JSValue JSDOMFormData::append(ExecState* exec)
{
if (exec->argumentCount() >= 2) {
String name = exec->argument(0).toString(exec)->value(exec);
JSValue value = exec->argument(1);
if (value.inherits(&JSBlob::s_info)) {
String filename;
if (exec->argumentCount() >= 3 && !exec->argument(2).isUndefinedOrNull())
filename = exec->argument(2).toString(exec)->value(exec);
impl()->append(name, toBlob(value), filename);
} else
impl()->append(name, value.toString(exec)->value(exec));
}
return jsUndefined();
}
void JSLocation::setPort(ExecState* exec, JSValue value)
{
Frame* frame = impl()->frame();
ASSERT(frame);
KURL url = frame->loader()->url();
// FIXME: Could make this a little less ugly if String provided a toUnsignedShort function.
const UString& portString = value.toString(exec);
int port = charactersToInt(portString.data(), portString.size());
if (port < 0 || port > 0xFFFF)
url.removePort();
else
url.setPort(port);
navigateIfAllowed(exec, frame, url, !frame->script()->anyPageIsProcessingUserGesture(), false);
}
EXPORT
JSStringRef JSValueToStringCopy(JSContextRef ctx, JSValueRef value, JSValueRef* exception)
{
JSLock lock;
JSValue* jsValue = toJS(value);
ExecState* exec = toJS(ctx);
JSStringRef stringRef = toRef(jsValue->toString(exec).rep()->ref());
if (exec->hadException()) {
if (exception)
*exception = toRef(exec->exception());
exec->clearException();
stringRef = 0;
}
return stringRef;
}
PassOwnPtr<ScheduledAction> ScheduledAction::create(ExecState* exec, DOMWrapperWorld* isolatedWorld, ContentSecurityPolicy* policy)
{
JSValue v = exec->argument(0);
CallData callData;
if (getCallData(v, callData) == CallTypeNone) {
RefPtr<ScriptCallStack> callStack(createScriptCallStackForInspector(exec));
if (policy && !policy->allowEval(callStack.release()))
return nullptr;
String string = v.toString(exec)->value(exec);
if (exec->hadException())
return nullptr;
return adoptPtr(new ScheduledAction(string, isolatedWorld));
}
return adoptPtr(new ScheduledAction(exec, v, isolatedWorld));
}
void JSLocation::setHash(ExecState* exec, JSValue value)
{
Frame* frame = impl()->frame();
ASSERT(frame);
KURL url = frame->loader()->url();
String oldFragmentIdentifier = url.fragmentIdentifier();
String str = value.toString(exec);
if (str.startsWith("#"))
str = str.substring(1);
if (equalIgnoringNullity(oldFragmentIdentifier, str))
return;
url.setFragmentIdentifier(str);
navigateIfAllowed(exec, frame, url, !frame->script()->anyPageIsProcessingUserGesture(), false);
}
JSStringRef JSValueToStringCopy(JSContextRef ctx, JSValueRef value, JSValueRef* exception)
{
ExecState* exec = toJS(ctx);
APIEntryShim entryShim(exec);
JSValue jsValue = toJS(exec, value);
RefPtr<OpaqueJSString> stringRef(OpaqueJSString::create(jsValue.toString(exec)->value(exec)));
if (exec->hadException()) {
if (exception)
*exception = toRef(exec, exec->exception());
exec->clearException();
stringRef.clear();
}
return stringRef.release().leakRef();
}
void setJSAudioNodeChannelInterpretation(ExecState* exec, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
JSValue value = JSValue::decode(encodedValue);
UNUSED_PARAM(exec);
JSAudioNode* castedThis = jsDynamicCast<JSAudioNode*>(JSValue::decode(thisValue));
if (!castedThis) {
throwVMTypeError(exec);
return;
}
AudioNode& impl = castedThis->impl();
ExceptionCode ec = 0;
const String& nativeValue(value.isEmpty() ? String() : value.toString(exec)->value(exec));
if (exec->hadException())
return;
impl.setChannelInterpretation(nativeValue, ec);
setDOMException(exec, ec);
}
inline RegExpFlags toFlags(ExecState* exec, JSValue flags)
{
if (flags.isUndefined())
return NoFlags;
JSString* flagsString = flags.toString(exec);
if (!flagsString) {
ASSERT(exec->hadException());
return InvalidFlags;
}
RegExpFlags result = regExpFlags(flagsString->value(exec));
if (exec->hadException())
return InvalidFlags;
if (result == InvalidFlags)
throwSyntaxError(exec, ASCIILiteral("Invalid flags supplied to RegExp constructor."));
return result;
}
void JSDocument::setLocation(ExecState* exec, JSValue value)
{
Frame* frame = static_cast<Document*>(impl())->frame();
if (!frame)
return;
String str = value.toString(exec);
// IE and Mozilla both resolve the URL relative to the source frame,
// not the target frame.
