Esempio n. 1
0
static inline FlagsString flagsString(ExecState* exec, JSObject* regexp)
{
    FlagsString string;

    JSValue globalValue = regexp->get(exec, exec->propertyNames().global);
    if (exec->hadException())
        return string;
    JSValue ignoreCaseValue = regexp->get(exec, exec->propertyNames().ignoreCase);
    if (exec->hadException())
        return string;
    JSValue multilineValue = regexp->get(exec, exec->propertyNames().multiline);
    if (exec->hadException())
        return string;
    JSValue unicodeValue = regexp->get(exec, exec->propertyNames().unicode);

    unsigned index = 0;
    if (globalValue.toBoolean(exec))
        string[index++] = 'g';
    if (ignoreCaseValue.toBoolean(exec))
        string[index++] = 'i';
    if (multilineValue.toBoolean(exec))
        string[index++] = 'm';
    if (unicodeValue.toBoolean(exec))
        string[index++] = 'u';
    ASSERT(index < string.size());
    string[index] = 0;
    return string;
}
static void populateContextMenuItems(ExecState* exec, JSArray* array, ContextMenu& menu)
{
    for (size_t i = 0; i < array->length(); ++i) {
        JSObject* item = asObject(array->getIndex(exec, i));
        JSValue label = item->get(exec, Identifier::fromString(exec, "label"));
        JSValue type = item->get(exec, Identifier::fromString(exec, "type"));
        JSValue id = item->get(exec, Identifier::fromString(exec, "id"));
        JSValue enabled = item->get(exec, Identifier::fromString(exec, "enabled"));
        JSValue checked = item->get(exec, Identifier::fromString(exec, "checked"));
        JSValue subItems = item->get(exec, Identifier::fromString(exec, "subItems"));
        if (!type.isString())
            continue;

        String typeString = type.toWTFString(exec);
        if (typeString == "separator") {
            ContextMenuItem item(SeparatorType, ContextMenuItemTagNoAction, String());
            menu.appendItem(item);
        } else if (typeString == "subMenu" && subItems.inherits(JSArray::info())) {
            ContextMenu subMenu;
            JSArray* subItemsArray = asArray(subItems);
            populateContextMenuItems(exec, subItemsArray, subMenu);
            ContextMenuItem item(SubmenuType, ContextMenuItemTagNoAction, label.toWTFString(exec), &subMenu);
            menu.appendItem(item);
        } else {
            ContextMenuAction typedId = static_cast<ContextMenuAction>(ContextMenuItemBaseCustomTag + id.toInt32(exec));
            ContextMenuItem menuItem((typeString == "checkbox" ? CheckableActionType : ActionType), typedId, label.toWTFString(exec));
            if (!enabled.isUndefined())
                menuItem.setEnabled(enabled.toBoolean(exec));
            if (!checked.isUndefined())
                menuItem.setChecked(checked.toBoolean(exec));
            menu.appendItem(menuItem);
        }
    }
}
Esempio n. 3
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bool ScriptDebugServer::hasBreakpoint(intptr_t sourceID, const TextPosition& position) const
{
    if (!m_breakpointsActivated)
        return false;

    SourceIdToBreakpointsMap::const_iterator it = m_sourceIdToBreakpoints.find(sourceID);
    if (it == m_sourceIdToBreakpoints.end())
        return false;
    int lineNumber = position.m_line.oneBasedInt();
    if (lineNumber <= 0)
        return false;
    LineToBreakpointMap::const_iterator breakIt = it->second.find(lineNumber);
    if (breakIt == it->second.end())
        return false;

    // An empty condition counts as no condition which is equivalent to "true".
    if (breakIt->second.condition.isEmpty())
        return true;

