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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\ViewHelpers\Step; |
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use Romm\Formz\Middleware\Item\Step\Service\StepMiddlewareService; |
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use Romm\Formz\Service\ViewHelper\Form\FormViewHelperService; |
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use TYPO3\CMS\Extbase\Mvc\Web\Request; |
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use TYPO3\CMS\Fluid\ViewHelpers\Form\AbstractFormFieldViewHelper; |
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class PreviousLinkViewHelper extends AbstractFormFieldViewHelper |
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{ |
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const PREVIOUS_LINK_PARAMETER = 'substepsPrevious'; |
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/** |
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* @var string |
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*/ |
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protected $tagName = 'input'; |
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/** |
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* @var FormViewHelperService |
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*/ |
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protected $formService; |
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public function initializeArguments() |
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{ |
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parent::initializeArguments(); |
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$this->registerUniversalTagAttributes(); |
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} |
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public function render() |
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{ |
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/* |
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* First, we check if this view helper is called from within the |
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* `FormViewHelper`, because it would not make sense anywhere else. |
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*/ |
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if (false === $this->formService->formContextExists()) { |
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// @todo |
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// throw ContextNotFoundException::substepViewHelperFormContextNotFound(); |
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} |
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$formObject = $this->formService->getFormObject(); |
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$formDefinition = $formObject->getDefinition(); |
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if (false === $formDefinition->hasSteps()) { |
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throw new \Exception('todo'); // @todo |
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} |
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/** @var Request $request */ |
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$request = $this->controllerContext->getRequest(); |
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$currentStep = $formObject->fetchCurrentStep($request)->getCurrentStep(); |
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$stepDefinition = StepMiddlewareService::get()->getStepDefinition($currentStep); |
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// @todo handle previous steps depth |
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if (!$stepDefinition->hasPreviousDefinition() |
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&& !$currentStep->hasSubsteps() |
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) { |
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return null; |
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} |
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$this->tag->addAttribute('type', 'submit'); |
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$this->tag->addAttribute('value', $this->getValueAttribute()); |
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$this->tag->addAttribute('name', $this->prefixFieldName(PreviousLinkViewHelper::PREVIOUS_LINK_PARAMETER)); |
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$this->tag->addAttribute('fz-previous-link', true); |
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return $this->tag->render(); |
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} |
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/** |
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* @param FormViewHelperService $service |
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*/ |
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public function injectFormService(FormViewHelperService $service) |
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{ |
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$this->formService = $service; |
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} |
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} |
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romm /
formz
It seems like the type of the argument is not accepted by the function/method which you are calling.
In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug.
We suggest to add an explicit type cast like in the following example: