QuarantinePage.cpp

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/*
 * BastionGuard™
 * Copyright (C) 2025–2026 Calogero Scarnà
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, version 3.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * BastionGuard™ is a trademark of Calogero Scarnà.
 * The BastionGuard™ name and branding are not licensed under the GPL.
 */
 
#include "Resource.hpp"
#include "QuarantinePage.hpp"
#include "Quarantine.hpp"
#include <gtkmm.h>
#include <giomm.h>
#include <filesystem>
#include <iostream>
#include <glib/gi18n.h>
 
namespace fs = std::filesystem;
 
QuarantinePage::QuarantinePage()
: Gtk::Box(Gtk::Orientation::VERTICAL, 8),
  emptyLabel(_("Nessun file in quarantena"))
{
    set_margin(12);
 
    emptyLabel.set_halign(Gtk::Align::CENTER);
    emptyLabel.set_valign(Gtk::Align::CENTER);
 
    append(listBox);
    append(emptyLabel);
 
 
    updateMonitor();
    refreshList();
 
 
Glib::signal_timeout().connect(
    sigc::mem_fun(*this, &QuarantinePage::refreshList), 10000);
 
}
 
void QuarantinePage::updateMonitor() {
 
    monitor.reset();
 
 
    const std::string qpath = Quarantine::getQuarantinePath();
    try {
        if (!fs::exists(qpath)) {
            fs::create_directories(qpath);
        }
    } catch (const std::exception& e) {
        std::cerr << _("❌ Errore creazione cartella quarantena: ") << e.what() << std::endl;
    }
 
    try {
        auto gfile = Gio::File::create_for_path(qpath);
        monitor = gfile->monitor_directory();
        if (monitor) {
            monitor->signal_changed().connect(
                sigc::mem_fun(*this, &QuarantinePage::onDirChanged));
        }
    } catch (const Glib::Error& ex) {
        std::cerr << _("⚠ Errore attivazione monitor quarantena: ")
                  << ex.what() << std::endl;
    }
}
 
bool QuarantinePage::refreshList() {
 
    auto children = listBox.get_children();
    for (auto* w : children) {
        listBox.remove(*w);
    }
 
    const std::string quarantineDir = Quarantine::getQuarantinePath();
    if (!fs::exists(quarantineDir)) {
        emptyLabel.show();
        return true;
    }
 
    bool any = false;
    std::error_code ec_q;
    for (const auto& entry : fs::directory_iterator(quarantineDir, ec_q)) {
        if (ec_q) break;
        std::error_code ec_type;
        const fs::file_status status = entry.symlink_status(ec_type);
        if (ec_type || !fs::is_regular_file(status))
            continue;
 
        // Un file .meta è un sidecar solo quando esiste il payload con lo
        // stesso nome senza l'ultima estensione. In questo modo un malware
        // reale chiamato, per esempio, sample.meta resta visibile nella GUI.
        if (entry.path().extension() == ".meta") {
            fs::path payload = entry.path();
            payload.replace_extension();
 
            std::error_code ec_payload;
            const fs::file_status payload_status =
                fs::symlink_status(payload, ec_payload);
 
            if (!ec_payload && fs::is_regular_file(payload_status))
                continue;
        }
 
        any = true;
 
 
        auto rowBox = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::HORIZONTAL, 8);
 
        auto name = entry.path().filename().string();
        auto lbl  = Gtk::make_managed<Gtk::Label>(name);
        lbl->set_hexpand(true);
        lbl->set_halign(Gtk::Align::START);
 
        auto btnRestore = Gtk::make_managed<Gtk::Button>();
        btnRestore->set_label(_("Ripristina"));
 
        auto btnDelete  = Gtk::make_managed<Gtk::Button>();
        btnDelete->set_label(_("Elimina"));
 
        const std::string fullPath = entry.path().string();
 
        btnRestore->signal_clicked().connect([this, fullPath]() {
            if (Quarantine::restore(fullPath)) {
                refreshList();
            }
        });
        btnDelete->signal_clicked().connect([this, fullPath]() {
            if (Quarantine::remove(fullPath)) {
                refreshList();
            }
        });
 
        rowBox->append(*lbl);
        rowBox->append(*btnRestore);
        rowBox->append(*btnDelete);
 
        listBox.append(*rowBox);
    }
 
    if (!any) {
        emptyLabel.show();
    } else {
        emptyLabel.hide();
    }
 
    return true;
}
 
void QuarantinePage::onRestoreFile(const std::string& filepath) {
    if (Quarantine::restore(filepath)) {
        refreshList();
    }
}
 
void QuarantinePage::onDeleteFile(const std::string& filepath) {
    if (Quarantine::remove(filepath)) {
        refreshList();
    }
}
 
void QuarantinePage::onDirChanged(const Glib::RefPtr<Gio::File>&,
                                  const Glib::RefPtr<Gio::File>&,
                                  Gio::FileMonitor::Event)
{
    refreshList();
}