private static void CopyHeadersToHttpListener(SerialisableResponse response, IHeaderCollection responseHeaders, string rebaseEndpoint)
{
if (response == null || response.Headers == null)
{
return;
}
response.Headers.Remove("Pragma");
response.Headers.Add("Server", new[] { string.Empty });
response.Headers.Remove("X-Powered-By");
foreach (var pair in response.Headers)
{
// Header filters:
switch (pair.Key)
{
// Skip headers we MUST NOT change:
case "Transfer-Encoding": // prevent mismatch of Chunked encoding from breaking things
case "Content-Length": // we handle this one specially
continue;
// Filter out vanity headers:
case "Pragma":
case "Server":
case "X-Powered-By":
case "Via":
continue;
}
if (pair.Key == "Location")
{
if (Uri.TryCreate(string.Join(",", pair.Value), UriKind.Absolute, out var redirectUrl))
{
if (redirectUrl.Host == "0.0.0.0") // local redirect. Pass back the *external* url
{
var newTarget = rebaseEndpoint + redirectUrl.PathAndQuery;
responseHeaders[pair.Key] = newTarget;
continue;
}
}
}
if (responseHeaders[pair.Key] == null)
{
responseHeaders[pair.Key] = string.Join(",", pair.Value);
}
else
{
responseHeaders.Add(pair.Key, string.Join(", ", pair.Value));
}
}
}
private UnknownResponse(IHeaderCollection headers = null)
{
_headers = headers ?? new HeaderCollection().Add("Content-Type", "application/json; charset=utf-8");
_headers.Add("Warning", "Request was not recognized as one of the registered pacts.");
}
