player.cpp

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/*
 * Crossfire -- cooperative multi-player graphical RPG and adventure game
 *
 * Copyright (c) 1999-2014 Mark Wedel and the Crossfire Development Team
 * Copyright (c) 1992 Frank Tore Johansen
 *
 * Crossfire is free software and comes with ABSOLUTELY NO WARRANTY. You are
 * welcome to redistribute it under certain conditions. For details, please
 * see COPYING and LICENSE.
 *
 * The authors can be reached via e-mail at <crossfire@metalforge.org>.
 */
 
#include "global.h"
 
#include <assert.h>
#include <ctype.h>
#include <math.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
 
#ifndef WIN32 /* ---win32 remove headers */
#include <pwd.h>
#endif
 
#include "server.h"
#include "living.h"
#include "object.h"
#include "shared/newclient.h"
#include "shop.h"
#include "skills.h"
#include "sounds.h"
#include "spells.h"
#include "sproto.h"
#include "assets.h"
#include "AssetsManager.h"
 
static archetype *get_player_archetype(archetype *at);
 
static void kill_player_not_permadeath(object *op);
static void kill_player_permadeath(object *op);
static int action_makes_visible(object *op);
 
player *find_player(const char *plname) {
    return find_player_options(plname, 0, NULL);
}
 
player *find_player_options(const char *plname, int options, const mapstruct *map) {
    player *pl;
    player *found = NULL;
    size_t namelen = strlen(plname);
    char name[MAX_BUF];
 
    for (pl = first_player; pl != NULL; pl = pl->next) {
        if ((options & FIND_PLAYER_NO_HIDDEN_DM) && (QUERY_FLAG(pl->ob, FLAG_WIZ) && pl->ob->contr->hidden))
            continue;
 
        if (map != NULL && pl->ob->map != map)
            continue;
 
        if (!(options & FIND_PLAYER_PARTIAL_NAME)) {
            query_name(pl->ob, name, sizeof(name));
            if (!strcmp(name, plname))
                return pl;
            continue;
        }
 
        if (strlen(pl->ob->name) < namelen)
            continue;
 
        if (!strcmp(pl->ob->name, plname))
            return pl;
 
        if (!strncasecmp(pl->ob->name, plname, namelen)) {
            if (found)
                return NULL;
 
            found = pl;
        }
    }
    return found;
}
 
player *find_player_partial_name(const char *plname) {
    return find_player_options(plname, FIND_PLAYER_PARTIAL_NAME, NULL);
}
 
player* find_player_socket(const socket_struct *ns) {
    player *pl;
 
    for (pl = first_player; pl != NULL; pl = pl->next) {
        if (pl->socket == ns)
            return pl;
    }
    return NULL;
}
 
void display_motd(const object *op) {
    char buf[MAX_BUF];
    char motd[HUGE_BUF];
    FILE *fp;
    size_t size;
 
    snprintf(buf, sizeof(buf), "%s/%s", settings.confdir, settings.motd);
    fp = fopen(buf, "r");
    if (fp == NULL) {
        return;
    }
    motd[0] = '\0';
    size = 0;
 
    while (fgets(buf, MAX_BUF, fp) != NULL) {
        if (*buf != '#') {
            safe_strcat(motd, buf, &size, sizeof(motd));
        }
    }
 
    draw_ext_info(NDI_UNIQUE|NDI_GREEN, 0, op, MSG_TYPE_MOTD, MSG_SUBTYPE_NONE,
                  motd);
    fclose(fp);
}
 
void send_rules(const object *op) {
    char buf[MAX_BUF];
    char rules[HUGE_BUF];
    FILE *fp;
    size_t size;
 
    snprintf(buf, sizeof(buf), "%s/%s", settings.confdir, settings.rules);
    fp = fopen(buf, "r");
    if (fp == NULL) {
        return;
    }
    rules[0] = '\0';
    size = 0;
 
    while (fgets(buf, MAX_BUF, fp) != NULL) {
        if (size+strlen(buf) >= HUGE_BUF) {
            LOG(llevDebug, "Warning, rules size is > %d bytes.\n", HUGE_BUF);
            break;
        }
 
        if (*buf != '#') {
            safe_strcat(rules, buf, &size, sizeof(rules));
        }
    }
 
    draw_ext_info(NDI_UNIQUE|NDI_GREEN, 0, op, MSG_TYPE_ADMIN,
            MSG_TYPE_ADMIN_RULES, rules);
    fclose(fp);
}
 
void send_news(const object *op) {
    char buf[MAX_BUF];
    char news[HUGE_BUF];
    char subject[MAX_BUF];
    FILE *fp;
    size_t size;
 
    snprintf(buf, sizeof(buf), "%s/%s", settings.confdir, settings.news);
    fp = fopen(buf, "r");
    if (fp == NULL)
        return;
    news[0] = '\0';
    subject[0] = '\0';
    size = 0;
    while (fgets(buf, MAX_BUF, fp) != NULL) {
        if (*buf == '#')
            continue;
        if (*buf == '%') { /* send one news */
            if (size > 0)
                draw_ext_info_format(NDI_UNIQUE|NDI_GREEN, 0, op,
                                     MSG_TYPE_ADMIN, MSG_TYPE_ADMIN_NEWS,
                                     "%s:\n%s",
                                     subject, news); /*send previously read news*/
            safe_strncpy(subject, buf + 1, sizeof(subject));
            strip_endline(subject);
            size = 0;
            news[0] = '\0';
        } else {
            if (size+strlen(buf) >= HUGE_BUF) {
                LOG(llevDebug, "Warning, one news item has size > %d bytes.\n", HUGE_BUF);
                break;
            }
            safe_strcat(news, buf, &size, sizeof(news));
        }
    }
 
    draw_ext_info_format(NDI_UNIQUE|NDI_GREEN, 0, op,
                         MSG_TYPE_ADMIN, MSG_TYPE_ADMIN_NEWS,
                         "%s:\n%s",
                         subject, news);
    fclose(fp);
}
 
int playername_ok(const char *cp) {
    /* Don't allow - or _ as first character in the name */
    if (*cp == '-' || *cp == '_')
        return 0;
 
    for (; *cp != '\0'; cp++)
        if (!isalnum(*cp)
        && *cp != '-'
        && *cp != '_')
            return 0;
    return 1;
}
 
player *get_player(player *p) {
    object *op = arch_to_object(get_player_archetype(NULL));
    int i;
 
    if (!p) {
        player *tmp;
 
        p = (player *)calloc(1, sizeof(player));
        if (p == NULL)
            fatal(OUT_OF_MEMORY);
 
        /* This adds the player in the linked list.  There is extra
         * complexity here because we want to add the new player at the
         * end of the list - there is in fact no compelling reason that
         * that needs to be done except for things like output of
         * 'who'.
         */
        tmp = first_player;
        while (tmp != NULL && tmp->next != NULL)
            tmp = tmp->next;
        if (tmp != NULL)
            tmp->next = p;
        else
            first_player = p;
    } else {
        /* Only needed when reusing existing player. */
        clear_player(p);
    }
 
    /* Clears basically the entire player structure except
     * for next and socket.
     */
    memset((void *)((char *)p+offsetof(player, maplevel)), 0, sizeof(player)-offsetof(player, maplevel));
 
    /* There are some elements we want initialized to non zero value -
     * we deal with that below this point.
     */
    p->party = NULL;
    p->rejoin_party = party_rejoin_if_exists;
    p->unapply = unapply_nochoice;
    p->swap_first = -1;
 
#ifdef AUTOSAVE
    p->last_save_tick = 9999999;
#endif
 
    strcpy(p->savebed_map, first_map_path);  /* Init. respawn position */
 
    op->contr = p; /* this aren't yet in archetype */
    p->ob = op;
    op->speed_left = 0.5;
    op->speed = 1.0;
    op->direction = 5;     /* So player faces south */
    op->stats.wc = 2;
    op->run_away = 25; /* Then we panic... */
 
    roll_stats(op);
    player_set_state(p, ST_ROLL_STAT);
    clear_los(p);
 
    p->gen_sp_armour = 10;
    p->last_speed = -1;
    p->shoottype = range_none;
    p->bowtype = bow_normal;
    p->petmode = pet_normal;
    p->listening = 10;
    p->last_weapon_sp = -1;
    p->peaceful = 1;   /* default peaceful */
    p->do_los = 1;
    p->no_shout = 0;   /* default can shout */
    p->language = i18n_get_language_by_code("");  // find default language
    p->unarmed_skill = NULL;
    p->ticks_played = 0;
 
    strncpy(p->title, op->arch->clone.name, sizeof(p->title)-1);
    p->title[sizeof(p->title)-1] = '\0';
    op->race = add_string(op->arch->clone.race);
 
    CLEAR_FLAG(op, FLAG_READY_SKILL);
 
    /* we need to clear these to -1 and not zero - otherwise,
     * if a player quits and starts a new character, we wont
     * send new values to the client, as things like exp start
     * at zero.
     */
    for (i = 0; i < MAX_SKILLS; i++) {
        p->last_skill_exp[i] = -1;
        p->last_skill_ob[i] = NULL;
    }
    for (i = 0; i < NROFATTACKS; i++) {
        p->last_resist[i] = -1;
    }
    p->last_stats.exp = -1;
    p->last_weight = (uint32_t)-1;
    /* Set stats to invalid values so they are sent at first tick */
    p->last_applied_stats.Str = p->last_applied_stats.Int
            = p->last_applied_stats.Pow = p->last_applied_stats.Wis
            = p->last_applied_stats.Dex = p->last_applied_stats.Con
            = p->last_applied_stats.Cha = -1;
    p->last_character_flags = 0xFFFF;
    return p;
}
 
void set_first_map(object *op) {
    strcpy(op->contr->maplevel, first_map_path);
    op->x = -1;
    op->y = -1;
    enter_player_maplevel(op);
}
 
void set_player_socket(player *p, socket_struct *ns) {
    if (p->socket && p->socket->account_chars) {
        account_char_free(p->socket->account_chars);
    }
 
    p->socket = static_cast<socket_struct *>(malloc(sizeof(socket_struct)));
    if (!p->socket) {
        fatal(OUT_OF_MEMORY);
    }
    memcpy(p->socket, ns, sizeof(socket_struct));
 
    /* The memcpy above copies the reference to faces sent.  So we need to clear
     * that pointer in ns, otherwise we get a double free.
     */
    ns->faces_sent = NULL;
    ns->host = strdup_local("");
    ns->account_name = strdup_local("");
    ns->account_chars = NULL;   // If not NULL, the reference is now kept by p
 
    if (p->socket->faces_sent == NULL)
        fatal(OUT_OF_MEMORY);
 
    /* Needed because the socket we just copied over needs to be cleared.
     * Note that this can result in a client reset if there is partial data
     * on the incoming socket.
     */
    SockList_ResetRead(&p->socket->inbuf);
 
 
}
 
player *add_player(socket_struct *ns, int flags) {
    player *p;
 
    p = get_player(NULL);
    set_player_socket(p, ns);
    ns->status = Ns_Avail;
 
    CLEAR_FLAG(p->ob, FLAG_FRIENDLY);
 
    if (!(flags & ADD_PLAYER_NO_MAP))
        set_first_map(p->ob);
 
    add_friendly_object(p->ob);
 
    /* In this case, the client is provide all the informatin for the
     * new character, so just return it.  Do not display any messages,
     * etc
     */
    if (flags & ADD_PLAYER_NO_STATS_ROLL)
        return p;
 
    if (flags & ADD_PLAYER_NEW) {
        roll_again(p->ob);
        player_set_state(p, ST_ROLL_STAT);
    } else {
        send_rules(p->ob);
        send_news(p->ob);
        display_motd(p->ob);
        get_name(p->ob);
    }
    return p;
}
 
std::vector<archetype *> players;
 
static archetype *get_player_archetype(archetype *at) {
    if (players.empty()) {
        getManager()->archetypes()->each([] (const auto &at) {
            if (at->clone.type == PLAYER) {
                players.push_back(at);
            }
        });
        if (players.empty()) {
            LOG(llevError, "No Player archetypes\n");
            fatal(SEE_LAST_ERROR);
        }
    }
 
    if (!at) {
        return players.front();
    }
    auto pos = std::find(players.cbegin(), players.cend(), at);
    if (pos == players.cend()) {
        return nullptr;
    }
    ++pos;
    if (pos == players.cend()) {
        return players.front();
    }
    return *pos;
}
 
object *get_nearest_player(object *mon) {
    object *op = NULL;
    player *pl = NULL;
    objectlink *list, *ol;
    unsigned lastdist;
    rv_vector rv;
 
    list = get_friends_of(NULL);
 
    for (ol = list, lastdist = 1000; ol != NULL; ol = ol->next) {
        if (QUERY_FLAG(ol->ob, FLAG_FREED) || !QUERY_FLAG(ol->ob, FLAG_FRIENDLY)) {
            continue;
        }
 
        /* Remove special check for player from this.  First, it looks to cause
         * some crashes (ol->ob->contr not set properly?), but secondly, a more
         * complicated method of state checking would be needed in any case -
         * as it was, a clever player could type quit, and the function would
         * skip them over while waiting for confirmation.  Remove
         * on_same_map check, as monster_can_detect_enemy() also does this
         */
        if (!monster_can_detect_enemy(mon, ol->ob, &rv))
            continue;
 
        if (lastdist > rv.distance) {
            op = ol->ob;
            lastdist = rv.distance;
        }
    }
    if (list) {
        free_objectlink(list);
    }
    for (pl = first_player; pl != NULL; pl = pl->next) {
        if (monster_can_detect_enemy(mon, pl->ob, &rv)) {
            if (lastdist > rv.distance) {
                op = pl->ob;
                lastdist = rv.distance;
            }
        }
    }
    return op;
}
 
object *get_nearest_criminal(object *mon) {
    object *op = NULL;
    for (player *pl = first_player; pl != NULL; pl = pl->next) {
        rv_vector rv;
        if (monster_can_detect_enemy(mon, pl->ob, &rv) && is_criminal(pl->ob)) {
            op = pl->ob;
        }
    }
    return op;
}
 
#define DETOUR_AMOUNT 2
 
#define MAX_SPACES 50
 
int path_to_player(object *mon, object *pl, unsigned mindiff) {
    rv_vector rv;
    int16_t  x, y;
    int lastx, lasty, dir, i, diff, firstdir = 0, lastdir, max = MAX_SPACES, mflags, blocked;
    mapstruct *m, *lastmap;
 
    if (!get_rangevector(mon, pl, &rv, 0))
        return 0;
 
    if (rv.distance < mindiff)
        return 0;
 
    x = mon->x;
    y = mon->y;
    m = mon->map;
    dir = rv.direction;
    lastdir = firstdir = rv.direction; /* perhaps we stand next to pl, init firstdir too */
    diff = MAX(FABS(rv.distance_x), FABS(rv.distance_y));
    /* If we can't solve it within the search distance, return now. */
    if (diff > max)
        return 0;
    while (diff > 1 && max > 0) {
        lastx = x;
        lasty = y;
        lastmap = m;
        x = lastx+freearr_x[dir];
        y = lasty+freearr_y[dir];
 
        mflags = get_map_flags(m, &m, x, y, &x, &y);
        blocked = (mflags&P_OUT_OF_MAP) ? MOVE_ALL : GET_MAP_MOVE_BLOCK(m, x, y);
 
