/// <summary>
/// Constructs instance of ActiveScriptSiteWrapper
/// </summary>
/// <param name="documentVersion">The host-defined document version string</param>
public ActiveScriptSite(string documentVersion)
{
DocumentVersion = documentVersion;
try
{
// Prefer Chakra
_jsEngine = new ChakraJsEngine() as IActiveScript;
}
catch
{
_jsEngine = null;
}
if (_jsEngine == null)
{
// No need to catch here - engine of last resort
_jsEngine = new JsEngine() as IActiveScript;
}
if (_jsEngine != null)
{
_jsEngine.SetScriptSite(this);
_jsParser = new ActiveScriptParserWrapper(_jsEngine);
_jsParser.InitNew();
}
if (_jsEngine == null)
{
throw new JsEngineLoadException(Strings.Runtime_JsEngineNotLoaded);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ScriptEngine"/> class.
/// </summary>
/// <param name="language">The scripting language. Standard Windows Script engines names are 'jscript' or 'vbscript'.</param>
public ScriptEngine(string language)
{
if (language == null)
{
throw new ArgumentNullException("language");
}
Type engine = Type.GetTypeFromProgID(language, true);
_engine = Activator.CreateInstance(engine) as IActiveScript;
if (_engine == null)
{
throw new ArgumentException(language + " is not an Windows Script Engine", "language");
}
_site = new ScriptSite();
_engine.SetScriptSite(_site);
// support 32-bit & 64-bit process
if (IntPtr.Size == 4)
{
_parse32 = _engine as IActiveScriptParse32;
_parse32.InitNew();
}
else
{
_parse64 = _engine as IActiveScriptParse64;
_parse64.InitNew();
}
}
protected ActiveScriptJavascriptRuntimeBase(IActiveScript scriptEngine)
{
ScriptEngine = scriptEngine;
ScriptEngine.SetScriptSite(this);
JsParse = new ActiveScriptParseWrapper(ScriptEngine);
JsParse.InitNew();
}
/// <summary>
/// Initializes a new instance of the <see cref="ScriptEngine"/> class.
/// </summary>
/// <param name="language">The scripting language. Standard Windows Script engines names are 'jscript' or 'vbscript'.</param>
public ScriptEngine()
{
var guid = new System.Guid("{16d51579-a30b-4c8b-a276-0ff4dc41e755}"); // Chakra IE9/IE10 JS Engine
Type t = Type.GetTypeFromCLSID(guid, true);
_engine = Activator.CreateInstance(t) as IActiveScript;
if (_engine == null)
{
throw new Exception("Unable to initialize the Chakra engine.");
}
_site = new ScriptSite();
_engine.SetScriptSite(_site);
if (IntPtr.Size == 4)
{
_parse32 = _engine as IActiveScriptParse32;
_parse32.InitNew();
}
else
{
_parse64 = _engine as IActiveScriptParse64;
_parse64.InitNew();
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ScriptEngine"/> class.
/// </summary>
public ScriptEngine()
{
try
{
_engine = Activator.CreateInstance(Type.GetTypeFromCLSID(new Guid("{16d51579-a30b-4c8b-a276-0ff4dc41e755}"), true)) as IActiveScript;
}
catch
{
_engine = Activator.CreateInstance(Type.GetTypeFromProgID("javascript", true)) as IActiveScript;
}
Site = new ScriptSite();
_engine.SetScriptSite(Site);
// support 32-bit & 64-bit process
if (IntPtr.Size == 4)
{
_parse32 = (IActiveScriptParse32)_engine;
_parse32.InitNew();
}
else
{
_parse64 = (IActiveScriptParse64)_engine;
_parse64.InitNew();
}
}
public static object CreateScriptObject(ScriptSiteBase scriptSite, string scriptText)
{
IActiveScript engine = (IActiveScript)engineCache[scriptSite];
IActiveScriptParse parser = (IActiveScriptParse)engine;
if (engine == null)
{
engine = (IActiveScript) new JScriptEngine();
engine.SetScriptSite(scriptSite);
foreach (string name in scriptSite.GetNamedItems())
{
engine.AddNamedItem(name, ScriptItem.IsVisible);
}
parser = (IActiveScriptParse)engine;
parser.InitNew();
engineCache.Add(scriptSite, engine);
}
EXCEPINFO ei;
object result;
IScript scriptObject;
parser.ParseScriptText(scriptText, null, null, null, IntPtr.Zero, 1, ScriptText.None, out result, out ei);
