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| 1 | <?php |
| 2 | declare(strict_types=1); |
| 3 | /** |
| 4 | * Pop PHP Framework (https://www.popphp.org/) |
| 5 | * |
| 6 | * @link https://github.com/popphp/popphp-framework |
| 7 | * @author Nick Sagona, III <nick@popphp.org> |
| 8 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 9 | * @license https://www.popphp.org/license New BSD License |
| 10 | */ |
| 11 | |
| 12 | /** |
| 13 | * @namespace |
| 14 | */ |
| 15 | namespace Pop\Db\Sql; |
| 16 | |
| 17 | use Pop\Db\Adapter\AbstractAdapter; |
| 18 | |
| 19 | /** |
| 20 | * Data class to output data to a valid SQL file |
| 21 | * |
| 22 | * @category Pop |
| 23 | * @package Pop\Db |
| 24 | * @author Nick Sagona, III <nick@popphp.org> |
| 25 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 26 | * @license https://www.popphp.org/license New BSD License |
| 27 | * @version 7.0.0 |
| 28 | */ |
| 29 | class Data extends AbstractSql |
| 30 | { |
| 31 | |
| 32 | /** |
| 33 | * Database table |
| 34 | * @var string |
| 35 | */ |
| 36 | protected string $table = 'pop_db_data'; |
| 37 | |
| 38 | /** |
| 39 | * Divide INSERT groups by # (0 creates one big INSERT statement, 1 creates an INSERT statement per row) |
| 40 | * @var int |
| 41 | */ |
| 42 | protected int $divide = 1; |
| 43 | |
| 44 | /** |
| 45 | * Conflict key for UPSERT |
| 46 | * @var ?string |
| 47 | */ |
| 48 | protected ?string $conflictKey = null; |
| 49 | |
| 50 | /** |
| 51 | * Conflict columns for UPSERT |
| 52 | * @var array |
| 53 | */ |
| 54 | protected array $conflictColumns = []; |
| 55 | |
| 56 | /** |
| 57 | * Force UPDATE instead of UPSERT if conflict keys/columns are provided |
| 58 | * @var bool |
| 59 | */ |
| 60 | protected bool $forceUpdate = false; |
| 61 | |
| 62 | /** |
| 63 | * SQL string |
| 64 | * @var ?string |
| 65 | */ |
| 66 | protected ?string $sql = null; |
| 67 | |
| 68 | /** |
| 69 | * Constructor |
| 70 | * |
| 71 | * Instantiate the SQL object |
| 72 | * |
| 73 | * @param AbstractAdapter $db |
| 74 | * @param string $table |
| 75 | * @param int $divide |
| 76 | */ |
| 77 | public function __construct(AbstractAdapter $db, string $table = 'pop_db_data', int $divide = 1) |
| 78 | { |
| 79 | parent::__construct($db); |
| 80 | $this->setDivide($divide); |
| 81 | $this->setTable($table); |
| 82 | } |
| 83 | |
| 84 | /** |
| 85 | * Set the INSERT divide |
| 86 | * |
| 87 | * @param int $divide |
| 88 | * @return Data |
| 89 | */ |
| 90 | public function setDivide(int $divide): Data |
| 91 | { |
| 92 | $this->divide = $divide; |
| 93 | return $this; |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * Get the INSERT divide |
| 98 | * |
| 99 | * @return int |
| 100 | */ |
| 101 | public function getDivide(): int |
| 102 | { |
| 103 | return $this->divide; |
| 104 | } |
| 105 | |
| 106 | /** |
| 107 | * Set force update |
| 108 | * |
| 109 | * @param bool $forceUpdate |
| 110 | * @param string $conflictKey |
| 111 | * @return Data |
| 112 | */ |
| 113 | public function setForceUpdate(bool $forceUpdate = true, string $conflictKey = 'id'): Data |
| 114 | { |
| 115 | $this->forceUpdate = $forceUpdate; |
| 116 | $this->conflictKey = $conflictKey; |
| 117 | return $this; |
| 118 | } |
| 119 | |
| 120 | /** |
| 121 | * Is force update |
