/// <summary>
/// Makes a mapping of value from the script type to a .net type
/// added by chuan.yin in 2017/4/27
/// </summary>
/// <param name="value">The source value</param>
/// <returns>The mapped value</returns>
private object ConvertJsObjectToNetObject(JsValue value)
{
JsValueType valueType = value.ValueType;
JsValue processedValue;
object result;
switch (valueType)
{
case JsValueType.Null:
result = null;
break;
case JsValueType.Undefined:
result = Undefined.Value;
break;
case JsValueType.Boolean:
processedValue = value.ConvertToBoolean();
result = processedValue.ToBoolean();
break;
case JsValueType.Number:
processedValue = value.ConvertToNumber();
result = NumericHelpers.CastDoubleValueToCorrectType(processedValue.ToDouble());
break;
case JsValueType.String:
processedValue = value.ConvertToString();
result = processedValue.ToString();
break;
case JsValueType.Object:
result = MapToNetObject(value);
break;
case JsValueType.Function:
case JsValueType.Error:
case JsValueType.Array:
result = ToArray(value);
break;
case JsValueType.Symbol:
case JsValueType.ArrayBuffer:
case JsValueType.TypedArray:
case JsValueType.DataView:
result = ToObject(value);
break;
default:
throw new ArgumentOutOfRangeException();
}
return(result);
}
public void write(JsValue val)
{
if (val.ValueType != JsValueType.String)
{
realWrite(val.ConvertToString().ToString());
}
else
{
realWrite(val.ToString());
}
}
private string SerializeRequest(Engine engine, JsValue value)
{
if (value.IsObject())
{
return(engine.Json.Stringify(engine.Json, new[] { value }).ConvertToString());
}
if (value.IsString())
{
return(value.ConvertToString());
}
return(null);
}
public void write(JsValue val, bool promt, JsValue callback)
{
var callbackObject = context.RegisterCallback(callback);
if (val.ValueType != JsValueType.String)
{
realWrite(val.ConvertToString().ToString(), callbackObject, promt);
}
else
{
realWrite(val.ToString(), callbackObject, promt);
}
}
public void SetDataFormat(JsValue value)
{
string str = value.ConvertToString();
if (str == null)
{
CellStyle.DataFormat = 0;
}
else
{
CellStyle.DataFormat = Workbook.Workbook.CreateDataFormat().GetFormat(str);
}
}
/// <summary>
/// added by chuan.yin in 2017/4/27
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
private object MapToNetObject(JsValue value)
{
if (value.ValueType == JsValueType.Object)
{
var descstr = value.ConvertToString().ToString();
if (descstr == "[object Object]")
{
//json对象
var result = new Dictionary <string, object>();
var names = value.GetOwnPropertyNames();
if (names.ValueType == JsValueType.String)
{
result.Add(names.ToString(), ConvertJsObjectToNetObject(value.GetProperty(names.ToString())));
}
else if (names.ValueType == JsValueType.Array)
{
var arrIndex = ToArray(names);
foreach (var key in arrIndex)
{
result.Add(key.ToString(), ConvertJsObjectToNetObject(value.GetProperty(key.ToString())));
}
}
return(result);
}
else if (descstr.ToLower().Contains("gmt"))
{
var result = DateTime.MinValue;
string format = "ddd MMM dd yyyy HH:mm:ss 'GMT'K";
bool validFormat = DateTime.TryParseExact(descstr.Split('(')[0].Trim(), format, CultureInfo.InvariantCulture, DateTimeStyles.None, out result);
if (validFormat)
{
return(result);
}
else
{
return(descstr);
}
}
else
{
return(value);
}
}
else
{
return(value);
}
}
public void SetHyperlink(JsValue value)
{
string str = value.ConvertToString();
if (str == null)
{
Cell.Hyperlink = null;
}
else
{
Cell.Hyperlink = new XSSFHyperlink(HyperlinkType.Url)
{
Address = str
};
}
}
public void write(JsValue val, bool promt, JsValue callback)
{
var topic = context.RegisterCallback(callback);
if (promt)
{
topic = "?" + topic;
