Move blocked content from TabContents to TabContentsWrapper.

chrome/browser/ui/content_settings/content_settings_tab_helper.cc

+// Copyright (c) 2011 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/ui/content_settings/content_settings_tab_helper.h"
+
+#include "base/auto_reset.h"
+#include "chrome/browser/content_settings/content_settings_details.h"
+#include "chrome/browser/content_settings/host_content_settings_map.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/content_settings/blocked_content_container.h"
+#include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
+#include "content/browser/renderer_host/render_view_host.h"
+#include "content/browser/tab_contents/tab_contents.h"
+#include "content/common/notification_service.h"
+
+ContentSettingsTabHelper::ContentSettingsTabHelper(
+    TabContentsWrapper* tab_contents)
+        : TabContentsObserver(tab_contents->tab_contents()),
+          blocked_contents_(new BlockedContentContainer(tab_contents)),
+          all_contents_blocked_(false),
+          dont_notify_render_view_(false),
+          tab_contents_wrapper_(tab_contents) {
+  registrar_.Add(this, NotificationType::CONTENT_SETTINGS_CHANGED,
+                 NotificationService::AllSources());
+}
+
+ContentSettingsTabHelper::~ContentSettingsTabHelper() {
+  registrar_.RemoveAll();
+}
+
+void ContentSettingsTabHelper::DidNavigateMainFramePostCommit(
+    const NavigationController::LoadCommittedDetails& details,
+    const ViewHostMsg_FrameNavigate_Params& params) {
+  // Clear all page actions, blocked content notifications and browser actions
+  // for this tab, unless this is an in-page navigation.
+  if (!details.is_in_page) {
+    // Close blocked popups.
+    if (blocked_contents_->GetBlockedContentsCount()) {
+      AutoReset<bool> auto_reset(&dont_notify_render_view_, true);
+      blocked_contents_->Clear();
+      PopupNotificationVisibilityChanged(false);
+    }
+  }
+}
+
+void ContentSettingsTabHelper::Observe(NotificationType type,
+                                       const NotificationSource& source,
+                                       const NotificationDetails& details) {
+  switch (type.value) {
+    case NotificationType::CONTENT_SETTINGS_CHANGED: {
+      Details<const ContentSettingsDetails> settings_details(details);
+      NavigationEntry* entry = tab_contents()->controller().GetActiveEntry();
+      GURL entry_url;
+      if (entry)
+        entry_url = entry->url();
+      if (settings_details.ptr()->update_all() ||
+          settings_details.ptr()->pattern().Matches(entry_url)) {
+        tab_contents()->render_view_host()->SendContentSettings(
+            entry_url,
+            tab_contents()->profile()->GetHostContentSettingsMap()->
+                GetContentSettings(entry_url));
+      }
+      break;
+    }
+
+    default:
+      NOTREACHED();
+  }
+}
+
+void ContentSettingsTabHelper::PopupNotificationVisibilityChanged(
+    bool visible) {
+  if (tab_contents()->is_being_destroyed())
+    return;
+  tab_contents()->GetTabSpecificContentSettings()->SetPopupsBlocked(visible);
+  if (!dont_notify_render_view_)
+    tab_contents()->render_view_host()->AllowScriptToClose(!visible);
+}
+
+void ContentSettingsTabHelper::SetAllContentsBlocked(bool value) {
+  if (all_contents_blocked_ == value)
+    return;
+
+  all_contents_blocked_ = value;
+  if (!all_contents_blocked_ && blocked_contents_->GetBlockedContentsCount()) {
+    std::vector<TabContentsWrapper*> blocked;
+    blocked_contents_->GetBlockedContents(&blocked);
+    for (size_t i = 0; i < blocked.size(); ++i)
+      blocked_contents_->LaunchForContents(blocked[i]);
+  }
+}
+
+void ContentSettingsTabHelper::AddTabContents(TabContentsWrapper* new_contents,
+                                              WindowOpenDisposition disposition,
+                                              const gfx::Rect& initial_pos,
+                                              bool user_gesture) {
+  if (!blocked_contents_->GetBlockedContentsCount())
+    PopupNotificationVisibilityChanged(true);
+  blocked_contents_->AddTabContents(new_contents, disposition, initial_pos,
+                                    user_gesture);
+}
+
+void ContentSettingsTabHelper::AddPopup(TabContentsWrapper* new_contents,
+                                        const gfx::Rect& initial_pos) {
+  // A page can't spawn popups (or do anything else, either) until its load
+  // commits, so when we reach here, the popup was spawned by the
+  // NavigationController's last committed entry, not the active entry.  For
+  // example, if a page opens a popup in an onunload() handler, then the active
+  // entry is the page to be loaded as we navigate away from the unloading
+  // page.  For this reason, we can't use GetURL() to get the opener URL,
+  // because it returns the active entry.
+  NavigationEntry* entry = tab_contents()->controller().GetLastCommittedEntry();
+  GURL creator = entry ? entry->virtual_url() : GURL::EmptyGURL();
+
+  if (creator.is_valid() &&
+      tab_contents()->profile()->GetHostContentSettingsMap()->GetContentSetting(
+          creator, CONTENT_SETTINGS_TYPE_POPUPS, "") == CONTENT_SETTING_ALLOW) {
+    tab_contents()->AddNewContents(new_contents->tab_contents(), NEW_POPUP,
+                                   initial_pos, true);
+  } else {
+    blocked_contents_->AddTabContents(new_contents, NEW_POPUP, initial_pos,
+                                      true);
+    tab_contents()->GetContentSettingsDelegate()->OnContentBlocked(
+          CONTENT_SETTINGS_TYPE_POPUPS, std::string());
+  }
+}
+
+void ContentSettingsTabHelper::LaunchForContents(
+    TabContentsWrapper* tab_contents) {
+  blocked_contents_->LaunchForContents(tab_contents);
+  if (!blocked_contents_->GetBlockedContentsCount())
+    PopupNotificationVisibilityChanged(false);
+}
+
+size_t ContentSettingsTabHelper::GetBlockedContentsCount() const {
+  return blocked_contents_->GetBlockedContentsCount();
+}
+
+void ContentSettingsTabHelper::GetBlockedContents(
+    std::vector<TabContentsWrapper*>* blocked_contents) const {
+  blocked_contents_->GetBlockedContents(blocked_contents);
+}
+