# App de gestion des users pour re2o
# Goulven Kermarec, Gabriel Détraz
# Gplv2
from django.shortcuts import render, redirect
from django.shortcuts import render_to_response, get_object_or_404
from django.core.context_processors import csrf
from django.template import Context, RequestContext, loader
from django.contrib import messages

from users.models import User, UserForm, InfoForm, PasswordForm, StateForm, RightForm
from users.forms  import PassForm

from re2o.login import makeSecret, hashNT

def form(ctx, template, request):
    c = ctx
    c.update(csrf(request))
    return render_to_response(template, c, context_instance=RequestContext(request))

def new_user(request):
    if request.method == 'POST':
        user = InfoForm(request.POST)
        if user.is_valid():
            user.save()
        return form({'userform': user}, 'users/user.html', request)
    else:
        user = InfoForm()
        return form({'userform': user}, 'users/user.html', request)

def edit_info(request, userid):
    try:
        user = User.objects.get(pk=userid)
    except User.DoesNotExist:
        messages.error(request, u"Utilisateur inexistant" )
        return redirect("/users/")
    user = InfoForm(request.POST or None, instance=user)
    if user.is_valid():
        user.save()
    return form({'userform': user}, 'users/user.html', request)

def state(request, userid):
    try:
        user = User.objects.get(pk=userid)
    except User.DoesNotExist:
        messages.error(request, u"Utilisateur inexistant" )
        return redirect("/users/")
    user = StateForm(request.POST or None, instance=user)
    if user.is_valid():
        user.save()
    return form({'userform': user}, 'users/user.html', request)

def password(request, userid):
    try:
        user = User.objects.get(pk=userid)
    except User.DoesNotExist:
        messages.error(request, u"Utilisateur inexistant" )
        return redirect("/users/")
    user_form = PassForm(request.POST or None)
    if user_form.is_valid():
        if user_form.cleaned_data['passwd1'] != user_form.cleaned_data['passwd2']:
            messages.error(request, u"Les 2 mots de passe différent" )
            return form({'userform': user_form}, 'users/user.html', request)
        user.pwd_ssha = makeSecret(user_form.cleaned_data['passwd1'])
        user.pwd_ntlm = hashNT(user_form.cleaned_data['passwd1'])
        user.save()
    return form({'userform': user_form}, 'users/user.html', request)

def add_right(request):
    right = RightForm(request.POST or None)
    if right.is_valid():
        right.save()
    return form({'userform': right}, 'users/user.html', request)

def index(request):
    users_list = User.objects.order_by('pk')
    return render(request, 'users/index.html', {'users_list': users_list})