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91 lines
2.4 KiB
91 lines
2.4 KiB
12 years ago
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<?php
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/**
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yii\mongo\file;
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use yii\db\ActiveQueryInterface;
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use yii\db\ActiveQueryTrait;
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/**
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* Class ActiveQuery
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*
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* @author Paul Klimov <klimov.paul@gmail.com>
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* @since 2.0
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*/
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class ActiveQuery extends Query implements ActiveQueryInterface
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{
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use ActiveQueryTrait;
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/**
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* Executes query and returns all results as an array.
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* @param \yii\mongo\Connection $db the Mongo connection used to execute the query.
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* If null, the Mongo connection returned by [[modelClass]] will be used.
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* @return array the query results. If the query results in nothing, an empty array will be returned.
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*/
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public function all($db = null)
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{
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$cursor = $this->buildCursor($db);
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$rows = $this->fetchRows($cursor);
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if (!empty($rows)) {
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$models = $this->createModels($rows);
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if (!empty($this->with)) {
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$this->findWith($this->with, $models);
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}
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return $models;
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} else {
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return [];
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}
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}
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/**
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* Executes query and returns a single row of result.
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* @param \yii\mongo\Connection $db the Mongo connection used to execute the query.
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* If null, the Mongo connection returned by [[modelClass]] will be used.
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* @return ActiveRecord|array|null a single row of query result. Depending on the setting of [[asArray]],
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* the query result may be either an array or an ActiveRecord object. Null will be returned
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* if the query results in nothing.
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*/
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public function one($db = null)
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{
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$row = parent::one($db);
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if ($row !== false) {
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if ($this->asArray) {
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$model = $row;
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} else {
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/** @var ActiveRecord $class */
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$class = $this->modelClass;
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$model = $class::create($row);
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}
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if (!empty($this->with)) {
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$models = [$model];
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$this->findWith($this->with, $models);
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$model = $models[0];
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}
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return $model;
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} else {
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return null;
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}
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}
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/**
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* Returns the Mongo collection for this query.
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* @param \yii\mongo\Connection $db Mongo connection.
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* @return Collection collection instance.
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*/
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public function getCollection($db = null)
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{
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/** @var ActiveRecord $modelClass */
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$modelClass = $this->modelClass;
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if ($db === null) {
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$db = $modelClass::getDb();
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}
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if ($this->from === null) {
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$this->from = $modelClass::collectionName();
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}
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return $db->getFileCollection($this->from);
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}
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}
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