#!/bin/bash

set -x

EXT_DRIVE=/media/hdext

REC_DIR=$1
VDR_DIR=`echo $REC_DIR | awk '{a=$0; gsub(/\/[^\/]*\.rec/,"",$a);print $a}'`
REC_NAME=`echo $REC_DIR | awk -F/ '{print $(NF-1)}'`
REC_NAME2=`echo $REC_DIR | awk -F/ '{print $(NF)}'`

function log {
    echo $1 >> /tmp/rollout.log 
}

function findRecInLinks {
    local MOUNTPOINT=$1
    local NAME=$2
    local DIR="$(find "${MOUNTPOINT}/links/" -maxdepth 2 -name "$NAME")"
    funcResult=$DIR
}

# find recording on dvd
function findRec {
    local MOUNTPOINT=$1
    local NAME=$2

    # try in directory 'links'
    findRecInLinks $MOUNTPOINT $NAME
    local DIR=$funcResult
    if [ -z "$DIR" ]; then
	# not found in links - try root
	DIR="$(find "${MOUNTPOINT}/" -maxdepth 2 -name "$NAME")"
  	# if not found, umount
 	if [ -z "$DIR" ]; then
	    log error "wrong dvd in drive / recording not found on dvd"
	    umount "$MOUNTPOINT" || { log error "dvd umount error (at: wrong dvd in drive / recording not found on dvd)"; exit 1; }
	    # If wanted, eject dvd
	    [ $EJECTWRONG -eq 1 ] && { eject "$DEVICE"; }
	    exit 3
	fi
    else
        local LINKTARGET=$(readlink $DIR)
        DIR=$(echo ${MOUNTPOINT}/links/$LINKTARGET)
    fi
    funcResult=$DIR
}

#mount $EXT_DRIVE
mountext.sh $EXT_DRIVE

if [ -f $EXT_DRIVE/vdrhd.num -a -f $REC_DIR/dvd.vdr ]; then
    cmp $REC_DIR/dvd.vdr $EXT_DRIVE/vdrhd.num
    if [ $? -eq 0 ]; then
        svdrpsend.pl MESG "Zurückholen gestarted"

        findRec $EXT_DRIVE $REC_NAME
        EXT_DIR=$funcResult
        log "Dir: $EXT_DIR"
        #EXT_DIR="$(find ${EXT_DRIVE} -name $REC_NAME)"
        #EXT_DIR="$(find ${EXT_DRIVE} -name $REC_NAME2)"
        if [ -d "$EXT_DIR" ]; then
            EXT_DIR_PAR=$(echo $EXT_DIR | awk '{a=$0; gsub(/\/[^\/]*\.rec/,"",$a);print $a}')
            log "rsync $EXT_DIR/ $REC_DIR/"
            log "recname $REC_NAME $REC_NAME2"
    	    echo rsync -av --include /[0.9]*\.vdr/ $EXT_DIR/ $REC_DIR/
    	    rsync -av --include /[0.9]*\.vdr/ $EXT_DIR/ $REC_DIR/
    	    if [ $? -eq 0 ] ; then
                echo rm $REC_DIR/dvd.vdr
                rm $REC_DIR/dvd.vdr
                echo rm -r $EXT_DIR_PAR
                rm -r $EXT_DIR_PAR
		findRecInLinks $EXT_DRIVE $REC_NAME
		LINK=$funcResult
		if [ ! -z $LINK ]; then
		    echo rm $LINK
		    rm $LINK
		fi
                #exit
                umount $EXT_DRIVE
                svdrpsend.pl MESG "Zurückholen abgeschlossen"
		exit
            else
                svdrpsend.pl MESG "Zurückholen fehlgeschlagen"
            fi
        else
            svdrpsend.pl MESG "externe Aufnahme nicht gefunden"
        fi
    else
        svdrpsend.pl MESG "Laufwerksnummer paßt nicht"
    fi	
else
    svdrpsend.pl MESG "Kein DVD-Archive Laufwerk"
fi

umount $EXT_DRIVE