Создание БД из кода. Требуется рефакт.

DataBaseLMS/databaselms.cpp

@@ -5,6 +5,7 @@
 #include <QSqlDriver>
 #include <QMessageBox>
 #include <QDomDocument>
+#include <QProcess>
 
 const QString DataBaseLMS::TypeUserDBInstructor = "instructor";
 const QString DataBaseLMS::TypeUserDBTrainee = "trainee";
@@ -28,6 +29,225 @@ void DataBaseLMS::slot_LanguageChanged(QString language)
     QCoreApplication::installTranslator(&qtLanguageTranslator);
 }
 
+bool DataBaseLMS::checkDriverQPSQLavailable()
+{
+    return QSqlDatabase::isDriverAvailable("QPSQL");
+}
+
+bool DataBaseLMS::checkUserLMSexist()
+{
+    DataBaseSettings dbSett = getDataBaseSettings();
+    QSqlDatabase dbCheck = QSqlDatabase::addDatabase("QPSQL");
+
+    dbCheck.setUserName("postgres");
+    dbCheck.setPassword("12345678");
+    dbCheck.setHostName(dbSett.dbHostName);
+    dbCheck.setPort(dbSett.dbPort);
+
+    if (dbCheck.open())
+    {
+        QSqlQuery query = QSqlQuery(dbCheck);
+        query.prepare("SELECT 1 FROM pg_roles WHERE rolname = :username");
+        query.bindValue(":username", dbSett.dbUserName);
+
+        if (query.exec() && query.next())
+        {
+            qDebug() << "Пользователь существует.";
+            return true;
+        }
+        else
+        {
+            qDebug() << "Пользователь не существует.";
+            return false;
+        }
+    }
+    else
+    {
+        qDebug() << "Ошибка подключения к PostreSQL.";
+        return false;
+    }
+}
+
+bool DataBaseLMS::checkDataBaseLMSexist()
+{
+    DataBaseSettings dbSett = getDataBaseSettings();
+    QSqlDatabase dbCheck = QSqlDatabase::addDatabase("QPSQL");
+
+    bool flDBexist = false;
+
+    dbCheck.setUserName("postgres");
+    dbCheck.setPassword("12345678");
+    dbCheck.setHostName(dbSett.dbHostName);
+    dbCheck.setPort(dbSett.dbPort);
+
+    if (dbCheck.open())
+    {
+        QString queryStr = QString("SELECT datname FROM pg_database");
+        QSqlQuery query = QSqlQuery(dbCheck);
+
+        if(queryExec(queryStr, &query))
+        {
+            while (query.next())
+            {//Инструктор
+                QString nameDB = "";
+                nameDB = query.value(0).toString();
+                if(nameDB == dbSettings.dbName)
+                {
+                    flDBexist = true;
+                    break;
+                }
+            }
+        }
+    }
+    else
+    {
+        qDebug() << "Ошибка подключения к PostreSQL.";
+        return false;
+    }
+    return flDBexist;
+}
+
+bool DataBaseLMS::createUser(QString name)
+{
+    DataBaseSettings dbSett = getDataBaseSettings();
+    QSqlDatabase dbCheck = QSqlDatabase::addDatabase("QPSQL");
+
+    dbCheck.setUserName("postgres");
+    dbCheck.setPassword("12345678");
+    dbCheck.setHostName(dbSett.dbHostName);
+    dbCheck.setPort(dbSett.dbPort);
+
+    if (dbCheck.open())
+    {
+        QString queryStr = QString("CREATE USER %1 WITH ENCRYPTED PASSWORD '%2'").arg(dbSett.dbUserName, dbSett.dbPassword);
+        QSqlQuery query = QSqlQuery(dbCheck);
+
+        if(queryExec(queryStr, &query))
+        {
+            qDebug() << "Пользователь создан.";
+            return true;
+        }
+        else
+        {
+            qDebug() << "Пользователь не создан.";
+            return false;
+        }
+    }
+    else
+    {
+        qDebug() << "Ошибка подключения к PostreSQL.";
