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/** |
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* vim: set ts=4 : |
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* ============================================================================= |
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* SourceMod Anti-Flood Plugin |
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* Protects against chat flooding. |
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* |
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* SourceMod (C)2004-2008 AlliedModders LLC. All rights reserved. |
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* ============================================================================= |
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* |
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* This program is free software; you can redistribute it and/or modify it under |
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* the terms of the GNU General Public License, version 3.0, as published by the |
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* Free Software Foundation. |
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* |
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* This program is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more |
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* details. |
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* |
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* You should have received a copy of the GNU General Public License along with |
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* this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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* As a special exception, AlliedModders LLC gives you permission to link the |
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* code of this program (as well as its derivative works) to "Half-Life 2," the |
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* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software |
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* by the Valve Corporation. You must obey the GNU General Public License in |
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* all respects for all other code used. Additionally, AlliedModders LLC grants |
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* this exception to all derivative works. AlliedModders LLC defines further |
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* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007), |
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* or <http://www.sourcemod.net/license.php>. |
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* |
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* Version: $Id$ |
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*/ |
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#pragma semicolon 1 |
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#include <sourcemod> |
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public Plugin:myinfo = |
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{ |
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name = "Anti-Flood", |
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author = "AlliedModders LLC", |
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description = "Protects against chat flooding", |
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version = SOURCEMOD_VERSION, |
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url = "http://www.sourcemod.net/" |
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}; |
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new Float:g_LastTime[MAXPLAYERS + 1] = {0.0, ...}; /* Last time player used say or say_team */ |
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new g_FloodTokens[MAXPLAYERS + 1] = {0, ...}; /* Number of flood tokens player has */ |
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new Handle:sm_flood_time; /* Handle to sm_flood_time convar */ |
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public OnPluginStart() |
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{ |
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sm_flood_time = CreateConVar("sm_flood_time", "0.75", "Amount of time allowed between chat messages"); |
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} |
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public OnClientPutInServer(client) |
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{ |
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g_LastTime[client] = 0.0; |
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g_FloodTokens[client] = 0; |
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} |
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new Float:max_chat; |
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public bool:OnClientFloodCheck(client) |
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{ |
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max_chat = GetConVarFloat(sm_flood_time); |
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if (max_chat <= 0.0 |
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|| (GetUserFlagBits(client) & ADMFLAG_ROOT) == ADMFLAG_ROOT) |
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{ |
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return false; |
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} |
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if (g_LastTime[client] > GetGameTime()) |
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{ |
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/* If player has 3 or more flood tokens, block their message */ |
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if (g_FloodTokens[client] >= 3) |
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{ |
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return true; |
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} |
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} |
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return false; |
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} |
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public OnClientFloodResult(client, bool:blocked) |
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{ |
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if (max_chat <= 0.0 |
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|| (GetUserFlagBits(client) & ADMFLAG_ROOT) == ADMFLAG_ROOT) |
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{ |
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return; |
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} |
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new Float:curTime = GetGameTime(); |
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new Float:newTime = curTime + max_chat; |
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if (g_LastTime[client] > curTime) |
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{ |
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/* If the last message was blocked, update their time limit */ |
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if (blocked) |
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{ |
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newTime += 3.0; |
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} |
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/* Add one flood token when player goes over chat time limit */ |
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else if (g_FloodTokens[client] < 3) |
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{ |
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g_FloodTokens[client]++; |
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} |
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} |
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else if (g_FloodTokens[client] > 0) |
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{ |
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/* Remove one flood token when player chats within time limit (slow decay) */ |
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g_FloodTokens[client]--; |
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} |
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g_LastTime[client] = newTime; |
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} |
