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| 1 | <?php |
| 2 | /** |
| 3 | * Pop PHP Framework (http://www.popphp.org/) |
| 4 | * |
| 5 | * @link https://github.com/popphp/popphp-framework |
| 6 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 7 | * @copyright Copyright (c) 2009-2024 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 8 | * @license http://www.popphp.org/license New BSD License |
| 9 | */ |
| 10 | |
| 11 | /** |
| 12 | * @namespace |
| 13 | */ |
| 14 | namespace Pop\Db\Gateway; |
| 15 | |
| 16 | use Pop\Db\Db; |
| 17 | use ArrayIterator; |
| 18 | |
| 19 | /** |
| 20 | * Row gateway class |
| 21 | * |
| 22 | * @category Pop |
| 23 | * @package Pop\Db |
| 24 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 25 | * @copyright Copyright (c) 2009-2024 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 26 | * @license http://www.popphp.org/license New BSD License |
| 27 | * @version 6.5.0 |
| 28 | */ |
| 29 | class Row extends AbstractGateway implements \ArrayAccess, \Countable, \IteratorAggregate |
| 30 | { |
| 31 | |
| 32 | /** |
| 33 | * Primary keys |
| 34 | * @var array |
| 35 | */ |
| 36 | protected array $primaryKeys = []; |
| 37 | |
| 38 | /** |
| 39 | * Primary values |
| 40 | * @var array |
| 41 | */ |
| 42 | protected array $primaryValues = []; |
| 43 | |
| 44 | /** |
| 45 | * Row column values |
| 46 | * @var array |
| 47 | */ |
| 48 | protected array $columns = []; |
| 49 | |
| 50 | /** |
| 51 | * Row fields that have been changed |
| 52 | * @var array |
| 53 | */ |
| 54 | protected array $dirty = [ |
| 55 | 'old' => [], |
| 56 | 'new' => [] |
| 57 | ]; |
| 58 | |
| 59 | /** |
| 60 | * Constructor |
| 61 | * |
| 62 | * Instantiate the row gateway object. |
| 63 | * |
| 64 | * @param string $table |
| 65 | * @param mixed $primaryKeys |
| 66 | */ |
| 67 | public function __construct(string $table, mixed $primaryKeys = null) |
| 68 | { |
| 69 | if ($primaryKeys !== null) { |
| 70 | $this->setPrimaryKeys($primaryKeys); |
| 71 | } |
| 72 | parent::__construct($table); |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Set the primary keys |
| 77 | * |
| 78 | * @param mixed $keys |
| 79 | * @return Row |
| 80 | */ |
| 81 | public function setPrimaryKeys(mixed $keys): Row |
| 82 | { |
| 83 | $this->primaryKeys = (is_array($keys)) ? $keys : [$keys]; |
| 84 | return $this; |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * Get the primary keys |
| 89 | * |
| 90 | * @return array |
| 91 | */ |
| 92 | public function getPrimaryKeys(): array |
| 93 | { |
| 94 | return $this->primaryKeys; |
| 95 | } |
| 96 | |
| 97 | /** |
| 98 | * Set the primary values |
| 99 | * |
| 100 | * @param mixed $values |
| 101 | * @return Row |
| 102 | */ |
| 103 | public function setPrimaryValues(mixed $values): Row |
| 104 | { |
| 105 | $this->primaryValues = (is_array($values)) ? $values : [$values]; |
| 106 | return $this; |
| 107 | } |
| 108 | |
| 109 | /** |
| 110 | * Get the primary values |
| 111 | * |
| 112 | * @return array |
| 113 | */ |
| 114 | public function getPrimaryValues(): array |
| 115 | { |
| 116 | return $this->primaryValues; |
| 117 | } |
| 118 | |
| 119 | /** |
| 120 | * Determine if number of primary keys and primary values match |
| 121 | * |
| 122 | * @throws Exception |
| 123 | * @return bool |
| 124 | */ |
| 125 | public function doesPrimaryCountMatch(): bool |
| 126 | { |
| 127 | if (count($this->primaryKeys) != count($this->primaryValues)) { |
| 128 | throw new Exception('Error: The number of primary keys and primary values do not match.'); |
