mirror of
https://github.com/node-red/node-red.git
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68 lines
1.9 KiB
JavaScript
68 lines
1.9 KiB
JavaScript
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/**
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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 operators = {
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'eq':function(a,b) { return a == b; },
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'neq':function(a,b) { return a != b; },
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'lt':function(a,b) { return a < b; },
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'lte':function(a,b) { return a <= b; },
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'gt':function(a,b) { return a > b; },
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'gte':function(a,b) { return a >= b; },
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'btwn':function(a,b,c) { return a >= b && a <= c; },
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'cont':function(a,b) { return (a+"").indexOf(b) != -1; },
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'regex': function(a,b) { return (a+"").match(new RegExp(b)); },
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'true': function(a) { return a === true; },
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'false': function(a) { return a === false; },
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'null': function(a) { return a === null; },
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'nnull': function(a) { return a !== null; }
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};
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function SwitchNode(n) {
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RED.nodes.createNode(this,n);
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this.rules = n.rules;
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this.property = n.property;
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this.ruleFuncs = [];
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for (var i=0;i<this.rules.length;i+=1) {
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}
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var node = this;
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this.on('input',function(msg) {
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var onward = [];
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for (var i=0;i<node.rules.length;i+=1) {
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var rule = node.rules[i];
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console.log(rule);
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if (operators[rule.t](msg[node.property],rule.v,rule.v2)) {
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onward.push(msg);
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} else {
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onward.push(null);
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}
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}
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this.send(onward);
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});
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}
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RED.nodes.registerType("switch",SwitchNode);
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