Remove unused vars. Props DD32. see #5418

git-svn-id: http://svn.automattic.com/wordpress/trunk@6364 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-app.php

@@ -215,7 +215,7 @@ EOD;
 	 * Create Post (No arguments)
 	 */
 	function create_post() {
-		global $blog_id, $wpdb;
+		global $blog_id, $user_ID;
 		$this->get_accepted_content_type($this->atom_content_types);
 
 		$parser = new AtomParser();
@@ -249,7 +249,7 @@ EOD;
 
 		$blog_ID = (int ) $blog_id;
 		$post_status = ($publish) ? 'publish' : 'draft';
-		$post_author = (int) $user->ID;
+		$post_author = (int) $user_ID;
 		$post_title = $entry->title[1];
 		$post_content = $entry->content[1];
 		$post_excerpt = $entry->summary[1];
@@ -269,9 +269,8 @@ EOD;
 		if ( is_wp_error( $postID ) )
 			$this->internal_error($postID->get_error_message());
 
-		if (!$postID) {
+		if (!$postID)
 			$this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.'));
-		}
 
 		// getting warning here about unable to set headers
 		// because something in the cache is printing to the buffer
@@ -296,8 +295,6 @@ EOD;
 	}
 
 	function put_post($postID) {
-		global $wpdb;
-
 		// checked for valid content-types (atom+xml)
 		// quick check and exit
 		$this->get_accepted_content_type($this->atom_content_types);
@@ -313,7 +310,6 @@ EOD;
 
 		// check for not found
 		global $entry;
-		$entry = $GLOBALS['entry'];
 		$this->set_current_entry($postID);
 
 		if(!current_user_can('edit_post', $entry['ID']))
@@ -376,8 +372,6 @@ EOD;
 	}
 
 	function get_attachment($postID = NULL) {
-
-		global $entry;
 		if (!isset($postID)) {
 			$this->get_attachments();
 		} else {
@@ -389,7 +383,6 @@ EOD;
 	}
 
 	function create_attachment() {
-		global $wp, $wpdb, $wp_query, $blog_id;
 
 		$type = $this->get_accepted_content_type();
 
@@ -418,9 +411,8 @@ EOD;
 
 		$url = $file['url'];
 		$file = $file['file'];
-		$filename = basename($file);
 
-		$header = apply_filters('wp_create_file_in_uploads', $file); // replicate
+		apply_filters('wp_create_file_in_uploads', $file); // replicate
 
 		// Construct the attachment array
 		$attachment = array(
@@ -433,11 +425,10 @@ EOD;
 			);
 
 		// Save the data
-		$postID = wp_insert_attachment($attachment, $file, $post);
+		$postID = wp_insert_attachment($attachment, $file);
 
-		if (!$postID) {
+		if (!$postID)
 			$this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.'));
-		}
 
 		$output = $this->get_entry($postID, 'attachment');
 
@@ -446,8 +437,6 @@ EOD;
 	}
 
 	function put_attachment($postID) {
-		global $wpdb;
-
 		// checked for valid content-types (atom+xml)
 		// quick check and exit
 		$this->get_accepted_content_type($this->atom_content_types);
@@ -466,8 +455,6 @@ EOD;
 		if(!current_user_can('edit_post', $entry['ID']))
 			$this->auth_required(__('Sorry, you do not have the right to edit this post.'));
 
-		$publish = (isset($parsed->draft) && trim($parsed->draft) == 'yes') ? false : true;
-
 		extract($entry);
 
 		$post_title = $parsed->title[1];
@@ -546,8 +533,6 @@ EOD;
 
 	function put_file($postID) {
 
-		$type = $this->get_accepted_content_type();
-
 		// first check if user can upload
 		if(!current_user_can('upload_files'))
 			$this->auth_required(__('You do not have permission to upload files.'));
@@ -605,17 +590,15 @@ EOD;
 	}
 
 	function the_entries_url($page = NULL) {
-		$url = $this->get_entries_url($page);
+		echo $this->get_entries_url($page);
-		echo $url;
 	}
 
-	function get_categories_url($page = NULL) {
+	function get_categories_url($deprecated = '') {
 		return $this->app_base . $this->CATEGORIES_PATH;
 	}
 
 	function the_categories_url() {
-		$url = $this->get_categories_url();
+		echo $this->get_categories_url();
-		echo $url;
 	}
 
 	function get_attachments_url($page = NULL) {
@@ -627,8 +610,7 @@ EOD;
 	}
 
 	function the_attachments_url($page = NULL) {
-		$url = $this->get_attachments_url($page);
+		echo $this->get_attachments_url($page);
-		echo $url;
 	}
 
 	function get_service_url() {
@@ -638,7 +620,7 @@ EOD;
 	function get_entry_url($postID = NULL) {
 		if(!isset($postID)) {
 			global $post;
-			$postID = (int) $GLOBALS['post']->ID;
+			$postID = (int) $post->ID;
 		}
 
 		$url = $this->app_base . $this->ENTRY_PATH . "/$postID";
@@ -648,14 +630,13 @@ EOD;
 	}
 
 	function the_entry_url($postID = NULL) {
-		$url = $this->get_entry_url($postID);
+		echo $this->get_entry_url($postID);
-		echo $url;
 	}
 
 	function get_media_url($postID = NULL) {
 		if(!isset($postID)) {
 			global $post;
-			$postID = (int) $GLOBALS['post']->ID;
+			$postID = (int) $post->ID;
 		}
 
 		$url = $this->app_base . $this->MEDIA_SINGLE_PATH ."/file/$postID";
@@ -665,8 +646,7 @@ EOD;
 	}
 
 	function the_media_url($postID = NULL) {
-		$url = $this->get_media_url($postID);
+		echo $this->get_media_url($postID);
-		echo $url;
 	}
 
 	function set_current_entry($postID) {
@@ -759,7 +739,6 @@ EOD;
 	function get_entry($postID, $post_type = 'post') {
 		log_app('function',"get_entry($postID, '$post_type')");
 		ob_start();
-		global $posts, $post, $wp_query, $wp, $wpdb, $blog_id;
 		switch($post_type) {
 			case 'post':
 				$varname = 'p';

wp-includes/author-template.php

@@ -316,7 +316,7 @@ function the_author_posts_link($deprecated = '') {
  * @return string The URL to the author's page.
  */
 function get_author_posts_url($author_id, $author_nicename = '') {
-	global $wpdb, $wp_rewrite, $post;
+	global $wp_rewrite;
 	$auth_ID = (int) $author_id;
 	$link = $wp_rewrite->get_author_permastruct();
 

