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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | /** @license For full copyright and license information, please see the LICENSE.md file. */ |
| 6 | |
| 7 | namespace App\Core\Engine\Application\Security; |
| 8 | |
| 9 | defined('AMMONLY_APP') || exit('Direct script access is forbidden.'); |
| 10 | |
| 11 | use App\Core\Engine\Domain\Model\ModuleMetadata; |
| 12 | use App\Core\Engine\Domain\Model\PermissionContext; |
| 13 | use Psr\Http\Message\ServerRequestInterface; |
| 14 | use Yiisoft\Session\SessionInterface; |
| 15 | |
| 16 | /** |
| 17 | * Permission Context Factory. |
| 18 | * |
| 19 | * Creates a PermissionContext value object from the current Yii3 session |
| 20 | * and PSR-7 server request. Reads actor data from SessionInterface or $_SESSION. |
| 21 | * |
| 22 | * @package App\Core\Engine\Application\Security |
| 23 | */ |
| 24 | final readonly class PermissionContextFactory |
| 25 | { |
| 26 | /** |
| 27 | * PermissionContextFactory constructor. |
| 28 | * |
| 29 | * @param SessionInterface|null $session Yii3 session instance. |
| 30 | * @param \PDO|null $pdo Optional database connection for loading memberships. |
| 31 | */ |
| 32 | public function __construct( |
| 33 | private ?SessionInterface $session = null, |
| 34 | private ?\PDO $pdo = null, |
| 35 | ) { |
| 36 | } |
| 37 | |
| 38 | /** |
| 39 | * Creates a PermissionContext from the current session and request. |
| 40 | * |
| 41 | * Reads the authenticated user data stored in the session under 'user' key. |
| 42 | * If no session data exists, returns an anonymous context. |
| 43 | * |
| 44 | * @param ServerRequestInterface $request PSR-7 incoming server request. |
| 45 | * @param ModuleMetadata|null $module Optional module for owner scope detection. |
| 46 | * @return PermissionContext Hydrated permission context for this request. |
| 47 | */ |
| 48 | public function createFromRequest( |
| 49 | ServerRequestInterface $request, |
| 50 | ?ModuleMetadata $module = null |
| 51 | ): PermissionContext { |
| 52 | $serverParams = $request->getServerParams(); |
| 53 | $ipAddress = (string) ($serverParams['REMOTE_ADDR'] ?? '0.0.0.0'); |
| 54 | |
| 55 | $sessionUser = $this->resolveSessionUser($request); |
| 56 | $impersonatorUser = $this->resolveImpersonatorUser($request); |
| 57 | $requestId = $this->resolveRequestId($request); |
| 58 | |
| 59 | if (!is_array($sessionUser) || empty($sessionUser['id'])) { |
| 60 | return PermissionContext::anonymous($ipAddress, $requestId); |
| 61 | } |
| 62 | |
| 63 | $userId = (int)$sessionUser['id']; |
| 64 | $isSuperuser = (bool) ($sessionUser['is_superuser'] ?? false); |
| 65 | |
| 66 | if ($isSuperuser) { |
| 67 | // Superusers rely solely on root privileges without profile restrictions |
| 68 | $structIds = []; |
| 69 | $sessionUser['profile_id'] = null; |
| 70 | } else { |
| 71 | $structIds = $this->resolveProfileIdAndStructures($sessionUser, $userId); |
| 72 | } |
| 73 | $ownerScoped = $module !== null && $module->hasOwnerScope(); |
| 74 | |
| 75 | return PermissionContext::fromSession( |
| 76 | $sessionUser, |
| 77 | $ipAddress, |
| 78 | $ownerScoped, |
| 79 | $requestId, |
| 80 | $structIds, |
| 81 | $impersonatorUser |
| 82 | ); |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * Resolves structure IDs and ensures profile ID is populated for standard users. |
| 87 | * |
| 88 | * @param array<string, mixed> $sessionUser User session array (passed by reference). |
| 89 | * @param int $userId Authenticated user ID. |
| 90 | * @return list<int> Associated structure IDs. |
| 91 | */ |
