Prompt.ps1

function Prompt
{
    # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    #                                                                              Rikard Ronnkvist / snowland.se
    # Multicolored prompt with marker for windows started as Admin and marker for providers outside filesystem
    # Examples
    #    C:\Windows\System32>
    #    [Admin] C:\Windows\System32>
    #    [Registry] HKLM:\SOFTWARE\Microsoft\Windows>
    #    [Admin] [Registry] HKLM:\SOFTWARE\Microsoft\Windows>
    # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
    # New nice WindowTitle
    $Host.UI.RawUI.WindowTitle = "PowerShell v" + (get-host).Version.Major + "." + (get-host).Version.Minor + " (" + $pwd.Provider.Name + ") " + $pwd.Path
 
    # Admin ?
    if( (
        New-Object Security.Principal.WindowsPrincipal (
            [Security.Principal.WindowsIdentity]::GetCurrent())
        ).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator))
    {
        # Admin-mark in WindowTitle
        $Host.UI.RawUI.WindowTitle = "[Admin] " + $Host.UI.RawUI.WindowTitle
 
        # Admin-mark on prompt
        Write-Host "[" -nonewline -foregroundcolor DarkGray
        Write-Host "Admin" -nonewline -foregroundcolor Red
        Write-Host "] " -nonewline -foregroundcolor DarkGray
    }
 
    # Show providername if you are outside FileSystem
    if ($pwd.Provider.Name -ne "FileSystem") {
        Write-Host "[" -nonewline -foregroundcolor DarkGray
        #Write-Host $pwd.Provider.Name -nonewline -foregroundcolor Gray
		Write-Host $pwd.Provider.Name -nonewline -foregroundcolor DarkGray
        Write-Host "] " -nonewline -foregroundcolor DarkGray
    }
 
    # Split path and write \ in a gray
    $pwd.Path.Split("\") | foreach {
        Write-Host $_ -nonewline -foregroundcolor Yellow
        #Write-Host "\" -nonewline -foregroundcolor Gray
		Write-Host "\" -nonewline -foregroundcolor DarkGray
    }
 
    # Backspace last \ and write >
    #Write-Host "`b>" -nonewline -foregroundcolor Gray
	Write-Host "`b>" -nonewline -foregroundcolor DarkGray
 
    return " "
}