#
#   cron.py
#
#   List the logged (executed) cron jobs and their commands (uses syslog file)
#
#   NOTE: This file is now deprecated in favour of the newer journald mechanism
#   used in cron-journald.py. This parser is still functional but is slower and
#   has less features. Please switch over if possible.
#

import re

from ..formatting import *
from ..util import readlog, resolve
from .. import config
from .. import util

import logging
logger = logging.getLogger(__name__)

def parse_log():

    logger.warning("NOTE: This cron parser is now deprecated. Please use cron-journald if possible.")

    logger.debug("Starting cron section")
    section = Section("cron")

    matches = re.findall('.*CMD\s*\(\s*(?!.*cd)(.*)\)', readlog(config.prefs['logs']['cron']))
    num = len(matches)
    commands = []
    for match in matches:
        commands.append(str(match))
    # commands.append([str(match)for match in matches])
    #logger.debug("found cron command " + str(commands))
    logger.info("Found " + str(num) + " cron jobs")
    jobs_data = Data(str(num) + " cron jobs run")
    section.append_data(jobs_data)

    if (num > 0):
        logger.debug("Analysing cron commands")
        cmd_data = Data("Top cron commands")
        cmd_data.items = ("`{0}`".format(x) for x in commands)
        cmd_data.orderbyfreq()
        cmd_data.truncl(config.prefs['maxcmd'])
        section.append_data(cmd_data)

    logger.info("Finished cron section")
    return section