Use local context instead of global variables

diff --git a/includes/specials/SpecialVersion.php b/includes/specials/SpecialVersion.php
index 0331f05..6dba691 100644 (file)
--- a/includes/specials/SpecialVersion.php
+++ b/includes/specials/SpecialVersion.php
@@ -49,11 +49,12 @@ class SpecialVersion extends SpecialPage {
         * main()
         */
        public function execute( $par ) {
-               global $wgOut, $wgSpecialVersionShowHooks, $wgRequest;
+               global $wgSpecialVersionShowHooks;
 
                $this->setHeaders();
                $this->outputHeader();
-               $wgOut->allowClickjacking();
+               $out = $this->getOutput();
+               $out->allowClickjacking();
 
                $text =
                        $this->getMediaWikiCredits() .
@@ -63,10 +64,10 @@ class SpecialVersion extends SpecialPage {
                        $text .= $this->getWgHooks();
                }
 
-               $wgOut->addWikiText( $text );
-               $wgOut->addHTML( $this->IPInfo() );
+               $out->addWikiText( $text );
+               $out->addHTML( $this->IPInfo() );
 
-               if ( $wgRequest->getVal( 'easteregg' ) ) {
+               if ( $this->getRequest()->getVal( 'easteregg' ) ) {
                        if ( $this->showEasterEgg() ) {
                                // TODO: put something interesting here
                        }
@@ -357,11 +358,10 @@ class SpecialVersion extends SpecialPage {
         * Callback to sort extensions by type.
         */
        function compare( $a, $b ) {
-               global $wgLang;
                if( $a['name'] === $b['name'] ) {
                        return 0;
                } else {
-                       return $wgLang->lc( $a['name'] ) > $wgLang->lc( $b['name'] )
+                       return $this->getLang()->lc( $a['name'] ) > $this->getLang()->lc( $b['name'] )
                                ? 1
                                : -1;
                }
@@ -542,11 +542,10 @@ class SpecialVersion extends SpecialPage {
                } elseif ( $cnt == 0 ) {
                        return '';
                } else {
-                       global $wgLang;
                        if ( $sort ) {
                                sort( $list );
                        }
-                       return $wgLang->listToText( array_map( array( __CLASS__, 'arrayToString' ), $list ) );
+                       return $this->getLang()->listToText( array_map( array( __CLASS__, 'arrayToString' ), $list ) );
                }
        }