3 if( !defined( 'MEDIAWIKI' ) )
7 * Special handling for image description pages
11 class ImagePage
extends Article
{
13 /* private */ var $img; // Image object
14 /* private */ var $displayImg;
15 /* private */ var $repo;
16 /* private */ var $fileLoaded;
17 var $mExtraDescription = false;
20 function __construct( $title ) {
21 parent
::__construct( $title );
26 public function setFile( $file ) {
27 $this->displayImg
= $file;
29 $this->fileLoaded
= true;
32 protected function loadFile() {
33 if( $this->fileLoaded
) {
36 $this->fileLoaded
= true;
38 $this->displayImg
= $this->img
= false;
39 wfRunHooks( 'ImagePageFindFile', array( $this, &$this->img
, &$this->displayImg
) );
41 $this->img
= wfFindFile( $this->mTitle
);
43 $this->img
= wfLocalFile( $this->mTitle
);
46 if( !$this->displayImg
) {
47 $this->displayImg
= $this->img
;
49 $this->repo
= $this->img
->getRepo();
53 * Handler for action=render
54 * Include body text only; none of the image extras
56 public function render() {
58 $wgOut->setArticleBodyOnly( true );
62 public function view() {
63 global $wgOut, $wgShowEXIF, $wgRequest, $wgUser;
66 if( $this->mTitle
->getNamespace() == NS_FILE
&& $this->img
->getRedirected() ) {
67 if( $this->mTitle
->getDBkey() == $this->img
->getName() ) {
68 // mTitle is the same as the redirect target so ask Article
69 // to perform the redirect for us.
70 return Article
::view();
72 // mTitle is not the same as the redirect target so it is
73 // probably the redirect page itself. Fake the redirect symbol
74 $wgOut->setPageTitle( $this->mTitle
->getPrefixedText() );
75 $wgOut->addHTML( $this->viewRedirect( Title
::makeTitle( NS_FILE
, $this->img
->getName() ),
76 /* $appendSubtitle */ true, /* $forceKnown */ true ) );
82 $diff = $wgRequest->getVal( 'diff' );
83 $diffOnly = $wgRequest->getBool( 'diffonly', $wgUser->getOption( 'diffonly' ) );
85 if( $this->mTitle
->getNamespace() != NS_FILE ||
( isset( $diff ) && $diffOnly ) )
86 return Article
::view();
88 $this->showRedirectedFromHeader();
90 if( $wgShowEXIF && $this->displayImg
->exists() ) {
91 // FIXME: bad interface, see note on MediaHandler::formatMetadata().
92 $formattedMetadata = $this->displayImg
->formatMetadata();
93 $showmeta = $formattedMetadata !== false;
98 if( !$diff && $this->displayImg
->exists() )
99 $wgOut->addHTML( $this->showTOC($showmeta) );
102 $this->openShowImage();
104 # No need to display noarticletext, we use our own message, output in openShowImage()
105 if( $this->getID() ) {
108 # Just need to set the right headers
109 $wgOut->setArticleFlag( true );
110 $wgOut->setPageTitle( $this->mTitle
->getPrefixedText() );
111 $this->viewUpdates();
114 # Show shared description, if needed
115 if( $this->mExtraDescription
) {
116 $fol = wfMsgNoTrans( 'shareddescriptionfollows' );
117 if( $fol != '-' && !wfEmptyMsg( 'shareddescriptionfollows', $fol ) ) {
118 $wgOut->addWikiText( $fol );
120 $wgOut->addHTML( '<div id="shared-image-desc">' . $this->mExtraDescription
. "</div>\n" );
123 $this->closeShowImage();
124 $this->imageHistory();
125 // TODO: Cleanup the following
127 $wgOut->addHTML( Xml
::element( 'h2',
128 array( 'id' => 'filelinks' ),
129 wfMsg( 'imagelinks' ) ) . "\n" );
131 # TODO! FIXME! For some freaky reason, we can't redirect to foreign images.
