* Special handling for category description pages
* Modelled after ImagePage.php
*
- * @package MediaWiki
*/
if( !defined( 'MEDIAWIKI' ) )
- die( -1 );
+ die( 1 );
/**
- * @package MediaWiki
*/
class CategoryPage extends Article {
-
function view() {
+ global $wgRequest, $wgUser;
+
+ $diff = $wgRequest->getVal( 'diff' );
+ $diffOnly = $wgRequest->getBool( 'diffonly', $wgUser->getOption( 'diffonly' ) );
+
+ if ( isset( $diff ) && $diffOnly )
+ return Article::view();
+
if(!wfRunHooks('CategoryPageView', array(&$this))) return;
if ( NS_CATEGORY == $this->mTitle->getNamespace() ) {
}
}
+ /**
+ * This page should not be cached if 'from' or 'until' has been used
+ * @return bool
+ */
+ function isFileCacheable() {
+ global $wgRequest;
+
+ return ( ! Article::isFileCacheable()
+ || $wgRequest->getVal( 'from' )
+ || $wgRequest->getVal( 'until' )
+ ) ? false : true;
+ }
+
function openShowCategory() {
# For overloading
}
global $wgOut, $wgRequest;
$from = $wgRequest->getVal( 'from' );
$until = $wgRequest->getVal( 'until' );
- $wgOut->addHTML( $this->doCategoryMagic( $from, $until ) );
+
+ $viewer = new CategoryViewer( $this->mTitle, $from, $until );
+ $wgOut->addHTML( $viewer->getHTML() );
}
+}
+class CategoryViewer {
+ var $title, $limit, $from, $until,
+ $articles, $articles_start_char,
+ $children, $children_start_char,
+ $showGallery, $gallery,
+ $skin;
+
+ function __construct( $title, $from = '', $until = '' ) {
+ global $wgCategoryPagingLimit;
+ $this->title = $title;
+ $this->from = $from;
+ $this->until = $until;
+ $this->limit = $wgCategoryPagingLimit;
+ }
+
/**
* Format the category data list.
*
* @return string HTML output
* @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();
- if( $wgCategoryMagicGallery ) {
- $ig = new ImageGallery();
+ function getHTML() {
+ global $wgOut, $wgCategoryMagicGallery, $wgCategoryPagingLimit;
+ wfProfileIn( __METHOD__ );
+
+ $this->showGallery = $wgCategoryMagicGallery && !$wgOut->mNoGallery;
+
+ $this->clearCategoryState();
+ $this->doCategoryQuery();
+ $this->finaliseCategoryState();
+
+ $r = $this->getCategoryTop() .
+ $this->getSubcategorySection() .
+ $this->getPagesSection() .
+ $this->getImageSection() .
+ $this->getCategoryBottom();
+
+ // Give a proper message if category is empty
+ if ( $r == '' ) {
+ $r = wfMsgExt( 'category-empty', array( 'parse' ) );
+ }
+
+ wfProfileOut( __METHOD__ );
+ return $r;
+ }
+
+ function clearCategoryState() {
+ $this->articles = array();
+ $this->articles_start_char = array();
+ $this->children = array();
+ $this->children_start_char = array();
+ if( $this->showGallery ) {
+ $this->gallery = new ImageGallery();
+ $this->gallery->setHideBadImages();
}
+ }
- $dbr =& wfGetDB( DB_SLAVE );
- if( $from != '' ) {
- $pageCondition = 'cl_sortkey >= ' . $dbr->addQuotes( $from );
- $flip = false;
- } elseif( $until != '' ) {
- $pageCondition = 'cl_sortkey < ' . $dbr->addQuotes( $until );
- $flip = true;
+ function getSkin() {
+ if ( !$this->skin ) {
+ global $wgUser;
+ $this->skin = $wgUser->getSkin();
+ }
+ return $this->skin;
+ }
+
+ /**
+ * Add a subcategory to the internal lists
+ */
+ function addSubcategory( $title, $sortkey, $pageLength ) {
+ global $wgContLang;
+ // Subcategory; strip the 'Category' namespace from the link text.
+ $this->children[] = $this->getSkin()->makeKnownLinkObj(
+ $title, $wgContLang->convertHtml( $title->getText() ) );
+
+ $this->children_start_char[] = $this->getSubcategorySortChar( $title, $sortkey );
+ }
+
+ /**
+ * Get the character to be used for sorting subcategories.
