mediawiki-skins-Vector/includes/SkinVector22.php
Umherirrender ae1584ade5 Simplify SkinVector22::isTocAvailable
No need to check $tocData for empty before checking if a key is set on
the array, as empty suppress the error when $tocData is null

Change-Id: I3f1fd4bfdfd7f29e6750d72af75c286668b5f09c
2023-10-22 16:50:22 +02:00

561 lines
19 KiB
PHP

<?php
namespace MediaWiki\Skins\Vector;
use ExtensionRegistry;
use MediaWiki\MediaWikiServices;
use MediaWiki\Skins\Vector\Components\VectorComponentButton;
use MediaWiki\Skins\Vector\Components\VectorComponentDropdown;
use MediaWiki\Skins\Vector\Components\VectorComponentLanguageDropdown;
use MediaWiki\Skins\Vector\Components\VectorComponentMainMenu;
use MediaWiki\Skins\Vector\Components\VectorComponentPageTools;
use MediaWiki\Skins\Vector\Components\VectorComponentPinnableContainer;
use MediaWiki\Skins\Vector\Components\VectorComponentSearchBox;
use MediaWiki\Skins\Vector\Components\VectorComponentStickyHeader;
use MediaWiki\Skins\Vector\Components\VectorComponentTableOfContents;
use MediaWiki\Skins\Vector\Components\VectorComponentUserLinks;
use MediaWiki\Skins\Vector\Components\VectorComponentVariants;
use RuntimeException;
use SkinMustache;
use SkinTemplate;
/**
* @ingroup Skins
* @package Vector
* @internal
*/
class SkinVector22 extends SkinMustache {
private const STICKY_HEADER_ENABLED_CLASS = 'vector-sticky-header-enabled';
/** @var null|array for caching purposes */
private $languages;
/**
* @inheritDoc
*/
protected function runOnSkinTemplateNavigationHooks( SkinTemplate $skin, &$content_navigation ) {
parent::runOnSkinTemplateNavigationHooks( $skin, $content_navigation );
Hooks::onSkinTemplateNavigation( $skin, $content_navigation );
}
/**
* @inheritDoc
*/
public function isResponsive() {
// Check it's enabled by user preference and configuration
$responsive = parent::isResponsive() && $this->getConfig()->get( 'VectorResponsive' );
// For historic reasons, the viewport is added when Vector is loaded on the mobile
// domain. This is only possible for 3rd parties or by useskin parameter as there is
// no preference for changing mobile skin. Only need to check if $responsive is falsey.
if ( !$responsive && ExtensionRegistry::getInstance()->isLoaded( 'MobileFrontend' ) ) {
$mobFrontContext = MediaWikiServices::getInstance()->getService( 'MobileFrontend.Context' );
if ( $mobFrontContext->shouldDisplayMobileView() ) {
return true;
}
}
return $responsive;
}
/**
* Provide styles required to present the server rendered page in this skin. Additional styles
* may be loaded dynamically by the client.
*
* Any styles returned by this method are loaded on the critical rendering path as linked
* stylesheets. I.e., they are required to load on the client before first paint.
*
* @return array
*/
public function getDefaultModules(): array {
$modules = parent::getDefaultModules();
$featureManager = VectorServices::getFeatureManager();
$zebraUpdate = $featureManager->isFeatureEnabled(
Constants::FEATURE_ZEBRA_DESIGN
);
if ( $zebraUpdate ) {
$modules['styles']['skin'][] = 'skins.vector.zebra.styles';
}
if ( $featureManager->isFeatureEnabled( Constants::FEATURE_TYPOGRAPHY_SURVEY ) ) {
$modules[] = 'skins.vector.typographySurvey';
}
return $modules;
}
/**
* Whether or not toc data is available
*
* @return bool
*/
private function isTocAvailable(): bool {
$parentData = parent::getTemplateData();
return !empty( $parentData['data-toc'][ 'array-sections' ] );
}
/**
* This should be upstreamed to the Skin class in core once the logic is finalized.
* Returns false if the page is a special page without any languages, or if an action
* other than view is being used.
