1 #

     2 # Copyright (c) 2008-2018 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_content.component.association.interfaces import ASSOCIATION_CONTAINER_KEY

    20 from pyams_content.component.illustration.interfaces import IBasicIllustrationTarget

    21 from pyams_content.features.menu.interfaces import IMenusContainer, IMenusContainerTarget

    22 from pyams_content.features.menu.portlet.navigation.interfaces.double import IDoubleNavigationPortletSettings, \

    23     IDoubleNavigationMenu, IDoubleNavigationMenusContainer

    24 from pyams_utils.interfaces import VIEW_PERMISSION

    25 from zope.lifecycleevent.interfaces import IObjectAddedEvent

    26 

    27 # import packages

    28 from pyams_content.features.menu import MenusContainer

    29 from pyams_portal.portlet import PortletSettings, portlet_config, Portlet

    30 from pyams_utils.adapter import get_annotation_adapter, adapter_config

    31 from pyramid.events import subscriber

    32 from zope.interface import implementer, alsoProvides

    33 from zope.schema.fieldproperty import FieldProperty

    34 

    35 from pyams_content import _

    36 

    37 

    38 DOUBLE_NAVIGATION_PORTLET_NAME = 'pyams_content.portlet.navigation.double'

    39 DOUBLE_NAVIGATION_LINKS_KEY = '{0}::menus'.format(ASSOCIATION_CONTAINER_KEY)

    40 

    41 

    42 @implementer(IDoubleNavigationPortletSettings, IMenusContainerTarget)

    43 class DoubleNavigationPortletSettings(PortletSettings):

    44     """Double navigation portlet settings"""

    45 

    46     title = FieldProperty(IDoubleNavigationPortletSettings['title'])

    47     subtitle = FieldProperty(IDoubleNavigationPortletSettings['subtitle'])

    48 

    49     @property

    50     def menus(self):

    51         return get_annotation_adapter(self, DOUBLE_NAVIGATION_LINKS_KEY, MenusContainer,

    52                                       markers=IDoubleNavigationMenusContainer, name='++ass++menus')

    53 

    54 

    55 @adapter_config(name='menus', context=IDoubleNavigationPortletSettings, provides=IMenusContainer)

    56 def simple_navigation_links_adapter(context):

    57     """Double navigation menus factory"""

    58     return context.menus

    59 

    60 

    61 @portlet_config(permission=VIEW_PERMISSION)

    62 class DoubleNavigationPortlet(Portlet):

    63     """Double navigation portlet"""

    64 

    65     name = DOUBLE_NAVIGATION_PORTLET_NAME

    66     label = _("Double navigation")

    67 

    68     settings_class = DoubleNavigationPortletSettings

    69 

    70 

    71 @subscriber(IObjectAddedEvent, parent_selector=IDoubleNavigationMenusContainer)

    72 def handle_added_navigation_menu(event):

    73     """Add marker interface to added menus container"""

    74     alsoProvides(event.object, IDoubleNavigationMenu, IBasicIllustrationTarget)

    75 

    76 

    77 @subscriber(IObjectAddedEvent, parent_selector=IDoubleNavigationMenu)

    78 def handle_added_navigation_menu_link(event):

    79     """Add marker interface to added menu link"""

    80     alsoProvides(event.object, IBasicIllustrationTarget)