Add-TaskAction.ps1
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function Add-TaskAction { <# .Synopsis Adds an action to a task definition .Description Adds an action to a task definition. You can create a task definition with New-Task, or use an existing definition from Get-ScheduledTask .Example New-Task -Disabled | Add-TaskTrigger $EVT[0] | Add-TaskAction -Path Calc | Register-ScheduledTask "$(Get-Random)" .Link Register-ScheduledTask .Link Add-TaskTrigger .Link Get-ScheduledTask .Link New-Task #> [CmdletBinding(DefaultParameterSetName="Script")] param( # The Scheduled Task Definition [Parameter(Mandatory=$true, ValueFromPipeline=$true)] $Task, # The script to run [Parameter(Mandatory=$true,ParameterSetName="Script")] [ScriptBlock] $Script, # If set, will run PowerShell.exe with -WindowStyle Minimized [Parameter(ParameterSetName="Script")] [Switch] $Hidden, # If set, will run PowerShell.exe [Parameter(ParameterSetName="Script")] [Switch] $Sta, # The path to the program. [Parameter(Mandatory=$true,ParameterSetName="Path")] [string] $Path, # The arguments to pass to the program. [Parameter(ParameterSetName="Path")] [string] $Arguments, # The working directory the action will run in. # By default, this will be the current directory [String] $WorkingDirectory = $PWD, # If set, the powershell script will not exit when it is completed [Parameter(ParameterSetName="Script")] [Switch] $NoExit, # The identifier of the task [String] $Id ) begin { Set-StrictMode -Off } process { if ($Task.Definition) { $Task = $Task.Definition } $Action = $Task.Actions.Create(0) if ($Id) { $Action.ID = $Id } $Action.WorkingDirectory = $WorkingDirectory switch ($psCmdlet.ParameterSetName) { Script { $action.Path = Join-Path $psHome "PowerShell.exe" $action.WorkingDirectory = $WorkingDirectory $action.Arguments = "" if ($Hidden) { $action.Arguments += " -WindowStyle Hidden" } if ($sta) { $action.Arguments += " -Sta" } if ($NoExit) { $Action.Arguments += " -NoExit" } $encodedCommand = [Convert]::ToBase64String([Text.Encoding]::Unicode.GetBytes($script)) $action.Arguments+= " -encodedCommand $encodedCommand" } Path { $action.Path = $Path $action.Arguments = $Arguments } } $Task } } |