до убирания mtxAccess из ProviderDBLMS

DataBaseLMS/databaselms.h

@@ -95,8 +95,9 @@ protected:
     int deleteTaskFIM(int id_task);
     QList<TaskAmmFim> selectTasksFIMofTrainee(int id_trainee);
     TaskAmmFim selectTaskFIMbyID(int id_task);
-    int deleteReportFIM(int task_id);
-    int insertReportFIM(TaskAmmFim task);
+    //int deleteReportFIMforTask(int task_id);
+    //int insertReportFIMforTask(TaskAmmFim task);
+    int updateReportFIMforTask(TaskAmmFim task);
 
 private:
     DataBaseSettings getDataBaseSettings();

DataBaseLMS/databaselms_tasks.cpp

@@ -182,6 +182,7 @@ TaskAmmFim DataBaseLMS::selectTaskAMMbyID(int id_task)
     return task;
 }
 
+
 int DataBaseLMS::insertTaskFIM(TaskAmmFim task, int id_trainee)
 {
     QString queryStr;
@@ -228,9 +229,9 @@ int DataBaseLMS::insertTaskFIM(TaskAmmFim task, int id_trainee)
         {
             sign.description = sign.description.replace("'", "''"); //Задваиваем одинарные кавычки
 
-            queryStr = QString("INSERT INTO public.malf_sign (type, description, fk_malfunction_id) "
+            queryStr = QString("INSERT INTO public.malf_signs (type, description, fk_malfunction_id) "
                                                          "VALUES ('%1', '%2', %3) "
-                                                         "RETURNING malf_sign.sign_id").arg(
+                                                         "RETURNING malf_signs.sign_id").arg(
                                                                 QString::number(sign.type),
                                                                 sign.description,
                                                                 QString::number(malfunction_id));
@@ -321,13 +322,13 @@ int DataBaseLMS::deleteTaskFIM(int id_task)
                                                  "ORDER BY users.user_id ASC").arg(
                                                         QString::number(id_task));
 
-    QSqlQuery query = QSqlQuery(*db);
+    QSqlQuery queryUserSEL = QSqlQuery(*db);
 
-    if(queryExec(queryStr, &query))
+    if(queryExec(queryStr, &queryUserSEL))
     {
-        if (query.first())
+        if (queryUserSEL.first())
         {//Обучаемый
-            id_trainee = query.value(0).toInt();
+            id_trainee = queryUserSEL.value(0).toInt();
         }
     }
     if(!id_trainee)
@@ -342,24 +343,24 @@ int DataBaseLMS::deleteTaskFIM(int id_task)
                                                  "WHERE malfunctions.fk_task_fim_id = %1 "
                                                  "ORDER BY malfunctions.malfunction_id ASC").arg(
                                                         id_task);
-    QSqlQuery queryMalf = QSqlQuery(*db);
+    QSqlQuery queryMalfSEL = QSqlQuery(*db);
 
-    if(queryExec(queryStr, &queryMalf))
+    if(queryExec(queryStr, &queryMalfSEL))
     {
-        while (queryMalf.next())
+        while (queryMalfSEL.next())
         {//Неисправность
             int malfunction_id = 0;
 
-            malfunction_id = queryMalf.value(0).toString().toInt();
+            malfunction_id = queryMalfSEL.value(0).toString().toInt();
 
             if(malfunction_id)
             {
-                queryStr = QString("DELETE FROM public.malf_sign "
+                queryStr = QString("DELETE FROM public.malf_signs "
                                                              "WHERE fk_malfunction_id = %1 ").arg(
                                                                     malfunction_id);
 
-                QSqlQuery querySign = QSqlQuery(*db);
-                if(!queryExec(queryStr, &querySign))
+                QSqlQuery querySignDEL = QSqlQuery(*db);
+                if(!queryExec(queryStr, &querySignDEL))
                 {
                     resBool = db->rollback();
                     return 0;
@@ -378,13 +379,62 @@ int DataBaseLMS::deleteTaskFIM(int id_task)
                                                  "WHERE fk_task_fim_id = %1 ").arg(
                                                         QString::number(id_task));
 