        /* Space is blocked - try changing direction a little */
        if ((mflags&P_OUT_OF_MAP)
        || ((OB_TYPE_MOVE_BLOCK(mon, blocked) || (mflags&P_IS_ALIVE))
        && (m == mon->map && blocked_link(mon, m, x, y)))) {
            /* recalculate direction from last good location.  Possible
             * we were not traversing ideal location before.
             */
            if (get_rangevector_from_mapcoord(lastmap, lastx, lasty, pl, &rv) && rv.direction != dir) {
                /* OK - says direction should be different - lets reset the
                 * the values so it will try again.
                 */
                x = lastx;
                y = lasty;
                m = lastmap;
                dir = firstdir = rv.direction;
            } else {
                /* direct path is blocked - try taking a side step to
                 * either the left or right.
                 * Note increase the values in the loop below to be
                 * more than -1/1 respectively will mean the monster takes
                 * bigger detour.  Have to be careful about these values getting
                 * too big (3 or maybe 4 or higher) as the monster may just try
                 * stepping back and forth
                 */
                for (i = -DETOUR_AMOUNT; i <= DETOUR_AMOUNT; i++) {
                    if (i == 0)
                        continue; /* already did this, so skip it */
                    /* Use lastdir here - otherwise,
                     * since the direction that the creature should move in
                     * may change, you could get infinite loops.
                     * ie, player is northwest, but monster can only
                     * move west, so it does that.  It goes some distance,
                     * gets blocked, finds that it should move north,
                     * can't do that, but now finds it can move east, and
                     * gets back to its original point.  lastdir contains
                     * the last direction the creature has successfully
                     * moved.
                     */
 
                    x = lastx+freearr_x[absdir(lastdir+i)];
                    y = lasty+freearr_y[absdir(lastdir+i)];
                    m = lastmap;
                    mflags = get_map_flags(m, &m, x, y, &x, &y);
                    if (mflags&P_OUT_OF_MAP)
                        continue;
                    blocked = GET_MAP_MOVE_BLOCK(m, x, y);
                    if (OB_TYPE_MOVE_BLOCK(mon, blocked))
                        continue;
                    if (mflags&P_IS_ALIVE)
                        continue;
 
                    if (m == mon->map && blocked_link(mon, m, x, y))
                        break;
                }
                /* go through entire loop without finding a valid
                 * sidestep to take - thus, no valid path.
                 */
                if (i == (DETOUR_AMOUNT+1))
                    return 0;
                diff--;
                lastdir = dir;
                max--;
                if (!firstdir)
                    firstdir = dir+i;
            } /* else check alternate directions */
        } /* if blocked */
        else {
            /* we moved towards creature, so diff is less */
            diff--;
            max--;
            lastdir = dir;
            if (!firstdir)
                firstdir = dir;
        }
        if (diff <= 1) {
            /* Recalculate diff (distance) because we may not have actually
             * headed toward player for entire distance.
             */
            if (!get_rangevector_from_mapcoord(m, x, y, pl, &rv))
                return 0;
            diff = MAX(FABS(rv.distance_x), FABS(rv.distance_y));
        }
        if (diff > max)
            return 0;
    }
    /* If we reached the max, didn't find a direction in time */
    if (!max)
        return 0;
 
    return firstdir;
}
 
void give_initial_items(object *pl, treasurelist *items) {
    if (pl->randomitems != NULL)
        create_treasure(items, pl, GT_STARTEQUIP|GT_ONLY_GOOD, 1, 0);
 
    FOR_INV_PREPARE(pl, op) {
        /* Forces get applied per default, unless they have the
         * flag "neutral" set. Sorry but I can't think of a better way
         */
        if (op->type == FORCE && !QUERY_FLAG(op, FLAG_NEUTRAL))
            SET_FLAG(op, FLAG_APPLIED);
 
        /* we never give weapons/armour if these cannot be used
         * by this player due to race restrictions
         */
        if (pl->type == PLAYER) {
            if ((!QUERY_FLAG(pl, FLAG_USE_ARMOUR) && IS_ARMOR(op))
            || (!QUERY_FLAG(pl, FLAG_USE_WEAPON) && IS_WEAPON(op))
            || (!QUERY_FLAG(pl, FLAG_USE_SHIELD) && IS_SHIELD(op))) {
                object_remove(op);
                object_free_drop_inventory(op);
                continue;
            }
        }
 
        /* This really needs to be better - we should really give
         * a substitute spellbook.  The problem is that we don't really
         * have a good idea what to replace it with (need something like
         * a first level treasurelist for each skill.)
         * remove duplicate skills also
         */
        if (op->type == SPELLBOOK || op->type == SKILL) {
            int found;
 
            found = 0;
            // Make sure we set flags that are checked by object_can_merge
            // *before* we run object_can_merge. Otherwise, we can get two
            // entries of the same skill.
            if (op->type == SKILL)  {
                SET_FLAG(op, FLAG_CAN_USE_SKILL);
                op->stats.exp = 0;
                op->level = 1;
                // Since this also happens to the invisible skills, we need this so that the flags match.
                SET_FLAG(op, FLAG_INV_LOCKED);
            }
            FOR_BELOW_PREPARE(op, tmp)
                if (object_can_merge(op, tmp)) {
                    found = 1;
                    break;
                }
            FOR_BELOW_FINISH();
            if (found) {
                LOG(llevError, "give_initial_items: Removing duplicate object %s\n", op->name);
                object_remove(op);
                object_free_drop_inventory(op);
                continue;
            }
            if (op->nrof > 1)
                op->nrof = 1;
        }
 
        if (op->type == SPELLBOOK && op->inv) {
            CLEAR_FLAG(op->inv, FLAG_STARTEQUIP);
        }
 
        /* Give starting characters identified, uncursed, and undamned
         * items.  Just don't identify gold or silver, or it won't be
         * merged properly.
         */
        if (is_identifiable_type(op)) {
            SET_FLAG(op, FLAG_IDENTIFIED);
            CLEAR_FLAG(op, FLAG_CURSED);
            CLEAR_FLAG(op, FLAG_DAMNED);
        }
        /* lock all 'normal items by default */
        else
            SET_FLAG(op, FLAG_INV_LOCKED);
    } FOR_INV_FINISH(); /* for loop of objects in player inv */
 
    /* Need to set up the skill pointers */
    link_player_skills(pl);
 
    FOR_INV_PREPARE(pl, op)
        if ((IS_ARMOR(op) || IS_WEAPON(op) || IS_SHIELD(op)) && !QUERY_FLAG(op, FLAG_APPLIED))
            apply_manual(pl, op, AP_NOPRINT);
    FOR_INV_FINISH();
}
 
void get_name(object *op) {
    player_set_state(op->contr, ST_GET_NAME);
    send_query(op->contr->socket, 0, i18n(op, "What is your name?\n:"));
}
 
void get_password(object *op) {
    player_set_state(op->contr, ST_GET_PASSWORD);
    send_query(op->contr->socket, CS_QUERY_HIDEINPUT, i18n(op, "What is your password?\n:"));
}
 
void play_again(object *op) {
    SockList sl;
 
    op->contr->socket->status = Ns_Add;
    player_set_state(op->contr, ST_PLAY_AGAIN);
    op->chosen_skill = NULL;
 
    /*
     * For old clients, ask if they want to play again.
     * For clients with account support, just return to character seletion (see below).
     */
    if (op->contr->socket->login_method == 0) {
        send_query(op->contr->socket, CS_QUERY_SINGLECHAR, i18n(op, "Do you want to play again (a/q)?"));
    }
    /* a bit of a hack, but there are various places early in th
     * player creation process that a user can quit (eg, roll
     * stats) that isn't removing the player.  Taking a quick
     * look, there are many places that call play_again without
     * removing the player - it probably makes more sense
     * to leave it to play_again to remove the object in all
     * cases.
     */
    if (!QUERY_FLAG(op, FLAG_REMOVED))
        object_remove(op);
    /* Need to set this to null - otherwise, it could point to garbage,
     * and draw() doesn't check to see if the player is removed, only if
     * the map is null or not swapped out.
     */
    op->map = NULL;
 
    SockList_Init(&sl);
    SockList_AddString(&sl, "player ");
    SockList_AddInt(&sl, 0);
    SockList_AddInt(&sl, 0);
    SockList_AddInt(&sl, 0);
    SockList_AddChar(&sl, 0);
 
    Send_With_Handling(op->contr->socket, &sl);
    SockList_Term(&sl);
 
    if (op->contr->socket->login_method > 0) {
        receive_play_again(op, 'a');
    }
}
 
void receive_play_again(object *op, char key) {
    if (key == 'q' || key == 'Q') {
        remove_friendly_object(op);
        leave(op->contr, 0); /* ericserver will draw the message */
        return;
    } else if (key == 'a' || key == 'A') {
        player *pl = op->contr;
        const char *name = op->name;
 
        add_refcount(name);
        remove_friendly_object(op);
        object_free_drop_inventory(op);
        pl = get_player(pl);
        op = pl->ob;
        add_friendly_object(op);
        op->contr->password[0] = '~';
        FREE_AND_CLEAR_STR(op->name);
        FREE_AND_CLEAR_STR(op->name_pl);
        if (pl->socket->login_method >= 1 && pl->socket->account_name != NULL) {
            /* If we are using new login, we send the
             * list of characters to the client - this should
             * result in the client popping up this list so
             * the player can choose which one to play - better
             * than going to legacy login code.
             * If the account_name is NULL, it means the client
             * says it uses account but started playing without logging in.
             */
            send_account_players(pl->socket);
            player_set_state(pl, ST_GET_NAME);
        } else {
            /* Lets put a space in here */
            draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_ADMIN, MSG_TYPE_ADMIN_LOGIN,
                      "\n");
            get_name(op);
            set_first_map(op);
        }
        op->name = name;  /* Already added a refcount above */
        op->name_pl = add_string(name);
    } else {
        /* user pressed something else so just ask again... */
        play_again(op);
    }
}
 
void confirm_password(object *op) {
    player_set_state(op->contr, ST_CONFIRM_PASSWORD);
    send_query(op->contr->socket, CS_QUERY_HIDEINPUT, i18n(op, "Please type your password again.\n:"));
}
 
int get_party_password(object *op, partylist *party) {
    if (*party_get_password(party) == '\0') {
        return 0;
    }
 
    player_set_state(op->contr, ST_GET_PARTY_PASSWORD);
    op->contr->party_to_join = party;
    send_query(op->contr->socket, CS_QUERY_HIDEINPUT, i18n(op, "What is the password?\n:"));
    return 1;
}
 
int roll_stat(void) {
    int roll[4], i, low_index, k;
 
    for (i = 0; i < 4; ++i)
        roll[i] = (int)RANDOM()%6+1;
 
    for (i = 0, low_index = 0, k = 7; i < 4; ++i)
        if (roll[i] < k)
            k = roll[i],
            low_index = i;
 
    for (i = 0, k = 0; i < 4; ++i) {
        if (i != low_index)
            k += roll[i];
    }
    return k;
}
 
void roll_stats(object *op) {
    int i = 0, j = 0;
    int statsort[7];
 
    op->stats.Str = roll_stat();
    op->stats.Dex = roll_stat();
    op->stats.Int = roll_stat();
    op->stats.Con = roll_stat();
    op->stats.Wis = roll_stat();
    op->stats.Pow = roll_stat();
    op->stats.Cha = roll_stat();
    int sum = op->stats.Str+op->stats.Dex+op->stats.Int+op->stats.Con+op->stats.Wis+op->stats.Pow+op->stats.Cha;
    float scale = settings.roll_stat_points / sum;
    op->stats.Str = roundf(scale * op->stats.Str);
    op->stats.Dex = roundf(scale * op->stats.Dex);
    op->stats.Int = roundf(scale * op->stats.Int);
    op->stats.Con = roundf(scale * op->stats.Con);
    op->stats.Wis = roundf(scale * op->stats.Wis);
    op->stats.Pow = roundf(scale * op->stats.Pow);
    op->stats.Cha = roundf(scale * op->stats.Cha);
 
    /* Sort the stats so that rerolling is easier... */
    statsort[0] = op->stats.Str;
    statsort[1] = op->stats.Dex;
    statsort[2] = op->stats.Int;
    statsort[3] = op->stats.Con;
    statsort[4] = op->stats.Wis;
    statsort[5] = op->stats.Pow;
    statsort[6] = op->stats.Cha;
 
    /* a quick and dirty bubblesort? */
    do {
        if (statsort[i] < statsort[i+1]) {
            j = statsort[i];
            statsort[i] = statsort[i+1];
            statsort[i+1] = j;
            i = 0;
        } else {
            i++;
        }
    } while (i < 6);
 
    op->stats.Str = statsort[0];
    op->stats.Dex = statsort[1];
    op->stats.Con = statsort[2];
    op->stats.Int = statsort[3];
    op->stats.Wis = statsort[4];
    op->stats.Pow = statsort[5];
    op->stats.Cha = statsort[6];
 
    op->contr->orig_stats.Str = op->stats.Str;
    op->contr->orig_stats.Dex = op->stats.Dex;
    op->contr->orig_stats.Int = op->stats.Int;
    op->contr->orig_stats.Con = op->stats.Con;
    op->contr->orig_stats.Wis = op->stats.Wis;
    op->contr->orig_stats.Pow = op->stats.Pow;
    op->contr->orig_stats.Cha = op->stats.Cha;
 
    op->level = 1;
    op->stats.exp = 0;
    op->stats.ac = 0;
 
    op->contr->levhp[1] = 9;
    op->contr->levsp[1] = 6;
    op->contr->levgrace[1] = 3;
 
    fix_object(op);
    op->stats.hp = op->stats.maxhp;
    op->stats.sp = op->stats.maxsp;
    op->stats.grace = op->stats.maxgrace;
    op->contr->orig_stats = op->stats;
}
 
void roll_again(object *op) {
    esrv_new_player(op->contr, 0);
    send_query(op->contr->socket, CS_QUERY_SINGLECHAR, i18n(op, "<y> to roll new stats <n> to use stats\n<1-7> <1-7> to swap stats.\nRoll again (y/n/1-7)?  "));
}
 
static void swap_stat(object *op, int swap_second) {
    signed char tmp;
 
    if (op->contr->swap_first == -1) {
        LOG(llevError, "player.c:swap_stat() - swap_first is -1\n");
        return;
    }
 
    tmp = get_attr_value(&op->contr->orig_stats, op->contr->swap_first);
 
    set_attr_value(&op->contr->orig_stats, op->contr->swap_first, get_attr_value(&op->contr->orig_stats, swap_second));
 
    set_attr_value(&op->contr->orig_stats, swap_second, tmp);
 
    draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_NEWPLAYER,
                         "%s done\n",
                         short_stat_name[swap_second]);
 
    op->stats.Str = op->contr->orig_stats.Str;
    op->stats.Dex = op->contr->orig_stats.Dex;
    op->stats.Con = op->contr->orig_stats.Con;
    op->stats.Int = op->contr->orig_stats.Int;
    op->stats.Wis = op->contr->orig_stats.Wis;
    op->stats.Pow = op->contr->orig_stats.Pow;
    op->stats.Cha = op->contr->orig_stats.Cha;
    op->stats.ac = 0;
 
    op->level = 1;
    op->stats.exp = 0;
    op->stats.ac = 0;
 
    op->contr->levhp[1] = 9;
    op->contr->levsp[1] = 6;
    op->contr->levgrace[1] = 3;
 
    fix_object(op);
    op->stats.hp = op->stats.maxhp;
    op->stats.sp = op->stats.maxsp;
    op->stats.grace = op->stats.maxgrace;
    op->contr->orig_stats = op->stats;
    op->contr->swap_first = -1;
}
 
void key_roll_stat(object *op, char key) {
    int keynum = key-'0';
    static const int8_t stat_trans[] = {
        -1,
        STRENGTH,
        DEXTERITY,
        CONSTITUTION,
        INTELLIGENCE,
        WISDOM,
        POWER,
        CHARISMA,
    };
 
    if (keynum > 0 && keynum <= 7) {
        if (op->contr->swap_first == -1) {
            op->contr->swap_first = stat_trans[keynum];
            draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_NEWPLAYER,
                                 "%s ->",
                                 short_stat_name[stat_trans[keynum]]);
        } else
            swap_stat(op, stat_trans[keynum]);
 
        send_query(op->contr->socket, CS_QUERY_SINGLECHAR, "");
        return;
    }
    switch (key) {
    case 'n':
    case 'N': {
        SET_FLAG(op, FLAG_WIZ);
        if (op->map == NULL) {
            LOG(llevError, "Map == NULL in state 2\n");
            break;
        }
 
