+
+ # We want to display $toplevelMaxperpage lines starting at $offset.
+ # NOTICE: $offset starts at 0
+ $offset = intval ( $wgRequest->getVal( 'offset' ) );
+ if ( $offset < 0 ) { $offset = 0; }
+ if ( $offset >= $sections ) { $offset = $sections - 1; }
+
+ # Where to stop? Notice that this can take the value of $sections, but $offset can't, because if
+ # we're displaying only the very last section, we still need two DB queries to find the titles
+ $stopat = ( $offset + $toplevelMaxperpage < $sections )
+ ? $offset + $toplevelMaxperpage : $sections ;
+
+ # This array is going to hold the cur_titles in order.
+ $lines = array();
+
+ # If we are going to show n rows, we need n+1 queries to find the relevant titles.
+ for ( $i = $offset; $i <= $stopat; $i++ ) {
+ if ( $i == $sections ) # if we're displaying the last section, we need to
+ $from = $count-1; # find the last cur_title in the DB
+ else if ( $i > $offset )
+ $from = $i * $indexMaxperpage - 1;
+ else
+ $from = $i * $indexMaxperpage;
+ $limit = ( $i == $offset || $i == $stopat ) ? 1 : 2;
+ $sql = "SELECT cur_title $fromwhere $order_str " . $dbr->limitResult ( $limit, $from );
+ $res = $dbr->query( $sql, $fname );
+ $s = $dbr->fetchObject( $res );
+ array_push ( $lines, $s->cur_title );
+ if ( $s = $dbr->fetchObject( $res ) ) {
+ array_push ( $lines, $s->cur_title );
+ }
+ $dbr->freeResult( $res );
+ }
+
+ # At this point, $lines should contain an even number of elements.
+ $out .= "<table style='background: inherit;'>";
+ while ( count ( $lines ) > 0 ) {
+ $inpoint = array_shift ( $lines );
+ $outpoint = array_shift ( $lines );
+ $out .= indexShowline ( $inpoint, $outpoint, $namespace );
+ }
+ $out .= "</table>";
+
+ $nsForm = namespaceForm ( $namespace );
+
+ # Is there more?
+ $morelinks = "";
+ if ( $offset > 0 ) {
+ $morelinks = $sk->makeKnownLink (
+ $wgLang->specialPage ( "Allpages" ),
+ wfMsg ( 'allpagesprev' ),
+ ( $offset > $toplevelMaxperpage ) ? 'offset='.($offset-$toplevelMaxperpage) : ''
+ );
+ }
+ if ( $stopat < $sections-1 ) {
+ if ( $morelinks != "" ) { $morelinks .= " | "; }
+ $morelinks .= $sk->makeKnownLink (
+ $wgLang->specialPage ( "Allpages" ),
+ wfMsg ( 'allpagesnext' ),
+ 'offset=' . ($offset + $toplevelMaxperpage)
+ );
+ }
+
+ if ( $morelinks != "" ) {
+ $out2 = '<table style="background: inherit;" width="100%" cellpadding="0" cellspacing="0" border="0">';
+ $out2 .= '<tr valign="top"><td align="left">' . $nsForm;
+ $out2 .= '</td><td align="right" style="font-size: smaller; margin-bottom: 1em;">';
+ $out2 .= $morelinks . '</td></tr></table><hr />';
+ } else {
+ $out2 = $nsForm . '<hr />';
+ }
+
+ $wgOut->addHtml( $out2 . $out );