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->setRobotPolicy( 'noindex,nofollow' );
109 $wgOut->setPageTitle( $this->mTitle
->getPrefixedText() );
110 $this->viewUpdates();
113 # Show shared description, if needed
114 if( $this->mExtraDescription
) {
115 $fol = wfMsgNoTrans( 'shareddescriptionfollows' );
116 if( $fol != '-' && !wfEmptyMsg( 'shareddescriptionfollows', $fol ) ) {
117 $wgOut->addWikiText( $fol );
119 $wgOut->addHTML( '<div id="shared-image-desc">' . $this->mExtraDescription
. '</div>' );
121 $this->checkSharedConflict();
124 $this->closeShowImage();
125 $this->imageHistory();
126 // TODO: Cleanup the following
128 $wgOut->addHTML( Xml
::element( 'h2',
129 array( 'id' => 'filelinks' ),
130 wfMsg( 'imagelinks' ) ) . "\n" );
132 $this->imageRedirects();
136 global $wgStylePath, $wgStyleVersion;
137 $expand = htmlspecialchars( Xml
::escapeJsString( wfMsg( 'metadata-expand' ) ) );
138 $collapse = htmlspecialchars( Xml
::escapeJsString( wfMsg( 'metadata-collapse' ) ) );
139 $wgOut->addHTML( Xml
::element( 'h2', array( 'id' => 'metadata' ), wfMsg( 'metadata' ) ). "\n" );
140 $wgOut->addWikiText( $this->makeMetadataTable( $formattedMetadata ) );
141 $wgOut->addScriptFile( 'metadata.js' );
143 "<script type=\"text/javascript\">attachMetadataToggle('mw_metadata', '$expand', '$collapse');</script>\n" );
147 public function getRedirectTarget() {
149 if( $this->img
->isLocal() ) {
150 return parent
::getRedirectTarget();
152 // Foreign image page
153 $from = $this->img
->getRedirected();
154 $to = $this->img
->getName();
158 return $this->mRedirectTarget
= Title
::makeTitle( NS_FILE
, $to );
160 public function followRedirect() {
162 if( $this->img
->isLocal() ) {
163 return parent
::followRedirect();
165 $from = $this->img
->getRedirected();
166 $to = $this->img
->getName();
170 return Title
::makeTitle( NS_FILE
, $to );
172 public function isRedirect( $text = false ) {
174 if( $this->img
->isLocal() )
175 return parent
::isRedirect( $text );
177 return (bool)$this->img
->getRedirected();
180 public function isLocal() {
182 return $this->img
->isLocal();
185 public function getFile() {
190 public function getDisplayedFile() {
192 return $this->displayImg
;
195 public function getDuplicates() {
197 if( !is_null($this->dupes
) ) {
200 if( !( $hash = $this->img
->getSha1() ) ) {
201 return $this->dupes
= array();
203 $dupes = RepoGroup
::singleton()->findBySha1( $hash );
204 // Remove duplicates with self and non matching file sizes
205 $self = $this->img
->getRepoName().':'.$this->img
->getName();
206 $size = $this->img
->getSize();
207 foreach ( $dupes as $index => $file ) {
208 $key = $file->getRepoName().':'.$file->getName();
210 unset( $dupes[$index] );
211 if( $file->getSize() != $size )
212 unset( $dupes[$index] );
214 return $this->dupes
= $dupes;
222 * @param bool $metadata Whether or not to show the metadata link
225 protected function showTOC( $metadata ) {
227 $r = '<ul id="filetoc">
228 <li><a href="#file">' . $wgLang->getNsText( NS_FILE
) . '</a></li>
229 <li><a href="#filehistory">' . wfMsgHtml( 'filehist' ) . '</a></li>
230 <li><a href="#filelinks">' . wfMsgHtml( 'imagelinks' ) . '</a></li>' .
231 ($metadata ?
' <li><a href="#metadata">' . wfMsgHtml( 'metadata' ) . '</a></li>' : '') . '
237 * Make a table with metadata to be shown in the output page.
239 * FIXME: bad interface, see note on MediaHandler::formatMetadata().
