Return if no comment queried

git-svn-id: http://svn.automattic.com/wordpress/trunk@12223 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2009-11-19 17:58:11 +00:00
parent 2892919a51
commit c8ead9801c
1 changed files with 3 additions and 0 deletions

View File

@ -132,6 +132,7 @@ function get_approved_comments($post_id) {
*/
function &get_comment(&$comment, $output = OBJECT) {
global $wpdb;
$null = null;
if ( empty($comment) ) {
if ( isset($GLOBALS['comment']) )
@ -146,6 +147,8 @@ function &get_comment(&$comment, $output = OBJECT) {
$_comment = & $GLOBALS['comment'];
} elseif ( ! $_comment = wp_cache_get($comment, 'comment') ) {
$_comment = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_ID = %d LIMIT 1", $comment));
if ( ! $_comment )
return $null;
wp_cache_add($_comment->comment_ID, $_comment, 'comment');
}
}