private bool GetTheAppCastInformation(string appCastUrl, IWebProxy proxy,
ParseUpdateInfoHandler parseUpdateInfoHandler, out UpdateInfoEventArgs info)
{
info = null;
var appCast = RetrieveTheAppCast(appCastUrl, proxy);
Logger.Info(States.AppCastRetrievalDone, $"baseUri:[{appCast.BaseUri}]\nremoteData:{appCast.RemoteData}");
try
{
if (parseUpdateInfoHandler != null)
{
ExecuteUpdateCustomInfoParseEven(appCast, parseUpdateInfoHandler, out info);
}
else
{
ExecuteUpdateXmlInfoParse(appCast, out info);
}
}
catch (Exception e)
{
throw new UpdaterException(States.AppCastInvalidDataError, exception: e);
}
if (info.CurrentVersion == null || string.IsNullOrEmpty(info.DownloadURL))
{
throw new UpdaterException(States.AppCastInvalidDataError);
}
Logger.Info(States.AppCastDataValidationDone);
info.DownloadURL = GetURL(appCast.BaseUri, info.DownloadURL);
info.ChangelogURL = GetURL(appCast.BaseUri, info.ChangelogURL);
return(true);
}
private void ExecuteUpdateCustomInfoParseEven(AppCast appCast, ParseUpdateInfoHandler parseUpdateInfoHandler, out UpdateInfoEventArgs info)
{
info = null;
try
{
var parseArgs = new ParseUpdateInfoEventArgs(appCast.RemoteData);
CallSync(s => parseUpdateInfoHandler((ParseUpdateInfoEventArgs)s), parseArgs);
info = parseArgs.UpdateInfo;
Logger.Info(States.AppCastCustomInfoParseEventDone);
}
catch (Exception e)
{
throw new UpdaterException(States.AppCastCustomInfoParseEventError, exception: e);
}
}
/// <summary>
/// An event that clients can use to be notified whenever the AppCast file needs parsing.
/// </summary>
public InitSettings SetAParseUpdateInfoEventHandler(ParseUpdateInfoHandler handler)
{
ParseUpdateInfoEvent = handler;
return(this);
}