| 129 | } else { |
| 130 | return true; |
| 131 | } |
| 132 | } |
| 133 | |
| 134 | /** |
| 135 | * Set the columns |
| 136 | * |
| 137 | * @param array $columns |
| 138 | * @return Row |
| 139 | */ |
| 140 | public function setColumns(array $columns = []): Row |
| 141 | { |
| 142 | $this->columns = $columns; |
| 143 | if (count($this->primaryValues) == 0) { |
| 144 | foreach ($this->primaryKeys as $primaryKey) { |
| 145 | if (isset($this->columns[$primaryKey])) { |
| 146 | $this->primaryValues[] = $this->columns[$primaryKey]; |
| 147 | } |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | return $this; |
| 152 | } |
| 153 | |
| 154 | /** |
| 155 | * Get the columns |
| 156 | * |
| 157 | * @return array |
| 158 | */ |
| 159 | public function getColumns(): array |
| 160 | { |
| 161 | return $this->columns; |
| 162 | } |
| 163 | |
| 164 | /** |
| 165 | * Check if row data is dirty |
| 166 | * |
| 167 | * @return bool |
| 168 | */ |
| 169 | public function isDirty(): bool |
| 170 | { |
| 171 | return ($this->dirty['old'] !== $this->dirty['new']); |
| 172 | } |
| 173 | |
| 174 | /** |
| 175 | * Get dirty columns |
| 176 | * |
| 177 | * @return array |
| 178 | */ |
| 179 | public function getDirty(): array |
| 180 | { |
| 181 | return $this->dirty; |
| 182 | } |
| 183 | |
| 184 | /** |
| 185 | * Reset dirty columns |
| 186 | * |
| 187 | * @return Row |
| 188 | */ |
| 189 | public function resetDirty(): Row |
| 190 | { |
| 191 | $this->dirty['old'] = []; |
| 192 | $this->dirty['new'] = []; |
| 193 | return $this; |
| 194 | } |
| 195 | |
| 196 | /** |
| 197 | * Find row by primary key values |
| 198 | * |
| 199 | * @param mixed $values |
| 200 | * @param array $selectColumns |
| 201 | * @param ?array $options |
| 202 | * @throws Exception|\Pop\Db\Exception |
| 203 | * @return array |
| 204 | */ |
| 205 | public function find(mixed $values, array $selectColumns = [], ?array $options = null): array |
| 206 | { |
| 207 | if (count($this->primaryKeys) == 0) { |
| 208 | throw new Exception('Error: The primary key(s) have not been set.'); |
| 209 | } |
| 210 | |
| 211 | $db = Db::getDb($this->table); |
| 212 | $sql = $db->createSql(); |
| 213 | |
| 214 | $this->setPrimaryValues($values); |
| 215 | $this->doesPrimaryCountMatch(); |
| 216 | |
| 217 | if (!empty($selectColumns)) { |
| 218 | $select = []; |
| 219 | foreach ($selectColumns as $selectColumn) { |
| 220 | $select[] = $this->table . '.' . $selectColumn; |
| 221 | } |
| 222 | } else if (($options !== null) && !empty($options['select'])) { |
| 223 | $select = $options['select']; |
| 224 | } else { |
| 225 | $select = [$this->table . '.*']; |
| 226 | } |
| 227 | |
| 228 | $sql->select($select)->from($this->table); |
| 229 | |
| 230 | $params = []; |
| 231 | |
| 232 | foreach ($this->primaryKeys as $i => $primaryKey) { |
| 233 | $placeholder = $sql->getPlaceholder(); |
| 234 | |
| 235 | if ($placeholder == ':') { |
| 236 | $placeholder .= $primaryKey; |
| 237 | } else if ($placeholder == '$') { |
| 238 | $placeholder .= ($i + 1); |
| 239 | } |
| 240 | |
| 241 | if ($this->primaryValues[$i] === null) { |
| 242 | $sql->select()->where->isNull($this->table . '.' . $primaryKey); |
| 243 | } else { |
| 244 | $sql->select()->where->equalTo($this->table . '.' . $primaryKey, $placeholder); |
| 245 | $params[$primaryKey] = $this->primaryValues[$i]; |
| 246 | } |
| 247 | } |
| 248 | |
| 249 | if (($options !== null) && isset($options['offset'])) { |
| 250 | $sql->select()->offset((int)$options['offset']); |
| 251 | } |
| 252 | |
