291 lines
12 KiB
PHP
291 lines
12 KiB
PHP
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<?php
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namespace sockchat;
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use \sockchat\User;
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use \sockchat\Channel;
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class Ban {
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public $id = null;
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public $ip = null;
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public $username = null;
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public $expire;
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public function __construct($ip, $id, $username, $expire) {
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$this->id = Utils::$chat["AUTOID"] ? null : $id;
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$this->ip = $ip;
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$this->username = $username;
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$this->expire = $expire;
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}
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public function Check($id, $ip, $username) {
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if($GLOBALS["chat"]["AUTOID"]) $id = null;
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return (($this->id == null ? false : $id == $this->id) ||
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($this->ip == null ? false : Utils::CheckIPAddresses($ip, $this->ip)) ||
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($this->username == null ? false : $username == $this->username)) &&
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($this->expire > time() || $this->expire == -1);
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}
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}
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class Context {
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public static $onlineUsers = [];
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public static $channelList = [];
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public static $bannedUsers = [];
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public static $invisibleUsers = [];
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public static function ForceChannelSwitch($user, $to) {
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if(Context::ChannelExists($to)) {
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$oldchan = $user->channel;
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if(!Modules::ExecuteRoutine("OnChannelDelete", [$user, Context::GetChannel($to), Context::GetChannel($oldchan)])) return;
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Message::HandleChannelSwitch($user, $to, $user->channel);
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unset(Context::GetChannel($user->channel)->users[$user->id]);
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Context::GetChannel($to)->users[$user->id] = Context::$onlineUsers[$user->id];
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Context::$onlineUsers[$user->id]->channel = $to;
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if(Context::GetChannel($oldchan)->channelType == CHANNEL_TEMP && Context::GetChannel($oldchan)->GetOwner()->id == $user->id)
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Context::DeleteChannel($oldchan);
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Modules::ExecuteRoutine("AfterChannelSwitch", [$user, Context::GetChannel($to), Context::GetChannel($oldchan)]);
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}
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}
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public static function SwitchChannel($user, $to, $pwd = "") {
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if($user->channel != $to) {
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if(Context::ChannelExists($to)) {
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if($pwd == Context::GetChannel($to)->password || $user->canModerate() || Context::GetChannel($to)->GetOwner()->id == $user->id) {
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if(Context::GetChannel($to)->permissionLevel <= $user->getRank()) {
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Context::ForceChannelSwitch($user, $to);
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return;
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} else Message::PrivateBotMessage(MSG_ERROR, "ipchan", array($to), $user);
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} else Message::PrivateBotMessage(MSG_ERROR, "ipwchan", array($to), $user);
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} else Message::PrivateBotMessage(MSG_ERROR, "nochan", array($to), $user);
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} // else Message::PrivateBotMessage(MSG_ERROR, "samechan", array($to), $user); // kind of extraneous
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$user->sock->send(Utils::PackMessage(5, ["2", $user->channel]));
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}
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public static function IsLobby($channel) {
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if(is_string($channel)) $channel = Context::GetChannel($channel);
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return $channel->name == Context::GetChannel(Utils::$chat["DEFAULT_CHANNEL"])->name;
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}
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public static function AddInvisibleUser($name, $color) {
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for($id = -2;;$id--) {
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if(!array_key_exists($id, Context::$onlineUsers) && !array_key_exists($id, Context::$invisibleUsers)) break;
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}
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Context::$invisibleUsers[$id] = new User($id, "", $name, $color, "6770\f1\f1\f1\f1\f1", null, false);
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foreach(Context::$onlineUsers as $user) {
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$user->sock->send(Utils::PackMessage(7, ["1", $id, $name, $color, "6770\f1\f1\f1\f1\f1", ]));
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}
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return Context::$invisibleUsers[$id];
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}
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public static function GetUserByID($id) {
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if(array_key_exists($id, Context::$onlineUsers)) return Context::$onlineUsers[$id];
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//return Context::$onlineUsers[array_rand(Context::$onlineUsers)];
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else return null;
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}
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public static function GetUserByName($name) {
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foreach(Context::$onlineUsers as $user) {
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if ($user->username == $name) return $user;
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}
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//return GetUserByID(0);
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return null;
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}
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public static function GetUserBySock($sock) {
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foreach(Context::$onlineUsers as $user) {
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if($user->sock == $sock) return $user;
