Ejemplo n.º 1
0
/**
 * @brief Make sure values of items after parsing are proper.
 */
static qboolean CP_ItemsSanityCheck (void)
{
	int i;
	qboolean result = qtrue;

	for (i = 0; i < csi.numODs; i++) {
		const objDef_t *item = INVSH_GetItemByIDX(i);

		/* Warn if item has no size set. */
		if (item->size <= 0 && B_ItemIsStoredInBaseStorage(item)) {
			result = qfalse;
			Com_Printf("CP_ItemsSanityCheck: Item %s has zero size set.\n", item->id);
		}

		/* Warn if no price is set. */
		if (item->price <= 0 && BS_IsOnMarket(item)) {
			result = qfalse;
			Com_Printf("CP_ItemsSanityCheck: Item %s has zero price set.\n", item->id);
		}

		if (item->price > 0 && !BS_IsOnMarket(item) && !PR_ItemIsProduceable(item)) {
			result = qfalse;
			Com_Printf("CP_ItemsSanityCheck: Item %s has a price set though it is neither available on the market and production.\n", item->id);
		}

		/* extension and headgear are mutual exclusive */
		if (item->extension && item->headgear) {
			result = qfalse;
			Com_Printf("CP_ItemsSanityCheck: Item %s has both extension and headgear set.\n",  item->id);
		}
	}

	return result;
}
Ejemplo n.º 2
0
/**
 * @brief Save callback for savegames
 * @param[out] parent XML Node structure, where we write the information to
 * @sa BS_LoadXML
 * @sa SAV_GameSaveXML
 */
bool BS_SaveXML (xmlNode_t* parent)
{
	int i;
	xmlNode_t* node;
	const market_t* market = BS_GetMarket();

	/* store market */
	node = cgi->XML_AddNode(parent, SAVE_MARKET_MARKET);
	for (i = 0; i < cgi->csi->numODs; i++) {
		const objDef_t* od = INVSH_GetItemByIDX(i);
		if (BS_IsOnMarket(od)) {
			xmlNode_t* snode = cgi->XML_AddNode(node, SAVE_MARKET_ITEM);
			cgi->XML_AddString(snode, SAVE_MARKET_ID, od->id);
			cgi->XML_AddIntValue(snode, SAVE_MARKET_NUM, market->numItems[i]);
			cgi->XML_AddIntValue(snode, SAVE_MARKET_BID, market->bidItems[i]);
			cgi->XML_AddIntValue(snode, SAVE_MARKET_ASK, market->askItems[i]);
			cgi->XML_AddDoubleValue(snode, SAVE_MARKET_EVO, market->currentEvolutionItems[i]);
			cgi->XML_AddBoolValue(snode, SAVE_MARKET_AUTOSELL, market->autosell[i]);
		}
	}
	for (i = 0; i < AIRCRAFTTYPE_MAX; i++) {
		if (market->bidAircraft[i] > 0 || market->askAircraft[i] > 0) {
			xmlNode_t* snode = cgi->XML_AddNode(node, SAVE_MARKET_AIRCRAFT);
			const char* shortName = cgi->Com_DropShipTypeToShortName((humanAircraftType_t)i);
			cgi->XML_AddString(snode, SAVE_MARKET_ID, shortName);
			cgi->XML_AddIntValue(snode, SAVE_MARKET_NUM, market->numAircraft[i]);
			cgi->XML_AddIntValue(snode, SAVE_MARKET_BID, market->bidAircraft[i]);
			cgi->XML_AddIntValue(snode, SAVE_MARKET_ASK, market->askAircraft[i]);
			cgi->XML_AddDoubleValue(snode, SAVE_MARKET_EVO, market->currentEvolutionAircraft[i]);
		}
	}
	return true;
}
Ejemplo n.º 3
0
/**
 * @brief Sells items from the market
 * @param[in] od pointer to the item (Object Definition record)
 * @param[out] base Base to sell at
 * @param[in ] count Number of items to sell
 * @return @c true if the ugv could get sold, @c false otherwise
 */
bool BS_SellItem (const objDef_t* od, base_t* base, int count)
{
	if (!od)
		cgi->Com_Error(ERR_DROP, "BS_SellItem: Called on nullptr objDef!");

	if (count <= 0)
		return false;
	if (!BS_IsOnMarket(od))
		return false;

	if (base) {
		if (B_ItemInBase(od, base) < count)
			return false;
		B_AddToStorage(base, od, -count);
	}

