chrome/browser/infobars/infobar_service.cc

   1 // Copyright (c) 2013 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/infobars/infobar_service.h"
   6
   7 #include "base/command_line.h"
   8 #include "chrome/browser/chrome_notification_types.h"
   9 #include "chrome/browser/infobars/insecure_content_infobar_delegate.h"
  10 #include "chrome/common/render_messages.h"
  11 #include "components/content_settings/content/common/content_settings_messages.h"
  12 #include "components/infobars/core/infobar.h"
  13 #include "content/public/browser/navigation_details.h"
  14 #include "content/public/browser/navigation_entry.h"
  15 #include "content/public/browser/notification_service.h"
  16 #include "content/public/browser/web_contents.h"
  17 #include "ui/base/page_transition_types.h"
  18
  19
  20 DEFINE_WEB_CONTENTS_USER_DATA_KEY(InfoBarService);
  21
  22 // static
  23 infobars::InfoBarDelegate::NavigationDetails
  24     InfoBarService::NavigationDetailsFromLoadCommittedDetails(
  25         const content::LoadCommittedDetails& details) {
  26   infobars::InfoBarDelegate::NavigationDetails navigation_details;
  27   navigation_details.entry_id = details.entry->GetUniqueID();
  28   navigation_details.is_navigation_to_different_page =
  29       details.is_navigation_to_different_page();
  30   navigation_details.did_replace_entry = details.did_replace_entry;
  31   navigation_details.is_redirect =
  32       ui::PageTransitionIsRedirect(details.entry->GetTransitionType());
  33   return navigation_details;
  34 }
  35
  36 // static
  37 content::WebContents* InfoBarService::WebContentsFromInfoBar(
  38     infobars::InfoBar* infobar) {
  39   if (!infobar || !infobar->owner())
  40     return NULL;
  41   InfoBarService* infobar_service =
  42       static_cast<InfoBarService*>(infobar->owner());
  43   return infobar_service->web_contents();
  44 }
  45
  46 InfoBarService::InfoBarService(content::WebContents* web_contents)
  47     : content::WebContentsObserver(web_contents),
  48       ignore_next_reload_(false) {
  49   DCHECK(web_contents);
  50 }
  51
  52 InfoBarService::~InfoBarService() {
  53   ShutDown();
  54 }
  55
  56 int InfoBarService::GetActiveEntryID() {
  57   content::NavigationEntry* active_entry =
  58       web_contents()->GetController().GetActiveEntry();
  59   return active_entry ? active_entry->GetUniqueID() : 0;
  60 }
  61
  62 void InfoBarService::NotifyInfoBarAdded(infobars::InfoBar* infobar) {
  63   infobars::InfoBarManager::NotifyInfoBarAdded(infobar);
  64   // TODO(droger): Remove the notifications and have listeners change to be
  65   // InfoBarManager::Observers instead. See http://crbug.com/354380
  66   content::NotificationService::current()->Notify(
  67       chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_ADDED,
  68       content::Source<InfoBarService>(this),
  69       content::Details<infobars::InfoBar::AddedDetails>(infobar));
  70 }
  71
  72 void InfoBarService::NotifyInfoBarRemoved(infobars::InfoBar* infobar,
  73                                           bool animate) {
  74   infobars::InfoBarManager::NotifyInfoBarRemoved(infobar, animate);
  75   // TODO(droger): Remove the notifications and have listeners change to be
  76   // InfoBarManager::Observers instead. See http://crbug.com/354380
  77   infobars::InfoBar::RemovedDetails removed_details(infobar, animate);
  78   content::NotificationService::current()->Notify(
  79       chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_REMOVED,
  80       content::Source<InfoBarService>(this),
  81       content::Details<infobars::InfoBar::RemovedDetails>(&removed_details));
  82 }
  83
  84 // InfoBarService::CreateConfirmInfoBar() is implemented in platform-specific
  85 // files.
  86
  87 void InfoBarService::RenderProcessGone(base::TerminationStatus status) {
  88   RemoveAllInfoBars(true);
  89 }
  90
  91 void InfoBarService::DidStartNavigationToPendingEntry(
  92     const GURL& url,
  93     content::NavigationController::ReloadType reload_type) {
  94   ignore_next_reload_ = false;
  95 }
  96
  97 void InfoBarService::NavigationEntryCommitted(
  98     const content::LoadCommittedDetails& load_details) {
  99   const bool ignore = ignore_next_reload_ &&
 100       (ui::PageTransitionStripQualifier(
 101           load_details.entry->GetTransitionType()) ==
 102           ui::PAGE_TRANSITION_RELOAD);
 103   ignore_next_reload_ = false;
 104   if (!ignore)
 105     OnNavigation(NavigationDetailsFromLoadCommittedDetails(load_details));
 106 }
 107
 108 void InfoBarService::WebContentsDestroyed() {
 109   // The WebContents is going away; be aggressively paranoid and delete
 110   // ourselves lest other parts of the system attempt to add infobars or use
 111   // us otherwise during the destruction.
 112   web_contents()->RemoveUserData(UserDataKey());
 113   // That was the equivalent of "delete this". This object is now destroyed;
 114   // returning from this function is the only safe thing to do.
 115 }
 116
 117 bool InfoBarService::OnMessageReceived(const IPC::Message& message) {
 118   bool handled = true;
 119   IPC_BEGIN_MESSAGE_MAP(InfoBarService, message)
 120     IPC_MESSAGE_HANDLER(ChromeViewHostMsg_DidBlockDisplayingInsecureContent,
 121                         OnDidBlockDisplayingInsecureContent)
 122     IPC_MESSAGE_UNHANDLED(handled = false)
 123   IPC_END_MESSAGE_MAP()
 124   return handled;
 125 }
 126
 127 void InfoBarService::OnDidBlockDisplayingInsecureContent() {
 128   InsecureContentInfoBarDelegate::Create(this);
 129 }