Code Coverage |
||||||||||||||||
Lines |
Branches |
Paths |
Functions and Methods |
Classes and Traits |
||||||||||||
| Total | |
100.00% |
121 / 121 |
|
100.00% |
99 / 99 |
|
58.82% |
60 / 102 |
|
100.00% |
29 / 29 |
CRAP | |
100.00% |
1 / 1 |
| Database | |
100.00% |
121 / 121 |
|
100.00% |
99 / 99 |
|
58.82% |
60 / 102 |
|
100.00% |
29 / 29 |
340.09 | |
100.00% |
1 / 1 |
| __construct | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| __get | |
100.00% |
9 / 9 |
|
100.00% |
8 / 8 |
|
37.50% |
3 / 8 |
|
100.00% |
1 / 1 |
7.91 | |||
| getFetchMode | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| connected | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| getPdoDriver | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| getSqlDirs | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| loadScript | |
100.00% |
16 / 16 |
|
100.00% |
12 / 12 |
|
60.00% |
6 / 10 |
|
100.00% |
1 / 1 |
8.30 | |||
| placeholderCompiler | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| compilePlaceholders | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| connect | |
100.00% |
14 / 14 |
|
100.00% |
6 / 6 |
|
100.00% |
3 / 3 |
|
100.00% |
1 / 1 |
3 | |||
| disconnect | |
100.00% |
5 / 5 |
|
100.00% |
6 / 6 |
|
75.00% |
3 / 4 |
|
100.00% |
1 / 1 |
4.25 | |||
| reconnect | |
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| ping | |
100.00% |
9 / 9 |
|
100.00% |
7 / 7 |
|
100.00% |
4 / 4 |
|
100.00% |
1 / 1 |
4 | |||
| reset | |
100.00% |
6 / 6 |
|
100.00% |
7 / 7 |
|
80.00% |
4 / 5 |
|
100.00% |
1 / 1 |
4.13 | |||
| checkAfterFailure | |
100.00% |
4 / 4 |
|
100.00% |
3 / 3 |
|
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
2 | |||
| rollBackOpenTransaction | |
100.00% |
6 / 6 |
|
100.00% |
5 / 5 |
|
100.00% |
3 / 3 |
|
100.00% |
1 / 1 |
3 | |||
| markSuspect | |
100.00% |
2 / 2 |
|
100.00% |
3 / 3 |
|
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
2 | |||
| quote | |
100.00% |
4 / 4 |
|
100.00% |
3 / 3 |
|
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
2 | |||
| begin | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| commit | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| rollback | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| transactionCall | |
100.00% |
5 / 5 |
|
100.00% |
3 / 3 |
|
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
2 | |||
| getConn | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| requirePdo | |
100.00% |
7 / 7 |
|
100.00% |
3 / 3 |
|
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
2 | |||
| checkReuse | |
100.00% |
11 / 11 |
|
100.00% |
15 / 15 |
|
21.05% |
8 / 38 |
|
100.00% |
1 / 1 |
39.49 | |||
| drop | |
100.00% |
4 / 4 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| markConnected | |
100.00% |
3 / 3 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| touchConnection | |
100.00% |
2 / 2 |
|
100.00% |
3 / 3 |
|
50.00% |
1 / 2 |
|
100.00% |
1 / 1 |
2.50 | |||
| execute | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Celema\Quma; |
| 6 | |
| 7 | use Celema\Quma\Exception\ConnectionFailed; |
| 8 | use Closure; |
| 9 | use PDO; |
| 10 | use PDOException; |
| 11 | use RuntimeException; |
| 12 | use Throwable; |
| 13 | |
| 14 | /** |
| 15 | * @api |
| 16 | * @psalm-no-seal-properties |
| 17 | */ |
| 18 | class Database |
| 19 | { |
| 20 | public readonly bool $debug; |
| 21 | protected ?PDO $pdo = null; |
| 22 | protected ?int $connectedAt = null; |
| 23 | protected ?int $lastUsedAt = null; |
| 24 | /** Whether an operation failed on the connection since the last reset. */ |