wp-includes/canonical.php

@@ -2,7 +2,7 @@
 // Based on "Permalink Redirect" from Scott Yang and "Enforce www. Preference" by Mark Jaquith
 
 function redirect_canonical($requested_url=NULL, $do_redirect=true) {
-	global $wp_rewrite, $posts, $is_IIS;
+	global $wp_rewrite, $is_IIS;
 
 	if ( is_feed() || is_trackback() || is_search() || is_comments_popup() || is_admin() || $is_IIS || ( isset($_POST) && count($_POST) ) || is_preview() )
 		return;
@@ -176,7 +176,7 @@ function redirect_canonical($requested_url=NULL, $do_redirect=true) {
 }
 
 function redirect_guess_404_permalink() {
-	global $wp_query, $wpdb;
+	global $wpdb;
 	if ( !get_query_var('name') )
 		return false;
 

wp-includes/capabilities.php

@@ -138,7 +138,6 @@ class WP_User {
 	var $allcaps = array();
 
 	function WP_User($id, $name = '') {
-		global $wpdb;
 
 		if ( empty($id) && empty($name) )
 			return;

wp-includes/category-template.php

@@ -66,7 +66,7 @@ function get_category_parents($id, $link = FALSE, $separator = '/', $nicename =
 }
 
 function get_the_category($id = false) {
-	global $post, $term_cache, $blog_id;
+	global $post, $term_cache;
 
 	$id = (int) $id;
 	if ( !$id )
@@ -168,7 +168,7 @@ function get_the_category_list($separator = '', $parents='') {
 }
 
 function in_category( $category ) { // Check if the current post is in the given category
-	global $post, $blog_id;
+	global $post;
 
 	$categories = get_object_term_cache($post->ID, 'category');
 	if ( false === $categories )

wp-includes/category.php

@@ -1,8 +1,6 @@
 <?php
 
 function get_all_category_ids() {
-	global $wpdb;
-
 	if ( ! $cat_ids = wp_cache_get('all_category_ids', 'category') ) {
 		$cat_ids = get_terms('category', 'fields=ids&get=all');
 		wp_cache_add('all_category_ids', $cat_ids, 'category');
@@ -39,7 +37,6 @@ function &get_category($category, $output = OBJECT, $filter = 'raw') {
 }
 
 function get_category_by_path($category_path, $full_match = true, $output = OBJECT) {
-	global $wpdb;
 	$category_path = rawurlencode(urldecode($category_path));
 	$category_path = str_replace('%2F', '/', $category_path);
 	$category_path = str_replace('%20', ' ', $category_path);
@@ -86,8 +83,6 @@ function get_category_by_slug( $slug  ) {
 
 // Get the ID of a category from its name
 function get_cat_ID($cat_name='General') {
-	global $wpdb;
-
 	$cat = get_term_by('name', $cat_name, 'category');
 	if ($cat)
 		return $cat->term_id;
@@ -132,8 +127,6 @@ function sanitize_category_field($field, $value, $cat_id, $context) {
 // Tags
 
 function &get_tags($args = '') {
-	global $wpdb, $category_links;
-
 	$key = md5( serialize( $args ) );
 	if ( $cache = wp_cache_get( 'get_tags', 'category' ) )
 		if ( isset( $cache[ $key ] ) )

wp-includes/comment-template.php

@@ -38,7 +38,6 @@ function comment_author_email_link($linktext='', $before='', $after='') {
 }
 
 function get_comment_author_link() {
-	global $comment;
 	$url    = get_comment_author_url();
 	$author = get_comment_author();
 
@@ -72,7 +71,6 @@ function comment_author_url() {
 }
 
 function get_comment_author_url_link( $linktext = '', $before = '', $after = '' ) {
-	global $comment;
 	$url = get_comment_author_url();
 	$display = ($linktext != '') ? $linktext : $url;
 	$display = str_replace( 'http://www.', '', $display );
@@ -146,7 +144,6 @@ function comments_link( $file = '', $echo = true ) {
 }
 
 function get_comments_number( $post_id = 0 ) {
-	global $wpdb, $id;
 	$post_id = (int) $post_id;
 
 	if ( !$post_id )
@@ -237,7 +234,6 @@ function trackback_url($deprecated = true) { // remove backwards compat in 2.4
 }
 
 function trackback_rdf($timezone = 0) {
-	global $id;
 	if (stripos($_SERVER['HTTP_USER_AGENT'], 'W3C_Validator') === false) {
 		echo '<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
 				xmlns:dc="http://purl.org/dc/elements/1.1/"
@@ -309,7 +305,7 @@ function comments_template( $file = '/comments.php' ) {
 }
 
 function comments_popup_script($width=400, $height=400, $file='') {
-		global $wpcommentspopupfile, $wptrackbackpopupfile, $wppingbackpopupfile, $wpcommentsjavascript;
+		global $wpcommentspopupfile, $wpcommentsjavascript;
 
 		if (empty ($file)) {
 			$wpcommentspopupfile = '';  // Use the index.
@@ -323,7 +319,7 @@ function comments_popup_script($width=400, $height=400, $file='') {
 }
 
 function comments_popup_link($zero='No Comments', $one='1 Comment', $more='% Comments', $CSSclass='', $none='Comments Off') {
-	global $id, $wpcommentspopupfile, $wpcommentsjavascript, $post, $wpdb;
+	global $id, $wpcommentspopupfile, $wpcommentsjavascript, $post;
 
 	if ( is_single() || is_page() )
 		return;

wp-includes/comment.php

@@ -105,7 +105,7 @@ function &get_comment(&$comment, $output = OBJECT) {
 
 // Deprecate in favor of get_comment()?
 function get_commentdata( $comment_ID, $no_cache = 0, $include_unapproved = false ) { // less flexible, but saves DB queries
-	global $postc, $id, $commentdata, $wpdb;
+	global $postc, $id, $wpdb;
 	if ( $no_cache ) {
 		$query = $wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_ID = %d", $comment_ID);
 		if ( false == $include_unapproved )
@@ -129,7 +129,7 @@ function get_commentdata( $comment_ID, $no_cache = 0, $include_unapproved = fals
 