132 # Yet we return metadata about the target. Definitely an issue in the FileRepo
133 $this->imageRedirects();
137 global $wgStylePath, $wgStyleVersion;
138 $expand = htmlspecialchars( Xml
::escapeJsString( wfMsg( 'metadata-expand' ) ) );
139 $collapse = htmlspecialchars( Xml
::escapeJsString( wfMsg( 'metadata-collapse' ) ) );
140 $wgOut->addHTML( Xml
::element( 'h2', array( 'id' => 'metadata' ), wfMsg( 'metadata' ) ) . "\n" );
141 $wgOut->addWikiText( $this->makeMetadataTable( $formattedMetadata ) );
142 $wgOut->addScriptFile( 'metadata.js' );
144 "<script type=\"text/javascript\">attachMetadataToggle('mw_metadata', '$expand', '$collapse');</script>\n" );
148 public function getRedirectTarget() {
150 if( $this->img
->isLocal() ) {
151 return parent
::getRedirectTarget();
153 // Foreign image page
154 $from = $this->img
->getRedirected();
155 $to = $this->img
->getName();
159 return $this->mRedirectTarget
= Title
::makeTitle( NS_FILE
, $to );
161 public function followRedirect() {
163 if( $this->img
->isLocal() ) {
164 return parent
::followRedirect();
166 $from = $this->img
->getRedirected();
167 $to = $this->img
->getName();
171 return Title
::makeTitle( NS_FILE
, $to );
173 public function isRedirect( $text = false ) {
175 if( $this->img
->isLocal() )
176 return parent
::isRedirect( $text );
178 return (bool)$this->img
->getRedirected();
181 public function isLocal() {
183 return $this->img
->isLocal();
186 public function getFile() {
191 public function getDisplayedFile() {
193 return $this->displayImg
;
196 public function getDuplicates() {
198 if( !is_null($this->dupes
) ) {
201 if( !( $hash = $this->img
->getSha1() ) ) {
202 return $this->dupes
= array();
204 $dupes = RepoGroup
::singleton()->findBySha1( $hash );
205 // Remove duplicates with self and non matching file sizes
206 $self = $this->img
->getRepoName().':'.$this->img
->getName();
207 $size = $this->img
->getSize();
208 foreach ( $dupes as $index => $file ) {
209 $key = $file->getRepoName().':'.$file->getName();
211 unset( $dupes[$index] );
212 if( $file->getSize() != $size )
213 unset( $dupes[$index] );
215 return $this->dupes
= $dupes;
223 * @param bool $metadata Whether or not to show the metadata link
226 protected function showTOC( $metadata ) {
228 $r = '<ul id="filetoc">
229 <li><a href="#file">' . wfMsgHtml( 'file-anchor-link' ) . '</a></li>
230 <li><a href="#filehistory">' . wfMsgHtml( 'filehist' ) . '</a></li>
231 <li><a href="#filelinks">' . wfMsgHtml( 'imagelinks' ) . "</a></li>\n" .
232 ($metadata ?
' <li><a href="#metadata">' . wfMsgHtml( 'metadata' ) . '</a></li>' : '') . "
238 * Make a table with metadata to be shown in the output page.
240 * FIXME: bad interface, see note on MediaHandler::formatMetadata().
242 * @param array $exif The array containing the EXIF data
245 protected function makeMetadataTable( $metadata ) {
246 $r = "<div class=\"mw-imagepage-section-metadata\">";
247 $r .= wfMsgNoTrans( 'metadata-help' );
248 $r .= "<table id=\"mw_metadata\" class=\"mw_metadata\">\n";
249 foreach ( $metadata as $type => $stuff ) {
250 foreach ( $stuff as $v ) {
251 # FIXME, why is this using escapeId for a class?!
252 $class = Sanitizer
::escapeId( $v['id'] );
253 if( $type == 'collapsed' ) {
254 $class .= ' collapsable';
256 $r .= "<tr class=\"$class\">\n";
257 $r .= "<th>{$v['name']}</th>\n";
258 $r .= "<td>{$v['value']}</td>\n</tr>";
261 $r .= "</table>\n</div>\n";
266 * Overloading Article's getContent method.
268 * Omit noarticletext if sharedupload; text will be fetched from the
269 * shared upload server if possible.
271 public function getContent() {
273 if( $this->img
&& !$this->img
->isLocal() && 0 == $this->getID() ) {
276 return Article
::getContent();
279 protected function openShowImage() {
280 global $wgOut, $wgUser, $wgImageLimits, $wgRequest,
281 $wgLang, $wgContLang, $wgEnableUploads;
285 $full_url = $this->displayImg
->getURL();
286 $linkAttribs = false;
287 $sizeSel = intval( $wgUser->getOption( 'imagesize') );
288 if( !isset( $wgImageLimits[$sizeSel] ) ) {
289 $sizeSel = User
::getDefaultOption( 'imagesize' );
291 // The user offset might still be incorrect, specially if
292 // $wgImageLimits got changed (see bug #8858).
