Lee Salzman
48f396408d
git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@1270 e016b1c5-ed68-44aa-a2f7-31cac88cffde
628 lines
18 KiB
C++
628 lines
18 KiB
C++
// client processing of the incoming network stream
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#include "cube.h"
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#include "bot/bot.h"
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extern bool c2sinit, senditemstoserver;
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extern string clientpassword;
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void neterr(char *s)
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{
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conoutf("\f3illegal network message (%s)", s);
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disconnect();
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}
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void changemapserv(char *name, int mode) // forced map change from the server
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{
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gamemode = mode;
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load_world(name);
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}
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void changemap(char *name) // request map change, server may ignore
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{
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ENetPacket *packet = enet_packet_create(NULL, MAXTRANS, ENET_PACKET_FLAG_RELIABLE);
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ucharbuf p(packet->data, packet->dataLength);
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putint(p, SV_MAPCHANGE);
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sendstring(name, p);
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putint(p, nextmode);
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enet_packet_resize(packet, p.length());
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sendpackettoserv(1, packet);
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}
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// update the position of other clients in the game in our world
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// don't care if he's in the scenery or other players,
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// just don't overlap with our client
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void updatepos(playerent *d)
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{
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const float r = player1->radius+d->radius;
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const float dx = player1->o.x-d->o.x;
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const float dy = player1->o.y-d->o.y;
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const float dz = player1->o.z-d->o.z;
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const float rz = player1->aboveeye+d->eyeheight;
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const float fx = (float)fabs(dx), fy = (float)fabs(dy), fz = (float)fabs(dz);
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if(fx<r && fy<r && fz<rz && d->state!=CS_DEAD)
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{
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if(fx<fy) d->o.y += dy<0 ? r-fy : -(r-fy); // push aside
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else d->o.x += dx<0 ? r-fx : -(r-fx);
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}
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}
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void updatelagtime(playerent *d)
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{
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int lagtime = lastmillis-d->lastupdate;
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if(lagtime)
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{
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if(d->state!=CS_SPAWNING && d->lastupdate) d->plag = (d->plag*5+lagtime)/6;
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d->lastupdate = lastmillis;
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}
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}
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extern void trydisconnect();
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void parsepositions(ucharbuf &p)
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{
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int type;
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while(p.remaining()) switch(type = getint(p))
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{
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case SV_POS: // position of another client
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{
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int cn = getint(p);
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vec o, vel;
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float yaw, pitch, roll;
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o.x = getuint(p)/DMF;
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o.y = getuint(p)/DMF;
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o.z = getuint(p)/DMF;
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yaw = (float)getuint(p);
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pitch = (float)getint(p);
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roll = (float)getint(p);
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vel.x = getint(p)/DVELF;
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vel.y = getint(p)/DVELF;
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vel.z = getint(p)/DVELF;
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int f = getuint(p), seqcolor = (f>>6)&1;
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playerent *d = getclient(cn);
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if(!d || seqcolor!=(d->lifesequence&1)) continue;
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d->o = o;
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d->yaw = yaw;
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d->pitch = pitch;
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d->roll = roll;
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d->vel = vel;
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d->strafe = (f&3)==3 ? -1 : f&3;
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f >>= 2;
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d->move = (f&3)==3 ? -1 : f&3;
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f >>= 2;
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d->onfloor = f&1;
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f >>= 1;
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d->onladder = f&1;
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updatepos(d);
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updatelagtime(d);
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if(d->state==CS_LAGGED || d->state==CS_SPAWNING) d->state = CS_ALIVE;
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break;
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}
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default:
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neterr("type");
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return;
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}
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}
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void parsemessages(int cn, playerent *d, ucharbuf &p)
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{
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static char text[MAXTRANS];
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int type, joining = 0;
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bool mapchanged = false;
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while(p.remaining()) switch(type = getint(p))
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{
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case SV_INITS2C: // welcome messsage from the server
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{
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int mycn = getint(p), prot = getint(p);
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if(prot!=PROTOCOL_VERSION)
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{
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conoutf("you are using a different game protocol (you: %d, server: %d)", PROTOCOL_VERSION, prot);
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disconnect();
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return;
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}
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player1->clientnum = mycn; // we are now fully connected
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joining = getint(p);
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if(getint(p) > 0) conoutf("INFO: this server is password protected");
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if(joining<0 && getclientmap()[0]) changemap(getclientmap()); // we are the first client on this server, set map
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break;
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}
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case SV_CLIENT:
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{
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int cn = getint(p), len = getuint(p);
