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// 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.
#include "chrome/browser/bookmarks/enhanced_bookmarks_features.h"
#include "base/command_line.h"
#include "base/metrics/field_trial.h"
#include "base/sha1.h"
#include "base/strings/string_number_conversions.h"
#include "chrome/common/chrome_switches.h"
#include "components/variations/variations_associated_data.h"
#include "extensions/common/features/feature.h"
#include "extensions/common/features/feature_provider.h"
namespace {
const char kFieldTrialName[] = "EnhancedBookmarks";
bool IsBookmarksExtensionHash(const std::string& sha1_hex) {
return sha1_hex == "D5736E4B5CF695CB93A2FB57E4FDC6E5AFAB6FE2" ||
sha1_hex == "D57DE394F36DC1C3220E7604C575D29C51A6C495";
}
}; // namespace
bool IsBookmarksExtensionInstalled(
const extensions::ExtensionIdSet& extension_ids) {
// Compare installed extension ids with ones we expect.
for (extensions::ExtensionIdSet::const_iterator iter = extension_ids.begin();
iter != extension_ids.end(); ++iter) {
const std::string id_hash = base::SHA1HashString(*iter);
DCHECK_EQ(id_hash.length(), base::kSHA1Length);
std::string hash = base::HexEncode(id_hash.c_str(), id_hash.length());
if (IsBookmarksExtensionHash(hash))
return true;
}
return false;
}
bool OptInIntoBookmarksExperiment() {
if (base::FieldTrialList::FindFullName(kFieldTrialName) != "Default")
return false;
// Opt-in user into Finch group.
CommandLine* command_line = CommandLine::ForCurrentProcess();
command_line->AppendSwitch(switches::kManualEnhancedBookmarks);
return true;
}
bool IsEnhancedBookmarksExperimentEnabled() {
CommandLine* command_line = CommandLine::ForCurrentProcess();
if (command_line->HasSwitch(switches::kManualEnhancedBookmarks))
return true;
std::string ext_id = GetEnhancedBookmarksExtensionIdFromFinch();
extensions::FeatureProvider* feature_provider =
extensions::FeatureProvider::GetPermissionFeatures();
extensions::Feature* feature = feature_provider->GetFeature("metricsPrivate");
return feature && feature->IsIdInWhitelist(ext_id);
}
bool IsEnableDomDistillerSet() {
if (CommandLine::ForCurrentProcess()->
HasSwitch(switches::kEnableDomDistiller)) {
return true;
}
if (chrome_variations::GetVariationParamValue(
kFieldTrialName, "enable-dom-distiller") == "1")
return true;
return false;
}
bool IsEnableSyncArticlesSet() {
if (CommandLine::ForCurrentProcess()->
HasSwitch(switches::kEnableSyncArticles)) {
return true;
}
if (chrome_variations::GetVariationParamValue(
kFieldTrialName, "enable-sync-articles") == "1")
return true;
return false;
}
std::string GetEnhancedBookmarksExtensionIdFromFinch() {
return chrome_variations::GetVariationParamValue(kFieldTrialName, "id");
}
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