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<?php |
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declare(strict_types=1); |
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namespace MySQLReplication\Event\RowEvent; |
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use DateTime; |
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use Exception; |
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use MySQLReplication\BinaryDataReader\BinaryDataReader; |
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use MySQLReplication\BinaryDataReader\BinaryDataReaderException; |
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use MySQLReplication\Config\Config; |
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use MySQLReplication\Definitions\ConstEventType; |
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use MySQLReplication\Definitions\ConstFieldType; |
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use MySQLReplication\Event\DTO\DeleteRowsDTO; |
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use MySQLReplication\Event\DTO\TableMapDTO; |
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use MySQLReplication\Event\DTO\UpdateRowsDTO; |
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use MySQLReplication\Event\DTO\WriteRowsDTO; |
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use MySQLReplication\Event\EventCommon; |
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use MySQLReplication\Event\EventInfo; |
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use MySQLReplication\Exception\MySQLReplicationException; |
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use MySQLReplication\JsonBinaryDecoder\JsonBinaryDecoderException; |
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use MySQLReplication\JsonBinaryDecoder\JsonBinaryDecoderService; |
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use MySQLReplication\Repository\FieldDTO; |
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use MySQLReplication\Repository\RepositoryInterface; |
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use Psr\SimpleCache\CacheInterface; |
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use Psr\SimpleCache\InvalidArgumentException; |
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use RuntimeException; |
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class RowEvent extends EventCommon |
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{ |
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private static $bitCountInByte = [ |
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]; |
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private $repository; |
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private $cache; |
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/** |
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* @var TableMap|null |
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*/ |
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private $currentTableMap; |
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54 |
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public function __construct( |
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RepositoryInterface $repository, |
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BinaryDataReader $binaryDataReader, |
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EventInfo $eventInfo, |
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CacheInterface $cache |
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) { |
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parent::__construct($eventInfo, $binaryDataReader); |
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$this->repository = $repository; |
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$this->cache = $cache; |
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} |
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/** |
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* This describe the structure of a table. |
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* It's send before a change append on a table. |
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* A end user of the lib should have no usage of this |
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* @throws BinaryDataReaderException |
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* @throws InvalidArgumentException |
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*/ |
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315
