#MIT License
#
#Copyright (c) 2017 Rui Lopes
#
#Permission is hereby granted, free of charge, to any person obtaining a copy
#of this software and associated documentation files (the "Software"), to deal
#in the Software without restriction, including without limitation the rights
#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#copies of the Software, and to permit persons to whom the Software is
#furnished to do so, subject to the following conditions:
#
#The above copyright notice and this permission notice shall be included in all
#copies or substantial portions of the Software.
#
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
#SOFTWARE.

Set-StrictMode -Version Latest
$ProgressPreference = 'SilentlyContinue'
$ErrorActionPreference = 'Stop'
trap {
    #Write-Host
    #Write-Host 'whoami from autounattend:'
    #Get-Content C:\whoami-autounattend.txt | ForEach-Object { Write-Host "whoami from autounattend: $_" }
    #Write-Host 'whoami from current WinRM session:'
    #whoami /all >C:\whoami-winrm.txt
    #Get-Content C:\whoami-winrm.txt | ForEach-Object { Write-Host "whoami from winrm: $_" }
    Write-Host
    Write-Host "ERROR: $_"
    ($_.ScriptStackTrace -split '\r?\n') -replace '^(.*)$','ERROR: $1' | Write-Host
    ($_.Exception.ToString() -split '\r?\n') -replace '^(.*)$','ERROR EXCEPTION: $1' | Write-Host
    Write-Host
    Write-Host 'Sleeping for 60m to give you time to look around the virtual machine before self-destruction...'
    Start-Sleep -Seconds (60*60)
    Exit 1
}

# enable TLS 1.2.
[Net.ServicePointManager]::SecurityProtocol = [Net.ServicePointManager]::SecurityProtocol `
    -bor [Net.SecurityProtocolType]::Tls12

if (![Environment]::Is64BitProcess) {
    throw 'this must run in a 64-bit PowerShell session'
}

if (!(New-Object System.Security.Principal.WindowsPrincipal(
    [Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole(
        [Security.Principal.WindowsBuiltInRole]::Administrator)) {
    throw 'this must run with Administrator privileges (e.g. in a elevated shell session)'
}

Add-Type -A System.IO.Compression.FileSystem

# install Guest Additions.
$systemVendor = (Get-CimInstance -ClassName Win32_ComputerSystemProduct -Property Vendor).Vendor
if ($systemVendor -eq 'QEMU') {
    $guestToolsPath = "e:\drivers\virtio-win-guest-tools.exe"
    $guestTools = "$env:TEMP\$(Split-Path -Leaf $guestToolsPath)"
    $guestToolsLog = "$guestTools.log"
    Write-Host 'Installing the guest tools...'
    &$guestTools /install /norestart /quiet /log $guestToolsLog | Out-String -Stream
    if ($LASTEXITCODE) {
        throw "failed to install guest tools with exit code $LASTEXITCODE"
    }
    Write-Host "Done installing the guest tools."
} elseif ($systemVendor -eq 'innotek GmbH') {
    Write-Host 'Importing the Oracle (for VirtualBox) certificate as a Trusted Publisher...'
    E:\cert\VBoxCertUtil.exe add-trusted-publisher E:\cert\vbox-sha1.cer
    if ($LASTEXITCODE) {
        throw "failed to import certificate with exit code $LASTEXITCODE"
    }

    Write-Host 'Installing the VirtualBox Guest Additions...'
    E:\VBoxWindowsAdditions-amd64.exe /S | Out-String -Stream
    if ($LASTEXITCODE) {
        throw "failed to install with exit code $LASTEXITCODE. Check the logs at C:\Program Files\Oracle\VirtualBox Guest Additions\install.log."
    }
} elseif ($systemVendor -eq 'Microsoft Corporation') {
    # do nothing. Hyper-V enlightments are already bundled with Windows.
} elseif ($systemVendor -eq 'VMware, Inc.') {
    Write-Output 'Installing VMware Tools...'
    # silent install without rebooting.
    E:\setup64.exe /s /v '/qn reboot=r'| Out-String -Stream
} elseif ($systemVendor -eq 'Parallels Software International Inc.') {
    Write-Host 'Installing the Parallels Tools for Guest VM...'
    E:\PTAgent.exe /install_silent | Out-String -Stream
    if ($LASTEXITCODE) {
        throw "failed to install with exit code $LASTEXITCODE. Check the logs at C:\Program Files\Oracle\VirtualBox Guest Additions\install.log."
    }
} else {
    Write-Host "Cannot install Guest Additions: Unsupported system ($systemVendor)."
}

Write-Host 'Setting the vagrant account properties...'
# see the ADS_USER_FLAG_ENUM enumeration at https://msdn.microsoft.com/en-us/library/aa772300(v=vs.85).aspx
$AdsScript              = 0x00001
$AdsAccountDisable      = 0x00002
$AdsNormalAccount       = 0x00200
$AdsDontExpirePassword  = 0x10000
$account = [ADSI]'WinNT://./vagrant'
$account.Userflags = $AdsNormalAccount -bor $AdsDontExpirePassword
$account.SetInfo()

Write-Host 'Setting the Administrator account properties...'
$account = [ADSI]'WinNT://./Administrator'
$account.Userflags = $AdsNormalAccount -bor $AdsDontExpirePassword -bor $AdsAccountDisable
$account.SetInfo()

Write-Host 'Disabling Automatic Private IP Addressing (APIPA)...'
Set-ItemProperty `
    -Path 'HKLM:\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters' `
    -Name IPAutoconfigurationEnabled `
    -Value 0

Write-Host 'Disabling IPv6...'
Set-ItemProperty `
    -Path 'HKLM:\SYSTEM\CurrentControlSet\Services\Tcpip6\Parameters' `
    -Name DisabledComponents `
    -Value 0xff

Write-Host 'Disabling hibernation...'
powercfg /hibernate off

Write-Host 'Setting the power plan to high performance...'
powercfg /setactive 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c

Write-Host 'Disabling the Windows Boot Manager menu...'
# NB to have the menu show with a lower timeout, run this instead: bcdedit /timeout 2
#    NB with a timeout of 2 you can still press F8 to show the boot manager menu.
bcdedit /set '{bootmgr}' displaybootmenu no