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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * The Setup Controller |
| 5 | * |
| 6 | * This Source Code Form is subject to the terms of the Mozilla Public License, |
| 7 | * v. 2.0. If a copy of the MPL was not distributed with this file, You can |
| 8 | * obtain one at https://mozilla.org/MPL/2.0/. |
| 9 | * |
| 10 | * @package phpMyFAQ |
| 11 | * @author Thorsten Rinne <thorsten@phpmyfaq.de> |
| 12 | * @copyright 2023-2026 phpMyFAQ Team |
| 13 | * @license https://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0 |
| 14 | * @link https://www.phpmyfaq.de |
| 15 | * @since 2023-10-17 |
| 16 | */ |
| 17 | |
| 18 | declare(strict_types=1); |
| 19 | |
| 20 | namespace phpMyFAQ\Controller\Frontend\Api; |
| 21 | |
| 22 | use Closure; |
| 23 | use phpMyFAQ\Controller\AbstractController; |
| 24 | use phpMyFAQ\Core\Exception; |
| 25 | use phpMyFAQ\Database; |
| 26 | use phpMyFAQ\Enums\PermissionType; |
| 27 | use phpMyFAQ\Filter; |
| 28 | use phpMyFAQ\Setup\Update; |
| 29 | use phpMyFAQ\Setup\UpdateToken; |
| 30 | use phpMyFAQ\System; |
| 31 | use Symfony\Component\HttpFoundation\JsonResponse; |
| 32 | use Symfony\Component\HttpFoundation\Request; |
| 33 | use Symfony\Component\HttpFoundation\Response; |
| 34 | use Symfony\Component\Routing\Attribute\Route; |
| 35 | |
| 36 | final class SetupController extends AbstractController |
| 37 | { |
| 38 | public const string TOKEN_HEADER = 'x-pmf-update-token'; |
| 39 | |
| 40 | /** |
| 41 | * @param ?Closure(System, \phpMyFAQ\Configuration): Update $updateFactory |
| 42 | */ |
| 43 | public function __construct( |
| 44 | private readonly ?Closure $updateFactory = null, |
| 45 | ) { |
| 46 | parent::__construct(); |
| 47 | } |
| 48 | |
| 49 | /** |
| 50 | * Setup endpoints cannot rely on the regular login, so we override the security |
| 51 | * check from AbstractController. Every endpoint checks for itself that the caller |
| 52 | * is allowed to run the update, see isAuthorizedForUpdate(). |
| 53 | */ |
| 54 | protected function isSecured(): void |
| 55 | { |
| 56 | // No-op: authorization is handled per endpoint by isAuthorizedForUpdate() |
| 57 | } |
| 58 | |
| 59 | #[Route(path: 'setup/check', name: 'api.private.setup.check', methods: ['POST'])] |
| 60 | public function check(Request $request): JsonResponse |
| 61 | { |
| 62 | $unauthorized = $this->denyUnauthorizedRequest($request); |
| 63 | if ($unauthorized instanceof JsonResponse) { |
| 64 | return $unauthorized; |
| 65 | } |
| 66 | |
| 67 | if (trim($request->getContent()) === '') { |
| 68 | return $this->json(['message' => 'No version given.'], Response::HTTP_BAD_REQUEST); |
| 69 | } |
| 70 | |
| 71 | $installedVersion = Filter::filterVar($request->getContent(), FILTER_SANITIZE_SPECIAL_CHARS, ''); |
| 72 | |
| 73 | $update = $this->createUpdate($installedVersion); |
| 74 | |
| 75 | if (!$update->checkMaintenanceMode()) { |
| 76 | return $this->json([ |
| 77 | 'message' => 'Maintenance mode is not enabled. Please enable it first.', |
| 78 | ], Response::HTTP_CONFLICT); |
| 79 | } |
| 80 | |
| 81 | if (!$update->checkMinimumUpdateVersion($installedVersion)) { |
| 82 | $message = |
| 83 | 'Your installed version is phpMyFAQ ' |
| 84 | . $installedVersion |
