Extract <img tags from webpage, download images - scraping

url=$1

curl $url | grep -o '<img src=['"'"'"][^"'"'"']*['"'"'"]' | sed -e 's/^<img src=["'"'"']//' -e 's/["'"'"']$//' > extract-img-tmp.txt

#curl $url  | grep -o '<a href=['"'"'"][^"'"'"']*['"'"'"]' | sed -e 's/^<a href=["'"'"']//' -e 's/["'"'"']$//' > extract-img-tmp-links.txt

while read line
do
curl -O -L $line
done <extract-img-tmp.txt

rm extract-img-tmp.txt