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| 1 | <?php |
| 2 | |
| 3 | namespace ContentTranslation; |
| 4 | |
| 5 | use MediaWiki\MediaWikiServices; |
| 6 | use MediaWiki\Storage\NameTableAccessException; |
| 7 | use Wikimedia\Rdbms\IDatabase; |
| 8 | |
| 9 | class Translation { |
| 10 | private bool $isNew = false; |
| 11 | |
| 12 | /** @var array */ |
| 13 | public $translation; |
| 14 | |
| 15 | public function __construct( $translation ) { |
| 16 | $this->translation = $translation; |
| 17 | } |
| 18 | |
| 19 | /** |
| 20 | * @return bool Whether the last CRUD operation on this translation was "create" |
| 21 | */ |
| 22 | public function isNew(): bool { |
| 23 | return $this->isNew; |
| 24 | } |
| 25 | |
| 26 | public function setIsNew( bool $isNew ): void { |
| 27 | $this->isNew = $isNew; |
| 28 | } |
| 29 | |
| 30 | /** |
| 31 | * Get the stats for all translations in draft or published status. |
| 32 | * @return array[] |
| 33 | */ |
| 34 | public static function getStats(): array { |
| 35 | /** @var LoadBalancer $lb */ |
| 36 | $lb = MediaWikiServices::getInstance()->getService( 'ContentTranslation.LoadBalancer' ); |
| 37 | $dbr = $lb->getConnection( DB_REPLICA ); |
| 38 | |
| 39 | $statusCase = $dbr->conditional( |
| 40 | self::getPublishedCondition( $dbr ), |
| 41 | $dbr->addQuotes( 'published' ), |
| 42 | $dbr->addQuotes( 'draft' ) |
| 43 | ); |
| 44 | |
| 45 | $rows = $dbr->newSelectQueryBuilder() |
| 46 | ->select( [ |
| 47 | 'sourceLanguage' => 'translation_source_language', |
| 48 | 'targetLanguage' => 'translation_target_language', |
| 49 | 'status' => $statusCase, |
| 50 | 'count' => 'COUNT(*)', |
| 51 | 'translators' => 'COUNT(DISTINCT translation_started_by)', |
| 52 | ] ) |
| 53 | ->from( 'cx_translations' ) |
| 54 | ->where( [ 'translation_status' => [ 'draft', 'published' ] ] ) |
| 55 | ->groupBy( [ |
| 56 | 'translation_source_language', |
| 57 | 'translation_target_language', |
| 58 | 'status', |
| 59 | ] ) |
| 60 | ->caller( __METHOD__ ) |
| 61 | ->fetchResultSet(); |
| 62 | |
| 63 | $result = []; |
| 64 | |
| 65 | foreach ( $rows as $row ) { |
| 66 | $result[] = (array)$row; |
| 67 | } |
| 68 | |
| 69 | return $result; |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * Get time-wise cumulative number of deletions for given |
| 74 | * language pairs, with given interval. |
| 75 | * |
| 76 | * @param string $interval |
| 77 | * @return array<string,array> |
| 78 | */ |
| 79 | public static function getDeletionTrend( $interval ): array { |
| 80 | $lb = MediaWikiServices::getInstance()->getDBLoadBalancer(); |
| 81 | $dbr = $lb->getConnection( DB_REPLICA ); |
| 82 | |
| 83 | $conditions = []; |
| 84 | |
| 85 | $changeTagDefStore = MediaWikiServices::getInstance()->getChangeTagDefStore(); |
| 86 | try { |
| 87 | $conditions['ct_tag_id'] = $changeTagDefStore->getId( 'contenttranslation' ); |
| 88 | } catch ( NameTableAccessException $exception ) { |
| 89 | // No translations published yet, so can skip query |
| 90 | return []; |
| 91 | } |
| 92 | |
| 93 | $groupBy = []; |
| 94 | if ( $interval === 'week' ) { |
| 95 | $groupBy = [ |
| 96 | 'YEARWEEK(ar_timestamp, 3)', |
| 97 | ]; |
| 98 | } elseif ( $interval === 'month' ) { |
| 99 | $groupBy = [ |
| 100 | 'YEAR(ar_timestamp)', |
| 101 | 'MONTH(ar_timestamp)', |
| 102 | ]; |
| 103 | } |
| 104 | |
| 105 | $rows = $dbr->newSelectQueryBuilder() |
| 106 | ->select( [ |
| 107 | 'date' => 'MAX(ar_timestamp)', |
| 108 | 'count' => 'COUNT(ar_page_id)' |
| 109 | ] ) |
| 110 | ->from( 'change_tag' ) |
| 111 | ->join( 'archive', null, 'ar_rev_id = ct_rev_id' ) |
| 112 | ->where( $conditions ) |
| 113 | ->groupBy( $groupBy ) |
| 114 | ->caller( __METHOD__ ) |
| 115 | ->fetchResultSet(); |
| 116 | |
| 117 | $count = 0; |
| 118 | $result = []; |
| 119 | $dm = new DateManipulator( $interval ); |
