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| 1 #!/usr/bin/env python | |
| 2 # Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 3 # Use of this source code is governed by a BSD-style license that can be | |
| 4 # found in the LICENSE file. | |
| 5 | |
| 6 """Formats as a .js file using a map: <english text> -> <localized text>. | |
| 7 """ | |
| 8 | |
| 9 import re | |
| 10 | |
| 11 from grit import util | |
| 12 | |
| 13 | |
| 14 """The required preamble for JS files.""" | |
| 15 _HEADER = '// This file is automatically generated by GRIT. Do not edit.\n' | |
| 16 | |
| 17 | |
| 18 def Format(root, lang='en', output_dir='.'): | |
| 19 from grit.node import empty, message | |
| 20 yield _HEADER | |
| 21 for item in root.ActiveDescendants(): | |
| 22 with item: | |
| 23 if isinstance(item, message.MessageNode): | |
| 24 yield _FormatMessage(item, lang) | |
| 25 elif isinstance(item, empty.MessagesNode): | |
| 26 yield '\n' | |
| 27 | |
| 28 | |
| 29 def _FormatMessage(item, lang): | |
| 30 """Format a single message.""" | |
| 31 | |
| 32 en_message = item.ws_at_start + item.Translate('en') + item.ws_at_end | |
| 33 # Remove position numbers from placeholders. | |
| 34 en_message = re.sub(r'%\d\$([a-z])', r'%\1', en_message) | |
| 35 # Escape double quotes. | |
| 36 en_message = re.sub(r'\\', r'\\\\', en_message) | |
| 37 en_message = re.sub(r'"', r'\"', en_message) | |
| 38 | |
| 39 loc_message = item.ws_at_start + item.Translate(lang) + item.ws_at_end | |
| 40 # Escape double quotes. | |
| 41 loc_message = re.sub(r'\\', r'\\\\', loc_message) | |
| 42 loc_message = re.sub(r'"', r'\"', loc_message) | |
| 43 | |
| 44 return '\nlocalizedStrings["%s"] = "%s";' % (en_message, loc_message) | |
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