update

crates/chat_ui/src/lib.rs

@@ -2089,6 +2089,20 @@ impl Render for ChatPanel {
                     .children(self.render_attachment_list(window, cx))
                     .children(self.render_pending_file_list(window, cx))
                     .children(self.render_reply_list(window, cx))
+                    .when(
+                        !self.input.read(cx).value().trim().is_empty(),
+                        |this| {
+                            this.child(
+                                div()
+                                    .px_1()
+                                    .text_xs()
+                                    .text_color(cx.theme().text_warning)
+                                    .child(
+                                        "Attachments added while typing are uploaded without encryption",
+                                    ),
+                            )
+                        },
+                    )
                     .child(
                         h_flex()
                             .items_end()

crates/settings/src/lib.rs

@@ -12,6 +12,9 @@ pub fn init(window: &mut Window, cx: &mut App) {
     AppSettings::set_global(cx.new(|cx| AppSettings::new(window, cx)), cx)
 }
 
+const DEFAULT_FILE_SERVER: &str = "https://nostr.download/";
+const LEGACY_FILE_SERVER: &str = "blossom.band";
+
 macro_rules! setting_accessors {
     ($(pub $field:ident: $type:ty),* $(,)?) => {
         impl AppSettings {
@@ -138,7 +141,7 @@ impl Default for Settings {
             screening: true,
             nip4e: false,
             trusted_relays: vec![],
-            file_server: Url::parse("https://blossom.band/").unwrap(),
+            file_server: Url::parse(DEFAULT_FILE_SERVER).unwrap(),
         }
     }
 }
@@ -217,7 +220,12 @@ impl AppSettings {
         });
 
         cx.spawn_in(window, async move |this, cx| {
-            let settings = task.await.unwrap_or(Settings::default());
+            let mut settings = task.await.unwrap_or(Settings::default());
+
+            // Move settings still pointed at the old default file server over to the new one
+            if settings.file_server.host_str() == Some(LEGACY_FILE_SERVER) {
+                settings.file_server = Url::parse(DEFAULT_FILE_SERVER).unwrap();
+            }
 
             // Update settings
             this.update_in(cx, |this, window, cx| {

crates/state/src/file.rs

@@ -1,6 +1,6 @@
 use std::path::PathBuf;
 
-use aes_gcm::aead::consts::{U12, U16};
+use aes_gcm::aead::consts::{U12, U16, U32};
 use aes_gcm::aead::{Aead, AeadCore, KeyInit, OsRng};
 use aes_gcm::aes::Aes256;
 use aes_gcm::{Aes256Gcm, AesGcm, Nonce};
@@ -121,8 +121,8 @@ impl FileAttachment {
 
 pub fn encrypt(data: &[u8]) -> Result<EncryptedFile, Error> {
     let key = Aes256Gcm::generate_key(OsRng);
-    let nonce = Aes256Gcm::generate_nonce(OsRng);
-    let cipher = Aes256Gcm::new(&key);
+    let nonce = AesGcm::<Aes256, U16>::generate_nonce(OsRng);
+    let cipher = AesGcm::<Aes256, U16>::new(&key);
 
     let data = cipher
         .encrypt(&nonce, data)
@@ -146,7 +146,6 @@ pub fn decrypt(data: &[u8], key: &str, nonce: &str) -> Result<Vec<u8>, Error> {
         );
     }
 
-    // Amethyst uses 16 bytes nonces, everything else uses the standard 12
     match nonce.len() {
         12 => Aes256Gcm::new_from_slice(&key)
             .map_err(|_| anyhow!("Invalid decryption key"))?
@@ -156,6 +155,10 @@ pub fn decrypt(data: &[u8], key: &str, nonce: &str) -> Result<Vec<u8>, Error> {
             .map_err(|_| anyhow!("Invalid decryption key"))?
             .decrypt(Nonce::<U16>::from_slice(&nonce), data)
             .map_err(|_| anyhow!("Failed to decrypt file")),
+        32 => AesGcm::<Aes256, U32>::new_from_slice(&key)
+            .map_err(|_| anyhow!("Invalid decryption key"))?
+            .decrypt(Nonce::<U32>::from_slice(&nonce), data)
+            .map_err(|_| anyhow!("Failed to decrypt file")),
         len => bail!("Unsupported decryption nonce length: {len} bytes"),
     }
 }