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| 1 | <?php |
| 2 | /** |
| 3 | * Saving a section to an existing wikipage, created using Section translation feature of ContentTranslation. |
| 4 | * The following special things happen when the page is created: |
| 5 | * - HTML from the translation editor's contenteditable is converted to wiki syntax using Parsoid. |
| 6 | * - A change tag is added. |
| 7 | * - The edit summary shows a link to the revision from which the translation was made. |
| 8 | * |
| 9 | * @copyright See AUTHORS.txt |
| 10 | * @license GPL-2.0-or-later |
| 11 | */ |
| 12 | |
| 13 | namespace ContentTranslation\ActionApi; |
| 14 | |
| 15 | use ContentTranslation\ContentTranslationHookRunner; |
| 16 | use ContentTranslation\ParsoidClient; |
| 17 | use ContentTranslation\ParsoidClientFactory; |
| 18 | use ContentTranslation\Service\SandboxTitleMaker; |
| 19 | use ContentTranslation\Service\SectionPositionCalculator; |
| 20 | use ContentTranslation\Service\TranslationTargetUrlCreator; |
| 21 | use ContentTranslation\Store\SectionTranslationStore; |
| 22 | use ContentTranslation\Store\TranslationStore; |
| 23 | use ContentTranslation\Translation; |
| 24 | use Exception; |
| 25 | use MediaWiki\Api\ApiBase; |
| 26 | use MediaWiki\Api\ApiMain; |
| 27 | use MediaWiki\Api\ApiUsageException; |
| 28 | use MediaWiki\ChangeTags\ChangeTagsStore; |
| 29 | use MediaWiki\Deferred\DeferredUpdates; |
| 30 | use MediaWiki\HookContainer\HookContainer; |
| 31 | use MediaWiki\Languages\LanguageNameUtils; |
| 32 | use MediaWiki\Request\DerivativeRequest; |
| 33 | use MediaWiki\Title\Title; |
| 34 | use MediaWiki\Title\TitleFactory; |
| 35 | use MediaWiki\User\User; |
| 36 | use Wikimedia\ParamValidator\ParamValidator; |
| 37 | |
| 38 | class ApiSectionTranslationPublish extends ApiBase { |
| 39 | |
| 40 | private TitleFactory $titleFactory; |
| 41 | private HookContainer $hookContainer; |
| 42 | private LanguageNameUtils $languageNameUtils; |
| 43 | protected ParsoidClientFactory $parsoidClientFactory; |
| 44 | private SectionPositionCalculator $sectionPositionCalculator; |
| 45 | private SandboxTitleMaker $sandboxTitleMaker; |
| 46 | private SectionTranslationStore $sectionTranslationStore; |
| 47 | private TranslationStore $translationStore; |
| 48 | private TranslationTargetUrlCreator $targetUrlCreator; |
| 49 | private ChangeTagsStore $changeTagsStore; |
| 50 | |
| 51 | public function __construct( |
| 52 | ApiMain $main, |
| 53 | string $action, |
| 54 | TitleFactory $titleFactory, |
| 55 | HookContainer $hookContainer, |
| 56 | LanguageNameUtils $languageNameUtils, |
| 57 | ParsoidClientFactory $parsoidClientFactory, |
| 58 | SectionPositionCalculator $sectionPositionCalculator, |
| 59 | SandboxTitleMaker $sandboxTitleMaker, |
| 60 | SectionTranslationStore $sectionTranslationStore, |
| 61 | TranslationStore $translationStore, |
| 62 | TranslationTargetUrlCreator $targetUrlCreator, |
| 63 | ChangeTagsStore $changeTagsStore |
| 64 | ) { |
| 65 | parent::__construct( $main, $action ); |
| 66 | $this->titleFactory = $titleFactory; |
| 67 | $this->hookContainer = $hookContainer; |
| 68 | $this->languageNameUtils = $languageNameUtils; |
| 69 | $this->parsoidClientFactory = $parsoidClientFactory; |
| 70 | $this->sectionPositionCalculator = $sectionPositionCalculator; |
| 71 | $this->sandboxTitleMaker = $sandboxTitleMaker; |
