/* start_game: Start a new game
* parameters: name, role, race, gend, align, playmode
*/
static void
ccmd_start_game(json_t * params)
{
char filename[1024], basename[1024], path[1024];
json_t *j_msg;
const char *name;
int role, race, gend, align, mode, fd, ret;
long t;
if (json_unpack
(params, "{ss,si,si,si,si,si*}", "name", &name, "role", &role, "race",
&race, "gender", &gend, "alignment", &align, "mode", &mode) == -1)
exit_client("Bad set of parameters for start_game");
/* reset cached display data from a previous game */
reset_cached_diplaydata();
if (mode == MODE_WIZARD && !user_info.can_debug)
mode = MODE_EXPLORE;
t = (long)time(NULL);
snprintf(path, 1024, "%s/save/%s/", settings.workdir, user_info.username);
snprintf(basename, 1024, "%ld_%s.nhgame", t, name);
snprintf(filename, 1024, "%s%s", path, basename);
mkdir(path, 0755); /* should already exist unless something went wrong
while upgrading */
fd = open(filename, O_EXCL | O_CREAT | O_RDWR, 0600);
if (fd == -1)
exit_client("Could not create the logfile");
ret = nh_start_game(fd, name, role, race, gend, align, mode);
if (ret) {
struct nh_roles_info *ri = nh_get_roles();
const char *rolename = (gend &&
ri->rolenames_f[role]) ? ri->
rolenames_f[role] : ri->rolenames_m[role];
gamefd = fd;
gameid =
db_add_new_game(user_info.uid, basename, rolename,
ri->racenames[race], ri->gendnames[gend],
ri->alignnames[align], mode, name,
player_info.level_desc);
log_msg("%s has started a new game (%d) as %s", user_info.username,
gameid, name);
j_msg = json_pack("{si,si}", "return", ret, "gameid", gameid);
} else {
close(fd);
unlink(filename);
j_msg = json_pack("{si,si}", "return", ret, "gameid", -1);
}
client_msg("start_game", j_msg);
}
static void
ccmd_restore_game(json_t * params)
{
int gid, fd, status;
char filename[1024], basename[1024];
if (json_unpack(params, "{si*}", "gameid", &gid) == -1)
exit_client("Bad set of parameters for restore_game");
if (!db_get_game_filename(user_info.uid, gid, basename, 1024)) {
client_msg("restore_game", json_pack("{si}", "return", ERR_BAD_FILE));
return;
}
snprintf(filename, 1024, "%s/save/%s/%s", settings.workdir,
user_info.username, basename);
fd = open(filename, O_RDWR);
if (fd == -1) {
client_msg("restore_game", json_pack("{si}", "return", ERR_BAD_FILE));
return;
}
/* reset cached display data from a previous game */
reset_cached_diplaydata();
status = nh_restore_game(fd, NULL, FALSE);
if (status == ERR_REPLAY_FAILED) {
log_msg("Failed to restore saved game %d, file %s", gid, filename);
if (srv_yn_function
("Restoring the game failed. Would you like to remove it from the list?",
"yn", 'n') == 'y') {
db_delete_game(user_info.uid, gid);
log_msg("%s has chosen to remove game %d from the database",
user_info.username, gid);
}
}
client_msg("restore_game", json_pack("{si}", "return", status));
if (status == GAME_RESTORED) {
gameid = gid;
gamefd = fd;
db_update_game(gameid, player_info.moves, player_info.z,
player_info.level_desc);
log_msg("%s has restored game %d", user_info.username, gameid);
}
}
void exit_client(const char *err)
{
const char *msg = err ? err : "";
json_t *exit_obj;
if (err)
log_msg("Client error: %s. Exit.", err);
if (outfd != -1) {
exit_obj = json_object();
json_object_set_new(exit_obj, "error", err ? json_true() : json_false());
json_object_set_new(exit_obj, "message", json_string(msg));
if (can_send_msg)
client_msg("server_error", exit_obj);
else
json_decref(exit_obj);
usleep(100); /* try to make sure the server process handles write() before close(). */
close(infd);
close(outfd);
infd = outfd = -1;
}
termination_flag = 3; /* make sure the command loop exits if nh_exit_game jumps there */
if (!sigsegv_flag)
nh_exit_game(EXIT_FORCE_SAVE); /* might not return here */
nh_lib_exit();
close_database();
if (user_info.username)
free(user_info.username);
free_config();
reset_cached_diplaydata();
end_logging();
exit(err != NULL);
}
