#! /bin/sh
#
# Browse contents of an installed RPM package.
# This filesystem works on the entries of the "rpms" filesystem.
#
# Written by Erik Troan (ewt@redhat.com) 1996
#            Jakub Jelinek (jj@sunsite.mff.cuni.cz) 1996
#            Tomasz Kłoczko (kloczek@rudy.mif.pg.gda.pl) 1997
# minor changes by Wojtek Pilorz (wpilorz@bdk.lublin.pl) 1997
# minor changes by Michele Marziani (marziani@fe.infn.it) 1997
# slight changes to put rpm to Trpm by Balazs Nagy (julian7@kva.hu) 1998
# locale bugfix by Michal Svec (rebel@penguin.cz) 2000
# (C) 1996 The Free Software Foundation.
#
#

# override any locale for dates
unset LC_ALL
LC_TIME=C
export LC_TIME

if rpm --nosignature --version >/dev/null 2>&1; then
  RPM="rpm --nosignature"
else
  RPM="rpm"
fi

mcrpmfs_list ()
{
    # set MCFASTRPM_DFLT to 1 for faster rpm files handling by default, to 0 for
    # slower handling
    MCFASTRPM_DFLT=0
    if test -z "$MCFASTRPM"; then
      MCFASTRPM=$MCFASTRPM_DFLT
    fi
    FILEPREF="-r--r--r--   1 0        0       "
    DESC=`$RPM -qi -- "$1"`
    DATE=`$RPM -q --qf "%{BUILDTIME:date}" -- "$1" | cut -c 5-11,21-24`
    HEADERSIZE=`echo "$DESC" | wc -c`
    echo "-r--r--r--   1 0        0     $HEADERSIZE $DATE HEADER"
    echo "-r-xr-xr-x   1 0        0       40 $DATE UNINSTALL"
    echo "dr-xr-xr-x   3 0        0   	   0 $DATE INFO"
    echo "$FILEPREF 0 $DATE INFO/NAME-VERSION-RELEASE"
    echo "$FILEPREF 0 $DATE INFO/GROUP"
    echo "$FILEPREF 0 $DATE INFO/BUILDHOST"
    echo "$FILEPREF 0 $DATE INFO/SOURCERPM"
    if test "$MCFASTRPM" = 0 ; then
     test "`$RPM -q --qf \"%{DISTRIBUTION}\" -- "$1"`" = "(none)" ||
 	 echo "$FILEPREF 0 $DATE INFO/DISTRIBUTION"
     test "`$RPM -q --qf \"%{VENDOR}\" -- "$1"`" = "(none)" ||
	 echo "$FILEPREF 0 $DATE INFO/VENDOR"
     test "`$RPM -q --qf \"%{DESCRIPTION}\" -- "$1"`" = "(none)" ||
         echo "$FILEPREF 0 $DATE INFO/DESCRIPTION"
     test "`$RPM -q --qf \"%{SUMMARY}\" -- "$1"`" = "(none)" ||
         echo "$FILEPREF 0 $DATE INFO/SUMMARY"
     if test "`$RPM -q --qf \"%{RPMTAG_PREIN}%{RPMTAG_POSTIN}%{RPMTAG_PREUN}%{RPMTAG_POSTUN}%{VERIFYSCRIPT}\" -- "$1"`" != "(none)(none)(none)(none)(none)"; then
	echo "dr-xr-xr-x   1 0        0        0 $DATE INFO/SCRIPTS"
	test "`$RPM -q --qf \"%{RPMTAG_PREIN}\" -- "$1"`" = '(none)' ||
	   echo "$FILEPREF 0 $DATE INFO/SCRIPTS/PREIN"
	test "`$RPM -q --qf \"%{RPMTAG_POSTIN}\" -- "$1"`" = '(none)' ||
	   echo "$FILEPREF 0 $DATE INFO/SCRIPTS/POSTIN"
	test "`$RPM -q --qf \"%{RPMTAG_PREUN}\" -- "$1"`" = '(none)' ||