241 * @param array $exif The array containing the EXIF data
244 protected function makeMetadataTable( $metadata ) {
245 $r = wfMsg( 'metadata-help' ) . "\n\n";
246 $r .= "{| id=mw_metadata class=mw_metadata\n";
247 foreach ( $metadata as $type => $stuff ) {
248 foreach ( $stuff as $v ) {
249 # FIXME, why is this using escapeId for a class?!
250 $class = Sanitizer
::escapeId( $v['id'] );
251 if( $type == 'collapsed' ) {
252 $class .= ' collapsable';
254 $r .= "|- class=\"$class\"\n";
255 $r .= "!| {$v['name']}\n";
256 $r .= "|| {$v['value']}\n";
264 * Overloading Article's getContent method.
266 * Omit noarticletext if sharedupload; text will be fetched from the
267 * shared upload server if possible.
269 public function getContent() {
271 if( $this->img
&& !$this->img
->isLocal() && 0 == $this->getID() ) {
274 return Article
::getContent();
277 protected function openShowImage() {
278 global $wgOut, $wgUser, $wgImageLimits, $wgRequest, $wgLang, $wgContLang;
282 $full_url = $this->displayImg
->getURL();
283 $linkAttribs = false;
284 $sizeSel = intval( $wgUser->getOption( 'imagesize') );
285 if( !isset( $wgImageLimits[$sizeSel] ) ) {
286 $sizeSel = User
::getDefaultOption( 'imagesize' );
288 // The user offset might still be incorrect, specially if
289 // $wgImageLimits got changed (see bug #8858).
290 if( !isset( $wgImageLimits[$sizeSel] ) ) {
291 // Default to the first offset in $wgImageLimits
295 $max = $wgImageLimits[$sizeSel];
297 $maxHeight = $max[1];
298 $sk = $wgUser->getSkin();
299 $dirmark = $wgContLang->getDirMark();
301 if( $this->displayImg
->exists() ) {
303 $page = $wgRequest->getIntOrNull( 'page' );
304 if( is_null( $page ) ) {
308 $params = array( 'page' => $page );
310 $width_orig = $this->displayImg
->getWidth();
311 $width = $width_orig;
312 $height_orig = $this->displayImg
->getHeight();
313 $height = $height_orig;
314 $mime = $this->displayImg
->getMimeType();
316 $linkAttribs = array( 'href' => $full_url );
317 $longDesc = $this->displayImg
->getLongDesc();
319 wfRunHooks( 'ImageOpenShowImageInlineBefore', array( &$this , &$wgOut ) ) ;
321 if( $this->displayImg
->allowInlineDisplay() ) {
324 # "Download high res version" link below the image
325 #$msgsize = wfMsgHtml('file-info-size', $width_orig, $height_orig, $sk->formatSize( $this->displayImg->getSize() ), $mime );
326 # We'll show a thumbnail of this image
327 if( $width > $maxWidth ||
$height > $maxHeight ) {
328 # Calculate the thumbnail size.
329 # First case, the limiting factor is the width, not the height.
330 if( $width / $height >= $maxWidth / $maxHeight ) {
331 $height = round( $height * $maxWidth / $width);
333 # Note that $height <= $maxHeight now.
335 $newwidth = floor( $width * $maxHeight / $height);
336 $height = round( $height * $newwidth / $width );
338 # Note that $height <= $maxHeight now, but might not be identical
339 # because of rounding.
341 $msgbig = wfMsgHtml( 'show-big-image' );
342 $msgsmall = wfMsgExt( 'show-big-image-thumb', 'parseinline',
343 $wgLang->formatNum( $width ),
344 $wgLang->formatNum( $height )
347 # Image is small enough to show full size on image page
348 $msgbig = htmlspecialchars( $this->displayImg
->getName() );
349 $msgsmall = wfMsgExt( 'file-nohires', array( 'parseinline' ) );
352 $params['width'] = $width;
353 $thumbnail = $this->displayImg
->transform( $params );
355 $anchorclose = "<br />";
356 if( $this->displayImg
->mustRender() ) {
361 '<br />' . Xml
::tags( 'a', $linkAttribs, $msgbig ) . "$dirmark " . $longDesc;
364 if( $this->displayImg
->isMultipage() ) {
365 $wgOut->addHTML( '<table class="multipageimage"><tr><td>' );
370 'alt' => $this->displayImg
->getTitle()->getPrefixedText(),
373 $wgOut->addHTML( '<div class="fullImageLink" id="file">' .
