request);
}
public static string Get(string query, Session session)
{
OAuthBase oAuth = new OAuthBase();
string nonce = oAuth.GenerateNonce();
string timeStamp = oAuth.GenerateTimeStamp();
string nurl, nrp;
Uri uri = new Uri(query);
string sig = oAuth.GenerateSignature(
uri,
session.Auth.ConsumerKey,
session.Auth.ConsumerSecret,
session.Auth.TokenKey,
session.Auth.TokenSecret,
"GET",
timeStamp,
nonce,
OAuthBase.SignatureTypes.HMACSHA1, out nurl, out nrp);
sig = HttpUtility.UrlEncode(sig);
HttpWebRequest req = (HttpWebRequest)WebRequest.Create(query);
req.Method = "GET";
req.Proxy = session.Proxy;
string authHeader = string.Empty;
authHeader = "OAuth " +
"oauth_consumer_key=\"" + session.Auth.ConsumerKey + "\"," +
"oauth_token=\"" + session.Auth.TokenKey + "\"," +
"oauth_nonce=\"" + nonce + "\"," +
"oauth_timestamp=\"" + timeStamp + "\"," +
"oauth_signature_method=\"" + "HMAC-SHA1" + "\"," +
"oauth_version=\"" + "1.0" + "\"," +
"oauth_signature=\"" + sig + "\"";
req.ContentType = Constants.HttpPostUrlEncodedContentType;
req.Headers.Add(Constants.AuthorizationHeaderParameter, authHeader);
WebResponse res = req.GetResponse();
StreamReader reader = new StreamReader(res.GetResponseStream(), Encoding.UTF8);
string data = reader.ReadToEnd();
res.Close();
reader.Close();
return data;
}
/// <summary>
/// Creates the OAuth header for the http request
/// </summary>
/// <param name="method">The <see cref="WebMethod"/> http web method</param>
/// <param name="nonce">The OAuth nonce string</param>
/// <param name="timeStamp">The generated OAuth timestamp</param>
/// <param name="sig">The generatred OAuth signature</param>
/// <param name="session">The Yammer<see cref="Session">session</see> object</param>
/// <returns></returns>
private static string CreateAuthHeader(WebMethod method, string nonce, string timeStamp, string sig, Session session)
{
StringBuilder sb = new StringBuilder();
sb.Append("OAuth ");
if (method == WebMethod.POST)
sb.Append("realm=\"" + "\",");
else
sb.Append("realm=\"\",");
string authHeader = "oauth_consumer_key=\"" + session.AuthKey.ConsumerKey + "\"," +
"oauth_token=\"" + session.AuthKey.TokenKey + "\"," +
"oauth_nonce=\"" + nonce + "\"," +
"oauth_timestamp=\"" + timeStamp + "\"," +
"oauth_signature_method=\"" + "PLAINTEXT" + "\"," +
"oauth_version=\"" + "1.0" + "\"," +
"oauth_signature=\"" + sig + "\"";
sb.Append(authHeader);
return sb.ToString();
//Authorization: OAuth realm="", oauth_consumer_key="AMbmZSOP3wHm1cjfvSsRg", oauth_signature_method="HMAC-SHA1", oauth_signature="yLDH5eLS4uUVa3vVbNxvDX9B8aFgnwRSFla3jph9y90%26", oauth_timestamp="1229537444", oauth_nonce="1229537444", oauth_version="1.0"
}
public Messages(Session session)
{
this.Session = session;
}
/// <summary>
/// Creates http multipart post web request and returns response
/// </summary>
/// <param name="url">The URL for the web request</param>
/// <param name="parameters">the query string parameters</param>
/// <param name="session">The Yammer<see cref="Session">session</see> object</param>
/// <param name="files">The file path collection to upload</param>
/// <remarks>Used to upload attachments</remarks>
/// <returns>http response</returns>
public static string Upload(string url, NameValueCollection parameters, Session session, List<string> files)
{
//MultipartForm form;
//form = new MultipartForm(url);
//form.FileContentType = "image/gif";
//form.setField("body", parameters["body"]);
//if (files.Count == 1)
// form.sendFile(files[0], session);
//else
// if (files.Count > 1)
// form.sendFiles(files, session);
//return "";
return UploadAttachments(url, parameters, files, session);
}
/// <summary>
/// Retrieves list of users in network
/// </summary>
/// <param name="session"></param>
/// <returns></returns>
public static List<User> GetAllUsers(Session session)
{
string response = Yammer.HttpUtility.Get(Resources.YAMMER_USERS_ALL, session);
XmlDocument xdoc = new XmlDocument();
xdoc.LoadXml(response);
XmlNodeList nodes = xdoc.SelectNodes("/response/response");
