public AutoUpdateInfo CheckForUpdate()
{
try
{
WebRequest request = WebRequest.Create(iUpdateFeedLocation);
request.Credentials = CredentialCache.DefaultCredentials;
if (request.Proxy != null)
{
request.Proxy.Credentials = CredentialCache.DefaultCredentials;
}
WebResponse response = request.GetResponse();
using (Stream stream = response.GetResponseStream())
{
ReleaseFeed feed = new ReleaseFeed(stream);
IReleaseJson update = feed.CheckForUpdate(iHelper.Version, iApplicationQuality, iApplicationTarget, Environment.OSVersion.Version.ToString(), DesiredQuality);
if (update != null)
{
UserLog.WriteLine(String.Format("{0} update available: {1}", update.Quality, update.Version));
return(new AutoUpdateInfo(iApplicationName,
update.Version,
feed.Json.History(),
update.UpdateUri(),
update.Quality(),
VersionSupport.Family(iHelper.Version) != VersionSupport.Family(update.Version)));
}
else
{
return(null);
}
}
}
catch (Exception ex)
{
UserLog.WriteLine(String.Format("Error caught checking for updates: {0}", ex.ToString()));
}
return(null);
}
public static EReleaseQuality Quality(this IReleaseJson aJson)
{
switch (aJson.Quality)
{
case "developer":
return(EReleaseQuality.Developer);
case "nightly":
return(EReleaseQuality.Nightly);
case "development":
return(EReleaseQuality.Development);
case "beta":
return(EReleaseQuality.Beta);
case "stable":
return(EReleaseQuality.Stable);
default:
throw new NotImplementedException();
}
}
public static Uri UpdateUri(this IReleaseJson aJson)
{
return(new Uri(aJson.UpdateUri));
}
public static Uri DownloadUri(this IReleaseJson aJson)
{
return(new Uri(aJson.DownloadUri));
}
public static DateTime Date(this IReleaseJson aJson)
{
return(DateTime.ParseExact(aJson.Date, kDateFormat, CultureInfo.InvariantCulture));
}