Sith/counter/views.py

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# -*- coding:utf-8 -*
#
# Copyright 2016,2017
# - Skia <skia@libskia.so>
#
# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
# http://ae.utbm.fr.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License a published by the Free Software
# Foundation; either version 3 of the License, or (at your option) any later
# version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
# Place - Suite 330, Boston, MA 02111-1307, USA.
#
#
from django.shortcuts import render, get_object_or_404
from django.http import Http404
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from django.core.exceptions import PermissionDenied
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from django.views.generic import ListView, DetailView, RedirectView, TemplateView
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from django.views.generic.base import View
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from django.views.generic.edit import UpdateView, CreateView, DeleteView, ProcessFormView, FormMixin
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from django.forms.models import modelform_factory
from django.forms import CheckboxSelectMultiple
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from django.core.urlresolvers import reverse_lazy, reverse
from django.core.exceptions import PermissionDenied
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from django.http import HttpResponseRedirect, HttpResponse
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from django.utils import timezone
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from django import forms
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from django.utils.translation import ugettext_lazy as _
from django.conf import settings
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from django.db import DataError, transaction, models
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import re
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import pytz
from datetime import date, timedelta, datetime
from ajax_select.fields import AutoCompleteSelectField, AutoCompleteSelectMultipleField
from ajax_select import make_ajax_form, make_ajax_field
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from core.views import CanViewMixin, CanEditMixin, CanEditPropMixin, CanCreateMixin, TabedViewMixin
from core.views.forms import SelectUser, LoginForm, SelectDate, SelectDateTime
from core.models import User
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from subscription.models import Subscription
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from counter.models import Counter, Customer, Product, Selling, Refilling, ProductType, \
CashRegisterSummary, CashRegisterSummaryItem, Eticket, Permanency
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from accounting.models import CurrencyField
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class CounterAdminMixin(View):
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"""
This view is made to protect counter admin section
"""
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edit_group = [settings.SITH_GROUP_COUNTER_ADMIN_ID]
edit_club = []
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def _test_group(self, user):
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for g in self.edit_group:
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if user.is_in_group(g):
return True
return False
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def _test_club(self, user):
for c in self.edit_club:
if c.can_be_edited_by(user):
return True
return False
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def dispatch(self, request, *args, **kwargs):
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res = super(CounterAdminMixin, self).dispatch(request, *args, **kwargs)
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if not (request.user.is_root or self._test_group(request.user)
or self._test_club(request.user)):
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raise PermissionDenied
return res
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class GetUserForm(forms.Form):
"""
The Form class aims at providing a valid user_id field in its cleaned data, in order to pass it to some view,
reverse function, or any other use.
The Form implements a nice JS widget allowing the user to type a customer account id, or search the database with
some nickname, first name, or last name (TODO)
"""
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code = forms.CharField(label="Code", max_length=10, required=False)
id = AutoCompleteSelectField('users', required=False, label=_("Select user"), help_text=None)
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def as_p(self):
self.fields['code'].widget.attrs['autofocus'] = True
return super(GetUserForm, self).as_p()
def clean(self):
cleaned_data = super(GetUserForm, self).clean()
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cus = None
if cleaned_data['code'] != "":
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cus = Customer.objects.filter(account_id__iexact=cleaned_data['code']).first()
elif cleaned_data['id'] is not None:
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cus = Customer.objects.filter(user=cleaned_data['id']).first()
if (cus is None or not cus.can_buy):
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raise forms.ValidationError(_("User not found"))
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cleaned_data['user_id'] = cus.user.id
cleaned_data['user'] = cus.user
return cleaned_data
class RefillForm(forms.ModelForm):
error_css_class = 'error'
required_css_class = 'required'
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amount = forms.FloatField(min_value=0, widget=forms.NumberInput(attrs={'class':'focus'}))
class Meta:
model = Refilling
fields = ['amount', 'payment_method', 'bank']
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class CounterTabsMixin(TabedViewMixin):
def get_tabs_title(self):
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if hasattr(self.object, 'stock_owner') :
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return self.object.stock_owner.counter
else:
return self.object
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def get_list_of_tabs(self):
tab_list = []
tab_list.append({
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'url': reverse_lazy('counter:details',
kwargs={'counter_id': self.object.stock_owner.counter.id if hasattr(self.object, 'stock_owner') else self.object.id }),
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'slug': 'counter',
'name': _("Counter"),
})
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if self.object.stock_owner.counter.type if hasattr(self.object, 'stock_owner') else self.object.type == "BAR":
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tab_list.append({
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'url': reverse_lazy('counter:cash_summary',
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kwargs={'counter_id': self.object.stock_owner.counter.id if hasattr(self.object, 'stock_owner') else self.object.id}),
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'slug': 'cash_summary',
'name': _("Cash summary"),
})
tab_list.append({
