05ee8d68c01a818dd2f98f02a9b86f4c50e71ca0
[WebKit-https.git] / Source / WebCore / Modules / indexeddb / WorkerGlobalScopeIndexedDatabase.cpp
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 "IDBFactory.h"
35 #include "IDBFactoryBackendInterface.h"
36 #include "ScriptExecutionContext.h"
37 #include "SecurityOrigin.h"
38
39 namespace WebCore {
40
41 WorkerGlobalScopeIndexedDatabase::WorkerGlobalScopeIndexedDatabase(const String& databaseDirectoryIdentifier)
42     : m_databaseDirectoryIdentifier(databaseDirectoryIdentifier)
43 {
44 }
45
46 WorkerGlobalScopeIndexedDatabase::~WorkerGlobalScopeIndexedDatabase()
47 {
48 }
49
50 const char* WorkerGlobalScopeIndexedDatabase::supplementName()
51 {
52     return "WorkerGlobalScopeIndexedDatabase";
53 }
54
55 WorkerGlobalScopeIndexedDatabase* WorkerGlobalScopeIndexedDatabase::from(ScriptExecutionContext* context)
56 {
57     WorkerGlobalScopeIndexedDatabase* supplement = static_cast<WorkerGlobalScopeIndexedDatabase*>(Supplement<ScriptExecutionContext>::from(context, supplementName()));
58     if (!supplement) {
59         String databaseDirectoryIdentifier;
60         const GroupSettings* groupSettings = toWorkerGlobalScope(context)->groupSettings();
61         if (groupSettings)
62             databaseDirectoryIdentifier = groupSettings->indexedDBDatabasePath();
63
64         auto newSupplement = std::make_unique<WorkerGlobalScopeIndexedDatabase>(databaseDirectoryIdentifier);
65         supplement = newSupplement.get();
66         provideTo(context, supplementName(), std::move(newSupplement));
67     }
68     return supplement;
69 }
70
71 IDBFactory* WorkerGlobalScopeIndexedDatabase::indexedDB(ScriptExecutionContext* context)
72 {
73     return from(context)->indexedDB();
74 }
75
76 IDBFactory* WorkerGlobalScopeIndexedDatabase::indexedDB()
77 {
78     if (!m_factoryBackend)
79         m_factoryBackend = IDBFactoryBackendInterface::create(m_databaseDirectoryIdentifier);
80     if (!m_idbFactory)
81         m_idbFactory = IDBFactory::create(m_factoryBackend.get());
82     return m_idbFactory.get();
83 }
84
85 } // namespace WebCore
86
87 #endif // ENABLE(INDEXED_DATABASE)