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Code Issues Releases Wiki Activity

Migrate to new node function style

This commit is contained in:
Nick O'Leary 2014-05-03 23:32:04 +01:00
parent 5afc5857c4
commit ff49d2b217
37 changed files with 3194 additions and 3170 deletions
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2
nodes/99-sample.html.demo
View File

@ -17,7 +17,7 @@
<!-- Sample html file that corresponds to the 99-sample.js file -->
<!-- This creates and configures the onscreen elements of the node -->
<!-- If you use this as a template, replace IBM Corp. with your own name. -->
<!-- If you use this as a template, update the copyright with your own name. -->
<!-- First, the content of the edit dialog is defined. -->

64
nodes/99-sample.js.demo
View File

@ -14,39 +14,41 @@
* limitations under the License.
**/
// If you use this as a template, replace IBM Corp. with your own name.
// If you use this as a template, update the copyright with your own name.
// Sample Node-RED node file
// Require main module
var RED = require(process.env.NODE_RED_HOME+"/red/red");
// The main node definition - most things happen in here
function SampleNode(n) {
// Create a RED node
RED.nodes.createNode(this,n);
// Store local copies of the node configuration (as defined in the .html)
this.topic = n.topic;
// Do whatever you need to do in here - declare callbacks etc
// Note: this sample doesn't do anything much - it will only send
// this message once at startup...
// Look at other real nodes for some better ideas of what to do....
var msg = {};
msg.topic = this.topic;
msg.payload = "Hello world !"
// send out the message to the rest of the workspace.
this.send(msg);
this.on("close", function() {
// Called when the node is shutdown - eg on redeploy.
// Allows ports to be closed, connections dropped etc.
// eg: this.client.disconnect();
});
module.export = function(RED) {
// The main node definition - most things happen in here
function SampleNode(n) {
// Create a RED node
RED.nodes.createNode(this,n);
// Store local copies of the node configuration (as defined in the .html)
this.topic = n.topic;
// Do whatever you need to do in here - declare callbacks etc
// Note: this sample doesn't do anything much - it will only send
// this message once at startup...
// Look at other real nodes for some better ideas of what to do....
var msg = {};
msg.topic = this.topic;
msg.payload = "Hello world !"
// send out the message to the rest of the workspace.
this.send(msg);
this.on("close", function() {
// Called when the node is shutdown - eg on redeploy.
// Allows ports to be closed, connections dropped etc.
// eg: this.client.disconnect();
});
}
// Register the node by name. This must be called before overriding any of the
// Node functions.
RED.nodes.registerType("sample",SampleNode);
}
// Register the node by name. This must be called before overriding any of the
// Node functions.
RED.nodes.registerType("sample",SampleNode);

27
nodes/core/analysis/72-sentiment.js
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@ -14,18 +14,19 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var sentiment = require('sentiment');
function SentimentNode(n) {
RED.nodes.createNode(this,n);
var node = this;
this.on("input", function(msg) {
sentiment(msg.payload, msg.overrides || null, function (err, result) {
msg.sentiment = result;
node.send(msg);
module.exports = function(RED) {
var sentiment = require('sentiment');
function SentimentNode(n) {
RED.nodes.createNode(this,n);
var node = this;
this.on("input", function(msg) {
sentiment(msg.payload, msg.overrides || null, function (err, result) {
msg.sentiment = result;
node.send(msg);
});
});
});
}
RED.nodes.registerType("sentiment",SentimentNode);
}
RED.nodes.registerType("sentiment",SentimentNode);

53
nodes/core/analysis/73-parsexml.js
View File

@ -14,31 +14,32 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var util = require("util");
var parseString = require('xml2js').parseString;
var useColors = true;
//util.inspect.styles.boolean = "red";
function Xml2jsNode(n) {
RED.nodes.createNode(this,n);
this.useEyes = n.useEyes||false;
var node = this;
this.on("input", function(msg) {
try {
parseString(msg.payload, {strict:true,async:true}, function (err, result) {
//parseString(msg.payload, {strict:false,async:true}, function (err, result) {
if (err) { node.error(err); }
else {
msg.payload = result;
node.send(msg);
if (node.useEyes == true) {
node.log("\n"+util.inspect(msg, {colors:useColors, depth:10}));
module.exports = function(RED) {
var util = require("util");
var parseString = require('xml2js').parseString;
var useColors = true;
//util.inspect.styles.boolean = "red";
function Xml2jsNode(n) {
RED.nodes.createNode(this,n);
this.useEyes = n.useEyes||false;
var node = this;
this.on("input", function(msg) {
try {
parseString(msg.payload, {strict:true,async:true}, function (err, result) {
//parseString(msg.payload, {strict:false,async:true}, function (err, result) {
if (err) { node.error(err); }
else {
msg.payload = result;
node.send(msg);
if (node.useEyes == true) {
node.log("\n"+util.inspect(msg, {colors:useColors, depth:10}));
}
}
}
});
}
catch(e) { util.log("[73-parsexml.js] "+e); }
});
});
}
catch(e) { util.log("[73-parsexml.js] "+e); }
});
}
RED.nodes.registerType("xml2js",Xml2jsNode);
}
RED.nodes.registerType("xml2js",Xml2jsNode);