 
 function get_lastcommentmodified($timezone = 'server') {
-	global $cache_lastcommentmodified, $pagenow, $wpdb;
+	global $cache_lastcommentmodified, $wpdb;
 	$add_seconds_blog = get_option('gmt_offset') * 3600;
 	$add_seconds_server = date('Z');
 	$now = current_time('mysql', 1);
@@ -228,8 +228,6 @@ function check_comment_flood_db( $ip, $email, $date ) {
 }
 
 function wp_blacklist_check($author, $email, $url, $comment, $user_ip, $user_agent) {
-	global $wpdb;
-
 	do_action('wp_blacklist_check', $author, $email, $url, $comment, $user_ip, $user_agent);
 
 	if ( preg_match_all('/&#(\d+);/', $comment . $author . $url, $chars) ) {
@@ -293,8 +291,6 @@ function wp_delete_comment($comment_id) {
 
 
 function wp_get_comment_status($comment_id) {
-	global $wpdb;
-
 	$comment = get_comment($comment_id);
 	if ( !$comment )
 		return false;
@@ -686,7 +682,7 @@ function generic_ping($post_id = 0) {
 
 
 function pingback($content, $post_ID) {
-	global $wp_version, $wpdb;
+	global $wp_version;
 	include_once(ABSPATH . WPINC . '/class-IXR.php');
 
 	// original code by Mort (http://mort.mine.nu:8080)

wp-includes/feed.php

@@ -98,19 +98,19 @@ function comment_text_rss() {
 }
 
 
-function comments_rss_link($link_text = 'Comments RSS', $commentsrssfilename = 'nolongerused') {
+function comments_rss_link($link_text = 'Comments RSS', $deprecated = '') {
 	$url = get_post_comments_feed_link();
 	echo "<a href='$url'>$link_text</a>";
 }
 
 
-function comments_rss($commentsrssfilename = 'nolongerused') {
+function comments_rss($deprecated = '') {
 	return get_post_comments_feed_link();
 }
 
 
 function get_author_rss_link($echo = false, $author_id, $author_nicename) {
-	$auth_ID = (int) $author_id;
+	$author_id = (int) $author_id;
 	$permalink_structure = get_option('permalink_structure');
 
 	if ( '' == $permalink_structure ) {
@@ -168,8 +168,8 @@ function get_category_feed_link($cat_id, $feed = 'rss2') {
 }
 
 
-function get_category_rss_link($echo = false, $cat_ID, $category_nicename) {
+function get_category_rss_link($echo = false, $cat_ID, $deprecated = '') {
-	$link = get_category_feed_link($cat_ID, $feed = 'rss2');
+	$link = get_category_feed_link($cat_ID, 'rss2');
 
 	if ( $echo )
 		echo $link;
@@ -180,7 +180,6 @@ function get_category_rss_link($echo = false, $cat_ID, $category_nicename) {
 function get_the_category_rss($type = 'rss') {
 	$categories = get_the_category();
 	$tags = get_the_tags();
-	$home = get_bloginfo_rss('home');
 	$the_list = '';
 	$cat_names = array();
 
@@ -252,7 +251,7 @@ function html_type_rss() {
 
 
 function rss_enclosure() {
-	global $id, $post;
+	global $post;
 	if ( !empty($post->post_password) && ($_COOKIE['wp-postpass_'.COOKIEHASH] != $post->post_password) )
 		return;
 
@@ -267,7 +266,7 @@ function rss_enclosure() {
 }
 
 function atom_enclosure() {
-	global $id, $post;
+	global $post;
 	if ( !empty($post->post_password) && ($_COOKIE['wp-postpass_'.COOKIEHASH] != $post->post_password) )
 		return;
 

wp-includes/formatting.php

@@ -363,7 +363,7 @@ function sanitize_title_with_dashes($title) {
 	return $title;
 }
 
-function convert_chars($content, $flag = 'obsolete') {
+function convert_chars($content, $deprecated = '') {
 	// Translation of invalid Unicode references range to valid range
 	$wp_htmltranswinuni = array(
 	'€' => '€', // the Euro sign
@@ -560,7 +560,6 @@ function format_to_edit($content, $richedit = false) {
 }
 
 function format_to_post($content) {
-	global $wpdb;
 	$content = apply_filters('format_to_post', $content);
 	return $content;
 }
@@ -783,7 +782,7 @@ function human_time_diff( $from, $to = '' ) {
 	} else if (($diff <= 86400) && ($diff > 3600)) {
 		$hours = round($diff / 3600);
 		if ($hours <= 1) {
-			$hour = 1;
+			$hours = 1;
 		}
 		$since = sprintf(__ngettext('%s hour', '%s hours', $hours), $hours);
 	} elseif ($diff >= 86400) {
@@ -797,7 +796,6 @@ function human_time_diff( $from, $to = '' ) {
 }
 
 function wp_trim_excerpt($text) { // Fakes an excerpt if needed
-	global $post;
 	if ( '' == $text ) {
 		$text = get_the_content('');
 		$text = apply_filters('the_content', $text);

wp-includes/functions.php

@@ -108,23 +108,25 @@ function size_format( $bytes, $decimals = null ) {
 }
 
 
-function get_weekstartend( $mysqlstring, $start_of_week ) {
+function get_weekstartend( $mysqlstring, $start_of_week = '' ) {
 	$my = substr( $mysqlstring, 0, 4 );
 	$mm = substr( $mysqlstring, 8, 2 );
 	$md = substr( $mysqlstring, 5, 2 );
 	$day = mktime( 0, 0, 0, $md, $mm, $my );
 	$weekday = date( 'w', $day );
 	$i = 86400;
+	if( !is_numeric($a) )
+		$start_of_week = get_option( 'start_of_week' );
 
-	if ( $weekday < get_option( 'start_of_week' ) )
+	if ( $weekday < $start_of_week )
-		$weekday = 7 - ( get_option( 'start_of_week' ) - $weekday );
+		$weekday = 7 - $start_of_week - $weekday;
 
-	while ( $weekday > get_option( 'start_of_week' ) ) {
+	while ( $weekday > $start_of_week ) {
 		$weekday = date( 'w', $day );
-		if ( $weekday < get_option( 'start_of_week' ) )
+		if ( $weekday < $start_of_week )
-			$weekday = 7 - ( get_option( 'start_of_week' ) - $weekday );
+			$weekday = 7 - $start_of_week - $weekday;
 