| 120 | foreach ( $rows as $row ) { |
| 121 | $count += (int)$row->count; |
| 122 | $time = $dm->getIntervalIdentifier( $row->date )->format( 'U' ); |
| 123 | $result[$time] = [ |
| 124 | 'count' => $count, |
| 125 | 'delta' => (int)$row->count, |
| 126 | ]; |
| 127 | } |
| 128 | |
| 129 | return $result; |
| 130 | } |
| 131 | |
| 132 | /** |
| 133 | * Get time-wise cumulative number of translations for given |
| 134 | * language pairs, with given interval. |
| 135 | * |
| 136 | * @param string|null $source Source language code |
| 137 | * @param string|null $target Target language code |
| 138 | * @param string $status Status of translation. Either 'published' or 'draft' |
| 139 | * @param string $interval 'weekly' or 'monthly' trend |
| 140 | * @param int|null $translatorId |
| 141 | * @return array |
| 142 | */ |
| 143 | public static function getTrendByStatus( |
| 144 | $source, $target, $status, $interval, $translatorId |
| 145 | ) { |
| 146 | /** @var LoadBalancer $lb */ |
| 147 | $lb = MediaWikiServices::getInstance()->getService( 'ContentTranslation.LoadBalancer' ); |
| 148 | $dbr = $lb->getConnection( DB_REPLICA ); |
| 149 | |
| 150 | $conditions = []; |
| 151 | if ( $status === 'published' ) { |
| 152 | $conditions[] = self::getPublishedCondition( $dbr ); |
| 153 | } else { |
| 154 | $conditions[] = $dbr->andExpr( [ |
| 155 | 'translation_status' => 'draft', |
| 156 | 'translation_target_url' => null, |
| 157 | ] ); |
| 158 | } |
| 159 | |
| 160 | if ( $source !== null ) { |
| 161 | $conditions['translation_source_language'] = $source; |
| 162 | } |
| 163 | if ( $target !== null ) { |
| 164 | $conditions['translation_target_language'] = $target; |
| 165 | } |
| 166 | if ( $translatorId !== null ) { |
| 167 | $conditions['translation_last_update_by'] = $translatorId; |
| 168 | } |
| 169 | $groupBy = []; |
| 170 | if ( $interval === 'week' ) { |
| 171 | $groupBy = [ |
| 172 | 'YEARWEEK(translation_last_updated_timestamp, 3)', |
| 173 | ]; |
| 174 | } elseif ( $interval === 'month' ) { |
| 175 | $groupBy = [ |
| 176 | 'YEAR(translation_last_updated_timestamp)', |
| 177 | 'MONTH(translation_last_updated_timestamp)', |
| 178 | ]; |
| 179 | } |
| 180 | |
| 181 | $rows = $dbr->newSelectQueryBuilder() |
| 182 | ->select( [ |
| 183 | 'date' => 'MAX(translation_last_updated_timestamp)', |
| 184 | 'count' => 'COUNT(translation_id)' |
| 185 | ] ) |
| 186 | ->from( 'cx_translations' ) |
| 187 | ->where( $conditions ) |
| 188 | ->groupBy( $groupBy ) |
| 189 | ->caller( __METHOD__ ) |
| 190 | ->fetchResultSet(); |
| 191 | |
| 192 | $count = 0; |
| 193 | $result = []; |
| 194 | $dm = new DateManipulator( $interval ); |
| 195 | foreach ( $rows as $row ) { |
| 196 | $count += (int)$row->count; |
| 197 | $time = $dm->getIntervalIdentifier( $row->date )->format( 'U' ); |
| 198 | $result[$time] = [ |
| 199 | 'count' => $count, |
| 200 | 'delta' => (int)$row->count, |
| 201 | ]; |
| 202 | } |
| 203 | |
| 204 | return $result; |
| 205 | } |
| 206 | |
| 207 | public function getTranslationId() { |
| 208 | return $this->translation['id']; |
| 209 | } |
| 210 | |
| 211 | public function getSourceTitle(): string { |
| 212 | return $this->translation['sourceTitle']; |
| 213 | } |
| 214 | |
| 215 | public function getSourceLanguage(): string { |
| 216 | return $this->translation['sourceLanguage']; |
| 217 | } |
| 218 | |
| 219 | public function getTargetLanguage(): string { |
| 220 | return $this->translation['targetLanguage']; |
| 221 | } |
| 222 | |
| 223 | /** |
| 224 | * Return the underlying data fields. |
| 225 | * |
| 226 | * @return array |
| 227 | */ |
| 228 | public function getData() { |
| 229 | return $this->translation; |
| 230 | } |
| 231 | |
| 232 | public static function getPublishedCondition( IDatabase $db ) { |