-    QSqlQuery query1 = QSqlQuery(*db);
-    if(!queryExec(queryStr, &query1))
+    QSqlQuery queryMulfDEL = QSqlQuery(*db);
+    if(!queryExec(queryStr, &queryMulfDEL))
     {
         resBool = db->rollback();
         return 0;
     }
 
+
+
+    queryStr = QString("SELECT reports.report_id "
+                                                 "FROM public.reports "
+                                                 "WHERE fk_task_fim_id = %1 "
+                                                 "ORDER BY reports.report_id ASC").arg(
+                                                        QString::number(id_task));
+
+    int report_id = 0;
+
+    QSqlQuery queryReportsSEL = QSqlQuery(*db);
+    if(queryExec(queryStr, &queryReportsSEL))
+    {
+        if (queryReportsSEL.first())
+        {//Отчет
+            report_id = queryReportsSEL.value(0).toInt();
+        }
+    }
+    if(!report_id)
+    {
+        resBool = db->rollback();
+        return 0;
+    }
+
+
+    queryStr = QString("DELETE FROM public.report_items "
+                                                 "WHERE fk_report_id = %1 ").arg(
+                                                        QString::number(report_id));
+
+    QSqlQuery queryItemsDEL = QSqlQuery(*db);
+    if(!queryExec(queryStr, &queryItemsDEL))
+    {
+        resBool = db->rollback();
+        return 0;
+    }
+
+    queryStr = QString("DELETE FROM public.reports "
+                                                 "WHERE report_id = %1 ").arg(
+                                                        QString::number(report_id));
+
+    QSqlQuery queryReportsDEL = QSqlQuery(*db);
+    if(!queryExec(queryStr, &queryReportsDEL))
+    {
+        resBool = db->rollback();
+        return 0;
+    }
+
+
+
     queryStr = QString("DELETE FROM public.tasks_fim "
                                                  "WHERE task_id = %1 "
                                                  "RETURNING tasks_fim.task_id").arg(
@@ -450,10 +500,10 @@ QList<TaskAmmFim> DataBaseLMS::selectTasksFIMofTrainee(int id_trainee)
                     malfanction.description = queryMalf.value(3).toString();
 
                     //Выгребаем сигналы для этой неисправности
-                    queryStr = QString("SELECT malf_sign.sign_id, malf_sign.type, malf_sign.description "
-                                                                 "FROM public.malf_sign "
+                    queryStr = QString("SELECT malf_signs.sign_id, malf_signs.type, malf_signs.description "
+                                                                 "FROM public.malf_signs "
                                                                  "WHERE fk_malfunction_id = %1 "
-                                                                 "ORDER BY malf_sign.sign_id ASC").arg(
+                                                                 "ORDER BY malf_signs.sign_id ASC").arg(
                                                                         QString::number(malfunction_id));
 
                     QSqlQuery querySign = QSqlQuery(*db);
@@ -601,10 +651,10 @@ TaskAmmFim DataBaseLMS::selectTaskFIMbyID(int id_task)
                     malfanction.description = queryMalf.value(3).toString();
 
                     //Выгребаем сигналы для этой неисправности
-                    queryStr = QString("SELECT malf_sign.sign_id, malf_sign.type, malf_sign.description "
-                                                                 "FROM public.malf_sign "
+                    queryStr = QString("SELECT malf_signs.sign_id, malf_signs.type, malf_signs.description "
+                                                                 "FROM public.malf_signs "
                                                                  "WHERE fk_malfunction_id = %1 "
-                                                                 "ORDER BY malf_sign.sign_id ASC").arg(
+                                                                 "ORDER BY malf_signs.sign_id ASC").arg(
                                                                         QString::number(malfunction_id));
 