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'url': reverse_lazy('counter:last_ops',
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kwargs={'counter_id': self.object.stock_owner.counter.id if hasattr(self.object, 'stock_owner') else self.object.id}),
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'slug': 'last_ops',
'name': _("Last operations"),
})
tab_list.append({
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'url': reverse_lazy('stock:take_items',
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kwargs={'stock_id': self.object.stock.id if hasattr(self.object, 'stock') else self.object.stock_owner.id}),
'slug': 'take_items_from_stock',
'name': _("Take items from stock"),
})
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return tab_list
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class CounterMain(CounterTabsMixin, CanViewMixin, DetailView, ProcessFormView, FormMixin):
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"""
The public (barman) view
"""
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model = Counter
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template_name = 'counter/counter_main.jinja'
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pk_url_kwarg = "counter_id"
form_class = GetUserForm # Form to enter a client code and get the corresponding user id
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current_tab = "counter"
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def post(self, request, *args, **kwargs):
self.object = self.get_object()
if self.object.type == "BAR" and not ('counter_token' in self.request.session.keys() and
self.request.session['counter_token'] == self.object.token): # Check the token to avoid the bar to be stolen
return HttpResponseRedirect(reverse_lazy('counter:details', args=self.args,
kwargs={'counter_id': self.object.id})+'?bad_location')
return super(CounterMain, self).post(request, *args, **kwargs)
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def get_context_data(self, **kwargs):
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"""
We handle here the login form for the barman
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"""
if self.request.method == 'POST':
self.object = self.get_object()
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self.object.update_activity()
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kwargs = super(CounterMain, self).get_context_data(**kwargs)
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kwargs['login_form'] = LoginForm()
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kwargs['login_form'].fields['username'].widget.attrs['autofocus'] = True
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kwargs['login_form'].cleaned_data = {} # add_error fails if there are no cleaned_data
if "credentials" in self.request.GET:
kwargs['login_form'].add_error(None, _("Bad credentials"))
if "sellers" in self.request.GET:
kwargs['login_form'].add_error(None, _("User is not barman"))
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kwargs['form'] = self.get_form()
kwargs['form'].cleaned_data = {} # same as above
if "bad_location" in self.request.GET:
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kwargs['form'].add_error(None, _("Bad location, someone is already logged in somewhere else"))
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if self.object.type == 'BAR':
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kwargs['barmen'] = self.object.get_barmen_list()
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elif self.request.user.is_authenticated():
kwargs['barmen'] = [self.request.user]
if 'last_basket' in self.request.session.keys():
kwargs['last_basket'] = self.request.session.pop('last_basket')
kwargs['last_customer'] = self.request.session.pop('last_customer')
kwargs['last_total'] = self.request.session.pop('last_total')
kwargs['new_customer_amount'] = self.request.session.pop('new_customer_amount')
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return kwargs
def form_valid(self, form):
"""
We handle here the redirection, passing the user id of the asked customer
"""
self.kwargs['user_id'] = form.cleaned_data['user_id']
return super(CounterMain, self).form_valid(form)
def get_success_url(self):
return reverse_lazy('counter:click', args=self.args, kwargs=self.kwargs)
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class CounterClick(CounterTabsMixin, CanViewMixin, DetailView):
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"""
The click view
This is a detail view not to have to worry about loading the counter
Everything is made by hand in the post method
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"""
model = Counter
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template_name = 'counter/counter_click.jinja'
pk_url_kwarg = "counter_id"
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current_tab = "counter"
def dispatch(self, request, *args, **kwargs):
self.customer = get_object_or_404(Customer, user__id=self.kwargs['user_id'])
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obj = self.get_object()
if not self.customer.can_buy:
raise Http404
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if obj.type == "BAR":
if not ('counter_token' in request.session.keys() and
request.session['counter_token'] == obj.token) or len(obj.get_barmen_list())<1:
raise PermissionDenied
else:
if not request.user.is_authenticated():
raise PermissionDenied
return super(CounterClick, self).dispatch(request, *args, **kwargs)
def get(self, request, *args, **kwargs):
"""Simple get view"""
if 'basket' not in request.session.keys(): # Init the basket session entry
request.session['basket'] = {}
request.session['basket_total'] = 0
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request.session['not_enough'] = False # Reset every variable
request.session['too_young'] = False
request.session['not_allowed'] = False
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request.session['no_age'] = False
self.refill_form = None
ret = super(CounterClick, self).get(request, *args, **kwargs)
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if ((self.object.type != "BAR" and not request.user.is_authenticated()) or
(self.object.type == "BAR" and
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len(self.object.get_barmen_list()) < 1)): # Check that at least one barman is logged in
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ret = self.cancel(request) # Otherwise, go to main view
return ret
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def post(self, request, *args, **kwargs):
""" Handle the many possibilities of the post request """
self.object = self.get_object()
self.refill_form = None
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if ((self.object.type != "BAR" and not request.user.is_authenticated()) or
(self.object.type == "BAR" and
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len(self.object.get_barmen_list()) < 1)): # Check that at least one barman is logged in
return self.cancel(request)
if self.object.type == "BAR" and not ('counter_token' in self.request.session.keys() and
self.request.session['counter_token'] == self.object.token): # Also check the token to avoid the bar to be stolen
return HttpResponseRedirect(reverse_lazy('counter:details', args=self.args,
