Lines
78.01%
110 / 141
Methods
77.27%
17 / 22
Classes
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0 / 1
| Name | Lines | Methods | CRAP | ||||
|---|---|---|---|---|---|---|---|
| connect | 0.00% | 0 / 17 | 0.00% | 0 / 1 | 20 | ||
| query | 90.90% | 10 / 11 | 0.00% | 0 / 1 | 4.01 | ||
| queryPrepared | 0.00% | 0 / 9 | 0.00% | 0 / 1 | 12 | ||
| numberPlaceholders | 100.00% | 12 / 12 | 100.00% | 1 / 1 | 5 | ||
| affectedRows | 0.00% | 0 / 3 | 0.00% | 0 / 1 | 6 | ||
| error | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| escape | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| fetchAll | 100.00% | 9 / 9 | 100.00% | 1 / 1 | 4 | ||
| fetchObject | 100.00% | 2 / 2 | 100.00% | 1 / 1 | 1 | ||
| fetchRow | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| numRows | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| log | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| getTableStatus | 100.00% | 10 / 10 | 100.00% | 1 / 1 | 4 | ||
| fetchArray | 100.00% | 2 / 2 | 100.00% | 1 / 1 | 2 | ||
| getOne | 100.00% | 2 / 2 | 100.00% | 1 / 1 | 2 | ||
| nextId | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| clientVersion | 100.00% | 2 / 2 | 100.00% | 1 / 1 | 1 | ||
| serverVersion | 100.00% | 2 / 2 | 100.00% | 1 / 1 | 1 | ||
| getTableNames | 100.00% | 45 / 45 | 100.00% | 1 / 1 | 1 | ||
| close | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| lastInsertId | 85.71% | 6 / 7 | 0.00% | 0 / 1 | 3.03 | ||
| now | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| 36 | class Pgsql implements DatabaseDriver | |
| 37 | { | |
| 38 | /** | |
| 39 | * The query log string. | |
| 40 | */ | |
| 41 | private string $sqlLog = ''; | |
| 42 | ||
| 43 | /** | |
| 44 | * Tables. | |
| 45 | * | |
| 46 | * @var string[] | |
| 47 | */ | |
| 48 | public array $tableNames = []; | |
| 49 | ||
| 50 | /** | |
| 51 | * The connection resource. | |
| 52 | */ | |
| 53 | private Connection|bool $conn = false; | |
| 54 | ||
| 55 | /** | |
| 56 | * The last query result for tracking affected rows. | |
| 57 | */ | |
| 58 | private Result|bool|null $lastResult = null; | |
| 59 | ||
| 60 | /** | |
| 61 | * Connects to the database. | |
| 62 | * | |
| 63 | * @param string $host Database hostname | |
| 64 | * @param string $user Database username | |
| 65 | * @param string $password Password | |
| 66 | * @param string $database Database name | |
| 67 | * @return null|bool true, if connected, otherwise false | |
| 68 | */ | |
| 69 | public function connect( | |
| 70 | string $host, | |
| 71 | #[SensitiveParameter] | |
| 72 | string $user, | |
| 73 | #[SensitiveParameter] | |
| 74 | string $password, | |
| 75 | string $database = '', | |
| 76 | ?int $port = null, | |
| 77 | ): ?bool { | |
| 78 | $connectionString = sprintf( | |
| 79 | 'host=%s port=%d dbname=%s user=%s password=%s', | |
| 80 | $host, | |
| 81 | $port, | |
| 82 | $database, | |
| 83 | $user, | |
| 84 | $password, | |
| 85 | ); | |
| 86 | ||
| 87 | try { | |
| 88 | $this->conn = pg_connect($connectionString); | |
| 89 | ||
| 90 | if ($this->conn === false) { | |
| 91 | throw new Exception('No PostgreSQL connection opened yet'); | |
