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 if( $wgShowEXIF && $this->displayImg
->exists() ) {
89 // FIXME: bad interface, see note on MediaHandler::formatMetadata().
90 $formattedMetadata = $this->displayImg
->formatMetadata();
91 $showmeta = $formattedMetadata !== false;
96 if( !$diff && $this->displayImg
->exists() )
97 $wgOut->addHTML( $this->showTOC($showmeta) );
100 $this->openShowImage();
102 # No need to display noarticletext, we use our own message, output in openShowImage()
103 if( $this->getID() ) {
106 # Just need to set the right headers
107 $wgOut->setArticleFlag( true );
108 $wgOut->setPageTitle( $this->mTitle
->getPrefixedText() );
109 $this->viewUpdates();
112 # Show shared description, if needed
113 if( $this->mExtraDescription
) {
114 $fol = wfMsgNoTrans( 'shareddescriptionfollows' );
115 if( $fol != '-' && !wfEmptyMsg( 'shareddescriptionfollows', $fol ) ) {
116 $wgOut->addWikiText( $fol );
118 $wgOut->addHTML( '<div id="shared-image-desc">' . $this->mExtraDescription
. '</div>' );
121 $this->closeShowImage();
122 $this->imageHistory();
123 // TODO: Cleanup the following
125 $wgOut->addHTML( Xml
::element( 'h2',
126 array( 'id' => 'filelinks' ),
127 wfMsg( 'imagelinks' ) ) . "\n" );
129 # TODO! FIXME! For some freaky reason, we can't redirect to foreign images.
130 # Yet we return metadata about the target. Definitely an issue in the FileRepo
131 $this->imageRedirects();
135 global $wgStylePath, $wgStyleVersion;
136 $expand = htmlspecialchars( Xml
::escapeJsString( wfMsg( 'metadata-expand' ) ) );
137 $collapse = htmlspecialchars( Xml
::escapeJsString( wfMsg( 'metadata-collapse' ) ) );
138 $wgOut->addHTML( Xml
::element( 'h2', array( 'id' => 'metadata' ), wfMsg( 'metadata' ) ). "\n" );
139 $wgOut->addWikiText( $this->makeMetadataTable( $formattedMetadata ) );
140 $wgOut->addScriptFile( 'metadata.js' );
142 "<script type=\"text/javascript\">attachMetadataToggle('mw_metadata', '$expand', '$collapse');</script>\n" );
146 public function getRedirectTarget() {
148 if( $this->img
->isLocal() ) {
149 return parent
::getRedirectTarget();
151 // Foreign image page
152 $from = $this->img
->getRedirected();
153 $to = $this->img
->getName();
157 return $this->mRedirectTarget
= Title
::makeTitle( NS_FILE
, $to );
159 public function followRedirect() {
161 if( $this->img
->isLocal() ) {
162 return parent
::followRedirect();
164 $from = $this->img
->getRedirected();
165 $to = $this->img
->getName();
169 return Title
::makeTitle( NS_FILE
, $to );
171 public function isRedirect( $text = false ) {
173 if( $this->img
->isLocal() )
174 return parent
::isRedirect( $text );
176 return (bool)$this->img
->getRedirected();
179 public function isLocal() {
181 return $this->img
->isLocal();
184 public function getFile() {
189 public function getDisplayedFile() {
191 return $this->displayImg
;
194 public function getDuplicates() {
196 if( !is_null($this->dupes
) ) {
199 if( !( $hash = $this->img
->getSha1() ) ) {
200 return $this->dupes
= array();
202 $dupes = RepoGroup
::singleton()->findBySha1( $hash );
203 // Remove duplicates with self and non matching file sizes
204 $self = $this->img
->getRepoName().':'.$this->img
->getName();
205 $size = $this->img
->getSize();
206 foreach ( $dupes as $index => $file ) {
207 $key = $file->getRepoName().':'.$file->getName();
209 unset( $dupes[$index] );
210 if( $file->getSize() != $size )
211 unset( $dupes[$index] );
213 return $this->dupes
= $dupes;
221 * @param bool $metadata Whether or not to show the metadata link
224 protected function showTOC( $metadata ) {
226 $r = '<ul id="filetoc">
227 <li><a href="#file">' . $wgLang->getNsText( NS_FILE
) . '</a></li>
228 <li><a href="#filehistory">' . wfMsgHtml( 'filehist' ) . '</a></li>
229 <li><a href="#filelinks">' . wfMsgHtml( 'imagelinks' ) . '</a></li>' .
