<?php
/*
* Copyright (c) 2009, Francis Li and Simona Brusa Pasque'
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above copyright
*       notice, this list of conditions and the following disclaimer in the
*       documentation and/or other materials provided with the distribution.
*     * Neither the name of the organization nor the
*       names of its contributors may be used to endorse or promote products
*       derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY Francis Li and Simona Brusa Pasque' ''AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Francis Li nor Simona Brusa Pasque'
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

require_once 'geoip/geoipcity.inc';

function get_location($addr) {
  $geoip = geoip_open(dirname(__FILE__).'/geoip/GeoLiteCity.dat', 
		      GEOIP_STANDARD);
  $location = array();
  $record = geoip_record_by_addr($geoip, $addr);
  if ($record && ($record->country_code == 'US')) {
    $location['state'] = $record->region;
    $location['postal_code'] = $record->postal_code;
    $location['latitude'] = $record->latitude;
    $location['longitude'] = $record->longitude;
  } else {
    $location['state'] = 'CA';
    $location['postal_code'] = '';
    $location['latitude'] = '';
    $location['longitude'] = '';
  }
  return $location;
}

?>