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54 |
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public function makeTableMapDTO(): ?TableMapDTO |
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316
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{ |
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317
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54 |
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$data = []; |
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318
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54 |
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$data['table_id'] = $this->binaryDataReader->readTableId(); |
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319
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54 |
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$this->binaryDataReader->advance(2); |
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320
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54 |
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$data['schema_length'] = $this->binaryDataReader->readUInt8(); |
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321
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54 |
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$data['schema_name'] = $this->binaryDataReader->read($data['schema_length']); |
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322
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323
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54 |
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if (Config::checkDataBasesOnly($data['schema_name'])) { |
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return null; |
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325
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} |
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326
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327
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54 |
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$this->binaryDataReader->advance(1); |
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328
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54 |
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$data['table_length'] = $this->binaryDataReader->readUInt8(); |
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329
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54 |
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$data['table_name'] = $this->binaryDataReader->read($data['table_length']); |
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330
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331
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54 |
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if (Config::checkTablesOnly($data['table_name'])) { |
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332
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1 |
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return null; |
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333
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} |
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334
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335
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54 |
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$this->binaryDataReader->advance(1); |
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336
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54 |
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$data['columns_amount'] = (int)$this->binaryDataReader->readCodedBinary(); |
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337
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54 |
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$data['column_types'] = $this->binaryDataReader->read($data['columns_amount']); |
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338
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339
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54 |
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if ($this->cache->has($data['table_id'])) { |
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340
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2 |
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return new TableMapDTO($this->eventInfo, $this->cache->get($data['table_id'])); |
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341
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} |
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342
