stanza in footnote

[wolnelektury.git] / src / club / models.py

diff --git a/src/club/models.py b/src/club/models.py
index 1777174..c09769a 100644 (file)
--- a/src/club/models.py
+++ b/src/club/models.py
@@ -1,78 +1,152 @@
-# -*- coding: utf-8
-from __future__ import unicode_literals
-
-from datetime import timedelta
+# This file is part of Wolne Lektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Wolne Lektury. See NOTICE for more information.
+#
+from datetime import datetime, timedelta
+from decimal import Decimal
+import os
+import tempfile
+from django.apps import apps

 from django.conf import settings
 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.urls import reverse
 from django.db import models

-from django.utils.timezone import now
-from django.utils.translation import ugettext_lazy as _, ungettext
+from django import template
+from django.utils.timezone import now, utc
+from django.utils.translation import get_language
+from django_countries.fields import CountryField

 from catalogue.utils import get_random_hash
 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 methods
+from .payu import models as payu_models
+from .civicrm import report_activity
+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('minimalna kwota')
+    min_for_year = models.IntegerField('minimalna kwota na rok')
+    default_single_amount = models.IntegerField('domyślna kwota dla pojedynczej wpłaty')
+    default_monthly_amount = models.IntegerField('domyślna kwota dla miesięcznych wpłat')

 
     class Meta:
 
     class Meta:

-        verbose_name = _('plan')
-        verbose_name_plural = _('plans')
-
+        verbose_name = 'towarzystwo'
+        verbose_name_plural = 'towarzystwa'
+    

     def __str__(self):
     def __str__(self):

-        return "%s %s" % (self.min_amount, self.get_interval_display())
+        return 'Klub'
+
+    def get_amounts(self):
+        c = {}
+        single = list(self.singleamount_set.all())
+        monthly = list(self.monthlyamount_set.all())
+        for tag, amounts in ('single', single), ('monthly', monthly):
+            wide_spot = narrow_spot = 0
+            for i, p in enumerate(amounts):
+                if p.wide:
+                    # Do we have space for xl?
+                    if wide_spot < 2:
+                        p.box_variant = 'xl'
+                        wide_spot += 2
+                    else:
+                        p.box_variant = 'card'
+                        wide_spot += 1
+                    narrow_spot = 0
+                elif p.description:
+                    p.box_variant = 'card'
+                    if narrow_spot:
+                        amounts[i-1].box_variant = 'bar'
+                    wide_spot += 1
+                    narrow_spot = 0
+                else:
+                    p.box_variant = 'half'
+                    wide_spot += 1
+                    narrow_spot += 1
+                wide_spot %= 3
+                narrow_spot %= 2
+            c[tag] = amounts
+            c[f'{tag}_wide_spot'] = wide_spot
+        return c
+
+    def get_description_for_amount(self, amount, monthly):
+        amounts = self.monthlyamount_set if monthly else self.singleamount_set
+        amount = amounts.all().filter(amount__lte=amount).last()
+        return amount.description if amount is not None else ''
+
+    @property
+    def paypal_enabled(self):
+        print("ENABLED?", settings.PAYPAL_ENABLED)
+        return settings.PAYPAL_ENABLED

     
     

+
+class SingleAmount(models.Model):
+    club = models.ForeignKey(Club, models.CASCADE)
+    amount = models.IntegerField()
+    description = models.TextField(blank=True)
+    wide = models.BooleanField(default=False)
+

     class Meta:
     class Meta:

-        ordering = ('interval',)
+        ordering = ['amount']

 
 

-    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
+class MonthlyAmount(models.Model):
+    club = models.ForeignKey(Club, models.CASCADE)
+    amount = models.IntegerField()
+    description = models.TextField(blank=True)
+    wide = models.BooleanField(default=False)
+
+    class Meta:
+        ordering = ['amount']

 
 

