source: main/waeup.sirp/trunk/src/waeup/sirp/browser/exceptions.py @ 6192

##
## exceptions.py
## Login : <uli@pu.smp.net>
## Started on  Sun May 22 18:28:46 2011 Uli Fouquet
## $Id$
## 
## Copyright (C) 2011 Uli Fouquet
## 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
##
import grok
from megrok.layout import Page
from zope.interface.common.interfaces import IException
from zope.publisher.interfaces import INotFound
from zope.security.interfaces import IUnauthorized
from waeup.sirp.browser.layout import SiteLayout, WAeUPPage
from waeup.sirp.interfaces import IWAeUPObject

grok.templatedir('templates')

class ExceptionLayout(SiteLayout):
    """ The general site layout.
    """
    grok.context(IException)
    grok.template('sitelayout')


#class ExceptionPage(WAeUPPage):
#    grok.context(IException)
#    grok.name('index.html')
#    grok.template('exception')
#
#    title = u'System Error'
#    pnav = 0
#
#    def update(self):
#        # XXX: That's merely bullshit. We cannot trust to have anything
#        # ready/setup if some arbitrary exception happens. Maybe we're
#        # better off with views instead pages here?
#        self.message = self.context.message
#        self.args = self.context.args
#        self.error_context = self.context
#        if not IWAeUPObject.providedBy(self.context):
#            self.context = self.context = getattr(
#                self.context, '__parent__', self.context)
#            self.context = self.context.context
#        return


class UnauthorizedPage(WAeUPPage):
    grok.context(IUnauthorized)
    grok.name('index.html')
    grok.template('unauthorized')

    title = u'Unauthorized'

    def update(self):
        self.error_context = self.context
        forbidden_view = self.context.args[0]
        self.context = forbidden_view.context
        pass

class NotFoundPage(WAeUPPage):
    grok.context(INotFound)
    grok.name('index.html')
    grok.template('notfound')

    title = u'404: File Not Found'

    def update(self):
        try:
            self.context = self.context.getObject()
        except:
            pass
        self.response.setStatus(404)
        return