blob: ea0c3191abb4f6cf3c62b934af4bb54cb7061e74 [file] [log] [blame]
// Copyright (c) 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/history/history_tab_helper.h"
#include <utility>
#include "build/build_config.h"
#include "chrome/browser/history/history_service_factory.h"
#include "chrome/browser/prerender/prerender_contents.h"
#include "chrome/browser/prerender/prerender_manager.h"
#include "chrome/browser/prerender/prerender_manager_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "components/history/content/browser/history_context_helper.h"
#include "components/history/core/browser/history_constants.h"
#include "components/history/core/browser/history_service.h"
#include "content/public/browser/navigation_entry.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_delegate.h"
#include "content/public/common/frame_navigate_params.h"
#include "ui/base/page_transition_types.h"
#if defined(OS_ANDROID)
#include "chrome/browser/android/background_tab_manager.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_finder.h"
#if defined(OS_ANDROID)
using chrome::android::BackgroundTabManager;
using content::NavigationEntry;
using content::WebContents;
namespace {
// Referrer used for clicks on article suggestions on the NTP.
const char kChromeContentSuggestionsReferrer[] =
} // namespace
HistoryTabHelper::HistoryTabHelper(WebContents* web_contents)
: content::WebContentsObserver(web_contents) {}
HistoryTabHelper::~HistoryTabHelper() {
void HistoryTabHelper::UpdateHistoryForNavigation(
const history::HistoryAddPageArgs& add_page_args) {
history::HistoryService* hs = GetHistoryService();
if (hs)
const GURL& virtual_url,
base::Time timestamp,
int nav_entry_id,
content::NavigationHandle* navigation_handle) {
// Clicks on content suggestions on the NTP should not contribute to the
// Most Visited tiles in the NTP.
const bool consider_for_ntp_most_visited =
navigation_handle->GetReferrer().url != kChromeContentSuggestionsReferrer;
const bool status_code_is_error =
navigation_handle->GetResponseHeaders() &&
(navigation_handle->GetResponseHeaders()->response_code() >= 400) &&
(navigation_handle->GetResponseHeaders()->response_code() < 600);
// Top-level frame navigations are visible; everything else is hidden.
// Also hide top-level navigations that result in an error in order to
// prevent the omnibox from suggesting URLs that have never been navigated
// to successfully. (If a top-level navigation to the URL succeeds at some
// point, the URL will be unhidden and thus eligible to be suggested by the
// omnibox.)
const bool hidden =
!ui::PageTransitionIsMainFrame(navigation_handle->GetPageTransition()) ||
history::HistoryAddPageArgs add_page_args(
navigation_handle->GetURL(), timestamp,
history::ContextIDForWebContents(web_contents()), nav_entry_id,
navigation_handle->GetPageTransition(), hidden, history::SOURCE_BROWSED,
navigation_handle->DidReplaceEntry(), consider_for_ntp_most_visited,
? base::Optional<base::string16>(
: base::nullopt);
if (ui::PageTransitionIsMainFrame(navigation_handle->GetPageTransition()) &&
virtual_url != navigation_handle->GetURL()) {
// Hack on the "virtual" URL so that it will appear in history. For some
// types of URLs, we will display a magic URL that is different from where
// the page is actually navigated. We want the user to see in history what
// they saw in the URL bar, so we add the virtual URL as a redirect. This
// only applies to the main frame, as the virtual URL doesn't apply to
// sub-frames.
add_page_args.url = virtual_url;
if (!add_page_args.redirects.empty())
add_page_args.redirects.back() = virtual_url;
return add_page_args;
void HistoryTabHelper::DidFinishNavigation(
content::NavigationHandle* navigation_handle) {
if (!navigation_handle->HasCommitted())
if (navigation_handle->IsInMainFrame()) {
is_loading_ = true;
num_title_changes_ = 0;
} else if (!navigation_handle->HasSubframeNavigationEntryCommitted()) {
// Filter out unwanted URLs. We don't add auto-subframe URLs that don't
// change which NavigationEntry is current. They are a large part of history
// (think iframes for ads) and we never display them in history UI. We will
// still add manual subframes, which are ones the user has clicked on to
// get.
// Update history. Note that this needs to happen after the entry is complete,
// which WillNavigate[Main,Sub]Frame will do before this function is called.
if (!navigation_handle->ShouldUpdateHistory())
// Most of the time, the displayURL matches the loaded URL, but for about:
// URLs, we use a data: URL as the real value. We actually want to save the
// about: URL to the history db and keep the data: URL hidden. This is what
// the WebContents' URL getter does.
NavigationEntry* last_committed =
const history::HistoryAddPageArgs& add_page_args =
web_contents()->GetURL(), last_committed->GetTimestamp(),
last_committed->GetUniqueID(), navigation_handle);
prerender::PrerenderManager* prerender_manager =
if (prerender_manager) {
prerender::PrerenderContents* prerender_contents =
if (prerender_contents) {
#if defined(OS_ANDROID)
auto* background_tab_manager = BackgroundTabManager::GetInstance();
if (background_tab_manager->IsBackgroundTab(web_contents())) {
// No history insertion is done for now since this is a tab that speculates
// future navigations. Just caching and returning for now.
// Don't update history if this web contents isn't associated with a tab.
Browser* browser = chrome::FindBrowserWithWebContents(web_contents());
if (!browser || browser->is_app())
void HistoryTabHelper::DidFinishLoad(
content::RenderFrameHost* render_frame_host,
const GURL& validated_url) {
if (render_frame_host->GetParent())
is_loading_ = false;
last_load_completion_ = base::TimeTicks::Now();
void HistoryTabHelper::TitleWasSet(NavigationEntry* entry) {
if (!entry)
// Protect against pages changing their title too often.
if (num_title_changes_ >= history::kMaxTitleChanges)
// Only store page titles into history if they were set while the page was
// loading or during a brief span after load is complete. This fixes the case
// where a page uses a title change to alert a user of a situation but that
// title change ends up saved in history.
if (is_loading_ || (base::TimeTicks::Now() - last_load_completion_ <
history::GetTitleSettingWindow())) {
history::HistoryService* hs = GetHistoryService();
if (hs) {
hs->SetPageTitle(entry->GetVirtualURL(), entry->GetTitleForDisplay());
history::HistoryService* HistoryTabHelper::GetHistoryService() {
Profile* profile =
if (profile->IsOffTheRecord())
return NULL;
return HistoryServiceFactory::GetForProfile(
profile, ServiceAccessType::IMPLICIT_ACCESS);
void HistoryTabHelper::WebContentsDestroyed() {
// We update the history for this URL.
WebContents* tab = web_contents();
Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
if (profile->IsOffTheRecord())
history::HistoryService* hs = HistoryServiceFactory::GetForProfile(
profile, ServiceAccessType::IMPLICIT_ACCESS);
if (hs) {
NavigationEntry* entry = tab->GetController().GetLastCommittedEntry();
history::ContextID context_id = history::ContextIDForWebContents(tab);
if (entry) {
hs->UpdateWithPageEndTime(context_id, entry->GetUniqueID(), tab->GetURL(),