kwargs={'counter_id': self.object.id})+'?bad_location')
if 'basket' not in request.session.keys():
request.session['basket'] = {}
request.session['basket_total'] = 0
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request.session['not_enough'] = False # Reset every variable
request.session['too_young'] = False
request.session['not_allowed'] = False
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request.session['no_age'] = False
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if self.object.type != "BAR":
self.operator = request.user
elif self.is_barman_price():
self.operator = self.customer.user
else:
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self.operator = self.object.get_random_barman()
if 'add_product' in request.POST['action']:
self.add_product(request)
elif 'del_product' in request.POST['action']:
self.del_product(request)
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elif 'refill' in request.POST['action']:
self.refill(request)
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elif 'code' in request.POST['action']:
return self.parse_code(request)
elif 'cancel' in request.POST['action']:
return self.cancel(request)
elif 'finish' in request.POST['action']:
return self.finish(request)
context = self.get_context_data(object=self.object)
return self.render_to_response(context)
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def is_barman_price(self):
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if self.object.type == "BAR" and self.customer.user.id in [s.id for s in self.object.get_barmen_list()]:
return True
else:
return False
def get_product(self, pid):
return Product.objects.filter(pk=int(pid)).first()
def get_price(self, pid):
p = self.get_product(pid)
if self.is_barman_price():
price = p.special_selling_price
else:
price = p.selling_price
return price
def sum_basket(self, request):
total = 0
for pid,infos in request.session['basket'].items():
total += infos['price'] * infos['qty']
return total / 100
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def get_total_quantity_for_pid(self, request, pid):
pid = str(pid)
try:
return request.session['basket'][pid]['qty'] + request.session['basket'][pid]['bonus_qty']
except:
return 0
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def add_product(self, request, q = 1, p=None):
"""
Add a product to the basket
q is the quantity passed as integer
p is the product id, passed as an integer
"""
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pid = p or request.POST['product_id']
pid = str(pid)
price = self.get_price(pid)
total = self.sum_basket(request)
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product = self.get_product(pid)
can_buy = False
if not product.buying_groups.exists():
can_buy = True
else:
for g in product.buying_groups.all():
if self.customer.user.is_in_group(g.name):
can_buy = True
if not can_buy:
request.session['not_allowed'] = True
return False
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bq = 0 # Bonus quantity, for trays
if product.tray: # Handle the tray to adjust the quantity q to add and the bonus quantity bq
total_qty_mod_6 = self.get_total_quantity_for_pid(request, pid) % 6
bq = int((total_qty_mod_6 + q) / 6) # Integer division
q -= bq
if self.customer.amount < (total + round(q*float(price),2)): # Check for enough money
request.session['not_enough'] = True
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return False
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if product.limit_age >= 18 and not self.customer.user.date_of_birth:
request.session['no_age'] = True
return False
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if product.limit_age >= 18 and self.customer.user.is_banned_alcohol:
request.session['not_allowed'] = True
return False
if self.customer.user.is_banned_counter:
request.session['not_allowed'] = True
return False
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if self.customer.user.date_of_birth and self.customer.user.get_age() < product.limit_age: # Check if affordable
request.session['too_young'] = True
return False
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if pid in request.session['basket']: # Add if already in basket
request.session['basket'][pid]['qty'] += q
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request.session['basket'][pid]['bonus_qty'] += bq
else: # or create if not
request.session['basket'][pid] = {'qty': q, 'price': int(price*100), 'bonus_qty': bq}
request.session.modified = True
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return True
def del_product(self, request):
""" Delete a product from the basket """
pid = str(request.POST['product_id'])
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product = self.get_product(pid)
if pid in request.session['basket']:
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if product.tray and (self.get_total_quantity_for_pid(request, pid) % 6 == 0) and request.session['basket'][pid]['bonus_qty']:
request.session['basket'][pid]['bonus_qty'] -= 1
else:
request.session['basket'][pid]['qty'] -= 1
if request.session['basket'][pid]['qty'] <= 0:
del request.session['basket'][pid]
else:
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request.session['basket'][pid] = None
request.session.modified = True
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def parse_code(self, request):
"""Parse the string entered by the barman"""
string = str(request.POST['code']).upper()
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if string == _("END"):
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return self.finish(request)
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elif string == _("CAN"):
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return self.cancel(request)
regex = re.compile(r"^((?P<nb>[0-9]+)X)?(?P<code>[A-Z0-9]+)$")
m = regex.match(string)
if m is not None:
nb = m.group('nb')
code = m.group('code')
if nb is None:
nb = 1
else:
nb = int(nb)
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p = self.object.products.filter(code=code).first()
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if p is not None:
while nb > 0 and not self.add_product(request, nb, p.id):
nb -= 1
context = self.get_context_data(object=self.object)
return self.render_to_response(context)
def finish(self, request):
""" Finish the click session, and validate the basket """
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with transaction.atomic():
request.session['last_basket'] = []
for pid,infos in request.session['basket'].items():
# This duplicates code for DB optimization (prevent to load many times the same object)
p = Product.objects.filter(pk=pid).first()
if self.is_barman_price():
uprice = p.special_selling_price
else:
uprice = p.selling_price
if uprice * infos['qty'] > self.customer.amount:
raise DataError(_("You have not enough money to buy all the basket"))
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request.session['last_basket'].append("%d x %s" % (infos['qty']+infos['bonus_qty'], p.name))
s = Selling(label=p.name, product=p, club=p.club, counter=self.object, unit_price=uprice,
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quantity=infos['qty'], seller=self.operator, customer=self.customer)
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s.save()
