GROWIのAPIの実行用のScalaのプログラム例のサンプル。URLとAPI Tokenはダミーの値を設定している。

ScalaJHttpClientSample.scala

package info.pandanote.scalajhttptest

// See https://pandanote.info/?p=6186 for details.

import java.net.{ URLEncoder, URLDecoder }
import scalaj.http._
import play.api.libs.json._;

case class CustomResponse(statusCode: Int, status: String, body: String)

class ScalajHttpClientSample {
  val readTimeoutMillis = 5000
  var connectTimeoutMillis = 5000

  def Get(url: String, headers: Map[String, String]): CustomResponse = httpRequest("GET", url, headers)

  def Post(url: String, headers: Map[String, String], requestBody: String): CustomResponse = httpRequest("POST", url, headers, requestBody)

  def Put(url: String, headers: Map[String, String], requestBody: String): CustomResponse = httpRequest("PUT", url, headers, requestBody)

  def Delete(url: String, headers: Map[String, String]): CustomResponse = httpRequest("DELETE", url, headers)

  def httpRequest(webMethod: String, url: String, headers: Map[String, String], requestBody: String = ""): CustomResponse = {

    var request = Http(url)
      .headers(headers)
      .timeout(connTimeoutMs = connectTimeoutMillis, readTimeoutMs = readTimeoutMillis)
    if (requestBody != "") {
      request = request.postData(requestBody)
    }
    request = request.method(webMethod)
    val response: HttpResponse[String] = request.execute()

    return extractResponse(response)
  }

  def extractResponse(res: HttpResponse[String]): CustomResponse = {

    val statusCode = res.code
    val httpStatus = statusCode match {
      case 200 => "OK"
      case 201 => "CREATED"
      case 204 => "NO_CONTENT"
      case 401 => "UNAUTHORIZED"
      case 400 => "BAD_REQUEST"
      case 404 => "NOT_FOUND"
      case 403 => "FORBIDDEN"
      case 500 => "INTERNAL_SERVER_ERROR"
      case _ => "OTHER_STATUS_CODE"
    }
    val body = res.body
    return CustomResponse(statusCode, httpStatus, body)
  }
}

object Main {
  def siteurl = "https://wiki.example.org" // <-- Change here.

  def main(args: Array[String]) = {
    val client: ScalajHttpClientSample = new ScalajHttpClientSample
    val token = "Token" // <-- Change here.
    val r = client.Get(siteurl+"/_api/pages.get?access_token="+URLEncoder.encode(token,"UTF-8")+"&path=/"+URLEncoder.encode("テストページ","UTF-8"), Map.empty[String,String])
    val rr = r.body
    val r3: JsValue = Json.parse(rr)
    val page_id = r3 \ "page" \ "_id"
    println(page_id)
    val revision_id = r3 \ "page" \ "revision" \ "_id"
    println(revision_id)
    val body = r3 \ "page" \ "revision" \ "body"
    println(body)
    val param: Map[String,String] = Map("access_token" -> token, "body" -> (body.as[String]+"\n$y=y_0\\,\\displaystyle\\frac{e^{t-t_0}}{2}$\n"), "page_id" -> page_id.as[String], "revision_id" -> revision_id.as[String])
    val message = Json.toJson(param)
    val p = client.Post(siteurl+"/_api/pages.update",Map("Content-Type" -> "application/json"),Json.stringify(message))
    println(p)
    println(message)
  }
}