mirror of
https://gerrit.wikimedia.org/r/mediawiki/skins/Vector.git
synced 2024-11-24 23:55:53 +00:00
93c833030b
In production this is always true, so remove feature flag. Retain A/B testing code in case it is still needed. Bug: T324799 Change-Id: Ia2057eb69d0a8d3e6e51acb5729a4399fb17a18b
476 lines
16 KiB
PHP
476 lines
16 KiB
PHP
<?php
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namespace MediaWiki\Skins\Vector;
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use ExtensionRegistry;
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use MediaWiki\MediaWikiServices;
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use MediaWiki\Skins\Vector\Components\VectorComponentDropdown;
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use MediaWiki\Skins\Vector\Components\VectorComponentIconLink;
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use MediaWiki\Skins\Vector\Components\VectorComponentLanguageButton;
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use MediaWiki\Skins\Vector\Components\VectorComponentLanguageDropdown;
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use MediaWiki\Skins\Vector\Components\VectorComponentMainMenu;
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use MediaWiki\Skins\Vector\Components\VectorComponentMenu;
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use MediaWiki\Skins\Vector\Components\VectorComponentMenuListItem;
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use MediaWiki\Skins\Vector\Components\VectorComponentMenuVariants;
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use MediaWiki\Skins\Vector\Components\VectorComponentPageTools;
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use MediaWiki\Skins\Vector\Components\VectorComponentPinnableContainer;
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use MediaWiki\Skins\Vector\Components\VectorComponentSearchBox;
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use MediaWiki\Skins\Vector\Components\VectorComponentStickyHeader;
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use MediaWiki\Skins\Vector\Components\VectorComponentTableOfContents;
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use MediaWiki\Skins\Vector\Components\VectorComponentTableOfContentsContainer;
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use MediaWiki\Skins\Vector\Components\VectorComponentUserLinks;
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use RuntimeException;
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use SkinMustache;
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use SkinTemplate;
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/**
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* @ingroup Skins
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* @package Vector
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* @internal
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*/
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class SkinVector22 extends SkinMustache {
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private const STICKY_HEADER_ENABLED_CLASS = 'vector-sticky-header-enabled';
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/** @var null|array for caching purposes */
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private $languages;
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/**
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* @inheritDoc
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*/
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protected function runOnSkinTemplateNavigationHooks( SkinTemplate $skin, &$content_navigation ) {
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parent::runOnSkinTemplateNavigationHooks( $skin, $content_navigation );
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Hooks::onSkinTemplateNavigation( $skin, $content_navigation );
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}
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/**
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* @inheritDoc
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*/
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public function isResponsive() {
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// Check it's enabled by user preference and configuration
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$responsive = parent::isResponsive() && $this->getConfig()->get( 'VectorResponsive' );
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// For historic reasons, the viewport is added when Vector is loaded on the mobile
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// domain. This is only possible for 3rd parties or by useskin parameter as there is
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// no preference for changing mobile skin. Only need to check if $responsive is falsey.
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if ( !$responsive && ExtensionRegistry::getInstance()->isLoaded( 'MobileFrontend' ) ) {
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$mobFrontContext = MediaWikiServices::getInstance()->getService( 'MobileFrontend.Context' );
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if ( $mobFrontContext->shouldDisplayMobileView() ) {
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return true;
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}
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}
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return $responsive;
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}
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/**
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* This should be upstreamed to the Skin class in core once the logic is finalized.
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* Returns false if the page is a special page without any languages, or if an action
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* other than view is being used.
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* @return bool
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*/
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private function canHaveLanguages(): bool {
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if ( $this->getContext()->getActionName() !== 'view' ) {
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return false;
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}
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$title = $this->getTitle();
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// Defensive programming - if a special page has added languages explicitly, best to show it.
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if ( $title && $title->isSpecialPage() && empty( $this->getLanguagesCached() ) ) {
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return false;
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}
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return true;
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}
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/**
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* @param string $location Either 'top' or 'bottom' is accepted.
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* @return bool
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*/
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protected function isLanguagesInContentAt( $location ) {
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if ( !$this->canHaveLanguages() ) {
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return false;
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}
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$featureManager = VectorServices::getFeatureManager();
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$inContent = $featureManager->isFeatureEnabled(
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Constants::FEATURE_LANGUAGE_IN_HEADER
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);
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$isMainPage = $this->getTitle() ? $this->getTitle()->isMainPage() : false;
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switch ( $location ) {
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case 'top':
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return $isMainPage ? $inContent && $featureManager->isFeatureEnabled(
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Constants::FEATURE_LANGUAGE_IN_MAIN_PAGE_HEADER
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) : $inContent;
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case 'bottom':
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return $inContent && $isMainPage && !$featureManager->isFeatureEnabled(
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Constants::FEATURE_LANGUAGE_IN_MAIN_PAGE_HEADER
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);
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default:
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throw new RuntimeException( 'unknown language button location' );
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}
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}
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/**
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* Whether or not the languages are out of the sidebar and in the content either at
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* the top or the bottom.
