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root |
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/* |
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* static char *rcsid_item_c = |
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root |
1.2 |
* "$Id$"; |
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root |
1.1 |
*/ |
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/* |
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CrossFire, A Multiplayer game for X-windows |
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Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
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Copyright (C) 1992 Frank Tore Johansen |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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The author can be reached via e-mail to crossfire-devel@real-time.com |
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*/ |
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/** |
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* \file |
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* Client/server logic. |
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* |
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* \date 2003-12-02 |
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* |
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* This containes item logic for client/server. It doesn't contain |
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* the actual commands that send the data, but does contain |
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* the logic for what items should be sent. |
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*/ |
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#include <global.h> |
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#include <object.h> /* LOOK_OBJ */ |
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#include <newclient.h> |
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#include <newserver.h> |
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#include <sproto.h> |
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/** This is the maximum number of bytes we expect any one item to take up */ |
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#define MAXITEMLEN 300 |
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/******************************************************************************* |
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* |
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* Functions related to sending object data to the client. |
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* |
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******************************************************************************/ |
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/** |
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* Adds string to socklist. |
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* |
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* This is a simple function that we use a lot here. It basically |
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* adds the specified buffer into the socklist, but prepends a |
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* single byte in length. If the data is longer than that byte, it is |
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* truncated approprately. |
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*/ |
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inline void add_stringlen_to_sockbuf(const char *buf, SockList *sl) |
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{ |
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int len; |
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len=strlen(buf); |
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if (len>255) len=255; |
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SockList_AddChar(sl, (char) len); |
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strncpy((char*)sl->buf+sl->len, buf,len); |
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sl->len += len; |
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} |
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/** |
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* This is a similar to query_name, but returns flags |
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* to be sended to client. |
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*/ |
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unsigned int query_flags (object *op) |
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{ |
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unsigned int flags = 0; |
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if(QUERY_FLAG(op,FLAG_APPLIED)) { |
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switch(op->type) { |
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case BOW: |
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case WAND: |
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case ROD: |
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case HORN: |
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flags = a_readied; |
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break; |