    JSValue exception;
    JSValue result = m_currentCallFrame->evaluate(stringToUString(breakIt->second.condition), exception);
    if (exception) {
        // An erroneous condition counts as "false".
        return false;
    }
    return result.toBoolean(m_currentCallFrame->scopeChain()->globalObject->globalExec());
}
Esempio n. 4
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void setJSXMLHttpRequestWithCredentials(ExecState* exec, JSObject* thisObject, JSValue value)
{
    XMLHttpRequest* imp = static_cast<XMLHttpRequest*>(static_cast<JSXMLHttpRequest*>(thisObject)->impl());
    ExceptionCode ec = 0;
    imp->setWithCredentials(value.toBoolean(exec), ec);
    setDOMException(exec, ec);
}
Esempio n. 5
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bool Debugger::hasBreakpoint(SourceID sourceID, const TextPosition& position, Breakpoint *hitBreakpoint)
{
    if (!m_breakpointsActivated)
        return false;

    SourceIDToBreakpointsMap::const_iterator it = m_sourceIDToBreakpoints.find(sourceID);
    if (it == m_sourceIDToBreakpoints.end())
        return false;

    unsigned line = position.m_line.zeroBasedInt();
    unsigned column = position.m_column.zeroBasedInt();

    LineToBreakpointsMap::const_iterator breaksIt = it->value.find(line);
    if (breaksIt == it->value.end())
        return false;

    bool hit = false;
    const BreakpointsInLine& breakpoints = breaksIt->value;
    unsigned breakpointsCount = breakpoints.size();
    unsigned i;
    for (i = 0; i < breakpointsCount; i++) {
        unsigned breakLine = breakpoints[i].line;
        unsigned breakColumn = breakpoints[i].column;
        // Since frontend truncates the indent, the first statement in a line must match the breakpoint (line,0).
        ASSERT(this == m_currentCallFrame->codeBlock()->globalObject()->debugger());
        if ((line != m_lastExecutedLine && line == breakLine && !breakColumn)
            || (line == breakLine && column == breakColumn)) {
            hit = true;
            break;
        }
    }
    if (!hit)
        return false;

    if (hitBreakpoint)
        *hitBreakpoint = breakpoints[i];

    if (breakpoints[i].condition.isEmpty())
        return true;

    // We cannot stop in the debugger while executing condition code,
    // so make it looks like the debugger is already paused.
    TemporaryPausedState pausedState(*this);

    JSValue exception;
    DebuggerCallFrame* debuggerCallFrame = currentDebuggerCallFrame();
    JSValue result = debuggerCallFrame->evaluate(breakpoints[i].condition, exception);

    // We can lose the debugger while executing JavaScript.
    if (!m_currentCallFrame)
        return false;

    if (exception) {
        // An erroneous condition counts as "false".
        handleExceptionInBreakpointCondition(m_currentCallFrame, exception);
        return false;
    }

    return result.toBoolean(m_currentCallFrame);
}
bool JSCustomSQLStatementErrorCallback::handleEvent(SQLTransaction* transaction, SQLError* error)
{
    ASSERT(m_callback);
    ASSERT(m_frame);
        
    if (!m_frame->script()->isEnabled())
        return true;
        
    JSGlobalObject* globalObject = m_frame->script()->globalObject();
    ExecState* exec = globalObject->globalExec();
        
    KJS::JSLock lock;
        
    JSValue* handleEventFunction = m_callback->get(exec, Identifier(exec, "handleEvent"));
    CallData handleEventCallData;
    CallType handleEventCallType = handleEventFunction->getCallData(handleEventCallData);
    CallData callbackCallData;
    CallType callbackCallType = CallTypeNone;

    if (handleEventCallType == CallTypeNone) {
        callbackCallType = m_callback->getCallData(callbackCallData);
        if (callbackCallType == CallTypeNone) {
            // FIXME: Should an exception be thrown here?
            return true;
        }
    }
        
    RefPtr<JSCustomSQLStatementErrorCallback> protect(this);
        
    ArgList args;
    args.append(toJS(exec, transaction));
    args.append(toJS(exec, error));
        
