Include permissions for suggestions

src/documents/matching.py

@@ -6,6 +6,7 @@ from documents.models import DocumentType
 from documents.models import MatchingModel
 from documents.models import StoragePath
 from documents.models import Tag
+from documents.permissions import get_objects_for_user_owner_aware
 
 
 logger = logging.getLogger("paperless.matching")
@@ -19,40 +20,64 @@ def log_reason(matching_model, document, reason):
     )
 
 
-def match_correspondents(document, classifier):
+def match_correspondents(document, classifier, user=None):
     pred_id = classifier.predict_correspondent(document.content) if classifier else None
 
-    correspondents = Correspondent.objects.all()
+    if user is not None:
+        correspondents = get_objects_for_user_owner_aware(
+            user,
+            "documents.view_correspondent",
+            Correspondent,
+        )
+    else:
+        correspondents = Correspondent.objects.all()
 
     return list(
         filter(lambda o: matches(o, document) or o.pk == pred_id, correspondents),
     )
 
 
-def match_document_types(document, classifier):
+def match_document_types(document, classifier, user=None):
     pred_id = classifier.predict_document_type(document.content) if classifier else None
 
-    document_types = DocumentType.objects.all()
+    if user is not None:
+        document_types = get_objects_for_user_owner_aware(
+            user,
+            "documents.view_documenttype",
+            DocumentType,
+        )
+    else:
+        document_types = DocumentType.objects.all()
 
     return list(
         filter(lambda o: matches(o, document) or o.pk == pred_id, document_types),
     )
 
 
-def match_tags(document, classifier):
+def match_tags(document, classifier, user=None):
     predicted_tag_ids = classifier.predict_tags(document.content) if classifier else []
 
-    tags = Tag.objects.all()
+    if user is not None:
+        tags = get_objects_for_user_owner_aware(user, "documents.view_tag", Tag)
+    else:
+        tags = Tag.objects.all()
 
     return list(
         filter(lambda o: matches(o, document) or o.pk in predicted_tag_ids, tags),
     )
 
 
-def match_storage_paths(document, classifier):
+def match_storage_paths(document, classifier, user=None):
     pred_id = classifier.predict_storage_path(document.content) if classifier else None
 
-    storage_paths = StoragePath.objects.all()
+    if user is not None:
+        storage_paths = get_objects_for_user_owner_aware(
+            user,
+            "documents.view_storagepath",
+            StoragePath,
+        )
+    else:
+        storage_paths = StoragePath.objects.all()
 
     return list(
         filter(

src/documents/permissions.py

@@ -4,6 +4,7 @@ from django.contrib.auth.models import User
 from django.contrib.contenttypes.models import ContentType
 from guardian.models import GroupObjectPermission
 from guardian.shortcuts import assign_perm
+from guardian.shortcuts import get_objects_for_user
 from guardian.shortcuts import get_users_with_perms
 from guardian.shortcuts import remove_perm
 from rest_framework.permissions import BasePermission
@@ -101,3 +102,15 @@ def set_permissions_for_object(permissions, object):
                         group,
                         object,
                     )
+
+
+def get_objects_for_user_owner_aware(user, perms, Model):
+    objects_owned = Model.objects.filter(owner=user)
+    objects_unowned = Model.objects.filter(owner__isnull=True)
+    objects_with_perms = get_objects_for_user(
+        user=user,
+        perms=perms,
+        klass=Model,
+        accept_global_perms=False,
+    )
+    return objects_owned | objects_unowned | objects_with_perms

src/documents/views.py

@@ -401,12 +401,16 @@ class DocumentViewSet(
 
         return Response(
             {
-                "correspondents": [c.id for c in match_correspondents(doc, classifier)],
-                "tags": [t.id for t in match_tags(doc, classifier)],
-                "document_types": [
-                    dt.id for dt in match_document_types(doc, classifier)
+                "correspondents": [
+                    c.id for c in match_correspondents(doc, classifier, request.user)
+                ],
+                "tags": [t.id for t in match_tags(doc, classifier, request.user)],
+                "document_types": [
+                    dt.id for dt in match_document_types(doc, classifier, request.user)
+                ],
+                "storage_paths": [
+                    dt.id for dt in match_storage_paths(doc, classifier, request.user)
                 ],
-                "storage_paths": [dt.id for dt in match_storage_paths(doc, classifier)],
                 "dates": [
                     date.strftime("%Y-%m-%d") for date in dates if date is not None
                 ],