New tag "<gallery>" to generate a table of image thumbnails
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Jens Frank
parent
0b7ae97a8a
commit
e34d357e9d
3 changed files with 78 additions and 5 deletions
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@ -30,6 +30,7 @@ Major changes from 1.3.x:
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* Adding filter and username exact search match for Special:Listusers (bug #770)
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* Special:Listadmins outdated, use Special:Listusers instead (bug #857)
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* Traditional/Simplified Chinese conversion
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* New tag "<gallery>" to generate a table of image thumbnails
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* ... and more!
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=== Caveats ===
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@ -19,13 +19,15 @@ if( defined( 'MEDIAWIKI' ) ) {
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*/
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class ImageGallery
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{
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var $mImages;
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var $mImages, $mShowBytes, $mShowFilename;
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/**
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* Create a new image gallery object.
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*/
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function ImageGallery( ) {
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$this->mImages=array();
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$this->mImages = array();
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$this->mShowBytes = true;
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$this->mShowFilename = true;
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}
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/**
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@ -45,6 +47,26 @@ class ImageGallery
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return empty( $this->mImages );
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}
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/**
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* Enable/Disable showing of the file size of an image in the gallery.
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* Enabled by default.
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*
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* @param boolean $f set to false to disable
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*/
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function setShowBytes( $f ) {
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$this->mShowBytes = ( $f == true);
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}
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/**
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* Enable/Disable showing of the filename of an image in the gallery.
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* Enabled by default.
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*
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* @param boolean $f set to false to disable
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*/
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function setShowFilename( $f ) {
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$this->mShowFilename = ( $f == true);
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}
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/**
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* Return a HTML representation of the image gallery
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*
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@ -72,15 +94,19 @@ class ImageGallery
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//TODO
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//$ul = $sk->makeLink( $wgContLang->getNsText( Namespace::getUser() ) . ":{$ut}", $ut );
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$nb = wfMsg( "nbytes", $wgLang->formatNum( $img->getSize() ) );
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$nb = $this->mShowBytes ?
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wfMsg( "nbytes", $wgLang->formatNum( $img->getSize() ) ) . '<br />' :
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'' ;
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$textlink = $this->mShowFilename ?
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$sk->makeKnownLinkObj( $nt, Language::truncate( $nt->getText(), 20, '...' ) ) . '<br />' :
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'' ;
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$s .= ($i%4==0) ? '<tr>' : '';
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$s .= '<td valign="top" width="150px" style="background-color:#F0F0F0;">' .
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'<table width="100%" height="150px">'.
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'<tr><td align="center" valign="center" style="background-color:#F8F8F8;border:solid 1px #888888;">' .
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$sk->makeKnownLinkObj( $nt, '<img src="'.$img->createThumb(120,120).'" alt="">' ) . '</td></tr></table> ' .
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$sk->makeKnownLinkObj( $nt, Language::truncate( $nt->getText(), 20, '...' ) ) .
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"<br />{$text}{$nb}<br />" ;
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$textlink . $text . $nb;
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$s .= '</td>' . (($i%4==3) ? '</tr>' : '');
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@ -91,6 +117,37 @@ class ImageGallery
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return $s;
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}
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/**
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* Transparently generates an image gallery from a text with one line per image.
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* text labels may be given by using |-style alternative text. E.g.
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* Image:one.jpg|The number "1"
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* Image:tree.jpg|A tree
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* given as text will return a gallery with two images, labeled 'The number "1"' and
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* 'A tree'.
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*/
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function newFromTextList( $text ) {
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$ig = new ImageGallery();
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$ig->setShowBytes( false );
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$ig->setShowFilename( false );
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$lines = explode( "\n", $text );
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foreach ( $lines as $line ) {
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preg_match( "/^([^|]+)(\\|(.*))?$/", $line, $matches );
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# Skip empty lines
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if ( count( $matches ) == 0 ) {
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continue;
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}
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$nt = Title::newFromURL( $matches[1] );
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if ( isset( $matches[3] ) ) {
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$label = $matches[3];
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} else {
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$label = '';
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}
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$ig->add( Image::newFromTitle( $nt ), $label );
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}
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return $ig;
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}
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} //class
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@ -277,6 +277,7 @@ class Parser
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$pre_content = array();
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$comment_content = array();
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$ext_content = array();
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$gallery_content = array();
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# Replace any instances of the placeholders
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$uniq_prefix = UNIQ_PREFIX;
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@ -330,6 +331,18 @@ class Parser
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}
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}
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# gallery
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$text = Parser::extractTags('gallery', $text, $gallery_content, $uniq_prefix);
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foreach( $gallery_content as $marker => $content ) {
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require_once( 'ImageGallery.php' );
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if ( $render ) {
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$ig = ImageGallery::newFromTextList( $content );
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$gallery_content[$marker] = $ig->toHTML();
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} else {
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$gallery_content[$marker] = '<gallery>'.$content.'</gallery>';
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}
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}
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# Comments
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if($stripcomments) {
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$text = Parser::extractTags(STRIP_COMMENTS, $text, $comment_content, $uniq_prefix);
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@ -358,6 +371,7 @@ class Parser
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$state['math'] = $state['math'] + $math_content;
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$state['pre'] = $state['pre'] + $pre_content;
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$state['comment'] = $state['comment'] + $comment_content;
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$state['gallery'] = $state['gallery'] + $gallery_content;
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foreach( $ext_content as $tag => $array ) {
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if ( array_key_exists( $tag, $state ) ) {
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@ -371,6 +385,7 @@ class Parser
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'math' => $math_content,
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'pre' => $pre_content,
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'comment' => $comment_content,
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'gallery' => $gallery_content,
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) + $ext_content;
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}
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return $text;
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