v2.5.0: add QR import and backup scheduling

lib/backup.sh

@@ -27,6 +27,9 @@ create_backup() {
     if [ -f "$GOTELEGRAM_DIR/disabled_users.json" ]; then
         cp "$GOTELEGRAM_DIR/disabled_users.json" "$tmp_dir/disabled_users.json" 2>/dev/null
     fi
+    if [ -f "$GOTELEGRAM_DIR/backup_schedule.json" ]; then
+        cp "$GOTELEGRAM_DIR/backup_schedule.json" "$tmp_dir/backup_schedule.json" 2>/dev/null
+    fi
 
     # Language marker (i18n)
     if [ -f "$GOTELEGRAM_DIR/.language" ]; then
@@ -106,7 +109,7 @@ create_backup() {
 
     cat > "$tmp_dir/metadata.json" << EOMETA
 {
-    "backup_version": "1.5",
+    "backup_version": "1.6",
     "gotelegram_version": "$GOTELEGRAM_VERSION",
     "created_at": "$(date -Iseconds)",
     "hostname": "$(hostname)",
@@ -173,6 +176,7 @@ EOMETA
 restore_backup() {
     local backup_file="$1"
     local password="$2"
+    local assume_yes="$3"
 
     if [ ! -f "$backup_file" ]; then
         if type tf &>/dev/null; then
@@ -218,6 +222,18 @@ restore_backup() {
     backup_dir=$(find "$tmp_dir" -maxdepth 1 -type d -name "gotelegram_backup_*" | head -1)
     [ -z "$backup_dir" ] && backup_dir="$tmp_dir"
 
+    # Legacy bot backups before v2.5.0 stored absolute paths directly in tar:
+    # opt/gotelegram/config.json and etc/telemt/config.toml.
+    if [ ! -f "$backup_dir/config.toml" ] && [ -f "$tmp_dir/etc/telemt/config.toml" ]; then
+        cp "$tmp_dir/etc/telemt/config.toml" "$backup_dir/config.toml" 2>/dev/null || true
+    fi
+    if [ ! -f "$backup_dir/gotelegram.json" ] && [ -f "$tmp_dir/opt/gotelegram/config.json" ]; then
+        cp "$tmp_dir/opt/gotelegram/config.json" "$backup_dir/gotelegram.json" 2>/dev/null || true
+    fi
+    if [ ! -f "$backup_dir/disabled_users.json" ] && [ -f "$tmp_dir/opt/gotelegram/disabled_users.json" ]; then
+        cp "$tmp_dir/opt/gotelegram/disabled_users.json" "$backup_dir/disabled_users.json" 2>/dev/null || true
+    fi
+
     # Проверяем метаданные
     if [ -f "$backup_dir/metadata.json" ]; then
         local bk_version bk_mode bk_ip bk_lang bk_date
@@ -233,7 +249,7 @@ restore_backup() {
         echo ""
     fi
 
-    if ! confirm "$(_t_or backup_confirm_restore 'Восстановить конфигурацию? Текущие настройки будут перезаписаны.')"; then
+    if [ "$assume_yes" != "yes" ] && ! confirm "$(_t_or backup_confirm_restore 'Восстановить конфигурацию? Текущие настройки будут перезаписаны.')"; then
         rm -rf "$tmp_dir"
         return 0
     fi
@@ -261,6 +277,18 @@ restore_backup() {
         cp "$backup_dir/disabled_users.json" "$GOTELEGRAM_DIR/disabled_users.json"
         chmod 600 "$GOTELEGRAM_DIR/disabled_users.json" 2>/dev/null || true
     fi
+    if [ -f "$backup_dir/backup_schedule.json" ]; then
+        mkdir -p "$GOTELEGRAM_DIR"
+        cp "$backup_dir/backup_schedule.json" "$GOTELEGRAM_DIR/backup_schedule.json" 2>/dev/null
+        chmod 600 "$GOTELEGRAM_DIR/backup_schedule.json" 2>/dev/null || true
+        if command -v jq >/dev/null 2>&1; then
+            local restored_schedule
+            restored_schedule=$(jq -r '.frequency // "off"' "$GOTELEGRAM_DIR/backup_schedule.json" 2>/dev/null || echo "off")
+            case "$restored_schedule" in
+                off|daily|weekly|monthly) set_backup_schedule "$restored_schedule" >/dev/null 2>&1 || true ;;
+            esac
+        fi
+    fi
 