-		$day = $day - 86400;
+		$day -= 86400;
 		$i = 0;
 	}
 	$week['start'] = $day + 86400 - $i;
@@ -488,7 +490,7 @@ function debug_fclose( $fp ) {
 }
 
 function do_enclose( $content, $post_ID ) {
-	global $wp_version, $wpdb;
+	global $wpdb;
 	include_once( ABSPATH . WPINC . '/class-IXR.php' );
 
 	$log = debug_fopen( ABSPATH . 'enclosures.log', 'a' );
@@ -1028,7 +1030,7 @@ function wp_upload_dir() {
 	return apply_filters( 'upload_dir', $uploads );
 }
 
-function wp_upload_bits( $name, $type, $bits ) {
+function wp_upload_bits( $name, $deprecated, $bits ) {
 	if ( empty( $name ) )
 		return array( 'error' => __( "Empty filename" ) );
 
@@ -1066,7 +1068,7 @@ function wp_upload_bits( $name, $type, $bits ) {
 	if ( ! $ifp )
 		return array( 'error' => sprintf( __( 'Could not write file %s' ), $new_file ) );
 
-	$success = @fwrite( $ifp, $bits );
+	@fwrite( $ifp, $bits );
 	fclose( $ifp );
 	// Set correct file permissions
 	$stat = @ stat( dirname( $new_file ) );
@@ -1211,7 +1213,7 @@ function wp_explain_nonce( $action ) {
 
 
 function wp_nonce_ays( $action ) {
-	global $pagenow, $menu, $submenu, $parent_file, $submenu_file;
+	global $pagenow;
 
 	$adminurl = get_option( 'siteurl' ) . '/wp-admin';
 	if ( wp_get_referer() )
@@ -1499,7 +1501,7 @@ function url_is_accessable_via_ssl($url)
 		 curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 		 curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
 
-		 $data = curl_exec ($ch);
+		 curl_exec($ch);
 
 		 $status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
 		 curl_close ($ch);

wp-includes/general-template.php

@@ -164,8 +164,6 @@ function wp_title($sep = '»', $display = true) {
 
 	$cat = get_query_var('cat');
 	$tag = get_query_var('tag_id');
-	$p = get_query_var('p');
-	$name = get_query_var('name');
 	$category_name = get_query_var('category_name');
 	$author = get_query_var('author');
 	$author_name = get_query_var('author_name');
@@ -386,9 +384,6 @@ function wp_get_archives($args = '') {
 		$archive_week_end_date_format = get_option('date_format');
 	}
 
-	$add_hours = intval(get_option('gmt_offset'));
-	$add_minutes = intval(60 * (get_option('gmt_offset') - $add_hours));
-
 	//filters
 	$where = apply_filters('getarchives_where', "WHERE post_type = 'post' AND post_status = 'publish'", $r );
 	$join = apply_filters('getarchives_join', "", $r);
@@ -524,7 +519,7 @@ function calendar_week_mod($num) {
 
 
 function get_calendar($initial = true) {
-	global $wpdb, $m, $monthnum, $year, $timedifference, $wp_locale, $posts;
+	global $wpdb, $m, $monthnum, $year, $wp_locale, $posts;
 
 	$key = md5( $m . $monthnum . $year );
 	if ( $cache = wp_cache_get( 'get_calendar', 'calendar' ) ) {
@@ -547,8 +542,6 @@ function get_calendar($initial = true) {
 
 	// week_begins = 0 stands for Sunday
 	$week_begins = intval(get_option('start_of_week'));
-	$add_hours = intval(get_option('gmt_offset'));
-	$add_minutes = intval(60 * (get_option('gmt_offset') - $add_hours));
 
 	// Let's figure out when we are
 	if ( !empty($monthnum) && !empty($year) ) {
@@ -560,7 +553,6 @@ function get_calendar($initial = true) {
 		$d = (($w - 1) * 7) + 6; //it seems MySQL's weeks disagree with PHP's
 		$thismonth = $wpdb->get_var("SELECT DATE_FORMAT((DATE_ADD('${thisyear}0101', INTERVAL $d DAY) ), '%m')");
 	} elseif ( !empty($m) ) {
-		$calendar = substr($m, 0, 6);
 		$thisyear = ''.intval(substr($m, 0, 4));
 		if ( strlen($m) < 6 )
 				$thismonth = '01';
@@ -755,7 +747,7 @@ function the_date_xml() {
 
 
 function the_date($d='', $before='', $after='', $echo = true) {
-	global $id, $post, $day, $previousday;
+	global $post, $day, $previousday;
 	$the_date = '';
 	if ( $day != $previousday ) {
 		$the_date .= $before;
@@ -842,7 +834,7 @@ function get_post_modified_time( $d = 'U', $gmt = false ) { // returns timestamp
 
 
 function the_weekday() {
-	global $wp_locale, $id, $post;
+	global $wp_locale, $post;
 	$the_weekday = $wp_locale->get_weekday(mysql2date('w', $post->post_date));
 	$the_weekday = apply_filters('the_weekday', $the_weekday);
 	echo $the_weekday;
@@ -850,7 +842,7 @@ function the_weekday() {
 
 
 function the_weekday_date($before='',$after='') {
-	global $wp_locale, $id, $post, $day, $previousweekday;
+	global $wp_locale, $post, $day, $previousweekday;
 	$the_weekday_date = '';
 	if ( $day != $previousweekday ) {
 		$the_weekday_date .= $before;

wp-includes/l10n.php

@@ -75,8 +75,6 @@ function load_textdomain($domain, $mofile) {
 }
 
 function load_default_textdomain() {
-	global $l10n;
-
 	$locale = get_locale();
 	if ( empty($locale) )
 		$locale = 'en_US';

wp-includes/link-template.php

@@ -232,9 +232,6 @@ function get_day_link($year, $month, $day) {
 
 function get_feed_link($feed='rss2') {
 	global $wp_rewrite;
-	$do_perma = 0;
-	$feed_url = get_option('siteurl');
-	$comment_feed_url = $feed_url;
 
