MediaWiki  master
ImagePage.php
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1 <?php
25 
31 class ImagePage extends Article {
33  private $displayImg;
34 
36  private $repo;
37 
39  private $fileLoaded;
40 
42  protected $mExtraDescription = false;
43 
47  protected $mPage;
48 
53  protected function newPage( Title $title ) {
54  // Overload mPage with a file-specific page
55  return new WikiFilePage( $title );
56  }
57 
62  public function setFile( $file ) {
63  $this->mPage->setFile( $file );
64  $this->displayImg = $file;
65  $this->fileLoaded = true;
66  }
67 
68  protected function loadFile() {
69  if ( $this->fileLoaded ) {
70  return;
71  }
72  $this->fileLoaded = true;
73 
74  $this->displayImg = $img = false;
75 
76  Hooks::run( 'ImagePageFindFile', [ $this, &$img, &$this->displayImg ] );
77  if ( !$img ) { // not set by hook?
78  $services = MediaWikiServices::getInstance();
79  $img = $services->getRepoGroup()->findFile( $this->getTitle() );
80  if ( !$img ) {
81  $img = $services->getRepoGroup()->getLocalRepo()->newFile( $this->getTitle() );
82  }
83  }
84  $this->mPage->setFile( $img );
85  if ( !$this->displayImg ) { // not set by hook?
86  $this->displayImg = $img;
87  }
88  $this->repo = $img->getRepo();
89  }
90 
91  public function view() {
92  global $wgShowEXIF;
93 
94  // For action=render, include body text only; none of the image extras
95  if ( $this->viewIsRenderAction ) {
96  parent::view();
97  return;
98  }
99 
100  $out = $this->getContext()->getOutput();
101  $request = $this->getContext()->getRequest();
102  $diff = $request->getVal( 'diff' );
103  $diffOnly = $request->getBool(
104  'diffonly',
105  $this->getContext()->getUser()->getOption( 'diffonly' )
106  );
107 
108  if ( $this->getTitle()->getNamespace() != NS_FILE || ( $diff !== null && $diffOnly ) ) {
109  parent::view();
110  return;
111  }
112 
113  $this->loadFile();
114 
115  if ( $this->getTitle()->getNamespace() == NS_FILE && $this->mPage->getFile()->getRedirected() ) {
116  if ( $this->getTitle()->getDBkey() == $this->mPage->getFile()->getName() || $diff !== null ) {
117  $request->setVal( 'diffonly', 'true' );
118  }
119 
120  parent::view();
121  return;
122  }
123 
124  if ( $wgShowEXIF && $this->displayImg->exists() ) {
125  // @todo FIXME: Bad interface, see note on MediaHandler::formatMetadata().
126  $formattedMetadata = $this->displayImg->formatMetadata( $this->getContext() );
127  $showmeta = $formattedMetadata !== false;
128  } else {
129  $showmeta = false;
130  }
131 
132  if ( !$diff && $this->displayImg->exists() ) {
133  $out->addHTML( $this->showTOC( $showmeta ) );
134  }
135 
136  if ( !$diff ) {
137  $this->openShowImage();
138  }
139 
140  # No need to display noarticletext, we use our own message, output in openShowImage()
141  if ( $this->mPage->getId() ) {
142  # NS_FILE is in the user language, but this section (the actual wikitext)
143  # should be in page content language
144  $pageLang = $this->getTitle()->getPageViewLanguage();
145  $out->addHTML( Xml::openElement( 'div', [ 'id' => 'mw-imagepage-content',
146  'lang' => $pageLang->getHtmlCode(), 'dir' => $pageLang->getDir(),
147  'class' => 'mw-content-' . $pageLang->getDir() ] ) );
148 
149  parent::view();
150 
151  $out->addHTML( Xml::closeElement( 'div' ) );
152  } else {
153  # Just need to set the right headers
154  $out->setArticleFlag( true );
155  $out->setPageTitle( $this->getTitle()->getPrefixedText() );
156  $this->mPage->doViewUpdates( $this->getContext()->getUser(), $this->getOldID() );
157  }
158 
159  # Show shared description, if needed
160  if ( $this->mExtraDescription ) {
161  $fol = $this->getContext()->msg( 'shareddescriptionfollows' );
162  if ( !$fol->isDisabled() ) {
163  $out->addWikiTextAsInterface( $fol->plain() );
164  }
165  $out->addHTML( '<div id="shared-image-desc">' . $this->mExtraDescription . "</div>\n" );
166  }
167 
168  $this->closeShowImage();
169  $this->imageHistory();
170  // TODO: Cleanup the following
171 
172  $out->addHTML( Xml::element( 'h2',
173  [ 'id' => 'filelinks' ],
174  $this->getContext()->msg( 'imagelinks' )->text() ) . "\n" );
175  $this->imageDupes();
176  # @todo FIXME: For some freaky reason, we can't redirect to foreign images.
177  # Yet we return metadata about the target. Definitely an issue in the FileRepo
178  $this->imageLinks();
179 
180  # Allow extensions to add something after the image links
181  $html = '';
182  Hooks::run( 'ImagePageAfterImageLinks', [ $this, &$html ] );
183  if ( $html ) {
184  $out->addHTML( $html );
185  }
186 
187  if ( $showmeta ) {
188  $out->addHTML( Xml::element(
189  'h2',
190  [ 'id' => 'metadata' ],
191  $this->getContext()->msg( 'metadata' )->text() ) . "\n" );
192  $out->wrapWikiTextAsInterface(
193  'mw-imagepage-section-metadata',
194  $this->makeMetadataTable( $formattedMetadata )
195  );
196  $out->addModules( [ 'mediawiki.action.view.metadata' ] );
197  }
198 
199  // Add remote Filepage.css
200  if ( !$this->repo->isLocal() ) {
201  $css = $this->repo->getDescriptionStylesheetUrl();
202  if ( $css ) {
203  $out->addStyle( $css );
204  }
205  }
206 
207  $out->addModuleStyles( [
208  'filepage', // always show the local local Filepage.css, T31277
209  'mediawiki.action.view.filepage', // Add MediaWiki styles for a file page
210  ] );
211  }
212 
216  public function getDisplayedFile() {
217  $this->loadFile();
218  return $this->displayImg;
219  }
220 
227  protected function showTOC( $metadata ) {
228  $r = [
229  '<li><a href="#file">' . $this->getContext()->msg( 'file-anchor-link' )->escaped() . '</a></li>',
230  '<li><a href="#filehistory">' . $this->getContext()->msg( 'filehist' )->escaped() . '</a></li>',
231  '<li><a href="#filelinks">' . $this->getContext()->msg( 'imagelinks' )->escaped() . '</a></li>',
232  ];
233 
234  Hooks::run( 'ImagePageShowTOC', [ $this, &$r ] );
235 
236  if ( $metadata ) {
237  $r[] = '<li><a href="#metadata">' .
238  $this->getContext()->msg( 'metadata' )->escaped() .
239  '</a></li>';
240  }
241 
242  return '<ul id="filetoc">' . implode( "\n", $r ) . '</ul>';
243  }
244 
253  protected function makeMetadataTable( $metadata ) {
254  $r = $this->getContext()->msg( 'metadata-help' )->plain();
255  // Intial state is collapsed
256  // see filepage.css and mediawiki.action.view.metadata module.
257  $r .= "<table id=\"mw_metadata\" class=\"mw_metadata collapsed\">\n";
258  foreach ( $metadata as $type => $stuff ) {
259  foreach ( $stuff as $v ) {
260  $class = str_replace( ' ', '_', $v['id'] );
261  if ( $type == 'collapsed' ) {
262  $class .= ' mw-metadata-collapsible';
263  }
264  $r .= Html::rawElement( 'tr',
265  [ 'class' => $class ],
266  Html::rawElement( 'th', [], $v['name'] )
267  . Html::rawElement( 'td', [], $v['value'] )
268  );
269  }
270  }
271  $r .= "</table>\n";
272  return $r;
273  }
274 
285  $this->loadFile();
286  if ( $this->mPage->getFile() && !$this->mPage->getFile()->isLocal() && $this->getId() == 0 ) {
287  return new ParserOutput();
288  }
289  return parent::getEmptyPageParserOutput( $options );
290  }
291 
301  $handler = $file->getHandler();
302  if ( !$handler ) {
303  return null;
304  }
305 
306  $config = MediaWikiServices::getInstance()->getMainConfig();
307  $requestLanguage = $request->getVal( 'lang', $config->get( 'LanguageCode' ) );
308  if ( $handler->validateParam( 'lang', $requestLanguage ) ) {
309  return $file->getMatchedLanguage( $requestLanguage );
310  }
311 
312  return $handler->getDefaultRenderLanguage( $file );
313  }
314 
315  protected function openShowImage() {
317 
318  $this->loadFile();
319  $out = $this->getContext()->getOutput();
320  $user = $this->getContext()->getUser();
321  $lang = $this->getContext()->getLanguage();
322  $dirmark = $lang->getDirMarkEntity();
323  $request = $this->getContext()->getRequest();
324 
325  list( $maxWidth, $maxHeight ) = $this->getImageLimitsFromOption( $user, 'imagesize' );
326 
327  if ( $this->displayImg->exists() ) {
328  # image
329  $page = $request->getIntOrNull( 'page' );
330  if ( is_null( $page ) ) {
331  $params = [];
332  $page = 1;
333  } else {
334  $params = [ 'page' => $page ];
335  }
336 
337  $renderLang = $this->getLanguageForRendering( $request, $this->displayImg );
338  if ( !is_null( $renderLang ) ) {
339  $params['lang'] = $renderLang;
340  }
341 
342  $width_orig = $this->displayImg->getWidth( $page );
343  $width = $width_orig;
344  $height_orig = $this->displayImg->getHeight( $page );
345  $height = $height_orig;
346 
347  $filename = wfEscapeWikiText( $this->displayImg->getName() );
348  $linktext = $filename;
349 
350  // Avoid PHP 7.1 warning from passing $this by reference
351  $imagePage = $this;
352 
353  Hooks::run( 'ImageOpenShowImageInlineBefore', [ &$imagePage, &$out ] );
354 
355  if ( $this->displayImg->allowInlineDisplay() ) {
356  # image
357  # "Download high res version" link below the image
358  # $msgsize = $this->getContext()->msg( 'file-info-size', $width_orig, $height_orig,
359  # Language::formatSize( $this->displayImg->getSize() ), $mime )->escaped();
360  # We'll show a thumbnail of this image
361  if ( $width > $maxWidth || $height > $maxHeight || $this->displayImg->isVectorized() ) {
362  list( $width, $height ) = $this->getDisplayWidthHeight(
363  $maxWidth, $maxHeight, $width, $height
364  );
365  $linktext = $this->getContext()->msg( 'show-big-image' )->escaped();
366 
367  $thumbSizes = $this->getThumbSizes( $width_orig, $height_orig );
368  # Generate thumbnails or thumbnail links as needed...
369  $otherSizes = [];
370  foreach ( $thumbSizes as $size ) {
371  // We include a thumbnail size in the list, if it is
372  // less than or equal to the original size of the image
373  // asset ($width_orig/$height_orig). We also exclude
374  // the current thumbnail's size ($width/$height)
375  // since that is added to the message separately, so
376  // it can be denoted as the current size being shown.
377  // Vectorized images are limited by $wgSVGMaxSize big,
378  // so all thumbs less than or equal that are shown.
379  if ( ( ( $size[0] <= $width_orig && $size[1] <= $height_orig )
380  || ( $this->displayImg->isVectorized()
381  && max( $size[0], $size[1] ) <= $wgSVGMaxSize )
382  )
383  && $size[0] != $width && $size[1] != $height
384  ) {
385  $sizeLink = $this->makeSizeLink( $params, $size[0], $size[1] );
386  if ( $sizeLink ) {
387  $otherSizes[] = $sizeLink;
388  }
389  }
390  }
391  $otherSizes = array_unique( $otherSizes );
392 
393  $sizeLinkBigImagePreview = $this->makeSizeLink( $params, $width, $height );
394  $msgsmall = $this->getThumbPrevText( $params, $sizeLinkBigImagePreview );
395  if ( count( $otherSizes ) ) {
396  $msgsmall .= ' ' .
398  'span',
399  [ 'class' => 'mw-filepage-other-resolutions' ],
400  $this->getContext()->msg( 'show-big-image-other' )
401  ->rawParams( $lang->pipeList( $otherSizes ) )
402  ->params( count( $otherSizes ) )
403  ->parse()
404  );
405  }
406  } elseif ( $width == 0 && $height == 0 ) {
407  # Some sort of audio file that doesn't have dimensions
408  # Don't output a no hi res message for such a file
409  $msgsmall = '';
410  } else {
411  # Image is small enough to show full size on image page
412  $msgsmall = $this->getContext()->msg( 'file-nohires' )->parse();
413  }
414 
415  $params['width'] = $width;
416  $params['height'] = $height;
417  $thumbnail = $this->displayImg->transform( $params );
418  Linker::processResponsiveImages( $this->displayImg, $thumbnail, $params );
419 
420  $anchorclose = Html::rawElement(
421  'div',
422  [ 'class' => 'mw-filepage-resolutioninfo' ],
423  $msgsmall
424  );
425 
426  $isMulti = $this->displayImg->isMultipage() && $this->displayImg->pageCount() > 1;
427  if ( $isMulti ) {
428  $out->addModules( 'mediawiki.page.image.pagination' );
429  $out->addHTML( '<table class="multipageimage"><tr><td>' );
430  }
431 
432  if ( $thumbnail ) {
433  $options = [
434  'alt' => $this->displayImg->getTitle()->getPrefixedText(),
435  'file-link' => true,
436  ];
437  $out->addHTML( '<div class="fullImageLink" id="file">' .
438  $thumbnail->toHtml( $options ) .
439  $anchorclose . "</div>\n" );
440  }
441 
442  if ( $isMulti ) {
443  $count = $this->displayImg->pageCount();
444 
445  if ( $page > 1 ) {
446  $label = $this->getContext()->msg( 'imgmultipageprev' )->text();
447  // on the client side, this link is generated in ajaxifyPageNavigation()
448  // in the mediawiki.page.image.pagination module
450  $this->getTitle(),
451  htmlspecialchars( $label ),
452  [],
453  [ 'page' => $page - 1 ]
454  );
455  $thumb1 = Linker::makeThumbLinkObj(
456  $this->getTitle(),
457  $this->displayImg,
458  $link,
459  $label,
460  'none',
461  [ 'page' => $page - 1 ]
462  );
463  } else {
464  $thumb1 = '';
465  }
466 
467  if ( $page < $count ) {
468  $label = $this->getContext()->msg( 'imgmultipagenext' )->text();
470  $this->getTitle(),
471  htmlspecialchars( $label ),
472  [],
473  [ 'page' => $page + 1 ]
474  );
475  $thumb2 = Linker::makeThumbLinkObj(
476  $this->getTitle(),
477  $this->displayImg,
478  $link,
479  $label,
480  'none',
481  [ 'page' => $page + 1 ]
482  );
483  } else {
484  $thumb2 = '';
485  }
486 
487  global $wgScript;
488 
489  $formParams = [
490  'name' => 'pageselector',
491  'action' => $wgScript,
492  ];
493  $options = [];
494  for ( $i = 1; $i <= $count; $i++ ) {
495  $options[] = Xml::option( $lang->formatNum( $i ), $i, $i == $page );
496  }
497  $select = Xml::tags( 'select',
498  [ 'id' => 'pageselector', 'name' => 'page' ],
499  implode( "\n", $options ) );
500 
501  $out->addHTML(
502  '</td><td><div class="multipageimagenavbox">' .
503  Xml::openElement( 'form', $formParams ) .
504  Html::hidden( 'title', $this->getTitle()->getPrefixedDBkey() ) .
505  $this->getContext()->msg( 'imgmultigoto' )->rawParams( $select )->parse() .
506  $this->getContext()->msg( 'word-separator' )->escaped() .
507  Xml::submitButton( $this->getContext()->msg( 'imgmultigo' )->text() ) .
508  Xml::closeElement( 'form' ) .
509  "<hr />$thumb1\n$thumb2<br style=\"clear: both\" /></div></td></tr></table>"
510  );
511  }
512  } elseif ( $this->displayImg->isSafeFile() ) {
513  # if direct link is allowed but it's not a renderable image, show an icon.
514  $icon = $this->displayImg->iconThumb();
515 
516  $out->addHTML( '<div class="fullImageLink" id="file">' .
517  $icon->toHtml( [ 'file-link' => true ] ) .
518  "</div>\n" );
519  }
520 
521  $longDesc = $this->getContext()->msg( 'parentheses', $this->displayImg->getLongDesc() )->text();
522 
523  $handler = $this->displayImg->getHandler();
524 
525  // If this is a filetype with potential issues, warn the user.
526  if ( $handler ) {
527  $warningConfig = $handler->getWarningConfig( $this->displayImg );
528 
529  if ( $warningConfig !== null ) {
530  // The warning will be displayed via CSS and JavaScript.
531  // We just need to tell the client side what message to use.
532  $output = $this->getContext()->getOutput();
533  $output->addJsConfigVars( 'wgFileWarning', $warningConfig );
534  $output->addModules( $warningConfig['module'] );
535  $output->addModules( 'mediawiki.filewarning' );
536  }
537  }
538 
539  $medialink = "[[Media:$filename|$linktext]]";
540 
541  if ( !$this->displayImg->isSafeFile() ) {
542  $warning = $this->getContext()->msg( 'mediawarning' )->plain();
543  // dirmark is needed here to separate the file name, which
544  // most likely ends in Latin characters, from the description,
545  // which may begin with the file type. In RTL environment
546  // this will get messy.
547  // The dirmark, however, must not be immediately adjacent
548  // to the filename, because it can get copied with it.
549  // See T27277.
550  // phpcs:disable Generic.Files.LineLength
551  $out->wrapWikiTextAsInterface( 'fullMedia', <<<EOT
552 <span class="dangerousLink">{$medialink}</span> $dirmark<span class="fileInfo">$longDesc</span>
553 EOT
554  );
555  // phpcs:enable
556  $out->wrapWikiTextAsInterface( 'mediaWarning', $warning );
557  } else {
558  $out->wrapWikiTextAsInterface( 'fullMedia', <<<EOT
559 {$medialink} {$dirmark}<span class="fileInfo">$longDesc</span>
560 EOT
561  );
562  }
563 
564  $renderLangOptions = $this->displayImg->getAvailableLanguages();
565  if ( count( $renderLangOptions ) >= 1 ) {
566  $out->addHTML( $this->doRenderLangOpt( $renderLangOptions, $renderLang ) );
567  }
568 
569  // Add cannot animate thumbnail warning
570  if ( !$this->displayImg->canAnimateThumbIfAppropriate() ) {
571  // Include the extension so wiki admins can
572  // customize it on a per file-type basis
573  // (aka say things like use format X instead).
574  // additionally have a specific message for
575  // file-no-thumb-animation-gif
576  $ext = $this->displayImg->getExtension();
577  $noAnimMesg = wfMessageFallback(
578  'file-no-thumb-animation-' . $ext,
579  'file-no-thumb-animation'
580  )->plain();
581 
582  $out->wrapWikiTextAsInterface( 'mw-noanimatethumb', $noAnimMesg );
583  }
584 
585  if ( !$this->displayImg->isLocal() ) {
586  $this->printSharedImageText();
587  }
588  } else {
589  # Image does not exist
590  if ( !$this->getId() ) {
591  $dbr = wfGetDB( DB_REPLICA );
592 
593  # No article exists either
594  # Show deletion log to be consistent with normal articles
596  $out,
597  [ 'delete', 'move', 'protect' ],
598  $this->getTitle()->getPrefixedText(),
599  '',
600  [ 'lim' => 10,
601  'conds' => [ 'log_action != ' . $dbr->addQuotes( 'revision' ) ],
602  'showIfEmpty' => false,
603  'msgKey' => [ 'moveddeleted-notice' ]
604  ]
605  );
606  }
607 
608  if ( $wgEnableUploads && $user->isAllowed( 'upload' ) ) {
609  // Only show an upload link if the user can upload
610  $uploadTitle = SpecialPage::getTitleFor( 'Upload' );
611  $nofile = [
612  'filepage-nofile-link',
613  $uploadTitle->getFullURL( [ 'wpDestFile' => $this->mPage->getFile()->getName() ] )
614  ];
615  } else {
616  $nofile = 'filepage-nofile';
617  }
618  // Note, if there is an image description page, but
619  // no image, then this setRobotPolicy is overridden
620  // by Article::View().
