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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\Extension\Translate\Synchronization; |
| 4 | |
| 5 | use FileBasedMessageGroup; |
| 6 | use MediaWiki\Extension\Translate\FileFormatSupport\GettextFormat; |
| 7 | use MediaWiki\Extension\Translate\LogNames; |
| 8 | use MediaWiki\Extension\Translate\MessageGroupProcessing\MessageGroups; |
| 9 | use MediaWiki\Extension\Translate\MessageLoading\MessageCollection; |
| 10 | use MediaWiki\Extension\Translate\Services; |
| 11 | use MediaWiki\Extension\Translate\Statistics\MessageGroupStats; |
| 12 | use MediaWiki\Extension\Translate\Utilities\BaseMaintenanceScript; |
| 13 | use MediaWiki\Logger\LoggerFactory; |
| 14 | use MediaWiki\MediaWikiServices; |
| 15 | use MessageGroup; |
| 16 | |
| 17 | /** |
| 18 | * Script to export translations of message groups to files. |
| 19 | * |
| 20 | * @author Niklas Laxström |
| 21 | * @author Siebrand Mazeland |
| 22 | * @copyright Copyright © 2008-2013, Niklas Laxström, Siebrand Mazeland |
| 23 | * @license GPL-2.0-or-later |
| 24 | */ |
| 25 | class ExportTranslationsMaintenanceScript extends BaseMaintenanceScript { |
| 26 | /** The translation file should be deleted if it exists */ |
| 27 | private const ACTION_DELETE = 'delete'; |
| 28 | /** The translation file should be created or updated */ |
| 29 | private const ACTION_CREATE = 'create'; |
| 30 | /** The translation file should be updated if it exists, but should not be created as a new file */ |
| 31 | private const ACTION_UPDATE = 'update'; |
| 32 | |
| 33 | public function __construct() { |
| 34 | parent::__construct(); |
| 35 | $this->addDescription( 'Export translations to files.' ); |
| 36 | |
| 37 | $this->addOption( |
| 38 | 'group', |
| 39 | 'Comma separated list of message group IDs (supports * wildcard) to export', |
| 40 | self::REQUIRED, |
| 41 | self::HAS_ARG |
| 42 | ); |
| 43 | $this->addOption( |
| 44 | 'lang', |
| 45 | 'Comma separated list of language codes to export or * for all languages', |
| 46 | self::REQUIRED, |
| 47 | self::HAS_ARG |
| 48 | ); |
| 49 | $this->addOption( |
| 50 | 'always-export-languages', |
| 51 | '(optional) Comma separated list of languages to export ignoring export threshold', |
| 52 | self::OPTIONAL, |
| 53 | self::HAS_ARG |
| 54 | ); |
| 55 | $this->addOption( |
| 56 | 'never-export-languages', |
| 57 | '(optional) Comma separated list of languages to never export (overrides everything else)', |
| 58 | self::OPTIONAL, |
| 59 | self::HAS_ARG |
| 60 | ); |
| 61 | $this->addOption( |
| 62 | 'skip-source-language', |
| 63 | '(optional) Do not export the source language of each message group', |
| 64 | self::OPTIONAL, |
| 65 | self::NO_ARG |
| 66 | ); |
| 67 | $this->addOption( |
| 68 | 'target', |
| 69 | 'Target directory for exported files', |
| 70 | self::REQUIRED, |
| 71 | self::HAS_ARG |
| 72 | ); |
| 73 | $this->addOption( |
| 74 | 'skip', |
| 75 | '(deprecated) See --never-export-languages', |
| 76 | self::OPTIONAL, |
| 77 | self::HAS_ARG |
| 78 | ); |
| 79 | $this->addOption( |
| 80 | 'skipgroup', |
| 81 | '(optional) Comma separated list of message group IDs (supports * wildcard) to not export', |
| 82 | self::OPTIONAL, |
| 83 | self::HAS_ARG |
| 84 | ); |
| 85 | $this->addOption( |
| 86 | 'threshold', |
| 87 | '(optional) Threshold for translation completion percentage that must be exceeded for initial export', |
