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<?php |
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namespace Doctrine\DBAL\Cache; |
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use ArrayIterator; |
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use Doctrine\DBAL\DBALException; |
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use Doctrine\DBAL\Driver\ResultStatement; |
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use Doctrine\DBAL\FetchMode; |
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use InvalidArgumentException; |
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use IteratorAggregate; |
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use function array_key_exists; |
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use function array_merge; |
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use function array_values; |
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use function count; |
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use function reset; |
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class ArrayStatement implements IteratorAggregate, ResultStatement |
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{ |
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/** @var mixed[] */ |
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private $data; |
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/** @var int */ |
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private $columnCount = 0; |
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/** @var int */ |
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private $num = 0; |
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/** @var int */ |
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private $defaultFetchMode = FetchMode::MIXED; |
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/** |
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* @param mixed[] $data |
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*/ |
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public function __construct(array $data) |
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{ |
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$this->data = $data; |
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if (! count($data)) { |
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return; |
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} |
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$this->columnCount = count($data[0]); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function closeCursor() |
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{ |
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unset($this->data); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function columnCount() |
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{ |
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return $this->columnCount; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function setFetchMode($fetchMode, ...$args) |
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{ |
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if (count($args) > 0) { |
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throw new InvalidArgumentException('Caching layer does not support 2nd/3rd argument to setFetchMode()'); |
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} |
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$this->defaultFetchMode = $fetchMode; |
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return true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getIterator() |
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{ |
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$data = $this->fetchAll(); |
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return new ArrayIterator($data); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function fetch($fetchMode = null, ...$args) |
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{ |
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if (! isset($this->data[$this->num])) { |
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return false; |
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} |
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$row = $this->data[$this->num++]; |
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$fetchMode = $fetchMode ?: $this->defaultFetchMode; |
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if ($fetchMode === FetchMode::ASSOCIATIVE) { |
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return $row; |
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} |
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if ($fetchMode === FetchMode::NUMERIC) { |
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return array_values($row); |
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} |
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if ($fetchMode === FetchMode::MIXED) { |
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return array_merge($row, array_values($row)); |
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} |
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if ($fetchMode === FetchMode::COLUMN) { |
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return reset($row); |
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} |
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throw new InvalidArgumentException('Invalid fetch-style given for fetching result.'); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function fetchAll($fetchMode = null, ...$args) |
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{ |
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$rows = []; |
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while ($row = $this->fetch($fetchMode, ...$args)) { |
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$rows[] = $row; |
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} |
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return $rows; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function fetchColumn($columnIndex = 0) |
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{ |
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$row = $this->fetch(FetchMode::NUMERIC); |
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if ($row === false) { |
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return false; |
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} |
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if (! array_key_exists($columnIndex, $row)) { |
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throw DBALException::invalidColumnIndex($columnIndex, count($row)); |
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} |
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return $row[$columnIndex]; |
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} |
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} |
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doctrine /
dbal