}
if (val.ValueType != JsValueType.String)
{
realWrite(val.ConvertToString().ToString(), topic);
}
else
{
realWrite(val.ToString(), topic);
}
}
public void SetComment(JsValue value)
{
Cell.CellComment = null;
if (value.Is <CommentInstance>())
{
Cell.CellComment = value.As <CommentInstance>().Comment;
}
else
{
string str = value.ConvertToString();
if (str != null)
{
var comment = (XSSFComment)((XSSFSheet)Cell.Row.Sheet).CreateComment();
comment.String = new XSSFRichTextString(str);
Cell.CellComment = comment;
}
}
}
public ColorInstance(Engine engine, JsValue _0, JsValue _1, JsValue _2)
: this(engine)
{
if (!_2.IsUndefined())
{
R = _0.ConvertToInt32().GetValueOrDefault();
G = _1.ConvertToInt32().GetValueOrDefault();
B = _2.ConvertToInt32().GetValueOrDefault();
}
else if (!_0.IsUndefined())
{
string str = _0.ConvertToString();
if (!String.IsNullOrEmpty(str))
{
if (str[0] == '#')
{
str = str.Substring(1);
}
switch (str.Length)
{
case 3:
R = FromHex(str.Substring(0, 1));
R += R * 16;
G = FromHex(str.Substring(1, 1));
G += G * 16;
B = FromHex(str.Substring(2, 1));
B += B * 16;
break;
case 6:
R = FromHex(str.Substring(0, 2));
G = FromHex(str.Substring(2, 2));
B = FromHex(str.Substring(4, 2));
break;
}
}
}
}
private static WrapperException WrapJsException(OriginalException originalException,
string defaultDocumentName = null)
{
WrapperException wrapperException;
JsErrorCode errorCode = originalException.ErrorCode;
string description = originalException.Message;
string message = description;
string type = string.Empty;
string documentName = defaultDocumentName ?? string.Empty;
int lineNumber = 0;
int columnNumber = 0;
string callStack = string.Empty;
string sourceFragment = string.Empty;
var originalScriptException = originalException as OriginalScriptException;
if (originalScriptException != null)
{
JsValue metadataValue = originalScriptException.Metadata;
if (metadataValue.IsValid)
{
JsValue errorValue = metadataValue.GetProperty("exception");
JsValueType errorValueType = errorValue.ValueType;
if (errorValueType == JsValueType.Error ||
errorValueType == JsValueType.Object)
{
JsPropertyId innerErrorPropertyId = JsPropertyId.FromString("innerException");
if (errorValue.HasProperty(innerErrorPropertyId))
{
JsValue innerErrorValue = errorValue.GetProperty(innerErrorPropertyId);
JsPropertyId metadataPropertyId = JsPropertyId.FromString("metadata");
if (innerErrorValue.HasProperty(metadataPropertyId))
{
errorValue = innerErrorValue;
metadataValue = innerErrorValue.GetProperty(metadataPropertyId);
}
}
JsValue messagePropertyValue = errorValue.GetProperty("message");
string localDescription = messagePropertyValue.ConvertToString().ToString();
if (!string.IsNullOrWhiteSpace(localDescription))
{
description = localDescription;
}
JsValue namePropertyValue = errorValue.GetProperty("name");
type = namePropertyValue.ValueType == JsValueType.String ?
namePropertyValue.ToString() : string.Empty;
JsPropertyId descriptionPropertyId = JsPropertyId.FromString("description");
if (errorValue.HasProperty(descriptionPropertyId))
{
JsValue descriptionPropertyValue = errorValue.GetProperty(descriptionPropertyId);
localDescription = descriptionPropertyValue.ConvertToString().ToString();
if (!string.IsNullOrWhiteSpace(localDescription))
{
description = localDescription;
}
}
if (type == JsErrorType.Syntax)
{
errorCode = JsErrorCode.ScriptCompile;
}
else
{
JsPropertyId numberPropertyId = JsPropertyId.FromString("number");
if (errorValue.HasProperty(numberPropertyId))
{
JsValue numberPropertyValue = errorValue.GetProperty(numberPropertyId);
int errorNumber = numberPropertyValue.ValueType == JsValueType.Number ?
