django-orchestra/orchestra/contrib/domains/admin.py

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import re
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from django import forms
from django.contrib import admin
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_link, change_url
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from orchestra.contrib.accounts.admin import AccountAdminMixin
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from orchestra.utils import apps
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from .actions import view_zone
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from .forms import RecordInlineFormSet, BatchDomainCreationAdminForm
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from .filters import TopDomainListFilter
from .models import Domain, Record
class RecordInline(admin.TabularInline):
model = Record
formset = RecordInlineFormSet
verbose_name_plural = _("Extra records")
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# class Media:
# css = {
# 'all': ('orchestra/css/hide-inline-id.css',)
# }
#
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def formfield_for_dbfield(self, db_field, **kwargs):
""" Make value input widget bigger """
if db_field.name == 'value':
kwargs['widget'] = forms.TextInput(attrs={'size':'100'})
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if db_field.name == 'ttl':
kwargs['widget'] = forms.TextInput(attrs={'size':'10'})
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return super(RecordInline, self).formfield_for_dbfield(db_field, **kwargs)
class DomainInline(admin.TabularInline):
model = Domain
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fields = ('domain_link', 'display_records', 'account_link')
readonly_fields = ('domain_link', 'display_records', 'account_link')
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extra = 0
verbose_name_plural = _("Subdomains")
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domain_link = admin_link('__str__')
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domain_link.short_description = _("Name")
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account_link = admin_link('account')
def display_records(self, domain):
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return ', '.join([record.type for record in domain.records.all()])
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display_records.short_description = _("Declared records")
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def has_add_permission(self, *args, **kwargs):
return False
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def get_queryset(self, request):
""" Order by structured name and imporve performance """
qs = super(DomainInline, self).get_queryset(request)
return qs.select_related('account').prefetch_related('records')
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class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
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list_display = (
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'structured_name', 'display_is_top', 'display_websites', 'account_link'
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)
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add_fields = ('name', 'account')
fields = ('name', 'account_link')
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inlines = [RecordInline, DomainInline]
list_filter = [TopDomainListFilter]
change_readonly_fields = ('name',)
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search_fields = ('name', 'account__username')
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add_form = BatchDomainCreationAdminForm
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change_view_actions = [view_zone]
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def structured_name(self, domain):
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if not domain.is_top:
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return ' '*4 + domain.name
return domain.name
structured_name.short_description = _("name")
structured_name.allow_tags = True
structured_name.admin_order_field = 'structured_name'
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def display_is_top(self, domain):
return domain.is_top
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display_is_top.short_description = _("Is top")
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display_is_top.boolean = True
display_is_top.admin_order_field = 'top'
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def display_websites(self, domain):
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if apps.isinstalled('orchestra.contrib.websites'):
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webs = domain.websites.all()
if webs:
links = []
for web in webs:
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url = change_url(web)
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links.append('<a href="%s">%s</a>' % (url, web.name))
return '<br>'.join(links)
return _("No website")
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display_websites.admin_order_field = 'websites__name'
display_websites.short_description = _("Websites")
display_websites.allow_tags = True
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def get_queryset(self, request):
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""" Order by structured name and imporve performance """
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qs = super(DomainAdmin, self).get_queryset(request)
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qs = qs.select_related('top', 'account')
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# Order by structured name
if request.method == 'GET':
# For some reason if we do this we know for sure that join table will be called T4
query = str(qs.query)
table = re.findall(r'(T\d+)\."account_id"', query)[0]
qs = qs.extra(
select={
'structured_name': 'CONCAT({table}.name, domains_domain.name)'.format(table=table)
},
).order_by('structured_name')
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if apps.isinstalled('orchestra.contrib.websites'):
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qs = qs.prefetch_related('websites')
return qs
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def save_model(self, request, obj, form, change):
""" batch domain creation support """
super(DomainAdmin, self).save_model(request, obj, form, change)
self.extra_domains = []
if not change:
for name in form.extra_names:
domain = Domain.objects.create(name=name, account_id=obj.account_id)
self.extra_domains.append(domain)
def save_formset(self, request, form, formset, change):
"""
Given an inline formset save it to the database.
"""
formset.save()
def save_related(self, request, form, formsets, change):
""" batch domain creation support """
super(DomainAdmin, self).save_related(request, form, formsets, change)
if not change:
# Clone records to extra_domains, if any
for formset in formsets:
if formset.model is Record:
for domain in self.extra_domains:
# Reset pk value of the record instances to force creation of new ones
for record_form in formset.forms:
record = record_form.instance
if record.pk:
record.pk = None
formset.instance = domain
form.instance = domain
self.save_formset(request, form, formset, change=change)
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admin.site.register(Domain, DomainAdmin)