From 132ac51a5aca03314a5adab1c675e75198157f76 Mon Sep 17 00:00:00 2001
From: ryan <ryan@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Wed, 9 Apr 2008 20:09:45 +0000
Subject: [PATCH] Use wp_count_posts() to determine availabel statuses for
 get_available_post_statuses(). fixes #6654 for trunk

git-svn-id: http://svn.automattic.com/wordpress/trunk@7638 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/includes/post.php |  5 ++---
 wp-includes/post.php       | 19 +++++++++++++++++--
 2 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/wp-admin/includes/post.php b/wp-admin/includes/post.php
index ffc5b119e..aa1e833bb 100644
--- a/wp-admin/includes/post.php
+++ b/wp-admin/includes/post.php
@@ -506,10 +506,9 @@ function _relocate_children( $old_ID, $new_ID ) {
 }
 
 function get_available_post_statuses($type = 'post') {
-	global $wpdb;
+	$stati = wp_count_posts($type);
 
-	$stati = $wpdb->get_col($wpdb->prepare("SELECT DISTINCT post_status FROM $wpdb->posts WHERE post_type = %s", $type));
-	return $stati;
+	return array_keys(get_object_vars($stati));
 }
 
 function wp_edit_posts_query( $q = false ) {
diff --git a/wp-includes/post.php b/wp-includes/post.php
index 628ea10f1..e43bd1592 100644
--- a/wp-includes/post.php
+++ b/wp-includes/post.php
@@ -828,12 +828,23 @@ function wp_count_posts( $type = 'post', $perm = '' ) {
 
 	$user = wp_get_current_user();
 
+	$cache_key = $type;
+	if ( !empty($perm) )
+		$cache_key .= '_' . $perm;
+
 	$query = "SELECT post_status, COUNT( * ) AS num_posts FROM {$wpdb->posts} WHERE post_type = %s";
 	if ( 'readable' == $perm && is_user_logged_in() ) {
-		if ( !current_user_can("read_private_{$type}s") )
+		if ( !current_user_can("read_private_{$type}s") ) {
+			$cache_key .= '_' . $user->ID;
 			$query .= " AND (post_status != 'private' OR ( post_author = '$user->ID' AND post_status = 'private' ))";
+		}
 	}
 	$query .= ' GROUP BY post_status';
+
+	$count = wp_cache_get($cache_key, 'counts');
+	if ( false !== $count )
+		return $count;
+
 	$count = $wpdb->get_results( $wpdb->prepare( $query, $type ), ARRAY_A );
 
 	$stats = array( );
@@ -841,9 +852,13 @@ function wp_count_posts( $type = 'post', $perm = '' ) {
 		$stats[$row['post_status']] = $row['num_posts'];
 	}
 
-	return (object) $stats;
+	$stats = (object) $stats;
+	wp_cache_set($cache_key, $stats, 'counts');
+
+	return $stats;
 }
 
+
 /**
  * wp_count_attachments() - Count number of attachments
  *