/// <summary>
/// リストデータを取得します。キャッシュは考慮しませんが、更新されます。
/// </summary>
public static TwitterList Receive(string screenName, string listName)
{
try
{
if (!Setting.IsInitialized)
{
return(null);
}
var acInfo = GetSuitableAccount(screenName, listName);
if (acInfo == null)
{
return(null);
}
var list = ApiHelper.ExecApi(() => acInfo.GetList(screenName, listName));
if (list == null)
{
throw new Exception("リストの読み込みを行えませんでした。");
}
return(list);
}
catch (Exception e)
{
ExceptionStorage.Register(e, ExceptionCategory.TwitterError, "リストデータの読み込みに失敗しました。", () => Receive(screenName, listName));
return(null);
}
}
public static IEnumerable <UserViewModel> GetListMembers(string screenName, string listName)
{
Tuple <string, string> key;
using (memberLock.GetReaderLock())
{
key = listMemberDicts.Keys.FirstOrDefault(f =>
f.Item1.Equals(screenName, StringComparison.CurrentCultureIgnoreCase) &&
f.Item2.ToLower().Replace('_', '-').Equals(listName.ToLower().Replace('_', '-')));
}
if (key != null)
{
return(listMemberDicts[key]);
}
else
{
var acInfo = GetSuitableAccount(screenName, listName);
if (acInfo == null)
{
return(null);
}
IEnumerable <TwitterUser> members = null;
try
{
members = ApiHelper.ExecApi(() => acInfo.GetListMembersAll(screenName, listName).ToArray());
if (members == null)
{
throw new WebException("Twitter returns empty");
}
}
catch (Exception e)
{
ExceptionStorage.Register(e, ExceptionCategory.TwitterError, "リストメンバーを読み込めませんでした: @" + screenName + "/" + listName);
}
var users = members.Select(u => UserStorage.Get(u)).ToArray();
// キャッシュ作成
using (memberLock.GetWriterLock())
{
var wkey = new Tuple <string, string>(screenName, listName);
if (!listMemberDicts.ContainsKey(wkey))
{
listMemberDicts.Add(wkey, users);
}
}
return(users);
}
}
private static UserViewModel DownloadUser(string userScreenName)
{
ManualResetEvent mre;
lock (semaphoreAccessLocker)
{
if (!strSemaphores.TryGetValue(userScreenName, out mre))
{
strSemaphores.Add(userScreenName, new ManualResetEvent(false));
}
}
if (mre != null)
{
mre.WaitOne();
return(Get(userScreenName));
}
try
{
var acc = AccountStorage.GetRandom(ai => true, true);
if (acc != null)
{
try
{
var ud = acc.GetUserByScreenName(userScreenName);
if (ud != null)
{
var uvm = new UserViewModel(ud);
using (lockWrap.GetWriterLock())
{
if (dictionary.ContainsKey(ud.NumericId))
{
dictionary[ud.NumericId] = uvm;
}
else
{
dictionary.Add(ud.NumericId, uvm);
}
}
return(uvm);
}
}
catch (Exception e)
{
ExceptionStorage.Register(e, ExceptionCategory.TwitterError, "ユーザー情報の受信に失敗しました。(ユーザー @" + userScreenName + " を アカウント @" + acc.ScreenName + " で受信しようとしました。)");
}
return(null);
}
else
{
return(null);
}
}
finally
{
lock (semaphoreAccessLocker)
{
if (strSemaphores.ContainsKey(userScreenName))
{
strSemaphores[userScreenName].Set();
strSemaphores.Remove(userScreenName);
}
}
}
}