-    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
-            
+
+class Consent(models.Model):
+    order = models.IntegerField()
+    active = models.BooleanField(default=True)
+    text = models.CharField(max_length=2048)
+    required = models.BooleanField()
+
+    class Meta:
+        ordering = ['order']
+    
+    def __str__(self):
+        return self.text

 
 
 class Schedule(models.Model):
     """ Represents someone taking up a plan. """
 
 
 class Schedule(models.Model):
     """ Represents someone taking up a plan. """

-    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)
-    is_cancelled = models.BooleanField(_('cancelled'), default=False)
-    started_at = models.DateTimeField(_('started at'), auto_now_add=True)
-    expires_at = models.DateTimeField(_('expires_at'), null=True, blank=True)
-    # extra info?
+    key = models.CharField('klucz', max_length=255, unique=True)
+    email = models.EmailField('e-mail')
+    membership = models.ForeignKey(
+        'Membership', verbose_name='członkostwo',
+        null=True, blank=True, on_delete=models.SET_NULL)
+    amount = models.DecimalField('kwota', max_digits=10, decimal_places=2)
+    method = models.CharField('metoda płatności', max_length=32, choices=[
+        (m.slug, m.name) for m in methods
+        ])
+    monthly = models.BooleanField('miesięcznie', default=True)
+    yearly = models.BooleanField('rocznie', default=False)
+
+    source = models.CharField('źródło', max_length=255, blank=True)

 
 

+    is_cancelled = models.BooleanField('anulowany', default=False)
+    payed_at = models.DateTimeField('opłacona', null=True, blank=True)
+    started_at = models.DateTimeField('start', auto_now_add=True)
+    expires_at = models.DateTimeField('wygasa', null=True, blank=True)
+    email_sent = models.BooleanField(default=False)
+
+    first_name = models.CharField(max_length=255, blank=True)
+    last_name = models.CharField(max_length=255, blank=True)
+    phone = models.CharField(max_length=255, blank=True)
+    postal = models.CharField(max_length=255, blank=True)
+    postal_code = models.CharField(max_length=255, blank=True)
+    postal_town = models.CharField(max_length=255, blank=True)
+    postal_country = CountryField(default='PL', blank=True)
+
+    consent = models.ManyToManyField(Consent)
+    

     class Meta:
     class Meta:

-        verbose_name = _('schedule')
-        verbose_name_plural = _('schedules')
+        verbose_name = 'harmonogram'
+        verbose_name_plural = 'harmonogramy'

 
     def __str__(self):
         return self.key
 
     def __str__(self):
         return self.key


@@ -80,65 +154,363 @@ class Schedule(models.Model):
     def save(self, *args, **kwargs):
         if not self.key:
             self.key = get_random_hash(self.email)
     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 get_description(self):
+        club = Club.objects.first()
+        return club.get_description_for_amount(self.amount, self.monthly)
+
+    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_absolute_url(self):
         return reverse('club_schedule', args=[self.key])
 

+    def get_thanks_url(self):
+        return reverse('club_thanks', args=[self.key])
+

     def get_payment_method(self):
     def get_payment_method(self):

-        return method_by_slug[self.method]
+        return [m for m in methods if m.slug == self.method][0]

 
 

+    def get_payment_methods(self):
+        for method in methods:
+            if (self.monthly or self.yearly) and method.is_recurring:
+                yield method
+            elif not (self.monthly or self.yearly) and method.is_onetime:
+                yield method

 
     def is_expired(self):
 
     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 is_active(self):
+        return self.payed_at is not None and (self.expires_at is None or self.expires_at > now())

 
 

-    def create_payment(self):
+    def is_recurring(self):
+        return self.monthly or self.yearly
+
+    def set_payed(self):
+        since = self.expires_at

         n = now()
         n = now()

