php使用curl发送请求

 

source code:

/**
     * 执行一个 HTTP 请求
     *
     * @param string    $url    执行请求的URL
     * @param mixed $params 表单参数
     *                          可以是array, 也可以是经过url编码之后的string
     * @param mixed $cookie cookie参数
     *                          可以是array, 也可以是经过拼接的string
     * @param string    $method 请求方法 post / get
     * @param string    $protocol http协议类型 http / https
     * @return array 结果数组
     */
    static public function makeRequest($url, $params, $cookie, $method='post', $protocol='http')
    {
        $query_string = self::makeQueryString($params);
        $cookie_string = self::makeCookieString($cookie);
        $ch = curl_init();
        if ('get' == $method)
        {
            curl_setopt($ch, CURLOPT_URL, "$url?$query_string");
        }
        if ($protocol == 'https'){
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        }
        else
        {
            curl_setopt($ch, CURLOPT_URL, $url);
            curl_setopt($ch, CURLOPT_POST, true);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $query_string);
        }
        curl_setopt($ch, CURLOPT_HEADER, false);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 3);
    //  curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
        // disable 100-continue
        curl_setopt($ch, CURLOPT_HTTPHEADER, array('Expect:'));

        if (!emptyempty($cookie_string))
        {
            curl_setopt($ch, CURLOPT_COOKIE, $cookie_string);
        }

        if ('https' == $protocol)
        {
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        }

        $ret = curl_exec($ch);
        $err = curl_error($ch);

        if (false === $ret || !emptyempty($err))
        {
            $errno = curl_errno($ch);
            $info = curl_getinfo($ch);
            curl_close($ch);

            return array(
                'result' => false,
                'errno' => $errno,
                'msg' => $err,
                'info' => $info,
            );
        }

        curl_close($ch);

        return array(
            'result' => true,
            'msg' => $ret,
        );

    }