Commit inicial con archivos existentes

admin/activity.php

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+<?php
+require_once __DIR__ . '/../includes/session_check.php';
+require_once __DIR__ . '/../includes/db.php';
+
+// Only admins can access this page
+if (!isset($_SESSION['role']) || $_SESSION['role'] !== 'admin') {
+    header("Location: ../index.php");
+    exit;
+}
+
+$page = isset($_GET['page']) ? (int)$_GET['page'] : 1;
+$limit = 25;
+$offset = ($page - 1) * $limit;
+
+// Get total number of records
+$total_stmt = $pdo->query("SELECT COUNT(*) FROM activity_log");
+$total_records = $total_stmt->fetchColumn();
+$total_pages = ceil($total_records / $limit);
+
+// Fetch activity logs
+$stmt = $pdo->prepare("SELECT * FROM activity_log ORDER BY timestamp DESC LIMIT :limit OFFSET :offset");
+$stmt->bindParam(':limit', $limit, PDO::PARAM_INT);
+$stmt->bindParam(':offset', $offset, PDO::PARAM_INT);
+$stmt->execute();
+$logs = $stmt->fetchAll(PDO::FETCH_ASSOC);
+
+require_once __DIR__ . '/../templates/header.php';
+?>
+
+<div class="container-fluid">
+    <h1 class="mt-4">Registro de Actividad</h1>
+
+    <div class="card mb-4">
+        <div class="card-body">
+            <table class="table table-striped table-bordered">
+                <thead class="thead-dark">
+                    <tr>
+                        <th>Usuario</th>
+                        <th>Acción</th>
+                        <th>Detalles</th>
+                        <th>Fecha y Hora</th>
+                    </tr>
+                </thead>
+                <tbody>
+                    <?php if (empty($logs)): ?>
+                        <tr>
+                            <td colspan="4" class="text-center">No hay registros de actividad.</td>
+                        </tr>
+                    <?php else: ?>
+                        <?php foreach ($logs as $log): ?>
+                            <tr>
+                                <td><?php echo htmlspecialchars($log['username'] ?? 'N/A'); ?></td>
+                                <td><?php echo htmlspecialchars($log['action']); ?></td>
+                                <td><?php echo htmlspecialchars($log['details'] ?? 'N/A'); ?></td>
+                                <td><?php echo htmlspecialchars(date('d/m/Y H:i:s', strtotime($log['timestamp']))); ?></td>
+                            </tr>
+                        <?php endforeach; ?>
+                    <?php endif; ?>
+                </tbody>
+            </table>
+        </div>
+    </div>
+
+    <!-- Pagination -->
+    <nav aria-label="Page navigation">
+        <ul class="pagination justify-content-center">
+            <?php if ($page > 1): ?>
+                <li class="page-item"><a class="page-link" href="?page=<?php echo $page - 1; ?>">Anterior</a></li>
+            <?php endif; ?>
+
+            <?php for ($i = 1; $i <= $total_pages; $i++): ?>
+                <li class="page-item <?php echo ($i == $page) ? 'active' : ''; ?>">
+                    <a class="page-link" href="?page=<?php echo $i; ?>"><?php echo $i; ?></a>
+                </li>
+            <?php endfor; ?>
+
+            <?php if ($page < $total_pages): ?>
+                <li class="page-item"><a class="page-link" href="?page=<?php echo $page + 1; ?>">Siguiente</a></li>
+            <?php endif; ?>
+        </ul>
+    </nav>
+</div>
+
+<?php require_once __DIR__ . '/../templates/footer.php'; ?>