#!/bin/bash
#
# Written by stickster :)
# Mangled by megacoder ;-P
#
# Pull all active FDP docs from CVS, build and install HTML in
# TARGETDIR folder.
#
# This script is not designed to be run inside a local CVS repository;
# it is only stored here for convenience and upkeep.  It may be used
# in DocsRawhide as part of a build system of some sort.  On the other
# hand, it may be vaporized.
#

MYSELF="$(basename "$0")"
NOW="$(date +%Y%m%d%H%M%S)"

print_usage() {
    echo "$MYSELF: Usage: $MYSELF [options...]"
    echo "   -m WORKDIR   : set home directory, default $HOME"
    echo "   -f FDPDIR    : set d/l dir for CVS, default $FDPDIR"
    echo "   -D TARGETDIR : set target dir for built files, default $TARGETDIR"
    echo "   -a ANONCVS   : set CVS repo location (cvs -d), default $ANONCVS"
    echo "   -r REV       : checkout REV from CVS (global), default $REV"
    echo "   -Q           : make CVS checkout less quiet"
    echo "   -c           : build chunked HTML"
    echo "   -n           : build HTML nochunks"
    echo "   -p           : build PDF (not working currently)"
    echo "   -t           : build tarball"
    echo "   -h           : print usage (this message)"
    echo "   -k           : continue building in face of errors"
}


set_vars() {
    [ -z "$WORKDIR" ] && WORKDIR="${HOME}"
    [ -z "$FDPDIR" ] && FDPDIR="${WORKDIR}/fdpdocs-cvs${NOW}"
    [ -z "$TARGETDIR" ] && TARGETDIR="/var/www/webtest/docs"
    # Do this anonymously for now
    [ -z "$ANONCVS" ] && ANONCVS=":pserver:anonymous@cvs.fedora.redhat.com:/cvs/docs"
    [ -z "$REV" ] && REV="HEAD"
    [ -z "$REDIR" ] && REDIR="/dev/null"
    [ -z "$QUIET" ] && QUIET="-Q"
}


# just to make sure defaults are read
unset FDPDIR HTMLDIR ANONCVS TAG CHUNKS NOCHUNKS PDF TARBALL VERBOSE
unset KEEPON
BUILDS=0

while getopts "m:f:D:a:r:Qcnpthvk" OPT; do
    case $OPT in
	m )
	    WORKDIR="$OPTARG"
	    ;;
	f )
	    FDPDIR="$OPTARG"
	    ;;
	D )
	    TARGETDIR="$OPTARG"
	    ;;
	a )
	    ANONCVS="$OPTARG"
	    ;;
	r )
	    REV="$OPTARG"
	    ;;
	Q )
	    QUIET="-q"
	    ;;
	c )
	    CHUNKS="yes"
	    BUILDS=$(($BUILDS+1))
	    ;;
	n )
	    NOCHUNKS="yes"
	    BUILDS=$(($BUILDS+1))
	    ;;
	p )
	    PDF="yes"  # But PDF doesn't work yet, don't do this!
	    BUILDS=$(($BUILDS+1))
	    ;;
	t )
	    TARBALL="yes"
	    BUILDS=$(($BUILDS+1))
	    ;;
	h )
	    set_vars
	    print_usage
	    exit 0
	    ;;
	v )
	    REDIR="/dev/stdout"
	    ;;
	k )
	    KEEPON="-k"
	    ;;
	* )
	    echo "$MYSELF: invalid option: $OPT"
	    print_usage
	    exit 10
	    ;;
    esac
done
shift $(($OPTIND - 1))


if [ $BUILDS -lt 1 ]; then
    echo "$MYSELF: nothing to do, try selecting one of [-c|-n|-p|-t]"
    exit 20
fi


set_vars
mkdir "${FDPDIR}" || ( echo "Could not mkdir ${FDPDIR}" ; exit 254 )
mkdir -p "${TARGETDIR}" || ( echo "Could not mkdir ${FDPDIR}" ; exit 254 )
pushd "${FDPDIR}" >/dev/null || ( echo "Could not pushd ${FDPDIR}" ; exit 253 )


echo "Checking out docs-common from Fedora Docs CVS"
#cvs -d $ANONCVS login
cvs "$QUIET" -z3 -d $ANONCVS co docs-common

# for DOC in `cat docs-common/bin/active`; do
xargs -n1 echo <docs-common/bin/active |
while read DOC;
do
    DONE=""
    echo "Checking out module $DOC from Fedora Docs CVS"
    cvs "$QUIET" -z3 -d $ANONCVS co $DOC 2>&1 > $REDIR
    pushd "$DOC" >/dev/null || (echo "Couldn't cd to $DOCDIR" ; exit 252 )
    make showvars > tmpvars
    . tmpvars
    rm -f tmpvars
    if [ "$CHUNKS" = "yes" ]; then
	echo "Making chunked HTML for ${DOCBASE}"
	make ${KEEPON} html 2>&1 > $REDIR || ( echo "$MYSELF: CHUNKS failed" ;\
	    exit 251 )
	for LANG in $LANGUAGES ; do
	    DESTDIR="${TARGETDIR}/${DOCBASE}/${LANG}"
	    [ ! -d "$DESTDIR" ] && mkdir -p $DESTDIR
	    cp -r "${DOCBASE}-${LANG}/"* "${DESTDIR}"
	done
    fi
    if [ "$NOCHUNKS" = "yes" ]; then
	echo "Making nochunks HTML for ${DOCBASE}"
	make ${KEEPON} html-nochunks 2>&1 > $REDIR || 
		( echo "$MYSELF: NOCHUNKS failed" ; exit 251 )
	for LANG in $LANGUAGES ; do
	    DESTDIR="${TARGETDIR}/${DOCBASE}/" # add $LANG if desired
	    [ ! -d "$DESTDIR" ] && mkdir -p $DESTDIR
	    cp -r "${DOCBASE}-${LANG}.html" "${DESTDIR}"
	done
    fi
    if [ "$TARBALL" = "yes" ]; then
	echo "Making tarball for ${DOCBASE}"
	make tarball 2>&1 > $REDIR || ( echo "$MYSELF: TARBALL failed" ;\
	    exit 251 )
	for LANG in $LANGUAGES ; do
	    DESTDIR="${TARGETDIR}/${DOCBASE}/" # add $LANG if desired
	    [ ! -d "$DESTDIR" ] && mkdir -p $DESTDIR
	    cp -r "${DOCBASE}-${LANG}.tar.gz" "${DESTDIR}"
	done
    fi

    popd >/dev/null
    
done
    

popd >/dev/null
[ "$FDPDIR" != "/" ] && [ "$FDPDIR" != "$HOME" ] && rm -rf "${FDPDIR}"
exit 0