Add option to run command after inactivity delay (closes #747)

Signed-off-by: AnErrupTion <anerruption@disroot.org>

res/config.ini

@@ -231,6 +231,13 @@ hide_keyboard_locks = false
 # Remove version number from the top left corner
 hide_version_string = false
 
+# Command executed when no input is detected for a certain time
+# If null, no command will be executed
+inactivity_cmd = null
+
+# Executes a command after a certain amount of seconds
+inactivity_delay = 0
+
 # Initial text to show on the info line
 # If set to null, the info line defaults to the hostname
 initial_info_text = null

res/lang/ar.ini

@@ -21,6 +21,7 @@ err_envlist = فشل في جلب قائمة المتغيرات البيئية
 err_hostname = فشل في جلب اسم المضيف (Hostname)
 
 
+
 err_mlock = فشل في تأمين ذاكرة كلمة المرور (mlock)
 err_null = مؤشر فارغ (Null pointer)
 err_numlock = فشل في ضبط Num Lock

res/lang/bg.ini

@@ -19,6 +19,7 @@ err_envlist = неуспешно получаване на списъка с п
 err_get_active_tty = неуспешно откриване на активния TTY
 err_hibernate = неуспешно изпълнение на командата за хибернация
 err_hostname = неуспешно получаване на името на хоста
+
 err_lock_state = неуспешно получаване на състоянието на заключване
 err_log = неуспешно отваряне на файла с дневника
 err_mlock = неуспешно заключване на паметта за паролата

res/lang/cat.ini

@@ -21,6 +21,7 @@ err_envlist = error en obtenir l'envlist
 err_hostname = error en obtenir el nom de l'amfitrió
 
 
+
 err_mlock = error en bloquejar la memòria de clau
 err_null = punter nul
 err_numlock = error en establir el Bloq num

res/lang/cs.ini

@@ -21,6 +21,7 @@ err_domain = neplatná doména
 err_hostname = nelze získat název hostitele
 
 
+
 err_mlock = uzamčení paměti hesel selhalo
 err_null = nulový ukazatel
 

res/lang/de.ini

@@ -21,6 +21,7 @@ err_envlist = Fehler beim Abrufen der Umgebungs-Variablen
 err_hostname = Abrufen des Hostnames fehlgeschlagen
 
 
+
 err_mlock = Sperren des Passwortspeichers fehlgeschlagen
 err_null = Null Pointer
 err_numlock = Numlock konnte nicht aktiviert werden

res/lang/en.ini

@@ -19,6 +19,7 @@ err_envlist = failed to get envlist
 err_get_active_tty = failed to get active tty
 err_hibernate = failed to execute hibernate command
 err_hostname = failed to get hostname
+err_inactivity = failed to execute inactivity command
 err_lock_state = failed to get lock state
 err_log = failed to open log file
 err_mlock = failed to lock password memory

res/lang/es.ini

@@ -21,6 +21,7 @@ err_domain = dominio inválido
 err_hostname = error al obtener el nombre de host
 
 
+
 err_mlock = error al bloquear la contraseña de memoria
 err_null = puntero nulo
 

res/lang/fr.ini

@@ -19,6 +19,7 @@ err_envlist = échec de lecture de la liste d'environnement
 err_get_active_tty = échec de lecture du terminal actif
 err_hibernate = échec de l'exécution de la commande de veille prolongée
 err_hostname = échec de lecture du nom d'hôte
+err_inactivity = échec de l'exécution de la commande d'inactivité
 err_lock_state = échec de lecture de l'état de verrouillage
 err_log = échec de l'ouverture du fichier de journal
 err_mlock = échec du verrouillage mémoire

res/lang/it.ini

@@ -21,6 +21,7 @@ err_domain = dominio non valido
 err_hostname = impossibile ottenere hostname
 
