-# -*- coding: utf-8
-from __future__ import unicode_literals
-
-from datetime import timedelta
+# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
+from datetime import datetime, timedelta
+import os
+import tempfile
+from django.apps import apps
from django.conf import settings
+from django.contrib.sites.models import Site
+from django.core.mail import send_mail, EmailMessage
from django.urls import reverse
from django.db import models
+from django import template
from django.utils.timezone import now
-from django.utils.translation import ugettext_lazy as _, ungettext
+from django.utils.translation import ugettext_lazy as _, ungettext, ugettext, get_language
from catalogue.utils import get_random_hash
-from .payment_methods import methods, method_by_slug
-
+from messaging.states import Level
+from reporting.utils import render_to_pdf
+from .payment_methods import recurring_payment_method, single_payment_method
+from .payu import models as payu_models
+from . import utils
-class Plan(models.Model):
- """ Plans are set up by administrators. """
- MONTH = 30
- YEAR = 365
- PERPETUAL = 999
- intervals = [
- (MONTH, _('a month')),
- (YEAR, _('a year')),
- (PERPETUAL, _('in perpetuity')),
- ]
- interval = models.SmallIntegerField(_('inteval'), choices=intervals)
- min_amount = models.DecimalField(_('min_amount'), max_digits=10, decimal_places=2)
- allow_recurring = models.BooleanField(_('allow recurring'))
- allow_one_time = models.BooleanField(_('allow one time'))
+class Club(models.Model):
+ min_amount = models.IntegerField(_('minimum amount'))
+ min_for_year = models.IntegerField(_('minimum amount for year'))
+ single_amounts = models.CharField(_('proposed amounts for single payment'), max_length=255)
+ default_single_amount = models.IntegerField(_('default single amount'))
+ monthly_amounts = models.CharField(_('proposed amounts for monthly payments'), max_length=255)
+ default_monthly_amount = models.IntegerField(_('default monthly amount'))
class Meta:
- verbose_name = _('plan')
- verbose_name_plural = _('plans')
-
- def __unicode__(self):
- return "%s %s" % (self.min_amount, self.get_interval_display())
+ verbose_name = _('club')
+ verbose_name_plural = _('clubs')
- class Meta:
- ordering = ('interval',)
-
- def payment_methods(self):
- for method in methods:
- if self.allow_recurring and method.is_recurring or self.allow_one_time and not method.is_recurring:
- yield method
+ def __str__(self):
+ return 'Klub'
+
+ def proposed_single_amounts(self):
+ return [int(x) for x in self.single_amounts.split(',')]
- def get_next_installment(self, date):
- if self.interval == self.PERPETUAL:
- return None
- elif self.interval == self.YEAR:
- return date.replace(year=date.year + 1)
- elif self.interval == self.MONTH:
- day = date.day
- date = (date.replace(day=1) + timedelta(31)).replace(day=1) + timedelta(day - 1)
- if date.day != day:
- date = date.replace(day=1)
- return date
-
+ def proposed_monthly_amounts(self):
+ return [int(x) for x in self.monthly_amounts.split(',')]
class Schedule(models.Model):
key = models.CharField(_('key'), max_length=255, unique=True)
email = models.EmailField(_('email'))
membership = models.ForeignKey('Membership', verbose_name=_('membership'), null=True, blank=True, on_delete=models.PROTECT)
- plan = models.ForeignKey(Plan, verbose_name=_('plan'), on_delete=models.PROTECT)
amount = models.DecimalField(_('amount'), max_digits=10, decimal_places=2)
- method = models.CharField(_('method'), max_length=255, choices=[(method.slug, method.name) for method in methods])
- is_active = models.BooleanField(_('active'), default=False)
+ monthly = models.BooleanField(_('monthly'), default=True)
+ yearly = models.BooleanField(_('yearly'), default=False)
+
is_cancelled = models.BooleanField(_('cancelled'), default=False)
+ payed_at = models.DateTimeField(_('payed at'), null=True, blank=True)
started_at = models.DateTimeField(_('started at'), auto_now_add=True)
expires_at = models.DateTimeField(_('expires_at'), null=True, blank=True)
- # extra info?
