public override string Render(XDust dust, RenderChain chain, Context context, object model)
{
chain = new RenderChain(chain, this);
context = new Context(context, null, this.Parameters.ToDictionary(kvp => kvp.Key, kvp => kvp.Value as Object));
var helper = dust.Helpers[this.Name];
return helper.Render(dust, chain, context, model);
}
public override Object PrepareModel(RenderChain chain, Context context, Object model)
{
IScriptable scriptable = Scriptable.From(model);
if (scriptable["@idx"] != null)
{
return scriptable["@idx"].ToString();
}
else
{
return null;
}
}
public override string Render(XDust dust, RenderChain chain, Context context, object model)
{
XDustNode block = chain.GetBlock(this.Name);
if (null != block)
{
return block.Render(dust, chain, context, model);
}
else
{
return base.Render(dust, chain, context, model);
}
}
public override object PrepareModel(RenderChain chain, Context context, object model)
{
IScriptable scriptable = Scriptable.From(model);
Object sep = scriptable["@sep"];
if (sep != null && (bool)sep)
{
return base.PrepareModel(chain, context, model);
}
else
{
return null;
}
}
public override string Render(XDust dust, RenderChain chain, Context context, object model)
{
chain = new RenderChain(chain, this);
Object originalModel = model;
model = this.Context.Resolve(context, model);
String result = String.Empty;
if (null != model)
{
if (model is XDustNode)
{
result = ((XDustNode)model).Render(dust, chain, context, originalModel);
}
else if (model is ContextResolver)
{
Object temp = ((ContextResolver)model).Resolve(context, originalModel);
if (null != temp)
{
result = temp.ToString();
}
}
else if (model is IScriptable)
{
Object temp = ((IScriptable)model).Value;
if (null != temp)
{
result = temp.ToString();
}
}
else
{
result = model.ToString();
}
if (this.Filters.Count > 0)
{
foreach (String flag in this.Filters)
{
result = dust.Filters[flag].Invoke(result);
}
}
else
{
SecurityElement.Escape(result);
}
}
return result;
}
public override string Render(XDust dust, RenderChain chain, Context context, object model)
{
if (null != this.Scope)
{
model = this.Scope.Resolve(context, model);
}
chain = new RenderChain(chain, this);
String name;
if (this.Include is XDustNodeList)
{
name = ((XDustNodeList)this.Include).Render(dust, chain, context, model);
}
else
{
name = this.Include.ToString();
}
XDustNode template = dust.Load(null, name);
return template.Render(dust, chain, context, model);
}
public override Context PrepareModel(XDust dust, RenderChain chain, Context context, object model)
{
return new Context(context, context, this.Parameters.ToDictionary(kvp => kvp.Key, kvp => kvp.Value as Object));
}
public Object Resolve(Context context, Object model)
{
Object copy = new Context(context, model, null);
if (null != model)
{
if (model is IEnumerable<Object>)
{
copy = new List<Object>((IEnumerable<Object>)model);
}
else
{
foreach (var segment in this.Path)
{
var ctx = (Context)copy;
if (!String.IsNullOrEmpty(segment))
{
if (segment == ".")
{
if (ctx.Tail.IsValue)
{
copy = ctx.Tail.Value;
break;
}
else
{
ctx.Head = null;
}
}
else
{
var value = ctx.Get(segment);
if (value != null)
{
ctx = new Context(copy, value, null);
if (ctx.Tail.IsValue)
{
copy = ctx.Tail;
}
else
{
copy = ctx;
}
}
else
{
copy = null;
break;
}
}
}
else
{
copy = ctx.Tail;
break;
}
}
}
}
else
{
copy = null;
}
return copy;
}
public virtual String ChooseBodyName(Context context, Object model)
{
Object resolved = this.Context.Resolve(context, model);
return this.IsTruthy(resolved) ? XDustLogicNode.BLOCK : XDustLogicNode.ELSE;
}
public virtual String RenderBody(XDust dust, String name, RenderChain chain, Context context, Object model)
{
StringBuilder sb = new StringBuilder();
XDustNodeList body = this.Bodies.ContainsKey(name) ? this.Bodies[name] : null;
context = new Context(context, model, this.Parameters.ToDictionary(kvp => kvp.Key, kvp => kvp.Value as Object));
if (null != this.Scope)
{
model = this.Scope.Resolve(context, model);
}
else if (null != this.Context)
{
model = this.Context.Resolve(context, model);
}
if (null != body)
{
chain = new RenderChain(chain, body);
if (this.AllowIteration && (model is IEnumerable<Object> || (model is Scriptable && ((Scriptable)model).IsEnumerable)))
{
var list = model is IEnumerable<Object> ? (IEnumerable<Object>)model : ((Scriptable)model).AsEnumerable;
var length = list.Count();
if (name == XDustLogicNode.ELSE && length < 1)
{
sb.Append(body.Render(dust, chain, context, null));
}
else
{
for (var i = 0; i < length; i++)
{
Context iterModel = this.PrepareModel(dust, chain, context, list.ElementAt(i));
iterModel.Parameters["@idx"] = i;
iterModel.Parameters["@sep"] = i != length - 1;
sb.Append(body.Render(dust, chain, context, iterModel));
}
}
}
else
{
Context iterModel = this.PrepareModel(dust, chain, context, model);
sb.Append(body.Render(dust, chain, context, iterModel));
}
}
return sb.ToString();
}
public override string Render(XDust dust, RenderChain chain, Context context, object model)
{
chain = new RenderChain(chain, this);
context = new Context(context, null, this.Parameters.ToDictionary(kvp => kvp.Key, kvp => kvp.Value as Object));
var bodyName = this.ChooseBodyName(context, model);
return this.RenderBody(dust, bodyName, chain, context, model);
}
public virtual Context PrepareModel(XDust dust, RenderChain chain, Context context, Object model)
{
var parameters = new Dictionary<String, Object>();
if (null != this.Parameters)
{
foreach (var kvp in this.Parameters)
{
parameters[kvp.Key] = kvp.Value.Render(dust, chain, context, context);
}
}
Context result = new Context(context, model, parameters);
return result;
}
public abstract String Render(XDust dust, RenderChain chain, Context context, Object model);
public override string Render(XDust dust, RenderChain chain, Context context, object model)
{
this.Close();
return this.Value;
}
public String Render(XDust dust, RenderChain chain, Context context, Object model)
{
return this.RootNode.Render(dust, chain, context, model);
}
public override string ChooseBodyName(Context context, object model)
{
Object resolved = this.Context.Resolve(context, model);
return this.IsTruthy(resolved) ? XDustLogicNode.ELSE : XDustLogicNode.BLOCK;
}
public override string Render(XDust dust, RenderChain chain, Context context, object model)
{
return String.Empty;
}
public override String Render(XDust dust, RenderChain chain, Context context, object model)
{
return this.Character;
}
