/** * Copyright JS Foundation and other contributors, http://js.foundation * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. **/ module.exports = function(RED) { "use strict"; var mustache = require("mustache"); function TriggerNode(n) { RED.nodes.createNode(this,n); this.op1 = n.op1 || "1"; this.op2 = n.op2 || "0"; this.op1type = n.op1type || "str"; this.op2type = n.op2type || "str"; if (this.op1type === 'val') { if (this.op1 === 'true' || this.op1 === 'false') { this.op1type = 'bool' } else if (this.op1 === 'null') { this.op1type = 'null'; this.op1 = null; } else { this.op1type = 'str'; } } if (this.op2type === 'val') { if (this.op2 === 'true' || this.op2 === 'false') { this.op2type = 'bool' } else if (this.op2 === 'null') { this.op2type = 'null'; this.op2 = null; } else { this.op2type = 'str'; } } this.extend = n.extend || "false"; this.units = n.units || "ms"; this.reset = n.reset || ''; this.duration = n.duration || 250; if (this.duration <= 0) { this.duration = 0; } else { if (this.units == "s") { this.duration = this.duration * 1000; } if (this.units == "min") { this.duration = this.duration * 1000 * 60; } if (this.units == "hr") { this.duration = this.duration * 1000 *60 * 60; } } this.op1Templated = (this.op1type === 'str' && this.op1.indexOf("{{") != -1); this.op2Templated = (this.op2type === 'str' && this.op2.indexOf("{{") != -1); if ((this.op1type === "num") && (!isNaN(this.op1))) { this.op1 = Number(this.op1); } if ((this.op2type === "num") && (!isNaN(this.op2))) { this.op2 = Number(this.op2); } if (this.op1 == "null") { this.op1 = null; } if (this.op2 == "null") { this.op2 = null; } //try { this.op1 = JSON.parse(this.op1); } //catch(e) { this.op1 = this.op1; } //try { this.op2 = JSON.parse(this.op2); } //catch(e) { this.op2 = this.op2; } var node = this; var tout = null; var m2; this.on("input", function(msg) { if (msg.hasOwnProperty("reset") || ((node.reset !== '')&&(msg.payload == node.reset)) ) { clearTimeout(tout); tout = null; node.status({}); } else { if ((!tout) && (tout !== 0)) { if (node.op2type === "pay" || node.op2type === "payl") { m2 = msg.payload; } else if (node.op2Templated) { m2 = mustache.render(node.op2,msg); } else if (node.op2type !== "nul") { m2 = RED.util.evaluateNodeProperty(node.op2,node.op2type,node,msg); } if (node.op1type === "pay") { } else if (node.op1Templated) { msg.payload = mustache.render(node.op1,msg); } else if (node.op1type !== "nul") { msg.payload = RED.util.evaluateNodeProperty(node.op1,node.op1type,node,msg); } if (node.op1type !== "nul") { node.send(msg); } if (node.duration === 0) { tout = 0; } else { tout = setTimeout(function() { if (node.op2type !== "nul") { var msg2 = RED.util.cloneMessage(msg); if (node.op2type === "flow" || node.op2type === "global") { m2 = RED.util.evaluateNodeProperty(node.op2,node.op2type,node,msg); } msg2.payload = m2; node.send(msg2); } tout = null; node.status({}); },node.duration); } node.status({fill:"blue",shape:"dot",text:" "}); } else if ((node.extend === "true" || node.extend === true) && (node.duration > 0)) { clearTimeout(tout); if (node.op2type === "payl") { m2 = msg.payload; } tout = setTimeout(function() { if (node.op2type !== "nul") { var msg2 = RED.util.cloneMessage(msg); if (node.op2type === "flow" || node.op2type === "global") { m2 = RED.util.evaluateNodeProperty(node.op2,node.op2type,node,msg); } msg2.payload = m2; node.send(msg2); } tout = null; node.status({}); },node.duration); } else { if (node.op2type === "payl") { m2 = msg.payload; } } } }); this.on("close", function() { if (tout) { clearTimeout(tout); } node.status({}); }); } RED.nodes.registerType("trigger",TriggerNode); }