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Sourcecode: zope-cmf1.4 version File versions

RegistrationTool.py

##############################################################################
#
# Copyright (c) 2001 Zope Corporation and Contributors. All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.0 (ZPL).  A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE
#
##############################################################################
""" CMFDefault portal_registration tool.

$Id: RegistrationTool.py,v 1.19.10.5 2004/06/01 17:18:00 tseaver Exp $
"""
import re

from Globals import InitializeClass, DTMLFile
from AccessControl import ClassSecurityInfo

from Products.CMFCore.utils import _checkPermission
from Products.CMFCore.utils import getToolByName
from Products.CMFCore.ActionInformation import ActionInformation
from Products.CMFCore.Expression import Expression
from Products.CMFCore.ActionProviderBase import ActionProviderBase
from Products.CMFCore.RegistrationTool import RegistrationTool as BaseTool
from Products.CMFCore.CMFCorePermissions import AddPortalMember
from Products.CMFCore.CMFCorePermissions import ManagePortal

from utils import _dtmldir

00033 class RegistrationTool(BaseTool):
    """ Manage through-the-web signup policies.
    """

    __implements__ = BaseTool.__implements__

    meta_type = 'Default Registration Tool'
    _actions = ( ActionInformation( id='join'
                                  , title='Join'
                                  , description='Click here to Join'
                                  , action=Expression(
                                     text='string:${portal_url}/join_form')
                                  , permissions=(AddPortalMember,)
                                  , category='user'
                                  , condition=Expression(text='not: member')
                                  , visible=1
                                  )
               ,
               )

    security = ClassSecurityInfo()

    #
    #   ZMI methods
    #
    security.declareProtected( ManagePortal, 'manage_overview' )

    manage_options = ( ActionProviderBase.manage_options
                     + ( { 'label' : 'Overview'
                         , 'action' : 'manage_overview'
                         }
                       ,
                       )
                     )
    manage_overview = DTMLFile( 'explainRegistrationTool', _dtmldir )

    #
    #   'portal_registration' interface
    #
    security.declarePublic( 'testPasswordValidity' )
00073     def testPasswordValidity(self, password, confirm=None):

        """ Verify that the password satisfies the portal's requirements.

        o If the password is valid, return None.
        o If not, return a string explaining why.
        """
        if len(password) < 5 and not _checkPermission('Manage portal', self):
            return 'Your password must contain at least 5 characters.'

        if confirm is not None and confirm != password:
            return ( 'Your password and confirmation did not match. '
                   + 'Please try again.' )

        return None

    security.declarePublic( 'testPropertiesValidity' )
00090     def testPropertiesValidity(self, props, member=None):

        """ Verify that the properties supplied satisfy portal's requirements.

        o If the properties are valid, return None.
        o If not, return a string explaining why.
        """
        if member is None: # New member.

            username = props.get('username', '')
            if not username:
                return 'You must enter a valid name.'

            if not self.isMemberIdAllowed(username):
                return ('The login name you selected is already '
                        'in use or is not valid. Please choose another.')

            email = props.get('email')
            if email is None:
                return 'You must enter an email address.'

            ok, message =  _checkEmail( email )
            if not ok:
                return 'You must enter a valid email address.'

        else: # Existing member.
            email = props.get('email')

            if email is not None:

                ok, message =  _checkEmail( email )
                if not ok:
                    return 'You must enter a valid email address.'

            # Not allowed to clear an existing non-empty email.
            existing = member.getProperty('email')
            
            if existing and email == '':
                return 'You must enter a valid email address.'

        return None

    security.declarePublic( 'mailPassword' )
00133     def mailPassword(self, forgotten_userid, REQUEST):

        """ Email a forgotten password to a member.

        o Raise an exception if user ID is not found.
        """
        membership = getToolByName(self, 'portal_membership')
        member = membership.getMemberById(forgotten_userid)

        if member is None:
            raise 'NotFound', 'The username you entered could not be found.'

        # assert that we can actually get an email address, otherwise
        # the template will be made with a blank To:, this is bad
        if not member.getProperty('email'):
            raise 'ValueError', 'That user does not have an email address.'

        check, msg = _checkEmail(member.getProperty('email'))
        if not check:
            raise 'ValueError', msg

        # Rather than have the template try to use the mailhost, we will
        # render the message ourselves and send it from here (where we
        # don't need to worry about 'UseMailHost' permissions).
        mail_text = self.mail_password_template( self
                                               , REQUEST
                                               , member=member
                                               , password=member.getPassword()
                                               )

        host = self.MailHost
        host.send( mail_text )

        return self.mail_password_response( self, REQUEST )

    security.declarePublic( 'registeredNotify' )
00169     def registeredNotify( self, new_member_id ):

        """ Handle mailing the registration / welcome message.
        """
        membership = getToolByName( self, 'portal_membership' )
        member = membership.getMemberById( new_member_id )

        if member is None:
            raise 'NotFound', 'The username you entered could not be found.'

        password = member.getPassword()
        email = member.getProperty( 'email' )

        if email is None:
            raise ValueError( 'Member %s has no e-mail address!'
                            % new_member_id )

        check, msg = _checkEmail(email)
        if not check:
            raise 'ValueError', msg

        # Rather than have the template try to use the mailhost, we will
        # render the message ourselves and send it from here (where we
        # don't need to worry about 'UseMailHost' permissions).
        mail_text = self.registered_notify_template( self
                                                   , self.REQUEST
                                                   , member=member
                                                   , password=password
                                                   , email=email
                                                   )

        host = self.MailHost
        host.send( mail_text )

        return self.mail_password_response( self, self.REQUEST )

    security.declareProtected(ManagePortal, 'editMember')
00206     def editMember( self
                  , member_id
                  , properties=None
                  , password=None
                  , roles=None
                  , domains=None
                  ):
        """ Edit a user's properties and security settings

        o Checks should be done before this method is called using
          testPropertiesValidity and testPasswordValidity
        """

        mtool = getToolByName(self, 'portal_membership')
        member = mtool.getMemberById(member_id)
        member.setMemberProperties(properties)
        member.setSecurityProfile(password,roles,domains)

        return member

InitializeClass(RegistrationTool)

# See URL: http://www.zopelabs.com/cookbook/1033402597

# Python 2.1 compatibility
try:
    True
except NameError:
    True = 1
    False = 0


_TESTS = ( ( re.compile("^[0-9a-zA-Z\.\-\_]+\@[0-9a-zA-Z\.\-]+$")
           , True
           , "Failed a"
           )
         , ( re.compile("^[^0-9a-zA-Z]|[^0-9a-zA-Z]$")
           , False
           , "Failed b"
           )
         , ( re.compile("([0-9a-zA-Z]{1})\@.")
           , True
           , "Failed c"
           )
         , ( re.compile(".\@([0-9a-zA-Z]{1})")
           , True
           , "Failed d"
           )
         , ( re.compile(".\.\-.|.\-\..|.\.\..|.\-\-.")
           , False
           , "Failed e"
           )
         , ( re.compile(".\.\_.|.\-\_.|.\_\..|.\_\-.|.\_\_.")
           , False
           , "Failed f"
           )
         , ( re.compile(".\.([a-zA-Z]{2,3})$|.\.([a-zA-Z]{2,4})$")
           , True
           , "Failed g"
           )
         )

def _checkEmail( address ):
    for pattern, expected, message in _TESTS:
        matched = pattern.search( address ) is not None
        if matched != expected:
            return False, message
    return True, ''

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