39
nodes/core/analysis/74-js2xml.js
View File

@ -14,23 +14,24 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var js2xmlparser = require("js2xmlparser");
function Js2XmlNode(n) {
RED.nodes.createNode(this,n);
this.root = n.root;
var node = this;
this.on("input", function(msg) {
try {
var root = node.root || typeof msg.payload;
if (typeof msg.payload !== "object") { msg.payload = '"'+msg.payload+'"'; }
console.log(root, typeof msg.payload,msg.payload);
msg.payload = js2xmlparser(root, msg.payload);
node.send(msg);
}
catch(e) { console.log(e); }
});
module.exports = function(RED) {
var js2xmlparser = require("js2xmlparser");
function Js2XmlNode(n) {
RED.nodes.createNode(this,n);
this.root = n.root;
var node = this;
this.on("input", function(msg) {
try {
var root = node.root || typeof msg.payload;
if (typeof msg.payload !== "object") { msg.payload = '"'+msg.payload+'"'; }
console.log(root, typeof msg.payload,msg.payload);
msg.payload = js2xmlparser(root, msg.payload);
node.send(msg);
}
catch(e) { console.log(e); }
});
}
RED.nodes.registerType("json2xml",Js2XmlNode);
}
RED.nodes.registerType("json2xml",Js2XmlNode);

157
nodes/core/core/20-inject.js
View File

@ -1,5 +1,5 @@
/**
* Copyright 2013 IBM Corp.
* Copyright 2013, 2014 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -14,87 +14,84 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
try {
module.exports = function(RED) {
var cron = require("cron");
} catch(err) {
require("util").log("[inject] Warning: cannot find module 'cron'");
}
function InjectNode(n) {
RED.nodes.createNode(this,n);
this.topic = n.topic;
this.payload = n.payload;
this.payloadType = n.payloadType;
this.repeat = n.repeat;
this.crontab = n.crontab;
this.once = n.once;
var node = this;
this.interval_id = null;
this.cronjob = null;
if (this.repeat && !isNaN(this.repeat) && this.repeat > 0) {
this.repeat = this.repeat * 1000;
this.log("repeat = "+this.repeat);
this.interval_id = setInterval( function() {
node.emit("input",{});
}, this.repeat );
} else if (this.crontab) {
if (cron) {
this.log("crontab = "+this.crontab);
this.cronjob = new cron.CronJob(this.crontab,
function() {
node.emit("input",{});
},
null,true);
} else {
this.error("'cron' module not found");
function InjectNode(n) {
RED.nodes.createNode(this,n);
this.topic = n.topic;
this.payload = n.payload;
this.payloadType = n.payloadType;
this.repeat = n.repeat;
this.crontab = n.crontab;
this.once = n.once;
var node = this;
this.interval_id = null;
this.cronjob = null;
if (this.repeat && !isNaN(this.repeat) && this.repeat > 0) {
this.repeat = this.repeat * 1000;
this.log("repeat = "+this.repeat);
this.interval_id = setInterval( function() {
node.emit("input",{});
}, this.repeat );
} else if (this.crontab) {
if (cron) {
this.log("crontab = "+this.crontab);
this.cronjob = new cron.CronJob(this.crontab,
function() {
node.emit("input",{});
},
null,true);
} else {
this.error("'cron' module not found");
}
}
if (this.once) {
setTimeout( function(){ node.emit("input",{}); }, 100);
}
this.on("input",function(msg) {
var msg = {topic:this.topic};
if ( (this.payloadType == null && this.payload == "") || this.payloadType == "date") {
msg.payload = Date.now();
} else if (this.payloadType == null || this.payloadType == "string") {
msg.payload = this.payload;
} else {
msg.payload = "";
}
this.send(msg);
msg = null;
});
}
RED.nodes.registerType("inject",InjectNode);
InjectNode.prototype.close = function() {
if (this.interval_id != null) {
clearInterval(this.interval_id);
this.log("inject: repeat stopped");
} else if (this.cronjob != null) {
this.cronjob.stop();
this.log("inject: cronjob stopped");
delete this.cronjob;
}
}
if (this.once) {
setTimeout( function(){ node.emit("input",{}); }, 100);
}
this.on("input",function(msg) {
var msg = {topic:this.topic};
if ( (this.payloadType == null && this.payload == "") || this.payloadType == "date") {
msg.payload = Date.now();
} else if (this.payloadType == null || this.payloadType == "string") {
msg.payload = this.payload;
} else {
msg.payload = "";
}
this.send(msg);
msg = null;
RED.httpAdmin.post("/inject/:id", function(req,res) {
var node = RED.nodes.getNode(req.params.id);
if (node != null) {
try {
node.receive();
res.send(200);
} catch(err) {
res.send(500);
node.error("Inject failed:"+err);
console.log(err.stack);
}
} else {
res.send(404);
}
});
}
RED.nodes.registerType("inject",InjectNode);
InjectNode.prototype.close = function() {
if (this.interval_id != null) {
clearInterval(this.interval_id);
this.log("inject: repeat stopped");
} else if (this.cronjob != null) {
this.cronjob.stop();
this.log("inject: cronjob stopped");
delete this.cronjob;
}
}
RED.httpAdmin.post("/inject/:id", function(req,res) {
var node = RED.nodes.getNode(req.params.id);
if (node != null) {
try {
node.receive();
res.send(200);
} catch(err) {
res.send(500);
node.error("Inject failed:"+err);
console.log(err.stack);
}
} else {
res.send(404);
}
});