+ * If there's a link from Category:A to Category:B, the sortkey of the resulting
+ * entry in the categorylinks table is Category:A, not A, which it SHOULD be.
+ * Workaround: If sortkey == "Category:".$title, than use $title for sorting,
+ * else use sortkey...
+ */
+ function getSubcategorySortChar( $title, $sortkey ) {
+ global $wgContLang;
+
+ if( $title->getPrefixedText() == $sortkey ) {
+ $firstChar = $wgContLang->firstChar( $title->getDBkey() );
+ } else {
+ $firstChar = $wgContLang->firstChar( $sortkey );
+ }
+
+ return $wgContLang->convert( $firstChar );
+ }
+
+ /**
+ * Add a page in the image namespace
+ */
+ function addImage( Title $title, $sortkey, $pageLength, $isRedirect = false ) {
+ if ( $this->showGallery ) {
+ $image = new Image( $title );
+ if( $this->flip ) {
+ $this->gallery->insert( $image );
+ } else {
+ $this->gallery->add( $image );
+ }
+ } else {
+ $this->addPage( $title, $sortkey, $pageLength, $isRedirect );
+ }
+ }
+
+ /**
+ * Add a miscellaneous page
+ */
+ function addPage( $title, $sortkey, $pageLength, $isRedirect = false ) {
+ global $wgContLang;
+ $this->articles[] = $isRedirect
+ ? '<span class="redirect-in-category">' . $this->getSkin()->makeKnownLinkObj( $title ) . '</span>'
+ : $this->getSkin()->makeSizeLinkObj( $pageLength, $title );
+ $this->articles_start_char[] = $wgContLang->convert( $wgContLang->firstChar( $sortkey ) );
+ }
+
+ function finaliseCategoryState() {
+ if( $this->flip ) {
+ $this->children = array_reverse( $this->children );
+ $this->children_start_char = array_reverse( $this->children_start_char );
+ $this->articles = array_reverse( $this->articles );
+ $this->articles_start_char = array_reverse( $this->articles_start_char );
+ }
+ }
+
+ function doCategoryQuery() {
+ $dbr = wfGetDB( DB_SLAVE );
+ if( $this->from != '' ) {
+ $pageCondition = 'cl_sortkey >= ' . $dbr->addQuotes( $this->from );
+ $this->flip = false;
+ } elseif( $this->until != '' ) {
+ $pageCondition = 'cl_sortkey < ' . $dbr->addQuotes( $this->until );
+ $this->flip = true;
} else {
$pageCondition = '1 = 1';
- $flip = false;
+ $this->flip = false;
}
- $limit = $wgCategoryPagingLimit;
$res = $dbr->select(
array( 'page', 'categorylinks' ),
- array( 'page_title', 'page_namespace', 'page_len', 'cl_sortkey' ),
+ array( 'page_title', 'page_namespace', 'page_len', 'page_is_redirect', 'cl_sortkey' ),
array( $pageCondition,
'cl_from = page_id',
- 'cl_to' => $this->mTitle->getDBKey()),
+ 'cl_to' => $this->title->getDBkey()),
#'page_is_redirect' => 0),
#+ $pageCondition,
- $fname,
- array( 'ORDER BY' => $flip ? 'cl_sortkey DESC' : 'cl_sortkey',
- 'LIMIT' => $limit + 1 ) );
+ __METHOD__,
+ array( 'ORDER BY' => $this->flip ? 'cl_sortkey DESC' : 'cl_sortkey',
+ 'USE INDEX' => 'cl_sortkey',
+ 'LIMIT' => $this->limit + 1 ) );
- $sk =& $wgUser->getSkin();
- $r = "<br style=\"clear:both;\"/>\n";
$count = 0;
- $nextPage = null;
+ $this->nextPage = null;
while( $x = $dbr->fetchObject ( $res ) ) {
- if( ++$count > $limit ) {
+ if( ++$count > $this->limit ) {
// We've reached the one extra which shows that there are
// additional pages to be had. Stop here...
