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# Copyright 2009-2010 Canonical Ltd. This software is licensed under the
# GNU Affero General Public License version 3 (see the file LICENSE).
"""Browser view for bug supervisor."""
__metaclass__ = type
__all__ = [
'BugSupervisorEditView',
]
from lazr.restful.interface import copy_field
from zope.interface import Interface
from canonical.launchpad.webapp.launchpadform import (
action,
LaunchpadEditFormView,
)
from canonical.launchpad.webapp.publisher import canonical_url
from lp.bugs.browser.bugrole import BugRoleMixin
from lp.bugs.interfaces.bugsupervisor import IHasBugSupervisor
class BugSupervisorEditSchema(Interface):
"""Defines the fields for the edit form.
This is necessary to make an editable field for bug supervisor as it is
defined as read-only in the interface to prevent setting it directly.
"""
bug_supervisor = copy_field(
IHasBugSupervisor['bug_supervisor'], readonly=False)
class BugSupervisorEditView(BugRoleMixin, LaunchpadEditFormView):
"""Browser view class for editing the bug supervisor."""
schema = BugSupervisorEditSchema
field_names = ['bug_supervisor']
@property
def label(self):
"""The form label."""
return 'Edit bug supervisor for %s' % self.context.displayname
@property
def page_title(self):
"""The page title."""
return self.label
@property
def adapters(self):
"""See `LaunchpadFormView`"""
return {BugSupervisorEditSchema: self.context}
@property
def next_url(self):
"""See `LaunchpadFormView`."""
return canonical_url(self.context)
cancel_url = next_url
def validate(self, data):
"""See `LaunchpadFormView`."""
self.validateBugSupervisor(data)
@action('Change', name='change')
def change_action(self, action, data):
"""Redirect to the target page with a success message."""
bug_supervisor = data['bug_supervisor']
self.changeBugSupervisor(bug_supervisor)
if bug_supervisor is None:
self.request.response.addNotification(
"Successfully cleared the bug supervisor. "
"You can set the bug supervisor again at any time.")
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