protected virtual void OnPluginExecuting(PluginExecutingEventArgs e)
{
if (this.EventsEnabled)
{
var evnt = this.PluginExecuting;
if (evnt != null)
{
evnt(this, e);
}
}
}
protected virtual void OnPluginExecuting(PluginExecutingEventArgs e)
{
if (this.EventsEnabled)
{
var evnt = this.PluginExecuting;
if (evnt != null)
evnt(this, e);
}
}
public virtual void Load(string pluginFileName, PluginParameters args)
{
if (args == null)
args = new PluginParameters();
AppDomainSetup domainSetup = new AppDomainSetup();
Assembly entryAsm = Assembly.GetEntryAssembly();
AssemblyProductAttribute[] atts = ((AssemblyProductAttribute[])entryAsm.GetCustomAttributes(typeof(AssemblyProductAttribute), false));
string productName = null;
if (atts != null)
{
if (atts.Length > 0)
productName = atts[0].Product;
}
if (String.IsNullOrEmpty(productName))
domainSetup.ApplicationName = Path.GetFileNameWithoutExtension(entryAsm.Location);
else
domainSetup.ApplicationName = productName;
domainSetup.ConfigurationFile = Path.GetFileName(pluginFileName) + ".config";
domainSetup.ApplicationBase = Path.GetDirectoryName(pluginFileName);
domainSetup.PrivateBinPath = "bin";
if (this.ShadowCopyEnabled)
{
domainSetup.ShadowCopyFiles = "true";
domainSetup.ShadowCopyDirectories = domainSetup.ApplicationBase + ";" + Path.Combine(domainSetup.ApplicationBase, "bin");
}
PluginLoadingEventArgs loadingArgs = new PluginLoadingEventArgs(pluginFileName, domainSetup);
this.OnPluginLoading(loadingArgs);
if (!loadingArgs.Cancel)
{
AppDomain domain = null;
domain = AppDomain.CreateDomain(loadingArgs.DomainSetup.ApplicationName, null, loadingArgs.DomainSetup);
Type t = this.GetType();
PluginLoaderBase loader = (PluginLoaderBase)domain.CreateInstanceFromAndUnwrap(t.Assembly.Location, t.FullName);
loader.AssemblyResolutionPaths = this.AssemblyResolutionPaths;
PluginInfo info = loader.OnLoadWrapper(pluginFileName);
if (info == null)
AppDomain.Unload(domain);
else
{
if (loader.IsPluginLoaded)
{
info.Domain = domain;
this._currentInfoList.Add(info);
PluginLoadedEventArgs pluginLoadedArgs = new PluginLoadedEventArgs(info);
this.OnPluginLoaded(pluginLoadedArgs);
PluginBase.ExecutionModes execMode = info.ExecutionMode;
bool canExecute = false;
if (!this.UseDefaultExecutionValidation)
canExecute = true;
else if (execMode == PluginBase.ExecutionModes.MultiInstance)
canExecute = true;
else if (execMode == PluginBase.ExecutionModes.Exclusive)
{
if (this._currentInfoList.Count == 1)
canExecute = true;
}
else if (execMode == PluginBase.ExecutionModes.Singleton)
{
if (this.GetLoadedInstances(info.PluginFileName).Count == 1)
canExecute = true;
}
else if (execMode == PluginBase.ExecutionModes.Custom)
canExecute = true;
if (canExecute)
{
info.Parameters = args;
PluginExecutingEventArgs exeArgs = new PluginExecutingEventArgs(info);
this.OnPluginExecuting(exeArgs);
if (exeArgs.Cancel)
this.Unload(info, args, true, exeArgs.CancelReason);
else
{
info.Loader = loader;
Thread pluginThread = new Thread(this.Execute);
pluginThread.IsBackground = true;
pluginThread.Start(info);
}
}
else
this.Unload(info, args, true, null);
}
else
AppDomain.Unload(domain);
}
}
}
public virtual void Load(string pluginFileName, PluginParameters args)
{
if (args == null)
{
args = new PluginParameters();
}
AppDomainSetup domainSetup = new AppDomainSetup();
Assembly entryAsm = Assembly.GetEntryAssembly();
AssemblyProductAttribute[] atts = ((AssemblyProductAttribute[])entryAsm.GetCustomAttributes(typeof(AssemblyProductAttribute), false));
string productName = null;
if (atts != null)
{
if (atts.Length > 0)
{
productName = atts[0].Product;
}
}
if (String.IsNullOrEmpty(productName))
{
domainSetup.ApplicationName = Path.GetFileNameWithoutExtension(entryAsm.Location);
}
else
{
domainSetup.ApplicationName = productName;
}
domainSetup.ConfigurationFile = Path.GetFileName(pluginFileName) + ".config";
domainSetup.ApplicationBase = Path.GetDirectoryName(pluginFileName);
domainSetup.PrivateBinPath = "bin";
if (this.ShadowCopyEnabled)
{
domainSetup.ShadowCopyFiles = "true";
domainSetup.ShadowCopyDirectories = domainSetup.ApplicationBase + ";" + Path.Combine(domainSetup.ApplicationBase, "bin");
}
PluginLoadingEventArgs loadingArgs = new PluginLoadingEventArgs(pluginFileName, domainSetup);
this.OnPluginLoading(loadingArgs);
if (!loadingArgs.Cancel)
{
AppDomain domain = null;
domain = AppDomain.CreateDomain(loadingArgs.DomainSetup.ApplicationName, null, loadingArgs.DomainSetup);
Type t = this.GetType();
PluginLoaderBase loader = (PluginLoaderBase)domain.CreateInstanceFromAndUnwrap(t.Assembly.Location, t.FullName);
loader.AssemblyResolutionPaths = this.AssemblyResolutionPaths;
PluginInfo info = loader.OnLoadWrapper(pluginFileName);
if (info == null)
{
AppDomain.Unload(domain);
}
else
{
if (loader.IsPluginLoaded)
{
info.Domain = domain;
this._currentInfoList.Add(info);
PluginLoadedEventArgs pluginLoadedArgs = new PluginLoadedEventArgs(info);
this.OnPluginLoaded(pluginLoadedArgs);
PluginBase.ExecutionModes execMode = info.ExecutionMode;
bool canExecute = false;
if (!this.UseDefaultExecutionValidation)
{
canExecute = true;
}
else if (execMode == PluginBase.ExecutionModes.MultiInstance)
{
canExecute = true;
}
else if (execMode == PluginBase.ExecutionModes.Exclusive)
{
if (this._currentInfoList.Count == 1)
{
canExecute = true;
}
}
else if (execMode == PluginBase.ExecutionModes.Singleton)
{
if (this.GetLoadedInstances(info.PluginFileName).Count == 1)
{
canExecute = true;
}
}
else if (execMode == PluginBase.ExecutionModes.Custom)
{
canExecute = true;
}
if (canExecute)
{
info.Parameters = args;
PluginExecutingEventArgs exeArgs = new PluginExecutingEventArgs(info);
this.OnPluginExecuting(exeArgs);
if (exeArgs.Cancel)
{
this.Unload(info, args, true, exeArgs.CancelReason);
}
else
{
info.Loader = loader;
Thread pluginThread = new Thread(this.Execute);
pluginThread.IsBackground = true;
pluginThread.Start(info);
}
}
else
{
this.Unload(info, args, true, null);
}
}
else
{
AppDomain.Unload(domain);
}
}
}
}
