#
#  Copyright (c) 2012 Helmut Merz helmutm@cy55.de
#
#  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
#

"""
View class(es) for integrating external objects.
"""

from zope import interface, component
from zope.app.pagetemplate import ViewPageTemplateFile
from zope.cachedescriptors.property import Lazy

from cybertools.typology.interfaces import IType
from loops.browser.concept import ConceptView
from loops.common import adapted


class ExternalCollectionView(ConceptView):

    macro_template = ViewPageTemplateFile('collection_macros.pt')

    @property
    def macro(self):
        return self.macro_template.macros['render_collection']

    def update(self):
        if 'update' in self.request.form:
            cta = adapted(self.context)
            cta.request = self.request
            cta.update()
            if cta.updateMessage is not None:
                self.request.form['message'] = cta.updateMessage
            if 'no_show_page' in self.request.form:
                return False
        return True