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ucharbuf q = p.subbuf(len);
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parsemessages(cn, getclient(cn), q);
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break;
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}
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case SV_SOUND:
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playsound(getint(p), !d ? NULL : &d->o);
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break;
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case SV_TEAMTEXT:
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{
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int cn = getint(p);
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getstring(text, p);
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filtertext(text, text);
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playerent *d = getclient(cn);
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if(!d) break;
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conoutf("%s:\f1 %s", colorname(d), text);
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break;
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}
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case SV_TEXT:
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if(cn == -1)
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{
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getstring(text, p);
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conoutf("MOTD:");
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conoutf("\f4%s", text);
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}
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else if(d)
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{
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getstring(text, p);
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filtertext(text, text);
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conoutf("%s:\f0 %s", colorname(d), text);
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}
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else return;
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break;
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case SV_MAPCHANGE:
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getstring(text, p);
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changemapserv(text, getint(p));
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if(m_arena && joining>2)
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{
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deathstate(player1);
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showscores(true);
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}
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mapchanged = true;
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break;
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case SV_ITEMLIST:
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{
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int n;
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if(mapchanged) { senditemstoserver = false; resetspawns(); }
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while((n = getint(p))!=-1) if(mapchanged) setspawn(n, true);
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break;
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}
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case SV_MAPRELOAD: // server requests next map
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{
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getint(p);
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s_sprintfd(nextmapalias)("nextmap_%s", getclientmap());
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char *map = getalias(nextmapalias); // look up map in the cycle
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changemap(map ? map : getclientmap());
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break;
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}
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case SV_INITC2S: // another client either connected or changed name/team
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{
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d = newclient(cn);
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getstring(text, p);
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filtertext(text, text, false, MAXNAMELEN);
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if(!text[0]) s_strcpy(text, "unarmed");
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if(d->name[0]) // already connected
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{
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if(strcmp(d->name, text))
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conoutf("%s is now known as %s", colorname(d, 0), colorname(d, 1, text));
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}
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else // new client
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{
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c2sinit = false; // send new players my info again
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conoutf("connected: %s", colorname(d, 0, text));
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}
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s_strncpy(d->name, text, MAXNAMELEN+1);
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getstring(text, p);
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filtertext(d->team, text, false, MAXTEAMLEN);
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setskin(d, getint(p));
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if(m_ctf) loopi(2)
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{
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flaginfo &f = flaginfos[i];
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if(!f.actor) f.actor = getclient(f.actor_cn);
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}
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break;
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}
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case SV_CDIS:
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{
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int cn = getint(p);
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playerent *d = getclient(cn);
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if(!d) break;
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if(d->name[0]) conoutf("player %s disconnected", colorname(d));
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zapplayer(players[cn]);
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break;
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}
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case SV_EDITMODE:
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{
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int val = getint(p);
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if(!d) break;
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if(val) d->state = CS_EDITING;
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else d->state = CS_ALIVE;
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break;
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}
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case SV_SPAWN:
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{
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int ls = getint(p), gunselect = getint(p);
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if(!d) break;
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d->lifesequence = ls;
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d->gunselect = gunselect;
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d->state = CS_SPAWNING;
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break;
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}
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case SV_SPAWNSTATE:
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{
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if(editmode) toggleedit();
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player1->respawn();
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player1->lifesequence = getint(p);
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player1->health = getint(p);
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player1->armour = getint(p);
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player1->primary = getint(p);
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player1->gunselect = getint(p);
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loopi(NUMGUNS) player1->ammo[i] = getint(p);
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loopi(NUMGUNS) player1->mag[i] = getint(p);
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player1->state = CS_ALIVE;
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findplayerstart(player1);
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showscores(false);
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setscope(false);
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if(player1->skin!=player1->nextskin) setskin(player1, player1->nextskin);
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if(m_arena)
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{
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conoutf("new round starting... fight!");
