meituan

meituan.php

<?php

class Meituan 
{
    protected $testApiURL = 'http://test.waimaiopen.meituan.com/api/v1/';
    protected $apiURL = 'http://waimaiopen.meituan.com/api/v1/';
    protected $appid;
    protected $secretKey;

    public function __construct($appid, $secret)
    {
        $this->appid = $appid;
        $this->secretKey = $secret;
    }

    public function poiGetIds()
    {
        $url = $this->apiURL . 'poi/getids';
        return $this->request($this->getSignedURL($url));
    }

    public function poiMget($ids)
    {
        $url = $this->apiURL . 'poi/mget';
        if (is_array($ids)) {
            $ids = implode(',', $ids);
        }

        $postFields = array('app_poi_codes' => $ids);
        $signedURL = $this->getSignedURL($url, $postFields);

        return $this->request($signedURL);
    }

    public function poiTagList()
    {
        $url = $this->apiURL . 'poiTag/list';
        $signedURL = $this->getSignedURL($url);

        return $this->request($signedURL, array(), 'POST');
    }

    public function poiComment($shopid, $startTime, $endTime, $pageOffset, $pageSize)
    {
        $params = array(
            'app_poi_code' => $shopid,
            'start_time' => $startTime,
            'end_time' => $endTime,
            'pageoffset' => $pageOffset,
            'pagesize' => $pageSize
        );

        $url = $this->apiURL . 'poi/comment/app_poi_code';
        $signedURL = $this->getSignedURL($url, $params);

        return $this->request($signedURL);
    }

    protected function getSignedURL($url, $params = array())
    {
        // 添加应用级参数
        $params = is_array($params) ? $params : array();
        $params['app_id'] = $this->appid;
        $params['timestamp'] = time();
        ksort($params);

        // 生成请求参数，不使用 urlencode
        $httpQuery = urldecode(http_build_query($params));
        // 签名字符串
        $data = sprintf('%s?%s%s', $url, $httpQuery, $this->secretKey);
        // 生成签名
        $sign = md5($data);

        return sprintf('%s?%s&sig=%s', $url, urldecode($httpQuery), $sign);
    }

    protected function request($url, $params = array(), $method = 'GET')
    {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_HEADER, false);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        switch (strtoupper($method)) {
            case 'HEAD':
                curl_setopt($ch, CURLOPT_NOBODY, true);
                break;
            case 'GET':
                curl_setopt($ch, CURLOPT_HTTPGET, true);
                break;
            case 'POST':
                curl_setopt($ch, CURLOPT_POST, true);
                break;
            default:
                curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method);
        }
        if (!empty($params)) {
            curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($params));
        }

        $result = curl_exec($ch);

        if (curl_errno($ch)) {
            throw new RuntimeException(curl_error($ch));
        }

        return $result;
    }
}