Decode the Host header better when generating the URL of the request.

diff --git a/src/dolda/jsvc/j2ee/J2eeRequest.java b/src/dolda/jsvc/j2ee/J2eeRequest.java
index 685eeeb..f394653 100644 (file)
--- a/src/dolda/jsvc/j2ee/J2eeRequest.java
+++ b/src/dolda/jsvc/j2ee/J2eeRequest.java
@@ -21,9 +21,34 @@ public class J2eeRequest extends ResponseBuffer {
        this.req = req;
        this.resp = resp;
        {
+           /* Ewwww, this is disgusting! */
+           String scheme = req.getScheme();
+           int port = -1;
            String host = req.getHeader("Host");
-           if((host == null) || (host.length() < 1))
+           if((host == null) || (host.length() < 1)) {
                host = req.getLocalAddr();
+               port = req.getLocalPort();
+               if((port == 80) && scheme.equals("http"))
+                   port = -1;
+               else if((port == 443) && scheme.equals("https"))
+                   port = -1;
+           } else {
+               int p;
+               if((host.charAt(0) == '[') && ((p = host.indexOf(']', 1)) > 1)) {
+                   String newhost = host.substring(1, p);
+                   if((p = host.indexOf(':', p + 1)) >= 0) {
+                       try {
+                           port = Integer.parseInt(host.substring(p + 1));
+                       } catch(NumberFormatException e) {}
+                   }
+                   host = newhost;
+               } else if((p = host.indexOf(':')) >= 0) {
+                   try {
+                       port = Integer.parseInt(host.substring(p + 1));
+                       host = host.substring(0, p);
+                   } catch(NumberFormatException e) {}
+               }
+           }
            String pi = req.getPathInfo();
            if(pi == null)
                pi = "";
@@ -33,7 +58,7 @@ public class J2eeRequest extends ResponseBuffer {
            else
                q = "";
            try {
-               url = new URL(req.getScheme(), host, req.getServerPort(), req.getContextPath() + req.getServletPath() + pi + q);
+               url = new URL(scheme, host, port, req.getContextPath() + req.getServletPath() + pi + q);
            } catch(MalformedURLException e) {
                throw(new Error(e));
            }