web/application.py
author Pierre-Yves David <pierre-yves.david@logilab.fr>
Fri, 14 Jun 2013 13:43:29 +0200
changeset 9019 e08f9c55dab5
parent 9018 9deb024a96c0
child 9030 c1d5e8ca15ea
permissions -rw-r--r--
[application] call req.set_session in application.main_handle_request The Session handling chain is no more responsible for calling req.set_session. It just returns a valid session and lets the caller link it to the Request. This opens the way to explicitly creating and closing a connection/transaction in ``application.main_handle_request``. Related to #2503918
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# copyright 2003-2012 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
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#
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# This file is part of CubicWeb.
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#
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# CubicWeb is free software: you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation, either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# CubicWeb 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 Lesser 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 Lesser General Public License along
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# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
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"""CubicWeb web client application object"""
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__docformat__ = "restructuredtext en"
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import sys
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from time import clock, time
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from contextlib import contextmanager
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from warnings import warn
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import httplib
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from logilab.common.deprecation import deprecated
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from rql import BadRQLQuery
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from cubicweb import set_log_methods, cwvreg
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from cubicweb import (
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    ValidationError, Unauthorized, Forbidden,
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    AuthenticationError, NoSelectableObject,
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    BadConnectionId, CW_EVENT_MANAGER)
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from cubicweb.dbapi import DBAPISession, anonymous_session
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from cubicweb.web import LOGGER, component
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from cubicweb.web import (
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    StatusResponse, DirectResponse, Redirect, NotFound, LogOut,
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    RemoteCallFailed, InvalidSession, RequestError)
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from cubicweb.web.request import CubicWebRequestBase
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# make session manager available through a global variable so the debug view can
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# print information about web session
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SESSION_MANAGER = None
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@contextmanager
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def anonymized_request(req):
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    orig_session = req.session
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    req.set_session(anonymous_session(req.vreg))
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    try:
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        yield req
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    finally:
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        req.set_session(orig_session)
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class AbstractSessionManager(component.Component):
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    """manage session data associated to a session identifier"""
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    __regid__ = 'sessionmanager'
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    def __init__(self, vreg):
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        self.session_time = vreg.config['http-session-time'] or None
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        self.authmanager = vreg['components'].select('authmanager', vreg=vreg)
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        interval = (self.session_time or 0) / 2.
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        if vreg.config.anonymous_user() is not None:
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            self.cleanup_anon_session_time = vreg.config['cleanup-anonymous-session-time'] or 5 * 60
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            assert self.cleanup_anon_session_time > 0
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            if self.session_time is not None:
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                self.cleanup_anon_session_time = min(self.session_time,
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                                                     self.cleanup_anon_session_time)
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            interval = self.cleanup_anon_session_time / 2.
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        # we don't want to check session more than once every 5 minutes
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        self.clean_sessions_interval = max(5 * 60, interval)
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    def clean_sessions(self):
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        """cleanup sessions which has not been unused since a given amount of
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        time. Return the number of sessions which have been closed.
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        """
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        self.debug('cleaning http sessions')
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        session_time = self.session_time
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        closed, total = 0, 0
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        for session in self.current_sessions():
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            total += 1
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            try:
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                last_usage_time = session.cnx.check()
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            except AttributeError:
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                last_usage_time = session.mtime
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            except BadConnectionId:
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                self.close_session(session)
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                closed += 1
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            else:
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                no_use_time = (time() - last_usage_time)
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                if session.anonymous_session:
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                    if no_use_time >= self.cleanup_anon_session_time:
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                        self.close_session(session)
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                        closed += 1
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                elif session_time is not None and no_use_time >= session_time:
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                    self.close_session(session)
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                    closed += 1
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        return closed, total - closed
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    def current_sessions(self):
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        """return currently open sessions"""
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        raise NotImplementedError()
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    def get_session(self, req, sessionid):
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        """return existing session for the given session identifier"""
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        raise NotImplementedError()
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    def open_session(self, req):
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        """open and return a new session for the given request.
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        raise :exc:`cubicweb.AuthenticationError` if authentication failed
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        (no authentication info found or wrong user/password)
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        """
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        raise NotImplementedError()
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0
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    def close_session(self, session):
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        """close session on logout or on invalid session detected (expired out,
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        corrupted...)
