Revert "fix: check if passphrase is necessary before asking for it"

Didn't fix the issue.

This reverts commit d8f76b33e9.

app/src/main/java/app/passwordstore/data/crypto/CryptoRepository.kt

@@ -45,10 +45,6 @@ constructor(
     out: ByteArrayOutputStream,
   ) = withContext(dispatcherProvider.io()) { decryptPgp(password, identities, message, out) }
 
-  fun isPasswordProtected(message: ByteArrayInputStream): Boolean {
-    return pgpCryptoHandler.isPassphraseProtected(message)
-  }
-
   suspend fun encrypt(
     identities: List<PGPIdentifier>,
     content: ByteArrayInputStream,

app/src/main/java/app/passwordstore/ui/crypto/DecryptActivity.kt

@@ -177,7 +177,7 @@ class DecryptActivity : BasePGPActivity() {
     }
   }
 
-  private suspend fun askPassphrase(
+  private fun askPassphrase(
     isError: Boolean,
     gpgIdentifiers: List<PGPIdentifier>,
     authResult: Result,
@@ -187,14 +187,6 @@ class DecryptActivity : BasePGPActivity() {
     } else {
       finish()
     }
-    if (
-      !repository.isPasswordProtected(
-        withContext(dispatcherProvider.io()) { File(fullPath).readBytes().inputStream() }
-      )
-    ) {
-      decryptWithPassphrase(password = "", gpgIdentifiers = gpgIdentifiers)
-      return
-    }
     val dialog = PasswordDialog()
     if (isError) {
       dialog.setError()

crypto/common/src/main/kotlin/app/passwordstore/crypto/CryptoHandler.kt

@@ -41,10 +41,4 @@ public interface CryptoHandler<Key, EncOpts : CryptoOptions, DecryptOpts : Crypt
 
   /** Given a [fileName], return whether this instance can handle it. */
   public fun canHandle(fileName: String): Boolean
-
-  /**
-   * Inspects the given encrypted [message] to notify user if a passphrase is necessary to decrypt
-   * it.
-   */
-  public fun isPassphraseProtected(message: InputStream): Boolean
 }

crypto/pgpainless/src/main/kotlin/app/passwordstore/crypto/PGPKeyManager.kt

@@ -139,14 +139,6 @@ constructor(
   /** @see KeyManager.getKeyById */
   override suspend fun getKeyId(key: PGPKey): PGPIdentifier? = tryGetId(key)
 
-  public suspend fun isPasswordProtected(key: PGPKey): Boolean {
-    val keyring = tryParseKeyring(key)
-    if (keyring is PGPSecretKeyRing) {
-      keyring.secretKey.keyEncryptionAlgorithm
-    }
-    return false
-  }
-
   /** Checks if [keyDir] exists and attempts to create it if not. */
   private fun keyDirExists(): Boolean {
     return keyDir.exists() || keyDir.mkdirs()

crypto/pgpainless/src/main/kotlin/app/passwordstore/crypto/PGPainlessCryptoHandler.kt

@@ -22,7 +22,6 @@ import org.bouncycastle.openpgp.PGPSecretKeyRingCollection
 import org.bouncycastle.util.io.Streams
 import org.pgpainless.PGPainless
 import org.pgpainless.decryption_verification.ConsumerOptions
-import org.pgpainless.decryption_verification.MessageInspector
 import org.pgpainless.encryption_signing.EncryptionOptions
 import org.pgpainless.encryption_signing.ProducerOptions
 import org.pgpainless.exception.WrongPassphraseException
@@ -137,9 +136,4 @@ public class PGPainlessCryptoHandler @Inject constructor() :
   public override fun canHandle(fileName: String): Boolean {
     return fileName.substringAfterLast('.', "") == "gpg"
   }
-
-  public override fun isPassphraseProtected(message: InputStream): Boolean {
-    val info = MessageInspector.determineEncryptionInfoForMessage(message)
-    return info.isPassphraseEncrypted
-  }
 }