| 92 | } | |
| 93 | ||
| 94 | if ($database === '') { | |
| 95 | throw new Exception('Database name is empty'); | |
| 96 | } | |
| 97 | } catch (Exception $exception) { | |
| 98 | Database::errorPage($exception->getMessage()); | |
| 99 | die(); | |
| 100 | } | |
| 101 | ||
| 102 | return true; | |
| 103 | } | |
| 104 | ||
| 105 | /** | |
| 106 | * This function sends a query to the database. | |
| 107 | * | |
| 108 | * @return bool|Result $result | |
| 109 | */ | |
| 110 | public function query(string $query, int $offset = 0, int $rowcount = 0): bool|Result | |
| 111 | { | |
| 112 | $this->sqlLog .= $query; | |
| 113 | ||
| 114 | if (0 < $rowcount) { | |
| 115 | $query .= sprintf(' LIMIT %d OFFSET %d', $rowcount, $offset); | |
| 116 | } | |
| 117 | ||
| 118 | /* @mago-expect analysis:possibly-invalid-argument - the pg_* functions are shadowed in tests; the stubbed connection must pass through */ | |
| 119 | $result = pg_query($this->conn, $query); | |
| 120 | ||
| 121 | if (!$result) { | |
| 122 | $this->sqlLog .= $this->error(); | |
| 123 | return false; | |
| 124 | } | |
| 125 | ||
| 126 | $this->lastResult = $result; | |
| 127 | ||
| 128 | if (pg_result_status($result) === PGSQL_COMMAND_OK) { | |
| 129 | return true; | |
| 130 | } | |
| 131 | ||
| 132 | return $result; | |
| 133 | } | |
| 134 | ||
| 135 | /** | |
| 136 | * Sends a parameterized query; `?` placeholders are converted to the | |
| 137 | * PostgreSQL `$n` form and bound via pg_query_params(). | |
| 138 | * | |
| 139 | * @param array<int, string|int|float|null> $params | |
| 140 | */ | |
| 141 | public function queryPrepared(string $query, array $params): bool|Result | |
| 142 | { | |
| 143 | $this->sqlLog .= $query; | |
| 144 | ||
| 145 | if (!$this->conn instanceof Connection) { | |
| 146 | return false; | |
| 147 | } | |
| 148 | ||
| 149 | $result = pg_query_params($this->conn, self::numberPlaceholders($query), $params); | |
| 150 | ||
| 151 | if (!$result) { | |
| 152 | $this->sqlLog .= $this->error(); | |
| 153 | return false; | |
| 154 | } | |
| 155 | ||
| 156 | $this->lastResult = $result; | |
| 157 | ||
| 158 | return $result; | |
| 159 | } | |
| 160 | ||
| 161 | /** | |
| 162 | * Rewrites positional `?` placeholders to PostgreSQL's `$1..$n`, | |
| 163 | * leaving question marks inside single-quoted literals untouched. | |
| 164 | */ | |
| 165 | public static function numberPlaceholders(string $query): string | |
| 166 | { | |
| 167 | $converted = ''; | |
| 168 | $position = 0; | |
| 169 | $inLiteral = false; | |
| 170 | ||
| 171 | foreach (str_split($query) as $character) { | |
| 172 | if ($character === "'") { | |
| 173 | $inLiteral = !$inLiteral; | |
| 174 | } | |
| 175 | ||
| 176 | if ($character === '?' && !$inLiteral) { | |
| 177 | ++$position; | |
| 178 | $converted .= '$' . $position; | |
| 179 | continue; | |
| 180 | } | |
| 181 | ||
| 182 | $converted .= $character; | |
| 183 | } | |
| 184 | ||
| 185 | return $converted; | |
| 186 | } | |
| 187 | ||
| 188 | /** | |
| 189 | * Returns the number of rows affected by the last INSERT, UPDATE, or DELETE query. | |
| 190 | */ | |
