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chocolatey-visualstudio.extension: update VS 2017 installer before ea…
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chocolatey-visualstudio.extension/extensions/Get-VSBootstrapperUrlFromChannelManifest.ps1
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,181 @@ | ||
| function Get-VSBootstrapperUrlFromChannelManifest | ||
| { | ||
| [CmdletBinding()] | ||
| param( | ||
| [Parameter(Mandatory = $true)] [hashtable] $PackageParameters, | ||
| [PSObject] $ProductReference | ||
| ) | ||
| Write-Debug 'Trying to obtain vs_Setup.exe URL from the channel manifest' | ||
|
|
||
| $manifestUri = $null | ||
| # first, see if the caller provided the manifest uri via package parameters | ||
| Write-Debug 'Checking if the channel manifest URI has been provided' | ||
| if ($PackageParameters.ContainsKey('installChannelUri') -and -not [string]::IsNullOrEmpty($PackageParameters['installChannelUri'])) | ||
| { | ||
| $manifestUri = $PackageParameters['installChannelUri'] | ||
| Write-Debug "Using channel manifest URI from the 'installChannelUri' package parameter: '$manifestUri'" | ||
| } | ||
| else | ||
| { | ||
| Write-Debug "Package parameters do not contain 'installChannelUri' or it is empty" | ||
| if ($PackageParameters.ContainsKey('channelUri') -and -not [string]::IsNullOrEmpty($PackageParameters['channelUri'])) | ||
| { | ||
| $manifestUri = $PackageParameters['channelUri'] | ||
| Write-Debug "Using channel manifest URI from the 'channelUri' package parameter: '$manifestUri'" | ||
| } | ||
| else | ||
| { | ||
| Write-Debug "Package parameters do not contain 'channelUri' or it is empty" | ||
| } | ||
| } | ||
|
|
||
| if ($manifestUri -eq $null) | ||
| { | ||
| # second, try to compute the uri from the channel id | ||
| Write-Debug 'Checking if the channel id has been provided' | ||
| $channelId = $null | ||
| if ($PackageParameters.ContainsKey('channelId') -and -not [string]::IsNullOrEmpty($PackageParameters['channelId'])) | ||
| { | ||
| $channelId = $PackageParameters['channelId'] | ||
| Write-Debug "Using channel id from the 'channelId' package parameter: '$channelId'" | ||
| } | ||
| else | ||
| { | ||
| Write-Debug "Package parameters do not contain 'channelId' or it is empty" | ||
| if ($ProductReference -ne $null) | ||
| { | ||
| $channelId = $ProductReference.ChannelId | ||
| Write-Debug "Using channel id from the provided ProductReference: '$channelId'" | ||
| } | ||
| else | ||
| { | ||
| Write-Debug "ProductReference has not been provided; channel id is not known" | ||
| } | ||
| } | ||
| if ($channelId -ne $null) | ||
| { | ||
| $success = $channelId -match '^VisualStudio\.(?<version>\d+)\.(?<kind>\w+)$' # VisualStudio.15.Release | ||
| if ($success) | ||
| { | ||
| $manifestUri = 'https://aka.ms/vs/{0}/{1}/channel' -f $Matches['version'], $Matches['kind'].ToLowerInvariant() | ||
| Write-Debug "Using channel manifest URI computed from the channel id: '$manifestUri'" | ||
| } | ||
| else | ||
| { | ||
| Write-Debug "Channel id '$channelId' does not match the expected pattern and cannot be used to compute the channel manifest URI" | ||
| } | ||
| } | ||
| } | ||
|
|
||
| if ($manifestUri -eq $null) | ||
| { | ||
| # finally, fall back to hardcoded | ||
| $manifestUri = 'https://aka.ms/vs/15/release/channel' | ||
| Write-Debug "Fallback: using hardcoded channel manifest URI: '$manifestUri'" | ||
| } | ||
|
|
||
| $chocTempDir = $env:TEMP | ||
| $tempDir = Join-Path $chocTempDir 'chocolatey-visualstudio.extension' | ||
| if (![System.IO.Directory]::Exists($tempDir)) { [System.IO.Directory]::CreateDirectory($tempDir) | Out-Null } | ||
