fix #343630 by getting explicitly TextInput widget for String, also instantiate field to get proper widget configuration
# pylint: disable-msg=W0401,W0614"""exceptions used in the core of the CubicWeb web application:organization: Logilab:copyright: 2001-2009 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"fromcubicweb._exceptionsimport*classPublishException(CubicWebException):"""base class for publishing related exception"""classRequestError(PublishException):"""raised when a request can't be served because of a bad input"""classNothingToEdit(RequestError):"""raised when an edit request doesn't specify any eid to edit"""classNotFound(RequestError):"""raised when a 404 error should be returned"""classRedirect(PublishException):"""raised to redirect the http request"""def__init__(self,location):self.location=locationclassDirectResponse(Exception):def__init__(self,response):self.response=responseclassStatusResponse(Exception):def__init__(self,status,content=''):self.status=int(status)self.content=contentclassExplicitLogin(AuthenticationError):"""raised when a bad connection id is given or when an attempt to establish a connection failed"""classInvalidSession(CubicWebException):"""raised when a session id is found but associated session is not found or invalid """classRemoteCallFailed(RequestError):"""raised when a json remote call fails """def__init__(self,reason=''):#super(RequestError, self).__init__() # XXX require py >= 2.5RequestError.__init__(self)self.reason=reasondefdumps(self):importsimplejsonreturnsimplejson.dumps({'reason':self.reason})