/**
* @brief Checks to see if the player has a mission active.
*
* @usage if player.misnActive( "The Space Family" ) then -- Player is doing space family mission
*
* @luaparam name Name of the mission to check.
* @luareturn true if the mission is active, false if it isn't.
* @luafunc misnActive( name )
*/
static int playerL_misnActive( lua_State *L )
{
MissionData *misn;
const char *str;
str = luaL_checkstring(L,1);
misn = mission_getFromName( str );
if (misn == NULL) {
NLUA_ERROR(L, "Mission '%s' not found in stack", str);
return 0;
}
lua_pushboolean( L, mission_alreadyRunning( misn ) );
return 1;
}
/**
* @brief Checks to see if a mission meets the requirements.
*
* @param mission ID of the mission to check.
* @param faction Faction of the current planet.
* @param planet Name of the current planet.
* @param sysname Name of the current system.
* @return 1 if requirements are met, 0 if they aren't.
*/
static int mission_meetReq( int mission, int faction,
const char* planet, const char* sysname )
{
MissionData* misn;
int c;
misn = mission_get( mission );
if (misn == NULL) /* In case it doesn't exist */
return 0;
/* If planet, must match planet. */
if ((misn->avail.planet != NULL) && (strcmp(misn->avail.planet,planet)!=0))
return 0;
/* If system, must match system. */
if ((misn->avail.system != NULL) && (strcmp(misn->avail.system,sysname)!=0))
return 0;
/* Match faction. */
if ((faction >= 0) && !mission_matchFaction(misn,faction))
return 0;
/* Must not be already done or running if unique. */
if (mis_isFlag(misn,MISSION_UNIQUE) &&
(player_missionAlreadyDone(mission) ||
mission_alreadyRunning(misn)))
return 0;
/* Must meet Lua condition. */
if (misn->avail.cond != NULL) {
c = cond_check(misn->avail.cond);
if (c < 0) {
WARN("Conditional for mission '%s' failed to run", misn->name);
return 0;
}
else if (!c)
return 0;
}
/* Must meet previous mission requirements. */
if ((misn->avail.done != NULL) &&
(player_missionAlreadyDone( mission_getID(misn->avail.done) ) == 0))
return 0;
return 1;
}
