HTTPHelper

HTTPHelper.php

<?php

namespace common\helpers;

/**
 * HttpHelper provides an interface to make HTTP request
 */

class HTTPHelper
{
    public static function GET($url, $params=[], $options=[])
    {
        return self::request($url, $params, $options);
    }

    public static function POST($url, $params=[], $options=[])
    {
        return self::request($url, $params, $options);
    }

    public static function PUT($url, $params=[], $options=[])
    {
        return self::request($url, $params, $options);
    }

    public static function DELETE($url, $params=[], $options=[])
    {
        return self::request($url, $params, $options);
    }

    private static function request($url, $params=[], $options=[])
    {
        $options = self::make_options($url, $params, $options);

        return self::curl_request($options);
    }


    private static function curl_request($options)
    {
        $ch = curl_init();

        self::set_curl_options($ch, $options);

        $response = curl_exec($ch);
        $curl_info = curl_getinfo($ch);
        $curl_info['body'] = $response;
        $curl_info['request_type'] = $options['request_type'];
        $curl_info['query'] = $options['query'];

        curl_close($ch);

        return $curl_info;
    }

    private static function make_options($url, $params, $options)
    {
        $caller = debug_backtrace();
        $caller = $caller[2];

        $query = http_build_query($params);

        if ($caller['function'] === 'GET') {
            $options['url'] = $url . "?" . $query;
        } else {
            $options['url'] = $url;
        }

        $options['query'] = $query;
        $options['request_type'] = $caller['function'];

        return $options;
    }

    private static function set_curl_options(&$ch, $options=[])
    {
        $isPostRequestType = isset($options['request_type']) && $options['request_type'] !== "GET";

        curl_setopt($ch, CURLOPT_URL, $options['url']);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HEADER, $options['with_headers'] ?? false);

        if (!empty($options['headers'])) {
            curl_setopt($ch, CURLOPT_HTTPHEADER, $options['headers']);
        }

        if ($isPostRequestType) {
            curl_setopt($ch, CURLOPT_POST, true);
            curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $options['request_type'] ?? 'GET');
            curl_setopt($ch, CURLOPT_POSTFIELDS, $options['query']);
        }
    }
}