                     QSqlQuery querySign = QSqlQuery(*db);
@@ -701,11 +751,12 @@ TaskAmmFim DataBaseLMS::selectTaskFIMbyID(int id_task)
     return task;
 }
 
-int DataBaseLMS::deleteReportFIM(int task_id)
+int DataBaseLMS::updateReportFIMforTask(TaskAmmFim task)
 {
     QString queryStr;
     bool resBool = false;
     int report_id = 0;
+    int task_id = task.getID();
 
     resBool = db->transaction();
 
@@ -715,79 +766,47 @@ int DataBaseLMS::deleteReportFIM(int task_id)
                                                  "ORDER BY reports.report_id ASC").arg(
                                                         QString::number(task_id));
 
-    QSqlQuery query = QSqlQuery(*db);
+    QSqlQuery queryReportsSEL = QSqlQuery(*db);
 
-    if(queryExec(queryStr, &query))
+    if(queryExec(queryStr, &queryReportsSEL))
     {
-        if (query.first())
+        if (queryReportsSEL.first())
         {//Отчет
-            report_id = query.value(0).toInt();
+            report_id = queryReportsSEL.value(0).toInt();
         }
     }
+    else
+    {
+        resBool = db->rollback();
+        return 0;
+    }
+
     if(!report_id)
     {
-        resBool = db->rollback();
-        return 0;
+        queryStr = QString("INSERT INTO public.reports (fk_task_fim_id) "
+                                                     "VALUES (%1) "
+                                                     "RETURNING reports.report_id").arg(
+                                                            task.getID());
+
+        report_id = queryExecInt(queryStr);
+        if(!report_id)
+        {
+            resBool = db->rollback();
+            return 0;
+        }
     }
-
-
-    queryStr = QString("DELETE FROM public.report_items "
-                                                 "WHERE fk_report_id = %1 ").arg(
-                                                        QString::number(report_id));
-
-    QSqlQuery query1 = QSqlQuery(*db);
-    if(!queryExec(queryStr, &query1))
+    else
     {
-        resBool = db->rollback();
-        return 0;
-    }
+        queryStr = QString("DELETE FROM public.report_items "
+                                                     "WHERE fk_report_id = %1 ").arg(
+                                                            QString::number(report_id));
 
-    queryStr = QString("DELETE FROM public.reports "
-                                                 "WHERE report_id = %1 ").arg(
-                                                        QString::number(report_id));
-
-    if(!queryExec(queryStr, &query1))
-    {
-        resBool = db->rollback();
-        return 0;
-    }
-
-
-    queryStr = QString("UPDATE public.tasks_fim SET status = '%1' "
-                                                 "WHERE task_id = %2 ").arg(
-                                                        "new",
-                                                        QString::number(task_id) );
-
-    if(!queryExec(queryStr, &query1))
-    {
-        resBool = db->rollback();
-        return 0;
-    }
-
-
-    resBool = db->commit();
-    return report_id;
-}
-
-int DataBaseLMS::insertReportFIM(TaskAmmFim task)
-{
-    QString queryStr;
-    bool resBool = false;
-
-    resBool = db->transaction();
-
-    //task.title = task.title.replace("'", "''"); //Задваиваем одинарные кавычки
-
-    queryStr = QString("INSERT INTO public.reports (fk_task_fim_id) "
-                                                 "VALUES (%1) "
-                                                 "RETURNING reports.report_id").arg(
-                                                        task.getID());
-
-    int report_id = queryExecInt(queryStr);
-    if(!report_id)
-    {
-        resBool = db->rollback();
-        return 0;
+        QSqlQuery queryItemsDEL = QSqlQuery(*db);
+        if(!queryExec(queryStr, &queryItemsDEL))
+        {
+            resBool = db->rollback();
+            return 0;
+        }
     }
 
     int number = 0;
@@ -811,19 +830,17 @@ int DataBaseLMS::insertReportFIM(TaskAmmFim task)
         }
     }
 
