package dotty.tools
package dottydoc
package staticsite
import dotc.config.Printers.dottydoc
case class LiquidTemplate(contents: String) extends ResourceFinder {
import scala.collection.JavaConverters._
import liqp.{ Template, TemplateContext }
import liqp.nodes.LNode
import liqp.tags.Tag
import liqp.filters.Filter
import liqp.parser.Flavor.JEKYLL
import java.util.{ HashMap, Map => JMap }
import filters._
/** Register filters to static container */
Filter.registerFilter(new Reverse)
Filter.registerFilter(new RenderReference)
Filter.registerFilter(new RenderLink)
// For some reason, liqp rejects a straight conversion using `.asJava`
private def toJavaMap(map: Map[String, AnyRef]): HashMap[String, Object] =
map.foldLeft(new HashMap[String, Object]()) { case (map, (k, v)) =>
map.put(k, v)
map
}
def render(params: Map[String, AnyRef], includes: Map[String, String]): String =
Template.parse(contents, JEKYLL)
.`with`(ResourceInclude(params, includes))
.render(toJavaMap(params))
private case class ResourceInclude(params: Map[String, AnyRef], includes: Map[String, String])
extends Tag("include") {
val DefaultExtension = ".html"
override def render(ctx: TemplateContext, nodes: LNode*): AnyRef = {
val origInclude = asString(nodes(0).render(ctx))
val incResource = origInclude match {
case fileWithExt if fileWithExt.indexOf('.') > 0 => fileWithExt
case file => file + DefaultExtension
}
includes
.get(incResource)
.map { template =>
if (nodes.length > 1) ctx.put(origInclude, nodes(1).render(ctx))
LiquidTemplate(template).render(Map.empty ++ ctx.getVariables.asScala, includes)
}
.getOrElse {
/*dottydoc.*/println(s"couldn't find include file '$origInclude'")
""
}
}
}
}