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#!/usr/bin/env python2.7
import Cookie, os, time
import re
import uuid
import cgi
import cgitb
from output import *
cgitb.enable() # allows for debugging errors from the cgi scripts in the browser
cookie = Cookie.SimpleCookie() # for writing cookies
form = cgi.FieldStorage() # for reading POST data
message = form.getvalue('message')
user = Login()
if not user:
ShowError()
if message == None: # to prevent posting empty messages
RedirectToBoard()
# csrf protection -- check for csrfToken
csrfToken = form.getvalue('csrfToken')
if csrfToken is None:
ShowError()
with open('sessions', 'r') as s_file:
for line in s_file:
if user in line and not csrfToken in line:
ShowError()
message = message.replace('\n','\n')
with open('messages','a') as m:
m.write(user + ': ' + message + '\n')
RedirectToBoard()
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