#!/usr/bin/env python3
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#
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# Copyright (C) 2018 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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"""A command line utility to download multiple patch files of change lists from
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Gerrit."""
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from __future__ import print_function
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import argparse
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import os
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from gerrit import create_url_opener_from_args, query_change_lists, get_patch
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def _parse_args():
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"""Parse command line options."""
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parser = argparse.ArgumentParser()
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parser.add_argument('query', help='Change list query string')
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parser.add_argument('-g', '--gerrit', required=True,
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help='Gerrit review URL')
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parser.add_argument('--gitcookies',
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default=os.path.expanduser('~/.gitcookies'),
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help='Gerrit cookie file')
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parser.add_argument('--limits', default=1000,
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help='Max number of change lists')
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return parser.parse_args()
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def main():
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"""Main function"""
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args = _parse_args()
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# Query change lists
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url_opener = create_url_opener_from_args(args)
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change_lists = query_change_lists(
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url_opener, args.gerrit, args.query, args.limits)
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# Download patch files
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num_changes = len(change_lists)
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num_changes_width = len(str(num_changes))
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for i, change in enumerate(change_lists, start=1):
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print('{:>{}}/{} | {} {}'.format(
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i, num_changes_width, num_changes, change['_number'],
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change['subject']))
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patch_file = get_patch(url_opener, args.gerrit, change['id'])
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with open('{}.patch'.format(change['_number']), 'wb') as output_file:
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output_file.write(patch_file)
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if __name__ == '__main__':
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main()
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