 
+
 err_mlock = impossibile ottenere lock per la password in memoria
 err_null = puntatore nullo
 

res/lang/ja_JP.ini

@@ -21,6 +21,7 @@ err_envlist = 環境変数リストの取得に失敗しました
 err_hostname = ホスト名の取得に失敗しました
 
 
+
 err_mlock = パスワードメモリのロックに失敗しました
 err_null = ヌルポインタ
 err_numlock = NumLockの設定に失敗しました

res/lang/lv.ini

@@ -19,6 +19,7 @@ err_envlist = neizdevās iegūt vides mainīgo sarakstu
 err_get_active_tty = neizdevās iegūt aktīvo tty
 
 err_hostname = neizdevās iegūt hostname
+
 err_lock_state = neizdevās iegūt bloķēšanas stāvokli
 err_log = neizdevās atvērt žurnāla failu
 err_mlock = neizdevās bloķēt paroles atmiņu

res/lang/pl.ini

@@ -19,6 +19,7 @@ err_envlist = nie udało się pobrać listy zmiennych środowiskowych
 err_get_active_tty = nie udało się uzyskać aktywnego tty
 
 err_hostname = nie udało się uzyskać nazwy hosta
+
 err_lock_state = nie udało się uzyskać stanu blokady
 err_log = nie udało się otworzyć pliku logu
 err_mlock = nie udało się zablokować pamięci haseł

res/lang/pt.ini

@@ -21,6 +21,7 @@ err_domain = domínio inválido
 err_hostname = erro ao obter o nome do host
 
 
+
 err_mlock = erro de bloqueio de memória
 err_null = ponteiro nulo
 

res/lang/pt_BR.ini

@@ -21,6 +21,7 @@ err_domain = domínio inválido
 err_hostname = não foi possível obter o nome do host
 
 
+
 err_mlock = bloqueio da memória de senha malsucedido
 err_null = ponteiro nulo
 

res/lang/ro.ini

@@ -23,6 +23,7 @@ capslock = capslock
 
 
 
+
 
 
 err_pam_abort = tranzacţie pam anulată

res/lang/ru.ini

@@ -19,6 +19,7 @@ err_envlist = не удалось получить список переменн
 err_get_active_tty = не удалось получить активный tty
 
 err_hostname = не удалось получить имя хоста
+
 err_lock_state = не удалось получить состояние lock
 err_log = не удалось открыть файл log
 err_mlock = сбой блокировки памяти

res/lang/sr.ini

@@ -21,6 +21,7 @@ err_domain = nevazeci domen
 err_hostname = neuspijesno trazenje hostname-a
 
 
+
 err_mlock = neuspijesno zakljucavanje memorije lozinke
 err_null = null pokazivac
 

res/lang/sv.ini

@@ -21,6 +21,7 @@ err_domain = okänd domän
 err_hostname = misslyckades att hämta värdnamn
 
 
+
 err_mlock = misslyckades att låsa lösenordsminne
 err_null = nullpekare
 

res/lang/tr.ini

@@ -21,6 +21,7 @@ err_domain = gecersiz etki alani
 err_hostname = ana bilgisayar adi alinamadi
 
 
+
 err_mlock = parola bellegi kilitlenemedi
 err_null = bos isaretci hatasi
 

res/lang/uk.ini

@@ -21,6 +21,7 @@ err_domain = недійсний домен
 err_hostname = не вдалося отримати ім'я хосту
 
 
+
 err_mlock = збій блокування пам'яті
 err_null = нульовий вказівник
 

res/lang/zh_CN.ini

@@ -21,6 +21,7 @@ err_domain = 无效的域
 err_hostname = 获取主机名失败
 
 
+
 err_mlock = 锁定密码存储器失败
 err_null = 空指针
 

src/config/Config.zig

@@ -57,6 +57,8 @@ hide_borders: bool = false,
 hide_key_hints: bool = false,
 hide_keyboard_locks: bool = false,
 hide_version_string: bool = false,
+inactivity_cmd: ?[]const u8 = null,
+inactivity_delay: u16 = 0,
 initial_info_text: ?[]const u8 = null,
 input_len: u8 = 34,
 lang: []const u8 = "en",

src/config/Lang.zig

@@ -24,6 +24,7 @@ err_envlist: []const u8 = "failed to get envlist",
 err_get_active_tty: []const u8 = "failed to get active tty",
 err_hibernate: []const u8 = "failed to execute hibernate command",
 err_hostname: []const u8 = "failed to get hostname",
+err_inactivity: []const u8 = "failed to execute inactivity command",
 err_lock_state: []const u8 = "failed to get lock state",
 err_log: []const u8 = "failed to open log file",
 err_mlock: []const u8 = "failed to lock password memory",

src/main.zig

@@ -98,7 +98,7 @@ pub fn main() !void {
     defer _ = gpa.deinit();
 