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        """
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        raise NotImplementedError()
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class AbstractAuthenticationManager(component.Component):
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    """authenticate user associated to a request and check session validity"""
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    __regid__ = 'authmanager'
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    def __init__(self, vreg):
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        self.vreg = vreg
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    def validate_session(self, req, session):
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        """check session validity, reconnecting it to the repository if the
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        associated connection expired in the repository side (hence the
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        necessity for this method).
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        raise :exc:`InvalidSession` if session is corrupted for a reason or
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        another and should be closed
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        """
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        raise NotImplementedError()
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    def authenticate(self, req):
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        """authenticate user using connection information found in the request,
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        and return corresponding a :class:`~cubicweb.dbapi.Connection` instance,
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        as well as login and authentication information dictionary used to open
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        the connection.
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        raise :exc:`cubicweb.AuthenticationError` if authentication failed
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        (no authentication info found or wrong user/password)
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        """
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        raise NotImplementedError()
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class CookieSessionHandler(object):
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    """a session handler using a cookie to store the session identifier"""
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    def __init__(self, appli):
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        self.vreg = appli.vreg
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        self.session_manager = self.vreg['components'].select('sessionmanager',
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                                                              vreg=self.vreg)
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        global SESSION_MANAGER
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        SESSION_MANAGER = self.session_manager
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        if self.vreg.config.mode != 'test':
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            # don't try to reset session manager during test, this leads to
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            # weird failures when running multiple tests
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            CW_EVENT_MANAGER.bind('after-registry-reload',
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                                  self.reset_session_manager)
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    def reset_session_manager(self):
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        data = self.session_manager.dump_data()
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        self.session_manager = self.vreg['components'].select('sessionmanager',
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                                                              vreg=self.vreg)
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        self.session_manager.restore_data(data)
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        global SESSION_MANAGER
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        SESSION_MANAGER = self.session_manager
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    @property
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    def clean_sessions_interval(self):
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        return self.session_manager.clean_sessions_interval
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    def clean_sessions(self):
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        """cleanup sessions which has not been unused since a given amount of
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        time
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        """
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        self.session_manager.clean_sessions()
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    def session_cookie(self, req):
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        """return a string giving the name of the cookie used to store the
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        session identifier.
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        """
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        if req.https:
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            return '__%s_https_session' % self.vreg.config.appid
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        return '__%s_session' % self.vreg.config.appid
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    def get_session(self, req):
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        """Return a session object corresponding to credentials held by the req
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        Session id is searched from :
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        - # form variable
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        - cookie
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        If no session id is found, try opening a new session with credentials
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        found in the request.
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        Raises AuthenticationError if no session can be found or created.
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        """
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        cookie = req.get_cookie()
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        sessioncookie = self.session_cookie(req)
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        try:
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b62ebf1d9388 [web session] fix '#1375582: sometime have to relogin since secure session cookie are used' by having different session cookie for http/https version. Also add application name to avoid potential pb when developping differents appls on the same port.
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parents: 6582
diff changeset
   213
            sessionid = str(cookie[sessioncookie].value)
9019
e08f9c55dab5 [application] call req.set_session in application.main_handle_request
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parents: 9018
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            session = self.get_session_by_id(req, sessionid)
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parents: 8997
diff changeset
   215
        except (KeyError, InvalidSession): # no valid session cookie
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e08f9c55dab5 [application] call req.set_session in application.main_handle_request
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parents: 9018
diff changeset
   216
            session = self.open_session(req)
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parents: 9018
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   217
        return session
0
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   219
    def get_session_by_id(self, req, sessionid):
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d3459fe041f0 [web session] fix bad cleanup of session without a connection set. Closes #1772125
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        session = self.session_manager.get_session(req, sessionid)
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   221
        session.mtime = time()
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parents: 7428
diff changeset
   222
        return session
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parents: 1132
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   223
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parents: 8997
diff changeset
   224
    def open_session(self, req):
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parents: 8997
diff changeset
   225
        session = self.session_manager.open_session(req)
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parents: 6582
diff changeset
   226
        sessioncookie = self.session_cookie(req)
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54283a5b7afc [web request] fix cookie 'expires' formating (closes #1953945)
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parents: 7815
diff changeset
   227
        secure = req.https and req.base_url().startswith('https://')
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diff changeset
   228
        req.set_cookie(sessioncookie, session.sessionid,
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   229
                       maxage=None, secure=secure)
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   230
        if not session.anonymous_session:
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9deb024a96c0 [session-handler] use session directly to update last usage
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parents: 9017
diff changeset
   231
            self.session_manager.postlogin(req, session)
0
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        return session
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   233
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diff changeset
   234
    def logout(self, req, goto_url):
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        """logout from the instance by cleaning the session and raising
0
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        `AuthenticationError`
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   237
        """
5494
f3bb53f1737c [web session] fix potential key error on logout (occurs once the session has been transparently reconnected, hence session.sessionid and session.cnx.sessionid differs)
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parents: 5426
diff changeset
   238
        self.session_manager.close_session(req.session)
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54283a5b7afc [web request] fix cookie 'expires' formating (closes #1953945)
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parents: 7815
diff changeset
   239
        req.remove_cookie(self.session_cookie(req))
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diff changeset
   240
        raise LogOut(url=goto_url)
0
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   241
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Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6791
diff changeset
   242
    # these are overridden by set_log_methods below
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Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6791
diff changeset
   243
    # only defining here to prevent pylint from complaining
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parents: 6791
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   244
    info = warning = error = critical = exception = debug = lambda msg,*a,**kw: None
0
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   245
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class CubicWebPublisher(object):
2058
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
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parents: 1977
diff changeset
   247
    """the publisher is a singleton hold by the web frontend, and is responsible
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parents: 1977
diff changeset
   248
    to publish HTTP request.
