# Script Name   : move_files_over_x_days.py
# Author(s)     : Craig Richards ,Demetrios Bairaktaris
# Created       : 8th December 2011
# Last Modified : 25 December 2017
# Version       : 1.1
# Modifications : Added possibility to use command line arguments to specify source, destination, and days. 
# Description   : This will move all the files from the src directory that are over 240 days old to the destination directory.

import shutil
import sys
import time
import os
import argparse

usage = 'python move_files_over_x_days.py -src [SRC] -dst [DST] -days [DAYS]'
description = 'Move files from src to dst if they are older than a certain number of days.  Default is 240 days'

args_parser = argparse.ArgumentParser(usage=usage, description=description)
args_parser.add_argument('-src', '--src', type=str, nargs='?', default='.', help='(OPTIONAL) Directory where files will be moved from. Defaults to current directory')
args_parser.add_argument('-dst', '--dst', type=str, nargs='?', required=True, help='(REQUIRED) Directory where files will be moved to.')
args_parser.add_argument('-days', '--days', type=int, nargs='?', default=240, help='(OPTIONAL) Days value specifies the minimum age of files to be moved. Default is 240.')
args = args_parser.parse_args()

if args.days < 0:
	args.days = 0

src = args.src  # Set the source directory
dst = args.dst  # Set the destination directory
days = args.days #Set the number of days
now = time.time()  # Get the current time

if not os.path.exists(dst):
	os.mkdir(dst)

for f in os.listdir(src):  # Loop through all the files in the source directory
    if os.stat(f).st_mtime < now - days * 86400:  # Work out how old they are, if they are older than 240 days old
        if os.path.isfile(f):  # Check it's a file
            shutil.move(f, dst)  # Move the files