621  $out->setRobotPolicy( 'noindex,nofollow' );
622  $out->wrapWikiMsg( "<div id='mw-imagepage-nofile' class='plainlinks'>\n$1\n</div>", $nofile );
623  if ( !$this->getId() && $wgSend404Code ) {
624  // If there is no image, no shared image, and no description page,
625  // output a 404, to be consistent with Article::showMissingArticle.
626  $request->response()->statusHeader( 404 );
627  }
628  }
629  $out->setFileVersion( $this->displayImg );
630  }
631 
639  protected function getThumbPrevText( $params, $sizeLinkBigImagePreview ) {
640  if ( $sizeLinkBigImagePreview ) {
641  // Show a different message of preview is different format from original.
642  $previewTypeDiffers = false;
643  $origExt = $thumbExt = $this->displayImg->getExtension();
644  if ( $this->displayImg->getHandler() ) {
645  $origMime = $this->displayImg->getMimeType();
646  $typeParams = $params;
647  $this->displayImg->getHandler()->normaliseParams( $this->displayImg, $typeParams );
648  list( $thumbExt, $thumbMime ) = $this->displayImg->getHandler()->getThumbType(
649  $origExt, $origMime, $typeParams );
650  if ( $thumbMime !== $origMime ) {
651  $previewTypeDiffers = true;
652  }
653  }
654  if ( $previewTypeDiffers ) {
655  return $this->getContext()->msg( 'show-big-image-preview-differ' )->
656  rawParams( $sizeLinkBigImagePreview )->
657  params( strtoupper( $origExt ) )->
658  params( strtoupper( $thumbExt ) )->
659  parse();
660  } else {
661  return $this->getContext()->msg( 'show-big-image-preview' )->
662  rawParams( $sizeLinkBigImagePreview )->
663  parse();
664  }
665  } else {
666  return '';
667  }
668  }
669 
677  protected function makeSizeLink( $params, $width, $height ) {
678  $params['width'] = $width;
679  $params['height'] = $height;
680  $thumbnail = $this->displayImg->transform( $params );
681  if ( $thumbnail && !$thumbnail->isError() ) {
682  return Html::rawElement( 'a', [
683  'href' => $thumbnail->getUrl(),
684  'class' => 'mw-thumbnail-link'
685  ], $this->getContext()->msg( 'show-big-image-size' )->numParams(
686  $thumbnail->getWidth(), $thumbnail->getHeight()
687  )->parse() );
688  } else {
689  return '';
690  }
691  }
692 
696  protected function printSharedImageText() {
697  $out = $this->getContext()->getOutput();
698  $this->loadFile();
699 
700  $descUrl = $this->mPage->getFile()->getDescriptionUrl();
701  $descText = $this->mPage->getFile()->getDescriptionText( $this->getContext()->getLanguage() );
702 
703  /* Add canonical to head if there is no local page for this shared file */
704  if ( $descUrl && $this->mPage->getId() == 0 ) {
705  $out->setCanonicalUrl( $descUrl );
706  }
707 
708  $wrap = "<div class=\"sharedUploadNotice\">\n$1\n</div>\n";
709  $repo = $this->mPage->getFile()->getRepo()->getDisplayName();
710 
711  if ( $descUrl &&
712  $descText &&
713  $this->getContext()->msg( 'sharedupload-desc-here' )->plain() !== '-'
714  ) {
715  $out->wrapWikiMsg( $wrap, [ 'sharedupload-desc-here', $repo, $descUrl ] );
716  } elseif ( $descUrl &&
717  $this->getContext()->msg( 'sharedupload-desc-there' )->plain() !== '-'
718  ) {
719  $out->wrapWikiMsg( $wrap, [ 'sharedupload-desc-there', $repo, $descUrl ] );
720  } else {
721  $out->wrapWikiMsg( $wrap, [ 'sharedupload', $repo ], ''/*BACKCOMPAT*/ );
722  }
723 
724  if ( $descText ) {
725  $this->mExtraDescription = $descText;
726  }
727  }
728 
729  public function getUploadUrl() {
730  $this->loadFile();
731  $uploadTitle = SpecialPage::getTitleFor( 'Upload' );
732  return $uploadTitle->getFullURL( [
733  'wpDestFile' => $this->mPage->getFile()->getName(),
734  'wpForReUpload' => 1
735  ] );
736  }
737 
742  protected function uploadLinksBox() {
743  global $wgEnableUploads;
744 
745  if ( !$wgEnableUploads ) {
746  return;
747  }
748 
749  $this->loadFile();
750  if ( !$this->mPage->getFile()->isLocal() ) {
751  return;
752  }
753 
754  $out = $this->getContext()->getOutput();
755  $out->addHTML( "<ul>\n" );
756 
757  # "Upload a new version of this file" link
758  $canUpload = $this->getTitle()->quickUserCan( 'upload', $this->getContext()->getUser() );
759  if ( $canUpload && UploadBase::userCanReUpload(
760  $this->getContext()->getUser(),
761  $this->mPage->getFile() )
762  ) {
763  $ulink = Linker::makeExternalLink(
764  $this->getUploadUrl(),
765  $this->getContext()->msg( 'uploadnewversion-linktext' )->text()
766  );
767  $out->addHTML( "<li id=\"mw-imagepage-reupload-link\">"
768  . "<div class=\"plainlinks\">{$ulink}</div></li>\n" );
769  } else {
770  $out->addHTML( "<li id=\"mw-imagepage-upload-disallowed\">"
771  . $this->getContext()->msg( 'upload-disallowed-here' )->escaped() . "</li>\n" );
772  }
773 
774  $out->addHTML( "</ul>\n" );
775  }
776 
780  protected function closeShowImage() {
781  }
782 
787  protected function imageHistory() {
788  $this->loadFile();
789  $out = $this->getContext()->getOutput();
790  $pager = new ImageHistoryPseudoPager( $this );
791  $out->addHTML( $pager->getBody() );
792  $out->preventClickjacking( $pager->getPreventClickjacking() );
793 
794  $this->mPage->getFile()->resetHistory(); // free db resources
795 
796  # Exist check because we don't want to show this on pages where an image
797  # doesn't exist along with the noimage message, that would suck. -√¶var
798  if ( $this->mPage->getFile()->exists() ) {
799  $this->uploadLinksBox();
800  }
801  }
802 
808  protected function queryImageLinks( $target, $limit ) {
809  $dbr = wfGetDB( DB_REPLICA );
810 
811  return $dbr->select(
812  [ 'imagelinks', 'page' ],
813  [ 'page_namespace', 'page_title', 'il_to' ],
814  [ 'il_to' => $target, 'il_from = page_id' ],
815  __METHOD__,
816  [ 'LIMIT' => $limit + 1, 'ORDER BY' => 'il_from', ]
817  );
818  }
819 
820  protected function imageLinks() {
821  $limit = 100;
822 
823  $out = $this->getContext()->getOutput();
