| #!/usr/bin/env python |
| |
| # Copyright 2014 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import json |
| import io |
| import optparse |
| import os |
| import sys |
| |
| jinja2_path = os.path.normpath(os.path.join(os.path.abspath(__file__), |
| *[os.path.pardir] * 7 + ['third_party'])) |
| nom_path = os.path.normpath(os.path.join(os.path.abspath(__file__), |
| *[os.path.pardir] * 7 + ['tools/json_comment_eater'])) |
| sys.path.insert(0, jinja2_path) |
| sys.path.insert(0, nom_path) |
| import jinja2 |
| from json_comment_eater import Nom |
| |
| |
| '''Generate an extension manifest based on a template.''' |
| |
| |
| def processJinjaTemplate(input_file, output_file, context): |
| (template_path, template_name) = os.path.split(input_file) |
| env = jinja2.Environment(loader=jinja2.FileSystemLoader(template_path), |
| trim_blocks=True) |
| template = env.get_template(template_name) |
| rendered = template.render(context) |
| rendered_without_comments = Nom(rendered) |
| # Simply for validation. |
| json.loads(rendered_without_comments) |
| with io.open(output_file, 'w', encoding='utf-8') as manifest_file: |
| manifest_file.write(rendered_without_comments) |
| |
| |
| def main(): |
| parser = optparse.OptionParser(description=__doc__) |
| parser.usage = '%prog [options] <template_manifest_path>' |
| parser.add_option( |
| '-o', '--output_manifest', action='store', metavar='OUTPUT_MANIFEST', |
| help='File to place generated manifest') |
| parser.add_option( |
| '--is_guest_manifest', action='store', metavar='NUM', |
| help='Whether to generate a guest mode capable manifest') |
| parser.add_option( |
| '--is_chromevox_next', action='store', metavar='NUM', |
| help='Whether to generate a ChromeVox Next manifest') |
| parser.add_option( |
| '--is_js_compressed', action='store', metavar='NUM', |
| help='Whether compressed JavaScript files are used') |
| parser.add_option( |
| '--set_version', action='store', metavar='SET_VERSION', |
| help='Set the extension version') |
| parser.add_option( |
| '--key', action='store', metavar='KEY', |
| help='Set the extension key') |
| |
| options, args = parser.parse_args() |
| if len(args) != 1: |
| print >>sys.stderr, 'Expected exactly one argument' |
| sys.exit(1) |
| processJinjaTemplate(args[0], options.output_manifest, parser.values.__dict__) |
| |
| if __name__ == '__main__': |
| main() |
