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<?php |
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/* |
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* 2016 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\ViewHelper; |
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use Romm\Formz\Core\Core; |
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use Romm\Formz\Error\FormResult; |
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use Romm\Formz\Exceptions\DuplicateEntryException; |
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use Romm\Formz\Form\FormInterface; |
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use Romm\Formz\Form\FormObject; |
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use Romm\Formz\Validation\Validator\Form\DefaultFormValidator; |
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use TYPO3\CMS\Core\SingletonInterface; |
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use TYPO3\CMS\Extbase\Mvc\Request; |
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/** |
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* This class contains methods that help view helpers to manipulate data and |
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* know more things concerning the current form state. |
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* |
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* It is mainly configured inside the `FormViewHelper`, and used in other |
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* view helpers. |
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*/ |
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class FormViewHelperService implements SingletonInterface |
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{ |
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/** |
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* @var bool |
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*/ |
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protected $formContext = false; |
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/** |
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* @var array|FormInterface |
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*/ |
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protected $formInstance; |
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/** |
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* @var bool |
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*/ |
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protected $formWasSubmitted = false; |
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/** |
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* @var FormResult |
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*/ |
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protected $formResult; |
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/** |
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* @var FormObject |
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*/ |
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protected $formObject; |
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/** |
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* Reset every state that can be used by this service. |
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*/ |
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public function resetState() |
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{ |
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$this->formContext = false; |
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$this->formWasSubmitted = false; |
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$this->formObject = null; |
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$this->formInstance = null; |
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$this->formResult = null; |
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} |
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/** |
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* Will activate the form context, changing the result returned by the |
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* function `formContextExists()`. |
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* |
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* @throws \Exception |
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* @return FormViewHelperService |
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*/ |
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public function activateFormContext() |
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{ |
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if (true === $this->formContext) { |
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throw new DuplicateEntryException( |
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'You can not use a form view helper inside another one.', |
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1465242575 |
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); |
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} |
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$this->formContext = true; |
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return $this; |
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} |
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/** |
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* Returns `true` if the `FormViewHelper` context exists. |
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* |
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* @return bool |
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*/ |
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public function formContextExists() |
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{ |
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return $this->formContext; |
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} |
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/** |
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* This function will check and inject the form instance and its submission |
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* result. |
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* |
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* @param string $formName |
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* @param Request $originalRequest |
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* @param $formInstance |
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*/ |
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public function setUpData($formName, $originalRequest, $formInstance) |
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{ |
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if (null !== $originalRequest |
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&& $originalRequest->hasArgument($formName) |
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) { |
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/** @var array $formInstance */ |
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$formInstance = $originalRequest->getArgument($formName); |
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$this->setFormInstance($formInstance); |
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$this->setFormResult($this->formObject->getLastValidationResult()); |
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$this->markFormAsSubmitted(); |
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} elseif (null !== $formInstance) { |
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$formValidator = $this->getFormValidator($formName); |
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$formRequestResult = $formValidator->validateWithoutSavingResults($formInstance); |
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$this->setFormInstance($formInstance); |
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$this->setFormResult($formRequestResult); |
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} |
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} |
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/** |
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* Will mark the form as submitted (change the result returned by the |
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* function `formWasSubmitted()`). |
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*/ |
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public function markFormAsSubmitted() |
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{ |
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$this->formWasSubmitted = true; |
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} |
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/** |
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* Returns `true` if the form was submitted by the user. |
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* |
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* @return bool |
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*/ |
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public function formWasSubmitted() |
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{ |
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return $this->formWasSubmitted; |
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} |
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/** |
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* @return array|FormInterface |
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*/ |
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public function getFormInstance() |
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{ |
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return $this->formInstance; |
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} |
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/** |
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* If the form was submitted by the user, contains the array containing the |
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* submitted values. |
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* |
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* @param array|FormInterface $formInstance |
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*/ |
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public function setFormInstance($formInstance) |
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{ |
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$this->formInstance = $formInstance; |
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} |
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/** |
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* @return FormResult |
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*/ |
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public function getFormResult() |
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{ |
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return $this->formResult; |
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} |
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/** |
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* @param FormResult $formResult |
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*/ |
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public function setFormResult(FormResult $formResult) |
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{ |
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$this->formResult = $formResult; |
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} |
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/** |
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* @return FormObject |
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*/ |
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public function getFormObject() |
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{ |
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return $this->formObject; |
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} |
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/** |
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* @param FormObject $formObject |
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*/ |
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public function setFormObject(FormObject $formObject) |
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{ |
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$this->formObject = $formObject; |
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} |
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/** |
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* @param string $formName |
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* @return DefaultFormValidator |
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*/ |
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protected function getFormValidator($formName) |
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{ |
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return Core::instantiate(DefaultFormValidator::class, ['name' => $formName]); |
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} |
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} |
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romm /
formz