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case WEAPON: |
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flags = a_wielded; |
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break; |
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case SKILL: |
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case ARMOUR: |
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case HELMET: |
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case SHIELD: |
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case RING: |
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case BOOTS: |
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case GLOVES: |
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case AMULET: |
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case GIRDLE: |
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case BRACERS: |
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case CLOAK: |
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flags = a_worn; |
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break; |
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case CONTAINER: |
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flags = a_active; |
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break; |
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default: |
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flags = a_applied; |
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break; |
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} |
| 115 |
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} |
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if (op->type == CONTAINER && ((op->env && op->env->container == op) || |
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(!op->env && QUERY_FLAG(op,FLAG_APPLIED)))) |
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flags |= F_OPEN; |
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if (QUERY_FLAG(op,FLAG_KNOWN_CURSED)) { |
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if(QUERY_FLAG(op,FLAG_DAMNED)) |
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flags |= F_DAMNED; |
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else if(QUERY_FLAG(op,FLAG_CURSED)) |
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flags |= F_CURSED; |
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} |
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if (QUERY_FLAG(op,FLAG_KNOWN_MAGICAL) && !QUERY_FLAG(op,FLAG_IDENTIFIED)) |
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flags |= F_MAGIC; |
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if (QUERY_FLAG(op,FLAG_UNPAID)) |
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flags |= F_UNPAID; |
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if (QUERY_FLAG(op,FLAG_INV_LOCKED)) |
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flags |= F_LOCKED; |
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return flags; |
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} |
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root |
1.2 |
/* Used in the send_look to put object head into SockList |
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* sl for socket ns. Need socket to know if we need to send |
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* animation of face to the client. |
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*/ |
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static void add_object_to_socklist(NewSocket *ns, SockList *sl, object *head) |
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{ |
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int flags, len, anim_speed; |
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char item_n[MAX_BUF]; |
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const char *item_p; |
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flags = query_flags (head); |
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if (QUERY_FLAG(head, FLAG_NO_PICK)) |
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flags |= F_NOPICK; |
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if (!(ns->faces_sent[head->face->number] & NS_FACESENT_FACE)) |
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esrv_send_face(ns, head->face->number,0); |
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if (QUERY_FLAG(head,FLAG_ANIMATE) && !ns->anims_sent[head->animation_id]) |
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esrv_send_animation(ns, head->animation_id); |
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SockList_AddInt(sl, head->count); |
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SockList_AddInt(sl, flags); |
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SockList_AddInt(sl, QUERY_FLAG(head, FLAG_NO_PICK) ? -1 : WEIGHT(head)); |
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SockList_AddInt(sl, head->face->number); |
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if (!head->custom_name) { |
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strncpy(item_n,query_base_name(head, 0),127); |
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item_n[127]=0; |
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len=strlen(item_n); |
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item_p=query_base_name(head, 1); |
