Small script to delete any transmission torrents that are complete

transmission-purge-completed.sh

#!/bin/sh
# based on this gist https://gist.github.com/pawelszydlo/e2e1fc424f2c9d306f3a

# port, username, password
# if using a seedbox the server can have the format http://SEREVR:PORT/PREFIX/transmission
SERVER="$TRANSMISSION_SERVER -n $TRANSMISSION_USER:$TRANSMISSION_PASS"

# use transmission-remote to get torrent list from transmission-remote list
# use sed to delete first / last line of output, and remove leading spaces
# use cut to get first field from each line
TORRENTLIST=`transmission-remote $SERVER --list | sed -e '1d;$d;s/^ *//' | cut --only-delimited --delimiter=" " --fields=1`

transmission-remote $SERVER --list

# for each torrent in the list
for TORRENTID in $TORRENTLIST
do
    echo Processing : $TORRENTID

    transmission-remote $SERVER --torrent $TORRENTID --info | grep -e Percent -e State -e Seeding -e Name
    # check if torrent download is completed
    DL_COMPLETED=`transmission-remote $SERVER --torrent $TORRENTID --info | grep -c "Percent Done: 100"`
    # check torrents current state is
    STATE_STOPPED=`transmission-remote $SERVER --torrent $TORRENTID --info | grep -c "State: Seeding\|Stopped\|Finished"`
    SECONDS_SEEDED=`transmission-remote $SERVER --torrent $TORRENTID --info | grep "Seeding Time" | grep -Po "[0-9]* seconds" | grep -o "^\w*\b"`

    # if the torrent is "Stopped", "Finished", or "Idle after downloading 100%"
    if ([ "$DL_COMPLETED" -gt "0" ] && [ "$STATE_STOPPED" -gt "0" ]); then
        # move the files and remove the torrent from Transmission
        echo "Torrent #$TORRENTID is completed"
        echo "Removing torrent from list"
        transmission-remote $SERVER --torrent $TORRENTID --remove-and-delete
    elif [ "$SECONDS_SEEDED" -gt "864000" ]; then
        echo "Torrent #$TORRENTID has been seeded for more than 10 days"
        echo "Removing torrent from list"
        transmission-remote $SERVER --torrent $TORRENTID --remove-and-delete
    else
        echo "Torrent #$TORRENTID is not completed. Ignoring."
    fi
done