824 
825  $rows = [];
826  $redirects = [];
827  foreach ( $this->getTitle()->getRedirectsHere( NS_FILE ) as $redir ) {
828  $redirects[$redir->getDBkey()] = [];
829  $rows[] = (object)[
830  'page_namespace' => NS_FILE,
831  'page_title' => $redir->getDBkey(),
832  ];
833  }
834 
835  $res = $this->queryImageLinks( $this->getTitle()->getDBkey(), $limit + 1 );
836  foreach ( $res as $row ) {
837  $rows[] = $row;
838  }
839  $count = count( $rows );
840 
841  $hasMore = $count > $limit;
842  if ( !$hasMore && count( $redirects ) ) {
843  $res = $this->queryImageLinks( array_keys( $redirects ),
844  $limit - count( $rows ) + 1 );
845  foreach ( $res as $row ) {
846  $redirects[$row->il_to][] = $row;
847  $count++;
848  }
849  $hasMore = ( $res->numRows() + count( $rows ) ) > $limit;
850  }
851 
852  if ( $count == 0 ) {
853  $out->wrapWikiMsg(
854  Html::rawElement( 'div',
855  [ 'id' => 'mw-imagepage-nolinkstoimage' ], "\n$1\n" ),
856  'nolinkstoimage'
857  );
858  return;
859  }
860 
861  $out->addHTML( "<div id='mw-imagepage-section-linkstoimage'>\n" );
862  if ( !$hasMore ) {
863  $out->addWikiMsg( 'linkstoimage', $count );
864  } else {
865  // More links than the limit. Add a link to [[Special:Whatlinkshere]]
866  $out->addWikiMsg( 'linkstoimage-more',
867  $this->getContext()->getLanguage()->formatNum( $limit ),
868  $this->getTitle()->getPrefixedDBkey()
869  );
870  }
871 
872  $out->addHTML(
873  Html::openElement( 'ul',
874  [ 'class' => 'mw-imagepage-linkstoimage' ] ) . "\n"
875  );
876  $count = 0;
877 
878  // Sort the list by namespace:title
879  usort( $rows, [ $this, 'compare' ] );
880 
881  // Create links for every element
882  $currentCount = 0;
883  foreach ( $rows as $element ) {
884  $currentCount++;
885  if ( $currentCount > $limit ) {
886  break;
887  }
888 
889  $query = [];
890  # Add a redirect=no to make redirect pages reachable
891  if ( isset( $redirects[$element->page_title] ) ) {
892  $query['redirect'] = 'no';
893  }
895  Title::makeTitle( $element->page_namespace, $element->page_title ),
896  null, [], $query
897  );
898  if ( !isset( $redirects[$element->page_title] ) ) {
899  # No redirects
900  $liContents = $link;
901  } elseif ( count( $redirects[$element->page_title] ) === 0 ) {
902  # Redirect without usages
903  $liContents = $this->getContext()->msg( 'linkstoimage-redirect' )
904  ->rawParams( $link, '' )
905  ->parse();
906  } else {
907  # Redirect with usages
908  $li = '';
909  foreach ( $redirects[$element->page_title] as $row ) {
910  $currentCount++;
911  if ( $currentCount > $limit ) {
912  break;
913  }
914 
915  $link2 = Linker::linkKnown( Title::makeTitle( $row->page_namespace, $row->page_title ) );
916  $li .= Html::rawElement(
917  'li',
918  [ 'class' => 'mw-imagepage-linkstoimage-ns' . $element->page_namespace ],
919  $link2
920  ) . "\n";
921  }
922 
924  'ul',
925  [ 'class' => 'mw-imagepage-redirectstofile' ],
926  $li
927  ) . "\n";
928  $liContents = $this->getContext()->msg( 'linkstoimage-redirect' )->rawParams(
929  $link, $ul )->parse();
930  }
931  $out->addHTML( Html::rawElement(
932  'li',
933  [ 'class' => 'mw-imagepage-linkstoimage-ns' . $element->page_namespace ],
934  $liContents
935  ) . "\n"
936  );
937 
938  }
939  $out->addHTML( Html::closeElement( 'ul' ) . "\n" );
940  $res->free();
941 
942  // Add a links to [[Special:Whatlinkshere]]
943  if ( $count > $limit ) {
944  $out->addWikiMsg( 'morelinkstoimage', $this->getTitle()->getPrefixedDBkey() );
945  }
946  $out->addHTML( Html::closeElement( 'div' ) . "\n" );
947  }
948 
949  protected function imageDupes() {
950  $this->loadFile();
951  $out = $this->getContext()->getOutput();
952 
953  $dupes = $this->mPage->getDuplicates();
954  if ( count( $dupes ) == 0 ) {
955  return;
956  }
957 
958  $out->addHTML( "<div id='mw-imagepage-section-duplicates'>\n" );
959  $out->addWikiMsg( 'duplicatesoffile',
960  $this->getContext()->getLanguage()->formatNum( count( $dupes ) ), $this->getTitle()->getDBkey()
961  );
962  $out->addHTML( "<ul class='mw-imagepage-duplicates'>\n" );
963 
967  foreach ( $dupes as $file ) {
968  $fromSrc = '';
969  if ( $file->isLocal() ) {
970  $link = Linker::linkKnown( $file->getTitle() );
971  } else {
972  $link = Linker::makeExternalLink( $file->getDescriptionUrl(),
973  $file->getTitle()->getPrefixedText() );
974  $fromSrc = $this->getContext()->msg(
975  'shared-repo-from',
976  $file->getRepo()->getDisplayName()
977  )->escaped();
978  }
979  $out->addHTML( "<li>{$link} {$fromSrc}</li>\n" );
980  }
981  $out->addHTML( "</ul></div>\n" );
982  }
983 
987  public function delete() {
988  $file = $this->mPage->getFile();
989  if ( !$file->exists() || !$file->isLocal() || $file->getRedirected() ) {
990  // Standard article deletion
991  parent::delete();
992  return;
993  }
994 
995  $deleter = new FileDeleteForm( $file );
996  $deleter->execute();
997  }
998 
1004  function showError( $description ) {
1005  $out = $this->getContext()->getOutput();
1006  $out->setPageTitle( $this->getContext()->msg( 'internalerror' ) );
1007  $out->setRobotPolicy( 'noindex,nofollow' );
1008  $out->setArticleRelated( false );
1009  $out->enableClientCache( false );
1010  $out->addWikiTextAsInterface( $description );
1011  }
1012 
1021  protected function compare( $a, $b ) {
1022  return $a->page_namespace <=> $b->page_namespace
1023  ?: strcmp( $a->page_title, $b->page_title );
1024  }
1025 
1034  public function getImageLimitsFromOption( $user, $optionName ) {
1035  global $wgImageLimits;
1036 
1037  $option = $user->getIntOption( $optionName );
1038  if ( !isset( $wgImageLimits[$option] ) ) {
1039  $option = User::getDefaultOption( $optionName );
1040  }
1041 
1042  // The user offset might still be incorrect, specially if
1043  // $wgImageLimits got changed (see T10858).