*
* @return bool
*/
private function canHaveLanguages(): bool {
$action = $this->getContext()->getActionName();
// FIXME: This logic should be moved into the ULS extension or core given the button is hidden,
// it should not be rendered, short term fix for T328996.
if ( $action === 'history' ) {
return false;
}
$title = $this->getTitle();
// Defensive programming - if a special page has added languages explicitly, best to show it.
if ( $title && $title->isSpecialPage() && empty( $this->getLanguagesCached() ) ) {
return false;
}
return true;
}
/**
* Remove the add topic button from data-views if present
*
* @param array &$parentData Template data
* @return bool An add topic button was removed
*/
private function removeAddTopicButton( array &$parentData ): bool {
$views = $parentData['data-portlets']['data-views']['array-items'];
$hasAddTopicButton = false;
$html = '';
foreach ( $views as $i => $view ) {
if ( $view['id'] === 'ca-addsection' ) {
array_splice( $views, $i, 1 );
$hasAddTopicButton = true;
continue;
}
$html .= $view['html-item'];
}
$parentData['data-portlets']['data-views']['array-items'] = $views;
$parentData['data-portlets']['data-views']['html-items'] = $html;
return $hasAddTopicButton;
}
/**
* @param string $location Either 'top' or 'bottom' is accepted.
* @return bool
*/
protected function isLanguagesInContentAt( string $location ): bool {
if ( !$this->canHaveLanguages() ) {
return false;
}
$featureManager = VectorServices::getFeatureManager();
$inContent = $featureManager->isFeatureEnabled(
Constants::FEATURE_LANGUAGE_IN_HEADER
);
$isMainPage = $this->getTitle() ? $this->getTitle()->isMainPage() : false;
switch ( $location ) {
case 'top':
return $isMainPage ? $inContent && $featureManager->isFeatureEnabled(
Constants::FEATURE_LANGUAGE_IN_MAIN_PAGE_HEADER
) : $inContent;
case 'bottom':
return $inContent && $isMainPage && !$featureManager->isFeatureEnabled(
Constants::FEATURE_LANGUAGE_IN_MAIN_PAGE_HEADER
);
default:
throw new RuntimeException( 'unknown language button location' );
}
}
/**
* Whether or not the languages are out of the sidebar and in the content either at
* the top or the bottom.
*
* @return bool
*/
final protected function isLanguagesInContent(): bool {
return $this->isLanguagesInContentAt( 'top' ) || $this->isLanguagesInContentAt( 'bottom' );
}
/**
* Calls getLanguages with caching.
*
* @return array
*/
protected function getLanguagesCached(): array {
if ( $this->languages === null ) {
$this->languages = $this->getLanguages();
}
return $this->languages;
}
/**
* Check whether ULS is enabled
*
* @return bool
*/
final protected function isULSExtensionEnabled(): bool {
return ExtensionRegistry::getInstance()->isLoaded( 'UniversalLanguageSelector' );
}
/**
* Check whether Visual Editor Tab Position is first
*
* @param array $dataViews
* @return bool
*/
final protected function isVisualEditorTabPositionFirst( $dataViews ): bool {
$names = [ 've-edit', 'edit' ];
// find if under key 'name' 've-edit' or 'edit' is the before item in the array
for ( $i = 0; $i < count( $dataViews[ 'array-items' ] ); $i++ ) {
if ( in_array( $dataViews[ 'array-items' ][ $i ][ 'name' ], $names ) ) {
return $dataViews[ 'array-items' ][ $i ][ 'name' ] === $names[ 0 ];
}
}
return false;
}
/**
* Show the ULS button if it's modern Vector, languages in header is enabled,
* the ULS extension is enabled, and we are on a subect page. Hide it otherwise.
* There is no point in showing the language button if ULS extension is unavailable
* as there is no ways to add languages without it.
* @return bool
*/
protected function shouldHideLanguages(): bool {
$title = $this->getTitle();
$isSubjectPage = $title && $title->exists() && !$title->isTalkPage();
return !$this->isLanguagesInContent() || !$this->isULSExtensionEnabled() || !$isSubjectPage;
}
/**
* Determines if the language switching alert box should be in the sidebar.