List<User> users = new List<User>();
foreach (XmlNode node in nodes)
{
User user = (User)Deserialize(typeof(User), "<reference>" + node.InnerXml + "</reference>");
users.Add(user);
}
return users;
}
private void InitialCheck()
{
OAuthKey oauth = GetOAuthKey();
WebProxy proxy = GetProxy();
//oauth = null; // tmp
if (oauth == null)
{
this.Dispatcher.Invoke(DispatcherPriority.Normal, new AuthPanelShowDelegate(AuthPanelShow));
}
try
{
Session session = new Session(oauth, proxy);
this.Session = session;
Messages messages = new Messages(this.Session);
MessageObjects allobjects = messages.GetAllMessage();
this.Dispatcher.Invoke(DispatcherPriority.Normal, new MainPanelShowDelegate(MainPanelShow), allobjects);
}
catch (Exception)
{
this.Dispatcher.Invoke(DispatcherPriority.Normal, new AuthPanelShowDelegate(AuthPanelShow));
}
}
private static HttpWebRequest CreateWebRequest(string fullUrl, WebMethod method, string[] oauthParams, Session session)
{
string nonce, timeStamp, sig;
nonce = oauthParams[0];
timeStamp = oauthParams[1];
sig = oauthParams[2];
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(fullUrl);
request.ServicePoint.Expect100Continue = false;
request.KeepAlive = false;
request.ProtocolVersion = HttpVersion.Version10;
request.Method = method.ToString();
request.Proxy = session.Proxy;
string authHeader = CreateAuthHeader(method, nonce, timeStamp, sig, session);
request.ContentType = "text/plain";
request.Headers.Add("Authorization", authHeader);
return request;
}
private static void GroupMembership(int id, Session session)
{
NameValueCollection parameters = new NameValueCollection();
parameters.Add("group_id", id.ToString());
Yammer.HttpUtility.Post(Resources.YAMMER_GROUP_JOIN + id.ToString() + ".xml", parameters, session);
}
/// <summary>
/// Corresponds to the "Sent" tab on the website.
/// </summary>
/// <param name="session"></param>
/// <returns></returns>
public static List<Message> GetSentMessages(Session session)
{
return RetrieveMessages(Yammer.HttpUtility.Get(Resources.YAMMER_MESSAGES_SENT, session));
}
/// <summary>
/// Messages received by the logged-in user. Corresponds to the "Received" tab on the website.
/// </summary>
/// <param name="session"></param>
/// <returns></returns>
public static List<Message> GetReceivedMessages(Session session)
{
return RetrieveMessages(Yammer.HttpUtility.Get(Resources.YAMMER_MESSAGES_RECEIVED, session));
}
/// <summary>
/// Subscribe to tag
/// </summary>
/// <param name="id"></param>
/// <param name="session"></param>
public static void SubscribeToTag(int id, Session session)
{
NameValueCollection parameters = new NameValueCollection();
parameters.Add("target_type", "tag");
parameters.Add("target_id", id.ToString());
string data = Yammer.HttpUtility.Post(Resources.YAMMER_SUBSCRIPTIONS_SUBSCRIBE, parameters, session);
}
/// <summary>
/// Unsubscribe to tag
/// </summary>
/// <param name="id"></param>
/// <param name="session"></param>
public static void DeleteSubscriptionToTag(int id, Session session)
{
string data = Yammer.HttpUtility.Delete(Resources.YAMMER_RELATIONSHIPS_DELETE + "?target_type=tag" + "&target_id=" + id.ToString(), session);
}
/// <summary>
/// Returns list of all suggested groups and users
/// NOT YET IMPLEMENTED
/// </summary>
/// <param name="session"></param>
public static void GetAllSuggestions(Session session)
{
string response = Yammer.HttpUtility.Get(Resources.YAMMER_SUGGESTIONS_SHOW_ALL, session);
}
/// <summary>
/// Creates a new org chart relationship
/// </summary>
/// <param name="type"></param>
/// <param name="email"></param>
/// <param name="session"></param>
public static void CreateRelationship(RelationshipType type, string email, Session session)
{
NameValueCollection parameters = new NameValueCollection();
parameters.Add(type.ToString().ToLower(), email);
Yammer.HttpUtility.Post(Resources.YAMMER_RELATIONSHIPS_CREATE, parameters, session);
}
/// <summary>
/// Retrieves org chart relationships.