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343
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54 |
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$this->binaryDataReader->readCodedBinary(); |
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344
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345
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54 |
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$fieldDTOCollection = $this->repository->getFields($data['schema_name'], $data['table_name']); |
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346
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54 |
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$columnDTOCollection = new ColumnDTOCollection(); |
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347
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// if you drop tables and parse of logs you will get empty scheme |
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348
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54 |
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if (!$fieldDTOCollection->isEmpty()) { |
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349
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53 |
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$columnLength = strlen($data['column_types']); |
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350
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53 |
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for ($offset = 0; $offset < $columnLength; ++$offset) { |
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351
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// this a dirty hack to prevent row events containing columns which have been dropped |
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352
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53 |
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if ($fieldDTOCollection->offsetExists($offset)) { |
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353
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53 |
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$type = ord($data['column_types'][$offset]); |
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354
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} else { |
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355
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1 |
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$fieldDTOCollection->offsetSet($offset, FieldDTO::makeDummy($offset)); |
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|
356
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1 |
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$type = ConstFieldType::IGNORE; |
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357
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} |
|
358
|
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|
359
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/** @var FieldDTO $fieldDTO */ |
|
360
|
53 |
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$fieldDTO = $fieldDTOCollection->offsetGet($offset); |
|
|
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|
361
|
53 |
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if (null !== $fieldDTO) { |
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362
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53 |
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$columnDTOCollection->set($offset, ColumnDTO::make($type, $fieldDTO, $this->binaryDataReader)); |
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363
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} |
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364
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} |
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365
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|
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} |
|
366
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367
|
54 |
|
$tableMap = new TableMap( |
|
368
|
54 |
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$data['schema_name'], |
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369
|
54 |
|
$data['table_name'], |
|
370
|
54 |
|
$data['table_id'], |
|
371
|
54 |
|
$data['columns_amount'], |
|
372
|
|
|
$columnDTOCollection |
|
373
|
|
|
); |
|
374
|
|
|
|
|
375
|
54 |
|
$this->cache->set($data['table_id'], $tableMap); |
|
376
|
|
|
|
|
377
|
54 |
|
return new TableMapDTO($this->eventInfo, $tableMap); |
|
378
|
|
|
} |
|
379
|
|
|
|
|
380
|
|
|
/** |
