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Methods
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Classes
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| Name | Lines | Methods | CRAP | ||||
|---|---|---|---|---|---|---|---|
| pdo | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| __construct | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| connect | 100.00% | 6 / 6 | 100.00% | 1 / 1 | 2 | ||
| error | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| escape | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| fetchArray | 75.00% | 3 / 4 | 0.00% | 0 / 1 | 3.14 | ||
| fetchRow | 75.00% | 3 / 4 | 0.00% | 0 / 1 | 3.14 | ||
| fetchAll | 100.00% | 4 / 4 | 100.00% | 1 / 1 | 2 | ||
| fetchObject | 75.00% | 3 / 4 | 0.00% | 0 / 1 | 3.14 | ||
| numRows | 77.77% | 14 / 18 | 0.00% | 0 / 1 | 11.10 | ||
| log | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| getTableStatus | 100.00% | 4 / 4 | 100.00% | 1 / 1 | 2 | ||
| getTableNames | 100.00% | 45 / 45 | 100.00% | 1 / 1 | 1 | ||
| getOne | 83.33% | 5 / 6 | 0.00% | 0 / 1 | 3.04 | ||
| nextId | 85.71% | 6 / 7 | 0.00% | 0 / 1 | 3.03 | ||
| query | 60.00% | 6 / 10 | 0.00% | 0 / 1 | 6.60 | ||
| queryPrepared | 66.66% | 8 / 12 | 0.00% | 0 / 1 | 4.59 | ||
| affectedRows | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| prepare | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| execute | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| clientVersion | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| serverVersion | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| close | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| __destruct | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| lastInsertId | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| now | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| 34 | class PdoSqlite implements DatabaseDriver | |
| 35 | { | |
| 36 | /** | |
| 37 | * @var string[] Tables. | |
| 38 | */ | |
| 39 | public array $tableNames = []; | |
| 40 | ||
| 41 | /** | |
| 42 | * The connection object. | |
| 43 | */ | |
| 44 | private ?PDO $pdo = null; | |
| 45 | ||
| 46 | /** | |
| 47 | * Returns the active connection or fails loudly when connect() has not | |
| 48 | * been called yet or the connection was already closed. | |
| 49 | * | |
| 50 | * @throws Exception | |
| 51 | */ | |
| 52 | private function pdo(): PDO | |
| 53 | { | |
| 54 | return $this->pdo ?? throw new Exception(message: 'There is no open database connection.'); | |
| 55 | } | |
| 56 | ||
| 57 | /** | |
| 58 | * The query log string. | |
| 59 | */ | |
| 60 | private string $sqlLog = ''; | |
| 61 | ||
| 62 | /** | |
| 63 | * The last query result for tracking affected rows. | |
| 64 | */ | |
| 65 | private ?PDOStatement $lastStatement = null; | |
| 66 | ||
| 67 | /** | |
| 68 | * Bound parameters per prepared statement, so numRows() can re-execute the | |
| 69 | * COUNT(*) wrapper with the same bindings. SQLite's PDO driver does not | |
| 70 | * report row counts for SELECT statements. | |
| 71 | * | |
| 72 | * @var \WeakMap<PDOStatement, array<int, string|int|float|null>> | |
| 73 | */ | |
| 74 | private \WeakMap $preparedParams; | |
| 75 | ||
| 76 | public function __construct() | |
| 77 | { | |
| 78 | $this->preparedParams = new \WeakMap(); | |
| 79 | } | |
| 80 | ||
| 81 | /** | |
| 82 | * Connects to the database. | |
| 83 | * | |
| 84 | * @return null|bool true, if connected, otherwise false | |
