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      1 // Copyright 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/ui/omnibox/alternate_nav_infobar_delegate.h"
      6 
      7 #include "base/strings/utf_string_conversions.h"
      8 #include "chrome/browser/autocomplete/shortcuts_backend.h"
      9 #include "chrome/browser/autocomplete/shortcuts_backend_factory.h"
     10 #include "chrome/browser/history/history_service.h"
     11 #include "chrome/browser/history/history_service_factory.h"
     12 #include "chrome/browser/infobars/infobar_service.h"
     13 #include "chrome/browser/profiles/profile.h"
     14 #include "chrome/grit/generated_resources.h"
     15 #include "components/infobars/core/infobar.h"
     16 #include "content/public/browser/web_contents.h"
     17 #include "grit/theme_resources.h"
     18 #include "ui/base/l10n/l10n_util.h"
     19 
     20 
     21 AlternateNavInfoBarDelegate::~AlternateNavInfoBarDelegate() {
     22 }
     23 
     24 // static
     25 void AlternateNavInfoBarDelegate::Create(
     26     content::WebContents* web_contents,
     27     const base::string16& text,
     28     const AutocompleteMatch& match,
     29     const GURL& search_url) {
     30   InfoBarService* infobar_service =
     31       InfoBarService::FromWebContents(web_contents);
     32   infobar_service->AddInfoBar(AlternateNavInfoBarDelegate::CreateInfoBar(
     33       scoped_ptr<AlternateNavInfoBarDelegate>(new AlternateNavInfoBarDelegate(
     34           Profile::FromBrowserContext(web_contents->GetBrowserContext()), text,
     35           match, search_url))));
     36 }
     37 
     38 AlternateNavInfoBarDelegate::AlternateNavInfoBarDelegate(
     39     Profile* profile,
     40     const base::string16& text,
     41     const AutocompleteMatch& match,
     42     const GURL& search_url)
     43     : infobars::InfoBarDelegate(),
     44       profile_(profile),
     45       text_(text),
     46       match_(match),
     47       search_url_(search_url) {
     48   DCHECK(match_.destination_url.is_valid());
     49   DCHECK(search_url_.is_valid());
     50 }
     51 
     52 // AlternateNavInfoBarDelegate::CreateInfoBar() is implemented in
     53 // platform-specific files.
     54 
     55 base::string16 AlternateNavInfoBarDelegate::GetMessageTextWithOffset(
     56     size_t* link_offset) const {
     57   const base::string16 label = l10n_util::GetStringFUTF16(
     58       IDS_ALTERNATE_NAV_URL_VIEW_LABEL, base::string16(), link_offset);
     59   return label;
     60 }
     61 
     62 base::string16 AlternateNavInfoBarDelegate::GetLinkText() const {
     63   return base::UTF8ToUTF16(match_.destination_url.spec());
     64 }
     65 
     66 bool AlternateNavInfoBarDelegate::LinkClicked(
     67     WindowOpenDisposition disposition) {
     68   // Tell the shortcuts backend to remove the shortcut it added for the original
     69   // search and instead add one reflecting this navigation.
     70   scoped_refptr<ShortcutsBackend> shortcuts_backend(
     71       ShortcutsBackendFactory::GetForProfile(profile_));
     72   if (shortcuts_backend.get()) {  // May be NULL in incognito.
     73     shortcuts_backend->DeleteShortcutsWithURL(search_url_);
     74     shortcuts_backend->AddOrUpdateShortcut(text_, match_);
     75   }
     76 
     77   // Tell the history system to remove any saved search term for the search.
     78   HistoryService* const history_service =
     79       HistoryServiceFactory::GetForProfile(profile_, Profile::IMPLICIT_ACCESS);
     80   if (history_service)
     81     history_service->DeleteKeywordSearchTermForURL(search_url_);
     82 
     83   // Pretend the user typed this URL, so that navigating to it will be the
     84   // default action when it's typed again in the future.
     85   InfoBarService::WebContentsFromInfoBar(infobar())->OpenURL(
     86       content::OpenURLParams(match_.destination_url, content::Referrer(),
     87                              disposition, ui::PAGE_TRANSITION_TYPED,
     88                              false));
     89 
     90   // We should always close, even if the navigation did not occur within this
     91   // WebContents.
     92   return true;
     93 }
     94 
     95 int AlternateNavInfoBarDelegate::GetIconID() const {
     96   return IDR_INFOBAR_ALT_NAV_URL;
     97 }
     98 
     99 infobars::InfoBarDelegate::Type AlternateNavInfoBarDelegate::GetInfoBarType()
    100     const {
    101   return PAGE_ACTION_TYPE;
    102 }
    103