    JSValue* result;
    globalObject->startTimeoutCheck();
    if (handleEventCallType != CallTypeNone)
        result = call(exec, handleEventFunction, handleEventCallType, handleEventCallData, m_callback, args);
    else
        result = call(exec, m_callback, callbackCallType, callbackCallData, m_callback, args);
    globalObject->stopTimeoutCheck();
        
    if (exec->hadException()) {
        JSObject* exception = exec->exception()->toObject(exec);
        String message = exception->get(exec, exec->propertyNames().message)->toString(exec);
        int lineNumber = exception->get(exec, Identifier(exec, "line"))->toInt32(exec);
        String sourceURL = exception->get(exec, Identifier(exec, "sourceURL"))->toString(exec);
        m_frame->domWindow()->console()->addMessage(JSMessageSource, ErrorMessageLevel, message, lineNumber, sourceURL);
        exec->clearException();
            
        // The spec says:
        // "If the error callback returns false, then move on to the next statement..."
        // "Otherwise, the error callback did not return false, or there was no error callback"
        // Therefore an exception and returning true are the same thing - so, return true on an exception
        return true;
    }
        
    Document::updateDocumentsRendering();

    return result->toBoolean(exec);
}
Esempio n. 7
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bool JSValueToBoolean(JSContextRef ctx, JSValueRef value)
{
    ExecState* exec = toJS(ctx);
    APIEntryShim entryShim(exec);

    JSValue jsValue = toJS(exec, value);
    return jsValue.toBoolean(exec);
}
JSValue JSDirectoryEntry::getDirectory(ExecState* exec)
{
    DirectoryEntry* imp = static_cast<DirectoryEntry*>(impl());
    const String& path = valueToStringWithUndefinedOrNullCheck(exec, exec->argument(0));
    if (exec->hadException())
        return jsUndefined();

    int argsCount = exec->argumentCount();
    if (argsCount <= 1) {
        imp->getDirectory(path);
        return jsUndefined();
    }

    RefPtr<Flags> flags;
    if (!exec->argument(1).isNull() && !exec->argument(1).isUndefined() && exec->argument(1).isObject() && !exec->argument(1).inherits(&JSFlags::s_info)) {
        JSObject* object = exec->argument(1).getObject();
        flags = Flags::create();
        JSValue jsCreate = object->get(exec, Identifier(exec, "create"));
        flags->setCreate(jsCreate.toBoolean(exec));
        JSValue jsExclusive = object->get(exec, Identifier(exec, "exclusive"));
        flags->setExclusive(jsExclusive.toBoolean(exec));
    } else
        flags = toFlags(exec->argument(1));
    if (exec->hadException())
        return jsUndefined();
    RefPtr<EntryCallback> successCallback;
    if (exec->argumentCount() > 2 && !exec->argument(2).isNull() && !exec->argument(2).isUndefined()) {
        if (!exec->argument(2).isObject()) {
            setDOMException(exec, TYPE_MISMATCH_ERR);
            return jsUndefined();
        }
        successCallback = JSEntryCallback::create(asObject(exec->argument(2)), globalObject());
    }
    RefPtr<ErrorCallback> errorCallback;
    if (exec->argumentCount() > 3 && !exec->argument(3).isNull() && !exec->argument(3).isUndefined()) {
        if (!exec->argument(3).isObject()) {
            setDOMException(exec, TYPE_MISMATCH_ERR);
            return jsUndefined();
        }
        errorCallback = JSErrorCallback::create(asObject(exec->argument(3)), globalObject());
    }

    imp->getDirectory(path, flags, successCallback, errorCallback);
    return jsUndefined();
}
bool JSValueToBoolean(JSContextRef ctx, JSValueRef value)
{
    ExecState* exec = toJS(ctx);
    exec->globalData().heap.registerThread();
    JSLock lock(exec);

