easy powershell aliases

powershell_startup.ps1

function df {
    $colItems = Get-wmiObject -class "Win32_LogicalDisk" -namespace "root\CIMV2" `
    -computername localhost

    foreach ($objItem in $colItems) {
        write $objItem.DeviceID $objItem.Description $objItem.FileSystem `
                ($objItem.Size / 1GB).ToString("f3") ($objItem.FreeSpace / 1GB).ToString("f3")

    }
}

function LL
{
    param ($dir = ".", $all = $false) 

    $origFg = $host.ui.rawui.foregroundColor 
    if ( $all ) { $toList = ls -force $dir }
    else { $toList = ls $dir }

    foreach ($Item in $toList)  
    { 
        Switch ($Item.Extension)  
        { 
            ".Exe" {$host.ui.rawui.foregroundColor = "Yellow"} 
            ".cmd" {$host.ui.rawui.foregroundColor = "Red"} 
            ".msh" {$host.ui.rawui.foregroundColor = "Red"} 
            ".vbs" {$host.ui.rawui.foregroundColor = "Red"} 
            Default {$host.ui.rawui.foregroundColor = $origFg} 
        } 
        if ($item.Mode.StartsWith("d")) {$host.ui.rawui.foregroundColor = "Green"}
        $item 
    }  
    $host.ui.rawui.foregroundColor = $origFg 
}

Set-Alias -Name n -Value 'C:\Program Files\Notepad++\notepad++.exe'
Set-Alias -Name excel -Value 'C:\Program Files\Microsoft Office\Office12\EXCEL.EXE'
Set-Alias -Name zip -Value 'C:\Program Files\7-Zip\7za.exe'

Set-Alias -Name grep -Value Select-String
Set-Alias -Name puts -Value Write-Host
Set-Alias -Name clip -Value Out-Clipboard  # Needs PSCX