welco/welco/views.py

# welco - multichannel request processing
# Copyright (C) 2015  Entr'ouvert
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import json
import urllib

from django.conf import settings
from django.contrib.auth import logout as auth_logout
from django.contrib.auth import views as auth_views
from django.contrib.auth.decorators import login_required
from django.contrib.contenttypes.models import ContentType
from django.core.exceptions import PermissionDenied
from django.core.urlresolvers import reverse
from django.http import HttpResponse, HttpResponseRedirect
from django.shortcuts import resolve_url
from django import template
from django.template import RequestContext
from django.utils.encoding import force_text
from django.views.decorators.csrf import csrf_exempt
from django.views.generic import TemplateView

try:
    from mellon.utils import get_idps
except ImportError:
    get_idps = lambda: []

from sources.mail.views import Home as MailHome
from sources.phone.views import Home as PhoneHome
from .qualif.models import Association
from .kb.views import HomeZone as KbHomeZone
from .contacts.views import HomeZone as ContactsHomeZone
from .forms import QualificationForm


def login(request, *args, **kwargs):
    if any(get_idps()):
        if not 'next' in request.GET:
            return HttpResponseRedirect(resolve_url('mellon_login'))
        return HttpResponseRedirect(resolve_url('mellon_login') + '?next='
                                    + urllib.quote(request.GET.get('next')))
    return auth_views.login(request, *args, **kwargs)

def logout(request, next_page=None):
    if any(get_idps()):
        return HttpResponseRedirect(resolve_url('mellon_logout'))
    auth_logout(request)
    if next_page is not None:
        next_page = resolve_url(next_page)
    else:
        next_page = '/'
    return HttpResponseRedirect(next_page)


class Qualification(TemplateView):
    template_name = 'welco/qualification.html'

    def get_context_data(self, **kwargs):
        context = super(Qualification, self).get_context_data(**kwargs)
        context['form'] = QualificationForm()
        context['source_type'] = self.request.GET['source_type']
        context['source_pk'] = self.request.GET['source_pk']
        context['associations'] = Association.objects.filter(
                source_type=ContentType.objects.get(id=self.request.GET['source_type']),
                source_pk=self.request.GET['source_pk'])
        return context

    def post(self, request, *args, **kwargs):
        association = Association(
                source_type=ContentType.objects.get(id=request.POST['source_type']),
                source_pk=request.POST['source_pk'])
        association.formdef_reference = request.POST['formdef_reference']
        association.save()
        request.GET = request.POST
        return self.get(request)

qualification = csrf_exempt(Qualification.as_view())


class Home(TemplateView):
    template_name = 'welco/home.html'
    source_klass = MailHome

    def check_user_ok(self):
        return True

    def get_context_data(self, **kwargs):
        if not self.check_user_ok():
            raise PermissionDenied()
        context = super(Home, self).get_context_data(**kwargs)
        context['source'] = self.source_klass(self.request)
        context['kb'] = KbHomeZone(self.request)
        context['contacts'] = ContactsHomeZone(self.request)
        return context

home = login_required(Home.as_view())


class HomePhone(Home):
    source_klass = PhoneHome

home_phone = login_required(HomePhone.as_view())


@csrf_exempt
def qualification_done(request):
    source_class = ContentType.objects.get(
            id=request.POST['source_type']).model_class()
    source_object = source_class.objects.get(id=request.POST['source_pk'])
    if source_object.status:
        source_object.status = settings.VALIDATION_STEPS[
                settings.VALIDATION_STEPS.index(source_object.status)+1]
    else:
        source_object.status = settings.VALIDATION_STEPS[0]
    if source_object.status == settings.VALIDATION_STEPS[-1]:
        for association in Association.objects.filter(
                source_type=request.POST['source_type'],
                source_pk=request.POST['source_pk']):
            association.push(request)
    source_object.save()
    response = HttpResponse(content_type='application/json')
    json.dump({'result': 'ok'}, response, indent=2)
    return response


@login_required
def wcs_summary(request, *args, **kwargs):
    source_class = ContentType.objects.get(id=kwargs.get('source_type')).model_class()
    source_object = source_class.objects.get(id=kwargs.get('source_pk'))
    tmpl_name = 'welco/%s_summary.html' % source_class._meta.app_label
    tmpl = template.loader.get_template(tmpl_name)
    context = RequestContext(request)
    context['site_base'] = request.build_absolute_uri('/')[:-1]
    context['object'] = source_object
    json_str = json.dumps({'content': tmpl.render(context)})
    for variable in ('jsonpCallback', 'callback'):
        if variable in request.GET:
            json_str = '%s(%s);' % (request.GET[variable], json_str)
            break
    return HttpResponse(json_str, content_type='application/javascript')

@login_required
def remove_association(request, *args, **kwargs):
    Association.objects.filter(id=kwargs.get('pk')).delete()
    return HttpResponseRedirect(resolve_url('home'))

@login_required
def menu_json(request):
    response = HttpResponse(content_type='application/json')
    if getattr(settings, 'TEMPLATE_VARS', {}).get('site_title'):
        label = settings.TEMPLATE_VARS.get('site_title')
    else:
        label = _('Counter')
    json_str = json.dumps([{'label': force_text(label),
        'slug': 'counter',
        'url': request.build_absolute_uri(reverse('home'))
        }])
    for variable in ('jsonpCallback', 'callback'):
        if variable in request.GET:
            json_str = '%s(%s);' % (request.GET[variable], json_str)
            break
    response.write(json_str)
    return response