#! /bin/sh
#------------------------------------------------------------------------------
# part of the sn-package for eisfair
# add a newsgroup
# last update: 2003/09/11
# (c) 2001-2003 by Christian Würdig (eisfair@chriswue.de)
#------------------------------------------------------------------------------

. /etc/config.d/sn

outgoing="/var/spool/news/.outgoing"
tmp="/tmp/.snserv"
defmax="200"
defexpt="1m"

create_login()
{
   if [ "$1" != "" ]; then
      echo
      if /var/install/bin/ask "Login required"; then
         cd $outgoing/$1:119
         echo
         echo -e "Login: \c"
         read login
         echo
         echo -e "Password: \c"
         read -s pass
         echo
         echo -e "retype Password: \c"
         read -s rpass
         echo
         if [ "$pass" = "$rpass" ]; then
            echo $login >username
            echo $pass >password
            cp /usr/local/sn/HELLO HELLO
            chmod 600 username password
            chown news username password HELLO
            chgrp news username password HELLO
         else
            echo
            colecho "Passwords are not equal, doing nothing" rd
         fi
      fi
   fi
}

add_group()
{
   touch /var/spool/news/.noservice
   su news -c "/usr/local/sn/snnewgroup $1 $2 2>>$SN_LOG_DIR/$SN_CONF_LOG"
   echo $defmax > /var/spool/news/$1/.max
   chown news /var/spool/news/$1/.max
   chgrp news /var/spool/news/$1/.max
   echo $defexpt > /var/spool/news/$1/.expire
   chown news /var/spool/news/$1/.expire
   chgrp news /var/spool/news/$1/.expire
   touch /var/spool/news/$1/.compress
   chown news /var/spool/news/$1/.compress
   chgrp news /var/spool/news/$1/.compress
   rm -f /var/spool/news/.noservice
   echo "Newsgroup $1 on server ${2:-local} added."
}

clrhome
colecho "add newsgroup" gn
echo
echo "add NG on"
echo "1) existing newsserver (or local NG)"
echo "2) new newsserver"
echo
echo "0) exit"
echo

exists=0
while [ 1 ]; do
   echo -e "> \c"
   read choice
   case "$choice" in
      0) echo; echo "quit"; echo
         /var/install/bin/anykey
         exit 0 ;;
      1) /var/install/bin/sn-getserver local
         if [ -f $tmp ]; then
            read ns < $tmp
            rm -f $tmp
         else
            echo; echo "quit"; echo
            /var/install/bin/anykey
            exit 0
         fi
         exists=1
         break ;;
      2) echo -e "server: \c"
         read ns
         break ;;
      *) colecho "choose 0, 1, or 2!" br x br ;;
   esac
done

tmp="/tmp/.sngl"
sdir="$outgoing/$ns:119"
if [ -f $sdir/grouplist ]; then
   echo
   echo -e "newsgroup (regex possible): \c"
   read regex
   grep "$regex" $sdir/grouplist > $tmp

   n=0
   while read line; do
      n=`expr $n + 1`
      eval ng_$n='"$line"'
   done < $tmp
   rm -f $tmp
   
   n=`expr $n + 1`
   eval ng_$n='"all groups"'

   if [ "$n" -gt 50 ]; then
      if ! /var/install/bin/ask "Display all $n possibilities"; then
         exit 0
      fi
   fi

   numb=$n
   n=0
   last=0
   while [ 1 ]; do
      clrhome
      colecho "Subscribe newsgroups (`expr $numb - 1` groups found matching '$regex')" gn
      echo
      row=1
      last=`expr $last + 1`
      while [ $row -le 20 -a "$n" -lt "$numb" ]; do
         n=`expr $n + 1`
         eval group='$ng_'$n
         echo -e "($n)\t$group"
         row=`expr $row + 1`
      done
      echo
      echo -e "Newsgroup to add ($last-$n, RETURN=Next page, 0=Return): \c"
      read a
      if [ "$a" != "" ]; then
         if [ "$a" -eq 0 ]; then
            break
         fi
         while [ "$a" -lt "$last" -o "$a" -gt "$n" ]; do
            echo -e "Newsgroup to add ($last-$n, RETURN=Next page, 0=Return): \c"
            read a
            if [ "$a" = "" ]; then
               break
            fi
            if [ "$a" -eq 0 ]; then
               break 2
            fi
         done
         if [ "$a" != "" ]; then
            eval group='$ng_'$a
            if [ "$group" = "all groups" ]; then
               n=0
               numb=`expr $numb - 1`
               while [ "$n" -lt "$numb" ]; do
                  n=`expr $n + 1`
                  eval group='$ng_'$n
                  add_group "$group" "$ns"
               done
               break
            else
               add_group "$group" "$ns"
               /var/install/bin/anykey
               last=`expr $last - 1`
               n=$last
            fi
         fi
      fi
      if [ "$n" -eq "$numb" ]; then
         n=0
      fi
      last=$n
   done
else
   echo
   echo -e "newsgroup (no regex possible due to missing grouplist): \c"
   read ng

   if [ "$ns" = "local" ]; then
       ns=""
   fi

   add_group "$ng" "$ns"
   if [ "$exists" = "1" ]; then
      echo "newsserver exists, skipping authorisation"
   else
      create_login "$ns"
   fi
fi

echo
/var/install/bin/anykey
exit 0