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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,4 @@ | ||
| Function Get-Npcap { | ||
| function Get-Npcap { | ||
| <# | ||
| .SYNOPSIS | ||
| Returns the latest Npcap version number and download. | ||
|
|
@@ -8,34 +8,26 @@ Function Get-Npcap { | |
| E-mail: [email protected] | ||
| #> | ||
| [OutputType([System.Management.Automation.PSObject])] | ||
| [CmdletBinding(SupportsShouldProcess = $False)] | ||
| [CmdletBinding(SupportsShouldProcess = $false)] | ||
| param ( | ||
| [Parameter(Mandatory = $False, Position = 0)] | ||
| [Parameter(Mandatory = $false, Position = 0)] | ||
| [ValidateNotNull()] | ||
| [System.Management.Automation.PSObject] | ||
| $res = (Get-FunctionResource -AppName ("$($MyInvocation.MyCommand)".Split("-"))[1]) | ||
| ) | ||
|
|
||
| # Get the latest version via the latest tag on the repository | ||
| $Tags = Get-GitHubRepoTag -Uri $res.Get.Update.Uri | ||
|
|
||
| # Get latest version and download latest release via GitHub API | ||
| $params = @{ | ||
| Uri = $res.Get.Update.Uri | ||
| ContentType = $res.Get.Update.ContentType | ||
| ReturnObject = "Content" | ||
| } | ||
|
|
||
| # Get only latest version tag from GitHub API | ||
| $Content = ((Invoke-EvergreenWebRequest @params | ConvertFrom-Json).name -replace "v",""| ForEach-Object { New-Object -TypeName "System.Version" ($_) } | Sort-Object -Descending | Select-Object -First 1 | ForEach-Object {("{0}.{1}" -f $_.Major,$_.Minor)}) | ||
| # Select the latest version | ||
| $Version = $Tags | Sort-Object -Property @{ Expression = { [System.Version]$_.Tag }; Descending = $true } | Select-Object -First 1 | ||
|
|
||
| if ($null -ne $Content) { | ||
| $Content | ForEach-Object { | ||
| $PSObject = [PSCustomObject] @{ | ||
| Version = $_ | ||
| Type = "exe" | ||
| URI = $res.Get.Download.Uri -replace $res.Get.Download.ReplaceText, $_ | ||
| } | ||
| Write-Output -InputObject $PSObject | ||
| } | ||
| # Output the version and download URL | ||
| $PSObject = [PSCustomObject] @{ | ||
| Version = $Version.Tag | ||
| Type = Get-FileType -File $res.Get.Download.Uri | ||
| URI = $res.Get.Download.Uri -replace $res.Get.Download.ReplaceText, $Version.Tag | ||
| } | ||
| } | ||
| Write-Output -InputObject $PSObject | ||
|
|
||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| function Convert-Segment { | ||
| param ( | ||
| [System.String] $Segment | ||
| ) | ||
|
|
||
| if ($Segment -match '^\d+$') { | ||
| return [System.Int32]$Segment | ||
| } | ||
| else { | ||
| $Normalized = 0 | ||
| foreach ($Char in $Segment.ToCharArray()) { | ||
| $Normalized = $Normalized * 100 + [System.Int32][System.Char]$Char | ||
| } | ||
| return $Normalized | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| function ConvertTo-DotNetVersionClass { | ||
| <# | ||
| .EXTERNALHELP Evergreen-help.xml | ||
| #> | ||
| param ( | ||
| [Parameter( | ||
| Mandatory = $true, | ||
| Position = 0, | ||
| ValueFromPipeline, | ||
| ValueFromPipelineByPropertyName, | ||
| HelpMessage = "A version string to convert to a standard .NET compliant version class.")] | ||
| [System.String] $Version | ||
| ) | ||
|
|
||
| process { | ||
| # Split the version string into segments and initialise an array | ||
| $Segments = $Version -split '[.\-_+]' | ||
| $NormalizedSegments = @() | ||
|
|
||
| # Normalize each segment | ||
| foreach ($Segment in $Segments) { | ||
| $NormalizedSegments += @(Convert-Segment -Segment $Segment) | ||
| } | ||
|
|
||
| # If the number of segments is greater than 4, sum the last segments | ||
| if ($NormalizedSegments.Count -gt 4) { | ||
| $NormalizedSegments = $NormalizedSegments[0..2] + ($NormalizedSegments[3..($NormalizedSegments.Count - 1)] | Measure-Object -Sum).Sum | ||
| } | ||
|
|
||
| # If the number of segments is less than 4, pad with zeros | ||
| while ($NormalizedSegments.Count -lt 4) { | ||
| $NormalizedSegments += 0 | ||
| } | ||
|
|
||
| # Return the version as a .NET Version class | ||
| try { | ||
| return [System.Version]($NormalizedSegments -join ".") | ||
| } | ||
| catch { | ||
| Write-Warning -Message "Failed to convert version string '$Version' to a .NET Version class." | ||
| return ($NormalizedSegments -join ".") | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,133 @@ | ||
| function Get-GitHubRepoTag { | ||
| <# | ||
| .SYNOPSIS | ||
| Calls the GitHub Tags API passed via $Uri and returns the tags for the repository | ||
| Example: https://api.github.com/repos/PowerShell/PowerShell/tags | ||
| #> | ||
| [OutputType([System.Management.Automation.PSObject])] | ||
| [CmdletBinding(SupportsShouldProcess = $false)] | ||
| param ( | ||
| [Parameter(Mandatory = $true, Position = 0)] | ||
