/// <summary>
/// Initializes a new instance of the <see cref="Context"/> class.
/// </summary>
/// <param name="view">The data view to create the context with</param>
/// <param name="registry">A reference to the a registry instance</param>
/// <param name="parentContext">The parent context for the new context</param>
/// <param name="settings">The render settings </param>
public Context(object view, Registry registry, Context parentContext, RenderSettings settings)
{
this.view = view;
View = this.view;
ParentContext = parentContext;
Registry = registry;
RenderSettings = settings;
Cache = new Dictionary<string, object>()
{
{ ".", TryEnumerationConversionIfRequired(this.view) }
};
}
/// <summary>
/// Renders a list of tokens with the context, partials and passed original template
/// </summary>
/// <param name="tokens">The tokens to render</param>
/// <param name="context">The context to use when rendering</param>
/// <param name="partials">The partials the are available</param>
/// <param name="originalTemplate">The original template</param>
/// <returns>The rendered tokens as a string</returns>
internal string RenderTokens(IList<ParserOutput> tokens, Context context, IDictionary<string, string> partials, string originalTemplate)
{
CurrentDepth++;
if (CurrentDepth >= Registry.MaxRecursionDepth)
{
throw new StubbleException(
$"You have reached the maximum recursion limit of {Registry.MaxRecursionDepth}.");
}
var sb = new StringBuilder();
foreach (var token in tokens)
{
var renderable = token as IRenderableToken;
if (renderable == null)
{
continue;
}
var renderResult = renderable.Render(this, context, partials, originalTemplate);
sb.Append(renderResult);
}
return sb.ToString();
}
/// <summary>
/// Takes a template, context, partials and tags and renders the template
/// </summary>
/// <param name="template">The template to parse and render</param>
/// <param name="context">The context object to use to render</param>
/// <param name="partials">The partials available to the template</param>
/// <param name="tags">The tags to initalise the parser with</param>
/// <returns>The template rendered with the passed context object</returns>
public string Render(string template, Context context, IDictionary<string, string> partials, Tags tags)
{
var tokens = Parse(template, tags);
var renderResult = RenderTokens(tokens, context, partials, template);
ResetCurrentDepth();
return renderResult;
}
/// <summary>
/// Takes a template, context and partials and Renders them using default tags
/// </summary>
/// <param name="template">The template to parse and render</param>
/// <param name="context">The context object to use</param>
/// <param name="partials">The partials available to the template</param>
/// <returns>The template rendered with the passed context object</returns>
public string Render(string template, Context context, IDictionary<string, string> partials)
=> Render(template, context, partials, null);
