269 lines
11 KiB
Python
269 lines
11 KiB
Python
from django import forms
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from django.conf.urls import patterns, url
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from django.contrib import admin
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from django.contrib.admin.utils import unquote
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from django.core.urlresolvers import reverse
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from django.db import models
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from django.templatetags.static import static
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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 orchestra.admin import ExtendedModelAdmin
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from orchestra.admin.utils import admin_date, insertattr
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from orchestra.apps.accounts.admin import AccountAdminMixin, AccountAdmin
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from orchestra.forms.widgets import paddingCheckboxSelectMultiple
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from . import settings, actions
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from .filters import BillTypeListFilter, HasBillContactListFilter
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from .models import Bill, Invoice, AmendmentInvoice, Fee, AmendmentFee, ProForma, BillLine, BillContact
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PAYMENT_STATE_COLORS = {
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Bill.PAID: 'green',
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Bill.PENDING: 'darkorange',
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Bill.BAD_DEBT: 'red',
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}
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class BillLineInline(admin.TabularInline):
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model = BillLine
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fields = ('description', 'rate', 'quantity', 'tax', 'subtotal', 'display_total')
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readonly_fields = ('display_total',)
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def display_total(self, line):
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total = line.get_total()
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sublines = line.sublines.all()
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if sublines:
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content = '\n'.join(['%s: %s' % (sub.description, sub.total) for sub in sublines])
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img = static('admin/img/icon_alert.gif')
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return '<span title="%s">%s <img src="%s"></img></span>' % (content, str(total), img)
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return total
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display_total.short_description = _("Total")
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display_total.allow_tags = True
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def formfield_for_dbfield(self, db_field, **kwargs):
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""" Make value input widget bigger """
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if db_field.name == 'description':
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kwargs['widget'] = forms.TextInput(attrs={'size':'110'})
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else:
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kwargs['widget'] = forms.TextInput(attrs={'size':'13'})
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return super(BillLineInline, self).formfield_for_dbfield(db_field, **kwargs)
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def get_queryset(self, request):
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qs = super(BillLineInline, self).get_queryset(request)
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return qs.prefetch_related('sublines')
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class ClosedBillLineInline(BillLineInline):
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# TODO reimplement as nested inlines when upstream
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# https://code.djangoproject.com/ticket/9025
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fields = ('display_description', 'rate', 'quantity', 'tax', 'display_subtotal', 'display_total')
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readonly_fields = fields
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def display_description(self, line):
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descriptions = [line.description]
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for subline in line.sublines.all():
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descriptions.append(' '*4+subline.description)
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return '<br>'.join(descriptions)
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display_description.short_description = _("Description")
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display_description.allow_tags = True
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def display_subtotal(self, line):
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subtotals = [' ' + str(line.subtotal)]
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for subline in line.sublines.all():
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subtotals.append(str(subline.total))
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return '<br>'.join(subtotals)
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display_subtotal.short_description = _("Subtotal")
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display_subtotal.allow_tags = True
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def has_add_permission(self, request):
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return False
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def has_delete_permission(self, request, obj=None):
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return False
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class BillLineManagerAdmin(admin.ModelAdmin):
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list_display = ('description', 'rate', 'quantity', 'tax', 'subtotal')
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actions = (actions.undo_billing, actions.move_lines, actions.copy_lines,)
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def get_queryset(self, request):
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qset = super(BillLineManagerAdmin, self).get_queryset(request)
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return qset.filter(bill_id__in=self.bill_ids)
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def changelist_view(self, request, extra_context=None):
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GET = request.GET.copy()
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bill_ids = GET.pop('bill_ids', ['0'])[0]
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request.GET = GET
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bill_ids = [int(id) for id in bill_ids.split(',')]
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self.bill_ids = bill_ids
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if not bill_ids:
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return
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elif len(bill_ids) > 1:
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title = _("Manage bill lines of multiple bills.")
