Powershell script for updating nuget packages

nuget-package-update.ps1

Param(
    [string]$nugetTarget,
    [string]$nugetUrl
)

Write-Host "Getting installed packages from packages.configs"

$installedPackages = Get-ChildItem -path '.' -Recurse -Include 'packages.config' |
    Select-Xml -xpath '//package/@id' |
    Select-Object -ExpandProperty Node |
    Select-Object -ExpandProperty value |
    Sort-Object -Unique

Write-Host "Getting available update from $nugetUrl"

$availablePackages = nuget list -source $nugetUrl |
    foreach {$_.Split(' ')[0]}

Write-Host "Updating NuGetPackages"

$nugetExeIdArgs = @()

$installedPackages |
    where {$availablePackages -contains $_} |
    ForEach-Object {
        Write-Host("Updating $_")
        $nugetExeIdArgs += "-Id"
        $nugetExeIdArgs += $_
    }

$nuget = 'nuget.exe'
$arguments = "update", $nugetTarget, "-Source", $nugetUrl, "-Source", "https://api.nuget.org/v3/index.json"
$arguments += $nugetExeIdArgs
&$nuget $arguments