Common jQuery Ajax method wrapper

requestWithAjax.js

/**
 * 公用 ajax 请求
 */
request: function (options) {
  var defaultOptions = {
    beforeSend: function (xhr) {
      xhr.setRequestHeader('accept', 'application/json');
      xhr.setRequestHeader('Accept-Language', 'en');
    },
    type: 'post',
    contentType: 'application/json;charset=utf-8'
  };
  $.extend(defaultOptions, options);
  var tempUrl = defaultOptions.url;
  if (defaultOptions.url.indexOf('http://') === -1) {
    tempUrl = baseUrl + defaultOptions.url
  }
  data = JSON.stringify(defaultOptions.data || {});

  $.ajax({
    beforeSend: defaultOptions.beforeSend,
    url: tempUrl,
    type: defaultOptions.type,
    data: data,
    contentType: defaultOptions.contentType,
    timeout: 15000,
    success: function (data) {
      if (typeof data === 'string') {
        try {
          data = JSON.stringify(data);
        } catch (err) {
          data = {
            resultCode: '00001',
            resultMsg: '返回数据格式错误',
            resultData: null
          }
        }
      }
      if (data.resultCode === '00003' || data.resultCode === '00002') { // 登录过期，
        location.href = 'login.html';
        return;
      } else if (data.resultCode === '00004') { //没有权限
        $.msgbox('没有权限');
        return
      } else if (data.resultCode === '00000') {
        defaultOptions.success && defaultOptions.success(data);
      } else {
        defaultOptions.error && defaultOptions.error(data);
      }
    },
    error: function (xhr, err, msg) {
      defaultOptions.error && defaultOptions.error({
        resultCode: '00001',
        resultMsg: '网络错误',
        resultData: null
      });
    }
  })
}