-        self.expires_at = self.plan.get_next_installment(n)
-        self.is_active = True
+        if since is None or since < n:
+            since = n
+        new_exp = self.get_next_installment(since)
+        if self.payed_at is None:
+            self.payed_at = n
+        if self.expires_at is None or self.expires_at < new_exp:
+            self.expires_at = new_exp
+            self.save()
+
+        if not self.email_sent:
+            self.send_email()
+    
+    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)
+
+    def get_other_active_recurring(self):
+        schedules = type(self).objects.exclude(
+            monthly=False, yearly=False
+        ).filter(is_cancelled=False, expires_at__gt=now()).exclude(pk=self.pk)
+        mine_q = models.Q(email=self.email)
+        if self.membership is not None:
+            mine_q |= models.Q(membership__user=self.membership.user)
+        schedules = schedules.filter(mine_q)
+        return schedules.order_by('-expires_at').first()
+    
+    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()
         self.save()

-        self.payment_set.create(payed_at=n)

 
 

+    def send_email_failed_recurring(self):
+        ctx = {
+            'schedule': self,
+            'other': self.get_other_active_recurring(),
+        }
+        send_mail(
+            'Darowizna na Wolne Lektury — problem z płatnością',
+            template.loader.render_to_string('club/email/failed_recurring.txt', ctx),
+            settings.CONTACT_EMAIL, [self.email], fail_silently=False
+        )
+        
+    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 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)

 
 

-    class Meta:
-        verbose_name = _('payment')
-        verbose_name_plural = _('payments')

 
 

-    def __str__(self):
-        return "%s %s" % (self.schedule, self.payed_at)

 
 
 class Membership(models.Model):
     """ Represents a user being recognized as a member of the club. """
 
 
 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)
+    user = models.OneToOneField(settings.AUTH_USER_MODEL, verbose_name='użytkownik', on_delete=models.CASCADE)
+    created_at = models.DateTimeField('utworzone', auto_now_add=True)
+    name = models.CharField('nazwa', max_length=255, blank=True)
+    manual = models.BooleanField('ustawione ręcznie', default=False)
+    notes = models.CharField('notatki', max_length=2048, blank=True)
+    updated_at = models.DateField('aktualizacja', auto_now=True, blank=True)

 
     class Meta:
 
     class Meta:

-        verbose_name = _('membership')
-        verbose_name_plural = _('memberships')
+        verbose_name = 'członkostwo'
+        verbose_name_plural = 'członkostwa'

 
     def __str__(self):
 
     def __str__(self):

-        return u'tow. ' + str(self.user)
+        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, datetime.combine(self.updated_at, datetime.min.time(), utc))
+        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):
 
 
 class ReminderEmail(models.Model):

-    days_before = models.SmallIntegerField(_('days before'))
-    subject = models.CharField(_('subject'), max_length=1024)
-    body = models.TextField(_('body'))
+    days_before = models.SmallIntegerField('dni przed')
+    subject = models.CharField('temat', max_length=1024)
+    body = models.TextField('treść')

 
     class Meta:
 
     class Meta:

-        verbose_name = _('reminder email')
-        verbose_name_plural = _('reminder emails')
+        verbose_name = 'email z przypomnieniem'
+        verbose_name_plural = 'e-maile z przypomnieniem'

         ordering = ['days_before']
 
     def __str__(self):
         if self.days_before >= 0:
         ordering = ['days_before']
 
     def __str__(self):
         if self.days_before >= 0:

