42 lines
748 B
PHP
42 lines
748 B
PHP
<?php
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/**
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* Created by PhpStorm.
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* User: qv
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* Date: 2018/10/16 0016
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* Time: 10:24
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*/
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declare(strict_types=1);
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namespace validator;
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class UniqueValidator extends BaseValidator
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{
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/**
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* @return bool
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* @throws
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* 检查是否存在
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*/
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public function trigger(): bool
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{
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$param = $this->getParams();
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if (empty($param) || !isset($param[$this->field])) {
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return TRUE;
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}
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if (empty($this->model)) {
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return $this->addError('Model error.');
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}
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if (!$this->model->getIsNowExample()) {
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return true;
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}
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if ($this->model::query()->where([$this->field => $param[$this->field]])->exists()) {
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return $this->addError('The :attribute \'' . $param[$this->field] . '\' is exists!');
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}
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return $this->isFail = TRUE;
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}
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}
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