| 85 | . '. Please update to at least phpMyFAQ 3.0 first.'; |
| 86 | return $this->json(['message' => $message], Response::HTTP_CONFLICT); |
| 87 | } |
| 88 | |
| 89 | // Check hard requirements |
| 90 | try { |
| 91 | $update->checkPreUpgrade(Database::getType()); |
| 92 | } catch (Exception $exception) { |
| 93 | return $this->json(['message' => $exception->getMessage()], Response::HTTP_BAD_REQUEST); |
| 94 | } |
| 95 | |
| 96 | return $this->json(['message' => 'Installation check successful'], Response::HTTP_OK); |
| 97 | } |
| 98 | |
| 99 | #[Route(path: 'setup/backup', name: 'api.private.setup.backup', methods: ['POST'])] |
| 100 | public function backup(Request $request): JsonResponse |
| 101 | { |
| 102 | $unauthorized = $this->denyUnauthorizedRequest($request); |
| 103 | if ($unauthorized instanceof JsonResponse) { |
| 104 | return $unauthorized; |
| 105 | } |
| 106 | |
| 107 | if (trim($request->getContent()) === '') { |
| 108 | return $this->json(['message' => 'No version given.'], Response::HTTP_BAD_REQUEST); |
| 109 | } |
| 110 | |
| 111 | $update = $this->createUpdate($this->configuration->getVersion()); |
| 112 | |
| 113 | if (!$update->checkMaintenanceMode()) { |
| 114 | return $this->json([ |
| 115 | 'message' => 'Maintenance mode is not enabled. Please enable it first.', |
| 116 | ], Response::HTTP_CONFLICT); |
| 117 | } |
| 118 | |
| 119 | $installedVersion = Filter::filterVar($request->getContent(), FILTER_SANITIZE_SPECIAL_CHARS, ''); |
| 120 | |
| 121 | $configPath = (string) PMF_ROOT_DIR . '/content/core/config'; |
| 122 | if (version_compare(version1: $installedVersion, version2: '4.0.0-alpha', operator: '<')) { |
| 123 | $configPath = (string) PMF_ROOT_DIR . '/config'; |
| 124 | } |
| 125 | |
| 126 | try { |
| 127 | $pathToBackup = $update->createConfigBackup($configPath); |
| 128 | } catch (Exception $exception) { |
| 129 | return $this->json(['message' => $exception->getMessage()], Response::HTTP_BAD_GATEWAY); |
| 130 | } |
| 131 | |
| 132 | // The archive contains the database credentials, so we only report its name |
| 133 | // and never a URL that could be used to download it. |
| 134 | return $this->json([ |
| 135 | 'message' => 'Backup successful', |
| 136 | 'backupFile' => basename($pathToBackup), |
| 137 | ], Response::HTTP_OK); |
| 138 | } |
| 139 | |
| 140 | #[Route(path: 'setup/update-database', name: 'api.private.setup.update-database', methods: ['POST'])] |
| 141 | public function updateDatabase(Request $request): JsonResponse |
| 142 | { |
| 143 | $unauthorized = $this->denyUnauthorizedRequest($request); |
| 144 | if ($unauthorized instanceof JsonResponse) { |
| 145 | return $unauthorized; |
| 146 | } |
| 147 | |
| 148 | if (trim($request->getContent()) === '') { |
| 149 | return $this->json(['message' => 'No version given.'], Response::HTTP_BAD_REQUEST); |
| 150 | } |
| 151 | |
| 152 | $installedVersion = Filter::filterVar($request->getContent(), FILTER_SANITIZE_SPECIAL_CHARS, ''); |
| 153 | |
| 154 | $update = $this->createUpdate($installedVersion); |
| 155 | |
| 156 | if (!$update->checkMaintenanceMode()) { |
| 157 | return $this->json([ |
| 158 | 'message' => 'Maintenance mode is not enabled. Please enable it first.', |
| 159 | ], Response::HTTP_CONFLICT); |
| 160 | } |
| 161 | |
