1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CHROME_COMMON_EXTENSIONS_FEATURES_CHROME_CHANNEL_FEATURE_FILTER_H_ 6 #define CHROME_COMMON_EXTENSIONS_FEATURES_CHROME_CHANNEL_FEATURE_FILTER_H_ 7 8 #include "chrome/common/chrome_version_info.h" 9 #include "extensions/common/features/simple_feature_filter.h" 10 11 namespace extensions { 12 13 // This filter parses a "channel" key from feature value data and makes features 14 // unavailable if they aren't stable enough for the current channel. 15 class ChromeChannelFeatureFilter : public SimpleFeatureFilter { 16 public: 17 explicit ChromeChannelFeatureFilter(SimpleFeature* feature); 18 virtual ~ChromeChannelFeatureFilter(); 19 20 // SimpleFeatureFilter implementation. 21 virtual std::string Parse(const base::DictionaryValue* value) OVERRIDE; 22 virtual Feature::Availability IsAvailableToManifest( 23 const std::string& extension_id, 24 Manifest::Type type, 25 Manifest::Location location, 26 int manifest_version, 27 Feature::Platform platform) const OVERRIDE; 28 29 private: 30 bool channel_has_been_set_; 31 chrome::VersionInfo::Channel channel_; 32 }; 33 34 } // namespace extensions 35 36 #endif // CHROME_COMMON_EXTENSIONS_FEATURES_CHROME_CHANNEL_FEATURE_FILTER_H_ 37
