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| 1 | <?php |
| 2 | |
| 3 | namespace ArticlePlaceholder; |
| 4 | |
| 5 | use MediaWiki\Html\Html; |
| 6 | use MediaWiki\Language\Language; |
| 7 | use MediaWiki\MediaWikiServices; |
| 8 | use MediaWiki\Output\OutputPage; |
| 9 | use MediaWiki\Permissions\PermissionManager; |
| 10 | use MediaWiki\Registration\ExtensionRegistry; |
| 11 | use MediaWiki\Site\SiteLookup; |
| 12 | use MediaWiki\SpecialPage\SpecialPage; |
| 13 | use MediaWiki\Title\MalformedTitleException; |
| 14 | use MediaWiki\Title\TitleFactory; |
| 15 | use MediaWiki\User\User; |
| 16 | use OOUI; |
| 17 | use Wikibase\Client\Hooks\OtherProjectsSidebarGeneratorFactory; |
| 18 | use Wikibase\Client\RepoLinker; |
| 19 | use Wikibase\Client\Usage\HashUsageAccumulator; |
| 20 | use Wikibase\Client\WikibaseClient; |
| 21 | use Wikibase\DataModel\Entity\ItemId; |
| 22 | use Wikibase\DataModel\Term\Term; |
| 23 | use Wikibase\DataModel\Term\TermTypes; |
| 24 | use Wikibase\Lib\Store\FallbackLabelDescriptionLookupFactory; |
| 25 | use Wikibase\Lib\Store\SiteLinkLookup; |
| 26 | |
| 27 | /** |
| 28 | * The AboutTopic SpecialPage for the ArticlePlaceholder extension |
| 29 | * The AboutTopicRenderer assumes the 'wikibase_item' OutputPage property |
| 30 | * is set in SpecialAboutTopic |
| 31 | * |
| 32 | * @ingroup Extensions |
| 33 | * @author Lucie-Aimée Kaffee |
| 34 | * @license GPL-2.0-or-later |
| 35 | */ |
| 36 | class AboutTopicRenderer { |
| 37 | |
| 38 | /** |
| 39 | * @var FallbackLabelDescriptionLookupFactory |
| 40 | */ |
| 41 | private $termLookupFactory; |
| 42 | |
| 43 | /** |
| 44 | * @var SiteLinkLookup |
| 45 | */ |
| 46 | private $siteLinkLookup; |
| 47 | |
| 48 | /** |
| 49 | * @var SiteLookup |
| 50 | */ |
| 51 | private $siteLookup; |
| 52 | |
| 53 | /** |
| 54 | * @var string |
| 55 | */ |
| 56 | private $langLinkSiteGroup; |
| 57 | |
| 58 | /** |
| 59 | * @var TitleFactory |
| 60 | */ |
| 61 | private $titleFactory; |
| 62 | |
| 63 | /** |
| 64 | * @var OtherProjectsSidebarGeneratorFactory |
| 65 | */ |
| 66 | private $otherProjectsSidebarGeneratorFactory; |
| 67 | |
| 68 | /** |
| 69 | * @var PermissionManager |
| 70 | */ |
| 71 | private $permissionManager; |
| 72 | |
| 73 | /** @var RepoLinker */ |
| 74 | private $repoLinker; |
| 75 | |
| 76 | /** |
| 77 | * @param FallbackLabelDescriptionLookupFactory $termLookupFactory |
| 78 | * @param SiteLinkLookup $siteLinkLookup |
| 79 | * @param SiteLookup $siteLookup |
| 80 | * @param string $langLinkSiteGroup |
| 81 | * @param TitleFactory $titleFactory |
| 82 | * @param OtherProjectsSidebarGeneratorFactory $otherProjectsSidebarGeneratorFactory |
| 83 | * @param PermissionManager $permissionManager |
| 84 | * @param RepoLinker $repoLinker |
| 85 | */ |
| 86 | public function __construct( |
| 87 | FallbackLabelDescriptionLookupFactory $termLookupFactory, |
| 88 | SiteLinkLookup $siteLinkLookup, |
| 89 | SiteLookup $siteLookup, |
| 90 | string $langLinkSiteGroup, |
| 91 | TitleFactory $titleFactory, |
| 92 | OtherProjectsSidebarGeneratorFactory $otherProjectsSidebarGeneratorFactory, |
| 93 | PermissionManager $permissionManager, |
| 94 | RepoLinker $repoLinker |
| 95 | ) { |
| 96 | $this->termLookupFactory = $termLookupFactory; |
| 97 | $this->siteLinkLookup = $siteLinkLookup; |
| 98 | $this->siteLookup = $siteLookup; |
| 99 | $this->langLinkSiteGroup = $langLinkSiteGroup; |
| 100 | $this->titleFactory = $titleFactory; |
| 101 | $this->otherProjectsSidebarGeneratorFactory = $otherProjectsSidebarGeneratorFactory; |
| 102 | $this->permissionManager = $permissionManager; |
| 103 | $this->repoLinker = $repoLinker; |
| 104 | } |
| 105 | |
| 106 | /** |
| 107 | * Show content of the ArticlePlaceholder |
| 108 | * |
| 109 | * @param ItemId $entityId |
| 110 | * @param Language $language |
