Source/web/StorageQuotaClientImpl.cpp

/*
 * Copyright (C) 2014 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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 */

#include "config.h"
#include "web/StorageQuotaClientImpl.h"

#include "bindings/core/v8/ScriptPromise.h"
#include "bindings/core/v8/ScriptPromiseResolver.h"
#include "bindings/core/v8/ScriptState.h"
#include "core/dom/DOMError.h"
#include "core/dom/Document.h"
#include "core/dom/ExceptionCode.h"
#include "core/dom/ExecutionContext.h"
#include "modules/quota/DeprecatedStorageQuotaCallbacksImpl.h"
#include "modules/quota/StorageErrorCallback.h"
#include "modules/quota/StorageQuotaCallback.h"
#include "modules/quota/StorageQuotaCallbacksImpl.h"
#include "modules/quota/StorageUsageCallback.h"
#include "public/platform/WebStorageQuotaType.h"
#include "public/web/WebFrameClient.h"
#include "web/WebLocalFrameImpl.h"
#include "wtf/Threading.h"

namespace blink {

StorageQuotaClientImpl::StorageQuotaClientImpl()
{
}

StorageQuotaClientImpl::~StorageQuotaClientImpl()
{
}

void StorageQuotaClientImpl::requestQuota(ExecutionContext* executionContext, WebStorageQuotaType storageType, unsigned long long newQuotaInBytes, StorageQuotaCallback* successCallback, StorageErrorCallback* errorCallback)
{
    ASSERT(executionContext);

    if (executionContext->isDocument()) {
        Document* document = toDocument(executionContext);
        WebLocalFrameImpl* webFrame = WebLocalFrameImpl::fromFrame(document->frame());
        StorageQuotaCallbacks* callbacks = DeprecatedStorageQuotaCallbacksImpl::create(successCallback, errorCallback);
        webFrame->client()->requestStorageQuota(webFrame, storageType, newQuotaInBytes, callbacks);
    } else {
        // Requesting quota in Worker is not supported.
        executionContext->postTask(FROM_HERE, StorageErrorCallback::CallbackTask::create(errorCallback, NotSupportedError));
    }
}

ScriptPromise StorageQuotaClientImpl::requestPersistentQuota(ScriptState* scriptState, unsigned long long newQuotaInBytes)
{
    RefPtrWillBeRawPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(scriptState);
    ScriptPromise promise = resolver->promise();

    if (scriptState->executionContext()->isDocument()) {
        Document* document = toDocument(scriptState->executionContext());
        WebLocalFrameImpl* webFrame = WebLocalFrameImpl::fromFrame(document->frame());
        StorageQuotaCallbacks* callbacks = StorageQuotaCallbacksImpl::create(resolver);
        webFrame->client()->requestStorageQuota(webFrame, WebStorageQuotaTypePersistent, newQuotaInBytes, callbacks);
    } else {
        // Requesting quota in Worker is not supported.
        resolver->reject(DOMError::create(NotSupportedError));
    }

    return promise;
}

} // namespace blink