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}
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return null;
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}
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public static function GetAllChannels() {
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return join(Utils::$separator, Context::$channelList);
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}
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public static function GetChannel($name) {
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if(array_key_exists($name, Context::$channelList)) return Context::$channelList[$name];
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else if($name == "@default") return Context::$channelList[Utils::$chat["DEFAULT_CHANNEL"]];
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else return null;
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}
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public static function ChannelExists($name) {
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return array_key_exists($name, Context::$channelList);
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}
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public static function CreateChannel($channel) {
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if(is_string($channel)) $channel = new Channel($channel);
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if(!Context::ChannelExists($channel->name)) {
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if($channel->name[0] != "@" && $channel->name[0] != "*") {
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if(!Modules::ExecuteRoutine("OnChannelCreate", [$channel])) return Utils::FormatBotMessage(MSG_ERROR, "generr", []);
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Context::$channelList[$channel->name] = $channel;
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Message::HandleChannelCreation($channel);
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Database::CreateChannel($channel->name, $channel->password, $channel->permissionLevel);
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Modules::ExecuteRoutine("AfterChannelCreate", [$channel]);
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return "OK";
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} else return Utils::FormatBotMessage(MSG_ERROR, "inchan", []);
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} else return Utils::FormatBotMessage(MSG_ERROR, "nischan", [$channel->name]);
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}
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public static function RenameChannel($oldname, $newname) {
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if(Context::ChannelExists($oldname) && !Context::ChannelExists($newname)) {
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Context::$channelList[$newname] = clone Context::GetChannel($oldname);
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Context::$channelList[$newname]->name = $newname;
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if(!Modules::ExecuteRoutine("OnChannelModify", [Context::$channelList[$oldname], Context::$channelList[$newname]])) {
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unset(Context::$channelList[$newname]);
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return false;
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}
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Message::HandleChannelModification($newname, $oldname);
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Modules::ExecuteRoutine("AfterChannelModify", [Context::$channelList[$oldname], Context::$channelList[$newname]]);
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unset(Context::$channelList[$oldname]);
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return true;
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} else return false;
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}
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public static function ChangeChannelPassword($channel, $pwd) {
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if(is_string($channel)) $channel = Context::GetChannel($channel);
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$tmp = [clone $channel, clone $channel];
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$tmp[0]->password = trim($pwd) == "" ? "" : Utils::Hash(trim($pwd));
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if(!Modules::ExecuteRoutine("OnChannelModify", [$channel, $tmp[0]])) return;
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Context::$channelList[$channel->name] = $tmp[0];
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Message::HandleChannelModification(Context::$channelList[$channel->name]);
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Modules::ExecuteRoutine("AfterChannelModify", [$tmp[1], $channel]);
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}
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public static function ChangeChannelPermission($channel, $perm) {
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if(is_string($channel)) $channel = Context::GetChannel($channel);
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$tmp = [clone $channel, clone $channel];
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$tmp[0]->permissionLevel = $perm;
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if(!Modules::ExecuteRoutine("OnChannelModify", [$channel, $tmp[0]])) return;
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Context::$channelList[$channel->name] = $tmp[0];
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Message::HandleChannelModification(Context::$channelList[$channel->name]);
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Modules::ExecuteRoutine("AfterChannelModify", [$tmp[1], $channel]);
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}
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public static function DeleteChannel($channel) {
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if(is_string($channel)) $channel = Context::GetChannel($channel);
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if(!Modules::ExecuteRoutine("OnChannelDelete", [$channel]));
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foreach($channel->users as $user) Context::SwitchChannel($user, Utils::$chat["DEFAULT_CHANNEL"]);
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Message::HandleChannelDeletion($channel);
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Database::RemoveChannel($channel->name);
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unset(Context::$channelList[$channel->name]);
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Modules::ExecuteRoutine("AfterChannelDelete", [$channel]);
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}
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public static function Join($user) {
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if(!Modules::ExecuteRoutine("OnUserJoin", [$user])) return;
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Message::HandleJoin($user);
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Context::$onlineUsers[$user->id] = $user;
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Context::$channelList[Utils::$chat["DEFAULT_CHANNEL"]]->users[$user->id] = Context::$onlineUsers[$user->id];
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Database::Login($user);
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Modules::ExecuteRoutine("AfterUserJoin", [$user]);
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}
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public static function AllowUser($username, $sock) {
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foreach(Context::$onlineUsers as $user) {