374 $thumbnail->toHtml( $options ) .
375 $anchorclose . '</div>' );
378 if( $this->displayImg
->isMultipage() ) {
379 $count = $this->displayImg
->pageCount();
382 $label = $wgOut->parse( wfMsg( 'imgmultipageprev' ), false );
383 $link = $sk->makeKnownLinkObj( $this->mTitle
, $label, 'page='. ($page-1) );
384 $thumb1 = $sk->makeThumbLinkObj( $this->mTitle
, $this->displayImg
, $link, $label, 'none',
385 array( 'page' => $page - 1 ) );
390 if( $page < $count ) {
391 $label = wfMsg( 'imgmultipagenext' );
392 $link = $sk->makeKnownLinkObj( $this->mTitle
, $label, 'page='. ($page+
1) );
393 $thumb2 = $sk->makeThumbLinkObj( $this->mTitle
, $this->displayImg
, $link, $label, 'none',
394 array( 'page' => $page +
1 ) );
402 'name' => 'pageselector',
403 'action' => $wgScript,
404 'onchange' => 'document.pageselector.submit();',
408 for ( $i=1; $i <= $count; $i++
) {
409 $options[] = Xml
::option( $wgLang->formatNum($i), $i, $i == $page );
411 $select = Xml
::tags( 'select',
412 array( 'id' => 'pageselector', 'name' => 'page' ),
413 implode( "\n", $options ) );
416 '</td><td><div class="multipageimagenavbox">' .
417 Xml
::openElement( 'form', $formParams ) .
418 Xml
::hidden( 'title', $this->getTitle()->getPrefixedDbKey() ) .
419 wfMsgExt( 'imgmultigoto', array( 'parseinline', 'replaceafter' ), $select ) .
420 Xml
::submitButton( wfMsg( 'imgmultigo' ) ) .
421 Xml
::closeElement( 'form' ) .
422 "<hr />$thumb1\n$thumb2<br clear=\"all\" /></div></td></tr></table>"
426 #if direct link is allowed but it's not a renderable image, show an icon.
427 if( $this->displayImg
->isSafeFile() ) {
428 $icon= $this->displayImg
->iconThumb();
430 $wgOut->addHTML( '<div class="fullImageLink" id="file">' .
431 $icon->toHtml( array( 'desc-link' => true ) ) .
440 $filename = wfEscapeWikiText( $this->displayImg
->getName() );
442 if( !$this->displayImg
->isSafeFile() ) {
443 $warning = wfMsgNoTrans( 'mediawarning' );
444 $wgOut->addWikiText( <<<EOT
445 <div class="fullMedia">
446 <span class="dangerousLink">[[Media:$filename|$filename]]</span>$dirmark
447 <span class="fileInfo"> $longDesc</span>
450 <div class="mediaWarning">$warning</div>
454 $wgOut->addWikiText( <<<EOT
455 <div class="fullMedia">
456 [[Media:$filename|$filename]]$dirmark <span class="fileInfo"> $longDesc</span>
463 if( !$this->displayImg
->isLocal() ) {
464 $this->printSharedImageText();
467 # Image does not exist
469 $title = SpecialPage
::getTitleFor( 'Upload' );
470 $link = $sk->makeKnownLinkObj($title, wfMsgHtml('noimage-linktext'),
471 'wpDestFile=' . urlencode( $this->displayImg
->getName() ) );
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();
486 $s = "<div class='sharedUploadNotice'>" . wfMsgWikiHtml( 'sharedupload' );
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 );
493 # Show message only if not voided by local sysops
498 $wgOut->addHTML( $s );
501 $this->mExtraDescription
= $descText;
506 * Check for files with the same name on the foreign repos.