 	$permalink = $wp_rewrite->get_feed_permastruct();
 	if ( '' != $permalink ) {
@@ -494,7 +491,7 @@ function get_pagenum_link($pagenum = 1) {
 }
 
 function get_next_posts_page_link($max_page = 0) {
-	global $paged, $pagenow;
+	global $paged;
 
 	if ( !is_single() ) {
 		if ( !$paged )
@@ -510,7 +507,7 @@ function next_posts($max_page = 0) {
 }
 
 function next_posts_link($label='Next Page »', $max_page=0) {
-	global $paged, $wpdb, $wp_query;
+	global $paged, $wp_query;
 	if ( !$max_page ) {
 		$max_page = $wp_query->max_num_pages;
 	}
@@ -525,7 +522,7 @@ function next_posts_link($label='Next Page »', $max_page=0) {
 }
 
 function get_previous_posts_page_link() {
-	global $paged, $pagenow;
+	global $paged;
 
 	if ( !is_single() ) {
 		$nextpage = intval($paged) - 1;

wp-includes/pluggable.php

@@ -528,8 +528,6 @@ endif;
 
 if ( ! function_exists('wp_notify_postauthor') ) :
 function wp_notify_postauthor($comment_id, $comment_type='') {
-	global $wpdb;
-
 	$comment = get_comment($comment_id);
 	$post    = get_post($comment->comment_post_ID);
 	$user    = get_userdata( $post->post_author );

wp-includes/post-template.php

@@ -81,9 +81,8 @@ function the_content($more_link_text = '(more...)', $stripteaser = 0, $more_file
 
 
 function get_the_content($more_link_text = '(more...)', $stripteaser = 0, $more_file = '') {
-	global $id, $post, $more, $single, $withcomments, $page, $pages, $multipage, $numpages;
+	global $id, $post, $more, $page, $pages, $multipage, $preview, $pagenow;
-	global $preview;
+
-	global $pagenow;
 	$output = '';
 
 	if ( !empty($post->post_password) ) { // if there's a password
@@ -137,8 +136,8 @@ function the_excerpt() {
 }
 
 
-function get_the_excerpt($deprecated = true) {
+function get_the_excerpt($deprecated = '') {
-	global $id, $post;
+	global $post;
 	$output = '';
 	$output = $post->post_excerpt;
 	if ( !empty($post->post_password) ) { // if there's a password
@@ -167,7 +166,7 @@ function wp_link_pages($args = '') {
 	$r = wp_parse_args( $args, $defaults );
 	extract( $r, EXTR_SKIP );
 
-	global $post, $id, $page, $numpages, $multipage, $more, $pagenow;
+	global $post, $page, $numpages, $multipage, $more, $pagenow;
 	if ( $more_file != '' )
 		$file = $more_file;
 	else
@@ -249,8 +248,6 @@ function post_custom( $key = '' ) {
 
 // this will probably change at some point...
 function the_meta() {
-	global $id;
-
 	if ( $keys = get_post_custom_keys() ) {
 		echo "<ul class='post-meta'>\n";
 		foreach ( $keys as $key ) {
@@ -386,8 +383,6 @@ function get_attachment_icon_src( $id = 0, $fullsize = false ) {
 	if ( !$post = & get_post($id) )
 		return false;
 
-	$imagedata = wp_get_attachment_metadata( $post->ID );
-
 	$file = get_attached_file( $post->ID );
 
 	if ( !$fullsize && $thumbfile = wp_get_attachment_thumb_file( $post->ID ) ) {

wp-includes/post.php

@@ -26,8 +26,6 @@ function update_attached_file( $attachment_id, $file ) {
 }
 
 function &get_children($args = '', $output = OBJECT) {
-	global $wpdb;
-
 	if ( empty( $args ) ) {
 		if ( isset( $GLOBALS['post'] ) ) {
 			$args = 'post_parent=' . (int) $GLOBALS['post']->post_parent;
@@ -163,7 +161,7 @@ function get_post_status($ID = '') {
 }
 
 function get_post_type($post = false) {
-	global $wpdb, $posts;
+	global $posts;
 
 	if ( false === $post )
 		$post = $posts[0];
@@ -310,8 +308,6 @@ function delete_post_meta($post_id, $key, $value = '') {
 }
 
 function get_post_meta($post_id, $key, $single = false) {
-	global $wpdb;
-
 	$post_id = (int) $post_id;
 
 	$meta_cache = wp_cache_get($post_id, 'post_meta');
@@ -342,10 +338,7 @@ function get_post_meta($post_id, $key, $single = false) {
 function update_post_meta($post_id, $meta_key, $meta_value, $prev_value = '') {
 	global $wpdb;
 
-	$original_value = $meta_value;
 	$meta_value = maybe_serialize($meta_value);
-
-	$original_prev = $prev_value;
 	$prev_value = maybe_serialize($prev_value);
 
 	// expected_slashed ($meta_key)
@@ -378,7 +371,7 @@ function delete_post_meta_by_key($post_meta_key) {
 
 
 function get_post_custom($post_id = 0) {
-	global $id, $wpdb;
+	global $id;
 
 	if ( !$post_id )
 		$post_id = (int) $id;
@@ -577,8 +570,6 @@ function wp_get_recent_posts($num = 10) {
 }
 
 function wp_get_single_post($postid = 0, $mode = OBJECT) {
-	global $wpdb;
-
 	$postid = (int) $postid;
 
 	$post = get_post($postid, $mode);
@@ -597,7 +588,7 @@ function wp_get_single_post($postid = 0, $mode = OBJECT) {
 }
 
 function wp_insert_post($postarr = array()) {
-	global $wpdb, $wp_rewrite, $allowedtags, $user_ID;
+	global $wpdb, $wp_rewrite, $user_ID;
 
 	$defaults = array('post_status' => 'draft', 'post_type' => 'post', 'post_author' => $user_ID,
 		'ping_status' => get_option('default_ping_status'), 'post_parent' => 0,
@@ -768,8 +759,6 @@ function wp_insert_post($postarr = array()) {
 }
 
 function wp_update_post($postarr = array()) {
-	global $wpdb;
-
 	if ( is_object($postarr) )
 		$postarr = get_object_vars($postarr);
 
@@ -835,7 +824,6 @@ function wp_add_post_tags($post_id = 0, $tags = '') {
 
 function wp_set_post_tags( $post_id = 0, $tags = '', $append = false ) {
 	/* $append - true = don't delete existing tags, just add on, false = replace the tags with the new tags */
-	global $wpdb;
 
 	$post_id = (int) $post_id;
 
