| #!/usr/bin/env python |
| # Copyright (c) 2012 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. |
| |
| """Python API for retrieving API keys. |
| |
| Note that this does not have the exact same semantics as the C++ API |
| in google_api_keys.h, since it does not have access to gyp variables |
| or preprocessor defines. |
| """ |
| |
| import os |
| import re |
| import sys |
| |
| |
| # The token returned when an API key is unset. |
| DUMMY_TOKEN = 'dummytoken' |
| |
| |
| def _GetTokenFromOfficialFile(token_name): |
| """Parses the token from the official file if it exists, else returns None.""" |
| official_path = os.path.join(os.path.dirname(__file__), |
| 'internal/google_chrome_api_keys.h') |
| if not os.path.isfile(official_path): |
| return None |
| |
| line_regexp = '^#define\s*%s\s*"([^"]+)"' % token_name |
| line_pattern = re.compile(line_regexp) |
| def ParseLine(current_line): |
| result = line_pattern.match(current_line) |
| if result: |
| return result.group(1) |
| else: |
| return None |
| |
| with open(official_path) as f: |
| current_line = '' |
| for line in f: |
| if line.endswith('\\\n'): |
| current_line += line[:-2] |
| else: |
| # Last line in multi-line #define, or a line that is not a |
| # continuation line. |
| current_line += line |
| token = ParseLine(current_line) |
| if token: |
| if current_line.count('"') != 2: |
| raise Exception( |
| 'Embedded quotes and multi-line strings are not supported.') |
| return token |
| current_line = '' |
| return None |
| |
| |
| def _GetToken(token_name): |
| """Returns the API token with the given name, or DUMMY_TOKEN by default.""" |
| if token_name in os.environ: |
| return os.environ[token_name] |
| token = _GetTokenFromOfficialFile(token_name) |
| if token: |
| return token |
| else: |
| return DUMMY_TOKEN |
| |
| |
| def GetAPIKey(): |
| """Returns the simple API key.""" |
| return _GetToken('GOOGLE_API_KEY') |
| |
| |
| def GetAPIKeyPhysicalWebTest(): |
| """Returns the API key to test Physical Web service.""" |
| return _GetToken('GOOGLE_API_KEY_PHYSICAL_WEB_TEST') |
| |
| |
| def GetClientID(client_name): |
| """Returns the OAuth 2.0 client ID for the client of the given name.""" |
| return _GetToken('GOOGLE_CLIENT_ID_%s' % client_name) |
| |
| |
| def GetClientSecret(client_name): |
| """Returns the OAuth 2.0 client secret for the client of the given name.""" |
| return _GetToken('GOOGLE_CLIENT_SECRET_%s' % client_name) |
| |
| |
| if __name__ == "__main__": |
| print 'GOOGLE_API_KEY=%s' % GetAPIKey() |
| print 'GOOGLE_CLIENT_ID_MAIN=%s' % GetClientID('MAIN') |
| print 'GOOGLE_CLIENT_SECRET_MAIN=%s' % GetClientSecret('MAIN') |
| print 'GOOGLE_CLIENT_ID_CLOUD_PRINT=%s' % GetClientID('CLOUD_PRINT') |
| print 'GOOGLE_CLIENT_SECRET_CLOUD_PRINT=%s' % GetClientSecret('CLOUD_PRINT') |
| print 'GOOGLE_CLIENT_ID_REMOTING=%s' % GetClientID('REMOTING') |
| print 'GOOGLE_CLIENT_SECRET_REMOTING=%s' % GetClientSecret('REMOTING') |
| print 'GOOGLE_CLIENT_ID_REMOTING_HOST=%s' % GetClientID('REMOTING_HOST') |
| print 'GOOGLE_CLIENT_SECRET_REMOTING_HOST=%s' % GetClientSecret( |
| 'REMOTING_HOST') |
| print 'GOOGLE_CLIENT_ID_REMOTING_IDENTITY_API=%s' %GetClientID( |
| 'REMOTING_IDENTITY_API') |