| 92 | private function resolveProfileIdAndStructures(array &$sessionUser, int $userId): array |
| 93 | { |
| 94 | $structIds = $this->resolveUserStructureIds($sessionUser, $userId); |
| 95 | if ((!isset($sessionUser['profile_id']) || $sessionUser['profile_id'] === null) |
| 96 | && $this->pdo !== null && $userId > 0) { |
| 97 | $profileId = $this->loadUserProfileIdFromDb($userId); |
| 98 | $sessionUser['profile_id'] = $profileId; |
| 99 | $this->persistProfileIdToSession($profileId); |
| 100 | } |
| 101 | |
| 102 | return $structIds; |
| 103 | } |
| 104 | |
| 105 | /** |
| 106 | * Persists refreshed profile ID into session stores. |
| 107 | * |
| 108 | * @param int|null $profileId Loaded profile ID. |
| 109 | */ |
| 110 | private function persistProfileIdToSession(?int $profileId): void |
| 111 | { |
| 112 | if ($this->session !== null && $this->session->has('user')) { |
| 113 | $u = $this->session->get('user'); |
| 114 | if (is_array($u)) { |
| 115 | $u['profile_id'] = $profileId; |
| 116 | $this->session->set('user', $u); |
| 117 | } |
| 118 | } |
| 119 | if (isset($_SESSION['user']) && is_array($_SESSION['user'])) { |
| 120 | $_SESSION['user']['profile_id'] = $profileId; |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | /** |
| 125 | * Resolves authenticated user dictionary from request attributes, session, or superglobals. |
| 126 | * |
| 127 | * @param ServerRequestInterface $request Incoming HTTP request. |
| 128 | * @return array<string, mixed>|null User array or null if unauthenticated. |
| 129 | */ |
| 130 | private function resolveSessionUser(ServerRequestInterface $request): ?array |
| 131 | { |
| 132 | $requestUser = $request->getAttribute('user'); |
| 133 | if (is_array($requestUser) && !empty($requestUser['id'])) { |
| 134 | return $requestUser; |
| 135 | } |
| 136 | |
| 137 | return $this->resolveFrameworkSessionUser() ?? $this->resolveNativeSessionUser(); |
| 138 | } |
| 139 | |
| 140 | /** |
| 141 | * Resolves original impersonator user dictionary from session or superglobals if impersonating. |
| 142 | * |
| 143 | * @param ServerRequestInterface $request Incoming HTTP request. |
| 144 | * @return array<string, mixed>|null Impersonator user array or null if not impersonating. |
| 145 | */ |
| 146 | private function resolveImpersonatorUser(ServerRequestInterface $request): ?array |
| 147 | { |
| 148 | $requestImpersonator = $request->getAttribute('impersonator_user'); |
| 149 | if (is_array($requestImpersonator) && !empty($requestImpersonator['id'])) { |
| 150 | return $requestImpersonator; |
| 151 | } |
| 152 | |
| 153 | $sessionImp = ($this->session !== null && $this->session->has('impersonator_user')) |
| 154 | ? $this->session->get('impersonator_user') |
| 155 | : ($_SESSION['impersonator_user'] ?? null); |
| 156 | |
| 157 | return is_array($sessionImp) ? $sessionImp : null; |
| 158 | } |
| 159 | |
| 160 | /** |
| 161 | * Resolves user dictionary from Yii session interface. |
| 162 | * |
| 163 | * @return array<string, mixed>|null User array or null. |
| 164 | */ |
| 165 | private function resolveFrameworkSessionUser(): ?array |
| 166 | { |
| 167 | if ($this->session === null) { |
| 168 | return null; |
| 169 | } |
| 170 | |
| 171 | if ($this->session->has('user')) { |
| 172 | return $this->session->get('user'); |
| 173 | } |
| 174 | |
| 175 | return $this->session->has('user_id') ? [ |
| 176 | 'id' => (int)$this->session->get('user_id'), |
| 177 | 'is_superuser' => (bool)$this->session->get('is_superuser', false), |
| 178 | ] : null; |
| 179 | } |
| 180 | |
| 181 | /** |
| 182 | * Resolves user dictionary from PHP native superglobal $_SESSION. |
| 183 | * |