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* @return bool
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*/
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final protected function isLanguagesInContent() {
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return $this->isLanguagesInContentAt( 'top' ) || $this->isLanguagesInContentAt( 'bottom' );
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}
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/**
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* Calls getLanguages with caching.
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* @return array
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*/
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protected function getLanguagesCached(): array {
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if ( $this->languages === null ) {
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$this->languages = $this->getLanguages();
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}
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return $this->languages;
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}
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/**
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* Check whether ULS is enabled
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*
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* @return bool
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*/
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final protected function isULSExtensionEnabled(): bool {
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return ExtensionRegistry::getInstance()->isLoaded( 'UniversalLanguageSelector' );
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}
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/**
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* Show the ULS button if it's modern Vector, languages in header is enabled,
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* and the ULS extension is enabled. Hide it otherwise.
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* There is no point in showing the language button if ULS extension is unavailable
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* as there is no ways to add languages without it.
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* @return bool
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*/
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protected function shouldHideLanguages(): bool {
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return !$this->isLanguagesInContent() || !$this->isULSExtensionEnabled();
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}
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/**
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* Determines if the language switching alert box should be in the sidebar.
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*
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* @return bool
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*/
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private function shouldLanguageAlertBeInSidebar(): bool {
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$featureManager = VectorServices::getFeatureManager();
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$isMainPage = $this->getTitle() ? $this->getTitle()->isMainPage() : false;
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$shouldShowOnMainPage = $isMainPage && !empty( $this->getLanguagesCached() ) &&
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$featureManager->isFeatureEnabled( Constants::FEATURE_LANGUAGE_IN_MAIN_PAGE_HEADER );
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return ( $this->isLanguagesInContentAt( 'top' ) && !$isMainPage && !$this->shouldHideLanguages() &&
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$featureManager->isFeatureEnabled( Constants::FEATURE_LANGUAGE_ALERT_IN_SIDEBAR ) ) ||
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$shouldShowOnMainPage;
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}
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/**
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* Merges the `view-overflow` menu into the `action` menu.
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* This ensures that the previous state of the menu e.g. emptyPortlet class
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* is preserved.
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* @param array $data
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* @return array
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*/
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private function mergeViewOverflowIntoActions( $data ) {
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$portlets = $data['data-portlets'];
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$actions = $portlets['data-actions'];
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$overflow = $portlets['data-views-overflow'];
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// if the views overflow menu is not empty, then signal that the more menu despite
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// being initially empty now has collapsible items.
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if ( !$overflow['is-empty'] ) {
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$data['data-portlets']['data-actions']['class'] .= ' vector-has-collapsible-items';
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}
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$data['data-portlets']['data-actions']['html-items'] = $overflow['html-items'] . $actions['html-items'];
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return $data;
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}
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/**
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* @inheritDoc
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*/
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public function getHtmlElementAttributes() {
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$original = parent::getHtmlElementAttributes();
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if ( VectorServices::getFeatureManager()->isFeatureEnabled( Constants::FEATURE_STICKY_HEADER ) ) {
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// T290518: Add scroll padding to root element when the sticky header is
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// enabled. This class needs to be server rendered instead of added from
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// JS in order to correctly handle situations where the sticky header
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// isn't visible yet but we still need scroll padding applied (e.g. when
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// the user navigates to a page with a hash fragment in the URI). For this
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// reason, we can't rely on the `vector-sticky-header-visible` class as it
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// is added too late.
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//
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// Please note that this class applies scroll padding which does not work
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// when applied to the body tag in Chrome, Safari, and Firefox (and
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// possibly others). It must instead be applied to the html tag.
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$original['class'] = implode( ' ', [ $original['class'] ?? '', self::STICKY_HEADER_ENABLED_CLASS ] );
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}
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return $original;
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}
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/**
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* Determines wheather the initial state of sidebar is visible on not
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*
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* @return bool
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*/
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private function isMainMenuVisible() {
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$skin = $this->getSkin();
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if ( $skin->getUser()->isRegistered() ) {
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$userOptionsLookup = MediaWikiServices::getInstance()->getUserOptionsLookup();
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$userPrefSidebarState = $userOptionsLookup->getOption(
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$skin->getUser(),
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Constants::PREF_KEY_SIDEBAR_VISIBLE
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);
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$defaultLoggedinSidebarState = $this->getConfig()->get(
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Constants::CONFIG_KEY_DEFAULT_SIDEBAR_VISIBLE_FOR_AUTHORISED_USER
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);
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// If the sidebar user preference has been set, return that value,
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// if not, then the default sidebar state for logged-in users.
