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bookmark_app_experimental_navigation_throttle.cc
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bookmark_app_experimental_navigation_throttle.cc
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// Copyright 2017 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/extensions/bookmark_app_experimental_navigation_throttle.h"
#include <memory>
#include "base/bind.h"
#include "base/logging.h"
#include "base/metrics/histogram_macros.h"
#include "base/threading/thread_task_runner_handle.h"
#include "chrome/browser/extensions/bookmark_app_navigation_throttle_utils.h"
#include "chrome/browser/prerender/prerender_contents.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/renderer_host/chrome_navigation_ui_data.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/browser/ui/extensions/app_launch_params.h"
#include "chrome/browser/ui/extensions/application_launch.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/navigation_entry.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/web_contents.h"
#include "extensions/common/extension.h"
#include "ui/base/mojo/window_open_disposition_struct_traits.h"
#include "ui/base/page_transition_types.h"
#include "ui/base/window_open_disposition.h"
#include "url/gurl.h"
using content::BrowserThread;
namespace extensions {
namespace {
// Non-app site navigations: The majority of navigations will be in-browser to
// sites for which there is no app installed. These navigations offer no insight
// so we avoid recording their outcome.
void RecordProceedWithTransitionType(ui::PageTransition transition_type) {
if (PageTransitionCoreTypeIs(transition_type, ui::PAGE_TRANSITION_LINK)) {
// Link navigations are a special case and shouldn't use this code path.
NOTREACHED();
} else if (PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_TYPED)) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedTransitionTyped);
} else if (PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_AUTO_BOOKMARK)) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedTransitionAutoBookmark);
} else if (PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_AUTO_SUBFRAME)) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedTransitionAutoSubframe);
} else if (PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_MANUAL_SUBFRAME)) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedTransitionManualSubframe);
} else if (PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_GENERATED)) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedTransitionGenerated);
} else if (PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_AUTO_TOPLEVEL)) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedTransitionAutoToplevel);
} else if (PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_FORM_SUBMIT)) {
// Form navigations are a special case and shouldn't use this code path.
// TODO(crbug.com/772803): Add NOTREACHED() once form navigations are
// handled.
} else if (PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_RELOAD)) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedTransitionReload);
} else if (PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_KEYWORD)) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedTransitionKeyword);
} else if (PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_KEYWORD_GENERATED)) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::
kProceedTransitionKeywordGenerated);
} else {
NOTREACHED();
}
}
void RecordProceedWithDisposition(WindowOpenDisposition disposition) {
BookmarkAppNavigationThrottleResult result =
BookmarkAppNavigationThrottleResult::kProceedDispositionSingletonTab;
switch (disposition) {
case WindowOpenDisposition::UNKNOWN:
case WindowOpenDisposition::SAVE_TO_DISK:
case WindowOpenDisposition::IGNORE_ACTION:
// These values don't result in a navigation, so they will never be
// passed to this class.
NOTREACHED();
break;
case WindowOpenDisposition::CURRENT_TAB:
case WindowOpenDisposition::NEW_FOREGROUND_TAB:
case WindowOpenDisposition::NEW_WINDOW:
case WindowOpenDisposition::OFF_THE_RECORD:
// These navigations are special cases and are handled elsewhere.
