mirror of https://github.com/bobwen-dev/htpdate
122 lines
3.2 KiB
CoffeeScript
122 lines
3.2 KiB
CoffeeScript
path = require 'path'
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util = require 'util'
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minimist = require 'minimist'
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minimist_opt = require 'minimist-options'
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{ orderBy } = require 'natural-orderby'
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info = require './package.json'
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platform = require('os').platform()
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DEFAULT_OPTIONS = {
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help: {
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describe: 'This help text'
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type: 'boolean'
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alias: 'h'
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default: false
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}
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version: {
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describe: "display the version of #{info.name} and exit"
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type: 'boolean'
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alias: 'v'
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default: false
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}
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}
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print_version = ->
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console.log """
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#{info.name} #{info.version}, #{info.description}
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License: AGPL-3.0
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Copyright (C) 2021 Bob Wen. All rights reserved.
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Homepage: #{info.homepage}
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation; either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Affero General Public License for more details.
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Libraries:
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"""
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for lib_name, version of info.dependencies
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lib_info = require "./node_modules/#{lib_name}/package.json"
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console.log """
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#{lib_info.name} #{lib_info.version}
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License: #{lib_info.license}
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Homepage: #{lib_info.homepage.split('#')[0]}
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"""
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print_usage = (options) ->
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items = []
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for k, v of options
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items.push {
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key: k
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v...
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}
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items = orderBy items, (v) -> v.alias ? v.key
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console.log """
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#{info.name} #{info.version}, #{info.description}
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Usage: #{info.name} [options...] urls...
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Options
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"""
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for o in items
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if o.alias?
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line = " -#{o.alias}, --#{o.key}".padEnd 24
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else
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line = " --#{o.key}".padEnd 24
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line += "#{o.describe or ''}\n"
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if o.default?
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line += "".padStart(24) + "Default: #{util.inspect o.default}"
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else if o.type?
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line += "".padStart(24) + "Type: #{o.type}"
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console.log line + '\n'
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print_examples = (exam = []) ->
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console.log """
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Examples
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Get time from multiple URLs
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#{info.name} www.pool.ntp.org www.openssl.org nodejs.org
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Change default protocol to 'http'
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#{info.name} --protocol http www.pool.ntp.org
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Mix http url and https url
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#{info.name} http://www.pool.ntp.org https://www.openssl.org
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Access through a http proxy
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#{if platform is 'win32' then 'set' else 'export'} http_proxy=http://127.0.0.1:8118
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#{info.name} www.pool.ntp.org
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"""
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module.exports = (opt, exam) ->
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cli_options = {
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DEFAULT_OPTIONS...
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opt...
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}
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argv = minimist process.argv.slice(2), minimist_opt cli_options
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if argv.version
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print_version()
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process.exit 0
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if argv.help or argv._.length is 0
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print_usage cli_options
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print_examples exam
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console.log()
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if argv.help
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process.exit 0
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console.error "\nError: Missing server url, at least one url should be specified"
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process.exit 0
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if argv.count < 1
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argv.count = 1
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argv
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