Exemplo n.º 1
0
/**
 ** GM: TELEPORT <unit> <x> <y>
 ** requires: permission-key "gmtele"
 **/
static void gm_teleport(const void *tnext, struct unit *u, struct order *ord)
{
  const struct plane *p = rplane(u->region);
  unit *to = findunit(getid());
  int x = rel_to_abs(p, u->faction, getint(), 0);
  int y = rel_to_abs(p, u->faction, getint(), 1);
  region *r = findregion(x, y);

  if (r == NULL || p != rplane(r)) {
    mistake(u, ord, "region is in another plane.");
  } else if (to == NULL) {
    ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "feedback_unit_not_found",
        ""));
  } else if (rplane(to->region) != rplane(r) && !ucontact(to, u)) {
    ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "feedback_no_contact",
        "target", to));
  } else {
    /* checking permissions */
    attrib *permissions = a_find(u->faction->attribs, &at_permissions);
    if (!permissions || !has_permission(permissions, atoi36("gmtele"))) {
      mistake(u, ord, "permission denied.");
    } else
      move_unit(to, r, NULL);
  }
}
Exemplo n.º 2
0
/**
 ** GM: SKILL <unit> <skill> <tage>
 ** requires: permission-key "gmskil"
 **/
static void gm_skill(const void *tnext, struct unit *u, struct order *ord)
{
  unit *to = findunit(getid());
  skill_t skill = findskill(getstrtoken(), u->faction->locale);
  int num = getint();

  if (to == NULL || rplane(to->region) != rplane(u->region)) {
    /* unknown or in another plane */
    ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "feedback_unit_not_found",
        ""));
  } else if (skill == NOSKILL || skill == SK_MAGIC || skill == SK_ALCHEMY) {
    /* unknown or not enough */
    mistake(u, ord, "unknown skill, or skill cannot be raised.");
  } else if (num < 0 || num > 30) {
    /* sanity check failed */
    mistake(u, ord, "invalid value.");
  } else {
    /* checking permissions */
    attrib *permissions = a_find(u->faction->attribs, &at_permissions);
    if (!permissions || !has_permission(permissions, atoi36("gmskil"))) {
      mistake(u, ord, "permission denied.");
    } else {
      set_level(to, skill, num);
    }
  }
}
Exemplo n.º 3
0
static int
give_igjarjuk(struct unit *src, struct unit *d, const struct item_type *itype,
  int n, struct order *ord)
{
  ADDMSG(&src->faction->msgs, msg_feedback(src, ord, "error_giveeye", ""));
  return 0;
}
Exemplo n.º 4
0
static int
use_speedsail(struct unit *u, const struct item_type *itype, int amount,
struct order *ord)
{
    struct plane *p = rplane(u->region);
    unused_arg(amount);
    unused_arg(itype);
    if (p != NULL) {
        ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "use_realworld_only", ""));
    }
    else {
        if (u->ship) {
            attrib *a = a_find(u->ship->attribs, &at_speedup);
            if (a == NULL) {
                a = a_add(&u->ship->attribs, a_new(&at_speedup));
                a->data.sa[0] = 50;     /* speed */
                a->data.sa[1] = 50;     /* decay */
                ADDMSG(&u->faction->msgs, msg_message("use_speedsail", "unit", u));
                /* Ticket abziehen */
                i_change(&u->items, itype, -1);
                return 0;
            }
            else {
                cmistake(u, ord, 211, MSG_EVENT);
            }
        }
        else {
            cmistake(u, ord, 144, MSG_EVENT);
        }
    }
    return EUNUSABLE;
}
Exemplo n.º 5
0
static void mistake(const unit * u, struct order *ord, const char *comment)
{
  if (!is_monsters(u->faction)) {
    ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "mistake",
        "error", comment));
  }
}
Exemplo n.º 6
0
/**
 ** GM: TAKE <unit> <int> <itemtype>
 ** requires: permission-key "gmtake"
 **/
static void gm_take(const void *tnext, struct unit *u, struct order *ord)
{
  unit *to = findunit(getid());
  int num = getint();
  const item_type *itype = finditemtype(getstrtoken(), u->faction->locale);

  if (to == NULL || rplane(to->region) != rplane(u->region)) {
    /* unknown or in another plane */
    ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "feedback_unit_not_found",
        ""));
  } else if (itype == NULL || i_get(to->items, itype) == 0) {
    /* unknown or not enough */
    mistake(u, ord, "invalid item or item not found.");
  } else {
    /* checking permissions */
    attrib *permissions = a_find(u->faction->attribs, &at_permissions);
    if (!permissions || !has_permission(permissions, atoi36("gmtake"))) {
      mistake(u, ord, "permission denied.");
    } else {
      int i = i_get(to->items, itype);
      if (i < num)
        num = i;
      if (num) {
        i_change(&to->items, itype, -num);
        i_change(&u->items, itype, num);
      }
    }
  }
}
Exemplo n.º 7
0
/**
 ** GM: TELL <unit> <string>
 ** requires: permission-key "gmmsgr"
 **/
static void gm_messageunit(const void *tnext, struct unit *u, struct order *ord)
{
  const struct plane *p = rplane(u->region);
  unit *target = findunit(getid());
  const char *msg = getstrtoken();
  region *r;

  if (target == NULL) {
    ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "feedback_unit_not_found",
        ""));
    return;
  }

  r = target->region;

  if (r == NULL || p != rplane(r)) {
    mistake(u, ord, "region is in another plane.");
  } else {
    /* checking permissions */
    attrib *permissions = a_find(u->faction->attribs, &at_permissions);
    if (!permissions || !has_permission(permissions, atoi36("gmmsgu"))) {
      mistake(u, ord, "permission denied.");
    } else {
      add_message(&target->faction->msgs,
        msg_message("regionmessage", "region sender string", r, u, msg));
    }
  }
}
Exemplo n.º 8
0
static int
use_hornofdancing(struct unit *u, const struct item_type *itype,
int amount, struct order *ord)
{
    region *r;
    int regionsPacified = 0;

    for (r = regions; r; r = r->next) {
        if (distance(u->region, r) < HORNRANGE) {
            if (a_find(r->attribs, &at_peaceimmune) == NULL) {
                attrib *a;

                create_curse(u, &r->attribs, ct_find("peacezone"),
                    20, HORNDURATION, 1.0, 0);

                a = a_add(&r->attribs, a_new(&at_peaceimmune));
                a->data.i = HORNIMMUNITY;

