scripts/_wget_retval_bashpipe.sh

   1
   2 WGET_CONNOPTS="--passive-ftp -t 1 --timeout=5"
   3 WGET_OPTS="-q --progress=dot --show-progress"
   4
   5 [ -z "$1" ] && exit 1
   6 URL="$1"
   7 FILE="${URL##*/}"
   8
   9 bar=`expr $(stty size | cut -d " " -f 2) - ${#FILE} - 1 - 2 - 4 - 1 - 1`
  10
  11 wget $WGET_OPTS $WGET_CONNOPTS $URL -O $FILE 2>&1 | \
  12 sed -u -n -e 's/%.*//' -e 's/.* //p' | \
  13 while read perc; do
  14 if [ "$dperc" != "$perc" ]; then
  15     barp=$(($bar * $perc / 100))
  16     barend=$(($bar - $barp))
  17     printf "\r%-$((${#FILE} + 1))s" "$FILE"
  18     printf "["
  19     for i in $(seq 1 $barp); do
  20         printf "#"
  21     done
  22     for i in $(seq 1 $barend); do
  23         printf " "
  24     done
  25     printf "] "
  26     printf "%4s" "${perc}%"
  27     dperc=$perc
  28 fi
  29 done
  30 retval=${PIPESTATUS[0]}
  31 if [ "$retval" = "0" ]; then
  32     printf "\r%-$((${#FILE} + 1))s" "$FILE"
  33     printf "["
  34     for i in $(seq 1 $bar); do
  35         printf "#"
  36     done
  37     printf "] "
  38     printf "%4s" "100%"
  39     printf "\n"
  40 fi
  41
  42 exit $retval