Revert of Resubmit: Refactor external_install_ui

chrome/browser/extensions/external_install_manager.cc

-// Copyright 2014 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/extensions/external_install_manager.h"
-
-#include <string>
-
-#include "base/logging.h"
-#include "chrome/browser/chrome_notification_types.h"
-#include "chrome/browser/extensions/extension_service.h"
-#include "chrome/browser/extensions/external_install_error.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/common/extensions/manifest_url_handler.h"
-#include "content/public/browser/notification_details.h"
-#include "content/public/browser/notification_source.h"
-#include "extensions/browser/extension_registry.h"
-#include "extensions/browser/extension_system.h"
-#include "extensions/common/extension.h"
-
-namespace extensions {
-
-ExternalInstallManager::ExternalInstallManager(
-    content::BrowserContext* browser_context)
-    : browser_context_(browser_context),
-      extension_registry_observer_(this) {
-  DCHECK(browser_context_);
-  extension_registry_observer_.Add(ExtensionRegistry::Get(browser_context_));
-  registrar_.Add(this,
-                 chrome::NOTIFICATION_EXTENSION_REMOVED,
-                 content::Source<Profile>(
-                     Profile::FromBrowserContext(browser_context_)));
-}
-
-ExternalInstallManager::~ExternalInstallManager() {
-}
-
-void ExternalInstallManager::AddExternalInstallError(const Extension* extension,
-                                                     bool is_new_profile) {
-  if (HasExternalInstallError())
-    return;  // Only have one external install error at a time.
-
-  if (ManifestURL::UpdatesFromGallery(extension) && !is_new_profile) {
-    error_.reset(new ExternalInstallError(browser_context_,
-                                          extension->id(),
-                                          ExternalInstallError::BUBBLE_ALERT,
-                                          this));
-  } else {
-    error_.reset(new ExternalInstallError(browser_context_,
-                                          extension->id(),
-                                          ExternalInstallError::MENU_ALERT,
-                                          this));
-  }
-}
-
-void ExternalInstallManager::RemoveExternalInstallError() {
-  if (error_.get()) {
-    error_.reset();
-    ExtensionSystem::Get(browser_context_)
-        ->extension_service()
-        ->UpdateExternalExtensionAlert();
-  }
-}
-
-bool ExternalInstallManager::HasExternalInstallError() const {
-  return error_.get() != NULL;
-}
-
-bool ExternalInstallManager::HasExternalInstallBubble() const {
-  return error_.get() &&
-         error_->alert_type() == ExternalInstallError::BUBBLE_ALERT;
-}
-
-void ExternalInstallManager::OnExtensionLoaded(
-    content::BrowserContext* browser_context,
-    const Extension* extension) {
-  // The error is invalidated if the extension has been loaded or removed.
-  if (error_.get() && extension->id() == error_->extension_id()) {
-    // We treat loading as acknowledgement (since the user consciously chose to
-    // re-enable the extension).
-    error_->AcknowledgeExtension();
-    RemoveExternalInstallError();
-  }
-}
-
-void ExternalInstallManager::Observe(
-    int type,
-    const content::NotificationSource& source,
-    const content::NotificationDetails& details) {
-  DCHECK_EQ(chrome::NOTIFICATION_EXTENSION_REMOVED, type);
-  // The error is invalidated if the extension has been loaded or removed.
-  // It's a shame we have to use the notification system (instead of the
-  // registry observer) for this, but the ExtensionUnloaded notification is
-  // not sent out if the extension is disabled (which it is here).
-  if (error_.get() &&
-      content::Details<const Extension>(details).ptr()->id() ==
-          error_->extension_id()) {
-    RemoveExternalInstallError();
-  }
-}
-
-}  // namespace extensions