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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\Deferred\LinksUpdate; |
| 4 | |
| 5 | use InvalidArgumentException; |
| 6 | use MediaWiki\Collation\CollationFactory; |
| 7 | use MediaWiki\Config\ServiceOptions; |
| 8 | use MediaWiki\Linker\LinkTargetLookup; |
| 9 | use MediaWiki\MediaWikiServices; |
| 10 | use MediaWiki\Page\PageIdentity; |
| 11 | use MediaWiki\Page\PageReference; |
| 12 | use MediaWiki\Parser\ParserOutput; |
| 13 | use MediaWiki\Revision\RevisionRecord; |
| 14 | use Wikimedia\ObjectFactory\ObjectFactory; |
| 15 | use Wikimedia\Rdbms\LBFactory; |
| 16 | |
| 17 | /** |
| 18 | * @since 1.38 |
| 19 | */ |
| 20 | class LinksTableGroup { |
| 21 | /** |
| 22 | * ObjectFactory specifications for the subclasses. The following |
| 23 | * additional keys are defined: |
| 24 | * |
| 25 | * - serviceOptions: An array of configuration variable names. If this is |
| 26 | * set, the specified configuration will be sent to the subclass |
| 27 | * constructor as a ServiceOptions object. |
| 28 | * - needCollation: If true, the following additional args will be added: |
| 29 | * Collation, collation name and table name. |
| 30 | */ |
| 31 | private const CORE_LIST = [ |
| 32 | 'categorylinks' => [ |
| 33 | 'class' => CategoryLinksTable::class, |
| 34 | 'services' => [ |
| 35 | 'LanguageConverterFactory', |
| 36 | 'NamespaceInfo', |
| 37 | 'WikiPageFactory' |
| 38 | ], |
| 39 | 'needCollation' => true, |
| 40 | ], |
| 41 | 'externallinks' => [ |
| 42 | 'class' => ExternalLinksTable::class, |
| 43 | ], |
| 44 | 'imagelinks' => [ |
| 45 | 'class' => ImageLinksTable::class |
| 46 | ], |
| 47 | 'iwlinks' => [ |
| 48 | 'class' => InterwikiLinksTable::class |
| 49 | ], |
| 50 | 'langlinks' => [ |
| 51 | 'class' => LangLinksTable::class |
| 52 | ], |
| 53 | 'pagelinks' => [ |
| 54 | 'class' => PageLinksTable::class, |
| 55 | 'services' => [ |
| 56 | 'MainConfig' |
| 57 | ], |
| 58 | ], |
| 59 | 'page_props' => [ |
| 60 | 'class' => PagePropsTable::class, |
| 61 | 'services' => [ |
| 62 | 'JobQueueGroup' |
| 63 | ], |
| 64 | 'serviceOptions' => PagePropsTable::CONSTRUCTOR_OPTIONS |
| 65 | ], |
| 66 | 'templatelinks' => [ |
| 67 | 'class' => TemplateLinksTable::class, |
| 68 | ] |
| 69 | ]; |
| 70 | |
| 71 | /** @var ObjectFactory */ |
| 72 | private $objectFactory; |
| 73 | |
| 74 | /** @var LBFactory */ |
| 75 | private $lbFactory; |
| 76 | |
| 77 | /** @var CollationFactory */ |
| 78 | private $collationFactory; |
| 79 | |
| 80 | /** @var PageIdentity */ |
| 81 | private $page; |
| 82 | |
| 83 | /** @var PageReference|null */ |
| 84 | private $movedPage; |
| 85 | |
| 86 | /** @var ParserOutput|null */ |
| 87 | private $parserOutput; |
| 88 | |
| 89 | /** @var LinkTargetLookup */ |
| 90 | private $linkTargetLookup; |
| 91 | |
| 92 | /** @var int */ |
| 93 | private $batchSize; |
| 94 | |
| 95 | /** @var mixed */ |
| 96 | private $ticket; |
| 97 | |
| 98 | /** @var RevisionRecord|null */ |
| 99 | private $revision; |
| 100 | |
| 101 | /** @var LinksTable[] */ |
| 102 | private $tables = []; |
| 103 | |
| 104 | /** @var array */ |
| 105 | private $tempCollations; |
| 106 | |
| 107 | /** |
| 108 | * @param ObjectFactory $objectFactory |
| 109 | * @param LBFactory $lbFactory |
| 110 | * @param CollationFactory $collationFactory |
