ACE3/addons/attach/functions/fnc_canAttach.sqf

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/*
* Author: commy2
* Check if a unit can attach a specific item.
*
* Arguments:
* 0: vehicle that it will be attached to (player or vehicle) <OBJECT>
* 1: unit doing the attach (player) <OBJECT>
* 2: Array empty or containing a string of the attachable item <ARRAY>
*
* Return Value:
* Can Attach <BOOL>
*
* Example:
* [bob, bob, ["light"]] call ace_attach_fnc_canAttach;
*
* Public: No
*/
#include "script_component.hpp"
params ["_attachToVehicle","_player","_args"];
_args params [["_itemClassname","", [""]]];
TRACE_3("params",_attachToVehicle,_player,_itemClassname);
private ["_attachLimit", "_attachedObjects"];
_attachLimit = [6, 1] select (_player == _attachToVehicle);
_attachedObjects = _attachToVehicle getVariable [QGVAR(attached), []];
((_player == _attachToVehicle) || {canStand _player}) &&
{(_attachToVehicle distance _player) < 7} &&
{alive _attachToVehicle} &&
{(count _attachedObjects) < _attachLimit} &&
{_itemClassname in ((itemsWithMagazines _player) + [""])};