@@ -849,8 +837,6 @@ function wp_set_post_tags( $post_id = 0, $tags = '', $append = false ) {
 }
 
 function wp_set_post_categories($post_ID = 0, $post_categories = array()) {
-	global $wpdb;
-
 	$post_ID = (int) $post_ID;
 	// If $post_categories isn't already an array, make it one:
 	if (!is_array($post_categories) || 0 == count($post_categories) || empty($post_categories))
@@ -890,7 +876,6 @@ function add_ping($post_id, $uri) { // Add a URL to those already pung
 }
 
 function get_enclosed($post_id) { // Get enclosures already enclosed for a post
-	global $wpdb;
 	$custom_fields = get_post_custom( $post_id );
 	$pung = array();
 	if ( !is_array( $custom_fields ) )
@@ -1226,8 +1211,7 @@ function wp_insert_attachment($object, $file = false, $parent = 0) {
 		$post_name = sanitize_title($post_name);
 
 	// expected_slashed ($post_name)
-	$post_name_check =
+	$post_name_check = $wpdb->get_var( $wpdb->prepare( "SELECT post_name FROM $wpdb->posts WHERE post_name = '$post_name' AND post_status = 'inherit' AND ID != %d LIMIT 1", $post_ID));
-		$wpdb->get_var( $wpdb->prepare( "SELECT post_name FROM $wpdb->posts WHERE post_name = '$post_name' AND post_status = 'inherit' AND ID != %d LIMIT 1", $post_ID));
 
 	if ($post_name_check) {
 		$suffix = 2;
@@ -1547,8 +1531,7 @@ function get_private_posts_cap_sql($post_type) {
 }
 
 function get_lastpostdate($timezone = 'server') {
-	global $cache_lastpostdate, $pagenow, $wpdb, $blog_id;
+	global $cache_lastpostdate, $wpdb, $blog_id;
-	$add_seconds_blog = get_option('gmt_offset') * 3600;
 	$add_seconds_server = date('Z');
 	if ( !isset($cache_lastpostdate[$blog_id][$timezone]) ) {
 		switch(strtolower($timezone)) {
@@ -1570,8 +1553,7 @@ function get_lastpostdate($timezone = 'server') {
 }
 
 function get_lastpostmodified($timezone = 'server') {
-	global $cache_lastpostmodified, $pagenow, $wpdb, $blog_id;
+	global $cache_lastpostmodified, $wpdb, $blog_id;
-	$add_seconds_blog = get_option('gmt_offset') * 3600;
 	$add_seconds_server = date('Z');
 	if ( !isset($cache_lastpostmodified[$blog_id][$timezone]) ) {
 		switch(strtolower($timezone)) {
@@ -1633,8 +1615,6 @@ function clean_page_cache($id) {
 }
 
 function update_post_caches(&$posts) {
-	global $wpdb;
-
 	// No point in doing all this work if we didn't match any posts.
 	if ( !$posts )
 		return;
@@ -1738,8 +1718,6 @@ function _publish_post_hook($post_id) {
 	if ( defined('WP_IMPORTING') )
 		return;
 
-	$post = get_post($post_id);
-
 	$data = array( 'post_id' => $post_id, 'meta_value' => '1' );
 	if ( get_option('default_pingback_flag') )
 		$wpdb->insert( $wpdb->postmeta, $data + array( 'meta_key' => '_pingme' ) );

wp-includes/query.php

@@ -728,7 +728,7 @@ class WP_Query {
 	}
 
 	function &get_posts() {
-		global $wpdb, $pagenow, $user_ID;
+		global $wpdb, $user_ID;
 
 		do_action_ref_array('pre_get_posts', array(&$this));
 
@@ -741,8 +741,6 @@ class WP_Query {
 		$distinct = '';
 		$whichcat = '';
 		$whichauthor = '';
-		$whichpage = '';
-		$result = '';
 		$where = '';
 		$limits = '';
 		$join = '';
@@ -789,10 +787,6 @@ class WP_Query {
 			$q['page'] = abs($q['page']);
 		}
 
-		$add_hours = intval(get_option('gmt_offset'));
-		$add_minutes = intval(60 * (get_option('gmt_offset') - $add_hours));
-		$wp_posts_post_date_field = "post_date"; // "DATE_ADD(post_date, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)";
-
 		// If a month is specified in the querystring, load that month
 		if ( $q['m'] ) {
 			$q['m'] = '' . preg_replace('|[^0-9]|', '', $q['m']);
@@ -1495,8 +1489,7 @@ function wp_old_slug_redirect () {
 
 // Setup global post data.
 function setup_postdata($post) {
-	global $id, $postdata, $authordata, $day, $currentmonth, $page, $pages, $multipage, $more, $numpages, $wp_query;
+	global $id, $authordata, $day, $currentmonth, $page, $pages, $multipage, $more, $numpages;
-	global $pagenow;
 
 	$id = (int) $post->ID;
 

wp-includes/rewrite.php

@@ -311,8 +311,6 @@ class WP_Rewrite {
 	}
 
 	function page_rewrite_rules() {
-		global $wpdb;
-
 		$rewrite_rules = array();
 		$page_structure = $this->get_page_permastruct();
 

wp-includes/taxonomy.php

@@ -773,8 +773,7 @@ function sanitize_term($term, $taxonomy, $context = 'display') {
  * @return mixed sanitized field
  */
 function sanitize_term_field($field, $value, $term_id, $taxonomy, $context) {
-	if ( 'parent' == $field  || 'term_id' == $field || 'count' == $field
+	if ( 'parent' == $field  || 'term_id' == $field || 'count' == $field || 'term_group' == $field )
-		|| 'term_group' == $field )
 		$value = (int) $value;
 
 	if ( 'raw' == $context )
@@ -1209,7 +1208,7 @@ function wp_unique_term_slug($slug, $term) {
 	if ( !empty($args['term_id']) )
 		$query = $wpdb->prepare( "SELECT slug FROM $wpdb->terms WHERE slug = %s AND term_id != %d", $slug, $args['term_id'] );
 	else
-		$query = $wpdb->prepare( "SELECT slug FROM $wpdb->terms WHERE slug = %s $where", $slug );
+		$query = $wpdb->prepare( "SELECT slug FROM $wpdb->terms WHERE slug = %s", $slug );
 
 	if ( $wpdb->get_var( $query ) ) {
 		$num = 2;
@@ -1471,8 +1470,6 @@ function &get_object_term_cache($id, $taxonomy) {
  * @return null|array Null value is given with empty $object_ids.
  */
 function update_object_term_cache($object_ids, $object_type) {
-	global $wpdb;
-
 	if ( empty($object_ids) )
 		return;
 

wp-includes/theme.php

@@ -436,8 +436,7 @@ function get_comments_popup_template() {
 }
 
 function load_template($_template_file) {
-	global $posts, $post, $wp_did_header, $wp_did_template_redirect, $wp_query,
+	global $posts, $post, $wp_did_header, $wp_did_template_redirect, $wp_query, $wp_rewrite, $wpdb, $wp_version, $wp, $id, $comment, $user_ID;
-		$wp_rewrite, $wpdb, $wp_version, $wp, $id, $comment, $user_ID;
 
 	if ( is_array($wp_query->query_vars) )
 		extract($wp_query->query_vars, EXTR_SKIP);

wp-includes/user.php

@@ -75,7 +75,6 @@ function delete_usermeta( $user_id, $meta_key, $meta_value = '' ) {
 	else
 		$wpdb->query("DELETE FROM $wpdb->usermeta WHERE user_id = '$user_id' AND meta_key = '$meta_key'");
 