	BS_AddItemToMarket(od, count);
	CP_UpdateCredits(ccs.credits + BS_GetItemSellingPrice(od) * count);

	return true;
}
Ejemplo n.º 4
0
/**
 * @brief Buys items from the market
 * @param[in] od pointer to the item (Object Definition record)
 * @param[out] base Base to buy at
 * @param[in ] count Number of items to buy
 * @return @c true if the ugv could get bought, @c false otherwise
 */
bool BS_BuyItem (const objDef_t* od, base_t* base, int count)
{
	if (!od)
		cgi->Com_Error(ERR_DROP, "BS_BuyItem: Called on nullptr objDef!");
	if (!base)
		cgi->Com_Error(ERR_DROP, "BS_BuyItem: Called on nullptr base!");

	if (count <= 0)
		return false;
	if (!BS_IsOnMarket(od))
		return false;
	if (ccs.credits < BS_GetItemBuyingPrice(od) * count)
		return false;
	if (BS_GetItemOnMarket(od) < count)
		return false;
	if (CAP_GetFreeCapacity(base, CAP_ITEMS) < od->size * count)
		return false;

	B_AddToStorage(base, od, count);
	BS_RemoveItemFromMarket(od, count);
	CP_UpdateCredits(ccs.credits - BS_GetItemBuyingPrice(od) * count);

	return true;
}
Ejemplo n.º 5
0
/**
 * @brief Get the number of items of the given type on the market
 * @param[in] od the item (objDef) to search the market for
 * @return The amount of items for the given type
 */
int BS_GetItemOnMarket (const objDef_t* od)
{
	const market_t* market = BS_GetMarket();
	return BS_IsOnMarket(od) ? market->numItems[od->idx] : 0;
}
Ejemplo n.º 6
0
/**
 * @brief Fill market item list
 */
static void BS_FillMarket_f (void)
{
	const base_t* base = B_GetCurrentSelectedBase();
	itemFilterTypes_t type;

	if (cgi->Cmd_Argc() < 2) {
		cgi->Com_Printf("Usage: %s <category>\n", cgi->Cmd_Argv(0));
		return;
	}
	if (cgi->Cmd_Argc() >= 3)
		base = B_GetFoundedBaseByIDX(atoi(cgi->Cmd_Argv(2)));
	if (!base) {
		cgi->Com_Printf("No/invalid base selected.\n");
		return;
	}

	type = cgi->INV_GetFilterTypeID(cgi->Cmd_Argv(1));
	cgi->UI_ExecuteConfunc("ui_market_clear");
	switch (type) {
	case FILTER_UGVITEM:
		/* show own UGV */
		E_Foreach(EMPL_ROBOT, robot) {
			const ugv_t* ugv = robot->getUGV();
			const technology_t* tech = RS_GetTechByProvided(ugv->id);

			if (!robot->isHiredInBase(base))
				continue;

			cgi->UI_ExecuteConfunc("ui_market_add \"ugv-%d\" \"%s\" 1 0 0 %d - \"%s\"", robot->chr.ucn, _(tech->name), ugv->price, robot->isAwayFromBase() ? _("UGV is away from home") : "-");
		}
		/* show buyable UGV */
		for (int i = 0; i < cgi->csi->numUGV; i++) {
			const ugv_t* ugv = &cgi->csi->ugvs[i];
			const technology_t* tech = RS_GetTechByProvided(ugv->id);
			const objDef_t* ugvWeapon = INVSH_GetItemByID(ugv->weapon);
			const int buyable = std::min(E_CountUnhiredRobotsByType(ugv), BS_GetItemOnMarket(ugvWeapon));

			assert(tech);
			if (!RS_IsResearched_ptr(tech))
				continue;
			if (buyable <= 0)
				continue;

			cgi->UI_ExecuteConfunc("ui_market_add %s \"%s\" 0 %d %d %d - -", ugv->id, _(tech->name), buyable, ugv->price, ugv->price);
		}
		/* show (UGV) items, fall through */
	case FILTER_S_PRIMARY:
	case FILTER_S_SECONDARY:
	case FILTER_S_HEAVY:
	case FILTER_S_IMPLANT:
	case FILTER_S_MISC:
	case FILTER_S_ARMOUR:
	case FILTER_DUMMY:
	case FILTER_CRAFTITEM:
	case MAX_FILTERTYPES: {
		for (int i = 0; i < cgi->csi->numODs; i++) {
			const objDef_t* od = &cgi->csi->ods[i];
			const technology_t* tech = RS_GetTechForItem(od);