engine.GetScriptDispatch(null, out scriptObject);
return(scriptObject);
}
/// <summary>
/// Constructs an instance of the ActiveScript JavaScript engine
/// </summary>
/// <param name="clsid">CLSID of JavaScript engine</param>
/// <param name="engineMode">JavaScript engine mode</param>
/// <param name="lowerIeVersion">Lowest supported version of Internet Explorer</param>
/// <param name="languageVersion">Version of script language</param>
/// <param name="useEcmaScript5Polyfill">Flag for whether to use the ECMAScript 5 Polyfill</param>
/// <param name="useJson2Library">Flag for whether to use the JSON2 library</param>
protected ActiveScriptJsEngineBase(string clsid, JsEngineMode engineMode, string lowerIeVersion,
ScriptLanguageVersion languageVersion, bool useEcmaScript5Polyfill, bool useJson2Library)
{
_engineMode = engineMode;
_engineModeName = JsEngineModeHelpers.GetModeName(engineMode);
_documentVersion = DateTime.UtcNow.ToString("o");
_dispatcher.Invoke(() =>
{
_pActiveScript = IntPtr.Zero;
try
{
_pActiveScript = ComHelpers.CreateInstanceByClsid <IActiveScript>(clsid);
_activeScript = (IActiveScript)Marshal.GetObjectForIUnknown(_pActiveScript);
}
catch (Exception e)
{
throw new JsEngineLoadException(
string.Format(CommonStrings.Runtime_IeJsEngineNotLoaded,
_engineModeName, lowerIeVersion, e.Message), _engineModeName);
}
if (languageVersion != ScriptLanguageVersion.None)
{
var activeScriptProperty = _activeScript as IActiveScriptProperty;
if (activeScriptProperty != null)
{
object scriptLanguageVersion = (int)languageVersion;
uint result = activeScriptProperty.SetProperty((uint)ScriptProperty.InvokeVersioning,
IntPtr.Zero, ref scriptLanguageVersion);
if (result != (uint)ScriptHResult.Ok)
{
throw new JsEngineLoadException(
string.Format(NetFrameworkStrings.Runtime_ActiveScriptLanguageVersionSelectionFailed, languageVersion));
}
}
}
_activeScriptParse = new ActiveScriptParseWrapper(_pActiveScript, _activeScript);
_activeScriptParse.InitNew();
_pActiveScriptGarbageCollector = ComHelpers.QueryInterfaceNoThrow <IActiveScriptGarbageCollector>(_pActiveScript);
_activeScriptGarbageCollector = _activeScript as IActiveScriptGarbageCollector;
_activeScript.SetScriptSite(this);
_activeScript.SetScriptState(ScriptState.Started);
InitScriptDispatch();
});
LoadResources(useEcmaScript5Polyfill, useJson2Library);
}
private void ScriptFunc()
{
_scriptEngineObject = new VBScriptEngine();
_scriptEngine = (IActiveScript)_scriptEngineObject;
_scriptParser = new ActiveScriptParseWrapper(_scriptEngine);
_scriptParser.InitNew();
_scriptEngine.SetScriptSite(this);
_scriptEngine.SetScriptState(ScriptState.Started);
_scriptEngine.SetScriptState(ScriptState.Connected);
while (true)
{
if (_running == 0)
{
break;
}
string code = "";
lock (_runnables)
{
_runnables.ForEach(snippet => code += snippet + "\n");
_runnables.Clear();
}
if (code.Trim().Length > 0)
{
try
{
/*_scriptEngine.GetScriptThreadState(SCRIPTTHREADID_BASE, out ScriptThreadState state);
* Console.WriteLine(string.Format("Scipt thread state for thread '{0}' is {1}", _processThread.Name, state));
* _scriptEngine.GetScriptState(out ScriptState sciptState);
* Console.WriteLine(string.Format("Scipt state for thread '{0}' is {1}", _processThread.Name, sciptState));*/
_scriptParser.ParseScriptText(code, null, null, null, IntPtr.Zero, 0, ScriptText.IsVisible, out object result, out EXCEPINFO ei);
}
catch (Exception e)
{
Console.WriteLine(string.Format("Exception while parsing following code for thread '{0}'\nException: {1}\nCode:\n{2}", _processThread.Name, e, code));
}
}
else if (_running == 2)
{
break;
}
Thread.Sleep(100);
}
_scriptEngine.Close();
Marshal.ReleaseComObject(_scriptEngine);
Marshal.ReleaseComObject(_scriptEngineObject);
