OaiRequestRunner.scala 5.25 KB
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package org.swissbib.memobase.oai.runner

import modules.OaiRepository
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import org.swissbib.memobase.oai.request.{OaiRequest, UserRequest}
import org.swissbib.memobase.oai.response.{GetRecordResponse, IdentifyResponse, ListIdentifiersResponse,
  ListMetadaFormatsResponse, ListRecordsResponse, ListSetsResponse, OaiResponse}
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import play.api.Configuration

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import scala.xml.Node

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abstract class OaiRequestRunner (val config: Configuration,
                                 val repository: OaiRepository,
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                                  val request: UserRequest){
  var result: Option[Node] = None
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  def run(): OaiResponse
}


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//todo: this is wrong!
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sealed case class IdentifyRunner(override val config: Configuration,
                                 override val repository: OaiRepository,
                                 override val request: OaiRequest) extends OaiRequestRunner( config,
                                                                                  repository,
                                                                                  request) {

  override def run(): OaiResponse = {

    //Identify doesn't need any action on repository
    IdentifyResponse(this)
  }
}

case class GetRecordRunner(override val config: Configuration,
                           override val repository: OaiRepository,
                           override val request: OaiRequest) extends OaiRequestRunner( config,
                                                                        repository,
                                                                        request) {
  override def run(): OaiResponse = {

    //Identify doesnit need any action on repository
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    result = repository.getRecord(request.identifier.get,request.metadataPrefix.get)

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    GetRecordResponse(this)
  }
}

case class ListIdentifiersRunner(override val config: Configuration,
                                 override val repository: OaiRepository,
                                 override val request: OaiRequest) extends OaiRequestRunner( config,
                                                                                          repository,
                                                                                          request) {
  override def run(): OaiResponse = {

    ListIdentifiersResponse(this)
  }
}

case class ListMetadataFormatsRunner(override val config: Configuration,
                                     override val repository: OaiRepository,
                                     override val request: OaiRequest) extends OaiRequestRunner( config,
                                                                                          repository,
                                                                                          request) {
  override def run(): OaiResponse = {

    ListMetadaFormatsResponse(this)
  }
}
case class ListRecordsRunner(override val config: Configuration,
                             override val repository: OaiRepository,
                             override val request: OaiRequest) extends OaiRequestRunner( config,
                                                                                        repository,
                                                                                        request) {
  override def run(): OaiResponse = {

    ListRecordsResponse(this)
  }
}

case class ListSetsRunner(override val config: Configuration,
                          override val repository: OaiRepository,
                          override val request: OaiRequest) extends OaiRequestRunner( config,
                                                                                    repository,
                                                                                    request) {
  override def run(): OaiResponse = {

    ListSetsResponse(this)
  }
}


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case class GetExceptionRunner(override val config: Configuration,
                           override val repository: OaiRepository,
                           override val request: UserRequest) extends OaiRequestRunner( config,
  repository,
  request) {
  override def run(): OaiResponse = ???
}


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/*
I think we do not need it any more...
 */
object XmlCreator {

  //todo: check if e.g. scalatags might be the better alternative
  private val pRepName = "#REP_NAME#".r
  private val pBaseUrl = "#BASE_URL#".r
  private val pProtVersion = "#PROT_VERSION#".r
  private val pEarliest = "#EARLIEST_DATESTAMP#".r
  private val pEmail = "#ADMIN_EMAIL#".r
  private val pDeleted = "#DELETED#".r
  private val pGranularity = "#GRANULARITY#".r


  def createIdentifyFragment(rep:OaiRepository): String = {

    pRepName.replaceAllIn(
        pBaseUrl.replaceAllIn(
          pProtVersion.replaceAllIn(
            pEarliest.replaceAllIn(
              pEmail.replaceAllIn(
                pDeleted.replaceAllIn(
                  pGranularity.replaceAllIn(
                    scala.io.Source.fromResource("resources/identify.xml").getLines().mkString,
                    rep.oaiConfig.identify.granularity
                  ),rep.oaiConfig.identify.deletedRecord)
              ,rep.oaiConfig.identify.adminEmail),
              rep.oaiConfig.identify.earliestDatestamp),
          rep.oaiConfig.identify.protocolVersion)
        ,rep.oaiConfig.identify.baseUrl),
      rep.oaiConfig.identify.repositoryName)
  }

}