Files
linguist/samples/Game Maker Language/ClientBeginStep.gml
2014-01-19 15:10:28 +00:00

643 lines
27 KiB
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/*
Originally from /Source/gg2/Scripts/Client/ClientBeginStep.gml in Gang Garrison 2
Copyright (C) 2008-2013 Faucet Software
http://www.ganggarrison.com
This program is free software;
you can redistribute it and/or modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 3 of the License, or (at your option)
any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program; if not,
see <http://www.gnu.org/licenses>.
Additional permission under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or combining it with the Game Maker runtime library,
the 39dll library/extension, Hobbel's Download Manager DLL, or modified versions of these libraries,
the licensors of this Program grant you additional permission to convey the resulting work.
*/
// receive and interpret the server's message(s)
var i, playerObject, playerID, player, otherPlayerID, otherPlayer, sameVersion, buffer, plugins, pluginsRequired, usePlugins;
if(tcp_eof(global.serverSocket)) {
if(gotServerHello)
show_message("You have been disconnected from the server.");
else
show_message("Unable to connect to the server.");
instance_destroy();
exit;
}
if(room == DownloadRoom and keyboard_check(vk_escape))
{
instance_destroy();
exit;
}
if(downloadingMap)
{
while(tcp_receive(global.serverSocket, min(1024, downloadMapBytes-buffer_size(downloadMapBuffer))))
{
write_buffer(downloadMapBuffer, global.serverSocket);
if(buffer_size(downloadMapBuffer) == downloadMapBytes)
{
write_buffer_to_file(downloadMapBuffer, "Maps/" + downloadMapName + ".png");
downloadingMap = false;
buffer_destroy(downloadMapBuffer);
downloadMapBuffer = -1;
exit;
}
}
exit;
}
roomchange = false;
do {
if(tcp_receive(global.serverSocket,1)) {
switch(read_ubyte(global.serverSocket)) {
case HELLO:
gotServerHello = true;
global.joinedServerName = receivestring(global.serverSocket, 1);
downloadMapName = receivestring(global.serverSocket, 1);
advertisedMapMd5 = receivestring(global.serverSocket, 1);
receiveCompleteMessage(global.serverSocket, 1, global.tempBuffer);
pluginsRequired = read_ubyte(global.tempBuffer);
plugins = receivestring(global.serverSocket, 1);
if(string_pos("/", downloadMapName) != 0 or string_pos("\", downloadMapName) != 0)
{
show_message("Server sent illegal map name: "+downloadMapName);
instance_destroy();
exit;
}
if (!noReloadPlugins && string_length(plugins))
{
usePlugins = pluginsRequired || !global.serverPluginsPrompt;
if (global.serverPluginsPrompt)
{
var prompt;
if (pluginsRequired)
{
prompt = show_question(
"This server requires the following plugins to play on it: "
+ string_replace_all(plugins, ",", "#")
+ '#They are downloaded from the source: "'
+ PLUGIN_SOURCE
+ '"#The source states: "'
+ PLUGIN_SOURCE_NOTICE
+ '"#Do you wish to download them and continue connecting?'
);
if (!prompt)
{
instance_destroy();
exit;
}
}
else
{
prompt = show_question(
"This server suggests the following optional plugins to play on it: "
+ string_replace_all(plugins, ",", "#")
+ '#They are downloaded from the source: "'
+ PLUGIN_SOURCE
+ '"#The source states: "'
+ PLUGIN_SOURCE_NOTICE
+ '"#Do you wish to download them and use them?'
);
if (prompt)
{
usePlugins = true;
}
}
}
if (usePlugins)
{
if (!loadserverplugins(plugins))
{
show_message("Error ocurred loading server-sent plugins.");
instance_destroy();
exit;
}
global.serverPluginsInUse = true;
}
}
noReloadPlugins = false;
if(advertisedMapMd5 != "")
{
var download;
download = not file_exists("Maps/" + downloadMapName + ".png");
if(!download and CustomMapGetMapMD5(downloadMapName) != advertisedMapMd5)
{
if(show_question("The server's copy of the map (" + downloadMapName + ") differs from ours.#Would you like to download this server's version of the map?"))
