mirror of
https://github.com/WordPress/WordPress.git
synced 2024-11-18 16:45:31 +01:00
31066f320a
git-svn-id: http://svn.automattic.com/wordpress/trunk@2282 1a063a9b-81f0-0310-95a4-ce76da25c4cd
94 lines
2.9 KiB
PHP
94 lines
2.9 KiB
PHP
<?php
|
|
require_once( dirname(__FILE__) . '/wp-config.php' );
|
|
|
|
if ( empty($doing_trackback) ) {
|
|
$doing_trackback = true;
|
|
require_once('wp-blog-header.php');
|
|
}
|
|
|
|
function trackback_response($error = 0, $error_message = '') {
|
|
header('Content-Type: text/xml; charset=' . get_option('blog_charset') );
|
|
if ($error) {
|
|
echo '<?xml version="1.0" encoding="utf-8"?'.">\n";
|
|
echo "<response>\n";
|
|
echo "<error>1</error>\n";
|
|
echo "<message>$error_message</message>\n";
|
|
echo "</response>";
|
|
die();
|
|
} else {
|
|
echo '<?xml version="1.0" encoding="utf-8"?'.">\n";
|
|
echo "<response>\n";
|
|
echo "<error>0</error>\n";
|
|
echo "</response>";
|
|
}
|
|
}
|
|
|
|
// trackback is done by a POST
|
|
$request_array = 'HTTP_POST_VARS';
|
|
|
|
if (!$tb_id) {
|
|
$tb_id = explode('/', $_SERVER['REQUEST_URI']);
|
|
$tb_id = intval($tb_id[count($tb_id)-1]);
|
|
}
|
|
|
|
$tb_url = $_POST['url'];
|
|
$title = $_POST['title'];
|
|
$excerpt = $_POST['excerpt'];
|
|
$blog_name = $_POST['blog_name'];
|
|
$charset = $_POST['charset'];
|
|
|
|
if ($charset)
|
|
$charset = strtoupper( trim($charset) );
|
|
else
|
|
$charset = 'auto';
|
|
|
|
if ( function_exists('mb_convert_encoding') ) { // For international trackbacks
|
|
$title = mb_convert_encoding($title, get_settings('blog_charset'), $charset);
|
|
$excerpt = mb_convert_encoding($excerpt, get_settings('blog_charset'), $charset);
|
|
$blog_name = mb_convert_encoding($blog_name, get_settings('blog_charset'), $charset);
|
|
}
|
|
|
|
if ( is_single() || is_page() )
|
|
$tb_id = $posts[0]->ID;
|
|
|
|
if ( !$tb_id )
|
|
trackback_response(1, 'I really need an ID for this to work.');
|
|
|
|
if (empty($title) && empty($tb_url) && empty($blog_name)) {
|
|
// If it doesn't look like a trackback at all...
|
|
header('Location: ' . get_permalink($tb_id));
|
|
exit;
|
|
}
|
|
|
|
if ( !empty($tb_url) && !empty($title) && !empty($tb_url) ) {
|
|
header('Content-Type: text/xml; charset=' . get_option('blog_charset') );
|
|
|
|
$pingstatus = $wpdb->get_var("SELECT ping_status FROM $wpdb->posts WHERE ID = $tb_id");
|
|
|
|
if ('open' != $pingstatus)
|
|
trackback_response(1, 'Sorry, trackbacks are closed for this item.');
|
|
|
|
$title = wp_specialchars( strip_tags( $title ) );
|
|
$title = (strlen($title) > 250) ? substr($title, 0, 250) . '...' : $title;
|
|
$excerpt = strip_tags($excerpt);
|
|
$excerpt = (strlen($excerpt) > 255) ? substr($excerpt, 0, 252) . '...' : $excerpt;
|
|
|
|
$comment_post_ID = $tb_id;
|
|
$comment_author = $blog_name;
|
|
$comment_author_email = '';
|
|
$comment_author_url = $tb_url;
|
|
$comment_content = "<strong>$title</strong>\n\n$excerpt";
|
|
$comment_type = 'trackback';
|
|
|
|
$dupe = $wpdb->get_results("SELECT * FROM $wpdb->comments WHERE comment_post_ID = '$comment_post_ID' AND comment_author_url = '$comment_author_url'");
|
|
if ( $dupe )
|
|
trackback_response(1, 'We already have a ping from that URI for this post.');
|
|
|
|
$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content', 'comment_type');
|
|
|
|
wp_new_comment($commentdata);
|
|
|
|
do_action('trackback_post', $wpdb->insert_id);
|
|
trackback_response(0);
|
|
}
|
|
?>
|