8997
525915f8bc1c [web/application] add some minimal documentation
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parents: 8753
diff changeset
   249
525915f8bc1c [web/application] add some minimal documentation
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parents: 8753
diff changeset
   250
    The http server will call its main entry point ``application.handle_request``.
525915f8bc1c [web/application] add some minimal documentation
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parents: 8753
diff changeset
   251
525915f8bc1c [web/application] add some minimal documentation
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diff changeset
   252
    .. automethod:: cubicweb.web.application.CubicWebPublisher.main_handle_request
0
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diff changeset
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    """
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parents: 1132
diff changeset
   254
5442
3ed8afbbdf70 [webconfig] refactor/cleanup debug mode management on startup: simply use config.debugmode instead of debug argument everywhere...
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parents: 5426
diff changeset
   255
    def __init__(self, config,
0
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   256
                 session_handler_fact=CookieSessionHandler,
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diff changeset
   257
                 vreg=None):
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d87989d91635 fix duplicated vregistry initialization during tests
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parents: 4212
diff changeset
   258
        self.info('starting web instance from %s', config.apphome)
0
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diff changeset
   259
        if vreg is None:
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2a3c1b787688 [vreg] move base registry implementation to logilab.common. Closes #1916014
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parents: 8128
diff changeset
   260
            vreg = cwvreg.CWRegistryStore(config)
0
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diff changeset
   261
        self.vreg = vreg
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parents: 4212
diff changeset
   262
        # connect to the repository and get instance's schema
0
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parents:
diff changeset
   263
        self.repo = config.repository(vreg)
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diff changeset
   264
        if not vreg.initialized:
5650
86e874fe30ea [web] cleanup use of config in web application initialisation
Julien Jehannet <julien.jehannet@logilab.fr>
parents: 5587
diff changeset
   265
            config.init_cubes(self.repo.get_cubes())
0
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diff changeset
   266
            vreg.init_properties(self.repo.properties())
4484
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parents: 4212
diff changeset
   267
            vreg.set_schema(self.repo.get_schema())
0
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   268
        # set the correct publish method
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diff changeset
   269
        if config['query-log-file']:
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diff changeset
   270
            from threading import Lock
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   271
            self._query_log = open(config['query-log-file'], 'a')
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6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
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   272
            self.handle_request = self.log_handle_request
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diff changeset
   273
            self._logfile_lock = Lock()
0
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        else:
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            self._query_log = None
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diff changeset
   276
            self.handle_request = self.main_handle_request
0
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        # instantiate session and url resolving helpers
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   278
        self.session_handler = session_handler_fact(self)
2685
0518ca8f63e3 [autoreload] recompute urlresolver / urlrewriter after autoreload
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parents: 2666
diff changeset
   279
        self.set_urlresolver()
2705
30bcdbd92820 [events] renamed source-reload into registry-reload to avoid potential confusions with datasources
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2685
diff changeset
   280
        CW_EVENT_MANAGER.bind('after-registry-reload', self.set_urlresolver)
2685
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diff changeset
   281
0518ca8f63e3 [autoreload] recompute urlresolver / urlrewriter after autoreload
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diff changeset
   282
    def set_urlresolver(self):
2887
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parents: 2867
diff changeset
   283
        self.url_resolver = self.vreg['components'].select('urlpublisher',
1282dc6525c5 give vreg where we need it (eg no bound request)
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parents: 2867
diff changeset
   284
                                                           vreg=self.vreg)
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parents: 1132
diff changeset
   285
9019
e08f9c55dab5 [application] call req.set_session in application.main_handle_request
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9018
diff changeset
   286
    def get_session(self, req):
e08f9c55dab5 [application] call req.set_session in application.main_handle_request
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9018
diff changeset
   287
        """Return a session object corresponding to credentials held by the req
e08f9c55dab5 [application] call req.set_session in application.main_handle_request
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parents: 9018
diff changeset
   288
e08f9c55dab5 [application] call req.set_session in application.main_handle_request
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parents: 9018
diff changeset
   289
        May raise AuthenticationError.
