#!/usr/bin/python

import re
import os
import sys
import tempfile
import optparse

from datetime import date, datetime, timedelta

parser = optparse.OptionParser(
    usage='%prog [options]',
    description=('Evora log scanner'))
parser.add_option(
    '--startdate',
    help='start scan at a given date (dd-mm-yyyy), defaults to "today"',
    metavar='STARTDAY',
    default='today'
)
parser.add_option(
    '--count',
    help='how many days to scan, defaults to "1"',
    metavar='COUNT',
    default='1'
)
parser.add_option(
    '--debug',
    help='debug',
    action='store_true'
)
options, args = parser.parse_args()

daycount = int(options.count)

if options.startdate == 'today':
    datestart = datetime.today()
else:
    datere=re.compile(r'(\d\d)-(\d\d)-(\d\d\d\d)')
    matches = datere.search(options.startdate)
    if not matches:
        print "imput date of '%s' not correct format: dd-mm-yyyy"%options.startdate
        sys.exit(-1)
    datestart = datetime(
        int(matches.group(3)),
        int(matches.group(2)),
        int(matches.group(1)) )

date1 = datestart.strftime("%d/%b/%G")
date2 = datestart.strftime("%G-%m-%d")
date1list=[date1]
date2list=[date2]
if daycount < 0:                                              
    rangelist = range(daycount,0)                             
else:                                                         
    rangelist = range(1,daycount)                             
                                                              
for i in rangelist:                                           
    tmpdate = datestart + timedelta(days=i)                   
    print tmpdate
    tmpdate1 = tmpdate.strftime("%d/%b/%G")                   
    date1list.append(tmpdate1)                                
    tmpdate2 = tmpdate.strftime("%G-%m-%d")                   
    date2list.append(tmpdate2)                                
                                                              
date1 = '(' + '|'.join(date1list) + ')'                       
date2 = '(' + '|'.join(date2list) + ')'                       
                                                              
print date1                                                   
print date2