                ADDMSG(&r->msgs, msg_message("hornofpeace_r_success",
                    "unit region", u, u->region));

                regionsPacified++;
            }
            else {
                ADDMSG(&r->msgs, msg_message("hornofpeace_r_nosuccess",
                    "unit region", u, u->region));
            }
        }
    }

    if (regionsPacified > 0) {
        ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "hornofpeace_u_success",
            "pacified", regionsPacified));
    }
    else {
        ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "hornofpeace_u_nosuccess",
            ""));
    }

    return 0;
}
Exemplo n.º 9
0
void
create_ship(region * r, unit * u, const struct ship_type *newtype, int want,
order * ord)
{
    ship *sh;
    int msize;
    const construction *cons = newtype->construction;
    order *new_order;

    if (!eff_skill(u, SK_SHIPBUILDING, r)) {
        cmistake(u, ord, 100, MSG_PRODUCE);
        return;
    }
    if (besieged(u)) {
        cmistake(u, ord, 60, MSG_PRODUCE);
        return;
    }

    /* check if skill and material for 1 size is available */
    if (eff_skill(u, cons->skill, r) < cons->minskill) {
        ADDMSG(&u->faction->msgs, msg_feedback(u, u->thisorder,
            "error_build_skill_low", "value", cons->minskill));
        return;
    }

    msize = maxbuild(u, cons);
    if (msize == 0) {
        cmistake(u, ord, 88, MSG_PRODUCE);
        return;
    }
    if (want > 0)
        want = _min(want, msize);
    else
        want = msize;

    sh = new_ship(newtype, r, u->faction->locale);

    if (leave(u, false)) {
        if (fval(u_race(u), RCF_CANSAIL)) {
            u_set_ship(u, sh);
        }
    }
    new_order =
        create_order(K_MAKE, u->faction->locale, "%s %i", LOC(u->faction->locale,
        parameters[P_SHIP]), sh->no);
    replace_order(&u->orders, ord, new_order);
    free_order(new_order);

    build_ship(u, sh, want);
}
Exemplo n.º 10
0
static int
summon_igjarjuk(struct unit *u, const struct item_type *itype, int amount,
  struct order *ord)
{
  struct plane *p = rplane(u->region);
  unused_arg(amount);
  unused_arg(itype);
  if (p != NULL) {
    ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "use_realworld_only", ""));
    return EUNUSABLE;
  } else {
    assert(!"not implemented");
    return EUNUSABLE;
  }
}
Exemplo n.º 11
0
static void test_noerror(CuTest *tc) {
    unit *u;
    struct locale *lang;
    message *msg;

    test_setup();
    lang = test_create_locale();
    u = test_create_unit(test_create_faction(NULL), test_create_region(0, 0, NULL));
    u->thisorder = parse_order("!@move", lang);
    CuAssertIntEquals(tc, K_MOVE | CMD_QUIET | CMD_PERSIST,  u->thisorder->command);
    CuAssertTrue(tc, !is_persistent(u->thisorder));
    CuAssertPtrEquals(tc, NULL, msg = msg_error(u, u->thisorder, 100));
    assert(!msg);
    CuAssertPtrEquals(tc, NULL, msg = msg_feedback(u, u->thisorder, "error_unit_not_found", NULL));
    assert(!msg);
    test_teardown();
}
Exemplo n.º 12
0
message *msg_materials_required(unit * u, order * ord,
    const construction * ctype, int multi)
{
    int c;
    /* something missing from the list of materials */
    resource *reslist = NULL;

    if (multi <= 0 || multi == INT_MAX)
        multi = 1;
    for (c = 0; ctype && ctype->materials[c].number; ++c) {
        resource *res = malloc(sizeof(resource));
        res->number = multi * ctype->materials[c].number / ctype->reqsize;
        res->type = ctype->materials[c].rtype;
        res->next = reslist;
        reslist = res;
    }
    return msg_feedback(u, ord, "build_required", "required", reslist);
}
Exemplo n.º 13
0
void continue_ship(region * r, unit * u, int want)
{
    const construction *cons;
    ship *sh;
    int msize;

    if (!eff_skill(u, SK_SHIPBUILDING, r)) {
        cmistake(u, u->thisorder, 100, MSG_PRODUCE);
        return;
    }

    /* Die Schiffsnummer bzw der Schiffstyp wird eingelesen */
    sh = getship(r);

    if (!sh)
        sh = u->ship;

    if (!sh) {
        cmistake(u, u->thisorder, 20, MSG_PRODUCE);
        return;
    }
    cons = sh->type->construction;
    assert(cons->improvement == NULL);    /* sonst ist construction::size nicht ship_type::maxsize */
    if (sh->size == cons->maxsize && !sh->damage) {
        cmistake(u, u->thisorder, 16, MSG_PRODUCE);
        return;
    }
    if (eff_skill(u, cons->skill, r) < cons->minskill) {
        ADDMSG(&u->faction->msgs, msg_feedback(u, u->thisorder,
            "error_build_skill_low", "value", cons->minskill));
        return;
    }
    msize = maxbuild(u, cons);
    if (msize == 0) {
        cmistake(u, u->thisorder, 88, MSG_PRODUCE);
        return;
    }
    if (want > 0)
        want = _min(want, msize);
    else
        want = msize;

    build_ship(u, sh, want);
}
Exemplo n.º 14
0
bool check_student(const struct unit *u, struct order *ord, skill_t sk) {
    int err = 0;
    const race *rc = u_race(u);

    if (sk < 0) {
        err = 77;
    }
    /* Hack: Talente mit Malus -99 koennen nicht gelernt werden */
    else if (rc->bonus[sk] == -99) {
        err = 771;
    }
    else {
        static int config;
        static bool learn_newskills;

        if (config_changed(&config)) {
            learn_newskills = config_get_int("study.newskills", 1) != 0;
        }
        if (!learn_newskills) {
            skill *sv = unit_skill(u, sk);
            if (sv == NULL) {
                /* we can only learn skills we already have */
                err = 771;
            }
        }
    }
    if (err) {
        if (ord) {
            cmistake(u, ord, err, MSG_EVENT);
        }
        return false;
    }

    if ((u_race(u)->flags & RCF_NOLEARN) || fval(u, UFL_WERE)) {
        if (ord) {
            ADDMSG(&u->faction->msgs,
                msg_feedback(u, ord, "error_race_nolearn", "race", u_race(u)));
        }
        return false;
    }
    return true;
}
Exemplo n.º 15
0
int study_cmd(unit * u, order * ord)
{
    region *r = u->region;
    int p;
    int l;
    int studycost, days;
    double multi = 1.0;
    attrib *a = NULL;
    teaching_info *teach = NULL;
    int money = 0;
    skill_t sk;
    int maxalchemy = 0;
    int speed_rule = (study_rule_t)config_get_int("study.speedup", 0);
    static const race *rc_snotling;
    static int rc_cache;

    if (rc_changed(&rc_cache)) {
        rc_snotling = get_race(RC_SNOTLING);
    }

    (void)init_order(ord, u->faction->locale);
    sk = getskill(u->faction->locale);

    if (!check_student(u, ord, sk)) {
        return -1;
    }

    /* snotlings koennen Talente nur bis T8 lernen */
    if (u_race(u) == rc_snotling) {
        if (get_level(u, sk) >= 8) {
            cmistake(u, ord, 308, MSG_EVENT);
            return -1;
        }
    }

    p = studycost = study_cost(u, sk);
    a = a_find(u->attribs, &at_learning);
    if (a != NULL) {
        teach = (teaching_info *)a->data.v;
    }

