zxcms/core/forms/SettingsForm.php

<?php
/**
 * Created by Error202
 * Date: 04.06.2018
 */

namespace core\forms;


use core\entities\Settings;
use yii\base\DynamicModel;
use yii\base\Model;
use yii\helpers\Json;
use yii\base\InvalidParamException;
use Yii;

class SettingsForm extends Model
{
	public $type;
	public $section;
	public $key;
	public $value;
	public $active;
	private $_settings;

	public function __construct(Settings $settings = null, $config = [])
	{
		if ($settings) {
			$this->type = $settings->type;
			$this->section = $settings->section;
			$this->key = $settings->key;
			$this->value = $settings->value;
			$this->active = $settings->active;
			$this->_settings = $settings;
		}
		parent::__construct($config);
	}

	public function rules()
	{
		return [
			[['value'], 'string'],
			[['section', 'key'], 'string', 'max' => 255],
			[
				['key'],
				'unique',
				'targetAttribute' => ['section', 'key'],
				'targetClass' => Settings::class,
				'filter' => $this->_settings ? ['<>', 'id', $this->_settings->id] : null,
				'message' =>
					Yii::t('main', '{attribute} "{value}" already exists for this section.')
			],
			['type', 'in', 'range' => array_keys($this->getTypes(false))],
			[['type'], 'safe'],
			[['active'], 'integer'],
		];
	}

	public function getTypes($forDropDown = true)
	{
		$values = [
			'string' => ['value', 'string'],
			'integer' => ['value', 'integer'],
			'boolean' => ['value', 'boolean', 'trueValue' => "1", 'falseValue' => "0", 'strict' => true],
			'float' => ['value', 'number'],
			'email' => ['value', 'email'],
			'ip' => ['value', 'ip'],
			'url' => ['value', 'url'],
			'object' => [
				'value',
				function ($attribute) {
					$object = null;
					try {
						Json::decode($this->$attribute);
					} catch (InvalidParamException $e) {
						$this->addError($attribute, Yii::t('main', '"{attribute}" must be a valid JSON object', [
							'attribute' => $attribute,
						]));
					}
				}
			],
		];
		if (!$forDropDown) {
			return $values;
		}
		$return = [];
		foreach ($values as $key => $value) {
			$return[$key] = Yii::t('main', $key);
		}
		return $return;
	}

	public function attributeLabels()
	{
		return [
			'id' => Yii::t('main', 'ID'),
			'type' => Yii::t('main', 'Type'),
			'section' => Yii::t('main', 'Section'),
			'key' => Yii::t('main', 'Key'),
			'value' => Yii::t('main', 'Value'),
			'active' => Yii::t('main', 'Active'),
			'crated_at' => Yii::t('main', 'Created At'),
			'updated_at' => Yii::t('main', 'Updated At'),
		];
	}

	public function beforeValidate() {
		$validators = $this->getTypes(false);
		if (!array_key_exists($this->type, $validators)) {
			$this->addError('type', Yii::t('main', 'Please select correct type'));
			return false;
		}
		$model = DynamicModel::validateData([
			'value' => $this->value
		], [
			$validators[$this->type],
		]);
		if ($model->hasErrors()) {
			$this->addError('value', $model->getFirstError('value'));
			return false;
		}
		if ($this->hasErrors()) {
			return false;
		}
		return parent::beforeValidate();
	}
}