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} else { |
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strncpy(item_n,head->custom_name,127); |
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item_n[127]=0; |
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len=strlen(item_n); |
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item_p=head->custom_name; |
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} |
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strncpy(item_n+len+1, item_p, 127); |
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item_n[254]=0; |
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len += strlen(item_n+1+len) + 1; |
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SockList_AddChar(sl, (char ) len); |
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memcpy(sl->buf+sl->len, item_n, len); |
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sl->len += len; |
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SockList_AddShort(sl,head->animation_id); |
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anim_speed=0; |
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if (QUERY_FLAG(head,FLAG_ANIMATE)) { |
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if (head->anim_speed) anim_speed=head->anim_speed; |
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else { |
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if (FABS(head->speed)<0.001) anim_speed=255; |
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else if (FABS(head->speed)>=1.0) anim_speed=1; |
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else anim_speed = (int) (1.0/FABS(head->speed)); |
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} |
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if (anim_speed>255) anim_speed=255; |
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} |
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SockList_AddChar(sl, (char) anim_speed); |
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SockList_AddInt(sl, head->nrof); |
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if (ns->itemcmd == 2) |
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SockList_AddShort(sl, head->client_type); |
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SET_FLAG(head, FLAG_CLIENT_SENT); |
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} |
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root |
1.1 |
/** |
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* Send the look window. Don't need to do animations here |
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* This sends all the faces to the client, not just updates. This is |
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* because object ordering would otherwise be inconsistent |
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*/ |
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void esrv_draw_look(object *pl) |
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{ |
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object *tmp, *last; |
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root |
1.2 |
int got_one=0,start_look=0, end_look=0; |
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root |
1.1 |
SockList sl; |
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root |
1.2 |
char buf[MAX_BUF]; |
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root |
1.1 |
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if (!pl->contr->socket.update_look) { |
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LOG(llevDebug,"esrv_draw_look called when update_look was not set\n"); |
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return; |
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} else { |
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pl->contr->socket.update_look=0; |
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} |
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if(QUERY_FLAG(pl, FLAG_REMOVED) || pl->map == NULL || |
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pl->map->in_memory != MAP_IN_MEMORY || out_of_map(pl->map,pl->x,pl->y)) |
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return; |
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root |
1.2 |
if (pl->contr->transport) |
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for (tmp=pl->contr->transport->inv; tmp && tmp->above;tmp=tmp->above) ; |
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else |
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for (tmp=get_map_ob(pl->map,pl->x,pl->y); tmp && tmp->above;tmp=tmp->above) ; |
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root |
1.1 |
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sl.buf=malloc(MAXSOCKBUF); |
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Write_String_To_Socket(&pl->contr->socket, "delinv 0", strlen("delinv 0")); |
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sprintf((char*)sl.buf,"item%d ", pl->contr->socket.itemcmd); |
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sl.len=strlen((char*)sl.buf); |
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SockList_AddInt(&sl, 0); |
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| 237 |
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if (!(pl->contr->socket.faces_sent[empty_face->number]&NS_FACESENT_FACE)) |
