djangocms_page_meta/cms_toolbars.py
from cms.api import get_page_draft
from cms.cms_toolbars import PAGE_MENU_SECOND_BREAK
from cms.toolbar.items import Break
from cms.toolbar_base import CMSToolbar
from cms.toolbar_pool import toolbar_pool
from cms.utils.i18n import get_language_list, get_language_object
from cms.utils.permissions import has_page_permission
from django.urls import NoReverseMatch, reverse
from django.utils.translation import gettext_lazy as _
from .models import DefaultMetaImage, PageMeta, TitleMeta
try:
from cms.utils import get_cms_setting
except ImportError:
from cms.utils.conf import get_cms_setting
PAGE_META_MENU_TITLE = _("Meta-information")
PAGE_META_ITEM_TITLE = _("Common")
PAGE_META_DEFAULT_META_IMAGE_TITLE = _("Default meta image")
@toolbar_pool.register
class PageToolbarMeta(CMSToolbar):
def populate(self):
# always use draft if we have a page
self.page = get_page_draft(self.request.current_page)
if not self.page:
# Nothing to do
return
if self.page.is_page_type:
# we don't need this on page types
return
# check global permissions if CMS_PERMISSIONS is active
if get_cms_setting("PERMISSION"):
has_global_current_page_change_permission = has_page_permission(
self.request.user, self.request.current_page, "change"
)
else:
has_global_current_page_change_permission = False
# check if user has page edit permission
permission = self.request.current_page.has_change_permission(self.request.user)
can_change = self.request.current_page and permission
if has_global_current_page_change_permission or can_change:
not_edit_mode = not self.toolbar.edit_mode_active
current_page_menu = self.toolbar.get_or_create_menu("page")
super_item = current_page_menu.find_first(Break, identifier=PAGE_MENU_SECOND_BREAK)
if super_item:
super_item = super_item + 1
meta_menu = current_page_menu.get_or_create_menu("pagemeta", PAGE_META_MENU_TITLE, position=super_item)
position = 0
# Page tags
default_meta_image = DefaultMetaImage.objects.first()
if default_meta_image:
meta_menu.add_modal_item(
PAGE_META_DEFAULT_META_IMAGE_TITLE,
url=reverse("admin:djangocms_page_meta_defaultmetaimage_change", args=(default_meta_image.pk,)),
position=position,
)
position += 1
try:
page_extension = PageMeta.objects.get(extended_object_id=self.page.pk)
except PageMeta.DoesNotExist:
page_extension = None
try:
if page_extension:
url = reverse("admin:djangocms_page_meta_pagemeta_change", args=(page_extension.pk,))
else:
url = "{}?extended_object={}".format(
reverse("admin:djangocms_page_meta_pagemeta_add"), self.page.pk
)
except NoReverseMatch:
# not in urls
pass
else:
meta_menu.add_modal_item(PAGE_META_ITEM_TITLE, url=url, disabled=not_edit_mode, position=position)
# Title tags
site_id = self.page.node.site_id
titles = self.page.title_set.filter(language__in=get_language_list(site_id))
title_extensions = {
t.extended_object_id: t
for t in TitleMeta.objects.filter(extended_object_id__in=[title.id for title in titles])
}
for title in titles:
try:
if title.pk in title_extensions:
url = reverse(
"admin:djangocms_page_meta_titlemeta_change", args=(title_extensions[title.pk].pk,)
)
else:
url = "{}?extended_object={}".format(
reverse("admin:djangocms_page_meta_titlemeta_add"), title.pk
)
except NoReverseMatch:
# not in urls
pass
else:
position += 1
language = get_language_object(title.language)
meta_menu.add_modal_item(language["name"], url=url, disabled=not_edit_mode, position=position)