1044  if ( !isset( $wgImageLimits[$option] ) ) {
1045  // Default to the first offset in $wgImageLimits
1046  $option = 0;
1047  }
1048 
1049  // if nothing is set, fallback to a hardcoded default
1050  return $wgImageLimits[$option] ?? [ 800, 600 ];
1051  }
1052 
1060  protected function doRenderLangOpt( array $langChoices, $renderLang ) {
1061  global $wgScript;
1062  $opts = '';
1063 
1064  $matchedRenderLang = $this->displayImg->getMatchedLanguage( $renderLang );
1065 
1066  foreach ( $langChoices as $lang ) {
1067  $opts .= $this->createXmlOptionStringForLanguage(
1068  $lang,
1069  $matchedRenderLang === $lang
1070  );
1071  }
1072 
1073  // Allow for the default case in an svg <switch> that is displayed if no
1074  // systemLanguage attribute matches
1075  $opts .= "\n" .
1076  Xml::option(
1077  $this->getContext()->msg( 'img-lang-default' )->text(),
1078  'und',
1079  is_null( $matchedRenderLang )
1080  );
1081 
1082  $select = Html::rawElement(
1083  'select',
1084  [ 'id' => 'mw-imglangselector', 'name' => 'lang' ],
1085  $opts
1086  );
1087  $submit = Xml::submitButton( $this->getContext()->msg( 'img-lang-go' )->text() );
1088 
1089  $formContents = $this->getContext()->msg( 'img-lang-info' )
1090  ->rawParams( $select, $submit )
1091  ->parse();
1092  $formContents .= Html::hidden( 'title', $this->getTitle()->getPrefixedDBkey() );
1093 
1094  $langSelectLine = Html::rawElement( 'div', [ 'id' => 'mw-imglangselector-line' ],
1095  Html::rawElement( 'form', [ 'action' => $wgScript ], $formContents )
1096  );
1097  return $langSelectLine;
1098  }
1099 
1105  private function createXmlOptionStringForLanguage( $lang, $selected ) {
1107  $name = Language::fetchLanguageName( $code, $this->getContext()->getLanguage()->getCode() );
1108  if ( $name !== '' ) {
1109  $display = $this->getContext()->msg( 'img-lang-opt', $code, $name )->text();
1110  } else {
1111  $display = $code;
1112  }
1113  return "\n" .
1114  Xml::option(
1115  $display,
1116  $lang,
1117  $selected
1118  );
1119  }
1120 
1135  protected function getDisplayWidthHeight( $maxWidth, $maxHeight, $width, $height ) {
1136  if ( !$maxWidth || !$maxHeight ) {
1137  // should never happen
1138  throw new MWException( 'Using a choice from $wgImageLimits that is 0x0' );
1139  }
1140 
1141  if ( !$width || !$height ) {
1142  return [ 0, 0 ];
1143  }
1144 
1145  # Calculate the thumbnail size.
1146  if ( $width <= $maxWidth && $height <= $maxHeight ) {
1147  // Vectorized image, do nothing.
1148  } elseif ( $width / $height >= $maxWidth / $maxHeight ) {
1149  # The limiting factor is the width, not the height.
1150  $height = round( $height * $maxWidth / $width );
1151  $width = $maxWidth;
1152  # Note that $height <= $maxHeight now.
1153  } else {
1154  $newwidth = floor( $width * $maxHeight / $height );
1155  $height = round( $height * $newwidth / $width );
1156  $width = $newwidth;
1157  # Note that $height <= $maxHeight now, but might not be identical
1158  # because of rounding.
1159  }
1160  return [ $width, $height ];
1161  }
1162 
1171  protected function getThumbSizes( $origWidth, $origHeight ) {
1172  global $wgImageLimits;
1173  if ( $this->displayImg->getRepo()->canTransformVia404() ) {
1174  $thumbSizes = $wgImageLimits;
1175  // Also include the full sized resolution in the list, so
1176  // that users know they can get it. This will link to the
1177  // original file asset if mustRender() === false. In the case
1178  // that we mustRender, some users have indicated that they would
1179  // find it useful to have the full size image in the rendered
1180  // image format.
1181  $thumbSizes[] = [ $origWidth, $origHeight ];
1182  } else {
1183  # Creating thumb links triggers thumbnail generation.
1184  # Just generate the thumb for the current users prefs.
1185  $thumbSizes = [
1186  $this->getImageLimitsFromOption( $this->getContext()->getUser(), 'thumbsize' )
1187  ];
1188  if ( !$this->displayImg->mustRender() ) {
1189  // We can safely include a link to the "full-size" preview,
1190  // without actually rendering.
1191  $thumbSizes[] = [ $origWidth, $origHeight ];
1192  }
1193  }
1194  return $thumbSizes;
1195  }
1196 
1201  public function getFile() {
1202  return $this->mPage->getFile();
1203  }
1204 
1209  public function isLocal() {
1210  return $this->mPage->isLocal();
1211  }
1212 
1217  public function getDuplicates() {
1218  return $this->mPage->getDuplicates();
1219  }
1220 
1225  public function getForeignCategories() {
1226  return $this->mPage->getForeignCategories();
1227  }
1228 
1229 }
The wiki should then use memcached to cache various data To use multiple just add more items to the array To increase the weight of a make its entry a array("192.168.0.1:11211", 2))
$article view()
do that in ParserLimitReportFormat instead use this to modify the parameters of the image all existing parser cache entries will be invalid To avoid you ll need to handle that somehow(e.g. with the RejectParserCacheValue hook) because MediaWiki won 't do it for you. & $defaults also a ContextSource after deleting those rows but within the same transaction $rows
Definition: hooks.txt:2633
null means default in associative array with keys and values unescaped Should be merged with default with a value of false meaning to suppress the attribute in associative array with keys and values unescaped noclasses just before the function returns a value If you return an< a > element with HTML attributes $attribs and contents $html will be returned If you return $ret will be returned and may include noclasses & $html
Definition: hooks.txt:1982
deferred txt A few of the database updates required by various functions here can be deferred until after the result page is displayed to the user For updating the view updating the linked to tables after a etc PHP does not yet have any way to tell the server to actually return and disconnect while still running these but it might have such a feature in the future We handle these by creating a deferred update object and putting those objects on a global list
Definition: deferred.txt:11
wfEscapeWikiText( $text)
Escapes the given text so that it may be output using addWikiText() without any linking, formatting, etc.
bool $fileLoaded
Definition: ImagePage.php:39
null for the local wiki Added should default to null in handler for backwards compatibility add a value to it if you want to add a cookie that have to vary cache options can modify $query
Definition: hooks.txt:1585
either a plain
Definition: hooks.txt:2043
$wgScript
The URL path to index.php.
Apache License January AND DISTRIBUTION Definitions License shall mean the terms and conditions for use
makeSizeLink( $params, $width, $height)
Creates an thumbnail of specified size and returns an HTML link to it.
