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();
136 # Allow extensions to add something after the image links
138 wfRunHooks( 'ImagePageAfterImageLinks', array( $this, &$html ) );
140 $wgOut->addHTML( $html );
143 global $wgStylePath, $wgStyleVersion;
144 $expand = htmlspecialchars( Xml
::escapeJsString( wfMsg( 'metadata-expand' ) ) );
145 $collapse = htmlspecialchars( Xml
::escapeJsString( wfMsg( 'metadata-collapse' ) ) );
146 $wgOut->addHTML( Xml
::element( 'h2', array( 'id' => 'metadata' ), wfMsg( 'metadata' ) ) . "\n" );
147 $wgOut->addWikiText( $this->makeMetadataTable( $formattedMetadata ) );
148 $wgOut->addScriptFile( 'metadata.js' );
150 "<script type=\"text/javascript\">attachMetadataToggle('mw_metadata', '$expand', '$collapse');</script>\n" );
154 public function getRedirectTarget() {
156 if( $this->img
->isLocal() ) {
157 return parent
::getRedirectTarget();
159 // Foreign image page
160 $from = $this->img
->getRedirected();
161 $to = $this->img
->getName();
165 return $this->mRedirectTarget
= Title
::makeTitle( NS_FILE
, $to );
167 public function followRedirect() {
169 if( $this->img
->isLocal() ) {
170 return parent
::followRedirect();
172 $from = $this->img
->getRedirected();
173 $to = $this->img
->getName();
177 return Title
::makeTitle( NS_FILE
, $to );
179 public function isRedirect( $text = false ) {
181 if( $this->img
->isLocal() )
182 return parent
::isRedirect( $text );
184 return (bool)$this->img
->getRedirected();
187 public function isLocal() {
189 return $this->img
->isLocal();
192 public function getFile() {
197 public function getDisplayedFile() {
199 return $this->displayImg
;
202 public function getDuplicates() {
204 if( !is_null($this->dupes
) ) {
207 if( !( $hash = $this->img
->getSha1() ) ) {
208 return $this->dupes
= array();
210 $dupes = RepoGroup
::singleton()->findBySha1( $hash );
211 // Remove duplicates with self and non matching file sizes
212 $self = $this->img
->getRepoName().':'.$this->img
->getName();
213 $size = $this->img
->getSize();
214 foreach ( $dupes as $index => $file ) {
215 $key = $file->getRepoName().':'.$file->getName();
217 unset( $dupes[$index] );
218 if( $file->getSize() != $size )
219 unset( $dupes[$index] );
221 return $this->dupes
= $dupes;
229 * @param bool $metadata Whether or not to show the metadata link
232 protected function showTOC( $metadata ) {
234 '<li><a href="#file">' . wfMsgHtml( 'file-anchor-link' ) . '</a></li>',
235 '<li><a href="#filehistory">' . wfMsgHtml( 'filehist' ) . '</a></li>',
236 '<li><a href="#filelinks">' . wfMsgHtml( 'imagelinks' ) . '</a></li>',
239 $r[] = '<li><a href="#metadata">' . wfMsgHtml( 'metadata' ) . '</a></li>';
242 wfRunHooks( 'ImagePageShowTOC', array( $this, &$r ) );
244 return '<ul id="filetoc">' . implode( "\n", $r ) . '</ul>';
248 * Make a table with metadata to be shown in the output page.
250 * FIXME: bad interface, see note on MediaHandler::formatMetadata().
252 * @param array $exif The array containing the EXIF data
255 protected function makeMetadataTable( $metadata ) {
256 $r = "<div class=\"mw-imagepage-section-metadata\">";
257 $r .= wfMsgNoTrans( 'metadata-help' );
258 $r .= "<table id=\"mw_metadata\" class=\"mw_metadata\">\n";
259 foreach ( $metadata as $type => $stuff ) {
260 foreach ( $stuff as $v ) {
261 # FIXME, why is this using escapeId for a class?!
262 $class = Sanitizer
::escapeId( $v['id'] );
263 if( $type == 'collapsed' ) {
264 $class .= ' collapsable';
266 $r .= "<tr class=\"$class\">\n";
267 $r .= "<th>{$v['name']}</th>\n";
268 $r .= "<td>{$v['value']}</td>\n</tr>";
271 $r .= "</table>\n</div>\n";
276 * Overloading Article's getContent method.
