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#!/bin/sh
# fl: Find Links
# uses regular expressions to find links in the stream it's given,
# or its args if it is given args
# from pure-sh-bible, strips from the start of a string
lstrip() {
printf '%s\n' "${1##"$2"}"
}
# url-finding regex
re_urls='(((https?|aesgcm)://|www\.)[[:alnum:].]*:?[[:alnum:]./@$&%?$#=_-]*)'
# finds links, puts them in a list
# sort -u prevents duplicates, but also sorts the links
urlparse() {
input="$(if [ -n "$1" ]; then printf '%s\n' "$*"; else cat; fi)"
lstrip "$input" "*\│" |
grep -Eo "$re_urls" |
sort -u | sed 's|^www.|http://www\.|g'
}
set -- $(urlparse "$@")
# wipe IFS so dmenu handles being sent the links properly
IFS=
# send any found links to select so one can be chosen to be sent to the clipboard
#select url;
#do
# printf '%s' "$url"
#done
for url; do
printf '%s\n' "$url"
done
#[ -n "$urls" ] &&
# echo $urls | dmenu -i -p 'copy which url?' -l 10 | xclip -r -sel c
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