download = true;
else
{
instance_destroy();
exit;
}
}
if(download)
{
write_ubyte(global.serverSocket, DOWNLOAD_MAP);
socket_send(global.serverSocket);
receiveCompleteMessage(global.serverSocket,4,global.tempBuffer);
downloadMapBytes = read_uint(global.tempBuffer);
downloadMapBuffer = buffer_create();
downloadingMap = true;
roomchange=true;
}
}
ClientPlayerJoin(global.serverSocket);
if(global.rewardKey != "" and global.rewardId != "")
{
var rewardId;
rewardId = string_copy(global.rewardId, 0, 255);
write_ubyte(global.serverSocket, REWARD_REQUEST);
write_ubyte(global.serverSocket, string_length(rewardId));
write_string(global.serverSocket, rewardId);
}
if(global.queueJumping == true)
{
write_ubyte(global.serverSocket, CLIENT_SETTINGS);
write_ubyte(global.serverSocket, global.queueJumping);
}
socket_send(global.serverSocket);
break;
case JOIN_UPDATE:
receiveCompleteMessage(global.serverSocket,2,global.tempBuffer);
global.playerID = read_ubyte(global.tempBuffer);
global.currentMapArea = read_ubyte(global.tempBuffer);
break;
case FULL_UPDATE:
deserializeState(FULL_UPDATE);
break;
case QUICK_UPDATE:
deserializeState(QUICK_UPDATE);
break;
case CAPS_UPDATE:
deserializeState(CAPS_UPDATE);
break;
case INPUTSTATE:
deserializeState(INPUTSTATE);
break;
case PLAYER_JOIN:
player = instance_create(0,0,Player);
player.name = receivestring(global.serverSocket, 1);
ds_list_add(global.players, player);
if(ds_list_size(global.players)-1 == global.playerID) {
global.myself = player;
instance_create(0,0,PlayerControl);
}
break;
case PLAYER_LEAVE:
// Delete player from the game, adjust own ID accordingly
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
playerID = read_ubyte(global.tempBuffer);
player = ds_list_find_value(global.players, playerID);
removePlayer(player);
if(playerID < global.playerID) {
global.playerID -= 1;
}
break;
case PLAYER_DEATH:
var causeOfDeath, assistantPlayerID, assistantPlayer;
receiveCompleteMessage(global.serverSocket,4,global.tempBuffer);
playerID = read_ubyte(global.tempBuffer);
otherPlayerID = read_ubyte(global.tempBuffer);
assistantPlayerID = read_ubyte(global.tempBuffer);
causeOfDeath = read_ubyte(global.tempBuffer);
player = ds_list_find_value(global.players, playerID);
otherPlayer = noone;
if(otherPlayerID != 255)
otherPlayer = ds_list_find_value(global.players, otherPlayerID);
assistantPlayer = noone;
if(assistantPlayerID != 255)
assistantPlayer = ds_list_find_value(global.players, assistantPlayerID);
doEventPlayerDeath(player, otherPlayer, assistantPlayer, causeOfDeath);
break;
case BALANCE:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
balanceplayer=read_ubyte(global.tempBuffer);
if balanceplayer == 255 {
if !instance_exists(Balancer) instance_create(x,y,Balancer);
with(Balancer) notice=0;
} else {
player = ds_list_find_value(global.players, balanceplayer);
if(player.object != -1) {
with(player.object) {
instance_destroy();
}
player.object = -1;
}
if(player.team==TEAM_RED) {
player.team = TEAM_BLUE;
} else {
player.team = TEAM_RED;
}
if !instance_exists(Balancer) instance_create(x,y,Balancer);
Balancer.name=player.name;
with (Balancer) notice=1;
}
break;
case PLAYER_CHANGETEAM:
receiveCompleteMessage(global.serverSocket,2,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
if(player.object != -1) {
with(player.object) {
instance_destroy();
}
player.object = -1;
}
player.team = read_ubyte(global.tempBuffer);
break;
case PLAYER_CHANGECLASS:
receiveCompleteMessage(global.serverSocket,2,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
if(player.object != -1) {
with(player.object) {
instance_destroy();
}
player.object = -1;
}
player.class = read_ubyte(global.tempBuffer);
break;
case PLAYER_CHANGENAME:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
player.name = receivestring(global.serverSocket, 1);
if player=global.myself {
global.playerName=player.name
}
break;
case PLAYER_SPAWN:
receiveCompleteMessage(global.serverSocket,3,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
doEventSpawn(player, read_ubyte(global.tempBuffer), read_ubyte(global.tempBuffer));
break;
case CHAT_BUBBLE:
var bubbleImage;
receiveCompleteMessage(global.serverSocket,2,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
setChatBubble(player, read_ubyte(global.tempBuffer));
break;
case BUILD_SENTRY:
receiveCompleteMessage(global.serverSocket,6,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
