Django 1.9.11, CMS 3.4.1

repanier/fields/RepanierMoneyField.py

+# -*- coding: utf-8
+from __future__ import unicode_literals
+
+import sys
+from decimal import *
+
+from django.conf import settings
+from django.core.exceptions import ValidationError
+from django.db import models
+from django.db.models.expressions import BaseExpression, Expression
+from django.forms import DecimalField, NumberInput
+from django.forms.utils import flatatt
+from django.utils.encoding import force_text, python_2_unicode_compatible
+from django.utils.html import format_html
+
+import repanier.apps
+
+DECIMAL_ZERO = Decimal('0')
+
+PYTHON2 = sys.version_info[0] == 2
+
+
+# class RepanierMoneyComparisonError(TypeError):
+#     # This exception was needed often enough to merit its own
+#     # Exception class.
+#
+#     def __init__(self, other):
+#         assert not isinstance(other, RepanierMoney)
+#         self.other = other
+#
+#     def __str__(self):
+#         # Note: at least w/ Python 2.x, use __str__, not __unicode__.
+#         return "Cannot compare instances of RepanierMoney and %s" \
+#                % self.other.__class__.__name__
+
+
+@python_2_unicode_compatible
+class RepanierMoney(object):
+    def __init__(self, amount=DECIMAL_ZERO, decimal_places=2):
+        if not isinstance(amount, Decimal):
+            amount = Decimal(str(amount))
+        self.decimal_places = decimal_places
+        self.rounding = Decimal('10') ** -self.decimal_places  # 2 places --> '0.01'
+        self.amount = amount.quantize(self.rounding, ROUND_HALF_UP)
+
+    def __float__(self):
+        return float(self.amount)
+
+    def __repr__(self):
+        return "%s %d" % (self.amount, self.decimal_places)
+
+    def __pos__(self):
+        return RepanierMoney(amount=self.amount, decimal_places=self.decimal_places)
+
+    def __neg__(self):
+        return RepanierMoney(amount=-self.amount, decimal_places=self.decimal_places)
+
+    def __add__(self, other):
+        if isinstance(other, RepanierMoney):
+            return RepanierMoney(amount=self.amount + other.amount, decimal_places=self.decimal_places)
+        else:
+            return RepanierMoney(amount=self.amount + other, decimal_places=self.decimal_places)
+
+    def __sub__(self, other):
+        return self.__add__(-other)
+
+    def __mul__(self, other):
+        if isinstance(other, RepanierMoney):
+            return RepanierMoney(amount=self.amount * other.amount, decimal_places=self.decimal_places)
+        else:
+            return RepanierMoney(amount=self.amount * other, decimal_places=self.decimal_places)
+
+    def __truediv__(self, other):
+        if isinstance(other, RepanierMoney):
+            return RepanierMoney(amount=self.amount / other.amount, decimal_places=self.decimal_places)
+        else:
+            return RepanierMoney(amount=self.amount / other, decimal_places=self.decimal_places)
+
+    def __abs__(self):
+        return RepanierMoney(amount=abs(self.amount), decimal_places=self.decimal_places)
+
+    # def __bool__(self):
+    #     return bool(self.amount)
+    #
+    # if PYTHON2:
+    #     __nonzero__ = __bool__
+
+    def __rmod__(self, other):
+        """
+        Calculate percentage of an amount.  The left-hand side of the
+        operator must be a numeric value.
+
+        Example:
+        >>> money = RepanierMoney(200)
+        >>> 5 % money
+        USD 10.00
+        """
+        if isinstance(other, RepanierMoney):
+            raise TypeError('Invalid __rmod__ operation')
+        else:
+            return RepanierMoney(amount=Decimal(self.amount * (other / 100)), decimal_places=self.decimal_places)
+
+    __radd__ = __add__
+
+    def __rsub__(self, other):
+        if isinstance(other, RepanierMoney):
+            return RepanierMoney(amount=other.amount - self.amount, decimal_places=self.decimal_places)
+        else:
+            return RepanierMoney(amount=other - self.amount, decimal_places=self.decimal_places)
