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| 1 | <?php |
| 2 | /** |
| 3 | * @license GPL-2.0-or-later |
| 4 | * @file |
| 5 | */ |
| 6 | |
| 7 | namespace MediaWiki\Specials; |
| 8 | |
| 9 | use MediaWiki\Html\Html; |
| 10 | use MediaWiki\MainConfigNames; |
| 11 | use MediaWiki\MediaWikiServices; |
| 12 | use MediaWiki\Output\OutputPage; |
| 13 | use MediaWiki\Page\LinkBatchFactory; |
| 14 | use MediaWiki\Skin\Skin; |
| 15 | use MediaWiki\SpecialPage\QueryPage; |
| 16 | use MediaWiki\SpecialPage\SpecialPage; |
| 17 | use Wikimedia\Mime\MimeAnalyzer; |
| 18 | use Wikimedia\Rdbms\IConnectionProvider; |
| 19 | use Wikimedia\Rdbms\IReadableDatabase; |
| 20 | use Wikimedia\Rdbms\IResultWrapper; |
| 21 | |
| 22 | /** |
| 23 | * Implements Special:MediaStatistics |
| 24 | * |
| 25 | * @ingroup SpecialPage |
| 26 | * @author Brian Wolff |
| 27 | */ |
| 28 | class SpecialMediaStatistics extends QueryPage { |
| 29 | |
| 30 | public const MAX_LIMIT = 5000; |
| 31 | |
| 32 | protected int $totalCount = 0; |
| 33 | protected int $totalBytes = 0; |
| 34 | |
| 35 | /** |
| 36 | * @var int Combined file size of all files in a section |
| 37 | */ |
| 38 | protected $totalPerType = 0; |
| 39 | |
| 40 | /** |
| 41 | * @var int Combined file count of all files in a section |
| 42 | */ |
| 43 | protected $countPerType = 0; |
| 44 | |
| 45 | /** |
| 46 | * @var int Combined file size of all files |
| 47 | */ |
| 48 | protected $totalSize = 0; |
| 49 | |
| 50 | private readonly int $migrationStage; |
| 51 | |
| 52 | public function __construct( |
| 53 | private readonly MimeAnalyzer $mimeAnalyzer, |
| 54 | IConnectionProvider $dbProvider, |
| 55 | LinkBatchFactory $linkBatchFactory |
| 56 | ) { |
| 57 | parent::__construct( 'MediaStatistics' ); |
| 58 | // Generally speaking there is only a small number of file types, |
| 59 | // so just show all of them. |
| 60 | $this->limit = self::MAX_LIMIT; |
| 61 | $this->shownavigation = false; |
| 62 | $this->setDatabaseProvider( $dbProvider ); |
| 63 | $this->setLinkBatchFactory( $linkBatchFactory ); |
| 64 | $this->migrationStage = MediaWikiServices::getInstance()->getMainConfig()->get( |
| 65 | MainConfigNames::FileSchemaMigrationStage |
| 66 | ); |
| 67 | } |
| 68 | |
| 69 | /** @inheritDoc */ |
| 70 | public function isExpensive() { |
| 71 | return true; |
| 72 | } |
| 73 | |
| 74 | /** |
| 75 | * Query to do. |
| 76 | * |
| 77 | * This abuses the query cache table by storing mime types as "titles". |
| 78 | * |
| 79 | * This will store entries like [[Media:BITMAP;image/jpeg;200;20000]] |
| 80 | * where the form is Media type;mime type;count;bytes. |
| 81 | * |
| 82 | * This relies on the behaviour that when value is tied, the order things |
| 83 | * come out of querycache table is the order they went in. Which is hacky. |
| 84 | * However, other special pages like Special:Deadendpages and |
| 85 | * Special:BrokenRedirects also rely on this. |
| 86 | * @return array |
| 87 | */ |
| 88 | public function getQueryInfo() { |
| 89 | $dbr = $this->getDatabaseProvider()->getReplicaDatabase(); |
| 90 | if ( $this->migrationStage & SCHEMA_COMPAT_READ_OLD ) { |