        SET_ANIMATION(op, 2);     /* So player faces south */
        /* Enter exit adds a player otherwise */
        add_statbonus(op);
        send_query(op->contr->socket, CS_QUERY_SINGLECHAR, i18n(op, "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n"));
        player_set_state(op->contr, ST_CHANGE_CLASS);
        if (op->msg)
            draw_ext_info(NDI_BLUE, 0, op,
                          MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_NEWPLAYER,
                          op->msg);
        return;
    }
    case 'y':
    case 'Y':
        roll_stats(op);
        send_query(op->contr->socket, CS_QUERY_SINGLECHAR, "");
        return;
 
    case 'q':
    case 'Q':
        play_again(op);
        return;
 
    default:
        send_query(op->contr->socket, CS_QUERY_SINGLECHAR, i18n(op, "Yes, No, Quit or 1-6.  Roll again?"));
        return;
    }
    return;
}
 
void key_change_class(object *op, char key) {
    int tmp_loop;
 
    if (key == 'q' || key == 'Q') {
        object_remove(op);
        play_again(op);
        return;
    }
    if (key == 'd' || key == 'D') {
        char buf[MAX_BUF];
 
        /* this must before then initial items are given */
        esrv_new_player(op->contr, op->weight+op->carrying);
        create_treasure(find_treasurelist("starting_wealth"), op, 0, 0, 0);
 
        /* Here we handle the BORN global event */
        events_execute_global_event(EVENT_BORN, op);
 
        /* We then generate a LOGIN event */
        events_execute_global_event(EVENT_LOGIN, op->contr, op->contr->socket->host);
        player_set_state(op->contr, ST_PLAYING);
 
        object_set_msg(op, NULL);
 
        /* We create this now because some of the unique maps will need it
         * to save here.
         */
        snprintf(buf, sizeof(buf), "%s/%s/%s", settings.localdir, settings.playerdir, op->name);
        make_path_to_file(buf);
 
#ifdef AUTOSAVE
        op->contr->last_save_tick = pticks;
#endif
        draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_ADMIN,
                MSG_TYPE_ADMIN_LOGIN,
                "Welcome to Crossfire!\n Press `?' for help\n");
 
        draw_ext_info_format(NDI_UNIQUE|NDI_ALL|NDI_DK_ORANGE, 5, op,
                MSG_TYPE_ADMIN, MSG_TYPE_ADMIN_PLAYER,
                "%s entered the game.", op->name);
 
        CLEAR_FLAG(op, FLAG_WIZ);
        give_initial_items(op, op->randomitems);
        link_player_skills(op);
        esrv_send_inventory(op, op);
        fix_object(op);
 
        /* This moves the player to a different start map, if there
         * is one for this race
         */
        if (*first_map_ext_path) {
            object *tmp;
            char mapname[MAX_BUF + strlen(op->arch->name) + 1];
            mapstruct *oldmap;
 
            oldmap = op->map;
 
            snprintf(mapname, sizeof(mapname), "%s/%s", first_map_ext_path, op->arch->name);
            /*printf("%s\n", mapname);*/
            tmp = object_new();
            EXIT_PATH(tmp) = add_string(mapname);
            EXIT_X(tmp) = op->x;
            EXIT_Y(tmp) = op->y;
            enter_exit(op, tmp);
 
            if (oldmap != op->map) {
                /* map exists, update bed of reality location, in case player dies */
                op->contr->bed_x = op->x;
                op->contr->bed_y = op->y;
                strlcpy(op->contr->savebed_map, mapname, sizeof(op->contr->savebed_map));
            }
 
            object_free_drop_inventory(tmp);
        } else {
            LOG(llevDebug, "first_map_ext_path not set\n");
        }
        return;
    }
 
    /* Following actually changes the race - this is the default command
     * if we don't match with one of the options above.
     */
 
    tmp_loop = 0;
    while (!tmp_loop) {
        const char *name = add_string(op->name);
        int x = op->x, y = op->y;
 
        remove_statbonus(op);
        object_remove(op);
        /* get_player_archetype() is really misnamed - it will
         * get the next archetype from the list.
         */
        op->arch = get_player_archetype(op->arch);
        object_copy(&op->arch->clone, op);
        op->stats = op->contr->orig_stats;
        free_string(op->name);
        op->name = name;
        free_string(op->name_pl);
        op->name_pl = add_string(name);
        SET_ANIMATION(op, 2);    /* So player faces south */
        object_insert_in_map_at(op, op->map, op, 0, x, y);
        strncpy(op->contr->title, op->arch->clone.name, sizeof(op->contr->title)-1);
        op->contr->title[sizeof(op->contr->title)-1] = '\0';
        add_statbonus(op);
        tmp_loop = allowed_class(op);
    }
    object_update(op, UP_OBJ_FACE);
    esrv_update_item(UPD_FACE, op, op);
    fix_object(op);
    op->stats.hp = op->stats.maxhp;
    op->stats.sp = op->stats.maxsp;
    op->stats.grace = 0;
    if (op->msg)
        draw_ext_info(NDI_BLUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_NEWPLAYER,
                      op->msg);
    send_query(op->contr->socket, CS_QUERY_SINGLECHAR, i18n(op, "Press any key for the next race.\nPress `d' to play this race.\n"));
}
 
int check_race_and_class(living *stats, archetype *race, archetype *opclass)
{
    int i, stat, failure=0;
 
    for (i = 0; i < NUM_STATS; i++) {
        stat = get_attr_value(stats, i);
        if (race)
            stat += get_attr_value(&race->clone.stats, i);
 
        if (opclass)
            stat += get_attr_value(&opclass->clone.stats, i);
 
        set_attr_value(stats, i, stat);
 
        /* We process all stats, regardless if there is a failure
         * or not.
         */
        if (stat < MIN_STAT) failure=1;
 
        /* Maybe this should be an error?  Player is losing
         * some stats points here, but it is legal.
         */
        if (stat > settings.max_stat) stat = settings.max_stat;
    }
    return failure;
 
}
 
int apply_race_and_class(object *op, archetype *race, archetype *opclass, living *stats)
{
    const char *name = add_string(op->name);
    char buf[MAX_BUF];
    object *inv;
 
    /* Free any objects in character inventory - they
     * shouldn't have any, but there is the potential that
     * we give them objects below and then get a creation
     * failure (stat out of range), in which case
     * those objects would be in the inventory.
     */
    while (op->inv) {
        inv = op->inv;
        object_remove(inv);
        object_free(inv, 0);
    }
 
    object_copy(&race->clone, op);
    free_string(op->name);
    op->name = name;
    free_string(op->name_pl);
    op->name_pl = add_string(name);
    SET_ANIMATION(op, 2);    /* So player faces south */
    strlcpy(op->contr->title, op->arch->clone.name, sizeof(op->contr->title));
 
    if (stats) {
        /* Copy over the stats.  Use this instead a memcpy because
         * we only want to copy over a few specific stats, and
         * leave things like maxhp, maxsp, etc, unchanged.
         */
        int i, stat;
        for (i = 0; i < NUM_STATS; i++) {
            stat = get_attr_value(stats, i);
            set_attr_value(&op->stats, i, stat);
            set_attr_value(&op->contr->orig_stats, i, stat);
        }
    } else {
        /* Note that this will repeated increase the stat values
         * if the caller does not reset them.  Only do this
         * if stats is not provided - if stats is provided, those
         * are already adjusted.
         */
        add_statbonus(op);
 
        /* Checks that all stats are greater than 1.  Once again,
         * only do this if stats are not provided
         */
        if (!allowed_class(op)) return 1;
    }
 
    object_update(op, UP_OBJ_FACE);
    op->stats.hp = op->stats.maxhp;
    op->stats.sp = op->stats.maxsp;
    op->stats.grace = 0;
 
    /* this must before then initial items are given */
    esrv_new_player(op->contr, op->weight+op->carrying);
    create_treasure(find_treasurelist("starting_wealth"), op, 0, 0, 0);
 
    /* This has to be done before class, otherwise the NOCLASSFACECHANGE
     * object is not in the inventory, and racial face will get overwritten.
     */
    give_initial_items(op, op->randomitems);
 
    if (stats) {
        /* Apply class information */
        apply_changes_to_player(op, &opclass->clone, AC_PLAYER_STAT_NO_CHANGE);
    } else {
        apply_changes_to_player(op, &opclass->clone, 0);
 
        /* Checks that all stats are greater than 1 */
        if (!allowed_class(op)) return 2;
    }
 
    /* Here we handle the BORN global event */
    events_execute_global_event(EVENT_BORN, op);
 
    /* We then generate a LOGIN event */
    events_execute_global_event(EVENT_LOGIN, op->contr, op->contr->socket->host);
 
    object_set_msg(op, NULL);
 
    /* We create this now because some of the unique maps will need it
     * to save here.
     */
    snprintf(buf, sizeof(buf), "%s/%s/%s", settings.localdir, settings.playerdir, op->name);
    make_path_to_file(buf);
 
#ifdef AUTOSAVE
    op->contr->last_save_tick = pticks;
#endif
 
    CLEAR_FLAG(op, FLAG_WIZ);
    link_player_skills(op);
    fix_object(op);
 
    esrv_send_inventory(op, op);
    esrv_update_item(UPD_FACE, op, op);
    esrv_add_spells(op->contr, NULL);
 
    return 0;
 
}
 
void key_confirm_quit(object *op, char key) {
    char buf[MAX_BUF];
    mapstruct *mp, *next;
 
    // this was tested when 'quit' command was issued, but better safe than sorry.
    if (QUERY_FLAG(op, FLAG_WIZ)) {
        player_set_state(op->contr, ST_PLAYING);
        draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_ADMIN, MSG_TYPE_ADMIN_LOGIN, "Can't quit when in DM mode.");
        return;
    }
 
    if (key != 'y' && key != 'Y' && key != 'q' && key != 'Q') {
        player_set_state(op->contr, ST_PLAYING);
        draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_ADMIN, MSG_TYPE_ADMIN_LOGIN,
                      "OK, continuing to play.");
        return;
    }
 
    events_execute_global_event(EVENT_REMOVE, op);
    pets_terminate_all(op);
    object_remove(op);
    op->direction = 0;
    draw_ext_info_format(NDI_UNIQUE|NDI_ALL|NDI_DK_ORANGE, 5, NULL, MSG_TYPE_ADMIN, MSG_TYPE_ADMIN_PLAYER,
                         "%s quits the game.",
                         op->name);
 
    strcpy(op->contr->killer, "quit");
    hiscore_check(op, 0);
    party_leave(op);
    if (settings.set_title == TRUE)
        player_set_own_title(op->contr, "");
 
 
    /* We need to hunt for any per player unique maps in memory and
     * get rid of them.  The trailing slash in the path is intentional,
     * so that players named 'Ab' won't match against players 'Abe' pathname
     */
    snprintf(buf, sizeof(buf), "~%s/%s/", settings.playerdir, op->name);
    for (mp = first_map; mp != NULL; mp = next) {
        next = mp->next;
        if (!strncmp(mp->path, buf, strlen(buf)))
            delete_map(mp);
    }
 
    delete_character(op->name);
 
    /* Remove player from account list and send back data if needed */
    if (op->contr->socket->account_chars != NULL) {
        account_char_remove(op->contr->socket->account_chars, op->name);
        account_char_save(op->contr->socket->account_chars);
        /* char information is reloaded in send_account_players below */
        account_char_free(op->contr->socket->account_chars);
        op->contr->socket->account_chars = NULL;
        account_remove_player(op->contr->socket->account_name, op->name);
        send_account_players(op->contr->socket);
    }
 
    play_again(op);
}
 
static void flee_player(object *op) {
    int dir, diff;
    rv_vector rv;
 
    if (op->stats.hp < 0) {
        LOG(llevDebug, "Fleeing player is dead.\n");
        CLEAR_FLAG(op, FLAG_SCARED);
        return;
    }
 
    if (op->enemy == NULL) {
        LOG(llevDebug, "Fleeing player had no enemy.\n");
        CLEAR_FLAG(op, FLAG_SCARED);
        return;
    }
 
    /* Seen some crashes here.  Since we don't store an
     * op->enemy_count, it is possible that something destroys the
     * actual enemy, and the object is recycled.
     */
    if (op->enemy->map == NULL) {
        CLEAR_FLAG(op, FLAG_SCARED);
        object_set_enemy(op, NULL);
        return;
    }
 
    if (!(random_roll(0, 4, op, PREFER_LOW)) && did_make_save(op, op->level, 0)) {
        object_set_enemy(op, NULL);
        CLEAR_FLAG(op, FLAG_SCARED);
        return;
    }
    if (!get_rangevector(op, op->enemy, &rv, 0)) {
        object_set_enemy(op, NULL);
        CLEAR_FLAG(op, FLAG_SCARED);
        return;
    }
 
    dir = absdir(4+rv.direction);
    for (diff = 0; diff < 3; diff++) {
        int m = 1-(RANDOM()&2);
        if (move_ob(op, absdir(dir+diff*m), op)
        || (diff == 0 && move_ob(op, absdir(dir-diff*m), op))) {
            return;
        }
    }
    /* Cornered, get rid of scared */
    CLEAR_FLAG(op, FLAG_SCARED);
    object_set_enemy(op, NULL);
}
 
int check_pick(object *op) {
    tag_t op_tag;
    int stop = 0;
    int j, k, wvratio, current_ratio;
    char putstring[128], tmpstr[16];
 
    /* if you're flying, you can't pick up anything */
    if (op->move_type&MOVE_FLYING)
        return 1;
    /* If not a player, don't check anything. */
    if (!op->contr) {
        return 1;
    }
 
    op_tag = op->count;
 
    FOR_BELOW_PREPARE(op, tmp) {
        if (object_was_destroyed(op, op_tag))
            return 0;
 
        if (!object_can_pick(op, tmp))
            continue;
 
        if (op->contr->search_str[0] != '\0' && settings.search_items == TRUE) {
            if (object_matches_string(op, tmp, op->contr->search_str))
                pick_up(op, tmp);
            continue;
        }
 
        /* high not bit set?  We're using the old autopickup model */
        if (!(op->contr->mode&PU_NEWMODE)) {
            switch (op->contr->mode) {
            case 0:
                return 1; /* don't pick up */
 
            case 1:
                pick_up(op, tmp);
                return 1;
 
            case 2:
                pick_up(op, tmp);
                return 0;
 
            case 3:
                return 0; /* stop before pickup */
 
            case 4:
                pick_up(op, tmp);
                break;
 
            case 5:
                pick_up(op, tmp);
                stop = 1;
                break;
 
            case 6:
                if (QUERY_FLAG(tmp, FLAG_KNOWN_MAGICAL)
                && !QUERY_FLAG(tmp, FLAG_KNOWN_CURSED))
                    pick_up(op, tmp);
                break;
 
            case 7:
                if (tmp->type == MONEY || tmp->type == GEM)
                    pick_up(op, tmp);
                break;
 
            default:
                /* use value density */
                if (!QUERY_FLAG(tmp, FLAG_UNPAID)
                && (price_base(tmp)*100/(tmp->weight*MAX(tmp->nrof, 1))) >= op->contr->mode)
                    pick_up(op, tmp);
            }
        } else { /* old model */
            /* NEW pickup handling */
            if (op->contr->mode&PU_DEBUG) {
                /* some debugging code to figure out item information */
                draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_DEBUG,
                                     "item name: %s    item type: %d    weight/value: %d",
                                     tmp->name ? tmp->name : tmp->arch->name, tmp->type,
                                     (int)(price_base(tmp)*100/(tmp->weight*MAX(tmp->nrof, 1))));
 
 
                snprintf(putstring, sizeof(putstring), "...flags: ");
                for (k = 0; k < 4; k++) {
                    for (j = 0; j < 32; j++) {
                        if ((tmp->flags[k]>>j)&0x01) {
                            snprintf(tmpstr, sizeof(tmpstr), "%d ", k*32+j);
                            strcat(putstring, tmpstr);
                        }
                    }
                }
                draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_SUCCESS,
                              putstring);
            }
            /* philosophy:
             * It's easy to grab an item type from a pile, as long as it's
             * generic.  This takes no game-time.  For more detailed pickups
             * and selections, select-items should be used.  This is a
             * grab-as-you-run type mode that's really useful for arrows for
             * example.
             * The drawback: right now it has no frontend, so you need to
             * stick the bits you want into a calculator in hex mode and then
             * convert to decimal and then 'pickup <#>
             */
 