-	$user = get_userdata($user_id);
 	wp_cache_delete($user_id, 'users');
 
 	return true;
@@ -138,7 +137,6 @@ function update_usermeta( $user_id, $meta_key, $meta_value ) {
 		return false;
 	}
 
-	$user = get_userdata($user_id);
 	wp_cache_delete($user_id, 'users');
 
 	return true;

wp-includes/widgets.php

@@ -227,7 +227,7 @@ function is_active_widget($callback) {
 
 	$sidebars_widgets = wp_get_sidebars_widgets(false);
 
-	if ( is_array($sidebars_widgets) ) foreach ( $sidebars_widgets as $sidebar => $widgets )
+	if ( is_array($sidebars_widgets) ) foreach ( $sidebars_widgets as $widgets )
 		if ( is_array($widgets) ) foreach ( $widgets as $widget )
 			if ( $wp_registered_widgets[$widget]['callback'] == $callback )
 				return true;
@@ -572,7 +572,7 @@ function wp_widget_text_setup() {
 }
 
 function wp_widget_text_page() {
-	$options = $newoptions = get_option('widget_text');
+	$options = get_option('widget_text');
 ?>
 	<div class="wrap">
 		<form method="POST">
@@ -1005,7 +1005,6 @@ function wp_widget_rss_control($number) {
 			} else {
 				$newoptions[$number]['error'] = true;
 				$newoptions[$number]['url'] = wp_specialchars(__('Error: could not find an RSS or ATOM feed at that URL.'), 1);
-				$error = sprintf(__('Error in RSS %1$d: %2$s'), $number, $newoptions[$number]['error']);
 			}
 		}
 	}
@@ -1023,7 +1022,7 @@ function wp_widget_rss_control($number) {
 			<p style="text-align:center;"><?php _e('Give the feed a title (optional):'); ?></p>
 			<input style="width: 400px;" id="rss-title-<?php echo "$number"; ?>" name="rss-title-<?php echo "$number"; ?>" type="text" value="<?php echo $title; ?>" />
 			<p style="text-align:center; line-height: 30px;"><?php _e('How many items would you like to display?'); ?> <select id="rss-items-<?php echo $number; ?>" name="rss-items-<?php echo $number; ?>"><?php for ( $i = 1; $i <= 10; ++$i ) echo "<option value='$i' ".($items==$i ? "selected='selected'" : '').">$i</option>"; ?></select></p>
-			<input type="hidden" id="rss-submit-<?php echo "$number"; ?>" name="rss-submit-<?php echo "$number"; ?>" value="1" />
+			<input type="hidden" id="rss-submit-<?php echo "$number"; ?>" name="rss-submit-<?php echo $number; ?>" value="1" />
 <?php
 }
 
@@ -1043,7 +1042,7 @@ function wp_widget_rss_setup() {
 }
 
 function wp_widget_rss_page() {
-	$options = $newoptions = get_option('widget_rss');
+	$options = get_option('widget_rss');
 ?>
 	<div class="wrap">
 		<form method="POST">

wp-login.php

@@ -27,7 +27,7 @@ if ( SITECOOKIEPATH != COOKIEPATH )
 
 // Rather than duplicating this HTML all over the place, we'll stick it in function
 function login_header($title = 'Login', $message = '') {
-	global $errors, $error, $wp_locale;
+	global $errors, $error;
 
 	?>
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

xmlrpc.php

@@ -459,7 +459,6 @@ class wp_xmlrpc_server extends IXR_Server {
 	 * wp_getAuthors
 	 */
 	function wp_getAuthors($args) {
-		global $wpdb;
 
 		$this->escape($args);
 
@@ -533,8 +532,6 @@ class wp_xmlrpc_server extends IXR_Server {
 	 * wp_suggestCategories
 	 */
 	function wp_suggestCategories($args) {
-		global $wpdb;
-
 		$this->escape($args);
 
 		$blog_id				= (int) $args[0];
@@ -625,7 +622,6 @@ class wp_xmlrpc_server extends IXR_Server {
 			return $this->error;
 		}
 
-		$user_data = get_userdatabylogin($user_login);
 		$post_data = wp_get_single_post($post_ID, ARRAY_A);
 
 		$categories = implode(',', wp_get_post_categories($post_ID));
@@ -648,8 +644,6 @@ class wp_xmlrpc_server extends IXR_Server {
 	/* blogger.getRecentPosts ...gets recent posts */
 	function blogger_getRecentPosts($args) {
 
-		global $wpdb;
-
 		$this->escape($args);
 
 		$blog_ID    = (int) $args[1]; /* though we don't use it yet */
@@ -767,8 +761,6 @@ class wp_xmlrpc_server extends IXR_Server {
 	/* blogger.newPost ...creates a new post */
 	function blogger_newPost($args) {
 
-	  global $wpdb;
-
 		$this->escape($args);
 
 		$blog_ID    = (int) $args[1]; /* though we don't use it yet */
@@ -803,9 +795,9 @@ class wp_xmlrpc_server extends IXR_Server {
 		if ( is_wp_error( $post_ID ) )
 			return new IXR_Error(500, $post_ID->get_error_message());
 
-	  if (!$post_ID) {
+		if (!$post_ID)
 			return new IXR_Error(500, __('Sorry, your entry could not be posted. Something wrong happened.'));
-	  }
+
 		$this->attach_uploads( $post_ID, $post_content );
 
 		logIO('O', "Posted ! ID: $post_ID");
@@ -813,12 +805,9 @@ class wp_xmlrpc_server extends IXR_Server {
 		return $post_ID;
 	}
 
