chromium win64 updater

chromium-updater.ps1

param(
   [string]$InstallDir = "drive:\path\to\folder\chrome-win32",
   [switch]$Verbose = $false
)
$rootDir = $InstallDir
$latest = Invoke-WebRequest -Uri "https://www.googleapis.com/storage/v1/b/chromium-browser-snapshots/o/Win_x64%2FLAST_CHANGE" -Verbose:$Verbose
$data = ConvertFrom-Json -InputObject $latest.Content
$build = $data.metadata.'cr-commit-position-number'

Write-Host Latest is $build, looking for your version...
$manifest = gci $rootDir\*.build-number | select BaseName
$update = $TRUE

if($manifest){
    Write-Host Found yours, $manifest.BaseName
    #$update = $manifest -lt $build.BaseName
}

Write-Host Update: $update
if($update -eq $FALSE) {return;}

$tempFile = "{0}/chrome-{1}.zip" -f $env:TEMP, $build
$ProgressPreference = 'SilentlyContinue'
invoke-webrequest -uri "https://www.googleapis.com/download/storage/v1/b/chromium-browser-snapshots/o/Win_x64%2F$build%2Fchrome-win32.zip?alt=media" -OutFile $tempFile -Verbose:$Verbose
$ProgressPreference = 'Continue'

Write-Host Downloaded, expanding to $rootDir\..
Remove-Item -Path $rootDir\* -Recurse -Exclude *.build-number -Force -Verbose:$Verbose
Expand-Archive -Path $tempFile -DestinationPath $rootDir\.. -Force -Verbose:$Verbose
Remove-Item -Path $rootDir\*.build-number -Force
New-Item -Path $rootDir\$build.build-number -Force
Remove-Item -Path $tempFile -Force