internal static PSPrimitiveDictionary CloneAndAddPSVersionTable(PSPrimitiveDictionary originalHash)
{
if ((originalHash != null) && originalHash.ContainsKey("PSVersionTable"))
{
return((PSPrimitiveDictionary)originalHash.Clone());
}
PSPrimitiveDictionary dictionary = originalHash;
if (originalHash != null)
{
dictionary = (PSPrimitiveDictionary)originalHash.Clone();
}
else
{
dictionary = new PSPrimitiveDictionary();
}
PSPrimitiveDictionary dictionary2 = new PSPrimitiveDictionary(PSVersionInfo.GetPSVersionTable());
dictionary.Add("PSVersionTable", dictionary2);
return(dictionary);
}
/// <summary>
/// Add the variables that must always be present in a SessionState instance...
/// </summary>
internal void InitializeFixedVariables()
{
//
// BUGBUG
//
// String resources for aliases are currently associated with Runspace init
//
// $Host
PSVariable v = new PSVariable(
SpecialVariables.Host,
ExecutionContext.EngineHostInterface,
ScopedItemOptions.Constant | ScopedItemOptions.AllScope,
RunspaceInit.PSHostDescription);
this.GlobalScope.SetVariable(v.Name, v, false, true, this, CommandOrigin.Internal, fastPath: true);
// $HOME - indicate where a user's home directory is located in the file system.
// -- %USERPROFILE% on windows
// -- %HOME% on unix
string home = Environment.GetEnvironmentVariable(Platform.CommonEnvVariableNames.Home) ?? string.Empty;
v = new PSVariable(SpecialVariables.Home,
home,
ScopedItemOptions.ReadOnly | ScopedItemOptions.AllScope,
RunspaceInit.HOMEDescription);
this.GlobalScope.SetVariable(v.Name, v, false, true, this, CommandOrigin.Internal, fastPath: true);
// $ExecutionContext
v = new PSVariable(SpecialVariables.ExecutionContext,
ExecutionContext.EngineIntrinsics,
ScopedItemOptions.Constant | ScopedItemOptions.AllScope,
RunspaceInit.ExecutionContextDescription);
this.GlobalScope.SetVariable(v.Name, v, false, true, this, CommandOrigin.Internal, fastPath: true);
// $PSVersionTable
v = new PSVariable(SpecialVariables.PSVersionTable,
PSVersionInfo.GetPSVersionTable(),
ScopedItemOptions.Constant | ScopedItemOptions.AllScope,
RunspaceInit.PSVersionTableDescription);
this.GlobalScope.SetVariable(v.Name, v, false, true, this, CommandOrigin.Internal, fastPath: true);
// $PSEdition
v = new PSVariable(SpecialVariables.PSEdition,
PSVersionInfo.PSEditionValue,
ScopedItemOptions.Constant | ScopedItemOptions.AllScope,
RunspaceInit.PSEditionDescription);
this.GlobalScope.SetVariable(v.Name, v, false, true, this, CommandOrigin.Internal, fastPath: true);
// $PID
Process currentProcess = Process.GetCurrentProcess();
v = new PSVariable(
SpecialVariables.PID,
currentProcess.Id,
ScopedItemOptions.Constant | ScopedItemOptions.AllScope,
RunspaceInit.PIDDescription);
this.GlobalScope.SetVariable(v.Name, v, false, true, this, CommandOrigin.Internal, fastPath: true);
// $PSCulture
v = new PSCultureVariable();
this.GlobalScope.SetVariable(v.Name, v, false, true, this, CommandOrigin.Internal, fastPath: true);
// $PSUICulture
v = new PSUICultureVariable();
this.GlobalScope.SetVariable(v.Name, v, false, true, this, CommandOrigin.Internal, fastPath: true);
// $?
v = new QuestionMarkVariable(this.ExecutionContext);
this.GlobalScope.SetVariableForce(v, this);
// $ShellId - if there is no runspace config, use the default string
string shellId = ExecutionContext.ShellID;
v = new PSVariable(SpecialVariables.ShellId, shellId,
ScopedItemOptions.Constant | ScopedItemOptions.AllScope,
RunspaceInit.MshShellIdDescription);
this.GlobalScope.SetVariable(v.Name, v, false, true, this, CommandOrigin.Internal, fastPath: true);
// $PSHOME
// This depends on the shellId. If we cannot read the application base
// registry key, set the variable to empty string
string applicationBase = "";
try
{
applicationBase = Utils.GetApplicationBase(shellId);
}
catch (SecurityException)
{
}
v = new PSVariable(SpecialVariables.PSHome, applicationBase,
ScopedItemOptions.Constant | ScopedItemOptions.AllScope,
RunspaceInit.PSHOMEDescription);
this.GlobalScope.SetVariable(v.Name, v, false, true, this, CommandOrigin.Internal, fastPath: true);
}