            /* the first two modes are exclusive: if NOTHING we return, if
             * STOP then we stop.  All the rest are applied sequentially,
             * meaning if any test passes, the item gets picked up. */
 
            /* if mode is set to pick nothing up, return */
 
            if (op->contr->mode == PU_NOTHING)
                return 1;
 
            /* if mode is set to stop when encountering objects, return.
             * Take STOP before INHIBIT since it doesn't actually pick
             * anything up */
 
            if (op->contr->mode&PU_STOP)
                return 0;
 
            /* useful for going into stores and not losing your settings... */
            /* and for battles where you don't want to get loaded down while
             * fighting */
            if (op->contr->mode&PU_INHIBIT)
                return 1;
 
            /* prevent us from turning into auto-thieves :) */
            if (QUERY_FLAG(tmp, FLAG_UNPAID))
                continue;
 
            /* ignore known cursed objects */
            if (QUERY_FLAG(tmp, FLAG_KNOWN_CURSED) && op->contr->mode&PU_NOT_CURSED)
                continue;
 
            static int checks[] = {
                PU_FOOD,
                PU_DRINK,
                PU_FLESH,
                PU_POTION,
                PU_SPELLBOOK,
                PU_SKILLSCROLL,
                PU_READABLES,
                PU_MAGIC_DEVICE,
                PU_MAGICAL,
                PU_VALUABLES,
                PU_JEWELS,
                PU_BOW,
                PU_ARROW,
                PU_ARMOUR,
                PU_HELMET,
                PU_SHIELD,
                PU_BOOTS,
                PU_GLOVES,
                PU_CLOAK,
                PU_MISSILEWEAPON,
                PU_MELEEWEAPON,
                PU_KEY,
                PU_CONTAINER,
                PU_CURSED,
                0
            };
            int found = 0;
            for (int m = 0; checks[m] != 0; m++) {
                if (op->contr->mode & checks[m] && object_matches_pickup_mode(tmp, checks[m])) {
                    pick_up(op, tmp);
                    found = 1;
                    break;
                }
            }
            if (found) {
                continue;
            }
 
            /* any of the last 4 bits set means we use the ratio for value
             * pickups */
            if (op->contr->mode&PU_RATIO) {
                /* use value density to decide what else to grab.
                 * >=7 was >= op->contr->mode
                 * >=7 is the old standard setting.  Now we take the last 4 bits
                 * and multiply them by 5, giving 0..15*5== 5..75 */
                wvratio = (op->contr->mode&PU_RATIO)*5;
                current_ratio = price_base(tmp)*100/(tmp->weight*MAX(tmp->nrof, 1));
                if (current_ratio >= wvratio) {
                    pick_up(op, tmp);
                    continue;
                }
            }
        } /* the new pickup model */
    } FOR_BELOW_FINISH();
    return !stop;
}
 
static object *find_arrow(object *op, const char *type) {
    object *tmp = NULL;
 
    FOR_INV_PREPARE(op, inv)
        if (!tmp
        && inv->type == CONTAINER
        && inv->race == type
        && QUERY_FLAG(inv, FLAG_APPLIED))
            tmp = find_arrow(inv, type);
        else if (inv->type == ARROW && inv->race == type)
            return inv;
    FOR_INV_FINISH();
    return tmp;
}
 
static object *find_better_arrow(object *op, object *target, const char *type, int *better) {
    object *tmp = NULL, *ntmp;
    int attacknum, attacktype, betterby = 0, i;
 
    if (!type)
        return NULL;
 
    FOR_INV_PREPARE(op, arrow) {
        if (arrow->type == CONTAINER
        && arrow->race == type
        && QUERY_FLAG(arrow, FLAG_APPLIED)) {
            i = 0;
            ntmp = find_better_arrow(arrow, target, type, &i);
            if (i > betterby) {
                tmp = ntmp;
                betterby = i;
            }
        } else if (arrow->type == ARROW && arrow->race == type) {
            /* always prefer assassination/slaying */
            if (target->race != NULL
            && arrow->slaying != NULL
            && strstr(arrow->slaying, target->race)) {
                if (arrow->attacktype&AT_DEATH) {
                    if (better)
                        *better = 100;
                    return arrow;
                } else {
                    tmp = arrow;
                    betterby = (arrow->magic+arrow->stats.dam)*2;
                }
            } else {
                for (attacknum = 0; attacknum < NROFATTACKS; attacknum++) {
                    attacktype = 1<<attacknum;
                    if ((arrow->attacktype&attacktype) && (target->arch->clone.resist[attacknum]) < 0)
                        if (((arrow->magic+arrow->stats.dam)*(100-target->arch->clone.resist[attacknum])/100) > betterby) {
                            tmp = arrow;
                            betterby = (arrow->magic+arrow->stats.dam)*(100-target->arch->clone.resist[attacknum])/100;
                        }
                }
                if ((2+arrow->magic+arrow->stats.dam) > betterby) {
                    tmp = arrow;
                    betterby = 2+arrow->magic+arrow->stats.dam;
                }
                if (arrow->title && (1+arrow->magic+arrow->stats.dam) > betterby) {
                    tmp = arrow;
                    betterby = 1+arrow->magic+arrow->stats.dam;
                }
            }
        }
    } FOR_INV_FINISH();
    if (tmp == NULL)
        return find_arrow(op, type);
 
    if (better)
        *better = betterby;
    return tmp;
}
 
static object *pick_arrow_target(object *op, const char *type, int dir) {
    object *tmp = NULL;
    mapstruct *m;
    int i, mflags, found, number;
    int16_t x, y;
 
    if (op->map == NULL)
        return find_arrow(op, type);
 
    /* do a dex check */
    number = (die_roll(2, 40, op, PREFER_LOW)-2)/2;
    if (number > (op->stats.Dex+(op->chosen_skill ? op->chosen_skill->level : op->level)))
        return find_arrow(op, type);
 
    m = op->map;
    x = op->x;
    y = op->y;
 
    /* find the first target */
    for (i = 0, found = 0; i < 20; i++) {
        x += freearr_x[dir];
        y += freearr_y[dir];
        mflags = get_map_flags(m, &m, x, y, &x, &y);
        if (mflags&P_OUT_OF_MAP || mflags&P_BLOCKSVIEW) {
            tmp = NULL;
            break;
        } else if (GET_MAP_MOVE_BLOCK(m, x, y) == MOVE_FLY_LOW) {
            /* This block presumes arrows and the like are MOVE_FLY_SLOW -
             * perhaps a bad assumption.
             */
            tmp = NULL;
            break;
        }
        if (mflags&P_IS_ALIVE) {
            FOR_MAP_PREPARE(m, x, y, tmp2)
                if (QUERY_FLAG(tmp2, FLAG_ALIVE)) {
                    tmp = tmp2;
                    found++;
                    break;
                }
            FOR_MAP_FINISH();
            if (found)
                break;
        }
    }
    if (tmp == NULL)
        return find_arrow(op, type);
 
    return find_better_arrow(op, HEAD(tmp), type, NULL);
}
 
int fire_bow(object *op, object *arrow, int dir, int wc_mod, int16_t sx, int16_t sy) {
    object *bow;
    tag_t tag;
    int bowspeed, mflags;
    mapstruct *m;
 
    if (!dir) {
        draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_ERROR,
                      "You can't shoot yourself!");
        return 0;
    }
    if (op->type == PLAYER) {
        bow = op->contr->ranges[range_bow];
        // Make sure the bow's skill is readied.
        // Otherwise, you can get wrong modifiers from unarmed attacks
        // because that ends up the readied skill.
        object *skill = find_skill_by_name(op, bow->skill);
        if (skill && change_skill(op, skill, 1) == 0) {
            draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_ERROR,
                                 "You cannot use %s without the skill %s", bow->name, bow->skill);
            return 0;
        }
    }
    else {
        /* Don't check for applied - monsters don't apply bows - in that way, they
         * don't need to switch back and forth between bows and weapons.
         */
        bow = object_find_by_type(op, BOW);
        if (!bow) {
            LOG(llevError, "Range: bow without activated bow (%s).\n", op->name);
            return 0;
        }
    }
    if (!bow->race || !bow->skill) {
        draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_ERROR,
                             "Your %s is broken.",
                             bow->name);
        return 0;
    }
 
    bowspeed = bow->stats.sp+get_dex_bonus(op->stats.Dex);
 
    /* penalize ROF for bestarrow */
    if (op->type == PLAYER && op->contr->bowtype == bow_bestarrow)
        bowspeed -= get_dex_bonus(op->stats.Dex)+5;
    if (bowspeed < 1)
        bowspeed = 1;
 
    if (arrow == NULL) {
        arrow = find_arrow(op, bow->race);
        if (arrow == NULL) {
            if (op->type == PLAYER)
                draw_ext_info_format(NDI_UNIQUE, 0, op,
                                     MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_ERROR,
                                     "You have no %s left.",
                                     bow->race);
            /* FLAG_READY_BOW will get reset if the monsters picks up some arrows */
            else
                CLEAR_FLAG(op, FLAG_READY_BOW);
            return 0;
        }
    }
    mflags = get_map_flags(op->map, &m, sx, sy, &sx, &sy);
    if (mflags&P_OUT_OF_MAP) {
        return 0;
    }
    if (GET_MAP_MOVE_BLOCK(m, sx, sy)&MOVE_FLY_LOW) {
        return 0;
    }
 
    /* this should not happen, but sometimes does */
    if (arrow->nrof == 0) {
        object_remove(arrow);
        object_free_drop_inventory(arrow);
        return 0;
    }
 
    arrow = object_split(arrow, 1, NULL, 0);
    if (arrow == NULL) {
        draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_ERROR,
                             "You have no %s left.",
                             bow->race);
        return 0;
    }
    object_set_owner(arrow, op);
    if (arrow->skill)
        free_string(arrow->skill);
    arrow->skill = add_refcount(bow->skill);
 
    arrow->direction = dir;
 
    if (op->type == PLAYER) {
        op->speed_left = 0.01-(float)FABS(op->speed)*100/bowspeed;
        fix_object(op);
    }
 
    if (bow->anim_suffix != NULL)
        apply_anim_suffix(op, bow->anim_suffix);
 
/*    SET_ANIMATION(arrow, arrow->direction);*/
    object_update_turn_face(arrow);
    arrow->stats.sp = arrow->stats.wc; /* save original wc and dam */
    arrow->stats.hp = arrow->stats.dam;
    arrow->stats.grace = arrow->attacktype;
    if (arrow->slaying != NULL)
        arrow->spellarg = strdup_local(arrow->slaying);
 
    /* Note that this was different for monsters - they got their level
     * added to the damage.  I think the strength bonus is more proper.
     */
 
    arrow->stats.dam += (QUERY_FLAG(bow, FLAG_NO_STRENGTH) ? 0 : get_dam_bonus(op->stats.Str))
        +bow->stats.dam
        +bow->magic
        +arrow->magic;
 
    /* update the speed */
    arrow->speed = (float)((QUERY_FLAG(bow, FLAG_NO_STRENGTH) ? 0 : get_dam_bonus(op->stats.Str))+bow->magic+arrow->magic)/5.0
        +(float)bow->stats.dam/7.0;
 
    if (arrow->speed < 1.0)
        arrow->speed = 1.0;
    object_update_speed(arrow);
    arrow->speed_left = 0;
 
    if (op->type == PLAYER) {
        /* we don't want overflows of wc (sint), so cap the value - mod and pl should be subtracted */
        int mod = bow->magic
            +arrow->magic
            +get_dex_bonus(op->stats.Dex)
            +get_thaco_bonus(op->stats.Str)
            +arrow->stats.wc
            +bow->stats.wc
            -wc_mod;
        int plmod = (op->chosen_skill ? op->chosen_skill->level : op->level);
        if (plmod+mod > 140)
            plmod = 140-mod;
        else if (plmod+mod < -100)
            plmod = -100-mod;
        arrow->stats.wc = 20-(int8_t)plmod-(int8_t)mod;
 
        arrow->level = op->chosen_skill ? op->chosen_skill->level : op->level;
    } else {
        arrow->stats.wc = op->stats.wc
            -bow->magic
            -arrow->magic
            -arrow->stats.wc
            +wc_mod;
 
        arrow->level = op->level;
    }
    if (arrow->attacktype == AT_PHYSICAL)
        arrow->attacktype |= bow->attacktype;
    if (bow->slaying != NULL)
        arrow->slaying = add_string(bow->slaying);
 
    /* If move_type is ever changed, monster.c:monster_use_bow() needs to be changed too. */
    arrow->move_type = MOVE_FLY_LOW;
    arrow->move_on = MOVE_FLY_LOW|MOVE_WALK;
 
    tag = arrow->count;
    object_insert_in_map_at(arrow, m, op, 0, sx, sy);
 
    if (!object_was_destroyed(arrow, tag)) {
        play_sound_map(SOUND_TYPE_ITEM, arrow, arrow->direction, "fire");
        ob_process(arrow);
    }
 
    return 1;
}
 
static int similar_direction(int a, int b) {
    /* shortcut the obvious */
    if (a == b)
        return 1;
    /*  Made this cleaner using modulus instead of a switch statement
     *  We only needed the direction and the two adjacent to it
     *  (8 is adjacent to 1 here) to return true, so a - 1, a, and a + 1
     *  are the three directions that get "similar" affirmed.
     *      -- Neila Hawkins 2015-05-28
     */
    // The last one for the offset is added afterwards so we get
    // 1-8 instead of 0-7 (specifically, 0 becomes 8 without changing
    // the other values).
    if ((a % 8) + 1 == b || (a + 6 % 8) + 1 == b)
        return 1;
    return 0;
}
 
static int player_fire_bow(object *op, int dir) {
    int ret = 0, wcmod = 0;
 
    if (op->contr->bowtype == bow_bestarrow) {
        ret = fire_bow(op, pick_arrow_target(op, op->contr->ranges[range_bow]->race, dir), dir, 0, op->x, op->y);
    } else if (op->contr->bowtype >= bow_n && op->contr->bowtype <= bow_nw) {
        if (!similar_direction(dir, op->contr->bowtype-bow_n+1))
            wcmod = -1;
        ret = fire_bow(op, NULL, op->contr->bowtype-bow_n+1, wcmod, op->x, op->y);
    } else if (op->contr->bowtype == bow_threewide) {
        ret = fire_bow(op, NULL, dir, 0, op->x, op->y);
        ret |= fire_bow(op, NULL, dir, -5, op->x+freearr_x[absdir(dir+2)], op->y+freearr_y[absdir(dir+2)]);
        ret |= fire_bow(op, NULL, dir, -5, op->x+freearr_x[absdir(dir-2)], op->y+freearr_y[absdir(dir-2)]);
    } else if (op->contr->bowtype == bow_spreadshot) {
        ret |= fire_bow(op, NULL, dir, 0, op->x, op->y);
        ret |= fire_bow(op, NULL, absdir(dir-1), -5, op->x, op->y);
        ret |= fire_bow(op, NULL, absdir(dir+1), -5, op->x, op->y);
    } else {
        /* Simple case */
        ret = fire_bow(op, NULL, dir, 0, op->x, op->y);
    }
    return ret;
}
 
static void fire_misc_object(object *op, int dir) {
    object *item;
    char name[MAX_BUF];
 
