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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\MassMessage\Content; |
| 4 | |
| 5 | use ApiMain; |
| 6 | use ApiUsageException; |
| 7 | use Content; |
| 8 | use ContentHandler; |
| 9 | use DerivativeContext; |
| 10 | use FormatJson; |
| 11 | use IContextSource; |
| 12 | use JsonContentHandler; |
| 13 | use Language; |
| 14 | use MediaWiki\Content\Renderer\ContentParseParams; |
| 15 | use MediaWiki\Html\Html; |
| 16 | use MediaWiki\Linker\Linker; |
| 17 | use MediaWiki\MassMessage\Lookup\DatabaseLookup; |
| 18 | use MediaWiki\MassMessage\UrlHelper; |
| 19 | use MediaWiki\MediaWikiServices; |
| 20 | use MediaWiki\Output\OutputPage; |
| 21 | use MediaWiki\Parser\ParserOutput; |
| 22 | use MediaWiki\Request\DerivativeRequest; |
| 23 | use MediaWiki\Status\Status; |
| 24 | use MediaWiki\Title\Title; |
| 25 | use MediaWiki\Widget\TitleInputWidget; |
| 26 | use OOUI\ActionFieldLayout; |
| 27 | use OOUI\ButtonInputWidget; |
| 28 | use OOUI\ComboBoxInputWidget; |
| 29 | use OOUI\FieldLayout; |
| 30 | use OOUI\FormLayout; |
| 31 | use RequestContext; |
| 32 | |
| 33 | class MassMessageListContentHandler extends JsonContentHandler { |
| 34 | |
| 35 | /** |
| 36 | * @param string $modelId |
| 37 | */ |
| 38 | public function __construct( $modelId = 'MassMessageListContent' ) { |
| 39 | parent::__construct( $modelId ); |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * @return MassMessageListContent |
| 44 | */ |
| 45 | public function makeEmptyContent() { |
| 46 | return new MassMessageListContent( '{"description":"","targets":[]}' ); |
| 47 | } |
| 48 | |
| 49 | /** |
| 50 | * @return string |
| 51 | */ |
| 52 | protected function getContentClass() { |
| 53 | return MassMessageListContent::class; |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * @param IContextSource $context |
| 58 | * @param array $options |
| 59 | * @return MassMessageListSlotDiffRenderer |
| 60 | */ |
| 61 | public function getSlotDiffRendererWithOptions( IContextSource $context, $options = [] ) { |
| 62 | return new MassMessageListSlotDiffRenderer( |
| 63 | $this->createTextSlotDiffRenderer( $options ), |
| 64 | $context |
| 65 | ); |
| 66 | } |
| 67 | |
| 68 | /** |
| 69 | * @return bool |
| 70 | */ |
| 71 | public function isParserCacheSupported() { |
| 72 | return true; |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Edit a delivery list via the edit API |
| 77 | * @param Title $title |
| 78 | * @param string $description |
| 79 | * @param array $targets |
| 80 | * @param string $summary Message key for edit summary |
| 81 | * @param bool $isMinor Is this a minor edit |
| 82 | * @param string $watchlist Value to pass to the edit API for the watchlist parameter. |
| 83 | * @param IContextSource $context The calling context |
| 84 | * @return Status |
| 85 | */ |
| 86 | public static function edit( |
| 87 | Title $title, $description, $targets, $summary, $isMinor, $watchlist, IContextSource $context |
| 88 | ) { |
| 89 | $jsonText = FormatJson::encode( |
| 90 | [ 'description' => $description, 'targets' => $targets ] |
| 91 | ); |
| 92 | if ( $jsonText === null ) { |
| 93 | return Status::newFatal( 'massmessage-ch-tojsonerror' ); |
| 94 | } |
| 95 | |
| 96 | // Ensure that a valid context is provided to the API in unit tests |
| 97 | $der = new DerivativeContext( $context ); |
| 98 | $requestParameters = [ |
| 99 | 'action' => 'edit', |
| 100 | 'title' => $title->getFullText(), |