508 protected function checkSharedConflict() {
509 global $wgOut, $wgUser;
511 $repoGroup = RepoGroup
::singleton();
512 if( !$repoGroup->hasForeignRepos() ) {
517 if( !$this->img
->isLocal() ) {
521 $this->dupFile
= null;
522 $repoGroup->forEachForeignRepo( array( $this, 'checkSharedConflictCallback' ) );
524 if( !$this->dupFile
)
526 $dupfile = $this->dupFile
;
528 ($this->img
->getSha1() == $dupfile->getSha1()) &&
529 ($this->img
->getSize() == $dupfile->getSize())
532 $sk = $wgUser->getSkin();
533 $descUrl = $dupfile->getDescriptionUrl();
535 $link = $sk->makeExternalLink( $descUrl, wfMsg( 'shareduploadduplicate-linktext' ) );
536 $wgOut->addHTML( '<div id="shared-image-dup">' . wfMsgWikiHtml( 'shareduploadduplicate', $link ) . '</div>' );
538 $link = $sk->makeExternalLink( $descUrl, wfMsg( 'shareduploadconflict-linktext' ) );
539 $wgOut->addHTML( '<div id="shared-image-conflict">' . wfMsgWikiHtml( 'shareduploadconflict', $link ) . '</div>' );
543 public function checkSharedConflictCallback( $repo ) {
545 $dupfile = $repo->newFile( $this->img
->getTitle() );
546 if( $dupfile && $dupfile->exists() ) {
547 $this->dupFile
= $dupfile;
548 return $dupfile->exists();
553 public function getUploadUrl() {
555 $uploadTitle = SpecialPage
::getTitleFor( 'Upload' );
556 return $uploadTitle->getFullUrl( 'wpDestFile=' . urlencode( $this->img
->getName() ) . '&wpForReUpload=1' );
560 * Print out the various links at the bottom of the image page, e.g. reupload,
561 * external editing (and instructions link) etc.
563 protected function uploadLinksBox() {
564 global $wgUser, $wgOut;
567 if( !$this->img
->isLocal() )
570 $sk = $wgUser->getSkin();
572 $wgOut->addHTML( '<br /><ul>' );
574 # "Upload a new version of this file" link
575 if( UploadForm
::userCanReUpload($wgUser,$this->img
->name
) ) {
576 $ulink = $sk->makeExternalLink( $this->getUploadUrl(), wfMsg( 'uploadnewversion-linktext' ) );
577 $wgOut->addHTML( "<li><div class='plainlinks'>{$ulink}</div></li>" );
580 # External editing link
581 $elink = $sk->makeKnownLinkObj( $this->mTitle
, wfMsgHtml( 'edit-externally' ), 'action=edit&externaledit=true&mode=file' );
582 $wgOut->addHTML( '<li>' . $elink . ' <small>' . wfMsgExt( 'edit-externally-help', array( 'parseinline' ) ) . '</small></li>' );
584 $wgOut->addHTML( '</ul>' );
587 protected function closeShowImage() {} # For overloading
590 * If the page we've just displayed is in the "Image" namespace,
591 * we follow it with an upload history of the image and its usage.
593 protected function imageHistory() {
594 global $wgOut, $wgUseExternalEditor;
597 $pager = new ImageHistoryPseudoPager( $this );
598 $wgOut->addHTML( $pager->getBody() );
600 $this->img
->resetHistory(); // free db resources
602 # Exist check because we don't want to show this on pages where an image
603 # doesn't exist along with the noimage message, that would suck. -ævar
604 if( $wgUseExternalEditor && $this->img
->exists() ) {
605 $this->uploadLinksBox();
609 protected function imageLinks() {
610 global $wgUser, $wgOut, $wgLang;
614 $dbr = wfGetDB( DB_SLAVE
);
617 array( 'imagelinks', 'page' ),
618 array( 'page_namespace', 'page_title' ),
619 array( 'il_to' => $this->mTitle
->getDBkey(), 'il_from = page_id' ),