/// </summary>
/// <param name="session"></param>
public static void GetAllRelationships(Session session)
{
string response = Yammer.HttpUtility.Get(Resources.YAMMER_RELATIONSHIPS_ALL, session);
}
/// <summary>
/// Creates intstance of the HttpRequest object
/// </summary>
/// <param name="fullUrl">The full URL with querystring for the web request</param>
/// <param name="method">The <see cref="WebMethod"/> http web method</param>
/// <param name="nonce">The OAuth nonce string</param>
/// <param name="timeStamp">The generated OAuth timestamp</param>
/// <param name="sig">The generatred OAuth signature</param>
/// <param name="session">The Yammer<see cref="Session">session</see> object</param>
/// <returns>HttpRequest object</returns>
private static HttpWebRequest CreateWebRequest(string fullUrl, WebMethod method, string nonce, string timeStamp, string sig, Session session)
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(fullUrl);
request.Method = method.ToString();
request.Proxy = session.Proxy;
string authHeader = CreateAuthHeader(method, nonce, timeStamp, sig, session);
request.ContentType = "application/x-www-form-urlencoded";
request.Headers.Add("Authorization", authHeader);
return request;
}
private static string UploadAttachments(string url, NameValueCollection parameters, List<string> fileNames, Session session)
{
string nonce, timestamp;
string beginBoundary = GenerateRandomString(25);
string contentBoundary = "--" + beginBoundary;
string endBoundary = contentBoundary + "--";
string contentTrailer = "\r\n" + endBoundary;
string signature = HttpUtility.GetSignature(WebMethod.POST, session, url, out timestamp, out nonce);
HttpWebRequest request = HttpUtility.CreateWebRequest(url, WebMethod.POST, nonce, timestamp, signature, beginBoundary, session);
Version protocolVersion = HttpVersion.Version11;
string method = WebMethod.POST.ToString();
string contentType = "multipart/form-data; boundary=" + beginBoundary;
string contentDisposition = "Content-Disposition: form-data; name=";
request.Headers.Add("Cache-Control", "no-cache");
request.KeepAlive = true;
string postParams = GetPostParameters(parameters, contentBoundary, contentDisposition);
FileInfo[] fi = new FileInfo[fileNames.Count];
int i = 0;
long postDataSize = 0;
int headerLength = 0;
List<string> fileHeaders = new List<string>();
AddFileHeaders(fileNames, contentBoundary, contentDisposition, fi, ref i, ref postDataSize, ref headerLength, fileHeaders);
request.ContentLength = postParams.Length + headerLength + contentTrailer.Length + postDataSize;
System.IO.Stream io = request.GetRequestStream();
WritePostData(postParams, io, false);
i = 0;
foreach (string fileName in fileNames)
{
WritePostData(fileHeaders[i], io, false);
WriteFile(io, fileName);
i++;
}
WritePostData(contentTrailer,io, true);
string response = GetLocationHeader(request);
io.Close();
request = null;
return response;
}
/// <summary>
/// Retreives data about current user
/// </summary>
/// <param name="session"></param>
/// <returns></returns>
public static User GetCurrentUser(Session session)
{
string response = Yammer.HttpUtility.Get(Resources.YAMMER_USERS_CURRENT, session);
XmlDocument xdoc = new XmlDocument();
xdoc.LoadXml(response);
XmlNode node = xdoc.SelectSingleNode("/response");
User user = (User)Deserialize(typeof(User), "<reference>" + node.InnerXml + "</reference>");
return user;
}
/// <summary>
/// Leave a group.
