| # Copyright 2013 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 os |
| |
| from telemetry.internal.backends.chrome import crx_id |
| |
| |
| class ExtensionPathNonExistentException(Exception): |
| pass |
| |
| class MissingPublicKeyException(Exception): |
| pass |
| |
| class ExtensionToLoad(object): |
| def __init__(self, path, browser_type): |
| if not os.path.isdir(path): |
| raise ExtensionPathNonExistentException( |
| 'Extension path not a directory %s' % path) |
| self._path = path |
| self._local_path = path |
| # It is possible that we are running telemetry on Windows targeting |
| # a remote CrOS or Android device. In this case, we need the |
| # browser_type argument to determine how we should encode |
| # the extension path. |
| self._is_win = (os.name == 'nt' |
| and not (browser_type.startswith('android') |
| or browser_type.startswith('cros'))) |
| |
| @property |
| def extension_id(self): |
| """Unique extension id of this extension.""" |
| if crx_id.HasPublicKey(self._path): |
| # Calculate extension id from the public key. |
| return crx_id.GetCRXAppID(os.path.realpath(self._path)) |
| else: |
| # Calculate extension id based on the path on the device. |
| return crx_id.GetCRXAppID( |
| os.path.realpath(self._local_path), |
| from_file_path=True, |
| is_win_path=self._is_win) |
| |
| @property |
| def path(self): |
| """Path to extension source directory.""" |
| return self._path |
| |
| @property |
| def local_path(self): |
| """Path to extension destination directory, for remote instances of |
| chrome""" |
| return self._local_path |
| |
| @local_path.setter |
| def local_path(self, local_path): |
| self._local_path = local_path |
| |
