Merge remote-tracking branch 'inventree/master' into drf-api-forms

# Conflicts:
#	InvenTree/company/forms.py

InvenTree/InvenTree/apps.py

@@ -4,7 +4,6 @@ import logging
 
 from django.apps import AppConfig
 from django.core.exceptions import AppRegistryNotReady
-from django.conf import settings
 
 from InvenTree.ready import isInTestMode, canAppAccessDatabase
 import InvenTree.tasks
@@ -66,10 +65,11 @@ class InvenTreeConfig(AppConfig):
             from djmoney.contrib.exchange.models import ExchangeBackend
             from datetime import datetime, timedelta
             from InvenTree.tasks import update_exchange_rates
+            from common.settings import currency_code_default
         except AppRegistryNotReady:
             pass
 
-        base_currency = settings.BASE_CURRENCY
+        base_currency = currency_code_default()
 
         update = False
 

InvenTree/InvenTree/exchange.py

@@ -1,4 +1,4 @@
-from django.conf import settings as inventree_settings
+from common.settings import currency_code_default, currency_codes
 
 from djmoney.contrib.exchange.backends.base import SimpleExchangeBackend
 
@@ -22,8 +22,8 @@ class InvenTreeExchange(SimpleExchangeBackend):
         return {
         }
 
-    def update_rates(self, base_currency=inventree_settings.BASE_CURRENCY):
+    def update_rates(self, base_currency=currency_code_default()):
 
-        symbols = ','.join(inventree_settings.CURRENCIES)
+        symbols = ','.join(currency_codes())
 
         super().update_rates(base=base_currency, symbols=symbols)

InvenTree/InvenTree/fields.py

@@ -2,6 +2,7 @@
 
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
+import sys
 
 from .validators import allowable_url_schemes
 
@@ -13,8 +14,11 @@ from django.core import validators
 from django import forms
 
 from decimal import Decimal
+from djmoney.models.fields import MoneyField as ModelMoneyField
+from djmoney.forms.fields import MoneyField
 
 import InvenTree.helpers
+import common.settings
 
 
 class InvenTreeURLFormField(FormURLField):
@@ -34,6 +38,42 @@ class InvenTreeURLField(models.URLField):
         })
 
 
+def money_kwargs():
+    """ returns the database settings for MoneyFields """
+    kwargs = {}
+    kwargs['currency_choices'] = common.settings.currency_code_mappings()
+    kwargs['default_currency'] = common.settings.currency_code_default
+    return kwargs
+
+
+class InvenTreeModelMoneyField(ModelMoneyField):
+    """ custom MoneyField for clean migrations while using dynamic currency settings """
+    def __init__(self, **kwargs):
+        # detect if creating migration
+        if 'makemigrations' in sys.argv:
+            # remove currency information for a clean migration
+            kwargs['default_currency'] = ''
+            kwargs['currency_choices'] = []
+        else:
+            # set defaults
+            kwargs.update(money_kwargs())
+
+        super().__init__(**kwargs)
+
+    def formfield(self, **kwargs):
+        """ override form class to use own function """
+        kwargs['form_class'] = InvenTreeMoneyField
+        return super().formfield(**kwargs)
+
+
+class InvenTreeMoneyField(MoneyField):
+    """ custom MoneyField for clean migrations while using dynamic currency settings """
+    def __init__(self, *args, **kwargs):
+        # override initial values with the real info from database
+        kwargs.update(money_kwargs())
+        super().__init__(*args, **kwargs)
+
+
 class DatePickerFormField(forms.DateField):
     """
     Custom date-picker field

InvenTree/InvenTree/settings.py

@@ -523,10 +523,6 @@ for currency in CURRENCIES:
         print(f"Currency code '{currency}' is not supported")
         sys.exit(1)
 
-BASE_CURRENCY = get_setting(
-    'INVENTREE_BASE_CURRENCY',
-    CONFIG.get('base_currency', 'USD')
-)
 
 # Custom currency exchange backend
 EXCHANGE_BACKEND = 'InvenTree.exchange.InvenTreeExchange'

InvenTree/InvenTree/tasks.py

@@ -170,7 +170,7 @@ def update_exchange_rates():
     try:
         from InvenTree.exchange import InvenTreeExchange
         from djmoney.contrib.exchange.models import ExchangeBackend, Rate
-        from django.conf import settings
+        from common.settings import currency_code_default, currency_codes
     except AppRegistryNotReady:
         # Apps not yet loaded!
         logger.info("Could not perform 'update_exchange_rates' - App registry not ready")
@@ -192,14 +192,14 @@ def update_exchange_rates():
     backend = InvenTreeExchange()
     print(f"Updating exchange rates from {backend.url}")
 
