get_permalink() performance improvement from arnee. fixes #2463

git-svn-id: http://svn.automattic.com/wordpress/branches/2.0@3823 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/template-functions-links.php

@@ -62,14 +62,15 @@ function get_permalink($id = 0) {
 
 		$authordata = get_userdata($post->post_author);
 		$author = $authordata->user_nicename;
+		$date = explode(" ",date('Y m d H i s', $unixtime));
 		$rewritereplace = 
 		array(
-			date('Y', $unixtime),
-			date('m', $unixtime),
-			date('d', $unixtime),
-			date('H', $unixtime),
-			date('i', $unixtime),
-			date('s', $unixtime),
+			$date[0],
+			$date[1],
+			$date[2],
+			$date[3],
+			$date[4],
+			$date[5],
 			$post->post_name,
 			$post->ID,
 			$category,