    item = op->contr->ranges[range_misc];
    if (!item) {
        draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_ERROR,
                      "You have no range item readied.");
        return;
    }
    if (!item->inv) {
        LOG(llevError, "Object %s lacks a spell\n", item->name);
        return;
    }
    if (item->type == WAND) {
        if (item->stats.food <= 0) {
            play_sound_player_only(op->contr, SOUND_TYPE_ITEM, item, 0, "poof");
            query_base_name(item, 0, name, MAX_BUF);
            draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_FAILURE,
                                 "The %s goes poof.",
                                 name);
            return;
        }
    } else if (item->type == ROD) {
        if (item->stats.hp < SP_level_spellpoint_cost(item, item->inv, SPELL_HIGHEST)) {
            play_sound_player_only(op->contr, SOUND_TYPE_ITEM, item, 0, "poof");
            query_base_name(item, 0, name, MAX_BUF);
            draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_FAILURE,
                                 "The %s whines for a while, but nothing happens.",
                                 name);
            return;
        }
    }
 
    if (cast_spell(op, item, dir, item->inv, NULL)) {
        SET_FLAG(op, FLAG_BEEN_APPLIED); /* You now know something about it */
        if (item->type == WAND) {
            drain_wand_charge(item);
        } else if (item->type == ROD) {
            drain_rod_charge(item);
        }
    }
}
 
void fire(object *op, int dir) {
 
    /* check for loss of invisiblity/hide */
    if (action_makes_visible(op))
        make_visible(op);
 
    switch (op->contr->shoottype) {
    case range_none:
        return;
 
    case range_bow:
        player_fire_bow(op, dir);
        return;
 
    case range_magic: /* Casting spells */
        cast_spell(op, op, dir, op->contr->ranges[range_magic], op->contr->spellparam[0] ? op->contr->spellparam : NULL);
        return;
 
    case range_misc:
        fire_misc_object(op, dir);
        return;
 
    case range_golem: /* Control summoned monsters from scrolls */
        if (op->contr->ranges[range_golem] == NULL
        || op->contr->golem_count != op->contr->ranges[range_golem]->count) {
            op->contr->ranges[range_golem] = NULL;
            op->contr->shoottype = range_none;
            op->contr->golem_count = 0;
        } else
            pets_control_golem(op->contr->ranges[range_golem], dir);
        return;
 
    case range_skill:
        if (!op->chosen_skill) {
            if (op->type == PLAYER)
                draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_ERROR,
                              "You have no applicable skill to use.");
            return;
        }
        (void)do_skill(op, op, op->chosen_skill, dir, NULL);
        return;
 
    case range_builder:
        apply_map_builder(op, dir);
        return;
 
    default:
        draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_ERROR,
                      "Illegal shoot type.");
        return;
    }
}
 
object *find_key(object *pl, object *container, object *door) {
    object *tmp, *key;
 
    /* Should not happen, but sanity checking is never bad */
    if (container->inv == NULL)
        return NULL;
 
    /* First, lets try to find a key in the top level inventory */
    tmp = NULL;
    if (door->type == DOOR) {
        int flag = FLAG_UNPAID;
        tmp = object_find_by_type_without_flags(container, KEY, &flag, 1);
    }
    /* For sanity, we should really check door type, but other stuff
     * (like containers) can be locked with special keys
     */
    if (!tmp && door->slaying != NULL) {
        tmp = object_find_by_type_and_slaying(container, SPECIAL_KEY, door->slaying);
    }
    /* No key found - lets search inventories now */
    /* If we find and use a key in an inventory, return at that time.
     * otherwise, if we search all the inventories and still don't find
     * a key, return
     */
    if (!tmp) {
        FOR_INV_PREPARE(container, tmp) {
            /* No reason to search empty containers */
            if (tmp->type == CONTAINER && tmp->inv) {
                key = find_key(pl, tmp, door);
                if (key != NULL)
                    return key;
            }
        } FOR_INV_FINISH();
        return NULL;
    }
    /* We get down here if we have found a key.  Now if its in a container,
     * see if we actually want to use it
     */
    if (pl != container) {
        /* Only let players use keys in containers */
        if (!pl->contr)
            return NULL;
        /* cases where this fails:
         * If we only search the player inventory, return now since we
         * are not in the players inventory.
         * If the container is not active, return now since only active
         * containers can be used.
         * If we only search keyrings and the container does not have
         * a race/isn't a keyring.
         * No checking for all containers - to fall through past here,
         * inv must have been an container and must have been active.
         *
         * Change the color so that the message doesn't disappear with
         * all the others.
         */
        if (pl->contr->usekeys == key_inventory
        || !QUERY_FLAG(container, FLAG_APPLIED)
        || (pl->contr->usekeys == keyrings && (!container->race || strcmp(container->race, "keys")))) {
            char name_tmp[MAX_BUF], name_cont[MAX_BUF];
 
            query_name(tmp, name_tmp, MAX_BUF);
            query_name(container, name_cont, MAX_BUF);
            draw_ext_info_format(NDI_UNIQUE|NDI_BROWN, 0, pl,
                                 MSG_TYPE_ITEM, MSG_TYPE_ITEM_INFO,
                                 "The %s in your %s vibrates as you approach the door",
                                 name_tmp, name_cont);
            return NULL;
        }
    }
    return tmp;
}
 
static int player_attack_door(object *op, object *door) {
    /* If its a door, try to find a use a key.  If we do destroy the door,
     * might as well return immediately as there is nothing more to do -
     * otherwise, we fall through to the rest of the code.
     */
    object *key = find_key(op, op, door);
 
    assert(door->type == DOOR || door->type == LOCKED_DOOR);
 
    /* IF we found a key, do some extra work */
    if (key) {
        char name[HUGE_BUF];
 
        play_sound_map(SOUND_TYPE_GROUND, door, 0, "open");
        if (action_makes_visible(op))
            make_visible(op);
        if (door->inv && (door->inv->type == RUNE || door->inv->type == TRAP))
            spring_trap(door->inv, op);
 
        query_short_name(key, name, HUGE_BUF);
        draw_ext_info_format(NDI_UNIQUE, NDI_BROWN, op,
                             MSG_TYPE_ITEM, MSG_TYPE_ITEM_REMOVE,
                             "You open the door with the %s",
                             name);
 
        if (door->type == DOOR)
            remove_door(door);
        else
            remove_locked_door(door); /* remove door without violence ;-) */
 
        /* Do this after we print the message */
        object_decrease_nrof_by_one(key); /* Use up one of the keys */
 
        return 1; /* Nothing more to do below */
 
    }
 
    if (door->type == LOCKED_DOOR) {
        /* Might as well return now - no other way to open this */
        if (door->msg && *door->msg) {
            draw_ext_info(NDI_UNIQUE|NDI_NAVY, 0, op, MSG_TYPE_ITEM, MSG_TYPE_ITEM_INFO,
                          door->msg);
        }
        return 1;
    }
 
    if (door->type == DOOR && op->contr && !op->contr->run_on) {
        /* Player so try to pick the door */
        object *lock = find_skill_by_name(op, "lockpicking");
        if (lock) {
            /* Even if the lockpicking failed, don't go on moving, player should explicitely attack or run
             * to bash the door. */
            do_skill(op, op, lock, op->facing, NULL);
            return 1;
        }
    }
 
    return 0;
}
 
void move_player_attack(object *op, int dir) {
    object *mon, *tpl, *mon_owner;
    int16_t nx, ny;
    int on_battleground;
    mapstruct *m;
 
    if (op->contr->transport)
        tpl = op->contr->transport;
    else
        tpl = op;
    assert(tpl->map != NULL); // op must be on a map in order to move it
    nx = freearr_x[dir]+tpl->x;
    ny = freearr_y[dir]+tpl->y;
 
    on_battleground = op_on_battleground(tpl, NULL, NULL, NULL);
 
    // Temporarily store the map we are on before movement.
    mapstruct *bef = tpl->map;
 
    /* If braced, or can't move to the square, and it is not out of the
     * map, attack it.  Note order of if statement is important - don't
     * want to be calling move_ob if braced, because move_ob will move the
     * player.  This is a pretty nasty hack, because if we could
     * move to some space, it then means that if we are braced, we should
     * do nothing at all.  As it is, if we are braced, we go through
     * quite a bit of processing.  However, it probably is less than what
     * move_ob uses.
     */
    if ((op->contr->braced || !move_ob(tpl, dir, tpl)) && !out_of_map(tpl->map, nx, ny)) {
        if (OUT_OF_REAL_MAP(tpl->map, nx, ny)) {
            m = get_map_from_coord(tpl->map, &nx, &ny);
            if (!m)
                return; /* Don't think this should happen */
        } else
            m = tpl->map;
 
        if (GET_MAP_OB(m, nx, ny) == NULL) {
            /* LOG(llevError, "player_move_attack: GET_MAP_OB returns NULL, but player can not move there.\n");*/
            return;
        }
 
        mon = NULL;
        /* Go through all the objects, and find ones of interest. Only stop if
         * we find a monster - that is something we know we want to attack.
         * if its a door or barrel (can roll) see if there may be monsters
         * on the space
         */
        FOR_MAP_PREPARE(m, nx, ny, tmp) {
            if (tmp == op) {
                continue;
            }
            if (QUERY_FLAG(tmp, FLAG_ALIVE)) {
                mon = tmp;
                /* Gros: Objects like (pass-through) doors are alive, but haven't
                 * their monster flag set - so this is a good way attack real
                 * monsters in priority.
                 */
                if (QUERY_FLAG(tmp, FLAG_MONSTER))
                    break;
            }
            if (tmp->type == LOCKED_DOOR || QUERY_FLAG(tmp, FLAG_CAN_ROLL))
                mon = tmp;
        } FOR_MAP_FINISH();
 
        if (mon == NULL)  /* This happens anytime the player tries to move */
            return;  /* into a wall */
 
        mon = HEAD(mon);
        if ((mon->type == DOOR && mon->stats.hp >= 0) || (mon->type == LOCKED_DOOR))
            if (player_attack_door(op, mon))
                return;
 
        /* The following deals with possibly attacking peaceful
         * or friendly creatures.  Basically, all players are considered
         * unaggressive.  If the moving player has peaceful set, then the
         * object should be pushed instead of attacked.  It is assumed that
         * if you are braced, you will not attack friends accidently,
         * and thus will not push them.
         */
 
        /* If the creature is a pet, push it even if the player is not
         * peaceful.  Our assumption is the creature is a pet if the
         * player owns it and it is either friendly or unaggressive.
         */
        mon_owner = object_get_owner(mon);
        if ((op->type == PLAYER)
        && (mon_owner == op || (mon_owner != NULL && mon_owner->type == PLAYER && mon_owner->contr->party != NULL && mon_owner->contr->party == op->contr->party))
        && (QUERY_FLAG(mon, FLAG_UNAGGRESSIVE) || QUERY_FLAG(mon, FLAG_FRIENDLY))) {
            /* If we're braced, we don't want to switch places with it */
            if (op->contr->braced)
                return;
            play_sound_map(SOUND_TYPE_LIVING, mon, dir, "push");
            (void)push_ob(mon, dir, op);
            if (op->contr->tmp_invis || op->hide)
                make_visible(op);
            return;
        }
 
        /* in certain circumstances, you shouldn't attack friendly
         * creatures.  Note that if you are braced, you can't push
         * someone, but put it inside this loop so that you won't
         * attack them either.
         */
        if ((mon->type == PLAYER || mon->enemy != op)
        && (mon->type == PLAYER || QUERY_FLAG(mon, FLAG_UNAGGRESSIVE) || QUERY_FLAG(mon, FLAG_FRIENDLY))
        && (op->contr->peaceful && !on_battleground)) {
            if (!op->contr->braced) {
                play_sound_map(SOUND_TYPE_LIVING, mon, dir, "push");
                (void)push_ob(mon, dir, op);
            } else {
                draw_ext_info(0, 0, op, MSG_TYPE_ATTACK, MSG_TYPE_ATTACK_NOATTACK,
                              "You withhold your attack");
            }
            if (op->contr->tmp_invis || op->hide)
                make_visible(op);
        }
 
        /* If the object is a boulder or other rollable object, then
         * roll it if not braced.  You can't roll it if you are braced.
         */
        else if (QUERY_FLAG(mon, FLAG_CAN_ROLL) && (!op->contr->braced)) {
            recursive_roll(mon, dir, op);
            if (action_makes_visible(op))
                make_visible(op);
 
        /* Any generic living creature.  Including things like doors.
         * Way it works is like this:  First, it must have some hit points
         * and be living.  Then, it must be one of the following:
         * 1) Not a player, 2) A player, but of a different party.  Note
         * that party_number -1 is no party, so attacks can still happen.
         */
        } else if ((mon->stats.hp >= 0)
        && QUERY_FLAG(mon, FLAG_ALIVE)
        && ((mon->type != PLAYER || op->contr->party == NULL || op->contr->party != mon->contr->party))) {
            /* If the player hasn't hit something this tick, and does
             * so, give them speed boost based on weapon speed.  Doing
             * it here is better than process_players2, which basically
             * incurred a 1 tick offset.
             */
            if (op->weapon_speed_left < 0) {
                op->speed_left = -0.01;
                return;
            }
            op->weapon_speed_left -= 1.0;
 
            skill_attack(mon, op, 0, NULL, NULL);
 
            /* If attacking another player, that player gets automatic
             * hitback, and doesn't loose luck either.
             * Disable hitback on the battleground or if the target is
             * the wiz.
             */
            if (mon->type == PLAYER
            && mon->stats.hp >= 0
            && !mon->contr->has_hit
            && !on_battleground
            && !QUERY_FLAG(mon, FLAG_WIZ)) {
                short luck = mon->stats.luck;
                mon->contr->has_hit = 1;
                skill_attack(op, mon, 0, NULL, NULL);
                mon->stats.luck = luck;
            }
            if (action_makes_visible(op))
                make_visible(op);
        }
    } /* if player should attack something */
    else if (bef != tpl->map) {
        player_map_change_common(op, bef, tpl->map);
    }
}
 
static void update_transport_block(object *transport, int dir) {
    object *part;
    int sx, sy, x, y;
 
    object_get_multi_size(transport, &sx, &sy, NULL, NULL);
    assert(sx == sy);
 
    if (dir == 1 || dir == 5) {
        part = transport;
        for (y = 0; y <= sy; y++) {
            for (x = 0; x < sx; x++) {
                part->move_type = transport->move_type;
                part = part->more;
            }
            part->move_type = 0;
            part = part->more;
        }
    } else if (dir == 3 || dir == 7) {
        part = transport;
        for (y = 0; y < sy; y++) {
            for (x = 0; x <= sx; x++) {
                part->move_type = transport->move_type;
                part = part->more;
            }
        }
        while (part) {
            part->move_type = 0;
            part = part->more;
        }
    } else {
        for (part = transport; part; part = part->more) {
            part->move_type = transport->move_type;
        }
    }
}
 
static int turn_one_transport(object *transport, object *captain, int dir) {
    int x, y, scroll_dir = 0;
 
    assert(transport->type == TRANSPORT);
 
    x = transport->x;
    y = transport->y;
 
    if (transport->direction == 1 && dir == 8) {
        x--;
    } else if (transport->direction == 2 && dir == 3) {
        y++;
    } else if (transport->direction == 3 && dir == 2) {
        y--;
    } else if (transport->direction == 5 && dir == 6) {
        x--;
    } else if (transport->direction == 6 && dir == 5) {
        x++;
    } else if (transport->direction == 7 && dir == 8) {
        y--;
    } else if (transport->direction == 8 && dir == 7) {
        y++;
    } else if (transport->direction == 8 && dir == 1) {
        x++;
    }
 
    update_transport_block(transport, dir);
    object_remove(transport);
    if (ob_blocked(transport, transport->map, x, y)) {
        update_transport_block(transport, transport->direction);
        object_insert_in_map_at(transport, transport->map, NULL, 0, x, y);
        return 2;
    }
 
    if (x != transport->x || y != transport->y) {
/*        assert(scroll_dir != 0);*/
 
