60 lines
1.2 KiB
JavaScript
60 lines
1.2 KiB
JavaScript
// Licensed under the MIT license, see LICENSE file.
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// Author: Per Malmberg (https://github.com/PerMalmberg)
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var NodeHelper = function( node ) {
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var myNode = node;
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var self = this;
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var decimal = /^\s*[+-]{0,1}\s*([\d]+(\.[\d]*)*)\s*$/
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this.ToBoolean = function( value ) {
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var res = false;
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if (typeof value === 'boolean') {
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res = value;
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}
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else if( typeof value === 'number' || typeof value === 'string' ) {
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// Is it formated as a decimal number?
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if( decimal.test( value ) ) {
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var v = parseFloat( value );
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res = v != 0;
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}
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else {
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res = value.toLowerCase() === "true";
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}
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}
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return res;
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};
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this.DisplayStatus = function( value ) {
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myNode.status(
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{
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fill: value ? "green" : "red",
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shape: value ? "dot" : "ring",
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text: value ? "true" : "false"
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}
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);
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};
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this.DisplayUnkownStatus = function() {
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myNode.status(
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{
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fill: "gray",
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shape: "dot",
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text: "Unknown"
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});
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};
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this.SetResult = function( value, optionalTopic ) {
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self.DisplayStatus( value );
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var msg = {
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topic: optionalTopic === undefined ? "result" : optionalTopic,
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payload: value
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};
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myNode.send(msg);
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};
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};
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module.exports = NodeHelper; |