| 162 | try { |
| 163 | if ($update->applyUpdates()) { |
| 164 | $this->configuration->set(key: 'main.maintenanceMode', value: 'false'); |
| 165 | // The update is done, so the token must not authorize another run |
| 166 | $this->getUpdateToken()->delete(); |
| 167 | return new JsonResponse(['success' => 'Database successfully updated.'], Response::HTTP_OK); |
| 168 | } |
| 169 | |
| 170 | return new JsonResponse(['error' => 'Update database failed.'], Response::HTTP_BAD_GATEWAY); |
| 171 | } catch (Exception|\Exception $exception) { |
| 172 | return new JsonResponse([ |
| 173 | 'error' => 'Update database failed: ' . $exception->getMessage(), |
| 174 | ], Response::HTTP_BAD_GATEWAY); |
| 175 | } |
| 176 | } |
| 177 | |
| 178 | private function createUpdate(string $version): Update |
| 179 | { |
| 180 | $system = new System(); |
| 181 | $update = ($this->updateFactory |
| 182 | ?? static fn(System $system, \phpMyFAQ\Configuration $configuration): Update => new Update( |
| 183 | $system, |
| 184 | $configuration, |
| 185 | ))($system, $this->configuration); |
| 186 | $update->version = $version; |
| 187 | |
| 188 | return $update; |
| 189 | } |
| 190 | |
| 191 | /** |
| 192 | * Returns a 401 response if the caller is not allowed to run the update, otherwise null. |
| 193 | */ |
| 194 | private function denyUnauthorizedRequest(Request $request): ?JsonResponse |
| 195 | { |
| 196 | if ($this->isAuthorizedForUpdate($request)) { |
| 197 | return null; |
| 198 | } |
| 199 | |
| 200 | return $this->json([ |
| 201 | 'message' => |
| 202 | 'You are not allowed to run the update. Please log in as an administrator or provide the ' |
| 203 | . 'update token from ' |
| 204 | . UpdateToken::TOKEN_FILENAME |
| 205 | . ' in the configuration directory.', |
| 206 | ], Response::HTTP_UNAUTHORIZED); |
| 207 | } |
| 208 | |
| 209 | /** |
| 210 | * The update may run either for a logged-in administrator, or for someone who can |
| 211 | * prove access to the file system of the server by sending the update token. The |
| 212 | * second way is needed because the login can be broken until the migration has run. |
| 213 | */ |
| 214 | private function isAuthorizedForUpdate(Request $request): bool |
| 215 | { |
| 216 | if ($this->isAuthenticatedAdministrator()) { |
| 217 | return true; |
| 218 | } |
| 219 | |
| 220 | return $this->getUpdateToken()->isValid($request->headers->get(self::TOKEN_HEADER)); |
| 221 | } |
| 222 | |
| 223 | private function isAuthenticatedAdministrator(): bool |
| 224 | { |
| 225 | try { |
| 226 | if (!$this->currentUser->isLoggedIn()) { |
| 227 | return false; |
| 228 | } |
| 229 | |
| 230 | if ($this->currentUser->isSuperAdmin()) { |
| 231 | return true; |
| 232 | } |
| 233 | |
| 234 | return $this->currentUser->perm->hasPermission( |
| 235 | $this->currentUser->getUserId(), |
| 236 | PermissionType::CONFIGURATION_EDIT->value, |
| 237 | ); |
| 238 | } catch (\Throwable) { |
| 239 | // A database that is not migrated yet can break the permission lookup, |
| 240 | // in that case the update token is the only way in. |
| 241 | return false; |
| 242 | } |
| 243 | } |
| 244 | |
| 245 | private function getUpdateToken(): UpdateToken |
| 246 | { |
| 247 | return new UpdateToken(PMF_CONFIG_DIR); |
| 248 | } |
| 249 | } |