public override Statement Expand(MacroStatement macro)
{
if (macro.Arguments.Count == 0)
{
throw new MonoRailException("Section must be called with a name");
}
var component = GetParentComponent(macro);
componentContextName = ComponentNaming.GetComponentContextName(component);
componentVariableName = ComponentNaming.GetComponentNameFor(component);
var sectionName = macro.Arguments[0].ToString();
var block = new Block();
//if (!Component.SupportsSection(section.Name))
// throw new ViewComponentException( String.Format("The section '{0}' is not supported by the ViewComponent '{1}'", section.Name, ComponentName));
var supportsSection = new MethodInvocationExpression(
AstUtil.CreateReferenceExpression(componentVariableName + ".SupportsSection"),
new StringLiteralExpression(sectionName));
//create the new exception
var raiseSectionNotSupportted = new RaiseStatement(
new MethodInvocationExpression(
AstUtil.CreateReferenceExpression(typeof(ViewComponentException).FullName),
new StringLiteralExpression(
String.Format("The section '{0}' is not supported by the ViewComponent '{1}'", sectionName,
component.Arguments[0])
)
));
var trueBlock = new Block();
trueBlock.Add(raiseSectionNotSupportted);
var ifSectionNotSupported =
new IfStatement(new UnaryExpression(UnaryOperatorType.LogicalNot, supportsSection),
trueBlock, null);
block.Add(ifSectionNotSupported);
//componentContext.RegisterSection(sectionName);
var mie = new MethodInvocationExpression(
new MemberReferenceExpression(new ReferenceExpression(componentContextName), "RegisterSection"),
new StringLiteralExpression(sectionName),
CodeBuilderHelper.CreateCallableFromMacroBody(CodeBuilder, macro));
block.Add(mie);
var sections = (IDictionary)component["sections"];
if (sections == null)
{
component["sections"] = sections = new Hashtable();
}
sections.Add(sectionName, block);
return(null);
}
public override Statement Expand(MacroStatement macro)
{
componentContextName = ComponentNaming.GetComponentContextName(macro);
componentFactoryName = ComponentNaming.GetComponentFactoryName(macro);
componentVariableName = ComponentNaming.GetComponentNameFor(macro);
if (macro.Arguments.Count == 0)
{
throw new MonoRailException("Component must be called with a name");
}
var block = new Block();
var method = (Method)macro.GetAncestor(NodeType.Method);
var componentName = new StringLiteralExpression(macro.Arguments[0].ToString());
var dictionary = CreateParametersDictionary(macro);
var macroBody = CodeBuilderHelper.CreateCallableFromMacroBody(CodeBuilder, macro);
var initContext = new MethodInvocationExpression
{
Target = AstUtil.CreateReferenceExpression("Castle.MonoRail.Views.Brail.BrailViewComponentContext")
};
initContext.Arguments.Extend(
new[]
{
new SelfLiteralExpression(),
macroBody, componentName,
AstUtil.CreateReferenceExpression("OutputStream"),
dictionary
});
// compilerContext = BrailViewComponentContext(macroBodyClosure, "componentName", OutputStream, dictionary)
block.Add(new BinaryExpression(BinaryOperatorType.Assign,
new ReferenceExpression(componentContextName), initContext));
// AddViewComponentProperties( compilerContext.ComponentParams )
var addProperties =
new MethodInvocationExpression(AstUtil.CreateReferenceExpression("AddViewComponentProperties"));
addProperties.Arguments.Add(AstUtil.CreateReferenceExpression(componentContextName + ".ComponentParameters"));
block.Add(addProperties);
var viewComponentFactoryLocal = CodeBuilder.DeclareLocal(method, componentFactoryName,
TypeSystemServices.Map(
typeof(IViewComponentFactory)));
// viewComponentFactory = context.GetService(IViewComponentFactory)
var callService = new MethodInvocationExpression(
AstUtil.CreateReferenceExpression("context.GetService"));
callService.Arguments.Add(CodeBuilder.CreateTypeofExpression(typeof(IViewComponentFactory)));
block.Add(new BinaryExpression(BinaryOperatorType.Assign,
CodeBuilder.CreateLocalReference(componentFactoryName, viewComponentFactoryLocal),
callService));
// component = viewComponentFactory.Create( componentName)
var createComponent = new MethodInvocationExpression(
new MemberReferenceExpression(CodeBuilder.CreateLocalReference(componentFactoryName, viewComponentFactoryLocal),
"Create"));
createComponent.Arguments.Add(componentName);
block.Add(new BinaryExpression(BinaryOperatorType.Assign,
new ReferenceExpression(componentVariableName),
createComponent));
AddSections(block, macro);
// component.Init(context, componentContext)
var initComponent = new MethodInvocationExpression(
AstUtil.CreateReferenceExpression(componentVariableName + ".Init"));
initComponent.Arguments.Extend(
new Expression[]
{
new ReferenceExpression("context"),
new ReferenceExpression(componentContextName)
});
block.Add(initComponent);
// component.Render()
block.Add(new MethodInvocationExpression(
AstUtil.CreateReferenceExpression(componentVariableName + ".Render")));
// if component.ViewToRender is not null:
// OutputSubView("/"+component.ViewToRender, context.CompnentParameters)
var renderView = new Block();
var outputSubView = new MethodInvocationExpression(
AstUtil.CreateReferenceExpression("OutputSubView"));
outputSubView.Arguments.Add(new BinaryExpression(BinaryOperatorType.Addition,
new StringLiteralExpression("/"),
AstUtil.CreateReferenceExpression(componentContextName +
".ViewToRender")));
outputSubView.Arguments.Add(AstUtil.CreateReferenceExpression(componentContextName + ".ComponentParameters"));
renderView.Add(outputSubView);
block.Add(new IfStatement(AstUtil.CreateReferenceExpression(componentContextName + ".ViewToRender"),
renderView, new Block()));
// RemoveViewComponentProperties( compilerContext.ComponentParams )
var removeProperties =
new MethodInvocationExpression(AstUtil.CreateReferenceExpression("RemoveViewComponentProperties"));
removeProperties.Arguments.Add(AstUtil.CreateReferenceExpression(componentContextName + ".ComponentParameters"));
block.Add(removeProperties);
return(block);
}