Frame* activeFrame = asJSDOMWindow(exec->dynamicGlobalObject())->impl()->frame();
if (activeFrame)
str = activeFrame->document()->completeURL(str).string();
bool userGesture = activeFrame->script()->processingUserGesture(currentWorld(exec));
frame->redirectScheduler()->scheduleLocationChange(str, activeFrame->loader()->outgoingReferrer(), !activeFrame->script()->anyPageIsProcessingUserGesture(), false, userGesture);
}
void JSDictionary::convertValue(ExecState* exec, JSValue value, Vector<String>& result)
{
if (value.isUndefinedOrNull())
return;
unsigned length = 0;
JSObject* object = toJSSequence(exec, value, length);
if (exec->hadException())
return;
for (unsigned i = 0 ; i < length; ++i) {
JSValue itemValue = object->get(exec, i);
if (exec->hadException())
return;
result.append(itemValue.toString(exec)->value(exec));
}
}
JSStringRef JSValueToStringCopy(JSContextRef ctx, JSValueRef value, JSValueRef* exception)
{
ExecState* exec = toJS(ctx);
exec->globalData().heap.registerThread();
JSLock lock(exec);
JSValue jsValue = toJS(exec, value);
RefPtr<OpaqueJSString> stringRef(OpaqueJSString::create(jsValue.toString(exec)));
if (exec->hadException()) {
if (exception)
*exception = toRef(exec, exec->exception());
exec->clearException();
stringRef.clear();
}
return stringRef.release().releaseRef();
}
void setJSTestTypedefsStringAttrWithSetterException(ExecState* exec, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
JSValue value = JSValue::decode(encodedValue);
UNUSED_PARAM(exec);
JSTestTypedefs* castedThis = jsDynamicCast<JSTestTypedefs*>(JSValue::decode(thisValue));
if (!castedThis) {
throwVMTypeError(exec);
return;
}
TestTypedefs& impl = castedThis->impl();
ExceptionCode ec = 0;
const String& nativeValue(value.isEmpty() ? String() : value.toString(exec)->value(exec));
if (exec->hadException())
return;
impl.setStringAttrWithSetterException(nativeValue, ec);
setDOMException(exec, ec);
}
bool setJSTestNondeterministicNondeterministicSetterExceptionAttr(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
JSValue value = JSValue::decode(encodedValue);
UNUSED_PARAM(thisValue);
JSTestNondeterministic* castedThis = jsDynamicCast<JSTestNondeterministic*>(JSValue::decode(thisValue));
if (UNLIKELY(!castedThis)) {
return throwSetterTypeError(*state, "TestNondeterministic", "nondeterministicSetterExceptionAttr");
}
auto& impl = castedThis->wrapped();
ExceptionCode ec = 0;
String nativeValue = value.toString(state)->value(state);
if (UNLIKELY(state->hadException()))
return false;
impl.setNondeterministicSetterExceptionAttr(nativeValue, ec);
setDOMException(state, ec);
return true;
}
Stringifier::Stringifier(ExecState* exec, const Local<Unknown>& replacer, const Local<Unknown>& space)
: m_exec(exec)
, m_replacer(replacer)
, m_usingArrayReplacer(false)
, m_arrayReplacerPropertyNames(exec)
, m_replacerCallType(CallTypeNone)
, m_gap(gap(exec, space.get()))
{
if (!m_replacer.isObject())
return;
if (m_replacer.asObject()->inherits(&JSArray::s_info)) {
m_usingArrayReplacer = true;
Handle<JSObject> array = m_replacer.asObject();
unsigned length = array->get(exec, exec->globalData().propertyNames->length).toUInt32(exec);
for (unsigned i = 0; i < length; ++i) {
JSValue name = array->get(exec, i);
if (exec->hadException())
break;
UString propertyName;
if (name.getString(exec, propertyName)) {
