wpa_supplicant.conf parser in scala

NetworkParser.scala

package com.nevercertain.wifipasswords
import scala.collection.JavaConversions._

object NetworkParser {
  def parse(networksString: String): Seq[WifiNetwork]= {
    val networkSections = networksString.split("network=").filter(_.trim.size > 0)
    networkSections.map((networkSection: String) => {

      val name = parseToken(networkSection, "ssid")

      new WifiNetwork(name, networkPassword(networkSection), networkType(networkSection))
    })

  }

  private def networkType(networkSection: String): NetworkType.Value = {
    if(hasToken(networkSection,"wep_key0"))
      NetworkType.WEP
    else if(hasToken(networkSection,"psk"))
      NetworkType.WPA
    else
      NetworkType.OPEN
  }

  private def networkPassword(networkSection: String) = {
    val ntype = networkType(networkSection)
    ntype match {
      case NetworkType.WPA => parseToken(networkSection, "psk")
      case NetworkType.WEP => parseToken(networkSection, "wep_key0")
      case _ => ""
    }
  }

  private def hasToken(networkSection: String, tokenName: String) = {
    tokenLines(networkSection, tokenName).size > 0
  }

  private def tokenLines(networkSection: String, tokenName: String) = {
    networkSection.lines.filter(_.trim.startsWith(tokenName))
  }

  private def parseToken(networkSection: String, tokenName: String) = {
    tokenLines(networkSection, tokenName).next.split("=")(1).replace("\"","")
  }

}