#!/bin/sh
TEMP_DIR="$HOME/Public"
PORT=8000

help() {
    printf "\033[2mUsage:\033[0m share [DIRECTORY/FILE]\n"
    exit 0
}

ifconfig_not_found() {
    printf "\033[31mError:\033[0m ifconfig not found\n"
    exit 0
}

LOC="$1"
[ -n "$LOC" ] || help

[ -e "/sbin/ifconfig" ] && CMD="/sbin/ifconfig"
[ -e "$(which ifconfig)" ] && CMD="ifconfig"
[ -n "$CMD" ] || ifconfig_not_found

ADDR="$($CMD | grep 'broadcast' | sed 's/\s*inet\s*//g;s/\s*netmask.*//g')"

[ -d "$LOC" ] && DIR="$LOC" || DIR="$TEMP_DIR"
[ "$DIR" = "$TEMP_DIR" ] && mkdir -p "$TEMP_DIR" && cp -f "$LOC" "$DIR/"

python -m http.server -b "$ADDR" "$PORT" -d "$DIR"
[ "$DIR" = "$TEMP_DIR" ] && rm -rf "$DIR"