    JSValue jsValue = toJS(exec, value);
    return jsValue.toBoolean(exec);
}
bool JSCustomSQLStatementErrorCallback::handleEvent(SQLTransaction* transaction, SQLError* error)
{
    ASSERT(m_callback);
    ASSERT(m_frame);

    if (!m_frame->script()->isEnabled())
        return true;

    JSGlobalObject* globalObject = m_frame->script()->globalObject();
    ExecState* exec = globalObject->globalExec();

    JSC::JSLock lock(false);

    JSValue handleEventFunction = m_callback->get(exec, Identifier(exec, "handleEvent"));
    CallData handleEventCallData;
    CallType handleEventCallType = handleEventFunction.getCallData(handleEventCallData);
    CallData callbackCallData;
    CallType callbackCallType = CallTypeNone;

    if (handleEventCallType == CallTypeNone) {
        callbackCallType = m_callback->getCallData(callbackCallData);
        if (callbackCallType == CallTypeNone) {
            // FIXME: Should an exception be thrown here?
            return true;
        }
    }

    RefPtr<JSCustomSQLStatementErrorCallback> protect(this);

    MarkedArgumentBuffer args;
    args.append(toJS(exec, transaction));
    args.append(toJS(exec, error));

    JSValue result;
    globalObject->globalData()->timeoutChecker.start();
    if (handleEventCallType != CallTypeNone)
        result = call(exec, handleEventFunction, handleEventCallType, handleEventCallData, m_callback, args);
    else
        result = call(exec, m_callback, callbackCallType, callbackCallData, m_callback, args);
    globalObject->globalData()->timeoutChecker.stop();

    if (exec->hadException()) {
        reportCurrentException(exec);

        // The spec says:
        // "If the error callback returns false, then move on to the next statement..."
        // "Otherwise, the error callback did not return false, or there was no error callback"
        // Therefore an exception and returning true are the same thing - so, return true on an exception
        return true;
    }

    Document::updateStyleForAllDocuments();

    return result.toBoolean(exec);
}
Esempio n. 11
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JSLR_API bool _cdecl JSTryConvertToBool(JSContextRef ctx, JSValueRef value, bool* result)
{
	ExecState* exec = toJS(ctx);
	JSValue jsValue = toJS(exec, value);
	if (jsValue.isBoolean())
	{
		*result = jsValue.toBoolean(exec);
		return true;
	}
	return false;
}
Esempio n. 12
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bool JSValueToBoolean(JSContextRef ctx, JSValueRef value)
{
    if (!ctx) {
        ASSERT_NOT_REACHED();
        return false;
    }
    ExecState* exec = toJS(ctx);
    JSLockHolder locker(exec);

    JSValue jsValue = toJS(exec, value);
    return jsValue.toBoolean(exec);
}
JSValue JSInspectorFrontendHost::showContextMenu(ExecState* exec)
{
    if (exec->argumentCount() < 2)
        return jsUndefined();
#if ENABLE(CONTEXT_MENUS)
    Event* event = toEvent(exec->argument(0));

    JSArray* array = asArray(exec->argument(1));
    Vector<ContextMenuItem*> items;

    for (size_t i = 0; i < array->length(); ++i) {
        JSObject* item = asObject(array->getIndex(i));
        JSValue label = item->get(exec, Identifier(exec, "label"));
        JSValue type = item->get(exec, Identifier(exec, "type"));
        JSValue id = item->get(exec, Identifier(exec, "id"));
        JSValue enabled = item->get(exec, Identifier(exec, "enabled"));
        JSValue checked = item->get(exec, Identifier(exec, "checked"));
        if (!type.isString())
            continue;

