private static void webClient_DownloadFileCompleted(object sender, AsyncCompletedEventArgs e)
{
AvatarData ad = e.UserState as AvatarData;
if (e.Error != null)
{
DebugLog.WriteLine("CDNCache", "Unable to download avatar {0}.\n{1}", ad.fullURI, e.Error.ToString());
ad.callback(new AvatarDownloadDetails()
{
Success = false, Exception = e.Error
});
}
else
{
ad.callback(new AvatarDownloadDetails()
{
Success = true, Filename = ad.avatarFile
});
}
lock (QueuedDownloads)
{
QueuedDownloads.Remove(ad.steamID);
}
ad.client.Dispose();
}
public static void DownloadAvatar(SteamID steamId, byte[] avatarHash, Action <AvatarDownloadDetails> completionHandler)
{
string hashStr = BitConverter.ToString(avatarHash).Replace("-", "").ToLower();
string hashPrefix = hashStr.Substring(0, 2);
// if an existing request exists, return false
lock (QueuedDownloads)
{
if (QueuedDownloads.ContainsKey(steamId))
{
completionHandler(new AvatarDownloadDetails()
{
Success = false
});
return;
}
}
string localPath = Path.Combine(Application.StartupPath, "cache");
string localFile = Path.Combine(localPath, hashStr + ".jpg");
if (File.Exists(localFile))
{
FileInfo fi = new FileInfo(localFile);
if (fi.Length == 0)
{
DebugLog.WriteLine("CDNCache", "Avatar {0} was truncated, redownloading.", hashStr);
File.Delete(localFile);
}
else
{
DebugLog.WriteLine("CDNCache", "Avatar {0} found in the cache.", hashStr);
completionHandler(new AvatarDownloadDetails()
{
Success = true, Filename = localFile
});
return;
}
}
DebugLog.WriteLine("CDNCache", "Downloading avatar {0}", hashStr);
string downloadUri = string.Format(AvatarRoot + AvatarSmall, hashPrefix, hashStr);
AvatarData ad = new AvatarData
{
avatarFile = localFile,
callback = completionHandler,
fullURI = downloadUri,
steamID = steamId,
client = SpawnWebClient()
};
lock (QueuedDownloads)
{
QueuedDownloads.Add(steamId, ad);
}
ad.client.DownloadFileAsync(new Uri(downloadUri), localFile, ad);
}
public static void DownloadAvatar(SteamID steamId, byte[] avatarHash, Action<AvatarDownloadDetails> completionHandler)
{
string hashStr = BitConverter.ToString(avatarHash).Replace("-", "").ToLower();
string hashPrefix = hashStr.Substring(0, 2);
// if an existing request exists, return false
lock (QueuedDownloads)
{
if (QueuedDownloads.ContainsKey(steamId))
{
completionHandler(new AvatarDownloadDetails() { Success = false });
return;
}
}
string localPath = Path.Combine(Application.StartupPath, "cache");
string localFile = Path.Combine(localPath, hashStr + ".jpg");
if (File.Exists(localFile))
{
FileInfo fi = new FileInfo(localFile);
if (fi.Length == 0)
{
DebugLog.WriteLine("CDNCache", "Avatar {0} was truncated, redownloading.", hashStr);
File.Delete(localFile);
}
else
{
DebugLog.WriteLine("CDNCache", "Avatar {0} found in the cache.", hashStr);
completionHandler(new AvatarDownloadDetails() { Success = true, Filename = localFile });
return;
}
}
DebugLog.WriteLine("CDNCache", "Downloading avatar {0}", hashStr);
string downloadUri = string.Format(AvatarRoot + AvatarSmall, hashPrefix, hashStr);
AvatarData ad = new AvatarData
{
avatarFile = localFile,
callback = completionHandler,
fullURI = downloadUri,
steamID = steamId,
client = SpawnWebClient()
};
lock (QueuedDownloads)
{
QueuedDownloads.Add(steamId, ad);
}
ad.client.DownloadFileAsync(new Uri(downloadUri), localFile, ad);
}
