##-----------------------------------------------------------------------------
## /etc/rc.d/rc200.cpmvrmlog - copy or move files on shutdown
##
## Creation:     23.05.2004  lanspezi
## Last Update:  $Id$
## Changes for art=backup based on code from bgehl
## Minor cleanups, support for timestamps and directories added by HBc 06-04-08
##-----------------------------------------------------------------------------

if [ "$OPT_CPMVRMLOG" = "yes" ]
then

    begin_script CPMVRMLOG "CPMVRMLOG creating config and files ..."

    mkdir -p /var/run/cpmvrmlog

    if [ "$CPMVRMLOG_VERBOSE" = "yes" ]
    then
        echo "yes" > /var/run/cpmvrmlog/verbose
    fi 

    if [ "$CPMVRMLOG_DEVRAM_CHECK" = "yes" ]
    then
        echo "$CPMVRMLOG_DEVRAM_FREE" > /var/run/cpmvrmlog/check.blks  
        ### use function from opt_easycron ###
        add_crontab_entry "*/2 * * * *" "/usr/local/bin/cpmvrmlog/check.sh"
    fi


    # create sh-files for all cpmvrmlog_n
    idx=1
    while [ "$idx" -le "$CPMVRMLOG_N" ]
    do
        eval art='$CPMVRMLOG_'$idx'_ACTION'    
        eval quell='$CPMVRMLOG_'$idx'_SOURCE'
        eval ziel='$CPMVRMLOG_'$idx'_DESTINATION'
        eval custom='$CPMVRMLOG_'$idx'_CUSTOM'
        eval maxcount='$CPMVRMLOG_'$idx'_MAXCOUNT'
        if [ -z "$maxcount" ]
        then
            maxcount=0
        fi
        eval crontime='$CPMVRMLOG_'$idx'_CRONTIME'
        shfilebase="${art}_$idx.sh"
        shfile="/var/run/cpmvrmlog/$shfilebase"

        {
            echo "#!/bin/sh"
            echo "## $shfile created by rc200.cpmvrmlog"
            echo "##"
            echo "## this file is executed by cron or by /usr/local/bin/cpmvrmlog.sh"
            echo "##"
            echo ""
            echo "compress=\"$CPMVRMLOG_COMPRESS\""      
            echo ""
            echo "for srcfile in $quell"
            echo "do"
            echo "    if [ -f \$srcfile -o -d \$srcfile ]"
            echo "    then"
            
            # "delete" shouldn't have a destination anyway, but you never know...
            if [ "$art" != "delete" ]
            then
                echo "        if [ ! -d $ziel ]"
                echo "        then" 
                echo "            mkdir -p $ziel"
                echo "        fi"
            fi
            
            echo "        quellfile=\"\`basename \$srcfile\`\""

            if [ "$art" != "backup" ]
            then
                echo "       tmpext=\"cpmvrm-\$\$\""
            fi
            echo ""
            
            if [ "$art" = "move" -o "$art" = "copy" ]
            then
                # zielfile evaluation must be made at script runtime on a file by file base
                echo "        if [ -f \$srcfile  -a \"\$compress\" = \"yes\" ]"
                echo "        then"
                echo "            zielfile=\"$ziel/\$quellfile.gz\""
                echo "        else"
                echo "            zielfile=\"$ziel/\$quellfile\""
                echo "        fi"
                if [ $maxcount -gt 0 ]
                then
                    # check old files for maxcount
                    echo ""
                    echo "        if [ -f \$zielfile.$maxcount -o -d \$zielfile.$maxcount ]"
                    echo "        then"
                    echo "            rm -rf \$zielfile.$maxcount"
                    echo "            /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - removed oldest version of \$zielfile\""
                    echo "        fi"
                    echo "        var_x=`/usr/bin/expr $maxcount - 1`"
                    echo "        while [ \"\$var_x\" -gt \"0\" ]"
                    echo "        do"
                    echo "            if [ -f \$zielfile.\$var_x -o -d \$zielfile.\$var_x ]"
                    echo "            then"
                    echo "                mv \$zielfile.\$var_x \$zielfile.\`expr \$var_x + 1\`"
                    echo "            fi"
                    echo "            var_x=\`expr \$var_x - 1\`"
                    echo "        done"
                elif [ $maxcount -eq 0 ]
                then
                    # delete directory tree if srcfile is a directory
                    # (single files will be overwritten automatically)
                    echo "        if [ -d \$srcfile ]"
                    echo "        then"
                    echo "            rm -rf \$zielfile"
                    echo "            /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - removed directory tree \$zielfile\""
                    echo "        fi"
                fi

