GPOZaurr/Private/Get-XMLNestedRegistry.ps1

function Get-XMLNestedRegistry {
    <#
    .SYNOPSIS
    Retrieves registry settings from XML data and formats them for output.

    .DESCRIPTION
    This function retrieves registry settings from XML data and formats them for output. It can either provide a limited set of information or the full details of each registry setting.

    .PARAMETER GPO
    The Group Policy Object (GPO) associated with the registry settings.

    .PARAMETER DataSet
    An array of XML elements containing the registry settings.

    .PARAMETER Collection
    The name of the collection of registry settings.

    .PARAMETER Limited
    Indicates whether to provide limited information about each registry setting.

    .EXAMPLE
    Get-XMLNestedRegistry -GPO $GPO -DataSet $DataSet -Collection "SoftwareSettings" -Limited
    Retrieves limited information about the registry settings in the "SoftwareSettings" collection.

    .EXAMPLE
    Get-XMLNestedRegistry -GPO $GPO -DataSet $DataSet -Collection "WindowsSettings"
    Retrieves full details of the registry settings in the "WindowsSettings" collection.

    #>
    [cmdletBinding()]
    param(
        [PSCustomObject] $GPO,
        [System.Xml.XmlElement[]] $DataSet,
        [string] $Collection,
        [switch] $Limited
    )
    if ($DataSet.Properties) {
        $Registry = $DataSet
        foreach ($Registry in $DataSet) {
            if ($Registry.Properties) {
                if ($Limited) {
                    [PSCustomObject] @{
                        Collection      = $Collection
                        Description     = $Registry.descr
                        Changed         = try { [DateTime] $Registry.changed } catch { $Registry.changed };
                        Disabled        = if ($Registry.disabled -eq '1') { $true } else { $false };
                        GPOSettingOrder = [int] $Registry.GPOSettingOrder
                        Action          = $Script:Actions[$Registry.Properties.action]
                        DisplayDecimal  = if ($Registry.Properties.displayDecimal -eq '1') { $true } else { $false };
                        Default         = if ($Registry.Properties.default -eq '1') { $true } else { $false };
                        Hive            = $Registry.Properties.hive #: HKEY_LOCAL_MACHINE
                        Key             = $Registry.Properties.key  #: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
                        Name            = $Registry.Properties.name #: AutoAdminLogon
                        Type            = $Registry.Properties.type #: REG_SZ
                        Value           = $Registry.Properties.value #
                        Filters         = $Registry.Filters
                        BypassErrors    = if ($Registry.bypassErrors -eq '1') { $true } else { $false };
                    }
                } else {
                    $CreateGPO = [ordered]@{
                        DisplayName     = $GPO.DisplayName
                        DomainName      = $GPO.DomainName
                        GUID            = $GPO.GUID
                        GpoType         = $GPO.GpoType
                        #GpoCategory = $GPOEntry.GpoCategory
                        #GpoSettings = $GPOEntry.GpoSettings
                        Collection      = $Collection
                        Description     = $Registry.descr
                        Changed         = try { [DateTime] $Registry.changed } catch { $Registry.changed };
                        Disabled        = if ($Registry.disabled -eq '1') { $true } else { $false };
                        GPOSettingOrder = [int] $Registry.GPOSettingOrder
                        Action          = $Script:Actions[$Registry.Properties.action]
                        DisplayDecimal  = if ($Registry.Properties.displayDecimal -eq '1') { $true } else { $false };
                        Default         = if ($Registry.Properties.default -eq '1') { $true } else { $false };
                        Hive            = $Registry.Properties.hive #: HKEY_LOCAL_MACHINE
                        Key             = $Registry.Properties.key  #: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
                        Name            = $Registry.Properties.name #: AutoAdminLogon
                        Type            = $Registry.Properties.type #: REG_SZ
                        Value           = $Registry.Properties.value #
                        Filters         = $Registry.Filters
                        BypassErrors    = if ($Registry.bypassErrors -eq '1') { $true } else { $false };
                    }
                    $CreateGPO['Linked'] = $GPO.Linked
                    $CreateGPO['LinksCount'] = $GPO.LinksCount
                    $CreateGPO['Links'] = $GPO.Links
                    [PSCustomObject] $CreateGPO
                }
            }
        }
    }
    foreach ($Name in @('Registry', 'Collection')) {
        foreach ($Registry in $DataSet.$Name) {
            if ($Registry.Properties) {
                if ($Limited) {
                    [PSCustomObject] @{
                        Collection      = $Collection