+
+    __rmul__ = __mul__
+    __rtruediv__ = __truediv__
+
+    # _______________________________________
+    # Override comparison operators
+    def __eq__(self, other):
+        return (isinstance(other, RepanierMoney)
+                and (self.amount == other.amount)) or self.amount == other
+
+    def __ne__(self, other):
+        result = self.__eq__(other)
+        return not result
+
+    def __lt__(self, other):
+        return (isinstance(other, RepanierMoney)
+                and (self.amount < other.amount)) or self.amount < other
+
+    def __gt__(self, other):
+        return (isinstance(other, RepanierMoney)
+                and (self.amount > other.amount)) or self.amount > other
+
+    def __le__(self, other):
+        return self < other or self == other
+
+    def __ge__(self, other):
+        return self.amount > other or self == other
+
+    def __str__(self):
+        negative, digits, e = self.amount.as_tuple()
+        result = []
+        digits = list(map(str, digits))
+        build, next = result.append, digits.pop
+
+        # Suffix currency
+        if repanier.apps.REPANIER_SETTINGS_AFTER_AMOUNT:
+            build(" %s" % repanier.apps.REPANIER_SETTINGS_CURRENCY_DISPLAY)
+
+        # Decimals
+        for i in range(self.decimal_places):
+            build(next() if digits else '0')
+
+        # Decimal points
+        if self.decimal_places:
+            build(settings.DECIMAL_SEPARATOR)
+
+        # Grouped number
+        if not digits:
+            build('0')
+        else:
+            i = 0
+            while digits:
+                build(next())
+                i += 1
+                if i == settings.NUMBER_GROUPING and digits:
+                    i = 0
+                    build(settings.THOUSAND_SEPARATOR)
+
+        # Prefix sign
+        if negative:
+            build("- ")
+
+        # Prefix currency
+        if not repanier.apps.REPANIER_SETTINGS_AFTER_AMOUNT:
+            build("%s " % repanier.apps.REPANIER_SETTINGS_CURRENCY_DISPLAY)
+        return u''.join(reversed(result))
+
+    def as_tuple(self):
+        """Represents the number as a triple tuple.
+
+        To show the internals exactly as they are.
+        """
+        return self.amount.as_tuple()
+
+
+class MoneyFieldProxy(object):
+    def __init__(self, field):
+        self.field = field
+
+    def _money_from_obj(self, obj):
+        amount = obj.__dict__[self.field.name]
+        if amount is None:
+            return None
+        return RepanierMoney(amount=amount, decimal_places=self.field.decimal_places)
+
+    def __get__(self, obj, type=None):
+        if obj is None:
+            raise AttributeError('Can only be accessed via an instance.')
+        if isinstance(obj.__dict__[self.field.name], BaseExpression):
+            return obj.__dict__[self.field.name]
+        if not isinstance(obj.__dict__[self.field.name], RepanierMoney):
+            obj.__dict__[self.field.name] = self._money_from_obj(obj)
+        return obj.__dict__[self.field.name]
+
+    def __set__(self, obj, value):
+        if isinstance(value, tuple):
+            value = RepanierMoney(amount=value[0], decimal_places=self.field.decimal_places)
+        if isinstance(value, RepanierMoney):
+            obj.__dict__[self.field.name] = value.amount
+        elif isinstance(value, BaseExpression):
+            obj.__dict__[self.field.name] = value
+        else:
+            if value:
+                value = str(value)
+            obj.__dict__[self.field.name] = self.field.to_python(value)
+
+
+class ModelMoneyField(models.DecimalField):
+    def formfield(self, **kwargs):
+        defaults = {'form_class': FormMoneyField}
+        defaults.update(kwargs)
+        return super(ModelMoneyField, self).formfield(**defaults)
+
+    def to_python(self, value):
+        if isinstance(value, Expression):
+            return value
+        if isinstance(value, RepanierMoney):
