/* $Id$ */

/***
  This file is part of avahi.
 
  avahi is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as
  published by the Free Software Foundation; either version 2.1 of the
  License, or (at your option) any later version.
 
  avahi is distributed in the hope that it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
  Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public
  License along with avahi; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  USA.
***/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <stdlib.h>

#include <gtk/gtk.h>

#include <avahi-client/client.h>
#include <avahi-common/strlst.h>
#include <avahi-common/malloc.h>
#include <avahi-common/domain.h>

#include "avahi-ui.h"

int main(int argc, char*argv[]) {
    GtkWidget *d;

    gtk_init(&argc, &argv);

    if (g_str_has_suffix(argv[0], "bvnc")) {
        d = aui_service_dialog_new("Choose VNC server", NULL, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_CONNECT, GTK_RESPONSE_ACCEPT, NULL);
        aui_service_dialog_set_browse_service_types(AUI_SERVICE_DIALOG(d), "_rfb._tcp", NULL);
    } else {
        d = aui_service_dialog_new("Choose SSH server", NULL, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_CONNECT, GTK_RESPONSE_ACCEPT, NULL);
        aui_service_dialog_set_browse_service_types(AUI_SERVICE_DIALOG(d), "_ssh._tcp", NULL);
    }
        
    aui_service_dialog_set_resolve_service(AUI_SERVICE_DIALOG(d), TRUE);
    aui_service_dialog_set_resolve_host_name(AUI_SERVICE_DIALOG(d), !avahi_nss_support());

    gtk_window_present(GTK_WINDOW(d));

    if (gtk_dialog_run(GTK_DIALOG(d)) == GTK_RESPONSE_ACCEPT) {
        char a[AVAHI_ADDRESS_STR_MAX], *u = NULL, *n = NULL;
        char *h = NULL, *t = NULL;
        const AvahiStringList *txt;
        
        t = g_strdup(aui_service_dialog_get_service_type(AUI_SERVICE_DIALOG(d)));
        n = g_strdup(aui_service_dialog_get_service_name(AUI_SERVICE_DIALOG(d)));
        
        if (avahi_nss_support())
            h = g_strdup(aui_service_dialog_get_host_name(AUI_SERVICE_DIALOG(d)));
        else
            h = g_strdup(avahi_address_snprint(a, sizeof(a), aui_service_dialog_get_address(AUI_SERVICE_DIALOG(d))));

        g_print("Connecting to '%s' ...\n", n);
        
        if (avahi_domain_equal(t, "_rfb._tcp")) {
            char p[AVAHI_DOMAIN_NAME_MAX+16];
            snprintf(p, sizeof(p), "%s:%u", h, aui_service_dialog_get_port(AUI_SERVICE_DIALOG(d))-5900);

            gtk_widget_destroy(d);
            
            g_print("xvncviewer %s\n", p);
            execlp("xvncviewer", "xvncviewer", p, NULL); 
            
        } else {
            char p[16];
            
            snprintf(p, sizeof(p), "%u", aui_service_dialog_get_port(AUI_SERVICE_DIALOG(d)));
            
            for (txt = aui_service_dialog_get_txt_data(AUI_SERVICE_DIALOG(d)); txt; txt = txt->next) {
                char *key, *value;
                
                if (avahi_string_list_get_pair((AvahiStringList*) txt, &key, &value, NULL) < 0)
                    break;
                
                if (strcmp(key, "u") == 0)
                    u = g_strdup(value);
                
                avahi_free(key);
                avahi_free(value);
            }

            gtk_widget_destroy(d);

            if (u) {
                g_print("ssh -p %s -l %s %s\n", p, u, h);

                if (isatty(0) || !getenv("DISPLAY"))
                    execlp("ssh", "ssh", "-p", p, "-l", u, h, NULL);
                else {
                    execlp("x-terminal-emulator", "x-terminal-emulator", "-T", n, "-e", "ssh", "-p", p, "-l", u, h, NULL); 
                    execlp("gnome-terminal", "gnome-terminal", "-t", n, "-x", "ssh", "-p", p, "-l", u, h, NULL);
                    execlp("xterm", "xterm", "-T", n, "-e", "ssh", "-p", p, "-l", u, h, NULL);
                }
            } else {
                g_print("ssh -p %s %s\n", p, h);
                
                if (isatty(0) || !getenv("DISPLAY"))
                    execlp("ssh", "ssh", "-p", p, h, NULL); 
                else {
                    execlp("x-terminal-emulator", "x-terminal-emulator", "-T", n, "-e", "ssh", "-p", p, h, NULL); 
                    execlp("gnome-terminal", "gnome-terminal", "-t", n, "-x", "ssh", "-p", p, h, NULL);
                    execlp("xterm", "xterm", "-T", n, "-e", "ssh", "-p", p, h, NULL);
                }
            }
        }

        g_warning("execlp() failed: %s\n", strerror(errno));

        g_free(h);
        g_free(u);
        g_free(t);
        g_free(n);
        
    } else {
        gtk_widget_destroy(d);

        g_print("Canceled.\n");
    }
    
    return 1;
    
}