public void Cancel()
{
Cancelled = true;
ToFileDownloadHandler fileDownloadHandler = webRequest.downloadHandler as ToFileDownloadHandler;
if (fileDownloadHandler != null)
{
fileDownloadHandler.Cancel();
}
webRequest.Abort();
}
public void Dispose()
{
if (webRequest != null)
{
ToFileDownloadHandler fileDownloadHandler = webRequest.downloadHandler as ToFileDownloadHandler;
if (fileDownloadHandler != null)
{
fileDownloadHandler.DisposeStream();
}
webRequest.Dispose();
webRequest = null;
}
}
private IEnumerator DownloadFileCoroutine()
{
ToFileDownloadHandler downloadHandler;
try
{
downloadHandler = new ToFileDownloadHandler(new byte[64 * 1024], pendingDownloadPath);
}
catch (Exception e)
{
if (OnDownloadFileComplete != null)
{
OnDownloadFileComplete(false, e, pendingUserState);
}
yield break;
}
try
{
webRequest = new UnityWebRequest(pendingDownloadUrl, UnityWebRequest.kHttpVerbGET, downloadHandler, null);
string sentCookie = cookies[pendingDownloadUrl];
if (sentCookie != null)
{
webRequest.SetRequestHeader("cookie", sentCookie);
}
#if UNITY_2017_2_OR_NEWER
webRequest.SendWebRequest();
#else
webRequest.Send();
#endif
}
catch (Exception e)
{
downloadHandler.DisposeStream();
if (webRequest != null)
{
webRequest.Dispose();
webRequest = null;
}
if (OnDownloadFileComplete != null)
{
OnDownloadFileComplete(false, e, pendingUserState);
}
yield break;
}
while (!webRequest.isDone)
{
if (OnDownloadFileProgressChange != null)
{
OnDownloadFileProgressChange((long)webRequest.downloadedBytes, ((ToFileDownloadHandler)webRequest.downloadHandler).ContentLength);
}
yield return(null);
}
downloadHandler.DisposeStream();
#if UNITY_2017_1_OR_NEWER
bool webRequestError = webRequest.isHttpError || webRequest.isNetworkError;
#else
bool webRequestError = webRequest.isError;
#endif
bool cancelled = downloadCancelled && webRequestError;
if (!cancelled)
{
if (OnDownloadFileProgressChange != null)
{
long contentLength = ((ToFileDownloadHandler)webRequest.downloadHandler).ContentLength;
OnDownloadFileProgressChange(contentLength, contentLength);
}
}
string receivedCookie = webRequest.GetResponseHeader("set-cookie");
if (!string.IsNullOrEmpty(receivedCookie))
{
cookies[webRequest.url] = receivedCookie;
}
if (OnDownloadFileComplete != null)
{
Exception error = webRequestError ? new Exception(webRequest.error) : null;
OnDownloadFileComplete(cancelled, error, pendingUserState);
}
webRequest.Dispose();
webRequest = null;
}