| 184 | * @return array<string, mixed>|null User array or null. |
| 185 | */ |
| 186 | private function resolveNativeSessionUser(): ?array |
| 187 | { |
| 188 | if (isset($_SESSION['user'])) { |
| 189 | return $_SESSION['user']; |
| 190 | } |
| 191 | if (isset($_SESSION['user_id'])) { |
| 192 | return [ |
| 193 | 'id' => (int)$_SESSION['user_id'], |
| 194 | 'is_superuser' => !empty($_SESSION['is_superuser']), |
| 195 | ]; |
| 196 | } |
| 197 | |
| 198 | return null; |
| 199 | } |
| 200 | |
| 201 | /** |
| 202 | * Resolves correlation request identifier from headers or attributes. |
| 203 | * |
| 204 | * @param ServerRequestInterface $request Incoming HTTP request. |
| 205 | * @return string|null Request ID or null. |
| 206 | */ |
| 207 | private function resolveRequestId(ServerRequestInterface $request): ?string |
| 208 | { |
| 209 | $header = $request->getHeaderLine('X-Request-ID'); |
| 210 | if ($header !== '') { |
| 211 | return $header; |
| 212 | } |
| 213 | |
| 214 | $attr = $request->getAttribute('request_id'); |
| 215 | |
| 216 | return is_string($attr) && $attr !== '' ? $attr : null; |
| 217 | } |
| 218 | |
| 219 | /** |
| 220 | * Resolves organizational structure node IDs for the user. |
| 221 | * |
| 222 | * @param array<string, mixed> $sessionUser User session dictionary. |
| 223 | * @param int $userId User identifier. |
| 224 | * @return array<int> Structure IDs. |
| 225 | */ |
| 226 | private function resolveUserStructureIds(array $sessionUser, int $userId): array |
| 227 | { |
| 228 | if (isset($sessionUser['structure_ids']) && is_array($sessionUser['structure_ids'])) { |
| 229 | return array_map('intval', $sessionUser['structure_ids']); |
| 230 | } |
| 231 | |
| 232 | return $this->loadUserStructureIdsFromDb($userId); |
| 233 | } |
| 234 | |
| 235 | /** |
| 236 | * Loads user structure node IDs from database relation table. |
| 237 | * |
| 238 | * @param int $userId User identifier. |
| 239 | * @return array<int> Structure IDs. |
| 240 | */ |
| 241 | private function loadUserStructureIdsFromDb(int $userId): array |
| 242 | { |
| 243 | if ($this->pdo === null || $userId <= 0) { |
| 244 | return []; |
| 245 | } |
| 246 | |
| 247 | foreach (['c_rel_users_structure', 'a_rel_users_structure'] as $tbl) { |
| 248 | try { |
| 249 | $stmt = $this->pdo->prepare("SELECT `structure_id` FROM `{$tbl}` WHERE `user_id` = :u"); |
| 250 | $stmt->execute([':u' => $userId]); |
| 251 | /** @var array<int, int|string> $col */ |
| 252 | $col = $stmt->fetchAll(\PDO::FETCH_COLUMN); |
| 253 | if ($col !== []) { |
| 254 | return array_map('intval', $col); |
| 255 | } |
| 256 | } catch (\Throwable) { |
| 257 | // Table might not exist, try next |
| 258 | } |
| 259 | } |
| 260 | |
| 261 | return []; |
| 262 | } |
| 263 | |
| 264 | /** |
| 265 | * Loads user assigned profile ID from users table. |
| 266 | * |
| 267 | * @param int $userId User identifier. |
| 268 | * @return int|null Assigned profile ID or null. |
| 269 | */ |
| 270 | private function loadUserProfileIdFromDb(int $userId): ?int |
| 271 | { |
| 272 | if ($this->pdo === null || $userId <= 0) { |
| 273 | return null; |
| 274 | } |
| 275 | |
| 276 | foreach (['c_mod_users_records', 'a_mod_users_records'] as $tbl) { |
| 277 | try { |
| 278 | $stmt = $this->pdo->prepare("SELECT `profile_id` FROM `{$tbl}` WHERE `id` = :u LIMIT 1"); |
| 279 | $stmt->execute([':u' => $userId]); |
| 280 | $val = $stmt->fetchColumn(); |
| 281 | if ($val !== false && $val !== null) { |
| 282 | return (int) $val; |
| 283 | } |
| 284 | } catch (\Throwable) { |
| 285 | // Table might not exist, try next |
| 286 | } |
| 287 | } |
| 288 | |
| 289 | return null; |
| 290 | } |
| 291 | } |