-    base = settings.BASE_CURRENCY
+    base = currency_code_default()
 
     print(f"Using base currency '{base}'")
 
     backend.update_rates(base_currency=base)
 
     # Remove any exchange rates which are not in the provided currencies
-    Rate.objects.filter(backend="InvenTreeExchange").exclude(currency__in=settings.CURRENCIES).delete()
+    Rate.objects.filter(backend="InvenTreeExchange").exclude(currency__in=currency_codes()).delete()
 
 
 def send_email(subject, body, recipients, from_email=None):

InvenTree/InvenTree/tests.py

@@ -5,8 +5,6 @@ from django.test import TestCase
 import django.core.exceptions as django_exceptions
 from django.core.exceptions import ValidationError
 
-from django.conf import settings
-
 from djmoney.money import Money
 from djmoney.contrib.exchange.models import Rate, convert_money
 from djmoney.contrib.exchange.exceptions import MissingRate
@@ -20,6 +18,7 @@ from decimal import Decimal
 import InvenTree.tasks
 
 from stock.models import StockLocation
+from common.settings import currency_codes
 
 
 class ValidatorTest(TestCase):
@@ -335,13 +334,11 @@ class CurrencyTests(TestCase):
         with self.assertRaises(MissingRate):
             convert_money(Money(100, 'AUD'), 'USD')
 
-        currencies = settings.CURRENCIES
-
         InvenTree.tasks.update_exchange_rates()
 
         rates = Rate.objects.all()
 
-        self.assertEqual(rates.count(), len(currencies))
+        self.assertEqual(rates.count(), len(currency_codes()))
 
         # Now that we have some exchange rate information, we can perform conversions
 

InvenTree/InvenTree/views.py

@@ -12,7 +12,6 @@ from django.utils.translation import gettext_lazy as _
 from django.template.loader import render_to_string
 from django.http import HttpResponse, JsonResponse, HttpResponseRedirect
 from django.urls import reverse_lazy
-from django.conf import settings
 
 from django.contrib.auth.mixins import PermissionRequiredMixin
 
@@ -21,6 +20,7 @@ from django.views.generic import ListView, DetailView, CreateView, FormView, Del
 from django.views.generic.base import RedirectView, TemplateView
 
 from djmoney.contrib.exchange.models import ExchangeBackend, Rate
+from common.settings import currency_code_default, currency_codes
 
 from part.models import Part, PartCategory
 from stock.models import StockLocation, StockItem
@@ -820,8 +820,8 @@ class CurrencySettingsView(TemplateView):
         ctx = super().get_context_data(**kwargs).copy()
 
         ctx['settings'] = InvenTreeSetting.objects.all().order_by('key')
-        ctx["base_currency"] = settings.BASE_CURRENCY
-        ctx["currencies"] = settings.CURRENCIES
+        ctx["base_currency"] = currency_code_default()
+        ctx["currencies"] = currency_codes
 
         ctx["rates"] = Rate.objects.filter(backend="InvenTreeExchange")
 

InvenTree/common/migrations/0010_migrate_currency_setting.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.2.4 on 2021-07-01 15:39
+
+from django.db import migrations
+from common.models import InvenTreeSetting
+from InvenTree.settings import get_setting, CONFIG
+
+def set_default_currency(apps, schema_editor):
+    """ migrate the currency setting from config.yml to db """
+    # get value from settings-file
+    base_currency = get_setting('INVENTREE_BASE_CURRENCY', CONFIG.get('base_currency', 'USD'))
+    # write to database
+    InvenTreeSetting.set_setting('INVENTREE_DEFAULT_CURRENCY', base_currency, None, create=True)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('common', '0009_delete_currency'),
+    ]
+
+    operations = [
+        migrations.RunPython(set_default_currency),
+    ]

InvenTree/common/models.py

@@ -14,11 +14,11 @@ from django.db import models, transaction
 from django.db.utils import IntegrityError, OperationalError
 from django.conf import settings
 
