मैंने "चंद्र नक्का" उत्तर पर आधारित एक कक्षा लिखी है। उम्मीद है कि यह लोगों की मदद कर सकता है यह एक सत्र के लिए जियोलुगिन से जानकारी बचाता है इसलिए जानकारी को याद करते समय लोड बहुत तेज होता है। यह एक निजी सरणी में मानों को सहेजता है इसलिए उसी कोड में याद रखना सबसे तेज़ है क्योंकि यह हो सकता है।
class Geo {
private $_ip = null;
private $_useSession = true;
private $_sessionNameData = 'GEO_SESSION_DATA';
private $_hasError = false;
private $_geoData = [];
const PURPOSE_SUPPORT = [
"all", "*", "location",
"request",
"latitude",
"longitude",
"accuracy",
"timezonde",
"currencycode",
"currencysymbol",
"currencysymbolutf8",
"country",
"countrycode",
"state", "region",
"city",
"address",
"continent",
"continentcode"
];
const CONTINENTS = [
"AF" => "Africa",
"AN" => "Antarctica",
"AS" => "Asia",
"EU" => "Europe",
"OC" => "Australia (Oceania)",
"NA" => "North America",
"SA" => "South America"
];
function __construct($ip = null, $deepDetect = true, $useSession = true)
{
// define the session useage within this class
$this->_useSession = $useSession;
$this->_startSession();
// define a ip as far as possible
$this->_ip = $this->_defineIP($ip, $deepDetect);
// check if the ip was set
if (!$this->_ip) {
$this->_hasError = true;
return $this;
}
// define the geoData
$this->_geoData = $this->_fetchGeoData();
return $this;
}
function get($purpose)
{
// making sure its lowercase
$purpose = strtolower($purpose);
// makeing sure there are no error and the geodata is not empty
if ($this->_hasError || !count($this->_geoData) && !in_array($purpose, self::PURPOSE_SUPPORT)) {
return 'error';
}
if (in_array($purpose, ['*', 'all', 'location'])) {
return $this->_geoData;
}
if ($purpose === 'state') $purpose = 'region';
return (isset($this->_geoData[$purpose]) ? $this->_geoData[$purpose] : 'missing: '.$purpose);
}
private function _fetchGeoData()
{
// check if geo data was set before
if (count($this->_geoData)) {
return $this->_geoData;
}
// check possible session
if ($this->_useSession && ($sessionData = $this->_getSession($this->_sessionNameData))) {
return $sessionData;
}
// making sure we have a valid ip
if (!$this->_ip || $this->_ip === '127.0.0.1') {
return [];
}
// fetch the information from geoplusing
$ipdata = @json_decode($this->curl("http://www.geoplugin.net/json.gp?ip=" . $this->_ip));
// check if the data was fetched
if (!@strlen(trim($ipdata->geoplugin_countryCode)) === 2) {
return [];
}
// make a address array
$address = [$ipdata->geoplugin_countryName];
if (@strlen($ipdata->geoplugin_regionName) >= 1)
$address[] = $ipdata->geoplugin_regionName;
if (@strlen($ipdata->geoplugin_city) >= 1)
$address[] = $ipdata->geoplugin_city;
// makeing sure the continentCode is upper case
$continentCode = strtoupper(@$ipdata->geoplugin_continentCode);
$geoData = [
'request' => @$ipdata->geoplugin_request,
'latitude' => @$ipdata->geoplugin_latitude,
'longitude' => @$ipdata->geoplugin_longitude,
'accuracy' => @$ipdata->geoplugin_locationAccuracyRadius,
'timezonde' => @$ipdata->geoplugin_timezone,
'currencycode' => @$ipdata->geoplugin_currencyCode,
'currencysymbol' => @$ipdata->geoplugin_currencySymbol,
'currencysymbolutf8' => @$ipdata->geoplugin_currencySymbol_UTF8,
'city' => @$ipdata->geoplugin_city,
'region' => @$ipdata->geoplugin_regionName,
'country' => @$ipdata->geoplugin_countryName,
'countrycode' => @$ipdata->geoplugin_countryCode,
'continent' => self::CONTINENTS[$continentCode],
'continentcode' => $continentCode,
'address' => implode(", ", array_reverse($address))
];
if ($this->_useSession) {