| 88 | self::OPTIONAL, |
| 89 | self::HAS_ARG |
| 90 | ); |
| 91 | $this->addOption( |
| 92 | 'removal-threshold', |
| 93 | '(optional) Threshold for translation completion percentage that must be exceeded to keep the file', |
| 94 | self::OPTIONAL, |
| 95 | self::HAS_ARG |
| 96 | ); |
| 97 | $this->addOption( |
| 98 | 'no-fuzzy', |
| 99 | '(optional) Do not include any messages marked as fuzzy/outdated' |
| 100 | ); |
| 101 | $this->addOption( |
| 102 | 'offline-gettext-format', |
| 103 | '(optional) Export languages in offline Gettext format. Give a file pattern with ' |
| 104 | . '%GROUPID% and %CODE%. Empty pattern defaults to %GROUPID%/%CODE%.po.', |
| 105 | self::OPTIONAL, |
| 106 | self::HAS_ARG |
| 107 | ); |
| 108 | $this->addOption( |
| 109 | 'skip-group-sync-check', |
| 110 | '(optional) Skip exporting group if synchronization is still in progress or if there ' . |
| 111 | 'was an error during synchronization. See: ' . |
| 112 | 'https://www.mediawiki.org/wiki/Help:Extension:Translate/Group_management#Strong_synchronization' |
| 113 | ); |
| 114 | |
| 115 | $this->requireExtension( 'Translate' ); |
| 116 | } |
| 117 | |
| 118 | public function execute() { |
| 119 | $logger = LoggerFactory::getInstance( LogNames::GROUP_SYNCHRONIZATION ); |
| 120 | $groupPattern = $this->getOption( 'group' ) ?? ''; |
| 121 | $groupSkipPattern = $this->getOption( 'skipgroup' ) ?? ''; |
| 122 | $skipGroupSyncCheck = $this->hasOption( 'skip-group-sync-check' ); |
| 123 | |
| 124 | $logger->info( |
| 125 | 'Starting exports for groups {groups}', |
| 126 | [ 'groups' => $groupPattern ] |
| 127 | ); |
| 128 | $exportStartTime = microtime( true ); |
| 129 | |
| 130 | $target = $this->getOption( 'target' ); |
| 131 | if ( !is_writable( $target ) ) { |
| 132 | $this->fatalError( "Target directory is not writable ($target)." ); |
| 133 | } |
| 134 | |
| 135 | $exportThreshold = $this->getOption( 'threshold' ); |
| 136 | $removalThreshold = $this->getOption( 'removal-threshold' ); |
| 137 | $noFuzzy = $this->hasOption( 'no-fuzzy' ); |
| 138 | $requestedLanguages = $this->parseLanguageCodes( $this->getOption( 'lang' ) ); |
| 139 | $alwaysExportLanguages = $this->csv2array( |
| 140 | $this->getOption( 'always-export-languages' ) ?? '' |
| 141 | ); |
| 142 | $neverExportLanguages = $this->csv2array( |
| 143 | $this->getOption( 'never-export-languages' ) ?? |
| 144 | $this->getOption( 'skip' ) ?? |
| 145 | '' |
| 146 | ); |
| 147 | $skipSourceLanguage = $this->hasOption( 'skip-source-language' ); |
| 148 | |
| 149 | $forOffline = $this->hasOption( 'offline-gettext-format' ); |
| 150 | $offlineTargetPattern = $this->getOption( 'offline-gettext-format' ) ?: "%GROUPID%/%CODE%.po"; |
| 151 | |
| 152 | $groups = $this->getMessageGroups( $groupPattern, $groupSkipPattern, $forOffline ); |
| 153 | if ( $groups === [] ) { |
| 154 | $this->fatalError( 'EE1: No valid message groups identified.' ); |
| 155 | } |
| 156 | |
| 157 | $groupSyncCacheEnabled = MediaWikiServices::getInstance()->getMainConfig() |
| 158 | ->get( 'TranslateGroupSynchronizationCache' ); |
| 159 | $groupSyncCache = Services::getInstance()->getGroupSynchronizationCache(); |
| 160 | |
| 161 | foreach ( $groups as $groupId => $group ) { |
| 162 | if ( $groupSyncCacheEnabled && !$skipGroupSyncCheck ) { |
| 163 | if ( !$this->canGroupBeExported( $groupSyncCache, $groupId ) ) { |