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esrv_send_face(&pl->contr->socket, empty_face->number,0); |
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| 240 |
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if (pl->contr->socket.look_position) { |
| 241 |
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SockList_AddInt(&sl, 0x80000000 | (pl->contr->socket.look_position- NUM_LOOK_OBJECTS)); |
| 242 |
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SockList_AddInt(&sl, 0); |
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SockList_AddInt(&sl, -1); |
| 244 |
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SockList_AddInt(&sl, empty_face->number); |
| 245 |
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sprintf(buf,"Click here to see %d previous items", NUM_LOOK_OBJECTS); |
| 246 |
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add_stringlen_to_sockbuf(buf, &sl); |
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SockList_AddShort(&sl,0); |
| 248 |
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SockList_AddChar(&sl, 0); |
| 249 |
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SockList_AddInt(&sl, 0); |
| 250 |
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if (pl->contr->socket.itemcmd == 2) |
| 251 |
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SockList_AddShort(&sl, 0); |
| 252 |
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} |
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root |
1.2 |
if (pl->contr->transport) { |
| 255 |
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add_object_to_socklist(&pl->contr->socket, &sl, pl->contr->transport); |
| 256 |
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got_one++; |
| 257 |
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} |
| 258 |
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root |
1.1 |
for (last=NULL; tmp!=last; tmp=tmp->below) { |
| 260 |
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object *head; |
| 261 |
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| 262 |
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if (QUERY_FLAG(tmp, FLAG_IS_FLOOR) && !last) { |
| 263 |
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last = tmp->below; /* assumes double floor mode */ |
| 264 |
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if (last && QUERY_FLAG(last, FLAG_IS_FLOOR)) |
| 265 |
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last = last->below; |
| 266 |
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} |
| 267 |
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if (LOOK_OBJ(tmp)) { |
| 268 |
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if (++start_look < pl->contr->socket.look_position) continue; |
| 269 |
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end_look++; |
| 270 |
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if (end_look > NUM_LOOK_OBJECTS) { |
| 271 |
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/* What we basically do is make a 'fake' object - when the user applies it, |
| 272 |
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* we notice the special tag the object has, and act accordingly. |
| 273 |
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*/ |
| 274 |
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SockList_AddInt(&sl, 0x80000000 | (pl->contr->socket.look_position+ NUM_LOOK_OBJECTS)); |
| 275 |
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SockList_AddInt(&sl, 0); |
| 276 |
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SockList_AddInt(&sl, -1); |
| 277 |
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SockList_AddInt(&sl, empty_face->number); |
| 278 |
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sprintf(buf,"Click here to see next group of items"); |
| 279 |
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add_stringlen_to_sockbuf(buf, &sl); |
| 280 |
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SockList_AddShort(&sl,0); |
| 281 |
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SockList_AddChar(&sl, 0); |
| 282 |
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SockList_AddInt(&sl, 0); |
| 283 |
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if (pl->contr->socket.itemcmd == 2) |
| 284 |
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SockList_AddShort(&sl, 0); |
| 285 |
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break; |
| 286 |
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} |
| 287 |
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if (tmp->head) head = tmp->head; |
| 288 |
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else head = tmp; |
| 289 |
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| 290 |
root |
1.2 |
add_object_to_socklist(&pl->contr->socket, &sl, head); |
| 291 |
root |
1.1 |
got_one++; |
| 292 |
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| 293 |
root |
1.2 |
if (sl.len >= (MAXSOCKBUF-MAXITEMLEN)) { |
| 294 |
root |
1.1 |
Send_With_Handling(&pl->contr->socket, &sl); |
| 295 |
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sprintf((char*)sl.buf,"item%d ", pl->contr->socket.itemcmd); |
| 296 |
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sl.len=strlen((char*)sl.buf); |
| 297 |
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SockList_AddInt(&sl, 0); |
| 298 |