+            value = value.amount
+        if isinstance(value, tuple):
+            value = value[0]
+        return super(ModelMoneyField, self).to_python(value)
+
+    def get_db_prep_save(self, value, connection):
+        if isinstance(value, Expression):
+            return value
+        if isinstance(value, RepanierMoney):
+            value = value.amount
+        return super(ModelMoneyField, self).get_db_prep_save(value, connection)
+
+    def contribute_to_class(self, cls, name):
+        super(ModelMoneyField, self).contribute_to_class(cls, name)
+        setattr(cls, self.name, MoneyFieldProxy(self))
+
+
+class MoneyInput(NumberInput):
+
+    def render(self, name, value, attrs=None):
+        if value is None:
+            value = ''
+        final_attrs = self.build_attrs(attrs, type=self.input_type, name=name)
+        if value != '':
+            # Only add the 'value' attribute if a value is non-empty.
+            final_attrs['value'] = force_text(self._format_value(value))
+        if repanier.apps.REPANIER_SETTINGS_AFTER_AMOUNT:
+            return format_html('<input{} /> {}', flatatt(final_attrs), repanier.apps.REPANIER_SETTINGS_CURRENCY_DISPLAY)
+        else:
+            return format_html('{} <input{} />', repanier.apps.REPANIER_SETTINGS_CURRENCY_DISPLAY, flatatt(final_attrs))
+
+
+class FormMoneyField(DecimalField):
+    widget = MoneyInput
+
+    def to_python(self, value):
+        # Important : Do not validate if self.disabled
+        value = (not self.disabled and super(FormMoneyField, self).to_python(value)) or DECIMAL_ZERO
+        return RepanierMoney(value)
+
+    def prepare_value(self, value):
+        try:
+            return value.amount
+        except:
+            return value
+
+    # def validate(self, value):
+    #     super(DecimalField, self).validate(value)
+    #     if value in self.empty_values or not self.required:
+    #         return
+    #     # Check for NaN, Inf and -Inf values. We can't compare directly for NaN,
+    #     # since it is never equal to itself. However, NaN is the only value that
+    #     # isn't equal to itself, so we can use this to identify NaN
+    #     if value != value or value == Decimal("Inf") or value == Decimal("-Inf"):
+    #         raise ValidationError(self.error_messages['invalid'], code='invalid')
+    #     sign, digittuple, exponent = value.amount.as_tuple()
+    #     decimals = abs(exponent)
+    #     # digittuple doesn't include any leading zeros.
+    #     digits = len(digittuple)
+    #     if decimals > digits:
+    #         # We have leading zeros up to or past the decimal point.  Count
+    #         # everything past the decimal point as a digit.  We do not count
+    #         # 0 before the decimal point as a digit since that would mean
+    #         # we would not allow max_digits = decimal_places.
+    #         digits = decimals
+    #     whole_digits = digits - decimals
+    #
+    #     if self.max_digits is not None and digits > self.max_digits:
+    #         raise ValidationError(
+    #             self.error_messages['max_digits'],
+    #             code='max_digits',
+    #             params={'max': self.max_digits},
+    #         )
+    #     if self.decimal_places is not None and decimals > self.decimal_places:
+    #         raise ValidationError(
+    #             self.error_messages['max_decimal_places'],
+    #             code='max_decimal_places',
+    #             params={'max': self.decimal_places},
+    #         )
+    #     if (self.max_digits is not None and self.decimal_places is not None
+    #         and whole_digits > (self.max_digits - self.decimal_places)):
+    #         raise ValidationError(
+    #             self.error_messages['max_whole_digits'],
+    #             code='max_whole_digits',
+    #             params={'max': (self.max_digits - self.decimal_places)},
+    #         )
+    #     return value