-
 	/* blogger.editPost ...edits a post */
 	function blogger_editPost($args) {
 
-	  global $wpdb;
-
 		$this->escape($args);
 		
 		$post_ID     = (int) $args[1];
@@ -867,9 +856,6 @@ class wp_xmlrpc_server extends IXR_Server {
 
 	/* blogger.deletePost ...deletes a post */
 	function blogger_deletePost($args) {
-
-	  global $wpdb;
-
 		$this->escape($args);
 		
 		$post_ID     = (int) $args[1];
@@ -908,9 +894,6 @@ class wp_xmlrpc_server extends IXR_Server {
 
 	/* metaweblog.newPost creates a post */
 	function mw_newPost($args) {
-
-	  global $wpdb, $post_default_category;
-
 		$this->escape($args);
 
 		$blog_ID     = (int) $args[0]; // we will support this in the near future
@@ -1122,8 +1105,6 @@ class wp_xmlrpc_server extends IXR_Server {
 	/* metaweblog.editPost ...edits a post */
 	function mw_editPost($args) {
 
-	  global $wpdb, $post_default_category;
-
 		$this->escape($args);
 
 		$post_ID     = (int) $args[0];
@@ -1330,8 +1311,6 @@ class wp_xmlrpc_server extends IXR_Server {
 	/* metaweblog.getPost ...returns a post */
 	function mw_getPost($args) {
 
-	  global $wpdb;
-
 		$this->escape($args);
 		
 		$post_ID     = (int) $args[0];
@@ -1345,22 +1324,19 @@ class wp_xmlrpc_server extends IXR_Server {
 		$postdata = wp_get_single_post($post_ID, ARRAY_A);
 		
 		if ($postdata['post_date'] != '') {
-
 			$post_date = mysql2date('Ymd\TH:i:s', $postdata['post_date']);
 			$post_date_gmt = mysql2date('Ymd\TH:i:s', $postdata['post_date_gmt']);
 		
 			$categories = array();
 			$catids = wp_get_post_categories($post_ID);
-	    foreach($catids as $catid) {
+			foreach($catids as $catid)
 				$categories[] = get_cat_name($catid);
-	    }
 			
 			$tagnames = array();
 			$tags = wp_get_post_tags( $post_ID );
 			if ( !empty( $tags ) ) {
-			foreach ( $tags as $tag ) {
+				foreach ( $tags as $tag )
 					$tagnames[] = $tag->name;
-			}
 				$tagnames = implode( ', ', $tagnames );
 			} else {
 				$tagnames = '';
@@ -1383,8 +1359,8 @@ class wp_xmlrpc_server extends IXR_Server {
 				'title' => $postdata['post_title'],
 				'link' => $link,
 				'permaLink' => $link,
-// commented out because no other tool seems to use this
+				// commented out because no other tool seems to use this
-//	      'content' => $entry['post_content'],
+				//	      'content' => $entry['post_content'],
 				'categories' => $categories,
 				'mt_excerpt' => $postdata['post_excerpt'],
 				'mt_text_more' => $post['extended'],
@@ -1496,8 +1472,6 @@ class wp_xmlrpc_server extends IXR_Server {
 	/* metaweblog.getCategories ...returns the list of categories on a given blog */
 	function mw_getCategories($args) {
 
-		global $wpdb;
-
 		$this->escape($args);
 
 		$blog_ID     = (int) $args[0];
@@ -1576,7 +1550,7 @@ class wp_xmlrpc_server extends IXR_Server {
 			$name = "wpid{$old_file->ID}-{$filename}";
 		}
 
-		$upload = wp_upload_bits($name, $type, $bits, $overwrite);
+		$upload = wp_upload_bits($name, $type, $bits);
 		if ( ! empty($upload['error']) ) {
 			$errorString = sprintf(__('Could not write file %1$s (%2$s)'), $name, $upload['error']);
 			logIO('O', '(MW) ' . $errorString);
@@ -1654,8 +1628,6 @@ class wp_xmlrpc_server extends IXR_Server {
 	/* mt.getCategoryList ...returns the list of categories on a given blog */
 	function mt_getCategoryList($args) {
 
-		global $wpdb;
-
 		$this->escape($args);
 
 		$blog_ID     = (int) $args[0];
@@ -1834,7 +1806,7 @@ class wp_xmlrpc_server extends IXR_Server {
 
 	/* pingback.ping gets a pingback and registers it */
 	function pingback_ping($args) {
-		global $wpdb, $wp_version;
+		global $wpdb;
 
 		$this->escape($args);
 
@@ -1847,8 +1819,6 @@ class wp_xmlrpc_server extends IXR_Server {
 		$pagelinkedto = str_replace('&', '&', $pagelinkedto);
 		$pagelinkedto = str_replace('&', '&', $pagelinkedto);
 
-		$error_code = -1;
-
 		// Check if the page linked to is in our site
 		$pos1 = strpos($pagelinkedto, str_replace(array('http://www.','http://','https://www.','https://'), '', get_option('home')));
 		if( !$pos1 )
@@ -1912,7 +1882,7 @@ class wp_xmlrpc_server extends IXR_Server {
 	  		return new IXR_Error(33, __('The specified target URL cannot be used as a target. It either doesn\'t exist, or it is not a pingback-enabled resource.'));
 
 		// Let's check that the remote site didn't already pingback this entry
-		$result = $wpdb->get_results("SELECT * FROM $wpdb->comments WHERE comment_post_ID = '$post_ID' AND comment_author_url = '$pagelinkedfrom'");
+		$wpdb->get_results("SELECT * FROM $wpdb->comments WHERE comment_post_ID = '$post_ID' AND comment_author_url = '$pagelinkedfrom'");
 
 		if ( $wpdb->num_rows ) // We already have a Pingback from this URL
 	  		return new IXR_Error(48, __('The pingback has already been registered.'));
@@ -1974,9 +1944,7 @@ class wp_xmlrpc_server extends IXR_Server {
 		$pagelinkedfrom = str_replace('&', '&', $pagelinkedfrom);
 
 		$context = '[...] ' . wp_specialchars( $excerpt ) . ' [...]';
-		$original_pagelinkedfrom = $pagelinkedfrom;
 		$pagelinkedfrom = $wpdb->escape( $pagelinkedfrom );
-		$original_title = $title;
 
 		$comment_post_ID = (int) $post_ID;
 		$comment_author = $title;