-    /*
     queryStr = QString("UPDATE public.tasks_fim SET status = '%1' "
                                                  "WHERE task_id = %2 ").arg(
                                                         "checkup",
-                                                        QString::number(task.getID()) );
+                                                        QString::number(task_id) );
 
-    QSqlQuery query1 = QSqlQuery(*db);
-    if(!queryExec(queryStr, &query1))
+    QSqlQuery queryTaskUPD = QSqlQuery(*db);
+    if(!queryExec(queryStr, &queryTaskUPD))
     {
         resBool = db->rollback();
         return 0;
     }
-    */
 
     resBool = db->commit();
     return report_id;

DataBaseLMS/interfacedatabaselms.cpp

@@ -19,7 +19,7 @@ void InterfaceDataBaseLMS::slot_LanguageChanged(QString language)
     QCoreApplication::installTranslator(&qtLanguageTranslator);
 }
 
-bool InterfaceDataBaseLMS::ConnectionToDB()
+bool InterfaceDataBaseLMS::connectionToDB()
 {
     QMutexLocker mtxLocker(&mtxAccess);
     if(!createConnection())
@@ -34,7 +34,7 @@ bool InterfaceDataBaseLMS::ConnectionToDB()
     }
 }
 
-bool InterfaceDataBaseLMS::DisConnectionFromDB()
+bool InterfaceDataBaseLMS::disConnectionFromDB()
 {    
     QMutexLocker mtxLocker(&mtxAccess);
     deleteConnection();
@@ -51,7 +51,7 @@ bool InterfaceDataBaseLMS::DBisConnected()
 
 //Инструкторы
 
-bool InterfaceDataBaseLMS::AuthorizationInstructor(QString login, QString password)
+bool InterfaceDataBaseLMS::authorizationInstructor(QString login, QString password)
 {
     QMutexLocker mtxLocker(&mtxAccess);
 
@@ -81,7 +81,7 @@ bool InterfaceDataBaseLMS::deAuthorizationInstructor(QString login)
 bool InterfaceDataBaseLMS::deAuthorizationAllInstructors()
 {
     QMutexLocker mtxLocker(&mtxAccess);
-    return updateAllUsersLoggedIn(DataBaseLMS::TypeUserDBInstructor,false);
+    return updateAllUsersLoggedIn(DataBaseLMS::TypeUserDBInstructor, false);
 }
 
 QString InterfaceDataBaseLMS::getNameInstructorByLogin(QString login)
@@ -125,43 +125,33 @@ int InterfaceDataBaseLMS::editInstructor(Instructor instructor)
     QMutexLocker mtxLocker(&mtxAccess);
 
     //Проверка корректности логина, имени, пароля
-    QList<Instructor> listInstructors = selectAllInstructors();
-    for(Instructor exist_instructor : listInstructors)
-    {
-        if(instructor.getName() == QStringLiteral("<instructor>"))
-        {//Имя не корректно!
-            QMessageBox::critical(ownerWidget, tr("Editing error!"),
-                                  tr("Unacceptable instructor name has been entered.\nThe changes will not be accepted."));
-            return 0;
-        }
 
-        if(instructor.getLogin() == QStringLiteral("<login>"))
-        {//Логин не корректен!
-            QMessageBox::critical(ownerWidget, tr("Editing error!"),
-                                  tr("Unacceptable instructor login has been entered.\nThe changes will not be accepted."));
-            return 0;
-        }
+    if(instructor.getName() == QStringLiteral("<name>"))
+    {//Имя не корректно!
+        QMessageBox::critical(ownerWidget, tr("Editing error!"),
+                              tr("Unacceptable instructor name has been entered.\nThe changes will not be accepted."));
+        return 0;
+    }
 
-        if(instructor.getPassword() == QStringLiteral("<password>"))
-        {//Пароль не корректный!
-            QMessageBox::critical(ownerWidget, tr("Editing error!"),
-                                  tr("Unacceptable instructor password has been entered.\nThe changes will not be accepted."));
-            return 0;
-        }
+    if(instructor.getLogin() == QStringLiteral("<login>"))
+    {//Логин не корректен!
+        QMessageBox::critical(ownerWidget, tr("Editing error!"),
+                              tr("Unacceptable instructor login has been entered.\nThe changes will not be accepted."));
+        return 0;
+    }
 