NOTREACHED();
break;
case WindowOpenDisposition::SINGLETON_TAB:
result =
BookmarkAppNavigationThrottleResult::kProceedDispositionSingletonTab;
break;
case WindowOpenDisposition::NEW_BACKGROUND_TAB:
result = BookmarkAppNavigationThrottleResult::
kProceedDispositionNewBackgroundTab;
break;
case WindowOpenDisposition::NEW_POPUP:
result = BookmarkAppNavigationThrottleResult::kProceedDispositionNewPopup;
break;
case WindowOpenDisposition::SWITCH_TO_TAB:
result =
BookmarkAppNavigationThrottleResult::kProceedDispositionSwitchToTab;
break;
}
RecordBookmarkAppNavigationThrottleResult(result);
}
} // namespace
// static
std::unique_ptr<content::NavigationThrottle>
BookmarkAppExperimentalNavigationThrottle::MaybeCreateThrottleFor(
content::NavigationHandle* navigation_handle) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
DVLOG(1) << "Considering URL for interception: "
<< navigation_handle->GetURL().spec();
if (!navigation_handle->IsInMainFrame()) {
DVLOG(1) << "Don't intercept: Navigation is not in main frame.";
return nullptr;
}
content::BrowserContext* browser_context =
navigation_handle->GetWebContents()->GetBrowserContext();
Profile* profile = Profile::FromBrowserContext(browser_context);
if (profile->GetProfileType() == Profile::INCOGNITO_PROFILE) {
DVLOG(1) << "Don't intercept: Navigation is in incognito.";
return nullptr;
}
DVLOG(1) << "Attaching Bookmark App Navigation Throttle.";
return std::make_unique<
extensions::BookmarkAppExperimentalNavigationThrottle>(navigation_handle);
}
BookmarkAppExperimentalNavigationThrottle::
BookmarkAppExperimentalNavigationThrottle(
content::NavigationHandle* navigation_handle)
: content::NavigationThrottle(navigation_handle), weak_ptr_factory_(this) {}
BookmarkAppExperimentalNavigationThrottle::
~BookmarkAppExperimentalNavigationThrottle() {}
const char* BookmarkAppExperimentalNavigationThrottle::GetNameForLogging() {
return "BookmarkAppExperimentalNavigationThrottle";
}
content::NavigationThrottle::ThrottleCheckResult
BookmarkAppExperimentalNavigationThrottle::WillStartRequest() {
return ProcessNavigation(false /* is_redirect */);
}
content::NavigationThrottle::ThrottleCheckResult
BookmarkAppExperimentalNavigationThrottle::WillRedirectRequest() {
return ProcessNavigation(true /* is_redirect */);
}
content::NavigationThrottle::ThrottleCheckResult
BookmarkAppExperimentalNavigationThrottle::ProcessNavigation(bool is_redirect) {
content::WebContents* source = navigation_handle()->GetWebContents();
scoped_refptr<const Extension> target_app =
GetTargetApp(source, navigation_handle()->GetURL());
if (navigation_handle()->WasStartedFromContextMenu()) {
DVLOG(1) << "Don't intercept: Navigation started from the context menu.";
// See "Non-app site navigations" note above.
if (target_app) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedStartedFromContextMenu);
}
return content::NavigationThrottle::PROCEED;
}
ui::PageTransition transition_type = navigation_handle()->GetPageTransition();
// When launching an app, if the page redirects to an out-of-scope URL, then
// continue the navigation in a regular browser window. (Launching an app
// results in an AUTO_BOOKMARK transition).
//
// Note that for non-redirecting app launches, GetAppForWindow() might return
// null, because the navigation's WebContents might not be attached to a
// window yet.
//
// TODO(crbug.com/789051): Possibly fall through to the logic below to
// open target in app window, if it belongs to an app.
if (is_redirect && PageTransitionCoreTypeIs(
transition_type, ui::PAGE_TRANSITION_AUTO_BOOKMARK)) {
auto app_for_window = GetAppForWindow(source);
// If GetAppForWindow returned nullptr, we are already in the browser, so
// don't open a new tab.
if (app_for_window && app_for_window != target_app) {
DVLOG(1) << "Out-of-scope navigation during launch. Opening in Chrome.";
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::
kOpenInChromeProceedOutOfScopeLaunch);
Browser* browser = chrome::FindBrowserWithWebContents(source);
DCHECK(browser);
chrome::OpenInChrome(browser);
return content::NavigationThrottle::PROCEED;
}
}
if (!PageTransitionCoreTypeIs(transition_type, ui::PAGE_TRANSITION_LINK) &&
!PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_FORM_SUBMIT)) {
DVLOG(1) << "Don't intercept: Transition type is "
<< PageTransitionGetCoreTransitionString(transition_type);
// We are in one of three possible states:
// 1. In-browser no-target-app navigations,
// 2. In-browser same-scope navigations, or
// 3. In-app same-scope navigations
// Ignore (1) since that's the majority of navigations and offer no insight.
if (target_app)
RecordProceedWithTransitionType(transition_type);
return content::NavigationThrottle::PROCEED;
}
int32_t transition_qualifier = PageTransitionGetQualifier(transition_type);
if (transition_qualifier & ui::PAGE_TRANSITION_FORWARD_BACK) {
DVLOG(1) << "Don't intercept: Forward or back navigation.";
// See "Non-app site navigations" note above.
if (target_app) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedTransitionForwardBack);
}
return content::NavigationThrottle::PROCEED;
}
if (transition_qualifier & ui::PAGE_TRANSITION_FROM_ADDRESS_BAR) {
DVLOG(1) << "Don't intercept: Address bar navigation.";
// See "Non-app site navigations" note above.
if (target_app) {
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::
kProceedTransitionFromAddressBar);
}
return content::NavigationThrottle::PROCEED;
}
const ChromeNavigationUIData* ui_data =
static_cast<const ChromeNavigationUIData*>(
navigation_handle()->GetNavigationUIData());
WindowOpenDisposition disposition = ui_data->window_open_disposition();
// CURRENT_TAB is used when clicking on links that just navigate the frame
// We always want to intercept these navigations.
