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Check for empty user agent to avoid notice.

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Props sergej.mueller
fixes #22979


git-svn-id: http://core.svn.wordpress.org/trunk@24275 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Ryan Boren 2013-05-16 12:06:36 +00:00
parent ac37e4b6dc
commit 7a1bc5769e
1 changed files with 1 additions and 1 deletions
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wp-includes/comment.php
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@ -1385,7 +1385,7 @@ function wp_new_comment( $commentdata ) {
$commentdata['comment_parent'] = ( 'approved' == $parent_status || 'unapproved' == $parent_status ) ? $commentdata['comment_parent'] : 0;
$commentdata['comment_author_IP'] = preg_replace( '/[^0-9a-fA-F:., ]/', '',$_SERVER['REMOTE_ADDR'] );
$commentdata['comment_agent'] = substr($_SERVER['HTTP_USER_AGENT'], 0, 254);
$commentdata['comment_agent'] = isset( $_SERVER['HTTP_USER_AGENT'] ) ? substr( $_SERVER['HTTP_USER_AGENT'], 0, 254 ) : '';
$commentdata['comment_date'] = current_time('mysql');
$commentdata['comment_date_gmt'] = current_time('mysql', 1);