[source] small refactoring to avoid being doomed by a wrong assertion message on buggy storage raising attribute error
"""abstract action classes for CubicWeb web client
: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"
_ = unicode
from cubicweb import target
from cubicweb.selectors import (partial_relation_possible, match_search_state,
one_line_rset)
from cubicweb.appobject import AppObject
class Action(AppObject):
"""abstract action. Handle the .search_states attribute to match
request search state.
"""
__registry__ = 'actions'
__select__ = match_search_state('normal')
cw_property_defs = {
'visible': dict(type='Boolean', default=True,
help=_('display the action or not')),
'order': dict(type='Int', default=99,
help=_('display order of the action')),
'category': dict(type='String', default='moreactions',
vocabulary=('mainactions', 'moreactions', 'addrelated',
'useractions', 'siteactions', 'hidden'),
help=_('context where this component should be displayed')),
}
site_wide = True # don't want user to configurate actions
category = 'moreactions'
# actions in category 'moreactions' can specify a sub-menu in which they should be filed
submenu = None
def actual_actions(self):
yield self
def fill_menu(self, box, menu):
"""add action(s) to the given submenu of the given box"""
for action in self.actual_actions():
menu.append(box.box_action(action))
def url(self):
"""return the url associated with this action"""
raise NotImplementedError
def html_class(self):
if self._cw.selected(self.url()):
return 'selected'
if self.category:
return 'box' + self.category.capitalize()
def build_action(self, title, path, **kwargs):
return UnregisteredAction(self._cw, self.cw_rset, title, path, **kwargs)
class UnregisteredAction(Action):
"""non registered action used to build boxes. Unless you set them
explicitly, .vreg and .schema attributes at least are None.
"""
category = None
id = None
def __init__(self, req, rset, title, path, **kwargs):
Action.__init__(self, req, rset=rset)
self.title = req._(title)
self._path = path
self.__dict__.update(kwargs)
def url(self):
return self._path
class LinkToEntityAction(Action):
"""base class for actions consisting to create a new object with an initial
relation set to an entity.
Additionaly to EntityAction behaviour, this class is parametrized using
.rtype, .role and .target_etype attributes to check if the action apply and
if the logged user has access to it (see
:class:`~cubicweb.selectors.partial_relation_possible` selector
documentation for more information).
"""
__select__ = (match_search_state('normal') & one_line_rset()
& partial_relation_possible(action='add', strict=True))
submenu = 'addrelated'
def url(self):
try:
ttype = self.etype # deprecated in 3.6, already warned by the selector
except AttributeError:
ttype = self.target_etype
entity = self.cw_rset.get_entity(self.cw_row or 0, self.cw_col or 0)
linkto = '%s:%s:%s' % (self.rtype, entity.eid, target(self))
return self._cw.build_url('add/%s' % ttype, __linkto=linkto,
__redirectpath=entity.rest_path(),
__redirectvid=self._cw.form.get('__redirectvid', ''))