winix/winixd/templates/antispam.cpp

126 lines
2.9 KiB
C++

/*
* This file is a part of Winix
* and is distributed under the 2-Clause BSD licence.
* Author: Tomasz Sowa <t.sowa@ttmath.org>
*/
/*
* Copyright (c) 2018, Tomasz Sowa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "templates.h"
#include "core/request.h"
#include "core/misc.h"
namespace Winix
{
namespace TemplatesFunctions
{
static const int ANTISPAM_OPERATOR_PLUS = 0;
static const int ANTISPAM_OPERATOR_MINUS = 1;
static int last_operator = 0;
static size_t last_form_id;
void antispam_create_new_form_id_for_this_session(Info & i)
{
if( cur->session->id != 0 )
{
if( cur->session->antispan.size() > config->antispam_list_max_size )
{
log << log2 << "AS: antispam table exceeds size limit, clearing the whole list" << logend;
cur->session->antispan.clear();
}
last_form_id = cur->session->antispan.size();
i.out << last_form_id;
cur->session->antispan[last_form_id] = 0;
}
}
void antispam_loop(Info & i)
{
if( i.res == 0 )
{
last_operator = 0;
}
i.res = i.iter < 10;
}
void antispam_loop_operator(Info & i)
{
last_operator = rand() % 2;
switch( last_operator )
{
case ANTISPAM_OPERATOR_PLUS:
i.out << "+=";
break;
case ANTISPAM_OPERATOR_MINUS:
i.out << "-=";
break;
}
}
void antispam_counter(Info & i)
{
if( !cur->session->antispan.empty() )
{
int val = rand() % 200;
switch( last_operator )
{
case ANTISPAM_OPERATOR_PLUS:
cur->session->antispan[last_form_id] += val;
break;
case ANTISPAM_OPERATOR_MINUS:
cur->session->antispan[last_form_id] -= val;
break;
}
i.out << val;
}
}
} // namespace TemplatesFunctions
} // namespace Winix