buildSentry(player, read_ushort(global.tempBuffer)/5, read_ushort(global.tempBuffer)/5, read_byte(global.tempBuffer));
break;
case DESTROY_SENTRY:
receiveCompleteMessage(global.serverSocket,4,global.tempBuffer);
playerID = read_ubyte(global.tempBuffer);
otherPlayerID = read_ubyte(global.tempBuffer);
assistantPlayerID = read_ubyte(global.tempBuffer);
causeOfDeath = read_ubyte(global.tempBuffer);
player = ds_list_find_value(global.players, playerID);
if(otherPlayerID == 255) {
doEventDestruction(player, noone, noone, causeOfDeath);
} else {
otherPlayer = ds_list_find_value(global.players, otherPlayerID);
if (assistantPlayerID == 255) {
doEventDestruction(player, otherPlayer, noone, causeOfDeath);
} else {
assistantPlayer = ds_list_find_value(global.players, assistantPlayerID);
doEventDestruction(player, otherPlayer, assistantPlayer, causeOfDeath);
}
}
break;
case GRAB_INTEL:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
doEventGrabIntel(player);
break;
case SCORE_INTEL:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
doEventScoreIntel(player);
break;
case DROP_INTEL:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
doEventDropIntel(player);
break;
case RETURN_INTEL:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
doEventReturnIntel(read_ubyte(global.tempBuffer));
break;
case GENERATOR_DESTROY:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
team = read_ubyte(global.tempBuffer);
doEventGeneratorDestroy(team);
break;
case UBER_CHARGED:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
doEventUberReady(player);
break;
case UBER:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
doEventUber(player);
break;
case OMNOMNOMNOM:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
if(player.object != -1) {
with(player.object) {
omnomnomnom=true;
if(hp < 200)
{
canEat = false;
alarm[6] = eatCooldown; //10 second cooldown
}
if(player.team == TEAM_RED) {
omnomnomnomindex=0;
omnomnomnomend=31;
} else if(player.team==TEAM_BLUE) {
omnomnomnomindex=32;
omnomnomnomend=63;
}
xscale=image_xscale;
}
}
break;
case TOGGLE_ZOOM:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
if player.object != -1 {
toggleZoom(player.object);
}
break;
case PASSWORD_REQUEST:
if(!usePreviousPwd)
global.clientPassword = get_string("Enter Password:", "");
write_ubyte(global.serverSocket, string_length(global.clientPassword));
write_string(global.serverSocket, global.clientPassword);
socket_send(global.serverSocket);
break;
case PASSWORD_WRONG:
show_message("Incorrect Password.");
instance_destroy();
exit;
case INCOMPATIBLE_PROTOCOL:
show_message("Incompatible server protocol version.");
instance_destroy();
exit;
case KICK:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
reason = read_ubyte(global.tempBuffer);
if reason == KICK_NAME kickReason = "Name Exploit";
else if reason == KICK_BAD_PLUGIN_PACKET kickReason = "Invalid plugin packet ID";
else if reason == KICK_MULTI_CLIENT kickReason = "There are too many connections from your IP";
else kickReason = "";
show_message("You have been kicked from the server. "+kickReason+".");
instance_destroy();
exit;
case ARENA_STARTROUND:
doEventArenaStartRound();
break;
case ARENA_ENDROUND:
with ArenaHUD clientArenaEndRound();
break;
case ARENA_RESTART:
doEventArenaRestart();
break;
case UNLOCKCP:
doEventUnlockCP();
break;
case MAP_END:
global.nextMap=receivestring(global.serverSocket, 1);
receiveCompleteMessage(global.serverSocket,2,global.tempBuffer);
global.winners=read_ubyte(global.tempBuffer);
global.currentMapArea=read_ubyte(global.tempBuffer);
global.mapchanging = true;
if !instance_exists(ScoreTableController) instance_create(0,0,ScoreTableController);
instance_create(0,0,WinBanner);
break;
case CHANGE_MAP:
roomchange=true;
global.mapchanging = false;
global.currentMap = receivestring(global.serverSocket, 1);
global.currentMapMD5 = receivestring(global.serverSocket, 1);
if(global.currentMapMD5 == "") { // if this is an internal map (signified by the lack of an md5)
if(findInternalMapRoom(global.currentMap))
room_goto_fix(findInternalMapRoom(global.currentMap));
else
{
show_message("Error:#Server went to invalid internal map: " + global.currentMap + "#Exiting.");
instance_destroy();
exit;
}
} else { // it's an external map
if(string_pos("/", global.currentMap) != 0 or string_pos("\", global.currentMap) != 0)
{
