Scalate in Akka

Boot.scala

...

  lazy val engine: TemplateEngine = {
    val ctx = CaptureContext.context.get
    val srcDirectories = ctx.getRealPath("/") match {
      case path: String => List(new File(path))
      case null => List()
    }
    println("Scalate got src directories " + srcDirectories)
    new TemplateEngine(srcDirectories)
  }

...

CaptureContext.scala

package web.listeners

import akka.dispatch.{DefaultCompletableFuture, Future}
import javax.servlet.{ServletContext, ServletContextEvent, ServletContextListener}
import org.slf4j.LoggerFactory

object CaptureContext {
  private[listeners] val completableContext = new DefaultCompletableFuture[ServletContext]
  def context: Future[ServletContext] = completableContext
}

class CaptureContext extends ServletContextListener {
  val log = LoggerFactory.getLogger(this.getClass)
  import CaptureContext.completableContext.{isCompleted, complete}

  def contextInitialized(evt: ServletContextEvent) {
    if (!isCompleted) {
      try {
        val ctx = evt.getServletContext
        log.info("Captured context " + ctx)

        complete(Right(ctx))
      } catch {
        case x: Exception => complete(Left(x))
      }
    }
  }

  def contextDestroyed(e: ServletContextEvent) { }
}