|
381
|
|
|
* @throws BinaryDataReaderException |
|
382
|
|
|
* @throws InvalidArgumentException |
|
383
|
|
|
* @throws JsonBinaryDecoderException |
|
384
|
|
|
* @throws MySQLReplicationException |
|
385
|
|
|
*/ |
|
386
|
53 |
|
public function makeWriteRowsDTO(): ?WriteRowsDTO |
|
387
|
|
|
{ |
|
388
|
53 |
|
if (!$this->rowInit()) { |
|
389
|
1 |
|
return null; |
|
390
|
|
|
} |
|
391
|
|
|
|
|
392
|
53 |
|
$values = $this->getValues(); |
|
393
|
|
|
|
|
394
|
53 |
|
return new WriteRowsDTO( |
|
395
|
53 |
|
$this->eventInfo, |
|
396
|
53 |
|
$this->currentTableMap, |
|
397
|
53 |
|
count($values), |
|
398
|
|
|
$values |
|
399
|
|
|
); |
|
400
|
|
|
} |
|
401
|
|
|
|
|
402
|
|
|
/** |
|
403
|
|
|
* @throws InvalidArgumentException |
|
404
|
|
|
* @throws BinaryDataReaderException |
|
405
|
|
|
*/ |
|
406
|
53 |
|
protected function rowInit(): bool |
|
407
|
|
|
{ |
|
408
|
53 |
|
$tableId = $this->binaryDataReader->readTableId(); |
|
409
|
53 |
|
$this->binaryDataReader->advance(2); |
|
410
|
|
|
|
|
411
|
53 |
|
if (in_array( |
|
412
|
53 |
|
$this->eventInfo->getType(), [ |
|
413
|
53 |
|
ConstEventType::DELETE_ROWS_EVENT_V2, |
|
414
|
|
|
ConstEventType::WRITE_ROWS_EVENT_V2, |
|
415
|
|
|
ConstEventType::UPDATE_ROWS_EVENT_V2 |
|
416
|
53 |
|
], true |
|
417
|
|
|
)) { |
|
418
|
53 |
|
$this->binaryDataReader->read((int)($this->binaryDataReader->readUInt16() / 8)); |
|
419
|
|
|
} |
|
420
|
|
|
|
|
421
|
53 |
|
$this->binaryDataReader->readCodedBinary(); |
|
422
|
|
|
|
|
423
|
53 |
|
if ($this->cache->has($tableId)) { |
|
424
|
|
|
/** @var TableMap $tableMap */ |
|
425
|
53 |
|
$this->currentTableMap = $this->cache->get($tableId); |
|
426
|
|
|
|
|
427
|
53 |
|
return true; |
|
428
|
|
|
} |
|
429
|
|
|
|
|
430
|
1 |
|
return false; |
|
431
|
|
|
} |
|
432
|
|
|
|
|
433
|
|
|
/** |
|
434
|
|
|
* @throws BinaryDataReaderException |
|
435
|
|
|
* @throws JsonBinaryDecoderException |
|
436
|
|
|
* @throws MySQLReplicationException |
|
437
|
|
|
*/ |
|
438
|
53 |
|
protected function getValues(): array |
|
439
|
|
|
{ |
|
440
|
|
|
// if we don't get columns from information schema we don't know how to assign them |
|
441
|
53 |
|
if ($this->currentTableMap === null || $this->currentTableMap->getColumnDTOCollection()->isEmpty()) { |
|
442
|
1 |
|
return []; |
|
443
|
|
|
} |
|
444
|
|
|
|
|
445
|
52 |
|
$binaryData = $this->binaryDataReader->read( |
|
446
|
52 |
|
$this->getColumnsBinarySize($this->currentTableMap->getColumnsAmount()) |
|
447
|
|
|
); |
|
448
|
|
|
|
|
449
|
52 |
|
$values = []; |
|
450
|
52 |
|
while (!$this->binaryDataReader->isComplete($this->eventInfo->getSizeNoHeader())) { |
|
451
|
52 |
|
$values[] = $this->getColumnData($binaryData); |
|
452
|
|
|
} |
|
453
|
|
|
|
|
454
|
52 |
|
return $values; |
|
455
|
|
|
} |
|
456
|
|
|
|
|
457
|
52 |
|
protected function getColumnsBinarySize(int $columnsAmount): int |
|
458
|
|
|
{ |
|
459
|
52 |
|
return (int)(($columnsAmount + 7) / 8); |
|
460
|
|
|
} |
|
461
|
|
|
|
|
462
|
|
|
/** |
|
463
|
|
|
* @throws BinaryDataReaderException |
|
464
|
|
|
* @throws JsonBinaryDecoderException |
|
465
|
|
|
* @throws MySQLReplicationException |
|
466
|
|
|
*/ |
|
467
|
52 |
|
protected function getColumnData(string $colsBitmap): array |
|
468
|
|
|
{ |
|
469
|
52 |
|
if (null === $this->currentTableMap) { |
|
470
|
|
|
throw new RuntimeException('Current table map is missing!'); |
|
471
|
|
|
} |
|
472
|
|
|
|
|
473
|
52 |
|
$values = []; |
|
474
|
|
|
|
|
475
|
|
|
// null bitmap length = (bits set in 'columns-present-bitmap'+7)/8 |
|
476
|
|
|
// see http://dev.mysql.com/doc/internals/en/rows-event.html |
|
477
|
52 |
|
$nullBitmap = $this->binaryDataReader->read($this->getColumnsBinarySize($this->bitCount($colsBitmap))); |
|
478
|
52 |
|
$nullBitmapIndex = 0; |
|
479
|
|
|
|
|
480
|
52 |
|
foreach ($this->currentTableMap->getColumnDTOCollection() as $i => $columnDTO) { |
|
481
|
52 |
|
$name = $columnDTO->getName(); |
|
482
|
52 |
|
$type = $columnDTO->getType(); |
|
483
|
|
|
|
|
484
|
52 |
|
if (0 === $this->bitGet($colsBitmap, $i)) { |
|
485
|
|
|
$values[$name] = null; |
|
486
|
|
|
continue; |
|
487
|
|
|
} |
|
488
|
|
|
|
|
489
|
52 |
|
if ($this->checkNull($nullBitmap, $nullBitmapIndex)) { |
|
490
|
6 |
|
$values[$name] = null; |
|
491
|
51 |
|
} else if ($type === ConstFieldType::IGNORE) { |
|
492
|
1 |
|
$this->binaryDataReader->advance($columnDTO->getLengthSize()); |
|
493
|
1 |
|
$values[$name] = null; |
|
494
|
51 |
|
} else if ($type === ConstFieldType::TINY) { |
|
495
|
5 |
|
if ($columnDTO->isUnsigned()) { |
|
496
|
4 |
|
