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| 1 | <?php |
| 2 | /** |
| 3 | * Api module for querying translation suggestions. |
| 4 | * |
| 5 | * @copyright See AUTHORS.txt |
| 6 | * @license GPL-2.0-or-later |
| 7 | */ |
| 8 | |
| 9 | namespace ContentTranslation\ActionApi; |
| 10 | |
| 11 | use ApiBase; |
| 12 | use ApiPageSet; |
| 13 | use ApiQuery; |
| 14 | use ApiQueryGeneratorBase; |
| 15 | use ContentTranslation\Service\UserService; |
| 16 | use ContentTranslation\SiteMapper; |
| 17 | use ContentTranslation\Store\TranslationStore; |
| 18 | use ContentTranslation\SuggestionListManager; |
| 19 | use DeferredUpdates; |
| 20 | use FormatJson; |
| 21 | use MediaWiki\MediaWikiServices; |
| 22 | use Wikimedia\ParamValidator\ParamValidator; |
| 23 | use Wikimedia\ParamValidator\TypeDef\IntegerDef; |
| 24 | |
| 25 | /** |
| 26 | * Api module for querying translation suggestions. |
| 27 | */ |
| 28 | class ApiQueryContentTranslationSuggestions extends ApiQueryGeneratorBase { |
| 29 | private UserService $userService; |
| 30 | private TranslationStore $translationStore; |
| 31 | |
| 32 | /** |
| 33 | * @param ApiQuery $query |
| 34 | * @param string $moduleName |
| 35 | * @param UserService $userService |
| 36 | * @param TranslationStore $translationStore |
| 37 | */ |
| 38 | public function __construct( $query, $moduleName, UserService $userService, TranslationStore $translationStore ) { |
| 39 | parent::__construct( $query, $moduleName ); |
| 40 | $this->userService = $userService; |
| 41 | $this->translationStore = $translationStore; |
| 42 | } |
| 43 | |
| 44 | public function execute() { |
| 45 | $this->run(); |
| 46 | } |
| 47 | |
| 48 | public function executeGenerator( $resultPageSet ) { |
| 49 | $this->run( $resultPageSet ); |
| 50 | } |
| 51 | |
| 52 | /** |
| 53 | * @param ApiPageSet|null $resultPageSet |
| 54 | */ |
| 55 | private function run( $resultPageSet = null ) { |
| 56 | $config = $this->getConfig(); |
| 57 | if ( !$config->get( 'ContentTranslationEnableSuggestions' ) ) { |
| 58 | $this->dieWithError( 'apierror-cx-suggestionsdisabled', 'suggestionsdisabled' ); |
| 59 | } |
| 60 | |
| 61 | $params = $this->extractRequestParams(); |
| 62 | $result = $this->getResult(); |
| 63 | $user = $this->getUser(); |
| 64 | |
| 65 | if ( !$user->isRegistered() ) { |
| 66 | $this->dieWithError( 'apierror-cx-mustbeloggedin-get-suggestions', 'notloggedin' ); |
| 67 | } |
| 68 | |
| 69 | $from = $params['from'] ?? ''; |
| 70 | $to = $params['to'] ?? ''; |
| 71 | |
| 72 | if ( $from !== '' && $from === $to ) { |
| 73 | $this->dieWithError( 'apierror-cx-samelanguages', 'invalidparam' ); |
| 74 | } |
| 75 | $translatorUserId = $this->userService->getGlobalUserId( $user ); |
| 76 | $manager = new SuggestionListManager(); |
| 77 | |
| 78 | // Get personalized suggestions. |
| 79 | // We do not want to send personalized suggestions in paginated results |
| 80 | // other than the first page. Hence checking offset. |
| 81 | if ( $params['listid'] !== null ) { |
| 82 | $list = $manager->getListById( $params['listid'] ); |
| 83 | if ( $list === null ) { |
| 84 | $this->dieWithError( |
| 85 | [ 'apierror-badparameter', $this->encodeParamName( 'listid' ) ], |
| 86 | 'invalidparam' |
| 87 | ); |
| 88 | } |
| 89 | |
| 90 | $suggestions = $manager->getSuggestionsInList( |
| 91 | $list->getId(), |
| 92 | $from, |
| 93 | $to, |
| 94 | $params['limit'], |
| 95 | $params['offset'], |
| 96 | $params['seed'] |
| 97 | ); |
| 98 | $data = [ |
| 99 | 'lists' => [ $list ], |
| 100 | 'suggestions' => $suggestions, |
| 101 | ]; |
| 102 | } else { |
| 103 | $personalizedSuggestions = $manager->getFavoriteSuggestions( $translatorUserId ); |
| 104 | |
| 105 | $data = $personalizedSuggestions; |
| 106 | |
| 107 | if ( $from !== '' && $to !== '' ) { |