230 ($metadata ?
' <li><a href="#metadata">' . wfMsgHtml( 'metadata' ) . '</a></li>' : '') . '
236 * Make a table with metadata to be shown in the output page.
238 * FIXME: bad interface, see note on MediaHandler::formatMetadata().
240 * @param array $exif The array containing the EXIF data
243 protected function makeMetadataTable( $metadata ) {
244 $r = wfMsg( 'metadata-help' ) . "\n\n";
245 $r .= "{| id=mw_metadata class=mw_metadata\n";
246 foreach ( $metadata as $type => $stuff ) {
247 foreach ( $stuff as $v ) {
248 # FIXME, why is this using escapeId for a class?!
249 $class = Sanitizer
::escapeId( $v['id'] );
250 if( $type == 'collapsed' ) {
251 $class .= ' collapsable';
253 $r .= "|- class=\"$class\"\n";
254 $r .= "!| {$v['name']}\n";
255 $r .= "|| {$v['value']}\n";
263 * Overloading Article's getContent method.
265 * Omit noarticletext if sharedupload; text will be fetched from the
266 * shared upload server if possible.
268 public function getContent() {
270 if( $this->img
&& !$this->img
->isLocal() && 0 == $this->getID() ) {
273 return Article
::getContent();
276 protected function openShowImage() {
277 global $wgOut, $wgUser, $wgImageLimits, $wgRequest, $wgLang, $wgContLang;
281 $full_url = $this->displayImg
->getURL();
282 $linkAttribs = false;
283 $sizeSel = intval( $wgUser->getOption( 'imagesize') );
284 if( !isset( $wgImageLimits[$sizeSel] ) ) {
285 $sizeSel = User
::getDefaultOption( 'imagesize' );
287 // The user offset might still be incorrect, specially if
288 // $wgImageLimits got changed (see bug #8858).
289 if( !isset( $wgImageLimits[$sizeSel] ) ) {
290 // Default to the first offset in $wgImageLimits
294 $max = $wgImageLimits[$sizeSel];
296 $maxHeight = $max[1];
297 $sk = $wgUser->getSkin();
298 $dirmark = $wgContLang->getDirMark();
300 if( $this->displayImg
->exists() ) {
302 $page = $wgRequest->getIntOrNull( 'page' );
303 if( is_null( $page ) ) {
307 $params = array( 'page' => $page );
309 $width_orig = $this->displayImg
->getWidth();
310 $width = $width_orig;
311 $height_orig = $this->displayImg
->getHeight();
312 $height = $height_orig;
313 $mime = $this->displayImg
->getMimeType();
315 $linkAttribs = array( 'href' => $full_url );
316 $longDesc = $this->displayImg
->getLongDesc();
318 wfRunHooks( 'ImageOpenShowImageInlineBefore', array( &$this , &$wgOut ) ) ;
320 if( $this->displayImg
->allowInlineDisplay() ) {
323 # "Download high res version" link below the image
324 #$msgsize = wfMsgHtml('file-info-size', $width_orig, $height_orig, $sk->formatSize( $this->displayImg->getSize() ), $mime );
325 # We'll show a thumbnail of this image
326 if( $width > $maxWidth ||
$height > $maxHeight ) {
327 # Calculate the thumbnail size.
328 # First case, the limiting factor is the width, not the height.
329 if( $width / $height >= $maxWidth / $maxHeight ) {
330 $height = round( $height * $maxWidth / $width);
332 # Note that $height <= $maxHeight now.
334 $newwidth = floor( $width * $maxHeight / $height);
335 $height = round( $height * $newwidth / $width );
337 # Note that $height <= $maxHeight now, but might not be identical
338 # because of rounding.
