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| name := "file_upload_test" | |
| version := "0.1-SNAPSHOT" | |
| scalaVersion := "2.11.7" | |
| val akka_http = "2.0.2" | |
| libraryDependencies += "com.typesafe.akka" %% "akka-actor" % "2.3.6" | |
| libraryDependencies += "com.typesafe.akka" %% "akka-kernel" % "2.3.6" | |
| libraryDependencies += "com.typesafe.akka" %% "akka-http-core-experimental" % akka_http | |
| libraryDependencies += "com.typesafe.akka" %% "akka-http-experimental" % akka_http | |
| libraryDependencies += "com.typesafe.akka" %% "akka-stream-experimental" % akka_http |
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title></title> | |
| </head> | |
| <body> | |
| <form action="resize" method="post" enctype="multipart/form-data"> | |
| Select image to upload: | |
| <input type="text" name="imageId"> | |
| <input type="text" name="sizes"> | |
| <input type="file" name="image" id="fileToUpload"> | |
| <input type="submit" value="Upload Image" name="submit"> | |
| </form> | |
| </body> | |
| </html> |
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| package akkahttptest | |
| import akka.actor.ActorSystem | |
| import akka.http.scaladsl.Http | |
| import akka.http.scaladsl.server.Route | |
| import akka.stream.ActorMaterializer | |
| import akka.http.scaladsl.server.Directives._ | |
| object UploadHandler extends App { | |
| implicit val system = ActorSystem() | |
| implicit val materializer = ActorMaterializer() | |
| val route: Route = { | |
| (path("resize") & post) { | |
| extractRequestContext { c ⇒ | |
| formFields('imageId, 'sizes, 'rotate ? "normal") { (imageId, sizesStr, rotateStr) => | |
| uploadedFile("image") { | |
| case (meta, file) => { | |
| complete { | |
| // do something with file, sizes, rotate ... | |
| s"$meta $file" | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } ~ getFromResourceDirectory("web") | |
| val bindingFuture = Http().bindAndHandle(route, "localhost", 12345) | |
| System.in.read() | |
| system.shutdown() | |
| system.awaitTermination() | |
| } |
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| package akkahttptest | |
| import akka.actor.ActorSystem | |
| import akka.http.scaladsl.Http | |
| import akka.http.scaladsl.server.{RequestContext, RouteResult, Directive, Route} | |
| import akka.stream.ActorMaterializer | |
| import akka.http.scaladsl.server.Directives._ | |
| import scala.concurrent.Future | |
| import scala.concurrent.duration._ | |
| object UploadHandlerToStrict extends App { | |
| implicit val system = ActorSystem() | |
| implicit val materializer = ActorMaterializer() | |
| implicit val ec = system.dispatcher | |
| def toStrict(timeout: FiniteDuration): Directive[Unit] = { | |
| def toStrict0(inner: Unit ⇒ Route): Route = { | |
| val result: RequestContext ⇒ Future[RouteResult] = c ⇒ { | |
| // call entity.toStrict (returns a future) | |
| c.request.entity.toStrict(timeout).flatMap { strict ⇒ | |
| // modify the context with the strictified entity | |
| val c1 = c.withRequest(c.request.withEntity(strict)) | |
| // call the inner route with the modified context | |
| inner()(c1) | |
| } | |
| } | |
| result | |
| } | |
| Directive[Unit](toStrict0) | |
| } | |
| val route: Route = { | |
| (path("resize") & post) { | |
| toStrict(1.second) { | |
| formFields('imageId, 'sizes, 'rotate ? "normal") { (imageId, sizesStr, rotateStr) => | |
| uploadedFile("image") { | |
| case (meta, file) => { | |
| complete { | |
| // do something with file, sizes, rotate ... | |
| s"$meta $file" | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } ~ getFromResourceDirectory("web") | |
| val bindingFuture = Http().bindAndHandle(route, "localhost", 12345) | |
| System.in.read() | |
| system.shutdown() | |
| system.awaitTermination() | |
| } |
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