Add script to create the NuGet package from the online build artifacts

Author: nulltoken

download.build.artifacts.and.package.ps1

@@ -0,0 +1,139 @@
+Param(
+    [switch]$verbose = $False
+)
+
+Set-StrictMode -Version Latest
+$ErrorActionPreference = "Stop"
+
+function Invoke-RestMethod-Ex($url, $downloadLocation) {
+
+  $irmParams = @{
+  }
+
+  Write-Host -ForegroundColor "White" "-> Get $url"
+
+  $proxy = [System.Net.WebRequest]::GetSystemWebProxy()
+  if ($proxy)   {
+      $proxy.Credentials = [System.Net.CredentialCache]::DefaultCredentials
+      $proxyUri = $proxy.GetProxy("$url")
+
+    if ("$proxyUri" -ne "$url")     {
+      $irmParams.Proxy = "$proxyUri"
+      $irmParams.ProxyUseDefaultCredentials = $true
+    }
+  }
+
+  if ($downloadLocation) {
+    $irmParams.OutFile = "$downloadLocation"
+  }
+
+  $output = Invoke-RestMethod @irmParams -ContentType "application/json" -Method "Get" -Uri "$url"
+
+  if ($verbose) {
+    Write-Host -ForegroundColor "Gray" "output = $(ConvertTo-Json $output)"
+  }
+
+  return $output
+}
+
+function Extract-BuildIdentifier($statuses, $forContext) {
+
+  $status = $statuses | where { $_.context -eq $forContext } | select -First 1
+
+  if (($status -eq $null) -or ("success".CompareTo($status.state) -ne 0)) {
+    throw "No successful status has been found for context `"$forContext`"."
+  }
+
+  $buildNumber = $status.target_url.Split("/")[-1]
+
+  return $buildNumber
+}
+
+function Download-AppVeyor-Artifacts($statuses, $downloadLocation) {
+
+  $buildIdentifier = Extract-BuildIdentifier $statuses "continuous-integration/appveyor"
+
+  Write-Host -ForegroundColor "Yellow" "Retrieving AppVeyor build `"$buildIdentifier`""
+  $build = Invoke-RestMethod-Ex "https://ci.appveyor.com/api/projects/libgit2/libgit2sharp-nativebinaries/build/$buildIdentifier"
+
+  $jobId = $build.build.jobs[0].jobId
+
+  Write-Host -ForegroundColor "Yellow" "Retrieving AppVeyor job `"$jobId`" artifacts"
+  $artifacts = Invoke-RestMethod-Ex "https://ci.appveyor.com/api/buildjobs/$jobId/artifacts"
+
+  ForEach ($artifact in $artifacts) {
+    $artifactFileName = $artifacts[0].fileName
+    $localArtifactPath = "$downloadLocation\$artifactFileName"
+
+    Write-Host -ForegroundColor "Yellow" "Downloading `"$artifactFileName`""
+    Invoke-RestMethod-Ex "https://ci.appveyor.com/api/buildjobs/$jobId/artifacts/$artifactFileName" $localArtifactPath
+  }
+}
+
+function Download-Travis-Artifacts($statuses, $downloadLocation) {
+
+  $buildIdentifier = Extract-BuildIdentifier $statuses "continuous-integration/travis-ci/push"
+
+  Write-Host -ForegroundColor "Yellow" "Retrieving Travis build `"$buildIdentifier`""
+  $build = Invoke-RestMethod-Ex "https://api.travis-ci.org/builds/$buildIdentifier"
+
+  $buildNumber = $build.number
+
+  ForEach ($platform in @("linux", "osx")) {
+    $artifactFileName = "binaries-$platform-$buildNumber.zip"
+    $localArtifactPath = "$downloadLocation\$artifactFileName"
+
+    Write-Host -ForegroundColor "Yellow" "Downloading `"$artifactFileName`""
+    Invoke-RestMethod-Ex "https://dl.bintray.com/libgit2/compiled-binaries/$artifactFileName" $localArtifactPath
+  }
+}
+
+######################################################
+
+$root = Split-Path -Parent -Path $MyInvocation.MyCommand.Definition
+
+$path = [System.IO.Path]::Combine($env:Temp, [System.IO.Path]::GetRandomFileName())
+Write-Host -ForegroundColor "Yellow" "Creating temporary folder at `"$path`""
+New-Item "$path" -type Directory > $null
+
+$ref = "master"
+Write-Host -ForegroundColor "Yellow" "Retrieving LibGit2Sharp.NativeBinaries latest CI statuses of `"$ref`""
+$statuses = Invoke-RestMethod-Ex "https://api.github.com/repos/libgit2/libgit2sharp.nativebinaries/commits/$ref/statuses"
+
+Download-AppVeyor-Artifacts $statuses $path
+Download-Travis-Artifacts $statuses $path
+
+Write-Host -ForegroundColor "Yellow" "Build artifacts have been downloaded at `"$path`""
+
+$package = Get-ChildItem -Path $path -Filter "*.nupkg"
+$linuxBins = Get-ChildItem -Path $path -Filter "binaries-linux-*.zip"
+$osxBins = Get-ChildItem -Path $path -Filter "binaries-osx-*.zip"
+
+Write-Host -ForegroundColor "Yellow" "Extracting build artifacts"
+Add-Type -assembly "System.Io.Compression.Filesystem"
+[Io.Compression.ZipFile]::ExtractToDirectory("$($package.FullName)", "$($package.FullName).ext")
+Remove-Item "$($package.FullName)"
+[Io.Compression.ZipFile]::ExtractToDirectory("$($linuxBins.FullName)", "$($linuxBins.FullName).ext")
+Remove-Item "$($linuxBins.FullName)"
+[Io.Compression.ZipFile]::ExtractToDirectory("$($osxBins.FullName)", "$($osxBins.FullName).ext")
+Remove-Item "$($osxBins.FullName)"
+
+Write-Host -ForegroundColor "Yellow" "Including non Windows build artifacts"
+Move-Item "$($linuxBins.FullName).ext\libgit2\linux\amd64\*.so" "$($package.FullName).ext\libgit2\linux\amd64"
+Remove-Item "$($package.FullName).ext\libgit2\linux\amd64\addbinaries.here"
+Move-Item "$($osxBins.FullName).ext\libgit2\osx\*.dylib" "$($package.FullName).ext\libgit2\osx"
+Remove-Item "$($package.FullName).ext\libgit2\osx\addbinaries.here"
+
+Write-Host -ForegroundColor "Yellow" "Listing binaries to be packaged"
+Foreach ($item in (Get-ChildItem "$path" -Filter "*git2-*.*" -Recurse))
+{
+  Write-Host -ForegroundColor "White" "-> $($item.FullName)"
+}
+
+Write-Host -ForegroundColor "Yellow" "Building final NuGet package"
+Push-location "$($package.FullName).ext"
+& "$root/Nuget.exe" pack "LibGit2Sharp.NativeBinaries.nuspec" -OutputDirectory "$path"
+Pop-Location
+Remove-Item "$path\*.ext" -Recurse
+
+explorer "$path"