class Password

Same name and namespace in other branches
  1. 9 core/lib/Drupal/Core/Render/Element/Password.php \Drupal\Core\Render\Element\Password
  2. 8.9.x core/lib/Drupal/Core/Render/Element/Password.php \Drupal\Core\Render\Element\Password
  3. 10 core/lib/Drupal/Core/Render/Element/Password.php \Drupal\Core\Render\Element\Password

Provides a form element for entering a password, with hidden text.

Properties:

  • #size: The size of the input element in characters.
  • #pattern: A string for the native HTML5 pattern attribute.

Usage example:

$form['pass'] = [
    '#type' => 'password',
    '#title' => $this->t('Password'),
    '#size' => 25,
    '#pattern' => '[01]+',
];

Hierarchy

Expanded class hierarchy of Password

See also

\Drupal\Core\Render\Element\PasswordConfirm

\Drupal\Core\Render\Element\Textfield

1 file declares its use of Password
PasswordTest.php in core/tests/Drupal/Tests/Core/Render/Element/PasswordTest.php
33 string references to 'Password'
AccountForm::form in core/modules/user/src/AccountForm.php
Gets the actual form array to be built.
claro_preprocess_input in core/themes/claro/claro.theme
Implements template_preprocess_HOOK() for input.
ContentTranslationHandler::addTranslatabilityClue in core/modules/content_translation/src/ContentTranslationHandler.php
Adds a clue about the form element translatability.
ElementTest::testPlaceHolderText in core/modules/system/tests/src/Functional/Form/ElementTest.php
Tests placeholder text for elements that support placeholders.
EntityUser::create in core/modules/user/src/Plugin/migrate/destination/EntityUser.php
Creates an instance of the plugin.

... See full list

File

core/lib/Drupal/Core/Render/Element/Password.php, line 29

Namespace

Drupal\Core\Render\Element
View source 
class Password extends FormElementBase {
    
    /**
     * {@inheritdoc}
     */
    public function getInfo() {
        $class = static::class;
        return [
            '#input' => TRUE,
            '#size' => 60,
            '#maxlength' => 128,
            '#process' => [
                [
                    $class,
                    'processAjaxForm',
                ],
                [
                    $class,
                    'processPattern',
                ],
            ],
            '#pre_render' => [
                [
                    $class,
                    'preRenderPassword',
                ],
            ],
            '#theme' => 'input__password',
            '#theme_wrappers' => [
                'form_element',
            ],
        ];
    }
    
    /**
     * Prepares a #type 'password' render element for input.html.twig.
     *
     * @param array $element
     *   An associative array containing the properties of the element.
     *   Properties used: #title, #value, #description, #size, #maxlength,
     *   #placeholder, #required, #attributes.
     *
     * @return array
     *   The $element with prepared variables ready for input.html.twig.
     */
    public static function preRenderPassword($element) {
        $element['#attributes']['type'] = 'password';
        Element::setAttributes($element, [
            'id',
            'name',
            'size',
            'maxlength',
            'placeholder',
        ]);
        static::setAttributes($element, [
            'form-text',
        ]);
        return $element;
    }
    
    /**
     * {@inheritdoc}
     */
    public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
        if ($input !== FALSE && $input !== NULL) {
            // This should be a string, but allow other scalars since they might be
            // valid input in programmatic form submissions.
            return is_scalar($input) ? (string) $input : '';
        }
        return NULL;
    }

}

Members

Title Modifiers Object type Summary Overriden Title Overrides
FormElementBase::processAutocomplete public static function Adds autocomplete functionality to elements. 1
FormElementBase::processPattern public static function #process callback for #pattern form element property. 1
FormElementBase::validatePattern public static function #element_validate callback for #pattern form element property. 1
Password::getInfo public function Returns the element properties for this element. Overrides ElementInterface::getInfo
Password::preRenderPassword public static function Prepares a #type 'password' render element for input.html.twig.
Password::valueCallback public static function Determines how user input is mapped to an element's #value property. Overrides FormElementBase::valueCallback
PluginInspectionInterface::getPluginDefinition public function Gets the definition of the plugin implementation. 6
PluginInspectionInterface::getPluginId public function Gets the plugin_id of the plugin instance. 2
RenderElementBase::preRenderAjaxForm public static function Adds Ajax information about an element to communicate with JavaScript. 2
RenderElementBase::preRenderGroup public static function Adds members of this group as actual elements for rendering. 2
RenderElementBase::processAjaxForm public static function Form element processing handler for the #ajax form property. 3
RenderElementBase::processGroup public static function Arranges elements into groups. 2
RenderElementBase::setAttributes public static function Sets a form element's class attribute. Overrides ElementInterface::setAttributes 2

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