From 4f73de67aa0b673214ba1ce7755cee66d8597cb6 Mon Sep 17 00:00:00 2001
From: kaso17 <kaso17@users.noreply.github.com>
Date: Fri, 17 Feb 2017 15:48:44 +0100
Subject: [PATCH] make HttpWebClient the default for mono >= 4.8

---
 src/Jackett/JackettModule.cs          | 30 +++++++++++++++++++++++++--
 src/Jackett/Services/ServerService.cs | 28 +++++++++++++++++++++++--
 2 files changed, 54 insertions(+), 4 deletions(-)

diff --git a/src/Jackett/JackettModule.cs b/src/Jackett/JackettModule.cs
index 988b61238..4e40c81b0 100644
--- a/src/Jackett/JackettModule.cs
+++ b/src/Jackett/JackettModule.cs
@@ -10,10 +10,11 @@ using Jackett.Utils;
 using Jackett.Utils.Clients;
 using AutoMapper;
 using Jackett.Models;
+using System.Reflection;
 
 namespace Jackett
 {
-    public class JackettModule : Module
+    public class JackettModule : Autofac.Module
     {
         protected override void Load(ContainerBuilder builder)
         {
@@ -39,7 +40,32 @@ namespace Jackett
                     default:
                     if (System.Environment.OSVersion.Platform == PlatformID.Unix)
                     {
-                        builder.RegisterType<UnixLibCurlWebClient>().As<IWebClient>();
+                        var usehttpclient = false;
+                        try { 
+                            Type monotype = Type.GetType("Mono.Runtime");
+                            if (monotype != null)
+                            {
+                                MethodInfo displayName = monotype.GetMethod("GetDisplayName", BindingFlags.NonPublic | BindingFlags.Static);
+                                if (displayName != null)
+                                { 
+                                    var monoVersion = displayName.Invoke(null, null).ToString();
+                                    var monoVersionO = new Version(monoVersion.Split(' ')[0]);
+                                    if (monoVersionO.Major >= 4 && monoVersionO.Minor >= 8)
+                                    {
+                                        usehttpclient = true;
+                                    }
+                                }
+                            }
+                        }
+                        catch (Exception e)
+                        {
+                            Console.Out.WriteLine("Error while deciding which HttpWebClient to use: " + e);
+                        }
+
+                        if (usehttpclient)
+                            builder.RegisterType<HttpWebClient>().As<IWebClient>();
+                        else
+                            builder.RegisterType<UnixLibCurlWebClient>().As<IWebClient>();
                     }
                     else
                     {
diff --git a/src/Jackett/Services/ServerService.cs b/src/Jackett/Services/ServerService.cs
index 2171b19d4..4a4f7b97f 100644
--- a/src/Jackett/Services/ServerService.cs
+++ b/src/Jackett/Services/ServerService.cs
@@ -198,12 +198,14 @@ namespace Jackett.Services
                         monoVersion = displayName.Invoke(null, null).ToString();
                     logger.Info("mono version: " + monoVersion);
 
-                    if (monoVersion.StartsWith("3."))
+                    var monoVersionO = new Version(monoVersion.Split(' ')[0]);
+
+                    if (monoVersionO.Major < 4)
                     {
                         logger.Error("Your mono version is to old (mono 3 is no longer supported). Please update to the latest version from http://www.mono-project.com/download/");
                         Environment.Exit(2);
                     }
-                    else if (monoVersion.StartsWith("4.2."))
+                    else if (monoVersionO.Major == 4 && monoVersionO.Minor == 2)
                     {
                         logger.Error("mono version 4.2.* is known to cause problems with Jackett. If you experience any problems please try updating to the latest mono version from http://www.mono-project.com/download/ first.");
                     }
@@ -223,6 +225,28 @@ namespace Jackett.Services
                         logger.Error(e, "Error while checking for mono-devel");
                     }
 
+                    try
+                    {
+                        // Check for ca-certificates-mono
+                        var mono_cert_file = Path.Combine(runtimedir, "cert-sync.exe");
+                        if (!File.Exists(mono_cert_file))
+                        {
+                            if (monoVersionO.Major >= 4 && monoVersionO.Minor >= 8)
+                            {
+                                logger.Error("The ca-certificates-mono package is not installed, HTTPS trackers won't work. Please install it.");
+                            } 
+                            else
+                            {
+                                logger.Info("The ca-certificates-mono package is not installed, it will become mandatory once mono >= 4.8 is used.");
+                            }
+                            
+                        }
+                    }
+                    catch (Exception e)
+                    {
+                        logger.Error(e, "Error while checking for ca-certificates-mono");
+                    }
+
                     try
                     {
                         Encoding.GetEncoding("windows-1255");