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IP2Location™ Olson Time Zone

For customer only

IP2Location™ Olson Time Zone, or tz data, is a free data offered for our valued customer. This data enables you to retrieve the Olson Time Zone value of a given city name. And, this piece of information is very useful if you need it for web display, dropdown box selection or other coding requirements.

 

Product Features
Last Update 11/13/2017
Database Format CSV Text File (Comma Delimited)

 

Database Fields
Name Type Description
country_code CHAR(2) Two-character country code based on ISO 3166.
region_name VARCHAR(128) Region or state name.
city_name VARCHAR(128) City name.
olson_tz VARCHAR(30) Olson time zone.

 

MySQL Statement

CREATE TABLE `ip2location_olson_timezone`(
					`country_code` CHAR(2),
	`region_name` VARCHAR(128),
	`city_name` VARCHAR(128),
	`olson_tz` VARCHAR(30),
					INDEX `idx_country_code` (`country_code`),
					INDEX `idx_region_name` (`region_name`),
					INDEX `idx_city_name` (`city_name`)
				) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin;

				LOAD DATA LOCAL
				INFILE 'IP2LOCATION-OLSON-TIMEZONE.CSV' INTO TABLE `ip2location_olson_timezone`
				FIELDS TERMINATED BY ','
				ENCLOSED BY '"'
				LINES TERMINATED BY '\r\n' IGNORE 1 LINES;
			

 

					<?php
					define('SERVER','server');
					define('USER','user');
					define ('PASSWORD','password');
					define('DATABASE','database');
					$conn = mysqli_connect(SERVER, USER, PASSWORD, DATABASE);
					?>
					<!doctype html>
					<html>
						<head>
						<title>Olson Timezone</title>
						</head>

						<body>
							<h1>Olson Timezone</h1>
							<form  action= "Olson_tz.php" method="post"/>
								<div>
									Country Code:
									<select name="countryCode">
									<?php
									$sql = mysqli_query($conn, "SELECT distinct country_code FROM ip2location_olson_timezone");

									while ($row = $sql->fetch_assoc()){
										echo "<option value='". $row['country_code'] ."'>" .$row['country_code'] ."</option>";
									}
									?>
									</select>
								</div>
								<br />

								<div>
									Region Name:
									<select name="regionName">
									<?php
									$sql = mysqli_query($conn, "SELECT distinct region_name FROM ip2location_olson_timezone");

									while ($row = $sql->fetch_assoc()){
										echo "<option>" .$row['region_name'] ."</option>";
									}
									?>
									</select>
								</div>

								<br />
								<div>
									City Name:  <input type="text" name="cityName" text="" value="" />
								</div>
								<br />
								<div>
									<input type="submit" name="submit" value="Check"/>
								</div>

							</form>

							<?php

							if(isset($_POST['submit'])){ //check if form was submitted
								$countryCode	= $_POST['countryCode']; //get countryCode text
								$regionName		= $_POST["regionName"]; //get regionName text
								$cityName 		= $_POST['cityName']; //get cityName text

								$sqlDisplay = "Select olson_tz from ip2location_olson_timezone where country_code = '$countryCode' AND region_name = \"$regionName \" AND city_name = \"$cityName\"";

								$rsResult = mysqli_query($conn,$sqlDisplay) or die(mysqli_error($conn));

								$num_rows = mysqli_num_rows($rsResult);

								if($num_rows ==0){
									echo"<script type='text/javascript'>alert('Result not found, please try again!')</script>";
								}
								else{
									while ($row = mysqli_fetch_assoc($rsResult) or die (mysqli_error($conn))){
										$olson_tz  = $row['olson_tz'];

										echo"<br />";
										echo"<table border='1'>";
										echo"<tr>";
										echo"<td>Country Code:</td>";
										echo"<td>$countryCode</td>";
										echo"</tr>";
										echo"<tr>";
										echo"<td>Region Name:</td>";
										echo"<td>$regionName</td>";
										echo"</tr>";
										echo"<tr>";
										echo"<td>City Name:</td>";
										echo"<td>$cityName</td>";
										echo"</tr>";
										echo"<tr>";
										echo"<td>Olson Timezone:</td>";
										echo"<td>$olson_tz</td>";
										echo"</tr>";
										echo"</table>";
									}
								}
							}