*
* @return bool
*/
private function shouldLanguageAlertBeInSidebar(): bool {
$featureManager = VectorServices::getFeatureManager();
$isMainPage = $this->getTitle() ? $this->getTitle()->isMainPage() : false;
$shouldShowOnMainPage = $isMainPage && !empty( $this->getLanguagesCached() ) &&
$featureManager->isFeatureEnabled( Constants::FEATURE_LANGUAGE_IN_MAIN_PAGE_HEADER );
return ( $this->isLanguagesInContentAt( 'top' ) && !$isMainPage && !$this->shouldHideLanguages() &&
$featureManager->isFeatureEnabled( Constants::FEATURE_LANGUAGE_IN_HEADER ) ) ||
$shouldShowOnMainPage;
}
/**
* Merges the `view-overflow` menu into the `action` menu.
* This ensures that the previous state of the menu e.g. emptyPortlet class
* is preserved.
*
* @param array $data
* @return array
*/
private function mergeViewOverflowIntoActions( array $data ): array {
$portlets = $data['data-portlets'];
$actions = $portlets['data-actions'];
$overflow = $portlets['data-views-overflow'];
// if the views overflow menu is not empty, then signal that the more menu despite
// being initially empty now has collapsible items.
if ( !$overflow['is-empty'] ) {
$data['data-portlets']['data-actions']['class'] .= ' vector-has-collapsible-items';
}
$data['data-portlets']['data-actions']['html-items'] = $overflow['html-items'] . $actions['html-items'];
return $data;
}
/**
* @inheritDoc
*/
public function getHtmlElementAttributes() {
$original = parent::getHtmlElementAttributes();
$featureManager = VectorServices::getFeatureManager();
$original['class'] .= ' ' . implode( ' ', $featureManager->getFeatureBodyClass() );
if ( VectorServices::getFeatureManager()->isFeatureEnabled( Constants::FEATURE_STICKY_HEADER ) ) {
// T290518: Add scroll padding to root element when the sticky header is
// enabled. This class needs to be server rendered instead of added from
// JS in order to correctly handle situations where the sticky header
// isn't visible yet but we still need scroll padding applied (e.g. when
// the user navigates to a page with a hash fragment in the URI). For this
// reason, we can't rely on the `vector-sticky-header-visible` class as it
// is added too late.
//
// Please note that this class applies scroll padding which does not work
// when applied to the body tag in Chrome, Safari, and Firefox (and
// possibly others). It must instead be applied to the html tag.
$original['class'] = implode( ' ', [ $original['class'] ?? '', self::STICKY_HEADER_ENABLED_CLASS ] );
}
$original['class'] = trim( $original['class'] );
return $original;
}
/**
* Pulls the page tools menu out of $sidebar into $pageToolsMenu
*
* @param array &$sidebar
* @param array &$pageToolsMenu
*/
private static function extractPageToolsFromSidebar( array &$sidebar, array &$pageToolsMenu ) {
$restPortlets = $sidebar[ 'array-portlets-rest' ] ?? [];
$toolboxMenuIndex = array_search(
VectorComponentPageTools::TOOLBOX_ID,
array_column(
$restPortlets,
'id'
)
);
if ( $toolboxMenuIndex !== false ) {
// Splice removes the toolbox menu from the $restPortlets array
// and current returns the first value of array_splice, i.e. the $toolbox menu data.
$pageToolsMenu = array_splice( $restPortlets, $toolboxMenuIndex );
$sidebar['array-portlets-rest'] = $restPortlets;
}
}
/**
* Get the ULS button label, accounting for the number of available
* languages.
