public static bool deleteUser(string id)
{
var transaction = new DatabaseHandler.Transaction();
int affectedRecords1 = transaction.executeCommand("DELETE FROM user_data WHERE user_id='" + id + "'");
int affectedRecords2 = transaction.executeCommand("DELETE FROM users WHERE id='" + id + "'");
// Obie operacja powinny usunąć nie mniej i nie więcej niż 1 rekord
if (affectedRecords1 == 1 && affectedRecords2 == 1)
{
transaction.commit();
return(true);
}
else
{
transaction.rollback();
return(false);
}
}
public static bool updateAccess(string id, string access)
{
var transaction = new DatabaseHandler.Transaction();
int affectedRecords = transaction.executeCommand("UPDATE users SET access_level='" + access + "' WHERE id='" + id + "'");
if (affectedRecords == 1)
{
transaction.commit();
return(true);
}
else
{
transaction.rollback();
return(false);
}
}
public static bool tryToRegister(string username, string password, string email, string[] data)
{
int userAccessLevel = int.Parse(DatabaseHandler.selectQuery("SELECT id FROM access_levels WHERE name LIKE 'USER'").Rows[0]["id"].ToString());
string userCMD = "INSERT INTO users (username, password_hash, access_level) VALUES('{0}', '{1}', '{2}')";
string userDataCMD = "INSERT INTO user_data (user_id, email, first_name, last_name, billing_address) VALUES('{0}', '{1}', '{2}', '{3}', '{4}')";
var transaction = new DatabaseHandler.Transaction();
try
{
int userInsertSuccess = transaction.executeCommand(string.Format(userCMD, username, CalculateMD5Hash(password), userAccessLevel.ToString()));
if (userInsertSuccess == 1)
{
transaction.commit();
transaction = new DatabaseHandler.Transaction();
int userID = int.Parse(DatabaseHandler.selectQuery("SELECT id FROM users WHERE username LIKE '" + username + "'").Rows[0]["id"].ToString());
int dataInsertSuccess = transaction.executeCommand(string.Format(userDataCMD, userID.ToString(), email, data[0], data[1], data[2]));
if (dataInsertSuccess == 1)
{
transaction.commit();
return(true);
}
else
{
transaction.rollback();
}
}
else
{
transaction.rollback();
}
} catch (Exception ex)
{
var exeption = ex;
transaction.rollback();
}
return(false);
}