90 lines
3.4 KiB
JavaScript
90 lines
3.4 KiB
JavaScript
/*****************************************************************************
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* Open MCT, Copyright (c) 2014-2017, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT is licensed under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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/*global define*/
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define([], function () {
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'use strict';
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/**
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* An example of using the `exportService`; queries for telemetry
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* and provides the results as a CSV file.
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* @param {platform/exporters.ExportService} exportService the
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* service which will handle the CSV export
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* @param {ActionContext} context the action's context
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* @constructor
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* @memberof example/export
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* @implements {Action}
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*/
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function ExportTelemetryAsCSVAction(exportService, context) {
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this.exportService = exportService;
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this.context = context;
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}
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ExportTelemetryAsCSVAction.prototype.perform = function () {
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var context = this.context,
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domainObject = context.domainObject,
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telemetry = domainObject.getCapability("telemetry"),
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metadata = telemetry.getMetadata(),
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domains = metadata.domains,
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ranges = metadata.ranges,
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exportService = this.exportService;
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function getName(domainOrRange) {
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return domainOrRange.name;
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}
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telemetry.requestData({}).then(function (series) {
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var headers = domains.map(getName).concat(ranges.map(getName)),
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rows = [],
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row,
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i;
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function copyDomainsToRow(row, index) {
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domains.forEach(function (domain) {
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row[domain.name] = series.getDomainValue(index, domain.key);
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});
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}
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function copyRangesToRow(row, index) {
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ranges.forEach(function (range) {
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row[range.name] = series.getRangeValue(index, range.key);
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});
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}
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for (i = 0; i < series.getPointCount(); i += 1) {
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row = {};
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copyDomainsToRow(row, i);
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copyRangesToRow(row, i);
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rows.push(row);
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}
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exportService.exportCSV(rows, { headers: headers });
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});
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};
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ExportTelemetryAsCSVAction.appliesTo = function (context) {
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return context.domainObject &&
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context.domainObject.hasCapability("telemetry");
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};
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return ExportTelemetryAsCSVAction;
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});
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