/home/lexs/bin/open

homelexsbinopen.sh

#!/bin/bash -x
BROWSER=${BROWSER:-firefox}
MAX_DL_SIZE=$((20*1024*1024))

say() {
	[[ -t 0 ]] && echo "$@" || notify-lexs "Open" "$@"
}

debug() { :; }
[[ -n "$DEBUG" ]] && {
	debug() {
		>&2 echo "debug: $@"
	}
}

open_with() {
	say "Opening with $1"
	"$@"
}

open_file() {
	rifle -f F "$1"
}

open_url_download() {
	say "Downloading"
	local tmpfile=`mktemp`
	wget "$1" -O "$tmpfile" -q && open_with open_file "$tmpfile"
	rm "$tmpfile"
}

open_url() {
	local URL="$1"
	local hdr=$(curl -L -I -m 10 "$URL" 2>/dev/null)
	local hdr_type=$(http_header 'Content-Type' <<< "$hdr")
	local hdr_len=$(http_header 'Content-Length' <<< "$hdr")
	
	debug "mime: $hdr_type, length: $hdr_len"
	case "$hdr_type" in
		image/*|application/pdf)
			[[ "$hdr_len" -le "$MAX_DL_SIZE" ]] && open_url_download "$URL"
			;;
		audio/*|video/*)
			open_with mpv "$URL"
			;;
		*)
			youtube-dl-check "$URL" >/dev/null && open_with mpv "$URL" ||
			$BROWSER "$URL"
			;;
	esac
}

http_header() {
	sed -rn "s/^$1: ([a-zA-Z0-9/]*).*$/\1/p"
}

for URL; do
	[[ -f "$URL" ]] && {
		open_with open_file "$URL"
		continue
	}

	case "$URL" in
		http://*|https://*)
			open_url "$URL"
			;;
		google://*)
			open_url "$(google "$(urldecode <<< "${URL#google://}")" | head -n1)"
			;;
	esac
done