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| 1 | <?php |
| 2 | /** |
| 3 | * Contains the special page Special:ContentTranslation. |
| 4 | * |
| 5 | * @copyright See AUTHORS.txt |
| 6 | * @license GPL-2.0-or-later |
| 7 | */ |
| 8 | |
| 9 | namespace ContentTranslation\Special; |
| 10 | |
| 11 | use ContentTranslation\PreferenceHelper; |
| 12 | use ContentTranslation\SiteMapper; |
| 13 | use DeferredUpdates; |
| 14 | use DerivativeContext; |
| 15 | use ExtensionRegistry; |
| 16 | use Html; |
| 17 | use MediaWiki\MediaWikiServices; |
| 18 | use MutableContext; |
| 19 | use SkinFactory; |
| 20 | use SpecialPage; |
| 21 | |
| 22 | /** |
| 23 | * Implements the core of the Content Translation extension: |
| 24 | * a special page that shows Content Translation user interface. |
| 25 | */ |
| 26 | class SpecialContentTranslation extends SpecialPage { |
| 27 | /** |
| 28 | * @var SkinFactory |
| 29 | */ |
| 30 | private $skinFactory; |
| 31 | |
| 32 | /** |
| 33 | * @var PreferenceHelper |
| 34 | */ |
| 35 | private $preferenceHelper; |
| 36 | |
| 37 | /** |
| 38 | * @param SkinFactory $skinFactory |
| 39 | * @param PreferenceHelper $preferenceHelper |
| 40 | */ |
| 41 | public function __construct( \SkinFactory $skinFactory, PreferenceHelper $preferenceHelper ) { |
| 42 | parent::__construct( 'ContentTranslation' ); |
| 43 | $this->skinFactory = $skinFactory; |
| 44 | $this->preferenceHelper = $preferenceHelper; |
| 45 | } |
| 46 | |
| 47 | public function getDescription() { |
| 48 | return $this->msg( 'cx' ); |
| 49 | } |
| 50 | |
| 51 | public function execute( $parameters ) { |
| 52 | parent::execute( $parameters ); |
| 53 | |
| 54 | // Use custom 'contenttranslation' skin |
| 55 | /** @var MutableContext $context */ |
| 56 | $context = $this->getContext(); |
| 57 | if ( !$context instanceof MutableContext ) { |
| 58 | // Need to be able to change the skin |
| 59 | $context = new DerivativeContext( $context ); |
| 60 | $this->setContext( $context ); |
| 61 | } |
| 62 | |
| 63 | '@phan-var MutableContext $context'; |
| 64 | $context->setSkin( |
| 65 | $this->skinFactory->makeSkin( 'contenttranslation' ) |
| 66 | ); |
| 67 | |
| 68 | if ( !$this->canUserProceed() ) { |
| 69 | return; |
| 70 | } |
| 71 | |
| 72 | if ( $this->isUnifiedDashboard() ) { |
| 73 | $out = $this->getOutput(); |
| 74 | $out->addHTML( Html::element( |
| 75 | 'div', |
| 76 | [ 'id' => 'contenttranslation' ] |
| 77 | ) ); |
| 78 | } |
| 79 | // Run the extendable chunks from the sub class. |
| 80 | $this->initModules(); |
| 81 | $this->addJsConfigVars(); |
| 82 | } |
| 83 | |
| 84 | public function isListed() { |
| 85 | return $this->preferenceHelper->isEnabledForUser( $this->getUser() ); |
| 86 | } |
| 87 | |
| 88 | public function enableCXBetaFeature() { |
| 89 | $out = $this->getOutput(); |
| 90 | $out->addJsConfigVars( 'wgContentTranslationBetaFeatureEnabled', true ); |
| 91 | |
| 92 | $user = $this->getUser(); |
| 93 | // Promise to persist the setting post-send |
| 94 | DeferredUpdates::addCallableUpdate( static function () use ( $user ) { |
| 95 | $optionsManager = MediaWikiServices::getInstance()->getUserOptionsManager(); |
| 96 | $user = $user->getInstanceForUpdate(); |
| 97 | $optionsManager->setOption( $user, 'cx', '1' ); |
| 98 | $optionsManager->saveOptions( $user ); |