_scriptParser.ReleaseComObject();
_scriptEngine = null;
_scriptParser = null;
}
/// <summary>
/// Constructs instance of <see cref="ActiveScriptSiteWrapper"/>
/// </summary>
/// <param name="pActiveScript">Pointer to an instance of native JavaScript engine</param>
/// <param name="activeScript">Instance of native JavaScript engine</param>
/// <param name="documentVersion">Host-defined document version string</param>
public ActiveScriptSiteWrapper(IntPtr pActiveScript, IActiveScript activeScript,
string documentVersion)
{
_activeScript = activeScript;
_activeScriptParse = new ActiveScriptParseWrapper(pActiveScript, _activeScript);
_activeScriptParse.InitNew();
_activeScript.SetScriptSite(this);
_activeScript.SetScriptState(ScriptState.Started);
InitScriptDispatch();
DocumentVersion = documentVersion;
}
/// <summary>
/// Constructs instance of <see cref="ActiveScriptSiteWrapper"/>
/// </summary>
/// <param name="pActiveScript">Pointer to an instance of native JavaScript engine</param>
/// <param name="activeScript">Instance of native JavaScript engine</param>
/// <param name="documentVersion">Host-defined document version string</param>
public ActiveScriptSiteWrapper(IntPtr pActiveScript, IActiveScript activeScript,
string documentVersion)
{
_activeScript = activeScript;
_activeScriptParse = new ActiveScriptParseWrapper(pActiveScript, _activeScript);
_activeScriptParse.InitNew();
_activeScript.SetScriptSite(this);
_activeScript.SetScriptState(ScriptState.Started);
InitScriptDispatch();
DocumentVersion = documentVersion;
}
public void Initialize()
{
try {
// Prefer Chakra
_jsEngine = new ChakraJavaScriptEngine() as IActiveScript;
} catch (Exception e) {
// TODO: Make catch more specific
_jsEngine = null;
}
if (_jsEngine == null)
{
// No need to catch here - engine of last resort
_jsEngine = new JavaScriptEngine() as IActiveScript;
}
_jsEngine.SetScriptSite(this);
_jsParse = new ActiveScriptParseWrapper(_jsEngine);
_jsParse.InitNew();
}
/// <summary>
/// Initialises this script engine instance with the required internal components.
/// </summary>
/// <param name="activeScriptObject">The IActiveScript instance to initialise this script engine with.</param>
private void Initialise(object activeScriptObject)
{
IActiveScript activeScriptInstance = activeScriptObject as IActiveScript;
if (activeScriptInstance == null)
{
throw new InvalidActiveScriptClassException();
}
this.parser = ActiveScriptParse.MakeActiveScriptParse(activeScriptInstance);
this.parser.InitNew();
this.scriptSite = new ActiveScriptSite(this);
activeScriptInstance.SetScriptSite(this.scriptSite);
this.hostObjects = new Dictionary <string, object>();
this.scripts = new Dictionary <ulong, ScriptInfo>();
this.activeScript = activeScriptInstance;
}
/// <summary>
/// Initializes a new instance of the <see cref="ScriptEngine"/> class.
/// </summary>
/// <param name="language">The scripting language. Standard Windows Script engines names are 'jscript' or 'vbscript'.</param>
public ScriptEngine(string language)
{
if (language == null)
{
throw new ArgumentNullException(nameof(language));
}
Type engine;
Guid clsid;
if (Guid.TryParse(language, out clsid))
{
engine = Type.GetTypeFromCLSID(clsid, true);
}
else
{
engine = Type.GetTypeFromProgID(language, true);
}
_engine = Activator.CreateInstance(engine) as IActiveScript;
if (_engine == null)
{
throw new ArgumentException(language + " is not an Windows Script Engine", nameof(language));
}
Site = new ScriptSite();
_engine.SetScriptSite(Site);
// support 32-bit & 64-bit process
if (IntPtr.Size == 4)
{
_parse32 = (IActiveScriptParse32)_engine;
_parse32.InitNew();
}
else
{
_parse64 = (IActiveScriptParse64)_engine;
_parse64.InitNew();
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ScriptEngine"/> class.