*
* @return array
*/
final protected function getULSLabels(): array {
$numLanguages = count( $this->getLanguagesCached() );
if ( $numLanguages === 0 ) {
return [
'label' => $this->msg( 'vector-no-language-button-label' )->text(),
'aria-label' => $this->msg( 'vector-no-language-button-aria-label' )->text()
];
} else {
return [
'label' => $this->msg( 'vector-language-button-label' )->numParams( $numLanguages )->text(),
'aria-label' => $this->msg( 'vector-language-button-aria-label' )->numParams( $numLanguages )->text()
];
}
}
/**
* @return array
*/
public function getTemplateData(): array {
$featureManager = VectorServices::getFeatureManager();
$parentData = parent::getTemplateData();
$localizer = $this->getContext();
$parentData = $this->mergeViewOverflowIntoActions( $parentData );
$portlets = $parentData['data-portlets'];
$langData = $portlets['data-languages'] ?? null;
$config = $this->getConfig();
$sidebar = $parentData[ 'data-portlets-sidebar' ];
$pageToolsMenu = [];
self::extractPageToolsFromSidebar( $sidebar, $pageToolsMenu );
$hasAddTopicButton = $config->get( 'VectorPromoteAddTopic' ) &&
$this->removeAddTopicButton( $parentData );
$langButtonClass = $langData['class'] ?? '';
$ulsLabels = $this->getULSLabels();
$user = $this->getUser();
$localizer = $this->getContext();
// If the table of contents has no items, we won't output it.
// empty array is interpreted by Mustache as falsey.
$tocComponents = [];
$isTocAvailable = $this->isTocAvailable();
if ( $isTocAvailable ) {
// @phan-suppress-next-line SecurityCheck-XSS
$dataToc = new VectorComponentTableOfContents(
$parentData['data-toc'],
$localizer,
$this->getConfig(),
VectorServices::getFeatureManager()
);
$tocComponents = [
'data-toc' => $dataToc,
'data-toc-pinnable-container' => new VectorComponentPinnableContainer(
VectorComponentTableOfContents::ID,
$dataToc->isPinned()
),
'data-page-titlebar-toc-dropdown' => new VectorComponentDropdown(
'vector-page-titlebar-toc',
// label
$this->msg( 'vector-toc-collapsible-button-label' ),
// class
'vector-page-titlebar-toc vector-button-flush-left',
// icon
'listBullet',
),
'data-page-titlebar-toc-pinnable-container' => new VectorComponentPinnableContainer(
'vector-page-titlebar-toc',
$dataToc->isPinned()
),
'data-sticky-header-toc-dropdown' => new VectorComponentDropdown(
'vector-sticky-header-toc',
// label
$this->msg( 'vector-toc-collapsible-button-label' ),
// class
'mw-portlet mw-portlet-sticky-header-toc vector-sticky-header-toc vector-button-flush-left',
// icon
'listBullet'
),
'data-sticky-header-toc-pinnable-container' => new VectorComponentPinnableContainer(
'vector-sticky-header-toc',
$dataToc->isPinned()
),
];
$this->getOutput()->addHtmlClasses( 'vector-toc-available' );
} else {
$this->getOutput()->addHtmlClasses( 'vector-toc-not-available' );
}
$isRegistered = $user->isRegistered();
$userPage = $isRegistered ? $this->buildPersonalPageItem() : [];
$components = $tocComponents + [
'data-add-topic-button' => $hasAddTopicButton ? new VectorComponentButton(
$this->msg( [ 'vector-2022-action-addsection', 'skin-action-addsection' ] )->text(),
'speechBubbleAdd-progressive',
'ca-addsection',
'',
[ 'data-event-name' => 'addsection-header' ],
'quiet',
'progressive',
false,
$this->getTitle()->getLocalURL( 'action=edit&section=new' )
) : null,
'data-variants' => new VectorComponentVariants(
$portlets['data-variants'],
$this->getTitle()->getPageLanguage(),
$this->msg( 'vector-language-variant-switcher-label' )
),
'data-client-prefs' => $featureManager->isFeatureEnabled(
