V8HistoryCustom.cpp [plain text]
#include "config.h"
#include "V8History.h"
#include "ExceptionCode.h"
#include "History.h"
#include "SerializedScriptValue.h"
#include "V8Binding.h"
#include "V8BindingState.h"
#include "V8DOMWindow.h"
#include "V8HiddenPropertyName.h"
#include "V8Proxy.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.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();
v8::TryCatch tryCatch;
String title = toWebCoreStringWithNullOrUndefinedCheck(args[1]);
if (tryCatch.HasCaught())
return v8::Undefined();
String url;
if (args.Length() > 2) {
url = toWebCoreStringWithNullOrUndefinedCheck(args[2]);
if (tryCatch.HasCaught())
return v8::Undefined();
}
ExceptionCode ec = 0;
History* history = V8History::toNative(args.Holder());
history->stateObjectAdded(historyState.release(), title, url, History::StateObjectPush, ec);
args.Holder()->DeleteHiddenValue(V8HiddenPropertyName::state());
return throwError(ec);
}
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();
v8::TryCatch tryCatch;
String title = toWebCoreStringWithNullOrUndefinedCheck(args[1]);
if (tryCatch.HasCaught())
return v8::Undefined();
String url;
if (args.Length() > 2) {
url = toWebCoreStringWithNullOrUndefinedCheck(args[2]);
if (tryCatch.HasCaught())
return v8::Undefined();
}
ExceptionCode ec = 0;
History* history = V8History::toNative(args.Holder());
history->stateObjectAdded(historyState.release(), title, url, History::StateObjectReplace, ec);
args.Holder()->DeleteHiddenValue(V8HiddenPropertyName::state());
return throwError(ec);
}
bool V8History::indexedSecurityCheck(v8::Local<v8::Object> host, uint32_t index, v8::AccessType type, v8::Local<v8::Value>)
{
History* history = V8History::toNative(host);
return V8BindingSecurity::canAccessFrame(V8BindingState::Only(), history->frame(), false);
}
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 V8BindingSecurity::canAccessFrame(V8BindingState::Only(), history->frame(), false);
}
}