621 array( 'LIMIT' => $limit +
1)
623 $count = $dbr->numRows( $res );
625 $wgOut->addHTML( "<div id='mw-imagepage-nolinkstoimage'>\n" );
626 $wgOut->addWikiMsg( 'nolinkstoimage' );
627 $wgOut->addHTML( "</div>\n" );
631 $wgOut->addHTML( "<div id='mw-imagepage-section-linkstoimage'>\n" );
632 if( $count <= $limit - 1 ) {
633 $wgOut->addWikiMsg( 'linkstoimage', $count );
635 // More links than the limit. Add a link to [[Special:Whatlinkshere]]
636 $wgOut->addWikiMsg( 'linkstoimage-more',
637 $wgLang->formatNum( $limit ),
638 $this->mTitle
->getPrefixedDBkey()
642 $wgOut->addHTML( "<ul class='mw-imagepage-linkstoimage'>\n" );
643 $sk = $wgUser->getSkin();
645 while ( $s = $res->fetchObject() ) {
647 if( $count <= $limit ) {
648 // We have not yet reached the extra one that tells us there is more to fetch
649 $name = Title
::makeTitle( $s->page_namespace
, $s->page_title
);
650 $link = $sk->makeKnownLinkObj( $name, "" );
651 $wgOut->addHTML( "<li>{$link}</li>\n" );
654 $wgOut->addHTML( "</ul></div>\n" );
657 // Add a links to [[Special:Whatlinkshere]]
658 if( $count > $limit )
659 $wgOut->addWikiMsg( 'morelinkstoimage', $this->mTitle
->getPrefixedDBkey() );
662 protected function imageRedirects() {
663 global $wgUser, $wgOut, $wgLang;
665 $redirects = $this->getTitle()->getRedirectsHere( NS_FILE
);
666 if( count( $redirects ) == 0 ) return;
668 $wgOut->addHTML( "<div id='mw-imagepage-section-redirectstofile'>\n" );
669 $wgOut->addWikiMsg( 'redirectstofile',
670 $wgLang->formatNum( count( $redirects ) )
672 $wgOut->addHTML( "<ul class='mw-imagepage-redirectstofile'>\n" );
674 $sk = $wgUser->getSkin();
675 foreach ( $redirects as $title ) {
676 $link = $sk->makeKnownLinkObj( $title, "", "redirect=no" );
677 $wgOut->addHTML( "<li>{$link}</li>\n" );
679 $wgOut->addHTML( "</ul></div>\n" );
683 protected function imageDupes() {
684 global $wgOut, $wgUser, $wgLang;
688 $dupes = $this->getDuplicates();
689 if( count( $dupes ) == 0 ) return;
691 $wgOut->addHTML( "<div id='mw-imagepage-section-duplicates'>\n" );
692 $wgOut->addWikiMsg( 'duplicatesoffile',
693 $wgLang->formatNum( count( $dupes ) ), $this->mTitle
->getDBkey()
695 $wgOut->addHTML( "<ul class='mw-imagepage-duplicates'>\n" );
697 $sk = $wgUser->getSkin();
698 foreach ( $dupes as $file ) {
699 if( $file->isLocal() )
700 $link = $sk->makeKnownLinkObj( $file->getTitle(), "" );
702 $link = $sk->makeExternalLink( $file->getDescriptionUrl(),
703 $file->getTitle()->getPrefixedText() );
705 $wgOut->addHTML( "<li>{$link}</li>\n" );
707 $wgOut->addHTML( "</ul></div>\n" );
711 * Delete the file, or an earlier version of it
713 public function delete() {
715 if( !$this->img
->exists() ||
!$this->img
->isLocal() ||
$this->img
->getRedirected() ) {
716 // Standard article deletion
720 $deleter = new FileDeleteForm( $this->img
);
725 * Revert the file to an earlier version
727 public function revert() {
729 $reverter = new FileRevertForm( $this->img
);
730 $reverter->execute();
734 * Override handling of action=purge
736 public function doPurge() {
738 if( $this->img
->exists() ) {
739 wfDebug( "ImagePage::doPurge purging " . $this->img
->getName() . "\n" );
740 $update = new HTMLCacheUpdate( $this->mTitle
, 'imagelinks' );
742 $this->img