-            return ungettext('a day before expiration', '%d days before expiration', n=self.days_before)
+            return '%d dni przed wygaśnięciem' % self.days_before
+        else:
+            return '%d dni po wygaśnięciu' % -self.days_before
+
+
+class Ambassador(models.Model):
+    name = models.CharField('imię i nazwisko', max_length=255)
+    photo = models.ImageField('zdjęcie', blank=True)
+    text = models.CharField('tekst', max_length=1024)
+
+    class Meta:
+        verbose_name = 'ambasador'
+        verbose_name_plural = 'ambasadorowie'
+        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_description(self):
+        return 'Wolne Lektury'
+
+    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 get_thanks_url(self):
+        return self.schedule.get_thanks_url()
+
+    def status_updated(self):
+        if self.status == 'COMPLETED':
+            self.schedule.set_payed()
+
+        elif self.status == 'CANCELED' or self.status.startswith('ERR-'):
+            if self.is_recurring() and self.schedule.expires_at:
+                self.schedule.send_email_failed_recurring()
+            
+        self.report_activity()
+
+    @property
+    def updated_at(self):
+        try:
+            return self.notification_set.all().order_by('-received_at')[0].received_at
+        except IndexError:
+            return None
+    
+    def report_activity(self):
+        if self.status not in ['COMPLETED', 'CANCELED', 'REJECTED']:
+            return
+
+        if self.status != 'COMPLETED':
+            name = settings.CIVICRM_ACTIVITIES['Failed contribution']
+        elif self.is_recurring():
+            name = settings.CIVICRM_ACTIVITIES['Recurring contribution']

         else:
         else:

-            return ungettext('a day after expiration', '%d days after expiration', n=-self.days_before)
+            name = settings.CIVICRM_ACTIVITIES['Contribution']
+
+        report_activity.delay(
+            self.schedule.email,
+            self.schedule.key,
+            f'payu:{self.id}',
+            name,
+            self.updated_at,
+            {
+                'kwota': self.schedule.amount,
+            }
+        )            
+
+    @classmethod
+    def send_receipt(cls, email, year, resend=False):
+        Contact = apps.get_model('messaging', 'Contact')
+        Funding = apps.get_model('funding', 'Funding')
+        BillingAgreement = apps.get_model('paypal', 'BillingAgreement')
+        DirectDebit = apps.get_model('pz', 'DirectDebit')
+        Payment = apps.get_model('pz', 'Payment')
+
+        payments = []
+
+        optout = None
+        try:
+            contact = Contact.objects.get(email=email)
+        except Contact.DoesNotExist:
+            funding = Funding.objects.filter(
+                email=email,
+                completed_at__year=year,
+                notifications=True).order_by('completed_at').first()
+            if funding is None:
+                print('no notifications')
+                if not DirectDebit.objects.filter(email=email, optout=False).exists():
+                    return
+            else:
+                optout = funding.wl_optout_url()
+        else:
+            if contact.level == Level.OPT_OUT:
+                print('opt-out')
+                return
+            optout = contact.wl_optout_url()
+
+        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(),
+            })
+
+        for ba in BillingAgreement.objects.filter(schedule__email=email):
+            payments.extend(ba.get_donations(year))
+
+        fundings = Funding.objects.filter(
+            email=email,
+            completed_at__year=year
+        ).order_by('completed_at')
+        for funding in fundings:
+            payments.append({
+                'timestamp': funding.completed_at,
+                'amount': funding.amount,
+            })
+
+        for pa in Payment.objects.filter(
+                debit__email=email,
+                realised=True,
+                is_dd=True,
+                booking_date__year=year
+        ):
+            payments.append({
+                'timestamp': datetime(pa.booking_date.year, pa.booking_date.month, pa.booking_date.day, tzinfo=utc),
+                'amount': Decimal(str(pa.debit.amount) + '.00')
+            })
+
+    
+        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,
+            "optout": optout,
+            "resend": resend,
+        }
+        temp = tempfile.NamedTemporaryFile(prefix='receipt-', suffix='.pdf', delete=False)
+        temp.close()
+        render_to_pdf(temp.name, 'club/receipt.texml', ctx, {
+            "wl.eps": os.path.join(settings.STATIC_ROOT, "img/wl.eps"),
+            })
+
+        message = EmailMessage(
+                'Odlicz darowiznę na Wolne Lektury od podatku',
+                template.loader.render_to_string('club/receipt_email.txt', ctx),
+                settings.CLUB_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')