django-basic-apps/basic/invitations/views.py at master · libinpython/django-basic-apps · GitHub

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from django.shortcuts import get_object_or_404

from django.template.loader import render_to_string

from django.contrib.auth.decorators import login_required

from django.contrib.auth.models import User

from django.core.mail import EmailMessage

from django.conf import settings

from django.contrib.sites.models import Site

from basic.invitations.models import Invitation, InvitationAllotment

from basic.invitations.forms import InvitationForm

from basic.tools.shortcuts import render, redirect

from registration.views import register

@login_required

def invitation_create(request, template_name='invitations/invitation_form.html',

success_template_name='invitations/invitation_success.html'):

"""

Returns a form for a user to send an invitation.

Templates:

``invitations/invitation_form.html``

``invitations/invitation_success.html``

Context:

form

InvitationForm object

"""

try:

allotment = request.user.invitation_allotment

if allotment.amount == 0:

return invitation_error(request)

except InvitationAllotment.DoesNotExist:

return invitation_error(request)

if request.method == 'POST':

form = InvitationForm(request.POST)

if form.is_valid():

invitation = form.save(commit=False)

invitation.token = Invitation.objects.create_token(invitation.email)

invitation.from_user = request.user

invitation.save()

# Reduce user's invitation allotment

allotment.decrement(1)

# Send invitation email

send_invitation_email(invitation)

return render(request, success_template_name)

else:

form = InvitationForm()

return render(request, template_name, {'form': form})

@login_required

def invitation_error(request, error_message='You do not have any invitations at this time.',

template_name='invitations/invitation_error.html'):

"""

Returns an error template.

Template: ``invitations/invitation_error.html``

Context:

error_message

String containing the error message.

"""

return render(request, template_name, {

'error_message': error_message

})

def invitation_detail(request, token):

"""

Returns a sign up form via the django-registration app if the URL is valid.

"""

invitation = Invitation.objects.get_invitation(token)

if not invitation:

return invitation_error(request, "This invitation is no longer valid.")

backend = getattr(settings, 'REGISTRATION_BACKEND', 'registration.backends.default.DefaultBackend')

return register(request, backend)

def send_invitation_email(invitation):

site = Site.objects.get_current()

context = {'invitation': invitation, 'site': site}

subject = render_to_string('invitations/invitation_subject.txt', context)

message = render_to_string('invitations/invitation_message.txt', context)

INVITATION_FROM_EMAIL = getattr(settings, 'INVITATION_FROM_EMAIL', '')

email = EmailMessage(subject, message, INVITATION_FROM_EMAIL, ['%s' % invitation.email])

email.send(fail_silently=True)

django-basic-apps/basic/invitations/views.py at master · libinpython/django-basic-apps · GitHub

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