        String typeString = ustringToString(type.toString(exec)->value(exec));
        if (typeString == "separator") {
            items.append(new ContextMenuItem(SeparatorType,
                                             ContextMenuItemCustomTagNoAction,
                                             String()));
        } else {
            ContextMenuAction typedId = static_cast<ContextMenuAction>(ContextMenuItemBaseCustomTag + id.toInt32(exec));
            ContextMenuItem* menuItem = new ContextMenuItem((typeString == "checkbox" ? CheckableActionType : ActionType), typedId, ustringToString(label.toString(exec)->value(exec)));
            if (!enabled.isUndefined())
                menuItem->setEnabled(enabled.toBoolean(exec));
            if (!checked.isUndefined())
                menuItem->setChecked(checked.toBoolean(exec));
            items.append(menuItem);
        }
    }

    impl()->showContextMenu(event, items);
#endif
    return jsUndefined();
}
Esempio n. 14
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bool ScriptDebugServer::hasBreakpoint(intptr_t sourceID, const TextPosition& position, ScriptBreakpoint *hitBreakpoint) const
{
    if (!m_breakpointsActivated)
        return false;

    SourceIdToBreakpointsMap::const_iterator it = m_sourceIdToBreakpoints.find(sourceID);
    if (it == m_sourceIdToBreakpoints.end())
        return false;

    int line = position.m_line.zeroBasedInt();
    int column = position.m_column.zeroBasedInt();
    if (line < 0 || column < 0)
        return false;

    LineToBreakpointsMap::const_iterator breaksIt = it->value.find(line);
    if (breaksIt == it->value.end())
        return false;

    bool hit = false;
    const BreakpointsInLine& breaksVector = breaksIt->value;
    unsigned breaksCount = breaksVector.size();
    unsigned i;
    for (i = 0; i < breaksCount; i++) {
        int breakLine = breaksVector.at(i).lineNumber;
        int breakColumn = breaksVector.at(i).columnNumber;
        // Since frontend truncates the indent, the first statement in a line must match the breakpoint (line,0).
        if ((line != m_lastExecutedLine && line == breakLine && !breakColumn)
            || (line == breakLine && column == breakColumn)) {
            hit = true;
            break;
        }
    }
    if (!hit)
        return false;

    if (hitBreakpoint)
        *hitBreakpoint = breaksVector.at(i);

    // An empty condition counts as no condition which is equivalent to "true".
    if (breaksVector.at(i).condition.isEmpty())
        return true;

    JSValue exception;
    JSValue result = DebuggerCallFrame::evaluateWithCallFrame(m_currentCallFrame, breaksVector.at(i).condition, exception);
    if (exception) {
        // An erroneous condition counts as "false".
        reportException(m_currentCallFrame, exception);
        return false;
    }
    return result.toBoolean(m_currentCallFrame);
}
Esempio n. 15
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void setJSHTMLObjectElementDeclare(ExecState* exec, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
    JSValue value = JSValue::decode(encodedValue);
    UNUSED_PARAM(exec);
    JSHTMLObjectElement* castedThis = jsDynamicCast<JSHTMLObjectElement*>(JSValue::decode(thisValue));
    if (!castedThis) {
        throwVMTypeError(exec);
        return;
    }
    HTMLObjectElement& impl = castedThis->impl();
    bool nativeValue(value.toBoolean(exec));
    if (exec->hadException())
        return;
    impl.setBooleanAttribute(WebCore::HTMLNames::declareAttr, nativeValue);
}
void setJSSVGPathSegArcRelSweepFlag(ExecState* exec, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
    JSValue value = JSValue::decode(encodedValue);
    UNUSED_PARAM(exec);
    JSSVGPathSegArcRel* castedThis = jsDynamicCast<JSSVGPathSegArcRel*>(JSValue::decode(thisValue));
    if (!castedThis) {
        throwVMTypeError(exec);
        return;
    }
    SVGPathSegArcRel& impl = castedThis->impl();
    bool nativeValue(value.toBoolean(exec));
    if (exec->hadException())
        return;
    impl.setSweepFlag(nativeValue);
}
Esempio n. 17
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void setJSAudioTrackEnabled(ExecState* exec, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
    JSValue value = JSValue::decode(encodedValue);
    UNUSED_PARAM(exec);
    JSAudioTrack* castedThis = jsDynamicCast<JSAudioTrack*>(JSValue::decode(thisValue));
    if (!castedThis) {
        throwVMTypeError(exec);
        return;
    }
    AudioTrack& impl = castedThis->impl();
    bool nativeValue(value.toBoolean(exec));
    if (exec->hadException())
        return;
    impl.setEnabled(nativeValue);
}
Esempio n. 18
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// When an exception occurs, the result of isUnscopable becomes false.
static inline bool isUnscopable(ExecState* exec, JSScope* scope, JSObject* object, const Identifier& ident)
{
    VM& vm = exec->vm();
    auto throwScope = DECLARE_THROW_SCOPE(vm);
    if (scope->type() != WithScopeType)
        return false;

