StorageNamespaceProxy.cpp revision 2bde8e466a4451c7319e3a072d118917957d6554 
1/*
2 * Copyright (C) 2009 Google 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 GOOGLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GOOGLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "StorageNamespaceProxy.h"
28
29#if ENABLE(DOM_STORAGE)
30
31#include "Chrome.h"
32#include "ChromeClientImpl.h"
33#include "Page.h"
34#include "SecurityOrigin.h"
35#include "StorageAreaProxy.h"
36#include "WebKit.h"
37#include "WebKitClient.h"
38#include "WebStorageNamespace.h"
39#include "WebString.h"
40#include "WebViewClient.h"
41#include "WebViewImpl.h"
42
43namespace WebCore {
44
45PassRefPtr<StorageNamespace> StorageNamespace::localStorageNamespace(const String& path, unsigned quota)
46{
47    return adoptRef(new StorageNamespaceProxy(WebKit::webKitClient()->createLocalStorageNamespace(path, quota), LocalStorage));
48}
49
50PassRefPtr<StorageNamespace> StorageNamespace::sessionStorageNamespace(Page* page, unsigned quota)
51{
52    WebKit::ChromeClientImpl* chromeClientImpl = static_cast<WebKit::ChromeClientImpl*>(page->chrome()->client());
53    WebKit::WebViewClient* webViewClient = chromeClientImpl->webView()->client();
54    return adoptRef(new StorageNamespaceProxy(webViewClient->createSessionStorageNamespace(quota), SessionStorage));
55}
56
57StorageNamespaceProxy::StorageNamespaceProxy(WebKit::WebStorageNamespace* storageNamespace, StorageType storageType)
58    : m_storageNamespace(storageNamespace)
59    , m_storageType(storageType)
60{
61}
62
63StorageNamespaceProxy::~StorageNamespaceProxy()
64{
65}
66
67PassRefPtr<StorageNamespace> StorageNamespaceProxy::copy()
68{
69    ASSERT(m_storageType == SessionStorage);
70    WebKit::WebStorageNamespace* newNamespace = m_storageNamespace->copy();
71    // Some embedders hook into WebViewClient::createView to make the copy of
72    // session storage and then return the object lazily.  Other embedders
73    // choose to make the copy now and return a pointer immediately.  So handle
74    // both cases.
75    if (!newNamespace)
76        return 0;
77    return adoptRef(new StorageNamespaceProxy(newNamespace, m_storageType));
78}
79
80PassRefPtr<StorageArea> StorageNamespaceProxy::storageArea(PassRefPtr<SecurityOrigin> origin)
81{
82    return adoptRef(new StorageAreaProxy(m_storageNamespace->createStorageArea(origin->toString()), m_storageType));
83}
84
85void StorageNamespaceProxy::close()
86{
87    m_storageNamespace->close();
88}
89
90void StorageNamespaceProxy::unlock()
91{
92    // FIXME: Implement.
93}
94
95void StorageNamespaceProxy::clearOriginForDeletion(SecurityOrigin* origin)
96{
97    ASSERT_NOT_REACHED();
98}
99
100void StorageNamespaceProxy::clearAllOriginsForDeletion()
101{
102    ASSERT_NOT_REACHED();
103}
104
105void StorageNamespaceProxy::sync()
106{
107    ASSERT_NOT_REACHED();
108}
109
110} // namespace WebCore
111
112#endif // ENABLE(DOM_STORAGE)
113