747 lines
26 KiB
Python
747 lines
26 KiB
Python
import re
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from datetime import date
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from django.core.urlresolvers import reverse
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from django.core.validators import RegexValidator
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from django.contrib.auth.models import User
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from django.db import models
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from django.db import transaction
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from django.db.models import F
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from django.utils import timezone
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from django.utils.encoding import python_2_unicode_compatible
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from django.utils.six.moves import reduce
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from django.utils.translation import ugettext_lazy as _
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from gestion.models import Profile
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from .auth import KFET_GENERIC_TRIGRAMME
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from .auth.models import GenericTeamToken # noqa
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from .config import kfet_config
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from .utils import to_ukf
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def choices_length(choices):
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return reduce(lambda m, choice: max(m, len(choice[0])), choices, 0)
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def default_promo():
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now = date.today()
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return now.month <= 8 and now.year-1 or now.year
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class AccountManager(models.Manager):
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"""Manager for Account Model."""
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def get_queryset(self):
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"""Always append related data to this Account."""
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return super().get_queryset().select_related('profile__user',
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'negative')
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def get_generic(self):
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"""
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Get the kfet generic account instance.
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"""
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return self.get(trigramme=KFET_GENERIC_TRIGRAMME)
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def get_by_password(self, password):
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"""
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Get a kfet generic account by clear password.
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Raises Account.DoesNotExist if no Account has this password.
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"""
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from .auth.utils import hash_password
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if password is None:
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raise self.model.DoesNotExist
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return self.get(password=hash_password(password))
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class Account(models.Model):
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objects = AccountManager()
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profile = models.OneToOneField(
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Profile,
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related_name="account_kfet",
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on_delete=models.PROTECT
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)
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trigramme = models.CharField(
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unique = True,
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max_length = 3,
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validators = [RegexValidator(regex='^[^a-z]{3}$')],
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db_index = True)
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balance = models.DecimalField(
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max_digits = 6, decimal_places = 2,
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default = 0)
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is_frozen = models.BooleanField("est gelé", default = False)
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created_at = models.DateTimeField(default=timezone.now)
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# Optional
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PROMO_CHOICES = [(r,r) for r in range(1980, date.today().year+1)]
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promo = models.IntegerField(
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choices = PROMO_CHOICES,
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blank = True, null = True, default = default_promo())
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nickname = models.CharField(
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"surnom(s)",
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max_length = 255,
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blank = True, default = "")
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password = models.CharField(
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max_length = 255,
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unique = True,
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blank = True, null = True, default = None)
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class Meta:
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permissions = (
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('is_team', 'Is part of the team'),
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('manage_perms', 'Gérer les permissions K-Fêt'),
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('manage_addcosts', 'Gérer les majorations'),
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('edit_balance_account', "Modifier la balance d'un compte"),
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('change_account_password',
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"Modifier le mot de passe d'une personne de l'équipe"),
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('special_add_account',
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"Créer un compte avec une balance initiale"),
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('can_force_close', "Fermer manuellement la K-Fêt"),
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('see_config', "Voir la configuration K-Fêt"),
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('change_config', "Modifier la configuration K-Fêt"),
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)
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def __str__(self):
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return '%s (%s)' % (self.trigramme, self.name)
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# Propriétés pour accéder aux attributs de user et profile
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@property
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def user(self):
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return self.profile.user
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@property
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def username(self):
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return self.profile.user.username
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@property
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def first_name(self):
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return self.profile.user.first_name
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@property
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def last_name(self):
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return self.profile.user.last_name
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@property
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def email(self):
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return self.profile.user.email
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@property
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def departement(self):
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return self.profile.departement
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@property
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def is_cof(self):
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return self.profile.cof.is_cof
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# Propriétés supplémentaires
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@property
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def balance_ukf(self):
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return to_ukf(self.balance, is_cof=self.is_cof)
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@property
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def real_balance(self):
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if hasattr(self, 'negative') and self.negative.balance_offset:
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return self.balance - self.negative.balance_offset
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return self.balance
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@property
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def name(self):
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return self.user.get_full_name()
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@property
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def is_cash(self):
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return self.trigramme == 'LIQ'
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@property
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def need_comment(self):
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return self.trigramme == '#13'
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@property
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def readable(self):
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return self.trigramme != 'GNR'
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@property
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def is_team(self):