| 91 | $fakeTitle = $dbr->buildConcat( [ |
| 92 | 'img_media_type', |
| 93 | $dbr->addQuotes( ';' ), |
| 94 | 'img_major_mime', |
| 95 | $dbr->addQuotes( '/' ), |
| 96 | 'img_minor_mime', |
| 97 | $dbr->addQuotes( ';' ), |
| 98 | $dbr->buildStringCast( 'COUNT(*)' ), |
| 99 | $dbr->addQuotes( ';' ), |
| 100 | $dbr->buildStringCast( 'SUM( img_size )' ) |
| 101 | ] ); |
| 102 | return [ |
| 103 | 'tables' => [ 'image' ], |
| 104 | 'fields' => [ |
| 105 | 'title' => $fakeTitle, |
| 106 | 'namespace' => NS_MEDIA, /* needs to be something */ |
| 107 | 'value' => '1' |
| 108 | ], |
| 109 | 'options' => [ |
| 110 | 'GROUP BY' => [ |
| 111 | 'img_media_type', |
| 112 | 'img_major_mime', |
| 113 | 'img_minor_mime', |
| 114 | ] |
| 115 | ] |
| 116 | ]; |
| 117 | } else { |
| 118 | $fakeTitle = $dbr->buildConcat( [ |
| 119 | 'ft_media_type', |
| 120 | $dbr->addQuotes( ';' ), |
| 121 | 'ft_major_mime', |
| 122 | $dbr->addQuotes( '/' ), |
| 123 | 'ft_minor_mime', |
| 124 | $dbr->addQuotes( ';' ), |
| 125 | $dbr->buildStringCast( 'COUNT(*)' ), |
| 126 | $dbr->addQuotes( ';' ), |
| 127 | $dbr->buildStringCast( 'SUM( fr_size )' ) |
| 128 | ] ); |
| 129 | return [ |
| 130 | 'tables' => [ 'file', 'filetypes', 'filerevision' ], |
| 131 | 'fields' => [ |
| 132 | 'title' => $fakeTitle, |
| 133 | 'namespace' => NS_MEDIA, /* needs to be something */ |
| 134 | 'value' => '1' |
| 135 | ], |
| 136 | 'conds' => [ |
| 137 | 'file_deleted' => 0 |
| 138 | ], |
| 139 | 'options' => [ |
| 140 | 'GROUP BY' => [ |
| 141 | 'file_type', |
| 142 | 'ft_media_type', |
| 143 | 'ft_major_mime', |
| 144 | 'ft_minor_mime' |
| 145 | ] |
| 146 | ], |
| 147 | 'join_conds' => [ |
| 148 | 'filetypes' => [ 'JOIN', 'file_type = ft_id' ], |
| 149 | 'filerevision' => [ 'JOIN', 'file_latest = fr_id' ] |
| 150 | ] |
| 151 | ]; |
| 152 | } |
| 153 | } |
| 154 | |
| 155 | /** |
| 156 | * How to sort the results |
| 157 | * |
| 158 | * It's important that img_media_type come first, otherwise the |
| 159 | * tables will be fragmented. |
| 160 | * @return array Fields to sort by |
| 161 | */ |
| 162 | protected function getOrderFields() { |
| 163 | if ( $this->migrationStage & SCHEMA_COMPAT_READ_OLD ) { |
| 164 | return [ 'img_media_type', 'count(*)', 'img_major_mime', 'img_minor_mime' ]; |
| 165 | } else { |
| 166 | return [ 'file_type', 'count(*)', 'ft_media_type', 'ft_major_mime', 'ft_minor_mime' ]; |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | /** |
| 171 | * Output the results of the query. |
| 172 | * |
| 173 | * @param OutputPage $out |
| 174 | * @param Skin $skin (deprecated presumably) |
| 175 | * @param IReadableDatabase $dbr |
| 176 | * @param IResultWrapper $res Results from query |
| 177 | * @param int $num Number of results |
| 178 | * @param int $offset Paging offset (Should always be 0 in our case) |
| 179 | */ |
| 180 | protected function outputResults( $out, $skin, $dbr, $res, $num, $offset ) { |
| 181 | $prevMediaType = null; |
| 182 | foreach ( $res as $row ) { |
| 183 | $mediaStats = $this->splitFakeTitle( $row->title ); |
| 184 | if ( count( $mediaStats ) < 4 ) { |
