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Direktori : /home2/selectio/www/limpiar.in.net/vendor/doctrine/dbal/src/Driver/PgSQL/ |
Current File : /home2/selectio/www/limpiar.in.net/vendor/doctrine/dbal/src/Driver/PgSQL/Result.php |
<?php namespace Doctrine\DBAL\Driver\PgSQL; use Doctrine\DBAL\Driver\FetchUtils; use Doctrine\DBAL\Driver\PgSQL\Exception\UnexpectedValue; use Doctrine\DBAL\Driver\Result as ResultInterface; use PgSql\Result as PgSqlResult; use TypeError; use function array_keys; use function array_map; use function assert; use function get_class; use function gettype; use function hex2bin; use function is_object; use function is_resource; use function pg_affected_rows; use function pg_fetch_all; use function pg_fetch_all_columns; use function pg_fetch_assoc; use function pg_fetch_row; use function pg_field_name; use function pg_field_type; use function pg_free_result; use function pg_num_fields; use function sprintf; use function substr; use const PGSQL_ASSOC; use const PGSQL_NUM; use const PHP_INT_SIZE; final class Result implements ResultInterface { /** @var PgSqlResult|resource|null */ private $result; /** @param PgSqlResult|resource $result */ public function __construct($result) { if (! is_resource($result) && ! $result instanceof PgSqlResult) { throw new TypeError(sprintf( 'Expected result to be a resource or an instance of %s, got %s.', PgSqlResult::class, is_object($result) ? get_class($result) : gettype($result), )); } $this->result = $result; } public function __destruct() { if (! isset($this->result)) { return; } $this->free(); } /** {@inheritdoc} */ public function fetchNumeric() { if ($this->result === null) { return false; } $row = pg_fetch_row($this->result); if ($row === false) { return false; } return $this->mapNumericRow($row, $this->fetchNumericColumnTypes()); } /** {@inheritdoc} */ public function fetchAssociative() { if ($this->result === null) { return false; } $row = pg_fetch_assoc($this->result); if ($row === false) { return false; } return $this->mapAssociativeRow($row, $this->fetchAssociativeColumnTypes()); } /** {@inheritdoc} */ public function fetchOne() { return FetchUtils::fetchOne($this); } /** {@inheritdoc} */ public function fetchAllNumeric(): array { if ($this->result === null) { return []; } $resultSet = pg_fetch_all($this->result, PGSQL_NUM); // On PHP 7.4, pg_fetch_all() might return false for empty result sets. if ($resultSet === false) { return []; } $types = $this->fetchNumericColumnTypes(); return array_map( fn (array $row) => $this->mapNumericRow($row, $types), $resultSet, ); } /** {@inheritdoc} */ public function fetchAllAssociative(): array { if ($this->result === null) { return []; } $resultSet = pg_fetch_all($this->result, PGSQL_ASSOC); // On PHP 7.4, pg_fetch_all() might return false for empty result sets. if ($resultSet === false) { return []; } $types = $this->fetchAssociativeColumnTypes(); return array_map( fn (array $row) => $this->mapAssociativeRow($row, $types), $resultSet, ); } /** {@inheritdoc} */ public function fetchFirstColumn(): array { if ($this->result === null) { return []; } $postgresType = pg_field_type($this->result, 0); return array_map( fn ($value) => $this->mapType($postgresType, $value), pg_fetch_all_columns($this->result), ); } public function rowCount(): int { if ($this->result === null) { return 0; } return pg_affected_rows($this->result); } public function columnCount(): int { if ($this->result === null) { return 0; } return pg_num_fields($this->result); } public function free(): void { if ($this->result === null) { return; } pg_free_result($this->result); $this->result = null; } /** @return array<int, string> */ private function fetchNumericColumnTypes(): array { assert($this->result !== null); $types = []; $numFields = pg_num_fields($this->result); for ($i = 0; $i < $numFields; ++$i) { $types[$i] = pg_field_type($this->result, $i); } return $types; } /** @return array<string, string> */ private function fetchAssociativeColumnTypes(): array { assert($this->result !== null); $types = []; $numFields = pg_num_fields($this->result); for ($i = 0; $i < $numFields; ++$i) { $types[pg_field_name($this->result, $i)] = pg_field_type($this->result, $i); } return $types; } /** * @param list<string|null> $row * @param array<int, string> $types * * @return list<mixed> */ private function mapNumericRow(array $row, array $types): array { assert($this->result !== null); return array_map( fn ($value, $field) => $this->mapType($types[$field], $value), $row, array_keys($row), ); } /** * @param array<string, string|null> $row * @param array<string, string> $types * * @return array<string, mixed> */ private function mapAssociativeRow(array $row, array $types): array { assert($this->result !== null); $mappedRow = []; foreach ($row as $field => $value) { $mappedRow[$field] = $this->mapType($types[$field], $value); } return $mappedRow; } /** @return string|int|float|bool|null */ private function mapType(string $postgresType, ?string $value) { if ($value === null) { return null; } switch ($postgresType) { case 'bool': switch ($value) { case 't': return true; case 'f': return false; } throw UnexpectedValue::new($value, $postgresType); case 'bytea': return hex2bin(substr($value, 2)); case 'float4': case 'float8': return (float) $value; case 'int2': case 'int4': return (int) $value; case 'int8': return PHP_INT_SIZE >= 8 ? (int) $value : $value; } return $value; } }