Mercurial > hg > isophonics-drupal-site
view core/lib/Drupal/Core/Template/AttributeBoolean.php @ 13:5fb285c0d0e3
Update Drupal core to 8.4.7 via Composer. Security update; I *think* we've
been lucky to get away with this so far, as we don't support self-registration
which seems to be used by the so-called "drupalgeddon 2" attack that 8.4.5
was vulnerable to.
author | Chris Cannam |
---|---|
date | Mon, 23 Apr 2018 09:33:26 +0100 |
parents | 4c8ae668cc8c |
children |
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<?php namespace Drupal\Core\Template; use Drupal\Component\Utility\Html; /** * A class that defines a type of boolean HTML attribute. * * Boolean HTML attributes are not attributes with values of TRUE/FALSE. * They are attributes that if they exist in the tag, they are TRUE. * Examples include selected, disabled, checked, readonly. * * To set a boolean attribute on the Attribute class, set it to TRUE. * @code * $attributes = new Attribute(); * $attributes['disabled'] = TRUE; * echo '<select' . $attributes . '/>'; * // produces <select disabled>; * $attributes['disabled'] = FALSE; * echo '<select' . $attributes . '/>'; * // produces <select>; * @endcode * * @see \Drupal\Core\Template\Attribute */ class AttributeBoolean extends AttributeValueBase { /** * {@inheritdoc} */ public function render() { return $this->__toString(); } /** * Implements the magic __toString() method. */ public function __toString() { return $this->value === FALSE ? '' : Html::escape($this->name); } }