Get Power Configuration #PowerShell Script #windows

get_powercfg.ps1

<#
.SYNOPSIS
Get Power Configuration PowerShell Script
.EXAMPLES
get_powercfg.ps1
#>

# https://msdn.microsoft.com/en-us/library/dn622955%28v=vs.85%29.aspx
$subgroup = (Get-WmiObject -Namespace root\cimv2\power -Class win32_powersettingSubgroup)
$in_subgroup = (Get-WmiObject -Namespace root\cimv2\power -Class win32_powersettingInSubgroup)
$settings = (Get-WmiObject -Namespace root\cimv2\power -Class win32_powersetting)
$active_plan = (Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerPlan) | Where-Object IsActive -EQ True
$possible_value = (Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingDefinitionPossibleValue)
$range_data = (Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingDefinitionRangeData)
$settings_data_idx = Get-WmiObject -Namespace root\cimv2\power -Class Win32_PowerSettingDataIndex
# Microsoft:PowerSettingDataIndex\{a1841308-3541-4fab-bc81-f71556f20b4a}\DC\{cfeda3d0-7697-4566-a922-a9086cd49dfa}
#                     [Power Plan]``````````````````````````````````````    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [settings]
$current_plan_id = ($active_plan.InstanceID | Select-String -Pattern "{.*}").Matches.Value
$str = "Microsoft:PowerSettingDataIndex\\" + $current_plan_id
$current_plan_settings_data_idx = ($settings_data_idx | Where-Object InstanceID -Match $str)

$output=@()

$current_plan_settings_data_idx | ForEach-Object {
    $match_groups = ($_.InstanceID | Select-String -Pattern "([A|D]C)\\({[0-z\\-]*})" -AllMatches).Matches.Groups
    $setting_item = $settings | Where-Object InstanceID -Match $match_groups[2].Value

    $in_subgroup_item = $in_subgroup | Where-Object PartComponent -Match $match_groups[2].Value
    $subgroup_match_groups = ($in_subgroup_item.GroupComponent | Select-String -Pattern "({[0-z\\-]*})" -AllMatches).Matches.Groups
    if ($subgroup_match_groups -ne $null) {
        $subgroup_item = $subgroup | Where-Object InstanceID -Match $subgroup_match_groups[1].Value
    }else {
        $subgroup_item = $null
    }
    
    $value_elem_name = $possible_value | Where-Object InstanceID -Match $match_groups[2].Value | Where-Object SettingIndex -EQ $_.SettingIndexValue
    $r = $range_data | Where-Object InstanceID -Match $match_groups[2].Value

    $o = New-Object psobject |
        Add-Member -Name ID -MemberType NoteProperty -Value $match_groups[0].value -PassThru |
        Add-Member -Name SubgroupElementName -MemberType NoteProperty -Value $subgroup_item.ElementName -PassThru |
        Add-Member -Name SubgroupDescription -MemberType NoteProperty -Value $subgroup_item.Description -PassThru |
        Add-Member -Name ElementName -MemberType NoteProperty -Value $setting_item.ElementName -PassThru |
        Add-Member -Name Description -MemberType NoteProperty -Value $setting_item.Description -PassThru |
        Add-Member -Name SettingIndexValue -MemberType NoteProperty -Value $_.SettingIndexValue -PassThru
    if ($r -ne $null) {
        Add-Member -inputobject $o -Name RangeDescription -MemberType NoteProperty -Value $r[0].Description
        $valmin = $r | Where-Object ElementName -eq "ValueMin"
        if ($valmin -ne $null) {
            Add-Member -inputobject $o -Name ValueMin -MemberType NoteProperty -Value $valmin.SettingValue
        }
        $valmax = $r | Where-Object ElementName -eq "ValueMax"
        if ($valmax -ne $null) {
            Add-Member -inputobject $o -Name ValueMax -MemberType NoteProperty -Value $valmax.SettingValue
        }
    }
    Add-Member -inputobject $o -Name ValueElementName -MemberType NoteProperty -Value $value_elem_name.ElementName
    $output += $o
}
# $output | out-gridview