| 253 | if (($options !== null) && isset($options['join'])) { |
| 254 | $joins = (is_array($options['join']) && isset($options['join']['table'])) ? |
| 255 | [$options['join']] : $options['join']; |
| 256 | |
| 257 | foreach ($joins as $join) { |
| 258 | if (isset($join['type']) && method_exists($sql->select(), $join['type'])) { |
| 259 | $joinMethod = $join['type']; |
| 260 | $sql->select()->{$joinMethod}($join['table'], $join['columns']); |
| 261 | } else { |
| 262 | $sql->select()->leftJoin($join['table'], $join['columns']); |
| 263 | } |
| 264 | } |
| 265 | } |
| 266 | |
| 267 | $sql->select()->limit(1); |
| 268 | |
| 269 | $db->prepare((string)$sql); |
| 270 | if (!empty($params)) { |
| 271 | $db->bindParams($params); |
| 272 | } |
| 273 | $db->execute(); |
| 274 | |
| 275 | $row = $db->fetch(); |
| 276 | |
| 277 | if (($row !== false) && is_array($row)) { |
| 278 | $this->columns = $row; |
| 279 | } |
| 280 | |
| 281 | return $this->columns; |
| 282 | } |
| 283 | |
| 284 | /** |
| 285 | * Save a new row in the table |
| 286 | * |
| 287 | * @param array $columns |
| 288 | * @return Row |
| 289 | */ |
| 290 | public function save(array $columns = []): Row |
| 291 | { |
| 292 | $db = Db::getDb($this->table); |
| 293 | $sql = $db->createSql(); |
| 294 | $values = []; |
| 295 | $params = []; |
| 296 | |
| 297 | if (!empty($columns)) { |
| 298 | $this->setColumns($columns); |
| 299 | } |
| 300 | |
| 301 | $i = 1; |
| 302 | foreach ($this->columns as $column => $value) { |
| 303 | $placeholder = $sql->getPlaceholder(); |
| 304 | |
| 305 | if ($placeholder == ':') { |
| 306 | $placeholder .= $column; |
| 307 | } else if ($placeholder == '$') { |
| 308 | $placeholder .= $i; |
| 309 | } |
| 310 | $values[$column] = $placeholder; |
| 311 | $params[$column] = $value; |
| 312 | $i++; |
| 313 | } |
| 314 | |
| 315 | $sql->insert($this->table)->values($values); |
| 316 | |
| 317 | $db->prepare((string)$sql); |
| 318 | if (!empty($params)) { |
| 319 | $db->bindParams($params); |
| 320 | } |
| 321 | $db->execute(); |
| 322 | |
| 323 | // Set the new ID created by the insert |
| 324 | if ((count($this->primaryKeys) == 1) && !isset($this->columns[$this->primaryKeys[0]])) { |
| 325 | $this->columns[$this->primaryKeys[0]] = $db->getLastId(); |
| 326 | $this->primaryValues[] = $this->columns[$this->primaryKeys[0]]; |
| 327 | } |
| 328 | |
| 329 | $this->dirty['old'] = []; |
| 330 | $this->dirty['new'] = $this->columns; |
| 331 | |
| 332 | return $this; |
| 333 | } |
| 334 | |
| 335 | /** |
| 336 | * Update an existing row in the table |
| 337 | * |
| 338 | * @throws Exception|\Pop\Db\Exception |
| 339 | * @return Row |
| 340 | */ |
| 341 | public function update(): Row |
| 342 | { |
| 343 | $db = Db::getDb($this->table); |
| 344 | $sql = $db->createSql(); |
| 345 | $values = []; |
| 346 | $params = []; |
| 347 | |
| 348 | $oldKeys = array_keys($this->dirty['old']); |
| 349 | $newKeys = array_keys($this->dirty['new']); |
| 350 | $columnNames = ($oldKeys == $newKeys) ? $newKeys : []; |
| 351 | |
| 352 | $i = 1; |
| 353 | foreach ($this->columns as $column => $value) { |
| 354 | if (!in_array($column, $this->primaryKeys) && |
| 355 | ((empty($columnNames)) || (!empty($columnNames) && in_array($column, $columnNames)))) { |
| 356 | $placeholder = $sql->getPlaceholder(); |
| 357 | |
| 358 | if ($placeholder == ':') { |
| 359 | $placeholder .= $column; |
| 360 | } else if ($placeholder == '$') { |
| 361 | $placeholder .= $i; |
| 362 | } |
| 363 | $values[$column] = $placeholder; |
| 364 | $params[$column] = $value; |
| 365 | $i++; |
