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adminloginf.cpp
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adminloginf.cpp
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#include "adminloginf.h"
#include<QString>
#include <QSqlDatabase>
#include <QSqlQuery>
#include <QSqlError>
#include<QDebug>
#include <QMessageBox>
Adminloginf::Adminloginf()
{
}
void Adminloginf::input(QString Id, QString PW)
{
AdminId = Id;
AdminPassword = PW;
}
bool Adminloginf::verify()
{
QSqlDatabase db_ = QSqlDatabase::addDatabase("QMYSQL","connection1_");
//连接数据库
db_.setHostName("127.0.0.1");
db_.setUserName("HWH");
db_.setPassword("@MySql668931hwh");
db_.setDatabaseName("login");
//打开数据库
if(!db_.open())//数据库打开失败
{
qDebug()<<db_.lastError().text();
return false;
}
else
{
QSqlQuery query(db_);
query.prepare("SELECT * FROM admin WHERE 管理员账号 = :some_value AND 密码 = :some_password");
query.bindValue(":some_value", AdminId);
query.bindValue(":some_password", AdminPassword);
if (!query.exec())
{
// 处理查询失败的情况
QMessageBox::warning(nullptr, "Error", "Query failed: " + query.lastError().text());
qDebug()<<query.lastError().text();
return false;
}
if (query.next()) {
// 如果查询有结果,说明有匹配的账号和密码
db_.close();
QSqlDatabase::removeDatabase("connection1");
return true;
}
// 没有找到匹配的账号和密码
return false;
}
}