278 * Omit noarticletext if sharedupload; text will be fetched from the
279 * shared upload server if possible.
281 public function getContent() {
283 if( $this->img
&& !$this->img
->isLocal() && 0 == $this->getID() ) {
286 return Article
::getContent();
289 protected function openShowImage() {
290 global $wgOut, $wgUser, $wgImageLimits, $wgRequest,
291 $wgLang, $wgContLang, $wgEnableUploads;
295 $full_url = $this->displayImg
->getURL();
296 $linkAttribs = false;
297 $sizeSel = intval( $wgUser->getOption( 'imagesize') );
298 if( !isset( $wgImageLimits[$sizeSel] ) ) {
299 $sizeSel = User
::getDefaultOption( 'imagesize' );
301 // The user offset might still be incorrect, specially if
302 // $wgImageLimits got changed (see bug #8858).
303 if( !isset( $wgImageLimits[$sizeSel] ) ) {
304 // Default to the first offset in $wgImageLimits
308 $max = $wgImageLimits[$sizeSel];
310 $maxHeight = $max[1];
311 $sk = $wgUser->getSkin();
312 $dirmark = $wgContLang->getDirMark();
314 if( $this->displayImg
->exists() ) {
316 $page = $wgRequest->getIntOrNull( 'page' );
317 if( is_null( $page ) ) {
321 $params = array( 'page' => $page );
323 $width_orig = $this->displayImg
->getWidth();
324 $width = $width_orig;
325 $height_orig = $this->displayImg
->getHeight();
326 $height = $height_orig;
327 $mime = $this->displayImg
->getMimeType();
329 $linkAttribs = array( 'href' => $full_url );
330 $longDesc = $this->displayImg
->getLongDesc();
332 wfRunHooks( 'ImageOpenShowImageInlineBefore', array( &$this , &$wgOut ) ) ;
334 if( $this->displayImg
->allowInlineDisplay() ) {
337 # "Download high res version" link below the image
338 #$msgsize = wfMsgHtml('file-info-size', $width_orig, $height_orig, $sk->formatSize( $this->displayImg->getSize() ), $mime );
339 # We'll show a thumbnail of this image
340 if( $width > $maxWidth ||
$height > $maxHeight ) {
341 # Calculate the thumbnail size.
342 # First case, the limiting factor is the width, not the height.
343 if( $width / $height >= $maxWidth / $maxHeight ) {
344 $height = round( $height * $maxWidth / $width);
346 # Note that $height <= $maxHeight now.
348 $newwidth = floor( $width * $maxHeight / $height);
349 $height = round( $height * $newwidth / $width );
351 # Note that $height <= $maxHeight now, but might not be identical
352 # because of rounding.
354 $msgbig = wfMsgHtml( 'show-big-image' );
355 $msgsmall = wfMsgExt( 'show-big-image-thumb', 'parseinline',
356 $wgLang->formatNum( $width ),
357 $wgLang->formatNum( $height )
360 # Image is small enough to show full size on image page
361 $msgbig = htmlspecialchars( $this->displayImg
->getName() );
362 $msgsmall = wfMsgExt( 'file-nohires', array( 'parseinline' ) );
365 $params['width'] = $width;
366 $thumbnail = $this->displayImg
->transform( $params );
368 $anchorclose = "<br />";
369 if( $this->displayImg
->mustRender() ) {
374 '<br />' . Xml
::tags( 'a', $linkAttribs, $msgbig ) . "$dirmark " . $longDesc;
377 if( $this->displayImg
->isMultipage() ) {
378 $wgOut->addHTML( '<table class="multipageimage"><tr><td>' );
383 'alt' => $this->displayImg
->getTitle()->getPrefixedText(),
386 $wgOut->addHTML( '<div class="fullImageLink" id="file">' .
387 $thumbnail->toHtml( $options ) .
