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[Gzz-commits] storm/org/nongnu/storm/util HTTPProxy.java

From: Tuukka Hastrup
Subject: [Gzz-commits] storm/org/nongnu/storm/util HTTPProxy.java
Date: Sat, 26 Apr 2003 04:40:55 -0400 
CVSROOT:        /cvsroot/storm
Module name:    storm
Changes by:     Tuukka Hastrup <address@hidden> 03/04/26 04:40:55

Modified files:
        org/nongnu/storm/util: HTTPProxy.java 

Log message:
        URN proxying for NS4

CVSWeb URLs:
http://savannah.gnu.org/cgi-bin/viewcvs/storm/storm/org/nongnu/storm/util/HTTPProxy.java.diff?tr1=1.11&tr2=1.12&r1=text&r2=text

Patches:
Index: storm/org/nongnu/storm/util/HTTPProxy.java
diff -u storm/org/nongnu/storm/util/HTTPProxy.java:1.11 
storm/org/nongnu/storm/util/HTTPProxy.java:1.12
--- storm/org/nongnu/storm/util/HTTPProxy.java:1.11     Fri Apr 25 12:55:28 2003
+++ storm/org/nongnu/storm/util/HTTPProxy.java  Sat Apr 26 04:40:55 2003
@@ -44,17 +44,20 @@
 
     protected StormPool pool;
     protected int port;
+    protected String addr;
     protected String url;
     protected String REWRITE;
+    protected String URNPAC;
 
     protected HTTPServer server;
     
     public HTTPProxy(StormPool pool, int port) throws IOException {
        this.pool = pool;
        this.port = port;
-       String addr = InetAddress.getLocalHost().getCanonicalHostName();
+       this.addr = InetAddress.getLocalHost().getCanonicalHostName();
        this.url = "http://"+addr+":"+port+"/";;
        this.REWRITE = url+"rewrite/";
+       this.URNPAC = "urn-proxy.pac";
 
        this.server = new HTTPServer(new Factory(), port);
     }
@@ -83,6 +86,8 @@
                if(uri.startsWith("rewrite/")) {
                    uri = uri.substring("rewrite/".length());
                    rewrite = true;
+               } else if(uri.equals(URNPAC)) {
+                   return makePAC(req, resf);
                }
 
                if(uri.equals("") || uri.equals("rewrite")) {
@@ -94,10 +99,9 @@
                    w.write("<html><head><title>Storm gateway</title>" +
                            "</head><body>\n");
                    w.write("<h1>Storm gateway</h1>\n");
-                   if(!rewrite)
-                       w.write("<p><a href=\"rewrite/\">URI-rewriting 
version</a></p>\n");
-                   else
-                       w.write("<p><a href=\"../\">Non-URI-rewriting 
version</a></p>\n");
+
+                   writeRewriteLinks(w, rewrite);
+
                    for(Iterator i=pool.getIds().block().iterator(); 
                        i.hasNext();) {
                        BlockId id = (BlockId)i.next();
@@ -146,6 +150,45 @@
                e.printStackTrace();
                return resf.makeError(500, "Internal error");
            }
+       }
+
+       protected void writeRewriteLinks(Writer w, boolean rewrite)
+           throws IOException {
+           if(!rewrite) {
+               w.write("<p>If your browser <em>is not</em> configured ");
+               w.write("to use this gateway as a proxy for URNs, ");
+               w.write("you can use ");
+               w.write("<a href=\"rewrite/\">URI-rewriting version</a> ");
+               w.write("instead.</p>\n");
+           } else {
+               w.write("<p>If your browser <em>is</em> configured ");
+               w.write("to use this gateway as a proxy for URNs, ");
+               w.write("you can use ");
+               w.write("<a href=\"../\">Non-URI-rewriting version</a> ");
+               w.write("instead.</p>\n");
+           }
+           w.write("<p>");
+           w.write("To configure URN proxy in Netscape Navigator 4, ");
+           w.write("Automatic Proxy Configuration location can be set to ");
+           w.write("<a href=\""+url+URNPAC+"\">"+url+URNPAC+"</a></p>\n");
+       }
+
+       protected HTTPResponse makePAC(HTTPRequest req, 
+                                      HTTPResponse.Factory resf) 
+           throws IOException {
+           HTTPResponse resp = resf.makeResponse(200, "Ok");
+           resp.setField("Content-Type", 
+                         "application/x-ns-proxy-autoconfig");
+           Writer w = new OutputStreamWriter(resp.getOutputStream(), 
+                                             "US-ASCII");
+           w.write("function FindProxyForURL(url,host) {\n");
+           w.write("if (url.substring(0, 4) == \"urn:\") {\n");
+           w.write("return \"PROXY "+addr+":"+port+"\";\n");
+           w.write("} else {\n");
+           w.write("return \"DIRECT\";\n");
+           w.write("}}\n");
+           w.close();
+           return resp;
        }
     }
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