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multiplayer: check nickname regex server side

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zhupengfei 2018-11-02 20:17:25 +08:00
parent e040bc9355
commit 3c589f473f
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4 changed files with 13 additions and 6 deletions
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9
src/network/room.cpp
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@ -7,6 +7,7 @@
#include <iomanip>
#include <mutex>
#include <random>
#include <regex>
#include <sstream>
#include <thread>
#include "common/logging/log.h"
@ -263,8 +264,12 @@ void Room::RoomImpl::HandleJoinRequest(const ENetEvent* event) {
}
bool Room::RoomImpl::IsValidNickname(const std::string& nickname) const {
// A nickname is valid if it is not already taken by anybody else in the room.
// TODO(B3N30): Check for empty names, spaces, etc.
// A nickname is valid if it matches the regex and is not already taken by anybody else in the
// room.
const std::regex nickname_regex("^[ a-zA-Z0-9._-]{4,20}$");
if (!std::regex_match(nickname, nickname_regex))
return false;
std::lock_guard<std::mutex> lock(member_mutex);
return std::all_of(members.begin(), members.end(),
[&nickname](const auto& member) { return member.nickname != nickname; });