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
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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
47 using namespace WebKit;
48
49 namespace WebCore {
50
51 namespace {
fireStorageInfoErrorCallback(PassRefPtr<StorageInfoErrorCallback> errorCallback,ExceptionCode ec)52 void 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
queryUsageAndQuota(ScriptExecutionContext * context,int storageType,PassRefPtr<StorageInfoUsageCallback> successCallback,PassRefPtr<StorageInfoErrorCallback> errorCallback)61 void 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
requestQuota(ScriptExecutionContext * context,int storageType,unsigned long long newQuotaInBytes,PassRefPtr<StorageInfoQuotaCallback> successCallback,PassRefPtr<StorageInfoErrorCallback> errorCallback)79 void 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