388 $anchorclose . "</div>\n" );
391 if( $this->displayImg
->isMultipage() ) {
392 $count = $this->displayImg
->pageCount();
395 $label = $wgOut->parse( wfMsg( 'imgmultipageprev' ), false );
400 array( 'page' => $page - 1 ),
401 array( 'known', 'noclasses' )
403 $thumb1 = $sk->makeThumbLinkObj( $this->mTitle
, $this->displayImg
, $link, $label, 'none',
404 array( 'page' => $page - 1 ) );
409 if( $page < $count ) {
410 $label = wfMsg( 'imgmultipagenext' );
415 array( 'page' => $page +
1 ),
416 array( 'known', 'noclasses' )
418 $thumb2 = $sk->makeThumbLinkObj( $this->mTitle
, $this->displayImg
, $link, $label, 'none',
419 array( 'page' => $page +
1 ) );
427 'name' => 'pageselector',
428 'action' => $wgScript,
429 'onchange' => 'document.pageselector.submit();',
433 for ( $i=1; $i <= $count; $i++
) {
434 $options[] = Xml
::option( $wgLang->formatNum($i), $i, $i == $page );
436 $select = Xml
::tags( 'select',
437 array( 'id' => 'pageselector', 'name' => 'page' ),
438 implode( "\n", $options ) );
441 '</td><td><div class="multipageimagenavbox">' .
442 Xml
::openElement( 'form', $formParams ) .
443 Xml
::hidden( 'title', $this->getTitle()->getPrefixedDbKey() ) .
444 wfMsgExt( 'imgmultigoto', array( 'parseinline', 'replaceafter' ), $select ) .
445 Xml
::submitButton( wfMsg( 'imgmultigo' ) ) .
446 Xml
::closeElement( 'form' ) .
447 "<hr />$thumb1\n$thumb2<br clear=\"all\" /></div></td></tr></table>"
451 #if direct link is allowed but it's not a renderable image, show an icon.
452 if( $this->displayImg
->isSafeFile() ) {
453 $icon= $this->displayImg
->iconThumb();
455 $wgOut->addHTML( '<div class="fullImageLink" id="file">' .
456 $icon->toHtml( array( 'file-link' => true ) ) .
465 $filename = wfEscapeWikiText( $this->displayImg
->getName() );
466 $medialink = "[[Media:$filename|$filename]]";
468 if( !$this->displayImg
->isSafeFile() ) {
469 $warning = wfMsgNoTrans( 'mediawarning' );
470 $wgOut->addWikiText( <<<EOT
471 <div class="fullMedia">
472 <span class="dangerousLink">{$medialink}</span>$dirmark
473 <span class="fileInfo">$longDesc</span>
475 <div class="mediaWarning">$warning</div>
479 $wgOut->addWikiText( <<<EOT
480 <div class="fullMedia">
481 {$medialink}{$dirmark}
482 <span class="fileInfo">$longDesc</span>
489 if( !$this->displayImg
->isLocal() ) {
490 $this->printSharedImageText();
493 # Image does not exist
494 if ( $wgEnableUploads && $wgUser->isAllowed( 'upload' ) ) {
495 // Only show an upload link if the user can upload
496 $uploadTitle = SpecialPage
::getTitleFor( 'Upload' );
498 'filepage-nofile-link',
499 $uploadTitle->getFullUrl( array( 'wpDestFile' => $this->img
->getName() ) )
504 $nofile = 'filepage-nofile';
506 $wgOut->setRobotPolicy( 'noindex,nofollow' );
507 $wgOut->wrapWikiMsg( "<div id='mw-imagepage-nofile' class='plainlinks'>\n$1\n</div>", $nofile );
512 * Show a notice that the file is from a shared repository
514 protected function printSharedImageText() {
519 $descUrl = $this->img
->getDescriptionUrl();
520 $descText = $this->img
->getDescriptionText();
522 $wrap = "<div class=\"sharedUploadNotice\">\n$1\n</div>\n";
523 $repo = $this->img
->getRepo()->getDisplayName();
526 if( $descUrl && $descText && wfMsgNoTrans( 'sharedupload-desc-here' ) !== '-' ) {
527 $wgOut->wrapWikiMsg( $wrap, array( 'sharedupload-desc-here', $repo, $descUrl ) );
528 } elseif ( $descUrl && wfMsgNoTrans( 'sharedupload-desc-there' ) !== '-' ) {
529 $wgOut->wrapWikiMsg( $wrap, array( 'sharedupload-desc-there', $repo, $descUrl ) );
531 $wgOut->wrapWikiMsg( $wrap, array( 'sharedupload', $repo ), ''/*BACKCOMPAT*/ );
535 $this->mExtraDescription
= $descText;
539 public function getUploadUrl() {
541 $uploadTitle = SpecialPage
::getTitleFor( 'Upload' );
542 return $uploadTitle->getFullUrl( array(
543 'wpDestFile' => $this->img
->getName(),
549 * Print out the various links at the bottom of the image page, e.g. reupload,
550 * external editing (and instructions link) etc.
