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<?php |
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declare(strict_types=1); |
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namespace Doctrine\DBAL\Portability; |
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use Doctrine\DBAL\Driver\ResultStatement; |
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use Doctrine\DBAL\Driver\Statement as DriverStatement; |
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use Doctrine\DBAL\Driver\StatementIterator; |
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use Doctrine\DBAL\FetchMode; |
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use Doctrine\DBAL\ParameterType; |
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use IteratorAggregate; |
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use function array_change_key_case; |
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use function assert; |
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use function is_string; |
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use function rtrim; |
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/** |
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* Portability wrapper for a Statement. |
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*/ |
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final class Statement implements IteratorAggregate, DriverStatement |
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{ |
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/** @var int */ |
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private $portability; |
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/** @var DriverStatement|ResultStatement */ |
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private $stmt; |
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/** @var int|null */ |
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private $case; |
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/** @var int */ |
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private $defaultFetchMode = FetchMode::MIXED; |
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/** |
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* Wraps <tt>Statement</tt> and applies portability measures. |
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* |
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* @param DriverStatement|ResultStatement $stmt |
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*/ |
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public function __construct($stmt, Connection $conn) |
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{ |
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$this->stmt = $stmt; |
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$this->portability = $conn->getPortability(); |
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$this->case = $conn->getFetchCase(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function bindParam($param, &$variable, int $type = ParameterType::STRING, ?int $length = null) : void |
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{ |
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assert($this->stmt instanceof DriverStatement); |
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$this->stmt->bindParam($param, $variable, $type, $length); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function bindValue($param, $value, int $type = ParameterType::STRING) : void |
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{ |
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assert($this->stmt instanceof DriverStatement); |
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$this->stmt->bindValue($param, $value, $type); |
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} |
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public function closeCursor() : void |
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{ |
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$this->stmt->closeCursor(); |
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} |
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public function columnCount() : int |
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{ |
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return $this->stmt->columnCount(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function execute(?array $params = null) : void |
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{ |
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assert($this->stmt instanceof DriverStatement); |
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$this->stmt->execute($params); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function setFetchMode(int $fetchMode, ...$args) : void |
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{ |
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$this->defaultFetchMode = $fetchMode; |
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$this->stmt->setFetchMode($fetchMode, ...$args); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getIterator() |
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{ |
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return new StatementIterator($this); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function fetch(?int $fetchMode = null, ...$args) |
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{ |
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$fetchMode = $fetchMode ?? $this->defaultFetchMode; |
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$row = $this->stmt->fetch($fetchMode, ...$args); |
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$iterateRow = ($this->portability & (Connection::PORTABILITY_EMPTY_TO_NULL|Connection::PORTABILITY_RTRIM)) !== 0; |
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$fixCase = $this->case !== null |
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&& ($fetchMode === FetchMode::ASSOCIATIVE || $fetchMode === FetchMode::MIXED) |
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&& ($this->portability & Connection::PORTABILITY_FIX_CASE) !== 0; |
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$row = $this->fixRow($row, $iterateRow, $fixCase); |
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return $row; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function fetchAll(?int $fetchMode = null, ...$args) : array |
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{ |
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$fetchMode = $fetchMode ?? $this->defaultFetchMode; |
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$rows = $this->stmt->fetchAll($fetchMode, ...$args); |
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$iterateRow = ($this->portability & (Connection::PORTABILITY_EMPTY_TO_NULL|Connection::PORTABILITY_RTRIM)) !== 0; |
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$fixCase = $this->case !== null |
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&& ($fetchMode === FetchMode::ASSOCIATIVE || $fetchMode === FetchMode::MIXED) |
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&& ($this->portability & Connection::PORTABILITY_FIX_CASE) !== 0; |
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if (! $iterateRow && ! $fixCase) { |
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return $rows; |
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} |
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if ($fetchMode === FetchMode::COLUMN) { |
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foreach ($rows as $num => $row) { |
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$rows[$num] = [$row]; |
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} |
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} |
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foreach ($rows as $num => $row) { |
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$rows[$num] = $this->fixRow($row, $iterateRow, $fixCase); |
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} |
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if ($fetchMode === FetchMode::COLUMN) { |
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foreach ($rows as $num => $row) { |
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$rows[$num] = $row[0]; |
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} |
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} |
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return $rows; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function fetchColumn(int $columnIndex = 0) |
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{ |
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$value = $this->stmt->fetchColumn($columnIndex); |
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if (($this->portability & Connection::PORTABILITY_EMPTY_TO_NULL) !== 0 && $value === '') { |
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$value = null; |
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} elseif (($this->portability & Connection::PORTABILITY_RTRIM) !== 0 && is_string($value)) { |
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$value = rtrim($value); |
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} |
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return $value; |
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} |
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public function rowCount() : int |
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{ |
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assert($this->stmt instanceof DriverStatement); |
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return $this->stmt->rowCount(); |
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} |
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/** |
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* @param mixed $row |
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* |
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* @return mixed |
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*/ |
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private function fixRow($row, bool $iterateRow, bool $fixCase) |
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{ |
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if ($row === false) { |
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return $row; |
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} |
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if ($fixCase) { |
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assert($this->case !== null); |
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$row = array_change_key_case($row, $this->case); |
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} |
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if ($iterateRow) { |
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foreach ($row as $k => $v) { |
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if (($this->portability & Connection::PORTABILITY_EMPTY_TO_NULL) !== 0 && $v === '') { |
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$row[$k] = null; |
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} elseif (($this->portability & Connection::PORTABILITY_RTRIM) !== 0 && is_string($v)) { |
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$row[$k] = rtrim($v); |
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} |
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} |
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} |
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return $row; |
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} |
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} |
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doctrine /
dbal