$values[$name] = $this->binaryDataReader->readUInt8(); |
|
497
|
|
|
} else { |
|
498
|
5 |
|
$values[$name] = $this->binaryDataReader->readInt8(); |
|
499
|
|
|
} |
|
500
|
46 |
|
} else if ($type === ConstFieldType::SHORT) { |
|
501
|
1 |
|
if ($columnDTO->isUnsigned()) { |
|
502
|
1 |
|
$values[$name] = $this->binaryDataReader->readUInt16(); |
|
503
|
|
|
} else { |
|
504
|
1 |
|
$values[$name] = $this->binaryDataReader->readInt16(); |
|
505
|
|
|
} |
|
506
|
45 |
|
} else if ($type === ConstFieldType::LONG) { |
|
507
|
10 |
|
if ($columnDTO->isUnsigned()) { |
|
508
|
1 |
|
$values[$name] = $this->binaryDataReader->readUInt32(); |
|
509
|
|
|
} else { |
|
510
|
10 |
|
$values[$name] = $this->binaryDataReader->readInt32(); |
|
511
|
|
|
} |
|
512
|
43 |
|
} else if ($type === ConstFieldType::LONGLONG) { |
|
513
|
1 |
|
if ($columnDTO->isUnsigned()) { |
|
514
|
1 |
|
$values[$name] = $this->binaryDataReader->readUInt64(); |
|
515
|
|
|
} else { |
|
516
|
1 |
|
$values[$name] = $this->binaryDataReader->readInt64(); |
|
517
|
|
|
} |
|
518
|
42 |
|
} else if ($type === ConstFieldType::INT24) { |
|
519
|
1 |
|
if ($columnDTO->isUnsigned()) { |
|
520
|
1 |
|
$values[$name] = $this->binaryDataReader->readUInt24(); |
|
521
|
|
|
} else { |
|
522
|
1 |
|
$values[$name] = $this->binaryDataReader->readInt24(); |
|
523
|
|
|
} |
|
524
|
41 |
|
} else if ($type === ConstFieldType::FLOAT) { |
|
525
|
|
|
// http://dev.mysql.com/doc/refman/5.7/en/floating-point-types.html FLOAT(7,4) |
|
526
|
1 |
|
$values[$name] = round($this->binaryDataReader->readFloat(), 4); |
|
527
|
40 |
|
} else if ($type === ConstFieldType::DOUBLE) { |
|
528
|
1 |
|
$values[$name] = $this->binaryDataReader->readDouble(); |
|
529
|
39 |
|
} else if ($type === ConstFieldType::VARCHAR || $type === ConstFieldType::STRING) { |
|
530
|
8 |
|
$values[$name] = $columnDTO->getMaxLength() > 255 ? $this->getString(2) : $this->getString(1); |
|
531
|
31 |
|
} else if ($type === ConstFieldType::NEWDECIMAL) { |
|
532
|
10 |
|
$values[$name] = $this->getDecimal($columnDTO); |
|
533
|
21 |
|
} else if ($type === ConstFieldType::BLOB) { |
|
534
|
4 |
|
$values[$name] = $this->getString($columnDTO->getLengthSize()); |
|
535
|
17 |
|
} else if ($type === ConstFieldType::DATETIME) { |
|
536
|
|
|
$values[$name] = $this->getDatetime(); |
|
537
|
17 |
|
} else if ($type === ConstFieldType::DATETIME2) { |
|
538
|
4 |
|
$values[$name] = $this->getDatetime2($columnDTO); |
|
539
|
13 |
|
} else if ($type === ConstFieldType::TIMESTAMP) { |
|
540
|
|
|
$values[$name] = date('Y-m-d H:i:s', $this->binaryDataReader->readUInt32()); |
|
541
|
13 |
|
} else if ($type === ConstFieldType::TIME) { |
|
542
|
|
|
$values[$name] = $this->getTime(); |
|
543
|
13 |
|
} else if ($type === ConstFieldType::TIME2) { |
|
544
|
2 |
|
$values[$name] = $this->getTime2($columnDTO); |
|
545
|
11 |
|
} else if ($type === ConstFieldType::TIMESTAMP2) { |
|
546
|
2 |
|
$values[$name] = $this->getTimestamp2($columnDTO); |
|
547
|
9 |
|
} else if ($type === ConstFieldType::DATE) { |
|
548
|
4 |
|
$values[$name] = $this->getDate(); |
|
549
|
5 |
|
} else if ($type === ConstFieldType::YEAR) { |
|
550
|
|
|
// https://dev.mysql.com/doc/refman/5.7/en/year.html |
|
551
|
1 |
|
$year = $this->binaryDataReader->readUInt8(); |
|
552
|
1 |
|
$values[$name] = 0 === $year ? null : 1900 + $year; |
|
553
|
4 |
|
} else if ($type === ConstFieldType::ENUM) { |
|
554
|
1 |
|
$values[$name] = $this->getEnum($columnDTO); |
|
555
|
3 |
|
} else if ($type === ConstFieldType::SET) { |
|
556
|
1 |
|
$values[$name] = $this->getSet($columnDTO); |
|
557
|
2 |
|
} else if ($type === ConstFieldType::BIT) { |
|
558
|
1 |
|
$values[$name] = $this->getBit($columnDTO); |
|
559
|
1 |
|
} else if ($type === ConstFieldType::GEOMETRY) { |
|
560
|
1 |
|
$values[$name] = $this->getString($columnDTO->getLengthSize()); |
|
561
|
|
|
} else if ($type === ConstFieldType::JSON) { |
|
562
|
|
|
$values[$name] = JsonBinaryDecoderService::makeJsonBinaryDecoder($this->getString($columnDTO->getLengthSize()))->parseToString(); |
|
563
|
|
|
} else { |
|
564
|
|
|
throw new MySQLReplicationException('Unknown row type: ' . $type); |
|
565
|
|
|
} |
|
566
|
|
|
|
|
567
|
52 |
|
++$nullBitmapIndex; |
|
568
|
|
|
} |
|
569
|
|
|
|
|
570
|
52 |
|
return $values; |
|
571
|
|
|
} |
|
572
|
|
|
|
|
573
|
52 |
|
protected function bitCount(string $bitmap): int |
|
574
|
|
|
{ |
|
575
|
52 |
|
$n = 0; |
|
576
|
52 |
|
$bitmapLength = strlen($bitmap); |
|
577
|
52 |
|
for ($i = 0; $i < $bitmapLength; ++$i) { |
|
578
|
52 |
|
$bit = $bitmap[$i]; |
|
579
|
52 |
|