repanier/management/commands/back_to_send.py

 # -*- coding: utf-8 -*-
+from django.core.cache import cache
 from django.core.management.base import BaseCommand
 from menus.menu_pool import menu_pool
 from repanier.const import *
@@ -10,10 +11,11 @@ class Command(BaseCommand):
     help = 'Back to send'
 
     def handle(self, *args, **options):
-        permanence = Permanence.objects.filter(id=6).order_by().first()
+        permanence = Permanence.objects.filter(id=6).order_by('?').first()
         if PERMANENCE_PLANNED == permanence.status and permanence.highest_status == PERMANENCE_SEND:
             OfferItem.objects.filter(permanence_id=permanence.id).update(is_active=True)
             permanence.status = PERMANENCE_SEND
             permanence.save(update_fields=['status'])
             menu_pool.clear()
+            cache.clear()
 

repanier/management/commands/move_pictures.py

@@ -47,7 +47,7 @@ class Command(BaseCommand):
         for product in Product.objects.all():
             if product.picture is not None:
                 self.move(record=product, to_subdir="product" + os.sep + str(product.producer.id), size="M")
-            for obj in OfferItem.objects.filter(product_id=product.id).order_by():
+            for obj in OfferItem.objects.filter(product_id=product.id).order_by('?'):
                 obj.picture2 = product.picture2
                 obj.save()
 

repanier/models/__init__.py

+# -*- coding: utf-8
+# non proxies
+from bankaccount import BankAccount
+from configuration import Configuration
+from customer import Customer
+from deliveryboard import DeliveryBoard
+from invoice import CustomerInvoice, ProducerInvoice, CustomerProducerInvoice
+from lut import LUT_ProductionMode, LUT_DeliveryPoint, LUT_DepartmentForCustomer, LUT_PermanenceRole
+from offeritem import OfferItem
+from permanence import Permanence
+from permanenceboard import PermanenceBoard
+from producer import Producer
+from product import Product, Product_Translation
+from purchase import Purchase
+from staff import Staff
+# after Producer and Product
+from box import BoxContent
+# proxies
+from box import Box
+from invoice import CustomerSend
+from offeritem import OfferItemSend, OfferItemClosed
+from permanence import PermanenceInPreparation, PermanenceDone
\ No newline at end of file