552 protected function uploadLinksBox() {
553 global $wgUser, $wgOut, $wgEnableUploads;
555 if( !$wgEnableUploads ) { return; }
558 if( !$this->img
->isLocal() )
561 $sk = $wgUser->getSkin();
563 $wgOut->addHTML( "<br /><ul>\n" );
565 # "Upload a new version of this file" link
566 if( UploadBase
::userCanReUpload($wgUser,$this->img
->name
) ) {
567 $ulink = $sk->makeExternalLink( $this->getUploadUrl(), wfMsg( 'uploadnewversion-linktext' ) );
568 $wgOut->addHTML( "<li id=\"mw-imagepage-reupload-link\"><div class=\"plainlinks\">{$ulink}</div></li>\n" );
571 # External editing link
574 wfMsgHtml( 'edit-externally' ),
578 'externaledit' => 'true',
581 array( 'known', 'noclasses' )
583 $wgOut->addHTML( '<li id="mw-imagepage-edit-external">' . $elink . ' <small>' . wfMsgExt( 'edit-externally-help', array( 'parseinline' ) ) . "</small></li>\n" );
585 $wgOut->addHTML( "</ul>\n" );
588 protected function closeShowImage() {} # For overloading
591 * If the page we've just displayed is in the "Image" namespace,
592 * we follow it with an upload history of the image and its usage.
594 protected function imageHistory() {
595 global $wgOut, $wgUseExternalEditor;
598 $pager = new ImageHistoryPseudoPager( $this );
599 $wgOut->addHTML( $pager->getBody() );
601 $this->img
->resetHistory(); // free db resources
603 # Exist check because we don't want to show this on pages where an image
604 # doesn't exist along with the noimage message, that would suck. -ævar
605 if( $wgUseExternalEditor && $this->img
->exists() ) {
606 $this->uploadLinksBox();
610 protected function imageLinks() {
611 global $wgUser, $wgOut, $wgLang;
615 $dbr = wfGetDB( DB_SLAVE
);
618 array( 'imagelinks', 'page' ),
619 array( 'page_namespace', 'page_title' ),
620 array( 'il_to' => $this->mTitle
->getDBkey(), 'il_from = page_id' ),
622 array( 'LIMIT' => $limit +
1)
624 $count = $dbr->numRows( $res );
626 $wgOut->addHTML( "<div id='mw-imagepage-nolinkstoimage'>\n" );
627 $wgOut->addWikiMsg( 'nolinkstoimage' );
628 $wgOut->addHTML( "</div>\n" );
632 $wgOut->addHTML( "<div id='mw-imagepage-section-linkstoimage'>\n" );
633 if( $count <= $limit - 1 ) {
634 $wgOut->addWikiMsg( 'linkstoimage', $count );
636 // More links than the limit. Add a link to [[Special:Whatlinkshere]]
637 $wgOut->addWikiMsg( 'linkstoimage-more',
638 $wgLang->formatNum( $limit ),
639 $this->mTitle
->getPrefixedDBkey()
643 $wgOut->addHTML( "<ul class='mw-imagepage-linkstoimage'>\n" );
644 $sk = $wgUser->getSkin();
646 while ( $s = $res->fetchObject() ) {
648 if( $count <= $limit ) {
649 // We have not yet reached the extra one that tells us there is more to fetch
651 Title
::makeTitle( $s->page_namespace
, $s->page_title
),
655 array( 'known', 'noclasses' )
657 $wgOut->addHTML( "<li>{$link}</li>\n" );
660 $wgOut->addHTML( "</ul>\n" );
663 // Add a links to [[Special:Whatlinkshere]]
664 if( $count > $limit )
665 $wgOut->addWikiMsg( 'morelinkstoimage', $this->mTitle
->getPrefixedDBkey() );
666 $wgOut->addHTML( "</div>\n" );
669 protected function imageRedirects() {
670 global $wgUser, $wgOut, $wgLang;
672 $redirects = $this->getTitle()->getRedirectsHere( NS_FILE
);
673 if( count( $redirects ) == 0 ) return;
675 $wgOut->addHTML( "<div id='mw-imagepage-section-redirectstofile'>\n" );
676 $wgOut->addWikiMsg( 'redirectstofile',
677 $wgLang->formatNum( count( $redirects ) )
679 $wgOut->addHTML( "<ul class='mw-imagepage-redirectstofile'>\n" );
681 $sk = $wgUser->getSkin();
682 foreach ( $redirects as $title ) {
687 array( 'redirect' => 'no' ),
688 array( 'known', 'noclasses' )
690 $wgOut->addHTML( "<li>{$link}</li>\n" );
