Mirror NuGet server packages to Artifactory NuGet repository

NuGetToArtifactory.ps1

# --- settings ---
$feedUrlBase = "<nuget_server_url>"
# the rest will be params when converting to funclet
$latest = $false
$overwrite = $false
$top = $null #use $top = $null to grab all
$destinationDirectory = join-path ([Environment]::GetFolderPath("MyDocuments")) "NuGetLocal"

# --- locals ---
$webClient = New-Object System.Net.WebClient

# ---- artifactory ----
$nugetServer = "<artifactory_nuget_repo_url>"
$apiKey = "<arifactory_user>:<artifactory_api_key>"

# --- companies ---
$companies = @{"g.lerchundi" = "SALTO"; 
               "j.basurko" = "SALTO"; 
               "Salto" = "SALTO";
               "tfsbuild" = "SALTO";
               "Microsoft" = "Microsoft";
               "Microsoft,aspnet" = "Microsoft";
               "microsoft,dotnetframework" = "Microsoft";
               "protobuf-packages" = "Google";
               "Apache" = "Apache";
               "JiÅ™Ã" = "Apache";
               "Castle" = "Castle";
               "NDesk" = "NDesk";
               "James Newkirk,Brad Wilson" = "XUnit"}

# -- package exceptions ---
$blackList = @("Newtonsoft.Json")

# --- functions ---

# download entries on a page, recursively called for page continuations
function DownloadEntries {
 param ([string]$feedUrl) 
 $feed = [xml]$webClient.DownloadString($feedUrl)
 $entries = $feed.feed.entry 
 $progress = 0
            
 foreach ($entry in $entries) {
    $url = $entry.content.src
    $module = [string]$entry.title.'#text'
    $fileName = $module + "." + $entry.properties.version + ".nupkg"
    $company = GetCompanyFromOwner $entry.properties.Owners
    $saveFileName = join-path $destinationDirectory $fileName
    $pagepercent = ((++$progress)/$entries.Length*100)
    if ((-not $overwrite) -and (Test-Path -path $saveFileName)) 
    {
        write-progress -activity "$fileName already downloaded" `
                       -status "$pagepercent% of current page complete" `
                       -percentcomplete $pagepercent
        continue
    }
    write-progress -activity "Downloading $fileName " `
                   -status "$pagepercent% of current page complete" `
                   -percentcomplete $pagepercent

    [int]$trials = 0
    do {
        try {

            $trials +=1
            $webClient.DownloadFile($url, $saveFileName)
            break
        } catch [System.Net.WebException] {
            write-host "Problem downloading $url `tTrial $trials `
                       `n`tException: " $_.Exception.Message
        }
    }
    while ($trials -lt 3)

    try{
        if($blackList  –notcontains $module){
            $source = $nugetServer + "/" + $company + "/" + $module
            Write-Host "Uploading to Artifactory: " $source
            nuget push $saveFileName -Source $source -ApiKey $apiKey -Timeout 60 | Out-Null 
        }
    }catch [System.Net.WebException] {
            write-host "Problem uploading $source/$fileName
                       `n`tException: " $_.Exception.Message
    }
  }

  $link = $feed.feed.link | where { $_.rel.startsWith("next") } | select href
  if ($link -ne $null) {
    # if using a paged url with a $skiptoken like 
    # http:// ... /Packages?$skiptoken='EnyimMemcached-log4net','2.7'
    # remember that you need to escape the $ in powershell with `
    return $link.href
  }
  return $null
}  

# the NuGet feed uses a fwlink which redirects
# using this to follow the redirect
function GetPackageUrl {
 param ([string]$feedUrlBase) 
 $resp = [xml]$webClient.DownloadString($feedUrlBase)
 return $resp.service.GetAttribute("xml:base")
}

# in order to satisfy Artifactory NuGet repo layout
# we need to figure out the [orgPath] or company name
#
#  [orgPath]/[module]/[module].[baseRev](-[fileItegRev]).nupkg
#
# we use package owner to do that
function GetCompanyFromOwner {
  param([string]$owner)

  $o = $owner.Split(" ")[0]

  if (!$companies.ContainsKey($o))
  {
    return "MISC"
  }
  else
  {
    return $companies.Get_Item($o)
  }

}

# --- do the actual work ---

# if dest dir doesn't exist, create it
if (!(Test-Path -path $destinationDirectory)) { 
    New-Item $destinationDirectory -type directory 
}

# set up feed URL
$serviceBase = GetPackageUrl($feedUrlBase)
$feedUrl = $serviceBase + "Packages"
if($latest) {
    $feedUrl = $feedUrl + "?`$filter=IsLatestVersion eq true"
    if($top -ne $null) {
        $feedUrl = $feedUrl + "&`$orderby=DownloadCount desc&`$top=$top"
    }
}

[int]$pageNUmber = 1
while($feedUrl -ne $null) {
    Write-Host "Page" $pageNUmber "Link:" $feedUrl
    $feedUrl = DownloadEntries $feedUrl
    $pageNUmber += 1
}