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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\ODM\MongoDB\Query; |
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use Doctrine\MongoDB\Collection; |
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use Doctrine\MongoDB\Cursor as BaseCursor; |
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use Doctrine\MongoDB\CursorInterface; |
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use Doctrine\ODM\MongoDB\Cursor; |
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use Doctrine\ODM\MongoDB\DocumentManager; |
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use Doctrine\ODM\MongoDB\EagerCursor; |
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use Doctrine\ODM\MongoDB\Mapping\ClassMetadata; |
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use Doctrine\ODM\MongoDB\MongoDBException; |
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/** |
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* ODM Query wraps the raw Doctrine MongoDB queries to add additional functionality |
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* and to hydrate the raw arrays of data to Doctrine document objects. |
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* |
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* @since 1.0 |
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*/ |
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class Query extends \Doctrine\MongoDB\Query\Query |
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{ |
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const HINT_REFRESH = 1; |
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const HINT_SLAVE_OKAY = 2; |
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const HINT_READ_PREFERENCE = 3; |
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const HINT_READ_PREFERENCE_TAGS = 4; |
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const HINT_READ_ONLY = 5; |
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/** |
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* The DocumentManager instance. |
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* |
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* @var DocumentManager |
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*/ |
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private $dm; |
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/** |
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* The ClassMetadata instance. |
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* |
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* @var ClassMetadata |
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*/ |
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private $class; |
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/** |
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* Whether to hydrate results as document class instances. |
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* |
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* @var boolean |
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*/ |
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private $hydrate = true; |
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/** |
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* Array of primer Closure instances. |
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* |
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* @var array |
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*/ |
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private $primers = array(); |
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/** |
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* Whether or not to require indexes. |
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* |
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* @var boolean |
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*/ |
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private $requireIndexes; |
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/** |
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* Hints for UnitOfWork behavior. |
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* |
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* @var array |
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*/ |
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private $unitOfWorkHints = array(); |
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/** |
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* Constructor. |
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* |
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* Please note that $requireIndexes was deprecated in 1.2 and will be removed in 2.0 |
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* |
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* @param DocumentManager $dm |
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* @param ClassMetadata $class |
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* @param Collection $collection |
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* @param array $query |
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* @param array $options |
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* @param boolean $hydrate |
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* @param boolean $refresh |
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* @param array $primers |
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* @param null $requireIndexes deprecated |
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* @param boolean $readOnly |
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*/ |
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public function __construct(DocumentManager $dm, ClassMetadata $class, Collection $collection, array $query = array(), array $options = array(), $hydrate = true, $refresh = false, array $primers = array(), $requireIndexes = null, $readOnly = false) |
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{ |
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$primers = array_filter($primers); |
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if ( ! empty($primers)) { |
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$query['eagerCursor'] = true; |
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} |
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if ( ! empty($query['eagerCursor'])) { |
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$query['useIdentifierKeys'] = false; |
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} |
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parent::__construct($collection, $query, $options); |
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$this->dm = $dm; |
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$this->class = $class; |
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$this->hydrate = $hydrate; |
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$this->primers = $primers; |
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$this->requireIndexes = $requireIndexes; |
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$this->setReadOnly($readOnly); |
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$this->setRefresh($refresh); |
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if (isset($query['slaveOkay'])) { |
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$this->unitOfWorkHints[self::HINT_SLAVE_OKAY] = $query['slaveOkay']; |
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} |
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if (isset($query['readPreference'])) { |
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$this->unitOfWorkHints[self::HINT_READ_PREFERENCE] = $query['readPreference']; |
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$this->unitOfWorkHints[self::HINT_READ_PREFERENCE_TAGS] = $query['readPreferenceTags']; |
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} |
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} |
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/** |
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* Gets the DocumentManager instance. |
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* |
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* @return DocumentManager $dm |
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*/ |
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public function getDocumentManager() |
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{ |
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return $this->dm; |
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} |
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/** |
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* Gets the ClassMetadata instance. |
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* |
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* @return ClassMetadata $class |
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*/ |
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public function getClass() |
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{ |
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return $this->class; |
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} |
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/** |
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* Sets whether or not to hydrate the documents to objects. |
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* |
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* @param boolean $hydrate |
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*/ |
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public function setHydrate($hydrate) |
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{ |
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$this->hydrate = (boolean) $hydrate; |
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} |
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/** |
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* Set whether documents should be registered in UnitOfWork. If document would |
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* already be managed it will be left intact and new instance returned. |
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* |
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* This option has no effect if hydration is disabled. |
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* |
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* @param boolean $readOnly |
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*/ |
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public function setReadOnly($readOnly) |
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{ |
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$this->unitOfWorkHints[Query::HINT_READ_ONLY] = (boolean) $readOnly; |
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} |
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/** |
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* Set whether to refresh hydrated documents that are already in the |
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* identity map. |
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* |
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* This option has no effect if hydration is disabled. |
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* |
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* @param boolean $refresh |
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*/ |
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public function setRefresh($refresh) |
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{ |
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$this->unitOfWorkHints[Query::HINT_REFRESH] = (boolean) $refresh; |
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} |
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/** |
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* Gets the fields involved in this query. |
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* |
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* @return array $fields An array of fields names used in this query. |
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* |