| 122 | * |
| 123 | * @return bool |
| 124 | */ |
| 125 | public function isForceUpdate(): bool |
| 126 | { |
| 127 | return $this->forceUpdate; |
| 128 | } |
| 129 | |
| 130 | /** |
| 131 | * Set the database table |
| 132 | * |
| 133 | * @param string $table |
| 134 | * @return Data |
| 135 | */ |
| 136 | public function setTable(string $table): Data |
| 137 | { |
| 138 | $this->table = $table; |
| 139 | return $this; |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * Get the database table |
| 144 | * |
| 145 | * @return string |
| 146 | */ |
| 147 | public function getTable(): string |
| 148 | { |
| 149 | return $this->table; |
| 150 | } |
| 151 | |
| 152 | /** |
| 153 | * Get SQL string |
| 154 | * |
| 155 | * @return ?string |
| 156 | */ |
| 157 | public function getSql(): ?string |
| 158 | { |
| 159 | return $this->sql; |
| 160 | } |
| 161 | |
| 162 | /** |
| 163 | * Set what to do on a insert conflict (UPSERT - PostgreSQL & SQLite) |
| 164 | * |
| 165 | * @param array $columns |
| 166 | * @param ?string $key |
| 167 | * @return Data |
| 168 | */ |
| 169 | public function onConflict(array $columns, ?string $key = null): Data |
| 170 | { |
| 171 | $this->conflictColumns = $columns; |
| 172 | $this->conflictKey = $key; |
| 173 | return $this; |
| 174 | } |
| 175 | |
| 176 | /** |
| 177 | * Set columns to handle duplicates/conflicts (UPSERT - MySQL-ism) |
| 178 | * |
| 179 | * @param array $columns |
| 180 | * @return Data |
| 181 | */ |
| 182 | public function onDuplicateKeyUpdate(array $columns): Data |
| 183 | { |
| 184 | $this->onConflict($columns); |
| 185 | return $this; |
| 186 | } |
| 187 | |
| 188 | /** |
| 189 | * Check if data was serialized into SQL |
| 190 | * |
| 191 | * @return bool |
| 192 | */ |
| 193 | public function isSerialized(): bool |
| 194 | { |
| 195 | return ($this->sql !== null); |
| 196 | } |
| 197 | |
| 198 | /** |
| 199 | * Serialize the data into INSERT statements |
| 200 | * |
| 201 | * @param array $data |
| 202 | * @param mixed $omit |
| 203 | * @param bool $nullEmpty |
| 204 | * @param bool $forceQuote |
| 205 | * @return ?string |
| 206 | */ |
| 207 | public function serialize(array $data, mixed $omit = null, bool $nullEmpty = false, bool $forceQuote = false): ?string |
| 208 | { |
| 209 | if ($omit !== null) { |
| 210 | $omit = (!is_array($omit)) ? [$omit] : $omit; |
| 211 | } |
| 212 | |
| 213 | $this->sql = ''; |
| 214 | $table = $this->quoteId($this->table); |
| 215 | $columns = array_keys(reset($data)); |
| 216 | |
| 217 | if (!empty($omit)) { |
| 218 | foreach ($omit as $o) { |
| 219 | if (in_array($o, $columns)) { |
| 220 | unset($columns[array_search($o, $columns)]); |
| 221 | } |
| 222 | } |
| 223 | } |
| 224 | |
| 225 | // Force UPDATE SQL |
| 226 | if (($this->forceUpdate) && !empty($this->conflictKey)) { |
| 227 | foreach ($data as $row) { |
| 228 | $primaryValue = $row[$this->conflictKey]; |
| 229 | unset($row[$this->conflictKey]); |
| 230 | |
| 231 | $update = "UPDATE " . $table . " SET "; |
| 232 | if (!empty($omit)) { |
| 233 | foreach ($omit as $o) { |
| 234 | if (isset($row[$o])) { |
| 235 | unset($row[$o]); |
| 236 | } |
| 237 | } |
| 238 | } |
| 239 | |
| 240 | $values = []; |
| 241 | foreach ($row as $key => $value) { |
| 242 | $values[] = $this->quoteId($key) . ' = ' . $this->quote($value, $forceQuote); |