271
nodes/core/core/58-debug.js
View File

@ -14,157 +14,158 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var util = require("util");
var ws = require("ws");
var events = require("events");
var debuglength = RED.settings.debugMaxLength||1000;
var useColors = false;
// util.inspect.styles.boolean = "red";
function DebugNode(n) {
RED.nodes.createNode(this,n);
this.name = n.name;
this.complete = n.complete;
this.console = n.console;
this.active = (n.active == null)||n.active;
var node = this;
this.on("input",function(msg) {
if (this.complete == "true") { // debug complete msg object
if (this.console == "true") {
node.log("\n"+util.inspect(msg, {colors:useColors, depth:10}));
}
if (msg.payload instanceof Buffer) { msg.payload = "(Buffer) "+msg.payload.toString('hex'); }
if (this.active) {
DebugNode.send({id:this.id,name:this.name,topic:msg.topic,msg:msg,_path:msg._path});
}
} else { // debug just the msg.payload
if (this.console == "true") {
if (typeof msg.payload === "string") {
if (msg.payload.indexOf("\n") != -1) { msg.payload = "\n"+msg.payload; }
node.log(msg.payload);
module.exports = function(RED) {
var util = require("util");
var ws = require("ws");
var events = require("events");
var debuglength = RED.settings.debugMaxLength||1000;
var useColors = false;
// util.inspect.styles.boolean = "red";
function DebugNode(n) {
RED.nodes.createNode(this,n);
this.name = n.name;
this.complete = n.complete;
this.console = n.console;
this.active = (n.active == null)||n.active;
var node = this;
this.on("input",function(msg) {
if (this.complete == "true") { // debug complete msg object
if (this.console == "true") {
node.log("\n"+util.inspect(msg, {colors:useColors, depth:10}));
}
if (msg.payload instanceof Buffer) { msg.payload = "(Buffer) "+msg.payload.toString('hex'); }
if (this.active) {
DebugNode.send({id:this.id,name:this.name,topic:msg.topic,msg:msg,_path:msg._path});
}
} else { // debug just the msg.payload
if (this.console == "true") {
if (typeof msg.payload === "string") {
if (msg.payload.indexOf("\n") != -1) { msg.payload = "\n"+msg.payload; }
node.log(msg.payload);
}
else if (typeof msg.payload === "object") { node.log("\n"+util.inspect(msg.payload, {colors:useColors, depth:10})); }
else { node.log(util.inspect(msg.payload, {colors:useColors})); }
}
if (typeof msg.payload == "undefined") { msg.payload = "(undefined)"; }
if (msg.payload instanceof Buffer) { msg.payload = "(Buffer) "+msg.payload.toString('hex'); }
if (this.active) {
DebugNode.send({id:this.id,name:this.name,topic:msg.topic,msg:msg.payload,_path:msg._path});
}
else if (typeof msg.payload === "object") { node.log("\n"+util.inspect(msg.payload, {colors:useColors, depth:10})); }
else { node.log(util.inspect(msg.payload, {colors:useColors})); }
}
if (typeof msg.payload == "undefined") { msg.payload = "(undefined)"; }
if (msg.payload instanceof Buffer) { msg.payload = "(Buffer) "+msg.payload.toString('hex'); }
if (this.active) {
DebugNode.send({id:this.id,name:this.name,topic:msg.topic,msg:msg.payload,_path:msg._path});
});
}
var lastSentTime = (new Date()).getTime();
setInterval(function() {
var now = (new Date()).getTime();
if (now-lastSentTime > 15000) {
lastSentTime = now;
for (var i in DebugNode.activeConnections) {
var ws = DebugNode.activeConnections[i];
try {
var p = JSON.stringify({heartbeat:lastSentTime});
ws.send(p);
} catch(err) {
util.log("[debug] ws heartbeat error : "+err);
}
}
}
});
}
var lastSentTime = (new Date()).getTime();
setInterval(function() {
var now = (new Date()).getTime();
if (now-lastSentTime > 15000) {
lastSentTime = now;
}, 15000);
RED.nodes.registerType("debug",DebugNode);
DebugNode.send = function(msg) {
if (msg.msg instanceof Error) {
msg.msg = msg.msg.toString();
} else if (typeof msg.msg === 'object') {
var seen = [];
var ty = "(Object) ";
if (util.isArray(msg.msg)) { ty = "(Array) "; }
msg.msg = ty + JSON.stringify(msg.msg, function(key, value) {
if (typeof value === 'object' && value !== null) {
if (seen.indexOf(value) !== -1) { return "[circular]"; }