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return self.has_perm('kfet.is_team')
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@staticmethod
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def is_validandfree(trigramme):
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data = { 'is_valid' : False, 'is_free' : False }
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pattern = re.compile("^[^a-z]{3}$")
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data['is_valid'] = pattern.match(trigramme) and True or False
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try:
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account = Account.objects.get(trigramme=trigramme)
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except Account.DoesNotExist:
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data['is_free'] = True
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return data
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def perms_to_perform_operation(self, amount):
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overdraft_duration_max = kfet_config.overdraft_duration
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overdraft_amount_max = kfet_config.overdraft_amount
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perms = set()
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stop_ope = False
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# Checking is cash account
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if self.is_cash:
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# Yes, so no perms and no stop
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return set(), False
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if self.need_comment:
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perms.add('kfet.perform_commented_operations')
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# Checking is frozen account
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if self.is_frozen:
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perms.add('kfet.override_frozen_protection')
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new_balance = self.balance + amount
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if new_balance < 0 and amount < 0:
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# Retrieving overdraft amount limit
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if (hasattr(self, 'negative')
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and self.negative.authz_overdraft_amount is not None):
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overdraft_amount = - self.negative.authz_overdraft_amount
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else:
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overdraft_amount = - overdraft_amount_max
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# Retrieving overdraft datetime limit
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if (hasattr(self, 'negative')
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and self.negative.authz_overdraft_until is not None):
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overdraft_until = self.negative.authz_overdraft_until
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elif hasattr(self, 'negative'):
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overdraft_until = \
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self.negative.start + overdraft_duration_max
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else:
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overdraft_until = timezone.now() + overdraft_duration_max
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# Checking it doesn't break 1 rule
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if new_balance < overdraft_amount or timezone.now() > overdraft_until:
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stop_ope = True
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perms.add('kfet.perform_negative_operations')
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return perms, stop_ope
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# Surcharge Méthode save() avec gestions de User et Profile
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# Args:
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# - data : datas pour User et Profile
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# Action:
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# - Enregistre User, Profile à partir de "data"
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# - Enregistre Account
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def save(self, data = {}, *args, **kwargs):
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if self.pk and data:
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# Account update
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# Updating User with data
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user = self.user
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user.first_name = data.get("first_name", user.first_name)
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user.last_name = data.get("last_name", user.last_name)
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user.email = data.get("email", user.email)
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user.save()
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# Updating Profile with data
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profile = self.profile
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profile.departement = data.get("departement", profile.departement)
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profile.save()
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elif data:
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# New account
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# Checking if user has already an account
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username = data.get("username")
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try:
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user = User.objects.get(username=username)
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if hasattr(user.profile, "account_kfet"):
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trigramme = user.profile.account_kfet.trigramme
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raise Account.UserHasAccount(trigramme)
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except User.DoesNotExist:
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pass
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# Creating or updating User instance
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(user, _) = User.objects.get_or_create(username=username)
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if "first_name" in data:
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user.first_name = data['first_name']
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if "last_name" in data:
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user.last_name = data['last_name']
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if "email" in data:
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user.email = data['email']
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user.save()
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# Creating or updating Profile instance
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(profile, _) = Profile.objects.get_or_create(user=user)
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if "login_clipper" in data:
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profile.login_clipper = data['login_clipper']
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if "departement" in data:
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profile.departement = data['departement']
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profile.save()
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if data:
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self.profile = profile
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super(Account, self).save(*args, **kwargs)
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def change_pwd(self, clear_password):
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from .auth.utils import hash_password
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self.password = hash_password(clear_password)
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# Surcharge de delete
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# Pas de suppression possible
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# Cas à régler plus tard
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def delete(self, *args, **kwargs):
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pass
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def update_negative(self):
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if self.real_balance < 0:
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if hasattr(self, 'negative') and not self.negative.start:
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self.negative.start = timezone.now()
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self.negative.save()
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elif not hasattr(self, 'negative'):
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self.negative = (
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AccountNegative.objects.create(
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account=self, start=timezone.now(),
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)
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)
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elif hasattr(self, 'negative'):
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# self.real_balance >= 0
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balance_offset = self.negative.balance_offset
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if balance_offset:
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(
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Account.objects
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.filter(pk=self.pk)
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.update(balance=F('balance')-balance_offset)
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)
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self.refresh_from_db()
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self.negative.delete()
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class UserHasAccount(Exception):
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def __init__(self, trigramme):
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self.trigramme = trigramme
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class AccountNegativeManager(models.Manager):
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"""Manager for AccountNegative model."""