293 if( !isset( $wgImageLimits[$sizeSel] ) ) {
294 // Default to the first offset in $wgImageLimits
298 $max = $wgImageLimits[$sizeSel];
300 $maxHeight = $max[1];
301 $sk = $wgUser->getSkin();
302 $dirmark = $wgContLang->getDirMark();
304 if( $this->displayImg
->exists() ) {
306 $page = $wgRequest->getIntOrNull( 'page' );
307 if( is_null( $page ) ) {
311 $params = array( 'page' => $page );
313 $width_orig = $this->displayImg
->getWidth();
314 $width = $width_orig;
315 $height_orig = $this->displayImg
->getHeight();
316 $height = $height_orig;
317 $mime = $this->displayImg
->getMimeType();
319 $linkAttribs = array( 'href' => $full_url );
320 $longDesc = $this->displayImg
->getLongDesc();
322 wfRunHooks( 'ImageOpenShowImageInlineBefore', array( &$this , &$wgOut ) ) ;
324 if( $this->displayImg
->allowInlineDisplay() ) {
327 # "Download high res version" link below the image
328 #$msgsize = wfMsgHtml('file-info-size', $width_orig, $height_orig, $sk->formatSize( $this->displayImg->getSize() ), $mime );
329 # We'll show a thumbnail of this image
330 if( $width > $maxWidth ||
$height > $maxHeight ) {
331 # Calculate the thumbnail size.
332 # First case, the limiting factor is the width, not the height.
333 if( $width / $height >= $maxWidth / $maxHeight ) {
334 $height = round( $height * $maxWidth / $width);
336 # Note that $height <= $maxHeight now.
338 $newwidth = floor( $width * $maxHeight / $height);
339 $height = round( $height * $newwidth / $width );
341 # Note that $height <= $maxHeight now, but might not be identical
342 # because of rounding.
344 $msgbig = wfMsgHtml( 'show-big-image' );
345 $msgsmall = wfMsgExt( 'show-big-image-thumb', 'parseinline',
346 $wgLang->formatNum( $width ),
347 $wgLang->formatNum( $height )
350 # Image is small enough to show full size on image page
351 $msgbig = htmlspecialchars( $this->displayImg
->getName() );
352 $msgsmall = wfMsgExt( 'file-nohires', array( 'parseinline' ) );
355 $params['width'] = $width;
356 $thumbnail = $this->displayImg
->transform( $params );
358 $anchorclose = "<br />";
359 if( $this->displayImg
->mustRender() ) {
364 '<br />' . Xml
::tags( 'a', $linkAttribs, $msgbig ) . "$dirmark " . $longDesc;
367 if( $this->displayImg
->isMultipage() ) {
368 $wgOut->addHTML( '<table class="multipageimage"><tr><td>' );
373 'alt' => $this->displayImg
->getTitle()->getPrefixedText(),
376 $wgOut->addHTML( '<div class="fullImageLink" id="file">' .
377 $thumbnail->toHtml( $options ) .
378 $anchorclose . "</div>\n" );
381 if( $this->displayImg
->isMultipage() ) {
382 $count = $this->displayImg
->pageCount();
385 $label = $wgOut->parse( wfMsg( 'imgmultipageprev' ), false );
390 array( 'page' => $page - 1 ),
391 array( 'known', 'noclasses' )
393 $thumb1 = $sk->makeThumbLinkObj( $this->mTitle
, $this->displayImg
, $link, $label, 'none',
394 array( 'page' => $page - 1 ) );
399 if( $page < $count ) {
400 $label = wfMsg( 'imgmultipagenext' );
405 array( 'page' => $page +
1 ),
406 array( 'known', 'noclasses' )
408 $thumb2 = $sk->makeThumbLinkObj( $this->mTitle
, $this->displayImg
, $link, $label, 'none',
409 array( 'page' => $page +
1 ) );
417 'name' => 'pageselector',
418 'action' => $wgScript,
419 'onchange' => 'document.pageselector.submit();',
423 for ( $i=1; $i <= $count; $i++
) {
424 $options[] = Xml
::option( $wgLang->formatNum($i), $i, $i == $page );
426 $select = Xml
::tags( 'select',
427 array( 'id' => 'pageselector', 'name' => 'page' ),
428 implode( "\n", $options ) );
431 '</td><td><div class="multipageimagenavbox">' .
432 Xml
::openElement( 'form', $formParams ) .
433 Xml
::hidden( 'title', $this->getTitle()->getPrefixedDbKey() ) .
434 wfMsgExt( 'imgmultigoto', array( 'parseinline', 'replaceafter' ), $select ) .
435 Xml
::submitButton( wfMsg( 'imgmultigo' ) ) .
436 Xml
::closeElement( 'form' ) .
437 "<hr />$thumb1\n$thumb2<br clear=\"all\" /></div></td></tr></table>"
441 #if direct link is allowed but it's not a renderable image, show an icon.
442 if( $this->displayImg
->isSafeFile() ) {
443 $icon= $this->displayImg
->iconThumb();
445 $wgOut->addHTML( '<div class="fullImageLink" id="file">' .