    /* keine kostenpflichtigen Talente fuer Migranten. Vertraute sind
     * keine Migranten, wird in is_migrant abgefangen. Vorsicht,
     * studycost darf hier noch nicht durch Akademie erhoeht sein */
    if (studycost > 0 && !ExpensiveMigrants() && is_migrant(u)) {
        ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "error_migrants_nolearn",
            ""));
        return -1;
    }
    /* Akademie: */
    if (active_building(u, bt_find("academy"))) {
        studycost = studycost * 2;
        if (studycost < 50) studycost = 50;
    }

    if (sk == SK_MAGIC) {
        magic_t mtype;
        if (u->number > 1) {
            cmistake(u, ord, 106, MSG_MAGIC);
            return -1;
        }
        if (is_familiar(u)) {
            /* Vertraute zaehlen nicht zu den Magiern einer Partei,
             * koennen aber nur Graue Magie lernen */
            mtype = M_GRAY;
        }
        else if (!has_skill(u, SK_MAGIC)) {
            int mmax = faction_skill_limit(u->faction, SK_MAGIC);
            /* Die Einheit ist noch kein Magier */
            if (faction_count_skill(u->faction, SK_MAGIC) + u->number > mmax) {
                ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "error_max_magicians",
                    "amount", mmax));
                return -1;
            }
            mtype = getmagicskill(u->faction->locale);
            if (mtype == M_NONE || mtype == M_GRAY) {
                /* wurde kein Magiegebiet angegeben, wird davon
                 * ausgegangen, dass das normal gelernt werden soll */
                if (u->faction->magiegebiet != 0) {
                    mtype = u->faction->magiegebiet;
                }
                else {
                    /* Es wurde kein Magiegebiet angegeben und die Partei
                     * hat noch keins gewaehlt. */
                    mtype = getmagicskill(u->faction->locale);
                    if (mtype == M_NONE) {
                        cmistake(u, ord, 178, MSG_MAGIC);
                        return -1;
                    }
                }
            }
            if (mtype != u->faction->magiegebiet) {
                /* Es wurde versucht, ein anderes Magiegebiet zu lernen
                 * als das der Partei */
                if (u->faction->magiegebiet != 0) {
                    cmistake(u, ord, 179, MSG_MAGIC);
                    return -1;
                }
                else {
                    /* Lernt zum ersten mal Magie und legt damit das
                     * Magiegebiet der Partei fest */
                    u->faction->magiegebiet = mtype;
                }
            }
            create_mage(u, mtype);
        }
        else {
            /* ist schon ein Magier und kein Vertrauter */
            if (u->faction->magiegebiet == 0) {
                /* die Partei hat noch kein Magiegebiet gewaehlt. */
                mtype = getmagicskill(u->faction->locale);
                if (mtype == M_NONE) {
                    mtype = getmagicskill(u->faction->locale);
                    if (mtype == M_NONE) {
                        cmistake(u, ord, 178, MSG_MAGIC);
                        return -1;
                    }
                }
                /* Legt damit das Magiegebiet der Partei fest */
                u->faction->magiegebiet = mtype;
            }
        }
    }
    if (sk == SK_ALCHEMY) {
        maxalchemy = effskill(u, SK_ALCHEMY, NULL);
        if (!has_skill(u, SK_ALCHEMY)) {
            int amax = faction_skill_limit(u->faction, SK_ALCHEMY);
            if (faction_count_skill(u->faction, SK_ALCHEMY) + u->number > amax) {
                ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "error_max_alchemists",
                    "amount", amax));
                return -1;
            }
        }
    }
    if (studycost) {
        int cost = studycost * u->number;
        money = get_pooled(u, get_resourcetype(R_SILVER), GET_DEFAULT, cost);
        if (money > cost) money = cost;
    }
    if (money < studycost * u->number) {
        studycost = p;              /* Ohne Univertreurung */
        if (money > studycost) money = studycost;
        if (p > 0 && money < studycost * u->number) {
            cmistake(u, ord, 65, MSG_EVENT);
            multi = money / (double)(studycost * u->number);
        }
    }

    if (teach == NULL) {
        a = a_add(&u->attribs, a_new(&at_learning));
        teach = (teaching_info *)a->data.v;
        assert(teach);
        teach->teachers = NULL;
    }
    if (money > 0) {
        use_pooled(u, get_resourcetype(R_SILVER), GET_DEFAULT, money);
        ADDMSG(&u->faction->msgs, msg_message("studycost",
            "unit region cost skill", u, u->region, money, sk));
    }

    if (get_effect(u, oldpotiontype[P_WISE])) {
        l = get_effect(u, oldpotiontype[P_WISE]);
        if (l > u->number) l = u->number;
        teach->days += l * EXPERIENCEDAYS;
        change_effect(u, oldpotiontype[P_WISE], -l);
    }
    if (get_effect(u, oldpotiontype[P_FOOL])) {
        l = get_effect(u, oldpotiontype[P_FOOL]);
        if (l > u->number) l = u->number;
        teach->days -= l * STUDYDAYS;
        change_effect(u, oldpotiontype[P_FOOL], -l);
    }

    if (p != studycost) {
        /* ist_in_gebaeude(r, u, BT_UNIVERSITAET) == 1) { */
        /* p ist Kosten ohne Uni, studycost mit; wenn
         * p!=studycost, ist die Einheit zwangsweise
         * in einer Uni */
        teach->days += u->number * EXPERIENCEDAYS;
    }

    if (is_cursed(r->attribs, &ct_badlearn)) {
        teach->days -= u->number * EXPERIENCEDAYS;
    }

    multi *= study_speedup(u, sk, speed_rule);
    days = study_days(u, sk);
    days = (int)((days + teach->days) * multi);

