| /* |
| * Copyright (C) 2009 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. |
| */ |
| |
| #include "third_party/blink/renderer/core/workers/dedicated_worker_global_scope.h" |
| |
| #include <memory> |
| #include "third_party/blink/renderer/bindings/core/v8/serialization/post_message_helper.h" |
| #include "third_party/blink/renderer/bindings/core/v8/serialization/serialized_script_value.h" |
| #include "third_party/blink/renderer/bindings/core/v8/worker_or_worklet_script_controller.h" |
| #include "third_party/blink/renderer/core/execution_context/execution_context.h" |
| #include "third_party/blink/renderer/core/frame/csp/content_security_policy.h" |
| #include "third_party/blink/renderer/core/inspector/thread_debugger.h" |
| #include "third_party/blink/renderer/core/messaging/post_message_options.h" |
| #include "third_party/blink/renderer/core/origin_trials/origin_trial_context.h" |
| #include "third_party/blink/renderer/core/script/modulator.h" |
| #include "third_party/blink/renderer/core/workers/dedicated_worker_object_proxy.h" |
| #include "third_party/blink/renderer/core/workers/dedicated_worker_thread.h" |
| #include "third_party/blink/renderer/core/workers/global_scope_creation_params.h" |
| #include "third_party/blink/renderer/core/workers/worker_clients.h" |
| #include "third_party/blink/renderer/core/workers/worker_module_tree_client.h" |
| #include "third_party/blink/renderer/platform/bindings/exception_state.h" |
| #include "third_party/blink/renderer/platform/bindings/script_state.h" |
| #include "third_party/blink/renderer/platform/loader/fetch/fetch_client_settings_object_snapshot.h" |
| |
| namespace blink { |
| |
| DedicatedWorkerGlobalScope::DedicatedWorkerGlobalScope( |
| const String& name, |
| std::unique_ptr<GlobalScopeCreationParams> creation_params, |
| DedicatedWorkerThread* thread, |
| base::TimeTicks time_origin) |
| : WorkerGlobalScope(std::move(creation_params), thread, time_origin), |
| name_(name) {} |
| |
| DedicatedWorkerGlobalScope::~DedicatedWorkerGlobalScope() = default; |
| |
| const AtomicString& DedicatedWorkerGlobalScope::InterfaceName() const { |
| return event_target_names::kDedicatedWorkerGlobalScope; |
| } |
| |
| bool DedicatedWorkerGlobalScope::IsNestedWorker() const { |
| return static_cast<DedicatedWorkerThread*>(GetThread())->IsNestedWorker(); |
| } |
| |
| // https://html.spec.whatwg.org/multipage/workers.html#worker-processing-model |
| void DedicatedWorkerGlobalScope::ImportModuleScript( |
| const KURL& module_url_record, |
| FetchClientSettingsObjectSnapshot* outside_settings_object, |
| network::mojom::FetchCredentialsMode credentials_mode) { |
| // Step 12: "Let destination be "sharedworker" if is shared is true, and |
| // "worker" otherwise." |
| mojom::RequestContextType destination = mojom::RequestContextType::WORKER; |
| |
| Modulator* modulator = Modulator::From(ScriptController()->GetScriptState()); |
| |
| // Step 13: "... Fetch a module worker script graph given url, outside |
| // settings, destination, the value of the credentials member of options, and |
| // inside settings." |
| FetchModuleScript(module_url_record, outside_settings_object, destination, |
| credentials_mode, |
| ModuleScriptCustomFetchType::kWorkerConstructor, |
| MakeGarbageCollected<WorkerModuleTreeClient>(modulator)); |
| } |
| |
| const String DedicatedWorkerGlobalScope::name() const { |
| return name_; |
| } |
| |
| void DedicatedWorkerGlobalScope::postMessage(ScriptState* script_state, |
| const ScriptValue& message, |
| Vector<ScriptValue>& transfer, |
| ExceptionState& exception_state) { |
| PostMessageOptions* options = PostMessageOptions::Create(); |
| if (!transfer.IsEmpty()) |
| options->setTransfer(transfer); |
| postMessage(script_state, message, options, exception_state); |
| } |
| |
| void DedicatedWorkerGlobalScope::postMessage(ScriptState* script_state, |
| const ScriptValue& message, |
| const PostMessageOptions* options, |
| ExceptionState& exception_state) { |
| Transferables transferables; |
| scoped_refptr<SerializedScriptValue> serialized_message = |
| PostMessageHelper::SerializeMessageByMove(script_state->GetIsolate(), |
| message, options, transferables, |
| exception_state); |
| if (exception_state.HadException()) |
| return; |
| DCHECK(serialized_message); |
| BlinkTransferableMessage transferable_message; |
| transferable_message.message = serialized_message; |
| // Disentangle the port in preparation for sending it to the remote context. |
| transferable_message.ports = MessagePort::DisentanglePorts( |
| ExecutionContext::From(script_state), transferables.message_ports, |
| exception_state); |
| if (exception_state.HadException()) |
| return; |
| ThreadDebugger* debugger = ThreadDebugger::From(script_state->GetIsolate()); |
| transferable_message.sender_stack_trace_id = |
| debugger->StoreCurrentStackTrace("postMessage"); |
| WorkerObjectProxy().PostMessageToWorkerObject( |
| std::move(transferable_message)); |
| } |
| |
| DedicatedWorkerObjectProxy& DedicatedWorkerGlobalScope::WorkerObjectProxy() |
| const { |
| return static_cast<DedicatedWorkerThread*>(GetThread())->WorkerObjectProxy(); |
| } |
| |
| void DedicatedWorkerGlobalScope::Trace(blink::Visitor* visitor) { |
| WorkerGlobalScope::Trace(visitor); |
| } |
| |
| } // namespace blink |