| 25 | protected bool $suspect = false; |
| 26 | /** @var array<string, LoadedScript> */ |
| 27 | protected array $compiledScripts = []; |
| 28 | |
| 29 | public function __construct( |
| 30 | protected readonly Connection $conn, |
| 31 | ) { |
| 32 | $this->debug = Debug::enabled(); |
| 33 | } |
| 34 | |
| 35 | public function __get(string $key): Folder |
| 36 | { |
| 37 | Util::assertPathSegment($key, 'SQL folder name'); |
| 38 | |
| 39 | $exists = false; |
| 40 | |
| 41 | foreach ($this->conn->config->sql as $path) { |
| 42 | $exists = is_dir($path . DIRECTORY_SEPARATOR . $key); |
| 43 | |
| 44 | if ($exists) { |
| 45 | break; |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | if (!$exists) { |
| 50 | throw new RuntimeException('The SQL folder does not exist: ' . $key); |
| 51 | } |
| 52 | |
| 53 | return new Folder($this, $key); |
| 54 | } |
| 55 | |
| 56 | public function getFetchMode(): int |
| 57 | { |
| 58 | return $this->conn->config->pdo->fetchMode; |
| 59 | } |
| 60 | |
| 61 | public function connected(): bool |
| 62 | { |
| 63 | return $this->pdo !== null; |
| 64 | } |
| 65 | |
| 66 | public function getPdoDriver(): string |
| 67 | { |
| 68 | return $this->conn->config->driver; |
| 69 | } |
| 70 | |
| 71 | /** @return list<non-empty-string> */ |
| 72 | public function getSqlDirs(): array |
| 73 | { |
| 74 | return $this->conn->config->sql; |
| 75 | } |
| 76 | |
| 77 | public function loadScript(string $path, bool $isTemplate): LoadedScript |
| 78 | { |
| 79 | $key = ($isTemplate ? 'tpql:' : 'sql:') . $path; |
| 80 | |
| 81 | if (array_key_exists($key, $this->compiledScripts)) { |
| 82 | return $this->compiledScripts[$key]; |
| 83 | } |
| 84 | |
| 85 | if ($isTemplate) { |
| 86 | if (!is_readable($path)) { |
| 87 | throw new RuntimeException('Could not read SQL script: ' . $path); |
| 88 | } |
| 89 | |
| 90 | $script = new LoadedScript($path, $path, compile: $this->placeholderCompiler()); |
| 91 | $this->compiledScripts[$key] = $script; |
| 92 | |
| 93 | return $script; |
| 94 | } |
| 95 | |
| 96 | $source = file_get_contents($path); |
| 97 | |
| 98 | if ($source === false) { |
| 99 | throw new RuntimeException('Could not read SQL script: ' . $path); |
| 100 | } |
| 101 | |
| 102 | $compiled = $this->compilePlaceholders($source, $path); |
| 103 | $script = new LoadedScript($compiled, $path); |
| 104 | $this->compiledScripts[$key] = $script; |
| 105 | |
| 106 | return $script; |
| 107 | } |
| 108 | |
| 109 | /** @return Closure(string, string): string */ |
| 110 | private function placeholderCompiler(): Closure |
| 111 | { |
| 112 | return $this->compilePlaceholders(...); |
| 113 | } |
| 114 | |
| 115 | private function compilePlaceholders(string $source, string $path): string |
| 116 | { |
| 117 | return $this->conn->config->placeholders?->compileSql($source, $path) ?? $source; |
| 118 | } |
| 119 | |
| 120 | public function connect(): static |
| 121 | { |
| 122 | if ($this->pdo !== null) { |
| 123 | return $this; |
| 124 | } |
| 125 | |
| 126 | $config = $this->conn->config; |
| 127 | |
| 128 | try { |
| 129 | $pdo = new PDO( |
| 130 | $config->dsn, |
| 131 | $config->pdo->username, |
| 132 | $config->pdo->password, |
| 133 | $config->pdo->effectiveOptions($config->driver), |
| 134 | ); |
| 135 | } catch (PDOException $e) { |
| 136 | throw ConnectionFailed::from($e); |
| 137 | } |
| 138 | |
| 139 | $this->pdo = $pdo; |
| 140 | $this->markConnected(); |
| 141 | |
| 142 | return $this; |
| 143 | } |
| 144 | |
| 145 | public function disconnect(): void |
| 146 | { |