Definition: ImagePage.php:677
getVal( $name, $default=null)
Fetch a scalar from the input or return $default if it&#39;s not set.
Definition: WebRequest.php:448
if(PHP_SAPI !='cli-server') if(!isset( $_SERVER['SCRIPT_FILENAME'])) $file
Definition: router.php:42
compare( $a, $b)
Callback for usort() to do link sorts by (namespace, title) Function copied from Title::compare() ...
Definition: ImagePage.php:1021
static option( $text, $value=null, $selected=false, $attribs=[])
Convenience function to build an HTML drop-down list item.
Definition: Xml.php:484
if(!isset( $args[0])) $lang
globals will be eliminated from MediaWiki replaced by an application object which would be passed to constructors Whether that would be an convenient solution remains to be but certainly PHP makes such object oriented programming models easier than they were in previous versions For the time being MediaWiki programmers will have to work in an environment with some global context At the time of globals were initialised on startup by MediaWiki of these were configuration which are documented in DefaultSettings php There is no comprehensive documentation for the remaining however some of the most important ones are listed below They are typically initialised either in index php or in Setup php $wgTitle Title object created from the request URL $wgOut OutputPage object for HTTP response $wgUser User object for the user associated with the current request $wgLang Language object selected by user preferences $wgContLang Language object associated with the wiki being viewed $wgParser Parser object Parser extensions register their hooks here $wgRequest WebRequest object
Definition: globals.txt:25
static openElement( $element, $attribs=[])
Identical to rawElement(), but has no third parameter and omits the end tag (and the self-closing &#39;/&#39;...
Definition: Html.php:252
static rawElement( $element, $attribs=[], $contents='')
Returns an HTML element in a string.
Definition: Html.php:210
getImageLimitsFromOption( $user, $optionName)
Returns the corresponding $wgImageLimits entry for the selected user option.
Definition: ImagePage.php:1034
setFile( $file)
Definition: ImagePage.php:62
wfGetDB( $db, $groups=[], $wiki=false)
Get a Database object.
getUploadUrl()
Definition: ImagePage.php:729
Class for viewing MediaWiki article and history.
Definition: Article.php:38
Class for viewing MediaWiki file description pages.
Definition: ImagePage.php:31
FileRepo $repo
Definition: ImagePage.php:36
getMatchedLanguage( $userPreferredLanguage)
Get the language code from the available languages for this file that matches the language requested ...
Definition: File.php:601
getLanguageForRendering(WebRequest $request, File $file)
Returns language code to be used for dispaying the image, based on request context and languages avai...
Definition: ImagePage.php:300
injection txt This is an overview of how MediaWiki makes use of dependency injection The design described here grew from the discussion of RFC T384 The term dependency this means that anything an object needs to operate should be injected from the the object itself should only know narrow no concrete implementation of the logic it relies on The requirement to inject everything typically results in an architecture that based on two main types of and essentially stateless service objects that use other service objects to operate on the value objects As of the beginning MediaWiki is only starting to use the DI approach Much of the code still relies on global state or direct resulting in a highly cyclical dependency MediaWikiServices
Definition: injection.txt:23
getEmptyPageParserOutput(ParserOptions $options)
Overloading Article&#39;s getEmptyPageParserOutput method.
Definition: ImagePage.php:284
printSharedImageText()
Show a notice that the file is from a shared repository.
Definition: ImagePage.php:696
imageHistory()
If the page we&#39;ve just displayed is in the "Image" namespace, we follow it with an upload history of ...
Definition: ImagePage.php:787
This list may contain false positives That usually means there is additional text with links below the first Each row contains links to the first and second as well as the first line of the second redirect text
uploadLinksBox()
Print out the various links at the bottom of the image page, e.g.
Definition: ImagePage.php:742
static userCanReUpload(User $user, File $img)
Check if a user is the last uploader.
static configuration should be added through ResourceLoaderGetConfigVars instead can be used to get the real title e g db for database replication lag or jobqueue for job queue size converted to pseudo seconds It is possible to add more fields and they will be returned to the user in the API response after the basic globals have been set but before ordinary actions take place $output
Definition: hooks.txt:2217
getForeignCategories()
Definition: ImagePage.php:1225
usually copyright or history_copyright This message must be in HTML not wikitext & $link
Definition: hooks.txt:3050
this hook is for auditing only or null if authentication failed before getting that far or null if we can t even determine that When $user is not it can be in the form of< username >< more info > e g for bot passwords intended to be added to log contexts Fields it might only if the login was with a bot password it is not rendered in wiki pages or galleries in category pages allow injecting custom HTML after the section Any uses of the hook need to handle escaping see BaseTemplate::getToolbox and BaseTemplate::makeListItem for details on the format of individual items inside of this array or by returning and letting standard HTTP rendering take place modifiable or by returning false and taking over the output modifiable modifiable after all normalizations have been except for the $wgMaxImageArea check set to true or false to override the $wgMaxImageArea check result gives extension the possibility to transform it themselves $handler
Definition: hooks.txt:780
$wgEnableUploads
Allow users to upload files.
this hook is for auditing only or null if authentication failed before getting that far or null if we can t even determine that When $user is not it can be in the form of< username >< more info > e g for bot passwords intended to be added to log contexts Fields it might only if the login was with a bot password it is not rendered in wiki pages or galleries in category pages allow injecting custom HTML after the section Any uses of the hook need to handle escaping see BaseTemplate::getToolbox and BaseTemplate::makeListItem for details on the format of individual items inside of this array or by returning and letting standard HTTP rendering take place modifiable or by returning false and taking over the output $out
Definition: hooks.txt:780
getContext()
Gets the context this Article is executed in.
Definition: Article.php:2237
createXmlOptionStringForLanguage( $lang, $selected)
Definition: ImagePage.php:1105
$wgShowEXIF
Show Exif data, on by default if available.
static openElement( $element, $attribs=null)
This opens an XML element.
Definition: Xml.php:108
$css
static configuration should be added through ResourceLoaderGetConfigVars instead can be used to get the real title e g db for database replication lag or jobqueue for job queue size converted to pseudo seconds It is possible to add more fields and they will be returned to the user in the API response after the basic globals have been set but before ordinary actions take place or wrap services the preferred way to define a new service is the $wgServiceWiringFiles array $services
Definition: hooks.txt:2217
getHandler()
Get a MediaHandler instance for this file.
Definition: File.php:1388
$res
Definition: database.txt:21
static submitButton( $value, $attribs=[])
Convenience function to build an HTML submit button When $wgUseMediaWikiUIEverywhere is true it will ...
Definition: Xml.php:459
wfMessageFallback(... $keys)
This function accepts multiple message keys and returns a message instance for the first message whic...
doRenderLangOpt(array $langChoices, $renderLang)
Output a drop-down box for language options for the file.
Definition: ImagePage.php:1060
$wgImageLimits
Limit images on image description pages to a user-selectable limit.
getThumbPrevText( $params, $sizeLinkBigImagePreview)
Make the text under the image to say what size preview.