if (is_string($bit)) { |
|
580
|
52 |
|
$bit = ord($bit); |
|
581
|
|
|
} |
|
582
|
52 |
|
$n += self::$bitCountInByte[$bit]; |
|
583
|
|
|
} |
|
584
|
|
|
|
|
585
|
52 |
|
return $n; |
|
586
|
|
|
} |
|
587
|
|
|
|
|
588
|
52 |
|
protected function bitGet(string $bitmap, int $position): int |
|
589
|
|
|
{ |
|
590
|
52 |
|
return $this->getBitFromBitmap($bitmap, $position) & (1 << ($position & 7)); |
|
591
|
|
|
} |
|
592
|
|
|
|
|
593
|
52 |
|
protected function getBitFromBitmap(string $bitmap, int $position): int |
|
594
|
|
|
{ |
|
595
|
52 |
|
$bit = $bitmap[(int)($position / 8)]; |
|
596
|
52 |
|
if (is_string($bit)) { |
|
597
|
52 |
|
$bit = ord($bit); |
|
598
|
|
|
} |
|
599
|
|
|
|
|
600
|
52 |
|
return $bit; |
|
601
|
|
|
} |
|
602
|
|
|
|
|
603
|
52 |
|
protected function checkNull(string $nullBitmap, int $position): int |
|
604
|
|
|
{ |
|
605
|
52 |
|
return $this->getBitFromBitmap($nullBitmap, $position) & (1 << ($position % 8)); |
|
606
|
|
|
} |
|
607
|
|
|
|
|
608
|
|
|
/** |
|
609
|
|
|
* @throws BinaryDataReaderException |
|
610
|
|
|
*/ |
|
611
|
13 |
|
protected function getString(int $size): string |
|
612
|
|
|
{ |
|
613
|
13 |
|
return $this->binaryDataReader->readLengthString($size); |
|
614
|
|
|
} |
|
615
|
|
|
|
|
616
|
|
|
/** |
|
617
|
|
|
* Read MySQL's new decimal format introduced in MySQL 5 |
|
618
|
|
|
* https://dev.mysql.com/doc/refman/5.6/en/precision-math-decimal-characteristics.html |
|
619
|
|
|
* @throws BinaryDataReaderException |
|
620
|
|
|
*/ |
|
621
|
10 |
|
protected function getDecimal(ColumnDTO $columnDTO): string |
|
622
|
|
|
{ |
|
623
|
10 |
|
$digitsPerInteger = 9; |
|
624
|
10 |
|
$compressedBytes = [0, 1, 1, 2, 2, 3, 3, 4, 4, 4]; |
|
625
|
10 |
|
$integral = $columnDTO->getPrecision() - $columnDTO->getDecimals(); |
|
626
|
10 |
|
$unCompIntegral = (int)($integral / $digitsPerInteger); |
|
627
|
10 |
|
$unCompFractional = (int)($columnDTO->getDecimals() / $digitsPerInteger); |
|
628
|
10 |
|
$compIntegral = $integral - ($unCompIntegral * $digitsPerInteger); |
|
629
|
10 |
|
$compFractional = $columnDTO->getDecimals() - ($unCompFractional * $digitsPerInteger); |
|
630
|
|
|
|
|
631
|
10 |
|
$value = $this->binaryDataReader->readUInt8(); |
|
632
|
10 |
|
if (0 !== ($value & 0x80)) { |
|
633
|
7 |
|
$mask = 0; |
|
634
|
7 |
|
$res = ''; |
|
635
|
|
|
} else { |
|
636
|
3 |
|
$mask = -1; |
|
637
|
3 |
|
$res = '-'; |
|
638
|
|
|
} |
|
639
|
10 |
|
$this->binaryDataReader->unread(pack('C', $value ^ 0x80)); |
|
640
|
|
|
|
|
641
|
10 |
|
$size = $compressedBytes[$compIntegral]; |
|
642
|
10 |
|
if ($size > 0) { |
|
643
|
10 |
|
$value = $this->binaryDataReader->readIntBeBySize($size) ^ $mask; |
|
644
|
10 |
|
$res .= $value; |
|
645
|
|
|
} |
|
646
|
|
|
|
|
647
|
10 |
|
for ($i = 0; $i < $unCompIntegral; ++$i) { |
|
648
|
9 |
|
$value = $this->binaryDataReader->readInt32Be() ^ $mask; |
|
649
|
9 |
|
$res .= sprintf('%09d', $value); |
|
650
|
|
|
} |
|
651
|
|
|
|
|
652
|
10 |
|
$res .= '.'; |
|
653
|
|
|
|
|
654
|
10 |
|
for ($i = 0; $i < $unCompFractional; ++$i) { |
|
655
|
4 |
|
$value = $this->binaryDataReader->readInt32Be() ^ $mask; |
|
656
|
4 |
|
$res .= sprintf('%09d', $value); |
|
657
|
|
|
} |
|
658
|
|
|
|
|
659
|
10 |
|
$size = $compressedBytes[$compFractional]; |
|
660
|
10 |
|
if ($size > 0) { |
|
661
|
5 |
|
$value = $this->binaryDataReader->readIntBeBySize($size) ^ $mask; |
|
662
|
5 |
|
$res .= sprintf('%0' . $compFractional . 'd', $value); |
|
663
|
|
|
} |
|
664
|
|
|
|
|
665
|
10 |
|
return bcmul($res, '1', $columnDTO->getDecimals()); |
|
666
|
|
|
} |
|
667
|
|
|
|
|
668
|
|
|
protected function getDatetime(): ?string |
|
669
|
|
|
{ |
|
670
|
|
|
$value = $this->binaryDataReader->readUInt64(); |
|
671
|
|
|
// nasty mysql 0000-00-00 dates |
|
672
|
|
|
if ('0' === $value) { |
|
673
|
|
|
return null; |
|
674
|
|
|
} |
|
675
|
|
|
|
|
676
|
|
|
$date = DateTime::createFromFormat('YmdHis', $value)->format('Y-m-d H:i:s'); |
|
677
|
|
|
if (array_sum(DateTime::getLastErrors()) > 0) { |
|
678
|
|
|
return null; |
|
679
|
|
|
} |
|
680
|
|
|
|
|
681
|
|
|
return $date; |
|
682
|
|
|
} |
|
683
|
|
|
|
|
684
|
|
|
/** |
|
685
|
|
|
* Date Time |
|
686
|
|
|
* 1 bit sign (1= non-negative, 0= negative) |
|
687
|
|
|
* 17 bits year*13+month (year 0-9999, month 0-12) |
|
688
|
|
|
* 5 bits day (0-31) |
|
689
|
|
|
* 5 bits hour (0-23) |
|
690
|
|
|
* 6 bits minute (0-59) |
|
691
|
|
|
* 6 bits second (0-59) |
|
692
|
|
|
* --------------------------- |
|
693
|
|
|
* 40 bits = 5 bytes |
|
694
|
|
|
* |
|
695
|
|
|
* @throws BinaryDataReaderException |
|
696
|
|