| 99 | } ); |
| 100 | } |
| 101 | |
| 102 | public function isValidCampaign( $campaign ) { |
| 103 | $contentTranslationCampaigns = $this->getConfig()->get( 'ContentTranslationCampaigns' ); |
| 104 | |
| 105 | if ( !$this->getUser()->isNamed() ) { |
| 106 | // Campaigns are only for named logged-in users. |
| 107 | return false; |
| 108 | } |
| 109 | return $campaign !== null |
| 110 | && isset( $contentTranslationCampaigns[$campaign] ) |
| 111 | && $contentTranslationCampaigns[$campaign]; |
| 112 | } |
| 113 | |
| 114 | /** |
| 115 | * JS-compatible encodeURIComponent function |
| 116 | * See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/encodeURIComponent |
| 117 | * @param string $string |
| 118 | * @return string |
| 119 | */ |
| 120 | public static function encodeURIComponent( $string ) { |
| 121 | $revert = [ '%21' => '!', '%2A' => '*', '%27' => "'", '%28' => '(', '%29' => ')' ]; |
| 122 | return strtr( rawurlencode( $string ), $revert ); |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * Check if the request has a token to use CX. |
| 127 | * With a valid cx token override beta feature settings. |
| 128 | * @return bool |
| 129 | */ |
| 130 | private function hasValidToken() { |
| 131 | $request = $this->getRequest(); |
| 132 | |
| 133 | if ( !$this->getUser()->isRegistered() ) { |
| 134 | // Tokens are valid only for logged in users. |
| 135 | return false; |
| 136 | } |
| 137 | |
| 138 | $title = $request->getVal( 'page' ); |
| 139 | |
| 140 | if ( $title === null ) { |
| 141 | return false; |
| 142 | } |
| 143 | $from = $request->getVal( 'from' ); |
| 144 | $to = $request->getVal( 'to' ); |
| 145 | if ( $from === null || $to === null ) { |
| 146 | return false; |
| 147 | } |
| 148 | // Cookie name is base64 encoding of parameters that uniquely define a translation. |
| 149 | $cookieName = 'cx_' . base64_encode( self::encodeURIComponent( implode( '_', [ $title, $from, $to ] ) ) ); |
| 150 | // Remove all characters that are not allowed in cookie name: ( ) < > @ , ; : \ " / [ ] ? = { }. |
| 151 | $cookieName = preg_replace( '/[()<>@,;:\\"\/\[\]?={}]/', '', $cookieName ); |
| 152 | |
| 153 | $hasToken = $request->getCookie( $cookieName, '' ) !== null; |
| 154 | |
| 155 | // Since we can only publish to the current wiki, enforce that the target language matches |
| 156 | // the wiki we are currently on. If not, redirect the user back to dashboard, where he can |
| 157 | // start again with parameters filled (and redirected to the correct wiki). |
| 158 | $contentTranslationTranslateInTarget = $this->getConfig()->get( 'ContentTranslationTranslateInTarget' ); |
| 159 | if ( $contentTranslationTranslateInTarget ) { |
| 160 | $currLangCode = SiteMapper::getCurrentLanguageCode(); |
| 161 | $currDomainCode = SiteMapper::getDomainCode( $to ); |
| 162 | $tokenIsValid = $to === $currLangCode || $to === $currDomainCode; |
| 163 | return $hasToken && $tokenIsValid; |
| 164 | } |
| 165 | |
| 166 | // For development (single instance) use, there is no need to validate the token, because |
| 167 | // we don't redirect. |
| 168 | return $hasToken; |
| 169 | } |
| 170 | |
| 171 | protected function canUserProceed() { |
| 172 | $allowAnonSX = $this->getConfig()->get( 'ContentTranslationEnableAnonSectionTranslation' ); |