seen.push(value);
}
return value;
}," ");
seen = null;
} else if (typeof msg.msg === "boolean") {
msg.msg = "(boolean) "+msg.msg.toString();
} else if (msg.msg === 0) {
msg.msg = "0";
} else if (msg.msg == null) {
msg.msg = "[undefined]";
}
if (msg.msg.length > debuglength) {
msg.msg = msg.msg.substr(0,debuglength) +" ....";
}
for (var i in DebugNode.activeConnections) {
var ws = DebugNode.activeConnections[i];
try {
var p = JSON.stringify({heartbeat:lastSentTime});
var p = JSON.stringify(msg);
ws.send(p);
} catch(err) {
util.log("[debug] ws heartbeat error : "+err);
util.log("[debug] ws error : "+err);
}
}
}
}, 15000);
RED.nodes.registerType("debug",DebugNode);
DebugNode.send = function(msg) {
if (msg.msg instanceof Error) {
msg.msg = msg.msg.toString();
} else if (typeof msg.msg === 'object') {
var seen = [];
var ty = "(Object) ";
if (util.isArray(msg.msg)) { ty = "(Array) "; }
msg.msg = ty + JSON.stringify(msg.msg, function(key, value) {
if (typeof value === 'object' && value !== null) {
if (seen.indexOf(value) !== -1) { return "[circular]"; }
seen.push(value);
}
return value;
}," ");
seen = null;
} else if (typeof msg.msg === "boolean") {
msg.msg = "(boolean) "+msg.msg.toString();
} else if (msg.msg === 0) {
msg.msg = "0";
} else if (msg.msg == null) {
msg.msg = "[undefined]";
}
if (msg.msg.length > debuglength) {
msg.msg = msg.msg.substr(0,debuglength) +" ....";
lastSentTime = (new Date()).getTime();
}
for (var i in DebugNode.activeConnections) {
var ws = DebugNode.activeConnections[i];
try {
var p = JSON.stringify(msg);
ws.send(p);
} catch(err) {
util.log("[debug] ws error : "+err);
}
}
lastSentTime = (new Date()).getTime();
}
DebugNode.activeConnections = [];
var path = RED.settings.httpAdminRoot || "/";
path = path + (path.slice(-1) == "/" ? "":"/") + "debug/ws";
DebugNode.wsServer = new ws.Server({server:RED.server,path:path});
DebugNode.wsServer.on('connection',function(ws) {
DebugNode.activeConnections.push(ws);
ws.on('close',function() {
for (var i in DebugNode.activeConnections) {
if (DebugNode.activeConnections[i] === ws) {
DebugNode.activeConnections.splice(i,1);
break;
DebugNode.activeConnections = [];
var path = RED.settings.httpAdminRoot || "/";
path = path + (path.slice(-1) == "/" ? "":"/") + "debug/ws";
DebugNode.wsServer = new ws.Server({server:RED.server,path:path});
DebugNode.wsServer.on('connection',function(ws) {
DebugNode.activeConnections.push(ws);
ws.on('close',function() {
for (var i in DebugNode.activeConnections) {
if (DebugNode.activeConnections[i] === ws) {
DebugNode.activeConnections.splice(i,1);
break;
}
}
});
ws.on('error', function(err) {
util.log("[debug] ws error : "+err);
});
});
DebugNode.wsServer.on('error', function(err) {
util.log("[debug] ws server error : "+err);
});
DebugNode.logHandler = new events.EventEmitter();
DebugNode.logHandler.on("log",function(msg) {
if (msg.level == "warn" || msg.level == "error") {
DebugNode.send(msg);
}
});
ws.on('error', function(err) {
util.log("[debug] ws error : "+err);
});
});
DebugNode.wsServer.on('error', function(err) {
util.log("[debug] ws server error : "+err);
});
DebugNode.logHandler = new events.EventEmitter();
DebugNode.logHandler.on("log",function(msg) {
if (msg.level == "warn" || msg.level == "error") {
DebugNode.send(msg);
}
});
RED.log.addHandler(DebugNode.logHandler);
RED.httpAdmin.post("/debug/:id/:state", function(req,res) {
var node = RED.nodes.getNode(req.params.id);
var state = req.params.state;
if (node != null) {
if (state === "enable") {
node.active = true;
res.send(200);
} else if (state === "disable") {
node.active = false;
res.send(201);
RED.log.addHandler(DebugNode.logHandler);
RED.httpAdmin.post("/debug/:id/:state", function(req,res) {
var node = RED.nodes.getNode(req.params.id);
var state = req.params.state;
if (node != null) {
if (state === "enable") {
node.active = true;
res.send(200);
} else if (state === "disable") {
node.active = false;
res.send(201);
} else {
res.send(404);
}
} else {
res.send(404);
}
} else {
res.send(404);
}
});
});
}

