Implements RLZTrackerDelegate on iOS.

ios/chrome/browser/rlz/rlz_tracker_delegate_impl.cc

+// Copyright 2015 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 "ios/chrome/browser/rlz/rlz_tracker_delegate_impl.h"
+
+#include "base/command_line.h"
+#include "base/logging.h"
+#include "base/prefs/pref_service.h"
+#include "components/google/core/browser/google_util.h"
+#include "components/omnibox/browser/omnibox_log.h"
+#include "components/search_engines/template_url.h"
+#include "components/search_engines/template_url_service.h"
+#include "ios/chrome/browser/application_context.h"
+#include "ios/chrome/browser/google/google_brand.h"
+#include "ios/chrome/browser/omnibox/omnibox_edit_model_observer_relay.h"
+#include "ios/chrome/browser/pref_names.h"
+#include "ios/chrome/browser/search_engines/template_url_service_factory.h"
+#include "ios/public/provider/chrome/browser/browser_state/chrome_browser_state.h"
+#include "ios/web/public/web_thread.h"
+
+RLZTrackerDelegateImpl::RLZTrackerDelegateImpl() {}
+
+RLZTrackerDelegateImpl::~RLZTrackerDelegateImpl() {}
+
+// static
+bool RLZTrackerDelegateImpl::IsGoogleDefaultSearch(
+    ios::ChromeBrowserState* browser_state) {
+  bool is_google_default_search = false;
+  TemplateURLService* template_url_service =
+      ios::TemplateURLServiceFactory::GetForBrowserState(browser_state);
+  if (template_url_service) {
+    const TemplateURL* url_template =
+        template_url_service->GetDefaultSearchProvider();
+    is_google_default_search = url_template &&
+                               url_template->url_ref().HasGoogleBaseURLs(
+                                   template_url_service->search_terms_data());
+  }
+  return is_google_default_search;
+}
+
+// static
+bool RLZTrackerDelegateImpl::IsGoogleHomepage(
+    ios::ChromeBrowserState* browser_state) {
+  return google_util::IsGoogleHomePageUrl(
+      GURL(browser_state->GetPrefs()->GetString(ios::prefs::kHomePage)));
+}
+
+// static
+bool RLZTrackerDelegateImpl::IsGoogleInStartpages(
+    ios::ChromeBrowserState* browser_state) {
+  // iOS does not have a notion of startpages.
+  return false;
+}
+
+void RLZTrackerDelegateImpl::Cleanup() {
+  on_omnibox_search_callback_.Reset();
+}
+
+bool RLZTrackerDelegateImpl::IsOnUIThread() {
+  return web::WebThread::CurrentlyOn(web::WebThread::UI);
+}
+
+base::SequencedWorkerPool* RLZTrackerDelegateImpl::GetBlockingPool() {
+  return web::WebThread::GetBlockingPool();
+}
+
+net::URLRequestContextGetter* RLZTrackerDelegateImpl::GetRequestContext() {
+  return GetApplicationContext()->GetSystemURLRequestContext();
+}
+
+bool RLZTrackerDelegateImpl::GetBrand(std::string* brand) {
+  return ios::google_brand::GetBrand(brand);
+}
+
+bool RLZTrackerDelegateImpl::IsBrandOrganic(const std::string& brand) {
+  return brand.empty() || ios::google_brand::IsOrganic(brand);
+}
+
+bool RLZTrackerDelegateImpl::GetReactivationBrand(std::string* brand) {
+  // iOS does not have reactivation brand.
+  return false;
+}
+
+bool RLZTrackerDelegateImpl::ShouldEnableZeroDelayForTesting() {
+  return false;
+}
+
+bool RLZTrackerDelegateImpl::GetLanguage(base::string16* language) {
+  // TODO(thakis): Implement.
+  NOTIMPLEMENTED();
+  return false;
+}
+
+bool RLZTrackerDelegateImpl::GetReferral(base::string16* referral) {
+  // The referral program is defunct and not used. No need to implement this
+  // function on non-Win platforms.
+  return true;
+}
+
+bool RLZTrackerDelegateImpl::ClearReferral() {
+  // The referral program is defunct and not used. No need to implement this
+  // function on non-Win platforms.
+  return true;
+}
+
+void RLZTrackerDelegateImpl::SetOmniboxSearchCallback(
+    const base::Closure& callback) {
+  DCHECK(!callback.is_null());
+  on_omnibox_search_callback_ = callback;
+  on_omnibox_url_opened_subscription_ =
+      OmniboxEditModelObserverRelay::GetInstance()->RegisterCallback(
+          base::Bind(&RLZTrackerDelegateImpl::OnURLOpenedFromOmnibox,
+                     base::Unretained(this)));
+}
+
+void RLZTrackerDelegateImpl::SetHomepageSearchCallback(
+    const base::Closure& callback) {
+  NOTREACHED();
+}
+
+void RLZTrackerDelegateImpl::OnURLOpenedFromOmnibox(OmniboxLog* log) {
+  // In M-36, we made NOTIFICATION_OMNIBOX_OPENED_URL fire more often than
+  // it did previously.  The RLZ folks want RLZ's "first search" detection
+  // to remain as unaffected as possible by this change.  This test is
+  // there to keep the old behavior.
+  if (!log->is_popup_open)
+    return;
+
+  on_omnibox_url_opened_subscription_.reset();
+
+  using std::swap;
+  base::Closure callback_to_run;
+  swap(callback_to_run, on_omnibox_search_callback_);
+  if (!callback_to_run.is_null())
+    callback_to_run.Run();
+}