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ScoDoc-Front/ZopeProducts/exUserFolder/AuthSources/pgAuthSource/pgAuthSource.py

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2020-09-26 16:19:37 +02:00
#
# Extensible User Folder
#
# Postgres Authentication Source for exUserFolder
#
# (C) Copyright 2000,2001 The Internet (Aust) Pty Ltd
# ACN: 082 081 472 ABN: 83 082 081 472
# All Rights Reserved
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# Author: Andrew Milton <akm@theinternet.com.au>
# $Id: pgAuthSource.py,v 1.1 2004/11/10 14:15:36 akm Exp $
#
# This class only authenticates users, it stores no properties.
#
import string,Acquisition
from Globals import HTMLFile, MessageDialog, INSTANCE_HOME
from OFS.Folder import Folder
from Products.ZSQLMethods.SQL import SQL
from Products.exUserFolder.exUserFolder import exUserFolder
from Products.exUserFolder.Plugins import PluginRegister
try:
from crypt import crypt
except:
from Products.exUserFolder.fcrypt.fcrypt import crypt
# debug XXX
# def xLOG(msg):
# f = open('/tmp/debug.log','a')
# f.write(msg+'\n')
# f.close()
def manage_addpgAuthSource(self, REQUEST):
""" Add a Postgres Auth Source """
connection=REQUEST['pgauth_connection']
table=REQUEST['pgauth_table']
usernameColumn=REQUEST['pgauth_usernameColumn']
passwordColumn=REQUEST['pgauth_passwordColumn']
rolesColumn=REQUEST['pgauth_rolesColumn']
o = pgAuthSource(connection, table, usernameColumn, passwordColumn,
rolesColumn)
self._setObject('pgAuthSource', o, None, None, 0)
o=getattr(self,'pgAuthSource')
if hasattr(o, 'postInitialisation'):
o.postInitialisation(REQUEST)
self.currentAuthSource=o
return ''
manage_addpgAuthSourceForm=HTMLFile('manage_addpgAuthSourceForm', globals())
manage_editpgAuthSourceForm=HTMLFile('manage_editpgAuthSourceForm', globals())
class pgAuthSource(Folder):
""" Authenticate Users against a Postgres Database """
meta_type='Authentication Source'
title='Postgresql Authentication'
icon ='misc_/exUserFolder/exUserFolderPlugin.gif'
manage_tabs=Acquisition.Acquired
manage_editForm=manage_editpgAuthSourceForm
#
# You can define this to go off and do the authentication instead of
# using the basic one inside the User Object
#
remoteAuthMethod=None
def __init__(self, connection, table, usernameColumn, passwordColumn,
rolesColumn):
self.id='pgAuthSource'
self.connection=connection
self.table=table
self.usernameColumn=usernameColumn
self.passwordColumn=passwordColumn
self.rolesColumn=rolesColumn
self.addSQLQueries()
def manage_editAuthSource(self, REQUEST):
""" Edit a Postgres Auth Source """
self.connection=REQUEST['pgauth_connection']
self.table=REQUEST['pgauth_table']
self.usernameColumn=REQUEST['pgauth_usernameColumn']
self.passwordColumn=REQUEST['pgauth_passwordColumn']
self.rolesColumn=REQUEST['pgauth_rolesColumn']
self.delSQLQueries()
self.addSQLQueries() # Re-add queries with new parameters
def createUser(self, username, password, roles):
""" Add A Username """
if type(roles) != type([]):
if roles:
roles=list(roles)
else:
roles=[]
rolestring=''
for role in roles:
rolestring=rolestring+role+','
rolestring=rolestring[:-1]
secret=self.cryptPassword(username, password)
self.sqlInsertUser(username=username,
password=secret,
roles=rolestring)
self._v_lastUser={}
def updateUser(self, username, password, roles):
if type(roles) != type([]):
if roles:
roles=list(roles)
else:
roles=[]
rolestring=''
for role in roles:
print role
rolestring=rolestring+role+','
rolestring=rolestring[:-1]
# Don't change passwords if it's null
if password:
secret=self.cryptPassword(username, password)
self.sqlUpdateUserPassword(username=username,
password=secret)
self.sqlUpdateUser(username=username,
roles=rolestring)
self._v_lastUser={}
def delSQLQueries(self):
sqllist=self.objectIds('Z SQL Method')
self.manage_delObjects(ids=sqllist)
def addSQLQueries(self):
sqlListUsers=SQL(
'sqlListUsers',
'List All Users',
self.connection,
'table=%s'%(self.table),
_sqlListUsers)
self._setObject('sqlListUsers', sqlListUsers)
sqlListOneUser=SQL(
'sqlListOneUser',
'List ONE User',
self.connection,
'table=%s usernameColumn=%s username:string'%(
self.table, self.usernameColumn),
_sqlListOneUser)
self._setObject('sqlListOneUser', sqlListOneUser)