->upgradeRow();
743 $this->img
->purgeCache();
745 wfDebug( "ImagePage::doPurge no image\n" );
751 * Display an error with a wikitext description
753 function showError( $description ) {
755 $wgOut->setPageTitle( wfMsg( "internalerror" ) );
756 $wgOut->setRobotPolicy( "noindex,nofollow" );
757 $wgOut->setArticleRelated( false );
758 $wgOut->enableClientCache( false );
759 $wgOut->addWikiText( $description );
765 * Builds the image revision log shown on image pages
769 class ImageHistoryList
{
771 protected $imagePage, $img, $skin, $title, $repo;
773 public function __construct( $imagePage ) {
775 $this->skin
= $wgUser->getSkin();
776 $this->current
= $imagePage->getFile();
777 $this->img
= $imagePage->getDisplayedFile();
778 $this->title
= $imagePage->getTitle();
779 $this->imagePage
= $imagePage;
782 public function getImagePage() {
783 return $this->imagePage
;
786 public function getSkin() {
790 public function getFile() {
794 public function beginImageHistoryList( $navLinks = '' ) {
795 global $wgOut, $wgUser;
796 return Xml
::element( 'h2', array( 'id' => 'filehistory' ), wfMsg( 'filehist' ) )
797 . $wgOut->parse( wfMsgNoTrans( 'filehist-help' ) )
799 . Xml
::openElement( 'table', array( 'class' => 'filehistory' ) ) . "\n"
801 . ( $this->current
->isLocal() && ($wgUser->isAllowed('delete') ||
$wgUser->isAllowed('deleterevision') ) ?
'<td></td>' : '' )
802 . '<th>' . wfMsgHtml( 'filehist-datetime' ) . '</th>'
803 . '<th>' . wfMsgHtml( 'filehist-thumb' ) . '</th>'
804 . '<th>' . wfMsgHtml( 'filehist-dimensions' ) . '</th>'
805 . '<th>' . wfMsgHtml( 'filehist-user' ) . '</th>'
806 . '<th>' . wfMsgHtml( 'filehist-comment' ) . '</th>'
810 public function endImageHistoryList( $navLinks = '' ) {
811 return "</table>\n$navLinks\n";
814 public function imageHistoryLine( $iscur, $file ) {
815 global $wgUser, $wgLang, $wgContLang, $wgTitle;
817 $timestamp = wfTimestamp(TS_MW
, $file->getTimestamp());
818 $img = $iscur ?
$file->getName() : $file->getArchiveName();
819 $user = $file->getUser('id');
820 $usertext = $file->getUser('text');
821 $size = $file->getSize();
822 $description = $file->getDescription();
823 $dims = $file->getDimensionsString();
824 $sha1 = $file->getSha1();
826 $local = $this->current
->isLocal();
827 $row = $css = $selected = '';
830 if( $local && ($wgUser->isAllowed('delete') ||
$wgUser->isAllowed('deleterevision') ) ) {
832 # Link to remove from history
833 if( $wgUser->isAllowed( 'delete' ) ) {
835 $q[] = 'action=delete';
837 $q[] = 'oldimage=' . urlencode( $img );
838 $row .= $this->skin
->makeKnownLinkObj(
840 wfMsgHtml( $iscur ?
'filehist-deleteall' : 'filehist-deleteone' ),
844 # Link to hide content
845 if( $wgUser->isAllowed( 'deleterevision' ) ) {
846 if( $wgUser->isAllowed('delete') ) {
849 $revdel = SpecialPage
::getTitleFor( 'Revisiondelete' );
850 // If file is top revision or locked from this user, don't link
851 if( $iscur ||
!$file->userCan(File
::DELETED_RESTRICTED
) ) {
852 $del = wfMsgHtml( 'rev-delundel' );
854 // If the file was hidden, link to sha-1
855 list($ts,$name) = explode('!',$img,2);
856 $del = $this->skin
->makeKnownLinkObj( $revdel, wfMsg( 'rev-delundel' ),
857 'target=' . urlencode( $wgTitle->getPrefixedText() ) .
