RegistrationTool.py

   1 # -*- coding: utf-8 -*-
   2 #######################################################################################
   3 #   Plinn - http://plinn.org                                                          #
   4 #   © 2005-2013  Benoît PIN <pin@cri.ensmp.fr>                                        #
   5 #                                                                                     #
   6 #   This program is free software; you can redistribute it and/or                     #
   7 #   modify it under the terms of the GNU General Public License                       #
   8 #   as published by the Free Software Foundation; either version 2                    #
   9 #   of the License, or (at your option) any later version.                            #
  10 #                                                                                     #
  11 #   This program is distributed in the hope that it will be useful,                   #
  12 #   but WITHOUT ANY WARRANTY; without even the implied warranty of                    #
  13 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                     #
  14 #   GNU General Public License for more details.                                      #
  15 #                                                                                     #
  16 #   You should have received a copy of the GNU General Public License                 #
  17 #   along with this program; if not, write to the Free Software                       #
  18 #   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.   #
  19 #######################################################################################
  20 """ Plinn registration tool: implements 3 modes to register members:
  21     anonymous, manager, reviewed.
  22
  23
  24
  25 """
  26
  27 from Globals import InitializeClass, PersistentMapping
  28 from Products.PageTemplates.PageTemplateFile import PageTemplateFile
  29 from Products.CMFDefault.RegistrationTool import RegistrationTool as BaseRegistrationTool
  30 from AccessControl import ClassSecurityInfo, ModuleSecurityInfo
  31 from AccessControl.Permission import Permission
  32 from BTrees.OOBTree import OOBTree
  33 from Products.CMFCore.permissions import ManagePortal, AddPortalMember
  34 from Products.CMFCore.exceptions import AccessControl_Unauthorized
  35 from Products.CMFCore.utils import getToolByName
  36 from Products.CMFCore.utils import getUtilityByInterfaceName
  37 from Products.GroupUserFolder.GroupsToolPermissions import ManageGroups
  38 from Products.Plinn.utils import Message as _
  39 from Products.Plinn.utils import translate
  40 from Products.Plinn.utils import encodeQuopriEmail
  41 from DateTime import DateTime
  42 from types import TupleType, ListType
  43 from uuid import uuid4
  44 from quopri import encodestring
  45
  46 security = ModuleSecurityInfo('Products.Plinn.RegistrationTool')
  47 MODE_ANONYMOUS = 'anonymous'
  48 security.declarePublic('MODE_ANONYMOUS')
  49
  50 MODE_MANAGER = 'manager'
  51 security.declarePublic('MODE_MANAGER')
  52
  53 MODE_REVIEWED = 'reviewed'
  54 security.declarePublic('MODE_REVIEWED')
  55
  56 MODES = [MODE_ANONYMOUS, MODE_MANAGER, MODE_REVIEWED]
  57 security.declarePublic('MODES')
  58
  59 DEFAULT_MEMBER_GROUP = 'members'
  60 security.declarePublic('DEFAULT_MEMBER_GROUP')
  61
  62
  63
  64 class RegistrationTool(BaseRegistrationTool) :
  65
  66     """ Create and modify users by making calls to portal_membership.
