StorageInfoChromium.cpp revision 2daae5fd11344eaa88a0d92b0f6d65f8d2255c00 
1/*
2 * Copyright (C) 2011 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 are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include "config.h"
32#include "StorageInfo.h"
33
34#if ENABLE(QUOTA)
35
36#include "DOMCoreException.h"
37#include "Document.h"
38#include "ScriptExecutionContext.h"
39#include "StorageInfoErrorCallback.h"
40#include "StorageInfoQuotaCallback.h"
41#include "StorageInfoUsageCallback.h"
42#include "WebFrameClient.h"
43#include "WebFrameImpl.h"
44#include "WebStorageQuotaCallbacksImpl.h"
45#include "WebStorageQuotaType.h"
46
47using namespace WebKit;
48
49namespace WebCore {
50
51namespace {
52void fireStorageInfoErrorCallback(PassRefPtr<StorageInfoErrorCallback> errorCallback, ExceptionCode ec)
53{
54    ASSERT(errorCallback);
55    ExceptionCodeDescription description;
56    getExceptionCodeDescription(ec, description);
57    errorCallback->handleEvent(DOMCoreException::create(description).get());
58}
59}
60
61void StorageInfo::queryUsageAndQuota(ScriptExecutionContext* context, int storageType, PassRefPtr<StorageInfoUsageCallback> successCallback, PassRefPtr<StorageInfoErrorCallback> errorCallback)
62{
63    ASSERT(context);
64    if (storageType != WebStorageQuotaTypeTemporary && storageType != WebStorageQuotaTypePersistent) {
65        // Unknown storage type is requested.
66        fireStorageInfoErrorCallback(errorCallback, NOT_SUPPORTED_ERR);
67        return;
68    }
69    if (context->isDocument()) {
70        Document* document = static_cast<Document*>(context);
71        WebFrameImpl* webFrame = WebFrameImpl::fromFrame(document->frame());
72        webFrame->client()->queryStorageUsageAndQuota(webFrame, static_cast<WebStorageQuotaType>(storageType), new WebStorageQuotaCallbacksImpl(successCallback, errorCallback));
73    } else if (errorCallback) {
74        // FIXME: calling this on worker is not yet supported.
75        fireStorageInfoErrorCallback(errorCallback, NOT_SUPPORTED_ERR);
76    }
77}
78
79void StorageInfo::requestQuota(ScriptExecutionContext* context, int storageType, unsigned long long newQuotaInBytes, PassRefPtr<StorageInfoQuotaCallback> successCallback, PassRefPtr<StorageInfoErrorCallback> errorCallback)
80{
81    ASSERT(context);
82    if (storageType != WebStorageQuotaTypeTemporary && storageType != WebStorageQuotaTypePersistent) {
83        // Unknown storage type is requested.
84        fireStorageInfoErrorCallback(errorCallback, NOT_SUPPORTED_ERR);
85        return;
86    }
87    if (context->isDocument()) {
88        Document* document = static_cast<Document*>(context);
89        WebFrameImpl* webFrame = WebFrameImpl::fromFrame(document->frame());
90        webFrame->client()->requestStorageQuota(webFrame, static_cast<WebStorageQuotaType>(storageType), newQuotaInBytes, new WebStorageQuotaCallbacksImpl(successCallback, errorCallback));
91    } else if (errorCallback) {
92        // FIXME: calling this on worker is not yet supported.
93        fireStorageInfoErrorCallback(errorCallback, NOT_SUPPORTED_ERR);
94    }
95}
96
97} // namespace WebCore
98
99#endif // ENABLE(QUOTA)
100