| 72 | $this->sectionTranslationStore = $sectionTranslationStore; |
| 73 | $this->translationStore = $translationStore; |
| 74 | $this->targetUrlCreator = $targetUrlCreator; |
| 75 | $this->changeTagsStore = $changeTagsStore; |
| 76 | } |
| 77 | |
| 78 | protected function getParsoidClient(): ParsoidClient { |
| 79 | return $this->parsoidClientFactory->createParsoidClient(); |
| 80 | } |
| 81 | |
| 82 | /** |
| 83 | * @param string $sourceLanguage |
| 84 | * @param string $sourceRevId |
| 85 | * @param string $sourceTitle |
| 86 | * @param bool $isLeadSection |
| 87 | * @param string $sourceSectionTitle |
| 88 | * @return string |
| 89 | */ |
| 90 | private function getPublishSummary( |
| 91 | string $sourceLanguage, |
| 92 | string $sourceRevId, |
| 93 | string $sourceTitle, |
| 94 | bool $isLeadSection, |
| 95 | string $sourceSectionTitle |
| 96 | ): string { |
| 97 | $sourceLink = "[[:{$sourceLanguage}:Special:Redirect/revision/{$sourceRevId}|{$sourceTitle}]]"; |
| 98 | // if the published section is a lead section, the summary should be slightly different |
| 99 | if ( $isLeadSection ) { |
| 100 | return $this->msg( |
| 101 | 'cx-sx-publish-lead-section-summary', |
| 102 | $sourceLink |
| 103 | )->inContentLanguage()->text(); |
| 104 | } else { |
| 105 | return $this->msg( |
| 106 | 'cx-sx-publish-summary', |
| 107 | $sourceSectionTitle, |
| 108 | $sourceLink |
| 109 | )->inContentLanguage()->text(); |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | /** |
| 114 | * Attempt to save a given page's wikitext to MediaWiki's storage layer via its API |
| 115 | * |
| 116 | * @param Title $title The title of the page to write |
| 117 | * @param string $wikitext The wikitext to write |
| 118 | * @param int|string $sectionNumber |
| 119 | * @return mixed The result of the save attempt |
| 120 | * @throws ApiUsageException |
| 121 | */ |
| 122 | protected function submitEditAction( Title $title, string $wikitext, $sectionNumber ) { |
| 123 | $params = $this->extractRequestParams(); |
| 124 | [ 'sourcelanguage' => $from, 'sourcerevid' => $sourceRevId, 'sourcetitle' => $sourceTitle ] = $params; |
| 125 | $isLeadSection = $sectionNumber === 0; |
| 126 | $summary = $this->getPublishSummary( |
| 127 | $from, |
| 128 | $sourceRevId, |
| 129 | $sourceTitle, |
| 130 | $isLeadSection, |
| 131 | $params['sourcesectiontitle'] |
| 132 | ); |
| 133 | |
| 134 | $apiParams = [ |
| 135 | 'action' => 'edit', |
| 136 | 'title' => $title->getPrefixedDBkey(), |
| 137 | 'summary' => $summary, |
| 138 | 'sectiontitle' => $params['targetsectiontitle'], |
| 139 | 'section' => $sectionNumber, |
| 140 | 'captchaid' => $params['captchaid'], |
| 141 | 'captchaword' => $params['captchaword'], |
| 142 | ]; |
| 143 | |
| 144 | if ( (int)$sectionNumber > 0 ) { |
| 145 | $apiParams['prependtext'] = $wikitext; |
| 146 | } else { |
| 147 | $apiParams['text'] = $wikitext; |
| 148 | } |
| 149 | |
| 150 | // Pass any unrecognized query parameters to the internal action=edit API request. |
| 151 | $allowedParams = array_diff_key( |
| 152 | $this->getRequest()->getValues(), |
| 153 | $this->getAllowedParams(), |
| 154 | $this->getMain()->getAllowedParams() |
| 155 | ); |
| 156 | $api = new ApiMain( |
| 157 | new DerivativeRequest( |
| 158 | $this->getRequest(), |
| 159 | $apiParams + $allowedParams, |
| 160 | /* was posted? */ true |
| 161 | ), |