| 147 | if ($this->pdo !== null) { |
| 148 | try { |
| 149 | if ($this->pdo->inTransaction()) { |
| 150 | $this->pdo->rollBack(); |
| 151 | } |
| 152 | } catch (Throwable) { |
| 153 | // @mago-expect lint:no-empty-catch-clause Rollback failures are intentionally ignored during teardown. |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | $this->drop(); |
| 158 | } |
| 159 | |
| 160 | public function reconnect(): static |
| 161 | { |
| 162 | $this->disconnect(); |
| 163 | |
| 164 | return $this->connect(); |
| 165 | } |
| 166 | |
| 167 | public function ping(): bool |
| 168 | { |
| 169 | if ($this->pdo === null) { |
| 170 | return false; |
| 171 | } |
| 172 | |
| 173 | try { |
| 174 | $stmt = $this->pdo->query('SELECT 1'); |
| 175 | |
| 176 | if ($stmt === false) { |
| 177 | return false; |
| 178 | } |
| 179 | |
| 180 | $this->touchConnection(); |
| 181 | |
| 182 | return $stmt->fetchColumn() !== false; |
| 183 | } catch (Throwable) { |
| 184 | return false; |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | /** |
| 189 | * Brings the connection back to a clean state after a unit of work, such |
| 190 | * as a request in a long-running worker: an open transaction is rolled |
| 191 | * back. A connection that cannot be rolled back is dropped instead of |
| 192 | * throwing; the next statement connects anew. |
| 193 | * |
| 194 | * If an operation failed during the unit of work, the connection is |
| 195 | * pinged and dropped if it is broken. The failure may have been an |
| 196 | * ordinary SQL error or a lost connection, and MySQL does not reflect a |
| 197 | * lost connection in its transaction state, so without the ping a |
| 198 | * connection used continuously would never be replaced. |
| 199 | * |
| 200 | * Returns whether an open connection is kept for reuse. |
| 201 | */ |
| 202 | public function reset(): bool |
| 203 | { |
| 204 | if ($this->pdo === null) { |
| 205 | return false; |
| 206 | } |
| 207 | |
| 208 | if ($this->rollBackOpenTransaction($this->pdo) && $this->checkAfterFailure()) { |
| 209 | return true; |
| 210 | } |
| 211 | |
| 212 | $this->drop(); |
| 213 | |
| 214 | return false; |
| 215 | } |
| 216 | |
| 217 | /** |
| 218 | * Pings the connection if an operation failed on it since the last |
| 219 | * reset. Returns whether the connection can be kept. |
| 220 | */ |
| 221 | private function checkAfterFailure(): bool |
| 222 | { |
| 223 | if (!$this->suspect) { |
| 224 | return true; |
| 225 | } |
| 226 | |
| 227 | $this->suspect = false; |
| 228 | |
| 229 | return $this->ping(); |
| 230 | } |
| 231 | |
| 232 | /** Returns false if the rollback failed. */ |
| 233 | private function rollBackOpenTransaction(PDO $pdo): bool |
| 234 | { |
| 235 | try { |
| 236 | if ($pdo->inTransaction()) { |
| 237 | $pdo->rollBack(); |
| 238 | // Only the rollback reached the server; a reset without one |
| 239 | // must not hide a long idle period from the idle check. |
| 240 | $this->touchConnection(); |
| 241 | } |
| 242 | |
| 243 | return true; |
| 244 | } catch (Throwable) { |
| 245 | return false; |
| 246 | } |
| 247 | } |
| 248 | |
| 249 | /** |
| 250 | * Records that an operation failed on the given connection, so that the |
| 251 | * next reset() verifies it. A query may still hold a connection that was |
| 252 | * replaced since; its failures do not concern the current one. |
| 253 | * |
| 254 | * @internal |
| 255 | */ |
| 256 | public function markSuspect(PDO $pdo): void |
| 257 | { |
| 258 | if ($pdo === $this->pdo) { |
| 259 | $this->suspect = true; |
| 260 | } |
