WP Merge to 4780

git-svn-id: http://svn.automattic.com/wordpress-mu/trunk@854 7be80a69-a1ef-0310-a953-fb0f7c49ff36

6 files changed, 17 insertions, 11 deletions

diff --git a/wp-includes/category-template.php b/wp-includes/category-template.php
index b5954c5..e7eef22 100644
--- a/wp-includes/category-template.php
+++ b/wp-includes/category-template.php
@@ -237,7 +237,7 @@ function wp_list_categories($args = '') {
 			$output = '<li class="categories">' . $r['title_li'] . '<ul>';
 
 	if ( empty($categories) ) {
-		if ( $list)
+		if ( 'list' == $style )
 			$output .= '<li>' . __("No categories") . '</li>';
 		else
 			$output .= __("No categories");
diff --git a/wp-includes/classes.php b/wp-includes/classes.php
index 47470d3..931eb43 100644
--- a/wp-includes/classes.php
+++ b/wp-includes/classes.php
@@ -428,14 +428,14 @@ class Walker {
 			if ( !empty($previous_element) && ($element->$parent_field == $previous_element->$id_field) ) {
 				// Previous element is my parent. Descend a level.
 				array_unshift($parents, $previous_element);
-				$depth++; //always do this so when we start the element further down, we know where we are
 				if ( !$to_depth || ($depth < $to_depth) ) { //only descend if we're below $to_depth
-					$cb_args = array_merge( array($output, $depth - 1), $args);
+					$cb_args = array_merge( array($output, $depth), $args);
 					$output = call_user_func_array(array(&$this, 'start_lvl'), $cb_args);
-				} else {  // If we've reached depth, end the previous element.
-					$cb_args = array_merge( array($output, $previous_element, $depth - 1), $args);
+				} else if ( $to_depth && $depth == $to_depth  ) {  // If we've reached depth, end the previous element.
+					$cb_args = array_merge( array($output, $previous_element, $depth), $args);
 					$output = call_user_func_array(array(&$this, 'end_el'), $cb_args);
 				}
+				$depth++; //always do this so when we start the element further down, we know where we are
 			} else if ( $element->$parent_field == $previous_element->$parent_field) {
 				// On the same level as previous element.
 				if ( !$to_depth || ($depth <= $to_depth) ) {
@@ -452,7 +452,7 @@ class Walker {
 				while ( $parent = array_shift($parents) ) {
 					$depth--;
 					if ( !$to_depth || ($depth < $to_depth) ) {
-						$cb_args = array_merge( array($output, $depth - 1), $args);
+						$cb_args = array_merge( array($output, $depth), $args);
 						$output = call_user_func_array(array(&$this, 'end_lvl'), $cb_args);
 						$cb_args = array_merge( array($output, $parent, $depth - 1), $args);
 						$output = call_user_func_array(array(&$this, 'end_el'), $cb_args);
@@ -490,7 +490,7 @@ class Walker_Page extends Walker {
 
 	function start_lvl($output, $depth) {
 		$indent = str_repeat("\t", $depth);
-		$output .= "$indent<ul>\n";
+		$output .= "\n$indent<ul>\n";
 		return $output;
 	}
 
diff --git a/wp-includes/general-template.php b/wp-includes/general-template.php
index 69470db..4a5d596 100644
--- a/wp-includes/general-template.php
+++ b/wp-includes/general-template.php
@@ -919,7 +919,9 @@ function language_attributes() {
 		$output = "dir=\"$dir\"";
 	if ( $lang = get_bloginfo('language') ) {
 		if ( $dir ) $output .= ' ';
-		$output .= "lang=\"$lang\" xml:lang=\"$lang\"";
+		if ( get_option('html_type') == 'text/html' )
+			$output .= "lang=\"$lang\"";
+		else $output .= "xml:lang=\"$lang\"";
 	}
 
 	echo $output;
diff --git a/wp-includes/post.php b/wp-includes/post.php
index 058db08..0fc26de 100644
--- a/wp-includes/post.php
+++ b/wp-includes/post.php
@@ -1183,10 +1183,13 @@ function generate_page_uri_index() {
 			$page_uris[$uri] = $id;
 		}
 
+		delete_option('page_uris');
 		update_option('page_uris', $page_uris);
 
-		if ( $page_attachment_uris )
+		if ( $page_attachment_uris ) {
+			delete_option('page_attachment_uris');
 			update_option('page_attachment_uris', $page_attachment_uris);
+		}
 	}
 }
 
diff --git a/wp-includes/theme.php b/wp-includes/theme.php
index f527b42..8c60a9c 100644
--- a/wp-includes/theme.php
+++ b/wp-includes/theme.php
@@ -399,7 +399,8 @@ function load_template($_template_file) {
 	global $posts, $post, $wp_did_header, $wp_did_template_redirect, $wp_query,
 		$wp_rewrite, $wpdb, $wp_version, $wp, $id, $comment;
 
-	extract($wp_query->query_vars, EXTR_SKIP);
+	if ( is_array($wp_query->query_vars) )
+		extract($wp_query->query_vars, EXTR_SKIP);
 
 	require_once($_template_file);
 }
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 49fffa5..4813b0c 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -3,6 +3,6 @@
 // This holds the version number in a separate file so we can bump it without cluttering the SVN
 
 $wp_version = 'wordpress-mu-1.0'; // Let's just avoid confusion
-$wp_db_version = 3845;
+$wp_db_version = 4772;
 
 ?>