extensions/browser/service_worker_manager.cc

   1 // Copyright 2015 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 "extensions/browser/service_worker_manager.h"
   6
   7 #include "content/public/browser/browser_context.h"
   8 #include "content/public/browser/service_worker_context.h"
   9 #include "content/public/browser/storage_partition.h"
  10 #include "extensions/browser/extension_registry.h"
  11
  12 namespace extensions {
  13
  14 namespace {
  15 void EmptySuccessCallback(bool success) {}
  16 }
  17
  18 ServiceWorkerManager::ServiceWorkerManager(
  19     content::BrowserContext* browser_context)
  20     : browser_context_(browser_context), registry_observer_(this) {
  21   registry_observer_.Add(ExtensionRegistry::Get(browser_context_));
  22 }
  23
  24 ServiceWorkerManager::~ServiceWorkerManager() {}
  25
  26 void ServiceWorkerManager::OnExtensionUnloaded(
  27     content::BrowserContext* browser_context,
  28     const Extension* extension,
  29     UnloadedExtensionInfo::Reason reason) {
  30   content::BrowserContext::GetStoragePartitionForSite(browser_context_,
  31                                                       extension->url())
  32       ->GetServiceWorkerContext()
  33       ->StopAllServiceWorkersForOrigin(extension->url());
  34 }
  35
  36 void ServiceWorkerManager::OnExtensionUninstalled(
  37     content::BrowserContext* browser_context,
  38     const Extension* extension,
  39     extensions::UninstallReason reason) {
  40   // TODO(devlin): Technically, this can fail. We should ideally:
  41   // a) Keep track of extensions with registered service workers.
  42   // b) Add a callback to the (Un)SuspendServiceWorkersOnOrigin() method.
  43   // c) Check for any orphaned workers.
  44   content::BrowserContext::GetStoragePartitionForSite(browser_context_,
  45                                                       extension->url())
  46       ->GetServiceWorkerContext()
  47       ->DeleteForOrigin(extension->url(), base::Bind(&EmptySuccessCallback));
  48 }
  49
  50 }  // namespace extensions