void HAssociations::on_rbCR_toggled(bool checked)
{
if (checked)
{
getClientsList();
ui->lvAssociations->setModel(mRecipes4List);
}
else
{
getRecipesList();
ui->lvAssociations->setModel(mClients4List);
}
}
int main(int argc, char **argv)
{
daemon(0,0);
struct client clients[10];
int numberClients = 0, serverSocket, clientSocket, ret, socketNumber, readSize, maxSocketNumber, i, activity;
struct sockaddr_in server;
char messageFromClient[2048], messageToClient[2048];
fd_set socketList;
serverSocket = socket(AF_INET, SOCK_STREAM, 0);
if (serverSocket == -1)
fprintf(stderr,"Error to create socket");
server.sin_family = AF_INET;
inet_aton("127.0.0.1", &server.sin_addr.s_addr);
opterr = 0; //no default "invalid option" info
while ((ret = getopt (argc, argv, "p:q")) != -1)
switch (ret)
{
case 'p':
socketNumber = atoi(optarg);
server.sin_port = htons(socketNumber);
break;
case 'q':
system("`killall lab6server`");
exit(0);
break;
case '?':
if (optopt == 'p')
fprintf (stderr, "Option -%c requires an argument.\n", optopt);
else
fprintf (stderr, "Unknown option `-%c'.\n", optopt);
return 1;
default:
abort ();
}
if(bind(serverSocket, (struct sockaddr *)&server, sizeof(server)) < 0)
{
fprintf(stderr, "Error to bind");
return 1;
}
listen(serverSocket, 2);
char c = sizeof(struct sockaddr_in);
printf("Wait for connection\n");
while(1)
{
FD_ZERO(&socketList);
FD_SET(serverSocket, &socketList);
maxSocketNumber = serverSocket;
for ( i = 0 ; i < numberClients; i++)
{
if(clients[i].clientSocket > 0)
FD_SET( clients[i].clientSocket , &socketList);
if(clients[i].clientSocket > maxSocketNumber)
maxSocketNumber = clients[i].clientSocket;
}
activity = select( maxSocketNumber + 1 , &socketList , NULL , NULL , NULL);
if (activity < 0)
fprintf(stderr, "Select error");
if (FD_ISSET(serverSocket, &socketList))
{
strcpy(messageFromClient,"");
if (numberClients < 10)
{
printf("\nNew connection\n");
clientSocket = accept(serverSocket, (struct sockaddr *)&clients[numberClients].clientSock, (socklen_t*)&c);
if (clientSocket < 0)
{
fprintf(stderr,"Error to accept");
continue;
}
clients[numberClients].clientSocket = clientSocket;
if (readSize = recv(clients[numberClients].clientSocket, messageFromClient , 2048, 0) <= 0)
{
fprintf(stderr, "Error to read client name\n");
continue;
}
else
messageFromClient[strlen(messageFromClient)] = '\0';
if (strcmp(getOrder(messageFromClient), "/nick") == 0)
clients[numberClients].name = getNick(messageFromClient);
printf("Client name %s connected \n", clients[numberClients].name);
numberClients++;
memset(messageFromClient, '\0', 2048);
}
}
for (i = 0; i < numberClients; i++)
{
if (FD_ISSET( clients[i].clientSocket, &socketList))
{
if ((readSize = recv( clients[i].clientSocket, messageFromClient, 2048, 0)) == 0)
{
printf("Delete\n");
int counter=0,j;
struct client tmp[10];
for (j = 0; j < numberClients; j++)
{
if(clients[i].clientSocket == clients[j].clientSocket)
close(clients[j].clientSocket);
else
{
tmp[counter] = clients[j];
counter++;
}
}
numberClients = counter;
for (j = 0; j < numberClients; j++)
clients[j] = tmp[j];
}
else
{
strcpy(clients[i].lastMessage, messageFromClient);
clients[i].lastMessage[strlen(clients[i].lastMessage)] = '\0';
memset(messageFromClient, '\0', 2048);
}
}
}
for(i = 0; i < numberClients; i++)
{
if(strlen(clients[i].lastMessage) != 0)
{
printf("Is message: %s\n", clients[i].lastMessage);
if ((strcmp(getOrder(clients[i].lastMessage), "/msg") == 0))
{
printf("Msg\n");
char *nick = malloc(sizeof(char));
nick = getNick(clients[i].lastMessage);
if (nick == NULL)
{
strcpy(messageToClient, "Nick needed");
if (send(clients[i].clientSocket, messageToClient, strlen(messageToClient), 0) < 0)
fprintf(stderr, "Error to send message");
memset(clients[i].lastMessage, '\0', 2048);
continue;
}
struct client *tmp = getClientStruct(nick, clients, numberClients);
if (tmp == NULL)
{
strcpy(messageToClient, "Client ");
strcat(messageToClient, nick);
strcat(messageToClient, " disconnected");
if (send(clients[i].clientSocket, messageToClient, strlen(messageToClient), 0) < 0)
fprintf(stderr, "Error to send message");
memset(clients[i].lastMessage, '\0', 2048);
continue;
}
strcpy(messageToClient, nick);
strcat(messageToClient, ": ");
strcat(messageToClient, getMessage(clients[i].lastMessage));
if (strlen(messageToClient) == 0)
{
strcpy(messageToClient, "Message needed");
if (send(clients[i].clientSocket, messageToClient, strlen(messageToClient), 0) < 0)
fprintf(stderr, "Error to send message");
memset(clients[i].lastMessage, '\0', 2048);
continue;
}
if(send(tmp->clientSocket, messageToClient, strlen(messageToClient), 0) < 0)
{
strcpy(messageToClient, "Error to send message");
if (send(clients[i].clientSocket, messageToClient, strlen(messageToClient), 0) < 0)
fprintf(stderr, "Error to send message\n");
}
memset(clients[i].lastMessage, '\0', 2048);
}
else if(strcmp(getOrder(clients[i].lastMessage), "/list") == 0)
{
printf("List\n");
strcpy(messageToClient, getClientsList(clients, numberClients));
printf("%s\n", messageToClient);
if (send(clients[i].clientSocket, messageToClient, strlen(messageToClient), 0) < 0)
fprintf(stderr, "Error to send message\n");
memset(clients[i].lastMessage, '\0', 2048);
}
else if(strcmp(getOrder(clients[i].lastMessage), "/quit") == 0)
{
printf("Quit\n");
memset(clients[i].lastMessage, '\0', 2048);
int counter=0,j;
struct client tmp[10];
for (j = 0; j < numberClients; j++)
{
if(clients[i].clientSocket == clients[j].clientSocket)
close(clients[j].clientSocket);
else
{
tmp[counter] = clients[j];
counter++;
}
}
numberClients = counter;
for (j = 0; j < numberClients; j++)
clients[j]= tmp[j];
}
else
{
strcpy(messageToClient, "Wrong Order");
if (send(clients[i].clientSocket, messageToClient, strlen(messageToClient), 0) < 0)
fprintf(stderr, "Error to send message\n");
memset(clients[i].lastMessage, '\0', 2048);
}
}
}
}
return 0;
}
void HAssociations::setConnectionName(QString conn)
{
sConn=conn;
initForm();
getClientsList();
}