| 191 | public function affectedRows(): int | |
| 192 | { | |
| 193 | if ($this->lastResult instanceof Result) { | |
| 194 | return pg_affected_rows($this->lastResult); | |
| 195 | } | |
| 196 | ||
| 197 | return 0; | |
| 198 | } | |
| 199 | ||
| 200 | /** | |
| 201 | * Returns the error string. | |
| 202 | */ | |
| 203 | public function error(): string | |
| 204 | { | |
| 205 | /* @mago-expect analysis:possibly-invalid-argument - the pg_* functions are shadowed in tests; the stubbed connection must pass through */ | |
| 206 | return pg_last_error($this->conn); | |
| 207 | } | |
| 208 | ||
| 209 | /** | |
| 210 | * Escapes a string for use in a query. | |
| 211 | */ | |
| 212 | public function escape(string $string): string | |
| 213 | { | |
| 214 | /* @mago-expect analysis:possibly-invalid-argument - the pg_* functions are shadowed in tests; the stubbed connection must pass through */ | |
| 215 | return pg_escape_string($this->conn, $string); | |
| 216 | } | |
| 217 | ||
| 218 | /** | |
| 219 | * Fetches a complete result as an object. | |
| 220 | * | |
| 221 | * @param mixed $result Resultset | |
| 222 | * @throws Exception | |
| 223 | * @return list<\stdClass>|null | |
| 224 | */ | |
| 225 | public function fetchAll(mixed $result): ?array | |
| 226 | { | |
| 227 | $ret = []; | |
| 228 | if (false === $result) { | |
| 229 | throw new Exception('Error while fetching result: ' . $this->error()); | |
| 230 | } | |
| 231 | ||
| 232 | while (true) { | |
| 233 | $row = $this->fetchObject($result); | |
| 234 | if (!is_object($row)) { | |
| 235 | break; | |
| 236 | } | |
| 237 | ||
| 238 | $ret[] = $row; | |
| 239 | } | |
| 240 | ||
| 241 | return $ret; | |
| 242 | } | |
| 243 | ||
| 244 | /** | |
| 245 | * Fetch a result row as an object. | |
| 246 | * | |
| 247 | * @return \stdClass|false|null | |
| 248 | */ | |
| 249 | public function fetchObject(mixed $result): mixed | |
| 250 | { | |
| 251 | /* @mago-expect lint:inline-variable-return - the variable carries the @var type for mago analyze */ | |
| 252 | /* @mago-expect analysis:mixed-argument - the pg_* functions are shadowed in tests; the stubbed result must pass through */ | |
| 253 | /** @var \stdClass|false|null $row */ | |
| 254 | $row = pg_fetch_object($result); | |
| 255 | ||
| 256 | return $row; | |
| 257 | } | |
| 258 | ||
| 259 | /** | |
| 260 | * Fetch a result row. | |
| 261 | */ | |
| 262 | public function fetchRow(mixed $result): array|false | |
| 263 | { | |
| 264 | /* @mago-expect analysis:mixed-argument - the pg_* functions are shadowed in tests; the stubbed result must pass through */ | |
| 265 | return pg_fetch_row($result); | |
| 266 | } | |
| 267 | ||
| 268 | /** | |
| 269 | * Number of rows in a result. | |
| 270 | */ | |
| 271 | public function numRows(mixed $result): int | |
| 272 | { | |
| 273 | /* @mago-expect analysis:mixed-argument - the pg_* functions are shadowed in tests; the stubbed result must pass through */ | |
| 274 | return pg_num_rows($result); | |
| 275 | } | |
| 276 | ||
| 277 | /** | |
| 278 | * Logs the queries. | |
| 279 | */ | |
| 280 | public function log(): string | |
| 281 | { | |
| 282 | return $this->sqlLog; | |