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if infos['bonus_qty']:
s = Selling(label=p.name + " (Plateau)", product=p, club=p.club, counter=self.object, unit_price=0,
quantity=infos['bonus_qty'], seller=self.operator, customer=self.customer)
s.save()
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request.session['last_customer'] = self.customer.user.get_display_name()
request.session['last_total'] = "%0.2f" % self.sum_basket(request)
request.session['new_customer_amount'] = str(self.customer.amount)
del request.session['basket']
request.session.modified = True
kwargs = {
'counter_id': self.object.id,
}
return HttpResponseRedirect(reverse_lazy('counter:details', args=self.args, kwargs=kwargs))
def cancel(self, request):
""" Cancel the click session """
kwargs = {'counter_id': self.object.id}
request.session.pop('basket', None)
return HttpResponseRedirect(reverse_lazy('counter:details', args=self.args, kwargs=kwargs))
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def refill(self, request):
"""Refill the customer's account"""
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if self.get_object().type == 'BAR':
form = RefillForm(request.POST)
if form.is_valid():
form.instance.counter = self.object
form.instance.operator = self.operator
form.instance.customer = self.customer
form.instance.save()
else:
self.refill_form = form
else:
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raise PermissionDenied
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def get_context_data(self, **kwargs):
""" Add customer to the context """
kwargs = super(CounterClick, self).get_context_data(**kwargs)
kwargs['customer'] = self.customer
kwargs['basket_total'] = self.sum_basket(self.request)
kwargs['refill_form'] = self.refill_form or RefillForm()
kwargs['categories'] = ProductType.objects.all()
return kwargs
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class CounterLogin(RedirectView):
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"""
Handle the login of a barman
Logged barmen are stored in the Permanency model
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"""
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permanent = False
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def post(self, request, *args, **kwargs):
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"""
Register the logged user as barman for this counter
"""
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self.counter_id = kwargs['counter_id']
self.counter = Counter.objects.filter(id=kwargs['counter_id']).first()
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form = LoginForm(request, data=request.POST)
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self.errors = []
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if form.is_valid():
user = User.objects.filter(username=form.cleaned_data['username']).first()
if user in self.counter.sellers.all() and not user in self.counter.get_barmen_list():
if len(self.counter.get_barmen_list()) <= 0:
self.counter.gen_token()
request.session['counter_token'] = self.counter.token
self.counter.add_barman(user)
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else:
self.errors += ["sellers"]
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else:
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self.errors += ["credentials"]
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return super(CounterLogin, self).post(request, *args, **kwargs)
def get_redirect_url(self, *args, **kwargs):
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return reverse_lazy('counter:details', args=args, kwargs=kwargs)+"?"+'&'.join(self.errors)
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class CounterLogout(RedirectView):
permanent = False
def post(self, request, *args, **kwargs):
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"""
Unregister the user from the barman
"""
self.counter = Counter.objects.filter(id=kwargs['counter_id']).first()
user = User.objects.filter(id=request.POST['user_id']).first()
self.counter.del_barman(user)
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return super(CounterLogout, self).post(request, *args, **kwargs)
def get_redirect_url(self, *args, **kwargs):
return reverse_lazy('counter:details', args=args, kwargs=kwargs)
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## Counter admin views
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class CounterAdminTabsMixin(TabedViewMixin):
tabs_title = _("Counter administration")
list_of_tabs = [
{
'url': reverse_lazy('stock:list'),
'slug': 'stocks',
'name': _("Stocks"),
},
{
'url': reverse_lazy('counter:admin_list'),
'slug': 'counters',
'name': _("Counters"),
},
{
'url': reverse_lazy('counter:product_list'),
'slug': 'products',
'name': _("Products"),
},
{
'url': reverse_lazy('counter:product_list_archived'),
'slug': 'archive',
'name': _("Archived products"),
},
{
'url': reverse_lazy('counter:producttype_list'),
'slug': 'product_types',
'name': _("Product types"),
},
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{
'url': reverse_lazy('counter:cash_summary_list'),
'slug': 'cash_summary',
'name': _("Cash register summaries"),
},
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{
'url': reverse_lazy('counter:invoices_call'),
'slug': 'invoices_call',
'name': _("Invoices call"),
},
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{
'url': reverse_lazy('counter:eticket_list'),
'slug': 'etickets',
'name': _("Etickets"),
},
]
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class CounterListView(CounterAdminTabsMixin, CanViewMixin, ListView):
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"""
A list view for the admins
"""
model = Counter
template_name = 'counter/counter_list.jinja'
current_tab = "counters"
class CounterEditForm(forms.ModelForm):
class Meta:
model = Counter
fields = ['sellers', 'products']
sellers = make_ajax_field(Counter, 'sellers', 'users', help_text="")
products = make_ajax_field(Counter, 'products', 'products', help_text="")
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class CounterEditView(CounterAdminTabsMixin, CounterAdminMixin, UpdateView):
"""
Edit a counter's main informations (for the counter's manager)
"""
model = Counter
form_class = CounterEditForm
pk_url_kwarg = "counter_id"
template_name = 'core/edit.jinja'
current_tab = "counters"
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def dispatch(self, request, *args, **kwargs):
obj = self.get_object()
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self.edit_club.append(obj.club)
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return super(CounterEditView, self).dispatch(request, *args, **kwargs)
def get_success_url(self):
return reverse_lazy('counter:admin', kwargs={'counter_id': self.object.id})
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class CounterEditPropView(CounterAdminTabsMixin, CounterAdminMixin, UpdateView):
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"""
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Edit a counter's main informations (for the counter's admin)
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"""
model = Counter
form_class = modelform_factory(Counter, fields=['name', 'club', 'type'])
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pk_url_kwarg = "counter_id"
