This source file includes following definitions.
- stringToStorageQuotaType
- supportedTypes
- queryInfo
- requestPersistentQuota
#include "config.h"
#include "modules/quota/StorageQuota.h"
#include "bindings/v8/ScriptPromise.h"
#include "bindings/v8/ScriptPromiseResolver.h"
#include "core/dom/DOMError.h"
#include "core/dom/ExceptionCode.h"
#include "core/dom/ExecutionContext.h"
#include "modules/quota/StorageQuotaCallbacksImpl.h"
#include "modules/quota/StorageQuotaClient.h"
#include "platform/weborigin/KURL.h"
#include "platform/weborigin/SecurityOrigin.h"
#include "public/platform/Platform.h"
#include "public/platform/WebStorageQuotaCallbacks.h"
#include "public/platform/WebStorageQuotaType.h"
namespace WebCore {
namespace {
struct StorageTypeMapping {
blink::WebStorageQuotaType type;
const char* const name;
};
const StorageTypeMapping storageTypeMappings[] = {
{ blink::WebStorageQuotaTypeTemporary, "temporary" },
{ blink::WebStorageQuotaTypePersistent, "persistent" },
};
blink::WebStorageQuotaType stringToStorageQuotaType(const String& type)
{
for (size_t i = 0; i < WTF_ARRAY_LENGTH(storageTypeMappings); ++i) {
if (storageTypeMappings[i].name == type)
return storageTypeMappings[i].type;
}
ASSERT_NOT_REACHED();
return blink::WebStorageQuotaTypeTemporary;
}
}
StorageQuota::StorageQuota()
{
ScriptWrappable::init(this);
}
Vector<String> StorageQuota::supportedTypes() const
{
Vector<String> types;
for (size_t i = 0; i < WTF_ARRAY_LENGTH(storageTypeMappings); ++i)
types.append(storageTypeMappings[i].name);
return types;
}
ScriptPromise StorageQuota::queryInfo(ExecutionContext* executionContext, String type)
{
ASSERT(executionContext);
RefPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(executionContext);
ScriptPromise promise = resolver->promise();
SecurityOrigin* securityOrigin = executionContext->securityOrigin();
if (securityOrigin->isUnique()) {
resolver->reject(DOMError::create(NotSupportedError));
return promise;
}
KURL storagePartition = KURL(KURL(), securityOrigin->toString());
OwnPtr<StorageQuotaCallbacks> callbacks = StorageQuotaCallbacksImpl::create(resolver, executionContext);
blink::Platform::current()->queryStorageUsageAndQuota(storagePartition, stringToStorageQuotaType(type), callbacks.release());
return promise;
}
ScriptPromise StorageQuota::requestPersistentQuota(ExecutionContext* executionContext, unsigned long long newQuota)
{
ASSERT(executionContext);
StorageQuotaClient* client = StorageQuotaClient::from(executionContext);
if (!client) {
RefPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(executionContext);
resolver->reject(DOMError::create(NotSupportedError));
return resolver->promise();
}
return client->requestPersistentQuota(executionContext, newQuota);
}
StorageQuota::~StorageQuota()
{
}
}