Database improvements

This patch series fixes bugs in the database API and improve the tools to set them up.

beat/web/databases/api.py

@@ -97,16 +97,17 @@ def database_to_json(database, request_user, fields_to_return,
 
 
 def clean_paths(declaration):
+    pseudo_path = "/path_to_db_folder"
     json_data = json.loads(declaration)
     root_folder = json_data['root_folder']
     cleaned_folder = os.path.basename(os.path.normpath(root_folder))
-    json_data['root_folder'] = os.path.join("{{ path_to_db_folder }}", cleaned_folder)
+    json_data['root_folder'] = os.path.join(pseudo_path, cleaned_folder)
     for protocol in json_data['protocols']:
         for set_ in protocol['sets']:
             if 'parameters' in set_ and 'annotations' in set_['parameters']:
                 annotations_folder = set_['parameters']['annotations']
                 cleaned_folder = annotations_folder.split('/')[-2:]
-                set_['parameters']['annotations'] = os.path.join("{{ path_to_db_folder }}", *cleaned_folder)
+                set_['parameters']['annotations'] = os.path.join(pseudo_path, *cleaned_folder)
     return json.dumps(json_data)
 
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