com.jsuereth.pgp.Signature.scala Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of bleep-plugin-pgp_2.13 Show documentation

A bleeping fast scala build tool!

There is a newer version: 0.0.12

Show newest version

package bleep.plugin.pgp

import org.bouncycastle.bcpg.*
import org.bouncycastle.openpgp.*

/** Wrapper around a PGP signature for convenience. */
class Signature(val nested: PGPSignature) extends StreamingSaveable {

  /** Returns the name-value string pairs in the notation data occurrences of a signature. */
  // TODO - return a map
  // TODO - Ensure string->string is ok for all returned values...
  val notations: List[(String, String)] =
    nested.getHashedSubPackets.getNotationDataOccurrences
      .map(data => data.getNotationName -> data.getNotationValue)
      .toList

  def keyID = nested.getKeyID
  def issuerKeyID = nested.getHashedSubPackets.getIssuerKeyID
  def keyExpirationTime = nested.getHashedSubPackets.getKeyExpirationTime
  def signerUserID = Option(nested.getHashedSubPackets.getSignerUserID)
  def signatureType = nested.getSignatureType
  def signatureTypeString = signatureType match {
    case PGPSignature.DIRECT_KEY               => "DirectKey"
    case PGPSignature.BINARY_DOCUMENT          => "Binary Document"
    case PGPSignature.CANONICAL_TEXT_DOCUMENT  => "Canonical Text Doc"
    case PGPSignature.STAND_ALONE              => "Stand-alone"
    case PGPSignature.DEFAULT_CERTIFICATION    => "Default Cert."
    case PGPSignature.NO_CERTIFICATION         => "No Cert."
    case PGPSignature.POSITIVE_CERTIFICATION   => "Positive Cert."
    case PGPSignature.SUBKEY_BINDING           => "Subkey Binding"
    case PGPSignature.PRIMARYKEY_BINDING       => "Primary Key Binding"
    case PGPSignature.KEY_REVOCATION           => "Key Revocation"
    case PGPSignature.SUBKEY_REVOCATION        => "Subkey Revocation"
    case PGPSignature.CERTIFICATION_REVOCATION => "Cert. Revocation"
    case PGPSignature.TIMESTAMP                => "Timestamp"
    case _                                     => "Not enumerated"
  }
  override def saveTo(output: java.io.OutputStream): Unit =
    nested encode (new ArmoredOutputStream(output))

  override def toString =
    "Signature(key=%x,user=%s,notations=%s)" format (keyID,
    signerUserID,
    notations map { case (k, v) => k + " -> " + v } mkString ",")
}

object Signature {
  def apply(sig: PGPSignature): Signature = new Signature(sig)
}