# pylint: disable-msg=W0401,W0614

"""exceptions used in the core of the CubicWeb web application

:organization: Logilab

:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.

:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr

:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses

"""

__docformat__ = "restructuredtext en"

from cubicweb._exceptions import *

class PublishException(CubicWebException):

    """base class for publishing related exception"""

class RequestError(PublishException):

    """raised when a request can't be served because of a bad input"""

class NothingToEdit(RequestError):

    """raised when an edit request doesn't specify any eid to edit"""

class ProcessFormError(RequestError):

    """raised when posted data can't be processed by the corresponding field

    """

class NotFound(RequestError):

    """raised when a 404 error should be returned"""

class Redirect(PublishException):

    """raised to redirect the http request"""

    def __init__(self, location):

        self.location = location

class DirectResponse(Exception):

    def __init__(self, response):

        self.response = response

class StatusResponse(Exception):

    def __init__(self, status, content=''):

        self.status = int(status)

        self.content = content

class InvalidSession(CubicWebException):

    """raised when a session id is found but associated session is not found or

    invalid

    """

class RemoteCallFailed(RequestError):

    """raised when a json remote call fails

    """

    def __init__(self, reason=''):

        super(RequestError, self).__init__()

        self.reason = reason

    def dumps(self):

        try:

            from json import dumps

        except ImportError:

            from simplejson import dumps

        return dumps({'reason': self.reason})

class LogOut(PublishException):

    """raised to ask for deauthentication of a logged in user"""

    def __init__(self, url):

        super(LogOut, self).__init__()

        self.url = url