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/*
* Copyright (C) 2009 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.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* 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
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "V8History.h"
#include "BindingState.h"
#include "ExceptionCode.h"
#include "History.h"
#include "SerializedScriptValue.h"
#include "V8Binding.h"
#include "V8DOMWindow.h"
#include "V8HiddenPropertyName.h"
namespace WebCore {
v8::Handle<v8::Value> V8History::stateAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
INC_STATS("DOM.History.state");
History* history = V8History::toNative(info.Holder());
v8::Handle<v8::Value> value = info.Holder()->GetHiddenValue(V8HiddenPropertyName::state());
if (!value.IsEmpty() && !history->stateChanged())
return value;
SerializedScriptValue* serialized = history->state();
value = serialized ? serialized->deserialize(0, info.GetIsolate()) : v8::Handle<v8::Value>(v8::Null(info.GetIsolate()));
info.Holder()->SetHiddenValue(V8HiddenPropertyName::state(), value);
return value;
}
v8::Handle<v8::Value> V8History::pushStateCallback(const v8::Arguments& args)
{
bool didThrow = false;
RefPtr<SerializedScriptValue> historyState = SerializedScriptValue::create(args[0], 0, 0, didThrow, args.GetIsolate());
if (didThrow)
return v8::Undefined();
V8TRYCATCH_FOR_V8STRINGRESOURCE(V8StringResource<WithUndefinedOrNullCheck>, title, args[1]);
V8TRYCATCH_FOR_V8STRINGRESOURCE(V8StringResource<WithUndefinedOrNullCheck>, url, MAYBE_MISSING_PARAMETER(args, 2, DefaultIsNullString));
ExceptionCode ec = 0;
History* history = V8History::toNative(args.Holder());
history->stateObjectAdded(historyState.release(), title, url, History::StateObjectPush, ec);
args.Holder()->DeleteHiddenValue(V8HiddenPropertyName::state());
return setDOMException(ec, args.GetIsolate());
}
v8::Handle<v8::Value> V8History::replaceStateCallback(const v8::Arguments& args)
{
bool didThrow = false;
RefPtr<SerializedScriptValue> historyState = SerializedScriptValue::create(args[0], 0, 0, didThrow, args.GetIsolate());
if (didThrow)
return v8::Undefined();
V8TRYCATCH_FOR_V8STRINGRESOURCE(V8StringResource<WithUndefinedOrNullCheck>, title, args[1]);
V8TRYCATCH_FOR_V8STRINGRESOURCE(V8StringResource<WithUndefinedOrNullCheck>, url, MAYBE_MISSING_PARAMETER(args, 2, DefaultIsNullString));
ExceptionCode ec = 0;
History* history = V8History::toNative(args.Holder());
history->stateObjectAdded(historyState.release(), title, url, History::StateObjectReplace, ec);
args.Holder()->DeleteHiddenValue(V8HiddenPropertyName::state());
return setDOMException(ec, args.GetIsolate());
}
bool V8History::indexedSecurityCheck(v8::Local<v8::Object> host, uint32_t index, v8::AccessType type, v8::Local<v8::Value>)
{
History* history = V8History::toNative(host);
return BindingSecurity::shouldAllowAccessToFrame(BindingState::instance(), history->frame(), DoNotReportSecurityError);
}
bool V8History::namedSecurityCheck(v8::Local<v8::Object> host, v8::Local<v8::Value> key, v8::AccessType type, v8::Local<v8::Value>)
{
History* history = V8History::toNative(host);
return BindingSecurity::shouldAllowAccessToFrame(BindingState::instance(), history->frame(), DoNotReportSecurityError);
}
} // namespace WebCore
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