122
nodes/core/core/75-exec.js
View File

@ -14,68 +14,68 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var spawn = require('child_process').spawn;
var exec = require('child_process').exec;
function ExecNode(n) {
RED.nodes.createNode(this,n);
this.cmd = n.command.trim();
this.append = n.append.trim() || "";
this.useSpawn = n.useSpawn;
var node = this;
this.on("input", function(msg) {
if (msg != null) {
if (this.useSpawn == true) {
// make the extra args into an array
// then prepend with the msg.payload
if (typeof(msg.payload !== "string")) { msg.payload = msg.payload.toString(); }
var arg = [];
if (node.append.length > 0) { arg = node.append.split(","); }
if (msg.payload.trim() != "") { arg.unshift(msg.payload); }
node.log(node.cmd+" ["+arg+"]");
if (node.cmd.indexOf(" ") == -1) {
var ex = spawn(node.cmd,arg);
ex.stdout.on('data', function (data) {
//console.log('[exec] stdout: ' + data);
msg.payload = data.toString();
node.send([msg,null,null]);
});
ex.stderr.on('data', function (data) {
//console.log('[exec] stderr: ' + data);
msg.payload = data.toString();
node.send([null,msg,null]);
});
ex.on('close', function (code) {
//console.log('[exec] result: ' + code);
msg.payload = code;
node.send([null,null,msg]);
module.exports = function(RED) {
var spawn = require('child_process').spawn;
var exec = require('child_process').exec;
function ExecNode(n) {
RED.nodes.createNode(this,n);
this.cmd = n.command.trim();
this.append = n.append.trim() || "";
this.useSpawn = n.useSpawn;
var node = this;
this.on("input", function(msg) {
if (msg != null) {
if (this.useSpawn == true) {
// make the extra args into an array
// then prepend with the msg.payload
if (typeof(msg.payload !== "string")) { msg.payload = msg.payload.toString(); }
var arg = [];
if (node.append.length > 0) { arg = node.append.split(","); }
if (msg.payload.trim() != "") { arg.unshift(msg.payload); }
node.log(node.cmd+" ["+arg+"]");
if (node.cmd.indexOf(" ") == -1) {
var ex = spawn(node.cmd,arg);
ex.stdout.on('data', function (data) {
//console.log('[exec] stdout: ' + data);
msg.payload = data.toString();
node.send([msg,null,null]);
});
ex.stderr.on('data', function (data) {
//console.log('[exec] stderr: ' + data);
msg.payload = data.toString();
node.send([null,msg,null]);
});
ex.on('close', function (code) {
//console.log('[exec] result: ' + code);
msg.payload = code;
node.send([null,null,msg]);
});
}
else { node.error("Spawn command must be just the command - no spaces or extra parameters"); }
}
else {
var cl = node.cmd+" "+msg.payload+" "+node.append;
node.log(cl);
var child = exec(cl, function (error, stdout, stderr) {
msg.payload = stdout;
var msg2 = {payload:stderr};
//console.log('[exec] stdout: ' + stdout);
//console.log('[exec] stderr: ' + stderr);
if (error !== null) {
var msg3 = {payload:error};
//console.log('[exec] error: ' + error);
}
node.send([msg,msg2,msg3]);
});
}
else { node.error("Spawn command must be just the command - no spaces or extra parameters"); }
}
else {
var cl = node.cmd+" "+msg.payload+" "+node.append;
node.log(cl);
var child = exec(cl, function (error, stdout, stderr) {
msg.payload = stdout;
var msg2 = {payload:stderr};
//console.log('[exec] stdout: ' + stdout);
//console.log('[exec] stderr: ' + stderr);
if (error !== null) {
var msg3 = {payload:error};
//console.log('[exec] error: ' + error);
}
node.send([msg,msg2,msg3]);
});
}
}
});
});
}
RED.nodes.registerType("exec",ExecNode);
}
RED.nodes.registerType("exec",ExecNode);

