public async Task <JsonMessageEnvelope> GetMessagesInFeedAsync(long feedId, long?olderThan = null)
{
string restPath;
if (feedId == YamsterGroup.AllCompanyGroupId)
{
restPath = "/api/v1/messages/general.json";
}
else if (feedId == YamsterGroup.ConversationsGroupId)
{
restPath = "/api/v1/messages/private.json";
}
else if (feedId == YamsterGroup.InboxFeedId)
{
restPath = "/api/v1/messages/inbox.json";
}
else
{
restPath = string.Format("/api/v1/messages/in_group/{0}.json", feedId);
}
var request = new YamsterHttpRequest(restPath);
request.Parameters["threaded"] = "extended";
if (olderThan != null)
{
request.Parameters["older_than"] = olderThan.Value.ToString();
}
TallyRequest();
return(await GetMessageEnvelopeJsonAsync(request));
}
private async Task <JsonMessageEnvelope> GetMessageEnvelopeJsonAsync(YamsterHttpRequest request)
{
JsonMessageEnvelopeUntyped untypedEnvelope = await this.asyncRestCaller
.ProcessRequestAsync <JsonMessageEnvelopeUntyped>(request);
return(ConvertArchiveMessageEnvelope(untypedEnvelope));
}
AsyncRestCall CreateRequestObject(YamsterHttpRequest request)
{
string methodString = request.Method.ToString().ToUpperInvariant();
// Transform the URL, given the oauth settings
// This should probably be a no-op
var urlWithQuerystring = getFinalUrl(request);
Debug.WriteLine("AsyncRestCaller: Starting request {0}: {1}", request.Method,
new Uri(urlWithQuerystring).GetLeftPart(UriPartial.Path));
var webRequest = (HttpWebRequest)HttpWebRequest.Create(urlWithQuerystring);
webRequest.Method = methodString;
webRequest.UserAgent = userAgent;
webRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.Revalidate);
// Modify the request, given the oauth settings
if (request.AddAuthorizationHeader)
{
string token = this.appContext.Settings.OAuthToken;
webRequest.Headers.Add("Authorization", string.Format("Bearer {0}", token));
}
setBody(webRequest, request);
return(new AsyncRestCall(webRequest));
}
public T ProcessRequest <T>(YamsterHttpRequest request)
{
AsyncRestCall call = CreateRequestObject(request);
call.ProcessThreadsafe();
byte[] bytes = call.GetResult();
return(YamsterApi.ParseJsonResponse <T>(bytes));
}
public IList <JsonSearchedGroup> SearchForGroups(string keyword, int maxResults)
{
var url = this.settings.YammerServiceUrl + "/api/v1/autocomplete/ranked";
var request = new YamsterHttpRequest(url);
request.Parameters["prefix"] = keyword;
request.Parameters["models"] = "group:" + maxResults.ToString();
JsonAutoCompleteResult result = this.asyncRestCaller.ProcessRequest <JsonAutoCompleteResult>(request);
return(result.Groups);
}
public async Task <JsonMessageEnvelope> GetMessagesInThreadAsync(long threadId, long?olderThan = null)
{
string restPath = string.Format("/api/v1/messages/in_thread/{0}.json", threadId);
var request = new YamsterHttpRequest(restPath);
if (olderThan != null)
{
request.Parameters["older_than"] = olderThan.Value.ToString();
}
TallyRequest();
return(await GetMessageEnvelopeJsonAsync(request));
}
private void setBody(HttpWebRequest webRequest, YamsterHttpRequest request)
{
var parameters = request.Parameters;
if (parameters == null || !sendParamsAsBody(request.Method))
{
return;
}
var serializedContent = buildBody(parameters);
webRequest.ContentType = "application/json";
webRequest.ContentLength = serializedContent.Length;
var stream = webRequest.GetRequestStream();
stream.Write(serializedContent, 0, serializedContent.Length);
}
public async Task <byte[]> ProcessRawRequestAsync(YamsterHttpRequest request)
{
AsyncRestCall asyncRestCall = CreateRequestObject(request);
asyncRestCall.Semaphore = new SemaphoreSlim(initialCount: 0, maxCount: 1);
this.EnsureBackgroundThreadStarted();
lock (this.lockObject)
{
RequestQueue.AddLast(asyncRestCall);
backgroundThreadEvent.Set();
}
await asyncRestCall.Semaphore.WaitAsync();
asyncRestCall.Semaphore.Dispose();
byte[] bytes = asyncRestCall.GetResult();
return(bytes);
}
public JsonUserReference LoginWith(string accessToken)
{
if (accessToken == null)
{
throw new ArgumentException("Missing access token");
}
// Assign the new accessToken, which we will for ProcessRequest() below
UpdateOAuth(accessToken);
var request = new YamsterHttpRequest("/api/v1/users/current.json");
request.Parameters.Add("include_groups", "false");
JsonUserReference user = this.appContext.AsyncRestCaller.ProcessRequest <JsonUserReference>(request);
if (LoginSuccess != null)
{
LoginSuccess(this, EventArgs.Empty);
}
return(user);
}
public Pixbuf TryGetImageResized(YamsterHttpRequest request, Size resizeDimensions, out Exception loadError)
{
CachedImageKey key = new CachedImageKey(request.Url, resizeDimensions);
CachedImage cachedImage = null;
Task <byte[]> requestTask;
if (!imagesByUrl.TryGetValue(key, out cachedImage))
{
// Check hack to prevent the cache from growing too large
if (imagesByUrl.Count > MaxCacheItems)
{
imagesByUrl.Clear();
}
requestTask = this.asyncRestCaller.ProcessRawRequestAsync(request);
cachedImage = new CachedImage(requestTask, request.Url, resizeDimensions);
imagesByUrl.Add(key, cachedImage);
}
else
{
requestTask = cachedImage.RequestTask;
}
if (requestTask != null)
{
if (requestTask.IsCanceled || requestTask.IsCompleted || requestTask.IsFaulted)
{
FinishLoadingImage(cachedImage);
}
}
loadError = cachedImage.LoadError;
return(cachedImage.Pixbuf);
}
public void TestServerConnection()
{
var request = new YamsterHttpRequest("/api/v1/messages.json");
this.asyncRestCaller.ProcessRequest <JsonMessageEnvelope>(request);
}
public Pixbuf TryGetImage(YamsterHttpRequest request, out Exception loadError)
{
return(this.TryGetImageResized(request, new Size(), out loadError));
}
private string getFinalUrl(YamsterHttpRequest request)
{
string part = buildAbsoluteUrl(request.Url);
return(!sendParamsAsBody(request.Method) ? finishUrl(part, request.Parameters) : part);
}
public async Task <T> ProcessRequestAsync <T>(YamsterHttpRequest request)
{
byte[] bytes = await this.ProcessRawRequestAsync(request);
return(YamsterApi.ParseJsonResponse <T>(bytes));
}
