# Mark Huang <mlhuang@cs.princeton.edu>
# Copyright (C) 2006 The Trustees of Princeton University
#
-# $Id: AddressTypes.py,v 1.1 2006/09/06 15:36:06 mlhuang Exp $
+# $Id: AddressTypes.py,v 1.8 2006/11/09 03:07:42 mlhuang Exp $
#
from types import StringTypes
from PLC.Faults import *
from PLC.Parameter import Parameter
+from PLC.Filter import Filter
from PLC.Table import Row, Table
class AddressType(Row):
table_name = 'address_types'
primary_key = 'address_type_id'
+ join_tables = ['address_address_type']
fields = {
'address_type_id': Parameter(int, "Address type identifier"),
'name': Parameter(str, "Address type", max = 20),
'description': Parameter(str, "Address type description", max = 254),
}
- def __init__(self, api, fields = {}):
- Row.__init__(self, fields)
- self.api = api
-
def validate_name(self, name):
- # Remove leading and trailing spaces
- name = name.strip()
-
- # Make sure name is not blank after we removed the spaces
- if not name:
+ # Make sure name is not blank
+ if not len(name):
raise PLCInvalidArgument, "Address type must be specified"
- # Make sure node group does not alredy exist
+ # Make sure address type does not already exist
conflicts = AddressTypes(self.api, [name])
for address_type_id in conflicts:
if 'address_type_id' not in self or self['address_type_id'] != address_type_id:
return name
- def delete(self, commit = True):
- assert 'address_type_id' in self
-
- # Clean up miscellaneous join tables
- for table in ['address_address_type', 'address_types']:
- self.api.db.do("DELETE FROM %s" \
- " WHERE address_type_id = %d" % \
- (table, self['address_type_id']), self)
-
- if commit:
- self.api.db.commit()
-
class AddressTypes(Table):
"""
Representation of the address_types table in the database.
"""
- def __init__(self, api, address_type_id_or_name_list = None):
- sql = "SELECT %s FROM address_types" % \
- ", ".join(AddressType.fields)
-
- if address_type_id_or_name_list:
- # Separate the list into integers and strings
- address_type_ids = filter(lambda address_type_id: isinstance(address_type_id, (int, long)),
- address_type_id_or_name_list)
- names = filter(lambda name: isinstance(name, StringTypes),
- address_type_id_or_name_list)
- sql += " WHERE (False"
- if address_type_ids:
- sql += " OR address_type_id IN (%s)" % ", ".join(map(str, address_type_ids))
- if names:
- sql += " OR name IN (%s)" % ", ".join(api.db.quote(names))
- sql += ")"
+ def __init__(self, api, address_type_filter = None, columns = None):
+ Table.__init__(self, api, AddressType, columns)
+
+ sql = "SELECT %s FROM address_types WHERE True" % \
+ ", ".join(self.columns)
- rows = api.db.selectall(sql)
+ if address_type_filter is not None:
+ if isinstance(address_type_filter, (list, tuple, set)):
+ # Separate the list into integers and strings
+ ints = filter(lambda x: isinstance(x, (int, long)), address_type_filter)
+ strs = filter(lambda x: isinstance(x, StringTypes), address_type_filter)
+ address_type_filter = Filter(AddressType.fields, {'address_type_id': ints, 'name': strs})
+ sql += " AND (%s)" % address_type_filter.sql(api, "OR")
+ elif isinstance(address_type_filter, dict):
+ address_type_filter = Filter(AddressType.fields, address_type_filter)
+ sql += " AND (%s)" % address_type_filter.sql(api, "AND")
- for row in rows:
- self[row['address_type_id']] = AddressType(api, row)
+ self.selectall(sql)