57 lines
1.7 KiB
PowerShell
57 lines
1.7 KiB
PowerShell
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Function Find-Command {
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<#
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.SYNOPSIS
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Used to find a command somewhere on the system.
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Recursively looks in all paths and under special [Program Files] and [Program Files (x86)] folders if defined.
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Replacement of `which` command
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.PARAMETER Filename
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The filename to look for.
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#>
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param (
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[Parameter(Mandatory = $true, Position = 0)]
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$Filename
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)
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$result = (Get-Command $Filename)
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if ($null -ne $result) {
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if (![string]::IsNullOrWhiteSpace($result.Path)) {
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return $result.Path
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} else {
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return $result.Source
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}
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}
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if ($Filename.IndexOf('.') -eq -1) {
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# add a wildcard so it will look for all matching Filename extensions
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$Filename = "$Filename.*"
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}
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# TODO ~ Make this parallel and change the return type
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$paths = @($env:path -split ';')
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$paths += $env:ProgramFiles
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$paths += ${env:ProgramFiles(x86)}
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$paths = ($paths | Select-Object -Unique)
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foreach($path in $paths) {
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if (![string]::IsNullOrWhiteSpace($path)) {
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$foundItems = Get-ChildItem -Path (Join-Path -Path $path -ChildPath $Filename) -Recurse -ErrorAction Ignore
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if ($foundItems.Count -eq 1) {
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return $foundItems.FullName
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} elseif ($foundItems.Count -gt 1) {
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Write-Host "Found several results for $Filename"
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foreach ($foundItem in $foundItems) {
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Write-Host $foundItem.FullName
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}
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Write-Host ""
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return $foundItems[0]
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}
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}
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}
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Write-Warning "Could not find a matching file"
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}
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Set-Alias -Name which -Value Find-Command
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