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got_one=0; |
| 299 |
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} |
| 300 |
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} /* If LOOK_OBJ() */ |
| 301 |
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} |
| 302 |
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if (got_one) |
| 303 |
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Send_With_Handling(&pl->contr->socket, &sl); |
| 304 |
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| 305 |
|
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free(sl.buf); |
| 306 |
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} |
| 307 |
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| 308 |
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/** |
| 309 |
|
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* Sends whole inventory. |
| 310 |
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*/ |
| 311 |
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void esrv_send_inventory(object *pl, object *op) |
| 312 |
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{ |
| 313 |
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object *tmp; |
| 314 |
root |
1.2 |
int got_one=0; |
| 315 |
root |
1.1 |
SockList sl; |
| 316 |
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| 317 |
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sl.buf=malloc(MAXSOCKBUF); |
| 318 |
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| 319 |
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sprintf((char*)sl.buf,"delinv %d", op->count); |
| 320 |
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sl.len=strlen((char*)sl.buf); |
| 321 |
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Send_With_Handling(&pl->contr->socket, &sl); |
| 322 |
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| 323 |
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sprintf((char*)sl.buf,"item%d ", pl->contr->socket.itemcmd); |
| 324 |
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sl.len=strlen((char*)sl.buf); |
| 325 |
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| 326 |
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SockList_AddInt(&sl, op->count); |
| 327 |
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| 328 |
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for (tmp=op->inv; tmp; tmp=tmp->below) { |
| 329 |
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object *head; |
| 330 |
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| 331 |
|
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if (tmp->head) head = tmp->head; |
| 332 |
|
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else head = tmp; |
| 333 |
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| 334 |
|
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if (LOOK_OBJ(head)) { |
| 335 |
root |
1.2 |
add_object_to_socklist(&pl->contr->socket, &sl, head); |
| 336 |
root |
1.1 |
|
| 337 |
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got_one++; |
| 338 |
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| 339 |
|
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/* IT is possible for players to accumulate a huge amount of |
| 340 |
|
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* items (especially with some of the bags out there) to |
| 341 |
|
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* overflow the buffer. IF so, send multiple item commands. |
| 342 |
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*/ |
| 343 |
root |
1.2 |
if (sl.len >= (MAXSOCKBUF-MAXITEMLEN)) { |
| 344 |
root |
1.1 |
Send_With_Handling(&pl->contr->socket, &sl); |
| 345 |
|
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sprintf((char*)sl.buf,"item%d ", pl->contr->socket.itemcmd); |
| 346 |
|
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sl.len=strlen((char*)sl.buf); |
| 347 |
|
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SockList_AddInt(&sl, op->count); |
| 348 |
|
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got_one=0; |
| 349 |
|
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} |
| 350 |
|
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} /* If LOOK_OBJ() */ |
| 351 |
|
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} |
| 352 |
|
|
if (got_one) |
| 353 |
|
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Send_With_Handling(&pl->contr->socket, &sl); |
| 354 |
|
|
free(sl.buf); |
| 355 |
|
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} |
| 356 |
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|
| 357 |
|
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/** |
| 358 |
|
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* Updates object *op for player *pl. |
| 359 |
|
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* |
| 360 |
|
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* flags is a list of values to update |
| 361 |
|
|
* to the client (as defined in newclient.h - might as well use the |
| 362 |
|
|
* same value both places. |
| 363 |
|
|
*/ |
| 364 |
|
|
|
| 365 |
|
|
void esrv_update_item(int flags, object *pl, object *op) |
| 366 |
|
|
{ |
| 367 |
|
|
SockList sl; |
| 368 |
|
|
|
| 369 |
|
|
/* If we have a request to send the player item, skip a few checks. */ |
| 370 |
|
|
if (op!=pl) { |
| 371 |
|
|
if (! LOOK_OBJ(op)) |
| 372 |
|
|
