Component migration to use storage
!! Warning !! Not fully tested. darcs-hash:20060122125943-86b55-a0cb0c408b0974b18af8613144bb3a7c3f2288bf.gz
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@@ -66,38 +66,29 @@ class DBMStorage(Storage):
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def __init__(self, nb_pk_fields = 1, spool_dir = "."):
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# print "DBM INIT"
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Storage.__init__(self, nb_pk_fields, spool_dir)
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self.__str_registered = anydbm.open(self.file, \
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'c')
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self.__registered = self.load()
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def __del__(self):
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# print "DBM STOP"
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self.__str_registered.close()
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# print "DBM STOP"
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self.sync()
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def load(self):
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# print "DBM LOAD"
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str_registered = anydbm.open(self.file, \
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'c')
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result = {}
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try:
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for pk in self.__str_registered.keys():
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pk_list = pk.split('#')
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obj = result
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key = None
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while pk_list:
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key = pk_list.pop(0)
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if pk_list:
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if not obj.has_key(key):
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obj[key] = {}
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obj = obj[key]
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obj[key] = mailconnection_factory.str_to_mail_connection(self.__str_registered[pk])
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for pk in str_registered.keys():
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result[pk] = mailconnection_factory.str_to_mail_connection(str_registered[pk])
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except Exception, e:
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print >>sys.stderr, "Cannot load registered.db : "
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print >>sys.stderr, e
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str_registered.close()
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return result
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def sync(self):
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# print "DBM SYNC"
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self.__str_registered.close()
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self.__str_registered = anydbm.open(self.file, \
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'c')
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# print "DBM SYNC"
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self.store()
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def __store(self, nb_pk_fields, registered, pk):
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if nb_pk_fields > 0:
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@@ -112,52 +103,68 @@ class DBMStorage(Storage):
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self.__str_registered[pk] = str(registered)
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print "STORING : " + pk + " = " + str(registered)
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def store(self, registered):
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def store(self):
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# print "DBM STORE"
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try:
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self.__store(self.nb_pk_fields, registered, "")
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# Force file synchronisation
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self.sync()
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str_registered = anydbm.open(self.file, \
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'c')
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for pk in self.__registered.keys():
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str_registered[pk] = str(self.__registered[pk])
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except Exception, e:
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print >>sys.stderr, "Cannot save to registered.db : "
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print >>sys.stderr, e
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str_registered.close()
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def __setitem__(self, pk_tuple, obj):
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# print "Adding " + "#".join(pk_tuple) + " = " + str(obj)
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self.__str_registered["#".join(pk_tuple)] = str(obj)
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self.__registered[str("#".join(pk_tuple))] = obj
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self.sync()
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def __getitem__(self, pk_tuple):
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# print "Getting " + "#".join(pk_tuple)
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if len(pk_tuple) == self.nb_pk_fields:
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return mailconnection_factory.str_to_mail_connection(self.__str_registered["#".join(pk_tuple)])
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return self.__registered[str("#".join(pk_tuple))]
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else:
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partial_key = "#".join(pk_tuple)
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partial_key = str("#".join(pk_tuple))
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regexp = re.compile(partial_key)
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return [mailconnection_factory.str_to_mail_connection(self.__str_registered[key])
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for key in self.__str_registered.keys()
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return [self.__registered[key]
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for key in self.__registered.keys()
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if regexp.search(key)]
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def __delitem__(self, pk_tuple):
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# print "Deleting " + "#".join(pk_tuple)
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del self.__str_registered["#".join(pk_tuple)]
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del self.__registered[str("#".join(pk_tuple))]
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self.sync()
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def has_key(self, pk_tuple):
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return self.__str_registered.has_key("#".join(pk_tuple))
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if len(pk_tuple) == self.nb_pk_fields:
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return self.__registered.has_key(str("#".join(pk_tuple)))
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else:
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partial_key = str("#".join(pk_tuple))
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regexp = re.compile("^" + partial_key)
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for key in self.__registered.keys():
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if regexp.search(key):
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return True
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return False
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def keys(self, pk_tuple = None):
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if pk_tuple is None:
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return [tuple(key.split("#")) for key in self.__str_registered.keys()]
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return [tuple(key.split("#")) for key in self.__registered.keys()]
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else:
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level = len(pk_tuple)
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partial_key = "#".join(pk_tuple)
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partial_key = str("#".join(pk_tuple))
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regexp = re.compile("^" + partial_key)
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result = {}
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for key in self.__str_registered.keys():
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for key in self.__registered.keys():
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if regexp.search(key):
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result[key.split("#")[level]] = None
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return result.keys()
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def dump(self):
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print "dumping"
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for pk in self.__registered.keys():
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print pk + " = " + str(self.__registered[pk])
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class SQLiteStorage(Storage):
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def __init__(self, nb_pk_fields = 1, spool_dir = "."):
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