858 '&oldimage=' . urlencode( $ts ) );
859 // Bolden oversighted content
860 if( $file->isDeleted(File
::DELETED_RESTRICTED
) )
861 $del = "<strong>$del</strong>";
863 $row .= "<tt style='white-space: nowrap;'><small>$del</small></tt>";
868 // Reversion link/current indicator
871 $row .= wfMsgHtml( 'filehist-current' );
872 } elseif( $local && $wgUser->isLoggedIn() && $this->title
->userCan( 'edit' ) ) {
873 if( $file->isDeleted(File
::DELETED_FILE
) ) {
874 $row .= wfMsgHtml('filehist-revert');
877 $q[] = 'action=revert';
878 $q[] = 'oldimage=' . urlencode( $img );
879 $q[] = 'wpEditToken=' . urlencode( $wgUser->editToken( $img ) );
880 $row .= $this->skin
->makeKnownLinkObj( $this->title
,
881 wfMsgHtml( 'filehist-revert' ),
882 implode( '&', $q ) );
887 // Date/time and image link
888 if( $file->getTimestamp() === $this->img
->getTimestamp() ) {
889 $selected = "class='filehistory-selected'";
891 $row .= "<td $selected style='white-space: nowrap;'>";
892 if( !$file->userCan(File
::DELETED_FILE
) ) {
893 # Don't link to unviewable files
894 $row .= '<span class="history-deleted">' . $wgLang->timeAndDate( $timestamp, true ) . '</span>';
895 } else if( $file->isDeleted(File
::DELETED_FILE
) ) {
896 $revdel = SpecialPage
::getTitleFor( 'Revisiondelete' );
897 # Make a link to review the image
898 $url = $this->skin
->makeKnownLinkObj( $revdel, $wgLang->timeAndDate( $timestamp, true ),
899 "target=".$wgTitle->getPrefixedText()."&file=$sha1.".$this->current
->getExtension() );
900 $row .= '<span class="history-deleted">'.$url.'</span>';
902 $url = $iscur ?
$this->current
->getUrl() : $this->current
->getArchiveUrl( $img );
903 $row .= Xml
::element( 'a', array( 'href' => $url ), $wgLang->timeAndDate( $timestamp, true ) );
907 if( $file->allowInlineDisplay() && $file->userCan( File
::DELETED_FILE
) && !$file->isDeleted( File
::DELETED_FILE
) ) {
912 $thumbnail = $file->transform( $params );
914 'alt' => wfMsg( 'filehist-thumbtext', $wgLang->timeAndDate( $timestamp, true ) ),
917 $row .= '</td><td>' . ( $thumbnail ?
$thumbnail->toHtml( $options ) :
918 wfMsgHtml( 'filehist-nothumb' ) );
920 $row .= '</td><td>' . wfMsgHtml( 'filehist-nothumb' );
925 $row .= htmlspecialchars( $dims );
928 $row .= " <span style='white-space: nowrap;'>(" . $this->skin
->formatSize( $size ) . ')</span>';
933 // Hide deleted usernames
934 if( $file->isDeleted(File
::DELETED_USER
) ) {
935 $row .= '<span class="history-deleted">' . wfMsgHtml( 'rev-deleted-user' ) . '</span>';
937 $row .= $this->skin
->userLink( $user, $usertext ) . " <span style='white-space: nowrap;'>" .
938 $this->skin
->userToolLinks( $user, $usertext ) . "</span>";
941 $row .= htmlspecialchars( $usertext );
945 // Don't show deleted descriptions
946 if( $file->isDeleted(File
::DELETED_COMMENT
) ) {
947 $row .= '<span class="history-deleted">' . wfMsgHtml('rev-deleted-comment') . '</span>';
949 $row .= $this->skin
->commentBlock( $description, $this->title
);
953 wfRunHooks( 'ImagePageFileHistoryLine', array( $this, $file, &$row, &$rowClass ) );
954 $classAttr = $rowClass ?