446 $icon->toHtml( array( 'file-link' => true ) ) .
455 $filename = wfEscapeWikiText( $this->displayImg
->getName() );
456 $medialink = "[[Media:$filename|$filename]]";
458 if( !$this->displayImg
->isSafeFile() ) {
459 $warning = wfMsgNoTrans( 'mediawarning' );
460 $wgOut->addWikiText( <<<EOT
461 <div class="fullMedia">
462 <span class="dangerousLink">{$medialink}</span>$dirmark
463 <span class="fileInfo">$longDesc</span>
465 <div class="mediaWarning">$warning</div>
469 $wgOut->addWikiText( <<<EOT
470 <div class="fullMedia">
471 {$medialink}{$dirmark}
472 <span class="fileInfo">$longDesc</span>
479 if( !$this->displayImg
->isLocal() ) {
480 $this->printSharedImageText();
483 # Image does not exist
484 if ( $wgEnableUploads && $wgUser->isAllowed( 'upload' ) ) {
485 // Only show an upload link if the user can upload
486 $uploadTitle = SpecialPage
::getTitleFor( 'Upload' );
488 'filepage-nofile-link',
489 $uploadTitle->getFullUrl( array( 'wpDestFile' => $this->img
->getName() ) )
494 $nofile = 'filepage-nofile';
496 $wgOut->setRobotPolicy( 'noindex,nofollow' );
497 $wgOut->wrapWikiMsg( "<div id='mw-imagepage-nofile' class='plainlinks'>\n$1\n</div>", $nofile );
502 * Show a notice that the file is from a shared repository
504 protected function printSharedImageText() {
509 $descUrl = $this->img
->getDescriptionUrl();
510 $descText = $this->img
->getDescriptionText();
512 $wrap = "<div class=\"sharedUploadNotice\">\n$1\n</div>\n";
513 $repo = $this->img
->getRepo()->getDisplayName();
516 if( $descUrl && $descText && wfMsgNoTrans( 'sharedupload-desc-here' ) !== '-' ) {
517 $wgOut->wrapWikiMsg( $wrap, array( 'sharedupload-desc-here', $repo, $descUrl ) );
518 } elseif ( $descUrl && wfMsgNoTrans( 'sharedupload-desc-there' ) !== '-' ) {
519 $wgOut->wrapWikiMsg( $wrap, array( 'sharedupload-desc-there', $repo, $descUrl ) );
521 $wgOut->wrapWikiMsg( $wrap, array( 'sharedupload', $repo ), ''/*BACKCOMPAT*/ );
525 $this->mExtraDescription
= $descText;
529 public function getUploadUrl() {
531 $uploadTitle = SpecialPage
::getTitleFor( 'Upload' );
532 return $uploadTitle->getFullUrl( array(
533 'wpDestFile' => $this->img
->getName(),
539 * Print out the various links at the bottom of the image page, e.g. reupload,
540 * external editing (and instructions link) etc.
542 protected function uploadLinksBox() {
543 global $wgUser, $wgOut, $wgEnableUploads;
545 if( !$wgEnableUploads ) { return; }
548 if( !$this->img
->isLocal() )
551 $sk = $wgUser->getSkin();
553 $wgOut->addHTML( "<br /><ul>\n" );
555 # "Upload a new version of this file" link
556 if( UploadBase
::userCanReUpload($wgUser,$this->img
->name
) ) {
557 $ulink = $sk->makeExternalLink( $this->getUploadUrl(), wfMsg( 'uploadnewversion-linktext' ) );
558 $wgOut->addHTML( "<li id=\"mw-imagepage-reupload-link\"><div class=\"plainlinks\">{$ulink}</div></li>\n" );
561 # External editing link
564 wfMsgHtml( 'edit-externally' ),
568 'externaledit' => 'true',
571 array( 'known', 'noclasses' )
573 $wgOut->addHTML( '<li id="mw-imagepage-edit-external">' . $elink . ' <small>' . wfMsgExt( 'edit-externally-help', array( 'parseinline' ) ) . "</small></li>\n" );
575 $wgOut->addHTML( "</ul>\n" );
578 protected function closeShowImage() {} # For overloading
581 * If the page we've just displayed is in the "Image" namespace,
582 * we follow it with an upload history of the image and its usage.