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def get_queryset(self):
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return (
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super().get_queryset()
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.select_related('account__cofprofile__user')
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)
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class AccountNegative(models.Model):
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objects = AccountNegativeManager()
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account = models.OneToOneField(
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Account, on_delete=models.PROTECT,
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related_name="negative",
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)
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start = models.DateTimeField(blank=True, null=True, default=None)
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balance_offset = models.DecimalField(
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"décalage de balance",
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help_text="Montant non compris dans l'autorisation de négatif",
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max_digits=6, decimal_places=2,
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blank=True, null=True, default=None,
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)
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authz_overdraft_amount = models.DecimalField(
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"négatif autorisé",
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max_digits=6, decimal_places=2,
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blank=True, null=True, default=None,
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)
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authz_overdraft_until = models.DateTimeField(
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"expiration du négatif",
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blank=True, null=True, default=None,
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)
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comment = models.CharField("commentaire", max_length=255, blank=True)
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class Meta:
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permissions = (
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('view_negs', 'Voir la liste des négatifs'),
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)
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@property
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def until_default(self):
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return self.start + kfet_config.overdraft_duration
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class Checkout(models.Model):
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created_by = models.ForeignKey(
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Account, on_delete = models.PROTECT,
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related_name = "+")
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name = models.CharField(max_length = 45)
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valid_from = models.DateTimeField()
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valid_to = models.DateTimeField()
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balance = models.DecimalField(
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max_digits = 6, decimal_places = 2,
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default = 0)
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is_protected = models.BooleanField(default = False)
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def get_absolute_url(self):
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return reverse('kfet.checkout.read', kwargs={'pk': self.pk})
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class Meta:
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ordering = ['-valid_to']
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def __str__(self):
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return self.name
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class CheckoutTransfer(models.Model):
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from_checkout = models.ForeignKey(
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Checkout, on_delete = models.PROTECT,
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related_name = "transfers_from")
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to_checkout = models.ForeignKey(
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Checkout, on_delete = models.PROTECT,
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related_name = "transfers_to")
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amount = models.DecimalField(
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max_digits = 6, decimal_places = 2)
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@python_2_unicode_compatible
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class CheckoutStatement(models.Model):
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by = models.ForeignKey(
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Account, on_delete = models.PROTECT,
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related_name = "+")
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checkout = models.ForeignKey(
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Checkout, on_delete = models.PROTECT,
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related_name = "statements")
