###################################################
# Replace-AllUsersLayoutModification.xml.ps1
# Author(s): Sean Huggans
$ScriptVersion = "23.2.6.1"
###################################################
# Variables
######################################
$LogFile = "Replace-LayoutModification.log"
$LogDir = "C:\Windows\Sanford Health\Custom\LayoutModificationUpdate"
$LogPath = "$($LogDir)\$($LogFile)"
 
###################################################
# Functions
######################################
 
function Log-Action ($Message, $StampDateTime, $WriteHost)
{
    ################################
    # Function Version 19.5.11.4
    # Function by Sean Huggans
    ################################
 
	New-Item -ItemType directory -Path $LogDir -Confirm:$false -Force | out-null
    if (($StampDateTime -eq $false) -or ($StampDateTime -eq "no")) {
        $Message | Out-File $LogPath -Append
    } else {
	    "[ $(get-date -Format 'yyyy.MM.dd HH:mm:ss') ] $($Message)" | Out-File $LogPath -Append
    }
    if ($WriteHost -eq $true) {
        Write-Host $Message
    }
}
 
###################################################
# Execution Logic
######################################
Log-Action -Message "Beginning LayoutModification.xml update..."
foreach ($UserDir in $(Get-ChildItem -Path "C:\Users" -Force |Where-Object {(($_.Mode -like "d-*") -and (($_.Name -notlike "Default*") -or ($_.Name -eq "Default")) -and ($_.Name -notlike "ADMINI*") -and ($_.Name -ne "ALL USERS") -and ($_.Name -ne "log") -and ($_.Name -ne "ProfileSetup") -and ($_.Name -ne "Public"))})) {
    Log-Action -Message "Found user directory ""$($UserDir.Name)"":"
    # Make shell dir if not exist
    if (!(Test-Path -path "$($UserDir.FullName)\AppData\Local\Microsoft\Windows\Shell" -PathType Container)) {
        New-Item -ItemType directory -Path "$($UserDir.FullName)\AppData\Local\Microsoft\Windows\Shell" -Force
        Log-Action -Message " - Created ""\AppData\Local\Microsoft\Windows\Shell"" directory (was not present)"
    }
    Try {
        if ($CurrentLayoutModificationXMLFile = Get-Item -Path "$($UserDir.FullName)\AppData\Local\Microsoft\Windows\Shell\LayoutModification.xml" -ErrorAction Stop) {
            if ($CurrentLayoutModificationXMLFile.LastWriteTime -lt $(Get-Date -Date "02/02/2023 00:00:00")) {
                # If the layoutmodification xml is older than the one in this package, replace it with the one in this package
                Try {
                    Copy-Item -Path "$($PSScriptRoot)\LayoutModification.xml" -Destination "$($UserDir.FullName)\AppData\Local\Microsoft\Windows\Shell\LayoutModification.xml" -force
                    Log-Action -Message " - File is older than packaged XML, Successfully updated LayoutModification.xml with the one from this package."
                } catch {
                    Log-Action -Message " - Error replacing ""$($UserDir.FullName)\AppData\Local\Microsoft\Windows\Shell\LayoutModification.xml""!"
                }
            } else {
                # Leave newer file alone
                Log-Action -Message " - ""$($UserDir.FullName)\AppData\Local\Microsoft\Windows\Shell\LayoutModification.xml"" is newer than the packaged XML file, skipping!"
            }
        } else {
            # Plant new XML file
            Try {
                Copy-Item -Path "$($PSScriptRoot)\LayoutModification.xml" -Destination "$($UserDir.FullName)\AppData\Local\Microsoft\Windows\Shell\LayoutModification.xml" -force
                Log-Action -Message " - XML not found, Successfully placed LayoutModification.xml with the one from this package (scenario A)."
            } catch {
                Log-Action -Message " - Error replacing ""$($UserDir.FullName)\AppData\Local\Microsoft\Windows\Shell\LayoutModification.xml""!"
            }
        }
    } catch {
        # Plant new XML file
        Try {
            Copy-Item -Path "$($PSScriptRoot)\LayoutModification.xml" -Destination "$($UserDir.FullName)\AppData\Local\Microsoft\Windows\Shell\LayoutModification.xml" -force
            Log-Action -Message " - XML not found, Successfully placed LayoutModification.xml with the one from this package (scenario B)."
        } catch {
            Log-Action -Message " - Error replacing ""$($UserDir.FullName)\AppData\Local\Microsoft\Windows\Shell\LayoutModification.xml""!"
        }
    }
}
Log-Action -Message "Finished LayoutModification.xml update."