556 lines
23 KiB
C#
556 lines
23 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Data;
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using System.Windows.Forms;
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using MySql.Data.MySqlClient;
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using System.IO;
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using System.Net.Sockets;
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using System.Net;
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using System.Drawing;
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namespace Mip
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{
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class classSQL
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{
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//Deklaracia premennych pre pristup k mySQL cez MYSQL.data
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private static MySqlConnection MyConnection;
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private static MySqlCommand MyCommand;
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public static MySqlDataReader myData;
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/////////////////////////////////////////////////////////////////////
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/// <summary>
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/// Export súboru (formulára) z SQL na disk
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/// </summary>
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/// <param name="_nazov"> Nazov súbora v SQL</param>
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/// <param name="_filepath"> Path\Názov súbora , pod ktorým bude uložený na disk</param>
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public static void ExportFormToHDD(string _nazov,string _filepath)
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{
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string ServerIP = classUser.MariaDBServerIPAddress;
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MyConnection = new MySqlConnection("server=" + ServerIP + ";database=mip; User=mip;Password=mip@2013;;");
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byte[] FilewData;
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string CmdString = ("SELECT `DataSuboru`,(LENGTH (`DataSuboru`)) AS `size` FROM `tabformular` WHERE `NazovSuboru` LIKE '%"+_nazov+"%';");
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MyCommand = new MySqlCommand(CmdString, MyConnection);
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MyConnection.Open();
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myData = MyCommand.ExecuteReader();
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myData.Read();
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FilewData = new byte[Convert.ToInt32(myData[1])];
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Array.Copy((byte[])myData[0], FilewData, Convert.ToInt32(myData[1]));
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FileStream fs;
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fs = new FileStream(_filepath, FileMode.CreateNew, FileAccess.Write);
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fs.Write(FilewData, 0, FilewData.Length);
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MyConnection.Close();
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fs.Close();
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}
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/// <summary>
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/// Uloženie výkresu z RAM (byte[] _VykresData) do SQL
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/// </summary>
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/// <param name="_IDVyrobok"> ID výrobku</param>
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/// <param name="_IndexVykresu"> Index výkresu z daného výrobku (výrobok môže obsahovať viacero výkresov)</param>
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/// <param name="_VykresData"> pole byte[], v ktorom je uložený obrázok</param>
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public static void SaveVykresToSQL(int _IDVyrobok,int _IndexVykresu, byte [] _VykresData)
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{
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string ServerIP = classUser.MariaDBServerIPAddress;
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MyConnection = new MySqlConnection("server=" + ServerIP + ";database=mip; User=mip;Password=mip@2013;;");
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string CmdString = "INSERT INTO `mip`.`tabvykres` (IDVyrobok,IndexVykresu,VykresData) VALUES(@IDVyrobok,@IndexVykresu,@VykresData)";
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MyCommand = new MySqlCommand(CmdString, MyConnection);
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MyCommand.Parameters.Add("@IDVyrobok", MySqlDbType.Int32);
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MyCommand.Parameters.Add("@IndexVykresu", MySqlDbType.Int32);
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MyCommand.Parameters.Add("@VykresData", MySqlDbType.MediumBlob);
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MyCommand.Parameters["@IDVyrobok"].Value = _IDVyrobok;
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MyCommand.Parameters["@IndexVykresu"].Value = _IndexVykresu;
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MyCommand.Parameters["@VykresData"].Value = _VykresData;
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MyConnection.Open();
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MyCommand.ExecuteNonQuery();
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MyConnection.Close();
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}
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/// <summary>
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/// Export výkresu z SQL na HDD
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/// </summary>
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/// <param name="_IDVyrobok"> ID výrobku</param>
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/// <param name="_IndexVykresu"> Index výkresu z daného výrobku (výrobok môže obsahovať viacero výkresov)</param>
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/// <param name="_filepath"> Path\Názov súboru, do ktorého je výkres vyexportovaný</param>
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public static void ExportVykresToHDD(int _IDVyrobok,int _indexVykresu, string _filepath)
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{
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string ServerIP = classUser.MariaDBServerIPAddress;
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MyConnection = new MySqlConnection("server=" + ServerIP + ";database=mip; User=mip;Password=mip@2013;;");
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byte[] FilewData;
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string CmdString = ("SELECT `VykresData`,(LENGTH (`VykresData`)) AS `size` FROM `tabvykres` WHERE `IDVyrobok` = " + _IDVyrobok.ToString() + " AND `IndexVykresu`= (SELECT min(`IndexVykresu`) FROM `tabvykres` WHERE `IDVyrobok` = " + _IDVyrobok.ToString() + ");");
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MyCommand = new MySqlCommand(CmdString, MyConnection);
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MyConnection.Open();
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myData = MyCommand.ExecuteReader();
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myData.Read();
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FilewData = new byte[Convert.ToInt32(myData[1])];
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Array.Copy((byte[])myData[0], FilewData, Convert.ToInt32(myData[1]));
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RotateImage(ref FilewData);
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FileStream fs;
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fs = new FileStream(_filepath, FileMode.CreateNew, FileAccess.Write);
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fs.Write(FilewData, 0, FilewData.Length);
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MyConnection.Close();
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fs.Close();
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}
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public static void RotateImage(ref byte[] _filedata)
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{
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MemoryStream msOld = new MemoryStream(_filedata);
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Image img = Image.FromStream(msOld);
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if(img.Height>img.Width)
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{
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img.RotateFlip(RotateFlipType.Rotate90FlipNone);
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MemoryStream msNew = new MemoryStream();
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img.Save(msNew, System.Drawing.Imaging.ImageFormat.Jpeg);
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_filedata = msNew.ToArray();
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}
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}
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/// <summary>
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/// Uloženie formulára z RAM do SQL
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/// </summary>
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/// <param name="_meno"> Názov formulára</param>
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/// <param name="_FormularData"> pole byte[], v ktorom je uložený formulár</param>
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public static void SaveFormToSQL(string _meno,byte[] _FormularData)
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{
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string ServerIP = classUser.MariaDBServerIPAddress;
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MyConnection = new MySqlConnection("server=" + ServerIP + ";database=mip; User=mip;Password=mip@2013;;");
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String poznamka = Microsoft.VisualBasic.Interaction.InputBox(null, "Zadaj poznámku k formuláru:");
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string CmdString = "INSERT INTO `mip`.`tabformular` (NazovSuboru,DataSuboru,PoznamkaFormulara) VALUES(@NazovSuboru,@DataSuboru,@PoznamkaFormulara)";
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MyCommand = new MySqlCommand(CmdString, MyConnection);
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MyCommand.Parameters.Add("@NazovSuboru", MySqlDbType.String);
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MyCommand.Parameters.Add("@DataSuboru", MySqlDbType.MediumBlob);
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MyCommand.Parameters.Add("@PoznamkaFormulara", MySqlDbType.String);
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MyCommand.Parameters["@NazovSuboru"].Value = _meno;
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MyCommand.Parameters["@DataSuboru"].Value = _FormularData;
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MyCommand.Parameters["@PoznamkaFormulara"].Value = poznamka;
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MyConnection.Open();
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MyCommand.ExecuteNonQuery();
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MyConnection.Close();
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}
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/// <summary>
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/// Načítanie výkresu z SQL do pictureBoxu
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/// pictureBox=VykresZSQLDoPictureBox(int _IDVykresu);
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/// </summary>
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/// <param name="_IDVyrobok"> ID výrobku</param>
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public static System.Drawing.Image VykresZSQLDoPictureBox(int _IDVykresu)
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{
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PictureBox _pictureBox = new PictureBox();
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string CmdString = ("SELECT `VykresData` FROM `tabvykres` WHERE `IDVykres` = "
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+ _IDVykresu.ToString()
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+ ";");
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DataTable frmdatatable = new DataTable();
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classSQL.SQL(CmdString, out frmdatatable);
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DataRow dtrw = frmdatatable.Rows[0];
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MemoryStream ms = new MemoryStream((byte[])dtrw["VykresData"]);
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System.Drawing.Image img;
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img = System.Drawing.Image.FromStream(ms);
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return img;
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}
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/// <summary>
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/// Uloženie (alebo nahradenie ak uz existuje) nákresu z RAM (byte[] _NakresData) do SQL. Pri nahradení pôvodný obrázok vymaže a potom vloží nový.
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/// </summary>
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/// <param name="_IDVyrobok"> ID žiadanka</param>
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/// <param name="_NakresData"> pole byte[], v ktorom je uložený nákres</param>
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public static void SaveNakresToSQL(int _IDZiadanka, byte[] _NakresData)
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{
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string ServerIP = classUser.MariaDBServerIPAddress;
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MyConnection = new MySqlConnection("server=" + ServerIP + ";database=mip; User=mip;Password=mip@2013;;");
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classSQL.SQL("DELETE FROM `mip`.`tabziadankanakres` WHERE `IDZiadanka` = " + _IDZiadanka.ToString());
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string CmdString = "INSERT INTO `mip`.`tabziadankanakres` (`IDZiadanka`, `NakresData`) VALUES(@IDZiadanka, @NakresData)";
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MyCommand = new MySqlCommand(CmdString, MyConnection);
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MyCommand.Parameters.Add("@IDZiadanka", MySqlDbType.Int32);
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MyCommand.Parameters.Add("@NakresData", MySqlDbType.MediumBlob);
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MyCommand.Parameters["@IDZiadanka"].Value = _IDZiadanka;
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MyCommand.Parameters["@NakresData"].Value = _NakresData;
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MyConnection.Open();
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if(_NakresData != null) MyCommand.ExecuteNonQuery();
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MyConnection.Close();
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}
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// pripojenie cez mysqldata.dll
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private static MySqlConnection MariaDBConnection;
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private static DataTable ReturnDataTable;
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private static MySqlDataAdapter MariaDBdataAdapter;
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private static MySqlCommandBuilder MariaDBCommandBuilder;
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private static Int32 MariaDBLastIndex = 0;
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public static Int32 intPocetNaStranu = 0;
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public static Int32 intCelkovyPocetZazanmov = 0;
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// Nepouziva sa lebo vsetky IP adresy su x.x.1.x
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/*
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//Funkcia zistí cíšlo skupiny zo sieťovej adresy 192.168.???.1
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private static string IPGroup()
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{
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string _IPGroup="";
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int intAddress = BitConverter.ToInt32(IPAddress.Parse(LocalIPAddress().ToString()).GetAddressBytes(), 0);
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_IPGroup = ((intAddress & 0x00ff0000) >> 16).ToString();
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return _IPGroup;
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}
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private static IPAddress LocalIPAddress()
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{
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if (!System.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable())
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{
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return null;
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}
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IPHostEntry host = Dns.GetHostEntry(Dns.GetHostName());
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return host
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.AddressList
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.FirstOrDefault(ip => ip.AddressFamily == AddressFamily.InterNetwork);
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}
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*/
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// Nepouziva sa lebo vsetky IP adresy su x.x.1.x
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//stara verzia na siet 192.168.2.39 a 192.168.1.39
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/*
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private static void ConnectMariaDB()
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{
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if (MariaDBConnection != null)
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MariaDBConnection.Close();
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string connStr = String.Format("server={0}; database={1}; user id={2}; password={3}; pooling=false", "192.168." + IPGroup() + ".39", "mip", "mip", "mip@2013");
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MariaDBConnection = new MySqlConnection(connStr);
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try
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{
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MariaDBConnection = new MySqlConnection(connStr);
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MariaDBConnection.Open();
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}
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catch (MySqlException ex)
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{
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DialogResult dr = MessageBox.Show("Chyba pripojenia na server: " + ex.Message
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+ Environment.NewLine
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+ Environment.NewLine
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+ "Po stačení tlačidla Yes, sa program skúsi pripojiť cez internet!"
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+ Environment.NewLine
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+ "Tlačidlo No ukončí program MIP"
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, "MariaDB server nedostupný!", MessageBoxButtons.YesNo);
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if (dr == DialogResult.Yes)
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{
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string ServerIP = "87.197.164.107";
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connStr = String.Format("server={0}; database={1}; user id={2}; password={3}; pooling=false", ServerIP, "mip", "mip", "mip@2013");
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MariaDBConnection = new MySqlConnection(connStr);
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try
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{
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MariaDBConnection = new MySqlConnection(connStr);
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MariaDBConnection.Open();
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}
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catch (MySqlException ex2)
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{
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MessageBox.Show("Chyba pripojenia na server cez internet: " + ex2.Message
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+ Environment.NewLine
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+ Environment.NewLine
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+ "Program Mip bude ukončený! ");
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Environment.Exit(0);
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}
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}
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else Environment.Exit(0);
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}
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}
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*/
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private static void ConnectMariaDB()
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{
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if (MariaDBConnection != null)
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MariaDBConnection.Close();
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string connStr = String.Format("server={0}; database={1}; user id={2}; password={3}; pooling={4}; default command timeout={5};", classUser.MariaDBServerIPAddress, "mip", "mip", "mip@2013", "false", "3000");
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MariaDBConnection = new MySqlConnection(connStr);
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try
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{
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MariaDBConnection = new MySqlConnection(connStr);
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MariaDBConnection.Open();
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}
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catch (MySqlException ex)
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{
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DialogResult dr = MessageBox.Show("Chyba pripojenia na server: " + ex.Message
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+ Environment.NewLine
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+ Environment.NewLine
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+ "Po stačení tlačidla Yes, sa program skúsi zistiť IP adresu servera MariaDB!"
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+ Environment.NewLine
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+ "Tlačidlo No ukončí program MIP"
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, "MariaDB server nedostupný!", MessageBoxButtons.YesNo);
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if (dr == DialogResult.Yes)
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{
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classGlobal.SetServerIP();
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connStr = String.Format("server={0}; database={1}; user id={2}; password={3}; pooling={4}; default command timeout={5};", classUser.MariaDBServerIPAddress, "mip", "mip", "mip@2013", "false", "3000");
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MariaDBConnection = new MySqlConnection(connStr);
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try
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{
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MariaDBConnection = new MySqlConnection(connStr);
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MariaDBConnection.Open();
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}
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catch (MySqlException ex2)
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{
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MessageBox.Show("Chyba pripojenia na server MariaDB: " + ex2.Message
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+ Environment.NewLine
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+ Environment.NewLine
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+ "Program Mip bude ukončený! ");
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Environment.Exit(0);
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}
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}
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else Environment.Exit(0);
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}
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}
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/*
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private void FindIP()
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{
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}
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*/
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private static void DisConnectMariaDB()
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{
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MariaDBConnection.Close();
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}
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private static void MariaDBCommand(string Command, bool Zistipocet)
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{
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//koli zrychleniu je nastavene limit 500
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string cmd = Command.ToString();
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if (cmd.Substring(0, 6).ToUpper() == "SELECT")
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{
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if (cmd.EndsWith(";")) cmd = cmd.Remove(cmd.Length - 1, 1) + " LIMIT " + classUser.LimitSqlPrikazu.ToString() + ";";
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else cmd = cmd + " LIMIT " + classUser.LimitSqlPrikazu.ToString() + ";";
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}
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Command = cmd;
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try
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{
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DataTable celkovypocet = new DataTable();
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MariaDBdataAdapter = new MySqlDataAdapter(Command, MariaDBConnection);
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MariaDBCommandBuilder = new MySqlCommandBuilder(MariaDBdataAdapter);
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if (Zistipocet == true)
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{
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MariaDBdataAdapter.Fill(celkovypocet);
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intCelkovyPocetZazanmov = celkovypocet.Rows.Count;
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}
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}
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catch (MySqlException ex)
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{
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MessageBox.Show("MariaDB Chyba: " + ex.Message);
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}
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}
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/// <summary>
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/// MariaDB poziadavka - s vystupom celej tabulky(DataTable)
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/// </summary>
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/// <param name="_cmd"> Prikaz do MariaDB</param>
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/// <param name="outDataTable"> Vratena tabulka udajov</param>
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public static void SQL(string _cmd, out DataTable outDataTable)
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{
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if (classUser.mainWindowState != FormWindowState.Minimized && classUser.boolComputerAsleep == false)
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{
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//classGlobal.wait(true);
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ConnectMariaDB();
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MariaDBCommand(_cmd,true);
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ReturnDataTable = new DataTable();
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MariaDBdataAdapter.Fill(ReturnDataTable);
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outDataTable = ReturnDataTable;
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DisConnectMariaDB();
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//classGlobal.wait(false);
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}
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else outDataTable = null;
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}
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/// <summary>
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/// MariaDB poziadavka - pouzitie pri strankovani s vystupom tabulky(DataTable)
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/// </summary>
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/// <param name="_cmd"> Prikaz do MariaDB</param>
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/// <param name="_intStart"> Zaciatocny riadok tabulky</param>
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/// <param name="_intCount"> Pocet riadkov na jednu stranu</param>
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/// <param name="outDataTable"> Vratena tabulka udajov</param>
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public static void SQL(string _cmd,Int32 _intStart, Int32 _intCount, out DataTable outDataTable)
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{
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if (classUser.mainWindowState != FormWindowState.Minimized && classUser.boolComputerAsleep == false)
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{
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//classGlobal.wait(true);
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ConnectMariaDB();
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MariaDBCommand(_cmd,true);
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ReturnDataTable = new DataTable();
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MariaDBdataAdapter.Fill(_intStart, _intCount, ReturnDataTable);
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outDataTable = ReturnDataTable;
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DisConnectMariaDB();
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//classGlobal.wait(false);
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}
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else outDataTable = null;
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}
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/// <summary>
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/// MariaDB poziadavka - pouzitie pre INSERT s vystupom posledneho vkladaneho indexu
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/// </summary>
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/// <param name="_cmd"> Prikaz do MariaDB (Mal by to byt INSERT) </param>
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/// <param name="outLastIndex"> Vrateny index posledneho vkladaneho zaznamu </param>
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public static void SQL(string _cmd, out Int32 outLastIndex)
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{
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if (classUser.mainWindowState != FormWindowState.Minimized && classUser.boolComputerAsleep == false)
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{
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//classGlobal.wait(true);
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ConnectMariaDB();
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MariaDBCommand(_cmd,true);
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object Index = MySqlHelper.ExecuteScalar(MariaDBConnection, "SELECT LAST_INSERT_ID();");
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if (Index != null) MariaDBLastIndex = Convert.ToInt32(Index);
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else MariaDBLastIndex = 0;
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outLastIndex = MariaDBLastIndex;
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DisConnectMariaDB();
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//classGlobal.wait(false);
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}
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else outLastIndex = 0;
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}
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/// <summary>
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/// MariaDB poziadavka - pouzitie pre vystup jednej hodnoty z MariaDB v textovej podobe (moze to byt hodnota, cislo, suma, pocet....)
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/// </summary>
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/// <param name="_cmd"> Prikaz do MariaDB (prikaz by mal byt nastaveny na vystup jedinej hodnoty) </param>
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/// <param name="outString"> Vratena textova hodnota </param>
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public static void SQL(string _cmd, out string outString)
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{
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if (classUser.mainWindowState != FormWindowState.Minimized && classUser.boolComputerAsleep == false)
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{
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//classGlobal.wait(true);
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ConnectMariaDB();
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MariaDBCommand(_cmd,true);
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ReturnDataTable = new DataTable();
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MariaDBdataAdapter.Fill(ReturnDataTable);
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if (intCelkovyPocetZazanmov != 1) outString = "";
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else outString = ReturnDataTable.Rows[0][0].ToString();
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DisConnectMariaDB();
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//classGlobal.wait(false);
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}
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else outString = "";
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}
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/// <summary>
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/// MariaDB poziadavka - pouzitie pre UPDATE alebo INSERT (nevracia ziadne hodnoty)
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/// </summary>
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/// <param name="_cmd"> Prikaz do MariaDB (UPDATE alebo INSERT ak nechceme index posledneho vkladaneho zaznamu) </param>
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public static void SQL(string _cmd)
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{
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if (classUser.mainWindowState != FormWindowState.Minimized && classUser.boolComputerAsleep == false)
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{
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//classGlobal.wait(true);
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ConnectMariaDB();
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MariaDBCommand(_cmd, true);
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DisConnectMariaDB();
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//classGlobal.wait(false);
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}
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}
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/// <summary>
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/// MariaDB poziadavka - pouzitie pri strankovani s vystupom tabulky(DataTable) bez zisťovania celkoveho poctu zaznamov
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/// </summary>
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/// <param name="_cmd"> Prikaz do MariaDB</param>
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/// <param name="_intStart"> Zaciatocny riadok tabulky</param>
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/// <param name="_intCount"> Pocet riadkov na jednu stranu</param>
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/// <param name="outDataTable"> Vratena tabulka udajov</param>
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public static void SQL(string _cmd, bool zistiPocet, Int32 _intStart, Int32 _intCount, out DataTable outDataTable)
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{
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if (classUser.mainWindowState != FormWindowState.Minimized && classUser.boolComputerAsleep == false)
|
|
{
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|
//classGlobal.wait(true);
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ConnectMariaDB();
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MariaDBCommand(_cmd, zistiPocet);
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ReturnDataTable = new DataTable();
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MariaDBdataAdapter.Fill(_intStart, _intCount, ReturnDataTable);
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outDataTable = ReturnDataTable;
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DisConnectMariaDB();
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//classGlobal.wait(false);
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}
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else outDataTable = null;
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}
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/// <summary>
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/// MariaDB poziadavka - pouzitie pre vystup jednej hodnoty z MariaDB vo forme byte[] (mozu to byt data obrazku alebo formulara)
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/// </summary>
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/// <param name="_cmd"> Prikaz do MariaDB (prikaz by mal byt nastaveny na vystup jedinej hodnoty) </param>
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/// <param name="outString"> Vratena byte[] hodnota </param>
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public static void SQL(string _cmd, out byte[] filedata)
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|
{
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|
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if (classUser.mainWindowState != FormWindowState.Minimized && classUser.boolComputerAsleep == false)
|
|
{
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|
//classGlobal.wait(true);
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ConnectMariaDB();
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MariaDBCommand(_cmd, true);
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ReturnDataTable = new DataTable();
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MariaDBdataAdapter.Fill(ReturnDataTable);
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if (intCelkovyPocetZazanmov != 1) filedata = null;
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else filedata = (byte[])ReturnDataTable.Rows[0][0];
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DisConnectMariaDB();
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//classGlobal.wait(false);
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}
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else filedata = null;
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}
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}
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}
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