Remove conditional code from Wagtail < 5.2

src/wagtail_periodic_review/views.py

@@ -1,30 +1,22 @@
 from django.core.exceptions import FieldError
 from django.utils.translation import gettext as _
-from wagtail import VERSION as WAGTAIL_VERSION
 from wagtail.admin.views.reports import ReportView
+from wagtail.permission_policies.pages import PagePermissionPolicy
 
 from .filters import PeriodicReviewFilterSet
 from .utils import add_review_date_annotations, filter_across_subtypes
 
 
-if WAGTAIL_VERSION >= (5, 1):
-    from wagtail.permission_policies.pages import PagePermissionPolicy
-else:
-    from wagtail.models import UserPagePermissionsProxy
-
-
 class PeriodicReviewContentReport(ReportView):
     title = _("Periodic review content")
     header_icon = "wpr-calendar-stats"
     template_name = "reports/periodic_review_report.html"
     filterset_class = PeriodicReviewFilterSet
 
     def _get_editable_pages(self):
-        if WAGTAIL_VERSION >= (5, 1):
-            return PagePermissionPolicy().instances_user_has_permission_for(
-                self.request.user, "change"
-            )
-        return UserPagePermissionsProxy(self.request.user).editable_pages()
+        return PagePermissionPolicy().instances_user_has_permission_for(
+            self.request.user, "change"
+        )
 
     def get_queryset(self):
         queryset = filter_across_subtypes(

src/wagtail_periodic_review/wagtail_hooks.py

@@ -2,21 +2,15 @@
 
 from django.urls import path, reverse
 from django.utils.translation import gettext as _
-from wagtail import VERSION as WAGTAIL_VERSION
 from wagtail import hooks
 from wagtail.admin.menu import MenuItem
 from wagtail.admin.ui.components import Component
+from wagtail.permission_policies.pages import PagePermissionPolicy
 
 from .utils import for_review_this_month, review_overdue
 from .views import PeriodicReviewContentReport
 
 
-if WAGTAIL_VERSION >= (5, 1):
-    from wagtail.permission_policies.pages import PagePermissionPolicy
-else:
-    from wagtail.models import UserPagePermissionsProxy
-
-
 class BaseHomePanel(Component):
     heading = ""
     description = ""
@@ -28,11 +22,9 @@ def __init__(self, request):
         self.request = request
 
     def get_page_list(self):
-        if WAGTAIL_VERSION >= (5, 1):
-            return PagePermissionPolicy().instances_user_has_permission_for(
-                self.request.user, "change"
-            )
-        return UserPagePermissionsProxy(self.request.user).editable_pages()
+        return PagePermissionPolicy().instances_user_has_permission_for(
+            self.request.user, "change"
+        )
 
     def get_context_data(self, parent_context: Mapping[str, Any]) -> Mapping[str, Any]:
         context = super().get_context_data(parent_context)