| 164 | continue; |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | if ( $exportThreshold !== null || $removalThreshold !== null ) { |
| 169 | $logger->info( 'Calculating stats for group {groupId}', [ 'groupId' => $groupId ] ); |
| 170 | $tStartTime = microtime( true ); |
| 171 | |
| 172 | $languageExportActions = $this->getLanguageExportActions( |
| 173 | $groupId, |
| 174 | $requestedLanguages, |
| 175 | $alwaysExportLanguages, |
| 176 | (int)$exportThreshold, |
| 177 | (int)$removalThreshold |
| 178 | ); |
| 179 | |
| 180 | $tEndTime = microtime( true ); |
| 181 | $logger->info( |
| 182 | 'Finished calculating stats for group {groupId}. Time: {duration} secs', |
| 183 | [ |
| 184 | 'groupId' => $groupId, |
| 185 | 'duration' => round( $tEndTime - $tStartTime, 3 ), |
| 186 | ] |
| 187 | ); |
| 188 | } else { |
| 189 | // Convert list to an associative array |
| 190 | $languageExportActions = array_fill_keys( $requestedLanguages, self::ACTION_CREATE ); |
| 191 | |
| 192 | foreach ( $alwaysExportLanguages as $code ) { |
| 193 | $languageExportActions[ $code ] = self::ACTION_CREATE; |
| 194 | } |
| 195 | } |
| 196 | |
| 197 | foreach ( $neverExportLanguages as $code ) { |
| 198 | unset( $languageExportActions[ $code ] ); |
| 199 | } |
| 200 | |
| 201 | if ( $skipSourceLanguage ) { |
| 202 | unset( $languageExportActions[ $group->getSourceLanguage() ] ); |
| 203 | } |
| 204 | |
| 205 | if ( $languageExportActions === [] ) { |
| 206 | continue; |
| 207 | } |
| 208 | |
| 209 | $this->output( "Exporting group $groupId\n" ); |
| 210 | $logger->info( 'Exporting group {groupId}', [ 'groupId' => $groupId ] ); |
| 211 | |
| 212 | if ( $forOffline ) { |
| 213 | $fileBasedGroup = FileBasedMessageGroup::newFromMessageGroup( $group, $offlineTargetPattern ); |
| 214 | $fileFormat = new GettextFormat( $fileBasedGroup ); |
| 215 | $fileFormat->setOfflineMode( true ); |
| 216 | } else { |
| 217 | $fileBasedGroup = $group; |
| 218 | // At this point $group should be an instance of FileBasedMessageGroup |
| 219 | // This is primarily to keep linting tools / IDE happy. |
| 220 | if ( !$fileBasedGroup instanceof FileBasedMessageGroup ) { |
| 221 | $this->fatalError( "EE2: Unexportable message group $groupId" ); |
| 222 | } |
| 223 | $fileFormat = $fileBasedGroup->getFFS(); |
| 224 | } |
| 225 | |
| 226 | $fileFormat->setWritePath( $target ); |
| 227 | $sourceLanguage = $group->getSourceLanguage(); |
| 228 | $collection = $group->initCollection( $sourceLanguage ); |
| 229 | |
| 230 | $inclusionList = $group->getTranslatableLanguages(); |
| 231 | |
| 232 | $langExportTimes = [ |
| 233 | 'collection' => 0, |
| 234 | 'ffs' => 0, |
| 235 | ]; |
| 236 | |
| 237 | $languagesExportedCount = 0; |
| 238 | |
| 239 | $langStartTime = microtime( true ); |
| 240 | foreach ( $languageExportActions as $lang => $action ) { |
| 241 | // Do not export languages that are excluded (or not included). |
| 242 | // Also check that inclusion list is not null, which means that all |
| 243 | // languages are allowed for translation and export. |
| 244 | if ( is_array( $inclusionList ) && !isset( $inclusionList[$lang] ) ) { |
| 245 | continue; |
| 246 | } |
| 247 | |
| 248 | $targetFilePath = $target . '/' . $fileBasedGroup->getTargetFilename( $lang ); |
| 249 | if ( $action === self::ACTION_DELETE ) { |
| 250 | // phpcs:ignore Generic.PHP.NoSilencedErrors.Discouraged |
| 251 | @$ok = unlink( $targetFilePath ); |