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return ( $userPrefSidebarState !== null )
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? (bool)$userPrefSidebarState
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: $defaultLoggedinSidebarState;
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}
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return $this->getConfig()->get(
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Constants::CONFIG_KEY_DEFAULT_SIDEBAR_VISIBLE_FOR_ANONYMOUS_USER
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);
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}
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/**
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* Pulls the page tools menu out of $sidebar into $pageToolsMenu
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*
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* @param array &$sidebar
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* @param array &$pageToolsMenu
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*/
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private static function extractPageToolsFromSidebar( &$sidebar, &$pageToolsMenu ) {
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$restPortlets = $sidebar[ 'array-portlets-rest' ] ?? [];
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$toolboxMenuIndex = array_search(
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VectorComponentPageTools::TOOLBOX_ID,
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array_column(
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$restPortlets,
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'id'
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)
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);
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if ( $toolboxMenuIndex !== false ) {
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// Splice removes the toolbox menu from the $restPortlets array
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// and current returns the first value of array_splice, i.e. the $toolbox menu data.
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$pageToolsMenu = array_splice( $restPortlets, $toolboxMenuIndex );
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$sidebar['array-portlets-rest'] = $restPortlets;
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}
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}
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/**
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* Get the ULS button label, accounting for the number of available
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* languages.
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*
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* @return array
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*/
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final protected function getULSLabels(): array {
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$numLanguages = count( $this->getLanguagesCached() );
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if ( $numLanguages === 0 ) {
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return [
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'label' => $this->msg( 'vector-no-language-button-label' )->text(),
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'aria-label' => $this->msg( 'vector-no-language-button-aria-label' )->text()
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];
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} else {
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return [
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'label' => $this->msg( 'vector-language-button-label' )->numParams( $numLanguages )->escaped(),
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'aria-label' => $this->msg( 'vector-language-button-aria-label' )->numParams( $numLanguages )->escaped()
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];
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}
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}
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/**
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* @return array
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*/
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public function getTemplateData(): array {
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$featureManager = VectorServices::getFeatureManager();
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$parentData = parent::getTemplateData();
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$localizer = $this->getContext();
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$parentData = $this->mergeViewOverflowIntoActions( $parentData );
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$portlets = $parentData['data-portlets'];
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$langData = $parentData['data-portlets']['data-languages'] ?? null;
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$config = $this->getConfig();
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$isPageToolsEnabled = $featureManager->isFeatureEnabled( Constants::FEATURE_PAGE_TOOLS );
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$sidebar = $parentData[ 'data-portlets-sidebar' ];
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$pageToolsMenu = [];
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if ( $isPageToolsEnabled ) {
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self::extractPageToolsFromSidebar( $sidebar, $pageToolsMenu );
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}
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$langButtonClass = $langData['class'] ?? '';
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$ulsLabels = $this->getULSLabels();
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$returnto = $this->getReturnToParam();
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$user = $this->getUser();
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$logoutData = $this->buildLogoutLinkData();
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$loginLinkData = $this->buildLoginData( $returnto, $this->useCombinedLoginLink() );
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$createAccountData = $this->buildCreateAccountData( $returnto );
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$localizer = $this->getContext();
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$tocData = $parentData['data-toc'];
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// If the table of contents has no items, we won't output it.
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// empty array is interpreted by Mustache as falsey.
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$isTocUnavailable = empty( $tocData ) || empty( $tocData[ 'array-sections' ] );
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$components = [
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'data-vector-variants' => new VectorComponentMenuVariants(
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$parentData['data-portlets']['data-variants'],
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$this->getTitle()->getPageLanguage(),
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$this->msg( 'vector-language-variant-switcher-label' )
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),
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'data-vector-user-links' => new VectorComponentUserLinks(
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$localizer,
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$user,
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new VectorComponentMenu(
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$portlets['data-user-menu']
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),
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new VectorComponentMenu( [
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// this menu should have no label
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'label' => '',
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] + $portlets[ 'data-vector-user-menu-overflow' ] ),
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new VectorComponentMenu(
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[],
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$user->isRegistered() ? [
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new VectorComponentMenuListItem(
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new VectorComponentIconLink(
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$logoutData[ 'href'],
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$logoutData[ 'text' ],
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$logoutData[ 'icon' ],
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$this,
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'pt-logout'
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),
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'vector-user-menu-logout',
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'pt-logout'
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)
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] : [
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new VectorComponentMenuListItem(
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new VectorComponentIconLink(
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$createAccountData['href'] ?? null,
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$createAccountData['text'] ?? null,
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$createAccountData['icon'] ?? null,
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$this,
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'create-account'
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),
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'vector-user-menu-create-account user-links-collapsible-item'
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),
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new VectorComponentMenuListItem(
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new VectorComponentIconLink(
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$loginLinkData['href'] ?? null,
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$loginLinkData['text'] ?? null,
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$loginLinkData['icon'] ?? null,
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$this,
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'login'
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),
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'vector-user-menu-login'
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)
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]
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),
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),
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'data-lang-btn' => $langData ? new VectorComponentLanguageDropdown(
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$ulsLabels['label'],
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$ulsLabels['aria-label'],
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$this->isLanguagesInContentAt( 'top' ) ?
