#! /bin/sh
. /usr/local/news/lib/innshellvars

##  $Revision: 1.2 $
##  SH script to send IHAVE batches out.

PROGNAME=`basename $0`
LOG=${MOST_LOGS}/${PROGNAME}.log

## How many Message-ID's per message.
PERMESSAGE=1000

##  Go to where the action is, start logging
cd $BATCH
umask 002
DEBUG=""
if [ "X$1" = X-d ] ; then
    DEBUG="-d"
    shift
else
    test ! -f ${LOG} && touch ${LOG}
    chmod 0660 ${LOG}
    exec >>${LOG} 2>&1
fi

echo "${PROGNAME}: [$$] begin `date`"

##  List of sitename:hostname pairs to send to
if [ -n "$1" ] ; then
    LIST="$*"
else
    echo "${PROGNAME}: [$$] no sites specified" >&2
    exit 1
fi

##  Do the work...
for SITE in ${LIST}; do
    case $SITE in
    *:*)
	HOST=`expr $SITE : '.*:\(.*\)'`
	SITE=`expr $SITE : '\(.*\):.*'`
	;;
    *)
	HOST=$SITE
	;;
    esac
    BATCHFILE=${SITE}.ihave.batch
    LOCK=${LOCKS}/LOCK.${SITE}.ihave
    trap 'rm -f ${LOCK} ; exit 1' 1 2 3 15
    shlock -p $$ -f ${LOCK} || {
	echo "${PROGNAME}: [$$] ${SITE}.ihave locked by `cat ${LOCK}`"
	continue
    }

    ##  See if any data is ready for host.
    if [ -f ${SITE}.ihave.work ] ; then
	cat ${SITE}.ihave.work >>${BATCHFILE}
	rm -f ${SITE}.ihave.work
    fi
    if [ ! -f ${SITE}.ihave -o ! -s ${SITE}.ihave ] ; then
	if [ ! -f ${BATCHFILE} -o ! -s ${BATCHFILE} ] ; then
	    rm -f ${LOCK}
	    continue
	fi
    fi
    mv ${SITE}.ihave ${SITE}.ihave.work
    ctlinnd -s -t30 flush ${SITE}.ihave || continue
    cat ${SITE}.ihave.work >>${BATCHFILE}
    rm -f ${SITE}.ihave.work
    if [ ! -s ${BATCHFILE} ] ; then
	echo "${PROGNAME}: [$$] no articles for ${SITE}.ihave"
	rm -f ${BATCHFILE}
	continue
    fi

    echo "${PROGNAME}: [$$] begin ${SITE}.ihave"

    ##  Write out the batchfile as a control message, in clumps.
    export SITE PERMESSAGE BATCHFILE
    while test -s ${BATCHFILE} ; do
	(
	    echo Newsgroups: to.${SITE}
	    echo Control: ihave `innconfval pathhost`
	    echo Subject: cmsg ihave `innconfval pathhost`
	    echo ''
	    ${SED} -e ${PERMESSAGE}q <${BATCHFILE}
	) | ${INEWS} -h
	${SED} -e "1,${PERMESSAGE}d" <${BATCHFILE} >${BATCHFILE}.tmp
	mv ${BATCHFILE}.tmp ${BATCHFILE}
    done
    echo "${PROGNAME}: [$$] end ${SITE}.ihave"
    rm -f ${LOCK}
done

echo "${PROGNAME}: [$$] end `date`"
