編譯環境:Ubuntu18.04,Qt5.11.2
QTcpSockServer.pro
TEMPLATE = app
CONFIG += console c++11
CONFIG += console precompile_header
CONFIG -= app_bundle
CONFIG += qt
QT += core gui network sql
greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
HEADERS += \
CommonInc.h \
Database.h \
Structure.h \
TcpServer.h \
ServerSocket.h
SOURCES += \
TcpServer.cpp \
Database.cpp \
main.cpp \
ServerSocket.cpp
main.cpp
#include <QCoreApplication>
#include "CommonInc.h"
#include "TcpServer.h"
int main(int argc, char *argv[])
{
QCoreApplication a(argc, argv);
// 啓動服務核心
TcpServer *server = new TcpServer();
if (!server->listen(QHostAddress::Any, Constant::LISTEN_PORT))
{
QString strErr(QObject::tr("critical: Satrting server listen fail, error string:: "));
strErr += server->errorString();
qDebug("%s", strErr.toStdString().c_str());
exit(EXIT_FAILURE);
}
int ret = a.exec();
delete server;
return ret;
}
CommonInc.h
/*********************************************
File Name: CommonInc.h
Description: 封裝公用頭文件
********************************************/
#ifndef COMMONINC_H
#define COMMONINC_H
#include <QObject>
#include <QTcpServer>
#include <QTcpSocket>
#include <QMap>
#include <QTextCodec>
#include <QString>
#include <QFont>
#include <QColor>
#include <QDateTime>
#include <QDataStream>
#include <QSqlDatabase>
#include <QSqlQuery>
#include <QSqlError>
#include <QDebug>
#include <QVector>
#include <QVariant>
#define TEST_SWITCH //測試開關
#endif // COMMONINC_H
structure.h
/*********************************************
File Name: Structure.h
Description: 封裝結構體和常量
********************************************/
#ifndef STRUCTURE_H
#define STRUCTURE_H
#include "CommonInc.h"
class ServerSocket;
//如果沒有合適的翻譯字符串,則返回QString::fromUtf8(sourceText)
static const QString GROUP_NAME_DEFAULT = QString(QObject::tr("New Friend"));
namespace Constant //常量
{
const unsigned int LOGIN_TIMEOUT = 15; //(seconds)登錄超時時間
const unsigned int LISTEN_PORT = 1234; //TCP監聽端口
const QString DB_CLI_DRIVER = "QMYSQL"; //客戶端數據庫驅動名稱
const QString DB_CLI_USERNAME = "root"; //客戶端數據庫用戶名
const QString DB_CLI_PWD = ""; //客戶端數據庫密碼
const QString DB_CLI_HOSTNAME = "localhost"; //客戶端數據庫主機名稱(IP)
const QString DB_CLI_DATABASE = "clientDB"; //客戶端數據庫名稱
const QString DB_SER_DRIVER = "QMYSQL"; //服務讀數據庫驅動名稱
const QString DB_SER_USERNAME = "root"; //服務端數據庫用戶名
const QString DB_SER_PWD = ""; //服務端數據庫密碼
const QString DB_SER_HOSTNAME = "localhost"; //服務端數據庫主機名稱(IP)
const QString DB_SER_DATABASE = "serverDB"; //服務端數據庫名稱
}
//服務器節點
struct ServerNode{
QString serIPaddress; //服務器地址
int serPort; //服務器端口
ServerNode(){serPort = 0;}
};
// 登錄狀態
enum LoginStatus
{
LS_ONLINE = 0, // 在線
LS_INVISIBLE = 1, // 隱身
LS_BUSY = 2, // 忙碌
LS_LEAVE = 3, // 離開
LS_NOTDISTURB = 4, // 請勿打擾
LS_OFFLINE = 5
};
//羣成員身份(未實現,暫保留)
enum FlockStatus
{
FS_FLOCK_HOST = 0, // 羣主
FS_FLOCK_ADMAIN = 1, // 羣管理員
FS_FLOCK_MEMBER = 2 // 羣成員
};
//討論組成員身份(未實現,暫保留)
enum DiscussionStatus
{
DS_DISCUSSION_HOST = 0, // 組長
DS_DISCUSSION_MEMBER = 1 // 組員
};
//email讀/未讀標記位(未實現,暫保留)
enum EmailStatus
{
ES_MAIL_UNREAD = 0,
ES_MAIL_READ = 1
};
// 信息(命令)類型
enum MessageType
{
/*********************** CToS ************************/
MT_CHECK_CONNECTION, // 檢查能否與服務器連接
MT_LOGIN, // 登錄
MT_REGISTER, // 註冊
MT_GET_QUESTION_ANSWER, // 獲取密保問題及答案
MT_GET_QUESTION_ANSWER_SUCCESS,
MT_GET_QUESTION_ANSWER_FAIL,
MT_CHECK_MESSAGE, // 檢查有無給自己的信息(登錄時檢查)
MT_GET_ALL_FRIENDS, // 獲取所有好友信息
MT_TALK, // 發送對話
MT_ADD_FRIEND, // 添加好友
MT_GET_FRIEND_INFORMATION, // 獲取好友信息
MT_DELETE_FRIEND, // 刪除好友
MT_GET_MYSELF_INFORMATION, // 獲取自己信息
MT_CHANGE_INFORMATION, // 改變自己的信息
MT_CHANGE_REMARK, // 改變(好友)備註
MT_CHANGE_PASSWORD, // 修改密碼
MT_CHANGE_STATUE, // 改變自身狀態
// 還有分組好友管理
MT_QUIT, // 退出
/*********************** SToC ************************/
MT_LOGIN_SUCCESS , // 登錄成功
MT_LOGIN_FAIL, // 登錄失敗
MT_HAVE_LOGINED, // 已經登錄
MT_REGISTER_SUCCESS, // 註冊成功
MT_REGISTER_FAIL, // 註冊失敗
MT_REMOVE_BOX, // 刪除分組
MT_REMOVE_BOX_SUCCESS,
MT_REMOVE_BOX_FAIL,
MT_RENAME_BOX, // 重命名分組
MT_RENAME_BOX_SUCCESS,
MT_RENAME_BOX_FAIL,
MT_CREATE_BOX, // 創建分組
MT_CREATE_BOX_SUCEESS,
MT_CREATE_BOX_FAIL,
MT_MOVE_FRIEND_BOX, // 移動好友至其他分組 36
MT_MOVE_FRIEND_BOX_SUCCESS,
MT_MOVE_FRIEND_BOX_FAIL,
MT_GET_ALL_FRIENDS_SUCCESS, // 獲取所有好友信息成功
MT_GET_ALL_FRIENDS_FAIL, // 獲取所有好友信息失敗
MT_NO_FRIEND, // 沒有好友
MT_NO_MESSAGE, // 沒有信息
MT_HAVE_MESSAGE, // 有信息
MT_HAVE_TALK_MESSAGE, // 有聊天信息
MT_FRIEND_REQUESTED, // 好友請求
MT_FRIEDN_NO_ACCOUNT, // 沒有這個用戶名
MT_ALREAD_FRIENDS, // 迴應好友請求
MT_GET_FRIEND_FAIL,
MT_GET_FRIEND_SUCCESS, // 獲得好友資料成功
MT_DELETE_FRIEND_FAIL,
MT_DELETE_FRIEND_SUCCESS, // 刪除好友成功
MT_GET_MYSELF_FAIL,
MT_GET_MYSELF_SUCCESS, // 獲得自己詳細資料成功
MT_CHANGE_INFORMATION_FAIL,
MT_CHANGE_INFORMATION_SUCCESS, // 改變自身資料成功
MT_CHANGE_REMARK_FAIL, // 修改備註失敗
MT_CHANGE_REMARK_SUCCESS, // 修改備註成功
MT_OLD_PWD_IS_WRONG, // 舊密碼是錯的
MT_CHANGE_PWD_FAIL, // 修改密碼失敗
MT_CHANGE_PWD_SUCCESS, // 修改密碼成功
/*********************** CToC ************************/
MT_REQUEST_FRIEND, // 請求添加好友
MT_AGREE_FRIEND, // 同意好友請求
MT_REFUSE_FRIEND, // 拒絕好友請求
MT_ADD_FRIEND_FAIL, // 添加好友失敗
MT_ADD_FRIEND_SUCCESS, // 添加好友成功
MT_END_ADD_FRIEND, // 好友添加結束
MT_BE_DELETED, // 自己被好友刪除了
MT_MESSAGE, // 普通信息
MT_TALK_MESSAGE, // 聊天信息
MT_GET_HISTORY_MESSAGE, // 歷史消息
MT_GET_HISTORY_MESSAGE_SUCCESS,
MT_GET_HISTORY_MESSAGE_FAIL
};
// 存儲聊天的字體和顏色
struct SaveFile
{
QFont m_Font;
QColor m_Color;
// 重載輸入輸出操作符
friend QDataStream & operator<< (QDataStream &out, const SaveFile &sf)
{
out << sf.m_Font << sf.m_Color;
return out;
}
friend QDataStream & operator>> (QDataStream &in, SaveFile &sf)
{
in >> sf.m_Font >> sf.m_Color;
return in;
}
};
//郵件信息(未實現,暫保留)
struct MailInformation
{
int m_MailID;
QString m_SenderAddress;
QString m_ReceiverAddress;
QString m_Theme;
QString m_Content;
QDateTime m_dateTime;
int m_Status;
MailInformation()
{
m_Status = ES_MAIL_READ;
}
// 重載輸入輸出操作符
friend QDataStream &operator<<(QDataStream &out, const MailInformation &mail)
{
out << mail.m_MailID << mail.m_SenderAddress << mail.m_ReceiverAddress
<< mail.m_Theme << mail.m_Content << mail.m_dateTime << mail.m_Status;
return out;
}
friend QDataStream &operator>>(QDataStream &in, MailInformation &mail)
{
in >> mail.m_MailID >> mail.m_SenderAddress >> mail.m_ReceiverAddress
>> mail.m_Theme >> mail.m_Content >> mail.m_dateTime >> mail.m_Status;
return in;
}
};
// 用戶詳細信息
struct UserInformation
{
int m_HeadPortrait;
QString m_UserID;
QString m_NickName;
QString m_Password;
QString m_Sex;
QDate m_Birthday;
QString m_Question;
QString m_Answer;
QString m_Name;
QString m_Phone;
QString m_Address;
QDateTime m_RegDateTime;
//QString m_Mark;
int m_Status;
UserInformation()
{
m_Status = LS_OFFLINE;
m_HeadPortrait = 1;
}
// 重載輸入輸出操作符
friend QDataStream &operator<<(QDataStream &out, const UserInformation &user)
{
out << user.m_HeadPortrait << user.m_UserID << user.m_NickName
<< user.m_Password << user.m_Sex << user.m_Birthday
<< user.m_Question << user.m_Answer << user.m_Name
<< user.m_Phone << user.m_Address << user.m_RegDateTime
<< user.m_Status;
return out;
}
friend QDataStream &operator>>(QDataStream &in, UserInformation &user)
{
in >> user.m_HeadPortrait >> user.m_UserID >> user.m_NickName
>> user.m_Password >> user.m_Sex >> user.m_Birthday
>> user.m_Question >> user.m_Answer >> user.m_Name
>> user.m_Phone >> user.m_Address >> user.m_RegDateTime
>> user.m_Status;
return in;
}
};
// 好友信息
struct FriendInformation
{
int m_HeadPortrait;
QString m_UserID;
QString m_NickName;
QString m_GroupName;
QString m_RemarkName;
int m_Status;
FriendInformation()
{
m_Status = LS_OFFLINE;
m_HeadPortrait = 1;
m_GroupName = GROUP_NAME_DEFAULT;
}
//重載輸入輸出操作符
friend QDataStream & operator<< (QDataStream &out, const FriendInformation &fri)
{
out << fri.m_HeadPortrait << fri.m_UserID << fri.m_NickName
<< fri.m_GroupName << fri.m_RemarkName << fri.m_Status;
return out;
}
friend QDataStream & operator>> (QDataStream &in, FriendInformation &fri)
{
in >> fri.m_HeadPortrait >> fri.m_UserID >> fri.m_NickName
>> fri.m_GroupName >> fri.m_RemarkName >> fri.m_Status;
return in;
}
};
// 儲存在各種小窗口中填寫的信息
struct TempStrings
{
QString m_One;
QString m_Two;
QString m_Three;
//重載輸入輸出操作符
friend QDataStream & operator<< (QDataStream &out, const TempStrings &str)
{
out << str.m_One << str.m_Two << str.m_Three;
return out;
}
friend QDataStream & operator>> (QDataStream &in, TempStrings &str)
{
in >> str.m_One >> str.m_Two >> str.m_Three;
return in;
}
};
// 聊天框信息
struct ChatInformation
{
QString m_MyID;
int m_HeadPortrait;
QString m_FriendID; // 好友id
QString m_FriendNickname; // 好友暱稱
QString m_FriendRemark; // 好友備註
QString m_FriendMark; // 好友簽名
QString m_FriendIP; // 好友ip地址
int m_FriendStatus;
ChatInformation()
{
m_FriendStatus = LS_OFFLINE;
