/xkcd.sh
Shell | 48 lines | 39 code | 6 blank | 3 comment | 7 complexity | e29aa6a3573eca397c74aa4062f6c216 MD5 | raw file
1#!/bin/bash 2 3if [ $# -eq 1 ]; then 4 #First check to see if we already have it 5 yes=`ls | grep -o "${1}\.\(jpg\|png\)"` 6 if [ `expr length $yes` -gt 0 ]; then 7 echo 2 8 exit 9 fi 10 11 #This means the user wants a specific comic 12 wget -q "http://xkcd.com/${1}" 13 if [ -f $1 ]; then 14 image=`cat $1 | grep -o "http://imgs.xkcd.com/comics/[a-zA-Z1-9_()]\+\.\(jpg\|png\)" | head -1` 15 wget -q $image 16 17 file=${image:28} 18 len=`expr length $image` 19 t=${image:$len-4} 20 21 if [ -f $file ]; then 22 mv $file "${1}${t}" 23 fi 24 rm -f $1 25 echo 0 26 else 27 echo 1 28 fi 29else 30 echo "Clearing directory, everything will be downloaded" 31 counter=1 32 e=`./xkcd.sh $counter` 33 echo "Downloaded comic number ${counter}" 34 while [ $e -ne 1 ]; do 35 echo $e 36 if [ $e -ne 2 ]; then 37 sleep 5 38 fi 39 40 let counter=counter+1 41 if [ $counter -eq 404 ]; then 42 let counter=counter+1 43 fi 44 45 let e=`./xkcd.sh $counter` 46 echo "Downloaded comic number ${counter}" 47 done 48fi