| 185 | continue; |
| 186 | } |
| 187 | [ $mediaType, $mime, $totalCount, $totalBytes ] = $mediaStats; |
| 188 | if ( $prevMediaType !== $mediaType ) { |
| 189 | if ( $prevMediaType !== null ) { |
| 190 | // We're not at beginning, so we have to |
| 191 | // close the previous table. |
| 192 | $this->outputTableEnd(); |
| 193 | } |
| 194 | $this->outputMediaType( $mediaType ); |
| 195 | $this->totalPerType = 0; |
| 196 | $this->countPerType = 0; |
| 197 | $this->outputTableStart( $mediaType ); |
| 198 | $prevMediaType = $mediaType; |
| 199 | } |
| 200 | $this->outputTableRow( $mime, intval( $totalCount ), intval( $totalBytes ) ); |
| 201 | } |
| 202 | if ( $prevMediaType !== null ) { |
| 203 | $this->outputTableEnd(); |
| 204 | // add total size of all files |
| 205 | $this->outputMediaType( 'total' ); |
| 206 | $this->getOutput()->addWikiTextAsInterface( |
| 207 | $this->msg( 'mediastatistics-allbytes' ) |
| 208 | ->numParams( $this->totalSize ) |
| 209 | ->sizeParams( $this->totalSize ) |
| 210 | ->numParams( $this->totalCount ) |
| 211 | ->text() |
| 212 | ); |
| 213 | } |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * Output closing </table> |
| 218 | */ |
| 219 | protected function outputTableEnd() { |
| 220 | $this->getOutput()->addHTML( |
| 221 | Html::closeElement( 'tbody' ) . |
| 222 | Html::closeElement( 'table' ) |
| 223 | ); |
| 224 | $this->getOutput()->addWikiTextAsInterface( |
| 225 | $this->msg( 'mediastatistics-bytespertype' ) |
| 226 | ->numParams( $this->totalPerType ) |
| 227 | ->sizeParams( $this->totalPerType ) |
| 228 | ->numParams( $this->makePercentPretty( $this->totalPerType / $this->totalBytes ) ) |
| 229 | ->numParams( $this->countPerType ) |
| 230 | ->numParams( $this->makePercentPretty( $this->countPerType / $this->totalCount ) ) |
| 231 | ->text() |
| 232 | ); |
| 233 | $this->totalSize += $this->totalPerType; |
| 234 | } |
| 235 | |
| 236 | /** |
| 237 | * Output a row of the stats table |
| 238 | * |
| 239 | * @param string $mime mime type (e.g. image/jpeg) |
| 240 | * @param int $count Number of images of this type |
| 241 | * @param int $bytes Total space for images of this type |
| 242 | */ |
| 243 | protected function outputTableRow( $mime, $count, $bytes ) { |
| 244 | $mimeSearch = SpecialPage::getTitleFor( 'MIMEsearch', $mime ); |
| 245 | $linkRenderer = $this->getLinkRenderer(); |
| 246 | $row = Html::rawElement( |
| 247 | 'td', |
| 248 | [], |
| 249 | $linkRenderer->makeLink( $mimeSearch, $mime ) |
| 250 | ); |
| 251 | $row .= Html::rawElement( |
| 252 | 'td', |
| 253 | [], |
| 254 | $this->getExtensionList( $mime ) |
| 255 | ); |
| 256 | $row .= Html::rawElement( |
| 257 | 'td', |
| 258 | // Make sure js sorts it in numeric order |
| 259 | [ 'data-sort-value' => $count ], |
| 260 | $this->msg( 'mediastatistics-nfiles' ) |
| 261 | ->numParams( $count ) |
| 262 | /** @todo Check to be sure this really should have number formatting */ |
| 263 | ->numParams( $this->makePercentPretty( $count / $this->totalCount ) ) |
| 264 | ->parse() |
| 265 | ); |
| 266 | $row .= Html::rawElement( |
| 267 | 'td', |
| 268 | // Make sure js sorts it in numeric order |