| 101 | 'contentmodel' => 'MassMessageListContent', |
| 102 | 'text' => $jsonText, |
| 103 | 'watchlist' => $watchlist, |
| 104 | 'summary' => $summary, |
| 105 | 'token' => $context->getUser()->getEditToken(), |
| 106 | ]; |
| 107 | if ( $isMinor ) { |
| 108 | $requestParameters['minor'] = $isMinor; |
| 109 | } |
| 110 | $request = new DerivativeRequest( |
| 111 | $context->getRequest(), |
| 112 | $requestParameters, |
| 113 | // Treat data as POSTed |
| 114 | true |
| 115 | ); |
| 116 | $der->setRequest( $request ); |
| 117 | |
| 118 | try { |
| 119 | $api = new ApiMain( $der, true ); |
| 120 | $api->execute(); |
| 121 | } catch ( ApiUsageException $e ) { |
| 122 | return Status::wrap( $e->getStatusValue() ); |
| 123 | } |
| 124 | return Status::newGood(); |
| 125 | } |
| 126 | |
| 127 | /** |
| 128 | * Deduplicate and sort a target array |
| 129 | * @param array[] $targets |
| 130 | * @return array[] |
| 131 | */ |
| 132 | public static function normalizeTargetArray( $targets ) { |
| 133 | $targets = array_unique( $targets, SORT_REGULAR ); |
| 134 | usort( $targets, [ __CLASS__, 'compareTargets' ] ); |
| 135 | return $targets; |
| 136 | } |
| 137 | |
| 138 | /** |
| 139 | * Compare two targets for ordering |
| 140 | * @param array $a |
| 141 | * @param array $b |
| 142 | * @return int |
| 143 | */ |
| 144 | public static function compareTargets( $a, $b ) { |
| 145 | if ( !array_key_exists( 'site', $a ) && array_key_exists( 'site', $b ) ) { |
| 146 | return -1; |
| 147 | } elseif ( array_key_exists( 'site', $a ) && !array_key_exists( 'site', $b ) ) { |
| 148 | return 1; |
| 149 | } elseif ( array_key_exists( 'site', $a ) && array_key_exists( 'site', $b ) |
| 150 | && $a['site'] !== $b['site'] |
| 151 | ) { |
| 152 | return strcmp( $a['site'], $b['site'] ); |
| 153 | } else { |
| 154 | return strcmp( $a['title'], $b['title'] ); |
| 155 | } |
| 156 | } |
| 157 | |
| 158 | /** |
| 159 | * Helper function to extract and validate title and site (if specified) from a target string |
| 160 | * @param string $target |
| 161 | * @return array Contains an 'errors' key for an array of errors if the string is invalid |
| 162 | */ |
| 163 | public static function extractTarget( $target ) { |
| 164 | $config = MediaWikiServices::getInstance()->getMainConfig(); |
| 165 | |
| 166 | $target = trim( $target ); |
| 167 | $delimiterPos = strrpos( $target, '@' ); |
| 168 | if ( $delimiterPos !== false && $delimiterPos < strlen( $target ) ) { |
| 169 | $titleText = substr( $target, 0, $delimiterPos ); |
| 170 | $site = strtolower( substr( $target, $delimiterPos + 1 ) ); |
| 171 | } else { |
| 172 | $titleText = $target; |
| 173 | $site = null; |
| 174 | } |
| 175 | |
| 176 | $result = []; |
| 177 | |
| 178 | $title = Title::newFromText( $titleText ); |
| 179 | if ( !$title |
| 180 | || $title->getText() === '' |
| 181 | || !$title->canExist() |
| 182 | ) { |
| 183 | $result['errors'][] = 'invalidtitle'; |
| 184 | } else { |
| 185 | // Use the canonical form. |
| 186 | $result['title'] = $title->getPrefixedText(); |
| 187 | } |
| 188 | |
| 189 | if ( $site !== null && $site !== UrlHelper::getBaseUrl( $config->get( 'CanonicalServer' ) ) ) { |
| 190 | if ( !$config->get( 'AllowGlobalMessaging' ) || DatabaseLookup::getDBName( $site ) === null ) { |
| 191 | $result['errors'][] = 'invalidsite'; |
| 192 | } else { |
| 193 | $result['site'] = $site; |
| 194 | } |
| 195 | } elseif ( $title && $title->isExternal() ) { |
| 196 | // Target has site set to current wiki, but external title |