    JSValue unscopables = object->get(exec, exec->propertyNames().unscopablesSymbol);
    RETURN_IF_EXCEPTION(throwScope, false);
    if (!unscopables.isObject())
        return false;
    JSValue blocked = jsCast<JSObject*>(unscopables)->get(exec, ident);
    RETURN_IF_EXCEPTION(throwScope, false);

    return blocked.toBoolean(exec);
}
Esempio n. 19
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// When an exception occurs, the result of isUnscopable becomes false.
static inline bool isUnscopable(ExecState* exec, JSScope* scope, JSObject* object, const Identifier& ident)
{
    if (scope->type() != WithScopeType)
        return false;

    JSValue unscopables = object->get(exec, exec->propertyNames().unscopablesSymbol);
    if (exec->hadException())
        return false;
    if (!unscopables.isObject())
        return false;
    JSValue blocked = jsCast<JSObject*>(unscopables)->get(exec, ident);
    if (exec->hadException())
        return false;

    return blocked.toBoolean(exec);
}
Esempio n. 20
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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();
}
// 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);
            }
        }
    }
}
Esempio n. 22
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JSLR_API bool _cdecl JSTryConvertToBooleans(JSContextRef ctx, JSValueRef** value, size_t length, int** indices, bool** result)
{
	auto values = *value;
	auto res = *result;
	auto ind = *indices;
	ExecState* exec = toJS(ctx);
	for (unsigned int i = 0; i < length; i++)
	{
		auto ptr = values[ind[i]];
		JSValueRef js_value = *&ptr;
		JSValue jsValue = toJS(exec, js_value);
		if (!jsValue.isBoolean())
		{
			return false;
		}
		*&res[i] = jsValue.toBoolean(exec);
	}
	return true;
}
bool JSCustomSQLTransactionErrorCallback::handleEvent(SQLError* error)
{
    ASSERT(m_callback);
    ASSERT(m_frame);
        
    if (!m_frame->script()->isEnabled())
        return true;
        
    JSGlobalObject* globalObject = m_frame->script()->globalObject();
    ExecState* exec = globalObject->globalExec();
        
    JSC::JSLock lock(false);
        
    JSValue* function = m_callback->get(exec, Identifier(exec, "handleEvent"));
    CallData callData;
    CallType callType = function->getCallData(callData);
    if (callType == CallTypeNone) {
        callType = m_callback->getCallData(callData);
        if (callType == CallTypeNone) {
            // FIXME: Should an exception be thrown here?
            return true;
        }
        function = m_callback;
    }

    RefPtr<JSCustomSQLTransactionErrorCallback> protect(this);
        
    ArgList args;
    args.append(toJS(exec, error));

    JSValue *result;
    globalObject->startTimeoutCheck();
    result = call(exec, function, callType, callData, m_callback, args);
    globalObject->stopTimeoutCheck();
        
    if (exec->hadException())
        m_frame->domWindow()->console()->reportCurrentException(exec);
        
    Document::updateDocumentsRendering();
    
    return result->toBoolean(exec);
}
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()) {
        NPString npString = createNPString(value.toString(exec).utf8());
        STRINGN_TO_NPVARIANT(npString.UTF8Characters, npString.UTF8Length, variant);
        return;
    }

    if (value.isObject()) {
        NPObject* npObject = getOrCreateNPObject(exec->globalData(), asObject(value));
        OBJECT_TO_NPVARIANT(npObject, variant);
        return;
    }

