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// Copyright 2025 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/privacy_sandbox/notice/desktop_entrypoint_handlers.h"
#include "chrome/browser/privacy_sandbox/notice/desktop_entrypoint_handlers_helper.h"
#include "chrome/browser/privacy_sandbox/notice/desktop_view_manager.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/search_engine_choice/search_engine_choice_dialog_service.h"
#include "chrome/browser/search_engine_choice/search_engine_choice_dialog_service_factory.h"
#include "chrome/browser/sync/sync_service_factory.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_window/public/browser_window_features.h"
#include "chrome/browser/ui/browser_window/public/browser_window_interface.h"
#include "chrome/browser/ui/profiles/profile_customization_bubble_sync_controller.h"
#include "chrome/browser/ui/signin/signin_view_controller.h"
#include "chrome/common/webui_url_constants.h"
#include "components/privacy_sandbox/privacy_sandbox_features.h"
#include "components/sync/service/sync_service.h"
#include "components/tabs/public/tab_interface.h"
#include "components/web_modal/web_contents_modal_dialog_host.h"
#include "content/public/browser/navigation_handle.h"
namespace privacy_sandbox {
constexpr int kMinRequiredDialogHeight = 100;
//-----------------------------------------------------------------------------
// EntryPointHandler
//-----------------------------------------------------------------------------
EntryPointHandler::EntryPointHandler(
base::RepeatingCallback<void(BrowserWindowInterface*)> entry_point_callback)
: entry_point_callback_(std::move(entry_point_callback)) {}
EntryPointHandler::~EntryPointHandler() = default;
void EntryPointHandler::HandleEntryPoint(
BrowserWindowInterface* browser_interface) {
entry_point_callback_.Run(browser_interface);
}
//-----------------------------------------------------------------------------
// NavigationHandler
//-----------------------------------------------------------------------------
NavigationHandler::NavigationHandler(
base::RepeatingCallback<void(BrowserWindowInterface*)> entry_point_callback)
: EntryPointHandler(std::move(entry_point_callback)) {}
void NavigationHandler::HandleNewNavigation(
content::NavigationHandle* navigation_handle,
Profile* profile) {
// TODO(crbug.com/408016824): Move this Feature flag check to the orchestrator
// once implemented.
if (!base::FeatureList::IsEnabled(
privacy_sandbox::kPrivacySandboxNoticeFramework)) {
return;
}
auto* tab_interface =
tabs::TabInterface::GetFromContents(navigation_handle->GetWebContents());
if (!tab_interface) {
return;
}
auto* browser_window_interface = tab_interface->GetBrowserWindowInterface();
if (!browser_window_interface) {
return;
}
// Check whether the navigation target is a suitable prompt location. The
// navigation URL, rather than the visible or committed URL, is required to
// distinguish between different types of NTPs.
if (!IsUrlSuitableForPrompt(navigation_handle->GetURL())) {
return;
}
// When navigating to a NTP that isn't Chrome-controlled on ChromeOS, open an
// about blank tab to display the prompt. On other platforms, it's being handled
// during startup.
#if BUILDFLAG(IS_CHROMEOS)
MaybeOpenAboutBlankOnChrome(navigation_handle, profile,
navigation_handle->GetWebContents());
#endif // BUILDFLAG(IS_CHROMEOS)
// Avoid showing the prompt on popups, pip, anything that isn't a normal
// browser.
if (browser_window_interface->GetType() !=
BrowserWindowInterface::TYPE_NORMAL) {
return;
}
// If the windows height is too small, it is difficult to read or interact
// with the dialog. The dialog is blocking modal, that is why we want to
// prevent it from showing if there isn't enough space. The PrivacySandbox
// prompt can always fit inside a normal tabbed window due to its minimum
// width, so checking the height is enough here.
auto* web_contents_modal_dialog_host =
browser_window_interface->GetWebContentsModalDialogHostForWindow();
if (!web_contents_modal_dialog_host ||
web_contents_modal_dialog_host->GetMaximumDialogSize().height() <
kMinRequiredDialogHeight) {
return;
}
// If a sign-in dialog is being currently displayed or is about to be
// displayed, the prompt should not be shown to avoid conflict.
// TODO(crbug.com/370806609): When we add sign in notice to queue, put this
// behind flag / remove.
auto* browser = browser_window_interface->GetBrowserForMigrationOnly();
bool signin_dialog_showing =
browser->GetFeatures().signin_view_controller()->ShowsModalDialog();
#if !BUILDFLAG(IS_CHROMEOS)
signin_dialog_showing =
signin_dialog_showing ||
IsProfileCustomizationBubbleSyncControllerRunning(browser);
#endif // !BUILDFLAG(IS_CHROMEOS)
if (signin_dialog_showing) {
return;
}
// If a Sync setup is in progress, the prompt should not be shown.
if (auto* sync_service = SyncServiceFactory::GetForProfile(profile)) {
if (sync_service->IsSetupInProgress()) {
return;
}
}
// If the SearchEngineChoiceDialog has shown, we do not want to show our
// notice.
SearchEngineChoiceDialogService* search_engine_choice_dialog_service =
SearchEngineChoiceDialogServiceFactory::GetForProfile(profile);
if (search_engine_choice_dialog_service &&
search_engine_choice_dialog_service->CanSuppressPrivacySandboxPromo()) {
return;
}
// TODO(crbug.com/408016824): Add error-event histograms.
HandleEntryPoint(browser_window_interface);
}
} // namespace privacy_sandbox
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