show_message("Server sent illegal map name: "+global.currentMap);
instance_destroy();
exit;
}
if(!file_exists("Maps/" + global.currentMap + ".png") or CustomMapGetMapMD5(global.currentMap) != global.currentMapMD5)
{ // Reconnect to the server to download the map
var oldReturnRoom;
oldReturnRoom = returnRoom;
returnRoom = DownloadRoom;
if (global.serverPluginsInUse)
noUnloadPlugins = true;
event_perform(ev_destroy,0);
ClientCreate();
if (global.serverPluginsInUse)
noReloadPlugins = true;
returnRoom = oldReturnRoom;
usePreviousPwd = true;
exit;
}
room_goto_fix(CustomMapRoom);
}
for(i=0; i<ds_list_size(global.players); i+=1) {
player = ds_list_find_value(global.players, i);
if global.currentMapArea == 1 {
player.stats[KILLS] = 0;
player.stats[DEATHS] = 0;
player.stats[CAPS] = 0;
player.stats[ASSISTS] = 0;
player.stats[DESTRUCTION] = 0;
player.stats[STABS] = 0;
player.stats[HEALING] = 0;
player.stats[DEFENSES] = 0;
player.stats[INVULNS] = 0;
player.stats[BONUS] = 0;
player.stats[DOMINATIONS] = 0;
player.stats[REVENGE] = 0;
player.stats[POINTS] = 0;
player.roundStats[KILLS] = 0;
player.roundStats[DEATHS] = 0;
player.roundStats[CAPS] = 0;
player.roundStats[ASSISTS] = 0;
player.roundStats[DESTRUCTION] = 0;
player.roundStats[STABS] = 0;
player.roundStats[HEALING] = 0;
player.roundStats[DEFENSES] = 0;
player.roundStats[INVULNS] = 0;
player.roundStats[BONUS] = 0;
player.roundStats[DOMINATIONS] = 0;
player.roundStats[REVENGE] = 0;
player.roundStats[POINTS] = 0;
player.team = TEAM_SPECTATOR;
}
}
break;
case SERVER_FULL:
show_message("The server is full.");
instance_destroy();
exit;
case REWARD_CHALLENGE_CODE:
var challengeData;
receiveCompleteMessage(global.serverSocket,16,global.tempBuffer);
challengeData = read_binstring(global.tempBuffer, buffer_size(global.tempBuffer));
challengeData += socket_remote_ip(global.serverSocket);
write_ubyte(global.serverSocket, REWARD_CHALLENGE_RESPONSE);
write_binstring(global.serverSocket, hmac_md5_bin(global.rewardKey, challengeData));
socket_send(global.serverSocket);
break;
case REWARD_UPDATE:
receiveCompleteMessage(global.serverSocket,1,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
var rewardString;
rewardString = receivestring(global.serverSocket, 2);
doEventUpdateRewards(player, rewardString);
break;
case MESSAGE_STRING:
var message, notice;
message = receivestring(global.serverSocket, 1);
with NoticeO instance_destroy();
notice = instance_create(0, 0, NoticeO);
notice.notice = NOTICE_CUSTOM;
notice.message = message;
break;
case SENTRY_POSITION:
receiveCompleteMessage(global.serverSocket,5,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
if(player.sentry)
{
player.sentry.x = read_ushort(global.tempBuffer) / 5;
player.sentry.y = read_ushort(global.tempBuffer) / 5;
player.sentry.xprevious = player.sentry.x;
player.sentry.yprevious = player.sentry.y;
player.sentry.vspeed = 0;
}
break;
case WEAPON_FIRE:
receiveCompleteMessage(global.serverSocket,9,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
if(player.object)
{
with(player.object)
{
x = read_ushort(global.tempBuffer)/5;
y = read_ushort(global.tempBuffer)/5;
hspeed = read_byte(global.tempBuffer)/8.5;
vspeed = read_byte(global.tempBuffer)/8.5;
xprevious = x;
yprevious = y;
}
doEventFireWeapon(player, read_ushort(global.tempBuffer));
}
break;
case PLUGIN_PACKET:
var packetID, packetLen, buf, success;
// fetch full packet
receiveCompleteMessage(global.serverSocket, 2, global.tempBuffer);
packetLen = read_ushort(global.tempBuffer);
receiveCompleteMessage(global.serverSocket, packetLen, global.tempBuffer);
packetID = read_ubyte(global.tempBuffer);
// get packet data
buf = buffer_create();
write_buffer_part(buf, global.tempBuffer, packetLen - 1);
// try to enqueue
// give "noone" value for client since received from server
success = _PluginPacketPush(packetID, buf, noone);
// if it returned false, packetID was invalid
if (!success)
{
// clear up buffer
buffer_destroy(buf);
show_error("ERROR when reading plugin packet: no such plugin packet ID " + string(packetID), true);
}
break;
case CLIENT_SETTINGS:
receiveCompleteMessage(global.serverSocket,2,global.tempBuffer);
player = ds_list_find_value(global.players, read_ubyte(global.tempBuffer));
player.queueJump = read_ubyte(global.tempBuffer);
break;
default:
promptRestartOrQuit("The Server sent unexpected data.");
exit;
}
} else {
break;
}
} until(roomchange);