mirror of
https://github.com/node-red/node-red-nodes.git
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57 lines
1.9 KiB
JavaScript
57 lines
1.9 KiB
JavaScript
/**
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* Copyright 2013 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* 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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*
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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,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var RED = require("../../red/red");
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var SunCalc = require('suncalc');
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function SunNode(n) {
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RED.nodes.createNode(this,n);
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this.lat = n.lat;
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this.lon = n.lon;
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this.start = n.start;
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this.end = n.end;
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var node = this;
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var oldval = null;
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this.tick = setInterval(function() {
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var now = new Date();
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var hour = now.getHours();
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var mins = now.getMinutes();
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var times = SunCalc.getTimes(now, node.lat, node.lon);
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var hour1 = times[node.start].getHours();
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var mins1 = times[node.start].getMinutes();
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var hour2 = times[node.end].getHours();
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var mins2 = times[node.end].getMinutes();
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var e1 = (hour*60+mins) - (hour1*60+mins1);
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var e2 = (hour*60+mins) - (hour2*60+mins2);
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var moon = parseInt(SunCalc.getMoonFraction(now)*100)/100;
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msg = { payload:0, topic:"sun", moon:moon };
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if ((e1 > 0) & (e2 < 0)) { msg.payload = 1; }
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if (oldval == null) { oldval = msg.payload; }
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if (msg.payload != oldval) {
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oldval = msg.payload;
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msg2 = msg;
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node.send( [msg,msg2] );
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}
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else { node.send(msg); }
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}, 60000);
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this.on("close", function() {
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clearInterval(this.tick);
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});
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}
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RED.nodes.registerType("sunrise",SunNode);
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