| 85 | * @throws Exception | |
| 86 | */ | |
| 87 | public function connect( | |
| 88 | string $host, | |
| 89 | string $user, | |
| 90 | #[SensitiveParameter] | |
| 91 | string $password, | |
| 92 | string $database = '', | |
| 93 | ?int $port = null, | |
| 94 | ): ?bool { | |
| 95 | $dsn = 'sqlite:' . $host; | |
| 96 | try { | |
| 97 | $this->pdo = new PDO($dsn); | |
| 98 | $this->pdo()->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); | |
| 99 | } catch (PDOException $pdoException) { | |
| 100 | throw new Exception($pdoException->getMessage()); | |
| 101 | } | |
| 102 | ||
| 103 | return true; | |
| 104 | } | |
| 105 | ||
| 106 | /** | |
| 107 | * Returns the error string. | |
| 108 | */ | |
| 109 | public function error(): string | |
| 110 | { | |
| 111 | return $this->pdo?->errorInfo()[2] ?? ''; | |
| 112 | } | |
| 113 | ||
| 114 | /** | |
| 115 | * Escapes a string for use in a query. | |
| 116 | * | |
| 117 | * Note: Unlike PDO::quote(), this method intentionally does NOT add surrounding quotes. | |
| 118 | * It mirrors the behavior of other drivers (e.g., Sqlite3::escapeString), returning | |
| 119 | * only the escaped content so callers can uniformly wrap values in SQL strings. | |
| 120 | */ | |
| 121 | public function escape(string $string): string | |
| 122 | { | |
| 123 | // For SQLite, escaping single quotes by doubling them is enough. | |
| 124 | return str_replace("'", replace: "''", subject: $string); | |
| 125 | } | |
| 126 | ||
| 127 | /** | |
| 128 | * Fetch a result row as an associative array. | |
| 129 | */ | |
| 130 | public function fetchArray(mixed $result): ?array | |
| 131 | { | |
| 132 | if (!$result instanceof PDOStatement) { | |
| 133 | return null; | |
| 134 | } | |
| 135 | ||
| 136 | $row = $result->fetch(PDO::FETCH_ASSOC); | |
| 137 | ||
| 138 | return is_array($row) ? $row : null; | |
| 139 | } | |
| 140 | ||
| 141 | /** | |
| 142 | * Fetch a result row. | |
| 143 | */ | |
| 144 | public function fetchRow(mixed $result): mixed | |
| 145 | { | |
| 146 | if (!$result instanceof PDOStatement) { | |
| 147 | return false; | |
| 148 | } | |
| 149 | ||
| 150 | $row = $result->fetch(PDO::FETCH_NUM); | |
| 151 | ||
| 152 | return is_array($row) ? $row[0] ?? false : false; | |
| 153 | } | |
| 154 | ||
| 155 | /** | |
| 156 | * Fetches a complete result as an object. | |
| 157 | * | |
| 158 | * @param mixed $result Result set | |
| 159 | * @throws Exception | |
| 160 | * @return list<\stdClass>|null | |
| 161 | */ | |
| 162 | public function fetchAll(mixed $result): ?array | |
| 163 | { | |
| 164 | if (!$result instanceof PDOStatement) { | |
| 165 | throw new Exception('Error while fetching result: ' . $this->error()); | |
| 166 | } | |
| 167 | ||
| 168 | /* @mago-expect lint:inline-variable-return - the variable carries the @var type for mago analyze */ | |
| 169 | /** @var list<\stdClass> $rows */ | |
| 170 | $rows = $result->fetchAll(PDO::FETCH_OBJ); | |
| 171 | ||
| 172 | return $rows; | |
| 173 | } | |
| 174 | ||
| 175 | /** | |
| 176 | * Fetch a result row as an object. | |
| 177 | * This function fetches a result row as an object. | |
| 178 | * | |
| 179 | * @return \stdClass|null | |
| 180 | * | |
| 181 | * @throws Exception | |
| 182 | */ | |
| 183 | public function fetchObject(mixed $result): mixed | |
| 184 | { | |
| 185 | if (!$result instanceof PDOStatement) { | |
| 186 | return null; | |
| 187 | } | |
| 188 | ||