                        Description     = $Registry.descr
                        Changed         = try { [DateTime] $Registry.changed } catch { $Registry.changed };
                        Disabled        = if ($Registry.disabled -eq '1') { $true } else { $false };
                        GPOSettingOrder = [int] $Registry.GPOSettingOrder
                        Action          = $Script:Actions[$Registry.Properties.action]
                        DisplayDecimal  = if ($Registry.Properties.displayDecimal -eq '1') { $true } else { $false };
                        Default         = if ($Registry.Properties.default -eq '1') { $true } else { $false };
                        Hive            = $Registry.Properties.hive #: HKEY_LOCAL_MACHINE
                        Key             = $Registry.Properties.key  #: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
                        Name            = $Registry.Properties.name #: AutoAdminLogon
                        Type            = $Registry.Properties.type #: REG_SZ
                        Value           = $Registry.Properties.value #
                        Filters         = $Registry.Filters
                        BypassErrors    = if ($Registry.bypassErrors -eq '1') { $true } else { $false };
                    }
                } else {
                    $CreateGPO = [ordered]@{
                        DisplayName     = $GPO.DisplayName
                        DomainName      = $GPO.DomainName
                        GUID            = $GPO.GUID
                        GpoType         = $GPO.GpoType
                        #GpoCategory = $GPOEntry.GpoCategory
                        #GpoSettings = $GPOEntry.GpoSettings
                        Collection      = $Collection
                        Description     = $Registry.descr
                        Changed         = try { [DateTime] $Registry.changed } catch { $Registry.changed };
                        Disabled        = if ($Registry.disabled -eq '1') { $true } else { $false };
                        GPOSettingOrder = [int] $Registry.GPOSettingOrder
                        Action          = $Script:Actions[$Registry.Properties.action]
                        DisplayDecimal  = if ($Registry.Properties.displayDecimal -eq '1') { $true } else { $false }; ;
                        Default         = if ($Registry.Properties.default -eq '1') { $true } else { $false };
                        Hive            = $Registry.Properties.hive #: HKEY_LOCAL_MACHINE
                        Key             = $Registry.Properties.key  #: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
                        Name            = $Registry.Properties.name #: AutoAdminLogon
                        Type            = $Registry.Properties.type #: REG_SZ
                        Value           = $Registry.Properties.value #
                        Filters         = $Registry.Filters
                        BypassErrors    = if ($Registry.bypassErrors -eq '1') { $true } else { $false };
                    }
                    $CreateGPO['Linked'] = $GPO.Linked
                    $CreateGPO['LinksCount'] = $GPO.LinksCount
                    $CreateGPO['Links'] = $GPO.Links
                    [PSCustomObject] $CreateGPO
                }
            } else {
                if ($Registry.Registry) {
                    #if ($Registry.Name.Count -gt 1) {
                    #Write-Verbose "Registry Name count more than 1"
                    #}
                    $TempCollection = $Collection
                    if ($Collection) {
                        $Collection = "$Collection/$($Registry.name)"
                    } else {
                        $Collection = $Registry.name
                    }
                    Get-XMLNestedRegistry -GPO $GPO -DataSet $Registry.Registry -Collection $Collection
                    $Collection = $TempCollection
                }
                if ($Registry.Collection) {
                    $TempCollection = $Collection
                    #if ($Registry.Collection.Count -gt 1) {
                    # Write-Verbose "Registry collection count more than 1"
                    #}
                    foreach ($MyCollection in $Registry.Collection) {
                        if ($Collection) {
                            #Write-Verbose "Collection1: $Collection - $($Registry.name) - $($MyCollection.name) - $($($MyCollection.name).Count)"
                            $Collection = "$Collection/$($Registry.name)/$($MyCollection.name)"
                            #Write-Verbose "Collection2: $Collection"
                        } else {
                            #Write-Verbose "Collection3: $Collection - $($Registry.name) - $($MyCollection.name)"
                            $Collection = "$($Registry.name)/$($MyCollection.name)"
                            #Write-Verbose "Collection4: $Collection"
                        }

                        Get-XMLNestedRegistry -GPO $GPO -DataSet $MyCollection -Collection $Collection
                        $Collection = $TempCollection
                    }
                }
            }
        }

    }
}