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$langButtonClass . ' mw-ui-icon-flush-right' : $langButtonClass,
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count( $this->getLanguagesCached() ),
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$langData['html-items'] ?? '',
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$langData['html-before-portal'] ?? '',
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$langData['html-after-portal'] ?? '',
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$this->getTitle()
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) : null,
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'data-toc-container' => $isTocUnavailable ? null : new VectorComponentTableOfContentsContainer(
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$localizer,
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),
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'data-toc' => $isTocUnavailable ? null : new VectorComponentTableOfContents(
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$tocData,
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$localizer,
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$this->getConfig()
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),
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'data-search-box' => new VectorComponentSearchBox(
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$parentData['data-search-box'],
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true,
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// is primary mode of search
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true,
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'searchform',
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true,
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$config,
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Constants::SEARCH_BOX_INPUT_LOCATION_MOVED,
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$localizer
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),
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'data-main-menu' => new VectorComponentMainMenu(
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$sidebar,
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$this->shouldLanguageAlertBeInSidebar(),
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$parentData['data-portlets']['data-languages'] ?? [],
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$localizer,
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$this->getUser(),
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VectorServices::getFeatureManager(),
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$this,
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),
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'data-main-menu-dropdown' => new VectorComponentDropdown(
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VectorComponentMainMenu::ID . '-dropdown',
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$this->msg( VectorComponentMainMenu::ID . '-label' )->text(),
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VectorComponentMainMenu::ID . '-dropdown' . ' mw-ui-icon-flush-left mw-ui-icon-flush-right',
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'menu'
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),
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'data-page-tools' => $isPageToolsEnabled ? new VectorComponentPageTools(
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array_merge( [ $parentData['data-portlets']['data-actions'] ?? [] ], $pageToolsMenu ),
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$localizer,
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$this->getUser(),
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$featureManager
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) : null,
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'data-page-tools-dropdown' => $isPageToolsEnabled ? new VectorComponentDropdown(
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VectorComponentPageTools::ID . '-dropdown',
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$this->msg( 'toolbox' )->text(),
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VectorComponentPageTools::ID . '-dropdown',
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) : null,
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'data-page-titlebar-toc-dropdown' => $isTocUnavailable ? null : new VectorComponentDropdown(
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'vector-page-titlebar-toc',
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// no label,
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'',
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// class
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'vector-page-titlebar-toc mw-ui-icon-flush-left',
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// icon
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'listBullet',
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),
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'data-page-titlebar-pinnable-container' => new VectorComponentPinnableContainer(
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'vector-page-titlebar-toc',
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true
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),
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'data-vector-sticky-header' => $featureManager->isFeatureEnabled(
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Constants::FEATURE_STICKY_HEADER
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) ? new VectorComponentStickyHeader(
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$localizer,
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new VectorComponentSearchBox(
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$parentData['data-search-box'],
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// Collapse inside search box is disabled.
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false,
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false,
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'vector-sticky-search-form',
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false,
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$config,
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Constants::SEARCH_BOX_INPUT_LOCATION_MOVED,
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$localizer
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),
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// Show sticky ULS if the ULS extension is enabled and the ULS in header is not hidden
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$this->isULSExtensionEnabled() && !$this->shouldHideLanguages() ?
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new VectorComponentLanguageButton( $ulsLabels[ 'label' ] ) : null,
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true
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) : null
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];
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foreach ( $components as $key => $component ) {
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// Array of components or null values.
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if ( $component ) {
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$parentData[$key] = $component->getTemplateData();
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}
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}
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return array_merge( $parentData, [
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'is-language-in-content' => $this->isLanguagesInContent(),
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'is-language-in-content-top' => $this->isLanguagesInContentAt( 'top' ),
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'is-language-in-content-bottom' => $this->isLanguagesInContentAt( 'bottom' ),
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'is-main-menu-visible' => $this->isMainMenuVisible(),
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// Cast empty string to null
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'html-subtitle' => $parentData['html-subtitle'] === '' ? null : $parentData['html-subtitle'],
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'is-page-tools-enabled' => $isPageToolsEnabled
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] );
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}
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}
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