| 252 | if ( $ok ) { |
| 253 | $logger->info( "Removed $targetFilePath due to removal threshold" ); |
| 254 | } |
| 255 | continue; |
| 256 | } elseif ( $action === self::ACTION_UPDATE && !file_exists( $targetFilePath ) ) { |
| 257 | // Language is under export threshold, do not export yet |
| 258 | $logger->info( "Not creating $targetFilePath due to export threshold" ); |
| 259 | continue; |
| 260 | } |
| 261 | |
| 262 | $startTime = microtime( true ); |
| 263 | $collection->resetForNewLanguage( $lang ); |
| 264 | $collection->loadTranslations(); |
| 265 | // Don't export ignored, unless it is the source language |
| 266 | // or message documentation |
| 267 | global $wgTranslateDocumentationLanguageCode; |
| 268 | if ( $lang !== $wgTranslateDocumentationLanguageCode |
| 269 | && $lang !== $sourceLanguage |
| 270 | ) { |
| 271 | $collection->filter( MessageCollection::FILTER_IGNORED, MessageCollection::EXCLUDE_MATCHING ); |
| 272 | } |
| 273 | |
| 274 | if ( $noFuzzy ) { |
| 275 | $collection->filter( MessageCollection::FILTER_FUZZY, MessageCollection::EXCLUDE_MATCHING ); |
| 276 | } |
| 277 | |
| 278 | $languagesExportedCount++; |
| 279 | |
| 280 | $endTime = microtime( true ); |
| 281 | $langExportTimes['collection'] += ( $endTime - $startTime ); |
| 282 | |
| 283 | $startTime = microtime( true ); |
| 284 | $fileFormat->write( $collection ); |
| 285 | $endTime = microtime( true ); |
| 286 | $langExportTimes['ffs'] += ( $endTime - $startTime ); |
| 287 | } |
| 288 | $langEndTime = microtime( true ); |
| 289 | |
| 290 | $logger->info( |
| 291 | 'Done exporting {count} languages for group {groupId}. Time taken {duration} secs.', |
| 292 | [ |
| 293 | 'count' => $languagesExportedCount, |
| 294 | 'groupId' => $groupId, |
| 295 | 'duration' => round( $langEndTime - $langStartTime, 3 ), |
| 296 | ] |
| 297 | ); |
| 298 | |
| 299 | foreach ( $langExportTimes as $type => $time ) { |
| 300 | $logger->info( |
| 301 | 'Time taken by "{type}" for group {groupId} – {duration} secs.', |
| 302 | [ |
| 303 | 'groupId' => $groupId, |
| 304 | 'type' => $type, |
| 305 | 'duration' => round( $time, 3 ), |
| 306 | ] |
| 307 | ); |
| 308 | } |
| 309 | } |
| 310 | |
| 311 | $exportEndTime = microtime( true ); |
| 312 | $logger->info( |
| 313 | 'Finished export process for groups {groups}. Time: {duration} secs.', |
| 314 | [ |
| 315 | 'groups' => $groupPattern, |
| 316 | 'duration' => round( $exportEndTime - $exportStartTime, 3 ), |
| 317 | ] |
| 318 | ); |
| 319 | } |
| 320 | |
| 321 | /** @return MessageGroup[] */ |
| 322 | private function getMessageGroups( |
| 323 | string $groupPattern, |
| 324 | string $excludePattern, |
| 325 | bool $forOffline |
| 326 | ): array { |
| 327 | $groupIds = MessageGroups::expandWildcards( explode( ',', trim( $groupPattern ) ) ); |
| 328 | $groups = MessageGroups::getGroupsById( $groupIds ); |
| 329 | if ( !$forOffline ) { |
| 330 | foreach ( $groups as $groupId => $group ) { |
| 331 | if ( $group->isMeta() ) { |
| 332 | $this->output( "Skipping meta message group $groupId.\n" ); |
| 333 | unset( $groups[$groupId] ); |
| 334 | continue; |
| 335 | } |
| 336 | |
| 337 | if ( !$group instanceof FileBasedMessageGroup ) { |
| 338 | $this->output( "EE2: Unexportable message group $groupId.\n" ); |
| 339 | unset( $groups[$groupId] ); |
| 340 | } |
| 341 | } |
| 342 | } |
| 343 | |
| 344 | $skipIds = MessageGroups::expandWildcards( explode( ',', trim( $excludePattern ) ) ); |