        FOR_INV_PREPARE(transport, pl) {
            if (pl->type == PLAYER) {
                pl->contr->do_los = 1;
                pl->map = transport->map;
                pl->x = x;
                pl->y = y;
                esrv_map_scroll(pl->contr->socket, freearr_x[scroll_dir], freearr_y[scroll_dir]);
                pl->contr->socket->update_look = 1;
                pl->contr->socket->look_position = 0;
            }
        } FOR_INV_FINISH();
    }
 
    object_insert_in_map_at(transport, transport->map, NULL, 0, x, y);
    transport->direction = dir;
    transport->facing = dir;
    animate_object(transport, dir);
    captain->direction = dir;
    return 1;
}
 
static int turn_transport(object *transport, object *captain, int dir) {
    assert(transport->type == TRANSPORT);
 
    if (object_value_set(transport, "turnable_transport") == false) {
        transport->direction = dir;
        transport->facing = dir;
        if (QUERY_FLAG(transport, FLAG_ANIMATE)) {
            animate_object(transport, dir);
        }
        captain->direction = dir;
        return 0;
    }
 
    if (transport->direction == dir)
        return 0;
 
    if (absdir(transport->direction-dir) > 2)
        return turn_one_transport(transport, captain, absdir(transport->direction+1));
    else
        return turn_one_transport(transport, captain, absdir(transport->direction-1));
}
 
int move_player(object *op, int dir) {
    object *transport = op->contr->transport; //< Transport player is in
 
    if (!transport && (op->map == NULL || op->map->in_memory != MAP_IN_MEMORY))
        return 0;
 
    /* Sanity check: make sure dir is valid */
    if ((dir < 0) || (dir >= 9)) {
        LOG(llevError, "move_player: invalid direction %d\n", dir);
        return 0;
    }
 
    if (QUERY_FLAG(op, FLAG_CONFUSED) && dir)
        dir = get_randomized_dir(dir);
 
    op->facing = dir;
 
    if (transport) {
        /* transport->contr is set up for the person in charge of the boat.
         * if that isn't this person, he can't steer it, etc
         */
        if (transport->contr != op->contr)
            return 0;
 
        /* Transport is out of movement.  But update dir so it at least
         * will point in the same direction if player is running.
         */
        if (transport->speed_left < 0.0) {
            return 0;
        }
        /* Remove transport speed.  Give player just a little speed -
         * enough so that they will get an action again quickly.
         */
        transport->speed_left -= 1.0;
        if (op->speed_left < 0.0)
            op->speed_left = -0.01;
 
        int turn = turn_transport(transport, op, dir);
        if (turn != 0)
            return 0;
    } else {
        if (op->hide) {
            do_hidden_move(op);
        }
 
        /* it is important to change the animation now, as fire or move_player_attack can start a compound animation,
         * and leave us with state = 0, which we don't want to change again. */
        op->state++; /* player moved, so change animation. */
        animate_object(op, op->facing);
    }
 
    if (op->contr->fire_on) {
        fire(op, dir);
    } else
        move_player_attack(op, dir);
 
    int pick = check_pick(op);
 
    /* Add special check for newcs players and fire on - this way, the
     * server can handle repeat firing.
     */
    if (op->contr->fire_on || (op->contr->run_on && pick != 0)) {
        op->direction = dir;
    } else {
        op->direction = 0;
    }
    return 0;
}
 
int face_player(object *op, int dir) {
    object *transport = op->contr->transport; //< Transport player is in
 
    if (!transport && (op->map == NULL || op->map->in_memory != MAP_IN_MEMORY))
        return 0;
 
    /* Sanity check: make sure dir is valid */
    if ((dir < 0) || (dir >= 9)) {
        LOG(llevError, "move_player: invalid direction %d\n", dir);
        return 0;
    }
 
    if (QUERY_FLAG(op, FLAG_CONFUSED) && dir)
        dir = get_randomized_dir(dir);
 
    op->facing = dir;
 
    if (transport) {
        /* transport->contr is set up for the person in charge of the boat.
         * if that isn't this person, he can't steer it, etc
         */
        if (transport->contr != op->contr)
            return 0;
 
        turn_transport(transport, op, dir);
    } else {
        if (op->hide) {
            do_hidden_move(op);
        }
 
        /* it is important to change the animation now, as fire or move_player_attack can start a compound animation,
         * and leave us with state = 0, which we don't want to change again. */
        op->state++; /* player moved, so change animation. */
        animate_object(op, op->facing);
    }
 
    /* Add special check for newcs players and fire on - this way, the
     * server can handle repeat firing.
     */
    if (op->contr->fire_on || op->contr->run_on) {
        op->direction = dir;
    } else {
        op->direction = 0;
    }
    return 0;
}
 
int handle_newcs_player(object *op) {
    if (op->contr->hidden) {
        op->invisible = 1000;
        /* the socket code flashes the player visible/invisible
         * depending on the value if invisible, so we need to
         * alternate it here for it to work correctly.
         */
        if (pticks&2)
            op->invisible--;
    } else if (op->invisible && !(QUERY_FLAG(op, FLAG_MAKE_INVIS))) {
        op->invisible--;
        if (!op->invisible) {
            make_visible(op);
            draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_SPELL, MSG_TYPE_SPELL_END,
                          "Your invisibility spell runs out.");
        }
    }
 
    if (QUERY_FLAG(op, FLAG_SCARED)) {
        flee_player(op);
        /* If player is still scared, that is his action for this tick */
        if (QUERY_FLAG(op, FLAG_SCARED)) {
            op->speed_left--;
            return 0;
        }
    }
 
    /* I've been seeing crashes where the golem has been destroyed, but
     * the player object still points to the defunct golem.  The code that
     * destroys the golem looks correct, and it doesn't always happen, so
     * put this in a a workaround to clean up the golem pointer.
     */
    if (op->contr->ranges[range_golem]
    && ((op->contr->golem_count != op->contr->ranges[range_golem]->count) || QUERY_FLAG(op->contr->ranges[range_golem], FLAG_REMOVED))) {
        op->contr->ranges[range_golem] = NULL;
        op->contr->golem_count = 0;
    }
 
    /*
     * If the player has been paralyzed, we unmark the flag and give a message to the player
     */
    if (QUERY_FLAG(op, FLAG_PARALYZED)) {
        CLEAR_FLAG(op, FLAG_PARALYZED);
        // TODO: Is this check necessary? We are in player.c, after all.
        if (op->type == PLAYER)
        {
            draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_BAD_EFFECT_END,
                          "You can stretch your stiff joints once more.");
        }
    }
 
    if (op->direction && (op->contr->run_on || op->contr->fire_on)) {
        /* All move commands take 1 tick, at least for now */
        op->speed_left--;
 
        /* Instead of all the stuff below, let move_player take care
         * of it.  Also, some of the skill stuff is only put in
         * there, as well as the confusion stuff.
         */
        move_player(op, op->direction);
        if (op->speed_left > 0)
            return 1;
        else
            return 0;
    }
    return 0;
}
 
static int save_life(object *op) {
    object *tmp;
 
    if (!QUERY_FLAG(op, FLAG_LIFESAVE))
        return 0;
 
    tmp = object_find_by_flag_applied(op, FLAG_LIFESAVE);
    if (tmp != NULL) {
        char name[MAX_BUF];
 
        query_name(tmp, name, MAX_BUF);
        play_sound_map(SOUND_TYPE_ITEM, tmp, 0, "evaporate");
        draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_ITEM, MSG_TYPE_ITEM_REMOVE,
                             "Your %s vibrates violently, then evaporates.",
                             name);
        object_remove(tmp);
        object_free_drop_inventory(tmp);
        CLEAR_FLAG(op, FLAG_LIFESAVE);
        if (op->stats.hp < 0)
            op->stats.hp = op->stats.maxhp;
        if (op->stats.food < 0)
            op->stats.food = MAX_FOOD;
        fix_object(op);
        return 1;
    }
    LOG(llevError, "Error: LIFESAVE set without applied object.\n");
    CLEAR_FLAG(op, FLAG_LIFESAVE);
    enter_player_savebed(op); /* bring him home. */
    return 0;
}
 
void remove_unpaid_objects(object *op, object *env, int free_items) {
    FOR_OB_AND_BELOW_PREPARE(op) {
        if (QUERY_FLAG(op, FLAG_UNPAID)) {
            object_remove(op);
            if (free_items)
                object_free_drop_inventory(op);
            else
                object_insert_in_map_at(op, env->map, NULL, 0, env->x, env->y);
        } else if (op->inv)
            remove_unpaid_objects(op->inv, env, free_items);
    } FOR_OB_AND_BELOW_FINISH();
}
 
static const char *gravestone_text(object *op, char *buf2, int len) {
    char buf[MAX_BUF];
    time_t now = time(NULL);
 
    strncpy(buf2, "                 R.I.P.\n\n", len);
    if (op->type == PLAYER)
        snprintf(buf, sizeof(buf), "%s the %s\n", op->name, op->contr->title);
    else
        snprintf(buf, sizeof(buf), "%s\n", op->name);
    strncat(buf2, "                    ",  20-strlen(buf)/2);
    strncat(buf2, buf, len-strlen(buf2)-1);
    if (op->type == PLAYER)
        snprintf(buf, sizeof(buf), "who was in level %d when killed\n", op->level);
    else
        snprintf(buf, sizeof(buf), "who was in level %d when died.\n\n", op->level);
    strncat(buf2, "                    ", 20-strlen(buf)/2);
    strncat(buf2, buf, len-strlen(buf2)-1);
    if (op->type == PLAYER) {
        snprintf(buf, sizeof(buf), "by %s.\n\n", op->contr->killer);
        strncat(buf2, "                    ",  21-strlen(buf)/2);
        strncat(buf2, buf, len-strlen(buf2)-1);
    }
    strftime(buf, MAX_BUF, "%b %d %Y\n", localtime(&now));
    strncat(buf2, "                    ",  20-strlen(buf)/2);
    strncat(buf2, buf, len-strlen(buf2)-1);
    return buf2;
}
 
static bool starving(object *op) {
    return op->stats.food <= 0;
}
 
void do_some_living(object *op) {
    int last_food = op->stats.food;
    int gen_hp, gen_sp, gen_grace;
    int rate_hp = 1200;
    int rate_sp = 2500;
    int rate_grace = 2000;
 
    if (op->contr->state == ST_PLAYING) {
        /* these next three if clauses make it possible to SLOW DOWN
           hp/grace/spellpoint regeneration. */
        if (op->contr->gen_hp >= 0)
            gen_hp = (op->contr->gen_hp+1)*op->stats.maxhp;
        else {
            gen_hp = op->stats.maxhp;
            rate_hp -= rate_hp/2*op->contr->gen_hp;
        }
        if (op->contr->gen_sp >= 0)
            gen_sp = (op->contr->gen_sp+1)*op->stats.maxsp;
        else {
            gen_sp = op->stats.maxsp;
            rate_sp -= rate_sp/2*op->contr->gen_sp;
        }
        if (op->contr->gen_grace >= 0)
            gen_grace = (op->contr->gen_grace+1)*op->stats.maxgrace;
        else {
            gen_grace = op->stats.maxgrace;
            rate_grace -= rate_grace/2*op->contr->gen_grace;
        }
 
        /* Regenerate Spell Points */
        if (op->contr->ranges[range_golem] == NULL && --op->last_sp < 0) {
            gen_sp = gen_sp*10/MAX(op->contr->gen_sp_armour, 10);
            if (op->stats.sp < op->stats.maxsp) {
                op->stats.sp++;
                /* dms do not consume food */
                if (!QUERY_FLAG(op, FLAG_WIZ)) {
                    op->stats.food--;
                    if (op->contr->digestion < 0)
                        op->stats.food += op->contr->digestion;
                    else if (op->contr->digestion > 0
                    && random_roll(0, op->contr->digestion, op, PREFER_HIGH))
                        op->stats.food = last_food;
                }
            }
            op->last_sp = rate_sp/(MAX(gen_sp, 20)+10);
        }
 
        /* Regenerate Grace */
        /* I altered this a little - maximum grace is only achieved through prayer -b.t.*/
        if (--op->last_grace < 0) {
            if (op->stats.grace < op->stats.maxgrace/2)
                op->stats.grace++; /* no penalty in food for regaining grace */
            op->last_grace = rate_grace/(MAX(gen_grace, 20)+10);
            /* wearing stuff doesn't detract from grace generation. */
        }
 
        /* Regenerate Hit Points (unless you are a wraith player) */
        if (--op->last_heal < 0 && !is_wraith_pl(op) && !starving(op)) {
            if (op->stats.hp < op->stats.maxhp) {
                op->stats.hp++;
                /* dms do not consume food */
                if (!QUERY_FLAG(op, FLAG_WIZ)) {
                    op->stats.food--;
                    if (op->contr->digestion < 0)
                        op->stats.food += op->contr->digestion;
                    else if (op->contr->digestion > 0
                    && random_roll(0, op->contr->digestion, op, PREFER_HIGH))
                        op->stats.food = last_food;
                }
            }
            op->last_heal = rate_hp/(MAX(gen_hp, 20)+10);
        }
 
        /* Digestion */
        if (--op->last_eat < 0) {
            int bonus = MAX(op->contr->digestion, 0);
            int penalty = MAX(-op->contr->digestion, 0);
            if (op->contr->gen_hp > 0)
                op->last_eat = 25*(1+bonus)/(op->contr->gen_hp+penalty+1);
            else
                op->last_eat = 25*(1+bonus)/(penalty+1);
            /* dms do not consume food */
            if (!QUERY_FLAG(op, FLAG_WIZ))
                op->stats.food--;
        }
    }
 
    // Grab a bite of food if able, starving, and still alive.
    if (op->contr->state == ST_PLAYING && starving(op) && op->stats.hp >= 0) {
        if (is_wraith_pl(op))
            draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_ITEM, MSG_TYPE_ITEM_REMOVE, "You feel a hunger for living flesh.");
        /* Only allow eat if not paralyzed. Otherwise our paralyzed player is "moving" to eat.
         * Neila Hawkins 2017-08-23
         */
        else if (!QUERY_FLAG(op, FLAG_PARALYZED)){
            object *flesh = NULL;
 
            FOR_INV_PREPARE(op, tmp) {
                if (!QUERY_FLAG(tmp, FLAG_UNPAID)) {
                    if (tmp->type == FOOD || tmp->type == DRINK || tmp->type == POISON) {
                        draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_ITEM, MSG_TYPE_ITEM_REMOVE,
                                      "You blindly grab for a bite of food.");
                        apply_manual(op, tmp, 0);
                        if (op->stats.food >= 0 || op->stats.hp < 0)
                            break;
                    } else if (tmp->type == FLESH)
                        flesh = tmp;
                } /* End if paid for object */
            } FOR_INV_FINISH(); /* end of for loop */
            /* If player is still starving, it means they don't have any food, so
             * eat flesh instead.
             */
            if (op->stats.food < 0 && op->stats.hp >= 0 && flesh) {
                draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_ITEM, MSG_TYPE_ITEM_REMOVE,
                              "You blindly grab for a bite of food.");
                apply_manual(op, flesh, 0);
            }
        } /* end not wraith and not paralyzed */
        else { // Print a message for when the player is starving and paralyzed
            draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_ITEM, MSG_TYPE_ITEM_REMOVE, "Your stomach rumbles, but you can't reach your food.");
        } /* end not wraith and is paralyzed */
    } /* end if player is starving */
 
    // Prevent food from going negative, then deal constant hunger damage.
    if (starving(op)) {
        op->stats.food = 0;
        op->stats.hp -= 1;
    }
 
    if (!op->contr->state && !QUERY_FLAG(op, FLAG_WIZ) && (op->stats.hp <= 0))
        kill_player(op, NULL);
}
 
static void loot_object(object *op) {
    object *tmp2;
 
    if (op->container) { /* close open sack first */
        apply_container(op, op->container, AP_NULL);
    }
 
