234 lines
11 KiB
PHP
Executable File
234 lines
11 KiB
PHP
Executable File
<?php
|
|
include('inc/check_login.php');
|
|
require_once('inc/db.php');
|
|
|
|
$is_admin = ($_SESSION['role'] === 'admin');
|
|
|
|
$message = '';
|
|
$message_type = '';
|
|
$edit_mode = false;
|
|
$edit_user = null;
|
|
|
|
// --- Nur Admins: Löschen ---
|
|
if ($is_admin && isset($_GET['action']) && $_GET['action'] == 'delete' && isset($_GET['id'])) {
|
|
$id = (int)$_GET['id'];
|
|
if ($id == $_SESSION['user_id']) {
|
|
$message = "Sie können Ihren eigenen Account nicht löschen.";
|
|
$message_type = 'danger';
|
|
} else {
|
|
$stmt = mysqli_prepare($conn, "DELETE FROM users WHERE id = ?");
|
|
mysqli_stmt_bind_param($stmt, "i", $id);
|
|
if (mysqli_stmt_execute($stmt)) {
|
|
$message = "Benutzer erfolgreich gelöscht!";
|
|
$message_type = 'success';
|
|
} else {
|
|
$message = "Fehler beim Löschen des Benutzers.";
|
|
$message_type = 'danger';
|
|
}
|
|
mysqli_stmt_close($stmt);
|
|
}
|
|
header("Location: users.php");
|
|
exit();
|
|
}
|
|
|
|
// --- Nur Admins: Bearbeiten ---
|
|
if ($is_admin && isset($_GET['action']) && $_GET['action'] == 'edit' && isset($_GET['id'])) {
|
|
$id = (int)$_GET['id'];
|
|
$stmt = mysqli_prepare($conn, "SELECT id, username, email, role FROM users WHERE id = ?");
|
|
mysqli_stmt_bind_param($stmt, "i", $id);
|
|
mysqli_stmt_execute($stmt);
|
|
$result = mysqli_stmt_get_result($stmt);
|
|
$edit_user = mysqli_fetch_assoc($result);
|
|
mysqli_stmt_close($stmt);
|
|
$edit_mode = true;
|
|
|
|
if (!$edit_user) {
|
|
$message = "Benutzer nicht gefunden.";
|
|
$message_type = 'warning';
|
|
}
|
|
}
|
|
|
|
// --- Nur Admins: Speichern ---
|
|
if ($is_admin && $_SERVER["REQUEST_METHOD"] == "POST") {
|
|
$username = trim($_POST['username'] ?? '');
|
|
$password = $_POST['password'] ?? '';
|
|
$email_raw = trim($_POST['email'] ?? '');
|
|
$role = ($_POST['role'] ?? 'member') === 'admin' ? 'admin' : 'member';
|
|
$id = !empty($_POST['id']) ? (int)$_POST['id'] : null;
|
|
|
|
$email = !empty($email_raw) ? $email_raw : null;
|
|
|
|
if (empty($username)) {
|
|
$message = "Benutzername ist erforderlich.";
|
|
$message_type = 'danger';
|
|
} else {
|
|
if ($id) {
|
|
if (!empty($password)) {
|
|
$password_hashed = password_hash($password, PASSWORD_DEFAULT);
|
|
$stmt = mysqli_prepare($conn, "UPDATE users SET username = ?, password = ?, email = ?, role = ? WHERE id = ?");
|
|
mysqli_stmt_bind_param($stmt, "ssssi", $username, $password_hashed, $email, $role, $id);
|
|
} else {
|
|
$stmt = mysqli_prepare($conn, "UPDATE users SET username = ?, email = ?, role = ? WHERE id = ?");
|
|
mysqli_stmt_bind_param($stmt, "sssi", $username, $email, $role, $id);
|
|
}
|
|
} else {
|
|
if (empty($password)) {
|
|
$message = "Passwort ist beim Erstellen erforderlich.";
|
|
$message_type = 'danger';
|
|
} else {
|
|
$password_hashed = password_hash($password, PASSWORD_DEFAULT);
|
|
$stmt = mysqli_prepare($conn, "INSERT INTO users (username, password, email, role) VALUES (?, ?, ?, ?)");
|
|
mysqli_stmt_bind_param($stmt, "ssss", $username, $password_hashed, $email, $role);
|
|
}
|
|
}
|
|
|
|
if (!isset($message)) {
|
|
if (isset($stmt) && mysqli_stmt_execute($stmt)) {
|
|
$message = $id ? "Benutzer aktualisiert!" : "Neuer Benutzer hinzugefügt!";
|
|
$message_type = 'success';
|
|
} else {
|
|
$message = "Fehler beim Speichern.";
|
|
$message_type = 'danger';
|
|
}
|
|
if (isset($stmt)) mysqli_stmt_close($stmt);
|
|
header("Location: users.php");
|
|
exit();
|
|
}
|
|
}
|
|
}
|
|
|
|
// --- Mitgliederliste für alle ---
|
|
$users = [];
|
|
$result = mysqli_query($conn, "SELECT id, username, role FROM users ORDER BY id ASC");
|
|
while ($row = mysqli_fetch_assoc($result)) {
|
|
$users[] = $row;
|
|
}
|
|
|
|
require_once 'inc/header.php';
|
|
?>
|
|
|
|
<div class="container mt-5">
|
|
|
|
<?php if ($message): ?>
|
|
<div class="alert alert-<?= htmlspecialchars($message_type) ?> alert-dismissible fade show" role="alert">
|
|
<?= htmlspecialchars($message) ?>
|
|
<button type="button" class="btn-close" data-bs-dismiss="alert"></button>
|
|
</div>
|
|
<?php endif; ?>
|
|
|
|
<div class="d-flex justify-content-between align-items-center mb-4">
|
|
<h2 class="mb-0">Benutzerübersicht</h2>
|
|
</div>
|
|
|
|
<?php if ($is_admin): ?>
|
|