+        return false;
+    }
+}
+
+bool DataBaseLMS::createDB(QString name)
+{
+    DataBaseSettings dbSett = getDataBaseSettings();
+    QSqlDatabase dbCheck = QSqlDatabase::addDatabase("QPSQL");
+
+    dbCheck.setUserName("postgres");
+    dbCheck.setPassword("12345678");
+    dbCheck.setHostName(dbSett.dbHostName);
+    dbCheck.setPort(dbSett.dbPort);
+
+    if (dbCheck.open())
+    {
+        //Создание БД
+        QString queryStr = QString("CREATE DATABASE %1").arg(dbSett.dbName);
+        QSqlQuery query = QSqlQuery(dbCheck);
+
+        if(queryExec(queryStr, &query))
+        {
+            qDebug() << "БД создана.";
+
+            //Залитие БД
+
+            QProcess process;
+            //QString pgRestorePath = "C:\\restoreDB.bat"; // Замените на актуальный путь
+            QString pgRestorePath = "restoreDB.bat"; // Замените на актуальный путь
+
+            /*
+            QString dbName = "databaselms2";
+            QString user = "postgres";
+            QString backupFile = "C:\\DBLMS_EMPTY_30_09_2025.backup";
+
+            QStringList arguments;
+            arguments << "-d" << dbName;
+            arguments << "-U" << user;
+            arguments << backupFile;
+            */
+
+            process.start("cmd /C " + pgRestorePath);
+            process.waitForFinished(-1); // Ждать бесконечно, пока процесс не завершится
+
+
+            //Назначение владельца
+            QString queryStr = QString("ALTER DATABASE %1 OWNER TO %2").arg(dbSett.dbName, dbSett.dbUserName);
+            QSqlQuery query = QSqlQuery(dbCheck);
+            if(queryExec(queryStr, &query))
+            {
+
+            }
+            else
+                return false;
+
+
+
+            //return true;
+        }
+        else
+        {
+            qDebug() << "БД не создана.";
+            return false;
+        }
+
+
+
+
+
+    }
+    else
+    {
+        qDebug() << "Ошибка подключения к PostreSQL.";
+        return false;
+    }
+
+    dbCheck.close();
+
+    QSqlDatabase dbCheck2 = QSqlDatabase::addDatabase("QPSQL");
+
+    dbCheck2.setUserName("postgres");
+    dbCheck2.setPassword("12345678");
+    dbCheck2.setHostName(dbSett.dbHostName);
+    dbCheck2.setPort(dbSett.dbPort);
+    dbCheck2.setDatabaseName(dbSett.dbName);
+
+    if (dbCheck2.open())
+    {
+        QString newOwner = dbSett.dbUserName;
+
+        // Получаем список таблиц
+        QSqlQuery query(dbCheck2);
+        query.exec("SELECT tablename FROM pg_catalog.pg_tables WHERE schemaname = 'public';");
+
+        while (query.next())
+        {
+            QString tableName = query.value(0).toString();
+            QString alterQuery = QString("ALTER TABLE %1 OWNER TO %2;").arg(tableName).arg(newOwner);
+            qDebug() << "Executing: " << alterQuery;
+            dbCheck2.exec(alterQuery);
+            /*
+            if (dbCheck2.exec(alterQuery))
+            {
+                qDebug() << "Error changing owner for table " << tableName << ":" << dbCheck2.lastError().text();
+                return false;
+            }*/
+        }
+    }
+
+    return true;
+}
+
 bool DataBaseLMS::createConnection()
 {
     dbSettings = getDataBaseSettings();
@@ -36,34 +256,6 @@ bool DataBaseLMS::createConnection()
 
     db = new QSqlDatabase(QSqlDatabase::addDatabase(dbSettings.dbType, dbSettings.connectionName));
 
