3 * Handles Comment Post to WordPress and prevents duplicate comment posting.
8 if ( 'POST' != $_SERVER['REQUEST_METHOD'] ) {
10 header('HTTP/1.1 405 Method Not Allowed');
11 header('Content-Type: text/plain');
15 /** Sets up the WordPress Environment. */
16 require( dirname(__FILE__) . '/wp-load.php' );
20 $comment_post_ID = isset($_POST['comment_post_ID']) ? (int) $_POST['comment_post_ID'] : 0;
22 $post = get_post($comment_post_ID);
24 if ( empty($post->comment_status) ) {
25 do_action('comment_id_not_found', $comment_post_ID);
29 // get_post_status() will get the parent status for attachments.
30 $status = get_post_status($post);
32 $status_obj = get_post_status_object($status);
34 if ( !comments_open($comment_post_ID) ) {
35 do_action('comment_closed', $comment_post_ID);
36 wp_die( __('Sorry, comments are closed for this item.') );
37 } elseif ( 'trash' == $status ) {
38 do_action('comment_on_trash', $comment_post_ID);
40 } elseif ( !$status_obj->public && !$status_obj->private ) {
41 do_action('comment_on_draft', $comment_post_ID);
43 } elseif ( post_password_required($comment_post_ID) ) {
44 do_action('comment_on_password_protected', $comment_post_ID);
47 do_action('pre_comment_on_post', $comment_post_ID);
50 $comment_author = ( isset($_POST['author']) ) ? trim(strip_tags($_POST['author'])) : null;
51 $comment_author_email = ( isset($_POST['email']) ) ? trim($_POST['email']) : null;
52 $comment_author_url = ( isset($_POST['url']) ) ? trim($_POST['url']) : null;
53 $comment_content = ( isset($_POST['comment']) ) ? trim($_POST['comment']) : null;
55 // If the user is logged in
56 $user = wp_get_current_user();
57 if ( $user->exists() ) {
58 if ( empty( $user->display_name ) )
59 $user->display_name=$user->user_login;
60 $comment_author = $wpdb->escape($user->display_name);
61 $comment_author_email = $wpdb->escape($user->user_email);
62 $comment_author_url = $wpdb->escape($user->user_url);
63 if ( current_user_can('unfiltered_html') ) {
64 if ( wp_create_nonce('unfiltered-html-comment_' . $comment_post_ID) != $_POST['_wp_unfiltered_html_comment'] ) {
65 kses_remove_filters(); // start with a clean slate
66 kses_init_filters(); // set up the filters
70 if ( get_option('comment_registration') || 'private' == $status )
71 wp_die( __('Sorry, you must be logged in to post a comment.') );
76 if ( get_option('require_name_email') && !$user->exists() ) {
77 if ( 6 > strlen($comment_author_email) || '' == $comment_author )
78 wp_die( __('<strong>ERROR</strong>: please fill the required fields (name, email).') );
79 elseif ( !is_email($comment_author_email))
80 wp_die( __('<strong>ERROR</strong>: please enter a valid email address.') );
83 if ( '' == $comment_content )
84 wp_die( __('<strong>ERROR</strong>: please type a comment.') );
86 $comment_parent = isset($_POST['comment_parent']) ? absint($_POST['comment_parent']) : 0;
88 $commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content', 'comment_type', 'comment_parent', 'user_ID');
90 $comment_id = wp_new_comment( $commentdata );
92 $comment = get_comment($comment_id);
93 do_action('set_comment_cookies', $comment, $user);
95 $location = empty($_POST['redirect_to']) ? get_comment_link($comment_id) : $_POST['redirect_to'] . '#comment-' . $comment_id;
96 $location = apply_filters('comment_post_redirect', $location, $comment);
98 wp_safe_redirect( $location );