213 lines
8.3 KiB
Python
213 lines
8.3 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, messages
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from django.contrib.admin.util import unquote
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from django.core.urlresolvers import reverse
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from django.http import HttpResponseRedirect
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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 wrap_admin_view, link
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from orchestra.core import services
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from .filters import HasMainUserListFilter
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from .forms import AccountCreationForm, AccountChangeForm
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from .models import Account
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class AccountAdmin(ExtendedModelAdmin):
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list_display = ('name', 'user_link', 'type', 'is_active')
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list_filter = (
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'type', 'is_active', HasMainUserListFilter
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)
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add_fieldsets = (
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(_("User"), {
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'fields': ('username', 'password1', 'password2',),
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}),
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(_("Account info"), {
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'fields': (('type', 'language'), 'comments'),
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}),
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)
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fieldsets = (
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(_("User"), {
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'fields': ('user_link', 'password',),
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}),
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(_("Account info"), {
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'fields': (('type', 'language'), 'comments'),
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}),
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)
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readonly_fields = ('user_link',)
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search_fields = ('users__username',)
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add_form = AccountCreationForm
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form = AccountChangeForm
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user_link = link('user', order='user__username')
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def name(self, account):
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return account.name
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name.admin_order_field = 'user__username'
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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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return super(AccountAdmin, self).formfield_for_dbfield(db_field, **kwargs)
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def change_view(self, request, object_id, form_url='', extra_context=None):
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if request.method == 'GET':
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account = self.get_object(request, unquote(object_id))
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if not account.is_active:
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messages.warning(request, 'This account is disabled.')
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context = {
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'services': sorted(
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[ model._meta for model in services.get().keys() ],
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key=lambda i: i.verbose_name_plural.lower()
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)
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}
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context.update(extra_context or {})
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return super(AccountAdmin, self).change_view(request, object_id,
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form_url=form_url, extra_context=context)
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def save_model(self, request, obj, form, change):
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""" Save user and account, they are interdependent """
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obj.user.save()
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obj.user_id = obj.user.pk
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obj.save()
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obj.user.account = obj
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obj.user.save()
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def queryset(self, request):
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""" Select related for performance """
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# TODO move invoicecontact to contacts
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related = ('user', 'invoicecontact')
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return super(AccountAdmin, self).queryset(request).select_related(*related)
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admin.site.register(Account, AccountAdmin)
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class AccountListAdmin(AccountAdmin):
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""" Account list to allow account selection when creating new services """
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list_display = ('select_account', 'type', 'user')
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actions = None
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search_fields = ['user__username',]
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ordering = ('user__username',)
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def select_account(self, instance):
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context = {
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'url': '../?account=' + str(instance.pk),
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'name': instance.name
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}
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return '<a href="%(url)s">%(name)s</a>' % context
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select_account.short_description = _("account")
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select_account.allow_tags = True
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select_account.order_admin_field = 'user__username'
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def changelist_view(self, request, extra_context=None):
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opts = self.model._meta
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original_app_label = request.META['PATH_INFO'].split('/')[-5]
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original_model = request.META['PATH_INFO'].split('/')[-4]
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context = {
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'title': _("Select account for adding a new %s") % (original_model),
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'original_app_label': original_app_label,
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'original_model': original_model,
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}
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context.update(extra_context or {})
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return super(AccountListAdmin, self).changelist_view(request,
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extra_context=context)
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class AccountAdminMixin(object):
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""" Provide basic account support to ModelAdmin and AdminInline classes """
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readonly_fields = ('account_link',)
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filter_by_account_fields = []
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def account_link(self, instance):
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account = instance.account if instance.pk else self.account
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url = reverse('admin:accounts_account_change', args=(account.pk,))
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return '<a href="%s">%s</a>' % (url, account.name)
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account_link.short_description = _("account")
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account_link.allow_tags = True
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account_link.admin_order_field = 'account__user__username'
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def queryset(self, request):
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""" Select related for performance """
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qs = super(AccountAdminMixin, self).queryset(request)
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return qs.select_related('account__user')
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def formfield_for_dbfield(self, db_field, **kwargs):
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""" Improve performance of account field and filter by account """
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if db_field.name == 'account':
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qs = kwargs.get('queryset', db_field.rel.to.objects)
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kwargs['queryset'] = qs.select_related('user')
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formfield = super(AccountAdminMixin, self).formfield_for_dbfield(db_field, **kwargs)
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if db_field.name in self.filter_by_account_fields:
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if hasattr(self, 'account'):
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# Hack widget render in order to append ?account=id to the add url
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old_render = formfield.widget.render
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def render(*args, **kwargs):
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output = old_render(*args, **kwargs)
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output = output.replace('/add/"', '/add/?account=%s"' % self.account.pk)
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return mark_safe(output)
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formfield.widget.render = render
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# Filter related object by account
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formfield.queryset = formfield.queryset.filter(account=self.account)
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return formfield
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class SelectAccountAdminMixin(AccountAdminMixin):
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""" Provides support for accounts on ModelAdmin """
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def get_readonly_fields(self, request, obj=None):
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if obj:
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self.account = obj.account
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return super(AccountAdminMixin, self).get_readonly_fields(request, obj=obj)
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def get_inline_instances(self, request, obj=None):
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inlines = super(AccountAdminMixin, self).get_inline_instances(request, obj=obj)
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if hasattr(self, 'account'):
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account = self.account
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else:
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account = Account.objects.get(pk=request.GET['account'])
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[ setattr(inline, 'account', account) for inline in inlines ]
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return inlines
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def get_urls(self):
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""" Hooks select account url """
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urls = super(AccountAdminMixin, self).get_urls()
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admin_site = self.admin_site
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opts = self.model._meta
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info = opts.app_label, opts.module_name
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account_list = AccountListAdmin(Account, admin_site).changelist_view
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select_urls = patterns("",
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url("/select-account/$",
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wrap_admin_view(self, account_list),
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name='%s_%s_select_account' % info),
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)
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return select_urls + urls
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def add_view(self, request, form_url='', extra_context=None):
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""" Redirects to select account view if required """
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if request.user.is_superuser:
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if 'account' in request.GET or Account.objects.count() == 1:
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kwargs = {}
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if 'account' in request.GET:
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kwargs = dict(pk=request.GET['account'])
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self.account = Account.objects.get(**kwargs)
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opts = self.model._meta
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context = {
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'title': _("Add %s for %s") % (opts.verbose_name, self.account.name)
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}
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context.update(extra_context or {})
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return super(AccountAdminMixin, self).add_view(request,
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form_url=form_url, extra_context=context)
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return HttpResponseRedirect('./select-account/')
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def save_model(self, request, obj, form, change):
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"""
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Given a model instance save it to the database.
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"""
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if not change:
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obj.account_id = self.account.pk
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obj.save()
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