chocolateyInstall.ps1

#NOTE: Please remove any commented lines to tidy up prior to releasing the package, including this one
# REMOVE ANYTHING BELOW THAT IS NOT NEEDED
$ErrorActionPreference = 'Stop'; # stop on all errors

$packageName= '[[PackageName]]' # arbitrary name for the package, used in messages
$toolsDir   = "$(Split-Path -parent $MyInvocation.MyCommand.Definition)"
$url        = '[[Url]]' # download url
$url64      = '[[Url64]]' # 64bit URL here or remove - if installer is both, use $url
$packageArgs = @{
  packageName   = $packageName
  unzipLocation = $toolsDir
  fileType      = '[[InstallerType]]' #only one of these: exe, msi, msu
  url           = $url
  url64bit      = $url64
  #MSI
  silentArgs    = "/qn /norestart /l*v `"$env:TEMP\chocolatey\$($packageName)\$($packageName).MsiInstall.log`"" # ALLUSERS=1 DISABLEDESKTOPSHORTCUT=1 ADDDESKTOPICON=0 ADDSTARTMENU=0
  validExitCodes= @(0, 3010, 1641)
  #OTHERS
  #silentArgs   ='[[SilentArgs]]' # /s /S /q /Q /quiet /silent /SILENT /VERYSILENT -s - try any of these to get the silent installer
  #validExitCodes= @(0) #please insert other valid exit codes here
  # optional, highly recommended
  softwareName  = '[[PackageName]]*' #part or all of the Display Name as you see it in Programs and Features. It should be enough to be unique
  checksum      = '[[Checksum]]'
  checksumType  = '[[ChecksumType]]' #default is md5, can also be sha1
  checksum64    = '[[Checksum64]]'
  checksumType64= '[[ChecksumType64]]' #default is checksumType
}
Install-ChocolateyPackage @packageArgs
#Install-ChocolateyZipPackage @packageArgs
## Main helper functions - these have error handling tucked into them already
## see https://github.com/chocolatey/choco/wiki/HelpersReference
## Install an application, will assert administrative rights
## add additional optional arguments as necessary
##Install-ChocolateyPackage $packageName $fileType $silentArgs $url [$url64 -validExitCodes $validExitCodes -checksum $checksum -checksumType $checksumType -checksum64 $checksum64 -checksumType64 $checksumType64]
## Download and unpack a zip file
##Install-ChocolateyZipPackage $packageName $url $toolsDir [$url64 -checksum $checksum -checksumType $checksumType -checksum64 $checksum64 -checksumType64 $checksumType64]
## Install Visual Studio Package
#Install-ChocolateyVsixPackage $packageName $url [$vsVersion] [-checksum $checksum -checksumType $checksumType]
#Install-ChocolateyVsixPackage @packageArgs
# see the full list at https://github.com/chocolatey/choco/wiki/HelpersReference
# downloader that the main helpers use to download items
# if removing $url64, please remove from here
#Get-ChocolateyWebFile $packageName 'DOWNLOAD_TO_FILE_FULL_PATH' $url $url64
# installer, will assert administrative rights - used by Install-ChocolateyPackage
# use this for embedding installers in the package when not going to community feed or when you have distribution rights
#Install-ChocolateyInstallPackage $packageName $fileType $silentArgs '_FULLFILEPATH_' -validExitCodes $validExitCodes
# unzips a file to the specified location - auto overwrites existing content
#Get-ChocolateyUnzip "FULL_LOCATION_TO_ZIP.zip" $toolsDir
# Runs processes asserting UAC, will assert administrative rights - used by Install-ChocolateyInstallPackage
#Start-ChocolateyProcessAsAdmin 'STATEMENTS_TO_RUN' 'Optional_Application_If_Not_PowerShell' -validExitCodes $validExitCodes
# add specific folders to the path - any executables found in the chocolatey package folder will already be on the path. This is used in addition to that or for cases when a native installer doesn't add things to the path.
#Install-ChocolateyPath 'LOCATION_TO_ADD_TO_PATH' 'User_OR_Machine' # Machine will assert administrative rights
# add specific files as shortcuts to the desktop
#$target = Join-Path $toolsDir "$($packageName).exe"
# Install-ChocolateyShortcut -shortcutFilePath "<path>" -targetPath "<path>" [-workDirectory "C:\" -arguments "C:\test.txt" -iconLocation "C:\test.ico" -description "This is the description"]