-    /*
-    db->setUserName(dbSettings.dbUserName);
-    db->setPassword(dbSettings.dbPassword);
-    //db->setHostName(dbSettings.dbHostName);
-    //db->setPort(dbSettings.dbPort);
-    bool res1 = db->open();
-
-    //Проверка наличия БД
-    QString queryStr = QString("SELECT datname FROM pg_database");
-    QSqlQuery query = QSqlQuery(*db);
-    bool flExist = false;
-    if(queryExec(queryStr, &query))
-    {
-        while (query.next())
-        {//Инструктор
-            QString nameDB = "";
-            nameDB = query.value(0).toString();
-            if(nameDB == dbSettings.dbName)
-                flExist = true;
-
-            nameDB = query.value(1).toString();
-            nameDB = query.value(2).toString();
-            nameDB = query.value(3).toString();
-        }
-    }
-    */
-
-
     db->setDatabaseName(dbSettings.dbName);
     db->setUserName(dbSettings.dbUserName);
     db->setPassword(dbSettings.dbPassword);

DataBaseLMS/databaselms.h

@@ -39,6 +39,15 @@ public:
     static const QString TypeUserDBInstructor;
     static const QString TypeUserDBTrainee;
 
+public:
+    //PostgreSQL
+    bool checkDriverQPSQLavailable();
+    bool checkUserLMSexist();
+    bool checkDataBaseLMSexist();
+
+    bool createUser(QString name);
+    bool createDB(QString name);
+
 protected:
     //Подключение
     bool createConnection();

ServerLMS/CMakeLists.txt

@@ -12,6 +12,9 @@ add_library(ServerLMS SHARED
   dialogsettingstray.cpp
   dialogsettingstray.h
   dialogsettingstray.ui
+  dialogcheckdb.cpp
+  dialogcheckdb.h
+  dialogcheckdb.ui
   clienthandler.cpp
   clienthandler.h
   multithreadserver.cpp

ServerLMS/ServerLMS.qrc

@@ -16,5 +16,8 @@
         <file>resources/icons/stop.png</file>
         <file>resources/icons/settings.png</file>
         <file>resources/icons/circleGray.png</file>
+        <file>resources/icons/checkDB.png</file>
+        <file>resources/icons/editorDB.png</file>
+        <file>resources/icons/procedure.png</file>
     </qresource>
 </RCC>

