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Fixes issue #155.

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This commit is contained in:
Qiang Xue
2013-05-07 07:18:39 -04:00
parent 34b0da0dc4
commit f3c17594c6
1 changed files with 7 additions and 1 deletions
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8
framework/db/ActiveRecord.php
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@ -8,6 +8,7 @@
namespace yii\db;
use yii\base\InvalidConfigException;
use yii\base\Model;
use yii\base\InvalidParamException;
use yii\base\ModelEvent;
@ -112,6 +113,7 @@ class ActiveRecord extends Model
* @return ActiveQuery|ActiveRecord|null When `$q` is null, a new [[ActiveQuery]] instance
* is returned; when `$q` is a scalar or an array, an ActiveRecord object matching it will be
* returned (null will be returned if there is no matching).
* @throws InvalidConfigException if the AR class does not have a primary key
* @see createQuery()
*/
public static function find($q = null)
@ -122,7 +124,11 @@ class ActiveRecord extends Model
} elseif ($q !== null) {
// query by primary key
$primaryKey = static::primaryKey();
return $query->where(array($primaryKey[0] => $q))->one();
if (isset($primaryKey[0])) {
return $query->where(array($primaryKey[0] => $q))->one();
} else {
throw new InvalidConfigException(get_called_class() . ' must have a primary key.');
}
}
return $query;
}