    ASSERT_NOT_REACHED();
}
static PassRefPtr<PositionOptions> createPositionOptions(ExecState* exec, JSValue* value)
{
    if (!value->isObject())
        return 0;

    JSObject* object = asObject(value);

    JSValue* enableHighAccuracyValue = object->get(exec, Identifier(exec, "enableHighAccuracy"));
    if (exec->hadException())
        return 0;
    bool enableHighAccuracy = enableHighAccuracyValue->toBoolean(exec);
    if (exec->hadException())
        return 0;

    JSValue* timeoutValue = object->get(exec, Identifier(exec, "timeout"));
    if (exec->hadException())
        return 0;
    unsigned timeout = timeoutValue->toUInt32(exec);
    if (exec->hadException())
        return 0;

    return PositionOptions::create(enableHighAccuracy, timeout);
}
void setJSHTMLMarqueeElementTrueSpeed(ExecState* exec, JSObject* thisObject, JSValue value)
{
    JSHTMLMarqueeElement* castedThis = static_cast<JSHTMLMarqueeElement*>(thisObject);
    HTMLMarqueeElement* imp = static_cast<HTMLMarqueeElement*>(castedThis->impl());
    imp->setBooleanAttribute(WebCore::HTMLNames::truespeedAttr, value.toBoolean(exec));
}
Esempio n. 27
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void setJSHTMLFrameElementNoResize(ExecState* exec, JSObject* thisObject, JSValue value)
{
    JSHTMLFrameElement* castedThis = static_cast<JSHTMLFrameElement*>(thisObject);
    HTMLFrameElement* imp = static_cast<HTMLFrameElement*>(castedThis->impl());
    imp->setBooleanAttribute(WebCore::HTMLNames::noresizeAttr, value.toBoolean(exec));
}
Esempio n. 28
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//--------------------------------------------------------------------------
// KJSValueToCFTypeInternal
//--------------------------------------------------------------------------
// Caller is responsible for releasing the returned CFTypeRef
CFTypeRef KJSValueToCFTypeInternal(JSValue inValue, ExecState *exec, ObjectImpList* inImps)
{
    if (!inValue)
        return 0;

    CFTypeRef result = 0;

    JSGlueAPIEntry entry;

        if (inValue.isBoolean())
            {
                result = inValue.toBoolean(exec) ? kCFBooleanTrue : kCFBooleanFalse;
                RetainCFType(result);
                return result;
            }

        if (inValue.isString())
            {
                UString uString = inValue.toString(exec);
                result = UStringToCFString(uString);
                return result;
            }

        if (inValue.isNumber())
            {
                double number1 = inValue.toNumber(exec);
                double number2 = (double)inValue.toInteger(exec);
                if (number1 ==  number2)
                {
                    int intValue = (int)number2;
                    result = CFNumberCreate(0, kCFNumberIntType, &intValue);
                }
                else
                {
                    result = CFNumberCreate(0, kCFNumberDoubleType, &number1);
                }
                return result;
            }

        if (inValue.isObject())
            {
                if (inValue.inherits(&UserObjectImp::info)) {
                    UserObjectImp* userObjectImp = static_cast<UserObjectImp *>(asObject(inValue));
                    JSUserObject* ptr = userObjectImp->GetJSUserObject();
                    if (ptr)
                    {
                        result = ptr->CopyCFValue();
                    }
                }
                else
                {
                    JSObject *object = inValue.toObject(exec);
                    UInt8 isArray = false;

                    // if two objects reference each
                    JSObject* imp = object;
                    ObjectImpList* temp = inImps;
                    while (temp) {
                        if (imp == temp->imp) {
                            return CFRetain(GetCFNull());
                        }
                        temp = temp->next;
                    }

