Componentize GoogleURLTracker(InfoBarDelegate,MapEntry,NavHelper)

chrome/browser/google/google_url_tracker_infobar_delegate.cc

-// 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/google/google_url_tracker_infobar_delegate.h"
-
-#include "chrome/browser/google/google_url_tracker.h"
-#include "chrome/browser/google/google_url_tracker_navigation_helper.h"
-#include "chrome/browser/google/google_util.h"
-#include "components/infobars/core/infobar.h"
-#include "components/infobars/core/infobar_manager.h"
-#include "grit/generated_resources.h"
-#include "net/base/net_util.h"
-#include "ui/base/l10n/l10n_util.h"
-
-
-// static
-infobars::InfoBar* GoogleURLTrackerInfoBarDelegate::Create(
-    infobars::InfoBarManager* infobar_manager,
-    GoogleURLTracker* google_url_tracker,
-    const GURL& search_url) {
-  return infobar_manager->AddInfoBar(ConfirmInfoBarDelegate::CreateInfoBar(
-      scoped_ptr<ConfirmInfoBarDelegate>(new GoogleURLTrackerInfoBarDelegate(
-          google_url_tracker, search_url))));
-}
-
-bool GoogleURLTrackerInfoBarDelegate::Accept() {
-  google_url_tracker_->AcceptGoogleURL(true);
-  return false;
-}
-
-bool GoogleURLTrackerInfoBarDelegate::Cancel() {
-  google_url_tracker_->CancelGoogleURL();
-  return false;
-}
-
-void GoogleURLTrackerInfoBarDelegate::Update(const GURL& search_url) {
-  StoreActiveEntryUniqueID();
-  search_url_ = search_url;
-  pending_id_ = 0;
-}
-
-void GoogleURLTrackerInfoBarDelegate::Close(bool redo_search) {
-  // Calling OpenURL() will auto-close us asynchronously.  It's easier for
-  // various classes (e.g. GoogleURLTrackerMapEntry) to reason about things if
-  // the closure always happens synchronously, so we always call RemoveInfoBar()
-  // directly, then OpenURL() if desirable.  (This calling order is safer if
-  // for some reason in the future OpenURL() were to close us synchronously.)
-  GURL new_search_url;
-  if (redo_search) {
-    // Re-do the user's search on the new domain.
-    DCHECK(search_url_.is_valid());
-    url::Replacements<char> replacements;
-    const std::string& host(google_url_tracker_->fetched_google_url().host());
-    replacements.SetHost(host.data(), url::Component(0, host.length()));
-    new_search_url = search_url_.ReplaceComponents(replacements);
-  }
-
-  // Take ownership of |navigation_helper_| in order to ensure that it stays
-  // alive for the duration of this method.
-  scoped_ptr<GoogleURLTrackerNavigationHelper> navigation_helper =
-      navigation_helper_.Pass();
-  infobar()->RemoveSelf();
-  // WARNING: |this| may be deleted at this point!  Do not access any members!
-
-  if (new_search_url.is_valid())
-    navigation_helper->OpenURL(new_search_url, CURRENT_TAB, false);
-}
-
-GoogleURLTrackerInfoBarDelegate::GoogleURLTrackerInfoBarDelegate(
-    GoogleURLTracker* google_url_tracker,
-    const GURL& search_url)
-    : ConfirmInfoBarDelegate(),
-      google_url_tracker_(google_url_tracker),
-      navigation_helper_weak_ptr_(NULL),
-      search_url_(search_url),
-      pending_id_(0) {
-}
-
-GoogleURLTrackerInfoBarDelegate::~GoogleURLTrackerInfoBarDelegate() {
-}
-
-base::string16 GoogleURLTrackerInfoBarDelegate::GetMessageText() const {
-  return l10n_util::GetStringFUTF16(
-      IDS_GOOGLE_URL_TRACKER_INFOBAR_MESSAGE,
-      net::StripWWWFromHost(google_url_tracker_->fetched_google_url()),
-      net::StripWWWFromHost(google_url_tracker_->google_url()));
-}
-
-base::string16 GoogleURLTrackerInfoBarDelegate::GetButtonLabel(
-    InfoBarButton button) const {
-  if (button == BUTTON_OK) {
-    return l10n_util::GetStringFUTF16(
-        IDS_GOOGLE_URL_TRACKER_INFOBAR_SWITCH,
-        net::StripWWWFromHost(google_url_tracker_->fetched_google_url()));
-  }
-  return l10n_util::GetStringFUTF16(
-      IDS_GOOGLE_URL_TRACKER_INFOBAR_DONT_SWITCH,
-      net::StripWWWFromHost(google_url_tracker_->google_url()));
-}
-
-base::string16 GoogleURLTrackerInfoBarDelegate::GetLinkText() const {
-  return l10n_util::GetStringUTF16(IDS_LEARN_MORE);
-}
-
-bool GoogleURLTrackerInfoBarDelegate::LinkClicked(
-    WindowOpenDisposition disposition) {
-  navigation_helper_->OpenURL(
-      google_util::AppendGoogleLocaleParam(GURL(
-          "https://www.google.com/support/chrome/bin/answer.py?"
-          "answer=1618699")),
-      (disposition == CURRENT_TAB) ? NEW_FOREGROUND_TAB : disposition,
-      true);
-  return false;
-}
-
-bool GoogleURLTrackerInfoBarDelegate::ShouldExpireInternal(
-    const NavigationDetails& details) const {
-  return (details.entry_id != contents_unique_id()) &&
-      (details.entry_id != pending_id_);
-}