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#!/bin/sh

geturl() {
# First remove linebreaks and mutt sidebars:
urls="$(sed 's/.*│//g' | tr -d '\n' |
	grep -aEo "$urlregex" | # grep only urls as defined above.
	uniq | # Ignore neighboring duplicates.
	sed 's/^www./http:\/\/www\./g')"

[ -z "$urls" ] && exit
}

openurl() {
	urlregex="(((http|https)://|www\\.)[a-zA-Z0-9.]*[:]?[a-zA-Z0-9./@$&%?$\#=_~-]*)|((magnet:\\?xt=urn:btih:)[a-zA-Z0-9]*)"
	geturl
	chosen="$(echo "$urls" | dmenu -i -p 'Follow which url?' -l 10)"
	setsid xdg-open "$chosen" >/dev/null 2>&1 &
}

copyurl() {
	urlregex="(((http|https|gopher|gemini|ftp|ftps|git)://|www\\.)[a-zA-Z0-9.]*[:]?[a-zA-Z0-9./@$&%?$\#=_~-]*)|((magnet:\\?xt=urn:btih:)[a-zA-Z0-9]*)"
	geturl
	echo $urls | dmenu -i -p 'Copy which url?' -l 10 | tr -d '\n' | xclip -selection clipboard
}

while getopts "hoc" o; do case "${o}" in
	h) printf "Optional arguments for custom use:\\n  -c: copy\\n  -o: xdg-open\\n  -h: Show this message\\n" && exit 1 ;;
	o) openurl ;;
	c) copyurl ;;
	*) printf "Invalid option: -%s\\n" "$OPTARG" && exit 1 ;;
esac done