/**
* @brief Registers all the mission libraries.
*
* @param L Lua state.
* @return 0 on success.
*/
int misn_loadLibs( lua_State *L )
{
nlua_loadStandard(L,0);
nlua_loadMisn(L);
nlua_loadTk(L);
nlua_loadHook(L);
nlua_loadMusic(L,0);
nlua_loadTex(L,0);
nlua_loadBackground(L,0);
nlua_loadCamera(L,0);
if (player_isTut())
nlua_loadTut(L);
return 0;
}
/**
* @brief Creates an event.
*
* @param data Data to base event off of.
*/
static int event_create( int dataid )
{
lua_State *L;
uint32_t bufsize;
char *buf;
Event_t *ev;
EventData_t *data;
/* Create the event. */
event_nactive++;
if (event_nactive > event_mactive) {
event_mactive += EVENT_CHUNK;
event_active = realloc( event_active, sizeof(Event_t) * event_mactive );
}
ev = &event_active[ event_nactive-1 ];
memset( ev, 0, sizeof(Event_t) );
ev->id = ++event_genid; /* Create unique ID. */
/* Add the data. */
ev->data = dataid;
data = &event_data[dataid];
/* Open the new state. */
ev->L = nlua_newState();
L = ev->L;
nlua_loadStandard(L,0);
nlua_loadEvt(L);
nlua_loadHook(L);
nlua_loadTk(L);
/* Load file. */
buf = ndata_read( data->lua, &bufsize );
if (buf == NULL) {
WARN("Event '%s' Lua script not found.", data->lua );
return -1;
}
if (luaL_dobuffer(L, buf, bufsize, data->lua) != 0) {
WARN("Error loading event file: %s\n"
"%s\n"
"Most likely Lua file has improper syntax, please check",
data->lua, lua_tostring(L,-1));
return -1;
}
free(buf);
/* Run Lua. */
event_runLua( ev, "create" );
return 0;
}
/**
* @brief Creates an event.
*
* @param data Data to base event off of.
* @param id ID to use (0 to generate).
* @return 0 on success.
*/
static int event_create( int dataid, unsigned int *id )
{
size_t bufsize;
char *buf;
Event_t *ev;
EventData_t *data;
/* Create the event. */
event_nactive++;
if (event_nactive > event_mactive) {
event_mactive += EVENT_CHUNK;
event_active = realloc( event_active, sizeof(Event_t) * event_mactive );
}
ev = &event_active[ event_nactive-1 ];
memset( ev, 0, sizeof(Event_t) );
if ((id != NULL) && (*id != 0))
ev->id = *id;
else
ev->id = event_genID();
/* Add the data. */
ev->data = dataid;
data = &event_data[dataid];
/* Open the new state. */
ev->env = nlua_newEnv(1);
nlua_loadStandard(ev->env);
nlua_loadEvt(ev->env);
nlua_loadHook(ev->env);
nlua_loadCamera(ev->env);
nlua_loadTex(ev->env);
nlua_loadBackground(ev->env);
nlua_loadMusic(ev->env);
nlua_loadTk(ev->env);
if (player_isTut())
nlua_loadTut(ev->env);
/* Load file. */
buf = ndata_read( data->lua, &bufsize );
if (buf == NULL) {
WARN(_("Event '%s' Lua script not found."), data->lua );
return -1;
}
if (nlua_dobufenv(ev->env, buf, bufsize, data->lua) != 0) {
WARN(_("Error loading event file: %s\n"
"%s\n"
"Most likely Lua file has improper syntax, please check"),
data->lua, lua_tostring(naevL,-1));
free(buf);
return -1;
}
free(buf);
/* Run Lua. */
if ((id==NULL) || (*id==0))
event_runLua( ev, "create" );
if (id != NULL)
*id = ev->id;
return 0;
}
