private static string EvalComponentExpression(ExpressionParser parser, TemplateToken token, TemplateParserContext context)
{
TemplateToken.ParameterizedExpression pExpr = token.ExtractParameters();
string componentName = pExpr.MainExpression;
if (pExpr.MainExpression.StartsWith("(") && pExpr.MainExpression.EndsWith(")"))
{
componentName = parser.Evaluate <string>(pExpr.MainExpression, context, token.TokenPosition);
}
TemplateParserContext newContext = (TemplateParserContext)context.CreateLocal();
foreach (string varName in pExpr.Parameters.Keys)
{
newContext.SetLocal(varName, parser.Evaluate(pExpr.Parameters[varName], context));
}
ControllerAction viewComponent = WebAppHelper.GetViewComponent(componentName);
if (viewComponent == null)
{
throw new TemplateRenderingException("View component " + componentName + " not found", token.TokenPosition);
}
try
{
return(WebAppHelper.RunViewComponent(viewComponent, newContext));
}
catch (Exception e)
{
throw new TemplateRenderingException("Error rendering view component " + componentName, e, token.TokenPosition);
}
}
protected override CompiledTemplate OnEvalParseFile(ExpressionParser parser, TemplateParser templateParser, string fileName, TemplateToken token, IParserContext context, out Dictionary <string, IValueWithType> parameters)
{
TemplateParserContext parserContext = (TemplateParserContext)context;
TemplateToken.ParameterizedExpression pExpr = token.ExtractParameters();
parameters = new Dictionary <string, IValueWithType>(StringComparer.InvariantCultureIgnoreCase);
foreach (KeyValuePair <string, string> var in pExpr.Parameters)
{
parameters[var.Key] = parser.Evaluate(var.Value, context);
}
return(parserContext.Template.CompileSubTemplate(parser.Evaluate <string>(pExpr.MainExpression)));
}
protected override CompiledTemplate OnEvalParseFile(ExpressionParser parser, TemplateParser templateParser, string fileName, TemplateToken token, IParserContext context, out Dictionary <string, IValueWithType> parameters)
{
TemplateParserContext parserContext = (TemplateParserContext)context;
TemplateToken.ParameterizedExpression pExpr = token.ExtractParameters();
parameters = new Dictionary <string, IValueWithType>(StringComparer.InvariantCultureIgnoreCase);
foreach (KeyValuePair <string, string> var in pExpr.Parameters)
{
parameters[var.Key] = parser.Evaluate(var.Value, context, token.TokenPosition);
}
ICompiledTemplate subTemplate = parserContext.Template.CompileSubTemplate(parser.Evaluate <string>(pExpr.MainExpression, context, token.TokenPosition));
//TODO : fix this. It should be possible to include templates with different syntax
return(((ViciCompiledTemplate)subTemplate).CompiledTemplate);
}