epm-query_file

#!/bin/sh
#
# Copyright (C) 2009, 2012  Etersoft
# Copyright (C) 2009, 2012  Vitaly Lipatov <lav@etersoft.ru>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#

load_helper epm-search_file

# copied from etersoft-build-utils/bin/rpmqf

# use and modify TOFILE recursively
__do_query_real_file()
{
	local LINKTO1 LINKTO
	local TOFILE
	
	# get canonical path
	if [ -e "$1" ] ; then
		TOFILE=$1
	else
		TOFILE=`which $1 2>/dev/null || echo $1`
		if [ "$TOFILE" != "$1" ] ; then
		echo "Note: $1 is placed as $TOFILE"
		fi
	fi
	
	# get value of symbolic link
	if [ -L "$TOFILE" ] ; then
		__do_query $TOFILE
		LINKTO=`readlink "$TOFILE"`
		echo "Note: $TOFILE is link to $LINKTO"
		__do_query_real_file "$LINKTO"
	fi
	FULLFILEPATH=`realpath $TOFILE`
}

dpkg_print_name_version()
{
	local ver i
	for i in $* ; do
		ver=$(dpkg -s $i 2>/dev/null | grep "Version:" | sed -e "s|Version: ||g")
		if [ -z "$ver" ] ; then
			echo "$i"
		else
			echo "$i-$ver"
		fi
	done
}


__do_query()
{
    local CMD
    case $PMTYPE in
        apt-rpm)
            CMD="rpm -qf"
            ;;
        apt-dpkg)
            showcmd dpkg -S $1
            dpkg_print_name_version $(dpkg -S $1 | grep -v "^diversion by" | sed -e "s|:.*||")
            return ;;
        yum-rpm|urpm-rpm)
            CMD="rpm -qf"
            ;;
        zypper-rpm)
            CMD="rpm -qf"
            ;;
        emerge)
            CMD="equery belongs"
            ;;
        pacman)
            CMD="pacman -Qo"
            ;;
        slackpkg)
            # note: need remove leading slash for grep
            docmd grep -R -- "$(echo $@ | sed -e 's|^/\+||g')" /var/log/packages | sed -e "s|/var/log/packages/||g"
            return
            ;;
        ipkg)
            CMD="ipkg files"
            ;;
        *)
            fatal "Have no suitable query command for $PMTYPE"
            ;;
    esac

    docmd $CMD $@
}


__do_short_query()
{
    local CMD
    case $PMTYPE in
        *-rpm)
            CMD="rpm -qf --queryformat %{NAME}\n"
            ;;
        NOapt-dpkg)
            showcmd dpkg -S $1
            dpkg_print_name_version $(dpkg -S $1 | sed -e "s|:.*||" | grep -v "^diversion by")
            return ;;
        NOemerge)
            CMD="equery belongs"
            ;;
        NOpacman)
            CMD="pacman -Qo"
            ;;
        NOslackpkg)
            # note: need remove leading slash for grep
            docmd grep -R "$(echo $@ | sed -e 's|^/\+||g')" /var/log/packages | sed -e "s|/var/log/packages/||g"
            return
            ;;
        *)
            fatal "Have no suitable query command for $PMTYPE"
            ;;
    esac

    docmd $CMD $@
}


epm_query_file()
{
    # in short mode print handle only real names and do short output
    # TODO: move to separate command?
    if [ -n "$short" ] ; then
        [ -n "$pkg_files" ] || fatal "Run query without file names (needed path to files)"
        __do_short_query $pkg_files
         return
    fi

    # file can exists or not
    [ -n "$pkg_filenames" ] || fatal "Run query without file names"

    for pkg in $pkg_filenames ; do
        __do_query_real_file "$pkg"
        __do_query $FULLFILEPATH || pkg_filenames=$pkg epm_search_file
    done

}