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- <?php
- class geoPlugin {
- //the geoPlugin server
- var $host = 'http://www.geoplugin.net/php.gp?ip={IP}&base_currency={CURRENCY}';
- //the default base currency
- var $currency = 'USD';
- //initiate the geoPlugin vars
- var $ip = null;
- var $city = null;
- var $region = null;
- var $areaCode = null;
- var $dmaCode = null;
- var $countryCode = null;
- var $countryName = null;
- var $continentCode = null;
- var $latitude = null;
- var $longitude = null;
- var $currencyCode = null;
- var $currencySymbol = null;
- var $currencyConverter = null;
- function geoPlugin() {
- }
- function locate($ip = null) {
- global $_SERVER;
- if ( is_null( $ip ) ) {
- $ip = $_SERVER['REMOTE_ADDR'];
- }
- $host = str_replace( '{IP}', $ip, $this->host );
- $host = str_replace( '{CURRENCY}', $this->currency, $host );
- $data = array();
- $response = $this->fetch($host);
- $data = unserialize($response);
- //set the geoPlugin vars
- $this->ip = $ip;
- $this->city = $data['geoplugin_city'];
- $this->region = $data['geoplugin_region'];
- $this->areaCode = $data['geoplugin_areaCode'];
- $this->dmaCode = $data['geoplugin_dmaCode'];
- $this->countryCode = $data['geoplugin_countryCode'];
- $this->countryName = $data['geoplugin_countryName'];
- $this->continentCode = $data['geoplugin_continentCode'];
- $this->latitude = $data['geoplugin_latitude'];
- $this->longitude = $data['geoplugin_longitude'];
- $this->currencyCode = $data['geoplugin_currencyCode'];
- $this->currencySymbol = $data['geoplugin_currencySymbol'];
- $this->currencyConverter = $data['geoplugin_currencyConverter'];
- }
- function fetch($host) {
- if ( function_exists('curl_init') ) {
- //use cURL to fetch data
- $ch = curl_init();
- curl_setopt($ch, CURLOPT_URL, $host);
- curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
- curl_setopt($ch, CURLOPT_USERAGENT, 'geoPlugin PHP Class v1.0');
- $response = curl_exec($ch);
- curl_close ($ch);
- } else if ( ini_get('allow_url_fopen') ) {
- //fall back to fopen()
- $response = file_get_contents($host, 'r');
- } else {
- trigger_error ('geoPlugin class Error: Cannot retrieve data. Either compile PHP with cURL support or enable allow_url_fopen in php.ini ', E_USER_ERROR);
- return;
- }
- return $response;
- }
- function convert($amount, $float=2, $symbol=true) {
- //easily convert amounts to geolocated currency.
- if ( !is_numeric($this->currencyConverter) || $this->currencyConverter == 0 ) {
- trigger_error('geoPlugin class Notice: currencyConverter has no value.', E_USER_NOTICE);
- return $amount;
- }
- if ( !is_numeric($amount) ) {
- trigger_error ('geoPlugin class Warning: The amount passed to geoPlugin::convert is not numeric.', E_USER_WARNING);
- return $amount;
- }
- if ( $symbol === true ) {
- return $this->currencySymbol . round( ($amount * $this->currencyConverter), $float );
- } else {
- return round( ($amount * $this->currencyConverter), $float );
- }
- }
- function nearby($radius=10, $limit=null) {
- if ( !is_numeric($this->latitude) || !is_numeric($this->longitude) ) {
- trigger_error ('geoPlugin class Warning: Incorrect latitude or longitude values.', E_USER_NOTICE);
- return array( array() );
- }
- $host = "http://www.geoplugin.net/extras/nearby.gp?lat=" . $this->latitude . "&long=" . $this->longitude . "&radius={$radius}";
- if ( is_numeric($limit) )
- $host .= "&limit={$limit}";
- return unserialize( $this->fetch($host) );
- }
- }
- ?>
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