/// </summary>
/// <param name="id"></param>
/// <param name="session"></param>
public static void LeaveGroup(int id, Session session)
{
GroupMembership(id, session);
}
/// <summary>
///
/// </summary>
/// <param name="fullUrl">The full URL with querystring for the web request</param>
/// <param name="method">The <see cref="WebMethod"/> http web method</param>
/// <param name="nonce">The OAuth nonce string</param>
/// <param name="timeStamp">The generated OAuth timestamp</param>
/// <param name="sig">The generatred OAuth signature</param>
/// <param name="boundary">The boundary for the http multipart request</param>
/// <param name="session">The Yammer<see cref="Session">session</see> object</param>
/// <returns>HttpRequest object</returns>
public static HttpWebRequest CreateWebRequest(string fullUrl, WebMethod method, string nonce, string timeStamp, string sig, string boundary, Session session)
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(fullUrl);
request.Method = method.ToString();
request.Proxy = session.Proxy;
string authHeader = CreateAuthHeader(method, nonce, timeStamp, sig, session);
request.ContentType = "multipart/form-data; boundary=" + boundary;
request.Headers.Add("Authorization", authHeader);
return request;
}
public Subscriptions(Session session)
{
this.Session = session;
}
/// <summary>
/// Generates OAuth signature for http request
/// </summary>
/// <param name="method">The <see cref="WebMethod"/> http web method</param>
/// <param name="session">he Yammer<see cref="Session">session</see> object</param>
/// <param name="url">The URL for the web request</param>
/// <param name="nonce">The OAuth nonce string</param>
/// <param name="timeStamp">The generated OAuth timestamp</param>
/// <returns>OAuth signature</returns>
public static string GetSignature(WebMethod method, Session session, string url, out string timestamp, out string nonce)
{
OAuthBase oAuth = new OAuthBase();
nonce = oAuth.GenerateNonce();
timestamp = oAuth.GenerateTimeStamp();
string nurl, nrp;
Uri uri = new Uri(url);
string sig = oAuth.GenerateSignature(
uri,
session.AuthKey.ConsumerKey,
session.AuthKey.ConsumerSecret,
session.AuthKey.TokenKey,
session.AuthKey.TokenSecret,
method.ToString(),
timestamp,
nonce,
OAuthBase.SignatureTypes.PLAINTEXT, out nurl, out nrp);
return System.Web.HttpUtility.UrlEncode(sig);
}
/// <summary>
/// Retrieves data about user of given id
/// </summary>
/// <param name="id"></param>
/// <param name="session"></param>
/// <returns></returns>
public static User GetUserById(int id, Session session)
{
string response = Yammer.HttpUtility.Get(Resources.YAMMER_USERS_SINGLE + id.ToString() + ".xml", session);
XmlDocument xdoc = new XmlDocument();
xdoc.LoadXml(response);
XmlNode node = xdoc.SelectSingleNode("/response");
User user = (User)Deserialize(typeof(User), "<reference>" + node.InnerXml + "</reference>");
return user;
}
/// <summary>
/// Messages followed by the logged-in user. Corresponds to the "Following" tab on the website.
/// </summary>
/// <param name="session"></param>
/// <returns></returns>
public static List<Message> GetFollowingMessages(Session session)
{
return RetrieveMessages(Yammer.HttpUtility.Get(Resources.YAMMER_MESSAGES_FOLLOWING, session)); ;
}
/// <summary>
/// Retrieves data about group of given id
/// </summary>
/// <param name="id"></param>
/// <param name="session"></param>
/// <returns></returns>
public static Group GetGroupById(int id, Session session)
{
string response = Yammer.HttpUtility.Get(Resources.YAMMER_GROUP_DATA + id.ToString() + ".xml", session);
XmlDocument xdoc = new XmlDocument();
xdoc.LoadXml(response);
XmlNode node = xdoc.SelectSingleNode("/response");
Group group = (Group)Deserialize(typeof(Group), "<group>" + node.InnerXml + "</group>");
return group;
}