ServerLMS/dialogcheckdb.cpp

@@ -0,0 +1,111 @@
+#include <QMessageBox>
+#include <QProcess>
+#include "dialogcheckdb.h"
+#include "ui_dialogcheckdb.h"
+
+DialogCheckDB::DialogCheckDB(ProviderDBLMS* providerDBLMS, QWidget *parent) :
+    QDialog(parent),
+    ui(new Ui::DialogCheckDB),
+    providerDBLMS(providerDBLMS),
+    resDriver(false),
+    resUser(false),
+    resDB(false)
+{
+    ui->setupUi(this);
+
+    ui->btnRepare->setEnabled(false);
+
+    check();
+}
+
+DialogCheckDB::~DialogCheckDB()
+{
+    delete ui;
+}
+
+void DialogCheckDB::check()
+{
+    resDriver = false;
+    resUser = false;
+    resDB = false;
+
+    resDriver = providerDBLMS->checkDriverQPSQLavailable();
+    if(resDriver)
+    {
+        ui->lblDriverRes->setText(tr("Installed"));
+        ui->lblDriverResIco->setPixmap(QPixmap(QStringLiteral(":/resources/icons/circleGreen.png")));
+    }
+    else
+    {
+        ui->lblDriverRes->setText(tr("Not installed"));
+        ui->lblDriverResIco->setPixmap(QPixmap(QStringLiteral(":/resources/icons/circleRed.png")));
+    }
+
+    resUser = providerDBLMS->checkUserLMSexist();
+    if(resUser)
+    {
+        ui->lblUserRes->setText(tr("Exist"));
+        ui->lblUserResIco->setPixmap(QPixmap(QStringLiteral(":/resources/icons/circleGreen.png")));
+    }
+    else
+    {
+        ui->lblUserRes->setText(tr("Not exist"));
+        ui->lblUserResIco->setPixmap(QPixmap(QStringLiteral(":/resources/icons/circleRed.png")));
+    }
+
+    resDB = providerDBLMS->checkDataBaseLMSexist();
+    if(resDB)
+    {
+        ui->lblDBRes->setText(tr("Exist"));
+        ui->lblDBResIco->setPixmap(QPixmap(QStringLiteral(":/resources/icons/circleGreen.png")));
+    }
+    else
+    {
+        ui->lblDBRes->setText(tr("Not exist"));
+        ui->lblDBResIco->setPixmap(QPixmap(QStringLiteral(":/resources/icons/circleRed.png")));
+    }
+
+    if(!resDriver || !resUser || !resDB)
+        ui->btnRepare->setEnabled(true);
+    else
+        ui->btnRepare->setEnabled(false);
+}
+
+void DialogCheckDB::on_btnRepare_clicked()
+{
+    if(!resDriver)
+    {
+        QMessageBox::warning(this, tr("Warning!"), tr("Install PostgreSQL."));
+        return;
+    }
+
+    if(!resUser)
+    {
+        if(!providerDBLMS->createUser("nameUser"))
+        {
+            QMessageBox::critical(this, tr("Error!"), tr("Failed to create user!"));
+            return;
+        }
+    }
+
+    if(!resDB)
+    {
+        if(!providerDBLMS->createDB("nameDB"))
+        {
+            QMessageBox::critical(this, tr("Error!"), tr("Failed to create Database!"));
+            return;
+        }
+    }
+}
+
+void DialogCheckDB::on_toolButton_clicked()
+{
+    QProcess process;
+        QString program = "cmd.exe";
+        QStringList arguments;
+        arguments << "/C" << "echo Hello from QProcess" << "&&" << "pause";
+        process.start(program, arguments);
+        process.waitForFinished();
+
+    int i = 0;
+}

ServerLMS/dialogcheckdb.h

@@ -0,0 +1,37 @@
+#ifndef DIALOGCHECKDB_H
+#define DIALOGCHECKDB_H
+
+#include <QDialog>
+#include "providerdblms.h"
+
+namespace Ui {
+class DialogCheckDB;
+}
+
+class DialogCheckDB : public QDialog
+{
+    Q_OBJECT
+
+public:
+    explicit DialogCheckDB(ProviderDBLMS* providerDBLMS, QWidget *parent = nullptr);
+    ~DialogCheckDB();
+
+private slots:
+    void on_btnRepare_clicked();
+
+    void on_toolButton_clicked();
+
+private:
+    void check();
+
+private:
+    Ui::DialogCheckDB *ui;
+
+    ProviderDBLMS* providerDBLMS;
+
+    bool resDriver;
+    bool resUser;
+    bool resDB;
+};
+
+#endif // DIALOGCHECKDB_H