| 162 | /* enable write? */ true |
| 163 | ); |
| 164 | $api->execute(); |
| 165 | return $api->getResult()->getResultData(); |
| 166 | } |
| 167 | |
| 168 | /** |
| 169 | * @throws ApiUsageException |
| 170 | */ |
| 171 | public function execute() { |
| 172 | $params = $this->extractRequestParams(); |
| 173 | |
| 174 | $block = $this->getUser()->getBlock(); |
| 175 | if ( $block && $block->isSitewide() ) { |
| 176 | $this->dieBlocked( $block ); |
| 177 | } |
| 178 | |
| 179 | if ( !$this->languageNameUtils->isKnownLanguageTag( $params['sourcelanguage'] ) ) { |
| 180 | $this->dieWithError( 'apierror-cx-invalidsourcelanguage', 'invalidsourcelanguage' ); |
| 181 | } |
| 182 | |
| 183 | if ( !$this->languageNameUtils->isKnownLanguageTag( $params['targetlanguage'] ) ) { |
| 184 | $this->dieWithError( 'apierror-cx-invalidtargetlanguage', 'invalidtargetlanguage' ); |
| 185 | } |
| 186 | |
| 187 | if ( trim( $params['html'] ) === '' ) { |
| 188 | $this->dieWithError( [ 'apierror-paramempty', 'html' ], 'invalidhtml' ); |
| 189 | } |
| 190 | |
| 191 | $this->publish(); |
| 192 | } |
| 193 | |
| 194 | public function publish() { |
| 195 | $params = $this->extractRequestParams(); |
| 196 | |
| 197 | $targetTitleRaw = $params['title']; |
| 198 | $isSandbox = $params['issandbox']; |
| 199 | $user = $this->getUser(); |
| 200 | if ( $isSandbox ) { |
| 201 | $targetTitle = $this->sandboxTitleMaker->makeSandboxTitle( $user, $targetTitleRaw ); |
| 202 | } else { |
| 203 | $targetTitle = $this->titleFactory->newFromText( $targetTitleRaw ); |
| 204 | } |
| 205 | |
| 206 | if ( !$targetTitle ) { |
| 207 | $this->dieWithError( [ 'apierror-invalidtitle', wfEscapeWikiText( $targetTitleRaw ) ] ); |
| 208 | } |
| 209 | |
| 210 | $hookRunner = new ContentTranslationHookRunner( $this->hookContainer ); |
| 211 | $targetLanguage = $params['targetlanguage']; |
| 212 | '@phan-var Title $targetTitle'; |
| 213 | $hookRunner->onSectionTranslationBeforePublish( $targetTitle, $targetLanguage, $user ); |
| 214 | |
| 215 | $sectionNumber = $this->sectionPositionCalculator->calculateSectionPosition( |
| 216 | $targetTitle, |
| 217 | $targetLanguage, |
| 218 | $isSandbox |
| 219 | ); |
| 220 | |
| 221 | $targetSectionTitle = $params['targetsectiontitle']; |
| 222 | $editResult = $this->saveWikitext( $params['html'], $targetTitle, $sectionNumber, $targetSectionTitle ); |
| 223 | $editStatus = $editResult['result']; |
| 224 | |
| 225 | if ( $editStatus === 'Success' ) { |
| 226 | [ 'sourcelanguage' => $sourceLanguage, 'sourcetitle' => $sourceTitle ] = $params; |
| 227 | $result = [ |
| 228 | 'result' => 'success', |
| 229 | 'edit' => $editResult, |
| 230 | 'targettitle' => $targetTitle->getPrefixedDBkey(), |
| 231 | 'targeturl' => $this->targetUrlCreator->createUrlForSXRedirection( |
| 232 | $targetTitle->getPrefixedDBkey(), |
| 233 | $targetLanguage, |
| 234 | $sourceLanguage, |
| 235 | $sourceTitle, |
| 236 | $targetSectionTitle |
| 237 | ) |
| 238 | ]; |
| 239 | // newrevid can be unset when publishing already present sections with the exact same |
| 240 | // contents as the current revision |
| 241 | if ( isset( $editResult['newrevid'] ) ) { |
| 242 | // Add the tags post-send, after RC row insertion |
| 243 | $newRevId = intval( $editResult['newrevid'] ); |
| 244 | $this->storeTags( $newRevId ); |
| 245 | |
| 246 | $translation = $this->translationStore->findTranslationByUser( |