# outputs the bitness of the OS (either "32" or "64")
#$osBitness = Get-ProcessorBits

#Install-ChocolateyEnvironmentVariable -variableName "SOMEVAR" -variableValue "value" [-variableType = 'Machine' #Defaults to 'User']

#Install-ChocolateyFileAssociation 
#Install-BinFile ## only use this for non-exe files - chocolatey will automatically pick up the exe files and shim them automatically
## https://github.com/chocolatey/choco/wiki/CreatePackages#how-do-i-exclude-executables-from-getting-batch-redirects

##PORTABLE EXAMPLE
#$toolsDir = "$(Split-Path -parent $MyInvocation.MyCommand.Definition)"
# despite the name "Install-ChocolateyZipPackage" this also works with 7z archives
#Install-ChocolateyZipPackage $packageName $url $toolsDir $url64
## END PORTABLE EXAMPLE

## [DEPRECATING] PORTABLE EXAMPLE
#$binRoot = Get-BinRoot
#$installDir = Join-Path $binRoot "$packageName"
#Write-Host "Adding `'$installDir`' to the path and the current shell path"
#Install-ChocolateyPath "$installDir"
#$env:Path = "$($env:Path);$installDir"

# if removing $url64, please remove from here
# despite the name "Install-ChocolateyZipPackage" this also works with 7z archives
#Install-ChocolateyZipPackage "$packageName" "$url" "$installDir" "$url64"
## END PORTABLE EXAMPLE

chocolateyUninstall.ps1

#NOTE: Please remove any commented lines to tidy up prior to releasing the package, including this one
# REMOVE ANYTHING BELOW THAT IS NOT NEEDED
# If this is an MSI, cleaning up comments is all you need.
# If this is an exe, change installerType and silentArgs
# Auto Uninstaller should be able to detect and handle registry uninstalls (if it is turned on, it is in preview for 0.9.9).
$ErrorActionPreference = 'Stop'; # stop on all errors
$packageName = '[[PackageName]]'
$softwareName = '[[PackageName]]*' #part or all of the Display Name as you see it in Programs and Features. It should be enough to be unique
$installerType = 'MSI' 
#$installerType = 'EXE' 
$silentArgs = '/qn /norestart'
# https://msdn.microsoft.com/en-us/library/aa376931(v=vs.85).aspx
$validExitCodes = @(0, 3010, 1605, 1614, 1641)
if ($installerType -ne 'MSI') {
  # The below is somewhat naive and built for EXE installers
  $silentArgs = '/S' # /s /S /q /Q /quiet /silent /SILENT /VERYSILENT -s - try any of these to get the silent installer
  $validExitCodes = @(0)
}
$uninstalled = $false
$local_key     = 'HKCU:\Software\Microsoft\Windows\CurrentVersion\Uninstall\*'
$machine_key   = 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\*'
$machine_key6432 = 'HKLM:\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\*'
Get-ItemProperty  -Path @($machine_key6432,$machine_key, $local_key) `
                  -ErrorAction SilentlyContinue `
  | ? { $_.DisplayName -like "$softwareName" } `
  | Select -First 1 `
  | % { 
        $file = "$($_.UninstallString)"
     
        if ($installerType -eq 'MSI') {
        # The Product Code GUID is all that should be passed for MSI, and very 
        # FIRST, because it comes directly after /x, which is already set in the 
        # Uninstall-ChocolateyPackage msiargs (facepalm).
        $silentArgs = "$($_.PSChildName) $silentArgs"
        
        # Don't pass anything for file, it is ignored for msi (facepalm number 2) 
        # Alternatively if you need to pass a path to an msi, determine that and 
        # use it instead of the above in silentArgs, still very first
        $file = ''
        }      
        Uninstall-ChocolateyPackage -PackageName $packageName `
                                    -FileType $installerType `
                                    -SilentArgs "$silentArgs" `
                                    -ValidExitCodes $validExitCodes `
                                    -File "$file"
        $uninstalled = $true
      }
if (!($uninstalled)) {
    Write-Warning "$packageName has already been uninstalled by other means."
}
## OTHER HELPERS
## https://github.com/chocolatey/choco/wiki/HelpersReference
#Uninstall-ChocolateyZipPackage
#Uninstall-BinFile # Only needed if you added one in the installer script, choco will remove the ones it added automatically.
#remove any shortcuts you added

Second revision for the one that went into 0.9.9.7. 3rd revision is going into 0.9.9.9