| public IncrementDownloadCountAsync ( string id, string version, bool commitChanges = true ) : Task | ||
| id | string | |
| version | string | |
| commitChanges | bool | |
| Результат | Task | |
public virtual async Task <ActionResult> GetPackage(string id, string version)
{
// some security paranoia about URL hacking somehow creating e.g. open redirects
// validate user input: explicit calls to the same validators used during Package Registrations
// Ideally shouldn't be necessary?
if (!PackageIdValidator.IsValidPackageId(id ?? ""))
{
return(new HttpStatusCodeWithBodyResult(HttpStatusCode.BadRequest, "The format of the package id is invalid"));
}
// if version is non-null, check if it's semantically correct and normalize it.
if (!String.IsNullOrEmpty(version))
{
NuGetVersion dummy;
if (!NuGetVersion.TryParse(version, out dummy))
{
return(new HttpStatusCodeWithBodyResult(HttpStatusCode.BadRequest, "The package version is not a valid semantic version"));
}
// Normalize the version
version = NuGetVersionNormalizer.Normalize(version);
}
else
{
// if version is null, get the latest version from the database.
// This ensures that on package restore scenario where version will be non null, we don't hit the database.
try
{
var package = PackageService.FindPackageByIdAndVersion(id, version, allowPrerelease: false);
if (package == null)
{
return(new HttpStatusCodeWithBodyResult(HttpStatusCode.NotFound, String.Format(CultureInfo.CurrentCulture, Strings.PackageWithIdAndVersionNotFound, id, version)));
}
version = package.NormalizedVersion;
}
catch (SqlException e)
{
QuietLog.LogHandledException(e);
// Database was unavailable and we don't have a version, return a 503
return(new HttpStatusCodeWithBodyResult(HttpStatusCode.ServiceUnavailable, Strings.DatabaseUnavailable_TrySpecificVersion));
}
catch (DataException e)
{
QuietLog.LogHandledException(e);
// Database was unavailable and we don't have a version, return a 503
return(new HttpStatusCodeWithBodyResult(HttpStatusCode.ServiceUnavailable, Strings.DatabaseUnavailable_TrySpecificVersion));
}
}
if (ConfigurationService.Features.TrackPackageDownloadCountInLocalDatabase)
{
await PackageService.IncrementDownloadCountAsync(id, version);
}
return(await PackageFileService.CreateDownloadPackageActionResultAsync(
HttpContext.Request.Url,
id, version));
}
