Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /home/corals/mcoil.corals.io/vendor/shippo/shippo-php/lib/Shippo/

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<?php

class CurlClient
{
    private static $instance;

    public static function instance()
    {
        if (!self::$instance) {
            self::$instance = new self();
        }
        return self::$instance;
    }

    public function request($method, $absUrl, $headers, $params)
    {
        $curl = curl_init();
        $method = strtolower($method);
        $curlOptions = array();
        
        // Request Method
        if ($method == 'get') {
            $curlOptions[CURLOPT_HTTPGET] = 1;
            if (count($params) > 0) {
                $encoded = self::encode($params);
                $absUrl = "$absUrl?$encoded";
            }
        } else if ($method == 'post') {
            $curlOptions[CURLOPT_POST] = 1;
            $curlOptions[CURLOPT_POSTFIELDS] = json_encode($params);  
        } else if ($method == 'put') {
            $curlOptions[CURLOPT_CUSTOMREQUEST] = 'PUT';
            $curlOptions[CURLOPT_POSTFIELDS] = json_encode($params);
        } else {
            throw new Error("Unrecognized method {$method}");
        }
        // echo("<br><br>ABSOLUTE URL: " . $absUrl . "<br><br>");
        $absUrl = Shippo_Util::utf8($absUrl);
        $curlOptions[CURLOPT_URL] = $absUrl;
        $curlOptions[CURLOPT_RETURNTRANSFER] = true;
        $curlOptions[CURLOPT_CONNECTTIMEOUT] = 30;
        $curlOptions[CURLOPT_TIMEOUT] = 80;
        $curlOptions[CURLOPT_HTTPHEADER] = $headers;
        
        curl_setopt_array($curl, $curlOptions);
        $httpBody = curl_exec($curl);
        
        $errorNum = curl_errno($curl);
        if ($errorNum == CURLE_SSL_CACERT || $errorNum == CURLE_SSL_PEER_CERTIFICATE || $errorNum == 77) {
            curl_setopt($curl, CURLOPT_CAINFO, dirname(__FILE__) . '/../cacert.pem');
            $httpBody = curl_exec($curl);
        }
        
        if ($httpBody === false) {
            $errorNum = curl_errno($curl);
            $message = curl_error($curl);
            curl_close($curl);
            $this->handleCurlError($errorNum, $message);
        }
        
        $httpStatus = curl_getinfo($curl, CURLINFO_HTTP_CODE);
        curl_close($curl);
        // echo("<br><br>RESPONSE<br><br>".$httpBody);
        // echo("<br><br>STATUS<br><br>".$httpStatus);
        return array(
            $httpBody,
            $httpStatus
        );
    }

    /**
     * @param array $arr An map of param keys to values.
     * @param string|null $prefix (It doesn't look like we ever use $prefix...)
     *
     * @returns string A querystring, essentially.
     */
    public static function encode($arr, $prefix = null)
    {
        if (!is_array($arr))
            return $arr;
        
        $r = array();
        foreach ($arr as $k => $v) {
            if (is_null($v))
                continue;
            
            if ($prefix && $k && !is_int($k))
                $k = $prefix . "[" . $k . "]";
            else if ($prefix)
                $k = $prefix . "[]";
            
            if (is_array($v)) {
                $r[] = self::encode($v, $k, true);
            } else {
                $r[] = urlencode($k) . "=" . urlencode($v);
            }
        }
        
        return implode("&", $r);
    }

    /**
     * @param number $errno
     * @param string $message
     * @throws Shippo_ApiConnectionError
     */
    public function handleCurlError($errno, $message)
    {
        $apiBase = Shippo::$apiBase;
        switch ($errno) {
            case CURLE_COULDNT_CONNECT:
            case CURLE_COULDNT_RESOLVE_HOST:
            case CURLE_OPERATION_TIMEOUTED:
                $msg = "Could not connect to Shippo ($apiBase).";
                break;
            default:
                $msg = "Unexpected error communicating with Shippo.  " . "If this problem persists,";
        }
        $msg .= " let us know by contacting us through our contact form.";
        $msg .= "\n\n(Network error [errno $errno]: $message)";
        throw new Shippo_ApiConnectionError($msg);
    }
}