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// Copyright 2014 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/search_engines/ui_thread_search_terms_data.h"
#include "base/command_line.h"
#include "base/logging.h"
#include "base/metrics/field_trial.h"
#include "build/build_config.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/google/google_brand.h"
#include "chrome/browser/google/google_url_tracker_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/search/instant_service.h"
#include "chrome/browser/search/instant_service_factory.h"
#include "chrome/browser/search/search.h"
#include "chrome/common/channel_info.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/pref_names.h"
#include "components/google/core/browser/google_url_tracker.h"
#include "components/google/core/browser/google_util.h"
#include "components/omnibox/browser/omnibox_field_trial.h"
#include "components/prefs/pref_service.h"
#include "components/search/search.h"
#include "components/version_info/version_info.h"
#include "content/public/browser/browser_thread.h"
#include "ui/base/device_form_factor.h"
#include "url/gurl.h"
#if defined(ENABLE_RLZ)
#include "components/rlz/rlz_tracker.h"
#endif
using content::BrowserThread;
// static
std::string* UIThreadSearchTermsData::google_base_url_ = NULL;
UIThreadSearchTermsData::UIThreadSearchTermsData(Profile* profile)
: profile_(profile) {
DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
}
std::string UIThreadSearchTermsData::GoogleBaseURLValue() const {
DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
if (google_base_url_)
return *google_base_url_;
GURL base_url(google_util::CommandLineGoogleBaseURL());
if (base_url.is_valid())
return base_url.spec();
if (!profile_)
return SearchTermsData::GoogleBaseURLValue();
const GoogleURLTracker* tracker =
GoogleURLTrackerFactory::GetForProfile(profile_);
return tracker ?
tracker->google_url().spec() : GoogleURLTracker::kDefaultGoogleHomepage;
}
std::string UIThreadSearchTermsData::GetApplicationLocale() const {
DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
return g_browser_process->GetApplicationLocale();
}
// Android implementations are in ui_thread_search_terms_data_android.cc.
#if !defined(OS_ANDROID)
base::string16 UIThreadSearchTermsData::GetRlzParameterValue(
bool from_app_list) const {
DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
base::string16 rlz_string;
#if defined(ENABLE_RLZ)
// For organic brandcodes do not use rlz at all. Empty brandcode usually
// means a chromium install. This is ok.
std::string brand;
if (google_brand::GetBrand(&brand) && !brand.empty() &&
!google_brand::IsOrganic(brand)) {
// This call will return false the first time(s) it is called until the
// value has been cached. This normally would mean that at most one omnibox
// search might not send the RLZ data but this is not really a problem.
rlz_lib::AccessPoint access_point = rlz::RLZTracker::ChromeOmnibox();
if (from_app_list)
access_point = rlz::RLZTracker::ChromeAppList();
rlz::RLZTracker::GetAccessPointRlz(access_point, &rlz_string);
}
#endif
return rlz_string;
}
// We can enable this on non-Android if other platforms ever want a non-empty
// search client string. There is already a unit test in place for Android
// called TemplateURLTest::SearchClient.
std::string UIThreadSearchTermsData::GetSearchClient() const {
DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
return std::string();
}
#endif
std::string UIThreadSearchTermsData::GetSuggestClient() const {
DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
#if defined(OS_ANDROID)
return ui::GetDeviceFormFactor() == ui::DEVICE_FORM_FACTOR_PHONE ?
"chrome" : "chrome-omni";
#else
return search::IsInstantExtendedAPIEnabled() ? "chrome-omni" : "chrome";
#endif
}
std::string UIThreadSearchTermsData::GetSuggestRequestIdentifier() const {
DCHECK(!BrowserThread::IsThreadInitialized(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
#if defined(OS_ANDROID)
if (ui::GetDeviceFormFactor() == ui::DEVICE_FORM_FACTOR_PHONE)
return "chrome-mobile-ext-ansg";
#endif
return "chrome-ext-ansg";
}
std::string UIThreadSearchTermsData::InstantExtendedEnabledParam(
bool for_search) const {
return search::InstantExtendedEnabledParam(for_search);
}
std::string UIThreadSearchTermsData::ForceInstantResultsParam(
bool for_prerender) const {
return search::ForceInstantResultsParam(for_prerender);
}
// It's acutally OK to call this method on any thread, but it's currently placed
// in UIThreadSearchTermsData since SearchTermsData cannot depend on src/chrome
// as it is shared with iOS.
std::string UIThreadSearchTermsData::GoogleImageSearchSource() const {
std::string version(version_info::GetProductName() + " " +
version_info::GetVersionNumber());
if (version_info::IsOfficialBuild())
version += " (Official)";
version += " " + version_info::GetOSType();
std::string modifier(chrome::GetChannelString());
if (!modifier.empty())
version += " " + modifier;
return version;
}
std::string UIThreadSearchTermsData::GetAcceptLanguages() const {
return profile_ ? profile_->GetPrefs()->GetString(prefs::kAcceptLanguages)
: std::string();
}
// static
void UIThreadSearchTermsData::SetGoogleBaseURL(const std::string& base_url) {
delete google_base_url_;
google_base_url_ = base_url.empty() ? NULL : new std::string(base_url);
}
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