1/*
2 * Copyright (C) 2010 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "InjectedBundleScriptWorld.h"
28
29#include <WebCore/DOMWrapperWorld.h>
30#include <WebCore/ScriptController.h>
31#include <wtf/HashMap.h>
32#include <wtf/NeverDestroyed.h>
33#include <wtf/text/StringConcatenate.h>
34#include <wtf/text/WTFString.h>
35
36namespace WebKit {
37using namespace WebCore;
38
39typedef HashMap<DOMWrapperWorld*, InjectedBundleScriptWorld*> WorldMap;
40
41static WorldMap& allWorlds()
42{
43 static NeverDestroyed<WorldMap> map;
44 return map;
45}
46
47static String uniqueWorldName()
48{
49 static uint64_t uniqueWorldNameNumber = 0;
50 return makeString("UniqueWorld_", uniqueWorldNameNumber++);
51}
52
53Ref<InjectedBundleScriptWorld> InjectedBundleScriptWorld::create()
54{
55 return adoptRef(*new InjectedBundleScriptWorld(ScriptController::createWorld(), uniqueWorldName()));
56}
57
58Ref<InjectedBundleScriptWorld> InjectedBundleScriptWorld::create(const String& name)
59{
60 return adoptRef(*new InjectedBundleScriptWorld(ScriptController::createWorld(), name));
61}
62
63Ref<InjectedBundleScriptWorld> InjectedBundleScriptWorld::getOrCreate(DOMWrapperWorld& world)
64{
65 if (&world == &mainThreadNormalWorld())
66 return normalWorld();
67
68 if (InjectedBundleScriptWorld* existingWorld = allWorlds().get(&world))
69 return *existingWorld;
70
71 return adoptRef(*new InjectedBundleScriptWorld(world, uniqueWorldName()));
72}
73
74InjectedBundleScriptWorld* InjectedBundleScriptWorld::find(const String& name)
75{
76 for (auto* world : allWorlds().values()) {
77 if (world->name() == name)
78 return world;
79 }
80 return nullptr;
81}
82
83InjectedBundleScriptWorld& InjectedBundleScriptWorld::normalWorld()
84{
85 static InjectedBundleScriptWorld& world = adoptRef(*new InjectedBundleScriptWorld(mainThreadNormalWorld(), String())).leakRef();
86 return world;
87}
88
89InjectedBundleScriptWorld::InjectedBundleScriptWorld(DOMWrapperWorld& world, const String& name)
90 : m_world(world)
91 , m_name(name)
92{
93 ASSERT(!allWorlds().contains(m_world.ptr()));
94 allWorlds().add(m_world.ptr(), this);
95}
96
97InjectedBundleScriptWorld::~InjectedBundleScriptWorld()
98{
99 ASSERT(allWorlds().contains(m_world.ptr()));
100 allWorlds().remove(m_world.ptr());
101}
102
103const DOMWrapperWorld& InjectedBundleScriptWorld::coreWorld() const
104{
105 return m_world;
106}
107
108DOMWrapperWorld& InjectedBundleScriptWorld::coreWorld()
109{
110 return m_world;
111}
112
113void InjectedBundleScriptWorld::clearWrappers()
114{
115 m_world->clearWrappers();
116}
117
118void InjectedBundleScriptWorld::makeAllShadowRootsOpen()
119{
120 m_world->setShadowRootIsAlwaysOpen();
121}
122
123void InjectedBundleScriptWorld::disableOverrideBuiltinsBehavior()
124{
125 m_world->disableOverrideBuiltinsBehavior();
126}
127
128} // namespace WebKit
129