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https://github.com/nottinghamtec/PyRIGS.git
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4408b4afdc
Changed outstanding invoice to a raw SQL query for a speed boost. Average load now ~3.5s with ~10 invoices
98 lines
3.1 KiB
Python
98 lines
3.1 KiB
Python
from django.core.urlresolvers import reverse_lazy
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from django.http import Http404, HttpResponseRedirect
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from django.views import generic
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from django.shortcuts import get_object_or_404
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from django.contrib import messages
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import datetime
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from RIGS import models
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class InvoiceIndex(generic.ListView):
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model = models.Invoice
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template_name = 'RIGS/invoice_list.html'
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def get_queryset(self):
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# Manual query is the only way I have found to do this efficiently. Not ideal but needs must
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query = self.model.objects.raw(
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"SELECT *, "
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"(SELECT SUM(ei.cost * ei.quantity) FROM RIGS_eventitem AS ei WHERE ei.event_id = i.event_id) AS cost, "
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"(SELECT SUM(p.amount) FROM RIGS_payment AS p WHERE p.invoice_id = i.id) AS payments FROM RIGS_invoice as i "
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"HAVING (cost - payments) > 0;"
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)
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items = []
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for invoice in query:
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items.append(invoice)
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return query
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class InvoiceDetail(generic.DetailView):
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model = models.Invoice
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class InvoiceVoid(generic.View):
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def get(self, *args, **kwargs):
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pk = kwargs.get('pk')
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object = get_object_or_404(models.Invoice, pk=pk)
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object.void = not object.void
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object.save()
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if object.void:
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return HttpResponseRedirect(reverse_lazy('invoice_list'))
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return HttpResponseRedirect(reverse_lazy('invoice_detail', kwargs={'pk': object.pk}))
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class InvoiceArchive(generic.ListView):
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model = models.Invoice
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paginate_by = 25
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class InvoiceWaiting(generic.ListView):
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model = models.Event
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paginate_by = 25
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template_name = 'RIGS/event_invoice.html'
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def get_queryset(self):
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events = self.model.objects.filter(is_rig=True, end_date__lt=datetime.date.today(),
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invoice__isnull=True).select_related('person', 'organisation', 'venue',
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'mic') # @todo find a way to select items
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return events
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class InvoiceEvent(generic.View):
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def get(self, *args, **kwargs):
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epk = kwargs.get('pk')
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event = models.Event.objects.get(pk=epk)
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invoice, created = models.Invoice.objects.get_or_create(event=event)
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if created:
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invoice.invoice_date = datetime.date.today()
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return HttpResponseRedirect(reverse_lazy('invoice_detail', kwargs={'pk': invoice.pk}))
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class PaymentCreate(generic.CreateView):
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model = models.Payment
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def get_initial(self):
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initial = super(generic.CreateView, self).get_initial()
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invoicepk = self.request.GET.get('invoice', self.request.POST.get('invoice', None))
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if invoicepk == None:
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raise Http404()
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invoice = get_object_or_404(models.Invoice, pk=invoicepk)
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initial.update({'invoice': invoice})
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return initial
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def get_success_url(self):
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messages.info(self.request, "location.reload()")
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return reverse_lazy('closemodal')
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class PaymentDelete(generic.DeleteView):
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model = models.Payment
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def get_success_url(self):
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return self.request.POST.get('next') |