| 111 | * @param User $user |
| 112 | * @param OutputPage $output |
| 113 | */ |
| 114 | public function showPlaceholder( |
| 115 | ItemId $entityId, |
| 116 | Language $language, |
| 117 | User $user, |
| 118 | OutputPage $output |
| 119 | ) { |
| 120 | $termLookup = $this->termLookupFactory->newLabelDescriptionLookup( |
| 121 | $language, |
| 122 | [ $entityId ], |
| 123 | [ TermTypes::TYPE_LABEL, TermTypes::TYPE_DESCRIPTION ] |
| 124 | ); |
| 125 | $label = $termLookup->getLabel( $entityId ); |
| 126 | $description = $termLookup->getDescription( $entityId ); |
| 127 | $canEdit = false; |
| 128 | |
| 129 | if ( $label !== null ) { |
| 130 | $label = $label->getText(); |
| 131 | $this->showTitle( $label, $output ); |
| 132 | |
| 133 | try { |
| 134 | $title = $this->titleFactory->newFromTextThrow( $label ); |
| 135 | if ( $this->permissionManager->quickUserCan( 'createpage', $user, $title ) ) { |
| 136 | $canEdit = true; |
| 137 | } |
| 138 | } catch ( MalformedTitleException $ex ) { |
| 139 | // When the entity's label contains characters not allowed in page titles |
| 140 | $label = ''; |
| 141 | $canEdit = true; |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | $this->showTopMessage( $entityId, $label, $output, $canEdit ); |
| 146 | $output->addModuleStyles( 'ext.articleplaceholder.defaultDisplay' ); |
| 147 | $output->addWikiTextAsInterface( '{{aboutTopic|' . $entityId->getSerialization() . '}}' ); |
| 148 | |
| 149 | $this->showLanguageLinks( $entityId, $output ); |
| 150 | $this->setOtherProjectsLinks( $entityId, $output ); |
| 151 | $this->addMetaTags( $output, $description ); |
| 152 | } |
| 153 | |
| 154 | /** |
| 155 | * Adds the top message bar |
| 156 | * |
| 157 | * @param ItemId $entityId |
| 158 | * @param string|null $label |
| 159 | * @param OutputPage $output |
| 160 | * @param bool $canEdit |
| 161 | */ |
| 162 | private function showTopMessage( ItemId $entityId, ?string $label, OutputPage $output, bool $canEdit ) { |
| 163 | $infoIcon = new OOUI\IconWidget( [ |
| 164 | 'icon' => 'infoFilled', |
| 165 | 'title' => $output->msg( 'articleplaceholder-abouttopic-icon-title' )->text() |
| 166 | ] ); |
| 167 | |
| 168 | $output->enableOOUI(); |
| 169 | |
| 170 | $leftDIV = Html::rawElement( 'div', |
| 171 | [ 'class' => 'mw-articleplaceholder-topmessage-container-left' ], |
| 172 | $infoIcon |
| 173 | ); |
| 174 | |
| 175 | $buttonCode = ''; |
| 176 | if ( $label !== null && $canEdit ) { |
| 177 | $buttonCode = $this->showCreateArticle( $entityId, $label, $output ); |
| 178 | } |
| 179 | |
| 180 | $this->repoLinker = WikibaseClient::getRepoLinker(); |
| 181 | $messageP = Html::rawElement( 'p', [], $output->msg( |
| 182 | 'articleplaceholder-abouttopic-topmessage-text', |
| 183 | $this->repoLinker->getEntityUrl( $entityId ) |
| 184 | )->parse() |
| 185 | ); |
| 186 | $centerDIV = Html::rawElement( 'div', |
| 187 | [ 'class' => [ 'plainlinks', 'mw-articleplaceholder-topmessage-container-center' ] ], |
| 188 | $messageP |
| 189 | ); |
| 190 | |
| 191 | $rightDIV = Html::rawElement( 'div', |
| 192 | [ 'class' => 'mw-articleplaceholder-topmessage-container-right' ], |
| 193 | $buttonCode |
| 194 | ); |
| 195 | |
| 196 | $output->addHTML( Html::rawElement( 'div', |
| 197 | [ 'class' => 'mw-articleplaceholder-topmessage-container' ], |
| 198 | $leftDIV . $rightDIV . $centerDIV ) |
| 199 | ); |
| 200 | } |
| 201 | |
| 202 | /** |
| 203 | * Adds a button to create an article |
| 204 | * |
| 205 | * @param ItemId $itemId |
| 206 | * @param string $label |
| 207 | * @param OutputPage $output |
| 208 | * |
| 209 | * @return string HTML |
| 210 | */ |
| 211 | private function showCreateArticle( ItemId $itemId, $label, OutputPage $output ) { |
| 212 | $siteLinks = $this->siteLinkLookup->getSiteLinksForItem( $itemId ); |
| 213 | |
| 214 | $output->enableOOUI(); |
