private void OnGroupInfoReturned(object sender, GetGroupInfoEventArgs e) { JObject rootJson = JObject.Parse(e.Response); JObject json = (JObject)rootJson["group"]; FlickrGroup group = FlickrGroupFactory.GroupWithJObject(json); if (group == null) return; group.IsInfoRetrieved = true; var evt = new GroupInfoUpdatedEventArgs(); evt.GroupId = group.ResourceId; GroupInfoUpdated.DispatchEvent(this, evt); }
public async void GetGroupInfoAsync(string groupId, Dictionary<string, string> parameters = null) { string timestamp = DateTimeUtils.GetTimestamp(); string nonce = Guid.NewGuid().ToString().Replace("-", null); Dictionary<string, string> paramDict = new Dictionary<string, string>(); paramDict["method"] = "flickr.groups.getInfo"; paramDict["format"] = "json"; paramDict["nojsoncallback"] = "1"; paramDict["oauth_consumer_key"] = consumerKey; paramDict["oauth_nonce"] = nonce; paramDict["oauth_signature_method"] = "HMAC-SHA1"; paramDict["oauth_timestamp"] = timestamp; paramDict["oauth_token"] = AccessToken; paramDict["oauth_version"] = "1.0"; paramDict["group_id"] = groupId; if (parameters != null) { foreach (var entry in parameters) { paramDict[entry.Key] = entry.Value; } } string paramString = GenerateParamString(paramDict); string signature = GenerateSignature("GET", AccessTokenSecret, "https://api.flickr.com/services/rest", paramString); string requestUrl = "https://api.flickr.com/services/rest?" + paramString + "&oauth_signature=" + signature; HttpWebResponse response = await DispatchRequest("GET", requestUrl, null).ConfigureAwait(false); using (StreamReader reader = new StreamReader(response.GetResponseStream())) { if (response.StatusCode != HttpStatusCode.OK) { HandleHTTPException(response); return; } string jsonString = await reader.ReadToEndAsync().ConfigureAwait(false); if (!TryHandleResponseException(jsonString, () => { GetGroupInfoAsync(groupId, parameters); })) return; GetGroupInfoEventArgs evt = new GetGroupInfoEventArgs(); evt.GroupId = groupId; evt.Response = jsonString; GroupInfoReturned.DispatchEvent(this, evt); } }