From 025963371ffa7d735e0411292b77bee630486b5e Mon Sep 17 00:00:00 2001
From: randogoth <kflux@posteo.de>
Date: Sat, 26 Sep 2026 16:27:40 +0300
Subject: [PATCH] fix: name unknown senders by fingerprint

---
 web/js/app.js | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/web/js/app.js b/web/js/app.js
index 6b81d64..27c22ca 100644
--- a/web/js/app.js
+++ b/web/js/app.js
@@ -131,16 +131,20 @@ async function renderFolder() {
 }
 
 // Open an envelope and split its body; anything unreadable shows as such
-// rather than throwing, so one bad message cannot blank the list.
+// rather than throwing, so one bad message cannot blank the list. The wire
+// carries no sender name, so an unknown key can only be shown as its
+// fingerprint until the user imports the sender's smol:// address.
 function describe(row) {
   try {
     const opened = unseal(store.identities(), row.envelope);
     const { fields, body } = parseFrontmatter(new TextDecoder().decode(opened.body));
+    const known = store.addressForKey(opened.sender);
     return {
       ...opened,
       fields, body,
       subject: fields.Subject || "",
-      from: store.addressForKey(opened.sender) ?? `<${b32encode(opened.sender).slice(0, 16)}…>`,
+      from: known ?? `unknown · ${fingerprint(opened.sender)}`,
+      knownSender: Boolean(known),
     };
   } catch (err) {
     return { error: err.message };
@@ -170,6 +174,13 @@ async function openMessage(id) {
     : `from: ${opened.from}\nkey: ${b32encode(opened.sender)}\nid: ${row.id}\ndate: ${fmtTime(opened.time)}`;
   view.querySelector(".fields").textContent = fields.map(([k, v]) => `${k}: ${v}`).join("\n");
   view.querySelector("pre").textContent = opened.body;
+  if (folder === "inbox" && !opened.knownSender) {
+    const note = document.createElement("p");
+    note.className = "placeholder";
+    note.textContent = "The wire carries no sender name, only this signed key. " +
+      "Import the sender's smol:// address in settings to name future mail.";
+    view.append(note);
+  }
   if (folder === "inbox") {
     const reply = document.createElement("button");
     reply.textContent = "reply";