diff options
Diffstat (limited to '.venv/lib/python3.12/site-packages/mako/ext/beaker_cache.py')
-rw-r--r-- | .venv/lib/python3.12/site-packages/mako/ext/beaker_cache.py | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/mako/ext/beaker_cache.py b/.venv/lib/python3.12/site-packages/mako/ext/beaker_cache.py new file mode 100644 index 00000000..b1392f30 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/mako/ext/beaker_cache.py @@ -0,0 +1,82 @@ +# ext/beaker_cache.py +# Copyright 2006-2025 the Mako authors and contributors <see AUTHORS file> +# +# This module is part of Mako and is released under +# the MIT License: http://www.opensource.org/licenses/mit-license.php + +"""Provide a :class:`.CacheImpl` for the Beaker caching system.""" + +from mako import exceptions +from mako.cache import CacheImpl + +try: + from beaker import cache as beaker_cache +except: + has_beaker = False +else: + has_beaker = True + +_beaker_cache = None + + +class BeakerCacheImpl(CacheImpl): + + """A :class:`.CacheImpl` provided for the Beaker caching system. + + This plugin is used by default, based on the default + value of ``'beaker'`` for the ``cache_impl`` parameter of the + :class:`.Template` or :class:`.TemplateLookup` classes. + + """ + + def __init__(self, cache): + if not has_beaker: + raise exceptions.RuntimeException( + "Can't initialize Beaker plugin; Beaker is not installed." + ) + global _beaker_cache + if _beaker_cache is None: + if "manager" in cache.template.cache_args: + _beaker_cache = cache.template.cache_args["manager"] + else: + _beaker_cache = beaker_cache.CacheManager() + super().__init__(cache) + + def _get_cache(self, **kw): + expiretime = kw.pop("timeout", None) + if "dir" in kw: + kw["data_dir"] = kw.pop("dir") + elif self.cache.template.module_directory: + kw["data_dir"] = self.cache.template.module_directory + + if "manager" in kw: + kw.pop("manager") + + if kw.get("type") == "memcached": + kw["type"] = "ext:memcached" + + if "region" in kw: + region = kw.pop("region") + cache = _beaker_cache.get_cache_region(self.cache.id, region, **kw) + else: + cache = _beaker_cache.get_cache(self.cache.id, **kw) + cache_args = {"starttime": self.cache.starttime} + if expiretime: + cache_args["expiretime"] = expiretime + return cache, cache_args + + def get_or_create(self, key, creation_function, **kw): + cache, kw = self._get_cache(**kw) + return cache.get(key, createfunc=creation_function, **kw) + + def put(self, key, value, **kw): + cache, kw = self._get_cache(**kw) + cache.put(key, value, **kw) + + def get(self, key, **kw): + cache, kw = self._get_cache(**kw) + return cache.get(key, **kw) + + def invalidate(self, key, **kw): + cache, kw = self._get_cache(**kw) + cache.remove_value(key, **kw) |