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path: root/Tools/Scripts/webkitpy/tool/steps/preparechangelog.py
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# 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.

from webkitpy.common.checkout.changelog import ChangeLog
from webkitpy.common.system.executive import ScriptError
from webkitpy.tool.steps.abstractstep import AbstractStep
from webkitpy.tool.steps.options import Options
from webkitpy.common.system.deprecated_logging import error


class PrepareChangeLog(AbstractStep):
    @classmethod
    def options(cls):
        return AbstractStep.options() + [
            Options.quiet,
            Options.email,
            Options.git_commit,
        ]

    def _ensure_bug_url(self, state):
        if not state.get("bug_id"):
            return
        bug_id = state.get("bug_id")
        changelogs = self.cached_lookup(state, "changelogs")
        for changelog_path in changelogs:
            changelog = ChangeLog(changelog_path)
            if not changelog.latest_entry().bug_id():
                changelog.set_short_description_and_bug_url(
                    self.cached_lookup(state, "bug_title"),
                    self._tool.bugs.bug_url_for_bug_id(bug_id))

    def run(self, state):
        if self.cached_lookup(state, "changelogs"):
            self._ensure_bug_url(state)
            return
        args = self._tool.port().prepare_changelog_command()
        if state.get("bug_id"):
            args.append("--bug=%s" % state["bug_id"])
            args.append("--description=%s" % self.cached_lookup(state, 'bug_title'))
        if self._options.email:
            args.append("--email=%s" % self._options.email)

        if self._tool.scm().supports_local_commits():
            args.append("--merge-base=%s" % self._tool.scm().merge_base(self._options.git_commit))

        args.extend(self._changed_files(state))

        try:
            self._tool.executive.run_and_throw_if_fail(args, self._options.quiet, cwd=self._tool.scm().checkout_root)
        except ScriptError, e:
            error("Unable to prepare ChangeLogs.")
        self.did_modify_checkout(state)