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<?php
/*
Copyright (c) 2009-2014 F3::Factory/Bong Cosca, All rights reserved.
This file is part of the Fat-Free Framework (http://fatfree.sf.net).
THE SOFTWARE AND DOCUMENTATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF
ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
PURPOSE.
Please see the license.txt file for more information.
*/
namespace Web;
//! Geo plug-in
class Geo extends \Prefab {
/**
* Return information about specified Unix time zone
* @return array
* @param $zone string
**/
function tzinfo($zone) {
$ref=new \DateTimeZone($zone);
$loc=$ref->getLocation();
$trn=$ref->getTransitions($now=time(),$now);
$out=array(
'offset'=>$ref->
getOffset(new \DateTime('now',new \DateTimeZone('GMT')))/3600,
'country'=>$loc['country_code'],
'latitude'=>$loc['latitude'],
'longitude'=>$loc['longitude'],
'dst'=>$trn[0]['isdst']
);
unset($ref);
return $out;
}
/**
* Return geolocation data based on specified/auto-detected IP address
* @return array|FALSE
* @param $ip string
**/
function location($ip=NULL) {
$fw=\Base::instance();
$web=\Web::instance();
if (!$ip)
$ip=$fw->get('IP');
$public=filter_var($ip,FILTER_VALIDATE_IP,
FILTER_FLAG_IPV4|FILTER_FLAG_IPV6|
FILTER_FLAG_NO_RES_RANGE|FILTER_FLAG_NO_PRIV_RANGE);
if (function_exists('geoip_db_avail') &&
geoip_db_avail(GEOIP_CITY_EDITION_REV1) &&
$out=@geoip_record_by_name($ip)) {
$out['request']=$ip;
$out['region_code']=$out['region'];
$out['region_name']=geoip_region_name_by_code(
$out['country_code'],$out['region']);
unset($out['country_code3'],$out['region'],$out['postal_code']);
return $out;
}
if (($req=$web->request('http://www.geoplugin.net/json.gp'.
($public?('?ip='.$ip):''))) &&
$data=json_decode($req['body'],TRUE)) {
$out=array();
foreach ($data as $key=>$val)
if (!strpos($key,'currency') && $key!=='geoplugin_status'
&& $key!=='geoplugin_region')
$out[$fw->snakecase(substr($key, 10))]=$val;
return $out;
}
return FALSE;
}
/**
* Return weather data based on specified latitude/longitude
* @return array|FALSE
* @param $latitude float
* @param $longitude float
**/
function weather($latitude,$longitude) {
$fw=\Base::instance();
$web=\Web::instance();
$query=array(
'lat'=>$latitude,
'lng'=>$longitude,
'username'=>$fw->hash($fw->get('IP'))
);
return ($req=$web->request(
'http://ws.geonames.org/findNearByWeatherJSON?'.
http_build_query($query))) &&
($data=json_decode($req['body'],TRUE)) &&
isset($data['weatherObservation'])?
$data['weatherObservation']:
FALSE;
}
}
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