| 247 | $user, |
| 248 | $sourceTitle, |
| 249 | $sourceLanguage, |
| 250 | $targetLanguage, |
| 251 | ); |
| 252 | |
| 253 | if ( $translation === null ) { |
| 254 | $this->dieWithError( 'apierror-cxpublishsection-translationnotfound', 'translationnotfound' ); |
| 255 | } |
| 256 | |
| 257 | // if translation exists update the "translation_target_revision_id" field for this row |
| 258 | '@phan-var Translation $translation'; |
| 259 | $this->updateTranslation( |
| 260 | $translation, |
| 261 | $user, |
| 262 | $newRevId, |
| 263 | $targetTitle->getPrefixedDBkey(), |
| 264 | $targetLanguage |
| 265 | ); |
| 266 | |
| 267 | $publishedStatusIndex = SectionTranslationStore::getStatusIndexByStatus( |
| 268 | SectionTranslationStore::TRANSLATION_STATUS_PUBLISHED |
| 269 | ); |
| 270 | $this->sectionTranslationStore->updateTranslationStatusById( |
| 271 | $params['sectiontranslationid'], |
| 272 | $publishedStatusIndex |
| 273 | ); |
| 274 | } |
| 275 | } else { |
| 276 | $result = [ |
| 277 | 'result' => 'error', |
| 278 | 'edit' => $editResult |
| 279 | ]; |
| 280 | } |
| 281 | |
| 282 | $this->getResult()->addValue( null, $this->getModuleName(), $result ); |
| 283 | } |
| 284 | |
| 285 | /** |
| 286 | * Given the HTML of the published translation and the target page title (as a Title instance), |
| 287 | * this method uses the RestbaseClient service to convert the HTML to wikitext and calls |
| 288 | * the "submitEditAction" method to save the wikitext to MediaWiki's storage layer via its API. |
| 289 | * |
| 290 | * @param string $html |
| 291 | * @param Title $targetTitle |
| 292 | * @param int|string $sectionNumber |
| 293 | * @param string $targetSectionTitle |
| 294 | * @return mixed |
| 295 | * @throws ApiUsageException |
| 296 | */ |
| 297 | private function saveWikitext( string $html, Title $targetTitle, $sectionNumber, string $targetSectionTitle ) { |
| 298 | // When the section number is a positive integer, it means that the section needs to be positioned |
| 299 | // before the first appendix section. In those cases, we need to prepend the target section title |
| 300 | // to the HTML that is being published |
| 301 | if ( (int)$sectionNumber > 0 ) { |
| 302 | $html = $this->prependSectionTitle( $html, $targetSectionTitle ); |
| 303 | } |
| 304 | $wikitext = null; |
| 305 | try { |
| 306 | $wikitext = $this->getParsoidClient()->convertHtmlToWikitext( |
| 307 | $targetTitle, |
| 308 | $html |
| 309 | )['body']; |
| 310 | } catch ( Exception $e ) { |
| 311 | $this->dieWithError( |
| 312 | [ 'apierror-cx-docserverexception', wfEscapeWikiText( $e->getMessage() ) ], 'docserver' |
| 313 | ); |
| 314 | } |
| 315 | $editResult = $this->submitEditAction( $targetTitle, $wikitext, $sectionNumber ); |
| 316 | return $editResult['edit']; |
| 317 | } |
| 318 | |
| 319 | /** |
| 320 | * This method prepends the target section title to the HTML that is being published. |
| 321 | * Used for sections that need to be prepended to the first appendix section of the |
| 322 | * target article. |
| 323 | * @param string $html |
| 324 | * @param string $sectionTitle |
| 325 | * @return string |
| 326 | */ |
| 327 | private function prependSectionTitle( string $html, string $sectionTitle ): string { |
| 328 | // add empty line to the end of HTML string, so that the first appendix section title goes into the next line |