			if (!BS_IsOnMarket(od))
				continue;
			if (B_ItemInBase(od, base) + BS_GetItemOnMarket(od) <= 0)
				continue;
			if (type != MAX_FILTERTYPES && !cgi->INV_ItemMatchesFilter(od, type))
				continue;
			cgi->UI_ExecuteConfunc("ui_market_add %s \"%s\" %d %d %d %d %s -", od->id, _(od->name), B_ItemInBase(od, base), BS_GetItemOnMarket(od), BS_GetItemBuyingPrice(od), BS_GetItemSellingPrice(od), RS_IsResearched_ptr(tech) ? va("%d", ccs.eMarket.autosell[i]) : "-");
		}
		break;
	}
	case FILTER_AIRCRAFT: {
		AIR_ForeachFromBase(aircraft, base) {
			cgi->UI_ExecuteConfunc("ui_market_add \"aircraft_%d\" \"%s\" 1 0 0 %d - \"%s\"", aircraft->idx, aircraft->name, BS_GetAircraftSellingPrice(aircraft), AIR_IsAircraftInBase(aircraft) ? "-" : _("Aircraft is away from home"));
		}
		for (int i = 0; i < ccs.numAircraftTemplates; i++) {
			const aircraft_t* aircraft = &ccs.aircraftTemplates[i];
			if (!BS_AircraftIsOnMarket(aircraft))
				continue;
			if (!RS_IsResearched_ptr(aircraft->tech))
				continue;
			if (BS_GetAircraftOnMarket(aircraft) <= 0)
				continue;
			cgi->UI_ExecuteConfunc("ui_market_add \"%s\" \"%s\" 0 %d %d %d - -", aircraft->id, _(aircraft->tech->name), BS_GetAircraftOnMarket(aircraft), BS_GetAircraftBuyingPrice(aircraft), BS_GetAircraftSellingPrice(aircraft));
		}
		break;
	}
	default:
		break;
	}
Ejemplo n.º 7
0
/**
 * @brief Show information about item/aircaft/ugv in the market
 */
static void BS_ShowInfo_f (void)
{
	const char* itemid;
	const aircraft_t* aircraft;
	const ugv_t* ugv;
	const objDef_t* od;

	if (cgi->Cmd_Argc() < 2) {
		cgi->Com_Printf("Usage: %s <item-id>\n", cgi->Cmd_Argv(0));
		return;
	}

	itemid = cgi->Cmd_Argv(1);

	if (char const* const rest = Q_strstart(itemid, "aircraft_")) {
		/* PHALANX aircraft - with aircraft golbal idx */
		int idx = atoi(rest);
		aircraft = AIR_AircraftGetFromIDX(idx);

		if (!aircraft) {
			cgi->Com_Printf("Invalid aircraft index!\n");
			return;
		}
		/** @todo show specialized info about PHALANX aircraft */
		BS_MarketAircraftDescription(aircraft->tpl);
		return;
	}

	if (char const* const rest = Q_strstart(itemid, "ugv-")) {
		/* PHALANX ugv - with unique character number index */
		int ucn = atoi(rest);
		Employee* robot = E_GetEmployeeByTypeFromChrUCN(EMPL_ROBOT, ucn);

		if (!robot) {
			cgi->Com_Printf("Invalid UCN for UGV!\n");
			return;
		}

		/** @todo show specialized info about PHLANX UGVs */
		UP_UGVDescription(robot->getUGV());
		return;
	}

	aircraft = AIR_GetAircraftSilent(itemid);
	if (aircraft) {
		BS_MarketAircraftDescription(aircraft->tpl);
		return;
	}

	ugv = cgi->Com_GetUGVByIDSilent(itemid);
	if (ugv) {
		UP_UGVDescription(ugv);
		return;
	}