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balance_old = models.DecimalField("ancienne balance",
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max_digits = 6, decimal_places = 2)
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balance_new = models.DecimalField("nouvelle balance",
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max_digits = 6, decimal_places = 2)
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amount_taken = models.DecimalField("montant pris",
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max_digits = 6, decimal_places = 2)
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amount_error = models.DecimalField("montant de l'erreur",
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max_digits = 6, decimal_places = 2)
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at = models.DateTimeField(auto_now_add = True)
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not_count = models.BooleanField("caisse non comptée", default=False)
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taken_001 = models.PositiveSmallIntegerField("pièces de 1¢", default=0)
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taken_002 = models.PositiveSmallIntegerField("pièces de 2¢", default=0)
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taken_005 = models.PositiveSmallIntegerField("pièces de 5¢", default=0)
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taken_01 = models.PositiveSmallIntegerField("pièces de 10¢", default=0)
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taken_02 = models.PositiveSmallIntegerField("pièces de 20¢", default=0)
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taken_05 = models.PositiveSmallIntegerField("pièces de 50¢", default=0)
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taken_1 = models.PositiveSmallIntegerField("pièces de 1€", default=0)
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taken_2 = models.PositiveSmallIntegerField("pièces de 2€", default=0)
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taken_5 = models.PositiveSmallIntegerField("billets de 5€", default=0)
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taken_10 = models.PositiveSmallIntegerField("billets de 10€", default=0)
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taken_20 = models.PositiveSmallIntegerField("billets de 20€", default=0)
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taken_50 = models.PositiveSmallIntegerField("billets de 50€", default=0)
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taken_100 = models.PositiveSmallIntegerField("billets de 100€", default=0)
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taken_200 = models.PositiveSmallIntegerField("billets de 200€", default=0)
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taken_500 = models.PositiveSmallIntegerField("billets de 500€", default=0)
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taken_cheque = models.DecimalField(
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"montant des chèques",
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default=0, max_digits=6, decimal_places=2)
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def __str__(self):
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return '%s %s' % (self.checkout, self.at)
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def save(self, *args, **kwargs):
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if not self.pk:
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checkout_id = self.checkout_id
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self.balance_old = (Checkout.objects
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.values_list('balance', flat=True).get(pk=checkout_id))
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if self.not_count:
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self.balance_new = self.balance_old - self.amount_taken
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self.amount_error = (
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self.balance_new + self.amount_taken - self.balance_old)
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with transaction.atomic():
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Checkout.objects.filter(pk=checkout_id).update(balance=self.balance_new)
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super(CheckoutStatement, self).save(*args, **kwargs)
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else:
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self.amount_error = (
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self.balance_new + self.amount_taken - self.balance_old)
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# Si on modifie le dernier relevé d'une caisse et que la nouvelle
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# balance est modifiée alors on modifie la balance actuelle de la caisse
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last_statement = (CheckoutStatement.objects
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.filter(checkout=self.checkout)
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.order_by('at')
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.last())
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if (last_statement.pk == self.pk
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and last_statement.balance_new != self.balance_new):
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Checkout.objects.filter(pk=self.checkout_id).update(
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balance=F('balance') - last_statement.balance_new + self.balance_new)
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super(CheckoutStatement, self).save(*args, **kwargs)
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@python_2_unicode_compatible