							mysqli_close($conn);
						?>
						</body>
						</html>

					
						public partial class olson_Timezone : System.Web.UI.Page
						{
							string MyConnectionString = "datasource=localhost;port=3306;Database=;username=;password=";
							protected void Page_Load(object sender, EventArgs e)
							{
								MySqlConnection connection = new MySqlConnection(MyConnectionString);
								connection.Open();
								MySqlCommand SelectCommand = new MySqlCommand("select distinct country_code from ip2location_olson_timezone;", connection);
								MySqlDataAdapter adap = new MySqlDataAdapter(SelectCommand);
								DataTable dt = new DataTable();
								adap.Fill(dt);
								DropDownList3.DataSource = dt;
								DropDownList3.DataBind();
								DropDownList3.DataTextField = "country_code";
								DropDownList3.DataBind();
								select_RegionName();
							}

							public void select_RegionName()
							{
								MySqlConnection connection = new MySqlConnection(MyConnectionString);
								connection.Open();
								MySqlCommand SelectCommand2 = new MySqlCommand("select distinct region_name from ip2location_olson_timezone;", connection);
								MySqlDataAdapter adap2 = new MySqlDataAdapter(SelectCommand2);
								DataTable dt2 = new DataTable();
								adap2.Fill(dt2);
								DropDownList2.DataSource = dt2;
								DropDownList2.DataBind();
								DropDownList2.DataTextField = "region_name";
								DropDownList2.DataBind();
							}


							protected void check_Button(object sender, EventArgs e)
							{
							  if (Request.Form["DropDownList3"].ToString() == "")
								{
									myLabel.Text = "Country code is empty.";
								}
								else if (Request.Form["DropDownList2"].ToString() == "")
								{
									myLabel.Text = "Region name is empty.";
								}
								else if (city_name.Text == "")
								{
									myLabel.Text = "City name is empty.";
								}
								else {
									string selectedRegion = Request.Form["DropDownList2"].ToString();
									string selectedCountryCode = Request.Form["DropDownList3"].ToString();
									string cityName = city_name.Text;

									MySqlConnection connection = new MySqlConnection(MyConnectionString);
									connection.Open();
									string query = "Select olson_tz from ip2location_olson_timezone where country_code = '" + selectedCountryCode + "' AND region_name = @firstname AND city_name= @cityName";
									MySqlCommand SelectCommand2 = new MySqlCommand(query, connection);

									MySqlParameter param = new MySqlParameter();
									MySqlParameter param2 = new MySqlParameter();
									param.ParameterName = "@firstname";
									param.Value = selectedRegion;
									param2.ParameterName = "@cityName";
									param2.Value = cityName;
									SelectCommand2.Parameters.Add(param);
									SelectCommand2.Parameters.Add(param2);

									MySqlDataReader reader = SelectCommand2.ExecuteReader();

									if (reader.Read() == true)
									{
										myLabel.Text = "Country code: " + selectedCountryCode + "<br />Region name: " + selectedRegion + "<br />City Name: " + cityName + "<br />Olson Timezone: " + reader["olson_tz"].ToString();
									}
									else
									{ myLabel.Text = "Data not found."; }
								}
							}
						}
					
						Imports System.Data.SqlClient
						Imports System.Diagnostics.Eventing
						Imports MySql.Data.MySqlClient

						Public Class Form1

							Private Sub ddlCountryCode_SelectedIndexChanged(sender As Object, e As EventArgs) Handles MyBase.Load
								Dim connection As New MySqlConnection("Server=localhost;Database=;username=;password=")
								
								Dim sqlCommand As New MySqlCommand("select distinct country_code from ip2location_olson_timezone", connection)
								Dim adapter As New MySqlDataAdapter(sqlCommand)
								Dim table As New DataTable()

								adapter.Fill(table)
								ddlCountryCode.DataSource = table
								ddlCountryCode.DisplayMember = "country_code"
								ddlCountryCode.ValueMember = "country_code"
							End Sub