| 261 | } |
| 262 | |
| 263 | public function quote(string $value): string |
| 264 | { |
| 265 | $quoted = $this->requirePdo()->quote($value); |
| 266 | |
| 267 | if ($quoted === false) { |
| 268 | throw new RuntimeException("PDO driver '{$this->conn->config->driver}' cannot quote values"); |
| 269 | } |
| 270 | |
| 271 | return $quoted; |
| 272 | } |
| 273 | |
| 274 | public function begin(): bool |
| 275 | { |
| 276 | return $this->transactionCall(static fn(PDO $pdo): bool => $pdo->beginTransaction()); |
| 277 | } |
| 278 | |
| 279 | public function commit(): bool |
| 280 | { |
| 281 | return $this->transactionCall(static fn(PDO $pdo): bool => $pdo->commit()); |
| 282 | } |
| 283 | |
| 284 | public function rollback(): bool |
| 285 | { |
| 286 | return $this->transactionCall(static fn(PDO $pdo): bool => $pdo->rollBack()); |
| 287 | } |
| 288 | |
| 289 | /** @param Closure(PDO): bool $call */ |
| 290 | private function transactionCall(Closure $call): bool |
| 291 | { |
| 292 | $pdo = $this->requirePdo(); |
| 293 | |
| 294 | try { |
| 295 | return $call($pdo); |
| 296 | } catch (PDOException $e) { |
| 297 | $this->markSuspect($pdo); |
| 298 | |
| 299 | throw $e; |
| 300 | } |
| 301 | } |
| 302 | |
| 303 | public function getConn(): PDO |
| 304 | { |
| 305 | return $this->requirePdo(); |
| 306 | } |
| 307 | |
| 308 | protected function requirePdo(): PDO |
| 309 | { |
| 310 | $this->checkReuse(); |
| 311 | $this->connect(); |
| 312 | $pdo = $this->pdo; |
| 313 | |
| 314 | if ($pdo !== null) { |
| 315 | $this->touchConnection(); |
| 316 | |
| 317 | return $pdo; |
| 318 | } |
| 319 | |
| 320 | throw new RuntimeException('Database connection not initialized'); |
| 321 | } |
| 322 | |
| 323 | /** |
| 324 | * Before an existing connection is used after a pause, replace it if it |
| 325 | * reached the maximum age, or ping it if it was idle long enough and drop |
| 326 | * it if it is broken. Never inside a transaction: a new connection would |
| 327 | * silently lose the transaction's work, so a statement on a broken |
| 328 | * connection fails instead. Statements themselves are never retried. |
| 329 | */ |
| 330 | protected function checkReuse(): void |
| 331 | { |
| 332 | if ($this->pdo === null || $this->pdo->inTransaction()) { |
| 333 | return; |
| 334 | } |
| 335 | |
| 336 | $config = $this->conn->config; |
| 337 | $now = time(); |
| 338 | |
| 339 | if ($config->maxConnectionAge > 0 && ($now - ($this->connectedAt ?? $now)) >= $config->maxConnectionAge) { |
| 340 | $this->drop(); |
| 341 | |
| 342 | return; |
| 343 | } |
| 344 | |
| 345 | if ( |
| 346 | $config->pingAfterIdle > 0 |
| 347 | && ($now - ($this->lastUsedAt ?? $now)) >= $config->pingAfterIdle |
| 348 | && !$this->ping() |
| 349 | ) { |
| 350 | $this->drop(); |
| 351 | } |
| 352 | } |
| 353 | |
| 354 | protected function drop(): void |
| 355 | { |
| 356 | $this->pdo = null; |
| 357 | $this->connectedAt = null; |
| 358 | $this->lastUsedAt = null; |
| 359 | $this->suspect = false; |
| 360 | } |
| 361 | |
| 362 | protected function markConnected(): void |
| 363 | { |
| 364 | $now = time(); |
| 365 | $this->connectedAt = $now; |
| 366 | $this->lastUsedAt = $now; |
| 367 | } |
| 368 | |
| 369 | protected function touchConnection(): void |
| 370 | { |
| 371 | if ($this->pdo !== null) { |
| 372 | $this->lastUsedAt = time(); |
| 373 | } |
| 374 | } |
| 375 | |
| 376 | public function execute(string $query, mixed ...$args): Query |
| 377 | { |
| 378 | return new Query($this, $query, new Args($args), null); |
| 379 | } |
| 380 | } |