$this->_setSession($this->_sessionNameData, $geoData);
}
return $geoData;
}
private function _startSession()
{
// only start a new session when the status is 'none' and the class
// requires a session
if ($this->_useSession && session_status() === PHP_SESSION_NONE) {
session_start();
}
}
private function _defineIP($ip, $deepDetect)
{
// check if the ip was set before
if ($this->_ip) {
return $this->_ip;
}
// check if the ip given is valid
if (filter_var($ip, FILTER_VALIDATE_IP)) {
return $ip;
}
// try to get the ip from the REMOTE_ADDR
$ip = filter_input(INPUT_SERVER, 'REMOTE_ADDR', FILTER_VALIDATE_IP);
// check if we need to end the search for a IP if the REMOTE_ADDR did not
// return a valid and the deepDetect is false
if (!$deepDetect) {
return $ip;
}
// try to get the ip from HTTP_X_FORWARDED_FOR
if (($ip = filter_input(INPUT_SERVER, 'HTTP_X_FORWARDED_FOR', FILTER_VALIDATE_IP))) {
return $ip;
}
// try to get the ip from the HTTP_CLIENT_IP
if (($ip = filter_input(INPUT_SERVER, 'HTTP_CLIENT_IP', FILTER_VALIDATE_IP))) {
return $ip;
}
return $ip;
}
private function _hasSession($key, $filter = FILTER_DEFAULT)
{
return (isset($_SESSION[$key]) ? (bool)filter_var($_SESSION[$key], $filter) : false);
}
private function _getSession($key, $filter = FILTER_DEFAULT)
{
if ($this->_hasSession($key, $filter)) {
$value = filter_var($_SESSION[$key], $filter);
if (@json_decode($value)) {
return json_decode($value, true);
}
return filter_var($_SESSION[$key], $filter);
} else {
return false;
}
}
private function _setSession($key, $value)
{
if (is_array($value)) {
$value = json_encode($value);
}
$_SESSION[$key] = $value;
}
function emptySession($key) {
if (!$this->_hasSession($key)) {
return;
}
$_SESSION[$key] = null;
unset($_SESSION[$key]);
}
function curl($url)
{
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$output = curl_exec($ch);
curl_close($ch);
return $output;
}
}
इस वर्ग के साथ 'ऑप' प्रश्न का उत्तर देकर आप कॉल कर सकते हैं
$country = (new \Geo())->get('country'); // United Kingdom
और उपलब्ध अन्य गुण हैं:
$geo = new \Geo('185.35.50.4');
var_dump($geo->get('*')); // allias all / location
var_dump($geo->get('country'));
var_dump($geo->get('countrycode'));
var_dump($geo->get('state')); // allias region
var_dump($geo->get('city'));
var_dump($geo->get('address'));
var_dump($geo->get('continent'));
var_dump($geo->get('continentcode'));
var_dump($geo->get('request'));
var_dump($geo->get('latitude'));
var_dump($geo->get('longitude'));
var_dump($geo->get('accuracy'));
var_dump($geo->get('timezonde'));
var_dump($geo->get('currencyCode'));
var_dump($geo->get('currencySymbol'));
var_dump($geo->get('currencySymbolUTF8'));
रिटर्निंग
array(15) {
["request"]=>
string(11) "185.35.50.4"
["latitude"]=>
string(7) "51.4439"
["longitude"]=>
string(7) "-0.1854"
["accuracy"]=>
string(2) "50"
["timezonde"]=>
string(13) "Europe/London"
["currencycode"]=>
string(3) "GBP"
["currencysymbol"]=>
string(2) "£"
["currencysymbolutf8"]=>
string(2) "£"
["city"]=>
string(10) "Wandsworth"
["region"]=>
string(10) "Wandsworth"
["country"]=>
string(14) "United Kingdom"
["countrycode"]=>
string(2) "GB"
["continent"]=>
string(6) "Europe"
["continentcode"]=>
string(2) "EU"
["address"]=>
string(38) "Wandsworth, Wandsworth, United Kingdom"
}
string(14) "United Kingdom"
string(2) "GB"
string(10) "Wandsworth"
string(10) "Wandsworth"
string(38) "Wandsworth, Wandsworth, United Kingdom"
string(6) "Europe"
string(2) "EU"
string(11) "185.35.50.4"
string(7) "51.4439"
string(7) "-0.1854"
string(2) "50"
string(13) "Europe/London"
string(3) "GBP"
string(2) "£"
string(2) "£"