<?php
+/**
+ * Handles Comment Post to WordPress and prevents duplicate comment posting.
+ *
+ * @package WordPress
+ */
+
if ( 'POST' != $_SERVER['REQUEST_METHOD'] ) {
header('Allow: POST');
header('HTTP/1.1 405 Method Not Allowed');
header('Content-Type: text/plain');
exit;
}
-require( dirname(__FILE__) . '/wp-config.php' );
+
+/** Sets up the WordPress Environment. */
+require( dirname(__FILE__) . '/wp-load.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'");
+$status = $wpdb->get_row( $wpdb->prepare("SELECT post_status, comment_status FROM $wpdb->posts WHERE ID = %d", $comment_post_ID) );
if ( empty($status->comment_status) ) {
do_action('comment_id_not_found', $comment_post_ID);
exit;
-} elseif ( 'closed' == $status->comment_status ) {
+} elseif ( !comments_open($comment_post_ID) ) {
do_action('comment_closed', $comment_post_ID);
wp_die( __('Sorry, comments are closed for this item.') );
} elseif ( in_array($status->post_status, array('draft', 'pending') ) ) {
exit;
}
-$comment_author = trim(strip_tags($_POST['author']));
-$comment_author_email = trim($_POST['email']);
-$comment_author_url = trim($_POST['url']);
-$comment_content = trim($_POST['comment']);
+$comment_author = ( isset($_POST['author']) ) ? trim(strip_tags($_POST['author'])) : null;
+$comment_author_email = ( isset($_POST['email']) ) ? trim($_POST['email']) : null;
+$comment_author_url = ( isset($_POST['url']) ) ? trim($_POST['url']) : null;
+$comment_content = ( isset($_POST['comment']) ) ? trim($_POST['comment']) : null;
// If the user is logged in
$user = wp_get_current_user();
if ( $user->ID ) {
+ if ( empty( $user->display_name ) )
+ $user->display_name=$user->user_login;
$comment_author = $wpdb->escape($user->display_name);
$comment_author_email = $wpdb->escape($user->user_email);
$comment_author_url = $wpdb->escape($user->user_url);
if ( '' == $comment_content )
wp_die( __('Error: please type a comment.') );
-$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content', 'comment_type', 'user_ID');
+$comment_parent = isset($_POST['comment_parent']) ? absint($_POST['comment_parent']) : 0;
+
+$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content', 'comment_type', 'comment_parent', 'user_ID');
$comment_id = wp_new_comment( $commentdata );
setcookie('comment_author_url_' . COOKIEHASH, clean_url($comment->comment_author_url), time() + 30000000, COOKIEPATH, COOKIE_DOMAIN);
}
-$location = ( empty($_POST['redirect_to']) ? get_permalink($comment_post_ID) : $_POST['redirect_to'] ) . '#comment-' . $comment_id;
+$location = empty($_POST['redirect_to']) ? get_comment_link($comment_id) : $_POST['redirect_to'] . '#comment-' . $comment_id;
$location = apply_filters('comment_post_redirect', $location, $comment);
wp_redirect($location);