//
// FOREGROUND_TAB is used when clicking on links that open a new tab in the
// foreground e.g. target=_blank links, trying to open a tab inside an app
// window when there are no regular browser windows, Ctrl + Shift + Clicking
// a link, etc. We want to ignore Ctrl + Shift + Click navigations.
// TODO(crbug.com/786835): Stop intercepting FOREGROUND_TAB navigations from
// Ctrl + Shift + Click.
//
// NEW_WINDOW is used when shift + clicking a link or when clicking
// "Open in new window" in the context menu. We want to intercept these
// navigations but only if they come from an app.
// TODO(crbug.com/786838): Stop intercepting NEW_WINDOW navigations outside
// the app.
if (disposition != WindowOpenDisposition::CURRENT_TAB &&
disposition != WindowOpenDisposition::NEW_FOREGROUND_TAB &&
disposition != WindowOpenDisposition::NEW_WINDOW) {
DVLOG(1) << "Don't override: Disposition is "
<< mojo::EnumTraits<ui::mojom::WindowOpenDisposition,
WindowOpenDisposition>::ToMojom(disposition);
RecordProceedWithDisposition(disposition);
return content::NavigationThrottle::PROCEED;
}
scoped_refptr<const Extension> app_for_window = GetAppForWindow(source);
if (app_for_window == target_app) {
if (app_for_window) {
DVLOG(1) << "Don't intercept: The target URL is in the same scope as the "
<< "current app.";
// We know we are navigating within the same app window (both
// |app_for_window| and |target_app| are the same and non-null). This is
// relevant, so record the result.
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedInAppSameScope);
} else {
DVLOG(1) << "No matching Bookmark App for URL: "
<< navigation_handle()->GetURL();
// See "Non-app site navigations" note above.
}
DVLOG(1) << "Don't intercept: The target URL is in the same scope as the "
<< "current app.";
return content::NavigationThrottle::PROCEED;
}
// If this is a browser tab, and the user is submitting a form, then keep the
// navigation in the browser tab.
if (!app_for_window &&
PageTransitionCoreTypeIs(transition_type,
ui::PAGE_TRANSITION_FORM_SUBMIT)) {
DVLOG(1) << "Keep form submissions in the browser.";
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedInBrowserFormSubmission);
return content::NavigationThrottle::PROCEED;
}
// If this is a browser tab, and the current and target URL are within-scope
// of the same app, don't intercept the navigation.
// This ensures that navigating from
// https://www.youtube.com/ to https://www.youtube.com/some_video doesn't
// open a new app window if the Youtube app is installed, but navigating from
// https://www.google.com/ to https://www.google.com/maps does open a new
// app window if only the Maps app is installed.
if (!app_for_window && target_app == GetAppForMainFrameURL(source)) {
DVLOG(1) << "Don't intercept: Keep same-app navigations in the browser.";
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kProceedInBrowserSameScope);
return content::NavigationThrottle::PROCEED;
}
if (target_app) {
auto* prerender_contents =
prerender::PrerenderContents::FromWebContents(source);
if (prerender_contents) {
// If prerendering, don't launch the app but abort the navigation.
prerender_contents->Destroy(
prerender::FINAL_STATUS_NAVIGATION_INTERCEPTED);
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kCancelPrerenderContents);
return content::NavigationThrottle::CANCEL_AND_IGNORE;
}
content::NavigationEntry* last_entry =
source->GetController().GetLastCommittedEntry();
// We are about to open a new app window context. Record the time since the
// last navigation in this context. (If it is very small, this context
// probably redirected immediately, which is a bad user experience.)
