public bool ContainsProperty(string propertyName, object context = null)
{
//return true;
try
{
object output = null;
string codeBlock = propertyName.Trim();
if (!codeBlock.Contains(";") && !codeBlock.StartsWith("return"))
{
codeBlock = "return {0};".FormatString(codeBlock);
}
using (ChoCodeDomProvider cs = new ChoCodeDomProvider(new string[] { codeBlock }))
output = cs.ExecuteFunc(context);
return(true);
}
catch (ChoFatalApplicationException)
{
throw;
}
catch (Exception ex)
{
Trace.TraceError(ex.ToString());
return(false);
}
}
public string ReplaceProperty(string propertyName, string format, object context)
{
//try
//{
object output = null;
string codeBlock = propertyName.Trim();
if (!codeBlock.Contains(";") && !codeBlock.StartsWith("return"))
{
codeBlock = "return {0};".FormatString(codeBlock);
}
using (ChoCodeDomProvider cs = new ChoCodeDomProvider(new string[] { codeBlock }))
output = cs.ExecuteFunc(context);
return(ChoObject.ToString(output, format));
//}
//catch (ChoFatalApplicationException)
//{
// throw;
//}
//catch (Exception ex)
//{
// return ChoPropertyManager.FormatException(propertyName, ex);
//}
}
protected override object Execute(object value, out bool isHandled)
{
isHandled = false;
if (CodeSnippet.IsNullOrWhiteSpace())
{
return(value);
}
string codeSnippet = ResolveText(CodeSnippet);
string arguments = !Arguments.IsNullOrWhiteSpace() ? "{0} {1}".FormatString(value.ToNString(), ResolveText(Arguments)) : value.ToNString();
string[] nameSpaces = Namespaces.SplitNTrim();
ChoCodeDomProvider cs = new ChoCodeDomProvider(new string[] { codeSnippet }, nameSpaces, ChoCodeProviderLanguage.VB);
return(cs.ExecuteFunc(ChoString.Split2Objects(arguments, ' ')));
}
private void Init()
{
if (_isInitialized)
{
return;
}
try
{
if (CodeSnippet.IsNullOrWhiteSpace())
{
return;
}
string codeSnippet = ResolveText(CodeSnippet);
string[] nameSpaces = Namespaces.SplitNTrim();
_cs = new ChoCodeDomProvider(new string[] { codeSnippet }, nameSpaces);
}
finally
{
_isInitialized = true;
}
}