0
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diff changeset
   290
        """
9019
e08f9c55dab5 [application] call req.set_session in application.main_handle_request
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9018
diff changeset
   291
        return self.session_handler.get_session(req)
0
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diff changeset
   292
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diff changeset
   293
    # publish methods #########################################################
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diff changeset
   294
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diff changeset
   295
    def log_handle_request(self, req, path):
0
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diff changeset
   296
        """wrapper around _publish to log all queries executed for a given
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diff changeset
   297
        accessed path
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diff changeset
   298
        """
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diff changeset
   299
        try:
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6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
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parents: 8311
diff changeset
   300
            return self.main_handle_request(req, path)
0
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parents:
diff changeset
   301
        finally:
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diff changeset
   302
            cnx = req.cnx
5244
5467674ad101 [web] put a fake object that raise Unauthorized on any attribute access as req.cnx and req._user, so we are properly asked to authenticated on any view that tries to do something with one of those attributes (instead of doing defensive programming everywhere we're doing that)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5223
diff changeset
   303
            if cnx:
5223
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
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diff changeset
   304
                with self._logfile_lock:
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
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parents: 5174
diff changeset
   305
                    try:
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
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parents: 5174
diff changeset
   306
                        result = ['\n'+'*'*80]
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
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diff changeset
   307
                        result.append(req.url())
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5174
diff changeset
   308
                        result += ['%s %s -- (%.3f sec, %.3f CPU sec)' % q
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
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parents: 5174
diff changeset
   309
                                   for q in cnx.executed_queries]
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
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parents: 5174
diff changeset
   310
                        cnx.executed_queries = []
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
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parents: 5174
diff changeset
   311
                        self._query_log.write('\n'.join(result).encode(req.encoding))
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
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parents: 5174
diff changeset
   312
                        self._query_log.flush()
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parents: 5174
diff changeset
   313
                    except Exception:
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
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parents: 5174
diff changeset
   314
                        self.exception('error while logging queries')
0
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diff changeset
   315
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6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
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parents: 8311
diff changeset
   316
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   317
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   318
    def main_handle_request(self, req, path):
8997
525915f8bc1c [web/application] add some minimal documentation
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8753
diff changeset
   319
        """Process and http request
525915f8bc1c [web/application] add some minimal documentation
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8753
diff changeset
   320
525915f8bc1c [web/application] add some minimal documentation
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8753
diff changeset
   321
        Arguments are:
525915f8bc1c [web/application] add some minimal documentation
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8753
diff changeset
   322
        - a Request object
525915f8bc1c [web/application] add some minimal documentation
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8753
diff changeset
   323
        - path of the request object
525915f8bc1c [web/application] add some minimal documentation
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8753
diff changeset
   324
525915f8bc1c [web/application] add some minimal documentation
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8753
diff changeset
   325
        It return the content of the http response. HTTP header and status are
525915f8bc1c [web/application] add some minimal documentation
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8753
diff changeset
   326
        are set on the Request Object.
