❔ Split the QUERY_STRING variables in URL paths of locally mirrored files seperated by ampersands and starting with a question mark

urlargs-from-filename.rb

#!/usr/bin/env ruby
# coding: utf-8
#
# Parse CGI variable names from files stored by tools such as:
#   wget, wayback_archive_downloader, etc.
#
# Written By:   Derek Callaway [derek.callaway (AT) ioactive {D0T} org]
# Last Updated: Wed Dec 27 04:30:02 PST 2017
# Tested On:    Linux 4.4.0-43-Microsoft #1-Microsoft Wed Dec 31 14:42:53 PST 2014
#

require 'find'

names = []

ARGV.each do |a|
  begin
    Find.find(a) do |x|
      if File.file?(x)
        anind = x.index('?')

        next if !anind

        uargs = x[anind .. -1]
        
        next if uargs.empty?

        uvars = uargs.split('&')

        next if !uvars or uvars.empty?

        asize = names.size

        uvars.each do |v|
          v = v[1 .. -1] if v.size > 1 and v.first.eql?('?')
          n = v.split('=')

          next if !n or n.empty?

          asize = names.size

          if !names.include?(n.first)
            STDOUT.print("#{n.first} ")

            names << n.first
          end

          STDOUT.puts if names.size != asize
        end
      end
    end
  rescue Exception => e
    STDERR.puts(e.backtrace.join(' '))
    STDERR.puts(e.inspect)
  end
end

exit 0