-        if(instructor.getName() == exist_instructor.getName() && instructor.getID() != exist_instructor.getID())
-        {//Имя уже существует
-            QMessageBox::critical(ownerWidget, tr("Editing error!"),
-                                  tr("An existing instructor name has been entered."));
-            return 0;
-        }
+    if(instructor.getPassword() == QStringLiteral("<password>"))
+    {//Пароль не корректный!
+        QMessageBox::critical(ownerWidget, tr("Editing error!"),
+                              tr("Unacceptable instructor password has been entered.\nThe changes will not be accepted."));
+        return 0;
+    }
 
-        if(instructor.getLogin() == exist_instructor.getLogin() && instructor.getID() != exist_instructor.getID())
-        {//Логин уже существует!
-            QMessageBox::critical(ownerWidget, tr("Editing error!"),
-                                  tr("An existing instructor login has been entered.\nThe changes will not be accepted."));
-            return 0;
-        }
+    if(selectUserID(DataBaseLMS::TypeUserDBInstructor, instructor.getLogin()) ||  selectUserID(DataBaseLMS::TypeUserDBTrainee, instructor.getLogin()))
+    {//Логин уже существует!
+        QMessageBox::critical(ownerWidget, tr("Editing error!"),
+                              tr("An existing instructor or trainee login has been entered.\nThe changes will not be accepted."));
+        return 0;
     }
 
     return updateInstructor(instructor);
@@ -188,7 +178,7 @@ bool InterfaceDataBaseLMS::isLoggedInInstructor(int id)
 
 //Инструкторы
 
-bool InterfaceDataBaseLMS::AuthorizationTrainee(QString login, QString password, QString classroom_name, QString computer_name)
+bool InterfaceDataBaseLMS::authorizationTrainee(QString login, QString password, QString classroom_name, QString computer_name)
 {
     QMutexLocker mtxLocker(&mtxAccess);
 
@@ -408,7 +398,6 @@ int InterfaceDataBaseLMS::newTaskFIM(TaskAmmFim task, int id_trainee)
 int InterfaceDataBaseLMS::delTaskFIM(int id)
 {
     QMutexLocker mtxLocker(&mtxAccess);
-    deleteReportFIM(id);
     return deleteTaskFIM(id);
 }
 
@@ -421,15 +410,7 @@ int InterfaceDataBaseLMS::editTaskFIM(TaskAmmFim task)
 int InterfaceDataBaseLMS::replaceReportFIM(TaskAmmFim task)
 {
     QMutexLocker mtxLocker(&mtxAccess);
-    deleteReportFIM(task.getID());
-
-    if(int report_id = insertReportFIM(task))
-    {
-        updateStatusTaskFIM(task.getID(), "checkup");
-        return report_id;
-    }
-
-    return 0;
+    return updateReportFIMforTask(task);
 }
 
 int InterfaceDataBaseLMS::changeStatusTaskFIM(int id_task, QString status)
@@ -461,43 +442,33 @@ int InterfaceDataBaseLMS::editTrainee(Trainee trainee)
     QMutexLocker mtxLocker(&mtxAccess);
 
     //Проверка корректности логина, имени, пароля
-    QList<Trainee> listTrainees = selectAllTrainees();
-    for(Trainee exist_trainee : listTrainees)
-    {
-        if(trainee.getName() == QStringLiteral("<trainee>"))
-        {//Имя не корректно!
-            QMessageBox::critical(ownerWidget, tr("Editing error!"),
-                                  tr("Unacceptable trainee name has been entered.\nThe changes will not be accepted."));
-            return 0;
-        }
 
