polish structure, update requirements

[hublib] / hub / utils.py

diff --git a/hub/utils.py b/hub/utils.py
index c9d955cfa107e1e6cc01f5d7a7ea1b3d1e9a23d1..ae448ed8fb499a14c3c9ea486fcc1e59252fbe42 100644 (file)
--- a/hub/utils.py
+++ b/hub/utils.py
@@ -1,11 +1,17 @@
-from base64 import urlsafe_b64encode
-from hashlib import sha3_512
+from pathlib import Path
 
+from jinja2_simple_tags import StandaloneTag
 
-def scramble(secret, value):
-    h = sha3_512()
-    h.update(f"{secret}{value}".encode())
-    return urlsafe_b64encode(h.digest()).rstrip(b"=").decode("ascii")
+
+class StaticTag(StandaloneTag):
+    tags = {"static"}
+
+    def render(self, filename="/", hubapp=None):
+        if not hubapp:
+            hubapp = self.context["hubapp"]
+        elif isinstance(hubapp, str):
+            hubapp = self.context["hubapp"].app.hubapps[hubapp]
+        return hubapp.uri_from(Path(filename))
 
 
 def get_redis_pass(redis_conf):