-from djmoney.models.fields import MoneyField
+from djmoney.settings import CURRENCY_CHOICES
 from djmoney.contrib.exchange.models import convert_money
 from djmoney.contrib.exchange.exceptions import MissingRate
 
-from common.settings import currency_code_default
+import common.settings
 
 from django.utils.translation import ugettext_lazy as _
 from django.core.validators import MinValueValidator, URLValidator
@@ -81,6 +81,13 @@ class InvenTreeSetting(models.Model):
             'default': '',
         },
 
+        'INVENTREE_DEFAULT_CURRENCY': {
+            'name': _('Default Currency'),
+            'description': _('Default currency'),
+            'default': 'USD',
+            'choices': CURRENCY_CHOICES,
+        },
+
         'INVENTREE_DOWNLOAD_FROM_URL': {
             'name': _('Download from URL'),
             'description': _('Allow download of remote images and files from external URL'),
@@ -735,10 +742,9 @@ class PriceBreak(models.Model):
         help_text=_('Price break quantity'),
     )
 
-    price = MoneyField(
+    price = InvenTree.fields.InvenTreeModelMoneyField(
         max_digits=19,
         decimal_places=4,
-        default_currency=currency_code_default(),
         null=True,
         verbose_name=_('Price'),
         help_text=_('Unit price at specified quantity'),
@@ -791,7 +797,7 @@ def get_price(instance, quantity, moq=True, multiples=True, currency=None, break
 
     if currency is None:
         # Default currency selection
-        currency = currency_code_default()
+        currency = common.settings.currency_code_default()
 
     pb_min = None
     for pb in price_breaks:

InvenTree/common/settings.py

@@ -6,9 +6,9 @@ User-configurable settings for the common app
 from __future__ import unicode_literals
 
 from moneyed import CURRENCIES
+from django.conf import settings
 
 import common.models
-from django.conf import settings
 
 
 def currency_code_default():
@@ -16,7 +16,7 @@ def currency_code_default():
     Returns the default currency code (or USD if not specified)
     """
 
-    code = settings.BASE_CURRENCY
+    code = common.models.InvenTreeSetting.get_setting('INVENTREE_DEFAULT_CURRENCY')
 
     if code not in CURRENCIES:
         code = 'USD'
@@ -24,6 +24,20 @@ def currency_code_default():
     return code
 
 
+def currency_code_mappings():
+    """
+    Returns the current currency choices
+    """
+    return [(a, a) for a in settings.CURRENCIES]
+
+
+def currency_codes():
+    """
+    Returns the current currency codes
+    """
+    return [a for a in settings.CURRENCIES]
+
+
 def stock_expiry_enabled():
     """
     Returns True if the stock expiry feature is enabled

InvenTree/company/forms.py

@@ -6,7 +6,7 @@ Django Forms for interacting with Company app
 from __future__ import unicode_literals
 
 from InvenTree.forms import HelperForm
-from InvenTree.fields import RoundingDecimalFormField
+from InvenTree.fields import InvenTreeMoneyField, RoundingDecimalFormField
 
 from django.utils.translation import ugettext_lazy as _
 import django.forms
@@ -67,9 +67,8 @@ class EditSupplierPartForm(HelperForm):
         'note': 'fa-pencil-alt',
     }
 
-    single_pricing = MoneyField(
+    single_pricing = InvenTreeMoneyField(
         label=_('Single Price'),
-        default_currency=currency_code_default(),
         help_text=_('Single quantity price'),
         decimal_places=4,
         max_digits=19,

InvenTree/company/migrations/0039_auto_20210701_0509.py

@@ -0,0 +1,25 @@
+# Generated by Django 3.2.4 on 2021-07-01 05:09
+
+import InvenTree.fields
+from django.db import migrations
+import djmoney.models.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('company', '0038_manufacturerpartparameter'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='supplierpricebreak',
+            name='price',
+            field=InvenTree.fields.InvenTreeModelMoneyField(currency_choices=[], decimal_places=4, default_currency='', help_text='Unit price at specified quantity', max_digits=19, null=True, verbose_name='Price'),
+        ),
+        migrations.AlterField(
+            model_name='supplierpricebreak',
+            name='price_currency',
+            field=djmoney.models.fields.CurrencyField(choices=[], default='', editable=False, max_length=3),
+        ),
+    ]