| 173 | $hasValidToken = $this->hasValidToken(); |
| 174 | $campaign = $this->getRequest()->getVal( 'campaign' ); |
| 175 | $isCampaign = $this->isValidCampaign( $campaign ); |
| 176 | |
| 177 | // Allow access to SX for everyone, when unified dashboard should be displayed |
| 178 | // and "ContentTranslationEnableAnonSectionTranslation" is set to true. |
| 179 | if ( $this->isUnifiedDashboard() && $allowAnonSX ) { |
| 180 | return true; |
| 181 | } |
| 182 | |
| 183 | // For all logged-in user, if CX beta feature is not enabled, and has |
| 184 | // valid token or campaign, enable CX beta feature and proceed. |
| 185 | // This is applicable for both CX and SX. |
| 186 | if ( !$this->preferenceHelper->isEnabledForUser( $this->getUser() ) ) { |
| 187 | if ( $hasValidToken || $isCampaign ) { |
| 188 | // User has a token or a valid campaign param. |
| 189 | // Enable cx for the user in this wiki. |
| 190 | $this->enableCXBetaFeature(); |
| 191 | } else { |
| 192 | if ( $campaign ) { |
| 193 | // Show login page if the URL has campaign parameter |
| 194 | $this->requireNamedUser(); |
| 195 | } |
| 196 | // Invalid or missing campaign param |
| 197 | $this->getOutput()->showErrorPage( |
| 198 | 'cx', |
| 199 | 'cx-specialpage-enable-betafeature', |
| 200 | [ |
| 201 | SpecialPage::getTitleFor( 'ContentTranslation' ) |
| 202 | ->getCanonicalURL( [ 'campaign' => 'specialcx' ] ) |
| 203 | ] |
| 204 | ); |
| 205 | return false; |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | return true; |
| 210 | } |
| 211 | |
| 212 | /** |
| 213 | * Returns true if user requested to open the translation view, |
| 214 | * false if CX dashboard is requested. |
| 215 | * |
| 216 | * @return bool |
| 217 | */ |
| 218 | protected function onTranslationView() { |
| 219 | return $this->hasValidToken(); |
| 220 | } |
| 221 | |
| 222 | /** |
| 223 | * @return bool |
| 224 | */ |
| 225 | private static function isMobileSite() { |
| 226 | $services = MediaWikiServices::getInstance(); |
| 227 | return ( |
| 228 | ExtensionRegistry::getInstance()->isLoaded( 'MobileFrontend' ) && |
| 229 | $services->getService( 'MobileFrontend.Context' ) |
| 230 | ->shouldDisplayMobileView() |
| 231 | ); |
| 232 | } |
| 233 | |
| 234 | protected function isUnifiedDashboard(): bool { |
| 235 | $forceUnifiedDashboard = $this->getConfig()->get( 'ContentTranslationEnableUnifiedDashboard' ) || |
| 236 | $this->getRequest()->getFuzzyBool( 'unified-dashboard' ); |
| 237 | |
| 238 | $isSXEnabled = $this->getConfig()->get( 'ContentTranslationEnableSectionTranslation' ); |
| 239 | |
| 240 | $vueDashboardShouldBeEnabled = $isSXEnabled && self::isMobileSite(); |
| 241 | |
| 242 | return ( $vueDashboardShouldBeEnabled || $forceUnifiedDashboard ) && !$this->onTranslationView(); |
| 243 | } |
| 244 | |
| 245 | protected function initModules() { |
| 246 | $config = $this->getConfig(); |
| 247 | $out = $this->getOutput(); |
| 248 | |
| 249 | $contentTranslationTranslateInTarget = $config->get( 'ContentTranslationTranslateInTarget' ); |
| 250 | if ( $this->onTranslationView() && !self::isMobileSite() ) { |
| 251 | $out->addModules( 'mw.cx.init' ); |
| 252 | // If Wikibase is installed, load the module for linking |
| 253 | // the published article with the source article |
| 254 | if ( $contentTranslationTranslateInTarget |
