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Fix virus hot-linking redirect

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This commit is contained in:
Kieran 2022-09-09 13:01:20 +01:00
parent dcd1031dcf
commit 9c4b7bd820
Signed by: Kieran
GPG Key ID: DE71CEB3925BE941
1 changed files with 4 additions and 4 deletions
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8
VoidCat/Controllers/DownloadController.cs
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@ -113,10 +113,10 @@ public class DownloadController : Controller
}
// prevent hot-linking viruses
var origin = Request.Headers.Origin.Count > 0 ? new Uri(Request.Headers.Origin.First()) : null;
var originWrong = !origin?.Host.Equals(_settings.SiteUrl.Host, StringComparison.InvariantCultureIgnoreCase) ??
false;
if (meta.VirusScan?.IsVirus == true && originWrong)
var referer = Request.Headers.Referer.Count > 0 ? new Uri(Request.Headers.Referer.First()) : null;
var hasCorrectReferer = referer?.Host.Equals(_settings.SiteUrl.Host, StringComparison.InvariantCultureIgnoreCase) ??
false;
if (meta.VirusScan?.IsVirus == true && !hasCorrectReferer)
{
Response.StatusCode = (int) HttpStatusCode.Redirect;
Response.Headers.Location = $"/{id.ToBase58()}";