@oat-sa/tao-item-runner-qti/dist/qtiItem/core/Object.js

TAO QTI Item Runner modules

define(['taoQtiItem/qtiItem/core/Element', 'lodash', 'taoQtiItem/qtiItem/helper/rendererConfig'], function (Element, _, rendererConfig) { 'use strict';

    Element = Element && Object.prototype.hasOwnProperty.call(Element, 'default') ? Element['default'] : Element;
    _ = _ && Object.prototype.hasOwnProperty.call(_, 'default') ? _['default'] : _;
    rendererConfig = rendererConfig && Object.prototype.hasOwnProperty.call(rendererConfig, 'default') ? rendererConfig['default'] : rendererConfig;

    var QtiObject = Element.extend({
        qtiClass: 'object',
        getMediaType: function() {
            var type = 'undefined';
            var mimetype = this.attr('type');
            if (mimetype) {
                if (mimetype.indexOf('video') === 0) {
                    type = 'video';
                } else if (mimetype.indexOf('audio') === 0) {
                    type = 'audio';
                } else if (mimetype.indexOf('image') === 0) {
                    type = 'image';
                } else if (mimetype.indexOf('text/html') === 0) {
                    type = 'html';
                } else {
                    type = 'object';
                }
            }
            return type;
        },
        render: function() {
            var args = rendererConfig.getOptionsFromArguments(arguments),
                renderer = args.renderer || this.getRenderer(),
                defaultData = {};

            switch (this.getMediaType()) {
                case 'video':
                    defaultData.video = true;
                    break;
                case 'audio':
                    defaultData.audio = true;
                    break;
                case 'html':
                    defaultData.html = true;
                    break;
                case 'image':
                default:
                    defaultData.object = true;
            }

            defaultData.attributes = { data: renderer.resolveUrl(this.attr('data')) };
            defaultData.body = this._alt;

            return this._super(_.merge(defaultData, args.data), args.placeholder, args.subclass, renderer);
        },
        isEmpty: function() {
            return !this.attr('data');
        }
    });

    return QtiObject;

});