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Geo Location Plugin for Local DB

Derek Jones edited this page Jul 5, 2012 · 7 revisions

Category:Contributions::Plugins::Miscellaneous | Category:Plugin::Geo Locator Local Database

A simple plug-in to get user's geo location details by current / given IP address

Following plug-in is based on Geo Location By IP Which is based on IP Address Geolocation XML API

[size=4]Installation[/size]

  • Database needs to be autoload from CI config.
  • Download the tables from ipinfodb.com.
  • Import the unzipped SQL file into your database.
  • Copy the code and create a file as [em]geo_location_db_pi.php[/em], Place the file into your system/plugins folder.
<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
/**
* Geo Location Plugin for Local DB
*
* @package            CodeIgniter
* @author            Remko Posthuma
* @subpackage        System
* @category            Plugin
* @since            Version 1.0
* @filesource
*/

// ------------------------------------------------------------------------

/*    
Instructions:

Database needs to be autoload from CI config.

Download the 'Complete (City)' IP database SQL from:
    http://www.ipinfodb.com/ip_database.php

Import the data into your MySQL database using the SQL statement and check if 
the table 'ip_group_city' is created 

Load the plugin using:
     $this->load->plugin('geo_location_db');

Once loaded you can get user's geo location details by given IP address:
    $ip = $this->input->ip_address();
    $geo_data = get_geolocation($ip);
    
    echo "Country code : ".$geo_data->country_name."<br>\n";
    echo "Country name : ".$geo_data->city."<br>\n";
    echo "Latitude     : ".$geo_data->latitude."<br>\n";
    echo "Longitude    : ".$geo_data->longitude."<br>\n";
    ...

Or let the plugin detect the ip
    $geo_data = get_geolocation_get_ip();

    echo "Country code : ".$geo_data->country_name."<br>\n";
    echo "Country name : ".$geo_data->city."<br>\n";
    echo "Latitude     : ".$geo_data->latitude."<br>\n";
    echo "Longitude    : ".$geo_data->longitude."<br>\n";
    ...

RETURNED DATA

The get_geolocation() and get_geolocation_get_ip() function returns an associative array.
Use var_dump the check the structure
*/


/**
* Get Geo Location by Given/Current IP address for local database
*
* @access    public
* @param    string
* @return    array
*/

if (!function_exists('get_geolocation')) {
    function get_geolocation_get_ip()
    {
        $CI             =& get_instance();
        $ip             = $CI->input->ip_address();
        $geo_data         = get_geolocation($ip);
        return($geo_data);
    }
    function get_geolocation($ip) {
        $CI             =& get_instance();
        $sql            = 'SELECT * FROM `ip_group_city` where `ip_start` <= INET_ATON('."'".$CI->db->escape_str($ip)."'".') order by ip_start desc limit 1;';
        $query             = $CI->db->query($sql);
        if ($query->num_rows() == 1)
        {
            $row = $query->row();
            $result->ip                    = ($ip);
            $result->code                = 'OK';
            $result->country_code        = ($row->country_code);
            $result->country_name        = ($row->country_name);
            $result->region_name        = ($row->region_name);
            $result->city                = ($row->city);
            $result->zip_postal_code    = ($row->zipcode);
            $result->latitude            = ($row->latitude);
            $result->longitude            = ($row->longitude);
            $result->timezone            = ($row->timezone);
            $result->gmtoffset            = ($row->gmtOffset);
            $result->dstoffset            = ($row->dstOffset);
        } else {
            $result->ip                    = ($ip);
            $result->code                = 'IP NOT FOUND';
            $result->country_code        = '';
            $result->country_name        = '';
            $result->region_name        = '';
            $result->city                = '';
            $result->zip_postal_code    = '';
            $result->latitude            = '';
            $result->longitude            = '';
            $result->timezone            = '';
            $result->gmtoffset            = '';
            $result->dstoffset            = '';
        }
        return($result);
    }
}
/* End of file geo_location_db_pi.php */
/* Location: ./system/plugins/geo_location_db_pi.php */
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