							Private Sub ddlRegionName_SelectedIndexChanged(sender As Object, e As EventArgs) Handles MyBase.Load
								Dim connection As New MySqlConnection("Server=localhost;Database=;username=;password=")

								Dim sqlCommand As New MySqlCommand("select distinct region_name from ip2location_olson_timezone", connection)
								Dim adapter As New MySqlDataAdapter(sqlCommand)
								Dim table As New DataTable()

								adapter.Fill(table)
								ddlRegionName.DataSource = table
								ddlRegionName.DisplayMember = "region_name"
								ddlRegionName.ValueMember = "country_code"
							End Sub

							Private Sub checkButton_Click(ByVal sender As Object, ByVal e As EventArgs) Handles checkButton.Click

								If (ddlCountryCode.Text = "") Then
									MessageBox.Show("Please choose the country code")

								ElseIf (ddlRegionName.Text = "") Then
									MessageBox.Show("Please choose the religion name")
								ElseIf (TextBox1.Text = "") Then
									MessageBox.Show("Please fill in the city name")
								Else
									Dim selected_CountryCode = ddlCountryCode.Text
									Dim selected_RegionName = ddlRegionName.Text
									Dim city_name = TextBox1.Text

									Dim connection As New MySqlConnection("Server=localhost;Database=;username=;password=")

									Dim sql As String = "Select olson_tz from ip2location_olson_timezone where country_code ='" & selected_CountryCode & "' AND region_name = @regionName AND city_name = @cityName"
									Dim Command As New MySqlCommand(sql, connection)

									Command.Parameters.AddWithValue("@regionName", selected_RegionName)
									Command.Parameters.AddWithValue("@cityName", city_name)

									Dim adapter As New MySqlDataAdapter(Command)
									Dim table As New DataTable()
									adapter.Fill(table)

									If (table.Rows.Count = 0) Then
										MessageBox.Show("No data")
									Else
										Label4.Text = "Country code:" + selected_CountryCode + Environment.NewLine + "Region name: " + selected_RegionName + Environment.NewLine + "City name: " + city_name + Environment.NewLine + "Olson Timezone: " + table.Rows(0)(0).ToString()
									End If
								End If
							End Sub
						End Class
					
						package ip2locationjava;
						import java.sql.Connection;
						import java.sql.DriverManager;
						import java.sql.PreparedStatement;
						import java.sql.ResultSet;
						import java.sql.SQLException;
						import java.sql.Statement;
						import java.util.Scanner;

						public class IP2LocationJava {

						public static void main(String[] args) {

						Scanner reader = new Scanner(System.in);  
						System.out.println("Enter your country code:");
						String countryCode = reader.nextLine();
						System.out.println("Enter your region name:");
						String regionName = reader.nextLine();
						System.out.println("Enter your city name:");
						String cityName = reader.nextLine();

						String databaseURL = "jdbc:mysql://localhost:3306/ip2location";
						String user = "root";
						String password = "";
						Connection conn = null;
						String data ="";
								
						try {
							Class.forName("com.mysql.jdbc.Driver");
							conn = DriverManager.getConnection(databaseURL, user, password);
	   
							PreparedStatement statement =conn.prepareStatement("select olson_tz from ip2location_olson_timezone where country_code='"+countryCode +"' AND region_name = ? AND city_name= ?");
							statement.setString(1, regionName);
							statement.setString(2, cityName);
							ResultSet rs = statement.executeQuery();
									
							if(rs.next() == true)
							{
								data = "Country code:"+ countryCode+"\nRegion name:"+regionName+"\nCity Name:"+cityName+"\nOlson Timezone " +  rs.getString("olson_tz");
								System.out.println(data);
							}else{
								   System.out.println("No data");
								}
						} catch (ClassNotFoundException ex) {
								System.out.println("Could not find database driver class");
								ex.printStackTrace();
						} catch (SQLException ex) {
								System.out.println("An error occurred.");
								ex.printStackTrace();
						} finally {
							if (conn != null) {
								try {
									conn.close();
								} catch (SQLException ex) {
									ex.printStackTrace();
									} 
							}
						  }
						}
						}

					

 

License Information

IP2Location™ is a registered trademark of HEXASOFT. All other trademarks are the property of their respective owners.

 

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