525915f8bc1c [web/application] add some minimal documentation
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8753
diff changeset
   327
        """
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   328
        if not isinstance(req, CubicWebRequestBase):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   329
            warn('[3.15] Application entry poin arguments are now (req, path) '
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   330
                 'not (path, req)', DeprecationWarning, 2)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   331
            req, path = path, req
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   332
        if req.authmode == 'http':
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   333
            # activate realm-based auth
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   334
            realm = self.vreg.config['realm']
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   335
            req.set_header('WWW-Authenticate', [('Basic', {'realm' : realm })], raw=False)
8443
86fc11fb6f99 [web/application] declare default 'content' value sooner (closes #2406560)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8390
diff changeset
   336
        content = ''
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   337
        try:
9017
aa709bc6b6c1 [application/connect] simplify connection logic
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8997
diff changeset
   338
            try:
9019
e08f9c55dab5 [application] call req.set_session in application.main_handle_request
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9018
diff changeset
   339
                session = self.get_session(req)
e08f9c55dab5 [application] call req.set_session in application.main_handle_request
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 9018
diff changeset
   340
                req.set_session(session)
9017
aa709bc6b6c1 [application/connect] simplify connection logic
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8997
diff changeset
   341
            except AuthenticationError:
aa709bc6b6c1 [application/connect] simplify connection logic
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8997
diff changeset
   342
                # XXX We want to clean up this approach in the future. But
aa709bc6b6c1 [application/connect] simplify connection logic
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8997
diff changeset
   343
                # several cubes like registration or forgotten password rely on
aa709bc6b6c1 [application/connect] simplify connection logic
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8997
diff changeset
   344
                # this principle.
aa709bc6b6c1 [application/connect] simplify connection logic
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8997
diff changeset
   345
                req.set_session(DBAPISession(None))
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   346
            # DENY https acces for anonymous_user
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   347
            if (req.https
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   348
                and req.session.anonymous_session
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   349
                and self.vreg.config['https-deny-anonymous']):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   350
                # don't allow anonymous on https connection
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   351
                raise AuthenticationError()
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   352
            # nested try to allow LogOut to delegate logic to AuthenticationError
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   353
            # handler
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   354
            try:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   355
                ### Try to generate the actual request content
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   356
                content = self.core_handle(req, path)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   357
            # Handle user log-out
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   358
            except LogOut as ex:
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   359
                # When authentification is handled by cookie the code that
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   360
                # raised LogOut must has invalidated the cookie. We can just
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   361
                # reload the original url without authentification
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   362
                if self.vreg.config['auth-mode'] == 'cookie' and ex.url:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   363
                    req.headers_out.setHeader('location', str(ex.url))
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   364
                if ex.status is not None:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   365
                    req.status_out = httplib.SEE_OTHER
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   366
                # When the authentification is handled by http we must
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   367
                # explicitly ask for authentification to flush current http
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   368
                # authentification information
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   369
                else:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   370
                    # Render "logged out" content.
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   371
                    # assignement to ``content`` prevent standard
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   372
                    # AuthenticationError code to overwrite it.
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   373
                    content = self.loggedout_content(req)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   374
                    # let the explicitly reset http credential
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   375
                    raise AuthenticationError()
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   376
        except Redirect as ex:
8470
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   377
            # authentication needs redirection (eg openid)
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   378
            content = self.redirect_handler(req, ex)
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   379
        # Wrong, absent or Reseted credential
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   380
        except AuthenticationError:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   381
            # If there is an https url configured and
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   382
            # the request do not used https, redirect to login form
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   383
            https_url = self.vreg.config['https-url']
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   384
            if https_url and req.base_url() != https_url:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   385
                req.status_out = httplib.SEE_OTHER
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   386
                req.headers_out.setHeader('location', https_url + 'login')
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   387
            else:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   388
                # We assume here that in http auth mode the user *May* provide
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   389
                # Authentification Credential if asked kindly.
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   390
                if self.vreg.config['auth-mode'] == 'http':
