/// <summary>
/// Get Torrents Page from Tracker by Query Provided
/// </summary>
/// <param name="request">URL created by Query Builder</param>
/// <returns>Results from query</returns>
private async Task <string> QueryTracker(string request)
{
// Cache mode not enabled or cached file didn't exist for our query
Output("\nQuerying tracker for results....");
// Build WebRequest for index
var myIndexRequest = new WebRequest
{
Type = RequestType.GET,
Url = request,
Encoding = Encoding,
Headers = EmulatedBrowserHeaders
};
// Request our first page
var results = await webclient.GetResultAsync(myIndexRequest);
if (results.Status == HttpStatusCode.InternalServerError) // See issue #2110
{
throw new Exception("Internal Server Error (" + results.ContentString + "), probably you reached the API limits, please reduce the number of queries");
}
// Return results from tracker
return(results.ContentString);
}
public override Task <WebResult> GetResultAsync(WebRequest request)
{
if (_requestCallbacks.ContainsKey(request.Url))
{
return(Task.Factory.StartNew(
() =>
{
var response = _requestCallbacks[request.Url];
response.Request = request;
return response;
}));
}
throw new Exception($"You have to mock the URL {request.Url} with RegisterRequestCallback");
}
protected override async Task <WebClientByteResult> Run(WebRequest webRequest)
{
ServicePointManager.SecurityProtocol = (SecurityProtocolType)192 | (SecurityProtocolType)768 | (SecurityProtocolType)3072;
var cookies = new CookieContainer();
if (!string.IsNullOrWhiteSpace(webRequest.Cookies))
{
// don't include the path, Scheme is needed for mono compatibility
var requestUri = new Uri(webRequest.Url);
var cookieUrl = new Uri(requestUri.Scheme + "://" + requestUri.Host);
var cookieDictionary = CookieUtil.CookieHeaderToDictionary(webRequest.Cookies);
foreach (var kv in cookieDictionary)
{
cookies.Add(cookieUrl, new Cookie(kv.Key, kv.Value));
}
}
var userAgent = webRequest.EmulateBrowser.Value ? BrowserUtil.ChromeUserAgent : "Jackett/" + configService.GetVersion();
using (var clearanceHandlr = new ClearanceHandler(userAgent))
{
clearanceHandlr.MaxTries = 10;
using (var clientHandlr = new HttpClientHandler
{
CookieContainer = cookies,
AllowAutoRedirect = false, // Do not use this - Bugs ahoy! Lost cookies and more.
UseCookies = true,
Proxy = webProxy,
UseProxy = (webProxy != null),
AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate
})
{
// custom certificate validation handler (netcore version)
clientHandlr.ServerCertificateCustomValidationCallback = ValidateCertificate;
clearanceHandlr.InnerHandler = clientHandlr;
using (var client = new HttpClient(clearanceHandlr))
{
//if (webRequest.EmulateBrowser == true)
// client.DefaultRequestHeaders.Add("User-Agent", BrowserUtil.ChromeUserAgent);
//else
// client.DefaultRequestHeaders.Add("User-Agent", "Jackett/" + configService.GetVersion());
HttpResponseMessage response = null;
using (var request = new HttpRequestMessage())
{
request.Headers.ExpectContinue = false;
request.RequestUri = new Uri(webRequest.Url);
if (webRequest.Headers != null)
{
foreach (var header in webRequest.Headers)
{
if (header.Key != "Content-Type")
{
request.Headers.TryAddWithoutValidation(header.Key, header.Value);
}
}
}
if (!string.IsNullOrEmpty(webRequest.Referer))
{
request.Headers.Referrer = new Uri(webRequest.Referer);
}
if (!string.IsNullOrEmpty(webRequest.RawBody))
{
var type = webRequest.Headers.Where(h => h.Key == "Content-Type").Cast <KeyValuePair <string, string>?>().FirstOrDefault();
if (type.HasValue)
{
var str = new StringContent(webRequest.RawBody);
str.Headers.Remove("Content-Type");
str.Headers.Add("Content-Type", type.Value.Value);
request.Content = str;
}
else
{
request.Content = new StringContent(webRequest.RawBody);
}
request.Method = HttpMethod.Post;
