发送HTTP请求方法- 留着自用

/**
     * 发送HTTP请求方法，目前只支持CURL发送请求
     * @param  string $url    请求URL
     * @param  array  $data   POST的数据，GET请求时该参数无效
     * @param  array  $param  GET参数数组
     * @param  string $method 请求方法GET/POST
     * @return array          响应数据
     */
    public function https_request($url, $data, $param = '', $method = 'POST')
    {
        $opts = array(
            CURLOPT_TIMEOUT        => 4,
            CURLOPT_RETURNTRANSFER => 1,
            CURLOPT_SSL_VERIFYPEER => false,
            CURLOPT_SSL_VERIFYHOST => false,
        );

        /* 根据请求类型设置特定参数 */
        if (!empty($param)) {
            $opts[CURLOPT_URL] = $url . '?' . http_build_query($param);
        } else {
            $opts[CURLOPT_URL] = $url;
        }

        if (strtoupper($method) == 'POST') {
            $opts[CURLOPT_POST] = 1;
            $opts[CURLOPT_POSTFIELDS] = $data;
        }

        /* 初始化并执行curl请求 */
        $ch = curl_init();
        curl_setopt_array($ch, $opts);
        $header = array ();
        $header [] = 'Host:www.XXXX.co';
        $header [] = 'Connection: keep-alive';
        $header [] = 'Accept:text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8';
        $header [] = 'Accept-Language: zh-CN,zh;q=0.8';
        $header [] = 'Accept-Charset: GBK,utf-8;q=0.7,*;q=0.3';
        $header [] = 'Cache-Control:max-age=0';
        $header [] = 'Cookie:t_skey=p5gdu1nrke856futitemkld661; t__CkCkey_=29f7d98';
        $header [] = 'Content-Type:application/x-www-form-urlencoded';
        curl_setopt ( $ch, CURLOPT_HTTPHEADER, $header );
        $data  = curl_exec($ch);
        $error = curl_error($ch);
        curl_close($ch);

        //发生错误，抛出异常
        if ($error) return false;

        return  $data;
    }