move glob and utils

app/glob.py

@@ -0,0 +1,18 @@
+from flask import g
+
+from app.config import load_config, config_location
+from app.manager import PublicationManager
+
+
+def get_config():
+    if 'config' not in g:
+        g.config = load_config(config_location())
+
+    return g.config
+
+
+def get_manager():
+    if 'manager' not in g:
+        g.manager = PublicationManager(get_config())
+
+    return g.manager

app/utils.py

@@ -0,0 +1,10 @@
+from typing import Optional
+
+from flask_restful import abort
+from pathvalidate import is_valid_filepath
+
+
+def validate_url(url: Optional[str]):
+    if url is not None:
+        if not is_valid_filepath(url, platform='posix'):
+            abort(400, message='invalid url')