/
SQLite.cs
executable file
·257 lines (227 loc) · 6.37 KB
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SQLite.cs
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/*
* Sius - SQLite
*
* Creates a small database (users.siu) that stores player information.
*
*/
using System;
using System.Data;
using System.Data.Common;
using System.Data.SQLite;
namespace Sius
{
/// <summary>
/// Description of SQLite.
/// </summary>
public class SQLite
{
public static string ConnectionString = "Data Source=users.siu;UseUTF16Encoding=True;Legacy Format=False;";
public static void Connect()
{
try
{
SQLiteConnection SConnection = new SQLiteConnection();
SConnection.ConnectionString =
"Data Source=users.siu;" +
"UseUTF16Encoding=True;" +
"Legacy Format=False;";
SConnection.Open();
CreatePlayersTable(SConnection);
CreateBannersTable(SConnection);
CreateMessagesTable(SConnection);
CreateSquadsTable(SConnection);
SiusLog.Log(SiusLog.DEBUG, "SQLite", "Attempted to create all necessary database tables.");
SConnection.Close();
SConnection.Dispose();
}
catch (Exception e)
{
SiusLog.Log(SiusLog.ERROR, "SQLite", e.Message);
}
}
/// <summary>
/// Creates the initial "players" table.
/// ID - NAME - PASSWORD - USAGE - CREATED - LASTLOGIN
/// </summary>
private static void CreatePlayersTable(SQLiteConnection SConnection)
{
try
{
SQLiteCommand Command = new SQLiteCommand(SConnection);
Command.CommandText =
"CREATE TABLE IF NOT EXISTS [players] (" +
"[id] INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL," +
"[name] TEXT COLLATE NOCASE UNIQUE NOT NULL," +
"[password] TEXT NULL," +
"[salt] TEXT NULL," +
"[squad] TEXT COLLATE NOCASE NULL," +
"[usage] INTEGER DEFAULT 0," +
"[created] TEXT NULL," +
"[lastseen] TEXT DEFAULT CURRENT_TIMESTAMP NULL" +
")";
Command.ExecuteNonQuery();
}
catch (Exception e)
{
SiusLog.Log(SiusLog.ERROR, "SQLite", e.Message);
}
}
/// <summary>
/// Creates the initial "banners" table.
/// ID - NAME - BANNER
/// </summary>
private static void CreateBannersTable(SQLiteConnection SConnection)
{
try
{
SQLiteCommand Command = new SQLiteCommand(SConnection);
Command.CommandText =
"CREATE TABLE IF NOT EXISTS [banners] (" +
"[name] TEXT COLLATE NOCASE UNIQUE NOT NULL," +
"[banner] TEXT NOT NULL" +
")";
Command.ExecuteNonQuery();
}
catch (Exception e)
{
SiusLog.Log(SiusLog.ERROR, "SQLite", e.Message);
}
}
/// <summary>
/// Creates the initial "messages" table.
/// ID - NAME - MESSAGE - FLAG
/// </summary>
private static void CreateMessagesTable(SQLiteConnection SConnection)
{
try
{
SQLiteCommand Command = new SQLiteCommand(SConnection);
Command.CommandText =
"CREATE TABLE IF NOT EXISTS [messages] (" +
"[name] TEXT COLLATE NOCASE NOT NULL," +
"[sender] TEXT COLLATE NOCASE NOT NULL," +
"[message] TEXT NOT NULL," +
"[time] TEXT NULL," +
"[flag] INTEGER DEFAULT 0" +
")";
Command.ExecuteNonQuery();
}
catch (Exception e)
{
SiusLog.Log(SiusLog.ERROR, "SQLite", e.Message);
}
}
/// <summary>
/// Creates the initial "squads" table.
/// ID - NAME - BANNER
/// </summary>
private static void CreateSquadsTable(SQLiteConnection SConnection)
{
try
{
SQLiteCommand Command = new SQLiteCommand(SConnection);
Command.CommandText =
"CREATE TABLE IF NOT EXISTS [squads] (" +
"[name] TEXT COLLATE NOCASE UNIQUE NOT NULL," +
"[password] TEXT NULL," +
"[salt] TEXT NULL," +
"[owner] TEXT COLLATE NOCASE NOT NULL," +
"[lastact] TEXT NOT NULL" +
")";
Command.ExecuteNonQuery();
}
catch (Exception e)
{
SiusLog.Log(SiusLog.ERROR, "SQLite", e.Message);
}
}
/// <summary>
/// Will send a sql query without expecting a result returned.
/// </summary>
/// <param name="sql"></param>
public static void SendQuery(string sql)
{
try
{
SQLiteConnection SConnection = new SQLiteConnection();
SConnection.ConnectionString =
"Data Source=users.siu;UseUTF16Encoding=True;Legacy Format=False;";
SConnection.Open();
SQLiteCommand Command = new SQLiteCommand(SConnection);
Command.CommandText = sql;
Command.ExecuteNonQuery();
Command.Dispose();
SConnection.Close();
SConnection.Dispose();
}
catch (Exception e)
{
SiusLog.Log(SiusLog.DEBUG, "SendQuery", e.Message);
}
}
/// <summary>
/// Queries the database, returns a single string.
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public static string GetQuery(string sql)
{
DataTable dt = new DataTable();
try
{
SQLiteConnection SConnection = new SQLiteConnection();
SConnection.ConnectionString =
"Data Source=users.siu;" +
"UseUTF16Encoding=True;" +
"Legacy Format=False;";
SConnection.Open();
SQLiteCommand Command = new SQLiteCommand(SConnection);
Command.CommandText = sql;
SQLiteDataReader Reader = Command.ExecuteReader();
dt.Load(Reader);
Reader.Close();
Reader.Dispose();
Command.Dispose();
SConnection.Close();
return dt.Rows[0][0].ToString();
}
catch (Exception e)
{
SiusLog.Log(SiusLog.WARNING, "GetQuery", e.Message);
return "";
}
}
/// <summary>
/// Queries the database, returns an datatable.
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public static DataTable GetMultiQuery(string sql)
{
DataTable dt = new DataTable();
try
{
SQLiteConnection SConnection = new SQLiteConnection();
SConnection.ConnectionString =
"Data Source=users.siu;" +
"UseUTF16Encoding=True;" +
"Legacy Format=False;";
SConnection.Open();
SQLiteCommand Command = new SQLiteCommand(SConnection);
Command.CommandText = sql;
SQLiteDataReader Reader = Command.ExecuteReader();
dt.Load(Reader);
Reader.Close();
Reader.Dispose();
Command.Dispose();
SConnection.Close();
SConnection.Dispose();
}
catch (Exception e)
{
SiusLog.Log(SiusLog.WARNING, "GetQuery", e.Message);
}
return dt;
}
}
}