+++ /dev/null
-<?php
-/**
- * Special handling for category description pages
- * Modelled after ImagePage.php
- *
- * @package MediaWiki
- */
-
-if( !defined( 'MEDIAWIKI' ) )
- die();
-
-global $wgCategoryMagicGallery;
-if( $wgCategoryMagicGallery )
- /** */
- require_once('ImageGallery.php');
-
-/**
- * @package MediaWiki
- */
-class CategoryPage extends Article {
-
- function view() {
- if(!wfRunHooks('CategoryPageView', array(&$this))) return;
-
- if ( NS_CATEGORY == $this->mTitle->getNamespace() ) {
- $this->openShowCategory();
- }
-
- Article::view();
-
- # If the article we've just shown is in the "Image" namespace,
- # follow it with the history list and link list for the image
- # it describes.
-
- if ( NS_CATEGORY == $this->mTitle->getNamespace() ) {
- $this->closeShowCategory();
- }
- }
-
- function openShowCategory() {
- # For overloading
- }
-
- # generate a list of subcategories and pages for a category
- # depending on wfMsg("usenewcategorypage") it either calls the new
- # or the old code. The new code will not work properly for some
- # languages due to sorting issues, so they might want to turn it
- # off.
-
- function closeShowCategory() {
- global $wgOut, $wgRequest;
- $pageConditions = array();
- $from = $wgRequest->getVal( 'from' );
- $until = $wgRequest->getVal( 'until' );
- $wgOut->addHTML( $this->doCategoryMagic( $from, $until ) );
- }
-
- /**
- * Format the category data list.
- *
- * @param string $from -- return only sort keys from this item on
- * @param string $until -- don't return keys after this point.
- * @return string HTML output
- * @access private
- */
- function doCategoryMagic( $from = '', $until = '' ) {
- global $wgContLang,$wgUser, $wgCategoryMagicGallery, $wgCategoryPagingLimit;
- $fname = 'CategoryPage::doCategoryMagic';
- wfProfileIn( $fname );
-
- $articles = array();
- $articles_start_char = array();
- $children = array();
- $children_start_char = array();
- $data = array();
- if( $wgCategoryMagicGallery ) {
- $ig = new ImageGallery();
- }
-
- $dbr =& wfGetDB( DB_SLAVE );
- if( $from != '' ) {
- $pageCondition = 'cl_sortkey >= ' . $dbr->addQuotes( $from );
- $flip = false;
- } elseif( $until != '' ) {
- $pageCondition = 'cl_sortkey < ' . $dbr->addQuotes( $until );
- $flip = true;
- } else {
- $pageCondition = '1';
- $flip = false;
- }
- $limit = $wgCategoryPagingLimit;
- $res = $dbr->select(
- array( 'page', 'categorylinks' ),
- array( 'page_title', 'page_namespace', 'page_len', 'cl_sortkey' ),
- array( $pageCondition,
- 'cl_from = page_id',
- 'cl_to' => $this->mTitle->getDBKey()),
- #'page_is_redirect' => 0),
- #+ $pageCondition,
- $fname,
- array( 'ORDER BY' => $flip ? 'cl_sortkey DESC' : 'cl_sortkey',
- 'LIMIT' => $limit + 1 ) );
-
- $sk =& $wgUser->getSkin();
- $r = "<br style=\"clear:both;\"/>\n";
- $count = 0;
- $nextPage = null;
- while( $x = $dbr->fetchObject ( $res ) ) {
- if( ++$count > $limit ) {
- // We've reached the one extra which shows that there are
- // additional pages to be had. Stop here...
- $nextPage = $x->cl_sortkey;
- break;
- }
-
- $title = Title::makeTitle( $x->page_namespace, $x->page_title );
-
- if( $title->getNamespace() == NS_CATEGORY ) {
- // Subcategory; strip the 'Category' namespace from the link text.
- array_push( $children, $sk->makeKnownLinkObj( $title, $wgContLang->convertHtml( $title->getText() ) ) );
-
- // If there's a link from Category:A to Category:B, the sortkey of the resulting
- // entry in the categorylinks table is Category:A, not A, which it SHOULD be.
- // Workaround: If sortkey == "Category:".$title, than use $title for sorting,
- // else use sortkey...
- $sortkey='';
- if( $title->getPrefixedText() == $x->cl_sortkey ) {
- $sortkey=$wgContLang->firstChar( $x->page_title );
- } else {
- $sortkey=$wgContLang->firstChar( $x->cl_sortkey );
- }
- array_push( $children_start_char, $wgContLang->convert( $sortkey ) ) ;
- } elseif( $wgCategoryMagicGallery && $title->getNamespace() == NS_IMAGE ) {
- // Show thumbnails of categorized images, in a separate chunk
- if( $flip ) {
- $ig->insert( Image::newFromTitle( $title ) );
- } else {
- $ig->add( Image::newFromTitle( $title ) );
- }
- } else {
- // Page in this category
- array_push( $articles, $sk->makeSizeLinkObj( $x->page_len, $title, $wgContLang->convert( $title->getPrefixedText() ) ) ) ;
- array_push( $articles_start_char, $wgContLang->convert( $wgContLang->firstChar( $x->cl_sortkey ) ) );
- }
- }
- $dbr->freeResult( $res );
-
- if( $flip ) {
- $children = array_reverse( $children );
- $children_start_char = array_reverse( $children_start_char );
- $articles = array_reverse( $articles );
- $articles_start_char = array_reverse( $articles_start_char );
- }
-
- if( $until != '' ) {
- $r .= $this->pagingLinks( $this->mTitle, $nextPage, $until, $limit );
- } elseif( $nextPage != '' || $from != '' ) {
- $r .= $this->pagingLinks( $this->mTitle, $from, $nextPage, $limit );
- }
-
- # Don't show subcategories section if there are none.
