git.mar77i.info Git - hublib/blob - hub/utils.py

   1 from jinja2_simple_tags import StandaloneTag
   2
   3 from .static import StaticTemplateFile, TreeFileApp
   4
   5 class StaticTag(StandaloneTag):
   6     tags = {"static"}
   7
   8     @staticmethod
   9     def get_hubapp(
  10         static_file: StaticTemplateFile, hubapp: str | TreeFileApp | None
  11     ) -> TreeFileApp:
  12         h = static_file.hubapp
  13         if hubapp == "root":
  14             return h.root
  15         elif isinstance(hubapp, str):
  16             return h.root.hubapps[hubapp]
  17         elif isinstance(hubapp, TreeFileApp):
  18             return hubapp
  19         return static_file.hubapp
  20
  21     def render(
  22         self, filename: str = "", hubapp: str | TreeFileApp | None = None
  23     ) -> str:
  24         """
  25         If filename starts with '/', interpret the path as relative to hubapp.base_dir,
  26         otherwise assume the path is relative to the current file.
  27         """
  28         static_file = self.context["static_file"]
  29         hubapp = self.get_hubapp(static_file, hubapp)
  30         if filename.startswith("/") or hubapp != static_file.hubapp:
  31             path = hubapp.base_dir / filename.lstrip("/")
  32         else:
  33             path = static_file.path.parent / filename
  34         return hubapp.uri(path)
  35
  36
  37 def get_redis_pass(redis_conf: str) -> str:
  38     """
  39     Poor man's redis credentials: read the password from redis_conf.
  40     Requires redis being configured with a `requirepass` password set.
  41     """
  42     prefix = "requirepass "
  43     with open(redis_conf, "rt") as fh:
  44         for line in fh:
  45             if line.startswith(prefix):
  46                 return line[len(prefix) :].rstrip()
  47     raise ValueError("No redis password found")