584 protected function imageHistory() {
585 global $wgOut, $wgUseExternalEditor;
588 $pager = new ImageHistoryPseudoPager( $this );
589 $wgOut->addHTML( $pager->getBody() );
591 $this->img
->resetHistory(); // free db resources
593 # Exist check because we don't want to show this on pages where an image
594 # doesn't exist along with the noimage message, that would suck. -ævar
595 if( $wgUseExternalEditor && $this->img
->exists() ) {
596 $this->uploadLinksBox();
600 protected function imageLinks() {
601 global $wgUser, $wgOut, $wgLang;
605 $dbr = wfGetDB( DB_SLAVE
);
608 array( 'imagelinks', 'page' ),
609 array( 'page_namespace', 'page_title' ),
610 array( 'il_to' => $this->mTitle
->getDBkey(), 'il_from = page_id' ),
612 array( 'LIMIT' => $limit +
1)
614 $count = $dbr->numRows( $res );
616 $wgOut->addHTML( "<div id='mw-imagepage-nolinkstoimage'>\n" );
617 $wgOut->addWikiMsg( 'nolinkstoimage' );
618 $wgOut->addHTML( "</div>\n" );
622 $wgOut->addHTML( "<div id='mw-imagepage-section-linkstoimage'>\n" );
623 if( $count <= $limit - 1 ) {
624 $wgOut->addWikiMsg( 'linkstoimage', $count );
626 // More links than the limit. Add a link to [[Special:Whatlinkshere]]
627 $wgOut->addWikiMsg( 'linkstoimage-more',
628 $wgLang->formatNum( $limit ),
629 $this->mTitle
->getPrefixedDBkey()
633 $wgOut->addHTML( "<ul class='mw-imagepage-linkstoimage'>\n" );
634 $sk = $wgUser->getSkin();
636 while ( $s = $res->fetchObject() ) {
638 if( $count <= $limit ) {
639 // We have not yet reached the extra one that tells us there is more to fetch
641 Title
::makeTitle( $s->page_namespace
, $s->page_title
),
645 array( 'known', 'noclasses' )
647 $wgOut->addHTML( "<li>{$link}</li>\n" );
650 $wgOut->addHTML( "</ul>\n" );
653 // Add a links to [[Special:Whatlinkshere]]
654 if( $count > $limit )
655 $wgOut->addWikiMsg( 'morelinkstoimage', $this->mTitle
->getPrefixedDBkey() );
656 $wgOut->addHTML( "</div>\n" );
659 protected function imageRedirects() {
660 global $wgUser, $wgOut, $wgLang;
662 $redirects = $this->getTitle()->getRedirectsHere( NS_FILE
);
663 if( count( $redirects ) == 0 ) return;
665 $wgOut->addHTML( "<div id='mw-imagepage-section-redirectstofile'>\n" );
666 $wgOut->addWikiMsg( 'redirectstofile',
667 $wgLang->formatNum( count( $redirects ) )
669 $wgOut->addHTML( "<ul class='mw-imagepage-redirectstofile'>\n" );
671 $sk = $wgUser->getSkin();
672 foreach ( $redirects as $title ) {
677 array( 'redirect' => 'no' ),
678 array( 'known', 'noclasses' )
680 $wgOut->addHTML( "<li>{$link}</li>\n" );
682 $wgOut->addHTML( "</ul></div>\n" );
686 protected function imageDupes() {
687 global $wgOut, $wgUser, $wgLang;
691 $dupes = $this->getDuplicates();
692 if( count( $dupes ) == 0 ) return;
694 $wgOut->addHTML( "<div id='mw-imagepage-section-duplicates'>\n" );
695 $wgOut->addWikiMsg( 'duplicatesoffile',
696 $wgLang->formatNum( count( $dupes ) ), $this->mTitle
->getDBkey()
698 $wgOut->addHTML( "<ul class='mw-imagepage-duplicates'>\n" );
700 $sk = $wgUser->getSkin();
701 foreach ( $dupes as $file ) {
703 if( $file->isLocal() ) {
709 array( 'known', 'noclasses' )
712 $link = $sk->makeExternalLink( $file->getDescriptionUrl(),
713 $file->getTitle()->getPrefixedText() );
714 $fromSrc = wfMsg( 'shared-repo-from', $file->getRepo()->getDisplayName() );
716 $wgOut->addHTML( "<li>{$link} {$fromSrc}</li>\n" );
718 $wgOut->addHTML( "</ul></div>\n" );
722 * Delete the file, or an earlier version of it
724 public function delete() {
725 global $wgUploadMaintenance;
726 if( $wgUploadMaintenance && $this->mTitle
&& $this->mTitle
->getNamespace() == NS_FILE
) {
728 $wgOut->wrapWikiMsg( "<div class='error'>\n$1</div>\n", array( 'filedelete-maintenance' ) );
733 if( !$this->img
->exists() ||
