Home | History | Annotate | Download | only in src 
      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 
     43 namespace WebCore {
     44 
     45 PassRefPtr<StorageNamespace> StorageNamespace::localStorageNamespace(const String& path, unsigned quota)
     46 {
     47     return adoptRef(new StorageNamespaceProxy(WebKit::webKitClient()->createLocalStorageNamespace(path, quota), LocalStorage));
     48 }
     49 
     50 PassRefPtr<StorageNamespace> StorageNamespace::sessionStorageNamespace(Page* page)
     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(), SessionStorage));
     55 }
     56 
     57 StorageNamespaceProxy::StorageNamespaceProxy(WebKit::WebStorageNamespace* storageNamespace, StorageType storageType)
     58     : m_storageNamespace(storageNamespace)
     59     , m_storageType(storageType)
     60 {
     61 }
     62 
     63 StorageNamespaceProxy::~StorageNamespaceProxy()
     64 {
     65 }
     66 
     67 PassRefPtr<StorageNamespace> StorageNamespaceProxy::copy()
     68 {
     69     ASSERT(m_storageType == SessionStorage);
     70     // The WebViewClient knows what its session storage namespace id is but we
     71     // do not.  Returning 0 here causes it to be fetched (via the WebViewClient)
     72     // on its next use.  Note that it is WebViewClient::createView's
     73     // responsibility to clone the session storage namespace id and that the
     74     // only time copy() is called is directly after the createView call...which
     75     // is why all of this is safe.
     76     return 0;
     77 }
     78 
     79 PassRefPtr<StorageArea> StorageNamespaceProxy::storageArea(PassRefPtr<SecurityOrigin> origin)
     80 {
     81     return adoptRef(new StorageAreaProxy(m_storageNamespace->createStorageArea(origin->toString()), m_storageType));
     82 }
     83 
     84 void StorageNamespaceProxy::close()
     85 {
     86     m_storageNamespace->close();
     87 }
     88 
     89 void StorageNamespaceProxy::unlock()
     90 {
     91     // FIXME: Implement.
     92 }
     93 
     94 } // namespace WebCore
     95 
     96 #endif // ENABLE(DOM_STORAGE)
     97