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* @deprecated method was deprecated in 1.2 and will be removed in 2.0 |
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*/ |
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public function getFieldsInQuery() |
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{ |
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@trigger_error( |
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sprintf('%s was deprecated in version 1.2 and will be removed altogether in 2.0.', __METHOD__), |
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E_USER_DEPRECATED |
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); |
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$query = isset($this->query['query']) ? $this->query['query'] : array(); |
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$sort = isset($this->query['sort']) ? $this->query['sort'] : array(); |
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$extractor = new FieldExtractor($query, $sort); |
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return $extractor->getFields(); |
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} |
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/** |
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* Check if this query is indexed. |
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* |
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* @return bool |
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* |
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* @deprecated method was deprecated in 1.2 and will be removed in 2.0 |
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*/ |
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public function isIndexed() |
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{ |
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@trigger_error( |
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sprintf('%s was deprecated in version 1.2 and will be removed altogether in 2.0.', __METHOD__), |
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E_USER_DEPRECATED |
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); |
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$fields = $this->getFieldsInQuery(); |
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foreach ($fields as $field) { |
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if ( ! $this->collection->isFieldIndexed($field)) { |
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return false; |
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} |
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} |
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return true; |
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} |
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/** |
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* Gets an array of the unindexed fields in this query. |
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* |
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* @return array |
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* |
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* @deprecated method was deprecated in 1.2 and will be removed in 2.0 |
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*/ |
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public function getUnindexedFields() |
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{ |
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@trigger_error( |
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sprintf('%s was deprecated in version 1.2 and will be removed altogether in 2.0.', __METHOD__), |
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E_USER_DEPRECATED |
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); |
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$unindexedFields = array(); |
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$fields = $this->getFieldsInQuery(); |
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foreach ($fields as $field) { |
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if ( ! $this->collection->isFieldIndexed($field)) { |
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$unindexedFields[] = $field; |
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} |
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} |
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return $unindexedFields; |
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} |
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/** |
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* Execute the query and returns the results. |
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* |
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* @throws \Doctrine\ODM\MongoDB\MongoDBException |
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* @return mixed |
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*/ |
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public function execute() |
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{ |
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if ($this->isIndexRequired() && ! $this->isIndexed()) { |
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throw MongoDBException::queryNotIndexed($this->class->name, $this->getUnindexedFields()); |
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} |
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$results = parent::execute(); |
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if ( ! $this->hydrate) { |
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return $results; |
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} |
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$uow = $this->dm->getUnitOfWork(); |
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/* A geoNear command returns an ArrayIterator, where each result is an |
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* object with "dis" (computed distance) and "obj" (original document) |
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* properties. If hydration is enabled, eagerly hydrate these results. |
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* |
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* Other commands results are not handled, since their results may not |
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* resemble documents in the collection. |
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*/ |
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if ($this->query['type'] === self::TYPE_GEO_NEAR) { |
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foreach ($results as $key => $result) { |
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$document = $result['obj']; |
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if ($this->class->distance !== null) { |
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$document[$this->class->distance] = $result['dis']; |
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} |
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$results[$key] = $uow->getOrCreateDocument($this->class->name, $document, $this->unitOfWorkHints); |
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} |
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$results->reset(); |
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} |
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/* If a single document is returned from a findAndModify command and it |
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* includes the identifier field, attempt hydration. |
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*/ |
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if (($this->query['type'] === self::TYPE_FIND_AND_UPDATE || |
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$this->query['type'] === self::TYPE_FIND_AND_REMOVE) && |
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is_array($results) && isset($results['_id'])) { |
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$results = $uow->getOrCreateDocument($this->class->name, $results, $this->unitOfWorkHints); |
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if ( ! empty($this->primers)) { |
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$referencePrimer = new ReferencePrimer($this->dm, $uow); |
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View Code Duplication |
foreach ($this->primers as $fieldName => $primer) { |
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$primer = is_callable($primer) ? $primer : null; |
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$referencePrimer->primeReferences($this->class, array($results), $fieldName, $this->unitOfWorkHints, $primer); |
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} |
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} |
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} |
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return $results; |
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} |
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/** |
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* Prepare the Cursor returned by {@link Query::execute()}. |
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* |
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* This method will wrap the base Cursor with an ODM Cursor or EagerCursor, |
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* and set the hydrate option and UnitOfWork hints. This occurs in addition |
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* to any preparation done by the base Query class. |
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* |
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* @see \Doctrine\MongoDB\Cursor::prepareCursor() |
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* @param BaseCursor $cursor |
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* @return CursorInterface |
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*/ |
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protected function prepareCursor(BaseCursor $cursor) |
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{ |
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$cursor = parent::prepareCursor($cursor); |
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// Convert the base Cursor into an ODM Cursor |
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$cursorClass = ( ! empty($this->query['eagerCursor'])) ? EagerCursor::class : Cursor::class; |
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$cursor = new $cursorClass($cursor, $this->dm->getUnitOfWork(), $this->class); |
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$cursor->hydrate($this->hydrate); |
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$cursor->setHints($this->unitOfWorkHints); |
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if ( ! empty($this->primers)) { |
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$referencePrimer = new ReferencePrimer($this->dm, $this->dm->getUnitOfWork()); |
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$cursor->enableReferencePriming($this->primers, $referencePrimer); |
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} |
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return $cursor; |
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} |
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/** |
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* Return whether queries on this document should require indexes. |
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* |
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* @return boolean |
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*/ |
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154 |
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private function isIndexRequired() |
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{ |
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return $this->requireIndexes !== null ? $this->requireIndexes : $this->class->requireIndexes; |
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} |
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} |
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If you suppress an error, we recommend checking for the error condition explicitly: