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Add operations for database version 2.

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This commit is contained in:
Natalia Portillo
2018-04-12 10:05:42 +01:00
parent 8e999c1b2f
commit de9dc90b86
25 changed files with 4709 additions and 196 deletions
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238
Cicm.Database/Operations/Forbidden.cs Normal file
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using System;
using System.Collections.Generic;
using System.Data;
using Cicm.Database.Schemas;
using Console = System.Console;
namespace Cicm.Database
{
public partial class Operations
{
public bool GetForbiddens(out List<Forbidden> entries)
{
#if DEBUG
Console.WriteLine("Getting all forbiddens...");
#endif
try
{
const string SQL = "SELECT * from forbidden";
IDbCommand dbCmd = dbCon.CreateCommand();
IDbDataAdapter dataAdapter = dbCore.GetNewDataAdapter();
dbCmd.CommandText = SQL;
DataSet dataSet = new DataSet();
dataAdapter.SelectCommand = dbCmd;
dataAdapter.Fill(dataSet);
entries = ForbiddensFromDataTable(dataSet.Tables[0]);
return true;
}
catch(Exception ex)
{
Console.WriteLine("Error getting forbiddens.");
Console.WriteLine(ex);
entries = null;
return false;
}
}
public bool GetForbiddens(out List<Forbidden> entries, ulong start, ulong count)
{
#if DEBUG
Console.WriteLine("Getting {0} forbiddens from {1}...", count, start);
#endif
try
{
string sql = $"SELECT * FROM forbidden LIMIT {start}, {count}";
IDbCommand dbCmd = dbCon.CreateCommand();
IDbDataAdapter dataAdapter = dbCore.GetNewDataAdapter();
dbCmd.CommandText = sql;
DataSet dataSet = new DataSet();
dataAdapter.SelectCommand = dbCmd;
dataAdapter.Fill(dataSet);
entries = ForbiddensFromDataTable(dataSet.Tables[0]);
return true;
}
catch(Exception ex)
{
Console.WriteLine("Error getting forbiddens.");
Console.WriteLine(ex);
entries = null;
return false;
}
}
public Forbidden GetForbidden(int id)
{
#if DEBUG
Console.WriteLine("Getting forbidden with id {0}...", id);
#endif
try
{
string sql = $"SELECT * from forbidden WHERE id = '{id}'";
IDbCommand dbCmd = dbCon.CreateCommand();
IDbDataAdapter dataAdapter = dbCore.GetNewDataAdapter();
dbCmd.CommandText = sql;
DataSet dataSet = new DataSet();
dataAdapter.SelectCommand = dbCmd;
dataAdapter.Fill(dataSet);
List<Forbidden> entries = ForbiddensFromDataTable(dataSet.Tables[0]);
return entries == null || entries.Count == 0 ? null : entries[0];
}
catch(Exception ex)
{
Console.WriteLine("Error getting forbidden.");
Console.WriteLine(ex);
return null;
}
}
public long CountForbiddens()
{
#if DEBUG
Console.WriteLine("Counting forbiddens...");
#endif
IDbCommand dbcmd = dbCon.CreateCommand();
dbcmd.CommandText = "SELECT COUNT(*) FROM forbidden";
object count = dbcmd.ExecuteScalar();
dbcmd.Dispose();
try { return Convert.ToInt64(count); }
catch { return 0; }
}
public bool AddForbidden(Forbidden entry, out long id)
{
#if DEBUG
Console.Write("Adding forbidden `{0}`...", entry.browser);
#endif
IDbCommand dbcmd = GetCommandForbidden(entry);
IDbTransaction trans = dbCon.BeginTransaction();
dbcmd.Transaction = trans;
const string SQL = "INSERT INTO forbidden (browser, date, ip, referer)" +
" VALUES (@browser, @date, @ip, @referer)";
dbcmd.CommandText = SQL;
dbcmd.ExecuteNonQuery();
trans.Commit();
dbcmd.Dispose();
id = dbCore.LastInsertRowId;
#if DEBUG
Console.WriteLine(" id {0}", id);
#endif
return true;
}
public bool UpdateForbidden(Forbidden entry)
{
#if DEBUG
Console.WriteLine("Updating forbidden `{0}`...", entry.browser);
#endif
IDbCommand dbcmd = GetCommandForbidden(entry);
IDbTransaction trans = dbCon.BeginTransaction();
dbcmd.Transaction = trans;
string sql = "UPDATE forbidden SET browser = @browser, date = @date, ip = @ip, referer = @referer " +
$"WHERE id = {entry.id}";
dbcmd.CommandText = sql;
dbcmd.ExecuteNonQuery();
trans.Commit();
dbcmd.Dispose();
return true;
}
public bool RemoveForbidden(long id)
{
#if DEBUG
Console.WriteLine("Removing forbidden widh id `{0}`...", id);
#endif
IDbCommand dbcmd = dbCon.CreateCommand();
IDbTransaction trans = dbCon.BeginTransaction();
dbcmd.Transaction = trans;
string sql = $"DELETE FROM forbidden WHERE id = '{id}';";
dbcmd.CommandText = sql;
dbcmd.ExecuteNonQuery();
trans.Commit();
dbcmd.Dispose();
return true;
}
IDbCommand GetCommandForbidden(Forbidden entry)
{
IDbCommand dbcmd = dbCon.CreateCommand();
IDbDataParameter param1 = dbcmd.CreateParameter();
IDbDataParameter param2 = dbcmd.CreateParameter();
IDbDataParameter param3 = dbcmd.CreateParameter();
IDbDataParameter param4 = dbcmd.CreateParameter();
param1.ParameterName = "@browser";
param2.ParameterName = "@date";
param3.ParameterName = "@ip";
param4.ParameterName = "@referer";
param1.DbType = DbType.String;
param2.DbType = DbType.String;
param3.DbType = DbType.String;
param4.DbType = DbType.String;
param1.Value = entry.browser;
param2.Value = entry.date;
param3.Value = entry.ip;
param4.Value = entry.referer;
dbcmd.Parameters.Add(param1);
dbcmd.Parameters.Add(param2);
dbcmd.Parameters.Add(param3);
dbcmd.Parameters.Add(param4);
return dbcmd;
}
static List<Forbidden> ForbiddensFromDataTable(DataTable dataTable)
{
List<Forbidden> entries = new List<Forbidden>();
foreach(DataRow dataRow in dataTable.Rows)
{
Forbidden entry = new Forbidden
{
id = int.Parse(dataRow["id"].ToString()),
browser = dataRow["browser"].ToString(),
date = dataRow["date"].ToString(),
ip = dataRow["ip"].ToString(),
referer = dataRow["referer"].ToString()
};
entries.Add(entry);
}
return entries;
}
}
}