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class ArticleCategory(models.Model):
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name = models.CharField("nom", max_length=45)
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has_addcost = models.BooleanField("majorée", default=True,
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help_text="Si oui et qu'une majoration "
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"est active, celle-ci sera "
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"appliquée aux articles de "
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"cette catégorie.")
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def __str__(self):
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return self.name
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@python_2_unicode_compatible
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class Article(models.Model):
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name = models.CharField("nom", max_length = 45)
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is_sold = models.BooleanField("en vente", default = True)
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hidden = models.BooleanField("caché",
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default=False,
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help_text="Si oui, ne sera pas affiché "
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"au public ; par exemple "
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"sur la carte.")
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price = models.DecimalField(
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"prix",
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max_digits = 6, decimal_places = 2,
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default = 0)
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stock = models.IntegerField(default = 0)
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category = models.ForeignKey(
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ArticleCategory, on_delete = models.PROTECT,
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related_name = "articles", verbose_name='catégorie')
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BOX_TYPE_CHOICES = (
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("caisse", "caisse"),
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("carton", "carton"),
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("palette", "palette"),
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("fût", "fût"),
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)
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box_type = models.CharField(
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"type de contenant",
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choices = BOX_TYPE_CHOICES,
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max_length = choices_length(BOX_TYPE_CHOICES),
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blank = True, null = True, default = None)
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box_capacity = models.PositiveSmallIntegerField(
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"capacité du contenant",
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blank = True, null = True, default = None)
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def __str__(self):
|
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return '%s - %s' % (self.category.name, self.name)
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|
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def get_absolute_url(self):
|
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return reverse('kfet.article.read', kwargs={'pk': self.pk})
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|
|
def price_ukf(self):
|
|
return to_ukf(self.price)
|
|
|
|
|
|
class ArticleRule(models.Model):
|
|
article_on = models.OneToOneField(
|
|
Article, on_delete = models.PROTECT,
|
|
related_name = "rule_on")
|
|
article_to = models.OneToOneField(
|
|
Article, on_delete = models.PROTECT,
|
|
related_name = "rule_to")
|
|
ratio = models.PositiveSmallIntegerField()
|
|
|
|
class Inventory(models.Model):
|
|
articles = models.ManyToManyField(
|
|
Article,
|
|
through = 'InventoryArticle',
|
|
related_name = "inventories")
|
|
by = models.ForeignKey(
|
|
Account, on_delete = models.PROTECT,
|
|
related_name = "+")
|
|
at = models.DateTimeField(auto_now_add = True)
|
|
# Optional
|
|
order = models.OneToOneField(
|
|
'Order', on_delete = models.PROTECT,
|
|
related_name = "inventory",
|
|
blank = True, null = True, default = None)
|
|
|
|
class Meta:
|
|
ordering = ['-at']
|
|
permissions = (
|
|
('order_to_inventory', "Générer un inventaire à partir d'une commande"),
|
|
)
|
|
|
|
|
|
class InventoryArticle(models.Model):
|
|
inventory = models.ForeignKey(
|
|
Inventory, on_delete = models.PROTECT)
|
|
article = models.ForeignKey(
|
|
Article, on_delete = models.PROTECT)
|
|
stock_old = models.IntegerField()
|
|
stock_new = models.IntegerField()
|
|
stock_error = models.IntegerField(default = 0)
|
|
|
|
def save(self, *args, **kwargs):
|
|
# S'il s'agit d'un inventaire provenant d'une livraison, il n'y a pas
|
|
# d'erreur
|
|
if not self.inventory.order:
|
|
self.stock_error = self.stock_new - self.stock_old
|
|
super(InventoryArticle, self).save(*args, **kwargs)
|
|
|
|
|
|
class Supplier(models.Model):
|
|
articles = models.ManyToManyField(
|
|
Article,
|
|
verbose_name=_("articles vendus"),
|
|
through='SupplierArticle',
|
|
related_name='suppliers',
|
|
)
|
|
name = models.CharField(_("nom"), max_length=45)
|
|
address = models.TextField(_("adresse"), blank=True)
|
|
