function EditorMediaDialog::submitForm

Overrides FormInterface::submitForm

File

core/modules/media/src/Form/EditorMediaDialog.php, line 233

Class

EditorMediaDialog

Provides a media embed dialog for text editors.

Namespace

Code

public function submitForm(array &$form, FormStateInterface $form_state) {
    $response = new AjaxResponse();
    // When the `alt` attribute is set to two double quotes, transform it to the
    // empty string: two double quotes signify "empty alt attribute". See above.
    if (trim($form_state->getValue([
        'attributes',
        'alt',
    ], '')) === '""') {
        $form_state->setValue([
            'attributes',
            'alt',
        ], '""');
    }
    // The `alt` attribute is optional: if it isn't set, the default value
    // simply will not be overridden. It's important to set it to FALSE
    // instead of unsetting the value.  This way we explicitly inform
    // the client side about the new value.
    if ($form_state->hasValue([
        'attributes',
        'alt',
    ]) && trim($form_state->getValue([
        'attributes',
        'alt',
    ])) === '') {
        $form_state->setValue([
            'attributes',
            'alt',
        ], FALSE);
    }
    // If the selected view mode matches the default on the filter, remove the
    // attribute.
    if (!empty($form_state->get('filter_default_view_mode')) && $form_state->getValue([
        'attributes',
        'data-view-mode',
    ]) === $form_state->get('filter_default_view_mode')) {
        $form_state->setValue([
            'attributes',
            'data-view-mode',
        ], FALSE);
    }
    if ($form_state->getErrors()) {
        unset($form['#prefix'], $form['#suffix']);
        $form['status_messages'] = [
            '#type' => 'status_messages',
            '#weight' => -10,
        ];
        $response->addCommand(new HtmlCommand('#editor-media-dialog-form', $form));
    }
    else {
        // Only send back the relevant values.
        $values = [
            'hasCaption' => $form_state->getValue('hasCaption'),
            'attributes' => $form_state->getValue('attributes'),
        ];
        $response->addCommand(new EditorDialogSave($values));
        $response->addCommand(new CloseModalDialogCommand());
    }
    return $response;
}