Created
November 18, 2017 17:27
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http4s example processing multipart content
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| package com.example.http4sfile | |
| import cats.effect.IO | |
| import org.http4s._ | |
| import org.http4s.dsl.Http4sDsl | |
| import org.http4s.multipart.{Multipart, Part} | |
| import org.http4s.server.blaze.BlazeBuilder | |
| import org.http4s.util.StreamApp | |
| import org.http4s.MediaType._ | |
| import org.http4s.headers._ | |
| object HelloWorldServer extends StreamApp[IO] with Http4sDsl[IO] { | |
| val service = HttpService[IO] { | |
| case GET -> Root => | |
| Ok( | |
| """|<html> | |
| |<body> | |
| |<form method="post" action="/post" enctype="multipart/form-data"> | |
| | <input type="date" name="birthDate" placeholder="birthDate"> | |
| | <input type="file" name="dataFile"> | |
| | <input type="submit"> | |
| |</form> | |
| """.stripMargin). | |
| withContentType(Some(`Content-Type`(`text/html`))) | |
| case req @ POST -> Root / "post" => { | |
| println(s"POST request: $req") | |
| req.decode[Multipart[IO]] { m => | |
| Ok( | |
| s"""Multipart Data\nParts:${m.parts.length} | |
| |${m.parts.map { case f: Part[IO] => { f.name + ", headers: " + f.headers.mkString(",")} }.mkString("\n")}""".stripMargin) | |
| } | |
| } | |
| } | |
| def stream(args: List[String], requestShutdown: IO[Unit]) = | |
| BlazeBuilder[IO] | |
| .bindHttp(8080, "0.0.0.0") | |
| .mountService(service, "/") | |
| .serve | |
| } |
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