$id"; echo sendTB($_POST['trackback'], $_POST['subject'], $_POST['post'], $postURL); } function sendTB($url, $title, $excerpt, $postURL) { $blogname = urlencode("Simple Blog"); $title = urlencode($title); if (strlen($excerpt) > 252) { $excerpt = substr($excerpt, 0, 252) . "..."; } $excerpt = urlencode($excerpt); $url_info = parse_url($url); $host = $url_info['host']; $path = $url_info['path'] . "?" . $url_info['query']; $url = urlencode($url); $data="tb_url=$url&url=$postURL&blog_name=$blogname&title=$title&excerpt=$excerpt"; $fp=fsockopen($host, 80); fputs($fp, "POST " . $path . " HTTP/1.1\r\n"); fputs($fp, "Host: " . $host ."\r\n"); fputs($fp, "Accept: text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain\r\n"); fputs($fp, "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7\r\n"); fputs($fp, "Connection: close\r\n"); fputs($fp, "Content-Type: application/x-www-form-urlencoded\r\n"); fputs($fp, "Content-Length: " . strlen($data) . "\r\n\r\n"); fputs($fp, "$data"); $response=""; while(!feof($fp)) { $response.=fgets($fp, 128); } fclose($fp); list($http_headers, $http_content)=explode("\r\n\r\n", $response); if (substr_count($http_content, "0 0) { return "Trackback Successful
\n{$http_content}"; }else if (substr_count($http_content, "1 0) { return "Trackback Failed"; }else { return "Unrecognized response, Bad URL?
\n{$http_content}"; } } ?>

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