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if(m_botmode) BotManager.RespawnBots();
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}
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addmsg(SV_SPAWN, "rii", player1->lifesequence, player1->gunselect);
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break;
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}
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case SV_SHOTFX:
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{
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int scn = getint(p), gun = getint(p);
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vec from, to;
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loopk(3) from[k] = getint(p)/DMF;
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loopk(3) to[k] = getint(p)/DMF;
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playerent *s = getclient(scn);
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if(!s || gun==GUN_GRENADE) break;
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if(gun==GUN_SHOTGUN) createrays(from, to);
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s->lastaction = lastmillis;
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s->lastattackgun = s->gunselect;
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shootv(gun, from, to, s, false, 0);
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break;
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}
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case SV_THROWNADE:
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{
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vec from, to;
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loopk(3) from[k] = getint(p)/DMF;
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loopk(3) to[k] = getint(p)/DMF;
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int nademillis = getint(p);
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if(!d) break;
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d->lastaction = lastmillis;
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d->lastattackgun = GUN_GRENADE;
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shootv(GUN_GRENADE, from, to, d, false, nademillis);
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break;
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}
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case SV_GIBDAMAGE:
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case SV_DAMAGE:
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{
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int tcn = getint(p),
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acn = getint(p),
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damage = getint(p),
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armour = getint(p),
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health = getint(p);
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playerent *target = tcn==getclientnum() ? player1 : getclient(tcn),
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*actor = acn==getclientnum() ? player1 : getclient(acn);
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if(!target || !actor) break;
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target->armour = armour;
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target->health = health;
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dodamage(damage, target, actor, type==SV_GIBDAMAGE, false);
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break;
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}
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case SV_HITPUSH:
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{
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int gun = getint(p), damage = getint(p);
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vec dir;
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loopk(3) dir[k] = getint(p)/DNF;
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player1->hitpush(damage, dir, NULL, gun);
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break;
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}
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case SV_GIBDIED:
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case SV_DIED:
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{
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int vcn = getint(p), acn = getint(p), frags = getint(p);
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playerent *victim = vcn==getclientnum() ? player1 : getclient(vcn),
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*actor = acn==getclientnum() ? player1 : getclient(acn);
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if(!actor) break;
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actor->frags = frags;
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if(!victim) break;
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dokill(victim, actor, type==SV_GIBDIED);
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break;
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}
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case SV_RESUME:
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{
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for(;;)
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{
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int cn = getint(p);
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if(cn<0) break;
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int state = getint(p), lifesequence = getint(p), gunselect = getint(p), flagscore = getint(p), frags = getint(p);
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playerent *d = (cn == getclientnum() ? player1 : newclient(cn));
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if(!d) continue;
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if(d!=player1) d->state = state;
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d->lifesequence = lifesequence;
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d->gunselect = gunselect;
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d->flagscore = flagscore;
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d->frags = frags;
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}
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break;
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}
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case SV_ITEMSPAWN:
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{
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int i = getint(p);
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setspawn(i, true);
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break;
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}
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case SV_ITEMACC:
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{
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int i = getint(p), cn = getint(p);
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playerent *d = cn==getclientnum() ? player1 : getclient(cn);
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pickupeffects(i, d);
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break;
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}
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case SV_EDITH: // coop editing messages, should be extended to include all possible editing ops
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case SV_EDITT:
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case SV_EDITS:
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case SV_EDITD:
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case SV_EDITE:
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{
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int x = getint(p);
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int y = getint(p);
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int xs = getint(p);
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int ys = getint(p);
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int v = getint(p);
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block b = { x, y, xs, ys };
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switch(type)
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{
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case SV_EDITH: editheightxy(v!=0, getint(p), b); break;
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case SV_EDITT: edittexxy(v, getint(p), b); break;
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case SV_EDITS: edittypexy(v, b); break;
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case SV_EDITD: setvdeltaxy(v, b); break;
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case SV_EDITE: editequalisexy(v!=0, b); break;
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}
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break;
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}
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case SV_EDITENT: // coop edit of ent
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{
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uint i = getint(p);
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while((uint)ents.length()<=i) ents.add().type = NOTUSED;
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int to = ents[i].type;
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ents[i].type = getint(p);
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ents[i].x = getint(p);
