388 lines
11 KiB
SourcePawn
388 lines
11 KiB
SourcePawn
/*
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* ============================================================================
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*
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* Zombie:Reloaded
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*
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* File: damage.inc
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* Type: Core
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* Description: Modify damage stuff here.
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*
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* Copyright (C) 2009 Greyscale, Richard Helgeby
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*
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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 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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* ============================================================================
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*/
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/**
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* @endsection
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*/
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/**
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* @section Suicide intercept defines.
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*/
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#define DAMAGE_SUICIDE_MAX_CMDS 5
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#define DAMAGE_SUICIDE_MAX_LENGTH 16
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/**
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* @endsection
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*/
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/**
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* Array to store TraceAttack HookIDs.
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*/
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new g_iDamageTraceAttackHookID[MAXPLAYERS + 1] = {-1, ...};
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/**
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* Array to store OnTakeDamage HookIDs.
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*/
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new g_iDamageOnTakeDamageHookID[MAXPLAYERS + 1] = {-1, ...};
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/**
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* Array to keep track of normal/mother zombies.
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*/
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new bool:g_bDamageMotherZombie[MAXPLAYERS + 1];
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/**
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* Hook commands related to damage here.
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*/
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DamageOnCommandsHook()
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{
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// Create command callbacks (intercepts) for listed suicide commands.
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decl String:suicidecmds[DAMAGE_SUICIDE_MAX_CMDS * DAMAGE_SUICIDE_MAX_LENGTH];
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GetConVarString(g_hCvarsList[CVAR_DAMAGE_SUICIDE_CMDS], suicidecmds, sizeof(suicidecmds));
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// Create array to store cmds
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new String:arrayCmds[DAMAGE_SUICIDE_MAX_CMDS][DAMAGE_SUICIDE_MAX_LENGTH];
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// Explode string into array indexes.
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new cmdcount = ExplodeString(suicidecmds, ",", arrayCmds, sizeof(arrayCmds), sizeof(arrayCmds[]));
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// x = Array index.
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// arrayCmds[x] = suicide command.
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for (new x = 0; x <= cmdcount - 1; x++)
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{
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// Trim whitespace.
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TrimString(arrayCmds[x]);
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// Prepare intercept for this command.
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RegConsoleCmd(arrayCmds[x], DamageSuicideIntercept);
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}
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}
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/**
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* Client is joining the server.
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*
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* @param client The client index.
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*/
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DamageClientInit(client)
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{
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// Hook damage callbacks.
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g_iDamageTraceAttackHookID[client] = ZRTools_HookTraceAttack(client, DamageTraceAttack);
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g_iDamageOnTakeDamageHookID[client] = ZRTools_HookOnTakeDamage(client, DamageOnTakeDamage);
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}
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/**
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* Client is leaving the server.
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*
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* @param client The client index.
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*/
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DamageOnClientDisconnect(client)
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{
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// Unhook damage callbacks, and reset variables.
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if (g_iDamageTraceAttackHookID[client] != -1)
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{
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ZRTools_UnhookTraceAttack(g_iDamageTraceAttackHookID[client]);
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g_iDamageTraceAttackHookID[client] = -1;
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}
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if (g_iDamageOnTakeDamageHookID[client] != -1)
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{
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ZRTools_UnhookOnTakeDamage(g_iDamageOnTakeDamageHookID[client]);
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g_iDamageOnTakeDamageHookID[client] = -1;
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}
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}
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/**
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* A client was infected.
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*
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* @param client The client index.
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* @param motherinfect True if the zombie is mother, false if not.
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*/
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DamageOnClientInfected(client, bool:motherinfect)
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{
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// Update if client is a mother zombie or not.
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g_bDamageMotherZombie[client] = motherinfect;
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}
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/**
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* Hook: TraceAttack
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* Called right before the bullet enters a client.
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*
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* @param client The client index.
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* @param inflictor The entity index of the inflictor.
