function ckeditor5_filter_format_edit_form_submit

Form submission handler for filter format forms.

File

core/modules/ckeditor5/ckeditor5.module, line 236

Code

function ckeditor5_filter_format_edit_form_submit(array $form, FormStateInterface $form_state) {
    $limit_allowed_html_tags = isset($form['filters']['settings']['filter_html']['allowed_html']);
    $manually_editable_tags = $form_state->getValue([
        'editor',
        'settings',
        'plugins',
        'ckeditor5_sourceEditing',
        'allowed_tags',
    ]);
    $styles = $form_state->getValue([
        'editor',
        'settings',
        'plugins',
        'ckeditor5_style',
        'styles',
    ]);
    if ($limit_allowed_html_tags && is_array($manually_editable_tags) || is_array($styles)) {
        // When "Manually editable tags", "Style" and "limit allowed HTML tags" are
        // all configured, the latter is dependent on the others. This dependent
        // value is typically updated via AJAX, but it's possible for "Manually
        // editable tags" to update without triggering the AJAX rebuild. That value
        // is recalculated here on save to ensure it happens even if the AJAX
        // rebuild doesn't happen.
        $manually_editable_tags_restrictions = HTMLRestrictions::fromString(implode($manually_editable_tags ?? []));
        $styles_restrictions = HTMLRestrictions::fromString(implode($styles ? array_column($styles, 'element') : []));
        $format = $form_state->get('ckeditor5_validated_pair')
            ->getFilterFormat();
        $allowed_html = HTMLRestrictions::fromTextFormat($format);
        $combined_tags_string = $allowed_html->merge($manually_editable_tags_restrictions)
            ->merge($styles_restrictions)
            ->toFilterHtmlAllowedTagsString();
        $form_state->setValue([
            'filters',
            'filter_html',
            'settings',
            'allowed_html',
        ], $combined_tags_string);
    }
}