Constants::FEATURE_CLIENT_PREFERENCES,
) ? new VectorComponentDropdown(
'vector-client-prefs',
'Site preferences',
'',
'settings'
) : null,
'data-vector-user-links' => new VectorComponentUserLinks(
$localizer,
$user,
$portlets,
$this->getOptions()['link'],
$userPage[ 'icon' ] ?? ''
),
'data-lang-dropdown' => $langData ? new VectorComponentLanguageDropdown(
$ulsLabels['label'],
$ulsLabels['aria-label'],
$langButtonClass,
count( $this->getLanguagesCached() ),
$langData['html-items'] ?? '',
$langData['html-before-portal'] ?? '',
$langData['html-after-portal'] ?? '',
$this->getTitle()
) : null,
'data-search-box' => new VectorComponentSearchBox(
$parentData['data-search-box'],
true,
// is primary mode of search
true,
'searchform',
true,
$config,
Constants::SEARCH_BOX_INPUT_LOCATION_MOVED,
$localizer
),
'data-main-menu' => new VectorComponentMainMenu(
$sidebar,
$this->shouldLanguageAlertBeInSidebar(),
count( $this->getLanguagesCached() ),
$portlets['data-languages'] ?? [],
$localizer,
$this->getUser(),
VectorServices::getFeatureManager(),
$this,
),
'data-main-menu-dropdown' => new VectorComponentDropdown(
VectorComponentMainMenu::ID . '-dropdown',
$this->msg( VectorComponentMainMenu::ID . '-label' )->text(),
VectorComponentMainMenu::ID . '-dropdown' . ' vector-button-flush-left vector-button-flush-right',
'menu'
),
'data-page-tools' => new VectorComponentPageTools(
array_merge( [ $portlets['data-actions'] ?? [] ], $pageToolsMenu ),
$localizer,
$this->getUser(),
$featureManager
),
'data-page-tools-dropdown' => new VectorComponentDropdown(
VectorComponentPageTools::ID . '-dropdown',
$this->msg( 'toolbox' )->text(),
VectorComponentPageTools::ID . '-dropdown',
),
'data-vector-sticky-header' => $featureManager->isFeatureEnabled(
Constants::FEATURE_STICKY_HEADER
) ? new VectorComponentStickyHeader(
$localizer,
new VectorComponentSearchBox(
$parentData['data-search-box'],
// Collapse inside search box is disabled.
false,
false,
'vector-sticky-search-form',
false,
$config,
Constants::SEARCH_BOX_INPUT_LOCATION_MOVED,
$localizer
),
// Show sticky ULS if the ULS extension is enabled and the ULS in header is not hidden
$this->isULSExtensionEnabled() && !$this->shouldHideLanguages() ?
new VectorComponentButton(
$ulsLabels[ 'label' ],
'wikimedia-language',
'p-lang-btn-sticky-header',
'mw-interlanguage-selector',
[
'tabindex' => '-1',
'data-event-name' => 'ui.dropdown-p-lang-btn-sticky-header'
],
'quiet',
) : null,
$this->isVisualEditorTabPositionFirst( $portlets[ 'data-views' ] )
) : null,
'data-vector-settings-button' => $featureManager->isFeatureEnabled(
Constants::FEATURE_CLIENT_PREFERENCES,
) ? null : new VectorComponentButton(
$this->msg( 'vector-limited-width-toggle' ),
$featureManager->isFeatureEnabled(
Constants::FEATURE_LIMITED_WIDTH
) ? 'fullScreen' : 'exitFullscreen',
'',
'vector-limited-width-toggle',
[],
'normal',
'default',
true
)
];
foreach ( $components as $key => $component ) {
// Array of components or null values.
if ( $component ) {
$parentData[$key] = $component->getTemplateData();
}
}
return array_merge( $parentData, [
'is-zebra-enabled' => $featureManager->isFeatureEnabled(
Constants::FEATURE_ZEBRA_DESIGN
),
'is-language-in-content' => $this->isLanguagesInContent(),
'has-buttons-in-content-top' => $this->isLanguagesInContentAt( 'top' ) || $hasAddTopicButton,
'is-language-in-content-bottom' => $this->isLanguagesInContentAt( 'bottom' ),
// Cast empty string to null
'html-subtitle' => $parentData['html-subtitle'] === '' ? null : $parentData['html-subtitle'],
] );
}
}