mirror of
https://github.com/WhatCD/Gazelle.git
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281 lines
8.0 KiB
PHP
281 lines
8.0 KiB
PHP
<?
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class Tools {
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/**
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* Returns true if given IP is banned.
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*
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* @param string $IP
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*/
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public static function site_ban_ip($IP) {
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global $DB, $Cache, $Debug;
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$A = substr($IP, 0, strcspn($IP, '.'));
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$IPNum = Tools::ip_to_unsigned($IP);
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$IPBans = $Cache->get_value('ip_bans_'.$A);
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if (!is_array($IPBans)) {
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$SQL = sprintf("
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SELECT ID, FromIP, ToIP
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FROM ip_bans
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WHERE FromIP BETWEEN %d << 24 AND (%d << 24) - 1", $A, $A + 1);
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$DB->query($SQL);
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$IPBans = $DB->to_array(0, MYSQLI_NUM);
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$Cache->cache_value('ip_bans_'.$A, $IPBans, 0);
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}
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$Debug->log_var($IPBans, 'IP bans for class '.$A);
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foreach ($IPBans as $Index => $IPBan) {
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list ($ID, $FromIP, $ToIP) = $IPBan;
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if ($IPNum >= $FromIP && $IPNum <= $ToIP) {
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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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/**
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* Returns the unsigned form of an IP address.
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*
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* @param string $IP The IP address x.x.x.x
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* @return string the long it represents.
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*/
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public static function ip_to_unsigned($IP) {
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return sprintf('%u', ip2long($IP));
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}
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/**
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* Geolocate an IP address using the database
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*
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* @param $IP the ip to fetch the country for
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* @return the country of origin
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*/
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public static function geoip($IP) {
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static $IPs = array();
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if (isset($IPs[$IP])) {
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return $IPs[$IP];
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}
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if (is_number($IP)) {
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$Long = $IP;
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} else {
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$Long = Tools::ip_to_unsigned($IP);
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}
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if (!$Long || $Long == 2130706433) { // No need to check cc for 127.0.0.1
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return false;
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}
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global $DB;
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$DB->query("
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SELECT EndIP, Code
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FROM geoip_country
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WHERE $Long >= StartIP
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ORDER BY StartIP DESC
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LIMIT 1");
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if ((!list($EndIP, $Country) = $DB->next_record()) || $EndIP < $Long) {
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$Country = '?';
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}
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$IPs[$IP] = $Country;
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return $Country;
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}
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/**
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* Gets the hostname for an IP address
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*
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* @param $IP the IP to get the hostname for
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* @return hostname fetched
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*/
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public static function get_host_by_ip($IP) {
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$testar = explode('.', $IP);
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if (count($testar) != 4) {
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return $IP;
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}
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for ($i = 0; $i < 4; ++$i) {
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if (!is_numeric($testar[$i])) {
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return $IP;
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}
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}
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$host = `host -W 1 $IP`;
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return ($host ? end(explode(' ', $host)) : $IP);
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}
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/**
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* Gets an hostname using AJAX
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*
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* @param $IP the IP to fetch
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* @return a span with JavaScript code
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*/
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public static function get_host_by_ajax($IP) {
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static $ID = 0;
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++$ID;
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return '<span id="host_'.$ID.'">Resolving host...<script type="text/javascript">ajax.get(\'tools.php?action=get_host&ip='.$IP.'\',function(host) {$(\'#host_'.$ID.'\').raw().innerHTML=host;});</script></span>';
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}
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/**
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* Looks up the full host of an IP address, by system call.
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* Used as the server-side counterpart to get_host_by_ajax.
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*
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* @param string $IP The IP address to look up.
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* @return string the host.
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*/
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public static function lookup_ip($IP) {
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//TODO: use the $Cache
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$Output = explode(' ',shell_exec('host -W 1 '.escapeshellarg($IP)));
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if (count($Output) == 1 && empty($Output[0])) {
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//No output at all implies the command failed
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return '';
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}
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if (count($Output) != 5) {
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return false;
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} else {
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return trim($Output[4]);
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}
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}
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/**
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* Format an IP address with links to IP history.
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*
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* @param string IP
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* @return string The HTML
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*/
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public static function display_ip($IP) {
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$Line = display_str($IP).' ('.Tools::get_country_code_by_ajax($IP).') ';
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$Line .= '<a href="user.php?action=search&ip_history=on&ip='.display_str($IP).'&matchtype=strict" title="Search" class="brackets">S</a>';
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return $Line;
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}
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public static function get_country_code_by_ajax($IP) {
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static $ID = 0;
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++$ID;
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return '<span id="cc_'.$ID.'">Resolving CC...<script type="text/javascript">ajax.get(\'tools.php?action=get_cc&ip='.$IP.'\',function(cc) {$(\'#cc_'.$ID.'\').raw().innerHTML=cc;});</script></span>';
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}
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/**
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* Disable an array of users.
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*
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* @param array $UserIDs (You can also send it one ID as an int, because fuck types)
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* @param BanReason 0 - Unknown, 1 - Manual, 2 - Ratio, 3 - Inactive, 4 - Unused.
