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Return if no comment queried

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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
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3
wp-includes/comment.php
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@ -132,6 +132,7 @@ function get_approved_comments($post_id) {
*/ */
function &get_comment(&$comment, $output = OBJECT) { function &get_comment(&$comment, $output = OBJECT) {
global $wpdb; global $wpdb;
$null = null;
if ( empty($comment) ) { if ( empty($comment) ) {
if ( isset($GLOBALS['comment']) ) if ( isset($GLOBALS['comment']) )
@ -146,6 +147,8 @@ function &get_comment(&$comment, $output = OBJECT) {
$_comment = & $GLOBALS['comment']; $_comment = & $GLOBALS['comment'];
} elseif ( ! $_comment = wp_cache_get($comment, '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)); $_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, $_comment, 'comment'); wp_cache_add($_comment->comment_ID, $_comment, 'comment');
} }
} }