| 269 | [ 'data-sort-value' => $bytes ], |
| 270 | $this->msg( 'mediastatistics-nbytes' ) |
| 271 | ->numParams( $bytes ) |
| 272 | ->sizeParams( $bytes ) |
| 273 | /** @todo Check to be sure this really should have number formatting */ |
| 274 | ->numParams( $this->makePercentPretty( $bytes / $this->totalBytes ) ) |
| 275 | ->parse() |
| 276 | ); |
| 277 | $this->totalPerType += $bytes; |
| 278 | $this->countPerType += $count; |
| 279 | $this->getOutput()->addHTML( Html::rawElement( 'tr', [], $row ) ); |
| 280 | } |
| 281 | |
| 282 | /** |
| 283 | * @param float $decimal A decimal percentage (ie for 12.3%, this would be 0.123) |
| 284 | * @return string The percentage formatted so that 3 significant digits are shown. |
| 285 | */ |
| 286 | protected function makePercentPretty( $decimal ) { |
| 287 | $decimal *= 100; |
| 288 | // Always show three useful digits |
| 289 | if ( $decimal == 0 ) { |
| 290 | return '0'; |
| 291 | } |
| 292 | if ( $decimal >= 100 ) { |
| 293 | return '100'; |
| 294 | } |
| 295 | $percent = sprintf( "%." . max( 0, 2 - floor( log10( $decimal ) ) ) . "f", $decimal ); |
| 296 | // Then remove any trailing 0's |
| 297 | return preg_replace( '/\.?0*$/', '', $percent ); |
| 298 | } |
| 299 | |
| 300 | /** |
| 301 | * Given a mime type, return a comma separated list of allowed extensions. |
| 302 | * |
| 303 | * @param string $mime mime type |
| 304 | * @return string Comma separated list of allowed extensions (e.g. ".ogg, .oga") |
| 305 | */ |
| 306 | private function getExtensionList( $mime ) { |
| 307 | $exts = $this->mimeAnalyzer->getExtensionsFromMimeType( $mime ); |
| 308 | if ( !$exts ) { |
| 309 | return ''; |
| 310 | } |
| 311 | foreach ( $exts as &$ext ) { |
| 312 | $ext = htmlspecialchars( '.' . $ext ); |
| 313 | } |
| 314 | |
| 315 | return $this->getLanguage()->commaList( $exts ); |
| 316 | } |
| 317 | |
| 318 | /** |
| 319 | * Output the start of the table |
| 320 | * |
| 321 | * Including opening <table>, and first <tr> with column headers. |
| 322 | * @param string $mediaType |
| 323 | */ |
| 324 | protected function outputTableStart( $mediaType ) { |
| 325 | $out = $this->getOutput(); |
| 326 | $out->addModuleStyles( 'jquery.tablesorter.styles' ); |
| 327 | $out->addModules( 'jquery.tablesorter' ); |
| 328 | $out->addHTML( |
| 329 | Html::openElement( |
| 330 | 'table', |
| 331 | [ 'class' => [ |
| 332 | 'mw-mediastats-table', |
| 333 | 'mw-mediastats-table-' . strtolower( $mediaType ), |
| 334 | 'sortable', |
| 335 | 'wikitable' |
| 336 | ] ] |
| 337 | ) . |
| 338 | Html::rawElement( 'thead', [], $this->getTableHeaderRow() ) . |
| 339 | Html::openElement( 'tbody' ) |
| 340 | ); |
| 341 | } |
| 342 | |
| 343 | /** |
| 344 | * Get (not output) the header row for the table |
| 345 | * |
| 346 | * @return string The header row of the table |
| 347 | */ |
| 348 | protected function getTableHeaderRow() { |
| 349 | $headers = [ 'mimetype', 'extensions', 'count', 'totalbytes' ]; |
| 350 | $ths = ''; |
| 351 | foreach ( $headers as $header ) { |
| 352 | $ths .= Html::rawElement( |
| 353 | 'th', |
| 354 | [], |
