mirror of
https://gitea.msk.dinamika-avia.ru/Constanta-Design/RRJServer.git
synced 2026-03-27 19:45:43 +03:00
244 lines
5.9 KiB
C++
244 lines
5.9 KiB
C++
#include <QMessageBox>
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#include <QApplication>
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#include "databaseinstructors.h"
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DataBaseInstructors::DataBaseInstructors(DataBaseLMS* dbLMS):
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adminMode(false)
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{
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this->dbLMS = dbLMS;
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LoadInstructorsPSQL();
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}
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DataBaseInstructors::~DataBaseInstructors()
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{
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}
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void DataBaseInstructors::LoadInstructorsPSQL()
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{
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listOfInstructors.clear();
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listOfInstructors = dbLMS->selectAllInstructors();
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QApplication::beep();
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}
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bool DataBaseInstructors::AuthorizationInstructor(QString login, QString password)
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{
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//Инструкторы
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for(int i = 0; i < listOfInstructors.count(); i++)
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{
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if(listOfInstructors[i].getArchived())
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continue;
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if(listOfInstructors[i].getLogin() == login && listOfInstructors[i].getPassword() == password)
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{
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Instructor instructor = listOfInstructors[i];
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instructor.setLoggedIn(true);
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int id = dbLMS->updateInstructor(instructor);
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if(id)
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{
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LoadInstructorsPSQL();
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return true;
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}
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else
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return false;
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}
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}
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return false;
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}
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bool DataBaseInstructors::deAuthorizationInstructor(QString login)
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{
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//Инструкторы
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for(int i = 0; i < listOfInstructors.count(); i++)
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{
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if(listOfInstructors[i].getArchived())
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continue;
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if(listOfInstructors[i].getLogin() == login)
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{
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Instructor instructor = listOfInstructors[i];
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instructor.setLoggedIn(false);
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int id = dbLMS->updateInstructor(instructor);
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if(id)
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{
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LoadInstructorsPSQL();
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return true;
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}
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else
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return false;
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}
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}
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return false;
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}
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Instructor DataBaseInstructors::getInstructor(int id)
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{
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//Инструкторы
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for(int i = 0; i < listOfInstructors.count(); i++)
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{
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if(listOfInstructors[i].getID() == id)
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return listOfInstructors[i];
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}
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return Instructor();
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}
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QString DataBaseInstructors::getNameInstructorByLogin(QString login)
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{
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for(Instructor instructor : listOfInstructors)
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{
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if(instructor.getLogin() == login)
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return instructor.getName();
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}
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return QString(QStringLiteral(""));
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}
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/*
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QString DataBaseInstructors::getAuthorizedInstructorName()
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{
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//Инструкторы
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for(int i = 0; i < listOfInstructors.count(); i++)
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{
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if(listOfInstructors[i].getLoggedIn())
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return listOfInstructors[i].getName();
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}
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return QStringLiteral("");
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}*/
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int DataBaseInstructors::newInstructor()
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{
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Instructor instructor;
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instructor.setName(generateDefaultNameInstructor());
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instructor.setLogin(generateDefaultLoginInstructor());
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instructor.setPassword(QStringLiteral("<password>"));
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instructor.setIsAdmin(false);
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instructor.setArchived(false);
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instructor.setLoggedIn(false);
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int id = dbLMS->insertInstructor(instructor);
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if(id)
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{
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LoadInstructorsPSQL();
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return id;
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}
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else
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return 0;
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}
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int DataBaseInstructors::deleteInstructor(int id)
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{
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//Инструкторы
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for(int i = 0; i < listOfInstructors.count(); i++)
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{
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if(listOfInstructors[i].getID() == id)
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{
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int id_del = dbLMS->deleteInstructor(id);
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if(id_del)
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{
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LoadInstructorsPSQL();
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return id_del;
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}
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else
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return 0;
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}
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}
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return 0;
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}
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int DataBaseInstructors::editInstructor(Instructor instructor)
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{
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//Инструкторы
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for(int i = 0; i < listOfInstructors.count(); i++)
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{
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if(listOfInstructors[i].getID() == instructor.getID())
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{
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if( (!checkExistNameInstructor(instructor.getName()) || instructor.getName() == listOfInstructors[i].getName()) &&
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(!checkExistLoginInstructor(instructor.getLogin()) || instructor.getLogin() == listOfInstructors[i].getLogin()) )
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{
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int id = dbLMS->updateInstructor(instructor);
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if(id)
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{
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LoadInstructorsPSQL();
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return id;
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}
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else
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return 0;
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}
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}
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}
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return 0;
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}
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bool DataBaseInstructors::isAdmin(int id)
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{
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//Инструкторы
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for(int i = 0; i < listOfInstructors.count(); i++)
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{
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if(listOfInstructors[i].getID() == id)
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return listOfInstructors[i].getIsAdmin();
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}
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return false;
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}
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bool DataBaseInstructors::isArchived(int id)
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{
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//Инструкторы
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for(int i = 0; i < listOfInstructors.count(); i++)
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{
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if(listOfInstructors[i].getID() == id)
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return listOfInstructors[i].getArchived();
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}
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return false;
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}
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QString DataBaseInstructors::generateDefaultNameInstructor()
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{
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int numInstructor = 0;
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QString name;
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do
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{
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name = QStringLiteral("<") + tr("Instructor") + QStringLiteral(" ") + QString::number(++numInstructor) + QStringLiteral(">");
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}while(checkExistNameInstructor(name));
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return name;
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}
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bool DataBaseInstructors::checkExistNameInstructor(QString name)
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{
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//Инструкторы
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for(int i = 0; i < listOfInstructors.count(); i++)
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{
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if(listOfInstructors[i].getName() == name)
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return true;
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}
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return false;
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}
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QString DataBaseInstructors::generateDefaultLoginInstructor()
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{
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int numInstructor = 0;
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QString login;
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do
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{
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login = QStringLiteral("<I") + QString::number(++numInstructor) + QStringLiteral(">");
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}while(checkExistLoginInstructor(login));
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return login;
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}
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bool DataBaseInstructors::checkExistLoginInstructor(QString login)
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{
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//Инструкторы
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for(int i = 0; i < listOfInstructors.count(); i++)
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{
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if(listOfInstructors[i].getLogin() == login)
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return true;
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}
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return false;
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}
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