| 283 | } | |
| 284 | ||
| 285 | /** | |
| 286 | * This function returns the table status. | |
| 287 | * | |
| 288 | * @param string $prefix Table prefix | |
| 289 | */ | |
| 290 | public function getTableStatus(string $prefix = ''): array | |
| 291 | { | |
| 292 | $select = 'SELECT relname FROM pg_stat_user_tables ORDER BY relname;'; | |
| 293 | $arr = []; | |
| 294 | $result = $this->query($select); | |
| 295 | while (true) { | |
| 296 | $row = $this->fetchArray($result); | |
| 297 | if (!is_array($row) || !array_key_exists('relname', $row)) { | |
| 298 | break; | |
| 299 | } | |
| 300 | ||
| 301 | $tableName = (string) $row['relname']; | |
| 302 | $arr[$tableName] = $this->getOne('SELECT count(1) FROM ' . $tableName . ';'); | |
| 303 | } | |
| 304 | ||
| 305 | return $arr; | |
| 306 | } | |
| 307 | ||
| 308 | /** | |
| 309 | * Fetch a result row as an object. | |
| 310 | */ | |
| 311 | public function fetchArray(mixed $result): ?array | |
| 312 | { | |
| 313 | /* @mago-expect analysis:mixed-argument - the pg_* functions are shadowed in tests; the stubbed result must pass through */ | |
| 314 | $row = pg_fetch_array($result, row: null, mode: PGSQL_ASSOC); | |
| 315 | ||
| 316 | return is_array($row) ? $row : []; | |
| 317 | } | |
| 318 | ||
| 319 | /** | |
| 320 | * Returns just one row. | |
| 321 | */ | |
| 322 | private function getOne(string $query): string | |
| 323 | { | |
| 324 | /* @mago-expect analysis:possibly-invalid-argument - the pg_* functions are shadowed in tests; the stubbed result must pass through */ | |
| 325 | $row = pg_fetch_row($this->query($query)); | |
| 326 | ||
| 327 | return is_array($row) ? (string) ($row[0] ?? '') : ''; | |
| 328 | } | |
| 329 | ||
| 330 | /** | |
| 331 | * Returns the next ID of a table. | |
| 332 | * | |
| 333 | * @param string $table the name of the table | |
| 334 | * @param string $column the name of the ID column | |
| 335 | */ | |
| 336 | public function nextId(string $table, string $column): int | |
| 337 | { | |
| 338 | return (int) $this->getOne("SELECT nextval('" . $table . '_' . $column . "_seq') as current_id;"); | |
| 339 | } | |
| 340 | ||
| 341 | /** | |
| 342 | * This function returns the client version string. | |
| 343 | */ | |
| 344 | public function clientVersion(): string | |
| 345 | { | |
| 346 | /* @mago-expect analysis:possibly-invalid-argument - the pg_* functions are shadowed in tests; the stubbed connection must pass through */ | |
| 347 | $pgVersion = pg_version($this->conn); | |
| 348 | ||
| 349 | return (string) ($pgVersion['client'] ?? 'n/a'); | |
| 350 | } | |
| 351 | ||
| 352 | /** | |
| 353 | * Returns the server version string. | |
| 354 | */ | |
| 355 | public function serverVersion(): string | |
| 356 | { | |
| 357 | /* @mago-expect analysis:possibly-invalid-argument - the pg_* functions are shadowed in tests; the stubbed connection must pass through */ | |
| 358 | $pgVersion = pg_version($this->conn); | |
| 359 | ||
| 360 | return (string) ($pgVersion['server'] ?? 'n/a'); | |
| 361 | } | |
| 362 | ||
| 363 | /** | |
| 364 | * Returns an array with all table names. | |
| 365 | * | |