repanier/models/bankaccount.py

+# -*- coding: utf-8
+from __future__ import unicode_literals
+
+from django.core.validators import MinValueValidator
+from django.db import models
+from django.db.models.signals import pre_save
+from django.dispatch import receiver
+from django.utils.translation import ugettext_lazy as _
+
+from repanier.apps import REPANIER_SETTINGS_PERMANENCE_NAME
+from repanier.const import *
+from repanier.fields.RepanierMoneyField import ModelMoneyField
+
+
+class BankAccount(models.Model):
+    permanence = models.ForeignKey(
+        'Permanence', verbose_name=REPANIER_SETTINGS_PERMANENCE_NAME,
+        on_delete=models.PROTECT, blank=True, null=True)
+    producer = models.ForeignKey(
+        'Producer', verbose_name=_("producer"),
+        on_delete=models.PROTECT, blank=True, null=True)
+    customer = models.ForeignKey(
+        'Customer', verbose_name=_("customer"),
+        on_delete=models.PROTECT, blank=True, null=True)
+    operation_date = models.DateField(_("operation_date"),
+                                      db_index=True)
+    operation_comment = models.CharField(
+        _("operation_comment"), max_length=100, null=True, blank=True)
+    operation_status = models.CharField(
+        max_length=3,
+        choices=LUT_BANK_TOTAL,
+        default=BANK_NOT_LATEST_TOTAL,
+        verbose_name=_("Bank balance status"),
+        db_index=True
+    )
+    bank_amount_in = ModelMoneyField(
+        _("bank_amount_in"), help_text=_('payment_on_the_account'),
+        max_digits=8, decimal_places=2, default=DECIMAL_ZERO,
+        validators=[MinValueValidator(0)])
+    bank_amount_out = ModelMoneyField(
+        _("bank_amount_out"), help_text=_('payment_from_the_account'),
+        max_digits=8, decimal_places=2, default=DECIMAL_ZERO,
+        validators=[MinValueValidator(0)])
+    producer_invoice = models.ForeignKey(
+        'ProducerInvoice', verbose_name=_("producer_invoice"),
+        blank=True, null=True, on_delete=models.PROTECT, db_index=True)
+    customer_invoice = models.ForeignKey(
+        'CustomerInvoice', verbose_name=_("customer_invoice"),
+        blank=True, null=True, on_delete=models.PROTECT, db_index=True)
+    is_updated_on = models.DateTimeField(
+        _("is_updated_on"), auto_now=True)
+
+    def get_bank_amount_in(self):
+        if self.operation_status in [BANK_PROFIT, BANK_TAX]:
+            return "<i>%s</i>" % (self.bank_amount_in if self.bank_amount_in.amount != DECIMAL_ZERO else EMPTY_STRING)
+        else:
+            return self.bank_amount_in if self.bank_amount_in.amount != DECIMAL_ZERO else EMPTY_STRING
+
+    get_bank_amount_in.short_description = (_("bank_amount_in"))
+    get_bank_amount_in.allow_tags = True
+    get_bank_amount_in.admin_order_field = 'bank_amount_in'
+
+    def get_bank_amount_out(self):
+        if self.operation_status in [BANK_PROFIT, BANK_TAX]:
+            return "<i>%s</i>" % (self.bank_amount_out if self.bank_amount_out.amount != DECIMAL_ZERO else EMPTY_STRING)
+        else:
+            return self.bank_amount_out if self.bank_amount_out.amount != DECIMAL_ZERO else EMPTY_STRING
+
+    get_bank_amount_out.short_description = (_("bank_amount_out"))
+    get_bank_amount_out.allow_tags = True
+    get_bank_amount_out.admin_order_field = 'bank_amount_out'
+
+    def get_producer(self):
+        if self.producer is not None:
+            return self.producer.short_profile_name
+        else:
+            if self.customer is None:
+                # This is a total, show it
+                from repanier.apps import REPANIER_SETTINGS_GROUP_NAME
+                if self.operation_status == BANK_LATEST_TOTAL:
+                    return "<b>%s</b>" % "=== %s" % REPANIER_SETTINGS_GROUP_NAME
+                else:
+                    return "<b>%s</b>" % "--- %s" % REPANIER_SETTINGS_GROUP_NAME
+            return EMPTY_STRING
+
+    get_producer.short_description = (_("producer"))
+    get_producer.allow_tags = True
+    get_producer.admin_order_field = 'producer'
+
+    def get_customer(self):
+        if self.customer is not None:
+            return self.customer.short_basket_name
+        else:
+            if self.producer is None:
+                # This is a total, show it
+                from repanier.apps import REPANIER_SETTINGS_BANK_ACCOUNT
+                if self.operation_status == BANK_LATEST_TOTAL:
+
+                    if REPANIER_SETTINGS_BANK_ACCOUNT is not None:
+                        return "<b>%s</b>" % REPANIER_SETTINGS_BANK_ACCOUNT
+                    else:
+                        return "<b>%s</b>" % "=============="
+                else:
+                    if REPANIER_SETTINGS_BANK_ACCOUNT is not None:
+                        return "<b>%s</b>" % REPANIER_SETTINGS_BANK_ACCOUNT
+                    else:
+                        return "<b>%s</b>" % "--------------"
+            return EMPTY_STRING
+
+    get_customer.short_description = (_("customer"))
+    get_customer.allow_tags = True
+    get_customer.admin_order_field = 'customer'
+
+    class Meta:
+        verbose_name = _("bank account movement")
+        verbose_name_plural = _("bank account movements")
+        ordering = ('-operation_date', '-id')
+        index_together = [
+            ['operation_date', 'id'],
+            ['customer_invoice', 'operation_date', 'id'],
+            ['producer_invoice', 'operation_date', 'operation_date', 'id'],
+            ['permanence', 'customer', 'producer', 'operation_date', 'id'],
+        ]
+
+
+@receiver(pre_save, sender=BankAccount)
+def bank_account_pre_save(sender, **kwargs):
+    bank_account = kwargs["instance"]
+    if bank_account.producer is None and bank_account.customer is None:
+        initial_balance = BankAccount.objects.filter(
+            producer__isnull=True, customer__isnull=True).order_by('?').first()
+        if initial_balance is None:
+            bank_account.operation_status = BANK_LATEST_TOTAL
+            bank_account.permanence = None
+            bank_account.operation_comment = _("Initial balance")
+            bank_account.producer_invoice = None
+            bank_account.customer_invoice = None

