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<?php
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/**
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* WordPress 內置嵌套評論專用 Ajax comments >> WordPress-jQuery-Ajax-Comments v1.3 by Willin Kan.
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*
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* 說明: 這個文件是由 WP 3.0 根目錄的 wp-comment-post.php 修改的, 修改的地方有注解. 當 WP 升級, 請注意可能有所不同.
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*/
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if ( 'POST' != $_SERVER['REQUEST_METHOD'] ) {
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header('Allow: POST');
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header('HTTP/1.1 405 Method Not Allowed');
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header('Content-Type: text/plain');
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exit;
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}
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/** Sets up the WordPress Environment. */
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require( dirname(__FILE__) . '/../../../../wp-load.php' ); // 此 comments-ajax.php 位於主題資料夾,所以位置已不同
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nocache_headers();
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$comment_post_ID = isset($_POST['comment_post_ID']) ? (int) $_POST['comment_post_ID'] : 0;
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$post = get_post($comment_post_ID);
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if ( empty($post->comment_status) ) {
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do_action('comment_id_not_found', $comment_post_ID);
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err(__('Invalid comment status.')); // 將 exit 改為錯誤提示
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}
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// get_post_status() will get the parent status for attachments.
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$status = get_post_status($post);
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$status_obj = get_post_status_object($status);
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if ( !comments_open($comment_post_ID) ) {
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do_action('comment_closed', $comment_post_ID);
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err(__('Sorry, comments are closed for this item.')); // 將 wp_die 改為錯誤提示
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} elseif ( 'trash' == $status ) {
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do_action('comment_on_trash', $comment_post_ID);
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err(__('Invalid comment status.')); // 將 exit 改為錯誤提示
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} elseif ( !$status_obj->public && !$status_obj->private ) {
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do_action('comment_on_draft', $comment_post_ID);
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err(__('Invalid comment status.')); // 將 exit 改為錯誤提示
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} elseif ( post_password_required($comment_post_ID) ) {
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do_action('comment_on_password_protected', $comment_post_ID);
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err(__('Password Protected')); // 將 exit 改為錯誤提示
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} else {
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do_action('pre_comment_on_post', $comment_post_ID);
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}
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$comment_author = ( isset($_POST['author']) ) ? trim(strip_tags($_POST['author'])) : null;
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$comment_author_email = ( isset($_POST['email']) ) ? trim($_POST['email']) : null;
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$comment_author_url = ( isset($_POST['url']) ) ? trim($_POST['url']) : null;
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$comment_content = ( isset($_POST['comment']) ) ? trim($_POST['comment']) : null;
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$edit_id = ( isset($_POST['edit_id']) ) ? $_POST['edit_id'] : null; // 提取 edit_id
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// If the user is logged in
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$user = wp_get_current_user();
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if ( $user->ID ) {
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if ( empty( $user->display_name ) )
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$user->display_name=$user->user_login;
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$comment_author = $wpdb->escape($user->display_name);
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$comment_author_email = $wpdb->escape($user->user_email);
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$comment_author_url = $wpdb->escape($user->user_url);
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if ( current_user_can('unfiltered_html') ) {
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if ( wp_create_nonce('unfiltered-html-comment_' . $comment_post_ID) != $_POST['_wp_unfiltered_html_comment'] ) {
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kses_remove_filters(); // start with a clean slate
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kses_init_filters(); // set up the filters
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}
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}
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} else {
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if ( get_option('comment_registration') || 'private' == $status )
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err(__('对不起，你必须登录后才能发表评论.')); // 將 wp_die 改為錯誤提示
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}
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$comment_type = '';
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if ( get_option('require_name_email') && !$user->ID ) {
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if ( 6 > strlen($comment_author_email) || '' == $comment_author )
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err( __('错误: 请填写昵称和邮箱！ (name, email).') ); // 將 wp_die 改為錯誤提示
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elseif ( !is_email($comment_author_email))
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err( __('错误：请输入有效的电子邮件地址.') ); // 將 wp_die 改為錯誤提示
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}
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if ( '' == $comment_content )
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err( __('错误：请输入评论.') ); // 將 wp_die 改為錯誤提示
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// 增加: 錯誤提示功能
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function err($ErrMsg) {
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header('HTTP/1.1 405 Method Not Allowed');
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echo $ErrMsg;
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exit;
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}
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// 增加: 檢查重覆評論功能
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$dupe = "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = '$comment_post_ID' AND ( comment_author = '$comment_author' ";
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if ( $comment_author_email ) $dupe .= "OR comment_author_email = '$comment_author_email' ";
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$dupe .= ") AND comment_content = '$comment_content' LIMIT 1";
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if ( $wpdb->get_var($dupe) ) {
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err(__('Duplicate comment detected; it looks as though you’ve already said that!'));
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}
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// 增加: 檢查評論太快功能
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if ( $lasttime = $wpdb->get_var( $wpdb->prepare("SELECT comment_date_gmt FROM $wpdb->comments WHERE comment_author = %s ORDER BY comment_date DESC LIMIT 1", $comment_author) ) ) {
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$time_lastcomment = mysql2date('U', $lasttime, false);
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$time_newcomment = mysql2date('U', current_time('mysql', 1), false);
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$flood_die = apply_filters('comment_flood_filter', false, $time_lastcomment, $time_newcomment);
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if ( $flood_die ) {
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err(__('You are posting comments too quickly. Slow down.'));
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}
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}
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$comment_parent = isset($_POST['comment_parent']) ? absint($_POST['comment_parent']) : 0;
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$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content', 'comment_type', 'comment_parent', 'user_ID');
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// 增加: 檢查評論是否正被編輯, 更新或新建評論
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if ( $edit_id ){
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$comment_id = $commentdata['comment_ID'] = $edit_id;
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wp_update_comment( $commentdata );
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} else {
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$comment_id = wp_new_comment( $commentdata );
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}
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$comment = get_comment($comment_id);
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if ( !$user->ID ) {
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$comment_cookie_lifetime = apply_filters('comment_cookie_lifetime', 30000000);
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setcookie('comment_author_' . COOKIEHASH, $comment->comment_author, time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN);
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setcookie('comment_author_email_' . COOKIEHASH, $comment->comment_author_email, time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN);
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setcookie('comment_author_url_' . COOKIEHASH, esc_url($comment->comment_author_url), time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN);
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}
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//$location = empty($_POST['redirect_to']) ? get_comment_link($comment_id) : $_POST['redirect_to'] . '#comment-' . $comment_id; //取消原有的刷新重定向
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//$location = apply_filters('comment_post_redirect', $location, $comment);
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//wp_redirect($location);
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$comment_depth = 1; //为评论的 class 属性准备的
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$tmp_c = $comment;
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while($tmp_c->comment_parent != 0){
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$comment_depth++;
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$tmp_c = get_comment($tmp_c->comment_parent);
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}
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//以下是評論式樣, 不含 "回覆". 要用你模板的式樣 copy 覆蓋.
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?>
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<li <?php comment_class(); ?> id="li-comment-<?php comment_ID ?>">
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<div id="comment-<?php comment_ID(); ?>" class="comment_body">
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<div class="author"><?php echo get_avatar($comment,$size='30'); ?></div>
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<div class="comment_data">
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<span class="name"><?php printf(__('%s'), get_comment_author_link()) ?></span>
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<?php if($comment->comment_approved=='0'): ?>
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<em><span class="moderation"><?php _e('Your comment is awaiting moderation.') ?></span></em>
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<?php endif; ?>
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<div class="text1">
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<?php comment_text() ?>
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</div>
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</div>
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</div>
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