m_HeadPortrait= 1;
m_FriendMark = QString(QObject::tr("好友簽名"));
}
};
// 對話信息
struct TalkMessage
{
int m_Type; // 消息類型
QString m_SenderID; // 發送者ID
QString m_SenderIP; // 發送者IP
QString m_ReceiverID; // 接收者ID
QString m_ReceiverIP; // 接收者IP
QString m_Text; // 消息內容
QDateTime m_dateTime;
TalkMessage() { m_Type = 0; }
//重載輸入輸出操作符
friend QDataStream & operator<< (QDataStream &out, const TalkMessage &mes)
{
out << mes.m_Type << mes.m_SenderID << mes.m_SenderIP << mes.m_ReceiverID
<< mes.m_ReceiverIP << mes.m_Text << mes.m_dateTime;
return out;
}
friend QDataStream & operator>> (QDataStream &in, TalkMessage &mes)
{
in >> mes.m_Type >> mes.m_SenderID >> mes.m_SenderIP >> mes.m_ReceiverID
>> mes.m_ReceiverIP >> mes.m_Text >> mes.m_dateTime;
return in;
}
};
// 用戶登錄信息
struct LoginInformation
{
QString m_UserID;
QString m_Password;
int m_Status;
LoginInformation()
{ m_Status = LS_OFFLINE; }
//重載輸入輸出操作符
friend QDataStream & operator<< (QDataStream &out, const LoginInformation &li)
{
out << li.m_UserID << li.m_Password << li.m_Status;
return out;
}
friend QDataStream & operator>> (QDataStream &in, LoginInformation &li)
{
in >> li.m_UserID >> li.m_Password >> li.m_Status;
return in;
}
};
// 羣成員信息(未實現,暫保留)
struct FlockMember
{
QString m_FlockID; // 羣ID
QString m_UserID; // 用戶ID
int m_HeadPortrait; // 用戶頭像編號
QString m_Nickname; // 用戶暱稱
int m_LoginStatus; // 用戶登錄狀態
QString m_Remark; // 用戶羣名片
int m_FlockStatus; // 用戶身份
QDateTime m_dateTimejoin; // 加入時間
//重載輸入輸出操作符
friend QDataStream & operator<< (QDataStream &out, const FlockMember &flockMember)
{
out << flockMember.m_FlockID << flockMember.m_UserID
<< flockMember.m_HeadPortrait << flockMember.m_Nickname
<< flockMember.m_LoginStatus << flockMember.m_Remark
<< flockMember.m_FlockStatus << flockMember.m_dateTimejoin;
return out;
}
friend QDataStream & operator>> (QDataStream &in, FlockMember &flockMember)
{
in >> flockMember.m_FlockID >> flockMember.m_UserID
>> flockMember.m_HeadPortrait >> flockMember.m_Nickname
>> flockMember.m_LoginStatus >> flockMember.m_Remark
>> flockMember.m_FlockStatus >> flockMember.m_dateTimejoin;
return in;
}
};
// 討論組成員信息(未實現,暫保留)
struct DiscussionMember
{
QString m_DiscussionID; // 討論組ID
QString m_UserID; // 用戶ID
int m_HeadPortrait; // 用戶頭像編號
QString m_NickName; // 用戶暱稱
int m_LoginStatus; // 用戶登錄狀態
int m_DiscussionStatus; // 用戶身份
QDateTime m_dateTimejoin; // 加入時間
//重載輸入輸出操作符
friend QDataStream & operator<< (QDataStream &out, const DiscussionMember &disMember)
{
out << disMember.m_DiscussionID << disMember.m_UserID
<< disMember.m_HeadPortrait << disMember.m_NickName
<< disMember.m_LoginStatus << disMember.m_DiscussionStatus
<< disMember.m_dateTimejoin;
return out;
}
friend QDataStream & operator>> (QDataStream &in, DiscussionMember &disMember)
{
in >> disMember.m_DiscussionID >> disMember.m_UserID
>> disMember.m_HeadPortrait >> disMember.m_NickName
>> disMember.m_LoginStatus >> disMember.m_DiscussionStatus
>> disMember.m_dateTimejoin;
return in;
}
};
// 羣信息(未實現,暫保留)
struct FlockInformation
{
QString m_FlockID;
QString m_CreatorID;
QDate m_CreateDate;
QString m_FlockName;
QString m_Theme;
//重載輸入輸出操作符
friend QDataStream & operator<< (QDataStream &out, const FlockInformation &flock)
{
out << flock.m_FlockID << flock.m_CreatorID << flock.m_CreateDate
<< flock.m_FlockName << flock.m_Theme;
return out;
}
friend QDataStream & operator>> (QDataStream &in, FlockInformation &flock)
{
in >> flock.m_FlockID >> flock.m_CreatorID >> flock.m_CreateDate
>> flock.m_FlockName >> flock.m_Theme;
return in;
}
};
// 討論組信息(未實現,暫保留)
struct DiscussionInformation
{
QString m_DiscussionID;
QString m_CreatorID;
QDate m_CreateDate;
QString m_DiscussionName;
QString m_Theme;
//重載輸入輸出操作符
friend QDataStream & operator<< (QDataStream &out, const DiscussionInformation &dis)
{
out << dis.m_DiscussionID << dis.m_CreatorID << dis.m_CreateDate
<< dis.m_DiscussionName << dis.m_Theme;
return out;
}
friend QDataStream & operator>> (QDataStream &in, DiscussionInformation &dis)
{
in >> dis.m_DiscussionID >> dis.m_CreatorID >> dis.m_CreateDate
>> dis.m_DiscussionName >> dis.m_Theme;
return in;
}
};
// 存儲臨時信息的結構體,用於信號/糟
struct SaveTmpInformation
{
int m_RequestKind;
int m_ReplyKind;
ServerSocket *m_ServerSocket;
QString m_MyID;
QString m_PeerID;
QDate m_Date;
QString m_GroupName;
QString m_GroupNameF;
UserInformation m_UserInf;
LoginInformation m_LoginInf;
FriendInformation m_FriendInf;
TalkMessage m_Message;
int m_Status;
TempStrings m_TempStr;
QVector<TalkMessage> m_MessageVec;
QVector<FriendInformation> m_FriendsVec;
QVector<QString> m_IDVec;
QString m_FlockID;
FlockMember m_FlockMember;
FlockInformation m_FlockInf;
QVector<FlockInformation> m_FlocksVec;
QVector<FlockMember> m_FlockMembersVec;
QString m_DiscussionID;
DiscussionMember m_DiscussionMember;
DiscussionInformation m_DiscussionInf;
QVector<DiscussionInformation> m_DiscussionsVec;
QVector<DiscussionMember> m_DiscussionMembersVec;
int m_MailID;
MailInformation m_Mail;
QVector<MailInformation> m_InMailsVec;
QVector<MailInformation> m_OutMailsVec;
QString m_Title;
QString m_NewTitle;
QString m_SocketID;
QVector<TalkMessage> m_HistoryMessageVec;
};
//頭像尺寸
const int HEAD_BIG_SIZE = 40;
const int HEAD_SMALL_SIZE = 35;
const int HEAD_MINI_SIZE = 20;
//聊天室 工具欄尺寸
const int CHAT_WIDGET_TOOL_SIZE = 20;
const int CHAT_WIDGET_TOOL_SMALL_SIZE = 15;
//字體大小
const int FONT_SIZE = 2;
//郵件地址格式
static const QString MAIL_ADDRESS_FORMAT = "@hackt.com";
//本地/網絡歷史消息記錄存放地址
static const QString LOCAL_HISTORY_MESSAGE_PATH = "resource/history/local/";
static const QString NETWORK_HISTORY_MESSAGE_PATH = "resource/history/network/";
#endif // STRUCTURE_H
Database.h
/*********************************************
File Name: Database.h
Description: 數據庫操作類
********************************************/
#ifndef DATABASE_H
#define DATABASE_H
#include "CommonInc.h"
#include "Structure.h"
class QSqlQuery;
class QDateTime;
class QSqlDatabase;
class Database : public QObject
{
Q_OBJECT
public:
Database(QObject *parent = nullptr);
~Database();
//創建連接
bool createConnection();
//初始化數據庫,並將所有用戶的狀態status設置爲OFFLINE
bool initDatabase();
//關閉數據庫(庫函數)
void close();
//打開數據庫(庫函數)
bool isOpen();
//修改、更新密碼
int updatePassword(TempStrings &tmp);
// 查詢密保問題以及答案
int searchQuestionAndAnswer(const QString &id, TempStrings & tmp);
// 查詢用戶
int searchUserInUserInformation(const LoginInformation &logInf, UserInformation &userInf);
// 通過id查詢好友信息
int searchFriendInformationByID(const QString &id, UserInformation &userInf);
// 通過id查詢自己信息
int searchMyselfInformationByID(const QString &id, UserInformation &userInf);
// 修改用戶信息
int updateMyselfInformation(const UserInformation &user);
// 添加用戶
int addUserInUserInformation(const UserInformation &userInf);
// 獲取一段時間註冊數量
int countRegisteredInPeriod(const QDateTime &datePre, const QDateTime &dateLater);
// 獲取所有好友信息
int searchFriendsInformation(const QString &id, QVector<FriendInformation> &friendsVec);
// 獲取所有好友ID
bool searchFriendsID(const QString &id, QVector<QString> &IDVec);
// 更新好友狀態
bool updateStatus(int status, const QString & id);
// 更新好友備註
int updateRemark(const TempStrings & tmpStr);
// 刪除好友
int deleteFriend(const QString & myID, const QString & friendID, QString & groupName, QString & groupNameF);
// 添加好友
bool addFriend(const TalkMessage & talMes);
//插入DateCounterb表某日的數據項
bool insertValuesInDateCounter(const QDate &date);
// 獲取某日用戶註冊數量+1
int getUserTimes(const QDate &date);
// 增加某日用戶註冊數量
bool increaseUserTimes(const QDate &date);
// 移動好友至其他分組
int moveFriendToGroup(const QString & myID, const QString & friendID, const QString & title, const QString & newTitle);
// 重命名分組
int renameGroup(const QString & id, const QString & title, const QString & newTitle);
// 存儲歷史記錄
bool addHistoryMsg(const TalkMessage &talMes);
// 存儲離線記錄
bool addOfflineMsg(const TalkMessage &talMes);
// 獲取用戶的某日與某位好友的聊天記錄
int searchHistoryMsgOfFriendInDate(const QString & myID, const QString &friendID, const QDate & date, QVector<TalkMessage> & mesVec);
private:
//檢查SQL語句的正確性
void errorSQLOrder(QSqlQuery query, QString mark);
//創建數據庫表格
void createTable();
QSqlDatabase *m_SqlDatabase;
};
#endif // DATABASE_H
Database.cpp
/*********************************************
File Name: Database.cpp
Description: 操作數據庫
********************************************/
#include <QSqlDatabase>
#include <QSqlQuery>
#include <QVariant>
#include <qdebug.h>
#include <QSqlError>
#include <QTextDocument>
#include "Database.h"
//更新用戶在線狀態
static const QString UPDATE_STATUS_IN_USERINFORMATION_SQL =
"update UserInformation set status = 5";
//更新用戶密碼
static const QString UPDATE_PASSWORD_IN_USERINFORMATION_SQL =
"update UserInformation set password = ?"