| 255 | && ExtensionRegistry::getInstance()->isLoaded( 'WikibaseClient' ) ) { |
| 256 | $out->addModules( 'ext.cx.wikibase.link' ); |
| 257 | } |
| 258 | } else { |
| 259 | if ( $this->isUnifiedDashboard() ) { |
| 260 | $out->addModules( 'mw.cx3' ); |
| 261 | $out->addJsConfigVars( [ |
| 262 | 'wgSectionTranslationTargetLanguages' => $config->get( 'SectionTranslationTargetLanguages' ), |
| 263 | 'wgContentTranslationTranslateInTarget' => $contentTranslationTranslateInTarget |
| 264 | ] ); |
| 265 | } else { |
| 266 | $out->addModules( 'ext.cx.dashboard' ); |
| 267 | $out->addMeta( 'viewport', 'width=device-width, initial-scale=1' ); |
| 268 | } |
| 269 | } |
| 270 | } |
| 271 | |
| 272 | protected function addJsConfigVars() { |
| 273 | $config = $this->getConfig(); |
| 274 | $out = $this->getOutput(); |
| 275 | |
| 276 | if ( $this->onTranslationView() ) { |
| 277 | $version = 2; |
| 278 | |
| 279 | $out->addJsConfigVars( [ |
| 280 | 'wgContentTranslationUnmodifiedMTThresholdForPublish' => |
| 281 | $config->get( 'ContentTranslationUnmodifiedMTThresholdForPublish' ), |
| 282 | 'wgContentTranslationCampaigns' => $config->get( 'ContentTranslationCampaigns' ), |
| 283 | 'wgContentTranslationPublishRequirements' => $config->get( 'ContentTranslationPublishRequirements' ), |
| 284 | 'wgContentTranslationVersion' => $version, |
| 285 | 'wgContentTranslationEnableMT' => $config->get( 'ContentTranslationEnableMT' ) |
| 286 | ] ); |
| 287 | |
| 288 | } else { |
| 289 | $out->addJsConfigVars( [ |
| 290 | 'wgContentTranslationEnableSuggestions' => $config->get( 'ContentTranslationEnableSuggestions' ), |
| 291 | 'wgRecommendToolAPIURL' => $config->get( 'RecommendToolAPIURL' ), |
| 292 | 'wgContentTranslationExcludedNamespaces' => $config->get( 'ContentTranslationExcludedNamespaces' ) |
| 293 | ] ); |
| 294 | } |
| 295 | } |
| 296 | |
| 297 | /** |
| 298 | * @inheritDoc |
| 299 | */ |
| 300 | protected function afterExecute( $subPage ) { |
| 301 | $campaign = $this->getRequest()->getVal( 'campaign' ); |
| 302 | $user = $this->getUser(); |
| 303 | |
| 304 | // Anonymous users cannot have global preferences |
| 305 | if ( $campaign === null || !$user->isRegistered() ) { |
| 306 | return; |
| 307 | } |
| 308 | |
| 309 | $persistentEntrypointCampaigns = [ 'contributions-page', 'contributionsmenu' ]; |
| 310 | if ( $this->preferenceHelper->getGlobalPreference( $user, 'cx-entrypoint-fd-status' ) !== 'shown' ) { |
| 311 | if ( in_array( $campaign, $persistentEntrypointCampaigns ) ) { |
| 312 | // The user accessed CX using a persistent invitation. |
| 313 | // It means, user is aware of the entrypoint. No need to show the feature discovery again |
| 314 | $this->preferenceHelper->setGlobalPreference( $user, 'cx-entrypoint-fd-status', 'shown' ); |
| 315 | } else { |
| 316 | // The user accessed CX using a non-persistent invitation. |
| 317 | // Show a one-time indicator to tell user that they can access CX using persistent entrypoints |
| 318 | // Set a global preference that the feature discovery is set for the user |
| 319 | // This preference has three possible values: `pending`, `shown`, 'notshown' |
| 320 | $this->preferenceHelper->setGlobalPreference( $user, 'cx-entrypoint-fd-status', 'pending' ); |
| 321 | } |
| 322 | } |
| 323 | } |
| 324 | } |