InvenTree/order/forms.py

@@ -10,15 +10,12 @@ from django.utils.translation import ugettext_lazy as _
 
 from mptt.fields import TreeNodeChoiceField
 
-from djmoney.forms.fields import MoneyField
-
 from InvenTree.forms import HelperForm
-from InvenTree.fields import RoundingDecimalFormField
+from InvenTree.fields import InvenTreeMoneyField, RoundingDecimalFormField
 from InvenTree.fields import DatePickerFormField
 
 from InvenTree.helpers import clean_decimal
 
-from common.models import InvenTreeSetting
 from common.forms import MatchItemForm
 
 import part.models
@@ -297,9 +294,8 @@ class OrderMatchItemForm(MatchItemForm):
             )
         # set price field
         elif 'price' in col_guess.lower():
-            return MoneyField(
+            return InvenTreeMoneyField(
                 label=_(col_guess),
-                default_currency=InvenTreeSetting.get_setting('INVENTREE_DEFAULT_CURRENCY'),
                 decimal_places=5,
                 max_digits=19,
                 required=False,

InvenTree/order/migrations/0047_auto_20210701_0509.py

@@ -0,0 +1,35 @@
+# Generated by Django 3.2.4 on 2021-07-01 05:09
+
+import InvenTree.fields
+from django.db import migrations
+import djmoney.models.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('order', '0046_purchaseorderlineitem_destination'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='purchaseorderlineitem',
+            name='purchase_price',
+            field=InvenTree.fields.InvenTreeModelMoneyField(blank=True, currency_choices=[], decimal_places=4, default_currency='', help_text='Unit purchase price', max_digits=19, null=True, verbose_name='Purchase Price'),
+        ),
+        migrations.AlterField(
+            model_name='purchaseorderlineitem',
+            name='purchase_price_currency',
+            field=djmoney.models.fields.CurrencyField(choices=[], default='', editable=False, max_length=3),
+        ),
+        migrations.AlterField(
+            model_name='salesorderlineitem',
+            name='sale_price',
+            field=InvenTree.fields.InvenTreeModelMoneyField(blank=True, currency_choices=[], decimal_places=4, default_currency='', help_text='Unit sale price', max_digits=19, null=True, verbose_name='Sale Price'),
+        ),
+        migrations.AlterField(
+            model_name='salesorderlineitem',
+            name='sale_price_currency',
+            field=djmoney.models.fields.CurrencyField(choices=[], default='', editable=False, max_length=3),
+        ),
+    ]

InvenTree/order/models.py

@@ -17,19 +17,15 @@ from django.contrib.auth.models import User
 from django.urls import reverse
 from django.utils.translation import ugettext_lazy as _
 
-from common.settings import currency_code_default
-
 from markdownx.models import MarkdownxField
 from mptt.models import TreeForeignKey
 
-from djmoney.models.fields import MoneyField
-
 from users import models as UserModels
 from part import models as PartModels
 from stock import models as stock_models
 from company.models import Company, SupplierPart
 
-from InvenTree.fields import RoundingDecimalField
+from InvenTree.fields import InvenTreeModelMoneyField, RoundingDecimalField
 from InvenTree.helpers import decimal2string, increment, getSetting
 from InvenTree.status_codes import PurchaseOrderStatus, SalesOrderStatus, StockStatus, StockHistoryCode
 from InvenTree.models import InvenTreeAttachment
@@ -684,10 +680,9 @@ class PurchaseOrderLineItem(OrderLineItem):
 
     received = models.DecimalField(decimal_places=5, max_digits=15, default=0, verbose_name=_('Received'), help_text=_('Number of items received'))
 
-    purchase_price = MoneyField(
+    purchase_price = InvenTreeModelMoneyField(
         max_digits=19,
         decimal_places=4,
-        default_currency=currency_code_default(),
         null=True, blank=True,
         verbose_name=_('Purchase Price'),
         help_text=_('Unit purchase price'),
@@ -740,10 +735,9 @@ class SalesOrderLineItem(OrderLineItem):
 
     part = models.ForeignKey('part.Part', on_delete=models.SET_NULL, related_name='sales_order_line_items', null=True, verbose_name=_('Part'), help_text=_('Part'), limit_choices_to={'salable': True})
 
-    sale_price = MoneyField(
+    sale_price = InvenTreeModelMoneyField(
         max_digits=19,
         decimal_places=4,
-        default_currency=currency_code_default(),
         null=True, blank=True,
         verbose_name=_('Sale Price'),
         help_text=_('Unit sale price'),

