only show MT-button if user has publish rights for a page

integreat_cms/cms/forms/pages/page_translation_form.py

@@ -1,8 +1,12 @@
 from __future__ import annotations
 
 import logging
+from typing import TYPE_CHECKING
 
-from ...models import PageTranslation
+if TYPE_CHECKING:
+    from treebeard.ns_tree import NS_NodeQuerySet
+
+from ...models import PageTranslation, LanguageTreeNode
 from ..machine_translation_form import MachineTranslationForm
 
 logger = logging.getLogger(__name__)
@@ -14,6 +18,22 @@ class PageTranslationForm(MachineTranslationForm):
     Form for creating and modifying page translation objects
     """
 
+    def user_has_publish_rights(self) -> bool:
+        """
+        Helper method to check if the current user has permission to publish the page
+        """
+        if page_obj := self.instance.page:
+            return self.request.user.has_perm("cms.publish_page_object", page_obj)
+        return self.request.user.has_perm("cms.publish_page")
+
+    def mt_form_is_enabled(self) -> NS_NodeQuerySet:
+        """
+        For pages, machine translations should only be enabled if the user has publishing rights
+        """
+        if not self.user_has_publish_rights():
+            return LanguageTreeNode.objects.none()
+        return super().mt_form_is_enabled()
+
     class Meta:
         """
         This class contains additional meta configuration of the form class, see the :class:`django.forms.ModelForm`