Method getMapInfo

src/openlayers/mapping/WebMap.js:298–318

* @private * @function WebMap.prototype.getMapInfo * @description 获取地图的json信息 * @param {string} url - 请求地图的url

(url)

   * @param {string} url - 请求地图的url
   */
  getMapInfo(url) {
    let that = this,
      mapUrl = url;
    if (url.indexOf('.json') === -1) {
      url = this.handleJSONSuffix(url);
      //传递过来的url,没有包括.json,在这里加上。
      mapUrl = url;
    }
    FetchRequest.get(that.getRequestUrl(mapUrl), null, {
      withCredentials: that.isCredentail(mapUrl)
    })
      .then(function (response) {
        return response.json();
      })
      .then(function (mapInfo) {
        that.getMapInfoSuccess(mapInfo);
      })
      .catch(function (error) {
        that.errorCallback && that.errorCallback(error, 'getMapFaild', that.map);
      });
  }

  /**
   * @private