99 lines
4.3 KiB
C#
99 lines
4.3 KiB
C#
using Microsoft.Win32;
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using System;
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using System.Collections.Generic;
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using System.Configuration;
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using System.Data;
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using System.Data.SqlClient;
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using System.Reflection;
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namespace Server_Dashboard {
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public static class DatabaseHandler {
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public static DataTable GetServerInformation() {
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return null;
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}
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public static bool CheckLogin(string uname, string passwd) {
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string valid = "False";
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ConnectToDatabase(con => {
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string query = "EXEC ValidateUserLogin @Username = @uname, @Password = @passwd, @Valid = @valid OUTPUT";
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using (SqlCommand com = new SqlCommand(query, con)) {
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com.Parameters.AddWithValue("@uname", uname);
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com.Parameters.AddWithValue("@passwd", passwd);
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com.Parameters.Add("@valid", SqlDbType.NVarChar, 250);
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com.Parameters["@valid"].Direction = ParameterDirection.Output;
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com.ExecuteNonQuery();
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valid = Convert.ToString(com.Parameters["@Valid"].Value);
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}
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});
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return Convert.ToBoolean(valid);
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}
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public static bool CheckCookie(string cookie, string username) {
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string valid = "False";
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ConnectToDatabase(con => {
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string query = "EXEC CheckUserCookie @Cookie = @cookie, @UserName = @username, @Valid = @valid OUTPUT";
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using (SqlCommand com = new SqlCommand(query, con)) {
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com.Parameters.AddWithValue("@cookie", cookie);
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com.Parameters.AddWithValue("@username", username);
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com.Parameters.Add("@valid", SqlDbType.NVarChar, 250);
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com.Parameters["@valid"].Direction = ParameterDirection.Output;
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com.ExecuteNonQuery();
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valid = Convert.ToString(com.Parameters["@Valid"].Value);
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}
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});
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return Convert.ToBoolean(valid);
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}
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public static bool DeleteCookie(string username) {
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string valid = "False";
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ConnectToDatabase(con => {
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string query = "EXEC DeleteUserCookie @Username = @username, @ResponseMessage = @response OUTPUT";
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using (SqlCommand com = new SqlCommand(query, con)) {
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com.Parameters.AddWithValue("@username", username);
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com.Parameters.Add("@response", SqlDbType.NVarChar, 250);
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com.Parameters["@response"].Direction = ParameterDirection.Output;
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com.ExecuteNonQuery();
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valid = Convert.ToString(com.Parameters["@ResponseMessage"].Value);
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}
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});
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return Convert.ToBoolean(valid);
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}
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public static bool AddCookie(string cookie, string username) {
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string valid = "False";
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ConnectToDatabase(con => {
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string query = "EXEC AddCookieToUser @Cookie = @cookie, @UserName = @username, @ResponseMessage = @response OUTPUT";
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using (SqlCommand com = new SqlCommand(query, con)) {
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com.Parameters.AddWithValue("@cookie", cookie);
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com.Parameters.AddWithValue("@username", username);
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com.Parameters.Add("@response", SqlDbType.NVarChar, 250);
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com.Parameters["@response"].Direction = ParameterDirection.Output;
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com.ExecuteNonQuery();
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valid = Convert.ToString(com.Parameters["@ResponseMessage"].Value);
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}
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});
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return Convert.ToBoolean(valid);
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}
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#region Private methods
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/// <summary>
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/// Opens a database connection
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/// </summary>
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/// <param name="callback">Callback type SqlConnection</param>
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/// <returns></returns>
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private static SqlConnection ConnectToDatabase(Action<SqlConnection> callback) {
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using (SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["ServerDashboardDB"].ConnectionString)) {
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try {
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con.Open();
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callback(con);
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con.Close();
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} catch { return null; }
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}
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return null;
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}
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#endregion
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}
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}
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