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/* GnomeTalk: Get names interface module
* (C) 1997 the Free Software Foundation
*
* Author: Federico Mena
*/
#include <config.h>
#include <netdb.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <pwd.h>
#include <string.h>
#include <sys/param.h>
#include <unistd.h>
#include "gnome.h"
#include "global.h"
#include "names.h"
#include "protocol.h"
static GtkWidget *dialog;
static GtkWidget *user_entry;
static GtkWidget *tty_check_button;
static GtkWidget *tty_entry;
static void
toggle_tty(GtkWidget *widget, gpointer *data)
{
int active;
active = GTK_TOGGLE_BUTTON(widget)->active;
gtk_widget_set_sensitive(tty_entry, active);
if (active)
gtk_widget_grab_focus(tty_entry); /* this is a nicety */
}
static void
ok_callback(GtkWidget *widget, gpointer data)
{
char *user, *tty;
user = g_strdup(gtk_entry_get_text(GTK_ENTRY(gnome_entry_gtk_entry(GNOME_ENTRY(user_entry)))));
if (GTK_TOGGLE_BUTTON(tty_check_button)->active)
tty = g_strdup(gtk_entry_get_text(GTK_ENTRY(tty_entry)));
else
tty = NULL;
gtk_widget_destroy(dialog);
if (!init_names(user, tty)){
gtk_widget_destroy (gtk_widget_get_toplevel (widget));
get_names_from_user ();
}
}
static void
cancel_callback(GtkWidget *widget, gpointer data)
{
gtk_widget_destroy(dialog);
gtk_main_quit();
}
void
get_names_from_user(void)
{
GtkWidget *vbox;
GtkWidget *aa;
GtkWidget *table;
GtkWidget *label;
GtkWidget *button;
dialog = gtk_dialog_new();
gtk_window_position(GTK_WINDOW(dialog), GTK_WIN_POS_MOUSE);
gtk_window_set_policy(GTK_WINDOW(dialog), FALSE, FALSE, TRUE);
gtk_window_set_title(GTK_WINDOW(dialog), _("Talk to"));
gtk_signal_connect(GTK_OBJECT(dialog), "delete_event",
(GtkSignalFunc) cancel_callback,
NULL);
vbox = GTK_DIALOG(dialog)->vbox;
aa = GTK_DIALOG(dialog)->action_area;
table = gtk_table_new(2, 2, FALSE);
gtk_container_border_width(GTK_CONTAINER(table), 6);
gtk_table_set_row_spacings(GTK_TABLE(table), 4);
gtk_table_set_col_spacings(GTK_TABLE(table), 4);
gtk_box_pack_start(GTK_BOX(vbox), table, FALSE, FALSE, 0);
gtk_widget_show(table);
label = gtk_label_new(_("Talk to"));
gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
gtk_table_attach_defaults(GTK_TABLE(table), label, 0, 1, 0, 1);
gtk_widget_show(label);
user_entry = gnome_entry_new("talkto");
gtk_table_attach_defaults(GTK_TABLE(table), user_entry, 1, 2, 0, 1);
gtk_widget_show(user_entry);
gtk_signal_connect (GTK_OBJECT (gnome_entry_gtk_entry(GNOME_ENTRY(user_entry))), "activate", (GtkSignalFunc) ok_callback, NULL);
tty_check_button = gtk_check_button_new_with_label(_("Specify TTY"));
gtk_table_attach_defaults(GTK_TABLE(table), tty_check_button, 0, 1, 1, 2);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tty_check_button), FALSE);
gtk_signal_connect(GTK_OBJECT(tty_check_button), "toggled",
(GtkSignalFunc) toggle_tty,
NULL);
gtk_widget_show(tty_check_button);
tty_entry = gtk_entry_new();
gtk_table_attach_defaults(GTK_TABLE(table), tty_entry, 1, 2, 1, 2);
gtk_widget_set_sensitive(tty_entry, FALSE);
gtk_widget_show(tty_entry);
gtk_container_border_width(GTK_CONTAINER(aa), 6);
button = gnome_stock_button (GNOME_STOCK_BUTTON_OK);
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_box_pack_start(GTK_BOX(aa), button, TRUE, TRUE, 0);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
(GtkSignalFunc) ok_callback,
NULL);
gtk_widget_grab_default(button);
gtk_widget_show(button);
button = gnome_stock_button (GNOME_STOCK_BUTTON_CANCEL);
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_box_pack_start(GTK_BOX(aa), button, TRUE, TRUE, 0);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
(GtkSignalFunc) cancel_callback,
NULL);
gtk_widget_show(button);
gtk_widget_grab_focus(user_entry);
gtk_widget_show(dialog);
}
static gboolean
get_addrs(char *my_machine, char *his_machine)
{
struct hostent *host;
host = gethostbyname(my_machine);
if (!host) {
talk_abort (_("Failed to find the address for this host"));
return FALSE;
}
memcpy(&our_machine_addr.s_addr, host->h_addr, sizeof(our_machine_addr.s_addr));
if (strcmp(my_machine, his_machine) != 0) {
/* Lookup remote machine */
host = gethostbyname(his_machine);
if (!host) {
talk_abort (_("Failed to find the address for the remote host"));
return FALSE;
}
memcpy(&his_machine_addr.s_addr, host->h_addr, sizeof(our_machine_addr.s_addr));
} else
his_machine_addr = our_machine_addr; /* same machine, so just copy addrs */
return TRUE;
}
gboolean
init_names(char *user, char *tty)
{
char *me, *he;
char my_hostname[MAXHOSTNAMELEN];
char *my_machine, *his_machine;
struct passwd *pw;
me = getlogin();
if (!me || !me[0]) {
pw = getpwuid(getuid());
if (!pw) {
fprintf(stderr, "init_names: Could not get username!\n");
exit(1);
}
me = pw->pw_name;
}
gethostname(my_hostname, sizeof(my_hostname));
my_machine = my_hostname;
he = g_strdup(user);
his_machine = strchr(he, '@');
if (his_machine)
*his_machine++ = 0; /* wipe and skip over @ */
else
his_machine = my_machine; /* local user */
if (tty)
his_tty = tty;
else
his_tty = "";
our_name = me;
his_name = user;
if (!get_addrs(my_machine, his_machine))
return FALSE;
create_connection(me, he, his_tty);
return TRUE;
}
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