Remove some unused variables

Move variable in languages/classes/LanguageKu.php into commented code (used in comment)

includes/ConfEditor.php

@@ -836,7 +836,6 @@ class ConfEditor {
 	 * not call except from popPath() or nextPath().
 	 */
 	function endPath() {
-		$i = count( $this->pathStack ) - 1;
 		$key = '';
 		foreach ( $this->pathStack as $pathInfo ) {
 			if ( $key !== '' ) {

includes/ImagePage.php

@@ -437,7 +437,6 @@ class ImagePage extends Article {
 						'onchange' => 'document.pageselector.submit();',
 					);
 
-					$option = array();
 					for ( $i = 1; $i <= $count; $i++ ) {
 						$options[] = Xml::option( $wgLang->formatNum( $i ), $i, $i == $page );
 					}
@@ -530,7 +529,6 @@ EOT
 		$wrap = "<div class=\"sharedUploadNotice\">\n$1\n</div>\n";
 		$repo = $this->img->getRepo()->getDisplayName();
 
-		$msg = '';
 		if ( $descUrl && $descText && wfMsgNoTrans( 'sharedupload-desc-here' ) !== '-'  ) {
 			$wgOut->wrapWikiMsg( $wrap, array( 'sharedupload-desc-here', $repo, $descUrl ) );
 		} elseif ( $descUrl && wfMsgNoTrans( 'sharedupload-desc-there' ) !== '-' ) {

includes/Sanitizer.php

@@ -749,7 +749,7 @@ class Sanitizer {
 
 		// Decode escape sequences and line continuation
 		// See the grammar in the CSS 2 spec, appendix D.
-		static $decodeRegex, $reencodeTable;
+		static $decodeRegex;
 		if ( !$decodeRegex ) {
 			$space = '[\\x20\\t\\r\\n\\f]';
 			$nl = '(?:\\n|\\r\\n|\\r|\\f)';

includes/db/DatabaseIbm_db2.php

@@ -1101,7 +1101,6 @@ EOF;
 		$this->begin();
 
 		if ( !$ignore ) {
-			$first = true;
 			foreach ( $args as $row ) {
 				// insert each row into the database
 				$res = $res & $this->execute($stmt, $row);

includes/db/LoadBalancer.php

@@ -217,7 +217,6 @@ class LoadBalancer {
 		$this->getLoadMonitor()->scaleLoads( $nonErrorLoads, $group, $wiki );
 
 		$i = false;
-		$found = false;
 		$laggedSlaveMode = false;
 
 		# First try quickly looking through the available servers for a server that

includes/parser/CoreParserFunctions.php

@@ -628,7 +628,6 @@ class CoreParserFunctions {
 	 * Parser function to extension tag adaptor
 	 */
 	public static function tagObj( $parser, $frame, $args ) {
-		$xpath = false;
 		if ( !count( $args ) ) {
 			return '';
 		}

includes/parser/Preprocessor_Hash.php

@@ -853,7 +853,6 @@ class PPFrame_Hash implements PPFrame {
 			$title = $this->title;
 		}
 		if ( $args !== false ) {
-			$xpath = false;
 			if ( $args instanceof PPNode_Hash_Array ) {
 				$args = $args->value;
 			} elseif ( !is_array( $args ) ) {

includes/specials/SpecialIpblocklist.php

@@ -270,7 +270,6 @@ class IPUnblockForm extends SpecialPage {
 		}
 
 		$conds = array();
-		$matches = array();
 		// Is user allowed to see all the blocks?
 		if ( !$wgUser->isAllowed( 'hideuser' ) )
 			$conds['ipb_deleted'] = 0;

includes/specials/SpecialMergeHistory.php

@@ -455,7 +455,6 @@ class MergeHistoryPager extends ReverseChronologicalPager {
 	}
 
 	function formatRow( $row ) {
-		$block = new Block;
 		return $this->mForm->formatRevisionRow( $row );
 	}
 

languages/LanguageConverter.php

@@ -225,7 +225,6 @@ class LanguageConverter {
 	 */
 	protected function getHeaderVariant() {
 		global $wgRequest;
-		$ret = null;
 
 		if ( $this->mHeaderVariant ) {
 			return $this->mHeaderVariant;
@@ -544,7 +543,6 @@ class LanguageConverter {
 		$out = '';
 		$length = strlen( $text );
 		while ( $startPos < $length ) {
-			$m = false;
 			$pos = strpos( $text, '-{', $startPos );
 
 			if ( $pos === false ) {
@@ -1280,7 +1278,6 @@ class ConverterRule {
 			$variant = $this->mConverter->getPreferredVariant();
 		}
 