| [ValidateScript( { | ||
| if ($_ -match "^(https://api\.github\.com/repos/)([a-zA-Z0-9_-]+)/([a-zA-Z0-9_-]+)(/tags)") { | ||
| $true | ||
| } | ||
| else { | ||
| throw "'$_' must be in the format 'https://api.github.com/repos/user/tags'. Replace 'user' with the user or organisation and 'repository' with the target repository name." | ||
| } | ||
| })] | ||
| [System.String] $Uri, | ||
|
|
||
| [Parameter(Mandatory = $false, Position = 1)] | ||
| [ValidateNotNullOrEmpty()] | ||
| [System.String] $MatchVersion = "(\d+(\.\d+){1,4}).*" | ||
| ) | ||
|
|
||
| begin { | ||
| $RateLimit = Get-GitHubRateLimit | ||
| } | ||
|
|
||
| process { | ||
| if ($RateLimit.remaining -eq 0) { | ||
| # We're rate limited, so output a special object | ||
| [PSCustomObject] @{ | ||
| Version = "RateLimited" | ||
| URI = "https://docs.github.com/en/rest/overview/resources-in-the-rest-api#rate-limiting" | ||
| } | Write-Output | ||
| } | ||
| else { | ||
| try { | ||
| # Retrieve the releases from the GitHub API | ||
| # Use TLS for connections | ||
| Write-Verbose -Message "$($MyInvocation.MyCommand): Set TLS to 1.2." | ||
| [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072 | ||
|
|
||
| # Invoke the GitHub releases REST API | ||
| # Note that the API performs rate limiting. | ||
| # https://docs.github.com/en/free-pro-team@latest/rest/reference/repos#get-the-latest-release | ||
| $params = @{ | ||
| ContentType = "application/vnd.github.v3+json" | ||
| ErrorAction = "Stop" | ||
| MaximumRedirection = 0 | ||
| DisableKeepAlive = $true | ||
| UseBasicParsing = $true | ||
| UserAgent = "github-aaronparker-evergreen" | ||
| Uri = $Uri | ||
| } | ||
| if (Test-ProxyEnv) { | ||
| $params.Proxy = $script:EvergreenProxy | ||
| } | ||
| if (Test-ProxyEnv -Creds) { | ||
| $params.ProxyCredential = $script:EvergreenProxyCreds | ||
| } | ||
| # If GITHUB_TOKEN or GH_TOKEN exists, let's add that to the API request | ||
| if (Test-Path -Path "env:GITHUB_TOKEN") { | ||
| $params.Headers = @{ Authorization = "token $env:GITHUB_TOKEN" } | ||
| } | ||
| elseif (Test-Path -Path "env:GH_TOKEN") { | ||
| $params.Headers = @{ Authorization = "token $env:GH_TOKEN" } | ||
| } | ||
|
|
||
| # Output the parameters when using -Verbose | ||
| foreach ($tag in $params.GetEnumerator()) { | ||
| Write-Verbose -Message "$($MyInvocation.MyCommand): Invoke-WebRequest parameter: $($tag.name): $($tag.value)." | ||
| } | ||
|
|
||
| Write-Verbose -Message "$($MyInvocation.MyCommand): Get GitHub release from: $Uri." | ||
| $Tags = Invoke-RestMethod @params | ||
| } | ||
| catch { | ||
| throw $_ | ||
| } | ||
|
|
||
| if ($null -eq $script:resourceStrings.Properties.GitHubTags) { | ||
| Write-Warning -Message "$($MyInvocation.MyCommand): Unable to validate tag against GitHub tags property object because we can't find the module resource." | ||
| } | ||
| else { | ||
| # Validate that $tags has the expected properties | ||
| Write-Verbose -Message "$($MyInvocation.MyCommand): Validating GitHub tag object." | ||
| foreach ($tag in $Tags) { | ||
|
|
||
| # Compare the GitHub release object with properties that we expect | ||
| $params = @{ | ||
| ReferenceObject = $script:resourceStrings.Properties.GitHubTags | ||
| DifferenceObject = (Get-Member -InputObject $tag -MemberType NoteProperty) | ||
| PassThru = $true | ||
| ErrorAction = "Continue" | ||
| } | ||
| $missingProperties = Compare-Object @params | ||
|
|
||
| # Throw an error for missing properties | ||
| if ($null -ne $missingProperties) { | ||
| Write-Verbose -Message "$($MyInvocation.MyCommand): Validated tag object successfully." | ||
| } | ||
| else { | ||
| Write-Verbose -Message "$($MyInvocation.MyCommand): Validation failed." | ||
| $missingProperties | ForEach-Object { | ||
| throw [System.Management.Automation.ValidationMetadataException]::New("$($MyInvocation.MyCommand): Property: '$_' missing") | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| # Build and array of the latest release and download URLs | ||
| Write-Verbose -Message "$($MyInvocation.MyCommand): Found $($tags.count) tags." | ||
| foreach ($Tag in $Tags) { | ||
|
|
||
| try { | ||
| # Uri matches tags for the repo; find the latest tag | ||
| $Version = [RegEx]::Match($Tag.name, $MatchVersion).Captures.Groups[1].Value | ||
| } | ||
| catch { | ||
| Write-Verbose -Message "$($MyInvocation.MyCommand): Failed to match version number, returning as-is: $($Tag.name)." | ||
| $Version = $Tag.name | ||
| } | ||
|
|
||
| # Output the tags object | ||
| [PSCustomObject]@{ | ||
| Tag = $Version | ||
| } | Write-Output | ||
| } | ||
| } | ||
| } | ||
| } |
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