340 $msgbig = wfMsgHtml( 'show-big-image' );
341 $msgsmall = wfMsgExt( 'show-big-image-thumb', 'parseinline',
342 $wgLang->formatNum( $width ),
343 $wgLang->formatNum( $height )
346 # Image is small enough to show full size on image page
347 $msgbig = htmlspecialchars( $this->displayImg
->getName() );
348 $msgsmall = wfMsgExt( 'file-nohires', array( 'parseinline' ) );
351 $params['width'] = $width;
352 $thumbnail = $this->displayImg
->transform( $params );
354 $anchorclose = "<br />";
355 if( $this->displayImg
->mustRender() ) {
360 '<br />' . Xml
::tags( 'a', $linkAttribs, $msgbig ) . "$dirmark " . $longDesc;
363 if( $this->displayImg
->isMultipage() ) {
364 $wgOut->addHTML( '<table class="multipageimage"><tr><td>' );
369 'alt' => $this->displayImg
->getTitle()->getPrefixedText(),
372 $wgOut->addHTML( '<div class="fullImageLink" id="file">' .
373 $thumbnail->toHtml( $options ) .
374 $anchorclose . '</div>' );
377 if( $this->displayImg
->isMultipage() ) {
378 $count = $this->displayImg
->pageCount();
381 $label = $wgOut->parse( wfMsg( 'imgmultipageprev' ), false );
382 $link = $sk->makeKnownLinkObj( $this->mTitle
, $label, 'page='. ($page-1) );
383 $thumb1 = $sk->makeThumbLinkObj( $this->mTitle
, $this->displayImg
, $link, $label, 'none',
384 array( 'page' => $page - 1 ) );
389 if( $page < $count ) {
390 $label = wfMsg( 'imgmultipagenext' );
391 $link = $sk->makeKnownLinkObj( $this->mTitle
, $label, 'page='. ($page+
1) );
392 $thumb2 = $sk->makeThumbLinkObj( $this->mTitle
, $this->displayImg
, $link, $label, 'none',
393 array( 'page' => $page +
1 ) );
401 'name' => 'pageselector',
402 'action' => $wgScript,
403 'onchange' => 'document.pageselector.submit();',
407 for ( $i=1; $i <= $count; $i++
) {
408 $options[] = Xml
::option( $wgLang->formatNum($i), $i, $i == $page );
410 $select = Xml
::tags( 'select',
411 array( 'id' => 'pageselector', 'name' => 'page' ),
412 implode( "\n", $options ) );
415 '</td><td><div class="multipageimagenavbox">' .
416 Xml
::openElement( 'form', $formParams ) .
417 Xml
::hidden( 'title', $this->getTitle()->getPrefixedDbKey() ) .
418 wfMsgExt( 'imgmultigoto', array( 'parseinline', 'replaceafter' ), $select ) .
419 Xml
::submitButton( wfMsg( 'imgmultigo' ) ) .
420 Xml
::closeElement( 'form' ) .
421 "<hr />$thumb1\n$thumb2<br clear=\"all\" /></div></td></tr></table>"
425 #if direct link is allowed but it's not a renderable image, show an icon.
426 if( $this->displayImg
->isSafeFile() ) {
427 $icon= $this->displayImg
->iconThumb();
429 $wgOut->addHTML( '<div class="fullImageLink" id="file">' .
430 $icon->toHtml( array( 'desc-link' => true ) ) .
439 $filename = wfEscapeWikiText( $this->displayImg
->getName() );
441 if( !$this->displayImg
->isSafeFile() ) {
442 $warning = wfMsgNoTrans( 'mediawarning' );
443 $wgOut->addWikiText( <<<EOT
444 <div class="fullMedia">
445 <span class="dangerousLink">[[Media:$filename|$filename]]</span>$dirmark
446 <span class="fileInfo"> $longDesc</span>
449 <div class="mediaWarning">$warning</div>
453 $wgOut->addWikiText( <<<EOT
454 <div class="fullMedia">
455 [[Media:$filename|$filename]]$dirmark <span class="fileInfo"> $longDesc</span>
462 if( !$this->displayImg
->isLocal() ) {
463 $this->printSharedImageText();
466 # Image does not exist
468 $title = SpecialPage
::getTitleFor( 'Upload' );
469 $link = $sk->makeKnownLinkObj($title, wfMsgHtml('noimage-linktext'),
470 'wpDestFile=' . urlencode( $this->displayImg
->getName() ) );
471 $wgOut->setRobotPolicy( 'noindex,nofollow' );
472 $wgOut->addHTML( wfMsgWikiHtml( 'noimage', $link ) );
477 * Show a notice that the file is from a shared repository
479 protected function printSharedImageText() {
480 global $wgOut, $wgUser;
484 $descUrl = $this->img
->getDescriptionUrl();
485 $descText = $this->img
->getDescriptionText();
488 $sk = $wgUser->getSkin();
489 $link = $sk->makeExternalLink( $descUrl, wfMsg( 'shareduploadwiki-linktext' ) );
490 $msg = ( $descText ) ?