" class='$rowClass'" : "";
956 return "<tr{$classAttr}>{$row}</tr>\n";
960 class ImageHistoryPseudoPager
extends ReverseChronologicalPager
{
961 function __construct( $imagePage ) {
962 parent
::__construct();
963 $this->mImagePage
= $imagePage;
964 $this->mTitle
= clone( $imagePage->getTitle() );
965 $this->mTitle
->setFragment( '#filehistory' );
967 $this->mHist
= array();
968 $this->mRange
= array( 0, 0 ); // display range
971 function getTitle() {
972 return $this->mTitle
;
975 function getQueryInfo() {
979 function getIndexField() {
983 function formatRow( $row ) {
990 if( count($this->mHist
) ) {
991 $list = new ImageHistoryList( $this->mImagePage
);
992 # Generate prev/next links
993 $navLink = $this->getNavigationBar();
994 $s = $list->beginImageHistoryList($navLink);
995 // Skip rows there just for paging links
996 for( $i = $this->mRange
[0]; $i <= $this->mRange
[1]; $i++
) {
997 $file = $this->mHist
[$i];
998 $s .= $list->imageHistoryLine( !$file->isOld(), $file );
1000 $s .= $list->endImageHistoryList($navLink);
1005 function doQuery() {
1006 if( $this->mQueryDone
) return;
1007 $this->mImg
= $this->mImagePage
->getFile(); // ensure loading
1008 if( !$this->mImg
->exists() ) {
1011 $queryLimit = $this->mLimit +
1; // limit plus extra row
1012 if( $this->mIsBackwards
) {
1013 // Fetch the file history
1014 $this->mHist
= $this->mImg
->getHistory($queryLimit,null,$this->mOffset
,false);
1015 // The current rev may not meet the offset/limit
1016 $numRows = count($this->mHist
);
1017 if( $numRows <= $this->mLimit
&& $this->mImg
->getTimestamp() > $this->mOffset
) {
1018 $this->mHist
= array_merge( array($this->mImg
), $this->mHist
);
1021 // The current rev may not meet the offset
1022 if( !$this->mOffset ||
$this->mImg
->getTimestamp() < $this->mOffset
) {
1023 $this->mHist
[] = $this->mImg
;
1025 // Old image versions (fetch extra row for nav links)
1026 $oiLimit = count($this->mHist
) ?
$this->mLimit
: $this->mLimit+
1;
1027 // Fetch the file history
1028 $this->mHist
= array_merge( $this->mHist
,
1029 $this->mImg
->getHistory($oiLimit,$this->mOffset
,null,false) );
1031 $numRows = count($this->mHist
); // Total number of query results
1033 # Index value of top item in the list
1034 $firstIndex = $this->mIsBackwards ?
1035 $this->mHist
[$numRows-1]->getTimestamp() : $this->mHist
[0]->getTimestamp();
1036 # Discard the extra result row if there is one
1037 if( $numRows > $this->mLimit
&& $numRows > 1 ) {
1038 if( $this->mIsBackwards
) {
1039 # Index value of item past the index
1040 $this->mPastTheEndIndex
= $this->mHist
[0]->getTimestamp();
1041 # Index value of bottom item in the list
1042 $lastIndex = $this->mHist
[1]->getTimestamp();
1044 $this->mRange
= array( 1, $numRows-1 );
1046 # Index value of item past the index
1047 $this->mPastTheEndIndex
= $this->mHist
[$numRows-1]->getTimestamp();
1048 # Index value of bottom item in the list
1049 $lastIndex = $this->mHist
[$numRows-2]->getTimestamp();
1051 $this->mRange
= array( 0, $numRows-2 );
1054 # Setting indexes to an empty string means that they will be
1055 # omitted if they would otherwise appear in URLs. It just so
1056 # happens that this is the right thing to do in the standard
1057 # UI, in all the relevant cases.
1058 $this->mPastTheEndIndex
= '';
1059 # Index value of bottom item in the list
1060 $lastIndex = $this->mIsBackwards ?
1061 $this->mHist
[0]->getTimestamp() : $this->mHist
[$numRows-1]->getTimestamp();
1063 $this->mRange
= array( 0, $numRows-1 );
1068 $this->mPastTheEndIndex
= '';
1070 if( $this->mIsBackwards
) {
1071 $this->mIsFirst
= ( $numRows < $queryLimit );
1072 $this->mIsLast
= ( $this->mOffset
== '' );
1073 $this->mLastShown
= $firstIndex;
1074 $this->mFirstShown
= $lastIndex;
1076 $this->mIsFirst
= ( $this->mOffset
== '' );
1077 $this->mIsLast
= ( $numRows < $queryLimit );
1078 $this->mLastShown
= $lastIndex;
1079 $this->mFirstShown
= $firstIndex;
1081 $this->mQueryDone
= true;