Definition: ImagePage.php:639
getTitle()
Get the title object of the article.
Definition: Article.php:221
$params
null means default in associative array with keys and values unescaped Should be merged with default with a value of false meaning to suppress the attribute in associative array with keys and values unescaped & $options
Definition: hooks.txt:1982
static tags( $element, $attribs, $contents)
Same as Xml::element(), but does not escape contents.
Definition: Xml.php:130
static closeElement( $element)
Returns "</$element>".
Definition: Html.php:316
static makeExternalLink( $url, $text, $escape=true, $linktype='', $attribs=[], $title=null)
Make an external link.
Definition: Linker.php:850
showTOC( $metadata)
Create the TOC.
Definition: ImagePage.php:227
File $displayImg
Definition: ImagePage.php:33
this hook is for auditing only or null if authentication failed before getting that far or null if we can t even determine that When $user is not null
Definition: hooks.txt:780
namespace and then decline to actually register it file or subcat img or subcat $title
Definition: hooks.txt:925
const NS_FILE
Definition: Defines.php:66
static getTitleFor( $name, $subpage=false, $fragment='')
Get a localised Title object for a specified special page name If you don&#39;t need a full Title object...
Definition: SpecialPage.php:83
this hook is for auditing only or null if authentication failed before getting that far or null if we can t even determine that When $user is not it can be in the form of< username >< more info > e g for bot passwords intended to be added to log contexts Fields it might only if the login was with a bot password it is not rendered in wiki pages or galleries in category pages allow injecting custom HTML after the section Any uses of the hook need to handle escaping see BaseTemplate::getToolbox and BaseTemplate::makeListItem for details on the format of individual items inside of this array or by returning and letting standard HTTP rendering take place modifiable or by returning false and taking over the output modifiable & $code
Definition: hooks.txt:780
This document is intended to provide useful advice for parties seeking to redistribute MediaWiki to end users It s targeted particularly at maintainers for Linux since it s been observed that distribution packages of MediaWiki often break We ve consistently had to recommend that users seeking support use official tarballs instead of their distribution s and this often solves whatever problem the user is having It would be nice if this could such as
Definition: distributors.txt:9
Special handling for file pages.
getUser( $audience=Revision::FOR_PUBLIC, User $user=null)
Call to WikiPage function for backwards compatibility.
Definition: Article.php:2559
$wgSVGMaxSize
Don&#39;t scale a SVG larger than this.
queryImageLinks( $target, $limit)
Definition: ImagePage.php:808
static getDefaultOption( $opt)
Get a given default option value.
Definition: User.php:1792
static makeTitle( $ns, $title, $fragment='', $interwiki='')
Create a new Title from a namespace index and a DB key.
Definition: Title.php:589
static fetchLanguageName( $code, $inLanguage=self::AS_AUTONYMS, $include=self::ALL)
Definition: Language.php:937
showError( $description)
Display an error with a wikitext description.
Definition: ImagePage.php:1004
injection txt This is an overview of how MediaWiki makes use of dependency injection The design described here grew from the discussion of RFC T384 The term dependency this means that anything an object needs to operate should be injected from the the object itself should only know narrow no concrete implementation of the logic it relies on The requirement to inject everything typically results in an architecture that based on two main types of and essentially stateless service objects that use other service objects to operate on the value objects As of the beginning MediaWiki is only starting to use the DI approach Much of the code still relies on global state or direct resulting in a highly cyclical dependency which acts as the top level factory for services in MediaWiki which can be used to gain access to default instances of various services MediaWikiServices however also allows new services to be defined and default services to be redefined Services are defined or redefined by providing a callback the instantiator that will return a new instance of the service When it will create an instance of MediaWikiServices and populate it with the services defined in the files listed by thereby bootstrapping the DI framework Per $wgServiceWiringFiles lists includes ServiceWiring php
Definition: injection.txt:35
static closeElement( $element)
Shortcut to close an XML element.
Definition: Xml.php:117
getId()
Call to WikiPage function for backwards compatibility.
Definition: Article.php:2471
makeMetadataTable( $metadata)
Make a table with metadata to be shown in the output page.
Definition: ImagePage.php:253
static linkKnown( $target, $html=null, $customAttribs=[], $query=[], $options=[ 'known'])
Identical to link(), except $options defaults to &#39;known&#39;.
Definition: Linker.php:146
getThumbSizes( $origWidth, $origHeight)
Get alternative thumbnail sizes.
Definition: ImagePage.php:1171
static hidden( $name, $value, array $attribs=[])
Convenience function to produce an input element with type=hidden.
Definition: Html.php:797
getOldID()
Definition: Article.php:326
getDisplayWidthHeight( $maxWidth, $maxHeight, $width, $height)
Get the width and height to display image at.
Definition: ImagePage.php:1135
getDisplayName()
Get the human-readable name of the repo.
Definition: FileRepo.php:1779
if(!is_readable( $file)) $ext
Definition: router.php:48
static element( $element, $attribs=null, $contents='', $allowShortTag=true)
Format an XML element with given attributes and, optionally, text content.
Definition: Xml.php:41
newPage(Title $title)
Definition: ImagePage.php:53
bool $mExtraDescription
Definition: ImagePage.php:42
getDisplayedFile()
Definition: ImagePage.php:216
static processResponsiveImages( $file, $thumb, $hp)
Process responsive images: add 1.5x and 2x subimages to the thumbnail, where applicable.
Definition: Linker.php:647
Allows to change the fields on the form that will be generated $name
Definition: hooks.txt:271
const DB_REPLICA
Definition: defines.php:25
WikiFilePage $mPage
Definition: ImagePage.php:47
static makeThumbLinkObj(LinkTarget $title, $file, $label='', $alt='', $align='right', $params=[], $framed=false, $manualthumb="")
Make HTML for a thumbnail including image, border and caption.
Definition: Linker.php:498
Implements some public methods and some protected utility functions which are required by multiple ch...
Definition: File.php:61
$wgSend404Code
Some web hosts attempt to rewrite all responses with a 404 (not found) status code, mangling or hiding MediaWiki&#39;s output.
File deletion user interface.
do that in ParserLimitReportFormat instead use this to modify the parameters of the image all existing parser cache entries will be invalid To avoid you ll need to handle that somehow(e.g. with the RejectParserCacheValue hook) because MediaWiki won 't do it for you. & $defaults also a ContextSource after deleting those rows but within the same transaction you ll probably need to make sure the header is varied on $request
Definition: hooks.txt:2633
static bcp47( $code)
Get the normalised IETF language tag See unit test for examples.
return true to allow those checks to and false if checking is done & $user
Definition: hooks.txt:1473
static run( $event, array $args=[], $deprecatedVersion=null)
Call hook functions defined in Hooks::register and $wgHooks.
Definition: Hooks.php:200
static showLogExtract(&$out, $types=[], $page='', $user='', $param=[])
Show log extract.
closeShowImage()
For overloading.
Definition: ImagePage.php:780
openShowImage()
Definition: ImagePage.php:315