| 366 | } |
| 367 | } |
| 368 | |
| 369 | $sql->update($this->table)->values($values); |
| 370 | |
| 371 | foreach ($this->primaryKeys as $key => $primaryKey) { |
| 372 | $placeholder = $sql->getPlaceholder(); |
| 373 | |
| 374 | if ($placeholder == ':') { |
| 375 | $placeholder .= $primaryKey; |
| 376 | } else if ($placeholder == '$') { |
| 377 | $placeholder .= $i; |
| 378 | } |
| 379 | |
| 380 | if (array_key_exists($key, $this->primaryValues)) { |
| 381 | if ($this->primaryValues[$key] === null) { |
| 382 | $sql->update()->where->isNull($primaryKey); |
| 383 | } else { |
| 384 | $sql->update()->where->equalTo($primaryKey, $placeholder); |
| 385 | } |
| 386 | } |
| 387 | |
| 388 | if (array_key_exists($key, $this->primaryValues)) { |
| 389 | if ($this->primaryValues[$key] !== null) { |
| 390 | $params[$this->primaryKeys[$key]] = $this->primaryValues[$key]; |
| 391 | $values[$this->primaryKeys[$key]] = $placeholder; |
| 392 | } |
| 393 | } else if (array_key_exists($this->primaryKeys[$key], $this->columns)) { |
| 394 | if ($this->primaryValues[$key] !== null) { |
| 395 | if (str_starts_with($placeholder, ':')) { |
| 396 | $params[$this->primaryKeys[$key]] = $this->columns[$this->primaryKeys[$key]]; |
| 397 | $values[$this->primaryKeys[$key]] = $placeholder; |
| 398 | } else { |
| 399 | $params[$key] = $this->columns[$this->primaryKeys[$key]]; |
| 400 | $values[$key] = $placeholder; |
| 401 | } |
| 402 | } |
| 403 | } else { |
| 404 | throw new Exception("Error: The value of '" . $key . "' is not set"); |
| 405 | } |
| 406 | $i++; |
| 407 | } |
| 408 | |
| 409 | $db->prepare((string)$sql); |
| 410 | if (!empty($params)) { |
| 411 | $db->bindParams($params); |
| 412 | } |
| 413 | $db->execute(); |
| 414 | |
| 415 | return $this; |
| 416 | } |
| 417 | |
| 418 | /** |
| 419 | * Delete row from the table using the primary key(s) |
| 420 | * |
| 421 | * @throws Exception|\Pop\Db\Exception |
| 422 | * @return Row |
| 423 | */ |
| 424 | public function delete(): Row |
| 425 | { |
| 426 | if (count($this->primaryKeys) == 0) { |
| 427 | throw new Exception('Error: The primary key(s) have not been set.'); |
| 428 | } |
| 429 | |
| 430 | $db = Db::getDb($this->table); |
| 431 | $sql = $db->createSql(); |
| 432 | |
| 433 | $this->doesPrimaryCountMatch(); |
| 434 | |
| 435 | $sql->delete($this->table); |
| 436 | |
| 437 | $params = []; |
| 438 | foreach ($this->primaryKeys as $i => $primaryKey) { |
| 439 | $placeholder = $sql->getPlaceholder(); |
| 440 | |
| 441 | if ($placeholder == ':') { |
| 442 | $placeholder .= $primaryKey; |
| 443 | } else if ($placeholder == '$') { |
| 444 | $placeholder .= ($i + 1); |
| 445 | } |
| 446 | if ($this->primaryValues[$i] === null) { |
| 447 | $sql->delete()->where->isNull($primaryKey); |
| 448 | } else { |
| 449 | $sql->delete()->where->equalTo($primaryKey, $placeholder); |
| 450 | $params[$primaryKey] = $this->primaryValues[$i]; |
| 451 | } |
| 452 | } |
| 453 | |
| 454 | $db->prepare((string)$sql); |
| 455 | if (!empty($params)) { |
| 456 | $db->bindParams($params); |
| 457 | } |
| 458 | $db->execute(); |
| 459 | |
| 460 | $this->dirty['old'] = $this->columns; |
| 461 | $this->dirty['new'] = []; |
| 462 | |
| 463 | $this->columns = []; |
| 464 | $this->primaryValues = []; |
| 465 | |
| 466 | return $this; |
| 467 | } |
| 468 | |
| 469 | /** |
| 470 | * Method to get the count of items in the row |
| 471 | * |
| 472 | * @return int |
| 473 | */ |
| 474 | public function count(): int |
| 475 | { |
| 476 | return count($this->columns); |
| 477 | } |
| 478 | |