	/* item */
	od = INVSH_GetItemByID(cgi->Cmd_Argv(1));
	if (od) {
		if (!BS_IsOnMarket(od))
			return;

		if (od->craftitem.type != MAX_ACITEMS)
			UP_AircraftItemDescription(od);
		else
			cgi->INV_ItemDescription(od);
		return;
	}
	cgi->Com_Printf("Invalid item ID\n");
}
Ejemplo n.º 8
0
/**
 * @brief Buy/Sell item/aircraft/ugv on the market
 */
static void BS_Buy_f (void)
{
	const char* itemid;
	int count;
	base_t* base = B_GetCurrentSelectedBase();
	const aircraft_t* aircraft;
	const ugv_t* ugv;
	const objDef_t* od;

	if (cgi->Cmd_Argc() < 2) {
		cgi->Com_Printf("Usage: %s <item-id> <count> [base-idx] \nNegative count means selling. If base index is omitted buys on the currently selected base.\n",
				cgi->Cmd_Argv(0));
		return;
	}

	itemid = cgi->Cmd_Argv(1);
	count = atoi(cgi->Cmd_Argv(2));

	if (cgi->Cmd_Argc() >= 4)
		base = B_GetFoundedBaseByIDX(atoi(cgi->Cmd_Argv(3)));

	if (char const* const rest = Q_strstart(itemid, "aircraft_")) {
		/* aircraft sell - with aircraft golbal idx */
		int idx = atoi(rest);
		aircraft_t* aircraft = AIR_AircraftGetFromIDX(idx);

		if (!aircraft) {
			cgi->Com_Printf("Invalid aircraft index!\n");
			return;
		}
		AIR_RemoveEmployees(*aircraft);
		BS_SellAircraft(aircraft);
		return;
	}

	if (char const* const rest = Q_strstart(itemid, "ugv-")) {
		/* ugv sell - with unique character number index */
		int ucn = atoi(rest);
		Employee* robot = E_GetEmployeeByTypeFromChrUCN(EMPL_ROBOT, ucn);

		if (!robot) {
			cgi->Com_Printf("Invalid UCN for UGV!\n");
			return;
		}

		BS_SellUGV(robot);
		return;
	}

	if (!base) {
		cgi->Com_Printf("No/invalid base selected.\n");
		return;
	}

	aircraft = AIR_GetAircraftSilent(itemid);
	if (aircraft) {
		if (!B_GetBuildingStatus(base, B_COMMAND)) {
			CP_Popup(_("Note"), _("No Command Centre in this base.\nHangars are not functional.\n"));
			return;
		}
		/* We cannot buy aircraft if there is no power in our base. */
		if (!B_GetBuildingStatus(base, B_POWER)) {
			CP_Popup(_("Note"), _("No power supplies in this base.\nHangars are not functional."));
			return;
		}
		/* We cannot buy aircraft without any hangar. */
		if (!AIR_AircraftAllowed(base)) {
			CP_Popup(_("Note"), _("Build a hangar first."));
			return;
		}
		/* Check free space in hangars. */
		if (CAP_GetFreeCapacity(base, AIR_GetHangarCapacityType(aircraft)) <= 0) {
			CP_Popup(_("Notice"), _("You cannot buy this aircraft.\nNot enough space in hangars.\n"));
			return;
		}

		if (ccs.credits < BS_GetAircraftBuyingPrice(aircraft)) {
			CP_Popup(_("Notice"), _("You cannot buy this aircraft.\nNot enough credits.\n"));
			return;
		}

		BS_BuyAircraft(aircraft, base);
		return;
	}

	ugv = cgi->Com_GetUGVByIDSilent(itemid);
	if (ugv) {
		const objDef_t* ugvWeapon = INVSH_GetItemByID(ugv->weapon);
		if (!ugvWeapon)
			cgi->Com_Error(ERR_DROP, "BS_BuyItem_f: Could not get weapon '%s' for ugv/tank '%s'.", ugv->weapon, ugv->id);

		if (E_CountUnhiredRobotsByType(ugv) < 1)
			return;
		if (ccs.eMarket.numItems[ugvWeapon->idx] < 1)
			return;

		if (ccs.credits < ugv->price) {
			CP_Popup(_("Not enough money"), _("You cannot buy this item as you don't have enough credits."));
			return;
		}

		if (CAP_GetFreeCapacity(base, CAP_ITEMS) < UGV_SIZE + ugvWeapon->size) {
			CP_Popup(_("Not enough storage space"), _("You cannot buy this item.\nNot enough space in storage.\nBuild more storage facilities."));
			return;
		}

		BS_BuyUGV(ugv, base);
		return;
	}

	if (count == 0) {
		cgi->Com_Printf("Invalid number of items to buy/sell: %s\n", cgi->Cmd_Argv(2));
		return;
	}

	/* item */
	od = INVSH_GetItemByID(cgi->Cmd_Argv(1));
	if (od) {
		if (!BS_IsOnMarket(od))
			return;

		if (count > 0) {
			/* buy */
			const int price = BS_GetItemBuyingPrice(od);
			count = std::min(count, BS_GetItemOnMarket(od));

