jquery file upload

jquery-file-upload.js

  $(function () {
    $('#file-').fileupload({
      dataType: 'json',
      type: 'PATCH',
      acceptFileTypes: /(\.|\/)(mp4)$/i,
      minFileSize: 1000000,
      url:"/micro/events/#{@event.id}/episodes/#{@episode.id}/upload",
      progressall: function (e, data) {
        var progress = parseInt(data.loaded / data.total * 90, 10);
        console.log(progress);
        $('#progress .bar').css(
          'width',
          progress + '%'
        ).text(progress+'%');
      },
      progressServerRate: 0.5,
      progressServerDecayExp: 2,
      done: function (e, data) {
        console.log(data.result);
        $('#progress .bar').css(
          'width', '100%'
        ).text('已完成');
        $('#next-step').attr("disabled", false);
      },
      add: function(e, data) {
        var uploadErrors = [];
        var acceptFileTypes = /(\.|\/)(mp4)$/i;
        if(data.originalFiles[0]['type'].length && !acceptFileTypes.test(data.originalFiles[0]['type'])) {
          //alert('请输入MP4格式的视频文件');
          //return;
        }
        if(data.originalFiles[0]['size'].length && data.originalFiles[0]['size'] > 100000) {
          alert('上传文件不得超过');
          return;
        }
        if(uploadErrors.length > 0) {
          alert(uploadErrors.join("\n"));
        } else {
          data.submit();
        }
      },
    });
  });