                    ObjectImpList imps;
                    imps.next = inImps;
                    imps.imp = imp;


//[...] HACK since we do not have access to the class info we use class name instead
#if 0
                    if (object->inherits(&ArrayInstanceImp::info))
#else
                    if (object->className() == "Array")
#endif
                    {
                        isArray = true;
                        JSGlueGlobalObject* globalObject = static_cast<JSGlueGlobalObject*>(exec->dynamicGlobalObject());
                        if (globalObject && (globalObject->Flags() & kJSFlagConvertAssociativeArray)) {
                            PropertyNameArray propNames(exec);
                            object->getPropertyNames(exec, propNames);
                            PropertyNameArray::const_iterator iter = propNames.begin();
                            PropertyNameArray::const_iterator end = propNames.end();
                            while(iter != end && isArray)
                            {
                                Identifier propName = *iter;
                                UString ustr = propName.ustring();
                                const UniChar* uniChars = (const UniChar*)ustr.characters();
                                int size = ustr.length();
                                while (size--) {
                                    if (uniChars[size] < '0' || uniChars[size] > '9') {
                                        isArray = false;
                                        break;
                                    }
                                }
                                iter++;
                            }
                        }
                    }

                    if (isArray)
                    {
                        // This is an KJS array
                        unsigned int length = object->get(exec, Identifier(exec, "length")).toUInt32(exec);
                        result = CFArrayCreateMutable(0, 0, &kCFTypeArrayCallBacks);
                        if (result)
                        {
                            for (unsigned i = 0; i < length; i++)
                            {
                                CFTypeRef cfValue = KJSValueToCFTypeInternal(object->get(exec, i), exec, &imps);
                                CFArrayAppendValue((CFMutableArrayRef)result, cfValue);
                                ReleaseCFType(cfValue);
                            }
                        }
                    }
                    else
                    {
                        // Not an array, just treat it like a dictionary which contains (property name, property value) pairs
                        PropertyNameArray propNames(exec);
                        object->getPropertyNames(exec, propNames);
                        {
                            result = CFDictionaryCreateMutable(0,
                                                               0,
                                                               &kCFTypeDictionaryKeyCallBacks,
                                                               &kCFTypeDictionaryValueCallBacks);
                            if (result)
                            {
                                PropertyNameArray::const_iterator iter = propNames.begin();
                                PropertyNameArray::const_iterator end = propNames.end();
                                while(iter != end)
                                {
                                    Identifier propName = *iter;
                                    if (object->hasProperty(exec, propName))
                                    {
                                        CFStringRef cfKey = IdentifierToCFString(propName);
                                        CFTypeRef cfValue = KJSValueToCFTypeInternal(object->get(exec, propName), exec, &imps);
                                        if (cfKey && cfValue)
                                        {
                                            CFDictionaryAddValue((CFMutableDictionaryRef)result, cfKey, cfValue);
                                        }
                                        ReleaseCFType(cfKey);
                                        ReleaseCFType(cfValue);
                                    }
                                    iter++;
                                }
                            }
                        }
                    }
                }
                return result;
            }

    if (inValue.isUndefinedOrNull())
        {
            result = RetainCFType(GetCFNull());
            return result;
        }

    ASSERT_NOT_REACHED();
    return 0;
}
Esempio n. 29
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void setJSHTMLUListElementCompact(ExecState* exec, JSObject* thisObject, JSValue value)
{
    JSHTMLUListElement* castedThis = static_cast<JSHTMLUListElement*>(thisObject);
    HTMLUListElement* imp = static_cast<HTMLUListElement*>(castedThis->impl());
    imp->setBooleanAttribute(WebCore::HTMLNames::compactAttr, value.toBoolean(exec));
}
void setRegExpConstructorMultiline(ExecState* exec, JSObject* baseObject, JSValue value)
{
    asRegExpConstructor(baseObject)->setMultiline(value.toBoolean(exec));
}