692 $wgOut->addHTML( "</ul></div>\n" );
696 protected function imageDupes() {
697 global $wgOut, $wgUser, $wgLang;
701 $dupes = $this->getDuplicates();
702 if( count( $dupes ) == 0 ) return;
704 $wgOut->addHTML( "<div id='mw-imagepage-section-duplicates'>\n" );
705 $wgOut->addWikiMsg( 'duplicatesoffile',
706 $wgLang->formatNum( count( $dupes ) ), $this->mTitle
->getDBkey()
708 $wgOut->addHTML( "<ul class='mw-imagepage-duplicates'>\n" );
710 $sk = $wgUser->getSkin();
711 foreach ( $dupes as $file ) {
713 if( $file->isLocal() ) {
719 array( 'known', 'noclasses' )
722 $link = $sk->makeExternalLink( $file->getDescriptionUrl(),
723 $file->getTitle()->getPrefixedText() );
724 $fromSrc = wfMsg( 'shared-repo-from', $file->getRepo()->getDisplayName() );
726 $wgOut->addHTML( "<li>{$link} {$fromSrc}</li>\n" );
728 $wgOut->addHTML( "</ul></div>\n" );
732 * Delete the file, or an earlier version of it
734 public function delete() {
735 global $wgUploadMaintenance;
736 if( $wgUploadMaintenance && $this->mTitle
&& $this->mTitle
->getNamespace() == NS_FILE
) {
738 $wgOut->wrapWikiMsg( "<div class='error'>\n$1</div>\n", array( 'filedelete-maintenance' ) );
743 if( !$this->img
->exists() ||
!$this->img
->isLocal() ||
$this->img
->getRedirected() ) {
744 // Standard article deletion
748 $deleter = new FileDeleteForm( $this->img
);
753 * Revert the file to an earlier version
755 public function revert() {
757 $reverter = new FileRevertForm( $this->img
);
758 $reverter->execute();
762 * Override handling of action=purge
764 public function doPurge() {
766 if( $this->img
->exists() ) {
767 wfDebug( "ImagePage::doPurge purging " . $this->img
->getName() . "\n" );
768 $update = new HTMLCacheUpdate( $this->mTitle
, 'imagelinks' );
770 $this->img
->upgradeRow();
771 $this->img
->purgeCache();
773 wfDebug( "ImagePage::doPurge no image for " . $this->img
->getName() . "; limiting purge to cache only\n" );
774 // even if the file supposedly doesn't exist, force any cached information
775 // to be updated (in case the cached information is wrong)
776 $this->img
->purgeCache();
782 * Display an error with a wikitext description
784 function showError( $description ) {
786 $wgOut->setPageTitle( wfMsg( "internalerror" ) );
787 $wgOut->setRobotPolicy( "noindex,nofollow" );
788 $wgOut->setArticleRelated( false );
789 $wgOut->enableClientCache( false );
790 $wgOut->addWikiText( $description );
796 * Builds the image revision log shown on image pages
800 class ImageHistoryList
{
802 protected $imagePage, $img, $skin, $title, $repo, $showThumb;
804 public function __construct( $imagePage ) {
805 global $wgUser, $wgShowArchiveThumbnails;
806 $this->skin
= $wgUser->getSkin();
807 $this->current
= $imagePage->getFile();
808 $this->img
= $imagePage->getDisplayedFile();
809 $this->title
= $imagePage->getTitle();
810 $this->imagePage
= $imagePage;
811 $this->showThumb
= $wgShowArchiveThumbnails && $this->img
->canRender();
814 public function getImagePage() {
815 return $this->imagePage
;
818 public function getSkin() {
822 public function getFile() {
826 public function beginImageHistoryList( $navLinks = '' ) {
827 global $wgOut, $wgUser;
828 return Xml
::element( 'h2', array( 'id' => 'filehistory' ), wfMsg( 'filehist' ) ) . "\n"
829 . "<div id=\"mw-imagepage-section-filehistory\">\n"
830 . $wgOut->parse( wfMsgNoTrans( 'filehist-help' ) )
832 . Xml
::openElement( 'table', array( 'class' => 'wikitable filehistory' ) ) . "\n"
834 . ( $this->current
->isLocal() && ($wgUser->isAllowed('delete') ||
$wgUser->isAllowed('deletedhistory') ) ?