m_arrayReplacerPropertyNames.add(Identifier(exec, propertyName));
continue;
}
double value = 0;
if (name.getNumber(value)) {
m_arrayReplacerPropertyNames.add(Identifier::from(exec, value));
continue;
}
if (name.isObject()) {
if (!asObject(name)->inherits(&NumberObject::s_info) && !asObject(name)->inherits(&StringObject::s_info))
continue;
propertyName = name.toString(exec);
if (exec->hadException())
break;
m_arrayReplacerPropertyNames.add(Identifier(exec, propertyName));
}
}
return;
}
m_replacerCallType = m_replacer.asObject()->getCallData(m_replacerCallData);
}
void NPRuntimeObjectMap::convertJSValueToNPVariant(ExecState* exec, JSValue value, NPVariant& variant)
{
JSLock lock(SilenceAssertionsOnly);
VOID_TO_NPVARIANT(variant);
if (value.isNull()) {
NULL_TO_NPVARIANT(variant);
return;
}
if (value.isUndefined()) {
VOID_TO_NPVARIANT(variant);
return;
}
if (value.isBoolean()) {
BOOLEAN_TO_NPVARIANT(value.toBoolean(exec), variant);
return;
}
if (value.isNumber()) {
DOUBLE_TO_NPVARIANT(value.toNumber(exec), variant);
return;
}
if (value.isString()) {
CString utf8String = value.toString(exec).utf8();
// This should use NPN_MemAlloc, but we know that it uses malloc under the hood.
char* utf8Characters = static_cast<char*>(malloc(utf8String.length()));
memcpy(utf8Characters, utf8String.data(), utf8String.length());
STRINGN_TO_NPVARIANT(utf8Characters, utf8String.length(), variant);
return;
}
if (value.isObject()) {
NPObject* npObject = getOrCreateNPObject(asObject(value));
OBJECT_TO_NPVARIANT(npObject, variant);
return;
}
ASSERT_NOT_REACHED();
}
JSValue JSInjectedScriptHost::evaluateWithScopeExtension(ExecState* exec)
{
JSValue scriptValue = exec->argument(0);
if (!scriptValue.isString())
return throwTypeError(exec, "InjectedScriptHost.evaluateWithScopeExtension first argument must be a string.");
String program = scriptValue.toString(exec)->value(exec);
if (exec->hadException())
return jsUndefined();
NakedPtr<Exception> exception;
JSObject* scopeExtension = exec->argument(1).getObject();
JSValue result = JSC::evaluateWithScopeExtension(exec, makeSource(program), scopeExtension, exception);
if (exception)
exec->vm().throwException(exec, exception);
return result;
}
void setJSTestTypedefsStringAttrWithGetterException(ExecState* exec, JSObject* baseObject, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
JSValue value = JSValue::decode(encodedValue);
UNUSED_PARAM(baseObject);
JSTestTypedefs* castedThis = jsDynamicCast<JSTestTypedefs*>(JSValue::decode(thisValue));
if (UNLIKELY(!castedThis)) {
if (jsDynamicCast<JSTestTypedefsPrototype*>(JSValue::decode(thisValue)))
reportDeprecatedSetterError(*exec, "TestTypedefs", "stringAttrWithGetterException");
else
throwSetterTypeError(*exec, "TestTypedefs", "stringAttrWithGetterException");
return;
}
auto& impl = castedThis->impl();
const String& nativeValue(value.isEmpty() ? String() : value.toString(exec)->value(exec));
if (UNLIKELY(exec->hadException()))
return;
impl.setStringAttrWithGetterException(nativeValue);
}
void JSDocument::setLocation(ExecState* exec, JSValue value)
{
Frame* frame = static_cast<Document*>(impl())->frame();
if (!frame)
return;
String str = ustringToString(value.toString(exec));
Frame* lexicalFrame = asJSDOMWindow(exec->lexicalGlobalObject())->impl()->frame();
// IE and Mozilla both resolve the URL relative to the source frame,
// not the target frame.