94
nodes/core/core/80-function.js
View File

@ -14,58 +14,58 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var util = require("util");
var vm = require("vm");
var fs = require('fs');
var fspath = require('path');
function FunctionNode(n) {
RED.nodes.createNode(this,n);
this.name = n.name;
this.func = n.func;
var functionText = "var results = (function(msg){"+this.func+"\n})(msg);";
this.topic = n.topic;
this.context = {global:RED.settings.functionGlobalContext || {}};
try {
this.script = vm.createScript(functionText);
this.on("input", function(msg) {
if (msg != null) {
var sandbox = {msg:msg,console:console,util:util,Buffer:Buffer,context:this.context};
try {
this.script.runInNewContext(sandbox);
var results = sandbox.results;
if (results == null) {
results = [];
} else if (results.length == null) {
results = [results];
}
if (msg._topic) {
for (var m in results) {
if (results[m]) {
if (util.isArray(results[m])) {
for (var n in results[m]) {
results[m][n]._topic = msg._topic;
module.exports = function(RED) {
var util = require("util");
var vm = require("vm");
var fs = require('fs');
var fspath = require('path');
function FunctionNode(n) {
RED.nodes.createNode(this,n);
this.name = n.name;
this.func = n.func;
var functionText = "var results = (function(msg){"+this.func+"\n})(msg);";
this.topic = n.topic;
this.context = {global:RED.settings.functionGlobalContext || {}};
try {
this.script = vm.createScript(functionText);
this.on("input", function(msg) {
if (msg != null) {
var sandbox = {msg:msg,console:console,util:util,Buffer:Buffer,context:this.context};
try {
this.script.runInNewContext(sandbox);
var results = sandbox.results;
if (results == null) {
results = [];
} else if (results.length == null) {
results = [results];
}
if (msg._topic) {
for (var m in results) {
if (results[m]) {
if (util.isArray(results[m])) {
for (var n in results[m]) {
results[m][n]._topic = msg._topic;
}
} else {
results[m]._topic = msg._topic;
}
} else {
results[m]._topic = msg._topic;
}
}
}
this.send(results);
} catch(err) {
this.error(err);
}
this.send(results);
} catch(err) {
this.error(err);
}
}
});
} catch(err) {
this.error(err);
});
} catch(err) {
this.error(err);
}
}
RED.nodes.registerType("function",FunctionNode);
RED.library.register("functions");
}
RED.nodes.registerType("function",FunctionNode);
RED.library.register("functions");

46
nodes/core/core/80-template.js
View File

@ -14,28 +14,28 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var mustache = require("mustache");
var util = require("util");
var fs = require('fs');
function TemplateNode(n) {
RED.nodes.createNode(this,n);
this.name = n.name;
this.template = n.template;
this.on("input", function(msg) {
if (msg != null) {
try {
msg.payload = mustache.render(this.template,msg)
this.send(msg);
} catch(err) {
this.error(err.message);
module.exports = function(RED) {
var mustache = require("mustache");
var util = require("util");
var fs = require('fs');
function TemplateNode(n) {
RED.nodes.createNode(this,n);
this.name = n.name;
this.template = n.template;
this.on("input", function(msg) {
if (msg != null) {
try {
msg.payload = mustache.render(this.template,msg)
this.send(msg);
} catch(err) {
this.error(err.message);
}
}
}
});
});
}
RED.nodes.registerType("template",TemplateNode);
RED.library.register("templates");
}
RED.nodes.registerType("template",TemplateNode);
RED.library.register("templates");

