<?php
//===========================================================================\\
// VISIOLIST is a proud derivative work of Aardvark Topsites \\
// Copyright (c) 2000-2009 Jeremy Scheff. All rights reserved. \\
//---------------------------------------------------------------------------\\
// http://www.aardvarktopsitesphp.com/ http://www.avatic.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 2 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. \\
//===========================================================================\\
if (!defined('VISIOLIST')) {
die("This file cannot be accessed directly.");
}
class in extends in_out {
function in() {
global $CONF, $DB, $LNG, $FORM, $TMPL;
if (isset($_SERVER['HTTP_REFERER'])) {
$referer = $DB->escape($_SERVER['HTTP_REFERER'], 1);
}
$go_to_rankings = 0;
if (isset($FORM['a']) && $FORM['a'] == 'in' && isset($FORM['u'])) {
$go_to_rankings = 1;
$username = $DB->escape($FORM['u']);
}
else {
// Get user by referer?
$good_referer = 0;
if (isset($referer) && !isset($FORM['a']) && mb_strpos($referer, $CONF['list_url']) === FALSE) {
// Make sure it's not a search engine
if (mb_strpos($referer, 'http://www.google.com/search') === FALSE && mb_strpos($referer, 'http://search.yahoo.com') === FALSE && mb_strpos($referer, 'http://search.msn.com') === FALSE) {
$good_referer = 1;
}
}
if ($good_referer) {
$username = $this->get_username($referer);
}
else {
$username = '';
}
}
if ($username) {
list($username_sql, $username_active) = $DB->fetch("SELECT username, active FROM {$CONF['sql_prefix']}_sites WHERE username = '{$username}'", __FILE__, __LINE__);
if ($username_sql) {
if ($CONF['gateway'] && !isset($FORM['sid'])) {
$this->gateway($username);
}
else {
$not_blacklisted = new join_edit;
if ($CONF['gateway']) {
$valid = $this->check($username);
}
else {
$valid = 1;
}
// Recaptcha Mod
require_once($CONF['path'].'/sources/recaptchalib.php');
$privatekey = "YOUR KEY HERE";
$resp = recaptcha_check_answer ($privatekey,
$_SERVER["REMOTE_ADDR"],
$_POST["recaptcha_challenge_field"],
$_POST["recaptcha_response_field"]);
if (!$resp->is_valid) {
unset($go_to_rankings);
unset($valid);
$TMPL['captcha_error'] = '<div class="error">Captcha was incorrect</div>';
$this->gateway($username);
}
// Recaptcha Mod
// Plugin hook - Might be used for captcha validation
eval (PluginManager::getPluginManager ()->pluginHooks ('in_before_valid'));
if ($valid && $not_blacklisted->check_ban('vote')) {
// Site made inactive due inactivity? Make it active again
if ($username_active == 3) {
$DB->query("UPDATE {$CONF['sql_prefix']}_sites SET active = 1 WHERE username = '{$username}'", __FILE__, __LINE__);
}
$this->record($username, 'in');
eval (PluginManager::getPluginManager ()->pluginHooks ('in_valid'));
}
}
}
}
if ($go_to_rankings) {
$vote_url = "{$CONF['list_url']}/";
// Plugin hook, redirect after voting. simply call $vote_url via a plugin
eval (PluginManager::getPluginManager ()->pluginHooks ('in_redirect'));
header("HTTP/1.1 301 Moved Permanently");
header("Location: {$vote_url}");
exit;
}
}
static public function check($username) {
global $CONF, $FORM;
require_once("{$CONF['path']}/sources/misc/session.php");
$session = new session;
list($type, $data) = $session->get($FORM['sid']);
$session->delete($FORM['sid']);
if ($type == 'gateway' && $data == $username) {
return 1;
}
else {
return 0;
}
}
static public function gateway($username) {
global $DB, $LNG, $CONF, $FORM, $TMPL;
if (empty($CONF['google_friendly_links'])) {
header('X-Robots-Tag: noindex');
}
eval (PluginManager::getPluginManager ()->pluginHooks ('in_gateway_start'));
require_once("{$CONF['path']}/sources/misc/session.php");
$session = new session;
$TMPL['sid'] = $session->create('gateway', $username);
$TMPL['username'] = $username;
$TMPL['gateway_top'] = '';
$TMPL['gateway_bottom'] = '';
$result = $DB->query("SELECT * FROM {$CONF['sql_prefix']}_sites WHERE username = '{$username}'", __FILE__, __LINE__);
while ($row = $DB->fetch_array($result)) {
$TMPL = array_merge($TMPL, $row);
}
// Recaptcha Mod
require_once($CONF['path'].'/sources/recaptchalib.php');
$publickey = "YOUR KEY HERE";
$TMPL['captcha_code'] = recaptcha_get_html($publickey);
// Recaptcha Mod
$result = $DB->query("SELECT title FROM {$CONF['sql_prefix']}_sites WHERE username = '{$username}' AND active='1'", __FILE__, __LINE__);
while (list($title) = $DB->fetch_array($result)) {
$TMPL['gateway_title'] = $title;
}
eval (PluginManager::getPluginManager ()->pluginHooks ('in_gateway'));
echo base::do_skin('gateway');
exit;
}
static public function get_username($url) {
global $CONF, $DB;
$url = in::short_url($url);
$count = 0;
$username = '';
while (!$username) {
list($username) = $DB->fetch("SELECT username FROM {$CONF['sql_prefix']}_sites WHERE short_url = '{$url}'", __FILE__, __LINE__);
if (!$username) {
$url = in::short_url("{$url}.");
}
$count++;
if ($count >= 10) {
$username = 0;
break;
}
}
return $username;
}
static public function short_url($url) {
// Lowercase
$url = mb_strtolower($url);
// Get rid of www.
$url = preg_replace('/\/\/www./', '//', $url);
// Get rid of trailing slash
$url = preg_replace('/\/$/', '', $url);
// Get rid of page after the last slash
preg_match('/^(https?:\/\/.+)\/(.+)/', $url, $matches);
if (!isset($matches[0])) {
// Just a domain with a slash at the end
$url = preg_replace('/^(https?:\/\/.+)\//', '\\1', $url);
}
else {
// All other URLs
// Check to see if after the trailing slash is a file or a directory
if (mb_strpos($matches[2], '.')) { $url = $matches[1]; }
}
return $url;
}
}
?>