| 215 | $output->addModules( 'ext.articleplaceholder.createArticle' ); |
| 216 | $output->addJsConfigVars( 'apLabel', $label ); |
| 217 | |
| 218 | $contents = new OOUI\ButtonWidget( [ |
| 219 | 'id' => 'new-article-button', |
| 220 | 'flags' => [ 'primary', 'progressive' ], |
| 221 | 'infusable' => true, |
| 222 | 'label' => wfMessage( 'articleplaceholder-abouttopic-create-article-button' )->text(), |
| 223 | 'href' => SpecialPage::getTitleFor( 'CreateTopicPage', $label ) |
| 224 | ->getLocalURL( [ 'ref' => 'button' ] ), |
| 225 | 'target' => 'blank' |
| 226 | ] ); |
| 227 | |
| 228 | // TODO: Button should be hidden if the only sitelink links to the current wiki. |
| 229 | // $wikibaseClient->getSettings()->getSetting( 'siteGlobalID' ) should be injected here! |
| 230 | if ( ExtensionRegistry::getInstance()->isLoaded( 'ContentTranslation' ) && $siteLinks ) { |
| 231 | $output->addJsConfigVars( 'apContentTranslation', true ); |
| 232 | } |
| 233 | |
| 234 | return $contents; |
| 235 | } |
| 236 | |
| 237 | /** |
| 238 | * Show label as page title |
| 239 | * |
| 240 | * @param string $label |
| 241 | * @param OutputPage $output |
| 242 | */ |
| 243 | private function showTitle( $label, OutputPage $output ) { |
| 244 | $output->setPageTitle( htmlspecialchars( $label ) ); |
| 245 | } |
| 246 | |
| 247 | /** |
| 248 | * Set language links |
| 249 | * |
| 250 | * @param ItemId $entityId |
| 251 | * @param OutputPage $output |
| 252 | */ |
| 253 | private function showLanguageLinks( ItemId $entityId, OutputPage $output ) { |
| 254 | $siteLinks = $this->siteLinkLookup->getSiteLinksForItem( $entityId ); |
| 255 | $languageLinks = []; |
| 256 | $languageNames = []; |
| 257 | $pageNames = []; |
| 258 | |
| 259 | foreach ( $siteLinks as $siteLink ) { |
| 260 | $site = $this->siteLookup->getSite( $siteLink->getSiteId() ); |
| 261 | if ( $site === null ) { |
| 262 | continue; |
| 263 | } |
| 264 | $languageCode = $site->getLanguageCode(); |
| 265 | $group = $site->getGroup(); |
| 266 | // TODO: This should not contain the current wiki. |
| 267 | // $wikibaseClient->getSettings()->getSetting( 'siteGlobalID' ) should be injected here! |
| 268 | if ( $languageCode !== null && $group === $this->langLinkSiteGroup ) { |
| 269 | $languageLinks[$languageCode] = $languageCode . ':' . $siteLink->getPageName(); |
| 270 | |
| 271 | // TODO: We may want to filter with user languages |
| 272 | $languageNames[] = [ |
| 273 | 'data' => $languageCode, |
| 274 | 'label' => MediaWikiServices::getInstance()->getLanguageNameUtils() |
| 275 | ->getLanguageName( $languageCode ), |
| 276 | ]; |
| 277 | $pageNames[ $languageCode ] = $siteLink->getPageName(); |
| 278 | } |
| 279 | } |
| 280 | |
| 281 | $output->setLanguageLinks( $languageLinks ); |
| 282 | $output->addJsConfigVars( 'apLanguages', $languageNames ); |
| 283 | $output->addJsConfigVars( 'apPageNames', $pageNames ); |
| 284 | } |
| 285 | |
| 286 | /** |
| 287 | * @param ItemId $itemId |
| 288 | * @param OutputPage $output |
| 289 | */ |
| 290 | private function setOtherProjectsLinks( ItemId $itemId, OutputPage $output ) { |
| 291 | $otherProjectsSidebarGenerator = $this->otherProjectsSidebarGeneratorFactory |
| 292 | ->getOtherProjectsSidebarGenerator( new HashUsageAccumulator() ); |
| 293 | |
| 294 | $otherProjects = $otherProjectsSidebarGenerator->buildProjectLinkSidebarFromItemId( $itemId ); |
| 295 | $output->setProperty( 'wikibase-otherprojects-sidebar', $otherProjects ); |
| 296 | } |
| 297 | |
| 298 | /** |
| 299 | * @param OutputPage $output |
| 300 | * @param Term|null $description |
| 301 | */ |
| 302 | private function addMetaTags( OutputPage $output, ?Term $description ) { |
| 303 | if ( $description !== null ) { |
| 304 | $output->addMeta( 'description', trim( $description->getText() ) ); |
| 305 | } |
| 306 | } |
| 307 | |
| 308 | } |