oolite/Resources/Scripts/oolite-conditions.js

124 lines
3.4 KiB
JavaScript

/*
oolite-conditions.js
Conditions script for built-in equipment and ships
Oolite
Copyright © 2004-2013 Giles C Williams and contributors
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
*/
/*jslint white: true, undef: true, eqeqeq: true, bitwise: true, regexp: true, newcap: true, immed: true */
/*global missionVariables, player*/
"use strict";
this.name = "oolite-conditions";
this.author = "cim";
this.copyright = "© 2008-2013 the Oolite team.";
/* contexts: npc, purchase, scripted, newShip, (loading), (damage), (portable) */
this.allowAwardEquipment = function(equipment, ship, context)
{
if (equipment == "EQ_NAVAL_ENERGY_UNIT")
{
// Naval Energy Unit purchase (including repair) by player
// requires Thargoid Plans complete
if (context == "purchase" && missionVariables.thargplans != "MISSION_COMPLETE")
{
return false;
}
}
if (equipment == "EQ_CLOAKING_DEVICE")
{
// Cloaking Device can't be purchased by player, can be repaired
if (context == "purchase" && player.ship.equipmentStatus("EQ_CLOAKING_DEVICE") != "EQUIPMENT_DAMAGED")
{
return false;
}
// Never found on ships in shipyards
if (context == "newShip")
{
return false;
}
}
if (equipment == "EQ_MILITARY_JAMMER" || equipment == "EQ_MILITARY_SCANNER_FILTER")
{
// This equipment uses the TL:99 hack
// and as it's unsupported equipment that probably doesn't work
// that's the only way to obtain it.
// Reimplement the hack here...
if (context == "purchase")
{
// check the special mission variable
var effectivetl = missionVariables["TL_FOR_"+equipment];
if (!effectivetl)
{
// if it's not set, then just use 99
effectivetl = 99;
}
// check the local tech level
var localtl = system.info.techlevel;
if (player.ship.dockedStation && !player.ship.dockedStation.isMainStation)
{
// or the local station if docked at a secondary
localtl = player.ship.dockedStation.equivalentTechLevel;
}
// if too high tech, return false
if (localtl < effectivetl)
{
return false;
}
}
}
if (equipment == "EQ_OOLITE_TUTORIAL_CONTROLS")
{
if (context == "purchase" || context == "npc" || context == "newShip" || context == "scripted")
{
return false;
}
}
// OXP hook to allow stations to forbid specific equipment
if (context == "purchase" && player.ship.dockedStation && player.ship.dockedStation.scriptInfo["oolite-barred-equipment"])
{
if (player.ship.dockedStation.scriptInfo["oolite-barred-equipment"].indexOf(equipment) != -1)
{
return false;
}
}
// OXP hook to allow ships to forbid specific "available to all" equipment
if (ship.scriptInfo && ship.scriptInfo["oolite-barred-equipment"] && ship.scriptInfo["oolite-barred-equipment"].indexOf(equipment) != -1)
{
return false;
}
// otherwise allowed
return true;
}