internal static TemplateDelegate CompileView(ViewReaderFactory readerFactoryFactory, string templatePath, CompilationContext compilationContext)
{
var configuration = compilationContext.Configuration;
IEnumerable <object> tokens;
using (var sr = readerFactoryFactory(configuration, templatePath))
{
using (var reader = new ExtendedStringReader(sr))
{
tokens = Tokenizer.Tokenize(reader).ToArray();
}
}
var layoutToken = tokens.OfType <LayoutToken>().SingleOrDefault();
var expressions = ExpressionBuilder.ConvertTokensToExpressions(tokens, configuration);
var compiledView = FunctionBuilder.Compile(expressions, compilationContext);
if (layoutToken == null)
{
return(compiledView);
}
var fs = configuration.FileSystem;
var layoutPath = fs.Closest(templatePath, layoutToken.Value + ".hbs");
if (layoutPath == null)
{
throw new InvalidOperationException($"Cannot find layout '{layoutToken.Value}' for template '{templatePath}'");
}
var compiledLayout = CompileView(readerFactoryFactory, layoutPath, new CompilationContext(compilationContext));
return((in EncodedTextWriter writer, BindingContext context) =>
{
var config = context.Configuration;
using var bindingContext = BindingContext.Create(config, null);
foreach (var pair in context.ContextDataObject)
{
switch (pair.Key.WellKnownVariable)
{
case WellKnownVariable.Parent:
case WellKnownVariable.Root:
continue;
}
bindingContext.ContextDataObject[pair.Key] = pair.Value;
}
using var innerWriter = ReusableStringWriter.Get(config.FormatProvider);
using var textWriter = new EncodedTextWriter(innerWriter, config.TextEncoder, FormatterProvider.Current, true);
compiledView(textWriter, context);
var inner = innerWriter.ToString();
var viewModel = new LayoutViewModel(inner, context.Value);
bindingContext.Value = viewModel;
compiledLayout(writer, bindingContext);
});
internal static TemplateDelegate CompileView(ViewReaderFactory readerFactoryFactory, string templatePath, CompilationContext compilationContext)
{
var configuration = compilationContext.Configuration;
IEnumerable <object> tokens;
using (var sr = readerFactoryFactory(configuration, templatePath))
{
using (var reader = new ExtendedStringReader(sr))
{
tokens = Tokenizer.Tokenize(reader).ToArray();
}
}
var layoutToken = tokens.OfType <LayoutToken>().SingleOrDefault();
var expressions = ExpressionBuilder.ConvertTokensToExpressions(tokens, configuration);
var compiledView = FunctionBuilder.Compile(expressions, compilationContext);
if (layoutToken == null)
{
return(compiledView);
}
var fs = configuration.FileSystem;
var layoutPath = fs.Closest(templatePath, layoutToken.Value + ".hbs");
if (layoutPath == null)
{
throw new InvalidOperationException($"Cannot find layout '{layoutToken.Value}' for template '{templatePath}'");
}
var compiledLayout = CompileView(readerFactoryFactory, layoutPath, new CompilationContext(compilationContext));
return((in EncodedTextWriter writer, BindingContext context) =>
{
var config = context.Configuration;
using var innerWriter = ReusableStringWriter.Get(config.FormatProvider);
using var textWriter = new EncodedTextWriter(innerWriter, config.TextEncoder, config.UnresolvedBindingFormatter, true);
compiledView(textWriter, context);
var inner = innerWriter.ToString();
var vmContext = new [] { new { body = inner }, context.Value };
var viewModel = new DynamicViewModel(vmContext);
using var bindingContext = BindingContext.Create(config, viewModel);
compiledLayout(writer, bindingContext);
});
internal static Action <TextWriter, object> CompileView(ViewReaderFactory readerFactoryFactory, string templatePath, ICompiledHandlebarsConfiguration configuration)
{
IEnumerable <object> tokens;
using (var sr = readerFactoryFactory(configuration, templatePath))
{
using (var reader = new ExtendedStringReader(sr))
{
tokens = Tokenizer.Tokenize(reader).ToList();
}
}
var layoutToken = tokens.OfType <LayoutToken>().SingleOrDefault();
var expressionBuilder = new ExpressionBuilder(configuration);
var expressions = expressionBuilder.ConvertTokensToExpressions(tokens);
var compiledView = FunctionBuilder.Compile(expressions, configuration, templatePath);
if (layoutToken == null)
{
return(compiledView);
}
var fs = configuration.FileSystem;
var layoutPath = fs.Closest(templatePath, layoutToken.Value + ".hbs");
if (layoutPath == null)
{
throw new InvalidOperationException("Cannot find layout '" + layoutPath + "' for template '" +
templatePath + "'");
}
var compiledLayout = CompileView(readerFactoryFactory, layoutPath, configuration);
return((tw, vm) =>
{
string inner;
using (var innerWriter = ReusableStringWriter.Get(configuration.FormatProvider))
{
compiledView(innerWriter, vm);
inner = innerWriter.ToString();
}
compiledLayout(tw, new DynamicViewModel(new[] { new { body = inner }, vm }));
});
}
internal sealed override object ReturnInvoke(BindingContext bindingContext, object context, object[] arguments)
{
using var writer = ReusableStringWriter.Get(bindingContext.Configuration.FormatProvider);
WriteInvoke(bindingContext, writer, context, arguments);
return(writer.ToString());
}
