web/_exceptions.py
author Pierre-Yves David <pierre-yves.david@logilab.fr>
Fri, 09 Nov 2012 15:27:40 +0100
changeset 8593 41259e1f9d48
parent 8312 6c2119509fac
child 9791 32047f5f08ba
child 9921 8227358aa983
permissions -rw-r--r--
[wsgi] saner use of `self.config` instead of `config`
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
6491
ee9a10b6620e pylint option update
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5940
diff changeset
     1
# pylint: disable=W0401,W0614
5421
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
     2
# copyright 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
     3
# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
     4
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
     5
# This file is part of CubicWeb.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
     6
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
     7
# CubicWeb is free software: you can redistribute it and/or modify it under the
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
     8
# terms of the GNU Lesser General Public License as published by the Free
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
     9
# Software Foundation, either version 2.1 of the License, or (at your option)
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
    10
# any later version.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
    11
#
5424
8ecbcbff9777 replace logilab-common by CubicWeb in disclaimer
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5421
diff changeset
    12
# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
5421
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
    13
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
    14
# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
    15
# details.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
    16
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
    17
# You should have received a copy of the GNU Lesser General Public License along
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5389
diff changeset
    18
# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
5940
0e3ae19b181a [uilib] refactor json_dumps code organization
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5426
diff changeset
    19
"""exceptions used in the core of the CubicWeb web application"""
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    20
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    21
__docformat__ = "restructuredtext en"
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    22
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    23
import httplib
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    24
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    25
from cubicweb._exceptions import *
5940
0e3ae19b181a [uilib] refactor json_dumps code organization
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5426
diff changeset
    26
from cubicweb.utils import json_dumps
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    27
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    28
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    29
class DirectResponse(Exception):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    30
    """Used to supply a twitted HTTP Response directly"""
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    31
    def __init__(self, response):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    32
        self.response = response
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    33
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    34
class InvalidSession(CubicWebException):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    35
    """raised when a session id is found but associated session is not found or
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    36
    invalid"""
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    37
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    38
# Publish related exception
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    39
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    40
class PublishException(CubicWebException):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    41
    """base class for publishing related exception"""
1802
d628defebc17 delete-trailing-whitespace + some copyright update
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 320
diff changeset
    42
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    43
    def __init__(self, *args, **kwargs):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    44
        self.status = kwargs.pop('status', httplib.OK)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    45
        super(PublishException, self).__init__(*args, **kwargs)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    46
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    47
class LogOut(PublishException):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    48
    """raised to ask for deauthentication of a logged in user"""
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    49
    def __init__(self, url=None):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    50
        super(LogOut, self).__init__()
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    51
        self.url = url
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    52
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    53
class Redirect(PublishException):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    54
    """raised to redirect the http request"""
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    55
    def __init__(self, location, status=httplib.SEE_OTHER):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    56
        super(Redirect, self).__init__(status=status)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    57
        self.location = location
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    58
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    59
class StatusResponse(PublishException):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    60
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    61
    def __init__(self, status, content=''):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    62
        super(StatusResponse, self).__init__(status=status)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    63
        self.content = content
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    64
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    65
    def __repr__(self):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    66
        return '%s(%r, %r)' % (self.__class__.__name__, self.status, self.content)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    67
        self.url = url
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    68
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    69
# Publish related error
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    70
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    71
class RequestError(PublishException):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    72
    """raised when a request can't be served because of a bad input"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    73
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    74
    def __init__(self, *args, **kwargs):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    75
        kwargs.setdefault('status', httplib.BAD_REQUEST)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    76
        super(RequestError, self).__init__(*args, **kwargs)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    77
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    78
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    79
class NothingToEdit(RequestError):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    80
    """raised when an edit request doesn't specify any eid to edit"""
1802
d628defebc17 delete-trailing-whitespace + some copyright update
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 320
diff changeset
    81
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    82
    def __init__(self, *args, **kwargs):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    83
        kwargs.setdefault('status', httplib.BAD_REQUEST)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    84
        super(NothingToEdit, self).__init__(*args, **kwargs)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    85
3387
a357d4147eee [forms] work-in-progress, big editcontroller refactoring: let fields/widgets process posted data
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
    86
class ProcessFormError(RequestError):
a357d4147eee [forms] work-in-progress, big editcontroller refactoring: let fields/widgets process posted data
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
    87
    """raised when posted data can't be processed by the corresponding field
a357d4147eee [forms] work-in-progress, big editcontroller refactoring: let fields/widgets process posted data
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
    88
    """
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    89
    def __init__(self, *args, **kwargs):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    90
        kwargs.setdefault('status', httplib.BAD_REQUEST)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    91
        super(ProcessFormError, self).__init__(*args, **kwargs)
3387
a357d4147eee [forms] work-in-progress, big editcontroller refactoring: let fields/widgets process posted data
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
    92
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    93
class NotFound(RequestError):
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    94
    """raised when something was not found. In most case,
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    95
       a 404 error should be returned"""
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    96
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    97
    def __init__(self, *args, **kwargs):
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    98
        kwargs.setdefault('status', httplib.NOT_FOUND)
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
    99
        super(NotFound, self).__init__(*args, **kwargs)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   100
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   101
class RemoteCallFailed(RequestError):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   102
    """raised when a json remote call fails
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   103
    """
8312
6c2119509fac [web] Move request handling logic into cubicweb application. (closes #2200684)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7384
diff changeset
   104
    def __init__(self, reason='', 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: 7384
diff changeset
   105
        super(RemoteCallFailed, self).__init__(status=status)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   106
        self.reason = reason
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   107
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   108
    def dumps(self):
5940
0e3ae19b181a [uilib] refactor json_dumps code organization
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5426
diff changeset
   109
        return json_dumps({'reason': self.reason})