"where user = ? and password = ?";
// 查詢用戶密碼和密保問題
static const QString SEARCH_QUESTION_ANSWER_IN_USERINFORMATION_SQL =
"select password, question, answer from UserInformation where userID = ?;";
// 查詢用戶信息
static const QString SEARCH_USER_IN_USERINFORMATION_SQL =
"select * from UserInformation where (userID = ? and password = ?)";
// 查詢用戶信息
static const QString SEARCH_USER_IN_USERINFORMATION_ID_SQL =
"select * from UserInformation where userID = ?";
// 更新用戶信息
static const QString UPDATE_USERINFORMATION_SQL =
"update UserInformation set "
"head = ?, nickname = ?, sex = ?, birthday = ?, "
"name = ?, phone = ?, address = ? where userID = ?;";
// 更新用戶在線狀態
static const QString UPDATE_STATUS_IN_USERINFORMATION_BY_ID_SQL=
"update UserInformation set status = ? where userID = ?;";
// 更新用戶的個性簽名
static const QString UPDATE_REMARKNAME_IN_USERFRIENDS_SQL=
"update UserFriends set remarkName = ? where userID = ? and friendID = ?;";
// 插入一條記錄到UserInformation表中
static const QString ADD_USER_IN_USERINFORMATION_SQL =
"insert into UserInformation values(?,?,?,?,?,?,?,?,?,?,?,?,?)";
// 查詢某段時間內註冊的用戶數量
static const QString COUNT_REGISTERED_USERS_IN_USERINFORMATION_SQL =
"select count(*) from UserInformation where regDate >= ? and regDate < ?";
// 在好友中搜索好友信息
static const QString SEARCH_FRIENDS_IN_USERFRIENDS_USERINFORMATION_SQL =
"select UserFriends.groupName, UserFriends.friendID, "
"UserInformation.nickName, UserFriends.remarkName,"
"UserInformation.status, UserInformation.head "
"from UserFriends,UserInformation "
"where UserFriends.userID = ? "
"and UserInformation.userID = UserFriends.friendID;";
// 查詢某個用戶的所有好友
static const QString SEARCH_ID_IN_USERFRIENDS_SQL =
"select friendID from UserFriends where userID = ?";
// 查詢某個分組下的好友信息
static const QString SEARCH_GROUPNAME_IN_USERFRIENDS_SQL =
"select groupName from UserFriends where userID = ? and friendID = ?";
// 從好友分組中移除某個好友
static const QString DELETE_FRIEND_IN_USERFRIENDS_SQL =
"delete from UserFriends where "
"(userID = ? and friendID = ?) or "
"(userID = ? and friendID = ?)";
// 插入好友到用戶的分組中
static const QString ADD_FRIEND_IN_USERFRIENDS_SQL =
"insert into UserFriends(userID, friendID, groupName) values (?, ?, ?);";
// 統計DataCounter表中的記錄數
static const QString COUNT_DATARECORD_IN_DATECOUNTER_SQL =
"select count(*) from DateCounter where date = ?;";
// 插入一條記錄到DataCounter表中
static const QString INSERT_VALUES_IN_DATECOUNTER_SQL =
"insert into DateCounter values(?, 0, 0, 0);";
// 查詢當天用戶註冊數量
static const QString SELECT_USERTIMES_IN_DATECOUNTER_SQL =
"select userTimes from DateCounter where date = ?;";
// 更新當天用戶註冊量
static const QString INCREASE_USERTIMES_IN_DATECOUNTER_SQL =
"update DateCounter set userTimes = userTimes + 1 where date = ?;";
/************************ group ***************************/
// 修改/移動好友所屬分組
static const QString RENAME_GROUPNAME_IN_USERFREINS =
"update UserFriends set groupName = ? where userID = ? and groupName = ?;";
// 修改/移動好友所屬分組
static const QString MOVE_FRIEND_IN_USERFREINS =
"update UserFriends set groupName = ? where userID = ? "
"and friendID = ?;";
/************************ message ************************/
// 插入聊天記錄到HistoryMessage表中
static const QString INSERT_MESSAGE_IN_HISTORYMESSAGE =
"insert into HistoryMessage (senderID, receiverID, content, dateTime) "
"values(?, ?, ?, ?); ";
// 插入離線消息到OfflineMessage表中
static const QString INSERT_MESSAGE_IN_OFFLINEMESSAGE =
"insert into OfflineMessage (kind, senderID, receiverID, content) "
"values(?, ?, ?, ?);";
// 查詢歷史消息
static const QString SEARCH_FRIEND_DATE_MESSAGE_IN_HISTORYMESSAGE =
"select senderID, receiverID, content, dateTime from HistoryMessage "
"where ( (senderID = ? and receiverID = ?) "
"or (senderID = ? and receiverID = ?) ) "
"and dateTime >= ? and dateTime < ?;";
/********************create tables********************/
static const QString CREATE_TABLE_USERINFORMATION_SQL = "";
static const QString CREATE_TABLE_USERFRIENDS_SQL = "";
static const QString CREATE_TABLE_TMPMESSAGE_SQL = "";
//html轉QString
QString simplifyRichText(QString richText)
{
QTextDocument doc;
doc.setHtml(richText);
qDebug() << "say:"<< doc.toPlainText();
return doc.toPlainText();
}
Database::Database(QObject *parent) :
QObject(parent)
{
m_SqlDatabase = new QSqlDatabase;
}
Database::~Database()
{
if (m_SqlDatabase != nullptr)
{
if (m_SqlDatabase->isOpen())
m_SqlDatabase->close();
delete m_SqlDatabase;
m_SqlDatabase = nullptr;
}
}
bool Database::createConnection() //創建數據庫連接
{
if(m_SqlDatabase == nullptr)
{
m_SqlDatabase = new QSqlDatabase;
}
if(m_SqlDatabase->isOpen())
{
return true;
}
//如果已經打開數據庫
if(QSqlDatabase::contains("serverDB"))
{
*m_SqlDatabase = QSqlDatabase::database("serverDB");
}else
{
//如果沒有打開,則添加
*m_SqlDatabase = QSqlDatabase::addDatabase(Constant::DB_CLI_DRIVER,Constant::DB_SER_DATABASE);
m_SqlDatabase->setDatabaseName(Constant::DB_CLI_DATABASE);
}
m_SqlDatabase->setUserName(Constant::DB_SER_USERNAME);
m_SqlDatabase->setPassword(Constant::DB_SER_PWD);
m_SqlDatabase->setHostName(Constant::DB_SER_HOSTNAME);
if(!m_SqlDatabase->open())
{
QSqlError sqlError = m_SqlDatabase->lastError();
QString errorString = sqlError.text();
return false;
}
return true;
}
bool Database::initDatabase() //初始化數據庫,將所有用戶狀態status置爲OFFLINE
{
if(!createConnection())
{
return false;
}
QSqlQuery sqlQuery(*m_SqlDatabase);
sqlQuery.exec(UPDATE_STATUS_IN_USERINFORMATION_SQL);
errorSQLOrder(sqlQuery, "initDatabase");
if(!sqlQuery.isActive())
{
m_SqlDatabase->close();
return false;
}
m_SqlDatabase->close();
return false;
}
void Database::close() //關閉數據庫
{
if(m_SqlDatabase != nullptr && m_SqlDatabase->isOpen())
{
m_SqlDatabase->close();
}
}
bool Database::isOpen() //數據庫是否打開
{
return m_SqlDatabase->isOpen();
}
int Database::updatePassword(TempStrings &tmp)
{
if(!createConnection())
{
return MT_CHANGE_PWD_FAIL;
}
//sql事務
QSqlDatabase::database().transaction(); //如果驅動程序支持事務,則在數據庫上開始事務
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(UPDATE_PASSWORD_IN_USERINFORMATION_SQL); //如果要執行的SQL查詢準備成功,返回true,否則返回false
sqlquery.addBindValue(tmp.m_Three); //使用位置值綁定時,將值val添加到值列表中
sqlquery.addBindValue(tmp.m_One);
sqlquery.addBindValue(tmp.m_Two);
sqlquery.exec(); //執行先前準備的SQL查詢,如果查詢成功執行,返回true,否則返回false
errorSQLOrder(sqlquery,"update pwd");
QSqlDatabase::database().commit(); //將修改提交併保存到數據庫,完成這個事務
if(!sqlquery.isActive()) //isActive():如果查詢處於活動狀態(成功執行exec(),但尚未完成的Qsqlquery),則返回true
{
m_SqlDatabase->close();
return MT_CHANGE_PWD_FAIL;
}
qDebug() << "size:" << sqlquery.numRowsAffected(); //返回受結果SQL語句影響的行數,如果無法確定,則返回-1
if(sqlquery.numRowsAffected() <= 0)
{
m_SqlDatabase->close();
return MT_CHANGE_PWD_FAIL;
}
qDebug() << "size:" << sqlquery.numRowsAffected();
return MT_CHANGE_PWD_SUCCESS;
}
int Database::searchQuestionAndAnswer(const QString &id, TempStrings &tmp) //查詢密保問題及答案
{
if(!createConnection())
{
return MT_GET_QUESTION_ANSWER_FAIL;
}
//Sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(SEARCH_QUESTION_ANSWER_IN_USERINFORMATION_SQL);
sqlquery.addBindValue(id);
sqlquery.exec();
errorSQLOrder(sqlquery,"forget pwd");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
m_SqlDatabase->close();
return MT_GET_QUESTION_ANSWER_FAIL;
}
if(sqlquery.size() <= 0)//返回結果的大小(返回的行數);如果無法確定大小,或者數據庫不支持有關查詢大小的報告信息,則返回-1
{
m_SqlDatabase->close();
return MT_GET_QUESTION_ANSWER_FAIL;
}
/*檢索結果中的下一個記錄(如果有),將查詢放在檢索到的記錄上。
如果無法檢索記錄,則將結果放置在最後一條記錄之後並返回false。如果成功檢索到記錄,則返回true*/
if(sqlquery.next())
{
tmp.m_One = sqlquery.value(0).toString();
