def update(self):
"""
Updates the internal list of objects, stored in a couch list, deleting
keys that no longer exist, and adding new keys that are not currently
part of the collection.
"""
keys = [ item.id for item in self.model.getAll(self._view, self.userID) ]
self.pail = brm.redisList(self.pattern, keys, reset=True)
def update(self):
"""
Updates the internal list of objects, stored in a Redis list, deleting
keys that no longer exist, and adding new keys that are not currently
part of the collection.
"""
key = self.pattern.split(":")[0]
setPail = list(set([ key+":"+item.split(":")[1] for item in self.redis.keys(self.pattern) ]))
self.pail = brm.redisList(key, setPail, reset=True)
def __init__(self, model, couch=c.database.couchServer):
"""
Initializes the object, getting the list of ID's which will result in
the collection being built when `fetch()` is called.
:param model: A model which inherits from both `couchdb.Document`
and `baseCouchModel`
:param couch: The couchdb instance which this collection should use
"""
self._collection = []
self.couch = couch
self.model = model
self.pattern = "couch:" + self.model._name
self.pail = brm.redisList(self.pattern)
if not self.pail:
self.update()
def __init__(self, pattern, redis=c.database.redisBucketServer):
"""
Assumes the Redis objects are stored in a pattern of `what:id:parts``
Where `what` is like a class, where all keys in `what` are of the same
object type in the system.
It also assumes that this collection is stored in a redis list under
the `what` name, so for buckets, the list key would be `bucket`
:param pattern: The pattern which to find all the keys in this collection
For example, `bucket:*:value` is a general pattern to find all the ids
in the category of `bucket`
:param redis: The Redis instance which this collection should use
"""
self._collection = []
self.redis = redis
self.pattern = pattern
key = pattern.split(":")[0]
self.pail = brm.redisList(key)
if not self.pail:
self.update()
