@l5i/dashjs/src/streaming/metrics/controllers/ReportingController.js

A reference client implementation for the playback of MPEG DASH via Javascript and compliant browsers.

/**
 * The copyright in this software is being made available under the BSD License,
 * included below. This software may be subject to other third party and contributor
 * rights, including patent rights, and no such rights are granted under this license.
 *
 * Copyright (c) 2013, Dash Industry Forum.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *  * Redistributions of source code must retain the above copyright notice, this
 *  list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *  this list of conditions and the following disclaimer in the documentation and/or
 *  other materials provided with the distribution.
 *  * Neither the name of Dash Industry Forum nor the names of its
 *  contributors may be used to endorse or promote products derived from this software
 *  without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY
 *  EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 *  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 *  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 *  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 *  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 */

import ReportingFactory from '../reporting/ReportingFactory';

function ReportingController(config) {

    let reporters = [];
    let instance;

    const reportingFactory = ReportingFactory(this.context).getInstance(config);

    function initialize(reporting, rangeController) {
        // "if multiple Reporting elements are present, it is expected that
        // the client processes one of the recognized reporting schemes."
        // to ignore this, and support multiple Reporting per Metric,
        // simply change the 'some' below to 'forEach'
        reporting.some(r => {
            let reporter = reportingFactory.create(r, rangeController);

            if (reporter) {
                reporters.push(reporter);
                return true;
            }
        });
    }

    function reset() {
        reporters.forEach(r => r.reset());
        reporters = [];
    }

    function report(type, vos) {
        reporters.forEach(r => r.report(type, vos));
    }

    instance = {
        initialize: initialize,
        reset:      reset,
        report:     report
    };

    return instance;
}

ReportingController.__dashjs_factory_name = 'ReportingController';
export default dashjs.FactoryMaker.getClassFactory(ReportingController); /* jshint ignore:line */