'shareduploadwiki-desc' : 'shareduploadwiki';
491 $msg = wfMsgExt( $msg, array( 'parseinline', 'replaceafter' ), $link );
496 $s = "<div class='sharedUploadNotice'>";
497 $s .= wfMsgWikiHtml( 'sharedupload', $this->img
->getRepo()->getDisplayName(), $msg );
499 $wgOut->addHTML( $s );
502 $this->mExtraDescription
= $descText;
506 public function getUploadUrl() {
508 $uploadTitle = SpecialPage
::getTitleFor( 'Upload' );
509 return $uploadTitle->getFullUrl( 'wpDestFile=' . urlencode( $this->img
->getName() ) . '&wpForReUpload=1' );
513 * Print out the various links at the bottom of the image page, e.g. reupload,
514 * external editing (and instructions link) etc.
516 protected function uploadLinksBox() {
517 global $wgUser, $wgOut;
520 if( !$this->img
->isLocal() )
523 $sk = $wgUser->getSkin();
525 $wgOut->addHTML( '<br /><ul>' );
527 # "Upload a new version of this file" link
528 if( UploadForm
::userCanReUpload($wgUser,$this->img
->name
) ) {
529 $ulink = $sk->makeExternalLink( $this->getUploadUrl(), wfMsg( 'uploadnewversion-linktext' ) );
530 $wgOut->addHTML( "<li><div class='plainlinks'>{$ulink}</div></li>" );
533 # External editing link
534 $elink = $sk->makeKnownLinkObj( $this->mTitle
, wfMsgHtml( 'edit-externally' ), 'action=edit&externaledit=true&mode=file' );
535 $wgOut->addHTML( '<li>' . $elink . ' <small>' . wfMsgExt( 'edit-externally-help', array( 'parseinline' ) ) . '</small></li>' );
537 $wgOut->addHTML( '</ul>' );
540 protected function closeShowImage() {} # For overloading
543 * If the page we've just displayed is in the "Image" namespace,
544 * we follow it with an upload history of the image and its usage.
546 protected function imageHistory() {
547 global $wgOut, $wgUseExternalEditor;
550 $pager = new ImageHistoryPseudoPager( $this );
551 $wgOut->addHTML( $pager->getBody() );
553 $this->img
->resetHistory(); // free db resources
555 # Exist check because we don't want to show this on pages where an image
556 # doesn't exist along with the noimage message, that would suck. -ævar
557 if( $wgUseExternalEditor && $this->img
->exists() ) {
558 $this->uploadLinksBox();
562 protected function imageLinks() {
563 global $wgUser, $wgOut, $wgLang;
567 $dbr = wfGetDB( DB_SLAVE
);
570 array( 'imagelinks', 'page' ),
571 array( 'page_namespace', 'page_title' ),
572 array( 'il_to' => $this->mTitle
->getDBkey(), 'il_from = page_id' ),
574 array( 'LIMIT' => $limit +
1)
576 $count = $dbr->numRows( $res );
578 $wgOut->addHTML( "<div id='mw-imagepage-nolinkstoimage'>\n" );
579 $wgOut->addWikiMsg( 'nolinkstoimage' );
580 $wgOut->addHTML( "</div>\n" );
584 $wgOut->addHTML( "<div id='mw-imagepage-section-linkstoimage'>\n" );
585 if( $count <= $limit - 1 ) {
586 $wgOut->addWikiMsg( 'linkstoimage', $count );
588 // More links than the limit. Add a link to [[Special:Whatlinkshere]]
589 $wgOut->addWikiMsg( 'linkstoimage-more',
590 $wgLang->formatNum( $limit ),
591 $this->mTitle
->getPrefixedDBkey()
595 $wgOut->addHTML( "<ul class='mw-imagepage-linkstoimage'>\n" );
