Completed
Push — unit-test-form-view-helper ( 21ce8b...04fc41 )
by Romain
04:37
created

ValidatorService::getValidatorData()   B

Complexity

Conditions 4
Paths 4

Size

Total Lines 27
Code Lines 16

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 27
rs 8.5806
c 0
b 0
f 0
cc 4
eloc 16
nc 4
nop 1
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<?php
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/*
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 * 2017 Romain CANON <[email protected]>
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 *
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 * This file is part of the TYPO3 Formz project.
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 * It is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License, either
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 * version 3 of the License, or any later version.
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 *
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 * For the full copyright and license information, see:
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 * http://www.gnu.org/licenses/gpl-3.0.html
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 */
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namespace Romm\Formz\Service;
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use Romm\Formz\Service\Traits\FacadeInstanceTrait;
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use Romm\Formz\Validation\Validator\AbstractValidator as FormzAbstractValidator;
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use TYPO3\CMS\Core\SingletonInterface;
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use TYPO3\CMS\Extbase\Validation\Validator\AbstractValidator;
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class ValidatorService implements SingletonInterface
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{
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    use FacadeInstanceTrait;
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    /**
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     * Contains all the data (options, messages) of every validator which was
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     * analyzed by the function `getValidatorData()`.
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     *
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     * @var array
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     */
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    protected $validatorsData = [];
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    /**
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     * @param string $validatorClassName
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     * @return bool
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     */
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    public function validatorAcceptsEmptyValues($validatorClassName)
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    {
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        $validatorData = $this->getValidatorData($validatorClassName);
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        return (isset($validatorData['acceptsEmptyValues']))
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            ? (bool)$validatorData['acceptsEmptyValues']
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            : false;
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    }
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    /**
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     * @param string $validatorClassName
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     * @param array  $messages
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     * @return array
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     */
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    public function getValidatorMessages($validatorClassName, array $messages)
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    {
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        $validatorData = $this->getValidatorData($validatorClassName);
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        $messages = (isset($validatorData['formzValidator']))
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            ? MessageService::get()->filterMessages(
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                $messages,
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                $validatorData['supportedMessages'],
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                $validatorData['supportsAllMessages']
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            )
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            : [];
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        return $messages;
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    }
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    /**
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     * Will clone the data of the given validator class name. Please note that
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     * it will use reflection to get the default value of the class properties.
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     *
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     * @param $validatorClassName
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     * @return array
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     */
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    protected function getValidatorData($validatorClassName)
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    {
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        if (false === isset($this->validatorsData[$validatorClassName])) {
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            $this->validatorsData[$validatorClassName] = [];
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            if (in_array(AbstractValidator::class, class_parents($validatorClassName))) {
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                $validatorReflection = new \ReflectionClass($validatorClassName);
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                $validatorProperties = $validatorReflection->getDefaultProperties();
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                unset($validatorReflection);
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                $validatorData = [
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                    'supportedOptions'   => $validatorProperties['supportedOptions'],
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                    'acceptsEmptyValues' => $validatorProperties['acceptsEmptyValues']
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                ];
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                if (in_array(FormzAbstractValidator::class, class_parents($validatorClassName))) {
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                    $validatorData['formzValidator'] = true;
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                    $validatorData['supportedMessages'] = $validatorProperties['supportedMessages'];
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                    $validatorData['supportsAllMessages'] = $validatorProperties['supportsAllMessages'];
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                }
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                $this->validatorsData[$validatorClassName] = $validatorData;
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            }
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        }
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        return $this->validatorsData[$validatorClassName];
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    }
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}
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