/// <summary>
/// Invokes a PowerShell script block.
/// </summary>
/// <param name="script">A script to be invoked.</param>
/// <param name="powerShell">PowerShell instance.</param>
/// <param name="errorAction">Error callback function.</param>
/// <returns></returns>
internal static ICollection <PSObject> CallPowerShellScript(
string script,
System.Management.Automation.PowerShell powerShell,
EventHandler <DataAddedEventArgs> errorAction)
{
try
{
powerShell.Clear();
var input = new PSDataCollection <PSObject>();
input.Complete();
var output = new PSDataCollection <PSObject>();
output.DataAdded += output_DataAdded;
if (errorAction != null)
{
powerShell.Streams.Error.DataAdded += errorAction;
}
powerShell.AddScript(script);
powerShell.Invoke(null, output, new PSInvocationSettings());
return(output.Count == 0 ? null : output);
}
finally
{
powerShell.Streams.Error.DataAdded -= errorAction;
}
}
internal static PSModuleInfo ImportModule(this System.Management.Automation.PowerShell powershell, string name, bool force = false)
{
if (powershell != null)
{
powershell.Clear().AddCommand("Import-Module");
powershell.AddParameter("Name", name);
powershell.AddParameter("PassThru");
if (force)
{
powershell.AddParameter("Force");
}
return(powershell.Invoke <PSModuleInfo>().ToArray().FirstOrDefault());
}
return(null);
}
internal static ICollection <object> CallPowerShellScript(
SHiPSBase node,
System.Management.Automation.PowerShell powerShell,
SHiPSParameters parameters,
string script,
EventHandler <DataAddedEventArgs> outputAction,
EventHandler <DataAddedEventArgs> errorAction,
params string[] args)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
try
{
powerShell.Clear();
var input = new PSDataCollection <object>();
input.Complete();
var output = new PSDataCollection <object>();
if (outputAction != null)
{
output.DataAdded += outputAction;
}
//register events
if (errorAction != null)
{
powerShell.Streams.Error.DataAdded += errorAction;
}
// Calling the following throws 'Unable to cast object of type 'System.Management.Automation.Language.FunctionMemberAst' to
// type 'System.Management.Automation.Language.FunctionDefinitionAst'.
//output = node.GetChildItem();
//make script block
powerShell.AddScript(script);
powerShell.AddParameter("object", node);
if (args != null && args.Any())
{
for (int i = 0; i < args.Length; i++)
{
powerShell.AddParameter(("p" + i), args[i]);
}
}
if (parameters != null)
{
if (parameters.Debug)
{
powerShell.AddParameter("debug");
}
if (parameters.Verbose)
{
powerShell.AddParameter("verbose");
}
node.SHiPSProviderContext.BoundParameters = parameters.BoundParameters;
}
powerShell.Invoke(null, output, new PSInvocationSettings());
return(output.Count == 0 ? null : output);
}
finally
{
powerShell.Streams.Error.DataAdded -= errorAction;
}
}
internal static ICollection <object> CallPowerShellScript(
SHiPSDirectory node,
IProviderContext context,
System.Management.Automation.PowerShell powerShell,
SHiPSParameters parameters,
string methodName,
EventHandler <DataAddedEventArgs> outputAction,
EventHandler <DataAddedEventArgs> errorAction)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
try
{
powerShell.Clear();
var input = new PSDataCollection <object>();
input.Complete();
var output = new PSDataCollection <object>();
if (outputAction != null)
{
output.DataAdded += outputAction;
}
//register events
if (errorAction != null)
{
powerShell.Streams.Error.DataAdded += errorAction;
}
// Calling the following throws 'Unable to cast object of type 'System.Management.Automation.Language.FunctionMemberAst' to
// type 'System.Management.Automation.Language.FunctionDefinitionAst'.
//output = node.GetChildItem();
//make script block
powerShell.AddScript("[CmdletBinding()] param([object]$object) $object.{0}()".StringFormat(methodName));
powerShell.AddParameter("object", node);
if (parameters != null)
{
if (parameters.Debug)
{
powerShell.AddParameter("debug");
}
if (parameters.Verbose)
{
powerShell.AddParameter("verbose");
}
}
powerShell.Invoke(null, output, new PSInvocationSettings());
return(output.Count == 0 ? null : output);
}
finally
{
powerShell.Streams.Error.DataAdded -= errorAction;
}
}
