+function common_inject_session($url, $serverpart = null)
+{
+ if (common_have_session()) {
+
+ if (empty($serverpart)) {
+ $serverpart = parse_url($url, PHP_URL_HOST);
+ }
+
+ $currentServer = $_SERVER['HTTP_HOST'];
+
+ // Are we pointing to another server (like an SSL server?)
+
+ if (!empty($currentServer) &&
+ 0 != strcasecmp($currentServer, $serverpart)) {
+ // Pass the session ID as a GET parameter
+ $sesspart = session_name() . '=' . session_id();
+ $i = strpos($url, '?');
+ if ($i === false) { // no GET params, just append
+ $url .= '?' . $sesspart;
+ } else {
+ $url = substr($url, 0, $i + 1).$sesspart.'&'.substr($url, $i + 1);
+ }
+ }
+ }
+
+ return $url;
+}
+