    /* the artacademy currently improves the learning of entertainment
       of all units in the region, to be able to make it cumulative with
       with an academy */

    if (sk == SK_ENTERTAINMENT
        && buildingtype_exists(r, bt_find("artacademy"), false)) {
        days *= 2;
    }

    learn_skill(u, sk, days);
    if (a != NULL) {
        if (teach->teachers) {
            msg_teachers(teach->teachers, u, sk);
        }
        a_remove(&u->attribs, a);
        a = NULL;
    }
    u->flags |= (UFL_LONGACTION | UFL_NOTMOVING);

    /* Anzeigen neuer Traenke */
    /* Spruchlistenaktualiesierung ist in Regeneration */

    if (sk == SK_ALCHEMY) {
        faction *f = u->faction;
        int skill = effskill(u, SK_ALCHEMY, NULL);
        if (skill > maxalchemy) {
            show_potions(f, skill);
        }
    }
    init_order(NULL, NULL);
    return 0;
}
Exemplo n.º 16
0
int teach_cmd(unit * teacher, struct order *ord)
{
    plane *pl;
    region *r = teacher->region;
    skill_t sk_academy = NOSKILL;
    int teaching, i, j, count, academy_students = 0;

    if (r->attribs) {
        if (get_curse(r->attribs, &ct_gbdream)) {
            ADDMSG(&teacher->faction->msgs,
                msg_feedback(teacher, ord, "gbdream_noteach", ""));
            return 0;
        }
    }
    if ((u_race(teacher)->flags & RCF_NOTEACH) || fval(teacher, UFL_WERE)) {
        cmistake(teacher, ord, 274, MSG_EVENT);
        return 0;
    }

    pl = rplane(r);
    if (pl && fval(pl, PFL_NOTEACH)) {
        cmistake(teacher, ord, 273, MSG_EVENT);
        return 0;
    }

    teaching = teacher->number  * TEACHNUMBER;

    if ((i = get_effect(teacher, oldpotiontype[P_FOOL])) > 0) { /* Trank "Dumpfbackenbrot" */
        if (i > teaching) i = teaching;
        /* Trank wirkt pro Schueler, nicht pro Lehrer */
        teaching -= i;
        change_effect(teacher, oldpotiontype[P_FOOL], -i);
        j = teaching;
        ADDMSG(&teacher->faction->msgs, msg_message("teachdumb", "teacher amount", teacher, j));
    }
    if (teaching <= 0)
        return 0;

    count = 0;

    init_order_depr(ord);

#if TEACH_ALL
    if (getparam(teacher->faction->locale) == P_ANY) {
        skill_t sk;
        unit *scholar;
        skill_t teachskill[MAXSKILLS];
        int t = 0;

        do {
            sk = getskill(teacher->faction->locale);
            teachskill[t] = getskill(teacher->faction->locale);
        } while (sk != NOSKILL);

        for (scholar = r->units; teaching > 0 && scholar; scholar = scholar->next) {
            if (LongHunger(scholar)) {
                continue;
            }
            else if (scholar->faction == teacher->faction) {
                if (getkeyword(scholar->thisorder) == K_STUDY) {
                    /* Input ist nun von student->thisorder !! */
                    init_order(scholar->thisorder, scholar->faction->locale);
                    sk = getskill(scholar->faction->locale);
                    if (sk != NOSKILL && teachskill[0] != NOSKILL) {
                        for (t = 0; teachskill[t] != NOSKILL; ++t) {
                            if (sk == teachskill[t]) {
                                break;
                            }
                        }
                        sk = teachskill[t];
                    }
                    if (sk != NOSKILL
                        && effskill_study(teacher, sk) - TEACHDIFFERENCE > effskill_study(scholar, sk)) {
                        teaching -= teach_unit(teacher, scholar, teaching, sk, true, &academy_students);
                    }
                }
            }
#ifdef TEACH_FRIENDS
            else if (alliedunit(teacher, scholar->faction, HELP_GUARD)) {
                if (getkeyword(scholar->thisorder) == K_STUDY) {
                    /* Input ist nun von student->thisorder !! */
                    init_order(scholar->thisorder, scholar->faction->locale);
                    sk = getskill(scholar->faction->locale);
                    if (sk != NOSKILL
                        && effskill_study(teacher, sk) - TEACHDIFFERENCE >= effskill(scholar, sk, NULL)) {
                        teaching -= teach_unit(teacher, scholar, teaching, sk, true, &academy_students);
                    }
                }
            }
#endif
        }
    }
    else
#endif
    {
        char zOrder[4096];
        size_t sz = sizeof(zOrder);
        order *new_order;

        zOrder[0] = '\0';
        init_order_depr(ord);

        while (!parser_end()) {
            skill_t sk;
            unit *scholar;
            bool feedback;

            getunit(r, teacher->faction, &scholar);
            ++count;

            /* Falls die Unit nicht gefunden wird, Fehler melden */

            if (!scholar) {
                char tbuf[20];
                const char *uid;
                const char *token;
                /* Finde den string, der den Fehler verursacht hat */
                parser_pushstate();
                init_order_depr(ord);

                for (j = 0; j != count - 1; ++j) {
                    /* skip over the first 'count' units */
                    getunit(r, teacher->faction, NULL);
                }

                token = getstrtoken();

                /* Beginne die Fehlermeldung */
                if (isparam(token, teacher->faction->locale, P_TEMP)) {
                    token = getstrtoken();
                    sprintf(tbuf, "%s %s", LOC(teacher->faction->locale,
                        parameters[P_TEMP]), token);
                    uid = tbuf;
                }
                else {
                    uid = token;
                }
                ADDMSG(&teacher->faction->msgs, msg_feedback(teacher, ord, "unitnotfound_id",
                    "id", uid));

                parser_popstate();
                continue;
            }

            feedback = teacher->faction == scholar->faction
                || alliedunit(scholar, teacher->faction, HELP_GUARD);

            /* Neuen Befehl zusammenbauen. TEMP-Einheiten werden automatisch in
             * ihre neuen Nummern uebersetzt. */
            if (zOrder[0]) {
                strncat(zOrder, " ", sz - 1);
                --sz;
            }
            sz -= str_strlcpy(zOrder + 4096 - sz, itoa36(scholar->no), sz);

            if (getkeyword(scholar->thisorder) != K_STUDY) {
                ADDMSG(&teacher->faction->msgs,
                    msg_feedback(teacher, ord, "teach_nolearn", "student", scholar));
                continue;
            }

