Backend work for proper bulk zone ocr

src/documents/bulk_edit.py

@@ -38,6 +38,7 @@ from documents.permissions import set_permissions_for_objects
 from documents.plugins.helpers import DocumentsStatusManager
 from documents.tasks import bulk_update_documents
 from documents.tasks import consume_file
+from documents.tasks import extract_zones
 from documents.tasks import remove_document_from_index
 from documents.tasks import update_document_content_maybe_archive_file
 from documents.versioning import get_latest_version_for_root
@@ -1231,3 +1232,26 @@ def remove_doclink(
         target_doc_field_instance.value.remove(document.id)
         target_doc_field_instance.save()
     Document.objects.filter(id=target_doc_id).update(modified=timezone.now())
+
+
+def run_zone_ocr(doc_ids: list[int]) -> Literal["OK"]:
+    """
+    Queue zone OCR for the given documents. Documents whose type has no enabled
+    OCR template are skipped.
+    """
+    document_ids = (
+        Document.objects.filter(
+            id__in=doc_ids,
+            document_type__ocr_templates__enabled=True,
+        )
+        .order_by()
+        .values_list("id", flat=True)
+        .distinct()
+    )
+    for document_id in document_ids:
+        extract_zones.apply_async(
+            kwargs={"document_id": document_id},
+            headers={"trigger_source": PaperlessTask.TriggerSource.MANUAL},
+        )
+
+    return "OK"