WIP: PDP: FIX: subpage mixin

pdp/models.py

@@ -12,7 +12,7 @@ from wagtail.documents.blocks import DocumentChooserBlock
 from wagtail.images.edit_handlers import ImageChooserPanel
 from wagtailmetadata.models import MetadataPageMixin
 
-from shared.mixins import MatomoMixin
+from shared.mixins import MatomoMixin, SharedSubpageMixin
 from tuning import help
 from uniweb import models as uniweb
 
@@ -85,7 +85,7 @@ class PdpHomePage(
         return self
 
 
-class PdpSubPage(Page, PdpContentMixin, uniweb.SubpageMixin, MetadataPageMixin):
+class PdpSubPage(Page, PdpContentMixin, SharedSubpageMixin, MetadataPageMixin):
     ### FIELDS
 
     ### PANELS

shared/mixins.py

@@ -9,3 +9,15 @@ class MatomoMixin(models.Model):
 
     class Meta:
         abstract = True
+
+
+class SharedSubpageMixin:
+    """Must be used in class definition before MetadataPageMixin!"""
+
+    @property
+    def root_page(self):
+        if not hasattr(self, "_root_page"):
+            # Vypada to hackove ale lze takto pouzit: dle dokumentace get_ancestors vraci stranky v poradi
+            # od rootu, tedy domovska stranka je druha v poradi
+            self._root_page = self.get_ancestors().specific()[1]
+        return self._root_page