            /* Input ist nun von student->thisorder !! */
            parser_pushstate();
            init_order(scholar->thisorder, scholar->faction->locale);
            sk = getskill(scholar->faction->locale);
            parser_popstate();

            if (sk == NOSKILL) {
                ADDMSG(&teacher->faction->msgs,
                    msg_feedback(teacher, ord, "teach_nolearn", "student", scholar));
                continue;
            }

            if (effskill_study(scholar, sk) > effskill_study(teacher, sk)
                - TEACHDIFFERENCE) {
                if (feedback) {
                    ADDMSG(&teacher->faction->msgs, msg_feedback(teacher, ord, "teach_asgood",
                        "student", scholar));
                }
                continue;
            }
            if (sk == SK_MAGIC) {
                /* ist der Magier schon spezialisiert, so versteht er nur noch
                 * Lehrer seines Gebietes */
                magic_t mage2 = unit_get_magic(scholar);
                if (mage2 != M_GRAY) {
                    magic_t mage1 = unit_get_magic(teacher);
                    if (mage1 != mage2) {
                        if (feedback) {
                            ADDMSG(&teacher->faction->msgs, msg_feedback(teacher, ord,
                                "error_different_magic", "target", scholar));
                        }
                        continue;
                    }
                }
            }
            sk_academy = sk;
            teaching -= teach_unit(teacher, scholar, teaching, sk, false, &academy_students);
        }
        new_order = create_order(K_TEACH, teacher->faction->locale, "%s", zOrder);
        replace_order(&teacher->orders, ord, new_order);
        free_order(new_order);      /* parse_order & set_order have each increased the refcount */
    }
    if (academy_students > 0 && sk_academy!=NOSKILL) {
        academy_teaching_bonus(teacher, sk_academy, academy_students);
    }
    init_order_depr(NULL);
    return 0;
}
Exemplo n.º 17
0
int learn_cmd(unit * u, order * ord)
{
    region *r = u->region;
    int p;
    magic_t mtyp;
    int l;
    int studycost, days;
    double multi = 1.0;
    attrib *a = NULL;
    teaching_info *teach = NULL;
    int money = 0;
    skill_t sk;
    int maxalchemy = 0;
    int speed_rule = (study_rule_t)get_param_int(global.parameters, "study.speedup", 0);
    static int learn_newskills = -1;
    if (learn_newskills < 0) {
        const char *str = get_param(global.parameters, "study.newskills");
        if (str && strcmp(str, "false") == 0)
            learn_newskills = 0;
        else
            learn_newskills = 1;
    }
    if (!unit_can_study(u)) {
        ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "error_race_nolearn", "race",
            u_race(u)));
        return 0;
    }

    init_order(ord);
    sk = getskill(u->faction->locale);

    if (sk < 0) {
        cmistake(u, ord, 77, MSG_EVENT);
        return 0;
    }
    if (SkillCap(sk) && SkillCap(sk) <= effskill(u, sk)) {
        cmistake(u, ord, 771, MSG_EVENT);
        return 0;
    }
    /* Hack: Talente mit Malus -99 koennen nicht gelernt werden */
    if (u_race(u)->bonus[sk] == -99) {
        cmistake(u, ord, 771, MSG_EVENT);
        return 0;
    }
    if (learn_newskills == 0) {
        skill *sv = unit_skill(u, sk);
        if (sv == NULL) {
            /* we can only learn skills we already have */
            cmistake(u, ord, 771, MSG_EVENT);
            return 0;
        }
    }

    /* snotlings koennen Talente nur bis T8 lernen */
    if (u_race(u) == get_race(RC_SNOTLING)) {
        if (get_level(u, sk) >= 8) {
            cmistake(u, ord, 308, MSG_EVENT);
            return 0;
        }
    }

    p = studycost = study_cost(u, sk);
    a = a_find(u->attribs, &at_learning);
    if (a != NULL) {
        teach = (teaching_info *)a->data.v;
    }

    /* keine kostenpflichtigen Talente fuer Migranten. Vertraute sind
     * keine Migranten, wird in is_migrant abgefangen. Vorsicht,
     * studycost darf hier noch nicht durch Akademie erhoeht sein */
    if (studycost > 0 && !ExpensiveMigrants() && is_migrant(u)) {
        ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "error_migrants_nolearn",
            ""));
        return 0;
    }
    /* Akademie: */
  {
      struct building *b = inside_building(u);
      const struct building_type *btype = b ? b->type : NULL;

      if (btype && btype == bt_find("academy")) {
          studycost = _max(50, studycost * 2);
      }
  }

  if (sk == SK_MAGIC) {
      if (u->number > 1) {
          cmistake(u, ord, 106, MSG_MAGIC);
          return 0;
      }
      if (is_familiar(u)) {
          /* Vertraute zaehlen nicht zu den Magiern einer Partei,
           * koennen aber nur Graue Magie lernen */
          mtyp = M_GRAY;
          if (!is_mage(u))
              create_mage(u, mtyp);
      }
      else if (!has_skill(u, SK_MAGIC)) {
          int mmax = skill_limit(u->faction, SK_MAGIC);
          /* Die Einheit ist noch kein Magier */
          if (count_skill(u->faction, SK_MAGIC) + u->number > mmax) {
              ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "error_max_magicians",
                  "amount", mmax));
              return 0;
          }
          mtyp = getmagicskill(u->faction->locale);
          if (mtyp == M_NONE || mtyp == M_GRAY) {
              /* wurde kein Magiegebiet angegeben, wird davon
               * ausgegangen, dass das normal gelernt werden soll */
              if (u->faction->magiegebiet != 0) {
                  mtyp = u->faction->magiegebiet;
              }
              else {
                  /* Es wurde kein Magiegebiet angegeben und die Partei
                   * hat noch keins gewaehlt. */
                  mtyp = getmagicskill(u->faction->locale);
                  if (mtyp == M_NONE) {
                      cmistake(u, ord, 178, MSG_MAGIC);
                      return 0;
                  }
              }
          }
          if (mtyp != u->faction->magiegebiet) {
              /* Es wurde versucht, ein anderes Magiegebiet zu lernen
               * als das der Partei */
              if (u->faction->magiegebiet != 0) {
                  cmistake(u, ord, 179, MSG_MAGIC);
                  return 0;
              }
              else {
                  /* Lernt zum ersten mal Magie und legt damit das
                   * Magiegebiet der Partei fest */
                  u->faction->magiegebiet = mtyp;
              }
          }
          if (!is_mage(u))
              create_mage(u, mtyp);
      }
      else {
          /* ist schon ein Magier und kein Vertrauter */
          if (u->faction->magiegebiet == 0) {
              /* die Partei hat noch kein Magiegebiet gewaehlt. */
              mtyp = getmagicskill(u->faction->locale);
              if (mtyp == M_NONE) {
                  mtyp = getmagicskill(u->faction->locale);
                  if (mtyp == M_NONE) {
                      cmistake(u, ord, 178, MSG_MAGIC);
                      return 0;
                  }
              }
              /* Legt damit das Magiegebiet der Partei fest */
              u->faction->magiegebiet = mtyp;
          }
      }
  }
  if (sk == SK_ALCHEMY) {
      maxalchemy = eff_skill(u, SK_ALCHEMY, r);
      if (!has_skill(u, SK_ALCHEMY)) {
          int amax = skill_limit(u->faction, SK_ALCHEMY);
          if (count_skill(u->faction, SK_ALCHEMY) + u->number > amax) {
              ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "error_max_alchemists",
                  "amount", amax));
              return 0;
          }
      }
  }
  if (studycost) {
      int cost = studycost * u->number;
      money = get_pooled(u, get_resourcetype(R_SILVER), GET_DEFAULT, cost);
      money = _min(money, cost);
  }
  if (money < studycost * u->number) {
      studycost = p;              /* Ohne Univertreurung */
      money = _min(money, studycost);
      if (p > 0 && money < studycost * u->number) {
          cmistake(u, ord, 65, MSG_EVENT);
          multi = money / (double)(studycost * u->number);
      }
  }