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ents[i].y = getint(p);
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ents[i].z = getint(p);
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ents[i].attr1 = getint(p);
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ents[i].attr2 = getint(p);
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ents[i].attr3 = getint(p);
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ents[i].attr4 = getint(p);
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ents[i].spawned = false;
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if(ents[i].type==LIGHT || to==LIGHT) calclight();
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break;
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}
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case SV_PONG:
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{
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int millis = getint(p);
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addmsg(SV_CLIENTPING, "i", player1->ping = (player1->ping*5+lastmillis-millis)/6);
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break;
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}
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case SV_CLIENTPING:
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if(!d) return;
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d->ping = getint(p);
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break;
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case SV_GAMEMODE:
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nextmode = getint(p);
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break;
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case SV_TIMEUP:
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timeupdate(getint(p));
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break;
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case SV_RECVMAP:
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{
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getstring(text, p);
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conoutf("received map \"%s\" from server, reloading..", &text);
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int mapsize = getint(p);
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if(p.remaining() < mapsize)
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{
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p.forceoverread();
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break;
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}
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if(securemapcheck(text))
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{
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p.len += mapsize;
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break;
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}
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writemap(text, mapsize, &p.buf[p.len]);
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p.len += mapsize;
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changemapserv(text, gamemode);
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break;
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}
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case SV_WEAPCHANGE:
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{
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if(!d) return;
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d->gunselect = getint(p);
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break;
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}
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case SV_SERVMSG:
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getstring(text, p);
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conoutf("%s", text);
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break;
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case SV_FLAGINFO:
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{
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int flag = getint(p);
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if(flag<0 || flag>1) return;
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flaginfo &f = flaginfos[flag];
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f.state = getint(p);
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int action = getint(p);
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switch(f.state)
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{
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case CTFF_STOLEN:
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{
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flagstolen(flag, action, getint(p));
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break;
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}
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case CTFF_DROPPED:
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{
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short x = (ushort) (getint(p)/DMF);
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short y = (ushort) (getint(p)/DMF);
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short z = (ushort) (getint(p)/DMF);
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flagdropped(flag, action, x, y, z);
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break;
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}
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case CTFF_INBASE:
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{
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int actor = -1;
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if(action == SV_FLAGRETURN) actor = getint(p);
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flaginbase(flag, action, actor);
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break;
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}
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}
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break;
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}
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case SV_FLAGS:
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{
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if(!d) return;
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d->flagscore = getint(p);
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break;
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}
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case SV_ARENAWIN:
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{
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int acn = getint(p);
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playerent *alive = acn<0 ? NULL : (acn==getclientnum() ? player1 : getclient(acn));
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conoutf("arena round is over! next round in 5 seconds...");
|
|
if(m_botmode && acn==-2) conoutf("the bots have won the round!");
|
|
else if(!alive) conoutf("everyone died!");
|
|
else if(m_teammode) conoutf("team %s has won the round!", alive->team);
|
|
else if(alive==player1) conoutf("you are the survivor!");
|
|
else conoutf("%s is the survivor!", colorname(alive));
|
|
break;
|
|
}
|
|
|
|
case SV_FORCEDEATH:
|
|
{
|
|
int cn = getint(p);
|
|
playerent *d = cn==getclientnum() ? player1 : newclient(cn);
|
|
if(!d) break;
|
|
if(d==player1)
|
|
{
|
|
if(editmode) toggleedit();
|
|
showscores(true);
|
|
}
|
|
d->state = CS_DEAD;
|
|
break;
|
|
}
|
|
|
|
case SV_SERVOPINFO:
|
|
{
|
|
loopv(players) { if(players[i]) players[i]->clientrole = CR_DEFAULT; }
|
|
player1->clientrole = CR_DEFAULT;
|
|
|
|
int cl = getint(p), r = getint(p);
|
|
if(cl >= 0 && r >= 0)
|
|
{
|
|
playerent *pl = (cl == getclientnum() ? player1 : newclient(cl));
|
|
if(pl)
|
|
{
|
|
pl->clientrole = r;
|
|
if(pl->name[0]) conoutf("%s claimed %s status", pl == player1 ? "you" : colorname(pl), r == CR_ADMIN ? "admin" : "master");
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
case SV_SERVOPCMD:
|
|
{
|
|
int cmd = getint(p), arg = getint(p);
|
|
playerent *pl = (arg == getclientnum() ? NULL : getclient(arg));
|
|
switch(cmd)
|
|
{
|
|
case SOPCMD_KICK:
|
|
case SOPCMD_BAN:
|
|
{
|
|
if(pl) conoutf("%s has been %s", colorname(pl), cmd == SOPCMD_KICK ? "kicked" : "banned");
|
|
break;
|
|
}
|
|
case SOPCMD_REMBANS:
|
|
conoutf("bans removed");
|
|
break;
|
|
|
|
case SOPCMD_MASTERMODE:
|
|
conoutf("mastermode set to \"%s\"", arg ? "private" : "open");
|
|
break;
|
|
|
|
case SOPCMD_AUTOTEAM:
|
|
autoteambalance = arg == 1;
|
|
if(!joining) conoutf("autoteam is %s", autoteambalance ? "enabled" : "disabled");
|
|
break;
|
|
|
|
case SOPCMD_GIVEMASTER:
|
|
if(pl) conoutf("the admin gave master state to %s", colorname(pl));
|
|
break;
|
|
|
|
case SOPCMD_FORCETEAM:
|
|
if(pl) conoutf("player %s was forced to change the team", colorname(pl));
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
|
|
case SV_SERVOPCMDDENIED:
|
|
{
|
|
conoutf("\f3denied. you have to be at least %s to perform this action", getint(p) == CR_ADMIN ? "admin" : "master");
|
|
break;
|
|
}
|
|
|
|
case SV_FORCETEAM:
|
|
{
|
|
changeteam(getint(p), true);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
neterr("type");
|
|
return;
|
|
}
|
|
}
|
|
|
|
void localservertoclient(int chan, uchar *buf, int len) // processes any updates from the server
|
|
{
|
|
ucharbuf p(buf, len);
|
|
|
|
switch(chan)
|
|
{
|
|
case 0: parsepositions(p); break;
|
|
case 1:
|
|
case 2: parsemessages(-1, NULL, p); break;
|
|
}
|
|
}
|