1 #

     2 # Copyright (c) 2008-2015 Thierry Florac <tflorac AT ulthar.net>

     3 # All Rights Reserved.

     4 #

     5 # This software is subject to the provisions of the Zope Public License,

     6 # Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.

     7 # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED

     8 # WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

     9 # WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS

    10 # FOR A PARTICULAR PURPOSE.

    11 #

    12 

    13 __docformat__ = 'restructuredtext'

    14 

    15 

    16 # import standard library

    17 

    18 # import interfaces

    19 from pyams_skin.interfaces.extension import IUserReportInfo, ACTIVATED_ON_FRONT, ACTIVATED_ON_BACK

    20 from pyams_skin.interfaces.viewlet import IJSExtensionsViewletManager

    21 from pyams_skin.layer import IPyAMSLayer

    22 try:

    23     from pyams_zmi.layer import IAdminLayer

    24 except ImportError:

    25     IAdminLayer = None

    26 

    27 # import packages

    28 from pyams_template.template import template_config

    29 from pyams_viewlet.viewlet import viewlet_config, Viewlet

    30 

    31 

    32 @viewlet_config(name='user-report', manager=IJSExtensionsViewletManager)

    33 @template_config(template='templates/user_report.pt', layer=IPyAMSLayer)

    34 class UserReportViewlet(Viewlet):

    35     """Google Analytics viewlet"""

    36 

    37     def __new__(cls, context, request, view, manager):

    38         info = IUserReportInfo(request.root)

    39         if not info.enabled:

    40             return None

    41         if IAdminLayer is None:

    42             if info.activation_mode == ACTIVATED_ON_BACK:

    43                 return None

    44         else:

    45             if ((info.activation_mode == ACTIVATED_ON_FRONT) and IAdminLayer.providedBy(request)) or \

    46                ((info.activation_mode == ACTIVATED_ON_BACK) and not IAdminLayer.providedBy(request)):

    47                 return None

    48         return Viewlet.__new__(cls)

    49 

    50     @property

    51     def config(self):

    52         return IUserReportInfo(self.request.root)