+ email_sent = models.BooleanField(default=False)
class Meta:
verbose_name = _('schedule')
verbose_name_plural = _('schedules')
- def __unicode__(self):
+ def __str__(self):
return self.key
def save(self, *args, **kwargs):
if not self.key:
self.key = get_random_hash(self.email)
- return super(Schedule, self).save(*args, **kwargs)
+ super(Schedule, self).save(*args, **kwargs)
+ self.update_contact()
+
+ def initiate_payment(self, request):
+ return self.get_payment_method().initiate(request, self)
+
+ def pay(self, request):
+ return self.get_payment_method().pay(request, self)
def get_absolute_url(self):
return reverse('club_schedule', args=[self.key])
- def get_payment_method(self):
- return method_by_slug[self.method]
+ def get_thanks_url(self):
+ return reverse('club_thanks', args=[self.key])
+ def get_payment_method(self):
+ return recurring_payment_method if self.monthly or self.yearly else single_payment_method
def is_expired(self):
- return self.expires_at is not None and self.expires_at < now()
+ return self.expires_at is not None and self.expires_at <= now()
- def create_payment(self):
- n = now()
- self.expires_at = self.plan.get_next_installment(n)
- self.is_active = True
- self.save()
- self.payment_set.create(payed_at=n)
+ def is_active(self):
+ return self.payed_at is not None and (self.expires_at is None or self.expires_at > now())
+ def is_recurring(self):
+ return self.monthly or self.yearly
-class Payment(models.Model):
- schedule = models.ForeignKey(Schedule, verbose_name=_('schedule'), on_delete=models.PROTECT)
- created_at = models.DateTimeField(_('created at'), auto_now_add=True)
- payed_at = models.DateTimeField(_('payed at'), null=True, blank=True)
+ def get_next_installment(self, date):
+ if self.yearly:
+ return utils.add_year(date)
+ if self.monthly:
+ return utils.add_month(date)
+ club = Club.objects.first()
+ if club is not None and self.amount >= club.min_for_year:
+ return utils.add_year(date)
+ return utils.add_month(date)
- class Meta:
- verbose_name = _('payment')
- verbose_name_plural = _('payments')
+ def send_email(self):
+ ctx = {'schedule': self}
+ send_mail(
+ template.loader.render_to_string('club/email/thanks_subject.txt', ctx).strip(),
+ template.loader.render_to_string('club/email/thanks.txt', ctx),
+ settings.CONTACT_EMAIL, [self.email], fail_silently=False)
+ self.email_sent = True
+ self.save()
- def __unicode__(self):
- return "%s %s" % (self.schedule, self.payed_at)
+ def update_contact(self):
+ Contact = apps.get_model('messaging', 'Contact')
+ if not self.payed_at:
+ level = Level.TRIED
+ since = self.started_at
+ else:
+ since = self.payed_at
+ if self.is_recurring():
+ level = Level.RECURRING
+ else:
+ level = Level.SINGLE
+ Contact.update(self.email, level, since, self.expires_at)
class Membership(models.Model):
""" Represents a user being recognized as a member of the club. """
user = models.OneToOneField(settings.AUTH_USER_MODEL, verbose_name=_('user'), on_delete=models.CASCADE)
created_at = models.DateTimeField(_('created at'), auto_now_add=True)
+ name = models.CharField(_('name'), max_length=255, blank=True)
+ manual = models.BooleanField(_('manual'), default=False)
+ notes = models.CharField(_('notes'), max_length=2048, blank=True)
+ updated_at = models.DateField(_('updated at'), auto_now=True, blank=True)
class Meta:
verbose_name = _('membership')
verbose_name_plural = _('memberships')
- def __unicode__(self):
- return u'tow. ' + unicode(self.user)
+ def __str__(self):
+ return str(self.user)
+
+ def save(self, *args, **kwargs):
+ super().save(*args, **kwargs)
+ self.update_contact()
+
+ def update_contact(self):
+ email = self.user.email
+ if not email:
+ return
+
+ Contact = apps.get_model('messaging', 'Contact')
+ if self.manual:
+ Contact.update(email, Level.MANUAL_MEMBER, self.updated_at)
+ else:
+ Contact.reset(email)
+
+ @classmethod
+ def is_active_for(cls, user):
+ if user.is_anonymous:
+ return False
