"""This module contains the views for the login for the portal.

"""

__authors__ = [

  '"Madhusudan.C.S" <madhusudancs@gmail.com>',

]

from django.contrib.auth import authenticate

from django.contrib.auth import login

from django.contrib.auth import logout

from django.contrib.auth.forms import AuthenticationForm

from django.contrib.auth.models import User

from django.core.urlresolvers import reverse

from django.db import IntegrityError

from django.http import HttpResponseRedirect

from django.shortcuts import render_to_response

from django.shortcuts import get_object_or_404

def login_validate(request):

  """Validate the user and log him in.

  """

  template = 'projrev/auth/login.html'

  context = {}

  if request.POST:

    username = request.POST['username']

    password = request.POST['password']

    user = authenticate(username=username, password=password)

    if user is not None:

      if user.is_active:

        login(request, user)

        if user.is_staff:

          return HttpResponseRedirect('/proposal/review/')

        else:

          return HttpResponseRedirect('/proposal/submit/')

      else:

        pass

        # Return a 'disabled account' error message

    else:

      # Return an 'invalid login' error message.

      context['error'] = True

  return render_to_response(template, context)

def create_account(request):

  """Create an account for a user.

  """

  if request.POST:

    username = request.POST['username']

    password = request.POST['password']

    confirm_pasword = request.POST['confirmpassword']

    if password == confirm_pasword:

      try:

        user = User.objects.create_user(username, username, password)

        user.save()

        subject = "[Sakshath] Registration at Saskshath portal"

        message = """Hi,

   We have received a request for registration of your email address, 

"%s", to the http://sakshath.ac.in portal.

Your login credentials are:

  username: %s

  password: %s

--  

Regards,

Saksath admin""" % (username, username, password)

        user.email_user(subject=subject, message=message)

        context = {

            'created': True,

            'username': username,

            }

      except IntegrityError:

        context = {

            'exits': True,

            }

    else:

      context = {

          'password_err': True,

          }

  else:

    context = {}

  template = 'projrev/auth/create_account.html'

  return render_to_response(template, context)

def forgot_password(request):

  """Resend the password if forgotten.

  """

  template = 'projrev/auth/forgot_password.html'

  if request.POST:

    context = {

        'password_sent': True,

        }

  else:

    context = {}

  return render_to_response(template, context)

def logout_view(request):

  """Logout the user

  """

  logout(request)

  return HttpResponseRedirect(reverse('app.projrev.views.base.home'))