Add foundations for eng/common restructure (Azure#12725)

eng/scripts/Language-Settings.ps1

@@ -0,0 +1,108 @@
+$Language = "python"
+$Lang = "python"
+$PackageRepository = "PyPI"
+$packagePattern = "*.zip"
+$MetadataUri = "https://raw.githubusercontent.com/Azure/azure-sdk/master/_data/releases/latest/python-packages.csv"
+
+function Extract-python-PkgProperties ($pkgPath, $serviceName, $pkgName)
+{
+  $pkgName = $pkgName.Replace('_', '-')
+  if (Test-Path (Join-Path $pkgPath "setup.py"))
+  {
+    $setupLocation = $pkgPath.Replace('\','/')
+    pushd $RepoRoot
+    $setupProps = (python -c "import sys; import os; sys.path.append(os.path.join('scripts', 'devops_tasks')); from common_tasks import parse_setup; obj=parse_setup('$setupLocation'); print('{0},{1}'.format(obj[0], obj[1]));") -split ","
+    popd
+    if (($setupProps -ne $null) -and ($setupProps[0] -eq $pkgName))
+    {
+      return [PackageProps]::new($setupProps[0], $setupProps[1], $pkgPath, $serviceName)
+    }
+  }
+  return $null
+}
+
+# Returns the pypi publish status of a package id and version.
+function IsPythonPackageVersionPublished($pkgId, $pkgVersion) {
+  try 
+  {
+    $existingVersion = (Invoke-RestMethod -MaximumRetryCount 3 -Method "Get" -uri "https://pypi.org/pypi/$pkgId/$pkgVersion/json").info.version
+    # if existingVersion exists, then it's already been published
+    return $True
+  }
+  catch 
+  {
+    $statusCode = $_.Exception.Response.StatusCode.value__
+    $statusDescription = $_.Exception.Response.StatusDescription
+
+    # if this is 404ing, then this pkg has never been published before
+    if ($statusCode -eq 404) 
+    {
+      return $False
+    }
+    Write-Host "PyPI Invocation failed:"
+    Write-Host "StatusCode:" $statusCode
+    Write-Host "StatusDescription:" $statusDescription
+    exit(1)
+  }
+}
+
+# Parse out package publishing information given a python sdist of ZIP format.
+function Parse-python-Package($pkg, $workingDirectory) {
+  $pkg.Basename -match $SDIST_PACKAGE_REGEX | Out-Null
+
+  $pkgId = $matches["package"]
+  $pkgVersion = $matches["versionstring"]
+
+  $workFolder = "$workingDirectory$($pkg.Basename)"
+  $origFolder = Get-Location
+  $releaseNotes = ""
+  $readmeContent = ""
+
+  New-Item -ItemType Directory -Force -Path $workFolder
+  Expand-Archive -Path $pkg -DestinationPath $workFolder
+
+  $changeLogLoc = @(Get-ChildItem -Path $workFolder -Recurse -Include "CHANGELOG.md")[0]
+  if ($changeLogLoc) {
+    $releaseNotes = Get-ChangeLogEntryAsString -ChangeLogLocation $changeLogLoc -VersionString $pkgVersion
+  }
+
+  $readmeContentLoc = @(Get-ChildItem -Path $workFolder -Recurse -Include "README.md") | Select-Object -Last 1
+
+  if ($readmeContentLoc) {
+    $readmeContent = Get-Content -Raw $readmeContentLoc
+  }
+
+  Remove-Item $workFolder -Force  -Recurse -ErrorAction SilentlyContinue
+
+  return New-Object PSObject -Property @{
+    PackageId      = $pkgId
+    PackageVersion = $pkgVersion
+    Deployable     = $forceCreate -or !(IsPythonPackageVersionPublished -pkgId $pkgId -pkgVersion $pkgVersion)
+    ReleaseNotes   = $releaseNotes
+    ReadmeContent  = $readmeContent
+  }
+}
+
+# Stage and Upload Docs to blob Storage
+function StageAndUpload-python-Docs()
+{
+  $PublishedDocs = Get-ChildItem "$DocLocation" | Where-Object -FilterScript {$_.Name.EndsWith(".zip")}
+
+  foreach ($Item in $PublishedDocs)
+  {
+    $PkgName = $Item.BaseName
+    $ZippedDocumentationPath = Join-Path -Path $DocLocation -ChildPath $Item.Name
+    $UnzippedDocumentationPath = Join-Path -Path $DocLocation -ChildPath $PkgName
+    $VersionFileLocation = Join-Path -Path $UnzippedDocumentationPath -ChildPath "version.txt"
+
+    Expand-Archive -Force -Path $ZippedDocumentationPath -DestinationPath $UnzippedDocumentationPath
+
+    $Version = $(Get-Content $VersionFileLocation).Trim()
+
+    Write-Host "Discovered Package Name: $PkgName"
+    Write-Host "Discovered Package Version: $Version"
+    Write-Host "Directory for Upload: $UnzippedDocumentationPath"
+
+    Upload-Blobs -DocDir $UnzippedDocumentationPath -PkgName $PkgName -DocVersion $Version
+  }
+}