<div class="collapse <?= $edit_mode ? 'show' : '' ?>" id="userFormCollapse">
|
|
<div class="card shadow mb-4">
|
|
<div class="card-header bg-primary-subtle text-secondary">
|
|
<h4 class="mb-0"><?= $edit_mode ? 'Benutzer bearbeiten' : 'Neuen Benutzer hinzufügen'; ?></h4>
|
|
</div>
|
|
<div class="card-body">
|
|
<form action="users.php" method="post">
|
|
<?php if ($edit_mode): ?>
|
|
<input type="hidden" name="id" value="<?= htmlspecialchars($edit_user['id']); ?>">
|
|
<?php endif; ?>
|
|
<div class="row g-3">
|
|
<div class="col-md-3">
|
|
<label class="form-label">Benutzername</label>
|
|
<input type="text" class="form-control" name="username" value="<?= htmlspecialchars($edit_user['username'] ?? ''); ?>" required>
|
|
</div>
|
|
<div class="col-md-3">
|
|
<label class="form-label">E-Mail (optional)</label>
|
|
<input type="email" class="form-control" name="email" value="<?= htmlspecialchars($edit_user['email'] ?? ''); ?>">
|
|
</div>
|
|
<div class="col-md-3">
|
|
<label class="form-label">Passwort</label>
|
|
<input type="password" class="form-control" name="password" placeholder="<?= $edit_mode ? 'Leer lassen = unverändert' : 'Erforderlich' ?>">
|
|
<?php if ($edit_mode): ?>
|
|
<div class="form-text">Leer lassen, um Passwort nicht zu ändern.</div>
|
|
<?php endif; ?>
|
|
</div>
|
|
<div class="col-md-3">
|
|
<label class="form-label">Rolle</label>
|
|
<select class="form-select" name="role">
|
|
<option value="member" <?= (($edit_user['role'] ?? 'member') === 'member') ? 'selected' : ''; ?>>Mitglied</option>
|
|
<option value="admin" <?= (($edit_user['role'] ?? 'member') === 'admin') ? 'selected' : ''; ?>>Admin</option>
|
|
</select>
|
|
</div>
|
|
<div class="col-12 d-flex justify-content-start">
|
|
<button type="submit" class="btn btn-sm btn-outline-<?= $edit_mode ? 'success' : 'primary'; ?> me-2">
|
|
<?= $edit_mode ? 'Speichern' : 'Hinzufügen'; ?>
|
|
</button>
|
|
<a href="users.php" class="btn btn-sm btn-outline-secondary">Abbrechen</a>
|
|
</div>
|
|
</div>
|
|
</form>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<?php endif; ?>
|
|
|
|
<div class="card shadow">
|
|
<div class="card-header bg-secondary bg-opacity-50 text-secondary d-flex justify-content-between align-items-center">
|
|
<h4 class="mb-0">Mitglieder</h4>
|
|
<?php if ($is_admin): ?>
|
|
<a class="btn btn-sm d-flex align-items-center justify-content-center" data-bs-toggle="collapse" href="#userFormCollapse" role="button" aria-expanded="false" aria-controls="userFormCollapse">Add
|
|
<span class="material-symbols-outlined">add</span>
|
|
</a>
|
|
<?php endif; ?>
|
|
</div>
|
|
<div class="card-body">
|
|
<div class="table-responsive">
|
|
<table class="table table-striped table-hover">
|
|
<thead>
|
|
<tr>
|
|
<th>ID</th>
|
|
<th>Benutzername</th>
|
|
<th>Rolle</th>
|
|
<?php if ($is_admin): ?>
|
|
<th>Aktionen</th>
|
|
<?php endif; ?>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<?php foreach ($users as $user): ?>
|
|
<tr>
|
|
<td><?= htmlspecialchars($user['id']) ?></td>
|
|
<td><?= htmlspecialchars($user['username']) ?></td>
|
|
<td>
|
|
<span class="badge rounded-pill bg-<?= $user['role'] === 'admin' ? 'info' : 'secondary' ?>">
|
|
<?= htmlspecialchars($user['role']) ?>
|
|
</span>
|
|
</td>
|
|
<?php if ($is_admin): ?>
|
|
<td class="text-end align-middle">
|
|
<div class="dropdown">
|
|
<a href="#" class="text-secondary" role="button" data-bs-toggle="dropdown" aria-expanded="false">
|
|
<span class="material-icons">more_vert</span>
|
|
</a>
|
|
<ul class="dropdown-menu dropdown-menu-end">
|
|
<li>
|
|
<a class="dropdown-item d-flex align-items-center" href="users.php?action=edit&id=<?= htmlspecialchars($user['id']) ?>">
|
|
<span class="material-icons me-2">mode_edit_outline</span> Bearbeiten
|
|
</a>
|
|
</li>
|
|
<?php if ($user['id'] != $_SESSION['user_id']): ?>
|
|
<li>
|
|
<a class="dropdown-item d-flex align-items-center text-danger" href="users.php?action=delete&id=<?= htmlspecialchars($user['id']) ?>" onclick="return confirm('Wirklich löschen?')">
|
|
<span class="material-icons me-2">delete_outline</span> Löschen
|
|
</a>
|
|
</li>
|
|
<?php endif; ?>
|
|
</ul>
|
|
</div>
|
|
</td>
|
|
<?php endif; ?>
|
|
</tr>
|
|
<?php endforeach; ?>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
<?php include('inc/footer.php'); ?>
|