#!/bin/sh
#
# Add item to worklist, start the worklist processor if it is not already
# running.
#
# These worklist items will running keeper (one at a time) for each newly
# downloaded episode. (Each keeper run already does multiple background jobs
# so it would be counterproductive to do multiple keeper runs at the same
# time).
#
# The args I get are the recorddate-id and the episodename
#
# Special case no args to extract info from current directory.
#
mydir=`dirname $0`
PATH=`$mydir/echo-path`
export PATH
#
if [ "$#" = 0 ]
then
   t1=`/bin/pwd`
   t2=`basename $t1`
   basefile=`echo $t2 | sed -r -e 's/^[0-9]+-[0-9]+-[0-9]+-[0-9]+-//'`
   id=`echo $t2 | sed -e 's/-'$basefile'$//'`
else
   id="$1"
   basefile="$2"
fi
#
topdir="/huge/vids"
whodir="$topdir/DoctorWho"
dbdir="$whodir/.data"
workdir="$dbdir/worklist"
#
[ -d "$workdir" ] || mkdir -p "$workdir"
if [ -d "$workdir" ]
then
   mpgdir="$whodir/$id-$basefile"
   if [ -d "$mpgdir" ]
   then
      workfile="$workdir/$$-$basefile.work"
      ( umask 077 ; echo cd '"'$mpgdir'"' > "$workfile.temp" )
      ( umask 077 ; echo exec \> work.log 2\>\&1 >> "$workfile.temp" )
      ( umask 077 ; echo $topdir/scripts/keeper '"'$basefile.mpg'"' >> \
                        "$workfile.temp" )
      mv "$workfile.temp" "$workfile"
      nohup keep-working > /dev/null 2>&1 < /dev/null &
   else
      echo $mpgdir is not a directory 1>&2
      exit 2
   fi
else
   echo Unable to create $workdir 1>&2
   exit 2
fi