| // Copyright 2015 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 "content/browser/service_worker/service_worker_navigation_handle_core.h" |
| |
| #include <utility> |
| |
| #include "base/bind.h" |
| #include "base/task/post_task.h" |
| #include "content/browser/service_worker/service_worker_context_core.h" |
| #include "content/browser/service_worker/service_worker_context_wrapper.h" |
| #include "content/browser/service_worker/service_worker_navigation_handle.h" |
| #include "content/browser/service_worker/service_worker_provider_host.h" |
| #include "content/common/service_worker/service_worker_types.h" |
| #include "content/common/service_worker/service_worker_utils.h" |
| #include "content/public/browser/browser_task_traits.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/common/child_process_host.h" |
| |
| namespace content { |
| |
| ServiceWorkerNavigationHandleCore::ServiceWorkerNavigationHandleCore( |
| base::WeakPtr<ServiceWorkerNavigationHandle> ui_handle, |
| ServiceWorkerContextWrapper* context_wrapper) |
| : context_wrapper_(context_wrapper), ui_handle_(ui_handle) { |
| // The ServiceWorkerNavigationHandleCore is created on the UI thread but |
| // should only be accessed from the IO thread afterwards. |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| } |
| |
| ServiceWorkerNavigationHandleCore::~ServiceWorkerNavigationHandleCore() { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| if (provider_id_ == kInvalidServiceWorkerProviderId) |
| return; |
| ServiceWorkerContextCore* context = context_wrapper_->context(); |
| if (!context) |
| return; |
| ServiceWorkerProviderHost* host = context->GetProviderHost( |
| ChildProcessHost::kInvalidUniqueID, provider_id_); |
| if (!host) |
| return; |
| // Remove the provider host if it was never completed (navigation failed). |
| // TODO(falken): ServiceWorkerNavigationHandleCore should just own a Mojo |
| // pointer tied to the lifetime of ServiceWorkerProviderHost, and send the |
| // Mojo pointer to the renderer on navigation commit. If the handle core dies |
| // before that, the provider host would be destroyed by Mojo connection error. |
| if (!host->is_response_committed()) { |
| context->RemoveProviderHost(ChildProcessHost::kInvalidUniqueID, |
| provider_id_); |
| } |
| } |
| |
| void ServiceWorkerNavigationHandleCore::DidPreCreateProviderHost( |
| int provider_id) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| DCHECK(ServiceWorkerUtils::IsBrowserAssignedProviderId(provider_id)); |
| |
| provider_id_ = provider_id; |
| base::PostTaskWithTraits( |
| FROM_HERE, {BrowserThread::UI}, |
| base::BindOnce( |
| &ServiceWorkerNavigationHandle::DidCreateServiceWorkerProviderHost, |
| ui_handle_, provider_id_)); |
| } |
| |
| } // namespace content |