'<td></td>' : '' )
835 . '<th>' . wfMsgHtml( 'filehist-datetime' ) . '</th>'
836 . ( $this->showThumb ?
'<th>' . wfMsgHtml( 'filehist-thumb' ) . '</th>' : '' )
837 . '<th>' . wfMsgHtml( 'filehist-dimensions' ) . '</th>'
838 . '<th>' . wfMsgHtml( 'filehist-user' ) . '</th>'
839 . '<th>' . wfMsgHtml( 'filehist-comment' ) . '</th>'
843 public function endImageHistoryList( $navLinks = '' ) {
844 return "</table>\n$navLinks\n</div>\n";
847 public function imageHistoryLine( $iscur, $file ) {
848 global $wgUser, $wgLang, $wgContLang, $wgTitle;
850 $timestamp = wfTimestamp(TS_MW
, $file->getTimestamp());
851 $img = $iscur ?
$file->getName() : $file->getArchiveName();
852 $user = $file->getUser('id');
853 $usertext = $file->getUser('text');
854 $description = $file->getDescription();
856 $local = $this->current
->isLocal();
857 $row = $css = $selected = '';
860 if( $local && ($wgUser->isAllowed('delete') ||
$wgUser->isAllowed('deletedhistory') ) ) {
862 # Link to remove from history
863 if( $wgUser->isAllowed( 'delete' ) ) {
864 $q = array( 'action' => 'delete' );
866 $q['oldimage'] = $img;
867 $row .= $this->skin
->link(
869 wfMsgHtml( $iscur ?
'filehist-deleteall' : 'filehist-deleteone' ),
870 array(), $q, array( 'known' )
873 # Link to hide content. Don't show useless link to people who cannot hide revisions.
874 $canHide = $wgUser->isAllowed( 'deleterevision' );
875 if( $canHide ||
($wgUser->isAllowed('deletedhistory') && $file->getVisibility()) ) {
876 if( $wgUser->isAllowed('delete') ) {
879 // If file is top revision or locked from this user, don't link
880 if( $iscur ||
!$file->userCan(File
::DELETED_RESTRICTED
) ) {
881 $del = $this->skin
->revDeleteLinkDisabled( $canHide );
883 list( $ts, $name ) = explode( '!', $img, 2 );
885 'type' => 'oldimage',
886 'target' => $wgTitle->getPrefixedText(),
889 $del = $this->skin
->revDeleteLink( $query,
890 $file->isDeleted(File
::DELETED_RESTRICTED
), $canHide );
897 // Reversion link/current indicator
900 $row .= wfMsgHtml( 'filehist-current' );
901 } elseif( $local && $wgUser->isLoggedIn() && $this->title
->userCan( 'edit' ) ) {
902 if( $file->isDeleted(File
::DELETED_FILE
) ) {
903 $row .= wfMsgHtml('filehist-revert');
905 $row .= $this->skin
->link(
907 wfMsgHtml( 'filehist-revert' ),
910 'action' => 'revert',
912 'wpEditToken' => $wgUser->editToken( $img )
914 array( 'known', 'noclasses' )
920 // Date/time and image link
921 if( $file->getTimestamp() === $this->img
->getTimestamp() ) {
922 $selected = "class='filehistory-selected'";
924 $row .= "<td $selected style='white-space: nowrap;'>";
925 if( !$file->userCan(File
::DELETED_FILE
) ) {
926 # Don't link to unviewable files
927 $row .= '<span class="history-deleted">' . $wgLang->timeAndDate( $timestamp, true ) . '</span>';
928 } elseif( $file->isDeleted(File
::DELETED_FILE
) ) {
929 $revdel = SpecialPage
::getTitleFor( 'Revisiondelete' );
930 # Make a link to review the image
931 $url = $this->skin
->link(
933 $wgLang->timeAndDate( $timestamp, true ),
936 'target' => $wgTitle->getPrefixedText(),
938 'token' => $wgUser->editToken( $img )
940 array( 'known', 'noclasses' )
942 $row .= '<span class="history-deleted">'.$url.'</span>';
944 $url = $iscur ?
