Classes List

Symfony\Component\DomCrawler\Field\InputFormField

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<?php

/* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */


namespace Symfony\Component\DomCrawler\Field;

/** * InputFormField represents an input form field (an HTML input tag). * * For inputs with type of file, checkbox, or radio, there are other more * specialized classes (cf. FileFormField and ChoiceFormField). * * @author Fabien Potencier <fabien@symfony.com> */
class InputFormField extends FormField
{
    /** * Initializes the form field. * * @throws \LogicException When node type is incorrect */
    protected function initialize()
    {
        if ('input' !== $this->node->nodeName && 'button' !== $this->node->nodeName) {
            throw new \LogicException(sprintf('An InputFormField can only be created from an input or button tag (%s given).'$this->node->nodeName));
        }

        $type = strtolower($this->node->getAttribute('type'));
        if ('checkbox' === $type) {
            throw new \LogicException('Checkboxes should be instances of ChoiceFormField.');
        }

        if ('file' === $type) {
            throw new \LogicException('File inputs should be instances of FileFormField.');
        }

        $this->value = $this->node->getAttribute('value');
    }
}