based on QueryPage, fixed query to really return all categories

diff --git a/includes/SpecialCategories.php b/includes/SpecialCategories.php
index 1a3efca..34ebc6a 100644 (file)
--- a/includes/SpecialCategories.php
+++ b/includes/SpecialCategories.php
@@ -1,45 +1,43 @@
 <?php
 
+require_once("QueryPage.php");
+
+class CategoriesPage extends QueryPage {
+
+       function getName() {
+               return "Categories";
+       }
+
+       function isExpensive() {
+               return false;
+       }
+
+       function getSQL() {
+               $NScat = Namespace::getCategory();
+               return "SELECT DISTINCT 'Categories' as type, 
+                               {$NScat} as namespace,
+                               cl_to as title,
+                               1 as value
+                          FROM categorylinks";
+       }
+       
+       function sortDescending() {
+               return false;
+       }
+
+       function formatResult( $skin, $result ) {
+               global $wgLang;
+               return $skin->makeLink( $wgLang->getNsText( NS_CATEGORY ).":".$result->title, $result->title );
+       }
+}
+
 function wfSpecialCategories()
 {
-       global $wgUser, $wgOut , $wgLang;
-
-       $sk = $wgUser->getSkin() ;
-       $sc = "Special:Categories" ;
-
-       # List all existant categories.
-       # Note: this list could become *very large*
-       $r = "<ol>\n" ;
-       $sql = "SELECT cur_title FROM cur WHERE cur_namespace=".Namespace::getCategory() ;
-       $res = wfQuery ( $sql, DB_READ ) ;
-       while ( $x = wfFetchObject ( $res ) ) {
-               $title =& Title::makeTitle( NS_CATEGORY, $x->cur_title );
-           $r .= "<li>" ;
-           $r .= $sk->makeKnownLinkObj ( $title, $title->getText() ) ;
-           $r .= "</li>\n" ;
-         }
-       wfFreeResult ( $res ) ;
-       $r .= "</ol>\n" ;
-
-       $r .= "<hr />\n" ;
-       
-       # Links to category pages that haven't been created.
-       # FIXME: This could be slow if there are a lot, but the title index should
-       # make it reasonably snappy since we're using an index.
-       $cat = wfStrencode( $wgLang->getNsText( NS_CATEGORY ) );
-       $sql = "SELECT DISTINCT bl_to FROM brokenlinks WHERE bl_to LIKE \"{$cat}:%\"" ;
-       $res = wfQuery ( $sql, DB_READ ) ;
-       $r .= "<ol>\n" ;
-       while ( $x = wfFetchObject ( $res ) ) {
-               $title = Title::newFromDBkey( $x->bl_to );
-           $r .= "<li>" ;
-           $r .= $sk->makeBrokenLinkObj( $title, $title->getText() ) ;
-           $r .= "</li>\n" ;
-         }
-       wfFreeResult ( $res ) ;
-       $r .= "</ol>\n" ;
-
-       $wgOut->addHTML ( $r ) ;
+       list( $limit, $offset ) = wfCheckLimits();
+
+       $cap = new CategoriesPage();
+
+       return $cap->doQuery( $offset, $limit );
 }
 
 ?>