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<?php |
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/* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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* This software consists of voluntary contributions made by many individuals |
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* and is licensed under the MIT license. For more information, see |
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* <http://www.doctrine-project.org>. |
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*/ |
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namespace Doctrine\DBAL\Cache; |
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use Doctrine\DBAL\Driver\ResultStatement; |
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use PDO; |
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class ArrayStatement implements \IteratorAggregate, ResultStatement |
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{ |
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/** |
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* @var array |
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*/ |
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private $data; |
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/** |
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* @var integer |
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*/ |
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private $columnCount = 0; |
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/** |
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* @var integer |
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*/ |
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private $num = 0; |
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/** |
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* @var integer |
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*/ |
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private $defaultFetchMode = PDO::FETCH_BOTH; |
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/** |
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* @param array $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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$this->columnCount = count($data[0]); |
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} |
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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, $arg2 = null, $arg3 = null) |
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{ |
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if ($arg2 !== null || $arg3 !== null) { |
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throw new \InvalidArgumentException("Caching layer does not support 2nd/3rd argument to setFetchMode()"); |
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} |
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$this->defaultFetchMode = $fetchMode; |
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return true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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1 |
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public function getIterator() |
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{ |
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$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, $cursorOrientation = \PDO::FETCH_ORI_NEXT, $cursorOffset = 0) |
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{ |
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if (isset($this->data[$this->num])) { |
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$row = $this->data[$this->num++]; |
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$fetchMode = $fetchMode ?: $this->defaultFetchMode; |
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if ($fetchMode === PDO::FETCH_ASSOC) { |
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return $row; |
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} elseif ($fetchMode === PDO::FETCH_NUM) { |
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return array_values($row); |
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} elseif ($fetchMode === PDO::FETCH_BOTH) { |
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return array_merge($row, array_values($row)); |
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} elseif ($fetchMode === PDO::FETCH_COLUMN) { |
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return reset($row); |
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} else { |
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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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return false; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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1 |
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public function fetchAll($fetchMode = null, $fetchArgument = null, $ctorArgs = null) |
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{ |
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$rows = []; |
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while ($row = $this->fetch($fetchMode)) { |
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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(PDO::FETCH_NUM); |
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// TODO: verify that return false is the correct behavior |
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return $row[$columnIndex] ?? false; |
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} |
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} |
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doctrine /
dbal
