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<?php
require( dirname(__FILE__) . '/wp-config.php' );

nocache_headers();

$comment_post_ID = (int) $_POST['comment_post_ID'];

$status = $wpdb->get_row("SELECT post_status, comment_status FROM $wpdb->posts WHERE ID = '$comment_post_ID'");

if ( empty($status->comment_status) ) {
do_action('comment_id_not_found', $comment_post_ID);
exit;
} elseif ( 'closed' == $status->comment_status ) {
do_action('comment_closed', $comment_post_ID);
die( __('Sorry, comments are closed for this item.') );
} elseif ( 'draft' == $status->post_status ) {
do_action('comment_on_draft', $comment_post_ID);
exit;
}

$comment_author = trim($_POST['author']);
$comment_author_email = trim($_POST['email']);
$comment_author_url = trim($_POST['url']);
$comment_content = trim($_POST['comment']);

// If the user is logged in
get_currentuserinfo();
if ( $user_ID ) :
$comment_author = $wpdb->escape($user_identity);
$comment_author_email = $wpdb->escape($user_email);
$comment_author_url = $wpdb->escape($user_url);
else :
if ( get_option('comment_registration') )
die( __('Sorry, you must be logged in to post a comment.') );
endif;

$comment_type = '';

if ( get_settings('require_name_email') && !$user_ID ) {
if ( 6 > strlen($comment_author_email) || '' == $comment_author )
die( __('Error: please fill the required fields (name, email).') );
elseif ( !is_email($comment_author_email))
die( __('Error: please enter a valid email address.') );
}

if ( '' == $comment_content )
die( __('Error: please type a comment.') );

$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content', 'comment_type', 'user_ID');

wp_new_comment( $commentdata );

if ( !$user_ID ) :
setcookie('comment_author_' . COOKIEHASH, stripslashes($comment_author), time() + 30000000, COOKIEPATH, COOKIE_DOMAIN);
setcookie('comment_author_email_' . COOKIEHASH, stripslashes($comment_author_email), time() + 30000000, COOKIEPATH, COOKIE_DOMAIN);
setcookie('comment_author_url_' . COOKIEHASH, stripslashes($comment_author_url), time() + 30000000, COOKIEPATH, COOKIE_DOMAIN);
endif;

$location = ( empty( $_POST['redirect_to'] ) ) ? get_permalink( $comment_post_ID ) : $_POST['redirect_to'];

wp_redirect( $location );

?>
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