     # Восстанавливаем language marker (i18n)
     if [ -f "$backup_dir/.language" ]; then
@@ -374,7 +402,7 @@ list_backups() {
     echo -e "  ${DIM}$(printf '─%.0s' {1..60})${NC}"
 
     local i=1
-    for f in "$BACKUP_DIR"/gotelegram_backup_*.tar.gz*; do
+    for f in "$BACKUP_DIR"/*.tar.gz*; do
         [ -f "$f" ] || continue
         [[ "$f" == *.sha256 ]] && continue
         local size date_str name
@@ -393,11 +421,11 @@ list_backups() {
 cleanup_old_backups() {
     local keep="${1:-5}"
     local count
-    count=$(find "$BACKUP_DIR" -name "gotelegram_backup_*.tar.gz*" ! -name "*.sha256" 2>/dev/null | wc -l)
+    count=$(find "$BACKUP_DIR" -name "*.tar.gz*" ! -name "*.sha256" 2>/dev/null | wc -l)
 
     if [ "$count" -gt "$keep" ]; then
         local to_delete=$((count - keep))
-        find "$BACKUP_DIR" -name "gotelegram_backup_*.tar.gz*" ! -name "*.sha256" 2>/dev/null | sort | head -n "$to_delete" | while read -r f; do
+        find "$BACKUP_DIR" -name "*.tar.gz*" ! -name "*.sha256" 2>/dev/null | sort | head -n "$to_delete" | while read -r f; do
             rm -f "$f" "${f}.sha256"
         done
         if type tf &>/dev/null; then
@@ -408,6 +436,84 @@ cleanup_old_backups() {
     fi
 }
 
+# ── Расписание бекапов ───────────────────────────────────────────────────────
+backup_schedule_calendar() {
+    case "${1:-off}" in
+        off) echo "" ;;
+        daily) echo "*-*-* 03:20:00" ;;
+        weekly) echo "Sun 03:20:00" ;;
+        monthly) echo "*-*-01 03:20:00" ;;
+        *) return 1 ;;
+    esac
+}
+
+set_backup_schedule() {
+    local frequency="${1:-off}"
+    local calendar
+    if ! calendar=$(backup_schedule_calendar "$frequency"); then
+        log_error "Unsupported backup schedule: $frequency"
+        return 1
+    fi
+
+    mkdir -p "$GOTELEGRAM_DIR" "$BACKUP_DIR"
+
+    if [ "$frequency" = "off" ]; then
+        systemctl disable --now gotelegram-backup.timer >/dev/null 2>&1 || true
+        rm -f /etc/systemd/system/gotelegram-backup.timer /etc/systemd/system/gotelegram-backup.service
+        systemctl daemon-reload >/dev/null 2>&1 || true
+    else
+        cat > /etc/systemd/system/gotelegram-backup.service << 'EOSVC'
+[Unit]
+Description=goTelegram Pro backup
+Wants=network-online.target
+After=network-online.target
+
+[Service]
+Type=oneshot
+Environment=GOTELEGRAM_BACKUP_KEEP=30
+ExecStart=/bin/bash -lc 'source /opt/gotelegram/lib/common.sh; source /opt/gotelegram/lib/i18n.sh; source /opt/gotelegram/lib/telemt.sh; source /opt/gotelegram/lib/website.sh; source /opt/gotelegram/lib/backup.sh; load_language "$(detect_language 2>/dev/null || echo en)"; create_backup ""; cleanup_old_backups "${GOTELEGRAM_BACKUP_KEEP:-30}"'
+EOSVC
+
+        cat > /etc/systemd/system/gotelegram-backup.timer << EOTIMER
+[Unit]
+Description=goTelegram Pro scheduled backup
+
+[Timer]
+OnCalendar=$calendar
+Persistent=true
+RandomizedDelaySec=15m
+Unit=gotelegram-backup.service
+
+[Install]
+WantedBy=timers.target
+EOTIMER
+        systemctl daemon-reload >/dev/null 2>&1 || return 1
+        systemctl enable --now gotelegram-backup.timer >/dev/null 2>&1 || return 1
+    fi
+
+    cat > "$GOTELEGRAM_DIR/backup_schedule.json" << EOSCHEDULE
+{
+    "frequency": "$frequency",
+    "calendar": "$calendar",
+    "keep": 30,
+    "updated_at": "$(date -Iseconds)"
+}
+EOSCHEDULE
+    chmod 600 "$GOTELEGRAM_DIR/backup_schedule.json" 2>/dev/null || true
+    log_success "Backup schedule: $frequency"
+    echo "$frequency"
+}
+
+backup_schedule_status() {
+    local frequency="off" calendar=""
+    if [ -f "$GOTELEGRAM_DIR/backup_schedule.json" ] && command -v jq >/dev/null 2>&1; then
+        frequency=$(jq -r '.frequency // "off"' "$GOTELEGRAM_DIR/backup_schedule.json" 2>/dev/null || echo "off")
+        calendar=$(jq -r '.calendar // ""' "$GOTELEGRAM_DIR/backup_schedule.json" 2>/dev/null || echo "")
+    fi
+    echo "frequency=$frequency calendar=$calendar"
+    systemctl list-timers gotelegram-backup.timer --no-pager 2>/dev/null || true
+}
+
 # ── Интерактивный бекап ──────────────────────────────────────────────────────
 interactive_backup() {
     echo ""
@@ -447,7 +553,7 @@ interactive_restore() {
     local backup_file=""
     if [[ "$choice" =~ ^[0-9]+$ ]]; then
         local i=1
-        for f in "$BACKUP_DIR"/gotelegram_backup_*.tar.gz*; do
+        for f in "$BACKUP_DIR"/*.tar.gz*; do
             [ -f "$f" ] || continue
             [[ "$f" == *.sha256 ]] && continue
             if [ "$i" -eq "$choice" ]; then