| 355 | // for grep: |
| 356 | // mediastatistics-table-mimetype, mediastatistics-table-extensions |
| 357 | // mediastatistics-table-count, mediastatistics-table-totalbytes |
| 358 | $this->msg( 'mediastatistics-table-' . $header )->parse() |
| 359 | ); |
| 360 | } |
| 361 | return Html::rawElement( 'tr', [], $ths ); |
| 362 | } |
| 363 | |
| 364 | /** |
| 365 | * Output a header for a new media type section |
| 366 | * |
| 367 | * @param string $mediaType A media type (e.g. from the MEDIATYPE_xxx constants) |
| 368 | */ |
| 369 | protected function outputMediaType( $mediaType ) { |
| 370 | $this->getOutput()->addHTML( |
| 371 | Html::element( |
| 372 | 'h2', |
| 373 | [ 'class' => [ |
| 374 | 'mw-mediastats-mediatype', |
| 375 | 'mw-mediastats-mediatype-' . strtolower( $mediaType ) |
| 376 | ] ], |
| 377 | // for grep |
| 378 | // mediastatistics-header-unknown, mediastatistics-header-bitmap, |
| 379 | // mediastatistics-header-drawing, mediastatistics-header-audio, |
| 380 | // mediastatistics-header-video, mediastatistics-header-multimedia, |
| 381 | // mediastatistics-header-office, mediastatistics-header-text, |
| 382 | // mediastatistics-header-executable, mediastatistics-header-archive, |
| 383 | // mediastatistics-header-3d, |
| 384 | $this->msg( 'mediastatistics-header-' . strtolower( $mediaType ) )->text() |
| 385 | ) |
| 386 | ); |
| 387 | /** @todo Possibly could add a message here explaining what the different types are. |
| 388 | * not sure if it is needed though. |
| 389 | */ |
| 390 | } |
| 391 | |
| 392 | /** |
| 393 | * parse the fake title format that this special page abuses querycache with. |
| 394 | * |
| 395 | * @param string $fakeTitle A string formatted as <media type>;<mime type>;<count>;<bytes> |
| 396 | * @return array The constituent parts of $fakeTitle |
| 397 | */ |
| 398 | private function splitFakeTitle( $fakeTitle ) { |
| 399 | return explode( ';', $fakeTitle, 4 ); |
| 400 | } |
| 401 | |
| 402 | /** |
| 403 | * What group to put the page in |
| 404 | * @return string |
| 405 | */ |
| 406 | protected function getGroupName() { |
| 407 | return 'media'; |
| 408 | } |
| 409 | |
| 410 | /** @inheritDoc */ |
| 411 | public function formatResult( $skin, $result ) { |
| 412 | return false; |
| 413 | } |
| 414 | |
| 415 | /** |
| 416 | * Initialize total values so we can figure out percentages later. |
| 417 | * |
| 418 | * @param IReadableDatabase $dbr |
| 419 | * @param IResultWrapper $res |
| 420 | */ |
| 421 | public function preprocessResults( $dbr, $res ) { |
| 422 | $this->executeLBFromResultWrapper( $res ); |
| 423 | $this->totalCount = $this->totalBytes = 0; |
| 424 | foreach ( $res as $row ) { |
| 425 | $mediaStats = $this->splitFakeTitle( $row->title ); |
| 426 | $this->totalCount += $mediaStats[2] ?? 0; |
| 427 | $this->totalBytes += $mediaStats[3] ?? 0; |
| 428 | } |
| 429 | $res->seek( 0 ); |
| 430 | } |
| 431 | } |
| 432 | |
| 433 | /** |
| 434 | * Retain the old class name for backwards compatibility. |
| 435 | * @deprecated since 1.41 |
| 436 | */ |
| 437 | class_alias( SpecialMediaStatistics::class, 'SpecialMediaStatistics' ); |