On packfile upload, use acquisition timestamp and subject code to find containers

api/placer.py

@@ -382,7 +382,9 @@ def __init__(self, container_type, container, id_, metadata, timestamp, origin,
         # Populated in check(), used in finalize()
         self.p_id           = None
         self.s_label        = None
+        self.s_code         = None
         self.a_label        = None
+        self.a_time         = None
         self.g_id           = None
 
         self.permissions    = {}
@@ -422,6 +424,12 @@ def check(self):
         self.s_label = self.metadata['session']['label']
         self.a_label = self.metadata['acquisition']['label']
 
+        # Save additional fields if provided
+        self.s_code = self.metadata['session'].get('subject', {}).get('code')
+        self.a_time = self.metadata['acquisition'].get('timestamp')
+        if self.a_time:
+            self.a_time = dateutil.parser.parse(self.a_time)
+
         # Get project info that we need later
         project = config.db['projects'].find_one({ '_id': bson.ObjectId(self.p_id)})
         self.permissions = project.get('permissions', {})
@@ -547,6 +555,10 @@ def finalize(self):
             'group': self.g_id
         }
 
+        if self.s_code:
+            # If they supplied a subject code, use that in the query as well
+            query['subject.code'] = self.s_code
+
         # Updates if existing
         updates = {}
         updates['permissions'] = self.permissions
@@ -555,6 +567,7 @@ def finalize(self):
 
         # Extra properties on insert
         insert_map = copy.deepcopy(query)
+        insert_map.pop('subject.code', None) # Remove query term that should not become part of the payload
         insert_map['created'] = self.timestamp
         insert_map.update(self.metadata['session'])
         insert_map['subject'] = containerutil.add_id_to_subject(insert_map.get('subject'), bson.ObjectId(self.p_id))
@@ -576,6 +589,11 @@ def finalize(self):
             'label': self.a_label,
         }
 
+        if self.a_time:
+            # If they supplied an acquisition timestamp, use that in the query as well
+            query['timestamp'] = self.a_time
+
+
         # Updates if existing
         updates = {}
         updates['permissions'] = self.permissions

tests/integration_tests/python/test_uploads.py

@@ -1132,6 +1132,66 @@ def test_packfile_upload(data_builder, file_form, as_admin, as_root, api_db):
     assert acquisition.get('label') == 'test-packfile-timestamp'
 
 
+    # Test that acquisition timestamp is used to differenciate acquisitions and session code for sessions
+
+    # Make sure there is only one session and one acquisition with the above label to start
+    sessions = list(api_db.sessions.find({'label':'test-packfile-timestamp'}))
+    acquisitions = list(api_db.acquisitions.find({'label':'test-packfile-timestamp'}))
+    assert len(sessions) == 1
+    assert len(acquisitions) == 1
+
+
+    r = as_admin.post('/projects/' + project + '/packfile-start')
+    assert r.ok
+    token = r.json()['token']
+    r = as_admin.post('/projects/' + project + '/packfile',
+        params={'token': token}, files=file_form('one.csv'))
+    assert r.ok
+
+    metadata_json = json.dumps({
+        'project': {'_id': project},
+        'session': {
+            'label': 'test-packfile-timestamp',
+            'subject': {
+                'code': 'new-subject'
+            }
+        },
+        'acquisition': {
+            'label': 'test-packfile-timestamp',
+            'timestamp': '1999-01-01T00:00:00+00:00'
+        },
+        'packfile': {'type': 'test'}
+    })
+
+    r = as_admin.post('/projects/' + project + '/packfile-end',
+        params={'token': token, 'metadata': metadata_json})
+    assert r.ok
+
+    sessions = list(api_db.sessions.find({'label':'test-packfile-timestamp'}))
+    acquisitions = list(api_db.acquisitions.find({'label':'test-packfile-timestamp'}))
+
+    # Ensure a new session was created
+    assert len(sessions) == 2
+
+    # Ensure a new acquisition was created
+    assert len(acquisitions) == 2
+
+    # Ensure subject code exists on a session
+    for s in sessions:
+        if s.get('subject', {}).get('code') == 'new-subject':
+            break
+    else:
+        # We didn't fine one
+        assert False
+
+    # Ensure second acquisition timestamp exists on an acquisition
+    for a in acquisitions:
+        if str(a.get('timestamp')) == '1999-01-01 00:00:00':
+            break
+    else:
+        # We didn't fine one
+        assert False
+
     # get another token (start packfile-upload)
     r = as_admin.post('/projects/' + project + '/packfile-start')
     assert r.ok