Method setOwner

library/modules/Items.cpp:488–521

}

bool Items::setOwner(df::item *item, df::unit *unit) {
    CHECK_NULL_POINTER(item);

    for (int i = item->general_refs.size()-1; i >= 0; i--)
    {
        auto ref = item->general_refs[i];
        if (ref->getType() != general_ref_type::UNIT_ITEMOWNER)
            continue;

        if (auto cur = ref->getUnit()) {
            if (cur == unit)
                return true;
            erase_from_vector(cur->owned_items, item->id);
        }

        vector_erase_at(item->general_refs, i);
        delete ref;
    }

    item->flags.bits.owned = false;

    if (unit) {
        auto ref = df::allocate<df::general_ref_unit_itemownerst>();
        if (!ref)
            return false;

        item->flags.bits.owned = true;
        ref->unit_id = unit->id;

        insert_into_vector(unit->owned_items, item->id);
        item->general_refs.push_back(ref);
    }
    return true;
}

df::item *Items::getContainer(df::item *item) {
    auto ref = getGeneralRef(item, general_ref_type::CONTAINED_IN_ITEM);