	   echo "$FILEPREF 0 $DATE INFO/SCRIPTS/PREUN"
	test "`$RPM -q --qf \"%{RPMTAG_POSTUN}\" -- "$1"`" = '(none)' ||
	   echo "$FILEPREF 0 $DATE INFO/SCRIPTS/POSTUN"
	test "`$RPM -q --qf \"%{VERIFYSCRIPT}\" -- "$1"`" = '(none)' ||
	   echo "$FILEPREF 0 $DATE INFO/SCRIPTS/VERIFYSCRIPT"
        echo "$FILEPREF 0 $DATE INFO/SCRIPTS/ALL"
     fi
    else
     echo "$FILEPREF 0 $DATE INFO/DISTRIBUTION"
     echo "$FILEPREF 0 $DATE INFO/VENDOR"
     echo "$FILEPREF 0 $DATE INFO/DESCRIPTION"
     echo "$FILEPREF 0 $DATE INFO/SUMMARY"
     echo "dr-xr-xr-x   1 0        0        0 $DATE INFO/SCRIPTS"
     echo "$FILEPREF 0 $DATE INFO/SCRIPTS/PREIN"
     echo "$FILEPREF 0 $DATE INFO/SCRIPTS/POSTIN"
     echo "$FILEPREF 0 $DATE INFO/SCRIPTS/PREUN"
     echo "$FILEPREF 0 $DATE INFO/SCRIPTS/POSTUN"
     echo "$FILEPREF 0 $DATE INFO/SCRIPTS/VERIFYSCRIPT"
     echo "$FILEPREF 0 $DATE INFO/SCRIPTS/ALL"
    fi
    if test "$MCFASTRPM" = 0 ; then
     test "`$RPM -q --qf \"%{PACKAGER}\" -- "$1"`" = "(none)" ||
	 echo "$FILEPREF 0 $DATE INFO/PACKAGER"
     test "`$RPM -q --qf \"%{URL}\" -- "$1"`" = "(none)" ||
	 echo "$FILEPREF 0 $DATE INFO/URL"
     test "`$RPM -q --qf \"%{EPOCH}\" -- "$1"`" = "(none)" ||
	 echo "$FILEPREF 0 $DATE INFO/EPOCH"
     test "`$RPM -q --qf \"%{LICENSE}\" -- "$1"`" = "(none)" ||
	 echo "$FILEPREF 0 $DATE INFO/LICENSE"
    else
	 echo "$FILEPREF 0 $DATE INFO/PACKAGER"
	 echo "$FILEPREF 0 $DATE INFO/URL"
	 echo "$FILEPREF 0 $DATE INFO/EPOCH"
	 echo "$FILEPREF 0 $DATE INFO/LICENSE"
    fi
    echo "$FILEPREF 0 $DATE INFO/BUILDTIME"
    echo "$FILEPREF 0 $DATE INFO/RPMVERSION"
    echo "$FILEPREF 0 $DATE INFO/OS"
    echo "$FILEPREF 0 $DATE INFO/SIZE"
    if test "$MCFASTRPM" != 0 ; then
    $RPM -q --qf "[%{REQUIRENAME}\n]" -- "$1" | grep "(none)" > /dev/null ||
	echo "$FILEPREF 0 $DATE INFO/REQUIRENAME"
    $RPM -q --qf "[%{OBSOLETES}\n]" -- "$1" | grep "(none)" > /dev/null ||
	echo "$FILEPREF 0 $DATE INFO/OBSOLETES"
    $RPM -q --qf "[%{PROVIDES}\n]" -- "$1" | grep "(none)" > /dev/null ||
	echo "$FILEPREF 0 $DATE INFO/PROVIDES"
    $RPM -q --qf "[%{CONFLICTS}\n]" -- "$1" | grep "(none)" > /dev/null ||
	echo "$FILEPREF 0 $DATE INFO/CONFLICTS"
    test "`$RPM -q --qf \"%{CHANGELOGTEXT}\" -- "$1"`" = "(none)" ||
       echo "$FILEPREF 0 $DATE INFO/CHANGELOG"
    else 
	echo "$FILEPREF 0 $DATE INFO/REQUIRENAME"
	echo "$FILEPREF 0 $DATE INFO/OBSOLETES"
	echo "$FILEPREF 0 $DATE INFO/PROVIDES"
	echo "$FILEPREF 0 $DATE INFO/CONFLICTS"
        echo "$FILEPREF 0 $DATE INFO/CHANGELOG"
    fi

