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<?php |
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/** |
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* Spiral, Core Components |
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* |
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* @author Wolfy-J |
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*/ |
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namespace Spiral\ODM\Entities; |
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use MongoDB\Driver\Cursor; |
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use Spiral\ODM\CompositableInterface; |
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use Spiral\ODM\ODMInterface; |
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/** |
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* Iterates over given cursor and convert its values in a proper objects using instantiation |
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* manager. Attention, this class is very important as it provides ability to story inherited |
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* documents in one collection. |
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* |
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* Note: since new mongo drivers arrived you can emulate same functionality using '__pclass' |
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* property. |
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* |
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* Note #2: ideally this class to be tested, but Cursor is final class and it seems unrealistic |
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* without adding extra layer which will harm core readability . |
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*/ |
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class DocumentCursor extends \IteratorIterator |
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{ |
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/** |
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* @var Cursor |
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*/ |
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private $cursor; |
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/** |
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* @var string |
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*/ |
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private $class; |
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/** |
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* @var ODMInterface |
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*/ |
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private $odm; |
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/** |
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* @param Cursor $cursor |
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* @param string $class |
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* @param ODMInterface $odm |
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*/ |
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public function __construct(Cursor $cursor, string $class, ODMInterface $odm) |
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{ |
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//Ensuring cursor fetch types |
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$cursor->setTypeMap([ |
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'root' => 'array', |
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'document' => 'array', |
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'array' => 'array' |
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]); |
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parent::__construct($this->cursor = $cursor); |
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$this->class = $class; |
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$this->odm = $odm; |
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} |
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/** |
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* @return \Spiral\ODM\CompositableInterface |
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*/ |
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public function current(): CompositableInterface |
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{ |
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return $this->odm->make($this->class, parent::current(), false); |
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} |
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/** |
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* @return Cursor |
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*/ |
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public function getCursor(): Cursor |
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{ |
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return $this->cursor; |
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} |
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/** |
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* @return array |
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*/ |
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public function toArray(): array |
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{ |
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return $this->fetchAll(); |
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} |
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/** |
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* Fetch all documents. |
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* |
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* @return CompositableInterface[] |
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*/ |
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public function fetchAll(): array |
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{ |
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$result = []; |
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foreach ($this as $item) { |
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$result[] = $item; |
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} |
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return $result; |
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} |
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} |
spiral /
odm
