code: function (args) {
        var $this = this;
        var dataImport = args[1];
        var ret = [];
        $.each(dataImport, function (index, data) {
          $.each(data.periods, function (index, period) {
            var parent = $('.jqs-day', $this.element).eq(data.day);
            var options = {};
            var height, position;
            if ($.isArray(period)) {
              position = $this.positionFormat(period[0]);
              height = $this.positionFormat(period[1]);
            } else {
              position = $this.positionFormat(period.start);
              height = $this.positionFormat(period.end);
              options = period;
            }
  
            if (height === 0) {
              height = $this.periodHeight;
            }
  
            var status = true;
            if (!$this.add(parent, position, height - position, options)) {
              status = false;
            }
  
            ret.push({
              day: data.day,
              period: [
                $this.periodFormat(position),
                $this.periodFormat(height)
              ],
              status: status
            });
          });
        });
  
        return JSON.stringify(ret);
      }
docs: Import data on plugin init
  @param args
  @returns {Array}