From: Daniel Berger <djberg96@...>
Date: 2009-06-10T00:48:04+09:00
Subject: Re: Find out the name of a user, on a given file/dir/symlink?



> -----Original Message-----
> From: shevegen@linuxmail.org [mailto:shevegen@linuxmail.org]
> Sent: Tuesday, June 09, 2009 8:43 AM
> To: ruby-talk ML
> Subject: Find out the name of a user, on a given file/dir/symlink?
> 
> Right now I use this:
> 
> require 'fileutils'
> require 'etc'
> require 'pp'
> 
> FileUtils.touch 'test'
> 
> name = Etc.getpwuid(File.stat('test').uid).name
> 
> puts name
> 
> 
> This gives me the name of the file/dir/symlink in question, i.e
> who owns it.
> 
> However, I found this is a bit long. Anyone knows of a shorter
> way? Specifically I wonder if I have to use both Etc. and File.
> or if I can just one one of these two.
> 
> I didn't find a quick way to just retrieve the name in class File
> though.

That's about as good as it gets. You can always re-open the File class if this is something you need on a regular basis:

class File
   def self.owner(file)
      Etc.getpwuid(stat(file).uid).name
   end
end

Regards,

Dan