first commit

2026-04-11 18:57:00 +02:00
commit 58bcc8f0f3
29 changed files with 3290 additions and 0 deletions
@@ -0,0 +1,103 @@
+<?php
+
+declare(strict_types=1);
+
+final class UserRepository
+{
+    private string $path;
+
+    public function __construct()
+    {
+        $this->path = storage_path('system/users.json');
+    }
+
+    public function hasAnyUsers(): bool
+    {
+        return count($this->all()) > 0;
+    }
+
+    public function all(): array
+    {
+        $data = decode_json_file($this->path, ['users' => []]);
+
+        return array_values(array_filter($data['users'] ?? [], 'is_array'));
+    }
+
+    public function find(string $username): ?array
+    {
+        $needle = normalize_username($username);
+
+        foreach ($this->all() as $user) {
+            if (($user['username'] ?? '') === $needle) {
+                return $user;
+            }
+        }
+
+        return null;
+    }
+
+    public function verify(string $username, string $password): ?array
+    {
+        $user = $this->find($username);
+
+        if ($user === null) {
+            return null;
+        }
+
+        if (!password_verify($password, (string) ($user['password_hash'] ?? ''))) {
+            return null;
+        }
+
+        return $user;
+    }
+
+    public function create(string $username, string $password, bool $isAdmin = false): array
+    {
+        $normalized = normalize_username($username);
+
+        if ($normalized === '' || $this->find($normalized) !== null) {
+            throw new RuntimeException('Benutzername existiert bereits oder ist ungueltig.');
+        }
+
+        $users = $this->all();
+        $users[] = [
+            'username' => $normalized,
+            'password_hash' => password_hash($password, PASSWORD_DEFAULT),
+            'is_admin' => $isAdmin,
+            'created_at' => date(DATE_ATOM),
+        ];
+
+        $this->write(['users' => $users]);
+
+        return $this->find($normalized) ?? [];
+    }
+
+    public function changePassword(string $username, string $password): void
+    {
+        $normalized = normalize_username($username);
+        $users = $this->all();
+
+        foreach ($users as &$user) {
+            if (($user['username'] ?? '') === $normalized) {
+                $user['password_hash'] = password_hash($password, PASSWORD_DEFAULT);
+                $user['updated_at'] = date(DATE_ATOM);
+            }
+        }
+        unset($user);
+
+        $this->write(['users' => $users]);
+    }
+
+    private function write(array $payload): void
+    {
+        if (!is_dir(dirname($this->path))) {
+            mkdir(dirname($this->path), 0775, true);
+        }
+
+        file_put_contents(
+            $this->path,
+            json_encode($payload, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES)
+        );
+    }
+}
+