return; |
| 373 |
|
|
/* we remove the check for op->env, because in theory, the object |
| 374 |
|
|
* is hopefully in the same place, so the client should preserve |
| 375 |
|
|
* order. |
| 376 |
|
|
*/ |
| 377 |
|
|
} |
| 378 |
|
|
if (!QUERY_FLAG(op, FLAG_CLIENT_SENT)) { |
| 379 |
|
|
/* FLAG_CLIENT_SENT is debug only. We are using it to see where |
| 380 |
|
|
* this is happening - we can set a breakpoint here in the debugger |
| 381 |
|
|
* and track back the call. |
| 382 |
|
|
*/ |
| 383 |
|
|
LOG(llevDebug,"We have not sent item %s (%d)\n", op->name, op->count); |
| 384 |
|
|
} |
| 385 |
|
|
sl.buf=malloc(MAXSOCKBUF); |
| 386 |
|
|
|
| 387 |
|
|
strcpy((char*)sl.buf,"upditem "); |
| 388 |
|
|
sl.len=strlen((char*)sl.buf); |
| 389 |
|
|
|
| 390 |
|
|
SockList_AddChar(&sl, (char) flags); |
| 391 |
|
|
|
| 392 |
|
|
if (op->head) op=op->head; |
| 393 |
|
|
|
| 394 |
|
|
SockList_AddInt(&sl, op->count); |
| 395 |
|
|
|
| 396 |
|
|
if (flags & UPD_LOCATION) |
| 397 |
|
|
SockList_AddInt(&sl, op->env? op->env->count:0); |
| 398 |
|
|
|
| 399 |
|
|
if (flags & UPD_FLAGS) |
| 400 |
|
|
SockList_AddInt(&sl, query_flags(op)); |
| 401 |
|
|
|
| 402 |
|
|
if (flags & UPD_WEIGHT) { |
| 403 |
|
|
sint32 weight = WEIGHT(op); |
| 404 |
root |
1.2 |
|
| 405 |
|
|
/* TRANSPORTS are odd - they sort of look like containers, yet can't be |
| 406 |
|
|
* picked up. So we don't to send the weight, as it is odd that you see |
| 407 |
|
|
* weight sometimes and not other (the draw_look won't send it |
| 408 |
|
|
* for example. |
| 409 |
|
|
*/ |
| 410 |
|
|
SockList_AddInt(&sl, QUERY_FLAG(op, FLAG_NO_PICK) ? -1 : weight); |
| 411 |
root |
1.1 |
if (pl == op) { |
| 412 |
|
|
op->contr->last_weight = weight; |
| 413 |
|
|
} |
| 414 |
|
|
} |
| 415 |
|
|
|
| 416 |
|
|
if (flags & UPD_FACE) { |
| 417 |
|
|
if (!(pl->contr->socket.faces_sent[op->face->number] & NS_FACESENT_FACE)) |
| 418 |
|
|
esrv_send_face(&pl->contr->socket, op->face->number,0); |
| 419 |
|
|
SockList_AddInt(&sl, op->face->number); |
| 420 |
|
|
} |
| 421 |
|
|
if (flags & UPD_NAME) { |
| 422 |
|
|
int len; |
| 423 |
|
|
const char *item_p; |
| 424 |
|
|
char item_n[MAX_BUF]; |
| 425 |
|
|
|
| 426 |
|
|
if (!op->custom_name) { |
| 427 |
|
|
strncpy(item_n,query_base_name(op, 0),127); |
| 428 |
|
|
item_n[127]=0; |
| 429 |
|
|
len=strlen(item_n); |
| 430 |
|
|
item_p=query_base_name(op, 1); |
| 431 |
|
|
} |
| 432 |
|
|
else { |
| 433 |
|
|
strncpy(item_n,op->custom_name,127); |
| 434 |
|
|
item_n[127]=0; |
| 435 |
|
|
len=strlen(item_n); |
| 436 |
|
|
item_p=op->custom_name; |
| 437 |
|
|
} |
| 438 |
|
|
|
| 439 |
|
|
strncpy(item_n+len+1, item_p, 127); |
| 440 |
|
|
item_n[254]=0; |
| 441 |
|
|
len += strlen(item_n+1+len) + 1; |
| 442 |
|
|
SockList_AddChar(&sl, (char)len); |
| 443 |
|
|
memcpy(sl.buf+sl.len, item_n, len); |
| 444 |
|
|
sl.len += len; |
| 445 |
|
|
} |
| 446 |
|
|
if (flags & UPD_ANIM) |
| 447 |
|
|
SockList_AddShort(&sl,op->animation_id); |
| 448 |
|
|
|
| 449 |
|
|
if (flags & UPD_ANIMSPEED) { |
| 450 |
|
|
int anim_speed=0; |
| 451 |
|
|
if (QUERY_FLAG(op,FLAG_ANIMATE)) { |
| 452 |
|
|
if (op->anim_speed) anim_speed=op->anim_speed; |
| 453 |
|
|
else { |
| 454 |
|
|
if (FABS(op->speed)<0.001) anim_speed=255; |
| 455 |
|
|
else if (FABS(op->speed)>=1.0) anim_speed=1; |
| 456 |
|
|
else anim_speed = (int) (1.0/FABS(op->speed)); |
| 457 |
|
|
} |
| 458 |
|
|
if (anim_speed>255) anim_speed=255; |
| 459 |
|
|
} |
| 460 |
|
|
SockList_AddChar(&sl, (char)anim_speed); |
| 461 |
|
|
} |
| 462 |
|
|
if (flags & UPD_NROF) |
| 463 |
|
|
SockList_AddInt(&sl, op->nrof); |
| 464 |
|
|
|
| 465 |
|
|
Send_With_Handling(&pl->contr->socket, &sl); |
| 466 |
|
|
free(sl.buf); |
| 467 |
|
|
} |
| 468 |
|
|
|
| 469 |
|
|
/** |
| 470 |
|
|
* Sends item's info to player. |
| 471 |
|
|
*/ |
| 472 |
|
|
void esrv_send_item(object *pl, object*op) |
| 473 |
|
|
{ |
| 474 |
|
|
SockList sl; |
| 475 |
|
|
|
| 476 |
|
|
/* If this is not the player object, do some more checks */ |
| 477 |
|
|
if (op!=pl) { |
| 478 |
|
|
/* We only send 'visibile' objects to the client */ |
| 479 |
|
|
if (! LOOK_OBJ(op)) |
| 480 |
|
|
return; |
| 481 |
|
|
/* if the item is on the ground, mark that the look needs to |
| 482 |
|
|
* be updated. |
| 483 |
|
|
*/ |
| 484 |
|
|
if (!op->env) { |
| 485 |
|
|
pl->contr->socket.update_look=1; |
| 486 |
|
|
return; |
| 487 |
|
|
} |
| 488 |
|
|
} |
| 489 |
|
|
|
| 490 |
|
|
sl.buf=malloc(MAXSOCKBUF); |
| 491 |
|
|
|
| 492 |
|
|
sprintf((char*)sl.buf,"item%d ", pl->contr->socket.itemcmd); |
| 493 |
|
|
sl.len=strlen((char*)sl.buf); |
| 494 |
|
|
|
| 495 |
|
|
if (op->head) op=op->head; |
| 496 |
|
|
|
| 497 |
|
|
SockList_AddInt(&sl, op->env? op->env->count:0); |
| 498 |
|
|
|
| 499 |
root |
1.2 |
add_object_to_socklist(&pl->contr->socket, &sl, op); |
| 500 |
root |
1.1 |
|
| 501 |
|
|
Send_With_Handling(&pl->contr->socket, &sl); |
| 502 |
|
|
SET_FLAG(op, FLAG_CLIENT_SENT); |
| 503 |
|
|
free(sl.buf); |
| 504 |
|
|
} |
| 505 |
|
|
|
| 506 |
|
|
/** |
| 507 |
|
|
* Tells the client to delete an item. Uses the item |
| 508 |
|
|
* command with a -1 location. |
| 509 |
|
|
*/ |
| 510 |
|
|
|
| 511 |
|
|
void esrv_del_item(player *pl, int tag) |
| 512 |
|
|
{ |
| 513 |
|
|
SockList sl; |
| 514 |
|
|
|
| 515 |
|
|
sl.buf=malloc(MAXSOCKBUF); |
| 516 |
|
|
|
| 517 |
|
|
strcpy((char*)sl.buf,"delitem "); |