email = models.EmailField(_("adresse mail"), blank=True)
|
|
phone = models.CharField(_("téléphone"), max_length=20, blank=True)
|
|
comment = models.TextField(_("commentaire"), blank=True)
|
|
|
|
def __str__(self):
|
|
return self.name
|
|
|
|
|
|
class SupplierArticle(models.Model):
|
|
supplier = models.ForeignKey(
|
|
Supplier, on_delete = models.PROTECT)
|
|
article = models.ForeignKey(
|
|
Article, on_delete = models.PROTECT)
|
|
at = models.DateTimeField(auto_now_add = True)
|
|
price_HT = models.DecimalField(
|
|
max_digits = 7, decimal_places = 4,
|
|
blank = True, null = True, default = None)
|
|
TVA = models.DecimalField(
|
|
max_digits = 4, decimal_places = 2,
|
|
blank = True, null = True, default = None)
|
|
rights = models.DecimalField(
|
|
max_digits = 7, decimal_places = 4,
|
|
blank = True, null = True, default = None)
|
|
|
|
class Order(models.Model):
|
|
supplier = models.ForeignKey(
|
|
Supplier, on_delete = models.PROTECT,
|
|
related_name = "orders")
|
|
articles = models.ManyToManyField(
|
|
Article,
|
|
through = "OrderArticle",
|
|
related_name = "orders")
|
|
at = models.DateTimeField(auto_now_add = True)
|
|
amount = models.DecimalField(
|
|
max_digits = 6, decimal_places = 2, default = 0)
|
|
|
|
class Meta:
|
|
ordering = ['-at']
|
|
|
|
class OrderArticle(models.Model):
|
|
order = models.ForeignKey(
|
|
Order, on_delete = models.PROTECT)
|
|
article = models.ForeignKey(
|
|
Article, on_delete = models.PROTECT)
|
|
quantity_ordered = models.IntegerField()
|
|
quantity_received = models.IntegerField(default = 0)
|
|
|
|
class TransferGroup(models.Model):
|
|
at = models.DateTimeField(default=timezone.now)
|
|
# Optional
|
|
comment = models.CharField(
|
|
max_length = 255,
|
|
blank = True, default = "")
|
|
valid_by = models.ForeignKey(
|
|
Account, on_delete = models.PROTECT,
|
|
related_name = "+",
|
|
blank = True, null = True, default = None)
|
|
|
|
|
|
class Transfer(models.Model):
|
|
group = models.ForeignKey(
|
|
TransferGroup, on_delete=models.PROTECT,
|
|
related_name="transfers")
|
|
from_acc = models.ForeignKey(
|
|
Account, on_delete=models.PROTECT,
|
|
related_name="transfers_from")
|
|
to_acc = models.ForeignKey(
|
|
Account, on_delete=models.PROTECT,
|
|
related_name="transfers_to")
|
|
amount = models.DecimalField(max_digits=6, decimal_places=2)
|
|
# Optional
|
|
canceled_by = models.ForeignKey(
|
|
Account, on_delete=models.PROTECT,
|
|
null=True, blank=True, default=None,
|
|
related_name="+")
|
|
canceled_at = models.DateTimeField(
|
|
null=True, blank=True, default=None)
|
|
|
|
def __str__(self):
|
|
return '{} -> {}: {}€'.format(self.from_acc, self.to_acc, self.amount)
|
|
|
|
|
|
class OperationGroup(models.Model):
|
|
on_acc = models.ForeignKey(
|
|
Account, on_delete = models.PROTECT,
|
|
related_name = "opesgroup")
|
|
checkout = models.ForeignKey(
|
|
Checkout, on_delete = models.PROTECT,
|
|
related_name = "opesgroup")
|
|
at = models.DateTimeField(default=timezone.now)
|
|
amount = models.DecimalField(
|
|
max_digits = 6, decimal_places = 2,
|
|
default = 0)
|
|
is_cof = models.BooleanField(default = False)
|
|
# Optional
|
|
comment = models.CharField(
|
|
max_length = 255,
|
|
blank = True, default = "")
|
|
valid_by = models.ForeignKey(
|
|
Account, on_delete = models.PROTECT,
|
|
related_name = "+",
|
|
blank = True, null = True, default = None)
|
|
|
|
def __str__(self):
|
|
return ', '.join(map(str, self.opes.all()))
|
|
|
|
|
|
class Operation(models.Model):
|
|
PURCHASE = 'purchase'
|
|
DEPOSIT = 'deposit'
|
|
WITHDRAW = 'withdraw'
|
|
INITIAL = 'initial'
|
|
EDIT = 'edit'
|
|
|
|
TYPE_ORDER_CHOICES = (
|
|
(PURCHASE, 'Achat'),
|
|
(DEPOSIT, 'Charge'),
|
|
(WITHDRAW, 'Retrait'),
|
|
(INITIAL, 'Initial'),
|
|
(EDIT, 'Édition'),
|
|
)
|
|
|
|
group = models.ForeignKey(
|
|
OperationGroup, on_delete=models.PROTECT,
|
|
related_name="opes")
|
|
type = models.CharField(
|
|
choices=TYPE_ORDER_CHOICES,
|
|
max_length=choices_length(TYPE_ORDER_CHOICES))
|
|
amount = models.DecimalField(
|
|
max_digits=6, decimal_places=2,
|
|
blank=True, default=0)
|
|
# Optional
|
|
article = models.ForeignKey(
|
|
Article, on_delete=models.PROTECT,
|
|
related_name="operations",
|
|
blank=True, null=True, default=None)
|
|
article_nb = models.PositiveSmallIntegerField(
|
|
blank=True, null=True, default=None)
|
|
canceled_by = models.ForeignKey(
|
|
Account, on_delete=models.PROTECT,
|
|
related_name="+",
|
|
blank=True, null=True, default=None)
|
|
canceled_at = models.DateTimeField(
|
|
blank=True, null=True, default=None)
|
|
addcost_for = models.ForeignKey(
|
|
Account, on_delete=models.PROTECT,
|
|
related_name="addcosts",
|
|
blank=True, null=True, default=None)
|
|
addcost_amount = models.DecimalField(
|
|
max_digits=6, decimal_places=2,
|
|
blank=True, null=True, default=None)
|
|
|
|
class Meta:
|
|
permissions = (
|
|
('perform_deposit', 'Effectuer une charge'),
|
|
('perform_negative_operations',
|
|
'Enregistrer des commandes en négatif'),
|
|
('override_frozen_protection', "Forcer le gel d'un compte"),
|
|
('cancel_old_operations', 'Annuler des commandes non récentes'),
|
|
('perform_commented_operations',
|
|
'Enregistrer des commandes avec commentaires'),
|
|
)
|
|
|
|
@property
|
|
def is_checkout(self):
|
|
return (self.type == Operation.DEPOSIT or
|
|
self.type == Operation.WITHDRAW or
|
|
(self.type == Operation.PURCHASE and self.group.on_acc.is_cash)
|
|
)
|
|
|
|
def __str__(self):
|
|
templates = {
|
|
self.PURCHASE: "{nb} {article.name} ({amount}€)",
|
|
self.DEPOSIT: "charge ({amount}€)",
|
|
self.WITHDRAW: "retrait ({amount}€)",
|
|
self.INITIAL: "initial ({amount}€)",
|
|
self.EDIT: "édition ({amount}€)",
|
|
}
|
|
return templates[self.type].format(nb=self.article_nb,
|
|
article=self.article,
|
|
amount=self.amount)
|