WordPress Snippets at WPcustoms

Set minium comment length

Get rid of poor comments like “cool post!” by setting a mimium character count.


/**
 * Snippet Name: Set minium comment length
 * Snippet URL: http://www.wpcustoms.net/snippets/set-minium-comment-length/
 */
 
function wpc_minimal_comment_length( $commentdata ) {
	$minimalCommentLength = 20;
	if ( strlen( trim( $commentdata['comment_content'] ) ) < $minimalCommentLength )
        {
		wp_die( 'All comments must be at least ' . $minimalCommentLength . ' characters long.' );
        }
	return $commentdata;
}
add_filter( 'preprocess_comment', 'wpc_minimal_comment_length' );