SpecialWhatlinkshere: Use Config instead of globals

Change-Id: Ib785ea6371801e7864a8d3a4f19a7a3ffa4760c5

diff --git a/includes/specials/SpecialWhatlinkshere.php b/includes/specials/SpecialWhatlinkshere.php
index 60ac02f..7dc6da1 100644 (file)
--- a/includes/specials/SpecialWhatlinkshere.php
+++ b/includes/specials/SpecialWhatlinkshere.php
@@ -42,7 +42,6 @@ class SpecialWhatLinksHere extends IncludableSpecialPage {
        }
 
        function execute( $par ) {
-               global $wgQueryPageDefaultLimit;
                $out = $this->getOutput();
 
                $this->setHeaders();
@@ -52,7 +51,7 @@ class SpecialWhatLinksHere extends IncludableSpecialPage {
 
                $opts->add( 'target', '' );
                $opts->add( 'namespace', '', FormOptions::INTNULL );
-               $opts->add( 'limit', $wgQueryPageDefaultLimit );
+               $opts->add( 'limit', $this->getConfig()->get( 'QueryPageDefaultLimit' ) );
                $opts->add( 'from', 0 );
                $opts->add( 'back', 0 );
                $opts->add( 'hideredirs', false );
@@ -101,8 +100,6 @@ class SpecialWhatLinksHere extends IncludableSpecialPage {
         * @param int $back Display from this article ID at backwards scrolling (default: 0)
         */
        function showIndirectLinks( $level, $target, $limit, $from = 0, $back = 0 ) {
-               global $wgMaxRedirectLinksRetrieved, $wgUseLinkNamespaceDBFields;
-
                $out = $this->getOutput();
                $dbr = wfGetDB( DB_SLAVE );
 
@@ -126,9 +123,10 @@ class SpecialWhatLinksHere extends IncludableSpecialPage {
                        'il_to' => $target->getDBkey(),
                );
 
+               $useLinkNamespaceDBFields = $this->getConfig()->get( 'UseLinkNamespaceDBFields' );
                $namespace = $this->opts->getValue( 'namespace' );
                if ( is_int( $namespace ) ) {
-                       if ( $wgUseLinkNamespaceDBFields ) {
+                       if ( $useLinkNamespaceDBFields ) {
                                $conds['pagelinks']['pl_from_namespace'] = $namespace;
                                $conds['templatelinks']['tl_from_namespace'] = $namespace;
                                $conds['imagelinks']['il_from_namespace'] = $namespace;
@@ -151,8 +149,7 @@ class SpecialWhatLinksHere extends IncludableSpecialPage {
                        $conds['pagelinks'][] = 'rd_from is NOT NULL';
                }
 
-               $queryFunc = function ( $dbr, $table, $fromCol ) use ( $conds, $target, $limit ) {
-                       global $wgUseLinkNamespaceDBFields;
+               $queryFunc = function ( $dbr, $table, $fromCol ) use ( $conds, $target, $limit, $useLinkNamespaceDBFields ) {
                        // Read an extra row as an at-end check
                        $queryLimit = $limit + 1;
                        $on = array(
@@ -160,7 +157,7 @@ class SpecialWhatLinksHere extends IncludableSpecialPage {
                                'rd_title' => $target->getDBkey(),
                                'rd_interwiki = ' . $dbr->addQuotes( '' ) . ' OR rd_interwiki IS NULL'
                        );
-                       if ( $wgUseLinkNamespaceDBFields ) { // migration check
+                       if ( $useLinkNamespaceDBFields ) { // migration check
                                $on['rd_namespace'] = $target->getNamespace();
                        }
                        // Inner LIMIT is 2X in case of stale backlinks with wrong namespaces
@@ -278,7 +275,7 @@ class SpecialWhatLinksHere extends IncludableSpecialPage {
 
                        if ( $row->rd_from && $level < 2 ) {
                                $out->addHTML( $this->listItem( $row, $nt, $target, true ) );
-                               $this->showIndirectLinks( $level + 1, $nt, $wgMaxRedirectLinksRetrieved );
+                               $this->showIndirectLinks( $level + 1, $nt, $this->getConfig()->get( 'MaxRedirectLinksRetrieved' ) );
                                $out->addHTML( Xml::closeElement( 'li' ) );
                        } else {
                                $out->addHTML( $this->listItem( $row, $nt, $target ) );
@@ -415,8 +412,6 @@ class SpecialWhatLinksHere extends IncludableSpecialPage {
        }
 
        function whatlinkshereForm() {
-               global $wgScript;
-
                // We get nicer value from the title object
                $this->opts->consumeValue( 'target' );
                // Reset these for new requests
@@ -426,7 +421,7 @@ class SpecialWhatLinksHere extends IncludableSpecialPage {
                $namespace = $this->opts->consumeValue( 'namespace' );
 
                # Build up the form
-               $f = Xml::openElement( 'form', array( 'action' => $wgScript ) );
+               $f = Xml::openElement( 'form', array( 'action' => wfScript() ) );
 
                # Values that should not be forgotten
                $f .= Html::hidden( 'title', $this->getPageTitle()->getPrefixedText() );