  67     """
  68
  69     meta_type = "Plinn Registration Tool"
  70
  71     manage_options = ({'label' : 'Registration mode', 'action' : 'manage_regmode'}, ) + \
  72                         BaseRegistrationTool.manage_options
  73
  74     security = ClassSecurityInfo()
  75
  76     security.declareProtected( ManagePortal, 'manage_regmode' )
  77     manage_regmode = PageTemplateFile('www/configureRegistrationTool', globals(),
  78                                         __name__='manage_regmode')
  79
  80     def __init__(self) :
  81         self._mode = MODE_ANONYMOUS
  82         self._chain = ''
  83         self._passwordResetRequests = OOBTree()
  84
  85     security.declareProtected(ManagePortal, 'configureTool')
  86     def configureTool(self, registration_mode, chain, REQUEST=None) :
  87         """ """
  88
  89         if registration_mode not in MODES :
  90             raise ValueError, "Unknown mode: " + registration_mode
  91         else :
  92             self._mode = registration_mode
  93             self._updatePortalRoleMappingForMode(registration_mode)
  94
  95         wtool = getToolByName(self, 'portal_workflow')
  96
  97         if registration_mode == MODE_REVIEWED :
  98             if not hasattr(wtool, '_chains_by_type') :
  99                 wtool._chains_by_type = PersistentMapping()
 100             wfids = []
 101             chain = chain.strip()
 102
 103             if chain == '(Default)' :
 104                 try : del wtool._chains_by_type['Member Data']
 105                 except KeyError : pass
 106                 self._chain = chain
 107             else :
 108                 for wfid in chain.replace(',', ' ').split(' ') :
 109                     if wfid :
 110                         if not wtool.getWorkflowById(wfid) :
 111                             raise ValueError, '"%s" is not a workflow ID.' % wfid
 112                         wfids.append(wfid)
 113
 114                 wtool._chains_by_type['Member Data'] = tuple(wfids)
 115                 self._chain = ', '.join(wfids)
 116         else :
 117             wtool._chains_by_type['Member Data'] = tuple()
 118
 119         if REQUEST :
 120             REQUEST.RESPONSE.redirect(self.absolute_url() + '/manage_regmode?manage_tabs_message=Saved changes.')
 121
 122     def _updatePortalRoleMappingForMode(self, mode) :
 123
 124         urlTool = getToolByName(self, 'portal_url')
 125         portal = urlTool.getPortalObject()
 126
 127         if mode in [MODE_ANONYMOUS, MODE_REVIEWED] :
 128             portal.manage_permission(AddPortalMember, roles = ['Anonymous', 'Manager'], acquire=1)
 129         elif mode == MODE_MANAGER :
 130             portal.manage_permission(AddPortalMember, roles = ['Manager', 'UserManager'], acquire=0)
 131
 132     security.declarePublic('getMode')
 133     def getMode(self) :
 134         # """ return current mode """
 135         return self._mode[:]
 136
 137     security.declarePublic('getWfId')
 138     def getWfChain(self) :
 139         # """ return current workflow id """
 140         return self._chain
 141
 142     security.declarePublic('roleMappingMismatch')
 143     def roleMappingMismatch(self) :
 144         # """ test if the role mapping is correct for the currrent mode """
 145
 146         mode = self._mode
 147         urlTool = getToolByName(self, 'portal_url')
 148         portal = urlTool.getPortalObject()
 149
 150         def rolesOfAddPortalMemberPerm() :
 151             p=Permission(AddPortalMember, [], portal)
 152             return p.getRoles()
 153
 154         if mode in [MODE_ANONYMOUS, MODE_REVIEWED] :
 155             if 'Anonymous' in rolesOfAddPortalMemberPerm() : return False
 156
 157         elif mode == MODE_MANAGER :
 158             roles = rolesOfAddPortalMemberPerm()
 159             if 'Manager' in roles or 'UserManager' in roles and len(roles) == 1 and type(roles) == TupleType :
 160                 return False
 161
 162         return True
 163
 164     security.declareProtected(AddPortalMember, 'addMember')
 165     def addMember(self, id, password, roles=(), groups=(DEFAULT_MEMBER_GROUP,), domains='', properties=None) :
 166         """ Idem CMFCore but without default role """
 167         BaseRegistrationTool.addMember(self, id, password, roles=roles,
 168                                        domains=domains, properties=properties)
 169
 170         if self.getMode() in [MODE_ANONYMOUS, MODE_MANAGER] :
 171             gtool = getToolByName(self, 'portal_groups')
 172             mtool = getToolByName(self, 'portal_membership')
 173             utool = getToolByName(self, 'portal_url')
 174             portal = utool.getPortalObject()
 175             isGrpManager = mtool.checkPermission(ManageGroups, portal) ## TODO : CMF2.1 compat
 176             aclu = self.aq_inner.acl_users
 177
 178             for gid in groups:
 179                 g = gtool.getGroupById(gid)
 180                 if not isGrpManager :
 181                     if gid != DEFAULT_MEMBER_GROUP:
 182                         raise AccessControl_Unauthorized, 'You are not allowed to join arbitrary group.'