/// </summary>
/// <param name="language">The scripting language. Standard Windows Script engines names are 'jscript' or 'vbscript'.</param>
public ScriptEngine(string language)
{
if (language == null)
{
throw new ArgumentNullException("language");
}
// support CLSID format (for chakra support that doesn't have a name on its own)
Type engine;
Guid clsid;
if (Guid.TryParse(language, out clsid))
{
engine = Type.GetTypeFromCLSID(clsid, true);
}
else
{
engine = Type.GetTypeFromProgID(language, true);
}
_engine = Activator.CreateInstance(engine) as IActiveScript;
if (_engine == null)
{
throw new ArgumentException(language + " is not an Windows Script Engine", "language");
}
_site = new ScriptSite();
_engine.SetScriptSite(_site);
// support 32-bit & 64-bit process
if (IntPtr.Size == 4)
{
_parse32 = _engine as IActiveScriptParse32;
_parse32.InitNew();
}
else
{
_parse64 = _engine as IActiveScriptParse64;
_parse64.InitNew();
}
}
public void Initialize()
{
try
{
// Prefer Chakra
jsEngine = new ChakraJavaScriptEngine() as IActiveScript;
}
catch
{
jsEngine = null;
}
if (jsEngine == null)
{
// No need to catch here - engine of last resort
jsEngine = new JavaScriptEngine() as IActiveScript;
}
jsEngine.SetScriptSite(this);
jsParse = new ActiveScriptParseWrapper(jsEngine);
jsParse.InitNew();
}
public void Initialize()
{
try
{
engine = new ChakraJavaScriptEngine() as IActiveScript;
}
catch
{
engine = new JavaScriptEngine() as IActiveScript;
}
if (engine == null)
{
throw new Exception("Could not create IE JavaScript engine.");
}
parser = new ActiveScriptParseWrapper(engine);
parser.InitNew();
engine.SetScriptSite(this);
engine.SetScriptState(ScriptState.Started);
}
/// <summary>
/// Initializes a new instance of the <see cref="ScriptEngine"/> class.
/// </summary>
/// <param name="language">The scripting language. Standard Windows Script engines names are 'jscript' or 'vbscript'.</param>
public ScriptEngine()
{
var guid = new System.Guid("{16d51579-a30b-4c8b-a276-0ff4dc41e755}"); // Chakra IE9/IE10 JS Engine
Type t = Type.GetTypeFromCLSID(guid, true);
_engine = Activator.CreateInstance(t) as IActiveScript;
if (_engine == null) {
throw new Exception("Unable to initialize the Chakra engine.");
}
_site = new ScriptSite();
_engine.SetScriptSite(_site);
if (IntPtr.Size == 4) {
_parse32 = _engine as IActiveScriptParse32;
_parse32.InitNew();
}
else {
_parse64 = _engine as IActiveScriptParse64;
_parse64.InitNew();
}
}
public IEJavaScriptEngine()
{
try
{
engine = new ChakraJavaScriptEngine() as IActiveScript;
}
catch
{
engine = new JavaScriptEngine() as IActiveScript;
}
if (engine == null)
{
throw new Exception("Could not create IE JavaScript engine.");
}
parser = new ActiveScriptParseWrapper(engine);
parser.InitNew();
engine.SetScriptSite(this);
engine.GetScriptDispatch(null, out dispatch);
dispatchType = dispatch.GetType();
}
/// <summary>
/// Initializes a new instance of the <see cref="ScriptEngine"/> class.
/// </summary>
public ScriptEngine()
{
try
{
_engine = Activator.CreateInstance(Type.GetTypeFromCLSID(new Guid("{16d51579-a30b-4c8b-a276-0ff4dc41e755}"), true)) as IActiveScript;
}
catch
{
_engine = Activator.CreateInstance(Type.GetTypeFromProgID("javascript", true)) as IActiveScript;
}
Site = new ScriptSite();
_engine.SetScriptSite(Site);
// support 32-bit & 64-bit process
if (IntPtr.Size == 4)
{
_parse32 = (IActiveScriptParse32)_engine;
_parse32.InitNew();
}
else
{
_parse64 = (IActiveScriptParse64)_engine;
_parse64.InitNew();
}
}
public override void SetScriptSite(IActiveScriptSite site)
{
activeScript.SetScriptSite(site);
}
/// <summary>
/// Initializes a new instance of the <see cref="ScriptEngine" /> class.
/// </summary>
/// <param name="language">The scripting language. Standard Windows Script engines names are 'jscript' or 'vbscript'.</param>
public ScriptEngine(string language)
{
if (language == null)
throw new ArgumentNullException("language");
var engine = Type.GetTypeFromProgID(language, true);
_engine = Activator.CreateInstance(engine) as IActiveScript;
if (_engine == null)
throw new ArgumentException(language + " is not an Windows Script Engine", "language");
_site = new ScriptSite();
_engine.SetScriptSite(_site);
// support 32-bit & 64-bit process
if (IntPtr.Size == 4)
{
_parse32 = _engine as IActiveScriptParse32;
_parse32.InitNew();
}
else
{
_parse64 = _engine as IActiveScriptParse64;
_parse64.InitNew();
}
}
/// <summary>
/// Informs the scripting engine of the <see cref="IActiveScriptSite"/> interface site
/// provided by the host. Call this method before any other <see cref="IActiveScript"/>
/// interface methods is used.
/// </summary>
/// <param name="site">The host-supplied script site to be associated with this instance
/// of the scripting engine. The site must be uniquely assigned to this scripting engine
/// instance; it cannot be shared with other scripting engines.</param>
public void SetScriptSite(IActiveScriptSite site)
{
_activeScript.SetScriptSite(site);
}