protected void RenderAll(List <object> list, Context context, IndentationTextWriter result)
{
list.ForEach(token =>
{
try
{
if (token is IRenderable)
{
((IRenderable)token).Render(context, result);
}
else
{
result.Write(token.ToString());
}
}
catch (Exception ex)
{
if (ex.InnerException is LiquidException)
{
ex = ex.InnerException;
}
result.Write(context.HandleError(ex));
}
});
}
public void Render(Context context, IndentationTextWriter result)
{
object output = RenderInternal(context);
if (output != null)
{
var transformer = Template.GetValueTypeTransformer(output.GetType());
if (transformer != null)
{
output = transformer(output);
}
string outputString;
if (output is IEnumerable)
#if NET35
{ outputString = string.Join(string.Empty, ((IEnumerable)output).Cast <object>().Select(o => o.ToString()).ToArray()); }
#else
{ outputString = string.Join(string.Empty, ((IEnumerable)output).Cast <object>()); }
#endif
else if (output is bool)
{
outputString = output.ToString().ToLower();
}
else
{
outputString = output.ToString();
}
result.Write(outputString);
}
/// <summary>
/// Render takes a hash with local variables.
///
/// if you use the same filters over and over again consider registering them globally
/// with <tt>Template.register_filter</tt>
///
/// Following options can be passed:
///
/// * <tt>filters</tt> : array with local filters
/// * <tt>registers</tt> : hash with register variables. Those can be accessed from
/// filters and tags and might be useful to integrate liquid more with its host application
/// </summary>
private void RenderInternal(IndentationTextWriter result, RenderParameters parameters)
{
if (Root == null)
{
return;
}
Context context;
Hash registers;
IEnumerable <Type> filters;
parameters.Evaluate(this, out context, out registers, out filters);
if (registers != null)
{
Registers.Merge(registers);
}
if (filters != null)
{
context.AddFilters(filters);
}
try
{
// Render the nodelist.
Root.Render(context, result);
}
finally
{
_errors = context.Errors;
}
}
/// <summary>
/// Primarily intended for testing.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
internal string Render(Context context)
{
using (var result = IndentationTextWriter.Create())
{
Render(context, result);
return(result.ToString());
}
}
/// <summary>
/// Renders the template using the specified parameters and returns a string containing the result.
/// </summary>
/// <param name="parameters"></param>
/// <returns></returns>
public string Render(RenderParameters parameters)
{
using (var writer = IndentationTextWriter.Create())
{
Render(writer, parameters);
return(writer.ToString());
}
}
/// <summary>
/// Renders the template into the specified Stream.
/// </summary>
/// <param name="stream"></param>
/// <param name="parameters"></param>
public void Render(Stream stream, RenderParameters parameters)
{
// Can't dispose this new StreamWriter, because it would close the
// passed-in stream, which isn't up to us.
var streamWriter = IndentationTextWriter.Create(new StreamWriter(stream));
RenderInternal(streamWriter, parameters);
streamWriter.Flush();
}
public static IndentationTextWriter Create(TextWriter Writer = null, string IndentTab = null)
{
IndentationTextWriter Result = null;
if (Writer == null)
{
Writer = new StringWriter();
}
if (IndentTab == null)
{
IndentTab = " ".Replicate(AppExec.GetConfiguration <int>("FileGeneration", "IndentSize", 4));
}
Result = new IndentationTextWriter(Writer, IndentTab);
Result.IndentationDepth = DotLiquid.Tags.Inject.RecursionLevel;
return(Result);
}
public virtual void Render(Context context, IndentationTextWriter result)
{
}
public override void Render(Context context, IndentationTextWriter result)
{
RenderAll(NodeList, context, result);
}
/// <summary>
/// Renders the template into the specified StreamWriter.
/// </summary>
/// <param name="result"></param>
/// <param name="parameters"></param>
public void Render(IndentationTextWriter result, RenderParameters parameters)
{
RenderInternal(result, parameters);
}
