extensions/browser/updater/update_service.cc

   1 // Copyright 2014 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/updater/update_service.h"
   6
   7 #include <set>
   8
   9 #include "base/message_loop/message_loop.h"
  10 #include "components/update_client/update_query_params.h"
  11 #include "content/public/browser/browser_context.h"
  12 #include "extensions/browser/updater/extension_downloader.h"
  13 #include "extensions/browser/updater/update_service_factory.h"
  14 #include "extensions/common/extension_urls.h"
  15
  16 using update_client::UpdateQueryParams;
  17
  18 namespace extensions {
  19
  20 // static
  21 UpdateService* UpdateService::Get(content::BrowserContext* context) {
  22   return UpdateServiceFactory::GetForBrowserContext(context);
  23 }
  24
  25 void UpdateService::DownloadAndInstall(
  26     const std::string& id,
  27     const base::Callback<void(bool)>& callback) {
  28   DCHECK(download_callback_.is_null());
  29   download_callback_ = callback;
  30   downloader_->AddPendingExtension(id, extension_urls::GetWebstoreUpdateUrl(),
  31                                    0);
  32   downloader_->StartAllPending(nullptr);
  33 }
  34
  35 UpdateService::UpdateService(content::BrowserContext* context)
  36     : browser_context_(context),
  37       downloader_(new ExtensionDownloader(this, context->GetRequestContext())) {
  38   downloader_->set_manifest_query_params(
  39       UpdateQueryParams::Get(UpdateQueryParams::CRX));
  40 }
  41
  42 UpdateService::~UpdateService() {
  43 }
  44
  45 void UpdateService::OnExtensionDownloadFailed(
  46     const std::string& id,
  47     Error error,
  48     const PingResult& ping,
  49     const std::set<int>& request_ids) {
  50   auto callback = download_callback_;
  51   download_callback_.Reset();
  52   callback.Run(false);
  53 }
  54
  55 void UpdateService::OnExtensionDownloadFinished(
  56     const CRXFileInfo& file,
  57     bool file_ownership_passed,
  58     const GURL& download_url,
  59     const std::string& version,
  60     const PingResult& ping,
  61     const std::set<int>& request_id,
  62     const InstallCallback& install_callback) {
  63   // TODO(rockot): Actually unpack and install the CRX.
  64   auto callback = download_callback_;
  65   download_callback_.Reset();
  66   callback.Run(true);
  67   if (!install_callback.is_null())
  68     install_callback.Run(true);
  69 }
  70
  71 bool UpdateService::IsExtensionPending(const std::string& id) {
  72   // TODO(rockot): Implement this. For now all IDs are "pending".
  73   return true;
  74 }
  75
  76 bool UpdateService::GetExtensionExistingVersion(const std::string& id,
  77                                                 std::string* version) {
  78   // TODO(rockot): Implement this.
  79   return false;
  80 }
  81
  82 }  // namespace extensions