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#include <stdio.h>
#include <string.h>
#include "ChatRoom.hpp"
#include "ChatServer.hpp"
#include "UserInfo.hpp"
ChatRoom::ChatRoom(ChatServer *i_server, int id, char *pass)
: the_server(i_server), code(id)
{
users = new StorageOfUsers();
if(pass)
strcpy(secret_pass, pass);
else secret_pass[0] = 0;
}
ChatRoom::~ChatRoom()
{
UserInfo *u = 0;
while((u = users->Disconnect())) {
the_server->CloseConnection(u);
}
delete users;
}
void ChatRoom::HandleMessage(UserInfo *u, const char *str)
{
int status = u->GetStatus();
if(status == wait_name) {
if(!CheckEnterNickname(u, str)) {
CloseSession(u);
return;
}
u->SetName(str);
// query to server
char *msg = new char[DB_BUFFER_SIZE];
sprintf(msg, "SELECT password FROM users WHERE name = '%s' LIMIT 1", str);
AnswerDB *ans = the_server->QuerySelect(msg);
if(ans) {
DB_ROW *row = ans->GetNextRow();
sprintf(msg, "Welcome to WantChat, %s!", u->GetName());
u->Send(msg);
u->Send(" ");
u->Send("Welcome to anonymous chat in retro-style 80s.");
u->Send("Use our chat-client for more immersed.");
u->Send(" ");
u->Send("This project is open source :)");
u->Send("Github: github.com/Joursoir/want-chat");
u->Send(" ");
u->Send("To join to room using /join room_id");
u->Send("You can find rooms using /rooms");
u->Send(" ");
u->Send("For more detailed info: /help. Good chatting!");
u->Send(" ");
if(row) {
u->SetPassword((*row)[0]);
u->SetStatus(wait_login);
u->Send("Please, log in using /login");
}
else {
u->SetStatus(wait_reg);
u->Send("Please, create account using /reg");
}
}
else {
// handling error
CloseSession(u);
return;
}
// query to server
delete[] msg;
delete ans;
return;
}
if(str[0] == '/') { // if user sent a command
int argc = 0;
char **argv = ParseToArg(str, argc);
this->HandleCommand(u, argc, argv);
for(int i = 0; i < argc; i++)
delete[] argv[i];
delete[] argv;
}
else if(code != std_id_lobby) {
char *msg = new char[max_msg_len];
sprintf(msg, "%s: %s", u->GetName(), str);
users->SendAllUsers(msg, 0, usual_msg);
delete[] msg;
}
else {
if(status == wait_reg) u->Send(first_reg);
else if(status == wait_login) u->Send(first_login);
else u->Send("In the lobby you can write only commands");
}
}
const char *ChatRoom::GetSecretPass()
{
if(secret_pass[0] != 0)
return secret_pass;
return 0;
}
void ChatRoom::AddSession(UserInfo *u)
{
users->AddUser(u);
if(code == std_id_lobby)
return;
const char welcome_msg[] = "Welcome to the room #";
const char entered_msg[] = " has entered the room";
const char *name = u->GetName();
char *wmsg = new char[sizeof(welcome_msg) + 2];
sprintf(wmsg, "%s%d", welcome_msg, code);
u->Send(wmsg);
delete[] wmsg;
char *emsg = new char[strlen(name) + sizeof(entered_msg)];
sprintf(emsg, "%s%s", name, entered_msg);
users->SendAllUsers(emsg, u);
delete[] emsg;
}
void ChatRoom::RemoveSession(UserInfo *u)
{
if(code != std_id_lobby) {
const char left_msg[] = " has left the room";
const char *name = u->GetName();
int len = strlen(name);
char *lmsg = new char[len + sizeof(left_msg) + 2];
sprintf(lmsg, "%s%s", name, left_msg);
users->SendAllUsers(lmsg, u);
delete[] lmsg;
}
users->RemoveUser(u);
if(code != std_id_lobby && users->GetOnline() < 1)
the_server->DeleteRoom(code);
}
void ChatRoom::CloseSession(UserInfo *u)
{
ChatServer *serv = the_server;
this->RemoveSession(u);
serv->CloseConnection(u);
}
bool ChatRoom::CheckEnterNickname(UserInfo *u, const char *name)
{
int len = strlen(name);
if(len > max_name_len || len < min_name_len) {
int length = strlen("Incorrect name. Name length from to chars");
char *msg = new char[length + 2 + 2];
sprintf(msg, "Incorrect name. Name length from %d to %d chars", min_name_len, max_name_len);
u->Send(msg);
delete[] msg;
return 0;
}
if(CheckForbiddenSymbols(name)) {
u->Send("Incorrect name. You use forbidden symbols");
return 0;
}
if(the_server->IsUserOnline(name) != 0) {
u->Send("Someone with this name is in the chat already");
return 0;
}
return 1;
}
bool ChatRoom::CheckEnterPassword(UserInfo *u, const char *pass)
{
int len = strlen(pass);
if(len > max_player_lenpass || len < min_player_lenpass) {
int length = strlen("Incorrect pass. Length from to chars");
char *msg = new char[length + 2 + 2];
sprintf(msg, "Incorrect pass. Length from %d to %d chars", min_player_lenpass, max_player_lenpass);
u->Send(msg);
delete[] msg;
return 0;
}
if(CheckForbiddenSymbols(pass)) {
u->Send("Incorrect password. You use forbidden symbols");
return 0;
}
return 1;
}
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