ServerLMS/dialogcheckdb.ui

@@ -0,0 +1,244 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>DialogCheckDB</class>
+ <widget class="QDialog" name="DialogCheckDB">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Database</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="0" column="0">
+    <layout class="QVBoxLayout" name="verticalLayout_Main">
+     <item>
+      <layout class="QHBoxLayout" name="horizontalLayout_Driver">
+       <item>
+        <widget class="QLabel" name="label_Driver">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Fixed" vsizetype="Preferred">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>150</width>
+           <height>0</height>
+          </size>
+         </property>
+         <property name="text">
+          <string>Driver PostgreSQL</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="lblDriverRes">
+         <property name="text">
+          <string>...</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="lblDriverResIco">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="maximumSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="text">
+          <string/>
+         </property>
+         <property name="pixmap">
+          <pixmap resource="../InstructorsAndTrainees/InstructorsAndTrainees.qrc">:/resources/icons/circleGray.png</pixmap>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+     <item>
+      <layout class="QHBoxLayout" name="horizontalLayout_User">
+       <item>
+        <widget class="QLabel" name="label_User">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Fixed" vsizetype="Preferred">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>150</width>
+           <height>0</height>
+          </size>
+         </property>
+         <property name="text">
+          <string>User</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="lblUserRes">
+         <property name="text">
+          <string>...</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="lblUserResIco">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="maximumSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="text">
+          <string/>
+         </property>
+         <property name="pixmap">
+          <pixmap resource="../InstructorsAndTrainees/InstructorsAndTrainees.qrc">:/resources/icons/circleGray.png</pixmap>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+     <item>
+      <layout class="QHBoxLayout" name="horizontalLayout_DB">
+       <item>
+        <widget class="QLabel" name="label_DB">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Fixed" vsizetype="Preferred">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>150</width>
+           <height>0</height>
+          </size>
+         </property>
+         <property name="text">
+          <string>Database</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="lblDBRes">
+         <property name="text">
+          <string>...</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="lblDBResIco">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="maximumSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="text">
+          <string/>
+         </property>
+         <property name="pixmap">
+          <pixmap resource="../InstructorsAndTrainees/InstructorsAndTrainees.qrc">:/resources/icons/circleGray.png</pixmap>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+     <item>
+      <layout class="QHBoxLayout" name="horizontalLayout_Ctrl">
+       <item>
+        <widget class="QToolButton" name="toolButton">
+         <property name="minimumSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="text">
+          <string>...</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QToolButton" name="btnRepare">
+         <property name="minimumSize">
+          <size>
+           <width>58</width>
+           <height>58</height>
+          </size>
+         </property>
+         <property name="text">
+          <string>Repare</string>
+         </property>
+         <property name="icon">
+          <iconset resource="../InstructorsAndTrainees/InstructorsAndTrainees.qrc">
+           <normaloff>:/resources/icons/procedure.png</normaloff>:/resources/icons/procedure.png</iconset>
+         </property>
+         <property name="iconSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="toolButtonStyle">
+          <enum>Qt::ToolButtonTextUnderIcon</enum>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <resources>
+  <include location="../InstructorsAndTrainees/InstructorsAndTrainees.qrc"/>
+ </resources>
+ <connections/>
+</ui>

ServerLMS/dialogsettingstray.cpp

@@ -2,11 +2,13 @@
 #include "dialogsettingstray.h"
 #include "Systems/tools.h"
 #include "ui_dialogsettingstray.h"
+#include "dialogcheckdb.h"
 
-DialogSettingsTray::DialogSettingsTray(QWidget *parent) :
+DialogSettingsTray::DialogSettingsTray(ProviderDBLMS* providerDBLMS, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::DialogSettingsTray),
     settings(nullptr),
+    providerDBLMS(providerDBLMS),
     flSettingsServerChanged(false)
 {
     ui->setupUi(this);
@@ -226,3 +228,19 @@ void DialogSettingsTray::on_editPassword_textChanged(const QString &arg1)
     ui->btnSave->setEnabled(true);
     flSettingsServerChanged = true;
 }
+
+void DialogSettingsTray::on_btnCheckDB_clicked()
+{
+    DialogCheckDB dlgCheckDB(providerDBLMS, this);
+    dlgCheckDB.setWindowFlags(dlgCheckDB.windowFlags() & ~Qt::WindowContextHelpButtonHint);
+
+    switch( dlgCheckDB.exec() )
+    {
+    case QDialog::Accepted:
+        break;
+    case QDialog::Rejected:
+        break;
+    default:
+        break;
+    }
+}

ServerLMS/dialogsettingstray.h

@@ -4,6 +4,7 @@
 #include <QDialog>
 #include <QTranslator>
 #include <QEvent>
+#include "providerdblms.h"
 
 class ServerDBSettings{
 public:
@@ -25,7 +26,7 @@ class DialogSettingsTray : public QDialog
     Q_OBJECT
 
 public:
-    explicit DialogSettingsTray(QWidget *parent = nullptr);
+    explicit DialogSettingsTray(ProviderDBLMS* providerDBLMS, QWidget *parent = nullptr);
     ~DialogSettingsTray();
 