+ try:
+ membership = user.membership
+ except cls.DoesNotExist:
+ return False
+ if membership.manual:
+ return True
+ return Schedule.objects.filter(
+ expires_at__gt=now(),
+ membership__user=user,
+ ).exists()
class ReminderEmail(models.Model):
verbose_name_plural = _('reminder emails')
ordering = ['days_before']
- def __unicode__(self):
+ def __str__(self):
if self.days_before >= 0:
return ungettext('a day before expiration', '%d days before expiration', n=self.days_before)
else:
return ungettext('a day after expiration', '%d days after expiration', n=-self.days_before)
+
+class Ambassador(models.Model):
+ name = models.CharField(_('name'), max_length=255)
+ photo = models.ImageField(_('photo'), blank=True)
+ text = models.CharField(_('text'), max_length=1024)
+
+ class Meta:
+ verbose_name = _('ambassador')
+ verbose_name_plural = _('ambassadors')
+ ordering = ['name']
+
+ def __str__(self):
+ return self.name
+
+
+########
+# #
+# PayU #
+# #
+########
+
+class PayUOrder(payu_models.Order):
+ schedule = models.ForeignKey(Schedule, on_delete=models.CASCADE)
+
+ def get_amount(self):
+ return self.schedule.amount
+
+ def get_buyer(self):
+ return {
+ "email": self.schedule.email,
+ "language": get_language(),
+ }
+
+ def get_continue_url(self):
+ return "https://{}{}".format(
+ Site.objects.get_current().domain,
+ self.schedule.get_thanks_url())
+
+ def get_description(self):
+ return ugettext('Towarzystwo Przyjaciół Wolnych Lektur')
+
+ def is_recurring(self):
+ return self.schedule.get_payment_method().is_recurring
+
+ def get_card_token(self):
+ return self.schedule.payucardtoken_set.order_by('-created_at').first()
+
+ def get_notify_url(self):
+ return "https://{}{}".format(
+ Site.objects.get_current().domain,
+ reverse('club_payu_notify', args=[self.pk]))
+
+ def status_updated(self):
+ if self.status == 'COMPLETED':
+ since = self.schedule.expires_at
+ n = now()
+ if since is None or since < n:
+ since = n
+ new_exp = self.schedule.get_next_installment(since)
+ if self.schedule.payed_at is None:
+ self.schedule.payed_at = n
+ if self.schedule.expires_at is None or self.schedule.expires_at < new_exp:
+ self.schedule.expires_at = new_exp
+ self.schedule.save()
+
+ if not self.schedule.email_sent:
+ self.schedule.send_email()
+
+ @classmethod
+ def send_receipt(cls, email, year):
+ Funding = apps.get_model('funding', 'Funding')
+ payments = []
+
+ qs = cls.objects.filter(status='COMPLETED', schedule__email=email, completed_at__year=year).order_by('completed_at')
+ for order in qs:
+ payments.append({
+ 'timestamp': order.completed_at,
+ 'amount': order.get_amount(),
+ })
+
+ fundings = Funding.objects.filter(
+ email=email,
+ payed_at__year=year
+ ).order_by('payed_at')
+ for funding in fundings:
+ payments.append({
+ 'timestamp': funding.payed_at,
+ 'amount': funding.amount,
+ })
+
+ if not payments: return
+
+ payments.sort(key=lambda x: x['timestamp'])
+
+ ctx = {
+ "email": email,
+ "year": year,
+ "next_year": year + 1,
+ "total": sum(x['amount'] for x in payments),
+ "payments": payments,
+ }
+ temp = tempfile.NamedTemporaryFile(prefix='receipt-', suffix='.pdf', delete=False)
+ temp.close()
+ render_to_pdf(temp.name, 'club/receipt.texml', ctx, {
+ "fnp.eps": os.path.join(settings.STATIC_ROOT, "img/fnp.eps"),
+ })
+
+ message = EmailMessage(
+ f'Odlicz od podatku swoje darowizny przekazane dla Wolnych Lektur',
+ template.loader.render_to_string('club/receipt_email.txt', ctx),
+ settings.CONTACT_EMAIL, [email]
+ )
+ with open(temp.name, 'rb') as f:
+ message.attach('wolnelektury-darowizny.pdf', f.read(), 'application/pdf')
+ message.send()
+ os.unlink(f.name)
+
+
+class PayUCardToken(payu_models.CardToken):
+ schedule = models.ForeignKey(Schedule, on_delete=models.CASCADE)
+
+
+class PayUNotification(payu_models.Notification):
+ order = models.ForeignKey(PayUOrder, models.CASCADE, related_name='notification_set')
+
+
fnp / wolnelektury.git / blobdiff