template_name = 'core/edit.jinja'
current_tab = "counters"
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class CounterCreateView(CounterAdminTabsMixin, CounterAdminMixin, CreateView):
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"""
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Create a counter (for the admins)
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"""
model = Counter
form_class = modelform_factory(Counter, fields=['name', 'club', 'type', 'products'],
widgets={'products':CheckboxSelectMultiple})
template_name = 'core/create.jinja'
current_tab = "counters"
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class CounterDeleteView(CounterAdminTabsMixin, CounterAdminMixin, DeleteView):
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"""
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Delete a counter (for the admins)
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"""
model = Counter
pk_url_kwarg = "counter_id"
template_name = 'core/delete_confirm.jinja'
success_url = reverse_lazy('counter:admin_list')
current_tab = "counters"
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# Product management
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class ProductTypeListView(CounterAdminTabsMixin, CounterAdminMixin, ListView):
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"""
A list view for the admins
"""
model = ProductType
template_name = 'counter/producttype_list.jinja'
current_tab = "product_types"
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class ProductTypeCreateView(CounterAdminTabsMixin, CounterAdminMixin, CreateView):
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"""
A create view for the admins
"""
model = ProductType
fields = ['name', 'description', 'icon']
template_name = 'core/create.jinja'
current_tab = "products"
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class ProductTypeEditView(CounterAdminTabsMixin, CounterAdminMixin, UpdateView):
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"""
An edit view for the admins
"""
model = ProductType
template_name = 'core/edit.jinja'
fields = ['name', 'description', 'icon']
pk_url_kwarg = "type_id"
current_tab = "products"
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class ProductArchivedListView(CounterAdminTabsMixin, CounterAdminMixin, ListView):
"""
A list view for the admins
"""
model = Product
template_name = 'counter/product_list.jinja'
queryset = Product.objects.filter(archived=True)
ordering = ['name']
current_tab = "archive"
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class ProductListView(CounterAdminTabsMixin, CounterAdminMixin, ListView):
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"""
A list view for the admins
"""
model = Product
template_name = 'counter/product_list.jinja'
queryset = Product.objects.filter(archived=False)
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ordering = ['name']
current_tab = "products"
class ProductEditForm(forms.ModelForm):
class Meta:
model = Product
fields = ['name', 'description', 'product_type', 'code', 'parent_product', 'buying_groups', 'purchase_price',
'selling_price', 'special_selling_price', 'icon', 'club', 'limit_age', 'tray', 'archived']
parent_product = AutoCompleteSelectField('products', show_help_text=False, label=_("Parent product"), required=False)
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buying_groups = AutoCompleteSelectMultipleField('groups', show_help_text=False, help_text="", label=_("Buying groups"), required=False)
club = AutoCompleteSelectField('clubs', show_help_text=False)
counters = AutoCompleteSelectMultipleField('counters', show_help_text=False, help_text="", label=_("Counters"), required=False)
def __init__(self, *args, **kwargs):
super(ProductEditForm, self).__init__(*args, **kwargs)
if self.instance.id:
self.fields['counters'].initial = [str(c.id) for c in self.instance.counters.all()]
def save(self, *args, **kwargs):
ret = super(ProductEditForm, self).save(*args, **kwargs)
if self.fields['counters'].initial:
for cid in self.fields['counters'].initial:
c = Counter.objects.filter(id=int(cid)).first()
c.products.remove(self.instance)
c.save()
for cid in self.cleaned_data['counters']:
c = Counter.objects.filter(id=int(cid)).first()
c.products.add(self.instance)
c.save()
return ret
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class ProductCreateView(CounterAdminTabsMixin, CounterAdminMixin, CreateView):
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"""
A create view for the admins
"""
model = Product
form_class = ProductEditForm
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template_name = 'core/create.jinja'
current_tab = "products"
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class ProductEditView(CounterAdminTabsMixin, CounterAdminMixin, UpdateView):
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"""
An edit view for the admins
"""
model = Product
form_class = ProductEditForm
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pk_url_kwarg = "product_id"
template_name = 'core/edit.jinja'
current_tab = "products"
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class RefillingDeleteView(DeleteView):
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"""
Delete a refilling (for the admins)
"""
model = Refilling
pk_url_kwarg = "refilling_id"
template_name = 'core/delete_confirm.jinja'
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def dispatch(self, request, *args, **kwargs):
"""
We have here a very particular right handling, we can't inherit from CanEditPropMixin
"""
self.object = self.get_object()
if (timezone.now() - self.object.date <= timedelta(minutes=settings.SITH_LAST_OPERATIONS_LIMIT) and
'counter_token' in request.session.keys() and
request.session['counter_token'] and # check if not null for counters that have no token set
Counter.objects.filter(token=request.session['counter_token']).exists()):
self.success_url = reverse('counter:details', kwargs={'counter_id': self.object.counter.id})
return super(RefillingDeleteView, self).dispatch(request, *args, **kwargs)
elif self.object.is_owned_by(request.user):
self.success_url = reverse('core:user_account', kwargs={'user_id': self.object.customer.user.id})
return super(RefillingDeleteView, self).dispatch(request, *args, **kwargs)
raise PermissionDenied
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class SellingDeleteView(DeleteView):
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"""
Delete a selling (for the admins)
"""
model = Selling
pk_url_kwarg = "selling_id"
template_name = 'core/delete_confirm.jinja'
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def dispatch(self, request, *args, **kwargs):
"""
We have here a very particular right handling, we can't inherit from CanEditPropMixin
"""
self.object = self.get_object()
if (timezone.now() - self.object.date <= timedelta(minutes=settings.SITH_LAST_OPERATIONS_LIMIT) and
'counter_token' in request.session.keys() and
request.session['counter_token'] and # check if not null for counters that have no token set
Counter.objects.filter(token=request.session['counter_token']).exists()):
self.success_url = reverse('counter:details', kwargs={'counter_id': self.object.counter.id})
return super(SellingDeleteView, self).dispatch(request, *args, **kwargs)
