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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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if (class_exists('MongoGridFSCursor', false)) { |
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return; |
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} |
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class MongoGridFSCursor extends MongoCursor implements Countable |
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{ |
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/** |
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* @static |
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* @var $slaveOkay |
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*/ |
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public static $slaveOkay; |
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/** |
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* @link http://php.net/manual/en/class.mongogridfscursor.php#mongogridfscursor.props.gridfs |
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* @var $gridfs |
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*/ |
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protected $gridfs; |
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/** |
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* Create a new cursor |
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* |
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* @link http://php.net/manual/en/mongogridfscursor.construct.php |
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* @param MongoGridFS $gridfs Related GridFS collection |
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* @param MongoClient $connection Database connection |
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* @param string $ns Full name of database and collection |
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* @param array $query Database query |
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* @param array $fields Fields to return |
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*/ |
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public function __construct(MongoGridFS $gridfs, MongoClient $connection, $ns, array $query = array(), array $fields = array()) |
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{ |
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$this->gridfs = $gridfs; |
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parent::__construct($connection, $ns, $query, $fields); |
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} |
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/** |
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* Returns the current file |
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* |
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* @link http://php.net/manual/en/mongogridfscursor.current.php |
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* @return MongoGridFSFile The current file |
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*/ |
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public function current() |
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{ |
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$file = parent::current(); |
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return ($file !== null) ? new MongoGridFSFile($this->gridfs, $file) : null; |
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} |
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/** |
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* Returns the current result's filename |
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* |
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* @link http://php.net/manual/en/mongogridfscursor.key.php |
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* @return string The current results filename |
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*/ |
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public function key() |
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{ |
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$file = $this->current(); |
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return ($file !== null) ? (string) $file->file['_id'] : null; |
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} |
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} |
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