| 108 | // Get non-personalized suggestions |
| 109 | $publicSuggestions = $manager->getPublicSuggestions( |
| 110 | $from, |
| 111 | $to, |
| 112 | $params['limit'], |
| 113 | $params['offset'], |
| 114 | $params['seed'] |
| 115 | ); |
| 116 | // Merge the personal lists to public lists. There won't be duplicates |
| 117 | // because the list of lists is an associative array with listId as a key. |
| 118 | $data['lists'] = array_merge( $data['lists'], $publicSuggestions['lists'] ); |
| 119 | $data['suggestions'] = array_merge( $data['suggestions'], $publicSuggestions['suggestions'] ); |
| 120 | |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | $lists = []; |
| 125 | $suggestions = $data['suggestions']; |
| 126 | |
| 127 | if ( count( $suggestions ) ) { |
| 128 | // Find the titles to filter out from suggestions. |
| 129 | $ongoingTranslations = $this->getOngoingTranslations( $suggestions ); |
| 130 | $existingTitles = $this->getExistingTitles( $suggestions ); |
| 131 | $discardedSuggestions = $manager->getDiscardedSuggestions( $translatorUserId, $from, $to ); |
| 132 | $suggestions = $this->filterSuggestions( |
| 133 | $suggestions, |
| 134 | array_merge( $existingTitles, $ongoingTranslations, $discardedSuggestions ) |
| 135 | ); |
| 136 | |
| 137 | // Remove the Suggestions that are no longer valid. |
| 138 | $this->removeInvalidSuggestions( $from, $existingTitles ); |
| 139 | } |
| 140 | |
| 141 | foreach ( $data['lists'] as $list ) { |
| 142 | $lists[$list->getId()] = [ |
| 143 | 'displayName' => $list->getDisplayNameMessage( $this->getContext() )->text(), |
| 144 | 'name' => $list->getName(), |
| 145 | 'type' => $list->getType(), |
| 146 | 'suggestions' => [], |
| 147 | ]; |
| 148 | foreach ( $suggestions as $suggestion ) { |
| 149 | if ( $list->getId() !== $suggestion->getListId() ) { |
| 150 | continue; |
| 151 | } |
| 152 | $lists[$suggestion->getListId()]['suggestions'][] = [ |
| 153 | 'title' => $suggestion->getTitle()->getPrefixedText(), |
| 154 | 'sourceLanguage' => $suggestion->getSourceLanguage(), |
| 155 | 'targetLanguage' => $suggestion->getTargetLanguage(), |
| 156 | 'listId' => $suggestion->getListId(), |
| 157 | ]; |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | if ( count( $suggestions ) ) { |
| 162 | $this->setContinueEnumParameter( 'offset', $params['limit'] + $params['offset'] ); |
| 163 | } |
| 164 | $result->addValue( [ 'query', $this->getModuleName() ], 'lists', $lists ); |
| 165 | } |
| 166 | |
| 167 | /** |
| 168 | * TODO: This is misnamed. TranslationStore::findTranslationsByTitles returns all translations with any status. |
| 169 | * |
| 170 | * @param array $suggestions |
| 171 | * @return array |
| 172 | */ |
| 173 | private function getOngoingTranslations( array $suggestions ) { |
| 174 | $titles = []; |
| 175 | $params = $this->extractRequestParams(); |
| 176 | $sourceLanguage = $params['from']; |
| 177 | $targetLanguage = $params['to']; |
| 178 | |
| 179 | // translations inside "cx_translations" table requires "translation_source_language" |
| 180 | // and "translation_target_language" to be NOT null. So if the given source language |
| 181 | // or target language is empty, no translation will be found. In these cases, skip |
| 182 | // the SQL query at all. |
| 183 | if ( !count( $suggestions ) || $sourceLanguage === null || $targetLanguage === null ) { |
| 184 | return $titles; |
| 185 | } |
| 186 | |
| 187 | $ongoingTranslationTitles = []; |
| 188 | foreach ( $suggestions as $suggestion ) { |
| 189 | $titles[] = $suggestion->getTitle()->getPrefixedText(); |
| 190 | } |
| 191 | $translations = $this->translationStore->findTranslationsByTitles( |
| 192 | $titles, |
| 193 | $sourceLanguage, |
| 194 | $targetLanguage |
| 195 | ); |
| 196 | foreach ( $translations as $translation ) { |
