...`
* @param string $beforePortlet no known usages. Perhaps can be removed in future
* @param string $afterPortlet used by Extension:ULS
* @param Title|null $title
*/
public function __construct(
string $label, string $ariaLabel, string $class, int $numLanguages,
// @todo: replace with >MenuContents class.
string $itemHTML, string $beforePortlet = '', string $afterPortlet = '', $title = null
) {
$this->label = $label;
$this->ariaLabel = $ariaLabel;
$this->class = $class;
$this->numLanguages = $numLanguages;
$this->menuContentsData = [
'html-items' => $itemHTML,
'html-before-portal' => $beforePortlet,
'html-after-portal' => $afterPortlet,
];
$this->title = $title;
}
/**
* @inheritDoc
*/
public function getTemplateData(): array {
$title = $this->title;
$isSubjectPage = $title && $title->exists() && !$title->isTalkPage();
// If page doesn't exist or if it's in a talk namespace, we should
// display a less prominent "language" button, without a label, and
// quiet instead of progressive. For this reason some default values
// should be updated for this case. (T316559)
if ( !$isSubjectPage ) {
$icon = '';
$label = '';
$headingClass = 'mw-ui-button mw-ui-quiet mw-portlet-lang-heading-empty';
$checkboxClass = 'mw-interlanguage-selector-empty';
} else {
$icon = '';
$label = $this->label;
$headingClass = 'mw-ui-button mw-ui-quiet '
. self::CLASS_PROGRESSIVE . ' mw-portlet-lang-heading-' . strval( $this->numLanguages );
$checkboxClass = 'mw-interlanguage-selector';
}
$dropdown = new VectorComponentDropdown( 'p-lang-btn', $label, $this->class );
$dropdownData = $dropdown->getTemplateData();
// override default heading class.
$dropdownData['heading-class'] = $headingClass;
// ext.uls.interface attaches click handler to this selector.
$dropdownData['checkbox-class'] = $checkboxClass;
// Override header icon (currently no way to do this using constructor)
$dropdownData['html-vector-heading-icon'] = $icon;
$dropdownData['aria-label'] = $this->ariaLabel;
$dropdownData['is-language-selector-empty'] = !$isSubjectPage;
return $dropdownData + $this->menuContentsData;
}
}