258
nodes/core/core/89-delay.js
View File

@ -15,140 +15,140 @@
**/
//Simple node to introduce a pause into a flow
var RED = require(process.env.NODE_RED_HOME+"/red/red");
function random(n) {
var wait = n.randomFirst + (n.diff * Math.random());
if (n.buffer.length > 0) {
n.send(n.buffer.pop());
n.randomID = setTimeout(function() {random(n);},wait);
} else {
n.randomID = -1;
module.exports = function(RED) {
function random(n) {
var wait = n.randomFirst + (n.diff * Math.random());
if (n.buffer.length > 0) {
n.send(n.buffer.pop());
n.randomID = setTimeout(function() {random(n);},wait);
} else {
n.randomID = -1;
}
}
}
function DelayNode(n) {
RED.nodes.createNode(this,n);
this.pauseType = n.pauseType;
this.timeoutUnits = n.timeoutUnits;
this.randomUnits = n.randomUnits;
this.rateUnits = n.rateUnits;
if (n.timeoutUnits === "milliseconds") {
this.timeout = n.timeout;
} else if (n.timeoutUnits === "seconds") {
this.timeout = n.timeout * 1000;
} else if (n.timeoutUnits === "minutes") {
this.timeout = n.timeout * (60 * 1000);
} else if (n.timeoutUnits === "hours") {
this.timeout = n.timeout * (60 * 60 * 1000);
} else if (n.timeoutUnits === "days") {
this.timeout = n.timeout * (24 * 60 * 60 * 1000);
}
if (n.rateUnits === "second") {
this.rate = 1000/n.rate;
} else if (n.rateUnits === "minute") {
this.rate = (60 * 1000)/n.rate;
} else if (n.rateUnits === "hour") {
this.rate = (60 * 60 * 1000)/n.rate;
} else if (n.rateUnits === "day") {
this.rate = (24 * 60 * 60 * 1000)/n.rate;
}
if (n.randomUnits === "milliseconds") {
this.randomFirst = n.randomFirst;
this.randomLast = n.randomLast;
} else if (n.randomUnits === "seconds") {
this.randomFirst = n.randomFirst * 1000;
this.randomLast = n.randomLast * 1000;
} else if (n.randomUnits === "minutes") {
this.randomFirst = n.randomFirst * (60 * 1000);
this.randomLast = n.randomLast * (60 * 1000);
} else if (n.randomUnits === "hours") {
this.randomFirst = n.randomFirst * (60 * 60 * 1000);
this.randomLast = n.randomLast * (60 * 60 * 1000);
} else if (n.randomUnits === "days") {
this.randomFirst = n.randomFirst * (24 * 60 * 60 * 1000);
this.randomLast = n.randomLast * (24 * 60 * 60 * 1000);
}
this.diff = this.randomLast - this.randomFirst;
this.name = n.name;
this.idList = [];
this.buffer = [];
this.intervalID = -1;
this.randomID = -1;
this.lastSent = Date.now();
var node = this;
if (this.pauseType === "delay") {
this.on("input", function(msg) {
var id;
id = setTimeout(function(){
node.idList.splice(node.idList.indexOf(id),1);
node.send(msg);
}, node.timeout);
this.idList.push(id);
});
this.on("close", function() {
for (var i=0; i<this.idList.length; i++ ) {
clearTimeout(this.idList[i]);
}
this.idList = [];
});
} else if (this.pauseType === "rate") {
this.on("input", function(msg) {
if (node.drop) {
if ( node.intervalID !== -1) {
node.buffer.push(msg);
if (node.buffer.length > 1000) {
node.warn(this.name + " buffer exceeded 1000 messages");
function DelayNode(n) {
RED.nodes.createNode(this,n);
this.pauseType = n.pauseType;
this.timeoutUnits = n.timeoutUnits;
this.randomUnits = n.randomUnits;
this.rateUnits = n.rateUnits;
if (n.timeoutUnits === "milliseconds") {
this.timeout = n.timeout;
} else if (n.timeoutUnits === "seconds") {
this.timeout = n.timeout * 1000;
} else if (n.timeoutUnits === "minutes") {
this.timeout = n.timeout * (60 * 1000);
} else if (n.timeoutUnits === "hours") {
this.timeout = n.timeout * (60 * 60 * 1000);
} else if (n.timeoutUnits === "days") {
this.timeout = n.timeout * (24 * 60 * 60 * 1000);
}
if (n.rateUnits === "second") {
this.rate = 1000/n.rate;
} else if (n.rateUnits === "minute") {
this.rate = (60 * 1000)/n.rate;
} else if (n.rateUnits === "hour") {
this.rate = (60 * 60 * 1000)/n.rate;
} else if (n.rateUnits === "day") {
this.rate = (24 * 60 * 60 * 1000)/n.rate;
}
if (n.randomUnits === "milliseconds") {
this.randomFirst = n.randomFirst;
this.randomLast = n.randomLast;
} else if (n.randomUnits === "seconds") {
this.randomFirst = n.randomFirst * 1000;
this.randomLast = n.randomLast * 1000;
} else if (n.randomUnits === "minutes") {
this.randomFirst = n.randomFirst * (60 * 1000);
this.randomLast = n.randomLast * (60 * 1000);
} else if (n.randomUnits === "hours") {
this.randomFirst = n.randomFirst * (60 * 60 * 1000);
this.randomLast = n.randomLast * (60 * 60 * 1000);
} else if (n.randomUnits === "days") {
this.randomFirst = n.randomFirst * (24 * 60 * 60 * 1000);
this.randomLast = n.randomLast * (24 * 60 * 60 * 1000);
}
this.diff = this.randomLast - this.randomFirst;
this.name = n.name;
this.idList = [];
this.buffer = [];
this.intervalID = -1;
this.randomID = -1;
this.lastSent = Date.now();
var node = this;
if (this.pauseType === "delay") {
this.on("input", function(msg) {
var id;
id = setTimeout(function(){
node.idList.splice(node.idList.indexOf(id),1);
node.send(msg);
}, node.timeout);
this.idList.push(id);
});
this.on("close", function() {
for (var i=0; i<this.idList.length; i++ ) {
clearTimeout(this.idList[i]);
}
this.idList = [];
});
} else if (this.pauseType === "rate") {
this.on("input", function(msg) {
if (node.drop) {
if ( node.intervalID !== -1) {
node.buffer.push(msg);
if (node.buffer.length > 1000) {
node.warn(this.name + " buffer exceeded 1000 messages");
}
} else {
node.send(msg);
node.intervalID = setInterval(function() {
if (node.buffer.length === 0) {
clearInterval(node.intervalID);
node.intervalID = -1;
}
if (node.buffer.length > 0) {
node.send(node.buffer.shift());
}
},node.rate);
}
} else {
node.send(msg);
node.intervalID = setInterval(function() {
if (node.buffer.length === 0) {
clearInterval(node.intervalID);
node.intervalID = -1;
}
var now = Date.now();
if (now-node.lastSent > node.rate) {
node.lastSent = now;
node.send(msg);
}
}
});
if (node.buffer.length > 0) {
node.send(node.buffer.shift());
}
},node.rate);
this.on("close", function() {
clearInterval(this.intervalID);
this.buffer = [];
});
} else if (this.pauseType === "random") {
this.on("input",function(msg){
node.buffer.push(msg);
if (node.randomID === -1) {
var wait = node.randomFirst + (node.diff * Math.random());
node.randomID = setTimeout(function() {random(node);},wait);
}
} else {
var now = Date.now();
if (now-node.lastSent > node.rate) {
node.lastSent = now;
node.send(msg);
});
this.on("close", function (){
if (this.randomID !== -1) {
clearTimeout(this.randomID);
}
}
});
this.on("close", function() {
clearInterval(this.intervalID);
this.buffer = [];
});
} else if (this.pauseType === "random") {
this.on("input",function(msg){
node.buffer.push(msg);
if (node.randomID === -1) {
var wait = node.randomFirst + (node.diff * Math.random());
node.randomID = setTimeout(function() {random(node);},wait);
}
});
this.on("close", function (){
if (this.randomID !== -1) {
clearTimeout(this.randomID);
}
});
});
}
}
RED.nodes.registerType("delay",DelayNode);
}
RED.nodes.registerType("delay",DelayNode);

