#!/bin/bash
#
#  create static XHTML pages for statistics for a given awstats config
#
AWSDIR="/usr/share/awstats"
AWSTOOL="$AWSDIR/tools"
#AWSROOT="/var/www/cgi-bin/wwwroot"
CONFDIR="/etc/egscripts/egawstats/awstatsconf"
CMD="$AWSTOOL/awstats_buildstaticpages.pl"
#ARGS="-update -awstatsprog=/var/www/cgi-bin/awstats.pl"
ARGS="-update -awstatsprog=/var/www/cgi-bin/awstats.pl"
#
# set defaults
MODE="help"
CONF=""
RESULTS=""
LOG="/var/log/egawstats.log"
NICE="19"
#
# work out dates
thismonth() {
  MM=`date +%m`
  MONTH=`date +%B`
  YEAR=`date +%Y`
}
#
# function to direct a message...
message() {
  TIMESTAMP=`date  '+%Y-%m-%d %H:%M.%S'`
  echo "$0: $TIMESTAMP $@" >> $LOG
}
#
# insert a blank line into the log and on the console
insert_blank() {
  echo "" >> $LOG
}
#
# work out dates
lastmonth() {
  MM=`date -d "last month" +%m`
  MONTH=`date -d "last month" +%B`
  YEAR=`date -d "last month" +%Y`
}
#
# choose a default just to be safe
thismonth 
#
# get command line args
# start log with a blank line...
insert_blank
while test $# -ne 0 ; do
  case $1 in
    --config|-c)
    shift
    CONF=$1
    ;;
    --results|-r)
    shift
    RESULTS=$1
    ;;
    --this)
    thismonth
    message "getting details for current month ($MONTH $YEAR)"
    ;;
    --last)
    lastmonth
    message "getting details for last month ($MONTH $YEAR)"
    ;;
    --help|?|-h)
    MODE="help"
    ;;
  esac
  shift
done
#
# check for mode
message "$CONF and $RESULTS"
if [ -z $CONF -o -z $RESULTS ] ; then
  MODE="help"
else
  MODE="run"
fi

if test $MODE == "run" ; then 
  #message "using config in $CONFDIR/awstats.$CONF.conf, putting results into $RESULTS"
  YEARDIR=$RESULTS/$YEAR
  if ! test -d $YEARDIR ; then
    message "creating new year directory: $RESULTS/$YEAR"
    mkdir $YEARDIR
  fi

#  if test -d $YEARDIR ; then
#    nice -n $NICE $CMD $ARGS -config=$CONF -month=all -year=$YEAR -dir=$YEARDIR 2>&1 > /dev/null
#    # link the basic xml file to an index.html...
#    ln -sf $YEARDIR/awstats.$CONF.html $YEARDIR/index.html
#  fi 

  MONTHDIR=$YEARDIR/$MM
  if ! test -d $MONTHDIR ; then
    message "creating new month directory: $MONTHDIR"
    mkdir $MONTHDIR
  fi
  if test -d $MONTHDIR ; then 
    # run the awstats command to build the files for that month
    #message "running test on month $MM, year $YEAR"
    nice -n $NICE $CMD $ARGS -config=$CONF -month=$MM -year=$YEAR -dir=$MONTHDIR 2>&1 > /dev/null
#    $CMD $ARGS -config=$CONF -month=$MM -year=$YEAR -dir=$MONTHDIR
    # link the basic xml file to an index.html...
    ln -sf $MONTHDIR/awstats.$CONF.html $MONTHDIR/index.html
  else
    message "Couldn't find $DIR!  Exiting"
    exit 1
  fi
else 
  echo "$0, copyright 2005 Egressive Limited, www.egressive.com"
  echo ""
  echo "Usage: $0 {-c config -r results_path --last | --this | -h}"
  echo "-r or --results - the absolute path to the directory"
  echo "   to populate with the year/month/ XHTML results files"
  echo "-c or --config - the AWSTATS configuration name, probably"
  echo "   in /etc/awstats - the name is awstats.[name].conf"
  echo "-h or --help - this help message"
fi
exit 0