| 329 | return "<h2>$sectionTitle</h2>\n$html\n"; |
| 330 | } |
| 331 | |
| 332 | /** |
| 333 | * Given a new target revision id, this method adds a deferred update to be executed at the end |
| 334 | * of the current request. This update adds the "contenttranslation" and "sectiontranslation" tags |
| 335 | * to the given revision. |
| 336 | * |
| 337 | * @param int $newRevId |
| 338 | * @return void |
| 339 | */ |
| 340 | private function storeTags( int $newRevId ) { |
| 341 | $tags = [ |
| 342 | 'contenttranslation', |
| 343 | 'sectiontranslation' |
| 344 | ]; |
| 345 | DeferredUpdates::addCallableUpdate( function () use ( $newRevId, $tags ) { |
| 346 | $this->changeTagsStore->addTags( $tags, null, $newRevId, null ); |
| 347 | } ); |
| 348 | } |
| 349 | |
| 350 | /** |
| 351 | * Given an existing Translation model and a new target revision id, this method updates the target |
| 352 | * revision id for this model and saves the corresponding row inside "cx_translations" table. |
| 353 | * |
| 354 | * @param Translation $translation |
| 355 | * @param User $user |
| 356 | * @param int $newRevId |
| 357 | * @param string $targetTitle |
| 358 | * @param string $targetLanguage |
| 359 | * @return void |
| 360 | */ |
| 361 | private function updateTranslation( |
| 362 | Translation $translation, |
| 363 | User $user, |
| 364 | int $newRevId, |
| 365 | string $targetTitle, |
| 366 | string $targetLanguage |
| 367 | ): void { |
| 368 | $translation->translation['status'] = TranslationStore::TRANSLATION_STATUS_PUBLISHED; |
| 369 | $translation->translation['targetURL'] = $this->targetUrlCreator->createTargetUrl( |
| 370 | $targetTitle, |
| 371 | $targetLanguage |
| 372 | ); |
| 373 | $translation->translation['targetRevisionId'] = $newRevId; |
| 374 | $this->translationStore->saveTranslation( $translation, $user ); |
| 375 | } |
| 376 | |
| 377 | public function getAllowedParams() { |
| 378 | return [ |
| 379 | 'title' => [ |
| 380 | ParamValidator::PARAM_REQUIRED => true, |
| 381 | ], |
| 382 | 'html' => [ |
| 383 | ParamValidator::PARAM_TYPE => 'string', |
| 384 | ParamValidator::PARAM_REQUIRED => true, |
| 385 | ], |
| 386 | 'sourcelanguage' => [ |
| 387 | ParamValidator::PARAM_REQUIRED => true, |
| 388 | ], |
| 389 | 'targetlanguage' => [ |
| 390 | ParamValidator::PARAM_REQUIRED => true, |
| 391 | ], |
| 392 | 'sourcetitle' => [ |
| 393 | ParamValidator::PARAM_REQUIRED => true, |
| 394 | ], |
| 395 | 'sourcerevid' => [ |
| 396 | ParamValidator::PARAM_REQUIRED => true, |
| 397 | ], |
| 398 | 'sourcesectiontitle' => [ |
| 399 | ParamValidator::PARAM_REQUIRED => true, |
| 400 | ], |
| 401 | 'targetsectiontitle' => [ |
| 402 | ParamValidator::PARAM_REQUIRED => true, |
| 403 | ], |
| 404 | 'sectiontranslationid' => [ |
| 405 | ParamValidator::PARAM_TYPE => 'integer', |
| 406 | ParamValidator::PARAM_REQUIRED => true, |
| 407 | ], |
| 408 | 'issandbox' => [ |
| 409 | ParamValidator::PARAM_TYPE => 'boolean', |
| 410 | ParamValidator::PARAM_REQUIRED => false, |
| 411 | ], |
| 412 | 'captchaid' => null, |
| 413 | 'captchaword' => null, |
| 414 | ]; |
| 415 | } |
| 416 | |
| 417 | public function needsToken() { |
| 418 | return 'csrf'; |
| 419 | } |
| 420 | |
| 421 | public function isWriteMode() { |
| 422 | return true; |
| 423 | } |
| 424 | |
| 425 | public function isInternal() { |
| 426 | return true; |
| 427 | } |
| 428 | } |