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   391
                    req.status_out = httplib.UNAUTHORIZED
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   392
                # In the other case (coky auth) we assume that there is no way
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   393
                # for the user to provide them...
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   394
                # XXX But WHY ?
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   395
                else:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   396
                    req.status_out = httplib.FORBIDDEN
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   397
                # If previous error handling already generated a custom content
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   398
                # do not overwrite it. This is used by LogOut Except
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   399
                # XXX ensure we don't actually serve content
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   400
                if not content:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   401
                    content = self.need_login_content(req)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   402
        return content
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   403
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   404
    def core_handle(self, req, path):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   405
        """method called by the main publisher to process <path>
1426
379261551578 remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1132
diff changeset
   406
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   407
        should return a string containing the resulting page or raise a
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   408
        `NotFound` exception
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   409
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   410
        :type path: str
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   411
        :param path: the path part of the url to publish
1426
379261551578 remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1132
diff changeset
   412
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   413
        :type req: `web.Request`
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   414
        :param req: the request object
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   415
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   416
        :rtype: str
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   417
        :return: the result of the pusblished url
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   418
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   419
        # don't log form values they may contains sensitive information
8390
637b934bc742 [app] turn these info into debug logs (this being too chatty for .info)
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 8312
diff changeset
   420
        self.debug('publish "%s" (%s, form params: %s)',
8696
0bb18407c053 [toward py3k] rewrite dict.keys() and dict.values() (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8695
diff changeset
   421
                   path, req.session.sessionid, list(req.form))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   422
        # remove user callbacks on a new request (except for json controllers
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   423
        # to avoid callbacks being unregistered before they could be called)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   424
        tstart = clock()
5865
af414723598d [publisher] avoid useless rollback after successful commit, which clutters debug logs and may also not be cost-free
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5721
diff changeset
   425
        commited = False
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   426
        try:
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   427
            ### standard processing of the request
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   428
            try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   429
                ctrlid, rset = self.url_resolver.process(req, path)
2058
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   430
                try:
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2613
diff changeset
   431
                    controller = self.vreg['controllers'].select(ctrlid, req,
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2613
diff changeset
   432
                                                                 appli=self)
2058
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   433
                except NoSelectableObject:
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   434
                    raise Unauthorized(req._('not authorized'))
581
09f87f2c535e update_search_state in the publisher since it should be done whatever the controller
sylvain.thenault@logilab.fr
parents: 168
diff changeset
   435
                req.update_search_state()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   436
                result = controller.publish(rset=rset)
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   437
            except StatusResponse as ex:
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   438
                warn('StatusResponse is deprecated use req.status_out',
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   439
                     DeprecationWarning)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   440
                result = ex.content
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   441
                req.status_out = ex.status
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   442
            except Redirect as ex:
8470
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   443
                # Redirect may be raised by edit controller when everything went
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   444
                # fine, so attempt to commit
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   445
                result = self.redirect_handler(req, ex)
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   446
            if req.cnx:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   447
                txuuid = req.cnx.commit()
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   448
                commited = True
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   449
                if txuuid is not None:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   450
                    req.data['last_undoable_transaction'] = txuuid
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   451
        ### error case
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   452
        except NotFound as ex:
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   453
            result = self.notfound_content(req)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   454
            req.status_out = ex.status
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   455
        except ValidationError as ex:
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   456
            result = self.validation_error_handler(req, ex)
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   457
        except RemoteCallFailed as ex:
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   458
            result = self.ajax_error_handler(req, ex)
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   459
        except Unauthorized as ex:
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   460
            req.data['errmsg'] = req._('You\'re not authorized to access this page. '
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   461
                                       'If you think you should, please contact the site administrator.')
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   462
            req.status_out = httplib.UNAUTHORIZED
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   463
            result = self.error_handler(req, ex, tb=False)
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   464
        except Forbidden as ex:
8602
d066ba3bb07d [web] add a Forbidden exception
David Douard <david.douard@logilab.fr>
parents: 8470
diff changeset
   465
            req.data['errmsg'] = req._('This action is forbidden. '
d066ba3bb07d [web] add a Forbidden exception
David Douard <david.douard@logilab.fr>
parents: 8470
diff changeset
   466
                                       'If you think it should be allowed, please contact the site administrator.')
