91 lines
3.7 KiB
Python
91 lines
3.7 KiB
Python
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from django.contrib import admin, messages
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from django.core.urlresolvers import reverse
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from django.utils.safestring import mark_safe
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from django.utils.translation import ugettext_lazy as _
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from django.shortcuts import render
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from .forms import (BillSelectedOptionsForm, BillSelectConfirmationForm,
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BillSelectRelatedForm)
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class BillSelectedOrders(object):
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""" Form wizard for billing orders admin action """
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short_description = _("Bill selected orders")
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template = 'admin/orders/order/bill_selected_options.html'
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__name__ = 'bill_selected_orders'
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def __call__(self, modeladmin, request, queryset):
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""" make this monster behave like a function """
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self.modeladmin = modeladmin
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self.queryset = queryset
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opts = modeladmin.model._meta
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app_label = opts.app_label
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self.context = {
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'opts': opts,
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'app_label': app_label,
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'queryset': queryset,
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'action_checkbox_name': admin.helpers.ACTION_CHECKBOX_NAME,
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}
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return self.set_options(request)
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def set_options(self, request):
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form = BillSelectedOptionsForm()
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if request.POST.get('step'):
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form = BillSelectedOptionsForm(request.POST)
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if form.is_valid():
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self.options = dict(
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billing_point=form.cleaned_data['billing_point'],
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fixed_point=form.cleaned_data['fixed_point'],
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create_new_open=form.cleaned_data['create_new_open'],
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)
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return self.select_related(request)
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self.context.update({
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'title': _("Options for billing selected orders, step 1 / 3"),
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'step': 'one',
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'form': form,
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})
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return render(request, self.template, self.context)
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def select_related(self, request):
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self.options['related_queryset'] = self.queryset.all() #get_related(**options)
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form = BillSelectRelatedForm(initial=self.options)
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if request.POST.get('step') == 'two':
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form = BillSelectRelatedForm(request.POST, initial=self.options)
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if form.is_valid():
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select_related = form.cleaned_data['selected_related']
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self.options['selected_related'] = select_related
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return self.confirmation(request)
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self.context.update({
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'title': _("Select related order for billing, step 2 / 3"),
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'step': 'two',
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'form': form,
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})
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return render(request, self.template, self.context)
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def confirmation(self, request):
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form = BillSelectConfirmationForm(initial=self.options)
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if request.POST:
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bills = Order.bill(queryset, commit=True, **self.options)
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if not bills:
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msg = _("Selected orders do not have pending billing")
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self.modeladmin.message_user(request, msg, messages.WARNING)
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else:
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ids = ','.join([bill.id for bill in bills])
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url = reverse('admin:bills_bill_changelist')
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context = {
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'url': url + '?id=%s' % ids,
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'num': len(bills),
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'bills': _("bills"),
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'msg': _("have been generated"),
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}
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msg = '<a href="%(url)s">%(num)s %(bills)s</a> %(msg)s' % context
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msg = mark_safe(msg)
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self.modeladmin.message_user(request, msg, messages.INFO)
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return
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self.context.update({
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'title': _("Confirmation for billing selected orders"),
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'step': 'three',
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'form': form,
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})
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return render(request, self.template, self.context)
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