// ReSharper restore NotAccessedField.Local /// <summary> /// Initializes wrapped library. This is done automatically when you need it. /// </summary> /// <param name="useGraphics">use X11 graphics, <code>false</code> in most cases.</param> public static void InitLib(bool useGraphics) { if (_inited) { return; } _inited = true; if (Log.IsTraceEnabled) { Log.Trace("T:" + Thread.CurrentThread.Name + " Initializing library (wkhtmltopdf_init)"); } PechkinBindings.wkhtmltopdf_init(useGraphics ? 1 : 0); if (_useHack) { _hackObj = new SimplePechkin(new GlobalConfig()); } if (LibInit != null) { LibInit(); } }
/// <summary> /// Creates and initializes a private AppDomain and therein loads and initializes the /// wkhtmltopdf library. Attaches to the current AppDomain's DomainUnload event in IIS environments /// to ensure that on re-deploy, the library is freed so the new AppDomain will be able to use it. /// </summary> private static void SetupAppDomain() { if (Factory.useSync) { Factory.synchronizer = new SynchronizedDispatcherThread(); } String binPath = String.Empty; if (!String.IsNullOrEmpty(AppDomain.CurrentDomain.RelativeSearchPath)) { String[] paths = AppDomain.CurrentDomain.RelativeSearchPath.Split(';'); for (var i = 0; i < paths.Length; i++) { paths[i].Remove(0, AppDomain.CurrentDomain.BaseDirectory.Length); } binPath = String.Join(";", paths); } Factory.operatingDomain = AppDomain.CreateDomain("pechkin_internal_domain", null, new AppDomainSetup { ApplicationBase = AppDomain.CurrentDomain.BaseDirectory, // Sometimes, like in a web app, your bin folder is not the same // as the base dir. PrivateBinPath = binPath }); if (binPath != String.Empty) { Factory.operatingDomain.SetData("assemblyLocation", Assembly.GetExecutingAssembly().Location); Factory.operatingDomain.DoCallBack(() => { String location = AppDomain.CurrentDomain.GetData("assemblyLocation").ToString(); String filename = System.IO.Path.GetFileName(location); List <String> paths = AppDomain.CurrentDomain.RelativeSearchPath.Split(';').ToList(); foreach (String path in paths.ToArray()) { paths.Remove(path); paths.AddRange(System.IO.Directory.GetFiles(path, filename)); } Assembly.LoadFrom(paths[0]); AppDomain.CurrentDomain.SetData("assemblyLocation", paths[0]); }); Factory.realAssemblyLocation = Factory.operatingDomain.GetData("assemblyLocation").ToString(); } else { Factory.operatingDomain.Load(Assembly.GetExecutingAssembly().FullName); } Func <object> del = () => { Factory.operatingDomain.SetData("useX11Graphics", Factory.useX11Graphics); Factory.operatingDomain.DoCallBack(() => { PechkinBindings.wkhtmltopdf_init((bool)AppDomain.CurrentDomain.GetData("useX11Graphics") ? 1 : 0); }); return(null); }; Factory.invocationDelegate.DynamicInvoke(del); if (AppDomain.CurrentDomain.IsDefaultAppDomain() == false) { AppDomain.CurrentDomain.DomainUnload += Factory.TearDownAppDomain; } }