d066ba3bb07d [web] add a Forbidden exception
David Douard <david.douard@logilab.fr>
parents: 8470
diff changeset
   467
            req.status_out = httplib.FORBIDDEN
d066ba3bb07d [web] add a Forbidden exception
David Douard <david.douard@logilab.fr>
parents: 8470
diff changeset
   468
            result = self.error_handler(req, ex, tb=False)
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   469
        except (BadRQLQuery, RequestError) as ex:
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   470
            result = self.error_handler(req, ex, tb=False)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   471
        ### pass through exception
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   472
        except DirectResponse:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   473
            if req.cnx:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   474
                req.cnx.commit()
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   475
            raise
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   476
        except (AuthenticationError, LogOut):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   477
            # the rollback is handled in the finally
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   478
            raise
8560
fef0b8214fcf [web app] move set of status_out into validation_error_handler to ease readability
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8556
diff changeset
   479
        ### Last defense line
8695
358d8bed9626 [toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   480
        except BaseException as ex:
8753
b61a7c6352f2 [web publish] in case of error, ensure proper http status is set and Content-disposition header is reseted. Closes #2553066
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8711
diff changeset
   481
            req.status_out = httplib.INTERNAL_SERVER_ERROR
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   482
            result = self.error_handler(req, ex, tb=True)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   483
        finally:
5865
af414723598d [publisher] avoid useless rollback after successful commit, which clutters debug logs and may also not be cost-free
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5721
diff changeset
   484
            if req.cnx and not commited:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   485
                try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   486
                    req.cnx.rollback()
7815
2a164a9cf81c [exceptions] stop catching any exception in various places (closes #1942716)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7589
diff changeset
   487
                except Exception:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   488
                    pass # ignore rollback error at this point
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   489
            # request may be referenced by "onetime callback", so clear its entity
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   490
            # cache to avoid memory usage
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   491
            req.drop_entity_cache()
8267
486386d9f836 [web] Exposes the undo feature to user through a undo-history view (closes #893940)
Anthony Truchet <anthony.truchet@logilab.fr>
parents: 8190
diff changeset
   492
        self.add_undo_link_to_msg(req)
8390
637b934bc742 [app] turn these info into debug logs (this being too chatty for .info)
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 8312
diff changeset
   493
        self.debug('query %s executed in %s sec', req.relative_path(), clock() - tstart)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   494
        return result
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   495
8470
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   496
    # Error handlers
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   497
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   498
    def redirect_handler(self, req, ex):
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   499
        """handle redirect
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   500
        - comply to ex status
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   501
        - set header field
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   502
        - return empty content
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   503
        """
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   504
        self.debug('redirecting to %s', str(ex.location))
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   505
        req.headers_out.setHeader('location', str(ex.location))
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   506
        assert 300 <= ex.status < 400
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   507
        req.status_out = ex.status
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   508
        return ''
a85e107947e6 [web app] handle Redirect raised during session establishment, as this may be used by eg openid authentication. Closes #2430018
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8466
diff changeset
   509
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   510
    def validation_error_handler(self, req, ex):
8594
001159e2e4f3 [validation api] properly use yams 0.36 validation error api and update message catalog. Follows bbe0d6985e59
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8560
diff changeset
   511
        ex.translate(req._) # translate messages using ui language
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   512
        if '__errorurl' in req.form:
4224
5998df006968 refactor form error handling:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3408
diff changeset
   513
            forminfo = {'error': ex,
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   514
                        'values': req.form,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   515
                        'eidmap': req.data.get('eidmap', {})
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   516
                        }
5223
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5174
diff changeset
   517
            req.session.data[req.form['__errorurl']] = forminfo
4679
d8ad65dab3e9 remove #<formid> from url used to redirect after a validation error
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4639
diff changeset
   518
            # XXX form session key / __error_url should be differentiated:
d8ad65dab3e9 remove #<formid> from url used to redirect after a validation error
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4639
diff changeset
   519
            # session key is 'url + #<form dom id', though we usually don't want
d8ad65dab3e9 remove #<formid> from url used to redirect after a validation error
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4639
diff changeset
   520
            # the browser to move to the form since it hides the global
d8ad65dab3e9 remove #<formid> from url used to redirect after a validation error
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4639
diff changeset
   521
            # messages.
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   522
            location = req.form['__errorurl'].rsplit('#', 1)[0]
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   523
            req.headers_out.setHeader('location', str(location))
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   524
            req.status_out = httplib.SEE_OTHER
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   525
            return ''
8560
fef0b8214fcf [web app] move set of status_out into validation_error_handler to ease readability
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8556
diff changeset
   526
        req.status_out = httplib.CONFLICT
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   527
        return self.error_handler(req, ex, tb=False)
1426
379261551578 remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1132
diff changeset
   528
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   529
    def error_handler(self, req, ex, tb=False):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   530
        excinfo = sys.exc_info()
8466