tmp.m_Two = sqlquery.value(1).toString();
tmp.m_Three = sqlquery.value(2).toString();
return MT_GET_QUESTION_ANSWER_SUCCESS;
}
return MT_GET_QUESTION_ANSWER_FAIL;
}
int Database::searchUserInUserInformation(const LoginInformation &logInf, UserInformation &userInf) //查詢用戶(登錄信息)
{
if(!createConnection())
{
return MT_LOGIN_FAIL;
}
//Sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(SEARCH_USER_IN_USERINFORMATION_SQL);
sqlquery.addBindValue(logInf.m_UserID);
sqlquery.addBindValue(logInf.m_Password);
sqlquery.exec();
errorSQLOrder(sqlquery,"login search");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
m_SqlDatabase->close();
return MT_LOGIN_FAIL;
}
if(sqlquery.size() <= 0)
{
m_SqlDatabase->close();
return MT_LOGIN_FAIL;
}
if(sqlquery.next())
{
userInf.m_UserID = sqlquery.value(0).toString();
userInf.m_NickName = sqlquery.value(1).toString();
userInf.m_Sex = sqlquery.value(2).toString();
userInf.m_Birthday = sqlquery.value(3).toDate();
userInf.m_Address = sqlquery.value(4).toString();
userInf.m_HeadPortrait = sqlquery.value(5).toInt();
userInf.m_Phone = sqlquery.value(6).toString();
userInf.m_RegDateTime = sqlquery.value(7).toDateTime();
userInf.m_Name = sqlquery.value(8).toString();
userInf.m_Status = logInf.m_Status;
qDebug() << "searchUserInUserInformation:" << userInf.m_Status;
if(updateStatus(logInf.m_Status, logInf.m_UserID))
{
return MT_LOGIN_SUCCESS;
}
}
return MT_LOGIN_FAIL;
}
int Database::searchFriendInformationByID(const QString &id, UserInformation &userInf) //通過id查詢好友信息
{
if(!createConnection())
{
return MT_GET_FRIEND_FAIL;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.addBindValue(id);
sqlquery.exec();
errorSQLOrder(sqlquery, "friend inf search");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
m_SqlDatabase->close();
return MT_GET_FRIEND_FAIL;
}
if(sqlquery.size() <= 0)
{
m_SqlDatabase->close();
return MT_GET_FRIEND_FAIL;
}
if(sqlquery.next())
{
userInf.m_UserID = sqlquery.value(0).toString();
userInf.m_NickName = sqlquery.value(1).toString();
userInf.m_Sex = sqlquery.value(2).toString();
userInf.m_Birthday = sqlquery.value(3).toDate();
userInf.m_Address = sqlquery.value(4).toString();
userInf.m_HeadPortrait = sqlquery.value(5).toInt();
userInf.m_Phone = sqlquery.value(6).toString();
userInf.m_RegDateTime = sqlquery.value(7).toDateTime();
userInf.m_Name = sqlquery.value(8).toString();
userInf.m_Status = sqlquery.value(9).toInt();
}
return MT_GET_FRIEND_SUCCESS;
}
int Database::searchMyselfInformationByID(const QString &id, UserInformation &userInf) //通過id查詢自己的信息
{
if(!createConnection())
{
return MT_GET_MYSELF_FAIL;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(SEARCH_USER_IN_USERINFORMATION_ID_SQL);
sqlquery.addBindValue(userInf.m_NickName);
sqlquery.addBindValue(userInf.m_Sex);
sqlquery.addBindValue(userInf.m_Birthday);
sqlquery.addBindValue(userInf.m_Name);
sqlquery.addBindValue(userInf.m_Phone);
sqlquery.addBindValue(userInf.m_Address);
sqlquery.addBindValue(userInf.m_UserID);
sqlquery.addBindValue(id);
sqlquery.exec();
errorSQLOrder(sqlquery, "myself inf search");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
m_SqlDatabase->close();
return MT_GET_MYSELF_FAIL;
}
if(sqlquery.size() <= 0)
{
m_SqlDatabase->close();
return MT_GET_MYSELF_FAIL;
}
if(sqlquery.next())
{
userInf.m_UserID = sqlquery.value(0).toString();
userInf.m_NickName = sqlquery.value(1).toString();
userInf.m_Sex = sqlquery.value(2).toString();
userInf.m_Birthday = sqlquery.value(3).toDate();
userInf.m_Address = sqlquery.value(4).toString();
userInf.m_HeadPortrait = sqlquery.value(5).toInt();
userInf.m_Phone = sqlquery.value(6).toString();
userInf.m_RegDateTime = sqlquery.value(7).toDateTime();
userInf.m_Name = sqlquery.value(8).toString();
userInf.m_Status = sqlquery.value(9).toInt();
}
return MT_GET_MYSELF_SUCCESS;
}
int Database::updateMyselfInformation(const UserInformation &userInf) //修改用戶信息
{
if(!createConnection())
{
return MT_CHANGE_INFORMATION_FAIL;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(UPDATE_USERINFORMATION_SQL);
sqlquery.addBindValue(userInf.m_HeadPortrait);
sqlquery.addBindValue(userInf.m_NickName);
sqlquery.addBindValue(userInf.m_Sex);
sqlquery.addBindValue(userInf.m_Birthday);
sqlquery.addBindValue(userInf.m_Name);
sqlquery.addBindValue(userInf.m_Phone);
sqlquery.addBindValue(userInf.m_Address);
sqlquery.addBindValue(userInf.m_UserID);
sqlquery.exec();
errorSQLOrder(sqlquery, "change update userinf");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
//lastError():返回有關此查詢發生的最後一個錯誤(如果有)的錯誤信息
qDebug() << "QUERY_FAIL::" << sqlquery.lastError().text();
m_SqlDatabase->close();
return MT_CHANGE_INFORMATION_FAIL;
}
return MT_CHANGE_INFORMATION_SUCCESS;
}
int Database::addUserInUserInformation(const UserInformation &userInf) //添加用戶
{
if(!createConnection())
{
return MT_REGISTER_FAIL;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(ADD_USER_IN_USERINFORMATION_SQL);
sqlquery.addBindValue(userInf.m_UserID);
sqlquery.addBindValue(userInf.m_HeadPortrait);
sqlquery.addBindValue(userInf.m_NickName);
sqlquery.addBindValue(userInf.m_Password);
sqlquery.addBindValue(userInf.m_Sex);
sqlquery.addBindValue(userInf.m_Birthday.toString("yyyy-MM-dd"));
sqlquery.addBindValue(userInf.m_Question);
sqlquery.addBindValue(userInf.m_Answer);
sqlquery.addBindValue(userInf.m_Name);
sqlquery.addBindValue(userInf.m_Phone);
sqlquery.addBindValue(userInf.m_Address);
sqlquery.addBindValue(userInf.m_RegDateTime);//.toString("yyyy-MM-dd hh:mm:ss"));
sqlquery.addBindValue(5);
sqlquery.exec();
errorSQLOrder(sqlquery, "register add");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
qDebug() << "QUERY FAIL::" << sqlquery.lastError().text();//返回有關此查詢發生的最後一個錯誤(如果有)的錯誤信息
m_SqlDatabase->close();
return MT_REGISTER_FAIL;
}
if(!increaseUserTimes(QDate::currentDate()))
{
return MT_REGISTER_FAIL;
}
return MT_REGISTER_SUCCESS;
}
int Database::countRegisteredInPeriod(const QDateTime &datePre, const QDateTime &dateLater) //獲取一段時間內的用戶註冊數量
{
int count = 0;
qDebug() << "A period of date:" << datePre.toString("yyyy-MM-dd hh:mm:ss")
<< dateLater.toString("yyyy-MM-dd hh:mm:ss");
if(!createConnection())
{
return 0;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(COUNT_REGISTERED_USERS_IN_USERINFORMATION_SQL);
sqlquery.addBindValue(datePre);
sqlquery.addBindValue(dateLater);
sqlquery.exec();
errorSQLOrder(sqlquery, "register count");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
m_SqlDatabase->close();
return 0;
}
while(sqlquery.next())
{
count = sqlquery.value(0).toInt() + 1;
}
return count;
}
int Database::searchFriendsInformation(const QString &id, QVector<FriendInformation> &friendsVec) //獲取所有好友信息
{
if(!createConnection())
{
return MT_GET_ALL_FRIENDS_FAIL;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(SEARCH_FRIENDS_IN_USERFRIENDS_USERINFORMATION_SQL);
sqlquery.addBindValue(id);
sqlquery.exec();
errorSQLOrder(sqlquery, "get all friend search");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
m_SqlDatabase->close();
return MT_GET_ALL_FRIENDS_FAIL;
}
friendsVec.clear(); //從向量中刪除所有元素
while(sqlquery.next())
{
FriendInformation friInf;
friInf.m_GroupName = sqlquery.value(0).toString();
friInf.m_UserID = sqlquery.value(1).toString();
friInf.m_NickName = sqlquery.value(2).toString();
friInf.m_RemarkName = sqlquery.value(3).toString();
friInf.m_Status = sqlquery.value(4).toInt();
friInf.m_HeadPortrait = sqlquery.value(5).toInt();