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if($user->GetOriginalUsername() != $username) {
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if($sock == $user->sock) {
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return "sockfail";
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}
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} else return "userfail";
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}
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return 0;
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}
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public static function CheckBan($id, $ip, $name) {
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foreach(Context::$bannedUsers as $ban) {
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if($ban->Check($id, $ip, $name)) return $ban->expire;
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}
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return false;
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}
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public static function Unban($id, $ip, $name, $by = null) {
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if($by == null) $by = Message::$bot;
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if(!Modules::ExecuteRoutine("OnUnban", [&$id, &$ip, &$name, $by])) return false;
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$banned = false;
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foreach(Context::$bannedUsers as $bid => $ban) {
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if($ban->Check($id, $ip, $name)) {
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unset(Context::$bannedUsers[$bid]);
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$banned = true;
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}
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}
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if($ip != null) $ip = str_replace("*", "%", $ip);
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Database::Unban($ip, $id, $name);
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Modules::ExecuteRoutine("AfterUnban", [$id, $ip, $name, $by]);
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return $banned;
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}
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public static function ModifyUser($newuser) {
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$u = Context::GetUserByID($newuser->id);
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$u->Copy($newuser);
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if(!Modules::ExecuteRoutine("OnUserModify", [$u])) return;
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Message::HandleUserModification($u);
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}
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public static function KickUser($user, $by = null, $time = 0, $banip = false, $type = LEAVE_KICK) {
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if(!Modules::ExecuteRoutine("OnUserKick", [$user, $by == null ? Message::$bot : $by, &$time, &$banip])) return;
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Message::HandleKick($user, $time);
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if($time != 0) {
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$exp = $time < 0 ? -1 : (int)gmdate("U") + $time;
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Database::Ban($banip ? $user->sock->remoteAddress : null , $user->id, $user->GetOriginalUsername(), $exp);
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array_push(Context::$bannedUsers, new Ban($banip ? $user->sock->remoteAddress : null , $user->id, $user->GetOriginalUsername(), $exp));
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}
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$ip = $user->sock->remoteAddress;
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$user->sock->close();
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Context::Leave($user, $type);
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if($banip) Context::BanIP($ip, $time, $by, true);
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Modules::ExecuteRoutine("AfterUserKick", [$user, $by == null ? Message::$bot : $by, $time, $banip]);
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}
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public static function BanIP($ip, $time = -1, $by = null, $alreadybanned = false) {
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if(!$alreadybanned) {
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if(!Modules::ExecuteRoutine("OnBanIP", [&$ip, &$time, $by == null ? Message::$bot : $by])) return;
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$exp = $time < 0 ? -1 : (int)gmdate("U") + $time;
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array_push(Context::$bannedUsers, new Ban($ip, null, null, $exp));
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Database::Ban($ip, null, null, $exp);
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}
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foreach(Context::$onlineUsers as $user) {
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if(Utils::CheckIPAddresses($user->sock->remoteAddress, $ip)) {
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Message::HandleKick($user, $time);
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$user->sock->close();
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Context::Leave($user, LEAVE_KICK);
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}
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}
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if(!$alreadybanned)
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Modules::ExecuteRoutine("AfterBanIP", [$ip, $time, $by == null ? Message::$bot : $by]);
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}
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public static function CheckPings() {
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foreach(Context::$onlineUsers as $user) {
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if(gmdate("U") - $user->ping > Utils::$chat["MAX_IDLE_TIME"]) {
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$user->sock->close();
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Context::Leave($user);
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}
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}
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}
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public static function DoesSockExist($sock) {
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foreach(Context::$onlineUsers as $u) {
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if($u->sock == $sock) return true;
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}
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return false;
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}
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public static function Leave($user, $type = LEAVE_NORMAL) {
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if(Context::GetChannel($user->channel)->channelType == CHANNEL_TEMP && Context::GetChannel($user->channel)->GetOwner()->id == $user->id)
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Context::DeleteChannel($user->channel);
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Database::Logout($user);
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Message::HandleLeave($user, $type);
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unset(Context::GetChannel($user->channel)->users[$user->id]);
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unset(Context::$onlineUsers[$user->id]);
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}
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}
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