Tools/Scripts/webkitpy/tool/steps/obsoletepatches.py

# Copyright (C) 2010 Google Inc. All rights reserved.
# 
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# 
#     * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
#     * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

import logging

from webkitpy.tool.grammar import pluralize
from webkitpy.tool.steps.abstractstep import AbstractStep
from webkitpy.tool.steps.options import Options

_log = logging.getLogger(__name__)


class ObsoletePatches(AbstractStep):
    @classmethod
    def options(cls):
        return AbstractStep.options() + [
            Options.obsolete_patches,
        ]

    def run(self, state):
        if not self._options.obsolete_patches:
            return
        bug_id = state["bug_id"]
        patches = self._tool.bugs.fetch_bug(bug_id).patches()
        if not patches:
            return
        _log.info("Obsoleting %s on bug %s" % (pluralize("old patch", len(patches)), bug_id))
        for patch in patches:
            self._tool.bugs.obsolete_attachment(patch.id())