| 197 | // TODO: Provide better error message? |
| 198 | $result['errors'][] = 'invalidtitle'; |
| 199 | } |
| 200 | |
| 201 | return $result; |
| 202 | } |
| 203 | |
| 204 | /** |
| 205 | * @param Title $title |
| 206 | * @param Content|null $content |
| 207 | * @return Language |
| 208 | */ |
| 209 | public function getPageLanguage( Title $title, Content $content = null ) { |
| 210 | // This class inherits from JsonContentHandler, which hardcodes English. |
| 211 | // Use the default method from ContentHandler instead to get the page/site language. |
| 212 | return ContentHandler::getPageLanguage( $title, $content ); |
| 213 | } |
| 214 | |
| 215 | /** |
| 216 | * @param Title $title |
| 217 | * @param Content|null $content |
| 218 | * @return Language |
| 219 | */ |
| 220 | public function getPageViewLanguage( Title $title, Content $content = null ) { |
| 221 | // Most of the interface is rendered in user language |
| 222 | return RequestContext::getMain()->getLanguage(); |
| 223 | } |
| 224 | |
| 225 | /** |
| 226 | * @inheritDoc |
| 227 | */ |
| 228 | protected function fillParserOutput( |
| 229 | Content $content, |
| 230 | ContentParseParams $cpoParams, |
| 231 | ParserOutput &$output |
| 232 | ) { |
| 233 | '@phan-var MassMessageListContent $content'; |
| 234 | $services = MediaWikiServices::getInstance(); |
| 235 | |
| 236 | $page = $cpoParams->getPage(); |
| 237 | $revId = $cpoParams->getRevId(); |
| 238 | $parserOptions = $cpoParams->getParserOptions(); |
| 239 | // Parse the description text. |
| 240 | $output = $services->getParser() |
| 241 | ->parse( $content->getDescription(), $page, $parserOptions, true, true, $revId ); |
| 242 | $services->getTrackingCategories()->addTrackingCategory( $output, 'massmessage-list-category', $page ); |
| 243 | $lang = $parserOptions->getUserLangObj(); |
| 244 | |
| 245 | if ( $content->hasInvalidTargets() ) { |
| 246 | $warning = Html::element( 'p', [ 'class' => 'error' ], |
| 247 | wfMessage( 'massmessage-content-invalidtargets' )->inLanguage( $lang )->text() |
| 248 | ); |
| 249 | } else { |
| 250 | $warning = ''; |
| 251 | } |
| 252 | |
| 253 | // Mark the description language (may be different from user language used to render the rest of the page) |
| 254 | $description = $output->getRawText(); |
| 255 | $title = Title::castFromPageReference( $page ); |
| 256 | $pageLang = $title->getPageLanguage(); |
| 257 | $attribs = [ 'lang' => $pageLang->getHtmlCode(), 'dir' => $pageLang->getDir(), |
| 258 | 'class' => 'mw-content-' . $pageLang->getDir() ]; |
| 259 | |
| 260 | $output->setEnableOOUI( true ); |
| 261 | OutputPage::setupOOUI(); |
| 262 | $output->setText( $warning . Html::rawElement( 'div', $attribs, $description ) . self::getAddForm( $lang ) |
| 263 | . $this->getTargetsHtml( $content, $lang ) ); |
| 264 | |
| 265 | // Update the links table. |
| 266 | $targets = $content->getTargets(); |
| 267 | foreach ( $targets as $target ) { |
| 268 | if ( !array_key_exists( 'site', $target ) ) { |
| 269 | $output->addLink( Title::newFromText( $target['title'] ) ); |
| 270 | } else { |
| 271 | $output->addExternalLink( |
| 272 | '//' . $target['site'] . $services->getMainConfig()->get( 'Script' ) |
| 273 | . '?title=' . Title::newFromText( $target['title'] )->getPrefixedURL() ); |
| 274 | } |
| 275 | } |
| 276 | |
| 277 | $output->addModuleStyles( [ 'ext.MassMessage.styles' ] ); |
| 278 | $output->addModules( [ 'ext.MassMessage.content' ] ); |
| 279 | } |
| 280 | |
| 281 | /** |