|
|
||
| $localFileName = '{0}.chman' -f $manifestUri.GetHashCode() | ||
| $localFilePath = Join-Path $tempDir $localFileName | ||
|
|
||
| Write-Verbose "Downloading the channel manifest" | ||
| $arguments = @{ | ||
| packageName = 'channel manifest' | ||
| fileFullPath = $localFilePath | ||
| url = $manifestUri | ||
| url64 = $manifestUri | ||
| } | ||
| Set-StrictMode -Off | ||
| Get-ChocolateyWebFile @arguments | Out-Null | ||
| Set-StrictMode -Version 2 | ||
|
|
||
| Write-Verbose "Reading the channel manifest" | ||
| $manifestContent = [System.IO.File]::ReadAllText($localFilePath) | ||
|
|
||
| # VS 2017 requires Windows 7 or later, so .NET 3.5 or later is guaranteed, therefore we can use System.Web.Extensions | ||
| [System.Reflection.Assembly]::LoadWithPartialName("System.Web.Extensions") | Out-Null | ||
| $serializer = New-Object -TypeName 'System.Web.Script.Serialization.JavaScriptSerializer' | ||
| $manifest = $serializer.DeserializeObject($manifestContent) | ||
|
|
||
| $url = $null | ||
| $checksum = $null | ||
| $checksumType = $null | ||
| if ($manifest -is [Collections.IDictionary] -and $manifest.ContainsKey('channelItems')) | ||
| { | ||
| $channelItems = $manifest['channelItems'] | ||
| if ($channelItems -is [array]) | ||
| { | ||
| $bootstrapper = $channelItems | Where-Object { $_ -is [Collections.IDictionary] -and $_.ContainsKey('type') -and $_['type'] -eq 'Bootstrapper' } | ||
| if (($bootstrapper | Measure-Object).Count -eq 1) | ||
| { | ||
| if ($bootstrapper -is [Collections.IDictionary] -and $bootstrapper.ContainsKey('payloads')) | ||
| { | ||
| $payloads = $bootstrapper['payloads'] | ||
| if ($payloads -is [array]) | ||
| { | ||
| if (($payloads | Measure-Object).Count -eq 1) | ||
| { | ||
| $payload = $payloads[0] | ||
| if ($payload -is [Collections.IDictionary] -and $payload.ContainsKey('url')) | ||
| { | ||
| $url = $payload['url'] | ||
| if (-not [string]::IsNullOrEmpty($url) -and $payload.ContainsKey('sha256')) | ||
| { | ||
| $checksum = $payload['sha256'] | ||
| $checksumType = 'sha256' | ||
| } | ||
| else | ||
| { | ||
| Write-Debug 'Manifest parsing error: payload url is empty or payload does not contain sha256' | ||
| # url will still be returned; it might be useful even without the checksum | ||
| } | ||
| } | ||
| else | ||
| { | ||
| Write-Debug 'Manifest parsing error: payload is not IDictionary or does not contain url' | ||
| } | ||
| } | ||
| else | ||
| { | ||
| Write-Debug 'Manifest parsing error: zero or more than one payload objects found' | ||
| } | ||
| } | ||
| else | ||
| { | ||
| Write-Debug 'Manifest parsing error: payloads is not an array' | ||
| } | ||
| } | ||
| else | ||
| { | ||
| Write-Debug 'Manifest parsing error: bootstrapper is not IDictionary or does not contain payloads' | ||
| } | ||
| } | ||
| else | ||
| { | ||
| Write-Debug 'Manifest parsing error: zero or more than one bootstrapper objects found' | ||
| } | ||
| } | ||
| else | ||
| { | ||
| Write-Debug 'Manifest parsing error: channelItems is not an array' | ||
| } | ||
| } | ||
| else | ||
| { | ||
| Write-Debug 'Manifest parsing error: manifest is not IDictionary or does not contain channelItems' | ||
| } | ||
|
|
||
| if (-not [string]::IsNullOrEmpty($url)) | ||
| { | ||
| Write-Debug "Bootstrapper url determined from the channel manifest: '$url' (checksum: '$checksum', type: '$checksumType'" | ||
| return $url, $checksum, $checksumType | ||
| } | ||
| else | ||
| { | ||
| Write-Debug 'The bootstrapper url could not be determined' | ||
| return $null | ||
| } | ||
| } |
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