Frame* activeFrame = asJSDOMWindow(exec->dynamicGlobalObject())->impl()->frame();
str = activeFrame->document()->completeURL(str).string();
frame->navigationScheduler()->scheduleLocationChange(lexicalFrame->document()->securityOrigin(),
str, activeFrame->loader()->outgoingReferrer(), !activeFrame->script()->anyPageIsProcessingUserGesture(), false);
}
void setJSTestNondeterministicNondeterministicExceptionAttr(ExecState* exec, JSObject* baseObject, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
JSValue value = JSValue::decode(encodedValue);
UNUSED_PARAM(baseObject);
JSTestNondeterministic* castedThis = jsDynamicCast<JSTestNondeterministic*>(JSValue::decode(thisValue));
if (UNLIKELY(!castedThis)) {
if (jsDynamicCast<JSTestNondeterministicPrototype*>(JSValue::decode(thisValue)))
reportDeprecatedSetterError(*exec, "TestNondeterministic", "nondeterministicExceptionAttr");
else
throwSetterTypeError(*exec, "TestNondeterministic", "nondeterministicExceptionAttr");
return;
}
TestNondeterministic& impl = castedThis->impl();
const String& nativeValue(value.isEmpty() ? String() : value.toString(exec)->value(exec));
if (UNLIKELY(exec->hadException()))
return;
impl.setNondeterministicExceptionAttr(nativeValue);
}
void reportException(ExecState* exec, JSValue exception)
{
UString errorMessage = exception.toString(exec);
JSObject* exceptionObject = exception.toObject(exec);
int lineNumber = exceptionObject->get(exec, Identifier(exec, "line")).toInt32(exec);
UString exceptionSourceURL = exceptionObject->get(exec, Identifier(exec, "sourceURL")).toString(exec);
exec->clearException();
ScriptExecutionContext* scriptExecutionContext = static_cast<JSDOMGlobalObject*>(exec->lexicalGlobalObject())->scriptExecutionContext();
ASSERT(scriptExecutionContext);
// Crash data indicates null-dereference crashes at this point in the Safari 4 Public Beta.
// It's harmless to return here without reporting the exception to the log and the debugger in this case.
if (!scriptExecutionContext)
return;
scriptExecutionContext->reportException(errorMessage, lineNumber, exceptionSourceURL);
}
JSLR_API bool _cdecl JSTryConvertToString(JSContextRef ctx, JSValueRef value, const char** ptr, size_t* length, JSStringRef* str)
{
ExecState* exec = toJS(ctx);
JSValue jsValue = toJS(exec, value);
if (jsValue.isString())
{
RefPtr<OpaqueJSString> stringRef(OpaqueJSString::create(jsValue.toString(exec)->value(exec)));
*ptr = (const char*)stringRef->characters();
*length = stringRef->length();
auto js_str = JSStringRetain(stringRef.release().leakRef());
*str = js_str;
return true;
}
return false;
}
void setJSTestNodeName(ExecState* state, JSObject* baseObject, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
JSValue value = JSValue::decode(encodedValue);
UNUSED_PARAM(baseObject);
JSTestNode* castedThis = jsDynamicCast<JSTestNode*>(JSValue::decode(thisValue));
if (UNLIKELY(!castedThis)) {
if (jsDynamicCast<JSTestNodePrototype*>(JSValue::decode(thisValue)))
reportDeprecatedSetterError(*state, "TestNode", "name");
else
throwSetterTypeError(*state, "TestNode", "name");
return;
}
auto& impl = castedThis->impl();
String nativeValue = value.toString(state)->value(state);
if (UNLIKELY(state->hadException()))
return;
impl.setName(nativeValue);
}
// Variant value must be released with NPReleaseVariantValue()
void convertValueToNPVariant(ExecState* exec, JSValue value, NPVariant* result)
{
JSLock lock(SilenceAssertionsOnly);
VOID_TO_NPVARIANT(*result);