 183
 184                 if g is None :
 185                     gtool.addGroup(gid)
 186                 aclu.changeUser(aclu.getGroupPrefix() +gid, roles=['Member', ])
 187                 g = gtool.getGroupById(gid)
 188                 g.addMember(id)
 189
 190
 191     def afterAdd(self, member, id, password, properties):
 192         """ notify member creation """
 193         member.notifyWorkflowCreated()
 194         member.indexObject()
 195
 196
 197     security.declarePublic('requestPasswordReset')
 198     def requestPasswordReset(self, userid):
 199         """ add uuid / (userid, expiration) pair and return uuid """
 200         self.clearExpiredPasswordResetRequests()
 201         mtool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IMembershipTool')
 202         member = mtool.getMemberById(userid)
 203         if member :
 204             uuid = str(uuid4())
 205             while self._passwordResetRequests.has_key(uuid) :
 206                 uuid = str(uuid4())
 207             self._passwordResetRequests[uuid] = (userid, DateTime() + 1)
 208             utool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IURLTool')
 209             ptool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IPropertiesTool')
 210             # fuck : mailhost récupéré avec getUtilityByInterfaceName n'est pas correctement
 211             # wrappé. Un « unrestrictedTraverse » ne marche pas.
 212             # mailhost = getUtilityByInterfaceName('Products.MailHost.interfaces.IMailHost')
 213             portal = utool.getPortalObject()
 214             mailhost = portal.MailHost
 215             sender = encodeQuopriEmail(ptool.getProperty('email_from_name'), ptool.getProperty('email_from_address'))
 216             to = encodeQuopriEmail(member.getMemberFullName(nameBefore=0), member.getProperty('email'))
 217             subject = translate(_('How to reset your password on the %s website')) % ptool.getProperty('title')
 218             subject = "=?utf-8?q?%s?=" % encodestring(subject)
 219             lines = []
 220             pr = lines.append
 221             pr('%s/password_reset_form/%s' % (utool(), uuid))
 222             body = '\n'.join(lines)
 223             message = self.echange_mail_template(From=sender,
 224                                                  To=to,
 225                                                  Subject=subject,
 226                                                  ContentType = 'text/plain',
 227                                                  charset = 'UTF-8',
 228                                                  body=body)
 229             mailhost.send(message)
 230             return
 231
 232         return _('Unknown user name. Please retry.')
 233
 234     security.declarePrivate('clearExpiredPasswordResetRequests')
 235     def clearExpiredPasswordResetRequests(self):
 236         now = DateTime()
 237         for uuid, record in self._passwordResetRequests.items() :
 238             userid, date = record
 239             if date < now :
 240                 del self._passwordResetRequests[uuid]
 241
 242
 243     security.declarePublic('resetPassword')
 244     def resetPassword(self, uuid, password, confirm) :
 245         record = self._passwordResetRequests.get(uuid)
 246         if not record :
 247             return _('Invalid reset password request.')
 248
 249         userid, expiration = record
 250         now = DateTime()
 251         if expiration < now :
 252             self.clearExpiredPasswordResetRequests()
 253             return _('Your reset password request has expired. You can ask a new one.')
 254
 255         msg = self.testPasswordValidity(password, confirm=confirm)
 256         if not msg : # None if everything ok. Err message otherwise.
 257             mtool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IMembershipTool')
 258             member = mtool.getMemberById(userid)
 259             if member :
 260                 member.setSecurityProfile(password=password)
 261                 del self._passwordResetRequests[uuid]
 262                 return _('Password successfully resetted.')
 263             else :
 264                 return _('"%s" username not found.') % userid
 265
 266
 267 InitializeClass(RegistrationTool)