friendsVec.push_back(friInf); //提供此功能是爲了實現STL兼容性,等效於append(value)
}
if(friendsVec.isEmpty())
{
return MT_NO_FRIEND;
}
return MT_GET_ALL_FRIENDS_SUCCESS;
}
bool Database::searchFriendsID(const QString &id, QVector<QString> &friVec) //獲取所有好友ID
{
friVec.clear();
if(!createConnection())
{
return false;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(SEARCH_ID_IN_USERFRIENDS_SQL);
sqlquery.addBindValue(id);
sqlquery.exec();
errorSQLOrder(sqlquery, "get all friend id search");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
m_SqlDatabase->close();
return false;
}
while(sqlquery.next())
{
friVec.push_back(sqlquery.value(0).toString());
}
return true;
}
void Database::errorSQLOrder(QSqlQuery sqlquery, QString flog) //檢查SQL語句的正確性
{
//如果SQL語句錯誤,就彈出警告信息
if(!sqlquery.isActive())
{
QString str = sqlquery.lastError().text() + '\n' + flog;
qDebug() << "Mysql query error:" << str;
qDebug() << "sqlquery text:" << sqlquery.lastQuery(); //返回正在使用的當前查詢的文本,如果沒有當前查詢文本,則返回一個空字符串
}
else
{
qDebug() << Constant::DB_SER_DRIVER << "excute success:";
qDebug() << "sql text:" << sqlquery.lastQuery();
}
}
void Database::createTable() //創建數據庫表格
{
//預留接口函數
}
bool Database::updateStatus(int status, const QString &id) //更新好友狀態
{
qDebug() << "status is:" << status;
if(!createConnection())
{
return false;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(UPDATE_STATUS_IN_USERINFORMATION_BY_ID_SQL);
sqlquery.addBindValue(id);
sqlquery.addBindValue(status);
sqlquery.exec();
errorSQLOrder(sqlquery, "quit update status");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
qDebug() << "QUERY_FAIL::" << sqlquery.lastError().text();
m_SqlDatabase->close();
return false;
}
return true;
}
int Database::updateRemark(const TempStrings & tmpStr)//更新好友備註
{
if (!createConnection())
{
return MT_CHANGE_REMARK_FAIL;
}
//sql 事務
QSqlDatabase::database().transaction();
QSqlQuery query(*m_SqlDatabase);
query.prepare(UPDATE_REMARKNAME_IN_USERFRIENDS_SQL);
query.addBindValue(tmpStr.m_Three);
query.addBindValue(tmpStr.m_One);
query.addBindValue(tmpStr.m_Two);
query.exec();
errorSQLOrder(query, "update-remark");
QSqlDatabase::database().commit();
if (!query.isActive())
{
qDebug() << "QUERY_FAIL::" << query.lastError().text();
m_SqlDatabase->close();
return MT_CHANGE_REMARK_FAIL;
}
return MT_CHANGE_REMARK_SUCCESS;
}
int Database::deleteFriend(const QString & myID, const QString & friendID, QString & groupName, QString & groupNameF)//刪除好友
{
if(!createConnection())
{
return MT_DELETE_FRIEND_FAIL;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
//在groupName下查詢分組信息
sqlquery.prepare(SEARCH_GROUPNAME_IN_USERFRIENDS_SQL);
sqlquery.addBindValue(myID);
sqlquery.addBindValue(friendID);
sqlquery.exec();
errorSQLOrder(sqlquery, "search friend through groupName");
if(!sqlquery.isActive())
{
qDebug() << "QUERY FAIL:" << sqlquery.lastError().text();
m_SqlDatabase->close();
return MT_DELETE_FRIEND_FAIL;
}
if(sqlquery.next())
{
groupName = sqlquery.value(0).toString();
}
sqlquery.clear();
//在分組下查詢好友groupNameF
sqlquery.prepare(SEARCH_GROUPNAME_IN_USERFRIENDS_SQL);
sqlquery.addBindValue(friendID);
sqlquery.addBindValue(myID);
sqlquery.exec();
errorSQLOrder(sqlquery, "search friend through groupNameF");
if(!sqlquery.isActive())
{
qDebug() << "QUERY FAIL:" << sqlquery.lastError().text();
m_SqlDatabase->close();
return MT_DELETE_FRIEND_FAIL;
}
if(sqlquery.next())
{
groupNameF = sqlquery.value(0).toString();
}
sqlquery.clear();
//刪除好友
sqlquery.prepare(DELETE_FRIEND_IN_USERFRIENDS_SQL);
sqlquery.addBindValue(myID);
sqlquery.addBindValue(friendID);
sqlquery.addBindValue(friendID);
sqlquery.addBindValue(myID);
sqlquery.exec();
errorSQLOrder(sqlquery, "delete friends");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
qDebug() << "QUERY FAIL:" << sqlquery.lastError().text();
m_SqlDatabase->close();
return MT_DELETE_FRIEND_FAIL;
}
return MT_DELETE_FRIEND_SUCCESS;
}
bool Database::addFriend(const TalkMessage &talMes)//添加好友
{
if(!createConnection())
{
return false;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(ADD_FRIEND_IN_USERFRIENDS_SQL);
sqlquery.addBindValue(talMes.m_SenderID);
sqlquery.addBindValue(talMes.m_ReceiverID);
sqlquery.addBindValue(GROUP_NAME_DEFAULT);
sqlquery.exec();
errorSQLOrder(sqlquery, "add friend from sender");
if(!sqlquery.isActive())
{
qDebug() << "QUERY FAIL:" << sqlquery.lastError().text();
m_SqlDatabase->close();
return false;
}
sqlquery.clear();
sqlquery.prepare(ADD_FRIEND_IN_USERFRIENDS_SQL);
sqlquery.addBindValue(talMes.m_ReceiverID);
sqlquery.addBindValue(talMes.m_SenderID);
sqlquery.addBindValue(GROUP_NAME_DEFAULT);
sqlquery.exec();
errorSQLOrder(sqlquery, "add friend from recevier");
if(!sqlquery.isActive())
{
qDebug() << "QUERY FAIL" << sqlquery.lastError().text();
m_SqlDatabase->close();
return false;
}
QSqlDatabase::database().commit();
return true;
}
bool Database::insertValuesInDateCounter(const QDate &date)//插入DateCounterb表某日的數據項
{
int count = 0;
if (!createConnection())
{
return false;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(COUNT_DATARECORD_IN_DATECOUNTER_SQL);
sqlquery.addBindValue(date.toString("yyyy-MM-dd"));
sqlquery.exec();
errorSQLOrder(sqlquery, "count-datecounter");
if(!sqlquery.isActive())
{
qDebug() << "QUERY_FAIL::" << sqlquery.lastError().text();
m_SqlDatabase->close();
return false;
}
if (sqlquery.next())
{
count = sqlquery.value(0).toInt();
}
if (count == 0)
{
sqlquery.prepare(INSERT_VALUES_IN_DATECOUNTER_SQL);
sqlquery.addBindValue(date.toString("yyyy-MM-dd"));
sqlquery.exec();
errorSQLOrder(sqlquery, "insert datecounter");
if (!sqlquery.isActive())
{
qDebug() << "QUERY_FAIL::" << sqlquery.lastError().text();
m_SqlDatabase->close();
return false;
}
if (sqlquery.numRowsAffected() <= 0) //返回受結果SQL語句影響的行數,如果無法確定則返回-1,如果查詢未處於活動狀態則返回-1
{
return false;
}
}
QSqlDatabase::database().commit();
return true;
}
int Database::getUserTimes(const QDate &date)//獲取某日用戶註冊數量+1=用戶ID
{
int count = 0;
if(!insertValuesInDateCounter(QDate::currentDate()))
{
return 0;
}
if(!createConnection())
{
return 0;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(SELECT_USERTIMES_IN_DATECOUNTER_SQL);
sqlquery.addBindValue(date.toString("yyyy-MM-dd"));
sqlquery.exec();
errorSQLOrder(sqlquery, "select usertimes");
if(!sqlquery.isActive())
{
qDebug() << "QUERY FAIL:" << sqlquery.lastError().text();
m_SqlDatabase->close();
return false;
}
if(sqlquery.next())
{
count = sqlquery.value(0).toInt();
}
QSqlDatabase::database().commit();
return count + 1;
}
bool Database::increaseUserTimes(const QDate &date)//增加某日用戶註冊數量
{
if(!createConnection())
{
return false;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(INCREASE_USERTIMES_IN_DATECOUNTER_SQL);
sqlquery.addBindValue(date.toString("yyyy-MM-dd"));
sqlquery.exec();
errorSQLOrder(sqlquery, "increase usertimes");
if(!sqlquery.isActive())
{
qDebug() << "QUERY FAIL:" << sqlquery.lastError().text();
m_SqlDatabase->close();
return false;
}
if(sqlquery.numRowsAffected() <= 0)
{
return false;
}
QSqlDatabase::database().commit();
return true;
}
int Database::moveFriendToGroup(const QString & myID, const QString & friendID, const QString & title, const QString & newTitle)//移動好友至其他分組
{
if(!createConnection())
{
return MT_MOVE_FRIEND_BOX_FAIL;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(MOVE_FRIEND_IN_USERFREINS);
sqlquery.addBindValue(title);
sqlquery.addBindValue(newTitle);
sqlquery.addBindValue(myID);
sqlquery.addBindValue(friendID);