$this->current
->getUrl() : $this->current
->getArchiveUrl( $img );
945 $row .= Xml
::element( 'a', array( 'href' => $url ), $wgLang->timeAndDate( $timestamp, true ) );
950 if ( $this->showThumb
) {
951 $row .= '<td>' . $this->getThumbForLine( $file ) . '</td>';
954 // Image dimensions + size
956 $row .= htmlspecialchars( $file->getDimensionsString() );
957 $row .= " <span style='white-space: nowrap;'>(" . $this->skin
->formatSize( $file->getSize() ) . ')</span>';
963 // Hide deleted usernames
964 if( $file->isDeleted(File
::DELETED_USER
) ) {
965 $row .= '<span class="history-deleted">' . wfMsgHtml( 'rev-deleted-user' ) . '</span>';
967 $row .= $this->skin
->userLink( $user, $usertext ) . " <span style='white-space: nowrap;'>" .
968 $this->skin
->userToolLinks( $user, $usertext ) . "</span>";
971 $row .= htmlspecialchars( $usertext );
975 // Don't show deleted descriptions
976 if( $file->isDeleted(File
::DELETED_COMMENT
) ) {
977 $row .= '<span class="history-deleted">' . wfMsgHtml('rev-deleted-comment') . '</span>';
979 $row .= $this->skin
->commentBlock( $description, $this->title
);
983 wfRunHooks( 'ImagePageFileHistoryLine', array( $this, $file, &$row, &$rowClass ) );
984 $classAttr = $rowClass ?
" class='$rowClass'" : "";
986 return "<tr{$classAttr}>{$row}</tr>\n";
989 protected function getThumbForLine( $file ) {
992 if( $file->allowInlineDisplay() && $file->userCan( File
::DELETED_FILE
) && !$file->isDeleted( File
::DELETED_FILE
) ) {
997 $timestamp = wfTimestamp(TS_MW
, $file->getTimestamp());
999 $thumbnail = $file->transform( $params );
1001 'alt' => wfMsg( 'filehist-thumbtext',
1002 $wgLang->timeAndDate( $timestamp, true ),
1003 $wgLang->date( $timestamp, true ),
1004 $wgLang->time( $timestamp, true ) ),
1005 'file-link' => true,
1008 if ( !$thumbnail ) return wfMsgHtml( 'filehist-nothumb' );
1010 return $thumbnail->toHtml( $options );
1012 return wfMsgHtml( 'filehist-nothumb' );
1017 class ImageHistoryPseudoPager
extends ReverseChronologicalPager
{
1018 function __construct( $imagePage ) {
1019 parent
::__construct();
1020 $this->mImagePage
= $imagePage;
1021 $this->mTitle
= clone( $imagePage->getTitle() );
1022 $this->mTitle
->setFragment( '#filehistory' );
1024 $this->mHist
= array();
1025 $this->mRange
= array( 0, 0 ); // display range
1028 function getTitle() {
1029 return $this->mTitle
;
1032 function getQueryInfo() {
1036 function getIndexField() {
1040 function formatRow( $row ) {
1044 function getBody() {
1047 if( count($this->mHist
) ) {
1048 $list = new ImageHistoryList( $this->mImagePage
);
1049 # Generate prev/next links
1050 $navLink = $this->getNavigationBar();
1051 $s = $list->beginImageHistoryList($navLink);
1052 // Skip rows there just for paging links
1053 for( $i = $this->mRange
[0]; $i <= $this->mRange
[1]; $i++
) {
1054 $file = $this->mHist
[$i];
1055 $s .= $list->imageHistoryLine( !$file->isOld(), $file );
1057 $s .= $list->endImageHistoryList($navLink);