     // Allows stopping an animation after some time
-    const time_start = try interop.getTimeOfDay();
+    const animation_time_start = try interop.getTimeOfDay();
     var animation_timed_out: bool = false;
 
     const allocator = gpa.allocator();
@@ -284,12 +284,12 @@ pub fn main() !void {
     commands_allocated = true;
 
     if (config.start_cmd) |start_cmd| {
-        var sleep = std.process.Child.init(&[_][]const u8{ "/bin/sh", "-c", start_cmd }, allocator);
-        sleep.stdout_behavior = .Ignore;
-        sleep.stderr_behavior = .Ignore;
+        var start = std.process.Child.init(&[_][]const u8{ "/bin/sh", "-c", start_cmd }, allocator);
+        start.stdout_behavior = .Ignore;
+        start.stderr_behavior = .Ignore;
 
         handle_start_cmd: {
-            const process_result = sleep.spawnAndWait() catch {
+            const process_result = start.spawnAndWait() catch {
                 break :handle_start_cmd;
             };
             start_cmd_exit_code = process_result.Exited;
@@ -594,6 +594,8 @@ pub fn main() !void {
     var update = true;
     var resolution_changed = false;
     var auth_fails: u64 = 0;
+    var inactivity_time_start = try interop.getTimeOfDay();
+    var inactivity_cmd_ran = false;
 
     // Switch to selected TTY
     const active_tty = interop.getActiveTty(allocator) catch |err| no_tty_found: {
@@ -858,7 +860,7 @@ pub fn main() !void {
             // Check how long we've been running so we can turn off the animation
             const time = try interop.getTimeOfDay();
 
-            if (config.animation_timeout_sec > 0 and time.seconds - time_start.seconds > config.animation_timeout_sec) {
+            if (config.animation_timeout_sec > 0 and time.seconds - animation_time_start.seconds > config.animation_timeout_sec) {
                 animation_timed_out = true;
                 animation.deinit();
             }
@@ -872,6 +874,28 @@ pub fn main() !void {
             timeout = @intCast(1000 - @divTrunc(time.microseconds, 1000) + 1);
         }
 
+        if (config.inactivity_cmd) |inactivity_cmd| {
+            const time = try interop.getTimeOfDay();
+
+            if (!inactivity_cmd_ran and time.seconds - inactivity_time_start.seconds > config.inactivity_delay) {
+                var inactivity = std.process.Child.init(&[_][]const u8{ "/bin/sh", "-c", inactivity_cmd }, allocator);
+                inactivity.stdout_behavior = .Ignore;
+                inactivity.stderr_behavior = .Ignore;
+
+                handle_inactivity_cmd: {
+                    const process_result = inactivity.spawnAndWait() catch {
+                        break :handle_inactivity_cmd;
+                    };
+                    if (process_result.Exited != 0) {
+                        try info_line.addMessage(lang.err_inactivity, config.error_bg, config.error_fg);
+                        try log_writer.print("failed to execute inactivity command: exit code {d}\n", .{process_result.Exited});
+                    }
+                }
+
+                inactivity_cmd_ran = true;
+            }
+        }
+
         // Skip event polling if autologin is set, use simulated Enter key press instead
         if (is_autologin) {
             event = termbox.tb_event{
@@ -892,6 +916,9 @@ pub fn main() !void {
             if (event_error < 0 or event.type != termbox.TB_EVENT_KEY) continue;
         }
 
+        // Input of some kind was detected, so reset the inactivity timer
+        inactivity_time_start = try interop.getTimeOfDay();
+
         switch (event.key) {
             termbox.TB_KEY_ESC => {
                 if (config.vi_mode and insert_mode) {