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* @param attacker The client index of the attacker.
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* @param damage The amount of damage inflicted.
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* @param hitbox The hitbox index.
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* @param hitgroup The hitgroup index.
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* @return Return ZRTools_Handled to stop bullet from hitting client.
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* ZRTools_Continue to allow bullet to hit client.
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*/
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public ZRTools_Action:DamageTraceAttack(client, inflictor, attacker, Float:damage, hitbox, hitgroup)
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{
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// If attacker isn't valid, then stop.
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if (!ZRIsClientValid(attacker))
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{
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return ZRTools_Continue;
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}
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// If client is attacking himself, then stop.
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if(attacker == client)
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{
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return ZRTools_Continue;
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}
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// Get zombie flag for each client.
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new bool:clientzombie = InfectIsClientInfected(client);
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new bool:attackerzombie = InfectIsClientInfected(attacker);
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// If the flags are the same on both clients, then stop.
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if (clientzombie == attackerzombie)
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{
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// If friendly fire is blocked, then allow damage.
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new bool:damageblockff = GetConVarBool(g_hCvarsList[CVAR_DAMAGE_BLOCK_FF]);
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if (!damageblockff)
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{
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return ZRTools_Continue;
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}
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// Stop bullet from hurting client.
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return ZRTools_Handled;
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}
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// Here we know that attacker and client are different teams.
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// If client is a human, then allow damage.
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if (InfectIsClientHuman(client))
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{
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// Allow damage.
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return ZRTools_Continue;
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}
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// If damage hitgroups cvar is disabled, then allow damage.
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new bool:damagehitgroups = GetConVarBool(g_hCvarsList[CVAR_DAMAGE_HITGROUPS]);
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if (!damagehitgroups)
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{
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// Allow damage.
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return ZRTools_Continue;
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}
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// If damage is disabled for this hitgroup, then stop.
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new index = HitgroupToIndex(hitgroup);
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// If index can't be found, then allow damage.
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if (index == -1)
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{
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// Allow damage.
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return ZRTools_Continue;
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}
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new bool:candamage = HitgroupsCanDamage(index);
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if (!candamage)
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{
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// Stop bullet from hurting client.
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return ZRTools_Handled;
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}
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// Allow damage.
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return ZRTools_Continue;
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}
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/**
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* Hook: OnTakeDamage
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* Called right before damage is done.
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*
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* @param client The client index.
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* @param inflictor The entity index of the inflictor.
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* @param attacker The client index of the attacker.
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* @param damage The amount of damage inflicted.
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* @param damagetype The type of damage inflicted.
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* @param ammotype The ammo type of the attacker's weapon.
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* @return Return ZRTools_Handled to stop the damage to client.
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* ZRTools_Continue to allow damage to client.
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*/
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public ZRTools_Action:DamageOnTakeDamage(client, inflictor, attacker, Float:damage, damagetype, ammotype)
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{
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// Get classname of the inflictor.
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decl String:classname[64];
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GetEdictClassname(inflictor, classname, sizeof(classname));
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// If entity is a trigger, then allow damage. (Map is damaging client)
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if (StrContains(classname, "trigger") > -1)
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{
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return ZRTools_Continue;
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}
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new action;
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// Forward this hook to another module an return (or not) what it wants.
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action = NapalmOnTakeDamage(client, damagetype);
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// If the napalm module wants to return here, then return the int casted into the ZRTools_Action type.
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if (action > -1)
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{
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return ZRTools_Action:action;
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}
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// Client was shot or knifed.
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if (damagetype & DMG_CSS_BULLET)
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{
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// If attacker isn't valid, then allow damage.
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if (!ZRIsClientValid(attacker))
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{
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return ZRTools_Continue;
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}
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// Get zombie flag for each client.
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new bool:clientzombie = InfectIsClientInfected(client);
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new bool:attackerzombie = InfectIsClientInfected(attacker);
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// If client and attacker are on the same team, then let CS:S handle the rest.