596 $sk = $wgUser->getSkin();
598 while ( $s = $res->fetchObject() ) {
600 if( $count <= $limit ) {
601 // We have not yet reached the extra one that tells us there is more to fetch
602 $name = Title
::makeTitle( $s->page_namespace
, $s->page_title
);
603 $link = $sk->makeKnownLinkObj( $name, "" );
604 $wgOut->addHTML( "<li>{$link}</li>\n" );
607 $wgOut->addHTML( "</ul></div>\n" );
610 // Add a links to [[Special:Whatlinkshere]]
611 if( $count > $limit )
612 $wgOut->addWikiMsg( 'morelinkstoimage', $this->mTitle
->getPrefixedDBkey() );
615 protected function imageRedirects() {
616 global $wgUser, $wgOut, $wgLang;
618 $redirects = $this->getTitle()->getRedirectsHere( NS_FILE
);
619 if( count( $redirects ) == 0 ) return;
621 $wgOut->addHTML( "<div id='mw-imagepage-section-redirectstofile'>\n" );
622 $wgOut->addWikiMsg( 'redirectstofile',
623 $wgLang->formatNum( count( $redirects ) )
625 $wgOut->addHTML( "<ul class='mw-imagepage-redirectstofile'>\n" );
627 $sk = $wgUser->getSkin();
628 foreach ( $redirects as $title ) {
629 $link = $sk->makeKnownLinkObj( $title, "", "redirect=no" );
630 $wgOut->addHTML( "<li>{$link}</li>\n" );
632 $wgOut->addHTML( "</ul></div>\n" );
636 protected function imageDupes() {
637 global $wgOut, $wgUser, $wgLang;
641 $dupes = $this->getDuplicates();
642 if( count( $dupes ) == 0 ) return;
644 $wgOut->addHTML( "<div id='mw-imagepage-section-duplicates'>\n" );
645 $wgOut->addWikiMsg( 'duplicatesoffile',
646 $wgLang->formatNum( count( $dupes ) ), $this->mTitle
->getDBkey()
648 $wgOut->addHTML( "<ul class='mw-imagepage-duplicates'>\n" );
650 $sk = $wgUser->getSkin();
651 foreach ( $dupes as $file ) {
653 if( $file->isLocal() )
654 $link = $sk->makeKnownLinkObj( $file->getTitle(), "" );
656 $link = $sk->makeExternalLink( $file->getDescriptionUrl(),
657 $file->getTitle()->getPrefixedText() );
658 $fromSrc = wfMsg( 'shared-repo-from', $file->getRepo()->getDisplayName() );
660 $wgOut->addHTML( "<li>{$link} {$fromSrc}</li>\n" );
662 $wgOut->addHTML( "</ul></div>\n" );
666 * Delete the file, or an earlier version of it
668 public function delete() {
670 if( !$this->img
->exists() ||
!$this->img
->isLocal() ||
$this->img
->getRedirected() ) {
671 // Standard article deletion
675 $deleter = new FileDeleteForm( $this->img
);
680 * Revert the file to an earlier version
682 public function revert() {
684 $reverter = new FileRevertForm( $this->img
);
685 $reverter->execute();
689 * Override handling of action=purge
691 public function doPurge() {
693 if( $this->img
->exists() ) {
694 wfDebug( "ImagePage::doPurge purging " . $this->img
->getName() . "\n" );
695 $update = new HTMLCacheUpdate( $this->mTitle
, 'imagelinks' );
697 $this->img
->upgradeRow();
698 $this->img
->purgeCache();
700 wfDebug( "ImagePage::doPurge no image\n" );
706 * Display an error with a wikitext description
708 function showError( $description ) {
710 $wgOut->setPageTitle( wfMsg( "internalerror" ) );