    FOR_INV_PREPARE(op, tmp) {
        if (tmp->invisible)
            continue;
        object_remove(tmp);
        tmp->x = op->x,
        tmp->y = op->y;
        if (tmp->type == CONTAINER) { /* empty container to ground */
            loot_object(tmp);
        }
        if (!QUERY_FLAG(tmp, FLAG_UNIQUE)
        && (QUERY_FLAG(tmp, FLAG_STARTEQUIP) || QUERY_FLAG(tmp, FLAG_NO_DROP) || !(RANDOM()%3))) {
            if (tmp->nrof > 1) {
                tmp2 = object_split(tmp, 1+RANDOM()%(tmp->nrof-1), NULL, 0);
                object_free_drop_inventory(tmp2);
                object_insert_in_map_at(tmp, op->map, NULL, 0, op->x, op->y);
            } else
                object_free_drop_inventory(tmp);
        } else
            object_insert_in_map_at(tmp, op->map, NULL, 0, op->x, op->y);
    } FOR_INV_FINISH();
}
 
static void restore_player(object *op) {
    object *tmp;
    archetype *at = find_archetype("poisoning");
    if (at != NULL) {
        tmp = arch_present_in_ob(at, op);
        if (tmp) {
            object_remove(tmp);
            object_free_drop_inventory(tmp);
            draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_BAD_EFFECT_END,
                          "Your body feels cleansed");
        }
    }
 
    at = find_archetype("confusion");
    if (at != NULL) {
        tmp = arch_present_in_ob(at, op);
        if (tmp) {
            object_remove(tmp);
            object_free_drop_inventory(tmp);
            draw_ext_info(NDI_UNIQUE, 0, tmp, MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_BAD_EFFECT_END,
                          "Your mind feels clearer");
        }
    }
 
    cure_disease(op, NULL, NULL);  /* remove any disease */
}
 
void kill_player(object *op, const object *killer) {
    char buf[MAX_BUF];
    int x, y;
    object *tmp;
    archetype *trophy = NULL;
 
    /* Don't die if the player's life can be saved. */
    if (save_life(op)) {
        return;
    }
 
    /* If player dies on BATTLEGROUND, no stat/exp loss! For Combat-Arenas
     * in cities ONLY!!! It is very important that this doesn't get abused.
     * Look at op_on_battleground() for more info       --AndreasV
     */
    if (op_on_battleground(op, &x, &y, &trophy)) {
        assert(trophy != NULL);
        draw_ext_info(NDI_UNIQUE|NDI_NAVY, 0, op, MSG_TYPE_VICTIM,  MSG_TYPE_VICTIM_DIED,
                      "You have been defeated in combat!\n"
                      "Local medics have saved your life...");
 
        /* restore player */
        restore_player(op);
 
        op->stats.hp = op->stats.maxhp;
        if (op->stats.food <= 0)
          op->stats.food = MAX_FOOD;
 
        /* create a bodypart-trophy to make the winner happy */
        tmp = arch_to_object(trophy);
        if (tmp != NULL) {
            snprintf(buf, sizeof(buf), "%s's %s", op->name, tmp->name);
            tmp->name = add_string(buf);
 
            snprintf(buf, sizeof(buf),
                    "This %s was %s %s the %s, who was defeated at level %d by %s.\n",
                    tmp->name, tmp->type == FLESH ? "cut off" : "taken from",
                    op->name, op->contr->title,
                    (int)(op->level), op->contr->killer);
 
            object_set_msg(tmp, buf);
            tmp->type = 0;
            tmp->value = 0;
            tmp->material = 0;
            tmp->materialname = NULL;
            object_insert_in_map_at(tmp, op->map, op, 0, op->x, op->y);
        }
 
        /* teleport defeated player to new destination*/
        transfer_ob(op, x, y, 0, NULL);
        op->contr->braced = 0;
        return;
    }
 
    if (events_execute_object_event(op, EVENT_DEATH, NULL, NULL, NULL, SCRIPT_FIX_ALL) != 0)
        return;
 
    events_execute_global_event(EVENT_PLAYER_DEATH, op, killer);
    if (starving(op)) {
        snprintf(buf, sizeof(buf), "%s starved to death.", op->name);
        strcpy(op->contr->killer, "starvation");
    } else {
        snprintf(buf, sizeof(buf), "%s died.", op->name);
    }
    play_sound_player_only(op->contr, SOUND_TYPE_LIVING, op, 0, "death");
 
    if (settings.not_permadeth == TRUE) {
        kill_player_not_permadeath(op);
    } else {
        kill_player_permadeath(op);
    }
}
 
static void kill_player_not_permadeath(object *op) {
    int num_stats_lose;
    int will_kill_again;
    int lost_a_stat;
    int z;
    object *tmp;
    char buf[MAX_BUF];
    archetype *at;
 
    /* Basically two ways to go - remove a stat permanently, or just
     * make it depletion.  This bunch of code deals with that aspect
     * of death.
     */
    if (settings.balanced_stat_loss) {
        /* If stat loss is permanent, lose one stat only. */
        /* Lower level chars don't lose as many stats because they suffer
           more if they do. */
        /* Higher level characters can afford things such as potions of
           restoration, or better, stat potions. So we slug them that
           little bit harder. */
        /* GD */
        if (settings.stat_loss_on_death)
            num_stats_lose = 1;
        else
            num_stats_lose = 1+op->level/BALSL_NUMBER_LOSSES_RATIO;
    } else {
        num_stats_lose = 1;
    }
    lost_a_stat = 0;
 
    for (z = 0; z < num_stats_lose; z++) {
        if (settings.stat_loss_on_death) {
            int i;
 
            /* Pick a random stat and take a point off it.  Tell the player
             * what he lost.
             */
            i = RANDOM()%7;
            change_attr_value(&(op->stats), i, -1);
            check_stat_bounds(&(op->stats), MIN_STAT, settings.max_stat);
            change_attr_value(&(op->contr->orig_stats), i, -1);
            check_stat_bounds(&(op->contr->orig_stats), MIN_STAT, settings.max_stat);
            draw_ext_info(NDI_UNIQUE, 0, op,
                MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_STAT_LOSS,
                lose_msg[i]);
            lost_a_stat = 1;
        } else {
            /* deplete a stat */
            archetype *deparch = find_archetype(ARCH_DEPLETION);
            if (deparch == NULL) {
                continue;
            }
            object *dep;
            int lose_this_stat;
            int i;
 
            i = RANDOM()%7;
            dep = arch_present_in_ob(deparch, op);
            if (!dep) {
                dep = arch_to_object(deparch);
                object_insert_in_ob(dep, op);
            }
            lose_this_stat = 1;
            if (settings.balanced_stat_loss) {
                int this_stat;
 
                /* GD */
                /* Get the stat that we're about to deplete. */
                this_stat = get_attr_value(&(dep->stats), i);
                if (this_stat < 0) {
                    int loss_chance = 1+op->level/BALSL_LOSS_CHANCE_RATIO;
                    int keep_chance = this_stat*this_stat;
                    /* Yes, I am paranoid. Sue me. */
                    if (keep_chance < 1)
                        keep_chance = 1;
 
                    /* There is a maximum depletion total per level. */
                    if (this_stat < -1-op->level/BALSL_MAX_LOSS_RATIO) {
                        lose_this_stat = 0;
                        /* Take loss chance vs keep chance to see if we
                           retain the stat. */
                    } else {
                        if (random_roll(0, loss_chance+keep_chance-1, op, PREFER_LOW) < keep_chance)
                            lose_this_stat = 0;
                        /* LOG(llevDebug, "Determining stat loss. Stat: %d Keep: %d Lose: %d Result: %s.\n", this_stat, keep_chance, loss_chance, lose_this_stat ? "LOSE" : "KEEP"); */
                    }
                }
            }
 
            if (lose_this_stat) {
                int this_stat;
 
                this_stat = get_attr_value(&(dep->stats), i);
                /* We could try to do something clever like find another
                 * stat to reduce if this fails.  But chances are, if
                 * stats have been depleted to -50, all are pretty low
                 * and should be roughly the same, so it shouldn't make a
                 * difference.
                 */
                if (this_stat >= -50) {
                    change_attr_value(&(dep->stats), i, -1);
                    SET_FLAG(dep, FLAG_APPLIED);
                    draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_STAT_LOSS,
                        drain_msg[i]);
                    fix_object(op);
                        lost_a_stat = 1;
                }
            }
        }
    }
    /* If no stat lost, tell the player. */
    if (!lost_a_stat) {
        /* determine_god() seems to not work sometimes... why is this? Should I be using something else? GD */
        const char *god = determine_god(op);
 
        if (god && (strcmp(god, "none")))
            draw_ext_info_format(NDI_UNIQUE, 0, op,
                MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_GOD,
                "For a brief moment you feel the holy presence of %s protecting you",
                god);
        else
            draw_ext_info(NDI_UNIQUE, 0, op,
                MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_GOD,
                "For a brief moment you feel a holy presence protecting you.");
    }
 
    /* Put a gravestone up where the character 'almost' died.  List the
     * exp loss on the stone.
     */
    at = find_archetype("gravestone");
    if (at != NULL) {
        tmp = arch_to_object(at);
        snprintf(buf, sizeof(buf), "%s's gravestone", op->name);
        FREE_AND_COPY(tmp->name, buf);
        snprintf(buf, sizeof(buf), "%s's gravestones", op->name);
        FREE_AND_COPY(tmp->name_pl, buf);
        snprintf(buf, sizeof(buf), "RIP\nHere rests the hero %s the %s,\n"
            "who was killed\n"
            "by %s.\n",
            op->name, op->contr->title,
            op->contr->killer);
        object_set_msg(tmp, buf);
        object_insert_in_map_at(tmp, op->map, NULL, 0, op->x, op->y);
    }
 
    /* restore player: remove any poisoning, disease and confusion the
     * character may be suffering.*/
    restore_player(op);
 
    /* Subtract the experience points, if we died cause of food, give
     * us food, and reset HP's...
     */
    apply_death_exp_penalty(op);
    if (op->stats.food < 100)
        op->stats.food = 900;
    op->stats.hp = op->stats.maxhp;
    op->stats.sp = MAX(op->stats.sp, op->stats.maxsp);
    op->stats.grace = MAX(op->stats.grace, op->stats.maxgrace);
 
    /* Check to see if the player is in a shop. IF so, then check to see if
     * the player has any unpaid items.  If so, remove them and put them back
     * in the map.
     *
     * If they are not in a shop, just free the unpaid items instead of
     * putting them back on map.
     */
    if (shop_contains(op))
        remove_unpaid_objects(op->inv, op, 0);
    else
        remove_unpaid_objects(op->inv, op, 1);
 
    /* Move player to his current respawn-position (usually last savebed) */
    enter_player_savebed(op);
 
    /* Save the player before inserting the force to reduce chance of abuse. */
    op->contr->braced = 0;
    /* don't pick up in apartment */
    if (op->contr->mode & PU_NEWMODE) {
        op->contr->mode = op->contr->mode | PU_INHIBIT;
        esrv_send_pickup(op->contr);
    } else {
        op->contr->mode = 0;
    }
    if ( op->contr->search_str[0] ) command_search_items(op,NULL); /* turn off search-items */
    save_player(op, 1);
 
    /* it is possible that the player has blown something up
     * at his savebed location, and that can have long lasting
     * spell effects.  So first see if there is a spell effect
     * on the space that might harm the player.
     */
    will_kill_again = 0;
    FOR_MAP_PREPARE(op->map, op->x, op->y, tmp)
        if (tmp->type == SPELL_EFFECT)
            will_kill_again |= tmp->attacktype;
    FOR_MAP_FINISH();
    if (will_kill_again) {
        object *force;
        int at;
 
        force = create_archetype(FORCE_NAME);
        /* 50 ticks should be enough time for the spell to abate */
        force->speed = 0.1;
        force->speed_left = -5.0;
        SET_FLAG(force, FLAG_APPLIED);
        for (at = 0; at < NROFATTACKS; at++) {
            if (will_kill_again&(1<<at))
                force->resist[at] = 100;
        }
        object_insert_in_ob(force, op);
        fix_object(op);
    }
 
    /* Tell the player they have died */
    draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_VICTIM, MSG_TYPE_VICTIM_DIED,
        "YOU HAVE DIED.");
}
 
static void kill_player_permadeath(object *op) {
    char buf[MAX_BUF];
    char ac_buf[MAX_BUF];
    int x, y;
    mapstruct *map;
    object *tmp;
    archetype *at;
 
    /*  save the map location for corpse, gravestone*/
    x = op->x;
    y = op->y;
    map = op->map;
 
    party_leave(op);
    if (settings.set_title == TRUE)
        player_set_own_title(op->contr, "");
 
    /* buf should be the kill message */
    draw_ext_info(NDI_UNIQUE|NDI_ALL, 0, NULL, MSG_TYPE_VICTIM, MSG_TYPE_VICTIM_DIED,
        buf);
    hiscore_check(op, 0);
    if (op->contr->ranges[range_golem] != NULL) {
        remove_friendly_object(op->contr->ranges[range_golem]);
        object_remove(op->contr->ranges[range_golem]);
        object_free_drop_inventory(op->contr->ranges[range_golem]);
        op->contr->ranges[range_golem] = NULL;
        op->contr->golem_count = 0;
    }
    loot_object(op); /* Remove some of the items for good */
    object_remove(op);
    op->direction = 0;
 
    if (!QUERY_FLAG(op, FLAG_WAS_WIZ) && op->stats.exp) {
        if (settings.resurrection == TRUE) {
            /* save playerfile sans equipment when player dies
             * -then save it as player.pl.dead so that future resurrection
             * -type spells will work on them nicely
             */
            op->stats.hp = op->stats.maxhp;
            op->stats.food = MAX_FOOD;
 
            /* set the location of where the person will reappear when  */
            /* maybe resurrection code should fix map also */
            safe_strncpy(op->contr->maplevel, settings.emergency_mapname,
                    sizeof(op->contr->maplevel));
            if (op->map != NULL)
                op->map = NULL;
            op->x = settings.emergency_x;
            op->y = settings.emergency_y;
            save_player(op, 0);
            op->map = map;
            /* please see resurrection.c: peterm */
            dead_player(op);
        } else {
            delete_character(op->name);
 
            /* Remove player from account list and send back data if needed */
            if (op->contr->socket->account_chars != NULL) {
                account_char_remove(op->contr->socket->account_chars, op->name);
                account_char_save(op->contr->socket->account_chars);
                /* char information is reloaded in send_account_players below */
                account_char_free(op->contr->socket->account_chars);
                op->contr->socket->account_chars = NULL;
                account_remove_player(op->contr->socket->account_name, op->name);
                send_account_players(op->contr->socket);
            }
        }
    }
    play_again(op);
 
    /*  peterm:  added to create a corpse at deathsite.  */
    at = find_archetype("corpse_pl");
    if (at != NULL) {
        tmp = arch_to_object(at);
        snprintf(buf, sizeof(buf), "%s", op->name);
        FREE_AND_COPY(tmp->name, buf);
        FREE_AND_COPY(tmp->name_pl, buf);
        tmp->level = op->level;
        object_set_msg(tmp, gravestone_text(op, buf, sizeof(buf)));
        SET_FLAG(tmp, FLAG_UNIQUE);
        /*
         * Put the account name under slaying.
         * Does not seem to cause weird effects, but more testing may ensure this.
         */
        snprintf(ac_buf, sizeof(ac_buf), "%s", op->contr->socket->account_name);
        FREE_AND_COPY(tmp->slaying, ac_buf);
        object_insert_in_map_at(tmp, map, NULL, 0, x, y);
    }
}
 
void fix_weight(void) {
    player *pl;
 
    for (pl = first_player; pl != NULL; pl = pl->next) {
        int old = pl->ob->carrying, sum = object_sum_weight(pl->ob);
 
        if (old == sum)
            continue;
        fix_object(pl->ob);
        LOG(llevDebug, "Fixed inventory in %s (%d -> %d)\n", pl->ob->name, old, sum);
    }
}
 
void fix_luck(void) {
    player *pl;
 
    for (pl = first_player; pl != NULL; pl = pl->next)
        if (!pl->ob->contr->state)
            change_luck(pl->ob, 0);
}
 
 
void cast_dust(object *op, object *throw_ob, int dir) {
    object *skop, *spob;
 
    skop = find_skill_by_name(op, throw_ob->skill);
 
