#!/usr/bin/python

import os
from json import loads
from http.server import BaseHTTPRequestHandler, HTTPServer

class Server(BaseHTTPRequestHandler):
    def do_POST(self):
        content_length = int(self.headers['Content-Length'])
        data = loads(self.rfile.read(content_length).decode('utf-8'))
        data['password'] = os.popen('slappasswd -s "' + data['password'] + '"').read()[:-1]
        print(data)
        
        if data['code'] != code:
            print('Incorrect code')
            return
        if not all(c.isdigit() or c.islower() for c in data['username']) or data['username'][0].isdigit():
            print('Bad username')
            return
        if '"' in data['firstname'] or '"' in data['lastname'] or '"' in data['email']:
            print('Cannot contain double quotes')
            return

        os.system('adduser "' + data['username'] + '" "' + data['firstname'].capitalize() + '" "' + data['lastname'].capitalize() + '" "' + data['email'] + '" "' + data['password'] + '" "' + ldap_pass + '"')

        self.send_response(200)
        self.send_header('Content-type', 'text/html')
        self.end_headers()
    

ldap_pass = input('LDAP password: ')
code = input('Registration code: ')

server_address = ('localhost', 6789)
httpd = HTTPServer(server_address, Server)
httpd.serve_forever()