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// Copyright 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.
#include "chrome/browser/search_engines/search_terms_data.h"
#include "base/logging.h"
#include "base/metrics/field_trial.h"
#include "base/string_number_conversions.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/google/google_url_tracker.h"
#include "chrome/browser/google/google_util.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser_instant_controller.h"
#include "chrome/browser/ui/search/search.h"
#include "content/public/browser/browser_thread.h"
#include "googleurl/src/gurl.h"
#if defined(ENABLE_RLZ)
#include "chrome/browser/rlz/rlz.h"
#endif
using content::BrowserThread;
SearchTermsData::SearchTermsData() {
}
SearchTermsData::~SearchTermsData() {
}
std::string SearchTermsData::GoogleBaseURLValue() const {
return GoogleURLTracker::kDefaultGoogleHomepage;
}
std::string SearchTermsData::GoogleBaseSuggestURLValue() const {
// Start with the Google base URL.
const GURL base_url(GoogleBaseURLValue());
DCHECK(base_url.is_valid());
GURL::Replacements repl;
// Replace any existing path with "/complete/".
// SetPathStr() requires its argument to stay in scope as long as |repl| is,
// so "/complete/" can't be passed to SetPathStr() directly, it needs to be in
// a variable.
const std::string suggest_path("/complete/");
repl.SetPathStr(suggest_path);
// Clear the query and ref.
repl.ClearQuery();
repl.ClearRef();
return base_url.ReplaceComponents(repl).spec();
}
std::string SearchTermsData::GetApplicationLocale() const {
return "en";
}
string16 SearchTermsData::GetRlzParameterValue() const {
return string16();
}
std::string SearchTermsData::GetSearchClient() const {
return std::string();
}
std::string SearchTermsData::InstantEnabledParam() const {
return std::string();
}
std::string SearchTermsData::InstantExtendedEnabledParam() const {
return std::string();
}
// static
std::string* UIThreadSearchTermsData::google_base_url_ = NULL;
UIThreadSearchTermsData::UIThreadSearchTermsData(Profile* profile)
: profile_(profile) {
DCHECK(!BrowserThread::IsWellKnownThread(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
}
std::string UIThreadSearchTermsData::GoogleBaseURLValue() const {
DCHECK(!BrowserThread::IsWellKnownThread(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
if (google_base_url_)
return *google_base_url_;
return profile_ ? GoogleURLTracker::GoogleURL(profile_).spec() :
SearchTermsData::GoogleBaseURLValue();
}
std::string UIThreadSearchTermsData::GetApplicationLocale() const {
DCHECK(!BrowserThread::IsWellKnownThread(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
return g_browser_process->GetApplicationLocale();
}
// Android implementations are located in search_terms_data_android.cc.
#if !defined(OS_ANDROID)
string16 UIThreadSearchTermsData::GetRlzParameterValue() const {
DCHECK(!BrowserThread::IsWellKnownThread(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
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_util::GetBrand(&brand) && !brand.empty() &&
!google_util::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.
RLZTracker::GetAccessPointRlz(RLZTracker::CHROME_OMNIBOX, &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::IsWellKnownThread(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
return std::string();
}
#endif
std::string UIThreadSearchTermsData::InstantEnabledParam() const {
DCHECK(!BrowserThread::IsWellKnownThread(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
if (profile_) {
uint32 instant_extended_api_version =
chrome::search::EmbeddedSearchPageVersion(profile_);
if (instant_extended_api_version == 0 &&
chrome::BrowserInstantController::IsInstantEnabled(profile_))
return "ion=1&";
}
return std::string();
}
std::string UIThreadSearchTermsData::InstantExtendedEnabledParam() const {
DCHECK(!BrowserThread::IsWellKnownThread(BrowserThread::UI) ||
BrowserThread::CurrentlyOn(BrowserThread::UI));
if (profile_) {
uint32 instant_extended_api_version =
chrome::search::EmbeddedSearchPageVersion(profile_);
if (instant_extended_api_version != 0) {
return std::string(google_util::kInstantExtendedAPIParam) + "=" +
base::Uint64ToString(instant_extended_api_version) + "&";
}
}
return 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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