mirror of
https://github.com/ae-utbm/sith.git
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233 lines
8.0 KiB
Python
233 lines
8.0 KiB
Python
from django.core.urlresolvers import reverse
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from django.db import models
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from django.conf import settings
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from django.utils.translation import ugettext_lazy as _
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from decimal import Decimal
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from core.models import User
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from club.models import Club
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class CurrencyField(models.DecimalField):
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"""
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This is a custom database field used for currency
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"""
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__metaclass__ = models.SubfieldBase
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def __init__(self, *args, **kwargs):
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kwargs['max_digits'] = 12
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kwargs['decimal_places'] = 2
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super(CurrencyField, self).__init__(*args, **kwargs)
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def to_python(self, value):
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try:
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return super(CurrencyField, self).to_python(value).quantize(Decimal("0.01"))
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except AttributeError:
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return None
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class Customer(models.Model):
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"""
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This class extends a user to make a customer. It adds some basic customers informations, such as the accound ID, and
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is used by other accounting classes as reference to the customer, rather than using User
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"""
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user = models.OneToOneField(User, primary_key=True)
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account_id = models.CharField(_('account id'), max_length=10, unique=True)
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class Meta:
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verbose_name = _('customer')
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verbose_name_plural = _('customers')
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def __str__(self):
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return self.user.username
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class ProductType(models.Model):
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"""
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This describes a product type
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Useful only for categorizing, changes are made at the product level for now
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"""
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name = models.CharField(_('name'), max_length=30)
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description = models.TextField(_('description'), null=True, blank=True)
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icon = models.ImageField(upload_to='products', null=True, blank=True)
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def is_owned_by(self, user):
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"""
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Method to see if that object can be edited by the given user
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"""
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if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
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return True
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return False
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def __str__(self):
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return self.name
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class Product(models.Model):
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"""
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This describes a product, with all its related informations
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"""
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name = models.CharField(_('name'), max_length=30)
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description = models.TextField(_('description'), blank=True)
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product_type = models.ForeignKey(ProductType, related_name='products', null=True, blank=True)
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code = models.CharField(_('code'), max_length=10)
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purchase_price = CurrencyField(_('purchase price'))
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selling_price = CurrencyField(_('selling price'))
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special_selling_price = CurrencyField(_('special selling price'))
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icon = models.ImageField(upload_to='products', null=True, blank=True)
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club = models.ForeignKey(Club, related_name="products")
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def is_owned_by(self, user): # TODO do this for all models
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"""
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Method to see if that object can be edited by the given user
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"""
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if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
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return True
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return False
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def __str__(self):
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return self.name
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class BankAccount(models.Model):
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name = models.CharField(_('name'), max_length=30)
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rib = models.CharField(_('rib'), max_length=255, blank=True)
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number = models.CharField(_('account number'), max_length=255, blank=True)
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club = models.ForeignKey(Club, related_name="bank_accounts")
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def is_owned_by(self, user):
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"""
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Method to see if that object can be edited by the given user
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"""
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if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
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return True
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m = self.club.get_membership_for(user)
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if m is not None and m.role >= 7:
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return True
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return False
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def get_absolute_url(self):
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return reverse('accounting:bank_details', kwargs={'b_account_id': self.id})
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def __str__(self):
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return self.name
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class ClubAccount(models.Model):
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name = models.CharField(_('name'), max_length=30)
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club = models.OneToOneField(Club, related_name="club_account")
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bank_account = models.ForeignKey(BankAccount, related_name="club_accounts")
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def is_owned_by(self, user):
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"""
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Method to see if that object can be edited by the given user
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"""
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if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
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return True
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return False
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def can_be_edited_by(self, user):
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"""
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Method to see if that object can be edited by the given user
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"""
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m = self.club.get_membership_for(user)
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if m is not None and m.role >= 7:
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return True
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return False
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def get_absolute_url(self):
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return reverse('accounting:club_details', kwargs={'c_account_id': self.id})
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def __str__(self):
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return self.name
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class GeneralJournal(models.Model):
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"""
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Class storing all the operations for a period of time
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"""
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start_date = models.DateField(_('start date'))
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end_date = models.DateField(_('end date'), null=True, blank=True, default=None)
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name = models.CharField(_('name'), max_length=30)
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closed = models.BooleanField(_('is closed'), default=False)
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club_account = models.ForeignKey(ClubAccount, related_name="journals", null=False)
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def is_owned_by(self, user):
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"""
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Method to see if that object can be edited by the given user
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"""
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if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
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return True
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return False
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def can_be_edited_by(self, user):
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"""
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Method to see if that object can be edited by the given user
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"""
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if self.club_account.can_be_edited_by(user):
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return True
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return False
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def get_absolute_url(self):
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return reverse('accounting:journal_details', kwargs={'j_id': self.id})
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def __str__(self):
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return self.name
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class AccountingType(models.Model):
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"""
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Class describing the accounting types.
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Thoses are numbers used in accounting to classify operations
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"""
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code = models.CharField(_('code'), max_length=16) # TODO: add number validator
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label = models.CharField(_('label'), max_length=60)
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movement_type = models.CharField(_('movement type'), choices=[('credit', 'Credit'), ('debit', 'Debit'), ('neutral', 'Neutral')], max_length=12)
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def is_owned_by(self, user):
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"""
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Method to see if that object can be edited by the given user
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"""
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if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
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return True
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return False
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def get_absolute_url(self):
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return reverse('accounting:type_list')
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def __str__(self):
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return self.movement_type+" - "+self.code+" - "+self.label
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class Operation(models.Model):
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"""
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An operation is a line in the journal, a debit or a credit
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"""
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journal = models.ForeignKey(GeneralJournal, related_name="operations", null=False)
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date = models.DateField(_('date'))
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remark = models.TextField(_('remark'), max_length=255)
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mode = models.CharField(_('payment method'), max_length=255, choices=settings.SITH_ACCOUNTING_PAYMENT_METHOD)
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cheque_number = models.IntegerField(_('cheque number'))
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invoice = models.FileField(upload_to='invoices', null=True, blank=True)
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done = models.BooleanField(_('is done'), default=False)
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type = models.ForeignKey(AccountingType, related_name="operations")
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def is_owned_by(self, user):
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"""
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Method to see if that object can be edited by the given user
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"""
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if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
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return True
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m = self.journal.club_account.get_membership_for(user)
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if m is not None and m.role >= 7:
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return True
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return False
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def can_be_edited_by(self, user):
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"""
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Method to see if that object can be edited by the given user
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"""
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if self.journal.can_be_edited_by(user):
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return True
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return False
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def get_absolute_url(self):
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return reverse('accounting:journal_details', kwargs={'j_id': self.journal.id})
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def __str__(self):
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return str(self.id)+" - "+str(self.date)
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