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<?php
namespace MercadoPago;
use Exception;
/**
* Config Class Doc Comment
*
* @package MercadoPago
*/
class Config
extends Config\AbstractConfig
{
/**
* Available parsers
* @var array
*/
private $_supportedFileParsers = [
'MercadoPago\\Config\\Json',
'MercadoPago\\Config\\Yaml',
];
private $_restclient = null;
/**
* Default values
* @return array
*/
protected function getDefaults()
{
return [
'base_url' => 'https://api.mercadopago.com',
'CLIENT_ID' => '',
'CLIENT_SECRET' => '',
'USER_ID' => '',
'APP_ID' => '',
'ACCESS_TOKEN' => '',
'REFRESH_TOKEN' => '',
'sandbox_mode' => true,
];
}
/**
* @param null $path
*
* Static load method
* @return static
*/
public static function load($path = null)
{
return new static($path);
}
/**
* Config constructor.
*
* @param string|null $path
* @param null $restClient
*/
public function __construct($path = null, $restClient = null)
{
$this->data = [];
$this->_restclient = $restClient;
if (is_file($path ?? '')) {
$info = pathinfo($path);
$parts = explode('.', $info['basename']);
$extension = array_pop($parts);
$parser = $this->_getParser($extension);
foreach ((array)$parser->parse($path) as $key => $value) {
$this->set($key, $value);
}
}
parent::__construct($this->data);
}
/**
* @param $extension
*
* Get Parser depending on extension
* @return null
* @throws Exception
*/
private function _getParser($extension)
{
$parser = null;
foreach ($this->_supportedFileParsers as $fileParser) {
$tempParser = new $fileParser;
if (in_array($extension, $tempParser->getSupportedExtensions($extension))) {
$parser = $tempParser;
continue;
}
}
if ($parser === null) {
throw new Exception('Unsupported configuration format');
}
return $parser;
}
/**
* Set config value
* @param $key
* @param $value
*/
public function set($key, $value)
{
parent::set($key, $value);
if ($key == "ACCESS_TOKEN") {
$user = $this->getUserId($value);
parent::set('USER_ID', $user['id']);
parent::set('COUNTRY_ID', $user['country_id']);
}
if (parent::get('CLIENT_ID') != "" && parent::get('CLIENT_SECRET') != "" && empty(parent::get('ACCESS_TOKEN'))) {
$response = $this->getToken();
if (isset($response['access_token'])) {
parent::set('ACCESS_TOKEN', $response['access_token']);
$user = $this->getUserId($response['access_token']);
if (isset($user['id'])) {
parent::set('USER_ID', $user['id']);
}
}
}
}
/**
* @return mixed
*/
public function getUserId()
{
if (!$this->_restclient) {
$this->_restclient = new RestClient();
$this->_restclient->setHttpParam('address', $this->get('base_url'));
}
$response = $this->_restclient->get("/users/me");
return $response["body"];
}
/**
* Obtain token with key and secret
* @return mixed
*/
public function getToken()
{
if (!$this->_restclient) {
$this->_restclient = new RestClient();
}
$data = ['grant_type' => 'client_credentials',
'client_id' => $this->get('CLIENT_ID'),
'client_secret' => $this->get('CLIENT_SECRET')];
$this->_restclient->setHttpParam('address', $this->get('base_url'));
$response = $this->_restclient->post("/oauth/token", ['json_data' => json_encode($data)]);
return $response['body'];
}
/**
* Refresh token
* @return mixed
* //TODO check valid response with production credentials
*/
public function refreshToken()
{
if (!$this->_restclient) {
$this->_restclient = new RestClient();
}
$data = ['grant_type' => 'refresh_token',
'refresh_token' => $this->get('REFRESH_TOKEN'),
'client_secret' => $this->get('ACCESS_TOKEN')];
$this->_restclient->setHttpParam('address', $this->get('base_url'));
$response = $this->_restclient->post("/oauth/token", ['json_data' => json_encode($data)]);
if (isset($response['access_token']) && isset($response['refresh_token']) && isset($response['client_id']) && isset($response['client_secret'])) {
parent::set('ACCESS_TOKEN', $response['access_token']);
parent::set('REFRESH_TOKEN', $response['refresh_token']);
}
return $response['body'];
}
public function getData(){
return $this->data;
}
}
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