#!/usr/bin/env ruby

class WebMgr
	attr_accessor :server_type
	attr_accessor :server_port
	attr_accessor :usage_message

	def initialize
		@usage_message =
		"USAGE:\n" +
		"\tlocalweb pysimple <port_number>   (starts a simple web server, using Python)\n" +
		"\tor\n" +
		"\tlocalweb pycgi <port_number>      (starts a simple web server, with CGI support, using Python)\n" +
		"\tor\n" +
		"\tlocalweb php <port_number>        (starts a simple web server, using PHP)\n" +
		"\tor\n" +
		"\tlocalweb phprem <port_number>     (starts a simple web server, using PHP, with remote access)\n"

		if (ARGV[0] == nil)
			@server_type = ''
		else
			@server_type = ARGV[0]
		end

		if (ARGV[1] == nil)
			@server_port =  80
		else
			@server_port = ARGV[1]
		end
	end

	def StartServer
		case @server_type
			when 'pysimple'
				exec "python -m SimpleHTTPServer " + @server_port
			when 'pycgi'
				exec "python -m CGIHTTPServer " + @server_port
			when 'php'
				exec "php -S localhost:" + @server_port
			when 'phprem'
				exec "php -S 0.0.0.0:" + @server_port
			else
				puts @usage_message
		end
	end
end

### Main ###
begin
	myWebMgr = WebMgr.new

	if (ARGV[0] == nil)
		puts myWebMgr.usage_message
	else
		myWebMgr.StartServer
	end

rescue Exception => ex
	puts "An exception occurred: " + ex
end