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Make it possible not to use caching

master
pictuga 2014-05-24 19:13:41 +02:00
parent 3aea7cb8da
commit b66ac2bc5e
1 changed files with 9 additions and 5 deletions
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14
morss/morss.py
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@ -97,19 +97,23 @@ class Options:
class Cache: class Cache:
""" Light, error-prone caching system. """ """ Light, error-prone caching system. """
def __init__(self, folder, key, lifespan=10*24*3600): def __init__(self, folder=None, key='cache', lifespan=10*24*3600):
self._key = key self._key = key
self._dir = folder self._dir = folder
self._lifespan = lifespan self._lifespan = lifespan
self._cache = {}
if self._dir is None:
self._hash = "NO CACHE"
return
maxsize = os.statvfs('./').f_namemax - len(self._dir) - 1 - 4 # ".tmp" maxsize = os.statvfs('./').f_namemax - len(self._dir) - 1 - 4 # ".tmp"
self._hash = urllib.quote_plus(self._key)[:maxsize] self._hash = urllib.quote_plus(self._key)[:maxsize]
self._file = self._dir + '/' + self._hash self._file = self._dir + '/' + self._hash
self._file_tmp = self._file + '.tmp' self._file_tmp = self._file + '.tmp'
self._cache = {}
if os.path.isfile(self._file): if os.path.isfile(self._file):
data = open(self._file).read() data = open(self._file).read()
if data: if data:
@ -135,7 +139,7 @@ class Cache:
__setitem__ = set __setitem__ = set
def save(self): def save(self):
if len(self._cache) == 0: if len(self._cache) == 0 or self._dir is None:
return return
if not os.path.exists(self._dir): if not os.path.exists(self._dir):
@ -643,7 +647,7 @@ def After(rss, options):
else: else:
return rss.tostring(xml_declaration=True, encoding='UTF-8') return rss.tostring(xml_declaration=True, encoding='UTF-8')
def process(url, cache, options=None): def process(url, cache=None, options=None):
if options == None: if options == None:
options = [] options = []