Code layout change.
[wolnelektury.git] / apps / funding / models.py
diff --git a/apps/funding/models.py b/apps/funding/models.py
deleted file mode 100644 (file)
index 0e05e1d..0000000
+++ /dev/null
@@ -1,207 +0,0 @@
-# -*- coding: utf-8 -*-
-# 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 date, datetime
-from django.core.urlresolvers import reverse
-from django.core.mail import send_mail
-from django.conf import settings
-from django.template.loader import render_to_string
-from django.db import models
-from django.utils.translation import ugettext_lazy as _, ugettext as __
-import getpaid
-from catalogue.models import Book
-from polls.models import Poll
-
-
-class Offer(models.Model):
-    """ A fundraiser for a particular book. """
-    author = models.CharField(_('author'), max_length=255)
-    title = models.CharField(_('title'), max_length=255)
-    slug = models.SlugField(_('slug'))
-    description = models.TextField(_('description'), blank=True)
-    target = models.DecimalField(_('target'), decimal_places=2, max_digits=10)
-    start = models.DateField(_('start'), db_index=True)
-    end = models.DateField(_('end'), db_index=True)
-    due = models.DateField(_('due'),
-        help_text=_('When will it be published if the money is raised.'))
-    redakcja_url = models.URLField(_('redakcja URL'), blank=True)
-    book = models.ForeignKey(Book, null=True, blank=True,
-        help_text=_('Published book.'))
-    cover = models.ImageField(_('Cover'), upload_to = 'funding/covers')
-    poll = models.ForeignKey(Poll, help_text = _('Poll'),  null = True, on_delete = models.SET_NULL)
-        
-    def cover_img_tag(self):
-        return u'<img src="%s" />' % self.cover.url
-    cover_img_tag.short_description = _('Cover preview')
-    cover_img_tag.allow_tags = True
-        
-    class Meta:
-        verbose_name = _('offer')
-        verbose_name_plural = _('offers')
-        ordering = ['-end']
-
-    def __unicode__(self):
-        return u"%s - %s" % (self.author, self.title)
-
-    def get_absolute_url(self):
-        return reverse('funding_offer', args=[self.slug])
-
-    def is_current(self):
-        return self.start <= date.today() <= self.end
-
-    def is_win(self):
-        return self.sum() >= self.target
-
-    def remaining(self):
-        if self.is_current():
-            return None
-        if self.is_win():
-            return self.sum() - self.target
-        else:
-            return self.sum()
-
-    @classmethod
-    def current(cls):
-        """ Returns current fundraiser or None. """
-        today = date.today()
-        objects = cls.objects.filter(start__lte=today, end__gte=today)
-        try:
-            return objects[0]
-        except IndexError:
-            return None
-
-    @classmethod
-    def past(cls):
-        """ QuerySet for all current and past fundraisers. """
-        today = date.today()
-        return cls.objects.filter(end__lt=today)
-
-    @classmethod
-    def public(cls):
-        """ QuerySet for all current and past fundraisers. """
-        today = date.today()
-        return cls.objects.filter(start__lte=today)
-
-    def get_perks(self, amount=None):
-        """ Finds all the perks for the offer.
-        
-        If amount is provided, returns the perks you get for it.
-
-        """
-        perks = Perk.objects.filter(
-                models.Q(offer=self) | models.Q(offer=None)
-            ).exclude(end_date__lt=date.today())
-        if amount is not None:
-            perks = perks.filter(price__lte=amount)
-        return perks
-
-    def funding_payed(self):
-        """ QuerySet for all completed payments for the offer. """
-        return Funding.payed().filter(offer=self)
-
-    def sum(self):
-        """ The money gathered. """
-        return self.funding_payed().aggregate(s=models.Sum('amount'))['s'] or 0
-
-
-class Perk(models.Model):
-    """ A perk offer.
-    
-    If no attached to a particular Offer, applies to all.
-
-    """
-    offer = models.ForeignKey(Offer, verbose_name=_('offer'), null=True, blank=True)
-    price = models.DecimalField(_('price'), decimal_places=2, max_digits=10)
-    name = models.CharField(_('name'), max_length=255)
-    description = models.TextField(_('description'), blank=True)
-    end_date = models.DateField(_('end date'), null=True, blank=True)
-
-    class Meta:
-        verbose_name = _('perk')
-        verbose_name_plural = _('perks')
-        ordering = ['-price']
-
-    def __unicode__(self):
-        return "%s (%s%s)" % (self.name, self.price, u" for %s" % self.offer if self.offer else "")
-
-
-class Funding(models.Model):
-    """ A person paying in a fundraiser.
-
-    The payment was completed if and only if payed_at is set.
-
-    """
-    offer = models.ForeignKey(Offer, verbose_name=_('offer'))
-    name = models.CharField(_('name'), max_length=127, blank=True)
-    email = models.EmailField(_('email'), blank=True)
-    amount = models.DecimalField(_('amount'), decimal_places=2, max_digits=10)
-    payed_at = models.DateTimeField(_('payed at'), null=True, blank=True, db_index=True)
-    perks = models.ManyToManyField(Perk, verbose_name=_('perks'), blank=True)
-
-    # Any additional info needed for perks?
-
-    @classmethod
-    def payed(cls):
-        """ QuerySet for all completed payments. """
-        return cls.objects.exclude(payed_at=None)
-
-    class Meta:
-        verbose_name = _('funding')
-        verbose_name_plural = _('fundings')
-        ordering = ['-payed_at']
-
-    def __unicode__(self):
-        return unicode(self.offer)
-
-    def get_absolute_url(self):
-        return reverse('funding_funding', args=[self.pk])
-
-# Register the Funding model with django-getpaid for payments.
-getpaid.register_to_payment(Funding, unique=False, related_name='payment')
-
-
-class Spent(models.Model):
-    """ Some of the remaining money spent on a book. """
-    book = models.ForeignKey(Book)
-    amount = models.DecimalField(_('amount'), decimal_places=2, max_digits=10)
-    timestamp = models.DateField(_('when'))
-
-    class Meta:
-        verbose_name = _('money spent on a book')
-        verbose_name_plural = _('money spent on books')
-        ordering = ['-timestamp']
-
-    def __unicode__(self):
-        return u"Spent: %s" % unicode(self.book)
-
-
-def new_payment_query_listener(sender, order=None, payment=None, **kwargs):
-    """ Set payment details for getpaid. """
-    payment.amount = order.amount
-    payment.currency = 'PLN'
-getpaid.signals.new_payment_query.connect(new_payment_query_listener)
-
-
-def user_data_query_listener(sender, order, user_data, **kwargs):
-    """ Set user data for payment. """
-    user_data['email'] = order.email
-getpaid.signals.user_data_query.connect(user_data_query_listener)
-
-def payment_status_changed_listener(sender, instance, old_status, new_status, **kwargs):
-    """ React to status changes from getpaid. """
-    if old_status != 'paid' and new_status == 'paid':
-        instance.order.payed_at = datetime.now()
-        instance.order.save()
-        if instance.order.email:
-            send_thank_you_email(instance.order.name, instance.order.email)
-getpaid.signals.payment_status_changed.connect(payment_status_changed_listener)
-
-def send_thank_you_email(name, address):
-    send_mail(_('Thank you for your support!'), 
-            render_to_string('funding/email.txt', dict(name = name)),
-            getattr(settings, 'CONTACT_EMAIL', 'wolnelektury@nowoczesnapolska.org.pl'),
-            [address],
-            fail_silently=False
-            )