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Fix for #13485

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This commit is contained in:
Elvira Sheina
2017-02-01 16:38:08 +05:00
committed by Carsten Brandt
parent 72a690216a
commit 0df8020dd0
1 changed files with 6 additions and 2 deletions
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8
framework/validators/UniqueValidator.php
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@ -159,8 +159,12 @@ class UniqueValidator extends Validator
// also there's no need to run check based on primary keys, when $targetClass is not the same as $model's class
$exists = $query->exists();
} else {
// if current $model is in the database already we can't use exists()
$models = $query->select($targetClass::primaryKey())->limit(2)->createCommand()->queryAll();
// if current $model is in the dat1abase already we can't use exists()
if ($query instanceof \yii\db\ActiveQuery) {
$models = $query->select($targetClass::primaryKey())->limit(2)->asArray()->all();
} else {
$models = $query->limit(2)->asArray()->all();
}
$n = count($models);
if ($n === 1) {
$keys = array_keys($conditions);