| 189 | /** @var \stdClass|false $obj */ | |
| 190 | $obj = $result->fetch(PDO::FETCH_OBJ); | |
| 191 | ||
| 192 | return $obj === false ? null : $obj; | |
| 193 | } | |
| 194 | ||
| 195 | /** | |
| 196 | * Number of rows in a result. | |
| 197 | */ | |
| 198 | public function numRows(mixed $result): int | |
| 199 | { | |
| 200 | if (!$result instanceof PDOStatement) { | |
| 201 | return 0; | |
| 202 | } | |
| 203 | ||
| 204 | try { | |
| 205 | $sql = $result->queryString; | |
| 206 | if ($sql !== '' && preg_match('/^\s*SELECT\b/i', $sql) === 1) { | |
| 207 | $inner = rtrim($sql, characters: " \t\n\r\0\x0B;"); | |
| 208 | $countSql = 'SELECT COUNT(*) AS c FROM (' . $inner . ') AS _pmf_cnt'; | |
| 209 | ||
| 210 | $stmt = $this->pdo()->prepare($countSql); | |
| 211 | if ($stmt === false) { | |
| 212 | return 0; | |
| 213 | } | |
| 214 | ||
| 215 | // Re-bind the original parameters for prepared statements | |
| 216 | $params = $this->preparedParams->offsetExists($result) ? $this->preparedParams[$result] : []; | |
| 217 | $stmt->execute($params); | |
| 218 | ||
| 219 | $row = $stmt->fetch(PDO::FETCH_NUM); | |
| 220 | return is_array($row) && array_key_exists(0, $row) ? (int) $row[0] : 0; | |
| 221 | } | |
| 222 | } catch (\Throwable $exception) { | |
| 223 | // The driver has no logger; record the failure in the query log instead | |
| 224 | $this->sqlLog .= '-- SQLite numRows COUNT fallback failed: ' . $exception->getMessage() . "\n"; | |
| 225 | } | |
| 226 | ||
| 227 | // Fallback: for non-SELECT statements rely on rowCount (INSERT/UPDATE/DELETE) | |
| 228 | try { | |
| 229 | return $result->rowCount(); | |
| 230 | } catch (\Throwable) { | |
| 231 | return 0; | |
| 232 | } | |
| 233 | } | |
| 234 | ||
| 235 | /** | |
| 236 | * Logs the queries. | |
| 237 | */ | |
| 238 | public function log(): string | |
| 239 | { | |
| 240 | return $this->sqlLog; | |
| 241 | } | |
| 242 | ||
| 243 | /** | |
| 244 | * This function returns the table status. | |
| 245 | * | |
| 246 | * @param string $prefix Table prefix | |
| 247 | * @return string[] | |
| 248 | */ | |
| 249 | public function getTableStatus(string $prefix = ''): array | |
| 250 | { | |
| 251 | $status = []; | |
| 252 | foreach ($this->getTableNames($prefix) as $table) { | |
| 253 | $status[$table] = $this->getOne('SELECT count(*) FROM ' . $table); | |
| 254 | } | |
| 255 | ||
| 256 | return $status; | |
| 257 | } | |
| 258 | ||
| 259 | /** | |
| 260 | * Returns an array with all table names. | |
| 261 | * | |
| 262 | * @todo Have to be refactored because of https://github.com/thorsten/phpMyFAQ/issues/965 | |
| 263 | * | |
| 264 | * @param string $prefix Table prefix | |
| 265 | * | |
| 266 | * @return string[] | |
| 267 | */ | |
| 268 | public function getTableNames(string $prefix = ''): array | |
| 269 | { | |
| 270 | return $this->tableNames = [ | |
| 271 | $prefix . 'faqadminlog', | |
| 272 | $prefix . 'faqattachment', | |
| 273 | $prefix . 'faqattachment_file', | |
| 274 | $prefix . 'faqbackup', | |
| 275 | $prefix . 'faqbookmarks', | |
| 276 | $prefix . 'faqcaptcha', | |
| 277 | $prefix . 'faqcategories', | |
| 278 | $prefix . 'faqcategoryrelations', | |
| 279 | $prefix . 'faqcategory_group', | |
| 280 | $prefix . 'faqcategory_news', | |
| 281 | $prefix . 'faqcategory_order', | |
| 282 | $prefix . 'faqcategory_user', | |
| 283 | $prefix . 'faqchanges', | |
| 284 | $prefix . 'faqchat_messages', | |
| 285 | $prefix . 'faqcomments', | |