| 233 | return $db->expr( 'translation_status', '=', 'published' ) |
| 234 | ->or( 'translation_target_url', '!=', null ); |
| 235 | } |
| 236 | |
| 237 | /** |
| 238 | * Get all published translation records. |
| 239 | * |
| 240 | * @param string $from Source language code |
| 241 | * @param string $to Target language code |
| 242 | * @param int $limit Number of records to fetch atmost |
| 243 | * @param int $offset Offset from which at most $limit records to fetch |
| 244 | * @return array |
| 245 | */ |
| 246 | public static function getAllPublishedTranslations( $from, $to, $limit, $offset ) { |
| 247 | /** @var LoadBalancer $lb */ |
| 248 | $lb = MediaWikiServices::getInstance()->getService( 'ContentTranslation.LoadBalancer' ); |
| 249 | $dbr = $lb->getConnection( DB_REPLICA ); |
| 250 | $conditions = []; |
| 251 | $conditions[] = self::getPublishedCondition( $dbr ); |
| 252 | |
| 253 | if ( $from ) { |
| 254 | $conditions['translation_source_language'] = $from; |
| 255 | } |
| 256 | |
| 257 | if ( $to ) { |
| 258 | $conditions['translation_target_language'] = $to; |
| 259 | } |
| 260 | |
| 261 | $queryBuilder = $dbr->newSelectQueryBuilder() |
| 262 | ->select( [ |
| 263 | 'translationId' => 'translation_id', |
| 264 | 'sourceTitle' => 'translation_source_title', |
| 265 | 'targetTitle' => 'translation_target_title', |
| 266 | 'sourceLanguage' => 'translation_source_language', |
| 267 | 'sourceRevisionId' => 'translation_source_revision_id', |
| 268 | 'targetRevisionId' => 'translation_target_revision_id', |
| 269 | 'targetLanguage' => 'translation_target_language', |
| 270 | 'sourceURL' => 'translation_source_url', |
| 271 | 'targetURL' => 'translation_target_url', |
| 272 | 'publishedDate' => 'translation_last_updated_timestamp', |
| 273 | 'stats' => 'translation_progress', |
| 274 | ] ) |
| 275 | ->from( 'cx_translations' ) |
| 276 | ->where( $conditions ) |
| 277 | ->limit( $limit ) |
| 278 | ->caller( __METHOD__ ); |
| 279 | |
| 280 | if ( $offset ) { |
| 281 | $queryBuilder->offset( $offset ); |
| 282 | } |
| 283 | |
| 284 | $rows = $queryBuilder->fetchResultSet(); |
| 285 | |
| 286 | $result = []; |
| 287 | |
| 288 | foreach ( $rows as $row ) { |
| 289 | $translation = (array)$row; |
| 290 | $translation['stats'] = json_decode( $translation['stats'] ); |
| 291 | $result[] = $translation; |
| 292 | } |
| 293 | |
| 294 | return $result; |
| 295 | } |
| 296 | |
| 297 | /** |
| 298 | * @param \stdClass $row |
| 299 | * @return Translation |
| 300 | */ |
| 301 | public static function newFromRow( $row ) { |
| 302 | $fields = [ |
| 303 | 'id' => (int)$row->translation_id, |
| 304 | 'sourceTitle' => $row->translation_source_title, |
| 305 | 'targetTitle' => $row->translation_target_title, |
| 306 | 'sourceLanguage' => $row->translation_source_language, |
| 307 | 'targetLanguage' => $row->translation_target_language, |
| 308 | 'sourceRevisionId' => $row->translation_source_revision_id, |
| 309 | 'targetRevisionId' => $row->translation_target_revision_id, |
| 310 | 'sourceURL' => $row->translation_source_url, |
| 311 | 'targetURL' => $row->translation_target_url, |
| 312 | 'status' => $row->translation_status, |
| 313 | 'startTimestamp' => $row->translation_start_timestamp, |
| 314 | 'lastUpdateTimestamp' => $row->translation_last_updated_timestamp, |
| 315 | 'progress' => $row->translation_progress, |
| 316 | 'startedTranslator' => $row->translation_started_by, |
| 317 | 'lastUpdatedTranslator' => $row->translation_last_update_by, |
| 318 | 'cxVersion' => 1, |
| 319 | ]; |
| 320 | |
| 321 | // BC code to gracefully handle lack of schema change |
| 322 | if ( isset( $row->translation_cx_version ) ) { |
| 323 | $fields['cxVersion'] = (int)$row->translation_cx_version; |
| 324 | } |
| 325 | |
| 326 | return new Translation( $fields ); |
| 327 | } |
| 328 | } |