| 366 | * @todo Have to be refactored because of https://github.com/thorsten/phpMyFAQ/issues/965 | |
| 367 | * | |
| 368 | * @param string $prefix Table prefix | |
| 369 | * | |
| 370 | * @return string[] | |
| 371 | */ | |
| 372 | public function getTableNames(string $prefix = ''): array | |
| 373 | { | |
| 374 | return $this->tableNames = [ | |
| 375 | $prefix . 'faqadminlog', | |
| 376 | $prefix . 'faqattachment', | |
| 377 | $prefix . 'faqattachment_file', | |
| 378 | $prefix . 'faqbackup', | |
| 379 | $prefix . 'faqbookmarks', | |
| 380 | $prefix . 'faqcaptcha', | |
| 381 | $prefix . 'faqcategories', | |
| 382 | $prefix . 'faqcategoryrelations', | |
| 383 | $prefix . 'faqcategory_group', | |
| 384 | $prefix . 'faqcategory_news', | |
| 385 | $prefix . 'faqcategory_order', | |
| 386 | $prefix . 'faqcategory_user', | |
| 387 | $prefix . 'faqchanges', | |
| 388 | $prefix . 'faqchat_messages', | |
| 389 | $prefix . 'faqcomments', | |
| 390 | $prefix . 'faqconfig', | |
| 391 | $prefix . 'faqcustompages', | |
| 392 | $prefix . 'faqdata', | |
| 393 | $prefix . 'faqdata_group', | |
| 394 | $prefix . 'faqdata_revisions', | |
| 395 | $prefix . 'faqdata_tags', | |
| 396 | $prefix . 'faqdata_user', | |
| 397 | $prefix . 'faqforms', | |
| 398 | $prefix . 'faqglossary', | |
| 399 | $prefix . 'faqgroup', | |
| 400 | $prefix . 'faqgroup_right', | |
| 401 | $prefix . 'faqinstances', | |
| 402 | $prefix . 'faqinstances_config', | |
| 403 | $prefix . 'faqnews', | |
| 404 | $prefix . 'faqquestions', | |
| 405 | $prefix . 'faqright', | |
| 406 | $prefix . 'faqsearches', | |
| 407 | $prefix . 'faqseo', | |
| 408 | $prefix . 'faqsessions', | |
| 409 | $prefix . 'faqstopwords', | |
| 410 | $prefix . 'faqtags', | |
| 411 | $prefix . 'faquser', | |
| 412 | $prefix . 'faquserdata', | |
| 413 | $prefix . 'faquserlogin', | |
| 414 | $prefix . 'faquser_group', | |
| 415 | $prefix . 'faquser_right', | |
| 416 | $prefix . 'faqvisits', | |
| 417 | $prefix . 'faqvoting', | |
| 418 | ]; | |
| 419 | } | |
| 420 | ||
| 421 | /** | |
| 422 | * Closes the connection to the database. | |
| 423 | */ | |
| 424 | public function close(): bool | |
| 425 | { | |
| 426 | /* @mago-expect analysis:possibly-invalid-argument - the pg_* functions are shadowed in tests; the stubbed connection must pass through */ | |
| 427 | return pg_close($this->conn); | |
| 428 | } | |
| 429 | ||
| 430 | /** | |
| 431 | * Returns the ID of the last inserted row. | |
| 432 | */ | |
| 433 | public function lastInsertId(): int|string | |
| 434 | { | |
| 435 | /* @mago-expect analysis:possibly-invalid-argument - the pg_* functions are shadowed in tests; the stubbed connection must pass through */ | |
| 436 | $result = pg_query($this->conn, query: 'SELECT lastval()'); | |
| 437 | if ($result === false) { | |
| 438 | return 0; | |
| 439 | } | |
| 440 | ||
| 441 | $row = pg_fetch_row($result); | |
| 442 | if ($row === false) { | |
| 443 | return 0; | |
| 444 | } | |
| 445 | ||
| 446 | return (int) $row[0]; | |
| 447 | } | |
| 448 | ||
| 449 | public function now(): string | |
| 450 | { | |
| 451 | return 'CURRENT_TIMESTAMP'; | |
| 452 | } | |
| 453 | } |