sqlquery.exec();
errorSQLOrder(sqlquery, "move friend to group");
if(!sqlquery.isActive())
{
qDebug() << "QUERY FAIL:" << sqlquery.lastError().text();
m_SqlDatabase->close();
return MT_MOVE_FRIEND_BOX_FAIL;
}
if(sqlquery.numRowsAffected() <= 0)
{
return MT_MOVE_FRIEND_BOX_FAIL;
}
QSqlDatabase::database().commit();
return MT_MOVE_FRIEND_BOX_SUCCESS;
}
int Database::renameGroup(const QString & id, const QString & title, const QString & newTitle)//重命名分組
{
if (!createConnection())
{
return MT_RENAME_BOX_FAIL;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(RENAME_GROUPNAME_IN_USERFREINS);
sqlquery.addBindValue(newTitle);
sqlquery.addBindValue(id);
sqlquery.addBindValue(title);
sqlquery.exec();
errorSQLOrder(sqlquery, "rename-group");
if (!sqlquery.isActive())
{
qDebug() << "QUERY FAIL:" << sqlquery.lastError().text();
m_SqlDatabase->close();
return MT_RENAME_BOX_FAIL;
}
if (sqlquery.numRowsAffected() <= 0)
{
return MT_RENAME_BOX_FAIL;
}
QSqlDatabase::database().commit();
return MT_RENAME_BOX_SUCCESS;
}
bool Database::addHistoryMsg(const TalkMessage &talMes)// 存儲歷史記錄
{
if (!createConnection())
{
return false;
}
//sql 事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(INSERT_MESSAGE_IN_HISTORYMESSAGE);
sqlquery.addBindValue(talMes.m_SenderID);
sqlquery.addBindValue(talMes.m_ReceiverID);
sqlquery.addBindValue(simplifyRichText(talMes.m_Text));
sqlquery.addBindValue(talMes.m_dateTime);
sqlquery.exec();
errorSQLOrder(sqlquery, "inser-mes-to-HistoryMmesage");
if (!sqlquery.isActive())
{
qDebug() << "QUERY_FAIL::" << sqlquery.lastError().text();
m_SqlDatabase->close();
return false;
}
if(sqlquery.numRowsAffected() <= 0)
{
return false;
}
QSqlDatabase::database().commit();
return true;
}
bool Database::addOfflineMsg(const TalkMessage &talMes)// 存儲離線記錄
{
if(!createConnection())
{
return false;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(INSERT_MESSAGE_IN_OFFLINEMESSAGE);
sqlquery.addBindValue(talMes.m_Type);
sqlquery.addBindValue(talMes.m_SenderID);
sqlquery.addBindValue(talMes.m_ReceiverID);
sqlquery.addBindValue(talMes.m_Text);
sqlquery.exec();
errorSQLOrder(sqlquery, "insert talmes to offline message");
if(!sqlquery.isActive())
{
qDebug() << "QUERY FAIL:" << sqlquery.lastError().text();
m_SqlDatabase->close();
return false;
}
if(sqlquery.numRowsAffected() <= 0)
{
return false;
}
QSqlDatabase::database().commit();
return true;
}
// 獲取用戶的某日與某位好友的聊天記錄
int Database::searchHistoryMsgOfFriendInDate(const QString & myID, const QString &friendID,
const QDate & date, QVector<TalkMessage> & mesVec)
{
if(!createConnection())
{
return MT_GET_HISTORY_MESSAGE_FAIL;
}
//sql事務
QSqlDatabase::database().transaction();
QSqlQuery sqlquery(*m_SqlDatabase);
sqlquery.prepare(SEARCH_FRIEND_DATE_MESSAGE_IN_HISTORYMESSAGE);
sqlquery.addBindValue(myID);
sqlquery.addBindValue(friendID);
sqlquery.addBindValue(date);
sqlquery.exec();
errorSQLOrder(sqlquery, "get history msg of friend in oneDay");
QSqlDatabase::database().commit();
if(!sqlquery.isActive())
{
m_SqlDatabase->close();
return MT_GET_HISTORY_MESSAGE_FAIL;
}
mesVec.clear(); //從向量中刪除所有元素
while(sqlquery.next())
{
TalkMessage talMes;
talMes.m_SenderID = sqlquery.value(0).toString();
talMes.m_SenderIP = sqlquery.value(1).toString();
talMes.m_ReceiverID = sqlquery.value(2).toString();
talMes.m_ReceiverIP = sqlquery.value(3).toString();
talMes.m_dateTime = sqlquery.value(4).toDateTime();
talMes.m_Type = sqlquery.value(5).toInt();
talMes.m_Text = sqlquery.value(6).toString();
mesVec.push_back(talMes); //提供此功能是爲了實現STL兼容性,等效於append(value)
}
if(mesVec.isEmpty())
{
return MT_NO_MESSAGE;
}
return MT_GET_HISTORY_MESSAGE_SUCCESS;
}
ServerSocket.h
/*********************************************
File Name: ServerSocket.h
Description: 來自客戶端的socket,用於處理各種請求
********************************************/
#ifndef SERVERSOCKET_H
#define SERVERSOCKET_H
#include <QTcpSocket>
#include "Database.h"
#include "Structure.h"
class QDateTime;
class ServerSocket:public QTcpSocket
{
Q_OBJECT
public:
ServerSocket(QObject *parent = nullptr);
~ServerSocket();
signals:
// 請求server處理
void sendSignal(const SaveTmpInformation &tmp);
// 用戶登錄
void userLoginSignal(const UserInformation &userInf);
//用戶斷開連接
void deleteSignal(const QString &acc);
public slots:
// 接收信息
void receiveMessage();
// 發送信息
void sendMessage(const SaveTmpInformation &tmp);
// 刪除socket
void deleteScoket();
private:
quint16 m_BlockSize;
SaveTmpInformation m_SaveTmpInfo;
Database m_Database;
};
#endif // SERVERSOCKET_H
ServerSocket.cpp
/*********************************************
File Name: ServerSocket.cpp
Description: 用於控制客戶端socket的類
與客戶端連接的QTcpSocket類
********************************************/
#include "ServerSocket.h"
#include <QMultiMap>
#include <QDateTime>
ServerSocket::ServerSocket(QObject *parent):
QTcpSocket(parent)
{
connect(this, SIGNAL(readyRead()), this, SLOT(receiveMessage()));
connect(this, SIGNAL(disconnected()), this, SLOT(deleteScoket()));
m_BlockSize = 0;
m_SaveTmpInfo.m_ServerSocket = this;
}
ServerSocket::~ServerSocket()
{
if (m_Database.isOpen())
m_Database.close();
}
void ServerSocket::receiveMessage() //接收用戶發送的信息
{
QDataStream in(this);
in.setVersion(QDataStream::Qt_5_11); //修改QDataStream使用的序列化格式
if(m_BlockSize == 0)
{
if(bytesAvailable() < (int)sizeof (quint16)) //bytesAvailable()返回等待讀取的傳入字節數
{
return;
}
in >> m_BlockSize;
}
if(bytesAvailable() < m_BlockSize)
{
return;
}
in >> m_SaveTmpInfo.m_RequestKind; //將臨時信息的應答類型輸入數據流
qDebug() << "receive message:" << m_SaveTmpInfo.m_RequestKind;
switch (m_SaveTmpInfo.m_RequestKind)
{
case MT_CHECK_CONNECTION:
{
m_SaveTmpInfo.m_ReplyKind = MT_CHECK_CONNECTION;
sendMessage(m_SaveTmpInfo);
m_BlockSize = 0;
break;
}
case MT_LOGIN:
{
in >> m_SaveTmpInfo.m_LoginInf;
m_SaveTmpInfo.m_MyID = m_SaveTmpInfo.m_LoginInf.m_UserID;
m_SaveTmpInfo.m_SocketID = m_SaveTmpInfo.m_MyID;
break;
}
case MT_CHECK_MESSAGE:
{
in >> m_SaveTmpInfo.m_MyID;
break;
}
case MT_REGISTER:
{
in >> m_SaveTmpInfo.m_UserInf;
break;
}
case MT_GET_QUESTION_ANSWER:
{
in >> m_SaveTmpInfo.m_MyID;
break;
}
case MT_TALK:
{
in >> m_SaveTmpInfo.m_Message;
break;
}
case MT_GET_ALL_FRIENDS:
{
in >> m_SaveTmpInfo.m_MyID >> m_SaveTmpInfo.m_Status;
m_SaveTmpInfo.m_SocketID = m_SaveTmpInfo.m_MyID;
break;
}
case MT_GET_FRIEND_INFORMATION:
{
in >> m_SaveTmpInfo.m_PeerID;
break;
}
case MT_GET_MYSELF_INFORMATION:
{
in >> m_SaveTmpInfo.m_MyID;
break;
}
case MT_CHANGE_INFORMATION:
{
in >> m_SaveTmpInfo.m_UserInf;
break;
}
case MT_CHANGE_REMARK:
{
in >> m_SaveTmpInfo.m_TempStr;
break;
}
case MT_CHANGE_STATUE:
{
in >> m_SaveTmpInfo.m_MyID >> m_SaveTmpInfo.m_Status;
break;
}
case MT_ADD_FRIEND:
{
in >> m_SaveTmpInfo.m_Message;
break;
}
case MT_REFUSE_FRIEND:
{
break;
}
case MT_DELETE_FRIEND:
{
in >> m_SaveTmpInfo.m_MyID >> m_SaveTmpInfo.m_PeerID;
break;
}
case MT_REMOVE_BOX:
case MT_CREATE_BOX:
{
in >> m_SaveTmpInfo.m_MyID >> m_SaveTmpInfo.m_Title;
break;
}
case MT_MOVE_FRIEND_BOX:
{
in >> m_SaveTmpInfo.m_MyID >> m_SaveTmpInfo.m_PeerID >> m_SaveTmpInfo.m_Title >> m_SaveTmpInfo.m_NewTitle;
break;
}
case MT_RENAME_BOX:
{
in >> m_SaveTmpInfo.m_MyID >> m_SaveTmpInfo.m_Title >> m_SaveTmpInfo.m_NewTitle;
break;
}
case MT_GET_HISTORY_MESSAGE:
{
in >> m_SaveTmpInfo.m_MyID >> m_SaveTmpInfo.m_PeerID >> m_SaveTmpInfo.m_Date;
break;
}
case MT_CHANGE_PASSWORD:
{
in >> m_SaveTmpInfo.m_TempStr;
break;
}
default:
{
qDebug() << "Unknow receive msg kind:" << m_SaveTmpInfo.m_RequestKind;
