public MainAlgo(MainAlgoConfig algoConfig)
{
conf = algoConfig;
diSourceFolder = new DirectoryInfo(conf.sourchDirPath);
diTargetFolder = new DirectoryInfo(conf.targetDirPath);
using (ScriptEngine engine = new ScriptEngine(ScriptEngine.JavaScriptLanguage))
{
helpScript =
engine.Parse(conf.jsCodeHelper);
}
}
private object Parse(string text, bool expression)
{
const string varName = "x___";
object result;
_engine.SetScriptState(ScriptState.Connected);
ScriptText flags = ScriptText.None;
if (expression)
{
flags |= ScriptText.IsExpression;
}
try
{
// immediate expression computation seems to work only for 64-bit
// so hack something for 32-bit...
System.Runtime.InteropServices.ComTypes.EXCEPINFO exceptionInfo;
if (_parse32 != null)
{
if (expression)
{
// should work for jscript & vbscript at least...
text = varName + "=" + text;
}
_parse32.ParseScriptText(text, null, IntPtr.Zero, null, 0, 0, flags, out result, out exceptionInfo);
}
else
{
_parse64.ParseScriptText(text, null, IntPtr.Zero, null, 0, 0, flags, out result, out exceptionInfo);
}
}
catch
{
if (Site.LastException != null)
{
throw Site.LastException;
}
throw;
}
IntPtr dispatch;
if (expression)
{
// continue our 32-bit hack...
if (_parse32 != null)
{
_engine.GetScriptDispatch(null, out dispatch);
object dp = Marshal.GetObjectForIUnknown(dispatch);
try
{
return(dp.GetType().InvokeMember(varName, System.Reflection.BindingFlags.GetProperty, null, dp, null));
}
catch
{
if (Site.LastException != null)
{
throw Site.LastException;
}
throw;
}
}
return(result);
}
_engine.GetScriptDispatch(null, out dispatch);
ParsedScript parsed = new ParsedScript(this, dispatch);
return(parsed);
}