!$this->img
->isLocal() ||
$this->img
->getRedirected() ) {
734 // Standard article deletion
738 $deleter = new FileDeleteForm( $this->img
);
743 * Revert the file to an earlier version
745 public function revert() {
747 $reverter = new FileRevertForm( $this->img
);
748 $reverter->execute();
752 * Override handling of action=purge
754 public function doPurge() {
756 if( $this->img
->exists() ) {
757 wfDebug( "ImagePage::doPurge purging " . $this->img
->getName() . "\n" );
758 $update = new HTMLCacheUpdate( $this->mTitle
, 'imagelinks' );
760 $this->img
->upgradeRow();
761 $this->img
->purgeCache();
763 wfDebug( "ImagePage::doPurge no image for " . $this->img
->getName() . "; limiting purge to cache only\n" );
764 // even if the file supposedly doesn't exist, force any cached information
765 // to be updated (in case the cached information is wrong)
766 $this->img
->purgeCache();
772 * Display an error with a wikitext description
774 function showError( $description ) {
776 $wgOut->setPageTitle( wfMsg( "internalerror" ) );
777 $wgOut->setRobotPolicy( "noindex,nofollow" );
778 $wgOut->setArticleRelated( false );
779 $wgOut->enableClientCache( false );
780 $wgOut->addWikiText( $description );
786 * Builds the image revision log shown on image pages
790 class ImageHistoryList
{
792 protected $imagePage, $img, $skin, $title, $repo, $showThumb;
794 public function __construct( $imagePage ) {
795 global $wgUser, $wgShowArchiveThumbnails;
796 $this->skin
= $wgUser->getSkin();
797 $this->current
= $imagePage->getFile();
798 $this->img
= $imagePage->getDisplayedFile();
799 $this->title
= $imagePage->getTitle();
800 $this->imagePage
= $imagePage;
801 $this->showThumb
= $wgShowArchiveThumbnails && $this->img
->canRender();
804 public function getImagePage() {
805 return $this->imagePage
;
808 public function getSkin() {
812 public function getFile() {
816 public function beginImageHistoryList( $navLinks = '' ) {
817 global $wgOut, $wgUser;
818 return Xml
::element( 'h2', array( 'id' => 'filehistory' ), wfMsg( 'filehist' ) ) . "\n"
819 . "<div id=\"mw-imagepage-section-filehistory\">\n"
820 . $wgOut->parse( wfMsgNoTrans( 'filehist-help' ) )
822 . Xml
::openElement( 'table', array( 'class' => 'wikitable filehistory' ) ) . "\n"
824 . ( $this->current
->isLocal() && ($wgUser->isAllowed('delete') ||
$wgUser->isAllowed('deletedhistory') ) ?
'<td></td>' : '' )
825 . '<th>' . wfMsgHtml( 'filehist-datetime' ) . '</th>'
826 . ( $this->showThumb ?
'<th>' . wfMsgHtml( 'filehist-thumb' ) . '</th>' : '' )
827 . '<th>' . wfMsgHtml( 'filehist-dimensions' ) . '</th>'
828 . '<th>' . wfMsgHtml( 'filehist-user' ) . '</th>'
829 . '<th>' . wfMsgHtml( 'filehist-comment' ) . '</th>'
833 public function endImageHistoryList( $navLinks = '' ) {
834 return "</table>\n$navLinks\n</div>\n";
837 public function imageHistoryLine( $iscur, $file ) {
838 global $wgUser, $wgLang, $wgContLang, $wgTitle;
840 $timestamp = wfTimestamp(TS_MW
, $file->getTimestamp());
841 $img = $iscur ?
$file->getName() : $file->getArchiveName();
842 $user = $file->getUser('id');
843 $usertext = $file->getUser('text');
844 $description = $file->getDescription();
846 $local = $this->current
->isLocal();
847 $row = $css = $selected = '';
850 if( $local && ($wgUser->isAllowed('delete') ||
$wgUser->isAllowed('deletedhistory') ) ) {
852 # Link to remove from history
853 if( $wgUser->isAllowed( 'delete' ) ) {
854 $q = array( 'action' => 'delete' );
856 $q['oldimage'] = $img;
857 $row .= $this->skin
->link(
859 wfMsgHtml( $iscur ?
'filehist-deleteall' : 'filehist-deleteone' ),
860 array(), $q, array( 'known' )
863 # Link to hide content. Don't show useless link to people who cannot hide revisions.