- $nextPage = $x->cl_sortkey;
+ $this->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 ) );
- }
+ $this->addSubcategory( $title, $x->cl_sortkey, $x->page_len );
+ } elseif( $this->showGallery && $title->getNamespace() == NS_IMAGE ) {
+ $this->addImage( $title, $x->cl_sortkey, $x->page_len, $x->page_is_redirect );
} 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 ) ) );
+ $this->addPage( $title, $x->cl_sortkey, $x->page_len, $x->page_is_redirect );
}
}
$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 );
+ function getCategoryTop() {
+ $r = '';
+ if( $this->until != '' ) {
+ $r .= $this->pagingLinks( $this->title, $this->nextPage, $this->until, $this->limit );
+ } elseif( $this->nextPage != '' || $this->from != '' ) {
+ $r .= $this->pagingLinks( $this->title, $this->from, $this->nextPage, $this->limit );
}
+ return $r == ''
+ ? $r
+ : "<br style=\"clear:both;\"/>\n" . $r;
+ }
+ function getSubcategorySection() {
# Don't show subcategories section if there are none.
- if( count( $children ) > 0 ) {
+ $r = '';
+ $c = count( $this->children );
+ if( $c > 0 ) {
# Showing subcategories
+ $r .= "<div id=\"mw-subcategories\">\n";
$r .= '<h2>' . wfMsg( 'subcategories' ) . "</h2>\n";
- $r .= wfMsgExt( 'subcategorycount', array( 'parse' ), count( $children) );
- $r .= $this->formatList( $children, $children_start_char );
+ $r .= wfMsgExt( 'subcategorycount', array( 'parse' ), $c );
+ $r .= $this->formatList( $this->children, $this->children_start_char );
+ $r .= "\n</div>";
}
+ return $r;
+ }
- # Showing articles in this category
- $ti = htmlspecialchars( $this->mTitle->getText() );
- $r .= '<h2>' . wfMsg( 'category_header', $ti ) . "</h2>\n";
- $r .= wfMsgExt( 'categoryarticlecount', array( 'parse' ), count( $articles) );
- $r .= $this->formatList( $articles, $articles_start_char );
-
- if( $wgCategoryMagicGallery && ! $ig->isEmpty() ) {
- $r.= $ig->toHTML();
+ function getPagesSection() {
+ $ti = htmlspecialchars( $this->title->getText() );
+ # Don't show articles section if there are none.
+ $r = '';
+ $c = count( $this->articles );
+ if( $c > 0 ) {
+ $r = "<div id=\"mw-pages\">\n";
+ $r .= '<h2>' . wfMsg( 'category_header', $ti ) . "</h2>\n";
+ $r .= wfMsgExt( 'categoryarticlecount', array( 'parse' ), $c );
+ $r .= $this->formatList( $this->articles, $this->articles_start_char );
+ $r .= "\n</div>";
}
+ return $r;
+ }
- if( $until != '' ) {
- $r .= $this->pagingLinks( $this->mTitle, $nextPage, $until, $limit );
- } elseif( $nextPage != '' || $from != '' ) {
- $r .= $this->pagingLinks( $this->mTitle, $from, $nextPage, $limit );
+ function getImageSection() {
+ if( $this->showGallery && ! $this->gallery->isEmpty() ) {
+ return "<div id=\"mw-category-media\">\n" .
+ '<h2>' . wfMsg( 'category-media-header', htmlspecialchars($this->title->getText()) ) . "</h2>\n" .
+ wfMsgExt( 'category-media-count', array( 'parse' ), $this->gallery->count() ) .
+ $this->gallery->toHTML() . "\n</div>";
+ } else {
+ return '';
}
+ }
- wfProfileOut( $fname );
- return $r;
+ function getCategoryBottom() {
+ if( $this->until != '' ) {
+ return $this->pagingLinks( $this->title, $this->nextPage, $this->until, $this->limit );
+ } elseif( $this->nextPage != '' || $this->from != '' ) {
+ return $this->pagingLinks( $this->title, $this->from, $this->nextPage, $this->limit );
+ } else {
+ return '';
+ }
}
/**
}
$cont_msg = "";
if ( $articles_start_char[$index] == $prev_start_char )
- $cont_msg = wfMsgHtml('listingcontinuesabbrev');
+ $cont_msg = ' ' . wfMsgHtml( 'listingcontinuesabbrev' );
$r .= "<h3>" . htmlspecialchars( $articles_start_char[$index] ) . "$cont_msg</h3>\n<ul>";
$prev_start_char = $articles_start_char[$index];
}
* @private
*/
function pagingLinks( $title, $first, $last, $limit, $query = array() ) {
- global $wgUser, $wgLang;
- $sk =& $wgUser->getSkin();
+ global $wgLang;
+ $sk = $this->getSkin();
$limitText = $wgLang->formatNum( $limit );
$prevLink = htmlspecialchars( wfMsg( 'prevn', $limitText ) );
}
-?>
+