|
* |
|
697
|
|
|
* @link https://dev.mysql.com/doc/internals/en/date-and-time-data-type-representation.html |
|
698
|
|
|
*/ |
|
699
|
4 |
|
protected function getDatetime2(ColumnDTO $columnDTO): ?string |
|
700
|
|
|
{ |
|
701
|
4 |
|
$data = $this->binaryDataReader->readIntBeBySize(5); |
|
702
|
|
|
|
|
703
|
4 |
|
$yearMonth = $this->binaryDataReader->getBinarySlice($data, 1, 17, 40); |
|
704
|
|
|
|
|
705
|
4 |
|
$year = (int)($yearMonth / 13); |
|
706
|
4 |
|
$month = $yearMonth % 13; |
|
707
|
4 |
|
$day = $this->binaryDataReader->getBinarySlice($data, 18, 5, 40); |
|
708
|
4 |
|
$hour = $this->binaryDataReader->getBinarySlice($data, 23, 5, 40); |
|
709
|
4 |
|
$minute = $this->binaryDataReader->getBinarySlice($data, 28, 6, 40); |
|
710
|
4 |
|
$second = $this->binaryDataReader->getBinarySlice($data, 34, 6, 40); |
|
711
|
4 |
|
$fsp = $this->getFSP($columnDTO); |
|
712
|
|
|
|
|
713
|
|
|
try { |
|
714
|
4 |
|
$date = new DateTime($year . '-' . $month . '-' . $day . ' ' . $hour . ':' . $minute . ':' . $second); |
|
715
|
|
|
} catch (Exception $exception) { |
|
716
|
|
|
return null; |
|
717
|
|
|
} |
|
718
|
4 |
|
if (array_sum(DateTime::getLastErrors()) > 0) { |
|
719
|
3 |
|
return null; |
|
720
|
|
|
} |
|
721
|
|
|
|
|
722
|
1 |
|
return $date->format('Y-m-d H:i:s') . $fsp; |
|
723
|
|
|
} |
|
724
|
|
|
|
|
725
|
|
|
/** |
|
726
|
|
|
* @throws BinaryDataReaderException |
|
727
|
|
|
* @link https://dev.mysql.com/doc/internals/en/date-and-time-data-type-representation.html |
|
728
|
|
|
*/ |
|
729
|
8 |
|
protected function getFSP(ColumnDTO $columnDTO): string |
|
730
|
|
|
{ |
|
731
|
8 |
|
$read = 0; |
|
732
|
8 |
|
$time = ''; |
|
733
|
8 |
|
$fsp = $columnDTO->getFsp(); |
|
734
|
8 |
|
if ($fsp === 1 || $fsp === 2) { |
|
735
|
1 |
|
$read = 1; |
|
736
|
8 |
|
} else if ($fsp === 3 || $fsp === 4) { |
|
737
|
1 |
|
$read = 2; |
|
738
|
8 |
|
} else if ($fsp === 5 || $fsp === 6) { |
|
739
|
1 |
|
$read = 3; |
|
740
|
|
|
} |
|
741
|
8 |
|
if ($read > 0) { |
|
742
|
1 |
|
$microsecond = $this->binaryDataReader->readIntBeBySize($read); |
|
743
|
1 |
|
if ($fsp % 2) { |
|
744
|
1 |
|
$microsecond = (int)($microsecond / 10); |
|
745
|
|
|
|
|
746
|
|
|
} |
|
747
|
1 |
|
$time = $microsecond * (10 ** (6 - $fsp)); |
|
748
|
|
|
} |
|
749
|
|
|
|
|
750
|
8 |
|
return (string)$time; |
|
751
|
|
|
} |
|
752
|
|
|
|
|
753
|
|
|
protected function getTime(): string |
|
754
|
|
|
{ |
|
755
|
|
|
$data = $this->binaryDataReader->readUInt24(); |
|
756
|
|
|
if (0 === $data) { |
|
757
|
|
|
return '00:00:00'; |
|
758
|
|
|
} |
|
759
|
|
|
|
|
760
|
|
|
return sprintf('%s%02d:%02d:%02d', $data < 0 ? '-' : '', $data / 10000, ($data % 10000) / 100, $data % 100); |
|
761
|
|
|
} |
|
762
|
|
|
|
|
763
|
|
|
/** |
|
764
|
|
|
* TIME encoding for non fractional part: |
|
765
|
|
|
* 1 bit sign (1= non-negative, 0= negative) |
|
766
|
|
|
* 1 bit unused (reserved for future extensions) |
|
767
|
|
|
* 10 bits hour (0-838) |
|
768
|
|
|
* 6 bits minute (0-59) |
|
769
|
|
|
* 6 bits second (0-59) |
|
770
|
|
|
* --------------------- |
|
771
|
|
|
* 24 bits = 3 bytes |
|
772
|
|
|
* |
|
773
|
|
|
* @throws BinaryDataReaderException |
|
774
|
|
|
*/ |
|
775
|
2 |
|
protected function getTime2(ColumnDTO $columnDTO): string |
|
776
|
|
|
{ |
|
777
|
2 |
|
$data = $this->binaryDataReader->readInt24Be(); |
|
778
|
|
|
|
|
779
|
2 |
|
$hour = $this->binaryDataReader->getBinarySlice($data, 2, 10, 24); |
|
780
|
2 |
|
$minute = $this->binaryDataReader->getBinarySlice($data, 12, 6, 24); |
|
781
|
2 |
|
$second = $this->binaryDataReader->getBinarySlice($data, 18, 6, 24); |
|
782
|
|
|
|
|
783
|
2 |
|
return (new DateTime())->setTime($hour, $minute, $second)->format('H:i:s') . $this->getFSP($columnDTO); |
|
784
|
|
|
} |
|
785
|
|
|
|
|
786
|
|
|
/** |
|
787
|
|
|
* @throws BinaryDataReaderException |
|
788
|
|
|
*/ |
|
789
|
2 |
|
protected function getTimestamp2(ColumnDTO $columnDTO): string |
|
790
|
|
|
{ |
|
791
|
2 |
|
$datetime = (string)date('Y-m-d H:i:s', $this->binaryDataReader->readInt32Be()); |
|
792
|
2 |
|
$fsp = $this->getFSP($columnDTO); |
|
793
|
2 |
|
if ('' !== $fsp) { |
|
794
|
1 |
|
$datetime .= '.' . $fsp; |
|
795
|
|
|
} |
|
796
|
|
|
|
|
797
|
2 |
|
return $datetime; |
|
798
|
|
|
} |
|
799
|
|
|
|
|
800
|
4 |
|
protected function getDate(): ?string |
|
801
|
|
|
{ |
|
802
|
4 |
|
$time = $this->binaryDataReader->readUInt24(); |
|
803
|
4 |
|
if (0 === $time) { |
|
804
|
|
|
return null; |
|
805
|
|
|
} |
|
806
|
|
|
|
|
807
|
4 |
|
$year = ($time & ((1 << 15) - 1) << 9) >> 9; |
|
808
|
4 |
|
