raspi/windows-advanced-power-settings-to-markdown.ps1

## windows-advanced-power-settings-to-markdown.ps1
# List Windows advanced power settings as MarkDown
# Use:
# this-script.ps1 | Out-File power.md
# Use powercfg to show hidden settings:
# powercfg -attributes <Group GUID> <GUID> -ATTRIB_HIDE
# example:
# powercfg -attributes 54533251-82be-4824-96c1-47b60b740d00 06cadf0e-64ed-448a-8927-ce7bf90eb35d -ATTRIB_HIDE
# (c) Pekka "raspi" Järvinen 2017-

$powerSettingSubgroubTable = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingSubgroup | Where-Object {$_.ElementName -ne $null}
$powerSettingInSubgroubTable = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingInSubgroup
$powerSettingTable = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSetting
$powerSettingDefinitionPossibleValueTable = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingDefinitionPossibleValue
$powerSettingDefinitionRangeDataTable = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingDefinitionRangeData

$powerSettingSubgroubTable | foreach {
  $gname = $_.ElementName
  $gdescr = $_.Description

  $tmp = $_.InstanceId
  $tmp = $tmp.Remove(0, $tmp.LastIndexOf('{') + 1)
  $tmp = $tmp.Remove($tmp.LastIndexOf('}'))

  $gguid = $tmp

  Write-Output ('# {0}' -f $gname)
  Write-Output ('{0}' -f $gdescr)
  Write-Output ('Group GUID: `{0}`' -f $gguid)
  Write-Output ""

  $settings = $powerSettingInSubgroubTable | Where-Object GroupComponent -Match "$gguid"

  $settings | foreach {
    $tmp = $_.PartComponent
    $tmp = $tmp.Remove(0, $tmp.LastIndexOf('{') + 1)
    $tmp = $tmp.Remove($tmp.LastIndexOf('}'))

    $guid = $tmp

    $s = $powerSettingTable -Match "$guid"

    Write-Output ('* {0}' -f $s.ElementName)
    Write-Output ('  * GUID: `{0}`' -f $guid)

    if ($s.Description) {
        Write-Output ('  * {0}' -f $s.Description)
    }

    $possible = ($powerSettingDefinitionPossibleValueTable | Where-Object InstanceId -Match "$guid" | select -ExpandProperty ElementName) -join ", "

    if ($possible) {
        Write-Output ('  * Possible values: {0}' -f $possible)
    }

    $units = $powerSettingDefinitionRangeDataTable | Where-Object InstanceId -Match "$guid"

    if ($units)
    {
        $u = $units[0].Description

        $tmp = @()

        $units | foreach {
            $tmp += '{0}: {1} {2}' -f $_.ElementName, $_.SettingValue, $u
        }

        Write-Output ('  * {0}' -f ($tmp -join " | "))
    }

  }

}
	# List Windows advanced power settings as MarkDown
	# Use:
	# this-script.ps1 \| Out-File power.md
	# Use powercfg to show hidden settings:
	# powercfg -attributes <Group GUID> <GUID> -ATTRIB_HIDE
	# example:
	# powercfg -attributes 54533251-82be-4824-96c1-47b60b740d00 06cadf0e-64ed-448a-8927-ce7bf90eb35d -ATTRIB_HIDE
	# (c) Pekka "raspi" Järvinen 2017-

	$powerSettingSubgroubTable = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingSubgroup \| Where-Object {$_.ElementName -ne $null}
	$powerSettingInSubgroubTable = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingInSubgroup
	$powerSettingTable = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSetting
	$powerSettingDefinitionPossibleValueTable = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingDefinitionPossibleValue
	$powerSettingDefinitionRangeDataTable = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingDefinitionRangeData

	$powerSettingSubgroubTable \| foreach {
	$gname = $_.ElementName
	$gdescr = $_.Description

	$tmp = $_.InstanceId
	$tmp = $tmp.Remove(0, $tmp.LastIndexOf('{') + 1)
	$tmp = $tmp.Remove($tmp.LastIndexOf('}'))

	$gguid = $tmp

	Write-Output ('# {0}' -f $gname)
	Write-Output ('{0}' -f $gdescr)
	Write-Output ('Group GUID: `{0}`' -f $gguid)
	Write-Output ""

	$settings = $powerSettingInSubgroubTable \| Where-Object GroupComponent -Match "$gguid"

	$settings \| foreach {
	$tmp = $_.PartComponent
	$tmp = $tmp.Remove(0, $tmp.LastIndexOf('{') + 1)
	$tmp = $tmp.Remove($tmp.LastIndexOf('}'))

	$guid = $tmp

	$s = $powerSettingTable -Match "$guid"

	Write-Output ('* {0}' -f $s.ElementName)
	Write-Output (' * GUID: `{0}`' -f $guid)

	if ($s.Description) {
	Write-Output (' * {0}' -f $s.Description)
	}

	$possible = ($powerSettingDefinitionPossibleValueTable \| Where-Object InstanceId -Match "$guid" \| select -ExpandProperty ElementName) -join ", "

	if ($possible) {
	Write-Output (' * Possible values: {0}' -f $possible)
	}

	$units = $powerSettingDefinitionRangeDataTable \| Where-Object InstanceId -Match "$guid"

	if ($units)
	{
	$u = $units[0].Description

	$tmp = @()

	$units \| foreach {
	$tmp += '{0}: {1} {2}' -f $_.ElementName, $_.SettingValue, $u
	}

	Write-Output (' * {0}' -f ($tmp -join " \| "))
	}

	}

	}
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