| 286 | $prefix . 'faqconfig', | |
| 287 | $prefix . 'faqcustompages', | |
| 288 | $prefix . 'faqdata', | |
| 289 | $prefix . 'faqdata_group', | |
| 290 | $prefix . 'faqdata_revisions', | |
| 291 | $prefix . 'faqdata_tags', | |
| 292 | $prefix . 'faqdata_user', | |
| 293 | $prefix . 'faqforms', | |
| 294 | $prefix . 'faqglossary', | |
| 295 | $prefix . 'faqgroup', | |
| 296 | $prefix . 'faqgroup_right', | |
| 297 | $prefix . 'faqinstances', | |
| 298 | $prefix . 'faqinstances_config', | |
| 299 | $prefix . 'faqnews', | |
| 300 | $prefix . 'faqquestions', | |
| 301 | $prefix . 'faqright', | |
| 302 | $prefix . 'faqsearches', | |
| 303 | $prefix . 'faqseo', | |
| 304 | $prefix . 'faqsessions', | |
| 305 | $prefix . 'faqstopwords', | |
| 306 | $prefix . 'faqtags', | |
| 307 | $prefix . 'faquser', | |
| 308 | $prefix . 'faquserdata', | |
| 309 | $prefix . 'faquserlogin', | |
| 310 | $prefix . 'faquser_group', | |
| 311 | $prefix . 'faquser_right', | |
| 312 | $prefix . 'faqvisits', | |
| 313 | $prefix . 'faqvoting', | |
| 314 | ]; | |
| 315 | } | |
| 316 | ||
| 317 | /** | |
| 318 | * Returns just one row. | |
| 319 | */ | |
| 320 | private function getOne(string $query): string | |
| 321 | { | |
| 322 | $statement = $this->pdo()->prepare($query); | |
| 323 | if ($statement === false) { | |
| 324 | throw new Exception(message: 'Failed to prepare the SQLite statement.'); | |
| 325 | } | |
| 326 | ||
| 327 | $statement->execute(); | |
| 328 | ||
| 329 | $row = $statement->fetch(PDO::FETCH_NUM); | |
| 330 | ||
| 331 | return is_array($row) ? (string) ($row[0] ?? '') : ''; | |
| 332 | } | |
| 333 | ||
| 334 | /** | |
| 335 | * This function is a replacement for MySQL's auto-increment so that | |
| 336 | * we don't need it anymore. | |
| 337 | * | |
| 338 | * @param string $table The name of the table | |
| 339 | * @param string $column The name of the ID column | |
| 340 | * @throws Exception | |
| 341 | */ | |
| 342 | public function nextId(string $table, string $column): int | |
| 343 | { | |
| 344 | $query = sprintf('SELECT MAX(%s) AS current_id FROM %s', $column, $table); | |
| 345 | ||
| 346 | $statement = $this->pdo?->prepare($query); | |
| 347 | if (!$statement instanceof PDOStatement) { | |
| 348 | throw new Exception('Cannot prepare query: ' . $query); | |
| 349 | } | |
| 350 | ||
| 351 | $statement->execute(); | |
| 352 | ||
| 353 | $current = $statement->fetch(PDO::FETCH_NUM); | |
| 354 | ||
| 355 | return is_array($current) ? (int) ($current[0] ?? 0) + 1 : 1; | |
| 356 | } | |
| 357 | ||
| 358 | /** | |
| 359 | * This function sends a query to the database. | |
| 360 | * | |
| 361 | * @return PDOStatement|false $result | |
| 362 | * @throws Exception | |
| 363 | */ | |
| 364 | public function query(string $query, int $offset = 0, int $rowcount = 0): mixed | |
| 365 | { | |
| 366 | $this->sqlLog .= $query; | |
| 367 | ||
| 368 | if (0 < $rowcount) { | |
| 369 | $query .= sprintf(' LIMIT %d,%d', $offset, $rowcount); | |
| 370 | } | |
| 371 | ||
| 372 | try { | |
| 373 | $result = $this->pdo?->query($query) ?? false; | |
| 374 | } catch (PDOException $pdoException) { | |
| 375 | throw new Exception($pdoException->getMessage()); | |
| 376 | } | |
| 377 | ||
| 378 | if (false === $result) { | |
| 379 | $this->sqlLog .= ($this->pdo()->errorCode() ?? '') . ': ' . $this->error(); | |
| 380 | } | |
| 381 | ||
| 382 | $this->lastStatement = $result instanceof PDOStatement ? $result : null; | |
