#?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.

import?json
import?logging
import?urlparse
from?sdk_update_common?import?Error

SOURCE_WHITELIST?=?[
??‘http://localhost/‘??#?For?testing.
??‘https://storage.googleapis.com/nativeclient-mirror/nacl/nacl_sdk‘
]

def?IsSourceValid（url）:
??#?E1101:?Instance?of?‘ParseResult‘?has?no?‘scheme‘?member
??#?pylint:?disable=E1101

??given?=?urlparse.urlparse（url）
??for?allowed_url?in?SOURCE_WHITELIST:
????allowed?=?urlparse.urlparse（allowed_url）
????if?（given.scheme?==?allowed.scheme?and
????????given.hostname?==?allowed.hostname?and
????????given.path.startswith（allowed.path））:
??????return?True
??return?False


class?Config（dict）:
??def?__init__（self?data=None）:
????dict.__init__（self）
????if?data:
??????self.update（data）
????else:
??????self.sources?=?[]

??def?LoadJson（self?json_data）:
????try:
??????self.update（json.loads（json_data））
????except?Exception?as?e:
??????raise?Error（‘Error?reading?json?config:\n%s‘?%?str（e））

??def?ToJson（self）:
????try:
??????return?json.dumps（self?sort_keys=False?indent=2）
????except?Exception?as?e:
??????raise?Error（‘Json?encoding?error?writing?config:\n%s‘?%?e）

??def?__getattr__（self?name）:
????if?name?in?self:
??????return?self[name]
????else:
??????raise?AttributeError（‘Config?does?not?contain:?%s‘?%?name）

??def?__setattr__（self?name?value）:
????self[name]?=?value

??def?AddSource（self?source）:
????if?not?IsSourceValid（source）:
??????logging.warn（‘Only?whitelisted?sources?are?allowed.?Ignoring?\“%s\“.‘?%?（
??????????source））
??????return

????if?source?in?self.sources:
??????logging.info（‘Source?\“%s\“?already?in?Config.‘?%?（source））
??????return
????self.sources.append（source）

??def?RemoveSource（self?source）:
????if?source?not?in?self.sources:
??????logging.warn（‘Source?\“%s\“?not?in?Config.‘?%?（source））
??????return
????self.sources.remove（source）

??def?RemoveAllSources（self）:
????if?not?self.sources:
??????logging.info（‘No?sources?to?remove.‘）
??????return
????self.sources?=?[]

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????39269??2018-12-04?09:46??nacl_sdk.zip
?????文件?????????601??2015-02-10?10:02??nacl_sdk\naclsdk
?????文件?????????587??2015-02-10?10:02??nacl_sdk\naclsdk.bat
?????文件?????????567??2015-02-10?10:02??nacl_sdk\sdk_cache\naclsdk_manifest2.json
?????文件????????4048??2015-02-10?10:02??nacl_sdk\sdk_tools\cacerts.txt
?????文件?????????431??2015-02-10?10:02??nacl_sdk\sdk_tools\command\command_common.py
?????文件????????1162??2015-02-10?10:02??nacl_sdk\sdk_tools\command\info.py
?????文件????????1736??2015-02-10?10:02??nacl_sdk\sdk_tools\command\list.py
?????文件?????????700??2015-02-10?10:02??nacl_sdk\sdk_tools\command\sources.py
?????文件?????????945??2015-02-10?10:02??nacl_sdk\sdk_tools\command\uninstall.py
?????文件???????13911??2015-02-10?10:02??nacl_sdk\sdk_tools\command\update.py
?????文件?????????210??2015-02-10?10:02??nacl_sdk\sdk_tools\command\__init__.py
?????文件????????2128??2015-02-10?10:02??nacl_sdk\sdk_tools\config.py
?????文件???????13554??2015-02-10?10:02??nacl_sdk\sdk_tools\cygtar.py
?????文件????????2697??2015-02-10?10:02??nacl_sdk\sdk_tools\download.py
?????文件????????1484??2015-02-10?10:02??nacl_sdk\sdk_tools\LICENSE
?????文件???????19959??2015-02-10?10:02??nacl_sdk\sdk_tools\manifest_util.py
?????文件????????4382??2015-02-10?10:02??nacl_sdk\sdk_tools\sdk_update.py
?????文件????????3249??2015-02-10?10:02??nacl_sdk\sdk_tools\sdk_update_common.py
?????文件???????12425??2015-02-10?10:02??nacl_sdk\sdk_tools\sdk_update_main.py
?????文件????????1222??2015-02-10?10:02??nacl_sdk\sdk_tools\third_party\fancy_urllib\README.chromium
?????文件???????16699??2015-02-10?10:02??nacl_sdk\sdk_tools\third_party\fancy_urllib\__init__.py
?????文件?????????205??2015-02-10?10:02??nacl_sdk\sdk_tools\third_party\__init__.py
?????文件?????????191??2015-02-10?10:02??nacl_sdk\sdk_tools\__init__.py