711 $wgOut->setRobotPolicy( "noindex,nofollow" );
712 $wgOut->setArticleRelated( false );
713 $wgOut->enableClientCache( false );
714 $wgOut->addWikiText( $description );
720 * Builds the image revision log shown on image pages
724 class ImageHistoryList
{
726 protected $imagePage, $img, $skin, $title, $repo;
728 public function __construct( $imagePage ) {
730 $this->skin
= $wgUser->getSkin();
731 $this->current
= $imagePage->getFile();
732 $this->img
= $imagePage->getDisplayedFile();
733 $this->title
= $imagePage->getTitle();
734 $this->imagePage
= $imagePage;
737 public function getImagePage() {
738 return $this->imagePage
;
741 public function getSkin() {
745 public function getFile() {
749 public function beginImageHistoryList( $navLinks = '' ) {
750 global $wgOut, $wgUser;
751 return Xml
::element( 'h2', array( 'id' => 'filehistory' ), wfMsg( 'filehist' ) )
752 . $wgOut->parse( wfMsgNoTrans( 'filehist-help' ) )
754 . Xml
::openElement( 'table', array( 'class' => 'filehistory' ) ) . "\n"
756 . ( $this->current
->isLocal() && ($wgUser->isAllowed('delete') ||
$wgUser->isAllowed('deleterevision') ) ?
'<td></td>' : '' )
757 . '<th>' . wfMsgHtml( 'filehist-datetime' ) . '</th>'
758 . '<th>' . wfMsgHtml( 'filehist-thumb' ) . '</th>'
759 . '<th>' . wfMsgHtml( 'filehist-dimensions' ) . '</th>'
760 . '<th>' . wfMsgHtml( 'filehist-user' ) . '</th>'
761 . '<th>' . wfMsgHtml( 'filehist-comment' ) . '</th>'
765 public function endImageHistoryList( $navLinks = '' ) {
766 return "</table>\n$navLinks\n";
769 public function imageHistoryLine( $iscur, $file ) {
770 global $wgUser, $wgLang, $wgContLang, $wgTitle;
772 $timestamp = wfTimestamp(TS_MW
, $file->getTimestamp());
773 $img = $iscur ?
$file->getName() : $file->getArchiveName();
774 $user = $file->getUser('id');
775 $usertext = $file->getUser('text');
776 $size = $file->getSize();
777 $description = $file->getDescription();
778 $dims = $file->getDimensionsString();
779 $sha1 = $file->getSha1();
781 $local = $this->current
->isLocal();
782 $row = $css = $selected = '';
785 if( $local && ($wgUser->isAllowed('delete') ||
$wgUser->isAllowed('deleterevision') ) ) {
787 # Link to remove from history
788 if( $wgUser->isAllowed( 'delete' ) ) {
790 $q[] = 'action=delete';
792 $q[] = 'oldimage[]=' . urlencode( $img );
793 $row .= $this->skin
->makeKnownLinkObj(
795 wfMsgHtml( $iscur ?
'filehist-deleteall' : 'filehist-deleteone' ),
799 # Link to hide content
800 if( $wgUser->isAllowed( 'deleterevision' ) ) {
801 if( $wgUser->isAllowed('delete') ) {
804 $revdel = SpecialPage
::getTitleFor( 'Revisiondelete' );
805 // If file is top revision or locked from this user, don't link
806 if( $iscur ||
!$file->userCan(File
::DELETED_RESTRICTED
) ) {
807 $del = wfMsgHtml( 'rev-delundel' );
809 // If the file was hidden, link to sha-1
810 list($ts,$name) = explode('!',$img,2);
811 $del = $this->skin
->makeKnownLinkObj( $revdel, wfMsg( 'rev-delundel' ),
812 'target=' . urlencode( $wgTitle->getPrefixedText() ) .