| 383 | ||
| 384 | return $result; | |
| 385 | } | |
| 386 | ||
| 387 | /** | |
| 388 | * Sends a parameterized query; `?` placeholders are bound by PDO. | |
| 389 | * | |
| 390 | * @param array<int, string|int|float|null> $params | |
| 391 | * @throws Exception | |
| 392 | */ | |
| 393 | public function queryPrepared(string $query, array $params): PDOStatement | |
| 394 | { | |
| 395 | $this->sqlLog .= $query; | |
| 396 | ||
| 397 | if (!$this->pdo instanceof PDO) { | |
| 398 | throw new Exception('No database connection available for query: ' . $query); | |
| 399 | } | |
| 400 | ||
| 401 | try { | |
| 402 | $statement = $this->pdo()->prepare($query); | |
| 403 | if ($statement === false) { | |
| 404 | throw new Exception('Cannot prepare query: ' . $query); | |
| 405 | } | |
| 406 | ||
| 407 | $statement->execute($params); | |
| 408 | } catch (PDOException $pdoException) { | |
| 409 | throw new Exception($pdoException->getMessage() . ' in query: ' . $query); | |
| 410 | } | |
| 411 | ||
| 412 | $this->preparedParams[$statement] = array_values($params); | |
| 413 | $this->lastStatement = $statement; | |
| 414 | ||
| 415 | return $statement; | |
| 416 | } | |
| 417 | ||
| 418 | /** | |
| 419 | * Returns the number of rows affected by the last INSERT, UPDATE, or DELETE query. | |
| 420 | */ | |
| 421 | public function affectedRows(): int | |
| 422 | { | |
| 423 | return $this->lastStatement?->rowCount() ?? 0; | |
| 424 | } | |
| 425 | ||
| 426 | /** | |
| 427 | * Prepares a statement for execution and returns a statement object. | |
| 428 | * | |
| 429 | * @param string $query The SQL query | |
| 430 | * @param array $options The driver options | |
| 431 | */ | |
| 432 | public function prepare(string $query, array $options = []): PDOStatement|false | |
| 433 | { | |
| 434 | return $this->pdo()->prepare($query, $options); | |
| 435 | } | |
| 436 | ||
| 437 | /** | |
| 438 | * Executes a prepared statement. | |
| 439 | * | |
| 440 | * @param PDOStatement $pdoStatement The prepared statement | |
| 441 | * @param array $params The parameters | |
| 442 | */ | |
| 443 | public function execute(PDOStatement $pdoStatement, array $params = []): bool | |
| 444 | { | |
| 445 | return $pdoStatement->execute($params); | |
| 446 | } | |
| 447 | ||
| 448 | /** | |
| 449 | * Returns the client version string. | |
| 450 | */ | |
| 451 | public function clientVersion(): string | |
| 452 | { | |
| 453 | return (string) $this->pdo()->getAttribute(PDO::ATTR_CLIENT_VERSION); | |
| 454 | } | |
| 455 | ||
| 456 | /** | |
| 457 | * Returns the server version string. | |
| 458 | */ | |
| 459 | public function serverVersion(): string | |
| 460 | { | |
| 461 | return (string) $this->pdo()->getAttribute(PDO::ATTR_SERVER_VERSION); | |
| 462 | } | |
| 463 | ||
| 464 | /** | |
| 465 | * Closes the connection to the database. | |
| 466 | */ | |
| 467 | public function close(): void | |
| 468 | { | |
| 469 | $this->pdo = null; | |
| 470 | } | |
| 471 | ||
| 472 | public function __destruct() | |
| 473 | { | |
| 474 | $this->close(); | |
| 475 | } | |
| 476 | ||
| 477 | /** | |
| 478 | * Returns the ID of the last inserted row. | |
| 479 | */ | |
| 480 | public function lastInsertId(): int|string | |
| 481 | { | |
| 482 | return (int) ($this->pdo?->lastInsertId() ?? 0); | |
| 483 | } | |
| 484 | ||
| 485 | public function now(): string | |
| 486 | { | |
| 487 | return 'CURRENT_TIMESTAMP'; | |
| 488 | } | |
| 489 | } |