| 345 | foreach ( $skipIds as $groupId ) { |
| 346 | if ( isset( $groups[$groupId] ) ) { |
| 347 | unset( $groups[$groupId] ); |
| 348 | $this->output( "Group $groupId is in skipgroup.\n" ); |
| 349 | } |
| 350 | } |
| 351 | |
| 352 | return $groups; |
| 353 | } |
| 354 | |
| 355 | /** @return string[] */ |
| 356 | private function getLanguageExportActions( |
| 357 | string $groupId, |
| 358 | array $requestedLanguages, |
| 359 | array $alwaysExportLanguages, |
| 360 | int $exportThreshold = 0, |
| 361 | int $removalThreshold = 0 |
| 362 | ): array { |
| 363 | $stats = MessageGroupStats::forGroup( $groupId ); |
| 364 | |
| 365 | $languages = []; |
| 366 | |
| 367 | foreach ( $requestedLanguages as $code ) { |
| 368 | // Statistics unavailable. This should only happen if unknown language code requested. |
| 369 | if ( !isset( $stats[$code] ) ) { |
| 370 | continue; |
| 371 | } |
| 372 | |
| 373 | $total = $stats[$code][MessageGroupStats::TOTAL]; |
| 374 | $translated = $stats[$code][MessageGroupStats::TRANSLATED]; |
| 375 | $percentage = $total ? $translated / $total * 100 : 0; |
| 376 | |
| 377 | if ( $percentage === 0 || $percentage < $removalThreshold ) { |
| 378 | $languages[$code] = self::ACTION_DELETE; |
| 379 | } elseif ( $percentage > $exportThreshold ) { |
| 380 | $languages[$code] = self::ACTION_CREATE; |
| 381 | } else { |
| 382 | $languages[$code] = self::ACTION_UPDATE; |
| 383 | } |
| 384 | } |
| 385 | |
| 386 | foreach ( $alwaysExportLanguages as $code ) { |
| 387 | $languages[$code] = self::ACTION_CREATE; |
| 388 | // DWIM: Do not export languages with zero translations, even if requested |
| 389 | if ( ( $stats[$code][MessageGroupStats::TRANSLATED] ?? null ) === 0 ) { |
| 390 | $languages[$code] = self::ACTION_DELETE; |
| 391 | } |
| 392 | } |
| 393 | |
| 394 | return $languages; |
| 395 | } |
| 396 | |
| 397 | private function canGroupBeExported( GroupSynchronizationCache $groupSyncCache, string $groupId ): bool { |
| 398 | if ( $groupSyncCache->isGroupBeingProcessed( $groupId ) ) { |
| 399 | $this->error( "Group $groupId is currently being synchronized; skipping exports\n" ); |
| 400 | return false; |
| 401 | } |
| 402 | |
| 403 | if ( $groupSyncCache->groupHasErrors( $groupId ) ) { |
| 404 | $this->error( "Skipping $groupId due to synchronization error\n" ); |
| 405 | return false; |
| 406 | } |
| 407 | |
| 408 | if ( $groupSyncCache->isGroupInReview( $groupId ) ) { |
| 409 | $this->error( "Group $groupId is currently in review. Review changes on Special:ManageMessageGroups\n" ); |
| 410 | return false; |
| 411 | } |
| 412 | return true; |
| 413 | } |
| 414 | |
| 415 | /** @return string[] */ |
| 416 | private function csv2array( string $input ): array { |
| 417 | return array_filter( |
| 418 | array_map( 'trim', explode( ',', $input ) ), |
| 419 | static function ( $v ) { |
| 420 | return $v !== ''; |
| 421 | } |
| 422 | ); |
| 423 | } |
| 424 | |
| 425 | /** @return string[] */ |
| 426 | private function parseLanguageCodes( string $input ): array { |
| 427 | if ( $input === '*' ) { |
| 428 | $languageNameUtils = MediaWikiServices::getInstance()->getLanguageNameUtils(); |
| 429 | $languages = $languageNameUtils->getLanguageNames(); |
| 430 | ksort( $languages ); |
| 431 | return array_keys( $languages ); |
| 432 | } |
| 433 | |
| 434 | return $this->csv2array( $input ); |
| 435 | } |
| 436 | } |