864 if( $wgUser->isAllowed('deleterevision') ||
($wgUser->isAllowed('deletedhistory') && $file->getVisibility()) ) {
865 if( $wgUser->isAllowed('delete') ) {
868 // If file is top revision or locked from this user, don't link
869 if( $iscur ||
!$file->userCan(File
::DELETED_RESTRICTED
) ) {
870 $del = wfMsgHtml( 'rev-delundel' );
872 list( $ts, $name ) = explode( '!', $img, 2 );
873 $del = $this->skin
->link(
874 SpecialPage
::getTitleFor( 'Revisiondelete' ),
875 wfMsgHtml( 'rev-delundel' ),
878 'type' => 'oldimage',
879 'target' => $wgTitle->getPrefixedText(),
884 // Bolden oversighted content
885 if( $file->isDeleted(File
::DELETED_RESTRICTED
) )
886 $del = "<strong>$del</strong>";
888 $row .= "<span class='mw-revdelundel-link'>$del</span>";
893 // Reversion link/current indicator
896 $row .= wfMsgHtml( 'filehist-current' );
897 } elseif( $local && $wgUser->isLoggedIn() && $this->title
->userCan( 'edit' ) ) {
898 if( $file->isDeleted(File
::DELETED_FILE
) ) {
899 $row .= wfMsgHtml('filehist-revert');
901 $row .= $this->skin
->link(
903 wfMsgHtml( 'filehist-revert' ),
906 'action' => 'revert',
908 'wpEditToken' => $wgUser->editToken( $img )
910 array( 'known', 'noclasses' )
916 // Date/time and image link
917 if( $file->getTimestamp() === $this->img
->getTimestamp() ) {
918 $selected = "class='filehistory-selected'";
920 $row .= "<td $selected style='white-space: nowrap;'>";
921 if( !$file->userCan(File
::DELETED_FILE
) ) {
922 # Don't link to unviewable files
923 $row .= '<span class="history-deleted">' . $wgLang->timeAndDate( $timestamp, true ) . '</span>';
924 } elseif( $file->isDeleted(File
::DELETED_FILE
) ) {
925 $revdel = SpecialPage
::getTitleFor( 'Revisiondelete' );
926 # Make a link to review the image
927 $url = $this->skin
->link(
929 $wgLang->timeAndDate( $timestamp, true ),
932 'target' => $wgTitle->getPrefixedText(),
934 'token' => $wgUser->editToken( $img )
936 array( 'known', 'noclasses' )
938 $row .= '<span class="history-deleted">'.$url.'</span>';
940 $url = $iscur ?
$this->current
->getUrl() : $this->current
->getArchiveUrl( $img );
941 $row .= Xml
::element( 'a', array( 'href' => $url ), $wgLang->timeAndDate( $timestamp, true ) );
946 if ( $this->showThumb
) {
947 $row .= '<td>' . $this->getThumbForLine( $file ) . '</td>';
950 // Image dimensions + size
952 $row .= htmlspecialchars( $file->getDimensionsString() );
953 $row .= " <span style='white-space: nowrap;'>(" . $this->skin
->formatSize( $file->getSize() ) . ')</span>';
959 // Hide deleted usernames
960 if( $file->isDeleted(File
::DELETED_USER
) ) {
961 $row .= '<span class="history-deleted">' . wfMsgHtml( 'rev-deleted-user' ) . '</span>';
963 $row .= $this->skin
->userLink( $user, $usertext ) . " <span style='white-space: nowrap;'>" .
964 $this->skin
->userToolLinks( $user, $usertext ) . "</span>";
967 $row .= htmlspecialchars( $usertext );
971 // Don't show deleted descriptions
972 if( $file->isDeleted(File
::DELETED_COMMENT
) ) {
973 $row .= '<span class="history-deleted">' . wfMsgHtml('rev-deleted-comment') . '</span>';
975 $row .= $this->skin
->commentBlock( $description, $this->title
);
979 wfRunHooks( 'ImagePageFileHistoryLine', array( $this, $file, &$row, &$rowClass ) );
980 $classAttr = $rowClass ?