if (value.isString()) {
UString ustring = value.toString(exec);
CString cstring = ustring.utf8();
NPString string = { (const NPUTF8*)cstring.data(), static_cast<uint32_t>(cstring.length()) };
NPN_InitializeVariantWithStringCopy(result, &string);
} else if (value.isNumber()) {
DOUBLE_TO_NPVARIANT(value.toNumber(exec), *result);
} else if (value.isBoolean()) {
BOOLEAN_TO_NPVARIANT(value.toBoolean(exec), *result);
} else if (value.isNull()) {
NULL_TO_NPVARIANT(*result);
} else if (value.isObject()) {
JSObject* object = asObject(value);
if (object->classInfo() == &CRuntimeObject::s_info) {
CRuntimeObject* runtimeObject = static_cast<CRuntimeObject*>(object);
CInstance* instance = runtimeObject->getInternalCInstance();
if (instance) {
NPObject* obj = instance->getObject();
_NPN_RetainObject(obj);
OBJECT_TO_NPVARIANT(obj, *result);
}
} else {
#ifdef ANDROID
RootObject* rootObject = findRootObject(exec->dynamicGlobalObject());
if (!rootObject)
rootObject = findRootObject(exec->lexicalGlobalObject());
#else
JSGlobalObject* globalObject = exec->dynamicGlobalObject();
RootObject* rootObject = findRootObject(globalObject);
#endif
if (rootObject) {
NPObject* npObject = _NPN_CreateScriptObject(0, object, rootObject);
OBJECT_TO_NPVARIANT(npObject, *result);
}
}
}
}
void setJSWaveShaperNodeOversample(ExecState* exec, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
JSValue value = JSValue::decode(encodedValue);
UNUSED_PARAM(exec);
JSWaveShaperNode* castedThis = jsDynamicCast<JSWaveShaperNode*>(JSValue::decode(thisValue));
if (!castedThis) {
throwVMTypeError(exec);
return;
}
WaveShaperNode& impl = castedThis->impl();
ExceptionCode ec = 0;
const String nativeValue(value.isEmpty() ? String() : value.toString(exec)->value(exec));
if (exec->hadException())
return;
if (nativeValue != "none" && nativeValue != "2x" && nativeValue != "4x")
return;
impl.setOversample(nativeValue, ec);
setDOMException(exec, ec);
}
JSString* JSValue::toStringSlowCase(ExecState* exec, bool returnEmptyStringOnError) const
{
VM& vm = exec->vm();
auto scope = DECLARE_THROW_SCOPE(vm);
auto errorValue = [&] () -> JSString* {
if (returnEmptyStringOnError)
return jsEmptyString(exec);
return nullptr;
};
ASSERT(!isString());
if (isInt32()) {
auto integer = asInt32();
if (static_cast<unsigned>(integer) <= 9)
return vm.smallStrings.singleCharacterString(integer + '0');
return jsNontrivialString(&vm, vm.numericStrings.add(integer));
}
if (isDouble())
return jsString(&vm, vm.numericStrings.add(asDouble()));
if (isTrue())
return vm.smallStrings.trueString();
if (isFalse())
return vm.smallStrings.falseString();
if (isNull())
return vm.smallStrings.nullString();
if (isUndefined())
return vm.smallStrings.undefinedString();
if (isSymbol()) {
throwTypeError(exec, scope, ASCIILiteral("Cannot convert a symbol to a string"));
return errorValue();
}
ASSERT(isCell());
JSValue value = asCell()->toPrimitive(exec, PreferString);
if (vm.exception())
return errorValue();
ASSERT(!value.isObject());
JSString* result = value.toString(exec);
if (vm.exception())
return errorValue();
return result;
}
EncodedJSValue DFG_OPERATION operationGetByValCell(ExecState* exec, JSCell* base, EncodedJSValue encodedProperty)
{
JSValue property = JSValue::decode(encodedProperty);
if (property.isUInt32())
return getByVal(exec, base, property.asUInt32());
if (property.isDouble()) {
double propertyAsDouble = property.asDouble();
uint32_t propertyAsUInt32 = static_cast<uint32_t>(propertyAsDouble);
