model.py posted below. For whit it might be worth, the system I'm
developing on is running Debian Etch.
from datetime import datetime
from sqlobject import *
from turbogears import identity
from turbogears.database import PackageHub
hub = PackageHub("turbogears_site")
__connection__ = hub
# class YourDataClass(SQLObject):
# pass
class Visit(SQLObject):
class sqlmeta:
table = "visit"
visit_key = StringCol(length=40, alternateID=True,
alternateMethodName="by_visit_key")
created = DateTimeCol(default=datetime.now)
expiry = DateTimeCol()
def lookup_visit(cls, visit_key):
try:
return cls.by_visit_key(visit_key)
except SQLObjectNotFound:
return None
lookup_visit = classmethod(lookup_visit)
class VisitIdentity(SQLObject):
visit_key = StringCol(length=40, alternateID=True,
alternateMethodName="by_visit_key")
user_id = IntCol()
class Group(SQLObject):
"""
An ultra-simple group definition.
"""
# names like "Group", "Order" and "User" are reserved words in SQL
# so we set the name to something safe for SQL
class sqlmeta:
table = "tg_group"
group_name = UnicodeCol(length=16, alternateID=True,
alternateMethodName="by_group_name")
display_name = UnicodeCol(length=255)
created = DateTimeCol(default=datetime.now)
# collection of all users belonging to this group
users = RelatedJoin("User", intermediateTable="user_group",
joinColumn="group_id", otherColumn="user_id")
# collection of all permissions for this group
permissions = RelatedJoin("Permission", joinColumn="group_id",
intermediateTable="group_permission",
otherColumn="permission_id")
class User(SQLObject):
"""
Reasonably basic User definition. Probably would want additional
attributes.
"""
# names like "Group", "Order" and "User" are reserved words in SQL
# so we set the name to something safe for SQL
class sqlmeta:
table = "tg_user"
user_name = UnicodeCol(length=16, alternateID=True,
alternateMethodName="by_user_name")
email_address = UnicodeCol(length=255, alternateID=True,
alternateMethodName="by_email_address")
display_name = UnicodeCol(length=255)
password = UnicodeCol(length=40)
created = DateTimeCol(default=datetime.now)
# groups this user belongs to
groups = RelatedJoin("Group", intermediateTable="user_group",
joinColumn="user_id", otherColumn="group_id")
def _get_permissions(self):
perms = set()
for g in self.groups:
perms = perms | set(g.permissions)
return perms
def _set_password(self, cleartext_password):
"Runs cleartext_password through the hash algorithm before
saving."
hash = identity.encrypt_password(cleartext_password)
self._SO_set_password(hash)
def set_password_raw(self, password):
"Saves the password as-is to the database."
self._SO_set_password(password)
class Permission(SQLObject):
permission_name = UnicodeCol(length=16, alternateID=True,
alternateMethodName="by_permission_name")
description = UnicodeCol(length=255)
groups = RelatedJoin("Group",
intermediateTable="group_permission",
joinColumn="permission_id",
otherColumn="group_id")
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