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if (clientzombie == attackerzombie)
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{
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return ZRTools_Continue;
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}
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// We know that clientzombie is the opposite of attacker zombie.
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// If the client is a zombie, then allow damage.
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if (clientzombie)
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{
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return ZRTools_Continue;
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}
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// Client is about to be infected, re-add HP so they aren't killed by knife.
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new health = GetClientHealth(client);
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SetEntityHealth(client, health + RoundToNearest(damage));
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// Allow damage.
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return ZRTools_Continue;
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}
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// Client was damaged by explosion.
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else if (damagetype & DMG_CSS_BLAST)
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{
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// If blast damage is blocked, then stop.
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new bool:damageblockblast = GetConVarBool(g_hCvarsList[CVAR_DAMAGE_BLOCK_BLAST]);
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if (!damageblockblast)
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{
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return ZRTools_Continue;
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}
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// If attacker isn't valid, then allow damage.
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if (!ZRIsClientValid(attacker))
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{
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return ZRTools_Continue;
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}
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// If client is a zombie, then allow damage.
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if (InfectIsClientInfected(client))
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{
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return ZRTools_Continue;
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}
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// Stop damage.
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return ZRTools_Handled;
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}
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// Client was damaged by falling.
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else if (damagetype & DMG_CSS_FALL)
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{
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// If class has "nofalldamage" disabled, then allow damage.
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new bool:blockfalldamage = ClassGetNoFallDamage(client);
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if (!blockfalldamage)
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{
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return ZRTools_Continue;
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}
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// Stop damage.
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return ZRTools_Handled;
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}
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// Allow damage.
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return ZRTools_Continue;
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}
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/**
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* Command callback (kill, jointeam, spectate)
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* Block command if plugin thinks they are trying to commit suicide.
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*
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* @param client The client index.
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* @param argc The number of arguments in command string.
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*/
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public Action:DamageSuicideIntercept(client, argc)
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{
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// If zombie hasn't spawned, then stop.
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if (!g_bZombieSpawned)
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{
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return Plugin_Continue;
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}
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// If client is invalid, then stop. (Stop console.)
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if (!ZRIsClientValid(client))
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{
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return Plugin_Continue;
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}
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// If client is dead, then stop.
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if (!IsPlayerAlive(client))
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{
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return Plugin_Continue;
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}
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// Get cvar values for suicide interception.
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new bool:suicidezombie = GetConVarBool(g_hCvarsList[CVAR_DAMAGE_SUICIDE_ZOMBIE]);
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new bool:suicidezombiemother = GetConVarBool(g_hCvarsList[CVAR_DAMAGE_SUICIDE_MZOMBIE]);
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new bool:suicidehuman = GetConVarBool(g_hCvarsList[CVAR_DAMAGE_SUICIDE_HUMAN]);
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// Check if client is a zombie.
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if (InfectIsClientInfected(client))
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{
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// If client is a normal zombie, and suicide intercept is disabled for zombies, then let command go.
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if (!g_bDamageMotherZombie[client] && !suicidezombie)
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{
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return Plugin_Continue;
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}
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// If client is a mother zombie, and suicide intercept is disabled for mother zombies, then let command go.
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if (g_bDamageMotherZombie[client] && !suicidezombiemother)
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{
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return Plugin_Continue;
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}
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}
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// If client is a human, and suicide intercept is disabled for humans, then let command go.
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if (InfectIsClientHuman(client) && !suicidehuman)
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{
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return Plugin_Continue;
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}
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// Tell client their command has been intercepted.
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TranslationReplyToCommand(client, "Damage suicide intercept");
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// Log suicide interception
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LogEvent(false, LogType_Normal, LOG_GAME_EVENTS, LogModule_Damage, "Suicide Intercept", "Player \"%L\" attempted suicide.", client);
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// Block command.
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return Plugin_Handled;
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}
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