utils.py

   1 # -*- coding: utf-8 -*-
   2 ############################################################
   3 # Copyright © 2008  Benoît PIN <benoit.pin@ensmp.fr>       #
   4 # Plinn - http://plinn.org                                 #
   5 #                                                          #
   6 # This program is free software; you can redistribute it   #
   7 # and/or modify it under the terms of the Creative Commons #
   8 # "Attribution-Noncommercial 2.0 Generic"                  #
   9 # http://creativecommons.org/licenses/by-nc/2.0/           #
  10 ############################################################
  11 """
  12 Global utilities
  13
  14
  15
  16 """
  17
  18 from AccessControl import ModuleSecurityInfo
  19 from zope.i18n import translate as i18ntranslate
  20 from zope.i18nmessageid import MessageFactory
  21 from zope.globalrequest import getRequest
  22 from Products.CMFCore.utils import getUtilityByInterfaceName
  23 from Products.Plinn.utils import _sudo
  24 import transaction
  25
  26
  27 security = ModuleSecurityInfo('Products.photoprint.utils')
  28
  29 security.declarePublic('translate')
  30 def translate(msgid, mapping=None, default=None) :
  31     """ traduction dans le domaine photoprint """
  32     return i18ntranslate(msgid, domain='photoprint', mapping=mapping, context=getRequest(), default=default)
  33
  34 security.declarePublic('Message')
  35 Message = _ = MessageFactory('photoprint')
  36
  37 security.declarePublic('grantAccess')
  38 def grantAccess(collectionId, password, confirm, memberId) :
  39     utool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IURLTool')
  40     mtool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IMembershipTool')
  41     portal = utool.getPortalObject()
  42
  43     data = portal.private_collections.data
  44     lines = filter(None, [l.strip() for l in data.split('\n')])
  45     assert len(lines) % 3 == 0
  46     collecInfos = {}
  47     for i in xrange(0, len(lines), 3) :
  48         collecInfos[lines[i]] = {'pw' : lines[i+1],
  49                                  'path' : lines[i+2]}
  50
  51     if not collecInfos.has_key(collectionId) :
  52         transaction.abort()
  53         return _('Wrong private collection identifier.')
  54     elif password != confirm :
  55         transaction.abort()
  56         return _("Collection's password does not match confirmation.")
  57     else :
  58         if collecInfos[collectionId]['pw'] != password :
  59             transaction.abort()
  60             return _("Wrong collection's password.")
  61         else :
  62             collec = portal.unrestrictedTraverse(collecInfos[collectionId]['path'])
  63             def do() :
  64                 mtool.setLocalRoles(collec, [memberId], 'Reader')
  65
  66             _sudo(do)