| 243 | } |
| 244 | $values = implode(', ', $values); |
| 245 | |
| 246 | if ($nullEmpty) { |
| 247 | $values = str_replace(["('',", " '', ", ", '')"], ["(NULL,", ' NULL, ', ', NULL)'], $values); |
| 248 | } |
| 249 | |
| 250 | $update .= $values . " WHERE " . $this->quoteId($this->conflictKey) . ' = ' . $primaryValue . ';'; |
| 251 | $this->sql .= $update . PHP_EOL; |
| 252 | } |
| 253 | // Else, INSERT/UPSERT SQL |
| 254 | } else { |
| 255 | $columns = array_map([$this, 'quoteId'], $columns); |
| 256 | $insert = "INSERT INTO " . $table . " (" . implode(', ', $columns) . ") VALUES" . PHP_EOL; |
| 257 | $onUpdate = $this->formatConflicts(); |
| 258 | |
| 259 | foreach ($data as $i => $row) { |
| 260 | if (!empty($omit)) { |
| 261 | foreach ($omit as $o) { |
| 262 | if (isset($row[$o])) { |
| 263 | unset($row[$o]); |
| 264 | } |
| 265 | } |
| 266 | } |
| 267 | $value = "(" . implode(', ', array_map(function($value) use ($forceQuote) { |
| 268 | return $this->quote($value, $forceQuote); |
| 269 | }, $row)) . ")"; |
| 270 | if ($nullEmpty) { |
| 271 | $value = str_replace(["('',", " '', ", ", '')", " '', "], ["(NULL,", ' NULL, ', ', NULL)', ' NULL, '], $value); |
| 272 | } |
| 273 | |
| 274 | switch ($this->divide) { |
| 275 | case 0: |
| 276 | if ($i == 0) { |
| 277 | $this->sql .= $insert; |
| 278 | } |
| 279 | $this->sql .= $value; |
| 280 | $this->sql .= ($i == (count($data) - 1)) ? $onUpdate . ';' : ','; |
| 281 | $this->sql .= PHP_EOL; |
| 282 | break; |
| 283 | case 1: |
| 284 | $this->sql .= $insert . $value . $onUpdate . ';' . PHP_EOL; |
| 285 | break; |
| 286 | default: |
| 287 | if (($i % $this->divide) == 0) { |
| 288 | $this->sql .= $insert . $value . (($i == (count($data) - 1)) ? $onUpdate . ';' : ',') . PHP_EOL; |
| 289 | } else { |
| 290 | $this->sql .= $value; |
| 291 | $this->sql .= (((($i + 1) % $this->divide) == 0) || ($i == (count($data) - 1))) ? $onUpdate . ';' : ','; |
| 292 | $this->sql .= PHP_EOL; |
| 293 | } |
| 294 | } |
| 295 | } |
| 296 | } |
| 297 | |
| 298 | return $this->sql; |
| 299 | } |
| 300 | |
| 301 | /** |
| 302 | * Output SQL to a file |
| 303 | * |
| 304 | * @param string $to |
| 305 | * @param ?string $header |
| 306 | * @param ?string $footer |
| 307 | * @return void |
| 308 | */ |
| 309 | public function writeToFile(string $to, ?string $header = null, ?string $footer = null): void |
| 310 | { |
| 311 | file_put_contents($to, $header . $this->sql . $footer); |
| 312 | } |
| 313 | |
| 314 | /** |
| 315 | * Serialize the data into INSERT statements |
| 316 | * |
| 317 | * @param array $data |
| 318 | * @param ?string $to |
| 319 | * @param mixed $omit |
| 320 | * @param bool $nullEmpty |
| 321 | * @param ?string $header |
| 322 | * @param ?string $footer |
| 323 | * @return void |
| 324 | */ |
| 325 | public function streamToFile( |
| 326 | array $data, ?string $to, mixed $omit = null, bool $nullEmpty = false, ?string $header = null, ?string $footer = null |
| 327 | ): void |
| 328 | { |
| 329 | if (!file_exists($to)) { |
| 330 | touch($to); |
| 331 | } |
| 332 | |
| 333 | $handle = fopen($to, 'a'); |
| 334 | |
| 335 | if ($header !== null) { |
| 336 | fwrite($handle, $header); |
| 337 | } |
| 338 | |
| 339 | if ($omit !== null) { |
| 340 | $omit = (!is_array($omit)) ? [$omit] : $omit; |