    /* casting POTION 'dusts' is really a use_magic_item skill */
    if (op->type == PLAYER && throw_ob->type == POTION && !skop) {
        LOG(llevError, "Player %s lacks critical skill use_magic_item!\n", op->name);
        return;
    }
    spob = throw_ob->inv;
    if (op->type == PLAYER && spob)
        draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_APPLY, MSG_TYPE_APPLY_SUCCESS,
                             "You cast %s.",
                             spob->name);
 
    cast_spell(op, throw_ob, dir, spob, NULL);
 
    if (!QUERY_FLAG(throw_ob, FLAG_REMOVED))
        object_remove(throw_ob);
    object_free_drop_inventory(throw_ob);
}
 
void make_visible(object *op) {
    op->hide = 0;
    op->invisible = 0;
    if (op->type == PLAYER) {
        op->contr->tmp_invis = 0;
        if (op->contr->invis_race)
            FREE_AND_CLEAR_STR(op->contr->invis_race);
    }
    object_update(op, UP_OBJ_FACE);
}
 
int is_true_undead(object *op) {
    if (QUERY_FLAG(&op->arch->clone, FLAG_UNDEAD))
        return 1;
 
    return 0;
}
 
int hideability(object *ob) {
    int i, level = 0, mflag;
    int16_t x, y;
 
    if (!ob || !ob->map)
        return 0;
 
    /* so, on normal lighted maps, its hard to hide */
    level = ob->map->darkness-2;
 
    /* this also picks up whether the object is glowing.
     * If you carry a light on a non-dark map, its not
     * as bad as carrying a light on a pitch dark map
     */
    if (has_carried_lights(ob))
        level = -(10+(2*ob->map->darkness));
 
    /* scan through all nearby squares for terrain to hide in */
    for (i = 0, x = ob->x, y = ob->y; i < 9; i++, x = ob->x+freearr_x[i], y = ob->y+freearr_y[i]) {
        mflag = get_map_flags(ob->map, NULL, x, y, NULL, NULL);
        if (mflag&P_OUT_OF_MAP) {
            continue;
        }
        if (mflag&P_BLOCKSVIEW) /* something to hide near! */
            level += 2;
        else /* open terrain! */
            level -= 1;
    }
 
    return level;
}
 
void do_hidden_move(object *op) {
    int hide = 0, num = random_roll(0, 19, op, PREFER_LOW);
    object *skop;
 
    if (!op || !op->map)
        return;
 
    skop = object_find_by_type_subtype(op, SKILL, SK_HIDING);
 
    /* its *extremely *hard to run and sneak/hide at the same time! */
    if (op->type == PLAYER && op->contr->run_on) {
        if (!skop || num >= skop->level) {
            draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_SKILL, MSG_TYPE_SKILL_FAILURE,
                          "You ran too much! You are no longer hidden!");
            make_visible(op);
            return;
        } else
            num += 20;
    }
    num += op->map->difficulty;
    hide = hideability(op); /* modify by terrain hidden level */
    num -= hide;
    if ((op->type == PLAYER && hide < -10)
    || ((op->invisible -= num) <= 0)) {
        make_visible(op);
        if (op->type == PLAYER)
            draw_ext_info(NDI_UNIQUE, 0, op, MSG_TYPE_SKILL, MSG_TYPE_SKILL_FAILURE,
                          "You moved out of hiding! You are visible!");
    } else if (op->type == PLAYER && skop) {
        change_exp(op, calc_skill_exp(op, NULL, skop), skop->skill, 0);
    }
}
 
int stand_near_hostile(object *who) {
    int i, friendly = 0, player = 0, mflags;
    mapstruct *m;
    int16_t  x, y;
 
    if (!who)
        return 0;
 
    if (who->type == PLAYER)
        player = 1;
    else
        friendly = QUERY_FLAG(who, FLAG_FRIENDLY);
 
    /* search adjacent squares */
    for (i = 1; i < 9; i++) {
        x = who->x+freearr_x[i];
        y = who->y+freearr_y[i];
        m = who->map;
        mflags = get_map_flags(m, &m, x, y, &x, &y);
        /* space must be blocked if there is a monster.  If not
         * blocked, don't need to check this space.
         */
        if (mflags&P_OUT_OF_MAP)
            continue;
        if (OB_TYPE_MOVE_BLOCK(who, GET_MAP_MOVE_BLOCK(m, x, y)))
            continue;
 
        FOR_MAP_PREPARE(m, x, y, tmp) {
            if ((player || friendly)
            && QUERY_FLAG(tmp, FLAG_MONSTER)
            && !QUERY_FLAG(tmp, FLAG_UNAGGRESSIVE))
                return 1;
            else if (tmp->type == PLAYER) {
                /*don't let a hidden DM prevent you from hiding*/
                if (!QUERY_FLAG(tmp, FLAG_WIZ) || tmp->contr->hidden == 0)
                    return 1;
            }
        } FOR_MAP_FINISH();
    }
    return 0;
}
 
int player_can_view(object *pl, object *op) {
    rv_vector rv;
    int dx, dy;
 
    if (!pl || !op)
        return 0;
 
    if (pl->type != PLAYER) {
        LOG(llevError, "player_can_view() called for non-player object\n");
        return -1;
    }
 
    op = HEAD(op);
    if (!get_rangevector(pl, op, &rv, 0x1))
        return 0;
 
    /* starting with the 'head' part, lets loop
     * through the object and find if it has any
     * part that is in the los array but isnt on
     * a blocked los square.
     * we use the archetype to figure out offsets.
     */
    while (op) {
        dx = rv.distance_x+op->arch->clone.x;
        dy = rv.distance_y+op->arch->clone.y;
 
        /* only the viewable area the player sees is updated by LOS
         * code, so we need to restrict ourselves to that range of values
         * for any meaningful values.
         */
        if (FABS(dx) <= (pl->contr->socket->mapx/2)
        && FABS(dy) <= (pl->contr->socket->mapy/2)
        && !pl->contr->blocked_los[dx+(pl->contr->socket->mapx/2)][dy+(pl->contr->socket->mapy/2)])
            return 1;
        op = op->more;
    }
    return 0;
}
 
static int action_makes_visible(object *op) {
    if (op->invisible && QUERY_FLAG(op, FLAG_ALIVE)) {
        if (QUERY_FLAG(op, FLAG_MAKE_INVIS))
            return 0;
 
        if (op->contr && op->contr->tmp_invis == 0)
            return 0;
 
        /* If monsters, they should become visible */
        if (op->hide || !op->contr || (op->contr && op->contr->tmp_invis)) {
            draw_ext_info_format(NDI_UNIQUE, 0, op, MSG_TYPE_MISC, MSG_SUBTYPE_NONE,
                                 "You become %s!",
                                 op->hide ? "unhidden" : "visible");
            return 1;
        }
    }
    return 0;
}
 
int op_on_battleground(object *op, int *x, int *y, archetype **trophy) {
    FOR_BELOW_PREPARE(op, tmp) {
        if (QUERY_FLAG(tmp, FLAG_IS_FLOOR)) {
            if (QUERY_FLAG(tmp, FLAG_NO_PICK)
            && strcmp(tmp->name, "battleground") == 0
            && tmp->type == BATTLEGROUND
            && EXIT_X(tmp)
            && EXIT_Y(tmp)) {
                /*before we assign the exit, check if this is a teambattle*/
                if (EXIT_ALT_X(tmp) && EXIT_ALT_Y(tmp) && EXIT_PATH(tmp)) {
                    object *invtmp;
 
                    invtmp = object_find_by_type_and_slaying(op, FORCE, EXIT_PATH(tmp));
                    if (invtmp != NULL) {
                        if (x != NULL && y != NULL)
                            *x = EXIT_ALT_X(tmp),
                                *y = EXIT_ALT_Y(tmp);
                        return 1;
                    }
                }
                if (x != NULL && y != NULL)
                    *x = EXIT_X(tmp),
                    *y = EXIT_Y(tmp);
 
                /* If 'other_arch' is not specified, give a finger. */
                if (trophy != NULL) {
                    if (tmp->other_arch) {
                        *trophy = tmp->other_arch;
                    } else {
                        *trophy = find_archetype("finger");
                    }
                }
                return 1;
            }
        }
    } FOR_BELOW_FINISH();
    /* If we got here, did not find a battleground */
    return 0;
}
 
void dragon_ability_gain(object *who, int atnr, int level) {
    treasurelist *trlist = NULL;    /* treasurelist */
    treasure *tr;      /* treasure */
    object *tmp, *skop;      /* tmp. object */
    object *item;      /* treasure object */
    char buf[MAX_BUF];      /* tmp. string buffer */
    int i = 0, j = 0;
 
    /* get the appropriate treasurelist */
    if (atnr == ATNR_FIRE)
        trlist = find_treasurelist("dragon_ability_fire");
    else if (atnr == ATNR_COLD)
        trlist = find_treasurelist("dragon_ability_cold");
    else if (atnr == ATNR_ELECTRICITY)
        trlist = find_treasurelist("dragon_ability_elec");
    else if (atnr == ATNR_POISON)
        trlist = find_treasurelist("dragon_ability_poison");
 
    if (trlist == NULL || who->type != PLAYER)
        return;
 
    // tr->magic is being used to define what level of the metabolism the ability is gained at.
    for (tr = trlist->items; tr != NULL && tr->magic != level; tr = tr->next)
        ;
    if (tr == NULL || tr->item == NULL) {
        /* LOG(llevDebug, "-> no more treasure for %s\n", change_resist_msg[atnr]); */
        return;
    }
 
    /* everything seems okay - now bring on the gift: */
    item = &(tr->item->clone);
 
    if (item->type == SPELL) {
        if (check_spell_known(who, item->name))
            return;
 
        draw_ext_info_format(NDI_UNIQUE|NDI_BLUE, 0, who,
                             MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_RACE,
                             "You gained the ability of %s",
                             item->name);
        do_learn_spell(who, item, 0);
        return;
    }
 
    /* grant direct spell */
    if (item->type == SPELLBOOK) {
        if (!item->inv) {
            LOG(llevDebug, "dragon_ability_gain: Broken spellbook %s\n", item->name);
            return;
        }
        if (check_spell_known(who, item->inv->name))
            return;
        if (item->invisible) {
            draw_ext_info_format(NDI_UNIQUE|NDI_BLUE, 0, who,
                                 MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_RACE,
                                 "You gained the ability of %s",
                                 item->inv->name);
            do_learn_spell(who, item->inv, 0);
            return;
        }
    } else if (item->type == SKILL_TOOL && item->invisible) {
        if (item->subtype == SK_CLAWING && (skop = find_skill_by_name(who, item->skill)) != NULL) {
            /* should this perhaps be (skop->attackyp&item->attacktype) != item->attacktype ...
             * in this way, if the player is missing any of the attacktypes, he gets
             * them.  As it is now, if the player has any that match the granted skill,
             * but not all of them, he gets nothing.
             */
            if (!(skop->attacktype&item->attacktype)) {
                /* Give new attacktype */
                skop->attacktype |= item->attacktype;
 
                /* always add physical if there's none */
                skop->attacktype |= AT_PHYSICAL;
 
                if (item->msg != NULL)
                    draw_ext_info(NDI_UNIQUE|NDI_BLUE, 0, who,
                                  MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_RACE,
                                  item->msg);
 
                /* Give player new face */
                if (item->animation) {
                    who->face = skop->face;
                    who->animation = item->animation;
                    who->anim_speed = item->anim_speed;
                    who->last_anim = 0;
                    who->state = 0;
                    animate_object(who, who->direction);
                }
            }
        }
    } else if (item->type == FORCE) {
        /* forces in the treasurelist can alter the player's stats */
        object *skin;
 
        /* first get the dragon skin force */
        skin = object_find_by_arch_name(who, "dragon_skin_force");
        if (skin == NULL)
            return;
 
        /* adding new spellpath attunements */
        if (item->path_attuned > 0 && !(skin->path_attuned&item->path_attuned)) {
            skin->path_attuned |= item->path_attuned; /* add attunement to skin */
 
            /* print message */
            snprintf(buf, sizeof(buf), "You feel attuned to ");
            for (i = 0, j = 0; i < NRSPELLPATHS; i++) {
                if (item->path_attuned&(1<<i)) {
                    if (j)
                        strcat(buf, " and ");
                    else
                        j = 1;
                    strcat(buf, spellpathnames[i]);
                }
            }
            strcat(buf, ".");
            draw_ext_info(NDI_UNIQUE|NDI_BLUE, 0, who,
                          MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_RACE,
                          buf);
        }
 
        /* evtl. adding flags: */
        if (QUERY_FLAG(item, FLAG_XRAYS))
            SET_FLAG(skin, FLAG_XRAYS);
        if (QUERY_FLAG(item, FLAG_STEALTH))
            SET_FLAG(skin, FLAG_STEALTH);
        if (QUERY_FLAG(item, FLAG_SEE_IN_DARK))
            SET_FLAG(skin, FLAG_SEE_IN_DARK);
 
        /* print message if there is one */
        if (item->msg != NULL)
            draw_ext_info(NDI_UNIQUE|NDI_BLUE, 0, who,
                          MSG_TYPE_ATTRIBUTE, MSG_TYPE_ATTRIBUTE_RACE,
                          item->msg);
    } else {
        /* generate misc. treasure */
        char name[HUGE_BUF];
 
        tmp = arch_to_object(tr->item);
        query_short_name(tmp, name, HUGE_BUF);
        draw_ext_info_format(NDI_UNIQUE|NDI_BLUE, 0, who,
                             MSG_TYPE_ITEM, MSG_TYPE_ITEM_ADD,
                             "You gained %s",
                             name);
        tmp = object_insert_in_ob(tmp, who);
        if (who->type == PLAYER)
            esrv_send_item(who, tmp);
    }
}
 
void player_unready_range_ob(player *pl, object *ob) {
    int i;
 
    for (i = 0; i < static_cast<int>(range_size); i++) {
        if (pl->ranges[i] == ob) {
            pl->ranges[i] = NULL;
            if (pl->shoottype == i) {
                pl->shoottype = range_none;
            }
        }
    }
}
 
void player_set_state(player *pl, uint8_t state) {
 
    assert(pl);
    assert(state <= ST_CHANGE_PASSWORD_CONFIRM);
    pl->state = state;
}
 
SockList *player_get_delayed_buffer(player *pl) {
    SockList *sl;
    assert(pl);
    if (pl->delayed_buffers_used == pl->delayed_buffers_allocated) {
        pl->delayed_buffers_allocated += 5;
        pl->delayed_buffers = static_cast<SockList **>(realloc(pl->delayed_buffers, pl->delayed_buffers_allocated * sizeof(pl->delayed_buffers[0])));
        if (!pl->delayed_buffers) {
            LOG(llevError, "Unable to allocated %d delayed buffers, aborting\n", pl->delayed_buffers_allocated);
            fatal(OUT_OF_MEMORY);
        }
        for (uint8_t s = pl->delayed_buffers_allocated - 5; s < pl->delayed_buffers_allocated; s++) {
            pl->delayed_buffers[s] = static_cast<SockList *>(calloc(1, sizeof(SockList)));
        }
    }
    sl = pl->delayed_buffers[pl->delayed_buffers_used];
    pl->delayed_buffers_used++;
    SockList_Init(sl);
    return sl;
}