numberPropertyValue.ToInt32() : 0;
errorCode = (JsErrorCode)errorNumber;
}
}
JsPropertyId urlPropertyId = JsPropertyId.FromString("url");
if (metadataValue.HasProperty(urlPropertyId))
{
JsValue urlPropertyValue = metadataValue.GetProperty(urlPropertyId);
string url = urlPropertyValue.ValueType == JsValueType.String ?
urlPropertyValue.ToString() : string.Empty;
if (url != "undefined")
{
documentName = url;
}
}
JsPropertyId linePropertyId = JsPropertyId.FromString("line");
if (metadataValue.HasProperty(linePropertyId))
{
JsValue linePropertyValue = metadataValue.GetProperty(linePropertyId);
lineNumber = linePropertyValue.ValueType == JsValueType.Number ?
linePropertyValue.ToInt32() + 1 : 0;
}
JsPropertyId columnPropertyId = JsPropertyId.FromString("column");
if (metadataValue.HasProperty(columnPropertyId))
{
JsValue columnPropertyValue = metadataValue.GetProperty(columnPropertyId);
columnNumber = columnPropertyValue.ValueType == JsValueType.Number ?
columnPropertyValue.ToInt32() + 1 : 0;
}
string sourceLine = string.Empty;
JsPropertyId sourcePropertyId = JsPropertyId.FromString("source");
if (metadataValue.HasProperty(sourcePropertyId))
{
JsValue sourcePropertyValue = metadataValue.GetProperty(sourcePropertyId);
sourceLine = sourcePropertyValue.ValueType == JsValueType.String ?
sourcePropertyValue.ToString() : string.Empty;
sourceFragment = TextHelpers.GetTextFragmentFromLine(sourceLine, columnNumber);
}
JsPropertyId stackPropertyId = JsPropertyId.FromString("stack");
if (errorValue.HasProperty(stackPropertyId))
{
JsValue stackPropertyValue = errorValue.GetProperty(stackPropertyId);
string messageWithTypeAndCallStack = stackPropertyValue.ValueType == JsValueType.String ?
stackPropertyValue.ToString() : string.Empty;
string messageWithType = errorValue.ConvertToString().ToString();
string rawCallStack = messageWithTypeAndCallStack
.TrimStart(messageWithType)
.TrimStart("Error")
.TrimStart(new char[] { '\n', '\r' })
;
string callStackWithSourceFragment = string.Empty;
ErrorLocationItem[] callStackItems = CoreErrorHelpers.ParseErrorLocation(rawCallStack);
if (callStackItems.Length > 0)
{
ErrorLocationItem firstCallStackItem = callStackItems[0];
firstCallStackItem.SourceFragment = sourceFragment;
documentName = firstCallStackItem.DocumentName;
lineNumber = firstCallStackItem.LineNumber;
columnNumber = firstCallStackItem.ColumnNumber;
callStack = CoreErrorHelpers.StringifyErrorLocationItems(callStackItems, true);
callStackWithSourceFragment = CoreErrorHelpers.StringifyErrorLocationItems(callStackItems);
}
message = CoreErrorHelpers.GenerateScriptErrorMessage(type, description,
callStackWithSourceFragment);
}
else
{
message = CoreErrorHelpers.GenerateScriptErrorMessage(type, description, documentName,
lineNumber, columnNumber, sourceFragment);
}
}
else if (errorValueType == JsValueType.String)
{
message = errorValue.ToString();
description = message;
}
else
{
message = errorValue.ConvertToString().ToString();
description = message;
}
}
WrapperScriptException wrapperScriptException;
if (errorCode == JsErrorCode.ScriptCompile)
{
wrapperScriptException = new WrapperCompilationException(message, EngineName, EngineVersion,
originalScriptException);
}
else if (errorCode == JsErrorCode.ScriptTerminated)
{
message = CoreStrings.Runtime_ScriptInterrupted;
description = message;
wrapperScriptException = new WrapperInterruptedException(message,
EngineName, EngineVersion, originalScriptException)
{
CallStack = callStack
};
}
else
{
wrapperScriptException = new WrapperRuntimeException(message, EngineName, EngineVersion,
