##############################################################################
#
# Copyright (c) 2006 Nexedi SARL and Contributors. All Rights Reserved.
#                    Ivan Tyagov <ivan@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
##############################################################################

from AccessControl import ClassSecurityInfo
from Globals import InitializeClass, DTMLFile
from Products.ERP5Type.Tool.BaseTool import BaseTool
from Products.ERP5Type import Permissions
from AccessControl.SecurityManagement import setSecurityManager
from Products.ERP5Wizard import _dtmldir
from Products.ERP5Wizard.Tool.WizardTool import _setSuperSecurityManager
from Products.ERP5Type.Cache import CachingMethod


class IntrospectionTool(BaseTool):
  """
  This tool provides both local and remote introspection.
  """

  id = 'portal_introspections'
  title = 'Introspection Tool'
  meta_type = 'ERP5 Introspection Tool'
  portal_type = 'Introspection Tool'
  allowed_content_types = ('Anonymized Introspection Report', 'User Introspection Report',)

  security = ClassSecurityInfo()

  security.declareProtected(Permissions.ManagePortal, 'manage_overview')
  manage_overview = DTMLFile('explainIntrospectionTool', _dtmldir )

  security.declareProtected('getERP5MenuItemList', Permissions.View)
  def getERP5MenuItemList(self, kw):
    """
      Returns menu items for a given user
    """
    portal = self.getPortalObject()
    erp5_user_name = kw.pop('erp5_user_name', None)
    is_portal_manager = portal.portal_membership.checkPermission(Permissions.ManagePortal, \
                                                                 portal)
    downgrade_authenticated_user = erp5_user_name is not None and is_portal_manager
    if downgrade_authenticated_user:
      # downgrade to desired user
      original_security_manager = _setSuperSecurityManager(self, erp5_user_name)

    # call the method implementing it
    erp5_menu_item_list = self._getTypeBasedMethod('getERP5MenuItemList',
                     fallback_script_id='ERP5Site_getERP5MenuItemList')(**kw)

    if downgrade_authenticated_user:
      # restore original Security Manager
      setSecurityManager(original_security_manager)

    return erp5_menu_item_list

InitializeClass(IntrospectionTool)
