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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/browser_instant_controller.h"
#include "base/functional/bind.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/browser/search_engines/template_url_service_factory.h"
#include "chrome/browser/search_engines/ui_thread_search_terms_data.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/common/url_constants.h"
#include "components/infobars/content/content_infobar_manager.h"
#include "content/public/browser/browser_task_traits.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/referrer.h"
#include "ui/base/page_transition_types.h"
// BrowserInstantController ---------------------------------------------------
BrowserInstantController::BrowserInstantController(
Profile* profile,
TabStripModel* tab_strip_model)
: profile_(profile),
tab_strip_model_(tab_strip_model),
instant_(profile, tab_strip_model) {
TemplateURLService* template_url_service =
TemplateURLServiceFactory::GetForProfile(profile_.get());
// TemplateURLService can be null in tests.
if (template_url_service) {
search_engine_base_url_tracker_ =
std::make_unique<SearchEngineBaseURLTracker>(
template_url_service, std::make_unique<UIThreadSearchTermsData>(),
base::BindRepeating(
&BrowserInstantController::OnSearchEngineBaseURLChanged,
base::Unretained(this)));
}
}
BrowserInstantController::~BrowserInstantController() = default;
void BrowserInstantController::OnSearchEngineBaseURLChanged(
SearchEngineBaseURLTracker::ChangeReason change_reason) {
int count = tab_strip_model_->count();
for (int index = 0; index < count; ++index) {
content::WebContents* contents = tab_strip_model_->GetWebContentsAt(index);
if (!contents) {
continue;
}
GURL site_url =
contents->GetPrimaryMainFrame()->GetSiteInstance()->GetSiteURL();
bool is_ntp = site_url == GURL(chrome::kChromeUINewTabPageURL) ||
site_url == GURL(chrome::kChromeUINewTabPageThirdPartyURL);
if (!is_ntp) {
InstantService* instant_service =
InstantServiceFactory::GetForProfile(profile_.get());
if (instant_service) {
content::RenderProcessHost* rph =
contents->GetPrimaryMainFrame()->GetProcess();
is_ntp = instant_service->IsInstantProcess(rph->GetDeprecatedID());
}
}
if (!is_ntp) {
continue;
}
// When default search engine is changed navigate to chrome://newtab which
// will redirect to the new tab page associated with the search engine.
GURL url(chrome::kChromeUINewTabURL);
content::NavigationController::LoadURLParams params(url);
params.should_replace_current_entry = true;
params.referrer = content::Referrer();
params.transition_type = ui::PAGE_TRANSITION_RELOAD;
contents->GetController().LoadURLWithParams(params);
}
}
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