X-Git-Url: https://git.mdrn.pl/edumed.git/blobdiff_plain/42c42960c2dce4500f12dd14a68a10ed4f06abf5..refs/heads/olimpiada:/contact/forms.py diff --git a/contact/forms.py b/contact/forms.py index e369e95..5e80c24 100644 --- a/contact/forms.py +++ b/contact/forms.py @@ -1,23 +1,38 @@ +# -*- coding: utf-8 -*- +from datetime import datetime + from django.contrib.sites.models import Site +from django.core.exceptions import ValidationError from django.core.files.uploadedfile import UploadedFile -from django.core.mail import send_mail, mail_managers -from django.core.validators import email_re +from django.core.mail import mail_managers +from django.core.validators import validate_email from django import forms from django.template.loader import render_to_string from django.template import RequestContext from django.utils.translation import ugettext_lazy as _ +from django.utils import timezone + +from edumed.utils import localtime_to_utc +from . import mailing contact_forms = {} +update_forms = {} admin_list_width = 0 + + class ContactFormMeta(forms.Form.__class__): - def __new__(cls, *args, **kwargs): + def __new__(cls, name, bases, attrs): global admin_list_width - model = super(ContactFormMeta, cls).__new__(cls, *args, **kwargs) - assert model.form_tag not in contact_forms, 'Duplicate form_tag.' - if model.admin_list: - admin_list_width = max(admin_list_width, len(model.admin_list)) - contact_forms[model.form_tag] = model + model = super(ContactFormMeta, cls).__new__(cls, name, bases, attrs) + if model.form_type == 'create': + assert model.form_tag not in contact_forms, 'Duplicate form_tag.' + if model.admin_list: + admin_list_width = max(admin_list_width, len(model.admin_list)) + contact_forms[model.form_tag] = model + elif model.form_type == 'update': + assert model.form_tag not in update_forms, 'Duplicate form_tag.' + update_forms[model.form_tag] = model return model @@ -26,12 +41,68 @@ class ContactForm(forms.Form): __metaclass__ = ContactFormMeta form_tag = None + form_type = 'create' + old_form_tags = [] form_title = _('Contact form') submit_label = _('Submit') admin_list = None + result_page = False + mailing_field = None + form_formsets = {} required_css_class = 'required' - contact = forms.CharField(max_length=128) + contact = NotImplemented + data_processing = None + + disabled = False + ends_on = None + + confirmation_class = NotImplemented + + def __init__(self, *args, **kwargs): + self.instance = kwargs.pop('instance', None) + super(ContactForm, self).__init__(*args, **kwargs) + if not self.is_bound and self.instance: + # files are omitted (not necessary for now) + self.fields['contact'].initial = self.instance.contact + body = self.instance.body + for field, value in body.iteritems(): + if field in self.fields: + self.fields[field].initial = value + + @classmethod + def is_disabled(cls): + end_time = localtime_to_utc(datetime(*cls.ends_on)) if cls.ends_on else None + expired = end_time and end_time < timezone.now() + return cls.disabled or expired + + def formset_initial(self, prefix): + if not self.instance: + return None + return self.instance.body.get(prefix) + + def get_formsets(self, request=None): + request_data = {'data': request.POST, 'files': request.FILES} if request else {} + kwargs_instance = dict(request_data) + kwargs_instance['instance'] = self.instance + formsets = {} + for prefix, formset_class in self.form_formsets.iteritems(): + if getattr(formset_class, 'takes_instance', False): + kwargs = kwargs_instance + else: + kwargs = request_data + formsets[prefix] = formset_class( + prefix=prefix, initial=self.formset_initial(prefix), **kwargs) + return formsets + + def get_dictionary(self, contact): + site = Site.objects.get_current() + return { + 'form_tag': self.form_tag, + 'site_name': getattr(self, 'site_name', site.name), + 'site_domain': getattr(self, 'site_domain', site.domain), + 'contact': contact, + } def save(self, request, formsets=None): from .models import Attachment, Contact @@ -48,24 +119,29 @@ class ContactForm(forms.Form): sub_body[name] = value if sub_body: body.setdefault(f.form_tag, []).append(sub_body) - - contact = Contact.objects.create(body=body, - ip=request.META['REMOTE_ADDR'], - contact=self.cleaned_data['contact'], - form_tag=self.form_tag) + + if self.instance: + contact = self.instance + contact.body = body + email_changed = contact.contact != self.cleaned_data['contact'] + contact.contact = self.cleaned_data['contact'] + assert contact.form_tag == self.form_tag + contact.save() + else: + contact = Contact.objects.create( + body=body, + ip=request.META['REMOTE_ADDR'], + contact=self.cleaned_data['contact'], + form_tag=self.form_tag) + email_changed = True + # not intended to be used with update forms for name, value in self.cleaned_data.items(): if isinstance(value, UploadedFile): attachment = Attachment(contact=contact, tag=name) attachment.file.save(value.name, value) attachment.save() - site = Site.objects.get_current() - dictionary = { - 'form_tag': self.form_tag, - 'site_name': site.name, - 'site_domain': site.domain, - 'contact': contact, - } + dictionary = self.get_dictionary(contact) context = RequestContext(request) mail_managers_subject = render_to_string([ 'contact/%s/mail_managers_subject.txt' % self.form_tag, @@ -75,21 +151,16 @@ class ContactForm(forms.Form): 'contact/%s/mail_managers_body.txt' % self.form_tag, 'contact/mail_managers_body.txt', ], dictionary, context) - mail_managers(mail_managers_subject, mail_managers_body, - fail_silently=True) - - if email_re.match(contact.contact): - mail_subject = render_to_string([ - 'contact/%s/mail_subject.txt' % self.form_tag, - 'contact/mail_subject.txt', - ], dictionary, context).strip() - mail_body = render_to_string([ - 'contact/%s/mail_body.txt' % self.form_tag, - 'contact/mail_body.txt', - ], dictionary, context) - send_mail(mail_subject, mail_body, - 'no-reply@%s' % site.domain, - [contact.contact], - fail_silently=True) + mail_managers(mail_managers_subject, mail_managers_body, fail_silently=True) + + try: + validate_email(contact.contact) + except ValidationError: + pass + else: + if not self.instance: + contact.send_confirmation(context=context, form=self) + if email_changed and self.mailing_field and self.cleaned_data[self.mailing_field]: + mailing.subscribe(contact.contact) return contact