     ServerDBSettings getSettings();
@@ -55,6 +56,8 @@ private slots:
 
     void on_editPassword_textChanged(const QString &arg1);
 
+    void on_btnCheckDB_clicked();
+
 private:
     bool saveSettings();
 
@@ -63,6 +66,8 @@ private:
 
     ServerDBSettings *settings;
 
+    ProviderDBLMS* providerDBLMS;
+
     bool flSettingsServerChanged;
 };
 

ServerLMS/dialogsettingstray.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>400</width>
-    <height>324</height>
+    <height>427</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -179,6 +179,36 @@
                  </item>
                 </layout>
                </item>
+               <item>
+                <layout class="QHBoxLayout" name="horizontalLayout_Check">
+                 <item>
+                  <widget class="QToolButton" name="btnCheckDB">
+                   <property name="minimumSize">
+                    <size>
+                     <width>58</width>
+                     <height>58</height>
+                    </size>
+                   </property>
+                   <property name="text">
+                    <string>Check DB</string>
+                   </property>
+                   <property name="icon">
+                    <iconset resource="ServerLMS.qrc">
+                     <normaloff>:/resources/icons/checkDB.png</normaloff>:/resources/icons/checkDB.png</iconset>
+                   </property>
+                   <property name="iconSize">
+                    <size>
+                     <width>32</width>
+                     <height>32</height>
+                    </size>
+                   </property>
+                   <property name="toolButtonStyle">
+                    <enum>Qt::ToolButtonTextUnderIcon</enum>
+                   </property>
+                  </widget>
+                 </item>
+                </layout>
+               </item>
               </layout>
              </item>
             </layout>
@@ -238,6 +268,7 @@
  </widget>
  <resources>
   <include location="../InstructorsAndTrainees/InstructorsAndTrainees.qrc"/>
+  <include location="ServerLMS.qrc"/>
  </resources>
  <connections/>
 </ui>

ServerLMS/providerdblms.cpp

@@ -64,6 +64,31 @@ DataBaseSettings ProviderDBLMS::getDBSettings()
     return dbLMS->getDataBaseSettings();
 }
 
+bool ProviderDBLMS::checkDriverQPSQLavailable()
+{
+    return dbLMS->checkDriverQPSQLavailable();
+}
+
+bool ProviderDBLMS::checkUserLMSexist()
+{
+    return dbLMS->checkUserLMSexist();
+}
+
+bool ProviderDBLMS::checkDataBaseLMSexist()
+{
+    return dbLMS->checkDataBaseLMSexist();
+}
+
+bool ProviderDBLMS::createUser(QString name)
+{
+    return dbLMS->createUser(name);
+}
+
+bool ProviderDBLMS::createDB(QString name)
+{
+    return dbLMS->createDB(name);
+}
+
 QString ProviderDBLMS::getMainInstructorName()
 {
     mtxAccess.lock();

ServerLMS/providerdblms.h

@@ -80,6 +80,14 @@ public:
     bool DBisConnected();
     DataBaseSettings getDBSettings();
 
+    //PostgreSQL
+    bool checkDriverQPSQLavailable();
+    bool checkUserLMSexist();
+    bool checkDataBaseLMSexist();
+
+    bool createUser(QString name);
+    bool createDB(QString name);
+
 private:
     InterfaceDataBaseLMS* dbLMS;
     QMutex mtxAccess;

ServerLMS/serverlmswidget.cpp

@@ -179,7 +179,7 @@ void ServerLMSWidget::on_btnStopServer_clicked()
 
 void ServerLMSWidget::on_btnSettings_clicked()
 {
-    DialogSettingsTray dlg(this);
+    DialogSettingsTray dlg(providerDBLMS, this);
     dlg.setWindowFlags(dlg.windowFlags() & ~Qt::WindowContextHelpButtonHint);
 
     connect(&dlg, &DialogSettingsTray::signal_LanguageChanged, this, &ServerLMSWidget::slot_LanguageChanged);