$month = ($time & ((1 << 4) - 1) << 5) >> 5; |
|
809
|
4 |
|
$day = ($time & ((1 << 5) - 1)); |
|
810
|
4 |
|
if ($year === 0 || $month === 0 || $day === 0) { |
|
811
|
3 |
|
return null; |
|
812
|
|
|
} |
|
813
|
|
|
|
|
814
|
1 |
|
return (new DateTime())->setDate($year, $month, $day)->format('Y-m-d'); |
|
815
|
|
|
} |
|
816
|
|
|
|
|
817
|
|
|
/** |
|
818
|
|
|
* @throws BinaryDataReaderException |
|
819
|
|
|
*/ |
|
820
|
1 |
|
protected function getEnum(ColumnDTO $columnDTO): string |
|
821
|
|
|
{ |
|
822
|
1 |
|
$value = $this->binaryDataReader->readUIntBySize($columnDTO->getSize()) - 1; |
|
823
|
|
|
|
|
824
|
|
|
// check if given value exists in enums, if there not existing enum mysql returns empty string. |
|
825
|
1 |
|
if (array_key_exists($value, $columnDTO->getEnumValues())) { |
|
826
|
1 |
|
return $columnDTO->getEnumValues()[$value]; |
|
827
|
|
|
} |
|
828
|
|
|
|
|
829
|
1 |
|
return ''; |
|
830
|
|
|
} |
|
831
|
|
|
|
|
832
|
|
|
/** |
|
833
|
|
|
* @throws BinaryDataReaderException |
|
834
|
|
|
*/ |
|
835
|
1 |
|
protected function getSet(ColumnDTO $columnDTO): array |
|
836
|
|
|
{ |
|
837
|
|
|
// we read set columns as a bitmap telling us which options are enabled |
|
838
|
1 |
|
$bit_mask = $this->binaryDataReader->readUIntBySize($columnDTO->getSize()); |
|
839
|
1 |
|
$sets = []; |
|
840
|
1 |
|
foreach ($columnDTO->getSetValues() as $k => $item) { |
|
841
|
1 |
|
if ($bit_mask & (2 ** $k)) { |
|
842
|
1 |
|
$sets[] = $item; |
|
843
|
|
|
} |
|
844
|
|
|
} |
|
845
|
|
|
|
|
846
|
1 |
|
return $sets; |
|
847
|
|
|
} |
|
848
|
|
|
|
|
849
|
1 |
|
protected function getBit(ColumnDTO $columnDTO): string |
|
850
|
|
|
{ |
|
851
|
1 |
|
$res = ''; |
|
852
|
1 |
|
for ($byte = 0; $byte < $columnDTO->getBytes(); ++$byte) { |
|
853
|
1 |
|
$current_byte = ''; |
|
854
|
1 |
|
$data = $this->binaryDataReader->readUInt8(); |
|
855
|
1 |
|
if (0 === $byte) { |
|
856
|
1 |
|
if (1 === $columnDTO->getBytes()) { |
|
857
|
1 |
|
$end = $columnDTO->getBits(); |
|
858
|
|
|
} else { |
|
859
|
1 |
|
$end = $columnDTO->getBits() % 8; |
|
860
|
1 |
|
if (0 === $end) { |
|
861
|
1 |
|
$end = 8; |
|
862
|
|
|
} |
|
863
|
|
|
} |
|
864
|
|
|
} else { |
|
865
|
1 |
|
$end = 8; |
|
866
|
|
|
} |
|
867
|
|
|
|
|
868
|
1 |
|
for ($bit = 0; $bit < $end; ++$bit) { |
|
869
|
1 |
|
if ($data & (1 << $bit)) { |
|
870
|
1 |
|
$current_byte .= '1'; |
|
871
|
|
|
} else { |
|
872
|
1 |
|
$current_byte .= '0'; |
|
873
|
|
|
} |
|
874
|
|
|
|
|
875
|
|
|
} |
|
876
|
1 |
|
$res .= strrev($current_byte); |
|
877
|
|
|
} |
|
878
|
|
|
|
|
879
|
1 |
|
return $res; |
|
880
|
|
|
} |
|
881
|
|
|
|
|
882
|
|
|
/** |
|
883
|
|
|
* @throws InvalidArgumentException |
|
884
|
|
|
* @throws BinaryDataReaderException |
|
885
|
|
|
* @throws JsonBinaryDecoderException |
|
886
|
|
|
* @throws MySQLReplicationException |
|
887
|
|
|
*/ |
|
888
|
1 |
|
public function makeDeleteRowsDTO(): ?DeleteRowsDTO |
|
889
|
|
|
{ |
|
890
|
1 |
|
if (!$this->rowInit()) { |
|
891
|
|
|
return null; |
|
892
|
|
|
} |
|
893
|
|
|
|
|
894
|
1 |
|
$values = $this->getValues(); |
|
895
|
|
|
|
|
896
|
1 |
|
return new DeleteRowsDTO( |
|
897
|
1 |
|
$this->eventInfo, |
|
898
|
1 |
|
$this->currentTableMap, |
|
899
|
1 |
|
count($values), |
|
900
|
|
|
$values |
|
901
|
|
|
); |
|
902
|
|
|
} |
|
903
|
|
|
|
|
904
|
|
|
/** |
|
905
|
|
|
* @throws InvalidArgumentException |
|
906
|
|
|
* @throws BinaryDataReaderException |
|
907
|
|
|
* @throws JsonBinaryDecoderException |
|
908
|
|
|
* @throws MySQLReplicationException |
|
909
|
|
|
*/ |
|
910
|
1 |
|
public function makeUpdateRowsDTO(): ?UpdateRowsDTO |
|
911
|
|
|
{ |
|
912
|
1 |
|
if (!$this->rowInit()) { |
|
913
|
|
|
return null; |
|
914
|
|
|
} |
|
915
|
|
|
|
|
916
|
1 |
|
$columnsBinarySize = $this->getColumnsBinarySize($this->currentTableMap->getColumnsAmount()); |
|
917
|
1 |
|
$beforeBinaryData = $this->binaryDataReader->read($columnsBinarySize); |
|
918
|
1 |
|
$afterBinaryData = $this->binaryDataReader->read($columnsBinarySize); |
|
919
|
|
|
|
|
920
|
1 |
|
$values = []; |
|
921
|
1 |
|
while (!$this->binaryDataReader->isComplete($this->eventInfo->getSizeNoHeader())) { |
|
922
|
1 |
|
$values[] = [ |
|
923
|
1 |
|
'before' => $this->getColumnData($beforeBinaryData), |
|
924
|
1 |
|
'after' => $this->getColumnData($afterBinaryData) |
|
925
|
|
|
]; |
|
926
|
|
|
} |
|
927
|
|
|
|
|
928
|
1 |
|
return new UpdateRowsDTO( |
|
929
|
1 |
|
$this->eventInfo, |
|
930
|
1 |
|
$this->currentTableMap, |
|
931
|
1 |
|
count($values), |
|
932
|
|
|
$values |
|
933
|
|
|
); |
|
934
|
|
|
} |
|
935
|
|
|
} |
|
936
|
|
|
|