elif self.object.is_owned_by(request.user):
self.success_url = reverse('core:user_account', kwargs={'user_id': self.object.customer.user.id})
return super(SellingDeleteView, self).dispatch(request, *args, **kwargs)
raise PermissionDenied
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# Cash register summaries
class CashRegisterSummaryForm(forms.Form):
"""
Provide the cash summary form
"""
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ten_cents = forms.IntegerField(label=_("10 cents"), required=False, min_value=0)
twenty_cents = forms.IntegerField(label=_("20 cents"), required=False, min_value=0)
fifty_cents = forms.IntegerField(label=_("50 cents"), required=False, min_value=0)
one_euro = forms.IntegerField(label=_("1 euro"), required=False, min_value=0)
two_euros = forms.IntegerField(label=_("2 euros"), required=False, min_value=0)
five_euros = forms.IntegerField(label=_("5 euros"), required=False, min_value=0)
ten_euros = forms.IntegerField(label=_("10 euros"), required=False, min_value=0)
twenty_euros = forms.IntegerField(label=_("20 euros"), required=False, min_value=0)
fifty_euros = forms.IntegerField(label=_("50 euros"), required=False, min_value=0)
hundred_euros = forms.IntegerField(label=_("100 euros"), required=False, min_value=0)
check_1_value = forms.DecimalField(label=_("Check amount"), required=False, min_value=0)
check_1_quantity = forms.IntegerField(label=_("Check quantity"), required=False, min_value=0)
check_2_value = forms.DecimalField(label=_("Check amount"), required=False, min_value=0)
check_2_quantity = forms.IntegerField(label=_("Check quantity"), required=False, min_value=0)
check_3_value = forms.DecimalField(label=_("Check amount"), required=False, min_value=0)
check_3_quantity = forms.IntegerField(label=_("Check quantity"), required=False, min_value=0)
check_4_value = forms.DecimalField(label=_("Check amount"), required=False, min_value=0)
check_4_quantity = forms.IntegerField(label=_("Check quantity"), required=False, min_value=0)
check_5_value = forms.DecimalField(label=_("Check amount"), required=False, min_value=0)
check_5_quantity = forms.IntegerField(label=_("Check quantity"), required=False, min_value=0)
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comment = forms.CharField(label=_("Comment"), required=False)
emptied = forms.BooleanField(label=_("Emptied"), required=False)
def __init__(self, *args, **kwargs):
instance = kwargs.pop('instance', None)
super(CashRegisterSummaryForm, self).__init__(*args, **kwargs)
if instance:
self.fields['ten_cents'].initial = instance.ten_cents.quantity if instance.ten_cents else 0
self.fields['twenty_cents'].initial = instance.twenty_cents.quantity if instance.twenty_cents else 0
self.fields['fifty_cents'].initial = instance.fifty_cents.quantity if instance.fifty_cents else 0
self.fields['one_euro'].initial = instance.one_euro.quantity if instance.one_euro else 0
self.fields['two_euros'].initial = instance.two_euros.quantity if instance.two_euros else 0
self.fields['five_euros'].initial = instance.five_euros.quantity if instance.five_euros else 0
self.fields['ten_euros'].initial = instance.ten_euros.quantity if instance.ten_euros else 0
self.fields['twenty_euros'].initial = instance.twenty_euros.quantity if instance.twenty_euros else 0
self.fields['fifty_euros'].initial = instance.fifty_euros.quantity if instance.fifty_euros else 0
self.fields['hundred_euros'].initial = instance.hundred_euros.quantity if instance.hundred_euros else 0
self.fields['check_1_quantity'].initial = instance.check_1.quantity if instance.check_1 else 0
self.fields['check_2_quantity'].initial = instance.check_2.quantity if instance.check_2 else 0
self.fields['check_3_quantity'].initial = instance.check_3.quantity if instance.check_3 else 0
self.fields['check_4_quantity'].initial = instance.check_4.quantity if instance.check_4 else 0
self.fields['check_5_quantity'].initial = instance.check_5.quantity if instance.check_5 else 0
self.fields['check_1_value'].initial = instance.check_1.value if instance.check_1 else 0
self.fields['check_2_value'].initial = instance.check_2.value if instance.check_2 else 0
self.fields['check_3_value'].initial = instance.check_3.value if instance.check_3 else 0
self.fields['check_4_value'].initial = instance.check_4.value if instance.check_4 else 0
self.fields['check_5_value'].initial = instance.check_5.value if instance.check_5 else 0
self.fields['comment'].initial = instance.comment
self.fields['emptied'].initial = instance.emptied
self.instance = instance
else:
self.instance = None
def save(self, counter=None):
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cd = self.cleaned_data
summary = self.instance or CashRegisterSummary(
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counter=counter,
user=counter.get_random_barman(),
)
summary.comment = cd['comment']
summary.emptied = cd['emptied']
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summary.save()
summary.items.all().delete()
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# Cash
if cd['ten_cents']: CashRegisterSummaryItem(cash_summary=summary, value=0.1, quantity=cd['ten_cents']).save()
if cd['twenty_cents']: CashRegisterSummaryItem(cash_summary=summary, value=0.2, quantity=cd['twenty_cents']).save()
if cd['fifty_cents']: CashRegisterSummaryItem(cash_summary=summary, value=0.5, quantity=cd['fifty_cents']).save()
if cd['one_euro']: CashRegisterSummaryItem(cash_summary=summary, value=1, quantity=cd['one_euro']).save()
if cd['two_euros']: CashRegisterSummaryItem(cash_summary=summary, value=2, quantity=cd['two_euros']).save()
if cd['five_euros']: CashRegisterSummaryItem(cash_summary=summary, value=5, quantity=cd['five_euros']).save()
if cd['ten_euros']: CashRegisterSummaryItem(cash_summary=summary, value=10, quantity=cd['ten_euros']).save()
if cd['twenty_euros']: CashRegisterSummaryItem(cash_summary=summary, value=20, quantity=cd['twenty_euros']).save()
if cd['fifty_euros']: CashRegisterSummaryItem(cash_summary=summary, value=50, quantity=cd['fifty_euros']).save()
if cd['hundred_euros']: CashRegisterSummaryItem(cash_summary=summary, value=100, quantity=cd['hundred_euros']).save()
# Checks
if cd['check_1_quantity']: CashRegisterSummaryItem(cash_summary=summary, value=cd['check_1_value'],
quantity=cd['check_1_quantity'], check=True).save()
if cd['check_2_quantity']: CashRegisterSummaryItem(cash_summary=summary, value=cd['check_2_value'],
quantity=cd['check_2_quantity'], check=True).save()
if cd['check_3_quantity']: CashRegisterSummaryItem(cash_summary=summary, value=cd['check_3_value'],
quantity=cd['check_3_quantity'], check=True).save()
if cd['check_4_quantity']: CashRegisterSummaryItem(cash_summary=summary, value=cd['check_4_value'],
quantity=cd['check_4_quantity'], check=True).save()
if cd['check_5_quantity']: CashRegisterSummaryItem(cash_summary=summary, value=cd['check_5_value'],
quantity=cd['check_5_quantity'], check=True).save()
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if summary.items.count() < 1:
summary.delete()
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class CounterLastOperationsView(CounterTabsMixin, CanViewMixin, DetailView):
"""
Provide the last operations to allow barmen to delete them
"""
model = Counter
pk_url_kwarg = "counter_id"
template_name = 'counter/last_ops.jinja'