                if [ "$art" = "move" ]
                then
                    echo "        mv \$srcfile \$srcfile.\$tmpext"
                    if [ "$custom" != "" ]
                    then
                        echo "        /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - execute $custom\""
                        echo "        ${custom}"
                    fi
                    echo "        mv \$srcfile.\$tmpext $ziel/\$quellfile"
                    echo "        /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - \$srcfile moved ...\""

                else		# must be "copy"
                    echo "        cp -a \$srcfile $ziel"
                    echo "        /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - \$srcfile copied ...\""
                    if [ "$custom" != "" ]
                    then
                        echo "        /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - execute $custom\""
                        echo "        $custom"
                    fi
                fi

                if [ "$CPMVRMLOG_COMPRESS" = "yes" ]
                then
                    echo "        gzip -f $ziel/\$quellfile"
                fi
                if [ $maxcount -gt 0 ]
                then
                    echo "        mv \$zielfile \$zielfile.1"
                elif [ $maxcount -lt 0 ]
                then
                    echo "        mv \$zielfile \$zielfile.\`date +%F-%H:%M\`"
                fi

            fi
      
            if [ "$art" = "backup" ]
            then
                if [ $maxcount -eq 0 ]
                then
                    # delete directory tree if srcfile is a directory
                    # (single files will be overwritten automatically)
                    echo "        if [ -d \$srcfile ]"
                    echo "        then"
                    echo "            zielfile=\"$ziel/\$quellfile\""
                    echo "            rm -rf \$zielfile"
                    echo "            /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - removed directory tree \$zielfile\""
                    echo "        fi"
                fi
                echo "        cp -a \$srcfile ${ziel}"
                echo "        /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - \$srcfile backed up ...\""
                if [ "$custom" != "" ]
                then
                    echo "        /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - execute $custom\""
                    echo "        ${custom}"
                fi
            fi

            if [ "$art" = "delete" ]
            then
                echo "        mv \$srcfile \$srcfile.\$tmpext"
                if [ "$custom" != "" ]
                then
                    echo "        /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - execute $custom\""
                    echo "        ${custom}"
                fi
		echo "        rm -rf \$srcfile.\$tmpext"
		echo "        /usr/local/bin/cpmvrmlog/echo.sh \"cpmvrmlog\" \"$shfilebase - \$srcfile deleted ...\""
            fi
            echo "    fi"
            echo "done"
     
        } > $shfile

        # make file executable
        /bin/chmod 700 $shfile

        # add entry to crontable
        ### use function from opt_easycron ###
	if [ "$crontime" != "" ]
	then
            add_crontab_entry "$crontime" "$shfile"
	fi

        # restore files
        if [ "$art" = "backup" ]
        then
            filename=`echo "$quell" | sed -e 's/.*\///'`
  	    pathname=`echo "$quell" | sed -e 's/\/'$filename'$//'`
            sourcelist="$ziel/$filename"
            if [ ! -d "$pathname" ] 
            then
                mkdir -p $pathname
            fi
            for srcfile in $sourcelist
            do
                if [ -f "$srcfile" -o -d "$srcfile" ]
                then
                    cp -a $srcfile $pathname/
                    /usr/local/bin/cpmvrmlog/echo.sh "cpmvrmlog" "$shfilebase - $srcfile restored ..."
                fi
            done
        fi
    
        idx=`expr $idx + 1`
    done

    end_script
fi