#!/usr/bin/ruby
#title:File Modification, backup and generation Log
#author:Aaron Radke
#date:2007-10-01
#		add include list
#date:2007-09-27
#		add skip_list
#		add dir_list
#		clean up the options file
#date: 2007-09-20
#		add file backup functions
#date: 2007-08-23
#  rubify for windows
#-------------
require 'find'
require 'fileutils'
   
#constants
HOME=ENV['userprofile']
LOG="#{HOME}/Library/Logs/fmodlog.log"
DIR_LIST = ["#{HOME}/Desktop","#{HOME}/My Documents","#{HOME}/bin"]
INCLUDE_LIST = ['\.rb$','\.aao$','\.txt','\.doc','\.ppt','\.html','\.vsd','\.xls','\.h','\.c','\.cpp','\.java','\.pde']
SKIP_LIST = ['\bTemp\b','\bLocal Settings','\bLogs\b','\.LOG$',"MS_HTML_Model_1_US_Only","no_sync"]
DO_BACKUP = true
BACKUP_DIR = "H:/backup"
PAUSE_MINUTES=5
   
      
def backup(filename)
   INCLUDE_LIST.each{|p|
      if filename =~ /#{p}/i
         copyToDateFolder(filename,BACKUP_DIR)
      end
   }
end
   
def copyToDateFolder(file,dir)
   now = Time.new()
   datestamp = now.strftime("%Y-%m-%d")
   date_dir = "#{dir}/#{datestamp}"
   if ! File.exists?(date_dir)
      Dir.mkdir(date_dir)
   end
   FileUtils.cp(file,date_dir)
end
   
      
puts "fmodlog.rb scanning every #{PAUSE_MINUTES} minutes..."
puts "==========="
pause_seconds = PAUSE_MINUTES*60
begin
   #init
   now = Time.new()
   datestamp = now.strftime("%Y-%m-%d %H:%M:%S")
   filecount = 0
   puts "------#{datestamp}----"
      
   logfile = File.open(LOG,"a")
   Find.find(*DIR_LIST) do |filename|
      SKIP_LIST.each{|p|
         if filename =~ /#{p}/i
            puts "Skip: #{filename}"
            Find.prune
            next
         end
      }
         
      if File.file?(filename)
         filecount = filecount.next
         file = File.stat(filename)
         if file.mtime > (now - pause_seconds)
            puts "#{file.mtime.strftime("%Y-%m-%d %H:%M:%S")} #{filename}"
            logfile.puts "#{datestamp} #{filename}"
            backup(filename) if DO_BACKUP
         end
         # print "#{filecount}, " if filecount % 1000 == 0
      end
   end
   logfile.close
   puts "Sleeping #{PAUSE_MINUTES} minutes after checking #{filecount} files ..."
end while sleep(pause_seconds)