| 282 | * Helper function for fillParserOutput; return HTML for displaying the list of pages. |
| 283 | * Note that the function assumes that the contents are valid. |
| 284 | * |
| 285 | * @param MassMessageListContent $content |
| 286 | * @param Language $lang |
| 287 | * @return string |
| 288 | */ |
| 289 | private function getTargetsHtml( MassMessageListContent $content, Language $lang ) { |
| 290 | $services = MediaWikiServices::getInstance(); |
| 291 | |
| 292 | $html = Html::element( 'h2', [], |
| 293 | wfMessage( 'massmessage-content-pages' )->inLanguage( $lang )->text() ); |
| 294 | |
| 295 | $sites = $this->getTargetsBySite( $content ); |
| 296 | |
| 297 | // If the list is empty |
| 298 | if ( count( $sites ) === 0 ) { |
| 299 | $html .= Html::element( 'p', [], |
| 300 | wfMessage( 'massmessage-content-empty' )->inLanguage( $lang )->text() ); |
| 301 | return $html; |
| 302 | } |
| 303 | |
| 304 | // Use LinkBatch to cache existence for all local targets for later use by Linker. |
| 305 | if ( array_key_exists( 'local', $sites ) ) { |
| 306 | $lb = $services->getLinkBatchFactory()->newLinkBatch(); |
| 307 | foreach ( $sites['local'] as $target ) { |
| 308 | $lb->addObj( Title::newFromText( $target ) ); |
| 309 | } |
| 310 | $lb->execute(); |
| 311 | } |
| 312 | |
| 313 | // Determine whether there are targets on external wikis. |
| 314 | $printSites = count( $sites ) !== 1 || !array_key_exists( 'local', $sites ); |
| 315 | $linkRenderer = $services->getLinkRenderer(); |
| 316 | foreach ( $sites as $site => $targets ) { |
| 317 | if ( $printSites ) { |
| 318 | if ( $site === 'local' ) { |
| 319 | $html .= Html::element( 'p', [], |
| 320 | wfMessage( 'massmessage-content-localpages' )->inLanguage( $lang )->text() |
| 321 | ); |
| 322 | } else { |
| 323 | $html .= Html::element( 'p', [], |
| 324 | wfMessage( 'massmessage-content-pagesonsite', $site )->inLanguage( $lang ) |
| 325 | ->text() |
| 326 | ); |
| 327 | } |
| 328 | } |
| 329 | |
| 330 | $html .= Html::openElement( 'ul' ); |
| 331 | foreach ( $targets as $target ) { |
| 332 | $title = Title::newFromText( $target ); |
| 333 | |
| 334 | // Generate the HTML for the link to the target. |
| 335 | if ( $site === 'local' ) { |
| 336 | $targetLink = $linkRenderer->makeLink( $title ); |
| 337 | } else { |
| 338 | $targetLink = Linker::makeExternalLink( |
| 339 | "//$site" . $services->getMainConfig()->get( 'Script' ) . '?title=' . $title->getPrefixedURL(), |
| 340 | $title->getPrefixedText() |
| 341 | ); |
| 342 | } |
| 343 | |
| 344 | // Generate the HTML for the remove link. |
| 345 | $removeLink = Html::element( 'a', |
| 346 | [ |
| 347 | 'data-title' => $title->getPrefixedText(), |
| 348 | 'data-site' => $site, |
| 349 | 'href' => '#', |
| 350 | ], |
| 351 | wfMessage( 'massmessage-content-remove' )->inLanguage( $lang )->text() |
| 352 | ); |
| 353 | |
| 354 | $html .= Html::openElement( 'li' ); |
| 355 | $html .= Html::rawElement( 'span', [ 'class' => 'mw-massmessage-targetlink' ], |
| 356 | $targetLink ); |
| 357 | $html .= Html::rawElement( 'span', [ 'class' => 'mw-massmessage-removelink' ], |
| 358 | '(' . $removeLink . ')' ); |
| 359 | $html .= Html::closeElement( 'li' ); |
| 360 | } |
| 361 | $html .= Html::closeElement( 'ul' ); |
| 362 | } |
| 363 | |
| 364 | return $html; |
| 365 | } |
| 366 | |
| 367 | /** |
| 368 | * Helper function for getTargetsHtml; return the array of targets sorted by site. |
| 369 | * Note that the function assumes that the contents are valid. |
| 370 | * |