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else:
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bill_url = reverse('admin:bills_bill_change', args=(bill_ids[0],))
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bill = Bill.objects.get(pk=bill_ids[0])
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bill_link = '<a href="%s">%s</a>' % (bill_url, bill.ident)
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title = mark_safe(_("Manage %s bill lines.") % bill_link)
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context = {
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'title': title,
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}
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context.update(extra_context or {})
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return super(BillLineManagerAdmin, self).changelist_view(request, context)
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class BillAdmin(AccountAdminMixin, ExtendedModelAdmin):
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list_display = (
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'number', 'type_link', 'account_link', 'created_on_display',
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'num_lines', 'display_total', 'display_payment_state', 'is_open', 'is_sent'
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)
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list_filter = (BillTypeListFilter, 'is_open', 'is_sent')
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add_fields = ('account', 'type', 'is_open', 'due_on', 'comments')
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fieldsets = (
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(None, {
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'fields': ('number', 'type', 'account_link', 'display_total',
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'display_payment_state', 'is_sent', 'due_on', 'comments'),
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}),
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(_("Raw"), {
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'classes': ('collapse',),
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'fields': ('html',),
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}),
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)
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change_view_actions = [
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actions.view_bill, actions.download_bills, actions.send_bills, actions.close_bills
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]
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actions = [actions.download_bills, actions.close_bills, actions.send_bills]
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change_readonly_fields = ('account_link', 'type', 'is_open')
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readonly_fields = ('number', 'display_total', 'is_sent', 'display_payment_state')
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inlines = [BillLineInline, ClosedBillLineInline]
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created_on_display = admin_date('created_on')
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def num_lines(self, bill):
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return bill.lines__count
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num_lines.admin_order_field = 'lines__count'
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num_lines.short_description = _("lines")
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def display_total(self, bill):
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return "%s &%s;" % (bill.total, settings.BILLS_CURRENCY.lower())
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display_total.allow_tags = True
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display_total.short_description = _("total")
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display_total.admin_order_field = 'total'
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def type_link(self, bill):
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bill_type = bill.type.lower()
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url = reverse('admin:bills_%s_changelist' % bill_type)
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return '<a href="%s">%s</a>' % (url, bill.get_type_display())
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type_link.allow_tags = True
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type_link.short_description = _("type")
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type_link.admin_order_field = 'type'
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def display_payment_state(self, bill):
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t_opts = bill.transactions.model._meta
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transactions = bill.transactions.all()
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if len(transactions) == 1:
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args = (transactions[0].pk,)
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url = reverse('admin:%s_%s_change' % (t_opts.app_label, t_opts.model_name), args=args)
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else:
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url = reverse('admin:%s_%s_changelist' % (t_opts.app_label, t_opts.model_name))
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url += '?bill=%i' % bill.pk
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state = bill.get_payment_state_display().upper()
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color = PAYMENT_STATE_COLORS.get(bill.payment_state, 'grey')
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return '<a href="{url}" style="color:{color}">{name}</a>'.format(
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url=url, color=color, name=state)
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display_payment_state.allow_tags = True
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display_payment_state.short_description = _("Payment")
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def get_urls(self):
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""" Hook bill lines management URLs on bill admin """
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urls = super(BillAdmin, self).get_urls()
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admin_site = self.admin_site
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extra_urls = patterns("",
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url("^manage-lines/$",
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admin_site.admin_view(BillLineManagerAdmin(BillLine, admin_site).changelist_view),
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name='bills_bill_manage_lines'),
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)
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return extra_urls + urls
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def get_readonly_fields(self, request, obj=None):
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fields = super(BillAdmin, self).get_readonly_fields(request, obj)
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if obj and not obj.is_open:
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fields += self.add_fields
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return fields
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def get_fieldsets(self, request, obj=None):
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fieldsets = super(BillAdmin, self).get_fieldsets(request, obj)
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if obj and obj.is_open:
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fieldsets = (fieldsets[0],)
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return fieldsets
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def get_change_view_actions(self, obj=None):
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actions = super(BillAdmin, self).get_change_view_actions(obj)
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exclude = []
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if obj:
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if not obj.is_open:
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exclude.append('close_bills')
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return [action for action in actions if action.__name__ not in exclude]
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def get_inline_instances(self, request, obj=None):
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inlines = super(BillAdmin, self).get_inline_instances(request, obj)
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if obj and not obj.is_open:
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return [inline for inline in inlines if not isinstance(inline, BillLineInline)]
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return [inline for inline in inlines if not isinstance(inline, ClosedBillLineInline)]
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def formfield_for_dbfield(self, db_field, **kwargs):
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""" Make value input widget bigger """
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if db_field.name == 'comments':
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kwargs['widget'] = forms.Textarea(attrs={'cols': 70, 'rows': 4})
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if db_field.name == 'html':
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kwargs['widget'] = forms.Textarea(attrs={'cols': 150, 'rows': 20})
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return super(BillAdmin, self).formfield_for_dbfield(db_field, **kwargs)
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def get_queryset(self, request):
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qs = super(BillAdmin, self).get_queryset(request)
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qs = qs.annotate(models.Count('lines'))
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qs = qs.prefetch_related('lines', 'lines__sublines', 'transactions')
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return qs
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def change_view(self, request, object_id, **kwargs):
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# TODO raise404, here and everywhere
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bill = self.get_object(request, unquote(object_id))
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actions.validate_contact(request, bill, error=False)
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return super(BillAdmin, self).change_view(request, object_id, **kwargs)
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admin.site.register(Bill, BillAdmin)
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admin.site.register(Invoice, BillAdmin)
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admin.site.register(AmendmentInvoice, BillAdmin)
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admin.site.register(Fee, BillAdmin)
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admin.site.register(AmendmentFee, BillAdmin)
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admin.site.register(ProForma, BillAdmin)
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class BillContactInline(admin.StackedInline):
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model = BillContact
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fields = ('name', 'address', ('city', 'zipcode'), 'country', 'vat')
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def formfield_for_dbfield(self, db_field, **kwargs):
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""" Make value input widget bigger """
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if db_field.name == 'name':
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kwargs['widget'] = forms.TextInput(attrs={'size':'70'})
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if db_field.name == 'address':
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kwargs['widget'] = forms.Textarea(attrs={'cols': 70, 'rows': 2})
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if db_field.name == 'email_usage':
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kwargs['widget'] = paddingCheckboxSelectMultiple(45)
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return super(BillContactInline, self).formfield_for_dbfield(db_field, **kwargs)
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def has_bill_contact(account):
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return hasattr(account, 'billcontact')
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has_bill_contact.boolean = True
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has_bill_contact.admin_order_field = 'billcontact'
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insertattr(AccountAdmin, 'inlines', BillContactInline)
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insertattr(AccountAdmin, 'list_display', has_bill_contact)
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insertattr(AccountAdmin, 'list_filter', HasBillContactListFilter)
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