1/*
2 * Copyright (C) 2009 Google Inc. All rights reserved.
3 * Copyright (C) 2016 Apple Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * * Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 * * Neither the name of Google Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include "config.h"
33#include "DedicatedWorkerGlobalScope.h"
34
35#include "ContentSecurityPolicyResponseHeaders.h"
36#include "DOMWindow.h"
37#include "DedicatedWorkerThread.h"
38#include "MessageEvent.h"
39#include "SecurityOrigin.h"
40#include "WorkerObjectProxy.h"
41#include <wtf/IsoMallocInlines.h>
42
43namespace WebCore {
44
45WTF_MAKE_ISO_ALLOCATED_IMPL(DedicatedWorkerGlobalScope);
46
47Ref<DedicatedWorkerGlobalScope> DedicatedWorkerGlobalScope::create(const URL& url, Ref<SecurityOrigin>&& origin, const String& name, const String& identifier, const String& userAgent, bool isOnline, DedicatedWorkerThread& thread, const ContentSecurityPolicyResponseHeaders& contentSecurityPolicyResponseHeaders, bool shouldBypassMainWorldContentSecurityPolicy, Ref<SecurityOrigin>&& topOrigin, MonotonicTime timeOrigin, IDBClient::IDBConnectionProxy* connectionProxy, SocketProvider* socketProvider, PAL::SessionID sessionID)
48{
49 auto context = adoptRef(*new DedicatedWorkerGlobalScope(url, WTFMove(origin), name, identifier, userAgent, isOnline, thread, shouldBypassMainWorldContentSecurityPolicy, WTFMove(topOrigin), timeOrigin, connectionProxy, socketProvider, sessionID));
50 if (!shouldBypassMainWorldContentSecurityPolicy)
51 context->applyContentSecurityPolicyResponseHeaders(contentSecurityPolicyResponseHeaders);
52 return context;
53}
54
55DedicatedWorkerGlobalScope::DedicatedWorkerGlobalScope(const URL& url, Ref<SecurityOrigin>&& origin, const String& name, const String& identifier, const String& userAgent, bool isOnline, DedicatedWorkerThread& thread, bool shouldBypassMainWorldContentSecurityPolicy, Ref<SecurityOrigin>&& topOrigin, MonotonicTime timeOrigin, IDBClient::IDBConnectionProxy* connectionProxy, SocketProvider* socketProvider, PAL::SessionID sessionID)
56 : WorkerGlobalScope(url, WTFMove(origin), identifier, userAgent, isOnline, thread, shouldBypassMainWorldContentSecurityPolicy, WTFMove(topOrigin), timeOrigin, connectionProxy, socketProvider, sessionID)
57 , m_name(name)
58{
59}
60
61DedicatedWorkerGlobalScope::~DedicatedWorkerGlobalScope() = default;
62
63EventTargetInterface DedicatedWorkerGlobalScope::eventTargetInterface() const
64{
65 return DedicatedWorkerGlobalScopeEventTargetInterfaceType;
66}
67
68ExceptionOr<void> DedicatedWorkerGlobalScope::postMessage(JSC::ExecState& state, JSC::JSValue messageValue, Vector<JSC::Strong<JSC::JSObject>>&& transfer)
69{
70 Vector<RefPtr<MessagePort>> ports;
71 auto message = SerializedScriptValue::create(state, messageValue, WTFMove(transfer), ports, SerializationContext::WorkerPostMessage);
72 if (message.hasException())
73 return message.releaseException();
74
75 // Disentangle the port in preparation for sending it to the remote context.
76 auto channels = MessagePort::disentanglePorts(WTFMove(ports));
77 if (channels.hasException())
78 return channels.releaseException();
79
80 thread().workerObjectProxy().postMessageToWorkerObject({ message.releaseReturnValue(), channels.releaseReturnValue() });
81 return { };
82}
83
84ExceptionOr<void> DedicatedWorkerGlobalScope::importScripts(const Vector<String>& urls)
85{
86 auto result = Base::importScripts(urls);
87 thread().workerObjectProxy().reportPendingActivity(hasPendingActivity());
88 return result;
89}
90
91DedicatedWorkerThread& DedicatedWorkerGlobalScope::thread()
92{
93 return static_cast<DedicatedWorkerThread&>(Base::thread());
94}
95
96} // namespace WebCore
97