- if( count( $children ) > 0 ) {
- # Showing subcategories
- $r .= '<h2>' . wfMsg( 'subcategories' ) . "</h2>\n";
- $r .= $this->formatCount( $children, 'subcategorycount' );
- $r .= $this->formatList( $children, $children_start_char );
- }
-
- # Showing articles in this category
- $ti = htmlspecialchars( $this->mTitle->getText() );
- $r .= '<h2>' . wfMsg( 'category_header', $ti ) . "</h2>\n";
- $r .= $this->formatCount( $articles, 'categoryarticlecount' );
- $r .= $this->formatList( $articles, $articles_start_char );
-
- if( $wgCategoryMagicGallery && ! $ig->isEmpty() ) {
- $r.= $ig->toHTML();
- }
-
- wfProfileOut( $fname );
- return $r;
- }
-
- /**
- * @param array $articles
- * @param string $message
- * @return string
- * @access private
- */
- function formatCount( $articles, $message ) {
- global $wgContLang;
- $numart = count( $articles );
- if( $numart == 1 ) {
- # Slightly different message to avoid silly plural
- $message .= '1';
- }
- return wfMsg( $message, $wgContLang->formatNum( $numart ) );
- }
- /**
- * Format a list of articles chunked by letter, either as a
- * bullet list or a columnar format, depending on the length.
- *
- * @param array $articles
- * @param array $articles_start_char
- * @param int $cutoff
- * @return string
- * @access private
- */
- function formatList( $articles, $articles_start_char, $cutoff = 6 ) {
- if ( count ( $articles ) > $cutoff ) {
- return $this->columnList( $articles, $articles_start_char );
- } elseif ( count($articles) > 0) {
- // for short lists of articles in categories.
- return $this->shortList( $articles, $articles_start_char );
- }
- return '';
- }
-
- /**
- * Format a list of articles chunked by letter in a three-column
- * list, ordered vertically.
- *
- * @param array $articles
- * @param array $articles_start_char
- * @return string
- * @access private
- */
- function columnList( $articles, $articles_start_char ) {
- // divide list into three equal chunks
- $chunk = (int) (count ( $articles ) / 3);
-
- // get and display header
- $r = '<table width="100%"><tr valign="top">';
-
- $prev_start_char = 'none';
-
- // loop through the chunks
- for($startChunk = 0, $endChunk = $chunk, $chunkIndex = 0;
- $chunkIndex < 3;
- $chunkIndex++, $startChunk = $endChunk, $endChunk += $chunk + 1)
- {
- $r .= "<td>\n";
- $atColumnTop = true;
-
- // output all articles in category
- for ($index = $startChunk ;
- $index < $endChunk && $index < count($articles);
- $index++ )
- {
- // check for change of starting letter or begining of chunk
- if ( ($index == $startChunk) ||
- ($articles_start_char[$index] != $articles_start_char[$index - 1]) )
-
- {
- if( $atColumnTop ) {
- $atColumnTop = false;
- } else {
- $r .= "</ul>\n";
- }
- $cont_msg = "";
- if ( $articles_start_char[$index] == $prev_start_char )
- $cont_msg = wfMsg('listingcontinuesabbrev');
- $r .= "<h3>{$articles_start_char[$index]}$cont_msg</h3>\n<ul>";
- $prev_start_char = $articles_start_char[$index];
- }
-
- $r .= "<li>{$articles[$index]}</li>";
- }
- if( !$atColumnTop ) {
- $r .= "</ul>\n";
- }
- $r .= "</td>\n";
-
-
- }
- $r .= '</tr></table>';
- return $r;
- }
-
- /**
- * Format a list of articles chunked by letter in a bullet list.
- * @param array $articles
- * @param array $articles_start_char
- * @return string
- * @access private
- */
- function shortList( $articles, $articles_start_char ) {
- $r = '<h3>'.$articles_start_char[0]."</h3>\n";
- $r .= '<ul><li>'.$articles[0].'</li>';
- for ($index = 1; $index < count($articles); $index++ )
- {
- if ($articles_start_char[$index] != $articles_start_char[$index - 1])
- {
- $r .= "</ul><h3>{$articles_start_char[$index]}</h3>\n<ul>";
- }
-
- $r .= "<li>{$articles[$index]}</li>";
- }
- $r .= '</ul>';
- return $r;
- }
-
- /**
- * @param Title $title
- * @param string $first
- * @param string $last
- * @param int $limit
- * @param array $query - additional query options to pass
- * @return string
- * @access private
- */
- function pagingLinks( $title, $first, $last, $limit, $query = array() ) {
- global $wgUser, $wgLang;
- $sk =& $wgUser->getSkin();
- $limitText = $wgLang->formatNum( $limit );
-
- $prevLink = htmlspecialchars( wfMsg( 'prevn', $limitText ) );
- if( $first != '' ) {
- $prevLink = $sk->makeLinkObj( $title, $prevLink,
- wfArrayToCGI( $query + array( 'until' => $first ) ) );
- }
- $nextLink = htmlspecialchars( wfMsg( 'nextn', $limitText ) );
- if( $last != '' ) {
- $nextLink = $sk->makeLinkObj( $title, $nextLink,
- wfArrayToCGI( $query + array( 'from' => $last ) ) );
- }
-
- return "($prevLink) ($nextLink)";
- }
-}
-
-
-?>
scripts.mit.edu / autoinstallsdev / mediawiki.git / blobdiff