Support different bag structures

create_derivatives/fixtures/unpacked_bag_with_tiff_master/3aai9usY3AZzCSFkB3RSQ9/bag-info.txt

@@ -0,0 +1,17 @@
+ArchivesSpace-URI: /repositories/2/archival_objects/1234
+Bag-Software-Agent: bagit.py <http://github.com/libraryofcongress/bagit-python>
+BagIt-Profile-Identifier: http://localhost:8000/api/bagit_profiles/1/
+Bagging-Date: 2017-12-11T20:10:28.813474
+Date-End: 1999-06-22
+Date-Start: 1994-05-14
+External-Identifier: records-2017-12-11T20:10:28.813474
+Internal-Sender-Description: Grant awarded to the Village Green Preservation Society for the purpose of "preserving the old ways from being abused, protecting the new ways for me and for you"
+Language: eng
+Origin: digitization
+Payload-Oxum: 1131930.1
+Record-Creators: Custard Pie Appreciation Consortium
+Record-Creators: Desperate Dan Appreciation Society
+Record-Type: grant records
+Restrictions: Records open only to Mrs. Mopp and good old Mother Riley
+Source-Organization: Test Organization
+Title: Grant to the Village Green Preservation Society

create_derivatives/fixtures/unpacked_bag_with_tiff_master/3aai9usY3AZzCSFkB3RSQ9/bagit.txt

@@ -0,0 +1,2 @@
+BagIt-Version: 0.97
+Tag-File-Character-Encoding: UTF-8

create_derivatives/fixtures/unpacked_bag_with_tiff_master/3aai9usY3AZzCSFkB3RSQ9/manifest-md5.txt

@@ -0,0 +1 @@
+df87217e2c181ae6674898dff27e5a56  data/file_example_TIFF_1MB.tiff

create_derivatives/fixtures/unpacked_bag_with_tiff_master/3aai9usY3AZzCSFkB3RSQ9/tagmanifest-md5.txt

@@ -0,0 +1,3 @@
+9e5ad981e0d29adc278f6a294b8c2aca bagit.txt
+387c1c0bfc4c7a4e75e17358029e4bdc bag-info.txt
+53c3a2ca7138cdd8bf4b622e80dec9cd manifest-md5.txt

create_derivatives/routines.py

@@ -158,8 +158,11 @@ def get_tiff_file_paths(self, bag_path):
             tiff_files (list of pathlib.Paths): absolute filepaths for TIFF files.
         """
         service_dir = Path(bag_path, "data", "service")
-        if service_dir.is_dir() and any(service_dir.iterdir()):
-            tiff_files_dir = Path(bag_path, "data", "service")
+        master_dir = Path(bag_path, "data", "master")
+        for tiff_dir in service_dir, master_dir:
+            if tiff_dir.is_dir() and any(tiff_dir.iterdir()):
+                tiff_files_dir = tiff_dir
+                break
         else:
             tiff_files_dir = Path(bag_path, "data")
         return matching_files(tiff_files_dir, prepend=True)

create_derivatives/tests.py

@@ -244,16 +244,18 @@ def test_tiff_file_paths(self):
         Files in a service directory should be returned if present, otherwise
         TIFFs in the data directory should be returned.
         """
-        for fixture_path, expected in [
-                ("unpacked_bag_with_tiff", False),
-                ("unpacked_bag_with_tiff_empty_service", False),
-                ("unpacked_bag_with_tiff_service", True)]:
+        for fixture_path, expected_service, expected_master in [
+                ("unpacked_bag_with_tiff", False, False),
+                ("unpacked_bag_with_tiff_empty_service", False, False),
+                ("unpacked_bag_with_tiff_master", False, True),
+                ("unpacked_bag_with_tiff_service", True, False)]:
             set_up_bag(settings.TMP_DIR, fixture_path, self.bag_id)
             bag = Bag.objects.last()
             tiffs = JP2Maker().get_tiff_file_paths(bag.bag_path)
             for path in tiffs:
                 self.assertTrue("data" in str(path))
-                self.assertEqual("service" in str(path), expected)
+                self.assertEqual("service" in str(path), expected_service)
+                self.assertEqual("master" in str(path), expected_master)
             shutil.rmtree(bag.bag_path)
 
     def tearDown(self):