  if (teach == NULL) {
      a = a_add(&u->attribs, a_new(&at_learning));
      teach = (teaching_info *)a->data.v;
      teach->teachers[0] = 0;
  }
  if (money > 0) {
      use_pooled(u, get_resourcetype(R_SILVER), GET_DEFAULT, money);
      ADDMSG(&u->faction->msgs, msg_message("studycost",
          "unit region cost skill", u, u->region, money, sk));
  }

  if (get_effect(u, oldpotiontype[P_WISE])) {
      l = _min(u->number, get_effect(u, oldpotiontype[P_WISE]));
      teach->value += l * 10;
      change_effect(u, oldpotiontype[P_WISE], -l);
  }
  if (get_effect(u, oldpotiontype[P_FOOL])) {
      l = _min(u->number, get_effect(u, oldpotiontype[P_FOOL]));
      teach->value -= l * 30;
      change_effect(u, oldpotiontype[P_FOOL], -l);
  }

  if (p != studycost) {
      /* ist_in_gebaeude(r, u, BT_UNIVERSITAET) == 1) { */
      /* p ist Kosten ohne Uni, studycost mit; wenn
       * p!=studycost, ist die Einheit zwangsweise
       * in einer Uni */
      teach->value += u->number * 10;
  }

  if (is_cursed(r->attribs, C_BADLEARN, 0)) {
      teach->value -= u->number * 10;
  }

  multi *= study_speedup(u, sk, speed_rule);
  days = study_days(u, sk);
  days = (int)((days + teach->value) * multi);

  /* the artacademy currently improves the learning of entertainment
     of all units in the region, to be able to make it cumulative with
     with an academy */

  if (sk == SK_ENTERTAINMENT
      && buildingtype_exists(r, bt_find("artacademy"), false)) {
      days *= 2;
  }

  if (fval(u, UFL_HUNGER))
      days /= 2;

  while (days) {
      if (days >= u->number * 30) {
          learn_skill(u, sk, 1.0);
          days -= u->number * 30;
      }
      else {
          double chance = (double)days / u->number / 30;
          learn_skill(u, sk, chance);
          days = 0;
      }
  }
  if (a != NULL) {
      if (teach != NULL) {
          int index = 0;
          while (teach->teachers[index] && index != MAXTEACHERS) {
              unit *teacher = teach->teachers[index++];
              if (teacher->faction != u->faction) {
                  bool feedback = alliedunit(u, teacher->faction, HELP_GUARD);
                  if (feedback) {
                      ADDMSG(&teacher->faction->msgs, msg_message("teach_teacher",
                          "teacher student skill level", teacher, u, sk,
                          effskill(u, sk)));
                  }
                  ADDMSG(&u->faction->msgs, msg_message("teach_student",
                      "teacher student skill", teacher, u, sk));
              }
          }
      }
      a_remove(&u->attribs, a);
      a = NULL;
  }
  fset(u, UFL_LONGACTION | UFL_NOTMOVING);

  /* Anzeigen neuer Traenke */
  /* Spruchlistenaktualiesierung ist in Regeneration */

  if (sk == SK_ALCHEMY) {
      const potion_type *ptype;
      faction *f = u->faction;
      int skill = eff_skill(u, SK_ALCHEMY, r);
      if (skill > maxalchemy) {
          for (ptype = potiontypes; ptype; ptype = ptype->next) {
              if (skill == ptype->level * 2) {
                  attrib *a = a_find(f->attribs, &at_showitem);
                  while (a && a->type == &at_showitem && a->data.v != ptype)
                      a = a->next;
                  if (a == NULL || a->type != &at_showitem) {
                      a = a_add(&f->attribs, a_new(&at_showitem));
                      a->data.v = (void *)ptype->itype;
                  }
              }
          }
      }
  }
  else if (sk == SK_MAGIC) {
      sc_mage *mage = get_mage(u);
      if (!mage) {
          mage = create_mage(u, u->faction->magiegebiet);
      }
  }

  return 0;
}
Exemplo n.º 18
0
void build_road(region * r, unit * u, int size, direction_t d)
{
    int n, left;
    region *rn = rconnect(r, d);

    assert(u->number);
    if (!eff_skill(u, SK_ROAD_BUILDING, r)) {
        cmistake(u, u->thisorder, 103, MSG_PRODUCE);
        return;
    }
    if (besieged(u)) {
        cmistake(u, u->thisorder, 60, MSG_PRODUCE);
        return;
    }

    if (rn == NULL || rn->terrain->max_road < 0) {
        cmistake(u, u->thisorder, 94, MSG_PRODUCE);
        return;
    }

    if (r->terrain->max_road < 0) {
        cmistake(u, u->thisorder, 94, MSG_PRODUCE);
        return;
    }

    if (r->terrain == newterrain(T_SWAMP)) {
        /* wenn kein Damm existiert */
        const struct building_type *bt_dam = bt_find("dam");
        if (!bt_dam || !buildingtype_exists(r, bt_dam, true)) {
            cmistake(u, u->thisorder, 132, MSG_PRODUCE);
            return;
        }
    }
    else if (r->terrain == newterrain(T_DESERT)) {
        const struct building_type *bt_caravan = bt_find("caravan");
        /* wenn keine Karawanserei existiert */
        if (!bt_caravan || !buildingtype_exists(r, bt_caravan, true)) {
            cmistake(u, u->thisorder, 133, MSG_PRODUCE);
            return;
        }
    }
    else if (r->terrain == newterrain(T_GLACIER)) {
        const struct building_type *bt_tunnel = bt_find("tunnel");
        /* wenn kein Tunnel existiert */
        if (!bt_tunnel || !buildingtype_exists(r, bt_tunnel, true)) {
            cmistake(u, u->thisorder, 131, MSG_PRODUCE);
            return;
        }
    }