| 371 | * @param MassMessageListContent $content |
| 372 | * @return array |
| 373 | */ |
| 374 | private function getTargetsBySite( MassMessageListContent $content ) { |
| 375 | $targets = $content->getTargets(); |
| 376 | $results = []; |
| 377 | foreach ( $targets as $target ) { |
| 378 | if ( array_key_exists( 'site', $target ) ) { |
| 379 | $results[$target['site']][] = $target['title']; |
| 380 | } else { |
| 381 | $results['local'][] = $target['title']; |
| 382 | } |
| 383 | } |
| 384 | return $results; |
| 385 | } |
| 386 | |
| 387 | /** |
| 388 | * Helper function for fillParserOutput; return HTML for page-adding form and |
| 389 | * (initially empty and hidden) list of added pages. |
| 390 | * |
| 391 | * @param Language $lang |
| 392 | * @return string |
| 393 | */ |
| 394 | private static function getAddForm( Language $lang ) { |
| 395 | $config = MediaWikiServices::getInstance()->getMainConfig(); |
| 396 | |
| 397 | $html = Html::openElement( 'div', [ 'id' => 'mw-massmessage-addpages' ] ); |
| 398 | $html .= Html::element( 'h2', [], |
| 399 | wfMessage( 'massmessage-content-addheading' )->inLanguage( $lang )->text() ); |
| 400 | |
| 401 | $titleWidget = new TitleInputWidget( [] ); |
| 402 | $titleLabel = wfMessage( 'massmessage-content-addtitle' )->inLanguage( $lang )->text(); |
| 403 | $submitWidget = new ButtonInputWidget( [ |
| 404 | 'type' => 'submit', |
| 405 | 'label' => wfMessage( 'massmessage-content-addsubmit' )->inLanguage( $lang )->text(), |
| 406 | ] ); |
| 407 | $sites = DatabaseLookup::getDatabases(); |
| 408 | if ( $config->get( 'AllowGlobalMessaging' ) && count( $sites ) > 1 ) { |
| 409 | // Treat all 3 widgets as distinct items in the layout |
| 410 | $items = [ |
| 411 | new FieldLayout( |
| 412 | $titleWidget, |
| 413 | [ |
| 414 | 'id' => 'mw-massmessage-addtitle', |
| 415 | 'label' => $titleLabel, |
| 416 | 'align' => 'top', |
| 417 | ], |
| 418 | ), |
| 419 | new FieldLayout( |
| 420 | new ComboBoxInputWidget( [ |
| 421 | 'name' => 'site', |
| 422 | 'placeholder' => UrlHelper::getBaseUrl( $config->get( 'CanonicalServer' ) ), |
| 423 | 'autocomplete' => true, |
| 424 | 'options' => array_map( |
| 425 | static function ( $domain ) { |
| 426 | return [ 'data' => $domain, 'label' => $domain ]; |
| 427 | }, |
| 428 | array_keys( $sites ) |
| 429 | ), |
| 430 | ] ), |
| 431 | [ |
| 432 | 'id' => 'mw-massmessage-addsite', |
| 433 | 'label' => wfMessage( 'massmessage-content-addsite' )->inLanguage( $lang )->text(), |
| 434 | 'align' => 'top', |
| 435 | ] |
| 436 | ), |
| 437 | new FieldLayout( $submitWidget ) |
| 438 | ]; |
| 439 | } else { |
| 440 | // Use a joined layout |
| 441 | $items = [ |
| 442 | new ActionFieldLayout( |
| 443 | $titleWidget, |
| 444 | $submitWidget, |
| 445 | [ |
| 446 | 'id' => 'mw-massmessage-addtitle', |
| 447 | 'label' => $titleLabel, |
| 448 | 'align' => 'top', |
| 449 | ] |
| 450 | ) |
| 451 | ]; |
| 452 | } |
| 453 | $html .= new FormLayout( [ |
| 454 | 'id' => 'mw-massmessage-addform', |
| 455 | 'items' => $items, |
| 456 | 'infusable' => true, |
| 457 | ] ); |
| 458 | |
| 459 | // List of added pages |
| 460 | $html .= Html::rawElement( |
| 461 | 'div', |
| 462 | [ 'id' => 'mw-massmessage-addedlist' ], |
| 463 | Html::element( 'p', [], wfMessage( 'massmessage-content-addedlistheading' )->inLanguage( $lang )->text() ) . |
| 464 | Html::element( 'ul', [], '' ) |
| 465 | ); |
| 466 | |
| 467 | $html .= Html::closeElement( 'div' ); |
| 468 | return $html; |
| 469 | } |
| 470 | } |