#include <sourcemod>
#include <dhooks>
#include <sdktools>

new Handle:hClientPrintf = INVALID_HANDLE;

public OnPluginStart()
{
    new Handle:gameconf = LoadGameConfigFile("clientprintf-hook.games");
    if(gameconf == INVALID_HANDLE)
    {
        SetFailState("Failed to find clientprintf-hook.games.txt gamedata");
    }
    new offset = GameConfGetOffset(gameconf, "ClientPrintf");
    if(offset == -1)
    {
        SetFailState("Failed to find offset for ClientPrintf");
        CloseHandle(gameconf);
    }
    StartPrepSDKCall(SDKCall_Static);
    if(!PrepSDKCall_SetFromConf(gameconf, SDKConf_Signature, "CreateInterface"))
    {
        SetFailState("Failed to get CreateInterface");
        CloseHandle(gameconf);
    }

    PrepSDKCall_AddParameter(SDKType_String, SDKPass_Pointer);
    PrepSDKCall_AddParameter(SDKType_PlainOldData, SDKPass_Pointer, VDECODE_FLAG_ALLOWNULL);
    PrepSDKCall_SetReturnInfo(SDKType_PlainOldData, SDKPass_Plain);

    new String:interface[64];
    if(!GameConfGetKeyValue(gameconf, "EngineInterface", interface, sizeof(interface)))
    {
        SetFailState("Failed to get engine interface name");
        CloseHandle(gameconf);
    }

    new Handle:temp = EndPrepSDKCall();
    new Address:addr = SDKCall(temp, interface, 0);

    CloseHandle(gameconf);
    CloseHandle(temp);

    if(!addr) SetFailState("Failed to get engine ptr");

    hClientPrintf = DHookCreate(offset, HookType_Raw, ReturnType_Void, ThisPointer_Ignore, Hook_ClientPrintf);
    DHookAddParam(hClientPrintf, HookParamType_Edict);
    DHookAddParam(hClientPrintf, HookParamType_CharPtr);
    DHookRaw(hClientPrintf, false, addr);
}
public MRESReturn:Hook_ClientPrintf(Handle:hParams)
{
    decl String:buffer[1024];
    DHookGetParamString(hParams, 2, buffer, 1024);
    if(buffer[1] == '"' && (StrContains(buffer, "\" (") != -1 || (StrContains(buffer, ".smx\" ") != -1)))
    {
        DHookSetParamString(hParams, 2, "");
        return MRES_ChangedHandled;
    }
    else if(StrContains(buffer, "To see more, type \"sm plugins") != -1)
    {
        DHookSetParamString(hParams, 2, "О_О,это конфиденциальная информация!\nBLOCK by Pheonix (˙·٠●Феникс●٠·˙)\n");
        return MRES_ChangedHandled;
    }
    return MRES_Ignored;
}