| 518 |
|
|
sl.len=strlen((char*)sl.buf); |
| 519 |
|
|
SockList_AddInt(&sl, tag); |
| 520 |
|
|
|
| 521 |
|
|
Send_With_Handling(&pl->socket, &sl); |
| 522 |
|
|
free(sl.buf); |
| 523 |
|
|
} |
| 524 |
|
|
|
| 525 |
|
|
|
| 526 |
|
|
/******************************************************************************* |
| 527 |
|
|
* |
| 528 |
|
|
* Client has requested us to do something with an object. |
| 529 |
|
|
* |
| 530 |
|
|
******************************************************************************/ |
| 531 |
|
|
|
| 532 |
|
|
/** |
| 533 |
|
|
* Takes a player and object count (tag) and returns the actual object |
| 534 |
|
|
* pointer, or null if it can't be found. |
| 535 |
|
|
*/ |
| 536 |
|
|
|
| 537 |
|
|
object *esrv_get_ob_from_count(object *pl, tag_t count) |
| 538 |
|
|
{ |
| 539 |
|
|
object *op, *tmp; |
| 540 |
|
|
|
| 541 |
|
|
if (pl->count == count) |
| 542 |
|
|
return pl; |
| 543 |
|
|
|
| 544 |
|
|
for(op = pl->inv; op; op = op->below) |
| 545 |
|
|
if (op->count == count) |
| 546 |
|
|
return op; |
| 547 |
|
|
else if (op->type == CONTAINER && pl->container == op) |
| 548 |
|
|
for(tmp = op->inv; tmp; tmp = tmp->below) |
| 549 |
|
|
if (tmp->count == count) |
| 550 |
|
|
return tmp; |
| 551 |
|
|
|
| 552 |
|
|
for(op = get_map_ob (pl->map, pl->x, pl->y); op; op = op->above) |
| 553 |
|
|
if (op->head != NULL && op->head->count == count) |
| 554 |
|
|
return op; |
| 555 |
|
|
else if (op->count == count) |
| 556 |
|
|
return op; |
| 557 |
|
|
else if (op->type == CONTAINER && pl->container == op) |
| 558 |
|
|
for(tmp = op->inv; tmp; tmp = tmp->below) |
| 559 |
|
|
if (tmp->count == count) |
| 560 |
|
|
return tmp; |
| 561 |
root |
1.2 |
|
| 562 |
|
|
if (pl->contr->transport) { |
| 563 |
|
|
for(tmp = pl->contr->transport->inv; tmp; tmp = tmp->below) |
| 564 |
|
|
if (tmp->count == count) |
| 565 |
|
|
return tmp; |
| 566 |
|
|
} |
| 567 |
root |
1.1 |
return NULL; |
| 568 |
|
|
} |
| 569 |
|
|
|
| 570 |
|
|
|
| 571 |
|
|
/** Client wants to examine some object. So lets do so. */ |
| 572 |
|
|
void ExamineCmd(char *buf, int len,player *pl) |
| 573 |
|
|
{ |
| 574 |
|
|
long tag = atoi(buf); |
| 575 |
|
|
object *op = esrv_get_ob_from_count(pl->ob, tag); |
| 576 |
|
|
|
| 577 |
|
|
if (!op) { |
| 578 |
|
|
LOG(llevDebug, "Player '%s' tried to examine the unknown object (%ld)\n", |
| 579 |
|
|
pl->ob->name, tag); |
| 580 |
|
|
return; |
| 581 |
|
|
} |
| 582 |
|
|
examine (pl->ob, op); |
| 583 |
|
|
} |
| 584 |
|
|
|
| 585 |
|
|
/** Client wants to apply some object. Lets do so. */ |
| 586 |
|
|
void ApplyCmd(char *buf, int len,player *pl) |
| 587 |
|
|
{ |
| 588 |
|
|
uint32 tag = atoi(buf); |
| 589 |
|
|
object *op = esrv_get_ob_from_count(pl->ob, tag); |
| 590 |
|
|
|
| 591 |
|
|
/* sort of a hack, but if the player saves and the player then manually |
| 592 |
|
|
* applies a savebed (or otherwise tries to do stuff), we run into trouble. |
| 593 |
|
|
*/ |
| 594 |
|
|
if (QUERY_FLAG(pl->ob, FLAG_REMOVED)) return; |
| 595 |
|
|
|
| 596 |
|
|
/* If the high bit is set, player applied a pseudo object. */ |
| 597 |
|
|
if (tag & 0x80000000) { |
| 598 |
|
|
pl->socket.look_position = tag & 0x7fffffff; |
| 599 |
|
|
pl->socket.update_look = 1; |
| 600 |
|
|
return; |
| 601 |
|
|
} |
| 602 |
|
|
|
| 603 |
|
|
if (!op) { |
| 604 |
|
|
LOG(llevDebug, "Player '%s' tried to apply the unknown object (%d)\n", |
| 605 |
|
|
pl->ob->name, tag); |
| 606 |
|
|
return; |
| 607 |
|
|
} |
| 608 |
|
|
player_apply (pl->ob, op, 0, 0); |
| 609 |
|
|
} |
| 610 |
|
|
|
| 611 |
|
|
/** Client wants to apply some object. Lets do so. */ |
| 612 |
|
|
void LockItem(uint8 *data, int len,player *pl) |
| 613 |
|
|
{ |
| 614 |
|
|
int flag, tag; |
| 615 |
|
|
object *op; |
| 616 |
|
|
|
| 617 |
|
|
flag = data[0]; |
| 618 |
|
|
tag = GetInt_String(data+1); |
| 619 |
|
|
op = esrv_get_ob_from_count(pl->ob, tag); |
| 620 |
|
|
|
| 621 |
|
|
if (!op) { |
| 622 |
|
|
new_draw_info(NDI_UNIQUE, 0, pl->ob,"Could not find object to lock/unlock"); |
| 623 |
|
|
return; |
| 624 |
|
|
} |
| 625 |
|
|
if (!flag) |
| 626 |
|
|
CLEAR_FLAG(op,FLAG_INV_LOCKED); |
| 627 |
|
|
else |
| 628 |
|
|
SET_FLAG(op,FLAG_INV_LOCKED); |
| 629 |
|
|
esrv_update_item(UPD_FLAGS, pl->ob, op); |
| 630 |
|
|
} |
| 631 |
|
|
|
| 632 |
|
|
/** Client wants to apply some object. Lets do so. */ |
| 633 |
|
|
void MarkItem(uint8 *data, int len,player *pl) |
| 634 |
|
|
{ |
| 635 |
|
|
int tag; |
| 636 |
|
|
object *op; |
| 637 |
|
|
|
| 638 |
|
|
tag = GetInt_String(data); |
| 639 |
|
|
op = esrv_get_ob_from_count(pl->ob, tag); |
| 640 |
|
|
if (!op) { |
| 641 |
|
|
new_draw_info(NDI_UNIQUE, 0, pl->ob,"Could not find object to mark"); |
| 642 |
|
|
return; |
| 643 |
|
|
} |
| 644 |
|
|
pl->mark = op; |
| 645 |
|
|
pl->mark_count = op->count; |
| 646 |
|
|
new_draw_info_format(NDI_UNIQUE, 0, pl->ob, "Marked item %s", query_name(op)); |
| 647 |
|
|
} |
| 648 |
|
|
|
| 649 |
|
|
|
| 650 |
|
|
/** |
| 651 |
|
|
* look_at prints items on the specified square. |
| 652 |
|
|
* |
| 653 |
|
|
* [ removed EARTHWALL check and added check for containers inventory. |
| 654 |
|
|
* Tero.Haatanen@lut.fi ] |
| 655 |
|
|
*/ |
| 656 |
|
|
void look_at(object *op,int dx,int dy) { |
| 657 |
|
|
object *tmp; |
| 658 |
|
|
int flag=0; |
| 659 |
|
|
sint16 x,y; |
| 660 |
|
|
mapstruct *m; |
| 661 |
|
|
|
| 662 |