813 '&oldimage=' . urlencode( $ts ) );
814 // Bolden oversighted content
815 if( $file->isDeleted(File
::DELETED_RESTRICTED
) )
816 $del = "<strong>$del</strong>";
818 $row .= "<tt style='white-space: nowrap;'><small>$del</small></tt>";
823 // Reversion link/current indicator
826 $row .= wfMsgHtml( 'filehist-current' );
827 } elseif( $local && $wgUser->isLoggedIn() && $this->title
->userCan( 'edit' ) ) {
828 if( $file->isDeleted(File
::DELETED_FILE
) ) {
829 $row .= wfMsgHtml('filehist-revert');
832 $q[] = 'action=revert';
833 $q[] = 'oldimage=' . urlencode( $img );
834 $q[] = 'wpEditToken=' . urlencode( $wgUser->editToken( $img ) );
835 $row .= $this->skin
->makeKnownLinkObj( $this->title
,
836 wfMsgHtml( 'filehist-revert' ),
837 implode( '&', $q ) );
842 // Date/time and image link
843 if( $file->getTimestamp() === $this->img
->getTimestamp() ) {
844 $selected = "class='filehistory-selected'";
846 $row .= "<td $selected style='white-space: nowrap;'>";
847 if( !$file->userCan(File
::DELETED_FILE
) ) {
848 # Don't link to unviewable files
849 $row .= '<span class="history-deleted">' . $wgLang->timeAndDate( $timestamp, true ) . '</span>';
850 } else if( $file->isDeleted(File
::DELETED_FILE
) ) {
851 $revdel = SpecialPage
::getTitleFor( 'Revisiondelete' );
852 # Make a link to review the image
853 $url = $this->skin
->makeKnownLinkObj( $revdel, $wgLang->timeAndDate( $timestamp, true ),
854 "target=".$wgTitle->getPrefixedText()."&file=$sha1.".$this->current
->getExtension() );
855 $row .= '<span class="history-deleted">'.$url.'</span>';
857 $url = $iscur ?
$this->current
->getUrl() : $this->current
->getArchiveUrl( $img );
858 $row .= Xml
::element( 'a', array( 'href' => $url ), $wgLang->timeAndDate( $timestamp, true ) );
862 if( $file->allowInlineDisplay() && $file->userCan( File
::DELETED_FILE
) && !$file->isDeleted( File
::DELETED_FILE
) ) {
867 $thumbnail = $file->transform( $params );
869 'alt' => wfMsg( 'filehist-thumbtext', $wgLang->timeAndDate( $timestamp, true ) ),
872 $row .= '</td><td>' . ( $thumbnail ?
$thumbnail->toHtml( $options ) :
873 wfMsgHtml( 'filehist-nothumb' ) );
875 $row .= '</td><td>' . wfMsgHtml( 'filehist-nothumb' );
880 $row .= htmlspecialchars( $dims );
883 $row .= " <span style='white-space: nowrap;'>(" . $this->skin
->formatSize( $size ) . ')</span>';
888 // Hide deleted usernames
889 if( $file->isDeleted(File
::DELETED_USER
) ) {
890 $row .= '<span class="history-deleted">' . wfMsgHtml( 'rev-deleted-user' ) . '</span>';
892 $row .= $this->skin
->userLink( $user, $usertext ) . " <span style='white-space: nowrap;'>" .
893 $this->skin
->userToolLinks( $user, $usertext ) . "</span>";
896 $row .= htmlspecialchars( $usertext );
900 // Don't show deleted descriptions
901 if( $file->isDeleted(File
::DELETED_COMMENT
) ) {
902 $row .= '<span class="history-deleted">' . wfMsgHtml('rev-deleted-comment') . '</span>';
904 $row .= $this->skin
->commentBlock( $description, $this->title
);
908 wfRunHooks( 'ImagePageFileHistoryLine', array( $this, $file, &$row, &$rowClass ) );
909 $classAttr = $rowClass ?