    /* left kann man noch bauen */
    left = r->terrain->max_road - rroad(r, d);

    /* hoffentlich ist r->road <= r->terrain->max_road, n also >= 0 */
    if (left <= 0) {
        ADDMSG(&u->faction->msgs, msg_feedback(u, u->thisorder,
            "error_roads_finished", ""));
        return;
    }

    if (size > 0)
        left = _min(size, left);
    /* baumaximum anhand der rohstoffe */
    if (u_race(u) == get_race(RC_STONEGOLEM)) {
        n = u->number * GOLEM_STONE;
    }
    else {
        n = get_pooled(u, get_resourcetype(R_STONE), GET_DEFAULT, left);
        if (n == 0) {
            cmistake(u, u->thisorder, 151, MSG_PRODUCE);
            return;
        }
    }
    left = _min(n, left);

    /* n = maximum by skill. try to maximize it */
    n = u->number * eff_skill(u, SK_ROAD_BUILDING, r);
    if (n < left) {
        const resource_type *ring = get_resourcetype(R_RING_OF_NIMBLEFINGER);
        item *itm = ring ? *i_find(&u->items, ring->itype) : 0;
        if (itm != NULL && itm->number > 0) {
            int rings = _min(u->number, itm->number);
            n = n * ((roqf_factor() - 1) * rings + u->number) / u->number;
        }
    }
    if (n < left) {
        int dm = get_effect(u, oldpotiontype[P_DOMORE]);
        if (dm != 0) {
            int sk = eff_skill(u, SK_ROAD_BUILDING, r);
            int todo = (left - n + sk - 1) / sk;
            todo = _min(todo, u->number);
            dm = _min(dm, todo);
            change_effect(u, oldpotiontype[P_DOMORE], -dm);
            n += dm * sk;
        }                           /* Auswirkung Schaffenstrunk */
    }

    /* make minimum of possible and available: */
    n = _min(left, n);

    /* n is now modified by several special effects, so we have to
     * minimize it again to make sure the road will not grow beyond
     * maximum. */
    rsetroad(r, d, rroad(r, d) + (short)n);

    if (u_race(u) == get_race(RC_STONEGOLEM)) {
        int golemsused = n / GOLEM_STONE;
        if (n % GOLEM_STONE != 0) {
            ++golemsused;
        }
        scale_number(u, u->number - golemsused);
    }
    else {
        use_pooled(u, get_resourcetype(R_STONE), GET_DEFAULT, n);
        /* Nur soviel PRODUCEEXP wie auch tatsaechlich gemacht wurde */
        produceexp(u, SK_ROAD_BUILDING, _min(n, u->number));
    }
    ADDMSG(&u->faction->msgs, msg_message("buildroad",
        "region unit size", r, u, n));
}
Exemplo n.º 19
0
/* Name:       Luftschiff
* Stufe:      6
*
* Wirkung:
* Laesst ein Schiff eine Runde lang fliegen.  Wirkt nur auf Boote
* bis Kapazitaet 50.
* Kombinierbar mit "Guenstige Winde", aber nicht mit "Sturmwind".
*
* Flag:
*  (ONSHIPCAST | SHIPSPELL | TESTRESISTANCE)
*/
int sp_flying_ship(castorder * co)
{
    ship *sh;
    unit *u;
    region *r;
    unit *caster;
    int cast_level;
    double power;
    spellparameter *pa;
    message *m = NULL;
    int cno;

    assert(co);
    r = co_get_region(co);
    caster = co_get_caster(co);
    cast_level = co->level;
    power = co->force;
    pa = co->par;

    /* wenn kein Ziel gefunden, Zauber abbrechen */
    if (pa->param[0]->flag == TARGET_NOTFOUND)
        return 0;
    sh = pa->param[0]->data.sh;
    if (sh->type->construction->maxsize > 50) {
        ADDMSG(&caster->faction->msgs, msg_feedback(caster, co->order,
            "error_flying_ship_too_big", "ship", sh));
        return 0;
    }

    /* Duration = 1, nur diese Runde */

    cno = levitate_ship(sh, caster, power, 1);
    if (cno == 0) {
        if (is_cursed(sh->attribs, &ct_flyingship)) {
            /* Auf dem Schiff befindet liegt bereits so ein Zauber. */
            cmistake(caster, co->order, 211, MSG_MAGIC);
        }
        else if (is_cursed(sh->attribs, &ct_shipspeedup)) {
            /* Es ist zu gefaehrlich, ein sturmgepeitschtes Schiff fliegen zu lassen. */
            cmistake(caster, co->order, 210, MSG_MAGIC);
        }
        return 0;
    }
    sh->coast = NODIRECTION;

    /* melden, 1x pro Partei */
    for (u = r->units; u; u = u->next)
        u->faction->flags &= ~FFL_SELECT;
    for (u = r->units; u; u = u->next) {
        /* das sehen natuerlich auch die Leute an Land */
        if (!(u->faction->flags & FFL_SELECT)) {
            u->faction->flags |= FFL_SELECT;
            if (!m) {
                m = msg_message("flying_ship_result", "mage ship", caster, sh);
            }
            add_message(&u->faction->msgs, m);
        }
    }
    if (m) {
        msg_release(m);
    }
    return cast_level;
}
Exemplo n.º 20
0
int teach_cmd(unit * u, struct order *ord)
{
    static const curse_type *gbdream_ct = NULL;
    plane *pl;
    region *r = u->region;
    int teaching, i, j, count, academy = 0;
    skill_t sk = NOSKILL;

