Fix display format on accounts, databases...

domains, mailboxes & mailer

Drop `allow_tags` attribute which has been removed on Django 2.0

orchestra/contrib/accounts/admin.py

@@ -216,7 +216,6 @@ class AccountAdminMixin(object):
             return '<img style="width:13px" src="%s" alt="False" title="%s">' % (static('admin/img/inline-delete.svg'), msg)
         return '<img src="%s" alt="False">' % static('admin/img/icon-yes.svg')
     display_active.short_description = _("active")
-    display_active.allow_tags = True
     display_active.admin_order_field = 'is_active'
 
     def account_link(self, instance):

orchestra/contrib/databases/admin.py

@@ -1,6 +1,8 @@
 from django.conf.urls import url
 from django.contrib import admin
 from django.contrib.auth.admin import UserAdmin
+from django.utils.html import format_html
+from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
 
 from orchestra.admin import ExtendedModelAdmin, ChangePasswordAdminMixin
@@ -50,14 +52,14 @@ class DatabaseAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
     list_prefetch_related = ('users',)
     actions = (list_accounts, save_selected)
 
+    @mark_safe
     def display_users(self, db):
         links = []
         for user in db.users.all():
-            link = '<a href="%s">%s</a>' % (change_url(user), user.username)
+            link = format_html('<a href="{}">{}</a>', change_url(user), user.username)
             links.append(link)
         return '<br>'.join(links)
     display_users.short_description = _("Users")
-    display_users.allow_tags = True
     display_users.admin_order_field = 'users__username'
 
     def save_model(self, request, obj, form, change):
@@ -99,14 +101,14 @@ class DatabaseUserAdmin(SelectAccountAdminMixin, ChangePasswordAdminMixin, Exten
     list_prefetch_related = ('databases',)
     actions = (list_accounts, save_selected)
 
+    @mark_safe
     def display_databases(self, user):
         links = []
         for db in user.databases.all():
-            link = '<a href="%s">%s</a>' % (change_url(db), db.name)
+            link = format_html('<a href="{}">{}</a>', change_url(db), db.name)
             links.append(link)
         return '<br>'.join(links)
     display_databases.short_description = _("Databases")
-    display_databases.allow_tags = True
     display_databases.admin_order_field = 'databases__name'
 
     def get_urls(self):

orchestra/contrib/domains/admin.py

@@ -74,9 +74,8 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
     def structured_name(self, domain):
         if domain.is_top:
             return domain.name
-        return ' '*4 + domain.name
+        return mark_safe(' '*4 + domain.name)
     structured_name.short_description = _("name")
-    structured_name.allow_tags = True
     structured_name.admin_order_field = 'structured_name'
 
     def display_is_top(self, domain):
@@ -101,15 +100,14 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
                 return '<br>'.join(links)
             add_url = reverse('admin:websites_website_add')
             add_url += '?account=%i&domains=%i' % (domain.account_id, domain.pk)
-            image = '<img src="%s"></img>' % static('orchestra/images/add.png')
+            add_link = format_html(
-            add_link = '<a href="%s" title="%s">%s</a>' % (
+                '<a href="{}" title="{}"><img src="{}" /></a>', add_url,
-                add_url, _("Add website"), image
+                _("Add website"), static('orchestra/images/add.png'),
             )
             return _("No website %s") % (add_link)
         return '---'
     display_websites.admin_order_field = 'websites__name'
     display_websites.short_description = _("Websites")
-    display_websites.allow_tags = True
 
     @mark_safe
     def display_addresses(self, domain):
@@ -130,10 +128,9 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
         return '---'
     display_addresses.short_description = _("Addresses")
     display_addresses.admin_order_field = 'addresses__count'
-    display_addresses.allow_tags = True
 
+    @mark_safe
     def implicit_records(self, domain):
-        defaults = []
         types = set(domain.records.values_list('type', flat=True))
         ttl = settings.DOMAINS_DEFAULT_TTL
         lines = []
@@ -145,14 +142,13 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
                 value=record.value
             )
             if not domain.record_is_implicit(record, types):
-                line = '<strike>%s</strike>' % line
+                line = format_html('<strike>{}</strike>', line)
             if record.type is Record.SOA:
                 lines.insert(0, line)
             else:
                 lines.append(line)
         return '<br>'.join(lines)
     implicit_records.short_description = _("Implicit records")
-    implicit_records.allow_tags = True
 
     def get_fieldsets(self, request, obj=None):
         """ Add SOA fields when domain is top """

orchestra/contrib/mailboxes/admin.py

@@ -6,6 +6,7 @@ from django.contrib import admin, messages
 from django.urls import reverse
 from django.db.models import F, Count, Value as V
 from django.db.models.functions import Concat
+from django.utils.html import format_html, format_html_join
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
 
@@ -82,6 +83,7 @@ class MailboxAdmin(ChangePasswordAdminMixin, SelectAccountAdminMixin, ExtendedMo
         if settings.MAILBOXES_LOCAL_DOMAIN:
             type(self).actions = self.actions + (SendMailboxEmail(),)
 
