/// <summary>
/// Asynchronously executes a script using the current Context.
/// </summary>
/// <param name="script">Script to execute.</param>
/// <returns>An InvocationResult object representing the results of the execution.</returns>
public PSInvocationResult GetResult(string script)
{
if (script == null)
{
throw new ArgumentNullException("script");
}
if (_variableKeys != null)
{
throw new InvalidOperationException();
}
#if PSLEGACY
_variableKeys = LinqEmul.ToArray <object>(LinqEmul.Cast <object>(Variables.Keys));
#else
_variableKeys = Variables.Keys.Cast <object>().ToArray();
#endif
try
{
using (Runspace runspace = (Host == null) ?
((_configuration == null) ? RunspaceFactory.CreateRunspace() : RunspaceFactory.CreateRunspace(_configuration)) :
((_configuration == null) ? RunspaceFactory.CreateRunspace(Host) : RunspaceFactory.CreateRunspace(Host, _configuration)))
{
if (ApartmentState.HasValue)
{
runspace.ApartmentState = ApartmentState.Value;
}
if (ThreadOptions.HasValue)
{
runspace.ThreadOptions = ThreadOptions.Value;
}
runspace.Open();
foreach (object key in _variableKeys)
{
string s = (key is string) ? key as string : key.ToString();
if (Variables[key] != null && String.Compare(s, "this", true) != 0 && String.Compare(s, "SynchronizedData", true) != 0)
{
runspace.SessionStateProxy.SetVariable(s, Variables[key]);
}
}
runspace.SessionStateProxy.SetVariable("this", This);
runspace.SessionStateProxy.SetVariable("SynchronizedData", SynchronizedData);
if (InitialLocation.Length > 0)
{
runspace.SessionStateProxy.Path.SetLocation(InitialLocation);
}
using (PowerShell powerShell = PowerShell.Create())
{
powerShell.Runspace = runspace;
return(new PSInvocationResult(script, this, powerShell, _variableKeys));
}
}
}
finally { _variableKeys = null; }
}
/// <summary>
/// Method which is intended for handling source <seealso cref="EventHandler{TEventArgs}"/> events.
/// </summary>
/// <param name="sender">Object which raised the event.</param>
/// <param name="e">Information about the event.</param>
public void EventHandler(object sender, TEventArgs e)
{
#if PSLEGACY
object[] variableKeys = LinqEmul.ToArray <object>(LinqEmul.Cast <object>(Variables.Keys));
#else
object[] variableKeys = Variables.Keys.Cast <object>().ToArray();
#endif
Dictionary <object, object> variables = new Dictionary <object, object>();
IDictionaryEnumerator enumerator = Variables.GetEnumerator();
try
{
while (enumerator.MoveNext())
{
variables.Add(enumerator.Key, enumerator.Value);
}
}
finally
{
if (enumerator is IDisposable)
{
(enumerator as IDisposable).Dispose();
}
}
PSHost host = Host;
RunspaceConfiguration configuration = Configuration;
ApartmentState? apartmentState = ApartmentState;
PSThreadOptions? threadOptions = ThreadOptions;
string initialLocation = InitialLocation;
using (Runspace runspace = (host == null) ?
((configuration == null) ? RunspaceFactory.CreateRunspace() : RunspaceFactory.CreateRunspace(configuration)) :
((configuration == null) ? RunspaceFactory.CreateRunspace(host) : RunspaceFactory.CreateRunspace(host, configuration)))
{
if (apartmentState.HasValue)
{
runspace.ApartmentState = apartmentState.Value;
}
if (threadOptions.HasValue)
{
runspace.ThreadOptions = threadOptions.Value;
}
runspace.Open();
foreach (object key in variables.Keys)
{
string s = (key is string) ? key as string : key.ToString();
if (Variables[key] != null && String.Compare(s, "this", true) != 0 && String.Compare(s, "SynchronizedData", true) != 0)
{
runspace.SessionStateProxy.SetVariable(s, Variables[key]);
}
}
runspace.SessionStateProxy.SetVariable("this", This);
runspace.SessionStateProxy.SetVariable("SynchronizedData", SynchronizedData);
if (initialLocation.Length > 0)
{
runspace.SessionStateProxy.Path.SetLocation(initialLocation);
}
using (PowerShell powerShell = PowerShell.Create())
{
powerShell.Runspace = runspace;
RaiseEventHandlerInvoked(sender, e, new PSInvocationResult(HandlerScript.ToString(), this, powerShell, variableKeys, sender, e));
}
}
}