| 341 | } |
| 342 | |
| 343 | $table = $this->quoteId($this->table); |
| 344 | $columns = array_keys(reset($data)); |
| 345 | |
| 346 | if (!empty($omit)) { |
| 347 | foreach ($omit as $o) { |
| 348 | if (in_array($o, $columns)) { |
| 349 | unset($columns[array_search($o, $columns)]); |
| 350 | } |
| 351 | } |
| 352 | } |
| 353 | |
| 354 | $columns = array_map([$this, 'quoteId'], $columns); |
| 355 | $insert = "INSERT INTO " . $table . " (" . implode(', ', $columns) . ") VALUES" . PHP_EOL; |
| 356 | $onUpdate = $this->formatConflicts(); |
| 357 | |
| 358 | foreach ($data as $i => $row) { |
| 359 | if (!empty($omit)) { |
| 360 | foreach ($omit as $o) { |
| 361 | if (isset($row[$o])) { |
| 362 | unset($row[$o]); |
| 363 | } |
| 364 | } |
| 365 | } |
| 366 | $value = "(" . implode(', ', array_map([$this, 'quote'], $row)) . ")"; |
| 367 | if ($nullEmpty) { |
| 368 | $value = str_replace(["'', ", ", '')"], ['NULL, ', ', NULL)'], $value); |
| 369 | } |
| 370 | |
| 371 | switch ($this->divide) { |
| 372 | case 0: |
| 373 | if ($i == 0) { |
| 374 | fwrite($handle, $insert); |
| 375 | } |
| 376 | fwrite($handle, $value); |
| 377 | fwrite($handle, ($i == (count($data) - 1)) ? $onUpdate . ';' : ','); |
| 378 | fwrite($handle, PHP_EOL); |
| 379 | break; |
| 380 | case 1: |
| 381 | fwrite($handle, $insert . $value . ';' . PHP_EOL); |
| 382 | break; |
| 383 | default: |
| 384 | if (($i % $this->divide) == 0) { |
| 385 | fwrite($handle, $insert . $value . (($i == (count($data) - 1)) ? $onUpdate . ';' : ',') . PHP_EOL); |
| 386 | } else { |
| 387 | fwrite($handle, $value); |
| 388 | fwrite($handle, ((((($i + 1) % $this->divide) == 0) || ($i == (count($data) - 1))) ? $onUpdate . ';' : ',')); |
| 389 | fwrite($handle, PHP_EOL); |
| 390 | } |
| 391 | } |
| 392 | } |
| 393 | |
| 394 | |
| 395 | if ($footer !== null) { |
| 396 | fwrite($handle, $footer); |
| 397 | } |
| 398 | |
| 399 | fclose($handle); |
| 400 | } |
| 401 | |
| 402 | /** |
| 403 | * __toString magic method |
| 404 | * |
| 405 | * @return string |
| 406 | */ |
| 407 | public function __toString(): string |
| 408 | { |
| 409 | return $this->sql; |
| 410 | } |
| 411 | |
| 412 | /** |
| 413 | * Method to format conflicts (UPSERT) |
| 414 | * |
| 415 | * @return string |
| 416 | */ |
| 417 | protected function formatConflicts(): string |
| 418 | { |
| 419 | $onUpdate = ''; |
| 420 | |
| 421 | if (!empty($this->conflictColumns)) { |
| 422 | $updates = []; |
| 423 | switch ($this->dbType) { |
| 424 | case self::MYSQL: |
| 425 | foreach ($this->conflictColumns as $conflictColumn) { |
| 426 | $updates[] = $this->quoteId($conflictColumn) . ' = VALUES(' . $conflictColumn .')'; |
| 427 | } |
| 428 | $onUpdate = PHP_EOL . ' ON DUPLICATE KEY UPDATE ' . implode(', ', $updates); |
| 429 | break; |
| 430 | case self::SQLITE: |
| 431 | case self::PGSQL: |
| 432 | foreach ($this->conflictColumns as $conflictColumn) { |
| 433 | $updates[] = $this->quoteId($conflictColumn) . ' = excluded.' . $conflictColumn; |
| 434 | } |
| 435 | $onUpdate = PHP_EOL . ' ON CONFLICT (' . $this->quoteId($this->conflictKey) . ') DO UPDATE SET ' |
| 436 | . implode(', ', $updates); |
| 437 | break; |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | return $onUpdate; |
| 442 | } |
| 443 | |
| 444 | } |