if (last_entry && !last_entry->GetTimestamp().is_null()) {
UMA_HISTOGRAM_MEDIUM_TIMES(
"Extensions.BookmarkApp.TimeBetweenOpenAppAndLastNavigation",
base::Time::Now() - last_entry->GetTimestamp());
}
content::NavigationThrottle::ThrottleCheckResult result =
OpenInAppWindowAndCloseTabIfNecessary(target_app);
BookmarkAppNavigationThrottleResult open_in_app_result;
switch (result.action()) {
case content::NavigationThrottle::DEFER:
open_in_app_result = BookmarkAppNavigationThrottleResult::
kDeferMovingContentsToNewAppWindow;
break;
case content::NavigationThrottle::CANCEL_AND_IGNORE:
open_in_app_result =
BookmarkAppNavigationThrottleResult::kCancelOpenedApp;
break;
default:
NOTREACHED();
open_in_app_result = BookmarkAppNavigationThrottleResult::
kDeferMovingContentsToNewAppWindow;
}
RecordBookmarkAppNavigationThrottleResult(open_in_app_result);
return result;
}
if (app_for_window) {
// The experience when navigating to an out-of-scope website inside an app
// window is not great, so we bounce these navigations back to the browser.
// TODO(crbug.com/774895): Stop bouncing back to the browser once the
// experience for out-of-scope navigations improves.
DVLOG(1) << "Open in new tab.";
if (source->GetController().IsInitialNavigation()) {
DVLOG(1) << "In-app initial navigation to out-of-scope URL. "
<< "Opening in popup.";
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::
kReparentIntoPopupProceedOutOfScopeInitialNavigation);
ReparentIntoPopup(source, navigation_handle()->HasUserGesture());
return content::NavigationThrottle::PROCEED;
}
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE,
base::BindOnce(
&BookmarkAppExperimentalNavigationThrottle::OpenInNewTabAndCancel,
weak_ptr_factory_.GetWeakPtr()));
RecordBookmarkAppNavigationThrottleResult(
BookmarkAppNavigationThrottleResult::kDeferOpenNewTabInAppOutOfScope);
return content::NavigationThrottle::DEFER;
}
DVLOG(1) << "No matching Bookmark App for URL: "
<< navigation_handle()->GetURL();
return content::NavigationThrottle::PROCEED;
}
content::NavigationThrottle::ThrottleCheckResult
BookmarkAppExperimentalNavigationThrottle::
OpenInAppWindowAndCloseTabIfNecessary(
scoped_refptr<const Extension> target_app) {
content::WebContents* source = navigation_handle()->GetWebContents();
if (source->GetController().IsInitialNavigation()) {
// The first navigation might happen synchronously. This could result in us
// trying to reparent a WebContents that hasn't been attached to a browser
// yet. To avoid this we post a task to wait for the WebContents to be
// attached to a browser window.
DVLOG(1) << "Defer reparenting WebContents into app window.";
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::BindOnce(&BookmarkAppExperimentalNavigationThrottle::
ReparentWebContentsAndResume,
weak_ptr_factory_.GetWeakPtr(), target_app));
return content::NavigationThrottle::DEFER;
}
OpenBookmarkApp(target_app);
return content::NavigationThrottle::CANCEL_AND_IGNORE;
}
void BookmarkAppExperimentalNavigationThrottle::OpenBookmarkApp(
scoped_refptr<const Extension> bookmark_app) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
content::WebContents* source = navigation_handle()->GetWebContents();
content::BrowserContext* browser_context = source->GetBrowserContext();
Profile* profile = Profile::FromBrowserContext(browser_context);
AppLaunchParams launch_params(
profile, bookmark_app.get(), extensions::LAUNCH_CONTAINER_WINDOW,
WindowOpenDisposition::CURRENT_TAB, extensions::SOURCE_URL_HANDLER);
launch_params.override_url = navigation_handle()->GetURL();
launch_params.opener = source->GetOpener();
DVLOG(1) << "Opening app.";
OpenApplication(launch_params);
}
void BookmarkAppExperimentalNavigationThrottle::CloseWebContents() {
DVLOG(1) << "Closing empty tab.";
navigation_handle()->GetWebContents()->Close();
}
void BookmarkAppExperimentalNavigationThrottle::OpenInNewTabAndCancel() {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
OpenNewForegroundTab(navigation_handle());
CancelDeferredNavigation(content::NavigationThrottle::CANCEL_AND_IGNORE);
}
void BookmarkAppExperimentalNavigationThrottle::ReparentWebContentsAndResume(
scoped_refptr<const Extension> target_app) {
ReparentWebContentsIntoAppBrowser(navigation_handle()->GetWebContents(),
target_app.get());
Resume();
}
} // namespace extensions