    if (gbdream_ct == 0)
        gbdream_ct = ct_find("gbdream");
    if (gbdream_ct) {
        if (get_curse(u->region->attribs, gbdream_ct)) {
            ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "gbdream_noteach", ""));
            return 0;
        }
    }

    if ((u_race(u)->flags & RCF_NOTEACH) || fval(u, UFL_WERE)) {
        cmistake(u, ord, 274, MSG_EVENT);
        return 0;
    }

    pl = rplane(r);
    if (pl && fval(pl, PFL_NOTEACH)) {
        cmistake(u, ord, 273, MSG_EVENT);
        return 0;
    }

    teaching = u->number * 30 * TEACHNUMBER;

    if ((i = get_effect(u, oldpotiontype[P_FOOL])) > 0) { /* Trank "Dumpfbackenbrot" */
        i = _min(i, u->number * TEACHNUMBER);
        /* Trank wirkt pro Schueler, nicht pro Lehrer */
        teaching -= i * 30;
        change_effect(u, oldpotiontype[P_FOOL], -i);
        j = teaching / 30;
        ADDMSG(&u->faction->msgs, msg_message("teachdumb", "teacher amount", u, j));
    }
    if (teaching == 0)
        return 0;

    count = 0;

    init_order(ord);

#if TEACH_ALL
    if (getparam(u->faction->locale) == P_ANY) {
        unit *student = r->units;
        skill_t teachskill[MAXSKILLS];
        int i = 0;
        do {
            sk = getskill(u->faction->locale);
            teachskill[i++] = sk;
        } while (sk != NOSKILL);
        while (teaching && student) {
            if (student->faction == u->faction) {
                if (LongHunger(student))
                    continue;
                if (getkeyword(student->thisorder) == K_STUDY) {
                    /* Input ist nun von student->thisorder !! */
                    init_order(student->thisorder);
                    sk = getskill(student->faction->locale);
                    if (sk != NOSKILL && teachskill[0] != NOSKILL) {
                        for (i = 0; teachskill[i] != NOSKILL; ++i)
                            if (sk == teachskill[i])
                                break;
                        sk = teachskill[i];
                    }
                    if (sk != NOSKILL
                        && eff_skill_study(u, sk,
                        r) - TEACHDIFFERENCE > eff_skill_study(student, sk, r)) {
                        teaching -= teach_unit(u, student, teaching, sk, true, &academy);
                    }
                }
            }
            student = student->next;
        }
#ifdef TEACH_FRIENDS
        while (teaching && student) {
            if (student->faction != u->faction
                && alliedunit(u, student->faction, HELP_GUARD)) {
                if (LongHunger(student))
                    continue;
                if (getkeyword(student->thisorder) == K_STUDY) {
                    /* Input ist nun von student->thisorder !! */
                    init_order(student->thisorder);
                    sk = getskill(student->faction->locale);
                    if (sk != NOSKILL
                        && eff_skill_study(u, sk, r) - TEACHDIFFERENCE >= eff_skill(student,
                        sk, r)) {
                        teaching -= teach_unit(u, student, teaching, sk, true, &academy);
                    }
                }
            }
            student = student->next;
        }
#endif
    }
    else
#endif
    {
        char zOrder[4096];
        order *new_order;

        zOrder[0] = '\0';
        init_order(ord);

        while (!parser_end()) {
            unit *u2;
            bool feedback;

            getunit(r, u->faction, &u2);
            ++count;

            /* Falls die Unit nicht gefunden wird, Fehler melden */

            if (!u2) {
                char tbuf[20];
                const char *uid;
                const char *token;
                /* Finde den string, der den Fehler verursacht hat */
                parser_pushstate();
                init_order(ord);

                for (j = 0; j != count - 1; ++j) {
                    /* skip over the first 'count' units */
                    getunit(r, u->faction, NULL);
                }

                token = getstrtoken();

                /* Beginne die Fehlermeldung */
                if (isparam(token, u->faction->locale, P_TEMP)) {
                    token = getstrtoken();
                    sprintf(tbuf, "%s %s", LOC(u->faction->locale,
                        parameters[P_TEMP]), token);
                    uid = tbuf;
                }
                else {
                    uid = token;
                }
                ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "unitnotfound_id",
                    "id", uid));

                parser_popstate();
                continue;
            }

            feedback = u->faction == u2->faction
                || alliedunit(u2, u->faction, HELP_GUARD);

            /* Neuen Befehl zusammenbauen. TEMP-Einheiten werden automatisch in
             * ihre neuen Nummern uebersetzt. */
            if (zOrder[0])
                strcat(zOrder, " ");
            strcat(zOrder, unitid(u2));

            if (getkeyword(u2->thisorder) != K_STUDY) {
                ADDMSG(&u->faction->msgs,
                    msg_feedback(u, ord, "teach_nolearn", "student", u2));
                continue;
            }

            /* Input ist nun von u2->thisorder !! */
            parser_pushstate();
            init_order(u2->thisorder);
            sk = getskill(u2->faction->locale);
            parser_popstate();

            if (sk == NOSKILL) {
                ADDMSG(&u->faction->msgs,
                    msg_feedback(u, ord, "teach_nolearn", "student", u2));
                continue;
            }

            /* u is teacher, u2 is student */
            if (eff_skill_study(u2, sk, r) > eff_skill_study(u, sk,
                r) - TEACHDIFFERENCE) {
                if (feedback) {
                    ADDMSG(&u->faction->msgs, msg_feedback(u, ord, "teach_asgood",
                        "student", u2));
                }
                continue;
            }
            if (sk == SK_MAGIC) {
                /* ist der Magier schon spezialisiert, so versteht er nur noch
                 * Lehrer seines Gebietes */
                sc_mage *mage1 = get_mage(u);
                sc_mage *mage2 = get_mage(u2);
                if (!mage2 || !mage1 || (mage2->magietyp != M_GRAY
                    && mage1->magietyp != mage2->magietyp)) {
                    if (feedback) {
                        ADDMSG(&u->faction->msgs, msg_feedback(u, ord,
                            "error_different_magic", "target", u2));
                    }
                    continue;
                }
            }

            teaching -= teach_unit(u, u2, teaching, sk, false, &academy);
        }
        new_order = create_order(K_TEACH, u->faction->locale, "%s", zOrder);
        replace_order(&u->orders, ord, new_order);
        free_order(new_order);      /* parse_order & set_order have each increased the refcount */
    }
    if (academy && sk != NOSKILL) {
        academy = academy / 30;     /* anzahl gelehrter wochen, max. 10 */
        learn_skill(u, sk, academy / 30.0 / TEACHNUMBER);
    }
    return 0;
}