92c668170ef9 [web app] only log tb when explicitly asked
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8443
diff changeset
   531
        if tb:
92c668170ef9 [web app] only log tb when explicitly asked
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8443
diff changeset
   532
            self.exception(repr(ex))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   533
        req.set_header('Cache-Control', 'no-cache')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   534
        req.remove_header('Etag')
8753
b61a7c6352f2 [web publish] in case of error, ensure proper http status is set and Content-disposition header is reseted. Closes #2553066
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8711
diff changeset
   535
        req.remove_header('Content-disposition')
4897
e402e0b32075 [web] start a new message system based on id of message stored in session's data
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4709
diff changeset
   536
        req.reset_message()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   537
        req.reset_headers()
8128
0a927fe4541b [controllers] deprecate JSonController and implement AjaxController / ajax-func registry (closes #2110265)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 7990
diff changeset
   538
        if req.ajax_request:
8709
8dc0b8d92694 [web application] Fix missing self. in error_handler
Vincent Michel <vincent.michel@logilab.fr>
parents: 8602
diff changeset
   539
            return self.ajax_error_handler(req, ex)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   540
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   541
            req.data['ex'] = ex
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   542
            if tb:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   543
                req.data['excinfo'] = excinfo
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   544
            req.form['vid'] = 'error'
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2613
diff changeset
   545
            errview = self.vreg['views'].select('error', req)
882
75488a2a875e fix ui.main-template property handling
sylvain.thenault@logilab.fr
parents: 871
diff changeset
   546
            template = self.main_template_id(req)
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2613
diff changeset
   547
            content = self.vreg['views'].main_template(req, template, view=errview)
7815
2a164a9cf81c [exceptions] stop catching any exception in various places (closes #1942716)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7589
diff changeset
   548
        except Exception:
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2613
diff changeset
   549
            content = self.vreg['views'].main_template(req, 'error-template')
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   550
        if getattr(ex, 'status', None) is not None:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   551
            req.status_out = ex.status
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   552
        return content
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   553
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   554
    def add_undo_link_to_msg(self, req):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   555
        txuuid = req.data.get('last_undoable_transaction')
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   556
        if txuuid is not None:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   557
            msg = u'<span class="undo">[<a href="%s">%s</a>]</span>' %(
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   558
            req.build_url('undo', txuuid=txuuid), req._('undo'))
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   559
            req.append_to_redirect_message(msg)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   560
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   561
    def ajax_error_handler(self, req, ex):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   562
        req.set_header('content-type', 'application/json')
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   563
        status = ex.status
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   564
        if status is None:
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   565
            status = httplib.INTERNAL_SERVER_ERROR
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   566
        json_dumper = getattr(ex, 'dumps', lambda : unicode(ex))
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   567
        req.status_out = status
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   568
        return json_dumper()
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   569
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   570
    # special case handling
1426
379261551578 remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1132
diff changeset
   571
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   572
    def need_login_content(self, req):
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2613
diff changeset
   573
        return self.vreg['views'].main_template(req, 'login')
1426
379261551578 remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1132
diff changeset
   574
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   575
    def loggedout_content(self, req):
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2613
diff changeset
   576
        return self.vreg['views'].main_template(req, 'loggedout')
1426
379261551578 remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1132
diff changeset
   577
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   578
    def notfound_content(self, req):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   579
        req.form['vid'] = '404'
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2613
diff changeset
   580
        view = self.vreg['views'].select('404', req)
882
75488a2a875e fix ui.main-template property handling
sylvain.thenault@logilab.fr
parents: 871
diff changeset
   581
        template = self.main_template_id(req)
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2613
diff changeset
   582
        return self.vreg['views'].main_template(req, template, view=view)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   583
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   584
    # template stuff
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8311
diff changeset
   585
882
75488a2a875e fix ui.main-template property handling
sylvain.thenault@logilab.fr
parents: 871
diff changeset
   586
    def main_template_id(self, req):
2263
1f59cd5b710f accept a __template parameter that specifies a different (main) template
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 1977
diff changeset
   587
        template = req.form.get('__template', req.property_value('ui.main-template'))
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2613
diff changeset
   588
        if template not in self.vreg['views']:
882
75488a2a875e fix ui.main-template property handling
sylvain.thenault@logilab.fr
parents: 871
diff changeset
   589
            template = 'main-template'
75488a2a875e fix ui.main-template property handling
sylvain.thenault@logilab.fr
parents: 871
diff changeset
   590
        return template
1426
379261551578 remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1132
diff changeset
   591
7083
b8e35cde46e9 help pylint by explicitely defining some attributes
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6791
diff changeset
   592
    # these are overridden by set_log_methods below
b8e35cde46e9 help pylint by explicitely defining some attributes
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6791
diff changeset
   593
    # only defining here to prevent pylint from complaining
b8e35cde46e9 help pylint by explicitely defining some attributes
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6791
diff changeset
   594
    info = warning = error = critical = exception = debug = lambda msg,*a,**kw: None
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   595
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   596
set_log_methods(CubicWebPublisher, LOGGER)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   597
set_log_methods(CookieSessionHandler, LOGGER)