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package com.github.jodersky.skeybase
import scala.concurrent.Future
import akka.actor.ActorSystem
import spray.client.pipelining.Get
import spray.client.pipelining.WithTransformerConcatenation
import spray.client.pipelining.sendReceive
import spray.client.pipelining.sendReceive$default$3
import spray.client.pipelining.unmarshal
import spray.httpx.SprayJsonSupport.sprayJsonUnmarshaller
import spray.json.DefaultJsonProtocol
import spray.json.DeserializationException
import spray.json.JsArray
import spray.json.JsObject
import spray.json.JsValue
import spray.json.RootJsonFormat
object Keybase {
def origin = new Keybase("https://keybase.io")
object JsonProtocol extends DefaultJsonProtocol {
implicit val basicsFormat = jsonFormat1(Basics.apply)
implicit val proofFormat = jsonFormat(Proof.apply, "nametag", "proof_type", "proof_url")
implicit object PrimaryKeyFormat extends RootJsonFormat[PublicKey] {
def write(key: PublicKey) = throw new NotImplementedError
def read(value: JsValue) = value.asJsObject.getFields("primary") match {
case Seq(JsObject(data)) => data.get("key_fingerprint") map (f => PublicKey(f.convertTo[String].toUpperCase())) getOrElse {
throw new DeserializationException("Fingerprint expected")
}
case _ => throw new DeserializationException("Primary key expected")
}
}
implicit object ProofsFormat extends RootJsonFormat[Seq[Proof]] {
def write(proofs: Seq[Proof]) = throw new NotImplementedError
def read(value: JsValue) = value.asJsObject.getFields("all") match {
case Seq(JsArray(values)) => values.map(_.convertTo[Proof])
case _ => throw new DeserializationException("Proofs array expected")
}
}
implicit val userFormat = jsonFormat(User.apply, "basics", "proofs_summary", "public_keys")
implicit val lookupFormat = jsonFormat1(LookupResponse.apply)
}
}
class Keybase(host: String) {
import Keybase.JsonProtocol._
def lookup(username: String)(implicit system: ActorSystem): Future[User] = {
import system.dispatcher
val lookup = sendReceive ~> unmarshal[LookupResponse]
val url = host + "/_/api/1.0/user/lookup.json?usernames=" + username + "&fields=proofs_summary,public_keys"
lookup(Get(url)).map(_.them.head)
}
}
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