Fixed METAR. Make loader fully HTTP compliant.

HTTP protocol requires a "Host:" line.
The old noaa server didn't mind. Now it does...

diff --git a/simgear/environment/metar.cxx b/simgear/environment/metar.cxx
index 3879bb7d5ef6a7a4ab6d137a600c7faf5d8bb1f9..8a06a4cfb3cbbd47bb874eb78f1c19c17165bfde 100644 (file)
--- a/simgear/environment/metar.cxx
+++ b/simgear/environment/metar.cxx
@@ -190,11 +190,12 @@ char *SGMetar::loadData(const char *id, const string& proxy, const string& port,
        const int buflen = 512;
        char buf[2 * buflen];
 
-       string host = proxy.empty() ? "weather.noaa.gov" : proxy;
+       string metar_server = "weather.noaa.gov";
+       string host = proxy.empty() ? metar_server : proxy;
        string path = "/pub/data/observations/metar/stations/";
 
        path += string(id) + ".TXT";
-       _url = "http://weather.noaa.gov" + path;
+       _url = "http://" + metar_server + path;
 
        SGSocket *sock = new SGSocket(host, port.empty() ? "80" : port, "tcp");
        sock->set_timeout(10000);
@@ -205,10 +206,11 @@ char *SGMetar::loadData(const char *id, const string& proxy, const string& port,
 
        string get = "GET ";
        if (!proxy.empty())
-               get += "http://weather.noaa.gov";
+               get += "http://" + metar_server;
 
        sprintf(buf, "%ld", time);
        get += path + " HTTP/1.0\015\012X-Time: " + buf + "\015\012";
+       get += "Host: " + metar_server + "\015\012";
 
        if (!auth.empty())
                get += "Proxy-Authorization: " + auth + "\015\012";