Proengsoft\JsValidation\Javascript\RuleParser

Complexity

Total Complexity

9

Size/Duplication

Total Lines	121
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Test Coverage

Coverage

100%

Importance

Changes	3
Bugs	1	Features	0

6 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	getRule()	0	13	2
A	getRules()	0	4	1
A	clientRule()	0	11	2
A	remoteRule()	0	9	1
A	getAttributeName()	0	9	2

<?php

namespace Proengsoft\JsValidation\Javascript;

use Proengsoft\JsValidation\Support\DelegatedValidator;
use Proengsoft\JsValidation\Support\RuleListTrait;
use Proengsoft\JsValidation\Support\UseDelegatedValidatorTrait;

class RuleParser
{
    use RuleListTrait, JavascriptRulesTrait, UseDelegatedValidatorTrait;

    /**
     * Rule used to validate remote requests.
     */
    const REMOTE_RULE = 'laravelValidationRemote';

    /**
     * Rule used to validate javascript fields.
     */
    const JAVASCRIPT_RULE = 'laravelValidation';

    /**
     * Token used to secure romte validations.
     *
     * @string|null $remoteToken
     */
    protected $remoteToken;

    /**
     * Create a new JsValidation instance.
     *
     * @param \Proengsoft\JsValidation\Support\DelegatedValidator $validator
     * @param string|null $remoteToken
     */
    public function __construct(DelegatedValidator $validator, $remoteToken = null)
    {
        $this->validator = $validator;
        $this->remoteToken = $remoteToken;
    }

    /**
     * Return parsed Javascript Rule.
     *
     * @param string $attribute
     * @param string $rule
     * @param $parameters
     *
     * @return array
     */
    public function getRule($attribute, $rule, $parameters)
    {
        if ($this->isRemoteRule($rule)) {
            list($attribute, $parameters) = $this->remoteRule($attribute);
            $jsRule = self::REMOTE_RULE;
        } else {
            list($jsRule, $attribute, $parameters) = $this->clientRule($attribute, $rule, $parameters);
        }

        $attribute = $this->getAttributeName($attribute);

        return [$attribute, $jsRule, $parameters];
    }

    /**
     * Gets rules.
     *
     * @return array
     */
    public function getRules()
    {
        return $this->validator->getRules();
    }

    /**
     * Returns Javascript parameters for remote validated rules.
     *
     * @param string $attribute
     * @param $rule
     * @param $parameters
     *
     * @return array
     */
    protected function clientRule($attribute, $rule, $parameters)
    {
        $jsRule = self::JAVASCRIPT_RULE;
        $method = "rule{$rule}";

        if (method_exists($this, $method)) {
            list($attribute, $parameters) = $this->$method($attribute, $parameters);
        }

        return [$jsRule, $attribute, $parameters];
    }

    /**
     * Returns Javascript parameters for remote validated rules.
     *
     * @param string $attribute
     *
     * @return array
     */
    protected function remoteRule($attribute)
    {
        $params = [
            $attribute,
            $this->remoteToken,
        ];

        return [$attribute, $params];
    }

    /**
     * Handles multidimensional attribute names.
     *
     * @param $attribute
     *
     * @return string
     */
    protected function getAttributeName($attribute)
    {
        $attributeArray = explode('.', $attribute);
        if (count($attributeArray) > 1) {
            return $attributeArray[0].'['.implode('][', array_slice($attributeArray, 1)).']';
        }

        return $attribute;
    }
}