break;
}
}
QByteArray data = this->readAll(); //從設備讀取所有剩餘數據,並將其作爲字節數組返回
qDebug() << "leave in socket:" << data.size();
m_BlockSize = 0;
emit sendSignal(m_SaveTmpInfo);
}
void ServerSocket::sendMessage(const SaveTmpInformation &tmp) //發送消息
{
QByteArray block;
QDataStream out(&block, QIODevice::WriteOnly);
out.setVersion(QDataStream::Qt_5_11);
out << quint16(0) << (int)tmp.m_ReplyKind;
switch(tmp.m_ReplyKind)
{
case MT_LOGIN_SUCCESS:
{
out << tmp.m_UserInf;
break;
}
case MT_REGISTER_SUCCESS:
{
out << tmp.m_UserInf.m_UserID << tmp.m_UserInf.m_HeadPortrait;
break;
}
case MT_GET_QUESTION_ANSWER_SUCCESS:
{
out << tmp.m_TempStr;
break;
}
case MT_GET_ALL_FRIENDS_SUCCESS:
{
int len = tmp.m_FriendsVec.size();
out << len;
for(int i = 0;i < len;++i)
{
out << tmp.m_FriendsVec[i];
}
break;
}
case MT_HAVE_MESSAGE:
{
break;
}
case MT_CHANGE_STATUE:
{
out << tmp.m_PeerID << tmp.m_Status;
break;
}
case MT_GET_MYSELF_SUCCESS:
{
out << tmp.m_UserInf;
break;
}
case MT_DELETE_FRIEND_SUCCESS:
{
out << tmp.m_MyID << tmp.m_PeerID << tmp.m_GroupName;
break;
}
case MT_CHANGE_INFORMATION_SUCCESS:
{
out << tmp.m_UserInf;
break;
}
case MT_CHANGE_INFORMATION:
{
out << tmp.m_FriendInf;
break;
}
case MT_ADD_FRIEND_SUCCESS:
{
out << tmp.m_Message << tmp.m_UserInf;
break;
}
case MT_GET_FRIEND_SUCCESS:
{
out << tmp.m_UserInf;
break;
}
case MT_TALK:
{
out << tmp.m_Message;
break;
}
case MT_CHANGE_REMARK_SUCCESS:
{
out << tmp.m_TempStr;
break;
}
case MT_BE_DELETED:
{
out << tmp.m_MyID << tmp.m_PeerID << tmp.m_GroupNameF;
break;
}
case MT_RENAME_BOX_SUCCESS:
{
out << tmp.m_MyID << tmp.m_Title << tmp.m_NewTitle;
break;
}
case MT_MOVE_FRIEND_BOX_SUCCESS:
{
out << tmp.m_MyID << tmp.m_PeerID << tmp.m_Title << tmp.m_NewTitle;
break;
}
case MT_GET_HISTORY_MESSAGE_SUCCESS:
{
out << tmp.m_MyID << tmp.m_PeerID << tmp.m_Date;
int len = tmp.m_HistoryMessageVec.size();
out << len;
for(int i = 0;i < len;++i)
{
out << tmp.m_HistoryMessageVec[i];
}
break;
}
default:
{
qDebug() << "unknown send msg kind:" << m_SaveTmpInfo.m_RequestKind;
break;
}
}
//QIODevice *QDataStream::device()返回當前設置的I/O設備,如果當前未設置任何設備,則返回0
out.device()->seek(0);//QIODevice::seek(quint16)將當前位置設爲pos,成功返回true,失敗返回false
out << quint16(block.size() - sizeof(quint16));
write(block); //將數據的最大maxSize字節從數據寫入設備,返回實際寫入的字節數;如果發生錯誤,則返回-1
}
void ServerSocket::deleteScoket() //刪除socket
{
if(!m_SaveTmpInfo.m_SocketID.isEmpty())
{
if(MT_LOGIN != m_SaveTmpInfo.m_RequestKind)
{
emit deleteSignal(m_SaveTmpInfo.m_SocketID);
}
deleteLater();
}
}
TcpServer.h
/*********************************************
File Name: TcpServer.h
Description: 服務器類
********************************************/
#ifndef TCPSERVER_H
#define TCPSERVER_H
#include <QTcpServer>
#include "ServerSocket.h"
#include "Structure.h"
#include "Database.h"
class TcpServer:public QTcpServer
{
Q_OBJECT
public:
TcpServer(QObject *parent = nullptr);
~TcpServer();
public slots:
//客戶端斷開連接
void clientDisconnected(const QString &id);
//要求ServerSocket發送消息
void sendMessage(const SaveTmpInformation &tmp);
signals:
void haveNewID(const QString &id);
void haveNewAddress(const QString &address);
void haveLeftID(const QString &id);
void haveLeftAddress(const QString &address);
private:
// 當有新的連接時,會調用此函數。用於創建新的線程去控制socket通信
void incomingConnection(int socketDescriptor);
// 處理好友請求
void friendRequest(const SaveTmpInformation &savTmp);
// 處理對話請求
void talkRequest(const SaveTmpInformation &save);
// 通知好友,改變用戶狀態
void tellFriendsStatusChanged(const QString &id, int status);
// 通知好友,改變用戶信息
void tellFriendsInformationChanged(const QString &id);
// 臨時信息
SaveTmpInformation m_SaveTmpInfo;
// 操作數據庫
Database m_Database;
// 在線用戶列表
QMap<QString, ServerSocket*> m_mapOnlineUser;
// 在線用戶狀態
QMap<QString, int> m_mapOnlineUserStatus;
// 郵箱在線的用戶
QMap<QString, ServerSocket*> m_mapOnlineUserMail;
};
#endif // TCPSERVER_H
TcpServer.cpp
#include "TcpServer.h"
TcpServer::TcpServer(QObject *parent) :
QTcpServer(parent)
{
// 初始化一下數據庫
}
TcpServer::~TcpServer()
{
}
void TcpServer::clientDisconnected(const QString &id) //客戶端斷開連接
{
//某個客戶端斷開連接時,就更新該用戶的狀態
if(id.contains(MAIL_ADDRESS_FORMAT))//contains():如果此字符串包含出現的字符串str,則返回true,否則返回false
{
m_mapOnlineUserMail.remove(id);//remove():返回移除的數量,通常爲1,如果鍵值對不在map內則爲0
emit haveLeftAddress(id);
}
else
{
m_mapOnlineUser.remove(id);
emit haveLeftID(id);
if(m_Database.updateStatus(LS_OFFLINE, id))
{
tellFriendsStatusChanged(id, LS_OFFLINE);
}
}
#ifdef TEST_SWITCH
qDebug() << "userMap-size:" <<m_mapOnlineUser.size();
QMapIterator<QString, ServerSocket*> i(m_mapOnlineUser);
while (i.hasNext())
{
i.next();
qDebug() << i.key();
}
qDebug() << "userMailMap-size:" << m_mapOnlineUserMail.size();
QMapIterator<QString, ServerSocket*> j(m_mapOnlineUser);
while(j.hasNext())
{
j.next();
qDebug() << j.key();
}
#endif
}
void TcpServer::sendMessage(const SaveTmpInformation &tmp)//處理請求,要求ServerSocket發送信息
{
m_SaveTmpInfo.m_RequestKind = tmp.m_RequestKind;
//根據tmp.requestKind來處理信息
switch(m_SaveTmpInfo.m_RequestKind)
{
case MT_LOGIN:
{
m_SaveTmpInfo.m_LoginInf = tmp.m_LoginInf;
m_SaveTmpInfo.m_ServerSocket = tmp.m_ServerSocket;
//判斷是否已經登錄
m_SaveTmpInfo.m_MyID = tmp.m_MyID;
if(m_mapOnlineUser.contains(m_SaveTmpInfo.m_MyID))
{
m_SaveTmpInfo.m_ReplyKind = MT_HAVE_LOGINED;
}
else
{
//訪問數據庫登錄
m_SaveTmpInfo.m_ReplyKind = m_Database.searchUserInUserInformation(m_SaveTmpInfo.m_LoginInf, m_SaveTmpInfo.m_UserInf);
}
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
break;
}
case MT_REGISTER://註冊
{
m_SaveTmpInfo.m_UserInf = tmp.m_UserInf;
int count = m_Database.getUserTimes(QDate::currentDate());
if(count == 0)
{
m_SaveTmpInfo.m_ReplyKind = MT_REGISTER_FAIL;
}
else
{
QString id = QDate::currentDate().toString("yyyyMMdd");
id.append(QString::number(0));
id.append(QString::number(count));
m_SaveTmpInfo.m_UserInf.m_UserID = id;
m_SaveTmpInfo.m_UserInf.m_RegDateTime = QDateTime::currentDateTime();
//訪問數據庫註冊
m_SaveTmpInfo.m_ReplyKind = m_Database.addUserInUserInformation(m_SaveTmpInfo.m_UserInf);
}
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
break;
}
case MT_GET_QUESTION_ANSWER://獲得密保問題及答案
{
m_SaveTmpInfo.m_MyID = tmp.m_MyID;
m_SaveTmpInfo.m_ReplyKind = m_Database.searchQuestionAndAnswer(m_SaveTmpInfo.m_MyID, m_SaveTmpInfo.m_TempStr);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
break;
}
case MT_CHECK_MESSAGE://檢查信息
{
break;
}
case MT_GET_ALL_FRIENDS://獲取所有好友
{
m_SaveTmpInfo.m_MyID = tmp.m_MyID;
m_SaveTmpInfo.m_Status = tmp.m_Status;
m_SaveTmpInfo.m_ServerSocket = tmp.m_ServerSocket;
m_SaveTmpInfo.m_ReplyKind = m_Database.searchFriendsInformation(m_SaveTmpInfo.m_MyID, m_SaveTmpInfo.m_FriendsVec);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
if(MT_GET_ALL_FRIENDS_FAIL != m_SaveTmpInfo.m_ReplyKind)
{
if(!m_mapOnlineUser.contains(m_SaveTmpInfo.m_MyID))
{
m_mapOnlineUser.insert(m_SaveTmpInfo.m_MyID, m_SaveTmpInfo.m_ServerSocket);
emit haveNewID(m_SaveTmpInfo.m_MyID);
}
tellFriendsStatusChanged(m_SaveTmpInfo.m_MyID, m_SaveTmpInfo.m_Status);
}
break;
}
case MT_TALK://對話請求
{
talkRequest(tmp);
break;
}
case MT_CHANGE_INFORMATION://用戶改變個人信息
{
m_SaveTmpInfo.m_UserInf = tmp.m_UserInf;
m_SaveTmpInfo.m_ReplyKind = m_Database.updateMyselfInformation(tmp.m_UserInf);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
if(m_SaveTmpInfo.m_ReplyKind == MT_CHANGE_INFORMATION_SUCCESS)
{
tellFriendsInformationChanged(m_SaveTmpInfo.m_UserInf.m_UserID);
}
break;
}
case MT_GET_MYSELF_INFORMATION://獲取個人信息
{
m_SaveTmpInfo.m_MyID = tmp.m_MyID;
