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# -*- coding: utf-8 -*- |
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# |
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# This file is part of SENAITE.CORE. |
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# |
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# SENAITE.CORE is free software: you can redistribute it and/or modify it under |
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# the terms of the GNU General Public License as published by the Free Software |
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# Foundation, version 2. |
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# |
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# This program is distributed in the hope that it will be useful, but WITHOUT |
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more |
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# details. |
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# |
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# You should have received a copy of the GNU General Public License along with |
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# this program; if not, write to the Free Software Foundation, Inc., 51 |
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# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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# |
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# Copyright 2018-2020 by it's authors. |
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# Some rights reserved, see README and LICENSE. |
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from Products.CMFCore.permissions import View |
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from Products.Five.browser.pagetemplatefile import ViewPageTemplateFile |
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from plone.app.layout.viewlets.common import PathBarViewlet as Base |
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from bika.lims import api |
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from bika.lims import senaiteMessageFactory as _ |
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from bika.lims.api.security import check_permission |
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from bika.lims.interfaces import IClient |
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class PathBarViewlet(Base): |
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index = ViewPageTemplateFile( |
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"templates/plone.app.layout.viewlets.path_bar.pt") |
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def update(self): |
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super(PathBarViewlet, self).update() |
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# Hide breadcrumbs for which current user does not have "View" perm |
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self.breadcrumbs = self.get_breadcrumbs() |
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def get_breadcrumbs(self): |
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"""Generates the breadcrumbs. Items for which current user does not |
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have the View permission granted are omitted |
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""" |
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hierarchy = [] |
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current = self.context |
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while not api.is_portal(current): |
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if api.is_object(current): |
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if check_permission(View, current): |
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hierarchy.append(current) |
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else: |
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# Some objects (e.g. portal_registry) are not supported |
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hierarchy.append(current) |
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current = current.aq_parent |
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hierarchy = sorted(hierarchy, reverse=True) |
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return map(self.to_breadcrumb, hierarchy) |
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def to_breadcrumb(self, obj): |
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"""Converts the object to a breadcrumb for the template consumption |
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""" |
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return {"Title": self.get_obj_title(obj), |
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"absolute_url": self.get_obj_url(obj)} |
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def get_obj_title(self, obj): |
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"""Returns the title of the object to be displayed as breadcrumb |
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""" |
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if not api.is_object(obj): |
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# Some objects (e.g. portal_registry) are not supported |
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return obj.Title() |
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title = api.get_title(obj) |
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if IClient.providedBy(obj.aq_parent): |
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# Objects from inside Client folder are always stored directly, w/o |
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# subfolders, making it difficult for user to know if what is |
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# looking at is a Sample, a Batch or a Contact. Append the name of |
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# the portal type |
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pt_title = self.get_portal_type_title(obj) |
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if pt_title: |
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title = "{} ({})".format(title, _(pt_title)) |
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return title |
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def get_obj_url(self, obj): |
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"""Returns the absolute url of the object passed-in |
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""" |
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if not api.is_object(obj): |
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# Some objects (e.g. portal_registry) are not supported |
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return obj.absolute_url() |
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return api.get_url(obj) |
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def get_portal_type_title(self, obj): |
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"""Returns the title of the portal type of the obj passed-in |
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""" |
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portal = api.get_portal() |
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portal_type = api.get_portal_type(obj) |
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portal_type = portal.portal_types.getTypeInfo(portal_type) |
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if portal_type: |
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return portal_type.title |
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return None |
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senaite /
senaite.core
