87 lines
2.3 KiB
PHP
87 lines
2.3 KiB
PHP
<?php
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session_start();
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require_once 'db/config.php';
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function register_user($username, $password, $email) {
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try {
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$pdo = db();
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$password_hash = password_hash($password, PASSWORD_DEFAULT);
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// Get the default role ID (e.g., the role with the name 'Admin')
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$stmt = $pdo->prepare("SELECT id FROM roles WHERE name = 'Admin'");
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$stmt->execute();
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$role = $stmt->fetch();
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$default_role_id = $role ? $role['id'] : null;
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$stmt = $pdo->prepare("INSERT INTO users (username, password, role_id, email) VALUES (?, ?, ?, ?)");
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return $stmt->execute([$username, $password_hash, $default_role_id, $email]);
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} catch (PDOException $e) {
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// Handle duplicate username or other db errors
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error_log($e->getMessage());
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return false;
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}
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}
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function login_user($username, $password) {
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$pdo = db();
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$stmt = $pdo->prepare("SELECT * FROM users WHERE username = ?");
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$stmt->execute([$username]);
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$user = $stmt->fetch();
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if ($user && password_verify($password, $user['password'])) {
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$_SESSION['user_id'] = $user['id'];
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$_SESSION['username'] = $user['username'];
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$_SESSION['role_id'] = $user['role_id'];
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$_SESSION['email'] = $user['email'];
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return true;
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}
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return false;
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}
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function is_logged_in() {
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return isset($_SESSION['user_id']);
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}
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function logout_user() {
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session_unset();
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session_destroy();
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}
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function get_user_role_id() {
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return $_SESSION['role_id'] ?? null;
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}
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function hasPermission($permission) {
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if (!is_logged_in()) {
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return false;
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}
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$role_id = get_user_role_id();
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if (!$role_id) {
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return false;
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}
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// Super admin (role_id 1) has all permissions
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if ($role_id == 1) {
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return true;
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}
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$pdo = db();
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// Get the permission ID from the permission name
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$stmt = $pdo->prepare("SELECT id FROM permissions WHERE name = ?");
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$stmt->execute([$permission]);
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$permission_id = $stmt->fetchColumn();
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if (!$permission_id) {
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return false; // Permission not found
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}
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// Check if the role has the permission
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$stmt = $pdo->prepare("SELECT 1 FROM role_permissions WHERE role_id = ? AND permission_id = ?");
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$stmt->execute([$role_id, $permission_id]);
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return $stmt->fetchColumn() !== false;
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}
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?>
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