1/*
2 * Copyright (C) 2008 Apple Inc. All Rights Reserved.
3 * Copyright (C) 2009, 2011 Google 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
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 */
27
28#include "config.h"
29
30#if ENABLE(INDEXED_DATABASE_IN_WORKERS)
31
32#include "WorkerGlobalScopeIndexedDatabase.h"
33
34#include "IDBConnectionProxy.h"
35#include "IDBFactory.h"
36#include "IDBOpenDBRequest.h"
37#include "ScriptExecutionContext.h"
38#include "WorkerGlobalScope.h"
39
40namespace WebCore {
41
42WorkerGlobalScopeIndexedDatabase::WorkerGlobalScopeIndexedDatabase(WorkerGlobalScope&, IDBClient::IDBConnectionProxy& connectionProxy)
43 : m_connectionProxy(connectionProxy)
44{
45}
46
47WorkerGlobalScopeIndexedDatabase::~WorkerGlobalScopeIndexedDatabase() = default;
48
49const char* WorkerGlobalScopeIndexedDatabase::supplementName()
50{
51 return "WorkerGlobalScopeIndexedDatabase";
52}
53
54WorkerGlobalScopeIndexedDatabase* WorkerGlobalScopeIndexedDatabase::from(WorkerGlobalScope& scope)
55{
56 WorkerGlobalScopeIndexedDatabase* supplement = static_cast<WorkerGlobalScopeIndexedDatabase*>(Supplement<WorkerGlobalScope>::from(&scope, supplementName()));
57 if (!supplement) {
58 auto* connectionProxy = scope.idbConnectionProxy();
59 if (!connectionProxy)
60 return nullptr;
61
62 auto newSupplement = std::make_unique<WorkerGlobalScopeIndexedDatabase>(scope, *connectionProxy);
63 supplement = newSupplement.get();
64 provideTo(&scope, supplementName(), WTFMove(newSupplement));
65 }
66 return supplement;
67}
68
69IDBFactory* WorkerGlobalScopeIndexedDatabase::indexedDB(WorkerGlobalScope& scope)
70{
71 auto* scopeIDB = from(scope);
72 return scopeIDB ? scopeIDB->indexedDB() : nullptr;
73}
74
75IDBFactory* WorkerGlobalScopeIndexedDatabase::indexedDB()
76{
77 if (!m_idbFactory)
78 m_idbFactory = IDBFactory::create(m_connectionProxy.get());
79
80 return m_idbFactory.get();
81}
82
83} // namespace WebCore
84
85#endif // ENABLE(INDEXED_DATABASE_IN_WORKERS)
86