| 479 | /** |
| 480 | * Method to iterate over the columns |
| 481 | * |
| 482 | * @return ArrayIterator |
| 483 | */ |
| 484 | public function getIterator(): ArrayIterator |
| 485 | { |
| 486 | return new ArrayIterator($this->columns); |
| 487 | } |
| 488 | |
| 489 | /** |
| 490 | * Method to convert row gateway to an array |
| 491 | * |
| 492 | * @return array |
| 493 | */ |
| 494 | public function toArray(): array |
| 495 | { |
| 496 | return $this->columns; |
| 497 | } |
| 498 | |
| 499 | /** |
| 500 | * Magic method to set the property to the value of $this->columns[$name]. |
| 501 | * |
| 502 | * @param string $name |
| 503 | * @param mixed $value |
| 504 | * @return void |
| 505 | */ |
| 506 | public function __set(string $name, mixed $value): void |
| 507 | { |
| 508 | if (!isset($this->dirty['old'][$name])) { |
| 509 | if (array_key_exists($name, $this->columns) && ($value !== $this->columns[$name])) { |
| 510 | $this->dirty['old'][$name] = $this->columns[$name]; |
| 511 | $this->dirty['new'][$name] = $value; |
| 512 | } else if (!isset($this->columns[$name]) && isset($value)) { |
| 513 | $this->dirty['old'][$name] = null; |
| 514 | $this->dirty['new'][$name] = $value; |
| 515 | } |
| 516 | } |
| 517 | $this->columns[$name] = $value; |
| 518 | } |
| 519 | |
| 520 | /** |
| 521 | * Magic method to return the value of $this->columns[$name]. |
| 522 | * |
| 523 | * @param string $name |
| 524 | * @return mixed |
| 525 | */ |
| 526 | public function __get(string $name): mixed |
| 527 | { |
| 528 | return (isset($this->columns[$name])) ? $this->columns[$name] : null; |
| 529 | } |
| 530 | |
| 531 | /** |
| 532 | * Magic method to return the isset value of $this->columns[$name]. |
| 533 | * |
| 534 | * @param string $name |
| 535 | * @return bool |
| 536 | */ |
| 537 | public function __isset(string $name): bool |
| 538 | { |
| 539 | return isset($this->columns[$name]); |
| 540 | } |
| 541 | |
| 542 | /** |
| 543 | * Magic method to unset $this->columns[$name]. |
| 544 | * |
| 545 | * @param string $name |
| 546 | * @return void |
| 547 | */ |
| 548 | public function __unset(string $name): void |
| 549 | { |
| 550 | if (isset($this->columns[$name])) { |
| 551 | if (!isset($this->dirty['old'][$name])) { |
| 552 | $this->dirty['old'][$name] = $this->columns[$name]; |
| 553 | $this->dirty['new'][$name] = null; |
| 554 | } |
| 555 | unset($this->columns[$name]); |
| 556 | } |
| 557 | } |
| 558 | |
| 559 | /** |
| 560 | * ArrayAccess offsetExists |
| 561 | * |
| 562 | * @param mixed $offset |
| 563 | * @return bool |
| 564 | */ |
| 565 | public function offsetExists(mixed $offset): bool |
| 566 | { |
| 567 | return $this->__isset($offset); |
| 568 | } |
| 569 | |
| 570 | /** |
| 571 | * ArrayAccess offsetGet |
| 572 | * |
| 573 | * @param mixed $offset |
| 574 | * @return mixed |
| 575 | */ |
| 576 | public function offsetGet(mixed $offset): mixed |
| 577 | { |
| 578 | return $this->__get($offset); |
| 579 | } |
| 580 | |
| 581 | /** |
| 582 | * ArrayAccess offsetSet |
| 583 | * |
| 584 | * @param mixed $offset |
| 585 | * @param mixed $value |
| 586 | * @return void |
| 587 | */ |
| 588 | public function offsetSet(mixed $offset, mixed $value): void |
| 589 | { |
| 590 | $this->__set($offset, $value); |
| 591 | } |
| 592 | |
| 593 | /** |
| 594 | * ArrayAccess offsetUnset |
| 595 | * |
| 596 | * @param mixed $offset |
| 597 | * @return void |
| 598 | */ |
| 599 | public function offsetUnset(mixed $offset): void |
| 600 | { |
| 601 | $this->__unset($offset); |
| 602 | } |
| 603 | |
| 604 | } |