i18n: localize common command outputs

docs/CHANGELOG.md

@@ -12,6 +12,8 @@
   continuation prompts now follow the session UI language.
 - The full-screen help title and footer now follow the session UI language,
   with UTF-8-aware title padding for Chinese.
+- Common COMMAND-mode outputs now respect the session language, including
+  `:users` headers and `:mute-joins` state text.
 
 ### Changed
 - NORMAL mode now opens at the latest visible messages instead of the oldest

src/commands.c

@@ -193,9 +193,15 @@ void commands_dispatch(client_t *client) {
         strcmp(cmd, "who") == 0) {
         pthread_rwlock_rdlock(&g_room->lock);
         int total = g_room->client_count;
-        buffer_appendf(output, sizeof(output), &pos,
-                       "\033[1;36m在线用户 · online\033[0m  "
-                       "\033[2;37m· %d\033[0m\n", total);
+        if (client->help_lang == LANG_ZH) {
+            buffer_appendf(output, sizeof(output), &pos,
+                           "\033[1;36m在线用户\033[0m  "
+                           "\033[2;37m· %d\033[0m\n", total);
+        } else {
+            buffer_appendf(output, sizeof(output), &pos,
+                           "\033[1;36mOnline users\033[0m  "
+                           "\033[2;37m· %d\033[0m\n", total);
+        }
 
         time_t now = time(NULL);
         for (int i = 0; i < total; i++) {
@@ -488,9 +494,15 @@ void commands_dispatch(client_t *client) {
 
     } else if (strcmp(cmd, "mute-joins") == 0 || strcmp(cmd, "mute") == 0) {
         client->mute_joins = !client->mute_joins;
-        buffer_appendf(output, sizeof(output), &pos,
-                       "Join/leave notifications: %s\n",
-                       client->mute_joins ? "muted" : "unmuted");
+        if (client->help_lang == LANG_ZH) {
+            buffer_appendf(output, sizeof(output), &pos,
+                           "加入/离开提示: %s\n",
+                           client->mute_joins ? "已静音" : "已开启");
+        } else {
+            buffer_appendf(output, sizeof(output), &pos,
+                           "Join/leave notifications: %s\n",
+                           client->mute_joins ? "muted" : "unmuted");
+        }
 
     } else if (strcmp(cmd, "q") == 0 || strcmp(cmd, "quit") == 0 ||
                strcmp(cmd, "exit") == 0) {

tests/test_interactive_input.sh

@@ -204,6 +204,53 @@ else
     FAIL=$((FAIL + 1))
 fi
 
+LOCALIZED_COMMANDS_SCRIPT="$STATE_DIR/localized-commands.expect"
+cat >"$LOCALIZED_COMMANDS_SCRIPT" <<EOF
+set timeout 10
+spawn ssh $SSH_OPTS anonymous@127.0.0.1
+sleep 1
+send -- "localized\r"
+expect ":support"
+send -- "\033"
+expect "NORMAL"
+send -- ":"
+expect ":"
+send -- "mute-joins\r"
+expect "加入/离开提示"
+expect "已静音"
+expect "按任意键"
+send -- "q"
+expect "NORMAL"
+send -- ":"
+expect ":"
+send -- "lang en\r"
+expect "Language set to: en"
+expect "Press any key"
+send -- "q"
+expect "NORMAL"
+send -- ":"
+expect ":"
+send -- "users\r"
+expect "Online users"
+expect "Press any key"
+send -- "q"
+sleep 0.2
+send -- "\003"
+sleep 0.2
+send -- "\003"
+expect eof
+EOF
+
+if expect "$LOCALIZED_COMMANDS_SCRIPT" >"$STATE_DIR/localized-commands.log" 2>&1; then
+    echo "✓ common command output follows session language"
+    PASS=$((PASS + 1))
+else
+    echo "x localized command output failed"
+    sed -n '1,200p' "$STATE_DIR/localized-commands.log"
+    sed -n '1,120p' "$STATE_DIR/server.log"
+    FAIL=$((FAIL + 1))
+fi
+
 echo ""
 echo "PASSED: $PASS"
 echo "FAILED: $FAIL"