| 197 | // $translation['sourceTitle'] is prefixed title with spaces |
| 198 | $ongoingTranslationTitles[] = $translation->translation['sourceTitle']; |
| 199 | } |
| 200 | return $ongoingTranslationTitles; |
| 201 | } |
| 202 | |
| 203 | private function getExistingTitles( array $suggestions ) { |
| 204 | $titles = []; |
| 205 | if ( !count( $suggestions ) ) { |
| 206 | return $titles; |
| 207 | } |
| 208 | |
| 209 | $params = $this->extractRequestParams(); |
| 210 | $sourceLanguage = $params['from']; |
| 211 | $targetLanguage = $params['to']; |
| 212 | $existingTitles = []; |
| 213 | foreach ( $suggestions as $suggestion ) { |
| 214 | $titles[] = $suggestion->getTitle()->getPrefixedText(); |
| 215 | } |
| 216 | $params = [ |
| 217 | 'action' => 'query', |
| 218 | 'format' => 'json', |
| 219 | 'titles' => implode( '|', $titles ), |
| 220 | 'prop' => 'langlinks', |
| 221 | 'lllimit' => $params['limit'], |
| 222 | 'lllang' => SiteMapper::getDomainCode( $targetLanguage ), |
| 223 | 'redirects' => true |
| 224 | ]; |
| 225 | $apiUrl = SiteMapper::getApiURL( $sourceLanguage, $params ); |
| 226 | $json = MediaWikiServices::getInstance()->getHttpRequestFactory() |
| 227 | ->get( $apiUrl, [], __METHOD__ ); |
| 228 | $response = FormatJson::decode( $json, true ); |
| 229 | if ( !isset( $response['query'] ) || !isset( $response['query']['pages'] ) ) { |
| 230 | // Something wrong with response. Should we throw exception? |
| 231 | return $existingTitles; |
| 232 | } |
| 233 | |
| 234 | $pages = $response['query']['pages']; |
| 235 | foreach ( $pages as $page ) { |
| 236 | if ( isset( $page['langlinks'] ) ) { |
| 237 | // API returns titles in PrefixedText format |
| 238 | $existingTitles[] = $page['title']; |
| 239 | } |
| 240 | } |
| 241 | |
| 242 | return $existingTitles; |
| 243 | } |
| 244 | |
| 245 | private function filterSuggestions( array $suggestions, array $titlesToFilter ) { |
| 246 | return array_filter( $suggestions, |
| 247 | static function ( $suggestion ) use( $titlesToFilter ) { |
| 248 | return !in_array( |
| 249 | $suggestion->getTitle()->getPrefixedText(), |
| 250 | $titlesToFilter |
| 251 | ); |
| 252 | } |
| 253 | ); |
| 254 | } |
| 255 | |
| 256 | private function removeInvalidSuggestions( $sourceLanguage, array $existingTitles ) { |
| 257 | DeferredUpdates::addCallableUpdate( static function () use ( $sourceLanguage, $existingTitles ) { |
| 258 | // Remove the already existing links from cx_suggestion table |
| 259 | $manager = new SuggestionListManager(); |
| 260 | $manager->removeTitles( $sourceLanguage, $existingTitles ); |
| 261 | } ); |
| 262 | } |
| 263 | |
| 264 | public function getAllowedParams() { |
| 265 | $allowedParams = [ |
| 266 | 'from' => [ |
| 267 | ParamValidator::PARAM_TYPE => 'string', |
| 268 | ParamValidator::PARAM_REQUIRED => false, |
| 269 | ], |
| 270 | 'to' => [ |
| 271 | ParamValidator::PARAM_TYPE => 'string', |
| 272 | ParamValidator::PARAM_REQUIRED => false, |
| 273 | ], |
| 274 | 'listid' => [ |
| 275 | ParamValidator::PARAM_TYPE => 'string', |
| 276 | ], |
| 277 | 'limit' => [ |
| 278 | ParamValidator::PARAM_DEFAULT => 10, |
| 279 | ParamValidator::PARAM_TYPE => 'limit', |
| 280 | IntegerDef::PARAM_MIN => 1, |
| 281 | IntegerDef::PARAM_MAX => ApiBase::LIMIT_BIG1, |
| 282 | IntegerDef::PARAM_MAX2 => ApiBase::LIMIT_BIG2 |
| 283 | ], |
| 284 | 'offset' => [ |
| 285 | ParamValidator::PARAM_TYPE => 'string', |
| 286 | ], |
| 287 | 'seed' => [ |
| 288 | ParamValidator::PARAM_TYPE => 'integer', |
| 289 | ], |
| 290 | ]; |
| 291 | return $allowedParams; |
| 292 | } |
| 293 | |
| 294 | protected function getExamplesMessages() { |
| 295 | return [ |
| 296 | 'action=query&list=contenttranslationsuggestions&from=en&to=es' => |
| 297 | 'apihelp-query+contenttranslationsuggestions-example-1', |
| 298 | ]; |
| 299 | } |
| 300 | } |