" class='$rowClass'" : "";
911 return "<tr{$classAttr}>{$row}</tr>\n";
915 class ImageHistoryPseudoPager
extends ReverseChronologicalPager
{
916 function __construct( $imagePage ) {
917 parent
::__construct();
918 $this->mImagePage
= $imagePage;
919 $this->mTitle
= clone( $imagePage->getTitle() );
920 $this->mTitle
->setFragment( '#filehistory' );
922 $this->mHist
= array();
923 $this->mRange
= array( 0, 0 ); // display range
926 function getTitle() {
927 return $this->mTitle
;
930 function getQueryInfo() {
934 function getIndexField() {
938 function formatRow( $row ) {
945 if( count($this->mHist
) ) {
946 $list = new ImageHistoryList( $this->mImagePage
);
947 # Generate prev/next links
948 $navLink = $this->getNavigationBar();
949 $s = $list->beginImageHistoryList($navLink);
950 // Skip rows there just for paging links
951 for( $i = $this->mRange
[0]; $i <= $this->mRange
[1]; $i++
) {
952 $file = $this->mHist
[$i];
953 $s .= $list->imageHistoryLine( !$file->isOld(), $file );
955 $s .= $list->endImageHistoryList($navLink);
961 if( $this->mQueryDone
) return;
962 $this->mImg
= $this->mImagePage
->getFile(); // ensure loading
963 if( !$this->mImg
->exists() ) {
966 $queryLimit = $this->mLimit +
1; // limit plus extra row
967 if( $this->mIsBackwards
) {
968 // Fetch the file history
969 $this->mHist
= $this->mImg
->getHistory($queryLimit,null,$this->mOffset
,false);
970 // The current rev may not meet the offset/limit
971 $numRows = count($this->mHist
);
972 if( $numRows <= $this->mLimit
&& $this->mImg
->getTimestamp() > $this->mOffset
) {
973 $this->mHist
= array_merge( array($this->mImg
), $this->mHist
);
976 // The current rev may not meet the offset
977 if( !$this->mOffset ||
$this->mImg
->getTimestamp() < $this->mOffset
) {
978 $this->mHist
[] = $this->mImg
;
980 // Old image versions (fetch extra row for nav links)
981 $oiLimit = count($this->mHist
) ?
$this->mLimit
: $this->mLimit+
1;
982 // Fetch the file history
983 $this->mHist
= array_merge( $this->mHist
,
984 $this->mImg
->getHistory($oiLimit,$this->mOffset
,null,false) );
986 $numRows = count($this->mHist
); // Total number of query results
988 # Index value of top item in the list
989 $firstIndex = $this->mIsBackwards ?
990 $this->mHist
[$numRows-1]->getTimestamp() : $this->mHist
[0]->getTimestamp();
991 # Discard the extra result row if there is one
992 if( $numRows > $this->mLimit
&& $numRows > 1 ) {
993 if( $this->mIsBackwards
) {
994 # Index value of item past the index
995 $this->mPastTheEndIndex
= $this->mHist
[0]->getTimestamp();
996 # Index value of bottom item in the list
997 $lastIndex = $this->mHist
[1]->getTimestamp();
999 $this->mRange
= array( 1, $numRows-1 );
1001 # Index value of item past the index
1002 $this->mPastTheEndIndex
= $this->mHist
[$numRows-1]->getTimestamp();
1003 # Index value of bottom item in the list
1004 $lastIndex = $this->mHist
[$numRows-2]->getTimestamp();
1006 $this->mRange
= array( 0, $numRows-2 );
1009 # Setting indexes to an empty string means that they will be
1010 # omitted if they would otherwise appear in URLs. It just so
1011 # happens that this is the right thing to do in the standard
1012 # UI, in all the relevant cases.
1013 $this->mPastTheEndIndex
= '';
1014 # Index value of bottom item in the list
1015 $lastIndex = $this->mIsBackwards ?
1016 $this->mHist
[0]->getTimestamp() : $this->mHist
[$numRows-1]->getTimestamp();
1018 $this->mRange
= array( 0, $numRows-1 );
1023 $this->mPastTheEndIndex
= '';
1025 if( $this->mIsBackwards
) {
1026 $this->mIsFirst
= ( $numRows < $queryLimit );
1027 $this->mIsLast
= ( $this->mOffset
== '' );
1028 $this->mLastShown
= $firstIndex;
1029 $this->mFirstShown
= $lastIndex;
1031 $this->mIsFirst
= ( $this->mOffset
== '' );
1032 $this->mIsLast
= ( $numRows < $queryLimit );
1033 $this->mLastShown
= $lastIndex;
1034 $this->mFirstShown
= $firstIndex;
1036 $this->mQueryDone
= true;