From c9a34623724f1dce9acf902ca5bde1dba6cafb02 Mon Sep 17 00:00:00 2001
From: Fabian Henneke <FabianHenneke@users.noreply.github.com>
Date: Mon, 27 Jul 2020 08:05:35 +0200
Subject: Add specific warning for short key IDs in .gpg-id (#974)

---
 .../main/java/com/zeapo/pwdstore/crypto/PasswordCreationActivity.kt | 6 +++++-
 app/src/main/res/values/strings.xml                                 | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

(limited to 'app/src/main')

diff --git a/app/src/main/java/com/zeapo/pwdstore/crypto/PasswordCreationActivity.kt b/app/src/main/java/com/zeapo/pwdstore/crypto/PasswordCreationActivity.kt
index 3c1757f1..45bde491 100644
--- a/app/src/main/java/com/zeapo/pwdstore/crypto/PasswordCreationActivity.kt
+++ b/app/src/main/java/com/zeapo/pwdstore/crypto/PasswordCreationActivity.kt
@@ -316,7 +316,11 @@ class PasswordCreationActivity : BasePgpActivity(), OpenPgpServiceConnection.OnB
                 .filter { it.isNotBlank() }
                 .map { line ->
                     parseGpgIdentifier(line) ?: run {
-                        snackbar(message = resources.getString(R.string.invalid_gpg_id))
+                        if (line.removePrefix("0x").matches("[a-fA-F0-9]{8}".toRegex())) {
+                            snackbar(message = resources.getString(R.string.short_key_ids_unsupported))
+                        } else {
+                            snackbar(message = resources.getString(R.string.invalid_gpg_id))
+                        }
                         return@with
                     }
                 }
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index a59d5965..9aaebf98 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -368,6 +368,7 @@
     <string name="exporting_passwords">Exporting passwords…</string>
     <string name="failed_to_find_key_id">Failed to locate .gpg-id, is your store set up correctly?</string>
     <string name="invalid_gpg_id">Found .gpg-id, but it contains an invalid key ID, fingerprint or user ID</string>
+    <string name="short_key_ids_unsupported">A key ID in .gpg-id is too short, please use either long key IDs (16 characters) or fingerprints (40 characters)</string>
     <string name="invalid_filename_text">File name must not contain \'/\', set directory above</string>
     <string name="directory_hint">Directory</string>
 </resources>
-- 
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