/// <summary>
/// Finds the matching template from the data context, evaluates the data expression, then renders
/// the template against the data. The rendered document is inserted into the parent document.
/// </summary>
/// <param name="context">The data context used to find the named template and to evaluate the data expression</param>
/// <returns>The rendered child document to be inserted into the parent document</returns>
public ConsoleString Evaluate(DocumentRendererContext context)
{
DocumentTemplateInfo target = context.DocumentRenderer.GetTemplate(this.IdToken);
var eval = context.EvaluateExpression(this.EvalToken.Value);
return(context.DocumentRenderer.Render(target.Value, eval, target.SourceLocation));
}
/// <summary>
/// Register a named tamplate that can be accessed by other templates
/// </summary>
/// <param name="name">The unique name of the template</param>
/// <param name="info">The template info</param>
public void RegisterTemplate(string name, DocumentTemplateInfo info)
{
if (namedTemplates.ContainsKey(name))
{
throw new ArgumentException("There is already a template named '" + name + "'");
}
namedTemplates.Add(name, info);
}
/// <summary>
/// Register a named tamplate that can be accessed by other templates
/// </summary>
/// <param name="name">The unique name of the template</param>
/// <param name="info">The template info</param>
public void RegisterTemplate(string name, DocumentTemplateInfo info)
{
if(namedTemplates.ContainsKey(name))
{
throw new ArgumentException("There is already a template named '" + name + "'");
}
namedTemplates.Add(name, info);
}
/// <summary>
/// Renders a document from a template, using a plain old .NET object as a data source.
/// </summary>
/// <param name="template">The template to use</param>
/// <param name="data">The data source to use for template replacements</param>
/// <returns></returns>
public ConsoleString Render(DocumentTemplateInfo template, object data)
{
return Render(template.Value, data, template.SourceLocation);
}
/// <summary>
/// Renders a document from a template, using a plain old .NET object as a data source.
/// </summary>
/// <param name="template">The template to use</param>
/// <param name="data">The data source to use for template replacements</param>
/// <returns></returns>
public ConsoleString Render(DocumentTemplateInfo template, object data)
{
return(Render(template.Value, data, template.SourceLocation));
}