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								cgi-bin/access.rb
									
									
									
									
									
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								cgi-bin/access.rb
									
									
									
									
									
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					#!/usr/bin/env ruby
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					#
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					# Ruby interface to 23b's Open Access Control system
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					# By Will Bradley, twitter.com/willbradley of HeatSync Labs
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					#
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					# Valid access control commands:
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					#(d)ate, (s)show user, (m)odify user <num>  <usermask> <tagnumber>
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					#(a)ll user dump,(r)emove_user <num>,(o)open door <num>
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					#(u)nlock all doors,(l)lock all doors
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					#(1)disarm_alarm, (2)arm_alarm,(3)train_alarm (9)show_status
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					#(e)nable <password> - enable or disable priveleged mode
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					require 'rubygems'
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					require 'cgi'
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					require 'serialport'
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					require 'json'
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					cgi = CGI.new
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					userfile = File.read('../../users.json')
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					users = JSON.parse(userfile)
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					puts "Content-type: text/html \r\n\r\n"
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					if(users[cgi['user']]['pass'] == cgi['pass']) then
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					  serial = SerialPort.new("/dev/ttyUSB0", 57600, 8, 1, SerialPort::NONE)
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					  serial.print "e 1234\r"
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					  case cgi['cmd']
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					  when "open-front"  
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					    puts "Front door opened."
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					    serial.print "o 1\r"
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					  when "open-rear"
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					    puts "Rear door opened."
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					    serial.print "o 2\r"
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					  when "unlock"  
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					    if(users[cgi['user']]['admin'] == true) then
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					      puts "Doors unlocked, remember to re-lock them."
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					      serial.print "u\r"
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					    else
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					      puts "Fail. Don't be a naughty user!"
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					    end
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					  when "lock"  
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					    if(users[cgi['user']]['admin'] == true) then
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					      puts "Doors locked."
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					      serial.print "l\r"
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					    else
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					      puts "Fail. Don't be a naughty user!"
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					    end
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					  when "arm"  
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					    if(users[cgi['user']]['admin'] == true) then
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					      puts "Armed."
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					      serial.print "2\r"
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					    else
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					      puts "Fail. Don't be a naughty user!"
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					    end
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					  when "disarm"  
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					    if(users[cgi['user']]['admin'] == true) then
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					      puts "Disarmed."
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					      serial.print "1\r"
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					    else
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					      puts "Fail. Don't be a naughty user!"
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					    end
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					  else 
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					    puts "Fail. Don't be a naughty user!"
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					  end
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					  serial.close
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					  puts ' <a href="/~access">Return.</a>'
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					else
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					  puts "Invalid username or password."
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					end
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										69
									
								
								index.html
									
									
									
									
									
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										69
									
								
								index.html
									
									
									
									
									
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					<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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					    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
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					<html> 
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					<head> 
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					  <style type="text/css"> 
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					    body { background-color: #2C2C29; color: #2C2C29; font-family: Tahoma; font-size: 11px; margin: 0; padding: 0; }
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					    #wrapper { width: 811px; margin: 0 auto; }
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					    #top { background:url('http://www.heatsynclabs.org/wp-content/themes/lightword/images/header-image.png') no-repeat; height:116px; margin: 0 0 0 5px; }
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					    #top span { display: none; }
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					    #content { background-color: #fff; padding: 1em; font-size: 1.2em; }
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					    .caption {
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					      background-color: #F3F3F3;
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					      border: 1px solid #DDD;
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					      padding: 4px;
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					      margin: 0 30px;
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					      display: inline-block;
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					    }
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					    .footer {
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					      clear: both;
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					    }
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					    label { 
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					      display: block; 
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					      font-weight: bold; 
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					    }
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					    h2 {
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					      font-family: Helvetica, Georgia;
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					      font-size: 24px;
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					      letter-spacing: -1px;
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					      margin: 10px 0px 3px;
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					      border-bottom: 1px solid #DCDCDB;
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					    }
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					  </style> 
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					</head> 
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					<body> 
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					<div id="wrapper"> 
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					  <a href="http://www.heatsynclabs.org"><h1 id="top"><span>HeatSync Labs</span></h1></a> 
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					  <div id="content"> 
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					    <h2>HeatSync Labs Access Control</h2> 
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					    <p>Beware all ye who enter here! Only authorized users are allowed to open and close the lab. If you don't have a username/password to this system, don't be a naughty user.</p>
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					    <div class="caption"> 
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					      <form method="post" action="cgi-bin/access.rb">
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					        <label for="user">Username <input type="text" id="user" name="user" /></label>
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					        <label for="pass">Password <input type="password" id="pass" name="pass" /></label>
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					        <label for="cmd">Command
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					          <select id="cmd" name="cmd">
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					            <option value="open-rear">Open Rear Door</option>
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					            <option value="open-front">Open Front Door</option>
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					            <option value="lock">Lock all doors</option>
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					            <option value="unlock">Unlock all doors</option>
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					            <option value="arm">Arm alarm</option>
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					            <option value="disarm">Disarm alarm</option>
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					          </select>
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					        </label>
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					        <input type="submit" id="submit" name="submit" value="Go!" />
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					      </form>
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					    </div> 
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					    <p class="footer">To report problems or ask for help/access, contact <a href="http://twitter.com/willbradley">@willbradley</a></p> 
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					  </div> 
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					</div> 
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					</body> 
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					</html> 
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