| 111 | * @param PageIdentity $page |
| 112 | * @param LinkTargetLookup $linkTargetLookup |
| 113 | * @param int $batchSize |
| 114 | * @param array $tempCollations |
| 115 | */ |
| 116 | public function __construct( |
| 117 | ObjectFactory $objectFactory, |
| 118 | LBFactory $lbFactory, |
| 119 | CollationFactory $collationFactory, |
| 120 | PageIdentity $page, |
| 121 | LinkTargetLookup $linkTargetLookup, |
| 122 | $batchSize, |
| 123 | array $tempCollations |
| 124 | ) { |
| 125 | $this->objectFactory = $objectFactory; |
| 126 | $this->lbFactory = $lbFactory; |
| 127 | $this->collationFactory = $collationFactory; |
| 128 | $this->page = $page; |
| 129 | $this->batchSize = $batchSize; |
| 130 | $this->linkTargetLookup = $linkTargetLookup; |
| 131 | $this->tempCollations = []; |
| 132 | foreach ( $tempCollations as $info ) { |
| 133 | $this->tempCollations[$info['table']] = $info; |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | /** |
| 138 | * Set the ParserOutput object to be used in new and existing objects. |
| 139 | * |
| 140 | * @param ParserOutput $parserOutput |
| 141 | */ |
| 142 | public function setParserOutput( ParserOutput $parserOutput ) { |
| 143 | $this->parserOutput = $parserOutput; |
| 144 | foreach ( $this->tables as $table ) { |
| 145 | $table->setParserOutput( $parserOutput ); |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * Set the original title in the case of a page move. |
| 151 | * |
| 152 | * @param PageReference $oldPage |
| 153 | */ |
| 154 | public function setMoveDetails( PageReference $oldPage ) { |
| 155 | $this->movedPage = $oldPage; |
| 156 | foreach ( $this->tables as $table ) { |
| 157 | $table->setMoveDetails( $oldPage ); |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | /** |
| 162 | * Set the transaction ticket to be used in new and existing objects. |
| 163 | * |
| 164 | * @param mixed $ticket |
| 165 | */ |
| 166 | public function setTransactionTicket( $ticket ) { |
| 167 | $this->ticket = $ticket; |
| 168 | foreach ( $this->tables as $table ) { |
| 169 | $table->setTransactionTicket( $ticket ); |
| 170 | } |
| 171 | } |
| 172 | |
| 173 | /** |
| 174 | * Set the revision to be used in new and existing objects. |
| 175 | * |
| 176 | * @param RevisionRecord $revision |
| 177 | */ |
| 178 | public function setRevision( RevisionRecord $revision ) { |
| 179 | $this->revision = $revision; |
| 180 | foreach ( $this->tables as $table ) { |
| 181 | $table->setRevision( $revision ); |
| 182 | } |
| 183 | } |
| 184 | |
| 185 | /** |
| 186 | * Set the strict test mode |
| 187 | * |
| 188 | * @param bool $mode |
| 189 | */ |
| 190 | public function setStrictTestMode( $mode = true ) { |
| 191 | foreach ( $this->getAll() as $table ) { |
| 192 | $table->setStrictTestMode( $mode ); |
| 193 | } |
| 194 | } |
| 195 | |
| 196 | /** |
| 197 | * Get the spec array for a given table. |
| 198 | * |
| 199 | * @param string $tableName |
| 200 | * @return array |
| 201 | */ |
| 202 | private function getSpec( $tableName ) { |
| 203 | if ( isset( self::CORE_LIST[$tableName] ) ) { |
| 204 | $spec = self::CORE_LIST[$tableName]; |
| 205 | return $this->addCollationArgs( $spec, $tableName, false ); |
| 206 | } |
| 207 | if ( isset( $this->tempCollations[$tableName] ) ) { |