if (propertyAsUInt32 == propertyAsDouble)
return getByVal(exec, base, propertyAsUInt32);
} else if (property.isString()) {
if (JSValue result = base->fastGetOwnProperty(exec, asString(property)->value(exec)))
return JSValue::encode(result);
}
Identifier ident(exec, property.toString(exec));
return JSValue::encode(JSValue(base).get(exec, ident));
}
void JSDictionary::convertValue(ExecState* exec, JSValue value, HashSet<AtomicString>& result)
{
result.clear();
if (value.isUndefinedOrNull())
return;
unsigned length;
JSObject* object = toJSSequence(exec, value, length);
if (exec->hadException())
return;
for (unsigned i = 0 ; i < length; ++i) {
JSValue itemValue = object->get(exec, i);
if (exec->hadException())
return;
result.add(ustringToAtomicString(itemValue.toString(exec)->value(exec)));
}
}
static bool cryptoKeyFormatFromJSValue(ExecState* exec, JSValue value, CryptoKeyFormat& result)
{
String keyFormatString = value.toString(exec)->value(exec);
if (exec->hadException())
return false;
if (keyFormatString == "raw")
result = CryptoKeyFormat::Raw;
else if (keyFormatString == "pkcs8")
result = CryptoKeyFormat::PKCS8;
else if (keyFormatString == "spki")
result = CryptoKeyFormat::SPKI;
else if (keyFormatString == "jwk")
result = CryptoKeyFormat::JWK;
else {
throwTypeError(exec, "Unknown key format");
return false;
}
return true;
}
String JSCustomXPathNSResolver::lookupNamespaceURI(const String& prefix)
{
ASSERT(m_customResolver);
JSLock lock(SilenceAssertionsOnly);
ExecState* exec = m_globalObject->globalExec();
JSValue function = m_customResolver->get(exec, Identifier(exec, "lookupNamespaceURI"));
CallData callData;
CallType callType = getCallData(function, callData);
if (callType == CallTypeNone) {
callType = m_customResolver->getCallData(callData);
if (callType == CallTypeNone) {
// FIXME: Pass actual line number and source URL.
m_globalObject->impl()->console()->addMessage(JSMessageSource, LogMessageType, ErrorMessageLevel, "XPathNSResolver does not have a lookupNamespaceURI method.", 0, String());
return String();
}
function = m_customResolver;
}
RefPtr<JSCustomXPathNSResolver> selfProtector(this);
MarkedArgumentBuffer args;
args.append(jsString(exec, prefix));
m_globalObject->globalData().timeoutChecker.start();
JSValue retval = JSC::call(exec, function, callType, callData, m_customResolver, args);
m_globalObject->globalData().timeoutChecker.stop();
String result;
if (exec->hadException())
reportCurrentException(exec);
else {
if (!retval.isUndefinedOrNull())
result = ustringToString(retval.toString(exec));
}
Document::updateStyleForAllDocuments();
return result;
}
void setJSTestTypedefsStringAttrWithSetterException(ExecState* state, JSObject* baseObject, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
JSValue value = JSValue::decode(encodedValue);
UNUSED_PARAM(baseObject);
JSTestTypedefs* castedThis = jsDynamicCast<JSTestTypedefs*>(JSValue::decode(thisValue));
if (UNLIKELY(!castedThis)) {
if (jsDynamicCast<JSTestTypedefsPrototype*>(JSValue::decode(thisValue)))
reportDeprecatedSetterError(*state, "TestTypedefs", "stringAttrWithSetterException");
else
throwSetterTypeError(*state, "TestTypedefs", "stringAttrWithSetterException");
return;
}
auto& impl = castedThis->impl();
ExceptionCode ec = 0;
String nativeValue = value.toString(state)->value(state);
if (UNLIKELY(state->hadException()))
return;
impl.setStringAttrWithSetterException(nativeValue, ec);
setDOMException(state, ec);
}