" class='$rowClass'" : "";
982 return "<tr{$classAttr}>{$row}</tr>\n";
985 protected function getThumbForLine( $file ) {
988 if( $file->allowInlineDisplay() && $file->userCan( File
::DELETED_FILE
) && !$file->isDeleted( File
::DELETED_FILE
) ) {
993 $timestamp = wfTimestamp(TS_MW
, $file->getTimestamp());
995 $thumbnail = $file->transform( $params );
997 'alt' => wfMsg( 'filehist-thumbtext',
998 $wgLang->timeAndDate( $timestamp, true ),
999 $wgLang->date( $timestamp, true ),
1000 $wgLang->time( $timestamp, true ) ),
1001 'file-link' => true,
1004 if ( !$thumbnail ) return wfMsgHtml( 'filehist-nothumb' );
1006 return $thumbnail->toHtml( $options );
1008 return wfMsgHtml( 'filehist-nothumb' );
1013 class ImageHistoryPseudoPager
extends ReverseChronologicalPager
{
1014 function __construct( $imagePage ) {
1015 parent
::__construct();
1016 $this->mImagePage
= $imagePage;
1017 $this->mTitle
= clone( $imagePage->getTitle() );
1018 $this->mTitle
->setFragment( '#filehistory' );
1020 $this->mHist
= array();
1021 $this->mRange
= array( 0, 0 ); // display range
1024 function getTitle() {
1025 return $this->mTitle
;
1028 function getQueryInfo() {
1032 function getIndexField() {
1036 function formatRow( $row ) {
1040 function getBody() {
1043 if( count($this->mHist
) ) {
1044 $list = new ImageHistoryList( $this->mImagePage
);
1045 # Generate prev/next links
1046 $navLink = $this->getNavigationBar();
1047 $s = $list->beginImageHistoryList($navLink);
1048 // Skip rows there just for paging links
1049 for( $i = $this->mRange
[0]; $i <= $this->mRange
[1]; $i++
) {
1050 $file = $this->mHist
[$i];
1051 $s .= $list->imageHistoryLine( !$file->isOld(), $file );
1053 $s .= $list->endImageHistoryList($navLink);
1058 function doQuery() {
1059 if( $this->mQueryDone
) return;
1060 $this->mImg
= $this->mImagePage
->getFile(); // ensure loading
1061 if( !$this->mImg
->exists() ) {
1064 $queryLimit = $this->mLimit +
1; // limit plus extra row
1065 if( $this->mIsBackwards
) {
1066 // Fetch the file history
1067 $this->mHist
= $this->mImg
->getHistory($queryLimit,null,$this->mOffset
,false);
1068 // The current rev may not meet the offset/limit
1069 $numRows = count($this->mHist
);
1070 if( $numRows <= $this->mLimit
&& $this->mImg
->getTimestamp() > $this->mOffset
) {
1071 $this->mHist
= array_merge( array($this->mImg
), $this->mHist
);
1074 // The current rev may not meet the offset
1075 if( !$this->mOffset ||
$this->mImg
->getTimestamp() < $this->mOffset
) {
1076 $this->mHist
[] = $this->mImg
;
1078 // Old image versions (fetch extra row for nav links)
1079 $oiLimit = count($this->mHist
) ?
$this->mLimit
: $this->mLimit+
1;
1080 // Fetch the file history
1081 $this->mHist
= array_merge( $this->mHist
,
1082 $this->mImg
->getHistory($oiLimit,$this->mOffset
,null,false) );
1084 $numRows = count($this->mHist
); // Total number of query results
1086 # Index value of top item in the list
1087 $firstIndex = $this->mIsBackwards ?
1088 $this->mHist
[$numRows-1]->getTimestamp() : $this->mHist
[0]->getTimestamp();
1089 # Discard the extra result row if there is one
1090 if( $numRows > $this->mLimit
&& $numRows > 1 ) {
1091 if( $this->mIsBackwards
) {
1092 # Index value of item past the index
1093 $this->mPastTheEndIndex
= $this->mHist
[0]->getTimestamp();
1094 # Index value of bottom item in the list
1095 $lastIndex = $this->mHist
[1]->getTimestamp();
1097 $this->mRange
= array( 1, $numRows-1 );
1099 # Index value of item past the index
1100 $this->mPastTheEndIndex
= $this->mHist
[$numRows-1]->getTimestamp();
1101 # Index value of bottom item in the list
1102 $lastIndex = $this->mHist
[$numRows-2]->getTimestamp();
1104 $this->mRange
= array( 0, $numRows-2 );
1107 # Setting indexes to an empty string means that they will be
1108 # omitted if they would otherwise appear in URLs. It just so
1109 # happens that this is the right thing to do in the standard
1110 # UI, in all the relevant cases.
1111 $this->mPastTheEndIndex
= '';
1112 # Index value of bottom item in the list
1113 $lastIndex = $this->mIsBackwards ?
1114 $this->mHist
[0]->getTimestamp() : $this->mHist
[$numRows-1]->getTimestamp();
1116 $this->mRange
= array( 0, $numRows-1 );
1121 $this->mPastTheEndIndex
= '';
1123 if( $this->mIsBackwards
) {
1124 $this->mIsFirst
= ( $numRows < $queryLimit );
1125 $this->mIsLast
= ( $this->mOffset
== '' );
1126 $this->mLastShown
= $firstIndex;
1127 $this->mFirstShown
= $lastIndex;
1129 $this->mIsFirst
= ( $this->mOffset
== '' );
1130 $this->mIsLast
= ( $numRows < $queryLimit );
1131 $this->mLastShown
= $lastIndex;
1132 $this->mFirstShown
= $firstIndex;
1134 $this->mQueryDone
= true;