			/* no items available on market */
			if (count <= 0)
				return;

			if (price <= 0) {
				cgi->Com_Printf("Item on market with invalid buying price: %s (%d)\n", od->id, BS_GetItemBuyingPrice(od));
				return;
			}
			/** @todo warn if player can buy less item due to available credits? */
			count = std::min(count, ccs.credits / price);
			/* not enough money for a single item */
			if (count <= 0) {
				CP_Popup(_("Not enough money"), _("You cannot buy this item as you don't have enough credits."));
				return;
			}

			if (od->size <= 0) {
				cgi->Com_Printf("Item on market with invalid size: %s (%d)\n", od->id, od->size);
				return;
			}
			count = std::min(count, CAP_GetFreeCapacity(base, CAP_ITEMS) / od->size);
			if (count <= 0) {
				CP_Popup(_("Not enough storage space"), _("You cannot buy this item.\nNot enough space in storage.\nBuild more storage facilities."));
				return;
			}

			BS_BuyItem(od, base, count);
		} else {
			/* sell */
			count = std::min(-1 * count, B_ItemInBase(od, base));
			/* no items in storage */
			if (count <= 0)
				return;
			BS_SellItem(od, base, count);
		}
		return;
	}
	cgi->Com_Printf("Invalid item ID\n");
}
/**
 * @brief Updates the Buy/Sell menu list.
 * @param[in] base Pointer to the base to buy/sell at
 * @sa BS_BuyType_f
 */
static void BS_BuyType (const base_t *base)
{
	const objDef_t *od;
	int i, j = 0;
	char tmpbuf[MAX_VAR];

	if (!base || buyCat >= MAX_FILTERTYPES || buyCat < 0)
		return;

	CP_UpdateCredits(ccs.credits);

	bsMarketNames = NULL;
	bsMarketStorage = NULL;
	bsMarketMarket = NULL;
	bsMarketPrices = NULL;
	UI_ResetData(TEXT_ITEMDESCRIPTION);

	/* hide autosell checkboxes by default */
	for (i = 0; i < MAX_MARKET_MENU_ENTRIES; i++) {
		UI_ExecuteConfunc("buy_autoselli %i", i);
	}

	switch (buyCat) {
	case FILTER_AIRCRAFT:	/* Aircraft */
		{
		const aircraft_t *aircraftTemplate;
		for (i = 0, j = 0, aircraftTemplate = ccs.aircraftTemplates; i < ccs.numAircraftTemplates; i++, aircraftTemplate++) {
			if (!BS_AircraftIsOnMarket(aircraftTemplate))
				continue;
			assert(aircraftTemplate->tech);
			if (BS_GetStorageAmountInBase(base, aircraftTemplate->id) + BS_GetAircraftOnMarket(aircraftTemplate) > 0) {
				if (j >= buyList.scroll && j < MAX_MARKET_MENU_ENTRIES) {
					UI_ExecuteConfunc("buy_show %i", j - buyList.scroll);
				}
				BS_AddToList(aircraftTemplate->name, BS_GetStorageAmountInBase(base, aircraftTemplate->id),
						BS_GetAircraftOnMarket(aircraftTemplate), BS_GetAircraftBuyingPrice(aircraftTemplate));
				if (j >= MAX_BUYLIST)
					Com_Error(ERR_DROP, "Increase the MAX_BUYLIST value to handle that much items\n");
				buyList.l[j].item = NULL;
				buyList.l[j].aircraft = aircraftTemplate;
				buyList.length = j + 1;
				BS_UpdateItem(base, j - buyList.scroll);
				j++;
			}
		}
		}
		break;
	case FILTER_CRAFTITEM:	/* Aircraft items */
		/* get item list */
		for (i = 0, j = 0, od = csi.ods; i < csi.numODs; i++, od++) {
			if (!BS_IsOnMarket(od))
				continue;
			/* Check whether the item matches the proper filter, storage in current base and market. */
			if ((B_ItemInBase(od, base) || ccs.eMarket.numItems[i])
			 && INV_ItemMatchesFilter(od, FILTER_CRAFTITEM)) {
				if (j >= buyList.scroll && j < MAX_MARKET_MENU_ENTRIES) {
					const technology_t *tech = RS_GetTechForItem(od);

