+ if LOCK "$attfile"; then
+ grep -F " ${card}" "$attfile" |while read course junk; do
+ touch "$_DATA/ical/${course}"
+ done
+ sed -i -E "/^.+ ${card}\$/d" "$attfile"
+ RELEASE "$attfile"
+ else
+ SET_COOKIE 0 message="COULD NOT UPDATE COURSE MAPPINGS"
+ fi
+ REDIRECT "${_BASE}/cards/?o=${order}&f=${filter}"