Elidix - ruby

#!/usr/bin/env ruby## Se guarda en /usr/local/bin/cosa, se le da permisos con chmod a+x /usr/local/bin/cosa y se## ejecuta con cosa paquete, asi de simple ^^require 'open3'TARGET = ARGV.firstAPT_SEARCH = "apt-cache search #{TARGET}"class AptCache  def self.parse(pkgdesc)    if pkgdesc =~ /([\w\-\_]+)\s-\s(.+)$/      AptCache.show $1      end    end    def self.show(pkg)      Open3.popen3("apt-cache show #{pkg}") { |stdin, stdout, stderr|         hash = {}           stdout.each { |line|             if line =~ /(\w+):\s(.+)$/                hash[$1.downcase.to_sym] = $2                        end                        }                        installed = AptCache.installed?(pkg)                        print " \033[92m*\033[00m #{hash[:section]}/\033[01m#{hash[:package]}\033[00m  "                        if installed                           puts "[\033[42mINSTALLED\033[00m]"                        else                           puts ""                        end                        puts "   \033[32mVersion:\033[00m \033[96m#{hash[:version]}\033[00m"                        if hash.has_key? :homepage                           puts "   \033[32mHomepage:\033[00m #{hash[:homepage]}"                        end                        puts "   \033[32mDescription:\033[00m #{hash[:description]}"                        puts ""                }        end        def self.installed?(pkg)           Open3.popen3("dpkg -l #{pkg}") { |stdin, stdout, stderr|               stdout.each { |line|                   if line =~ /^ii\s+#{pkg}\s+/                       return true                       end                   }              }           false       endendbeginOpen3.popen3(APT_SEARCH) { |stdin, stdout, stderr|   stdout.each { |line|      AptCache.parse(line)   }}rescue Interruptend#Fin