current_tab = "last_ops"
def dispatch(self, request, *args, **kwargs):
"""
We have here again a very particular right handling
"""
self.object = self.get_object()
if (self.object.get_barmen_list() and 'counter_token' in request.session.keys() and
request.session['counter_token'] and # check if not null for counters that have no token set
Counter.objects.filter(token=request.session['counter_token']).exists()):
return super(CounterLastOperationsView, self).dispatch(request, *args, **kwargs)
return HttpResponseRedirect(reverse('counter:details', kwargs={'counter_id': self.object.id})+'?bad_location')
def get_context_data(self, **kwargs):
"""Add form to the context """
kwargs = super(CounterLastOperationsView, self).get_context_data(**kwargs)
threshold = timezone.now() - timedelta(minutes=settings.SITH_LAST_OPERATIONS_LIMIT)
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kwargs['last_refillings'] = self.object.refillings.filter(date__gte=threshold).order_by('-id')[:20]
kwargs['last_sellings'] = self.object.sellings.filter(date__gte=threshold).order_by('-id')[:20]
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return kwargs
class CounterCashSummaryView(CounterTabsMixin, CanViewMixin, DetailView):
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"""
Provide the cash summary form
"""
model = Counter
pk_url_kwarg = "counter_id"
template_name = 'counter/cash_register_summary.jinja'
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current_tab = "cash_summary"
def dispatch(self, request, *args, **kwargs):
"""
We have here again a very particular right handling
"""
self.object = self.get_object()
if (self.object.get_barmen_list() and 'counter_token' in request.session.keys() and
request.session['counter_token'] and # check if not null for counters that have no token set
Counter.objects.filter(token=request.session['counter_token']).exists()):
return super(CounterCashSummaryView, self).dispatch(request, *args, **kwargs)
return HttpResponseRedirect(reverse('counter:details', kwargs={'counter_id': self.object.id})+'?bad_location')
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def get(self, request, *args, **kwargs):
self.object = self.get_object()
self.form = CashRegisterSummaryForm()
return super(CounterCashSummaryView, self).get(request, *args, **kwargs)
def post(self, request, *args, **kwargs):
self.object = self.get_object()
self.form = CashRegisterSummaryForm(request.POST)
if self.form.is_valid():
self.form.save(self.object)
return HttpResponseRedirect(self.get_success_url())
return super(CounterCashSummaryView, self).get(request, *args, **kwargs)
def get_success_url(self):
return reverse_lazy('counter:details', kwargs={'counter_id': self.object.id})
def get_context_data(self, **kwargs):
""" Add form to the context """
kwargs = super(CounterCashSummaryView, self).get_context_data(**kwargs)
kwargs['form'] = self.form
return kwargs
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class CounterActivityView(DetailView):
"""
Show the bar activity
"""
model = Counter
pk_url_kwarg = "counter_id"
template_name = 'counter/activity.jinja'
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class CounterStatView(DetailView, CounterAdminMixin):
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"""
Show the bar stats
"""
model = Counter
pk_url_kwarg = "counter_id"
template_name = 'counter/stats.jinja'
def get_context_data(self, **kwargs):
""" Add stats to the context """
from django.db.models import Sum, Case, When, F, DecimalField
kwargs = super(CounterStatView, self).get_context_data(**kwargs)
kwargs['Customer'] = Customer
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kwargs['User'] = User
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semester_start = Subscription.compute_start(d=date.today(), duration=3)
kwargs['total_sellings'] = Selling.objects.filter(date__gte=semester_start,
counter=self.object).aggregate(total_sellings=Sum(F('quantity')*F('unit_price'),
output_field=CurrencyField()))['total_sellings']
kwargs['top'] = Selling.objects.values('customer__user').annotate(
selling_sum=Sum(
Case(When(counter=self.object,
date__gte=semester_start,
unit_price__gt=0,
then=F('unit_price')*F('quantity')),
output_field=CurrencyField()
)
)
).exclude(selling_sum=None).order_by('-selling_sum').all()[:100]
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kwargs['top_barman'] = Permanency.objects.values('user').annotate(
perm_sum=Sum(
Case(When(counter=self.object,
end__gt=datetime(year=1999, month=1, day=1),
then=F('end')-F('start')),
output_field=models.DateTimeField()
)
)
).exclude(perm_sum=None).order_by('-perm_sum').all()[:100]
kwargs['top_barman_semester'] = Permanency.objects.values('user').annotate(
perm_sum=Sum(
Case(When(counter=self.object,
start__gt=semester_start,
end__gt=datetime(year=1999, month=1, day=1),
then=F('end')-F('start')),
output_field=models.DateTimeField()
)
)
).exclude(perm_sum=None).order_by('-perm_sum').all()[:100]
kwargs['sith_date']=settings.SITH_START_DATE[0]
kwargs['semester_start']=semester_start
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return kwargs
def dispatch(self, request, *args, **kwargs):
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try:
return super(CounterStatView, self).dispatch(request, *args, **kwargs)
except:
if (request.user.is_root
or request.user.is_board_member
or self.object.is_owned_by(request.user)):
return super(CanEditMixin, self).dispatch(request, *args, **kwargs)
raise PermissionDenied
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class CashSummaryEditView(CounterAdminTabsMixin, CounterAdminMixin, UpdateView):
"""Edit cash summaries"""
model = CashRegisterSummary
template_name = 'counter/cash_register_summary.jinja'
context_object_name = "cashsummary"
pk_url_kwarg = "cashsummary_id"
form_class = CashRegisterSummaryForm
current_tab = "cash_summary"
def get_success_url(self):
return reverse('counter:cash_summary_list')
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class CashSummaryFormBase(forms.Form):
begin_date = forms.DateTimeField(['%Y-%m-%d %H:%M:%S'], label=_("Begin date"), required=False, widget=SelectDateTime)
end_date = forms.DateTimeField(['%Y-%m-%d %H:%M:%S'], label=_("End date"), required=False, widget=SelectDateTime)
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class CashSummaryListView(CounterAdminTabsMixin, CounterAdminMixin, ListView):
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"""Display a list of cash summaries"""
model = CashRegisterSummary
template_name = 'counter/cash_summary_list.jinja'
context_object_name = "cashsummary_list"
current_tab = "cash_summary"
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queryset = CashRegisterSummary.objects.all().order_by('-date')
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paginate_by = settings.SITH_COUNTER_CASH_SUMMARY_LENGTH
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def get_context_data(self, **kwargs):
""" Add sums to the context """
kwargs = super(CashSummaryListView, self).get_context_data(**kwargs)
form = CashSummaryFormBase(self.request.GET)
kwargs['form'] = form
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kwargs['summaries_sums'] = {}
kwargs['refilling_sums'] = {}
for c in Counter.objects.filter(type="BAR").all():
refillings = Refilling.objects.filter(counter=c)