    $RPM -qlv -- "$1" | grep '^[A-Za-z0-9-]'
}

mcrpmfs_copyout ()
{
    case "$2" in
	HEADER) $RPM -qi -- "$1" > "$3"; exit 0;;
	UNINSTALL) echo "# Run this to uninstall this RPM package" > "$3"; exit 0;;
	INFO/NAME-VERSION-RELEASE)	$RPM -q --qf "%{NAME}-%{VERSION}-%{RELEASE}\n" -- "$1" > "$3"; exit 0;;
	INFO/RELEASE)		$RPM -q --qf "%{RELEASE}\n" -- "$1" > "$3"; exit 0;;
	INFO/GROUP)		$RPM -q --qf "%{GROUP}\n" -- "$1" > "$3"; exit 0;;
	INFO/DISTRIBUTION) 	$RPM -q --qf "%{DISTRIBUTION}\n" -- "$1" > "$3"; exit 0;;
	INFO/VENDOR)		$RPM -q --qf "%{VENDOR}\n" -- "$1" > "$3"; exit 0;;
	INFO/BUILDHOST)		$RPM -q --qf "%{BUILDHOST}\n" -- "$1" > "$3"; exit 0;;
	INFO/SOURCERPM)		$RPM -q --qf "%{SOURCERPM}\n" -- "$1" > "$3"; exit 0;;
	INFO/DESCRIPTION)	$RPM -q --qf "%{DESCRIPTION}\n" -- "$1" > "$3"; exit 0;;
	INFO/PACKAGER)		$RPM -q --qf "%{PACKAGER}\n" -- "$1" > "$3"; exit 0;;
	INFO/URL)		$RPM -q --qf "%{URL}\n" -- "$1" > "$3"; exit 0;;
	INFO/BUILDTIME)		$RPM -q --qf "%{BUILDTIME:date}\n" -- "$1" > "$3"; exit 0;;
	INFO/EPOCH)		$RPM -q --qf "%{EPOCH}\n" -- "$1" > "$3"; exit 0;;
	INFO/LICENSE)		$RPM -q --qf "%{LICENSE}\n" -- "$1" > "$3"; exit 0;;
	INFO/RPMVERSION)	$RPM -q --qf "%{RPMVERSION}\n" -- "$1" > "$3"; exit 0;;
	INFO/REQUIRENAME)	$RPM -q --qf "[%{REQUIRENAME} %{REQUIREFLAGS:depflags} %{REQUIREVERSION}\n]" -- "$1" > "$3"; exit 0;;
	INFO/OBSOLETES)		$RPM -q --qf "[%{OBSOLETENAME} %|OBSOLETEFLAGS?{%{OBSOLETEFLAGS:depflags} %{OBSOLETEVERSION}}:{}|\n]" -- "$1" > "$3"; exit 0;;
	INFO/PROVIDES)		$RPM -q --qf "[%{PROVIDES}\n]" -- "$1" > "$3"; exit 0;;
	INFO/CONFLICTS)		$RPM -q --qf "[%{CONFLICTS}\n]" -- "$1" > "$3"; exit 0;;
	INFO/SCRIPTS/PREIN)	$RPM -q --qf "%{RPMTAG_PREIN}\n" -- "$1" > "$3"; exit 0;;
	INFO/SCRIPTS/POSTIN)	$RPM -q --qf "%{RPMTAG_POSTIN}\n" -- "$1" > "$3"; exit 0;;
	INFO/SCRIPTS/PREUN)	$RPM -q --qf "%{RPMTAG_PREUN}\n" -- "$1" > "$3"; exit 0;;
	INFO/SCRIPTS/POSTUN)	$RPM -q --qf "%{RPMTAG_POSTUN}\n" -- "$1" > "$3"; exit 0;;
	INFO/SCRIPTS/VERIFYSCRIPT)	$RPM -q --qf "%{VERIFYSCRIPT}\n" -- "$1" > "$3"; exit 0;;
	INFO/SCRIPTS/ALL)		$RPM -q --scripts -- "$1" > "$3"; exit 0;;
	INFO/SUMMARY)		$RPM -q --qf "%{SUMMARY}\n" -- "$1" > "$3"; exit 0;;
	INFO/OS)		$RPM -q --qf "%{OS}\n" -- "$1" > "$3"; exit 0;;
	INFO/CHANGELOG)		$RPM -q --qf "[* %{CHANGELOGTIME:date} %{CHANGELOGNAME}\n%{CHANGELOGTEXT}\n\n]\n" -- "$1" > "$3"; exit 0;;
	INFO/SIZE)		$RPM -q --qf "%{SIZE} bytes\n" -- "$1" > "$3"; exit 0;;
	*)
	    cp "/$2" "$3"
    esac
}

mcrpmfs_run ()
{
    case "$2" in
	UNINSTALL) echo "Uninstalling $1"; rpm -e -- "$1"; exit 0;;
    esac
}

name=`sed 's/.*\///;s/\.trpm$//' "$2"`

case "$1" in
  list) mcrpmfs_list "$name"; exit 0;;
  copyout) mcrpmfs_copyout "$name" "$3" "$4"; exit 0;;
  run) mcrpmfs_run "$name" "$3"; exit 1;;
esac
exit 1
