bash3boilerplate/src/parse_url.sh
Kevin van Zonneveld 382217eebf Update version
2017-02-10 15:32:48 +01:00

85 lines
2.2 KiB
Bash

#!/usr/bin/env bash
# BASH3 Boilerplate: parse_url
#
# This file:
#
# - Takes a URL and parses protocol, user, pass, host, port, path.
#
# Based on:
#
# - http://stackoverflow.com/a/6174447/151666
#
# Usage as a function:
#
# source parse_url.sh
# parse_url 'http://johndoe:abc123@example.com:8080/index.html' pass
#
# Usage as a command:
#
# parse_url.sh 'http://johndoe:abc123@example.com:8080/index.html'
#
# Based on a template by BASH3 Boilerplate v2.3.0
# http://bash3boilerplate.sh/#authors
#
# The MIT License (MIT)
# Copyright (c) 2013 Kevin van Zonneveld and contributors
# You are not obligated to bundle the LICENSE file with your b3bp projects as long
# as you leave these references intact in the header comments of your source files.
function parse_url() {
local parse="${1}"
local need="${2:-}"
local proto
local url
local userpass
local user
local pass
local hostport
local host
local port
local path
proto="$(echo "${parse}" | grep :// | sed -e's,^\(.*://\).*,\1,g')"
url="${parse/${proto}/}"
userpass="$(echo "${url}" | grep @ | cut -d@ -f1)"
user="$(echo "${userpass}" | grep : | cut -d: -f1)"
pass="$(echo "${userpass}" | grep : | cut -d: -f2)"
hostport="$(echo "${url/${userpass}@/}" | cut -d/ -f1)"
host="$(echo "${hostport}" | grep : | cut -d: -f1)"
port="$(echo "${hostport}" | grep : | cut -d: -f2)"
path="$(echo "${url}" | grep / | cut -d/ -f2-)"
[[ ! "${user}" ]] && user="${userpass}"
[[ ! "${host}" ]] && host="${hostport}"
if [[ ! "${port}" ]]; then
[[ "${proto}" = "http://" ]] && port="80"
[[ "${proto}" = "https://" ]] && port="443"
[[ "${proto}" = "mysql://" ]] && port="3306"
[[ "${proto}" = "redis://" ]] && port="6379"
fi
if [[ "${need}" ]]; then
echo "${!need}"
else
echo ""
echo " Use second argument to return just 1 variable."
echo " parse_url() demo: "
echo ""
echo " proto: ${proto}"
echo " user: ${user}"
echo " pass: ${pass}"
echo " host: ${host}"
echo " port: ${port}"
echo " path: ${path}"
echo ""
fi
}
if [[ "${BASH_SOURCE[0]}" != "${0}" ]]; then
export -f parse_url
else
parse_url "${@}"
exit ${?}
fi