cashredistersummaries = CashRegisterSummary.objects.filter(counter=c)
if form.is_valid() and form.cleaned_data['begin_date']:
refillings = refillings.filter(date__gte=form.cleaned_data['begin_date'])
cashredistersummaries = cashredistersummaries.filter(date__gte=form.cleaned_data['begin_date'])
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else:
last_summary = CashRegisterSummary.objects.filter(counter=c, emptied=True).order_by('-date').first()
if last_summary:
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refillings = refillings.filter(date__gt=last_summary.date)
cashredistersummaries = cashredistersummaries.filter(date__gt=last_summary.date)
else:
refillings = refillings.filter(date__gte=datetime(year=1994, month=5, day=17, tzinfo=pytz.UTC)) # My birth date should be old enough
cashredistersummaries = cashredistersummaries.filter(date__gte=datetime(year=1994, month=5, day=17, tzinfo=pytz.UTC))
if form.is_valid() and form.cleaned_data['end_date']:
refillings = refillings.filter(date__lte=form.cleaned_data['end_date'])
cashredistersummaries = cashredistersummaries.filter(date__lte=form.cleaned_data['end_date'])
kwargs['summaries_sums'][c.name] = sum([s.get_total() for s in cashredistersummaries.all()])
kwargs['refilling_sums'][c.name] = sum([s.amount for s in refillings.all()])
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return kwargs
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class InvoiceCallView(CounterAdminTabsMixin, CounterAdminMixin, TemplateView):
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template_name = 'counter/invoices_call.jinja'
current_tab = 'invoices_call'
def get_context_data(self, **kwargs):
""" Add sums to the context """
kwargs = super(InvoiceCallView, self).get_context_data(**kwargs)
kwargs['months'] = Selling.objects.datetimes('date', 'month', order='DESC')
start_date = None
end_date = None
try:
start_date = datetime.strptime(self.request.GET['month'], '%Y-%m')
except:
start_date = datetime(year=timezone.now().year, month=(timezone.now().month+10)%12+1, day=1)
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start_date = start_date.replace(tzinfo=pytz.UTC)
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end_date = (start_date + timedelta(days=32)).replace(day=1, hour=0, minute=0, microsecond=0)
from django.db.models import Sum, Case, When, F, DecimalField
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kwargs['sum_cb'] = sum([r.amount for r in Refilling.objects.filter(payment_method='CARD', is_validated=True,
date__gte=start_date, date__lte=end_date)])
kwargs['sum_cb'] += sum([s.quantity*s.unit_price for s in Selling.objects.filter(payment_method='CARD', is_validated=True,
date__gte=start_date, date__lte=end_date)])
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kwargs['start_date'] = start_date
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kwargs['sums'] = Selling.objects.values('club__name').annotate(selling_sum=Sum(
Case(When(date__gte=start_date,
date__lt=end_date,
then=F('unit_price')*F('quantity')),
output_field=CurrencyField()
)
)).exclude(selling_sum=None).order_by('-selling_sum')
return kwargs
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class EticketListView(CounterAdminTabsMixin, CounterAdminMixin, ListView):
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"""
A list view for the admins
"""
model = Eticket
template_name = 'counter/eticket_list.jinja'
ordering = ['id']
current_tab = "etickets"
class EticketForm(forms.ModelForm):
class Meta:
model = Eticket
fields = ['product', 'banner', 'event_title', 'event_date']
widgets = {
'event_date': SelectDate,
}
product = AutoCompleteSelectField('products', show_help_text=False, label=_("Product"), required=True)
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class EticketCreateView(CounterAdminTabsMixin, CounterAdminMixin, CreateView):
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"""
Create an eticket
"""
model = Eticket
template_name = 'core/create.jinja'
form_class = EticketForm
current_tab = "etickets"
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class EticketEditView(CounterAdminTabsMixin, CounterAdminMixin, UpdateView):
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"""
Edit an eticket
"""
model = Eticket
template_name = 'core/edit.jinja'
form_class = EticketForm
pk_url_kwarg = "eticket_id"
current_tab = "etickets"
class EticketPDFView(CanViewMixin, DetailView):
"""
Display the PDF of an eticket
"""
model = Selling
pk_url_kwarg = "selling_id"
def get(self, request, *args, **kwargs):
from reportlab.pdfgen import canvas
from reportlab.lib.utils import ImageReader
from reportlab.lib.units import cm
from reportlab.graphics.shapes import Drawing
from reportlab.graphics.barcode.qr import QrCodeWidget
from reportlab.graphics import renderPDF
self.object = self.get_object()
eticket = self.object.product.eticket
user = self.object.customer.user
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code = "%s %s %s %s" % (self.object.customer.user.id, self.object.product.id, self.object.id, self.object.quantity)
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code += " " + eticket.get_hash(code)[:8].upper()
response = HttpResponse(content_type='application/pdf')
response['Content-Disposition'] = 'filename="eticket.pdf"'
p = canvas.Canvas(response)
p.setTitle("Eticket")
im = ImageReader("core/static/core/img/eticket.jpg")
width, height = im.getSize()
size = max(width, height)
width = 8 * cm * width / size
height = 8 * cm * height / size
p.drawImage(im, 10 * cm, 25 * cm, width, height)
if eticket.banner:
im = ImageReader(eticket.banner)
width, height = im.getSize()
size = max(width, height)
width = 6 * cm * width / size
height = 6 * cm * height / size
p.drawImage(im, 1 * cm, 25 * cm, width, height)
if user.profile_pict:
im = ImageReader(user.profile_pict.file)
width, height = im.getSize()
size = max(width, height)
width = 150 * width / size
height = 150 * height / size
p.drawImage(im, 10.5 * cm - width / 2, 16 * cm, width, height)
if eticket.event_title:
p.setFont("Helvetica-Bold", 20)
p.drawCentredString(10.5 * cm, 23.6 * cm, eticket.event_title)
if eticket.event_date:
p.setFont("Helvetica-Bold", 16)
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p.drawCentredString(10.5 * cm, 22.6 * cm, eticket.event_date.strftime("%d %b %Y")) # FIXME with a locale
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p.setFont("Helvetica-Bold", 14)
p.drawCentredString(10.5 * cm, 15 * cm, "%s : %d %s" % (user.get_display_name(), self.object.quantity, str(_("people(s)"))))
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p.setFont("Courier-Bold", 14)
qrcode = QrCodeWidget(code)
bounds = qrcode.getBounds()
width = bounds[2] - bounds[0]
height = bounds[3] - bounds[1]
d = Drawing(260, 260, transform=[260./width, 0, 0, 260./height, 0, 0])
d.add(qrcode)
renderPDF.draw(d, p, 10.5 * cm - 130, 6.1 * cm)
p.drawCentredString(10.5 * cm, 6 * cm, code)
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partners = ImageReader("core/static/core/img/partners.png")
width, height = partners.getSize()
size = max(width, height)
width = width * 2 / 3
height = height * 2 / 3
p.drawImage(partners, 0 * cm, 0 * cm, width, height)
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p.showPage()
p.save()
return response