#########################################################################
#
# Subroutine for bulding from source
#
#########################################################################
#
# Copyright Rainer Wichmann (2005)
#
# License Information:
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#

#------------------------------------------------------------------------
# List available sources
#------------------------------------------------------------------------
listSRC() {


    OKSRCLIST=""; export OKSRCLIST

    echo > $tmpF;

    needEXE ls gpg

    cd "${basedir}/source" || printFATAL "could not cd to ${basedir}/source"

    LIST=`ls samhain*.tar.gz 2>/dev/null`

    if test x"$LIST" = x
    then
	printFATAL "No source tarball found in ${basedir}/source. Please use 'deploy.sh download'." 
    fi

    for ff in $LIST
    do
	sh_version=`echo "$ff" | sed 's/.*samhain\-//g' | sed 's/\.tar\.gz//g'`
	if test x"${sh_version}" = x
	then
	    printFATAL "Cannot determine version for $ff"
	fi

	if test "$ff" != "samhain-${sh_version}.tar.gz"
	then
	    printFATAL "Version number not correctly extracted from $ff"
        fi

	if test -f "samhain-${sh_version}.tar.gz.asc"
	then
	    :
	else
	    printWARNING "No detached signature for $ff found"
	    continue
        fi

	sig_lines=`(LANG="C"; gpg --status-fd 1 --verify "samhain-${sh_version}.tar.gz.asc" "samhain-${sh_version}.tar.gz" 2>/dev/null)`
        sig_ok=`echo ${sig_lines} | grep 'GOODSIG'`
        sig_nokey=`echo ${sig_lines} | grep 'NO_PUBKEY'`

	if test x"${sig_nokey}" != x
	then
	    printWARNING "Public key (ID 0F571F6C) not found, trying to import it."
	    gpg --import ${basedir}/private/0F571F6C.asc 2>&5
	    sig_lines=`(LANG="C"; gpg --status-fd 1 --verify "samhain-${sh_version}.tar.gz.asc" "samhain-${sh_version}.tar.gz" 2>/dev/null)`
            sig_ok=`echo ${sig_lines} | grep 'GOODSIG'`
            sig_nokey=`echo ${sig_lines} | grep 'NO_PUBKEY'`
        fi

	if test x"${sig_nokey}" != x
	then
	    printFATAL "Importing public key failed."
        fi

        if test x"${sig_ok}" = x
        then
	    printWARNING "File $ff has no good signature"
	    continue
        fi

	if test x"$1" = x
	then
	    OKSRCLIST="$OKSRCLIST ${sh_version}"
        else
	    if test x"$1" = x"${sh_version}"
	    then
		OKSRCLIST="${sh_version}"
		return 0
	    fi
        fi
    done

    if test x"$OKSRCLIST" = x
    then
	printFATAL "No source tarball found. Please use 'deploy.sh download'." 
    fi

    for dd in $OKSRCLIST
    do
      echo $dd >> "$tmpF"
    done

    OKSRCLIST=`cat "$tmpF" | sort -r | sed 9q`
    export OKSRCLIST

    rm -f "$tmpF" && touch "$tmpF"
    echo $OKSRCLIST > "$tmpF"

    return 0
}

selBVERSION() {
    #---------------------------------------------------------------------
    # Select version to build
    #---------------------------------------------------------------------
    if test x"$src_version" = x
    then
	if test x"$assumeyes" = x1
	then
	    printFATAL "No version selected, aborting."
	fi

	promptINFO "Checking which versions are available"

	((listSRC | tee -a "$lastlog") 6>&1 1>&2 2>&6 | \
        tee -a "$lastlog") 6>&1 1>&2 2>&6
	OKSRCLIST=`cat "$tmpF"`
	n=0
	for word in $OKSRCLIST
	do
	    n=`expr $n + 1`
	    eval part$n="$word"
	done

	command="promptMENU 'Please select version to build' "
	for word in $OKSRCLIST
	do
	    command="$command '${word}'"
	done
	eval ${command}
	m=$?
	if test x$m = x1
	then
	    (exit 0); exit 0; 
	elif test x$m = "x-1"
	then
	    printFATAL "Something went wrong !"
	else
	    src_version="$MENU"; export src_version
	fi

    else
	((listSRC "$src_version" | tee -a "$lastlog") 6>&1 1>&2 2>&6 | \
        tee -a "$lastlog") 6>&1 1>&2 2>&6
    fi
}

selBARCH() {
    #---------------------------------------------------------------------
    # Select arch to build
    #---------------------------------------------------------------------
    if test x"$arch" = x
    then
	if test x"$assumeyes" = x1
	then
	    printFATAL "No operating system selected, aborting."
	fi
	cd "$basedir"/configs || printFATAL "Cannot cd to $basedir/configs !"
	LIST=`ls *.configure 2>/dev/null`
	if test x"$LIST" = x
	then
		printFATAL "No config files found in ${basedir}/configs." 
        fi

	n=0
	command="promptMENU 'Please select operating system of build host' "
	ALIST=""
	FLIST=""
	for ff in $LIST
	do
	    n=`expr $n + 1`
	    osp=`echo $ff | sed s/\.configure//`
	    ALIST="$ALIST $osp"
	    FLIST="$FLIST $osp"
	    if test $n -lt 8
	    then
		command="$command '${osp}'"
            fi
	done
	command="$command other"
	    
	eval ${command}
	m=$?
	if test x$m = x1
	then
	    (exit 0); exit 0;
	elif test x$m = "x-1"
	then
	    printFATAL "Something went wrong !"
	else
	    arch="$MENU"; export arch
	    if test x"$arch" = xother
	    then
		promptINPUT "Please select operating system of build host from $FLIST or enter new one"
		if test x$m = x1
		then
		    (exit 0); exit 0;
		elif test x$m = "x-1"
		then
		    printFATAL "Something went wrong !"
		else
		    found=`echo $FLIST | sed -n /$INPUT/p 2>/dev/null`
		    if test x"$found" = x
		    then
			printLOG "Copy configuration for $INPUT from generic"
			cp generic.configure "${INPUT}.configure"
		    fi
		    arch="$INPUT"; export arch
		fi
            fi
	fi

    fi
    # arch selected or exited
}

selBFORMAT() {
    if test x"$format" = x
    then
	promptMENU "Please select format of binary package" "run" "rpm" "deb" "tbz2" "solaris-pkg" "depot"
	if test x$m = x1
	then
	    (exit 0); exit 0
	elif test x$m = "x-1"
	then
	    printFATAL "Something went wrong !"
	else
	    format="$MENU"; export format
	fi
    fi
}