InvenTree/part/migrations/0069_auto_20210701_0509.py

@@ -0,0 +1,35 @@
+# Generated by Django 3.2.4 on 2021-07-01 05:09
+
+import InvenTree.fields
+from django.db import migrations
+import djmoney.models.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('part', '0068_part_unique_part'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='partinternalpricebreak',
+            name='price',
+            field=InvenTree.fields.InvenTreeModelMoneyField(currency_choices=[], decimal_places=4, default_currency='', help_text='Unit price at specified quantity', max_digits=19, null=True, verbose_name='Price'),
+        ),
+        migrations.AlterField(
+            model_name='partinternalpricebreak',
+            name='price_currency',
+            field=djmoney.models.fields.CurrencyField(choices=[], default='', editable=False, max_length=3),
+        ),
+        migrations.AlterField(
+            model_name='partsellpricebreak',
+            name='price',
+            field=InvenTree.fields.InvenTreeModelMoneyField(currency_choices=[], decimal_places=4, default_currency='', help_text='Unit price at specified quantity', max_digits=19, null=True, verbose_name='Price'),
+        ),
+        migrations.AlterField(
+            model_name='partsellpricebreak',
+            name='price_currency',
+            field=djmoney.models.fields.CurrencyField(choices=[], default='', editable=False, max_length=3),
+        ),
+    ]

InvenTree/part/views.py

@@ -2793,7 +2793,7 @@ class PartSalePriceBreakCreate(AjaxCreateView):
 
         initials['part'] = self.get_part()
 
-        default_currency = settings.BASE_CURRENCY
+        default_currency = inventree_settings.currency_code_default()
         currency = CURRENCIES.get(default_currency, None)
 
         if currency is not None:

InvenTree/stock/migrations/0065_auto_20210701_0509.py

@@ -0,0 +1,25 @@
+# Generated by Django 3.2.4 on 2021-07-01 05:09
+
+import InvenTree.fields
+from django.db import migrations
+import djmoney.models.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('stock', '0064_auto_20210621_1724'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='stockitem',
+            name='purchase_price',
+            field=InvenTree.fields.InvenTreeModelMoneyField(blank=True, currency_choices=[], decimal_places=4, default_currency='', help_text='Single unit purchase price at time of purchase', max_digits=19, null=True, verbose_name='Purchase Price'),
+        ),
+        migrations.AlterField(
+            model_name='stockitem',
+            name='purchase_price_currency',
+            field=djmoney.models.fields.CurrencyField(choices=[], default='', editable=False, max_length=3),
+        ),
+    ]

InvenTree/stock/models.py

@@ -20,14 +20,10 @@ from django.contrib.auth.models import User
 from django.db.models.signals import pre_delete
 from django.dispatch import receiver
 
-from common.settings import currency_code_default
-
 from markdownx.models import MarkdownxField
 
 from mptt.models import MPTTModel, TreeForeignKey
 
-from djmoney.models.fields import MoneyField
-
 from decimal import Decimal, InvalidOperation
 from datetime import datetime, timedelta
 from InvenTree import helpers
@@ -38,7 +34,7 @@ import label.models
 
 from InvenTree.status_codes import StockStatus, StockHistoryCode
 from InvenTree.models import InvenTreeTree, InvenTreeAttachment
-from InvenTree.fields import InvenTreeURLField
+from InvenTree.fields import InvenTreeModelMoneyField, InvenTreeURLField
 
 from users.models import Owner
 
@@ -541,10 +537,9 @@ class StockItem(MPTTModel):
         help_text=_('Stock Item Notes')
     )
 
-    purchase_price = MoneyField(
+    purchase_price = InvenTreeModelMoneyField(
         max_digits=19,
         decimal_places=4,
-        default_currency=currency_code_default(),
         blank=True,
         null=True,
         verbose_name=_('Purchase Price'),

InvenTree/templates/InvenTree/settings/currencies.html

@@ -12,6 +12,13 @@
 
 {% block settings %}
 
+<table class='table table-striped table-condensed'>
+    {% include "InvenTree/settings/header.html" %}
+    <tbody>
+        {% include "InvenTree/settings/setting.html" with key="INVENTREE_DEFAULT_CURRENCY" icon="fa-globe" %}
+    </tbody>
+</table>
+
 <table class='table table-striped table-condensed'>
     <tbody>
         <tr>