+    @mark_safe
     def display_addresses(self, mailbox):
         # Get from forwards
         cache = caches.get_request_cache()
@@ -93,7 +95,7 @@ class MailboxAdmin(ChangePasswordAdminMixin, SelectAccountAdminMixin, ExtendedMo
             qs = qs.values_list('id', 'email', 'forward')
             for addr_id, email, mbox in qs:
                 url = reverse('admin:mailboxes_address_change', args=(addr_id,))
-                link = '<a href="%s">%s</a>' % (url, email)
+                link = format_html('<a href="{}">{}</a>', url, email)
                 try:
                     cached_forwards[mbox].append(link)
                 except KeyError:
@@ -107,26 +109,23 @@ class MailboxAdmin(ChangePasswordAdminMixin, SelectAccountAdminMixin, ExtendedMo
         addresses = []
         for addr in mailbox.addresses.all():
             url = change_url(addr)
-            addresses.append('<a href="%s">%s</a>' % (url, addr.email))
+            addresses.append(format_html('<a href="{}">{}</a>', url, addr.email))
         return '<br>'.join(addresses+forwards)
     display_addresses.short_description = _("Addresses")
-    display_addresses.allow_tags = True
 
     def display_forwards(self, mailbox):
-        forwards = []
+        forwards = mailbox.get_forwards()
-        for addr in mailbox.get_forwards():
+        return format_html_join(
-            url = change_url(addr)
+            '<br>', '<a href="{}">{}</a>',
-            forwards.append('<a href="%s">%s</a>' % (url, addr.email))
+            [(change_url(addr), addr.email) for addr in forwards]
-        return '<br>'.join(forwards)
+        )
     display_forwards.short_description = _("Forward from")
-    display_forwards.allow_tags = True
 
+    @mark_safe
     def display_filtering(self, mailbox):
-        """ becacuse of allow_tags = True """
         return mailbox.get_filtering_display()
     display_filtering.short_description = _("Filtering")
     display_filtering.admin_order_field = 'filtering'
-    display_filtering.allow_tags = True
 
     def formfield_for_dbfield(self, db_field, **kwargs):
         if db_field.name == 'filtering':
@@ -247,29 +246,27 @@ class AddressAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
 
     def email_link(self, address):
         link = self.domain_link(address)
-        return "%s@%s" % (address.name, link)
+        return format_html("{}@{}", address.name, link)
     email_link.short_description = _("Email")
-    email_link.allow_tags = True
 
     def display_mailboxes(self, address):
-        boxes = []
+        boxes = address.mailboxes.all()
-        for mailbox in address.mailboxes.all():
+        return format_html_join(
-            url = change_url(mailbox)
+            '<br>', '<a href="{}">{}</a>',
-            boxes.append('<a href="%s">%s</a>' % (url, mailbox.name))
+            [(change_url(mailbox), mailbox.name) for mailbox in boxes]
-        return '<br>'.join(boxes)
+        )
     display_mailboxes.short_description = _("Mailboxes")
-    display_mailboxes.allow_tags = True
     display_mailboxes.admin_order_field = 'mailboxes__count'
 
     def display_all_mailboxes(self, address):
-        boxes = []
+        boxes = address.get_mailboxes()
-        for mailbox in address.get_mailboxes():
+        return format_html_join(
-            url = change_url(mailbox)
+            '<br>', '<a href="{}">{}</a>',
-            boxes.append('<a href="%s">%s</a>' % (url, mailbox.name))
+            [(change_url(mailbox), mailbox.name) for mailbox in boxes]
-        return '<br>'.join(boxes)
+        )
     display_all_mailboxes.short_description = _("Mailboxes links")
-    display_all_mailboxes.allow_tags = True
 
+    @mark_safe
     def display_forward(self, address):
         forward_mailboxes = {m.name: m for m in address.get_forward_mailboxes()}
         values = []
@@ -281,7 +278,6 @@ class AddressAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
                 values.append(forward)
         return '<br>'.join(values)
     display_forward.short_description = _("Forward")
-    display_forward.allow_tags = True
     display_forward.admin_order_field = 'forward'
 
     def formfield_for_dbfield(self, db_field, **kwargs):

orchestra/contrib/mailer/admin.py

@@ -6,6 +6,8 @@ from django.contrib import admin
 from django.urls import reverse
 from django.db.models import Count
 from django.shortcuts import redirect
+from django.utils.html import format_html
+from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
 
 from orchestra.admin import ExtendedModelAdmin
@@ -60,11 +62,10 @@ class MessageAdmin(ExtendedModelAdmin):
     def display_subject(self, instance):
         subject = instance.subject
         if len(subject) > 64:
-            return subject[:64] + '…'
+            return mark_safe(subject[:64] + '…')
         return subject
     display_subject.short_description = _("Subject")
     display_subject.admin_order_field = 'subject'
-    display_subject.allow_tags = True
 
     def display_retries(self, instance):
         num_logs = instance.logs__count
@@ -74,10 +75,9 @@ class MessageAdmin(ExtendedModelAdmin):
         else:
             url = reverse('admin:mailer_smtplog_changelist')
             url += '?&message=%i' % instance.pk
-        return '<a href="%s" onclick="return showAddAnotherPopup(this);">%d</a>' % (url, instance.retries)
+        return format_html('<a href="{}" onclick="return showAddAnotherPopup(this);">{}</a>', url, instance.retries)
     display_retries.short_description = _("Retries")
     display_retries.admin_order_field = 'retries'
-    display_retries.allow_tags = True
 
     def display_content(self, instance):
         part = email.message_from_string(instance.content)
@@ -99,9 +99,8 @@ class MessageAdmin(ExtendedModelAdmin):
                 payload = payload.decode(charset)
         if part.get_content_type() == 'text/plain':
             payload = payload.replace('\n', '<br>').replace(' ', '&nbsp;')
-        return payload
+        return mark_safe(payload)
     display_content.short_description = _("Content")
-    display_content.allow_tags = True
 
     def display_full_subject(self, instance):
         return instance.subject