private void AbortDownloadPackageInternal(string productID, Action <DownloadResult> doneCallbackAction = null)
{
var ret = new DownloadResult();
var downloadInfo = m_DownloadInformations.FirstOrDefault(d => d.productId == productID);
if (downloadInfo != null)
{
var res = AssetStoreUtils.instance.AbortDownload($"content__{productID}", downloadInfo.destination);
ret.downloadState = res ? DownloadProgress.State.Aborted : DownloadProgress.State.Error;
if (!res)
{
ret.errorMessage = "Cannot abort download.";
}
doneCallbackAction?.Invoke(ret);
ClearDownloadInformation(downloadInfo.productId);
}
}
public void DownloadUnityPackageAsync(long productID, Action <DownloadResult> doneCallbackAction = null)
{
AssetStoreRestAPI.instance.GetDownloadDetail(productID, downloadInfo =>
{
var ret = new DownloadResult();
if (!downloadInfo.isValid)
{
ret.downloadState = DownloadProgress.State.Error;
ret.errorMessage = downloadInfo.errorMessage;
doneCallbackAction?.Invoke(ret);
return;
}
var dest = downloadInfo.destination;
var json = AssetStoreUtils.instance.CheckDownload(
$"content__{downloadInfo.productId}",
downloadInfo.url, dest,
downloadInfo.key);
var resumeOK = false;
try
{
json = Regex.Replace(json, "\"url\":(?<url>\"?[^,]+\"?),\"", "\"url\":\"${url}\",\"");
json = Regex.Replace(json, "\"key\":(?<key>\"?[0-9a-zA-Z]*\"?)\\}", "\"key\":\"${key}\"}");
json = Regex.Replace(json, "\"+(?<value>[^\"]+)\"+", "\"${value}\"");
var current = Json.Deserialize(json) as IDictionary <string, object>;
if (current == null)
{
throw new ArgumentException("Invalid JSON");
}
var inProgress = current.ContainsKey("in_progress") && (current["in_progress"] is bool?(bool)current["in_progress"] : false);
if (inProgress)
{
ret.downloadState = DownloadProgress.State.InProgress;
doneCallbackAction?.Invoke(ret);
return;
}
if (current.ContainsKey("download") && current["download"] is IDictionary <string, object> )
{
var download = (IDictionary <string, object>)current["download"];
var existingUrl = download.ContainsKey("url") ? download["url"] as string : string.Empty;
var existingKey = download.ContainsKey("key") ? download["key"] as string : string.Empty;
resumeOK = (existingUrl == downloadInfo.url && existingKey == downloadInfo.key);
}
}
catch (Exception e)
{
ret.downloadState = DownloadProgress.State.Error;
ret.errorMessage = e.Message;
doneCallbackAction?.Invoke(ret);
return;
}
json = $"{{\"download\":{{\"url\":\"{downloadInfo.url}\",\"key\":\"{downloadInfo.key}\"}}}}";
AssetStoreUtils.instance.Download(
$"content__{downloadInfo.productId}",
downloadInfo.url,
dest,
downloadInfo.key,
json,
resumeOK);
m_DownloadInformations.Add(downloadInfo);
ret.downloadState = DownloadProgress.State.Started;
doneCallbackAction?.Invoke(ret);
});
}