originalScriptException)
{
CallStack = callStack
};
}
wrapperScriptException.Type = type;
wrapperScriptException.DocumentName = documentName;
wrapperScriptException.LineNumber = lineNumber;
wrapperScriptException.ColumnNumber = columnNumber;
wrapperScriptException.SourceFragment = sourceFragment;
wrapperException = wrapperScriptException;
}
else
{
if (originalException is OriginalUsageException)
{
wrapperException = new WrapperUsageException(message, EngineName, EngineVersion,
originalException);
}
else if (originalException is OriginalEngineException)
{
wrapperException = new WrapperEngineException(message, EngineName, EngineVersion,
originalException);
}
else if (originalException is OriginalFatalException)
{
wrapperException = new WrapperFatalException(message, EngineName, EngineVersion,
originalException);
}
else
{
wrapperException = new WrapperException(message, EngineName, EngineVersion,
originalException);
}
}
wrapperException.Description = description;
return(wrapperException);
}
public override void SetValue(JsValue value)
{
Control.Text = value.ConvertToString();
}
static void Main(string[] args)
{
using (JsRuntime runtime = JsRuntime.Create())
{
JsContext context = runtime.CreateContext();
context.AddRef();
JsSourceContext sourceContext = JsSourceContext.FromIntPtr(IntPtr.Zero);
var moduleManager = new EsModuleManager(() => sourceContext++);
var scope = new JsScope(context);
try
{
JsValue moduleNamespace;
// It's not working. Always returns a result equal to `undefined`.
JsValue resultValue = moduleManager.EvaluateModuleCode(
@"import * as geometry from './geometry/geometry.js';
new geometry.Square(15).area;",
"Files/main-with-return-value.js",
out moduleNamespace
);
WriteLine("Return value: {0}", resultValue.ConvertToString().ToString());
// It's works. We can return the result value by using the default export.
moduleManager.EvaluateModuleCode(
@"import * as geometry from './geometry/geometry.js';
export default new geometry.Square(20).area;",
"Files/main-with-default-export.js",
out moduleNamespace
);
JsPropertyId defaultPropertyId = JsPropertyId.FromString("default");
JsValue defaultPropertyValue = moduleNamespace.GetProperty(defaultPropertyId);
WriteLine("Default export: {0}", defaultPropertyValue.ConvertToString().ToString());
// It's works. We can return the result value by using the named export.
moduleManager.EvaluateModuleCode(
@"import * as geometry from './geometry/geometry.js';
export let squareArea = new geometry.Square(25).area;",
"Files/main-with-named-export.js",
out moduleNamespace
);
JsPropertyId squareAreaPropertyId = JsPropertyId.FromString("squareArea");
JsValue squareAreaPropertyValue = moduleNamespace.GetProperty(squareAreaPropertyId);
WriteLine("Named export: {0}", squareAreaPropertyValue.ConvertToString().ToString());
}
catch (JsException e)
{
WriteLine("During working of JavaScript engine an error occurred.");
WriteLine();
Write(e.Message);
var scriptException = e as JsScriptException;
if (scriptException != null)
{
WriteLine();
JsValue errorValue = scriptException.Metadata.GetProperty("exception");
JsValueType errorValueType = errorValue.ValueType;
if (errorValueType == JsValueType.Error || errorValueType == JsValueType.Object)
{
JsValue messageValue;
JsPropertyId stackPropertyId = JsPropertyId.FromString("stack");
if (errorValue.HasProperty(stackPropertyId))
{
messageValue = errorValue.GetProperty(stackPropertyId);
}
else
{
messageValue = errorValue.GetProperty("message");
}