					UI_ExecuteConfunc("buy_show %i", j - buyList.scroll);
					if (RS_IsResearched_ptr(tech)) {
						if (ccs.eMarket.autosell[i])
							UI_ExecuteConfunc("buy_autoselle %i", j - buyList.scroll);
						else
							UI_ExecuteConfunc("buy_autoselld %i", j - buyList.scroll);
					}
				}
				BS_AddToList(od->name, B_ItemInBase(od, base), ccs.eMarket.numItems[i], BS_GetItemBuyingPrice(od));
				if (j >= MAX_BUYLIST)
					Com_Error(ERR_DROP, "Increase the MAX_FILTERLIST value to handle that much items\n");
				buyList.l[j].item = od;
				buyList.l[j].aircraft = NULL;
				buyList.length = j + 1;
				BS_UpdateItem(base, j - buyList.scroll);
				j++;
			}
		}
		break;
	default:	/* Normal items */
		if (buyCat < MAX_SOLDIER_FILTERTYPES || buyCat == FILTER_DUMMY) {
			/* get item list */
			for (i = 0, j = 0, od = csi.ods; i < csi.numODs; i++, od++) {
				if (!BS_IsOnMarket(od))
					continue;
				/* Check whether the item matches the proper filter, storage in current base and market. */
				if ((B_ItemInBase(od, base) || ccs.eMarket.numItems[i]) && INV_ItemMatchesFilter(od, buyCat)) {
					BS_AddToList(od->name, B_ItemInBase(od, base), ccs.eMarket.numItems[i], BS_GetItemBuyingPrice(od));
					/* Set state of Autosell button. */
					if (j >= buyList.scroll && j < MAX_MARKET_MENU_ENTRIES) {
						const technology_t *tech = RS_GetTechForItem(od);

						UI_ExecuteConfunc("buy_show %i", j - buyList.scroll);
						if (RS_IsResearched_ptr(tech)) {
							if (ccs.eMarket.autosell[i])
								UI_ExecuteConfunc("buy_autoselle %i", j - buyList.scroll);
							else
								UI_ExecuteConfunc("buy_autoselld %i", j - buyList.scroll);
						}
					}

					if (j >= MAX_BUYLIST)
						Com_Error(ERR_DROP, "Increase the MAX_BUYLIST value to handle that much items\n");
					buyList.l[j].item = od;
					buyList.l[j].aircraft = NULL;
					buyList.length = j + 1;
					BS_UpdateItem(base, j - buyList.scroll);
					j++;
				}
			}
		}
		break;
	}

	for (; j < MAX_MARKET_MENU_ENTRIES; j++) {
		/* Hide the rest of the entries. */
		UI_ExecuteConfunc("buy_hide %i", j);
	}

	/* Update some menu cvars. */
	/* Set up base capacities. */
	Com_sprintf(tmpbuf, sizeof(tmpbuf), "%i/%i", CAP_GetCurrent(base, CAP_ITEMS),
		CAP_GetMax(base, CAP_ITEMS));
	Cvar_Set("mn_bs_storage", tmpbuf);

	/* select first item */
	if (buyList.length) {
		switch (buyCat) {	/** @sa BS_MarketClick_f */
		case FILTER_AIRCRAFT:
			BS_MarketAircraftDescription(buyList.l[0].aircraft);
			break;
		case FILTER_CRAFTITEM:
			Cvar_Set("mn_aircraftname", "");	/** @todo Use craftitem name here? See also BS_MarketClick_f */
			/* Select current item or first one. */
			if (currentSelectedMenuEntry)
				UP_AircraftItemDescription(currentSelectedMenuEntry);
			else
				UP_AircraftItemDescription(buyList.l[0].item);
			break;
		default:
			assert(buyCat != MAX_FILTERTYPES);
			/* Select current item or first one. */
			if (currentSelectedMenuEntry)
				INV_ItemDescription(currentSelectedMenuEntry);
			else
				INV_ItemDescription(buyList.l[0].item);
			break;
		}
	} else {
		/* reset description */
		INV_ItemDescription(NULL);
	}

	UI_RegisterLinkedListText(TEXT_MARKET_NAMES, bsMarketNames);
	UI_RegisterLinkedListText(TEXT_MARKET_STORAGE, bsMarketStorage);
	UI_RegisterLinkedListText(TEXT_MARKET_MARKET, bsMarketMarket);
	UI_RegisterLinkedListText(TEXT_MARKET_PRICES, bsMarketPrices);
}