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#!/usr/bin/python
#
# Copyright (C) 2013 Simo Sorce <simo@redhat.com>
#
# see file 'COPYING' for use and warranty information
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
from ipsilon.util.log import Log
from ipsilon.util.user import UserSession
from urllib import unquote
import cherrypy
def admin_protect(fn):
def check(*args, **kwargs):
if UserSession().get_user().is_admin:
return fn(*args, **kwargs)
raise cherrypy.HTTPError(403)
return check
def auth_protect(fn):
def check(self, *args, **kwargs):
if UserSession().get_user().is_anonymous:
raise cherrypy.HTTPRedirect(self.basepath)
else:
return fn(self, *args, **kwargs)
return check
class Page(Log):
def __init__(self, site, form=False):
if 'template_env' not in site:
raise ValueError('Missing template environment')
self._site = site
self.basepath = cherrypy.config.get('base.mount', "")
self.user = None
self._is_form_page = form
def _compare_urls(self, url1, url2):
u1 = unquote(url1)
u2 = unquote(url2)
if u1 == u2:
return True
return False
def __call__(self, *args, **kwargs):
# pylint: disable=star-args
self.user = UserSession().get_user()
if len(args) > 0:
op = getattr(self, args[0], None)
if callable(op) and getattr(op, 'public_function', None):
return op(*args[1:], **kwargs)
else:
if self._is_form_page:
self._debug("method: %s" % cherrypy.request.method)
op = getattr(self, cherrypy.request.method, None)
if callable(op):
# Basic CSRF protection
if cherrypy.request.method != 'GET':
url = cherrypy.url(relative=False)
if 'referer' not in cherrypy.request.headers:
self._debug("Missing referer in %s request to %s"
% (cherrypy.request.method, url))
raise cherrypy.HTTPError(403)
referer = cherrypy.request.headers['referer']
if not self._compare_urls(referer, url):
self._debug("Wrong referer %s in request to %s"
% (referer, url))
raise cherrypy.HTTPError(403)
return op(*args, **kwargs)
else:
op = getattr(self, 'root', None)
if callable(op):
return op(*args, **kwargs)
return self.default(*args, **kwargs)
def _template_model(self):
model = dict()
model['basepath'] = self.basepath
model['title'] = 'IPSILON'
model['user'] = self.user
return model
def _template(self, *args, **kwargs):
# pylint: disable=star-args
t = self._site['template_env'].get_template(args[0])
m = self._template_model()
m.update(kwargs)
return t.render(**m)
def default(self, *args, **kwargs):
raise cherrypy.NotFound()
def add_subtree(self, name, page):
self.__dict__[name] = page
def del_subtree(self, name):
del self.__dict__[name]
exposed = True
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