m_SaveTmpInfo.m_ReplyKind = m_Database.searchMyselfInformationByID(m_SaveTmpInfo.m_MyID, m_SaveTmpInfo.m_UserInf);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
break;
}
case MT_GET_FRIEND_INFORMATION://獲取好友信息
{
m_SaveTmpInfo.m_PeerID = tmp.m_PeerID;
m_SaveTmpInfo.m_ReplyKind = m_Database.searchFriendInformationByID(m_SaveTmpInfo.m_PeerID, m_SaveTmpInfo.m_UserInf);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
break;
}
case MT_DELETE_FRIEND://刪除好友
{
m_SaveTmpInfo.m_MyID = tmp.m_MyID;
m_SaveTmpInfo.m_PeerID = tmp.m_MyID;
m_SaveTmpInfo.m_ReplyKind = m_Database.deleteFriend(m_SaveTmpInfo.m_MyID, m_SaveTmpInfo.m_PeerID,
m_SaveTmpInfo.m_GroupName,m_SaveTmpInfo.m_GroupNameF);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
//如果好友在線則發送被刪除信息,如果不在線則存儲
QMap<QString, ServerSocket*>::iterator iter;
//find(const Key &key):返回一個迭代器,該迭代器指向具有鍵key的項,如果不包含帶有該鍵的項則函數返回end(),如果包含多個帶有該鍵的項則函數返回指向最近插入值的迭代器
iter = m_mapOnlineUser.find(m_SaveTmpInfo.m_PeerID);
if(m_mapOnlineUser.end() == iter) //返回一個STL樣式的迭代器,該迭代器指向地圖中最後一個項目之後的假想項目
{
TalkMessage talMes;
talMes.m_Type = MT_BE_DELETED;
talMes.m_SenderID = tmp.m_MyID;
talMes.m_ReceiverID = tmp.m_PeerID;
talMes.m_Text = tmp.m_GroupNameF;
}
else
{
m_SaveTmpInfo.m_MyID = tmp.m_PeerID;
m_SaveTmpInfo.m_PeerID = tmp.m_MyID;
m_SaveTmpInfo.m_ReplyKind = MT_BE_DELETED;
m_SaveTmpInfo.m_GroupName = tmp.m_GroupNameF;
//T &iterator::value() const,返回對當前項目值的可修改引用
iter.value()->sendMessage(m_SaveTmpInfo);
}
break;
}
case MT_CHANGE_REMARK://修改個籤
{
m_SaveTmpInfo.m_TempStr = tmp.m_TempStr;
m_SaveTmpInfo.m_ReplyKind = m_Database.updateRemark(tmp.m_TempStr);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
break;
}
case MT_ADD_FRIEND://添加好友
{
friendRequest(tmp);
break;
}
case MT_CHANGE_STATUE://改變在線狀態
{
if(m_Database.updateStatus(tmp.m_Status, tmp.m_MyID))
{
tellFriendsStatusChanged(tmp.m_MyID, tmp.m_Status);
}
break;
}
case MT_REMOVE_BOX://刪除分組
{
m_SaveTmpInfo.m_MyID = tmp.m_MyID;
m_SaveTmpInfo.m_Title = tmp.m_Title;
break;
}
case MT_CREATE_BOX://創建分組
{
m_SaveTmpInfo.m_MyID = tmp.m_MyID;
m_SaveTmpInfo.m_Title = tmp.m_Title;
break;
}
case MT_MOVE_FRIEND_BOX://移動好友至其他分組
{
m_SaveTmpInfo.m_MyID = tmp.m_MyID;
m_SaveTmpInfo.m_Title = tmp.m_Title;
m_SaveTmpInfo.m_PeerID = tmp.m_PeerID;
m_SaveTmpInfo.m_NewTitle = tmp.m_NewTitle;
m_SaveTmpInfo.m_ReplyKind = m_Database.moveFriendToGroup(m_SaveTmpInfo.m_MyID, m_SaveTmpInfo.m_PeerID,
m_SaveTmpInfo.m_Title, m_SaveTmpInfo.m_NewTitle);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
break;
}
case MT_RENAME_BOX://分組重命名
{
m_SaveTmpInfo.m_MyID = tmp.m_MyID;
m_SaveTmpInfo.m_Title = tmp.m_Title;
m_SaveTmpInfo.m_NewTitle = tmp.m_NewTitle;
m_SaveTmpInfo.m_ReplyKind = m_Database.renameGroup(m_SaveTmpInfo.m_MyID,
m_SaveTmpInfo.m_Title, m_SaveTmpInfo.m_NewTitle);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
break;
}
case MT_GET_HISTORY_MESSAGE://讀取某天與某好友的消息歷史記錄
{
m_SaveTmpInfo.m_MyID = tmp.m_MyID;
m_SaveTmpInfo.m_PeerID = tmp.m_PeerID;
m_SaveTmpInfo.m_Date = tmp.m_Date;
m_SaveTmpInfo.m_ReplyKind = m_Database.searchHistoryMsgOfFriendInDate(m_SaveTmpInfo.m_MyID, m_SaveTmpInfo.m_PeerID,
m_SaveTmpInfo.m_Date, m_SaveTmpInfo.m_HistoryMessageVec);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
break;
}
case MT_CHANGE_PASSWORD://修改密碼
{
m_SaveTmpInfo.m_TempStr = tmp.m_TempStr;
m_SaveTmpInfo.m_ReplyKind = m_Database.updatePassword(m_SaveTmpInfo.m_TempStr);
tmp.m_ServerSocket->sendMessage(m_SaveTmpInfo);
break;
}
default:
{
break;
}
}
}
void TcpServer::incomingConnection(int socketDescriptor) //當有新的連接時,會調用此函數,用於創建新的線程去控制socket通信
{
//建立新連接,並鏈接相關的信號和槽
ServerSocket *serverSocket = new ServerSocket(this);
serverSocket->setSocketDescriptor(socketDescriptor);
connect(serverSocket, SIGNAL(deleteSignal(const QString&)),
this, SLOT(clientDisconnected(const QString&)));
connect(serverSocket, SIGNAL(sendSignal(const SaveTmpInformation&)),
this, SLOT(sendMessage(const SaveTmpInformation&)));
qDebug() << "new client IP:" << serverSocket->peerAddress();
qDebug() << "userMap-size:" << m_mapOnlineUser.size();
#ifdef TEST_SWITCH
QMapIterator<QString, ServerSocket *> i(m_mapOnlineUser);
while (i.hasNext()) {
i.next();
qDebug() << i.key();
}
qDebug() << "userMailMap-size:" << m_mapOnlineUserMail.size();
QMapIterator<QString, ServerSocket *> j(m_mapOnlineUserMail);
while (j.hasNext()) {
j.next();
qDebug() << j.key();
}
#endif
}
void TcpServer::friendRequest(const SaveTmpInformation &savTmp) //處理好友申請請求
{
m_SaveTmpInfo.m_ReplyKind = MT_ADD_FRIEND;
m_SaveTmpInfo.m_Message = savTmp.m_Message;
switch(savTmp.m_Message.m_Type)
{
case MT_REQUEST_FRIEND:
{
if(MT_ADD_FRIEND_SUCCESS != m_Database.searchFriendInformationByID(m_SaveTmpInfo.m_Message.m_SenderID,
m_SaveTmpInfo.m_UserInf))
{
return;
}
qDebug() << "request add friend";
break;
}
case MT_REFUSE_FRIEND:
{
qDebug() << "refuse add friend";
break;
}
case MT_AGREE_FRIEND:
{
if(!m_Database.addFriend(m_SaveTmpInfo.m_Message))
{
m_SaveTmpInfo.m_Message.m_Type = MT_ADD_FRIEND_FAIL;
break;
}
m_SaveTmpInfo.m_Message.m_SenderID = savTmp.m_Message.m_ReceiverID;
m_SaveTmpInfo.m_Message.m_ReceiverID = savTmp.m_Message.m_SenderID;
if(MT_GET_FRIEND_SUCCESS != m_Database.searchFriendInformationByID(m_SaveTmpInfo.m_Message.m_SenderID,
m_SaveTmpInfo.m_UserInf))
{
m_SaveTmpInfo.m_Message.m_Type = MT_ADD_FRIEND_FAIL;
return;
}
qDebug() << "agree add friend";
break;
}
default:
{
return;
}
}
QMap<QString, ServerSocket*>::iterator iter;
iter = m_mapOnlineUser.find(m_SaveTmpInfo.m_Message.m_ReceiverID);
if(m_mapOnlineUser.end() == iter)
{
//save offline msg
}
else
{
iter.value()->sendMessage(m_SaveTmpInfo);
}
}
void TcpServer::talkRequest(const SaveTmpInformation &savTmp) //處理對話請求
{
m_SaveTmpInfo.m_Message = savTmp.m_Message;
switch(m_SaveTmpInfo.m_Message.m_Type)
{
case MT_TALK_MESSAGE:
{
m_SaveTmpInfo.m_ReplyKind = MT_TALK;
QMap<QString, ServerSocket*>::iterator iter;
iter = m_mapOnlineUser.find(m_SaveTmpInfo.m_Message.m_ReceiverID);
//聊天記錄存儲到數據庫
m_Database.addHistoryMsg(m_SaveTmpInfo.m_Message);
if(m_mapOnlineUser.end() == iter)
{
//存儲離線消息到數據庫
m_Database.addOfflineMsg(m_SaveTmpInfo.m_Message);
}
else
{
iter.value()->sendMessage(m_SaveTmpInfo);
}
break;
}
default:
{
break;
}
}
}
void TcpServer::tellFriendsStatusChanged(const QString &id, int status) //通知好友,改變用戶狀態
{
m_SaveTmpInfo.m_ReplyKind = MT_CHANGE_STATUE;
m_SaveTmpInfo.m_Status = status;
m_SaveTmpInfo.m_PeerID = id;
m_Database.searchFriendsID(id, m_SaveTmpInfo.m_IDVec);
QMap<QString, ServerSocket*>::iterator iter;
for(int i = 0;i < m_SaveTmpInfo.m_IDVec.size();i++)
{
iter = m_mapOnlineUser.find(m_SaveTmpInfo.m_IDVec[i]);
if(iter != m_mapOnlineUser.end())
{
iter.value()->sendMessage(m_SaveTmpInfo);
}
}
}
void TcpServer::tellFriendsInformationChanged(const QString &id) //通知好友,改變用戶信息
{
m_SaveTmpInfo.m_ReplyKind = MT_CHANGE_INFORMATION;
if(!m_Database.searchFriendsID(id, m_SaveTmpInfo.m_IDVec))
{
return;
}
m_SaveTmpInfo.m_FriendInf.m_HeadPortrait = m_SaveTmpInfo.m_UserInf.m_HeadPortrait;
m_SaveTmpInfo.m_FriendInf.m_NickName = m_SaveTmpInfo.m_UserInf.m_NickName;
m_SaveTmpInfo.m_FriendInf.m_UserID = m_SaveTmpInfo.m_UserInf.m_UserID;
m_SaveTmpInfo.m_FriendInf.m_Status = m_SaveTmpInfo.m_UserInf.m_Status;
QMap<QString, ServerSocket*>::iterator iter;
for(int i = 0;i < m_SaveTmpInfo.m_IDVec.size();i++)
{
iter = m_mapOnlineUser.find(m_SaveTmpInfo.m_IDVec[i]);
if(iter != m_mapOnlineUser.end())
{
iter.value()->sendMessage(m_SaveTmpInfo);
}
}
}