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TCPServer
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完善但未调试的服务端

This commit is contained in:
Msy-msu 2023-01-07 18:36:43 +08:00
parent 2992ccd00d
commit 5c7ac84acf
6 changed files with 165 additions and 17 deletions
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2
TcpServer.pro.user
View File

@ -1,6 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE QtCreatorProject>
<!-- Written by QtCreator 6.0.2, 2023-01-05T18:40:40. -->
<!-- Written by QtCreator 6.0.2, 2023-01-07T18:36:10. -->
<qtcreator>
<data>
<variable>EnvironmentId</variable>

132
datamanager.cpp
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@ -1,23 +1,149 @@
#include "datamanager.h"
DataManager *DataManager::p_this;
DataManager::DataManager(QObject *parent)
: QObject{parent}
{
p_this = this;
database = DataBase::getInstance();
protocol = Protocol::getInstance();
server = TCPServer::getInstance();
server->configAndrun();
server->setCallBack(disconnect_from_cln);
server->setCallBack(recv_from_cln);
}
void DataManager::disconnect_from_cln(QTcpSocket *sock)
{
}
void DataManager::recv_from_cln(QByteArray &data, QTcpSocket *sock)
{
QByteArray data_decrypt;
data_decrypt = p_this->protocol->data_decrypt(data);
QJsonDocument json_data = QJsonDocument::fromJson(data_decrypt);
if (json_data["type"] == "message")
{
if(json_data["to_user"].toString().isEmpty())
{
for (auto &one_socket:p_this->online_socket_list)
{
p_this->server->sendToclient(one_socket,data);
}
}
else
{
QString to_user = json_data["to_user"].toString();
qDebug() << to_user;
for (int i = 0; i < p_this->online_name_list.length(); i++)
{
if(p_this->online_name_list.at(i) == to_user)
{
p_this->server->sendToclient(p_this->online_socket_list[i],data);
break;
}
}
}
}
else if (json_data["type"] == "file")
{
if(json_data["to_user"].toString().isEmpty())
{
for (auto &one_socket:p_this->online_socket_list)
{
p_this->server->sendToclient(one_socket,data);
}
}
else
{
QString to_user = json_data["to_user"].toString();
qDebug() << to_user;
for (int i = 0; i < p_this->online_name_list.length(); i++)
{
if(p_this->online_name_list.at(i) == to_user)
{
p_this->server->sendToclient(p_this->online_socket_list[i],data);
break;
}
}
}
}
else if (json_data["type"] == "request")
{
if (json_data["action"] == "register")
{
QString username,password;
QJsonObject json = json_data["content"].toObject();
username = json["user"].toString();
password = json["password"].toString();
bool result = p_this->database->insertUsr(username,password);
QByteArray data_build,data_encrypt;
data_build = p_this->protocol->data_maker(Protocol::RESPONSE,QString("register"),result);
data_encrypt = p_this->protocol->data_encrypt(data_build);
p_this->server->sendToclient(sock,data_encrypt);
}
else if (json_data["action"] == "signin")
{
QString username,password;
QJsonObject json = json_data["content"].toObject();
username = json["user"].toString();
password = json["password"].toString();
bool result = p_this->database->match(username,password);
qDebug() << result;
if(result == true)
{
p_this->online_socket_list.append(sock);
p_this->online_name_list.append(username);
}
QByteArray data_build,data_encrypt;
data_build = p_this->protocol->data_maker(Protocol::RESPONSE,QString("signin"),result);
data_encrypt = p_this->protocol->data_encrypt(data_build);
p_this->server->sendToclient(sock,data_encrypt);
p_this->update_namelist(sock);
}
else if (json_data["action"] == "cacellation")
{
QString username = json_data["content"].toString();
if(!p_this->database->Delete(username))
{
return;
}
for (int i = 0; i < p_this->online_name_list.length(); i++)
{
if(p_this->online_name_list.at(i) == username)
{
p_this->online_name_list.removeAt(i);
p_this->online_socket_list.removeAt(i);
break;
}
}
p_this->update_namelist(sock);
}
else if (json_data["action"] == "update_namelist")
{
QByteArray data_build,data_encrypt;
data_build = p_this->protocol->data_maker(Protocol::ONLINEUSERS,4,p_this->online_name_list);
data_encrypt = p_this->protocol->data_encrypt(data_build);
p_this->server->sendToclient(sock,data_encrypt);
}
}
else
{
qDebug() << "服务端收到未知类型的数据";
return;
}
}
void DataManager::update_namelist(QTcpSocket *sock)
{
QByteArray data_build,data_encrypt;
data_build = protocol->data_maker(Protocol::ONLINEUSERS,4,online_name_list);
qDebug() << online_name_list;
data_encrypt = protocol->data_encrypt(data_build);
for (auto &one_socket:online_socket_list)
{
server->sendToclient(one_socket,data_encrypt);
}
}

