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download or update vs 2017 offline packages
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| Param( | |
| [string]$OfflineDir = ".\vs2017offline" | |
| ) | |
| Set-Location $PSScriptRoot | |
| $installerDir = ".\.vs2017.installer" | |
| $installer = "$installerDir\vs_enterprise.exe" | |
| # download installer | |
| if (!(Test-Path $installer)) { | |
| New-Item -Path $installerDir -ItemType Directory -Force | |
| Invoke-WebRequest "https://aka.ms/vs/15/release/vs_enterprise.exe" -OutFile $installer | |
| } | |
| if (!(Test-Path $offlineDir)) { | |
| New-Item -path $offlineDir -ItemType Directory -Force | |
| } | |
| # start installer | |
| Start-Process $installer -ArgumentList @("--layout $offlineDir", '--all', '--lang en-US') -Wait | |
| # cleanup expired packages | |
| start-job -ArgumentList @($PSScriptRoot, $OfflineDir) -ScriptBlock { | |
| param($Root, $OfflineDir) | |
| $OfflineDir = [System.IO.Path]::Combine($Root, $OfflineDir) | |
| Write-Host Offline files are in $OfflineDir | |
| $source = @" | |
| using System; | |
| using System.IO; | |
| using System.Linq; | |
| public class DuplicationRemover { | |
| public static void Remove(string offlineDir) { | |
| var dirs = Directory.GetDirectories(offlineDir); | |
| var info = | |
| from path in dirs | |
| let dir = Path.GetFileName(path) | |
| let parts = dir.Split(new [] {','}, StringSplitOptions.RemoveEmptyEntries) | |
| where parts.Length > 1 | |
| let name = parts[0] | |
| let version = parts.FirstOrDefault(p => p.StartsWith("version=")) | |
| let chip = parts.FirstOrDefault(p => p.StartsWith("chip=")) | |
| let language = parts.FirstOrDefault(p => p.StartsWith("language=")) | |
| where version != null | |
| select new { name, version, chip, language, parts, path, }; | |
| var r = | |
| from i1 in info | |
| from i2 in info | |
| where | |
| i1.name == i2.name | |
| && i1.chip == i2.chip | |
| && i1.language == i2.language | |
| && i1.version.CompareTo(i2.version) > 0 | |
| select new { new_path = i1.path, old_path = i2.path }; | |
| foreach(var dir in r) { | |
| Directory.Delete(dir.old_path, true); | |
| } | |
| } | |
| } | |
| "@ | |
| Add-Type -TypeDefinition $source -ReferencedAssemblies ("System", "System.Core") -Language CSharp | |
| [DuplicationRemover]::Remove($OfflineDir) | |
| } | Receive-Job -Wait -AutoRemoveJob |
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