misago.core.page.Page, which contains list of all sections belonging to it. Those instances are misago.users.sites.usercp, misago.users.sites.users_list and misago.users.sites.user_profile.misago.core.page.Page instances expose following API:add_section(link, after=None, before=None, visible_if=None, get_metadata=None, **kwargs)after and before arguments should be value of other page link. visible_if argument accepts callable that will be called with args passed to get_pages function on page render to resolve if link to page should be displayed. get_metadata can be callable returning additional computed metadata for this page. All other values passed to function call get preserved in order to make it easy for 3rd party developers to reuse mechanic for their apps.visible_if and get_metadata functions are called with arguments that were passed to get_sections method.get_sections(request, *args)add_section with additional is_active argument that controls if selected page is displayed one and metadata dict if one is defined.get_default_link()USERCP_URL - Default link to user control panel site.USERS_LIST_URL - Default link to users lists site.USER_PROFILE_URL - Default link to user profile site.