|
|
|
| 663 |
|
|
if (out_of_map(op->map, op->x+dx, op->y+dy)) return; |
| 664 |
|
|
|
| 665 |
|
|
x = op->x + dx; |
| 666 |
|
|
y = op->y + dy; |
| 667 |
|
|
|
| 668 |
|
|
m = get_map_from_coord(op->map, &x, &y); |
| 669 |
|
|
if (!m) return; |
| 670 |
|
|
|
| 671 |
|
|
for(tmp=get_map_ob(m, x ,y);tmp!=NULL&&tmp->above!=NULL; |
| 672 |
|
|
tmp=tmp->above); |
| 673 |
|
|
|
| 674 |
|
|
for ( ; tmp != NULL; tmp=tmp->below ) { |
| 675 |
|
|
if (tmp->invisible && !QUERY_FLAG(op, FLAG_WIZ)) continue; |
| 676 |
|
|
|
| 677 |
|
|
if(!flag) { |
| 678 |
|
|
if(dx||dy) |
| 679 |
|
|
new_draw_info(NDI_UNIQUE, 0,op,"There you see:"); |
| 680 |
|
|
else { |
| 681 |
|
|
clear_win_info(op); |
| 682 |
|
|
new_draw_info(NDI_UNIQUE, 0,op,"You see:"); |
| 683 |
|
|
} |
| 684 |
|
|
flag=1; |
| 685 |
|
|
} |
| 686 |
|
|
|
| 687 |
|
|
if (QUERY_FLAG(op, FLAG_WIZ)) |
| 688 |
|
|
new_draw_info_format(NDI_UNIQUE,0, op, "- %s (%d).",query_name(tmp),tmp->count); |
| 689 |
|
|
else |
| 690 |
|
|
new_draw_info_format(NDI_UNIQUE,0, op, "- %s.",query_name(tmp)); |
| 691 |
|
|
|
| 692 |
|
|
if (((tmp->inv!=NULL || (tmp->head && tmp->head->inv)) && |
| 693 |
|
|
(tmp->type != CONTAINER && tmp->type!=FLESH)) || QUERY_FLAG(op, FLAG_WIZ)) |
| 694 |
|
|
inventory(op,tmp->head==NULL?tmp:tmp->head); |
| 695 |
|
|
|
| 696 |
|
|
if(QUERY_FLAG(tmp, FLAG_IS_FLOOR)&&!QUERY_FLAG(op, FLAG_WIZ)) /* don't continue under the floor */ |
| 697 |
|
|
break; |
| 698 |
|
|
} |
| 699 |
|
|
|
| 700 |
|
|
if(!flag) { |
| 701 |
|
|
if(dx||dy) |
| 702 |
|
|
new_draw_info(NDI_UNIQUE, 0,op,"You see nothing there."); |
| 703 |
|
|
else |
| 704 |
|
|
new_draw_info(NDI_UNIQUE, 0,op,"You see nothing."); |
| 705 |
|
|
} |
| 706 |
|
|
} |
| 707 |
|
|
|
| 708 |
|
|
|
| 709 |
|
|
|
| 710 |
|
|
/** Client wants to look at some object. Lets do so. */ |
| 711 |
|
|
void LookAt(char *buf, int len,player *pl) |
| 712 |
|
|
{ |
| 713 |
|
|
int dx, dy; |
| 714 |
|
|
char *cp; |
| 715 |
|
|
|
| 716 |
|
|
dx=atoi(buf); |
| 717 |
|
|
if (!(cp=strchr(buf,' '))) { |
| 718 |
|
|
return; |
| 719 |
|
|
} |
| 720 |
|
|
dy=atoi(cp); |
| 721 |
|
|
|
| 722 |
|
|
if (FABS(dx)>MAP_CLIENT_X/2 || FABS(dy)>MAP_CLIENT_Y/2) |
| 723 |
|
|
return; |
| 724 |
|
|
|
| 725 |
|
|
if(pl->blocked_los[dx+(pl->socket.mapx/2)][dy+(pl->socket.mapy/2)]) |
| 726 |
|
|
return; |
| 727 |
|
|
look_at(pl->ob, dx, dy); |
| 728 |
|
|
} |
| 729 |
|
|
|
| 730 |
|
|
/** Move an object to a new location */ |
| 731 |
|
|
void esrv_move_object (object *pl, tag_t to, tag_t tag, long nrof) |
| 732 |
|
|
{ |
| 733 |
|
|
object *op, *env; |
| 734 |
|
|
|
| 735 |
|
|
op = esrv_get_ob_from_count(pl, tag); |
| 736 |
|
|
if (!op) { |
| 737 |
root |
1.2 |
LOG(llevDebug, "Player '%s' tried to move an unknown object (%ld)\n", |
| 738 |
root |
1.1 |
pl->name, tag); |
| 739 |
|
|
return; |
| 740 |
|
|
} |
| 741 |
|
|
|
| 742 |
root |
1.2 |
/* If on a transport, you don't drop to the ground - you drop to the |
| 743 |
|
|
* transport. |
| 744 |
|
|
*/ |
| 745 |
|
|
if (!to && !pl->contr->transport) { /* drop it to the ground */ |
| 746 |
root |
1.1 |
/* LOG(llevDebug, "Drop it on the ground.\n");*/ |
| 747 |
|
|
|
| 748 |
|
|
if (op->map && !op->env) { |
| 749 |
|
|
/* LOG(llevDebug,"Dropping object to ground that is already on ground\n");*/ |
| 750 |
|
|
return; |
| 751 |
|
|
} |
| 752 |
|
|
/* If it is an active container, then we should drop all objects |
| 753 |
|
|
* in the container and not the container itself. |
| 754 |
|
|
*/ |
| 755 |
|
|
if (op->inv && QUERY_FLAG(op, FLAG_APPLIED)) { |
| 756 |
|
|
object *current, *next; |
| 757 |
|
|
for (current=op->inv; current!=NULL; current=next) { |
| 758 |
|
|
next=current->below; |
| 759 |
|
|
drop_object(pl, current, 0); |
| 760 |
|
|
} |
| 761 |
|
|
esrv_update_item(UPD_WEIGHT, pl, op); |
| 762 |
|
|
} |
| 763 |
|
|
else { |
| 764 |
|
|
drop_object (pl, op, nrof); |
| 765 |
|
|
} |
| 766 |
|
|
return; |
| 767 |
|
|
} else if (to == pl->count) { /* pick it up to the inventory */ |
| 768 |
|
|
/* return if player has already picked it up */ |
| 769 |
|
|
if (op->env == pl) return; |
| 770 |
|
|
|
| 771 |
|
|
pl->contr->count = nrof; |
| 772 |
|
|
pick_up(pl, op); |
| 773 |
|
|
return ; |
| 774 |
|
|
} |
| 775 |
|
|
/* If not dropped or picked up, we are putting it into a sack */ |
| 776 |
root |
1.2 |
if (pl->contr->transport) { |
| 777 |
|
|
if (can_pick(pl, op) && transport_can_hold(pl->contr->transport, op, nrof)) { |
| 778 |
|
|
put_object_in_sack (pl, pl->contr->transport, op, nrof); |
| 779 |
|
|
} |
| 780 |
|
|
} else { |
| 781 |
|
|
env = esrv_get_ob_from_count(pl, to); |
| 782 |
|
|
if (!env) { |
| 783 |
|
|
LOG(llevDebug, |
| 784 |
|
|
"Player '%s' tried to move object to the unknown location (%d)\n", |
| 785 |
|
|
pl->name, to); |
| 786 |
|
|
return; |
| 787 |
|
|
} |
| 788 |
|
|
/* put_object_in_sack presumes that necessary sanity checking |
| 789 |
|
|
* has already been done (eg, it can be picked up and fits in |
| 790 |
|
|
* in a sack, so check for those things. We should also check |
| 791 |
|
|
* an make sure env is in fact a container for that matter. |
| 792 |
|
|
*/ |
| 793 |
|
|
if (env->type == CONTAINER |
| 794 |
|
|
&& can_pick(pl, op) && sack_can_hold(pl, env, op, nrof)) { |
| 795 |
|
|
put_object_in_sack (pl, env, op, nrof); |
| 796 |
|
|
} |
| 797 |
root |
1.1 |
} |
| 798 |
|
|
} |
| 799 |
|
|
|
| 800 |
|
|
|