| 208 | $info = $this->tempCollations[$tableName]; |
| 209 | $spec = self::CORE_LIST['categorylinks']; |
| 210 | return $this->addCollationArgs( $spec, $tableName, true, $info ); |
| 211 | } |
| 212 | throw new InvalidArgumentException( |
| 213 | __CLASS__ . ": unknown table name \"$tableName\"" ); |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * Add extra args to the spec of a table that needs collation information |
| 218 | * |
| 219 | * @param array $spec |
| 220 | * @param string $tableName |
| 221 | * @param bool $isTempTable |
| 222 | * @param array $info Temporary collation info |
| 223 | * @return array ObjectFactory spec |
| 224 | */ |
| 225 | private function addCollationArgs( $spec, $tableName, $isTempTable, $info = [] ) { |
| 226 | if ( isset( $spec['needCollation'] ) ) { |
| 227 | if ( isset( $info['collation'] ) ) { |
| 228 | $collation = $this->collationFactory->makeCollation( $info['collation'] ); |
| 229 | $collationName = $info['fakeCollation'] ?? $info['collation']; |
| 230 | } else { |
| 231 | $collation = $this->collationFactory->getCategoryCollation(); |
| 232 | $collationName = $this->collationFactory->getDefaultCollationName(); |
| 233 | } |
| 234 | $spec['args'] = [ |
| 235 | $collation, |
| 236 | $info['fakeCollation'] ?? $collationName, |
| 237 | $tableName, |
| 238 | $isTempTable |
| 239 | ]; |
| 240 | unset( $spec['needCollation'] ); |
| 241 | } |
| 242 | return $spec; |
| 243 | } |
| 244 | |
| 245 | /** |
| 246 | * Get a LinksTable for a given table. |
| 247 | * |
| 248 | * @param string $tableName |
| 249 | * @return LinksTable |
| 250 | */ |
| 251 | public function get( $tableName ) { |
| 252 | if ( !isset( $this->tables[$tableName] ) ) { |
| 253 | $spec = $this->getSpec( $tableName ); |
| 254 | if ( isset( $spec['serviceOptions'] ) ) { |
| 255 | $config = MediaWikiServices::getInstance()->getMainConfig(); |
| 256 | $extraArgs = [ new ServiceOptions( $spec['serviceOptions'], $config ) ]; |
| 257 | unset( $spec['serviceOptions'] ); |
| 258 | } else { |
| 259 | $extraArgs = []; |
| 260 | } |
| 261 | /** @var LinksTable $table */ |
| 262 | $table = $this->objectFactory->createObject( $spec, [ 'extraArgs' => $extraArgs ] ); |
| 263 | $table->injectBaseDependencies( |
| 264 | $this->lbFactory, |
| 265 | $this->linkTargetLookup, |
| 266 | $this->page, |
| 267 | $this->batchSize |
| 268 | ); |
| 269 | if ( $this->parserOutput ) { |
| 270 | $table->setParserOutput( $this->parserOutput ); |
| 271 | } |
| 272 | if ( $this->movedPage ) { |
| 273 | $table->setMoveDetails( $this->movedPage ); |
| 274 | } |
| 275 | if ( $this->ticket ) { |
| 276 | $table->setTransactionTicket( $this->ticket ); |
| 277 | } |
| 278 | if ( $this->revision ) { |
| 279 | $table->setRevision( $this->revision ); |
| 280 | } |
| 281 | $this->tables[$tableName] = $table; |
| 282 | } |
| 283 | return $this->tables[$tableName]; |
| 284 | } |
| 285 | |
| 286 | /** |
| 287 | * Get LinksTable objects for all known links tables. |
| 288 | * @return iterable<LinksTable> |
| 289 | */ |
| 290 | public function getAll() { |
| 291 | foreach ( self::CORE_LIST as $tableName => $spec ) { |
| 292 | yield $this->get( $tableName ); |
| 293 | } |
| 294 | foreach ( $this->tempCollations as $tableName => $collation ) { |
| 295 | yield $this->get( $tableName ); |
| 296 | } |
| 297 | } |
| 298 | } |