wechat_class/Common.php at master · cshunke/wechat_class · GitHub

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<?php
/**
 * Created by PhpStorm.
 * User: shawn
 * Date: 2018/4/9
 * Time: 16:01
 */

namespace Home\Controller;


class Common
{
    /**
     * post请求
     * @param string $url      请求地址
     * @param array $post_data 请求数据
     * @param bool $is_json    是否是json流
     * @return mixed
     */
    protected function httpPost($url, $post_data, $is_json = true)
    {
        $curl = curl_init();
        curl_setopt($curl, CURLOPT_URL, $url);
        curl_setopt($curl, CURLOPT_HEADER, false);
        if ($is_json) {
            $post_data = json_encode($post_data);
            $header = array(
                'Content-type: application/json;charset=utf-8',
                'Content-Length: ' . strlen($post_data)
            );
            curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
        }
        curl_setopt($curl, CURLOPT_POST, true);
        curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
        $data = curl_exec($curl);
        curl_close($curl);
        return $data;

    }

    /**
     * get请求
     * @param string $url  请求地址
     * @return bool|string
     */
    protected function httpGet($url)
    {
        $curl = curl_init();
        curl_setopt($curl, CURLOPT_URL, $url);
        curl_setopt($curl, CURLOPT_HEADER, 1);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
        $data = curl_exec($curl);
        $headerSize = curl_getinfo($curl, CURLINFO_HEADER_SIZE);
        $info = substr($data, $headerSize);
        curl_close($curl);
        return $info;
    }

    /**
     * 根据类型返回数据
     * @param int | string $status 状态码
     * @param array | string $data 数据
     * @param string $msg          信息
     * @param string $type         类型
     */
    protected function ajaxReturn($status, $data, $msg = '', $type = 'JSON')
    {
        switch (strtoupper($type)) {
            case 'JSON' :
                // 返回JSON数据格式到客户端 包含状态信息
                header('Content-Type:application/json; charset=utf-8');
                $data = array('code' => $status, 'content' => $data, 'msg' => $msg);
                exit(json_encode($data));
            case 'XML'  :
                // 返回xml格式数据
                header('Content-Type:text/xml; charset=utf-8');
                exit($this->arrayToXml($data));
            case 'EVAL' :
                // 返回可执行的js脚本
                header('Content-Type:text/html; charset=utf-8');
                exit($data);
        }
    }


    /**
     * 数组转xml格式
     * @param $arr
     * @return string
     */
    protected function arrayToXml($arr)
    {
        $xml = "<xml>";
        foreach ($arr as $key => $val) {
            if (is_array($val)) {
                $xml .= "<" . $key . ">" . $this->arrayToXml($val) . "</" . $key . ">";
            } else {
                $xml .= "<" . $key . ">" . $val . "</" . $key . ">";
            }
        }
        $xml .= "</xml>";
        return $xml;
    }


}