3
datamanager.h
View File

@ -2,6 +2,7 @@
#define DATAMANAGER_H
#include <QObject>
#include <QJsonDocument>
#include "database.h"
#include "tcpserver.h"
@ -23,6 +24,8 @@ private:
TCPServer *server;
QList <QTcpSocket*> online_socket_list;
QList <QString> online_name_list;
static DataManager *p_this;
void update_namelist(QTcpSocket *sock);
};
#endif // DATAMANAGER_H

32
protocol.cpp
View File

@ -26,24 +26,38 @@ QByteArray Protocol::data_builder(QList<any_types> &args)
{
case MESSAGE:
{
if (args.length()==2)
if (args.length()==3)
{
data.insert("type","message");
data.insert("data",args[1].get_string());
}
else if (args.length()==3)
{
data.insert("type","message");
data.insert("to_user",args[1].get_string());
data.insert("sendname",args[1].get_string());
data.insert("data",args[2].get_string());
}
else if (args.length()==4)
{
data.insert("type","message");
data.insert("sendname",args[1].get_string());
data.insert("to_user",args[2].get_string());
data.insert("data",args[3].get_string());
}
break;
}
case FILE:
{
if(args.length()==4)
{
data.insert("type","file");
data.insert("name",args[1].get_string());
data.insert("data",args[2].get_string());
data.insert("sendname",args[1].get_string());
data.insert("name",args[2].get_string());
data.insert("data",args[3].get_string());
}
else if(args.length()==5)
{
data.insert("type","file");
data.insert("to_user",args[1].get_string());
data.insert("sendname",args[2].get_string());
data.insert("name",args[3].get_string());
data.insert("data",args[4].get_string());
}
break;
}
case REQUEST:

9
tcpserver.cpp
View File

@ -110,7 +110,12 @@ void TCPServer::setCallBack(void (*callback)(QTcpSocket* socket))
disccallback = callback;
}
void TCPServer::sendToclient(QString ip, quint16 port, QByteArray data)
void TCPServer::sendToclient(QTcpSocket *socket,QByteArray data)
{
socket->write(data);
}
/*void TCPServer::sendToclient(QString ip, quint16 port, QByteArray data)
{
QHostAddress addr(ip);
for (int i=0;i<tcp_socket_list.length();i++)
@ -121,4 +126,4 @@ void TCPServer::sendToclient(QString ip, quint16 port, QByteArray data)
break;
}
}
}
}*/

2
tcpserver.h
View File

@ -15,7 +15,7 @@ public:
void setServer(QString IP, qint16 port);
void setCallBack(void (*callback)(QByteArray &data,QTcpSocket* socket));//Qt的信号-槽机制实际就是回调函数，
void setCallBack(void (*callback)(QTcpSocket* socket)); //此处为练手，不使用该机制
void sendToclient(QString ip, quint16 port, QByteArray data);
void sendToclient(QTcpSocket *socket,QByteArray data);
void stopRun();
private:
explicit TCPServer(QObject *parent = nullptr);