| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #ifndef ServiceWorkerGlobalScope_h |
| #define ServiceWorkerGlobalScope_h |
| |
| #include <memory> |
| #include "bindings/modules/v8/request_or_usv_string.h" |
| #include "core/workers/WorkerGlobalScope.h" |
| #include "modules/ModulesExport.h" |
| #include "platform/heap/Handle.h" |
| #include "platform/wtf/Assertions.h" |
| #include "platform/wtf/Forward.h" |
| #include "public/platform/modules/serviceworker/WebServiceWorkerRegistration.h" |
| |
| namespace blink { |
| |
| class Dictionary; |
| class RespondWithObserver; |
| class ScriptPromise; |
| class ScriptState; |
| class ServiceWorkerClients; |
| class ServiceWorkerRegistration; |
| class ServiceWorkerThread; |
| class WaitUntilObserver; |
| struct GlobalScopeCreationParams; |
| |
| typedef RequestOrUSVString RequestInfo; |
| |
| class MODULES_EXPORT ServiceWorkerGlobalScope final : public WorkerGlobalScope { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| static ServiceWorkerGlobalScope* Create( |
| ServiceWorkerThread*, |
| std::unique_ptr<GlobalScopeCreationParams>, |
| double time_origin); |
| |
| ~ServiceWorkerGlobalScope() override; |
| bool IsServiceWorkerGlobalScope() const override { return true; } |
| |
| // Implements WorkerGlobalScope. |
| void EvaluateClassicScript(const KURL& script_url, |
| String source_code, |
| std::unique_ptr<Vector<char>> cached_meta_data, |
| V8CacheOptions) override; |
| |
| // Counts an evaluated script and its size. Called for the main worker script. |
| void CountWorkerScript(size_t script_size, size_t cached_metadata_size); |
| |
| // Counts an evaluated script and its size. Called for each of imported |
| // scripts. |
| void CountImportedScript(size_t script_size, size_t cached_metadata_size); |
| |
| // Called when the main worker script is evaluated. |
| void DidEvaluateWorkerScript(); |
| |
| // ServiceWorkerGlobalScope.idl |
| ServiceWorkerClients* clients(); |
| ServiceWorkerRegistration* registration(); |
| |
| ScriptPromise fetch(ScriptState*, |
| const RequestInfo&, |
| const Dictionary&, |
| ExceptionState&); |
| |
| ScriptPromise skipWaiting(ScriptState*); |
| |
| void SetRegistration(std::unique_ptr<WebServiceWorkerRegistration::Handle>); |
| |
| // EventTarget |
| const AtomicString& InterfaceName() const override; |
| |
| void DispatchExtendableEvent(Event*, WaitUntilObserver*); |
| |
| // For ExtendableEvents that also have a respondWith() function. |
| void DispatchExtendableEventWithRespondWith(Event*, |
| WaitUntilObserver*, |
| RespondWithObserver*); |
| |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(install); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(activate); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(fetch); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(message); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(foreignfetch); |
| |
| DECLARE_VIRTUAL_TRACE(); |
| |
| protected: |
| // EventTarget |
| bool AddEventListenerInternal( |
| const AtomicString& event_type, |
| EventListener*, |
| const AddEventListenerOptionsResolved&) override; |
| |
| private: |
| ServiceWorkerGlobalScope(const KURL&, |
| const String& user_agent, |
| ServiceWorkerThread*, |
| double time_origin, |
| std::unique_ptr<SecurityOrigin::PrivilegeData>, |
| WorkerClients*); |
| void importScripts(const Vector<String>& urls, ExceptionState&) override; |
| CachedMetadataHandler* CreateWorkerScriptCachedMetadataHandler( |
| const KURL& script_url, |
| const Vector<char>* meta_data) override; |
| void ExceptionThrown(ErrorEvent*) override; |
| |
| // Records the |script_size| and |cached_metadata_size| for UMA to measure the |
| // number of scripts and the total bytes of scripts. |
| void RecordScriptSize(size_t script_size, size_t cached_metadata_size); |
| |
| Member<ServiceWorkerClients> clients_; |
| Member<ServiceWorkerRegistration> registration_; |
| bool did_evaluate_script_; |
| size_t script_count_; |
| size_t script_total_size_; |
| size_t script_cached_metadata_total_size_; |
| }; |
| |
| DEFINE_TYPE_CASTS(ServiceWorkerGlobalScope, |
| ExecutionContext, |
| context, |
| context->IsServiceWorkerGlobalScope(), |
| context.IsServiceWorkerGlobalScope()); |
| |
| } // namespace blink |
| |
| #endif // ServiceWorkerGlobalScope_h |