| // Copyright 2018 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. |
| |
| #ifndef CONTENT_BROWSER_WORKER_HOST_WORKER_SCRIPT_LOADER_FACTORY_H_ |
| #define CONTENT_BROWSER_WORKER_HOST_WORKER_SCRIPT_LOADER_FACTORY_H_ |
| |
| #include "base/macros.h" |
| #include "content/common/navigation_subresource_loader_params.h" |
| #include "services/network/public/mojom/url_loader_factory.mojom.h" |
| |
| namespace network { |
| class SharedURLLoaderFactory; |
| } // namespace network |
| |
| namespace content { |
| |
| class AppCacheHost; |
| class ServiceWorkerProviderHost; |
| class ResourceContext; |
| class WorkerScriptLoader; |
| |
| // S13nServiceWorker: |
| // WorkerScriptLoaderFactory creates a WorkerScriptLoader to load the main |
| // script for a web worker (dedicated worker or shared worker), which follows |
| // redirects and sets the controller service worker on the web worker if needed. |
| // It's an error to call CreateLoaderAndStart() more than a total of one time |
| // across this object or any of its clones. |
| // |
| // This is created per one web worker. All functions of this class must be |
| // called on the IO thread. |
| class CONTENT_EXPORT WorkerScriptLoaderFactory |
| : public network::mojom::URLLoaderFactory { |
| public: |
| // Returns the resource context, or nullptr during shutdown. Must be called on |
| // the IO thread. |
| using ResourceContextGetter = base::RepeatingCallback<ResourceContext*(void)>; |
| |
| // |loader_factory| is used to load the script if the load is not intercepted |
| // by a feature like service worker. Typically it will load the script from |
| // the NetworkService. However, it may internally contain non-NetworkService |
| // factories used for non-http(s) URLs, e.g., a chrome-extension:// URL. |
| WorkerScriptLoaderFactory( |
| int process_id, |
| base::WeakPtr<ServiceWorkerProviderHost> service_worker_provider_host, |
| base::WeakPtr<AppCacheHost> appcache_host, |
| const ResourceContextGetter& resource_context_getter, |
| scoped_refptr<network::SharedURLLoaderFactory> loader_factory); |
| ~WorkerScriptLoaderFactory() override; |
| |
| // network::mojom::URLLoaderFactory: |
| void CreateLoaderAndStart(network::mojom::URLLoaderRequest request, |
| int32_t routing_id, |
| int32_t request_id, |
| uint32_t options, |
| const network::ResourceRequest& resource_request, |
| network::mojom::URLLoaderClientPtr client, |
| const net::MutableNetworkTrafficAnnotationTag& |
| traffic_annotation) override; |
| void Clone(network::mojom::URLLoaderFactoryRequest request) override; |
| |
| base::WeakPtr<WorkerScriptLoader> GetScriptLoader() { return script_loader_; } |
| |
| private: |
| const int process_id_; |
| base::WeakPtr<ServiceWorkerProviderHost> service_worker_provider_host_; |
| base::WeakPtr<AppCacheHost> appcache_host_; |
| ResourceContextGetter resource_context_getter_; |
| scoped_refptr<network::SharedURLLoaderFactory> loader_factory_; |
| |
| // This is owned by StrongBinding associated with the given URLLoaderRequest, |
| // and invalidated after request completion or failure. |
| base::WeakPtr<WorkerScriptLoader> script_loader_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WorkerScriptLoaderFactory); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_WORKER_HOST_WORKER_SCRIPT_LOADER_FACTORY_H_ |