sqlDeleteOneUser=SQL(
'sqlDeleteOneUser',
'Delete One User',
self.connection,
'table=%s usernameColumn=%s username:string'%(
self.table,self.usernameColumn),
_sqlDeleteOneUser)
self._setObject('sqlDeleteOneUser', sqlDeleteOneUser)
sqlInsertUser=SQL(
'sqlInsertUser',
'Insert One User',
self.connection,
'table=%s usernameColumn=%s passwordColumn=%s rolesColumn=%s username:string password:string roles:string'%(
self.table, self.usernameColumn, self.passwordColumn, self.rolesColumn),
_sqlInsertUser)
self._setObject('sqlInsertUser', sqlInsertUser)
sqlUpdateUser=SQL(
'sqlUpdateUser',
'Update User',
self.connection,
'table=%s rolesColumn=%s username:string roles:string'%(self.table, self.rolesColumn),
_sqlUpdateUser)
self._setObject('sqlUpdateUser', sqlUpdateUser)
sqlUpdateUserPassword=SQL(
'sqlUpdateUserPassword',
'Update just the password',
self.connection,
'table=%s usernameColumn=%s passwordColumn=%s username:string password:string'%(self.table, self.usernameColumn, self.passwordColumn),
_sqlUpdateUserPassword)
self._setObject('sqlUpdateUserPassword', sqlUpdateUserPassword)
def cryptPassword_old(self, username, password):
salt =username[:2]
secret = crypt(password, salt)
return secret
def deleteUsers(self, userids):
for uid in userids:
self.sqlDeleteOneUser(username=uid)
self._v_lastUser={}
def listUserNames(self):
"""Returns a real list of user names """
users = []
result=self.sqlListUsers()
for n in result:
username=sqlattr(n,self.usernameColumn)
users.append(username)
return users
def listUsers(self):
"""Returns a list of user names or [] if no users exist"""
users = []
result=self.sqlListUsers()
for n in result:
roles=[]
username=sqlattr(n,self.usernameColumn)
if sqlattr(n, self.rolesColumn):
roles=string.split(sqlattr(n,self.rolesColumn),',')
password=sqlattr(n, self.passwordColumn)
N={'username':username, 'password':password, 'roles':roles}
users.append(N)
return users
def listOneUser(self,username):
#xLOG('pg.listOneUser(%s)' % username)
if getattr(self, '_v_lastUser', {}):
if self._v_lastUser['username']==username:
return self._v_lastUser['users']
#xLOG('pg.listOneUser continuing')
users = []
result=self.sqlListOneUser(username=username)
#xLOG('pg.listOneUser result=%s' % result)
for n in result:
roles=[]
username=sqlattr(n,self.usernameColumn)
password=sqlattr(n,self.passwordColumn)
if sqlattr(n, self.rolesColumn):
roles=string.split(sqlattr(n,self.rolesColumn),',') #Andreas
N={'username':username, 'password':password, 'roles':roles}
users.append(N)
self._v_lastUser={}
self._v_lastUser['username']=username
self._v_lastUser['users']=users
return users
def postInitialisation(self, REQUEST):
self._v_lastUser={}
pgAuthReg=PluginRegister('pgAuthSource', 'Postgresql Authentication Source',
pgAuthSource, manage_addpgAuthSourceForm,
manage_addpgAuthSource,
manage_editpgAuthSourceForm)
exUserFolder.authSources['pgAuthSource']=pgAuthReg
from string import upper, lower
import Missing
mt=type(Missing.Value)
def typeconv(val):
if type(val)==mt:
return ''
return val
def sqlattr(ob, attr):
name=attr
if hasattr(ob, attr):
return typeconv(getattr(ob, attr))
attr=upper(attr)
if hasattr(ob, attr):
return typeconv(getattr(ob, attr))
attr=lower(attr)
if hasattr(ob, attr):
return typeconv(getattr(ob, attr))
raise NameError, name
_sqlListUsers="""
SELECT * FROM <dtml-var table>
"""
_sqlListOneUser="""
SELECT * FROM <dtml-var table>
where <dtml-var usernameColumn>=<dtml-sqlvar username type=string>
"""
_sqlDeleteOneUser="""
DELETE FROM <dtml-var table>
where <dtml-var usernameColumn>=<dtml-sqlvar username type=string>
"""
_sqlInsertUser="""
INSERT INTO <dtml-var table> (<dtml-var usernameColumn>, <dtml-var passwordColumn>, <dtml-var rolesColumn>)
VALUES (<dtml-sqlvar username type=string>,
<dtml-sqlvar password type=string>,
<dtml-sqlvar roles type=string>)
"""
_sqlUpdateUserPassword="""
UPDATE <dtml-var table> set <dtml-var passwordColumn>=<dtml-sqlvar password type=string>
WHERE <dtml-var usernameColumn>=<dtml-sqlvar username type=string>
"""
_sqlUpdateUser="""
UPDATE <dtml-var table> set <dtml-var rolesColumn>=<dtml-sqlvar roles type=string>
WHERE <dtml-var usernameColumn>=<dtml-sqlvar username type=string>
"""