fixes #165

src/documents/management/commands/document_importer.py

@@ -1,18 +1,29 @@
 import json
 import os
 import shutil
+from contextlib import contextmanager
 
 from django.conf import settings
 from django.core.management import call_command
 from django.core.management.base import BaseCommand, CommandError
+from django.db.models.signals import post_save, m2m_changed
 from filelock import FileLock
 
 from documents.models import Document
 from documents.settings import EXPORTER_FILE_NAME, EXPORTER_THUMBNAIL_NAME, \
     EXPORTER_ARCHIVE_NAME
-from ...file_handling import create_source_path_directory, \
-    generate_unique_filename
+from ...file_handling import create_source_path_directory
 from ...mixins import Renderable
+from ...signals.handlers import update_filename_and_move_files
+
+
+@contextmanager
+def disable_signal(sig, receiver, sender):
+    try:
+        sig.disconnect(receiver=receiver, sender=sender)
+        yield
+    finally:
+        sig.connect(receiver=receiver, sender=sender)
 
 
 class Command(Renderable, BaseCommand):
@@ -47,7 +58,12 @@ class Command(Renderable, BaseCommand):
             self.manifest = json.load(f)
 
         self._check_manifest()
-
+        with disable_signal(post_save,
+                            receiver=update_filename_and_move_files,
+                            sender=Document):
+            with disable_signal(m2m_changed,
+                                receiver=update_filename_and_move_files,
+                                sender=Document.tags.through):
                 # Fill up the database with whatever is in the manifest
                 call_command("loaddata", manifest_path)
 
@@ -117,9 +133,6 @@ class Command(Renderable, BaseCommand):
             document.storage_type = Document.STORAGE_TYPE_UNENCRYPTED
 
             with FileLock(settings.MEDIA_LOCK):
-                document.filename = generate_unique_filename(
-                    document, settings.ORIGINALS_DIR)
-
                 if os.path.isfile(document.source_path):
                     raise FileExistsError(document.source_path)
 

src/documents/tests/test_management_exporter.py

@@ -24,11 +24,17 @@ class TestExportImport(DirectoriesMixin, TestCase):
 
         file = os.path.join(self.dirs.originals_dir, "0000001.pdf")
 
-        Document.objects.create(content="Content", checksum="42995833e01aea9b3edee44bbfdd7ce1", archive_checksum="62acb0bcbfbcaa62ca6ad3668e4e404b", title="wow", filename="0000001.pdf", mime_type="application/pdf")
-        Document.objects.create(content="Content", checksum="9c9691e51741c1f4f41a20896af31770", title="wow", filename="0000002.pdf.gpg", mime_type="application/pdf", storage_type=Document.STORAGE_TYPE_GPG)
-        Tag.objects.create(name="t")
-        DocumentType.objects.create(name="dt")
-        Correspondent.objects.create(name="c")
+        d1 = Document.objects.create(content="Content", checksum="42995833e01aea9b3edee44bbfdd7ce1", archive_checksum="62acb0bcbfbcaa62ca6ad3668e4e404b", title="wow", filename="0000001.pdf", mime_type="application/pdf")
+        d2 = Document.objects.create(content="Content", checksum="9c9691e51741c1f4f41a20896af31770", title="wow", filename="0000002.pdf.gpg", mime_type="application/pdf", storage_type=Document.STORAGE_TYPE_GPG)
+        t1 = Tag.objects.create(name="t")
+        dt1 = DocumentType.objects.create(name="dt")
+        c1 = Correspondent.objects.create(name="c")
+
+        d1.tags.add(t1)
+        d1.correspondents = c1
+        d1.document_type = dt1
+        d1.save()
+        d2.save()
 
         target = tempfile.mkdtemp()
         self.addCleanup(shutil.rmtree, target)
@@ -59,11 +65,25 @@ class TestExportImport(DirectoriesMixin, TestCase):
                     self.assertEqual(checksum, element['fields']['archive_checksum'])
 
         with paperless_environment() as dirs:
+            self.assertEqual(Document.objects.count(), 2)
+            Document.objects.all().delete()
+            Correspondent.objects.all().delete()
+            DocumentType.objects.all().delete()
+            Tag.objects.all().delete()
+            self.assertEqual(Document.objects.count(), 0)
+
             call_command('document_importer', target)
+            self.assertEqual(Document.objects.count(), 2)
             messages = check_sanity()
             # everything is alright after the test
             self.assertEqual(len(messages), 0, str([str(m) for m in messages]))
 
+    @override_settings(
+        PAPERLESS_FILENAME_FORMAT="{title}"
+    )
+    def test_exporter_with_filename_format(self):
+        self.test_exporter()
+
     def test_export_missing_files(self):
 
         target = tempfile.mkdtemp()