}
else if (webRequest.Type == RequestType.POST)
{
if (webRequest.PostData != null)
{
request.Content = FormUrlEncodedContentWithEncoding(webRequest.PostData, webRequest.Encoding);
}
request.Method = HttpMethod.Post;
}
else
{
request.Method = HttpMethod.Get;
}
using (response = await client.SendAsync(request))
{
var result = new WebClientByteResult
{
Content = await response.Content.ReadAsByteArrayAsync()
};
foreach (var header in response.Headers)
{
var value = header.Value;
result.Headers[header.Key.ToLowerInvariant()] = value.ToArray();
}
// some cloudflare clients are using a refresh header
// Pull it out manually
if (response.StatusCode == HttpStatusCode.ServiceUnavailable && response.Headers.Contains("Refresh"))
{
var refreshHeaders = response.Headers.GetValues("Refresh");
var redirval = "";
var redirtime = 0;
if (refreshHeaders != null)
{
foreach (var value in refreshHeaders)
{
var start = value.IndexOf("=");
var end = value.IndexOf(";");
var len = value.Length;
if (start > -1)
{
redirval = value.Substring(start + 1);
result.RedirectingTo = redirval;
// normally we don't want a serviceunavailable (503) to be a redirect, but that's the nature
// of this cloudflare approach..don't want to alter BaseWebResult.IsRedirect because normally
// it shoudln't include service unavailable..only if we have this redirect header.
response.StatusCode = System.Net.HttpStatusCode.Redirect;
redirtime = int.Parse(value.Substring(0, end));
System.Threading.Thread.Sleep(redirtime * 1000);
}
}
}
}
if (response.Headers.Location != null)
{
result.RedirectingTo = response.Headers.Location.ToString();
}
// Mono won't add the baseurl to relative redirects.
// e.g. a "Location: /index.php" header will result in the Uri "file:///index.php"
// See issue #1200
if (result.RedirectingTo != null && result.RedirectingTo.StartsWith("file://"))
{
// URL decoding apparently is needed to, without it e.g. Demonoid download is broken
// TODO: is it always needed (not just for relative redirects)?
var newRedirectingTo = WebUtilityHelpers.UrlDecode(result.RedirectingTo, webRequest.Encoding);
if (newRedirectingTo.StartsWith("file:////")) // Location without protocol but with host (only add scheme)
{
newRedirectingTo = newRedirectingTo.Replace("file://", request.RequestUri.Scheme + ":");
}
else
{
newRedirectingTo = newRedirectingTo.Replace("file://", request.RequestUri.Scheme + "://" + request.RequestUri.Host);
}
logger.Debug("[MONO relative redirect bug] Rewriting relative redirect URL from " + result.RedirectingTo + " to " + newRedirectingTo);
result.RedirectingTo = newRedirectingTo;
}
result.Status = response.StatusCode;
// Compatiblity issue between the cookie format and httpclient
// Pull it out manually ignoring the expiry date then set it manually
// http://stackoverflow.com/questions/14681144/httpclient-not-storing-cookies-in-cookiecontainer
var responseCookies = new List <Tuple <string, string> >();
if (response.Headers.TryGetValues("set-cookie", out var cookieHeaders))
{
foreach (var value in cookieHeaders)
{
var nameSplit = value.IndexOf('=');
if (nameSplit > -1)
{
responseCookies.Add(new Tuple <string, string>(value.Substring(0, nameSplit), value.Substring(0, value.IndexOf(';') == -1 ? value.Length : (value.IndexOf(';'))) + ";"));
}
}
var cookieBuilder = new StringBuilder();
foreach (var cookieGroup in responseCookies.GroupBy(c => c.Item1))
{
cookieBuilder.AppendFormat("{0} ", cookieGroup.Last().Item2);
}
result.Cookies = cookieBuilder.ToString().Trim();
}
ServerUtil.ResureRedirectIsFullyQualified(webRequest, result);
return(result);
}
}
}
}
}
}
public static void RegisterStringCall(WebRequest r, Func <WebRequest, WebClientStringResult> f)
{
var client = testContainer.Resolve <WebClient>() as TestWebClient;
client.RegisterStringCall(r, f);
}
