85 lines
2.9 KiB
C#
85 lines
2.9 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Data;
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// MySQL Native
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using MySql;
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using MySql.Data;
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using MySql.Data.Types;
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using MySql.Data.MySqlClient;
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namespace OpenGrid.Framework.Data.MySQL
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{
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class MySQLManager
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{
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IDbConnection dbcon;
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/// <summary>
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/// Initialises and creates a new MySQL connection and maintains it.
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/// </summary>
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/// <param name="hostname">The MySQL server being connected to</param>
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/// <param name="database">The name of the MySQL database being used</param>
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/// <param name="username">The username logging into the database</param>
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/// <param name="password">The password for the user logging in</param>
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/// <param name="cpooling">Whether to use connection pooling or not, can be one of the following: 'yes', 'true', 'no' or 'false', if unsure use 'false'.</param>
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public MySQLManager(string hostname, string database, string username, string password, string cpooling)
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{
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try
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{
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string connectionString = "Server=" + hostname + ";Database=" + database + ";User ID=" + username + ";Password=" + password + ";Pooling=" + cpooling + ";";
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dbcon = new MySqlConnection(connectionString);
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dbcon.Open();
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}
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catch (Exception e)
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{
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throw new Exception("Error initialising MySql Database: " + e.ToString());
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}
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}
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/// <summary>
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/// Shuts down the database connection
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/// </summary>
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public void Close()
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{
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dbcon.Close();
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dbcon = null;
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}
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/// <summary>
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/// Runs a query with protection against SQL Injection by using parameterised input.
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/// </summary>
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/// <param name="sql">The SQL string - replace any variables such as WHERE x = "y" with WHERE x = @y</param>
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/// <param name="parameters">The parameters - index so that @y is indexed as 'y'</param>
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/// <returns>A MySQL DB Command</returns>
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public IDbCommand Query(string sql, Dictionary<string, string> parameters)
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{
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MySqlCommand dbcommand = (MySqlCommand)dbcon.CreateCommand();
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dbcommand.CommandText = sql;
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foreach (KeyValuePair<string, string> param in parameters)
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{
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dbcommand.Parameters.Add(param.Key, param.Value);
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}
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return (IDbCommand)dbcommand;
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}
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public SimProfileData getRow(IDataReader reader)
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{
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SimProfileData retval = new SimProfileData();
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if (reader.Read())
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{
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//retval.regionDataURI = reader["regionDataURI"];
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}
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else
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{
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return null;
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}
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return retval;
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}
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}
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}
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