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*/
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public static function disable_users($UserIDs, $AdminComment, $BanReason = 1) {
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global $Cache, $DB;
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if (!is_array($UserIDs)) {
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$UserIDs = array($UserIDs);
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}
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$DB->query("
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UPDATE users_info AS i
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JOIN users_main AS m ON m.ID=i.UserID
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SET m.Enabled='2',
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m.can_leech='0',
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i.AdminComment = CONCAT('".sqltime()." - ".($AdminComment ? $AdminComment : 'Disabled by system')."\n\n', i.AdminComment),
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i.BanDate='".sqltime()."',
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i.BanReason='$BanReason',
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i.RatioWatchDownload=".($BanReason == 2 ? 'm.Downloaded' : "'0'")."
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WHERE m.ID IN(".implode(',', $UserIDs).') ');
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$Cache->decrement('stats_user_count', $DB->affected_rows());
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foreach ($UserIDs as $UserID) {
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$Cache->delete_value('enabled_'.$UserID);
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$Cache->delete_value('user_info_'.$UserID);
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$Cache->delete_value('user_info_heavy_'.$UserID);
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$Cache->delete_value('user_stats_'.$UserID);
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$DB->query("
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SELECT SessionID
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FROM users_sessions
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WHERE UserID='$UserID'
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AND Active = 1");
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while (list($SessionID) = $DB->next_record()) {
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$Cache->delete_value('session_'.$UserID.'_'.$SessionID);
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}
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$Cache->delete_value('users_sessions_'.$UserID);
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$DB->query("
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DELETE FROM users_sessions
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WHERE UserID='$UserID'");
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}
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// Remove the users from the tracker.
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$DB->query("
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SELECT torrent_pass
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FROM users_main
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WHERE ID in (".implode(', ', $UserIDs).')');
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$PassKeys = $DB->collect('torrent_pass');
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$Concat = '';
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foreach ($PassKeys as $PassKey) {
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if (strlen($Concat) > 3950) { // Ocelot's read buffer is 4 KiB and anything exceeding it is truncated
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Tracker::update_tracker('remove_users', array('passkeys' => $Concat));
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$Concat = $PassKey;
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} else {
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$Concat .= $PassKey;
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}
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}
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Tracker::update_tracker('remove_users', array('passkeys' => $Concat));
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}
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/**
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* Warn a user.
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*
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* @param int $UserID
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* @param int $Duration length of warning in seconds
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* @param string $reason
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*/
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public static function warn_user($UserID, $Duration, $Reason) {
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global $LoggedUser, $DB, $Cache, $Time;
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$DB->query("
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SELECT Warned
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FROM users_info
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WHERE UserID=$UserID
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AND Warned != '0000-00-00 00:00:00'");
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if ($DB->has_results()) {
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//User was already warned, appending new warning to old.
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list($OldDate) = $DB->next_record();
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$NewExpDate = date('Y-m-d H:i:s', strtotime($OldDate) + $Duration);
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Misc::send_pm($UserID, 0,
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'You have received multiple warnings.',
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"When you received your latest warning (set to expire on ".date('Y-m-d', (time() + $Duration)).'), you already had a different warning (set to expire on '.date('Y-m-d', strtotime($OldDate)).").\n\n Due to this collision, your warning status will now expire at ".$NewExpDate.'.');
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$AdminComment = date('Y-m-d').' - Warning (Clash) extended to expire at '.$NewExpDate.' by '.$LoggedUser['Username']."\nReason: $Reason\n\n";
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$DB->query('
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UPDATE users_info
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SET
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Warned=\''.db_string($NewExpDate).'\',
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WarnedTimes=WarnedTimes+1,
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AdminComment=CONCAT(\''.db_string($AdminComment).'\',AdminComment)
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WHERE UserID=\''.db_string($UserID).'\'');
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} else {
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//Not changing, user was not already warned
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$WarnTime = time_plus($Duration);
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$Cache->begin_transaction('user_info_'.$UserID);
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$Cache->update_row(false, array('Warned' => $WarnTime));
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$Cache->commit_transaction(0);
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$AdminComment = date('Y-m-d').' - Warned until '.$WarnTime.' by '.$LoggedUser['Username']."\nReason: $Reason\n\n";
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$DB->query('
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UPDATE users_info
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SET
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Warned=\''.db_string($WarnTime).'\',
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WarnedTimes=WarnedTimes+1,
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AdminComment=CONCAT(\''.db_string($AdminComment).'\',AdminComment)
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WHERE UserID=\''.db_string($UserID).'\'');
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}
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}
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/**
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* Update the notes of a user
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* @param unknown $UserID ID of user
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* @param unknown $AdminComment Comment to update with
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*/
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public static function update_user_notes($UserID, $AdminComment) {
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global $DB;
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$DB->query('
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UPDATE users_info
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SET AdminComment=CONCAT(\''.db_string($AdminComment).'\',AdminComment)
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WHERE UserID=\''.db_string($UserID).'\'');
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}
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}
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?>
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