<?php

/**
 * http请求函数
 *
 * 
 *
 */

defined('InShopNC') or exit('Access Invalid!');

function http_request($url, $params = array(), $method = 'GET', $multi = false, $extheaders = array()) 
{
    if (!function_exists('curl_init')) {  
        return NULL;
    }

    $method = strtoupper($method);
    $ci = curl_init();
    curl_setopt($ci, CURLOPT_USERAGENT, 'PHP-SDK OAuth2.0');
    curl_setopt($ci, CURLOPT_CONNECTTIMEOUT, 3);
    curl_setopt($ci, CURLOPT_TIMEOUT, 3);
    curl_setopt($ci, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ci, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ci, CURLOPT_SSL_VERIFYHOST, false);
    curl_setopt($ci, CURLOPT_HEADER, false);
    $headers = (array) $extheaders;
    switch ($method) 
    {
        case 'POST':
            curl_setopt($ci, CURLOPT_POST, TRUE);
            if (!empty($params)) 
            {
                if ($multi) 
                {
                    foreach ($multi as $key => $file) {
                        $params[$key] = '@' . $file;
                    }
                    curl_setopt($ci, CURLOPT_POSTFIELDS, $params);
                    $headers[] = 'Expect: ';
                } 
                else 
                {
                    curl_setopt($ci, CURLOPT_POSTFIELDS, http_build_query($params));
                }
            }
            break;
        case 'DELETE':
        case 'GET':
            $method == 'DELETE' && curl_setopt($ci, CURLOPT_CUSTOMREQUEST, 'DELETE');
            if (!empty($params)) {
                $url = $url . (strpos($url, '?') ? '&' : '?')
                        . (is_array($params) ? http_build_query($params) : $params);
            }
            echo $url;
            break;
    }
    curl_setopt($ci, CURLINFO_HEADER_OUT, TRUE);
    curl_setopt($ci, CURLOPT_URL, $url);
    if ($headers) {
        curl_setopt($ci, CURLOPT_HTTPHEADER, $headers);
    }

    $response = curl_exec($ci);
    curl_close($ci);
    return $response;
}

function http_post_data($url, $body, $headers = array())
{
    if (!function_exists('curl_init')) {
        return false;
    }

    $ci = curl_init();
    curl_setopt($ci, CURLOPT_USERAGENT, 'PHP-SDK OAuth2.0');
    curl_setopt($ci, CURLOPT_CONNECTTIMEOUT, 3);
    curl_setopt($ci, CURLOPT_TIMEOUT, 3);
    curl_setopt($ci, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ci, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ci, CURLOPT_SSL_VERIFYHOST, false);
    curl_setopt($ci, CURLOPT_HEADER, false);

    curl_setopt($ci, CURLOPT_POSTFIELDS, $body);

    curl_setopt($ci, CURLINFO_HEADER_OUT, TRUE);
    curl_setopt($ci, CURLOPT_URL, $url);
    if (!empty($headers)) {
        $val = implode(',',$headers);
        Log::record("post oms header={$val}",Log::DEBUG);
        curl_setopt($ci, CURLOPT_HTTPHEADER, $headers);
    }

    $response = curl_exec($ci);
    curl_close($ci);
    return $response;
}