-		$variants = $this->mConverter->mVariants;
 		$this->parseFlags();
 		$flags = $this->mFlags;
 

languages/classes/LanguageKu.php

@@ -180,10 +180,8 @@ class KuConverter extends LanguageConverter {
 	 *    - ommiting roman numbers
 	 */
 	function translate( $text, $toVariant ) {
-		$breaks = '[^\w\x80-\xff]';
-
 		/* From Kazakh interface, maybe we need it later
-		 *
+		$breaks = '[^\w\x80-\xff]';
 		// regexp for roman numbers
 		$roman = 'M{0,4}(CM|CD|D?C{0,3})(XC|XL|L?X{0,3})(IX|IV|V?I{0,3})';
 		$roman = '';

maintenance/importUseModWiki.php

@@ -199,8 +199,6 @@ function checkUserCache( $name, $host )
 
 function importPage( $title )
 {
-	global $usercache;
-
 	echo "\n<!-- Importing page " . xmlCommentSafe( $title ) . " -->\n";
 	$page = fetchPage( $title );
 

maintenance/parserTests.inc

@@ -335,7 +335,6 @@ class ParserTest {
 		$user = new User();
 		$options = ParserOptions::newFromUser( $user );
 
-		$m = array();
 		if ( isset( $opts['title'] ) ) {
 			$titleText = $opts['title'];
 		}
@@ -349,7 +348,6 @@ class ParserTest {
 		$parser = $this->getParser( $preprocessor );
 		$title = Title::newFromText( $titleText );
 
-		$matches = array();
 		if ( isset( $opts['pst'] ) ) {
 			$out = $parser->preSaveTransform( $input, $title, $user, $options );
 		} elseif ( isset( $opts['msg'] ) ) {

maintenance/populateLogSearch.php

@@ -56,7 +56,6 @@ class PopulateLogSearch extends Maintenance {
 			$this->output( "...doing log_id from $blockStart to $blockEnd\n" );
 			$cond = "log_id BETWEEN $blockStart AND $blockEnd";
 			$res = $db->select( 'logging', '*', $cond, __FUNCTION__ );
-			$batch = array();
 			foreach ( $res as $row ) {
 				// RevisionDelete logs - revisions
 				if ( LogEventsList::typeAction( $row, $delTypes, 'revision' ) ) {

maintenance/rebuildImages.php

@@ -171,8 +171,6 @@ class ImageBuilder extends FiveUpgrade {
 	}
 
 	function addMissingImage( $filename, $fullpath ) {
-		$fname = 'ImageBuilder::addMissingImage';
-
 		$timestamp = $this->dbw->timestamp( filemtime( $fullpath ) );
 
 		global $wgContLang;

maintenance/storage/fixBug20757.php

@@ -130,7 +130,6 @@ class FixBug20757 extends Maintenance {
 			}
 
 			// Process the stubs
-			$stubsToFix = array();
 			foreach ( $stubs as $primaryId => $stub ) {
 				$secondaryId = $stub['secondaryId'];
 				if ( !isset( $trackedBlobs[$secondaryId] ) ) {

skins/CologneBlue.php

@@ -271,7 +271,6 @@ class SkinCologneBlue extends Skin {
 
 		$s .= $this->menuHead( 'qbmyoptions' );
 		if ( $wgUser->isLoggedIn() ) {
-			$name = $wgUser->getName();
 			$tl = $this->link(
 				$wgUser->getTalkPage(),
 				wfMsg( 'mytalk' ),

skins/Nostalgia.php

@@ -73,7 +73,6 @@ class SkinNostalgia extends Skin {
 		if ( $wgUser->isAnon() ) {
 			$s .= $sep . $this->specialLink( 'userlogin' );
 		} else {
-			$name = $wgUser->getName();
 			/* show user page and user talk links */
 			$s .= $sep . $this->link( $wgUser->getUserPage(), wfMsgHtml( 'mypage' ) );
 			$s .= $sep . $this->link( $wgUser->getTalkPage(), wfMsgHtml( 'mytalk' ) );