repanier/models/box.py

+# -*- coding: utf-8
+from __future__ import unicode_literals
+
+from django.core.validators import MinValueValidator
+from django.db import models
+from django.db.models.signals import pre_save
+from django.dispatch import receiver
+from django.utils.encoding import python_2_unicode_compatible
+from django.utils.translation import ugettext_lazy as _
+
+from repanier.const import *
+from repanier.fields.RepanierMoneyField import ModelMoneyField
+from repanier.models.producer import Producer
+from repanier.models.product import Product, product_pre_save
+
+
+@python_2_unicode_compatible
+class Box(Product):
+    def save_update_stock(self):
+        # stock : max_digits=9, decimal_places=3 => 1000000 > max(stock)
+        stock = 1000000
+        for box_content in BoxContent.objects.filter(
+                box_id=self.id,
+                product__limit_order_quantity_to_stock=True,
+                content_quantity__gt=DECIMAL_ZERO,
+                product__is_box=False  # Disallow recursivity
+        ).prefetch_related(
+            "product"
+        ).only(
+            "content_quantity", "product__stock", "product__limit_order_quantity_to_stock"
+        ).order_by('?'):
+            stock = min(stock, box_content.product.stock // box_content.content_quantity)
+        if stock < 1000000:
+            self.stock = stock
+        else:
+            self.stock = DECIMAL_ZERO
+        self.limit_order_quantity_to_stock = True
+        self.save(update_fields=['stock', 'limit_order_quantity_to_stock'])
+
+    class Meta:
+        proxy = True
+        verbose_name = _("box")
+        verbose_name_plural = _("boxes")
+        # ordering = ("sort_order",)
+
+    def __str__(self):
+        return '%s' % self.long_name
+
+
+@receiver(pre_save, sender=Box)
+def box_pre_save(sender, **kwargs):
+    box = kwargs["instance"]
+    box.is_box = True
+    box.producer_id = Producer.objects.filter(
+        represent_this_buyinggroup=True
+    ).order_by('?').only('id').first().id
+    box.order_unit = PRODUCT_ORDER_UNIT_PC
+    box.producer_unit_price = box.customer_unit_price
+    box.producer_vat = box.customer_vat
+    # ! Important to initialise all fields of the box. Remember : a box is a product.
+    product_pre_save(sender, **kwargs)
+
+
+@python_2_unicode_compatible
+class BoxContent(models.Model):
+    box = models.ForeignKey(
+        'Box', verbose_name=_("box"),
+        null=True, blank=True, db_index=True, on_delete=models.PROTECT)
+    product = models.ForeignKey(
+        'Product', verbose_name=_("product"), related_name='box_content',
+        null=True, blank=True, db_index=True, on_delete=models.PROTECT)
+    content_quantity = models.DecimalField(
+        _("content quantity"),
+        default=DECIMAL_ZERO, max_digits=6, decimal_places=3,
+        validators=[MinValueValidator(0)])
+    calculated_customer_content_price = ModelMoneyField(
+        _("customer content price"),
+        default=DECIMAL_ZERO, max_digits=8, decimal_places=2)
+    calculated_content_deposit = ModelMoneyField(
+        _("content deposit"),
+        help_text=_('deposit to add to the original content price'),
+        default=DECIMAL_ZERO, max_digits=8, decimal_places=2)
+
+    def get_calculated_customer_content_price(self):
+        # workaround for a display problem with Money field in the admin list_display
+        return self.calculated_customer_content_price + self.calculated_content_deposit
+
+    get_calculated_customer_content_price.short_description