1062 function doQuery() {
1063 if( $this->mQueryDone
) return;
1064 $this->mImg
= $this->mImagePage
->getFile(); // ensure loading
1065 if( !$this->mImg
->exists() ) {
1068 $queryLimit = $this->mLimit +
1; // limit plus extra row
1069 if( $this->mIsBackwards
) {
1070 // Fetch the file history
1071 $this->mHist
= $this->mImg
->getHistory($queryLimit,null,$this->mOffset
,false);
1072 // The current rev may not meet the offset/limit
1073 $numRows = count($this->mHist
);
1074 if( $numRows <= $this->mLimit
&& $this->mImg
->getTimestamp() > $this->mOffset
) {
1075 $this->mHist
= array_merge( array($this->mImg
), $this->mHist
);
1078 // The current rev may not meet the offset
1079 if( !$this->mOffset ||
$this->mImg
->getTimestamp() < $this->mOffset
) {
1080 $this->mHist
[] = $this->mImg
;
1082 // Old image versions (fetch extra row for nav links)
1083 $oiLimit = count($this->mHist
) ?
$this->mLimit
: $this->mLimit+
1;
1084 // Fetch the file history
1085 $this->mHist
= array_merge( $this->mHist
,
1086 $this->mImg
->getHistory($oiLimit,$this->mOffset
,null,false) );
1088 $numRows = count($this->mHist
); // Total number of query results
1090 # Index value of top item in the list
1091 $firstIndex = $this->mIsBackwards ?
1092 $this->mHist
[$numRows-1]->getTimestamp() : $this->mHist
[0]->getTimestamp();
1093 # Discard the extra result row if there is one
1094 if( $numRows > $this->mLimit
&& $numRows > 1 ) {
1095 if( $this->mIsBackwards
) {
1096 # Index value of item past the index
1097 $this->mPastTheEndIndex
= $this->mHist
[0]->getTimestamp();
1098 # Index value of bottom item in the list
1099 $lastIndex = $this->mHist
[1]->getTimestamp();
1101 $this->mRange
= array( 1, $numRows-1 );
1103 # Index value of item past the index
1104 $this->mPastTheEndIndex
= $this->mHist
[$numRows-1]->getTimestamp();
1105 # Index value of bottom item in the list
1106 $lastIndex = $this->mHist
[$numRows-2]->getTimestamp();
1108 $this->mRange
= array( 0, $numRows-2 );
1111 # Setting indexes to an empty string means that they will be
1112 # omitted if they would otherwise appear in URLs. It just so
1113 # happens that this is the right thing to do in the standard
1114 # UI, in all the relevant cases.
1115 $this->mPastTheEndIndex
= '';
1116 # Index value of bottom item in the list
1117 $lastIndex = $this->mIsBackwards ?
1118 $this->mHist
[0]->getTimestamp() : $this->mHist
[$numRows-1]->getTimestamp();
1120 $this->mRange
= array( 0, $numRows-1 );
1125 $this->mPastTheEndIndex
= '';
1127 if( $this->mIsBackwards
) {
1128 $this->mIsFirst
= ( $numRows < $queryLimit );
1129 $this->mIsLast
= ( $this->mOffset
== '' );
1130 $this->mLastShown
= $firstIndex;
1131 $this->mFirstShown
= $lastIndex;
1133 $this->mIsFirst
= ( $this->mOffset
== '' );
1134 $this->mIsLast
= ( $numRows < $queryLimit );
1135 $this->mLastShown
= $lastIndex;
1136 $this->mFirstShown
= $firstIndex;
1138 $this->mQueryDone
= true;