WriteLine(messageValue.ToString());
}
else if (errorValueType == JsValueType.String)
{
WriteLine(errorValue.ToString());
}
else
{
WriteLine(errorValue.ConvertToString().ToString());
}
}
}
finally
{
scope.Dispose();
moduleManager?.Dispose();
context.Release();
}
}
}
private static JsRuntimeException ConvertJsExceptionToJsRuntimeException(
OriginalJsException jsException)
{
string message = jsException.Message;
string category = string.Empty;
int lineNumber = 0;
int columnNumber = 0;
string sourceFragment = string.Empty;
var jsScriptException = jsException as JsScriptException;
if (jsScriptException != null)
{
category = "Script error";
JsValue errorValue = jsScriptException.Error;
JsPropertyId stackPropertyId = JsPropertyId.FromString("stack");
if (errorValue.HasProperty(stackPropertyId))
{
JsValue stackPropertyValue = errorValue.GetProperty(stackPropertyId);
message = stackPropertyValue.ConvertToString().ToString();
}
else
{
JsValue messagePropertyValue = errorValue.GetProperty("message");
string scriptMessage = messagePropertyValue.ConvertToString().ToString();
if (!string.IsNullOrWhiteSpace(scriptMessage))
{
message = string.Format("{0}: {1}", message.TrimEnd('.'), scriptMessage);
}
}
JsPropertyId linePropertyId = JsPropertyId.FromString("line");
if (errorValue.HasProperty(linePropertyId))
{
JsValue linePropertyValue = errorValue.GetProperty(linePropertyId);
lineNumber = linePropertyValue.ConvertToNumber().ToInt32() + 1;
}
JsPropertyId columnPropertyId = JsPropertyId.FromString("column");
if (errorValue.HasProperty(columnPropertyId))
{
JsValue columnPropertyValue = errorValue.GetProperty(columnPropertyId);
columnNumber = columnPropertyValue.ConvertToNumber().ToInt32() + 1;
}
if (lineNumber <= 0 && columnNumber <= 0)
{
Match errorStringMatch = _errorStringRegex.Match(message);
if (errorStringMatch.Success)
{
GroupCollection errorStringGroups = errorStringMatch.Groups;
lineNumber = int.Parse(errorStringGroups["lineNumber"].Value);
columnNumber = int.Parse(errorStringGroups["columnNumber"].Value);
}
}
JsPropertyId sourcePropertyId = JsPropertyId.FromString("source");
if (errorValue.HasProperty(sourcePropertyId))
{
JsValue sourcePropertyValue = errorValue.GetProperty(sourcePropertyId);
sourceFragment = sourcePropertyValue.ConvertToString().ToString();
}
}
else if (jsException is JsUsageException)
{
category = "Usage error";
}
else if (jsException is JsEngineException)
{
category = "Engine error";
}
else if (jsException is JsFatalException)
{
category = "Fatal error";
}
var jsEngineException = new JsRuntimeException(message, EngineName, EngineVersion)
{
ErrorCode = ((uint)jsException.ErrorCode).ToString(CultureInfo.InvariantCulture),
Category = category,
LineNumber = lineNumber,
ColumnNumber = columnNumber,
SourceFragment = sourceFragment
};
return(jsEngineException);
}
public void SetValue(JsValue value)
{
string str = value.ConvertToString();
Comment.String = str == null ? null : new XSSFRichTextString(str);
}
public void SetBorderTop(JsValue value)
{
CellStyle.BorderTop = _borderStyle.FromString(value.ConvertToString(), BorderStyle.None);
}
public void SetVerticalAlignment(JsValue value)
{
CellStyle.VerticalAlignment = _verticalAlignment.FromString(value.ConvertToString(), VerticalAlignment.Bottom);
}
public void SetAlignment(JsValue value)
{
CellStyle.Alignment = _alignment.FromString(value.ConvertToString(), HorizontalAlignment.Left);
}
public void SetFillPattern(JsValue value)
{
CellStyle.FillPattern = _fillPattern.FromString(value.ConvertToString(), FillPattern.NoFill);
}