-        if(trainee.getLogin() == QStringLiteral("<login>"))
-        {//Логин не корректен!
-            QMessageBox::critical(ownerWidget, tr("Editing error!"),
-                                  tr("Unacceptable trainee login has been entered.\nThe changes will not be accepted."));
-            return 0;
-        }
+    if(trainee.getName() == QStringLiteral("<trainee>"))
+    {//Имя не корректно!
+        QMessageBox::critical(ownerWidget, tr("Editing error!"),
+                              tr("Unacceptable trainee name has been entered.\nThe changes will not be accepted."));
+        return 0;
+    }
 
-        if(trainee.getPassword() == QStringLiteral("<password>"))
-        {//Пароль не корректный!
-            QMessageBox::critical(ownerWidget, tr("Editing error!"),
-                                  tr("Unacceptable trainee password has been entered.\nThe changes will not be accepted."));
-            return 0;
-        }
+    if(trainee.getLogin() == QStringLiteral("<login>"))
+    {//Логин не корректен!
+        QMessageBox::critical(ownerWidget, tr("Editing error!"),
+                              tr("Unacceptable trainee login has been entered.\nThe changes will not be accepted."));
+        return 0;
+    }
 
-        if(trainee.getName() == exist_trainee.getName() && trainee.getID() != exist_trainee.getID())
-        {//Имя уже существует
-            QMessageBox::critical(ownerWidget, tr("Editing error!"),
-                                  tr("An existing trainee name has been entered."));
-            return 0;
-        }
+    if(trainee.getPassword() == QStringLiteral("<password>"))
+    {//Пароль не корректный!
+        QMessageBox::critical(ownerWidget, tr("Editing error!"),
+                              tr("Unacceptable trainee password has been entered.\nThe changes will not be accepted."));
+        return 0;
+    }
 
-        if(trainee.getLogin() == exist_trainee.getLogin() && trainee.getID() != exist_trainee.getID())
-        {//Логин уже существует!
-            QMessageBox::critical(ownerWidget, tr("Editing error!"),
-                                  tr("An existing trainee login has been entered.\nThe changes will not be accepted."));
-            return 0;
-        }
+    if(selectUserID(DataBaseLMS::TypeUserDBInstructor, trainee.getLogin()) ||  selectUserID(DataBaseLMS::TypeUserDBTrainee, trainee.getLogin()))
+    {//Логин уже существует!
+        QMessageBox::critical(ownerWidget, tr("Editing error!"),
+                              tr("An existing instructor or trainee login has been entered.\nThe changes will not be accepted."));
+        return 0;
     }
 
     return updateTrainee(trainee);

DataBaseLMS/interfacedatabaselms.h

@@ -20,14 +20,14 @@ public Q_SLOTS:
 
 public:
     //Соединение
-    bool ConnectionToDB();
-    bool DisConnectionFromDB();
+    bool connectionToDB();
+    bool disConnectionFromDB();
     bool DBisConnected();
 
 
     //Инструкторы
 
-    bool AuthorizationInstructor(QString login, QString password);
+    bool authorizationInstructor(QString login, QString password);
     bool deAuthorizationInstructor(QString login);
     bool deAuthorizationAllInstructors();
 
@@ -48,7 +48,7 @@ public:
 
     //Обучаемые
 
-    bool AuthorizationTrainee(QString login, QString password, QString classroom_name, QString computer_name);
+    bool authorizationTrainee(QString login, QString password, QString classroom_name, QString computer_name);
     bool deAuthorizationTrainee(QString login);
     bool deAuthorizationAllTrainees();
 
@@ -82,13 +82,13 @@ public:
     int delGroup(int id);
     int editGroup(Group group);
 
+
+    //Задачи
+
     int newTaskAMM(TaskAmmFim task, int id_trainee);
     int delTaskAMM(int id);
     int editTaskAMM(TaskAmmFim task);
 
-
-    //Задачи
-
     QList<TaskAmmFim> getListTasksAMMofTrainee(int id_trainee);
     QList<TaskAmmFim> getListTasksFIMofTrainee(int id_trainee);