regenerate-sources

#!/usr/bin/env python3

# SPDX-FileCopyrightText: 2020 Pier Luigi Fiorini <pierluigi.fiorini@liri.io>
#
# SPDX-License-Identifier: GPL-3.0-or-later

import glob
import os
import json
import subprocess
import shlex
import shutil
import sys

def run(cmd, **kwargs):
    out = []
    for c in cmd:
        out.append(shlex.quote(c))
    print('+ ' + repr(' '.join(out))[1:-1])
    return subprocess.run(cmd, **kwargs)


def remove_line(filename, pattern):
    tmp_filename = filename + '.tmp'
    cat = subprocess.Popen(['cat', filename], stdout=subprocess.PIPE)
    with open(tmp_filename, 'w') as f:
        egrep = subprocess.Popen(['egrep', '-v', pattern], stdin=cat.stdout, stdout=f)
        egrep.communicate()
        shutil.move(tmp_filename, filename)


def main():
    github_workspace = os.environ['GITHUB_WORKSPACE']
    sources_path = os.environ.get('INPUT_SOURCES_PATH') or os.path.join(github_workspace, '.tx', 'sources.json')

    os.chdir(github_workspace)

    with open(sources_path, 'r') as f:
        sources = json.load(f)
        for entry in sources:
            process_entry(entry)


def process_entry(entry):
    for key in ('type', 'output_path'):
        if key not in entry:
            print('Entry doesn\'t have "%s": skipping' % key, file=sys.stderr)
            return
    if entry['type'] == 'ts':
        if 'directory' not in entry:
            print('Entry doesn\'t have "directory": skipping', file=sys.stderr)
            return
    elif entry['type'] in ('desktop', 'metainfo'):
        for key in ('source_file', 'file_filter'):
            if key not in entry:
                print('Entry doesn\'t have "%s": skipping' % key, file=sys.stderr)
                return
    else:
        # This is an entry that we don't care about
        return

    if entry['type'] == 'ts':
        directory = entry['directory']
        output_path = entry['output_path']
        run(['lupdate-qt6', directory, '-ts', '-no-obsolete', output_path], check=True)
        run(['git', 'add', output_path], check=True)
    elif entry['type'] == 'desktop':
        source_file = entry['source_file']
        output_path = entry['output_path']
        run(['desktop-to-pot', source_file, output_path], check=True)
        run(['git', 'add', output_path], check=True)
    elif entry['type'] == 'metainfo':
        source_file = entry['source_file']
        output_path = entry['output_path']
        run(['itstool', '-i', '/usr/share/translation-action/as-metainfo.its', '-o', output_path, source_file], check=True)
        remove_line(output_path, '^"POT-Creation-Date')
        run(['git', 'add', output_path], check=True)


if __name__ == '__main__':
    main()