12
nodes/core/core/90-comment.js
View File

@ -14,10 +14,10 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
function CommentNode(n) {
RED.nodes.createNode(this,n);
module.exports = function(RED) {
function CommentNode(n) {
RED.nodes.createNode(this,n);
}
RED.nodes.registerType("comment",CommentNode);
}
RED.nodes.registerType("comment",CommentNode);

10
nodes/core/core/98-unknown.js
View File

@ -14,9 +14,9 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
function UnknownNode(n) {
RED.nodes.createNode(this,n);
module.exports = function(RED) {
function UnknownNode(n) {
RED.nodes.createNode(this,n);
}
RED.nodes.registerType("unknown",UnknownNode);
}
RED.nodes.registerType("unknown",UnknownNode);

320
nodes/core/hardware/35-arduino.js
View File

@ -14,174 +14,176 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var util = require("util");
var firmata = require("firmata");
var arduinoReady = false;
var thisboard = null;
// The Board Definition - this opens (and closes) the connection
function ArduinoNode(n) {
RED.nodes.createNode(this,n);
this.device = n.device;
this.repeat = n.repeat||25;
util.log("[firmata] Opening "+this.device);
var node = this;
node.toun = setInterval(function() {
if (!arduinoReady) {
if (thisboard == null) {
node.board = new firmata.Board(node.device, function(err) {
if (err) {
util.log("[firmata] error: "+err);
return;
}
arduinoReady = true;
thisboard = node.board;
clearInterval(node.toun);
util.log('[firmata] Arduino connected');
});
}
else {
node.board = thisboard;
node.board.removeAllListeners();
arduinoReady = true;
clearInterval(node.toun);
node.toun = false;
util.log("[firmata] Arduino already connected");
}
} else { util.log("[firmata] Waiting for Firmata"); }
}, 10000); // wait for firmata to connect to arduino
this.on('close', function() {
//this.board.sp.close(function() { console.log("[firmata] Serial port closed"); arduinoReady = false; });
arduinoReady = false;
if (node.toun) {
clearInterval(node.toun);
util.log("[firmata] arduino wait loop stopped");
}
util.log("[firmata] Stopped");
});
}
RED.nodes.registerType("arduino-board",ArduinoNode);
// The Input Node
function DuinoNodeIn(n) {
RED.nodes.createNode(this,n);
this.buttonState = -1;
this.pin = n.pin;
this.state = n.state;
this.arduino = n.arduino;
this.serverConfig = RED.nodes.getNode(this.arduino);
if (typeof this.serverConfig === "object") {
this.board = this.serverConfig.board;
this.repeat = this.serverConfig.repeat;
module.exports = function(RED) {
var util = require("util");
var firmata = require("firmata");
var arduinoReady = false;
var thisboard = null;
// The Board Definition - this opens (and closes) the connection
function ArduinoNode(n) {
RED.nodes.createNode(this,n);
this.device = n.device;
this.repeat = n.repeat||25;
util.log("[firmata] Opening "+this.device);
var node = this;
node.toui = setInterval(function() {
if (thisboard != null) {
node.board = thisboard;
clearInterval(node.toui);
node.toui = false;
//console.log("i",node.state,node.pin,node.board.MODES[node.state]);
node.board.pinMode(node.pin, node.board.MODES[node.state]);
node.board.setSamplingInterval(node.repeat);
var oldrdg = "";
if (node.state == "ANALOG") {
node.board.analogRead(node.pin, function(data) {
var msg = {payload:data, topic:"A"+node.pin};
if (data != oldrdg) {
node.send(msg);
oldrdg = data;
node.toun = setInterval(function() {
if (!arduinoReady) {
if (thisboard == null) {
node.board = new firmata.Board(node.device, function(err) {
if (err) {
util.log("[firmata] error: "+err);
return;
}
arduinoReady = true;
thisboard = node.board;
clearInterval(node.toun);
util.log('[firmata] Arduino connected');
});
}
else {
node.board.digitalRead(node.pin, function(data) {
var msg = {payload:data, topic:node.pin};
node.send(msg);
});
node.board = thisboard;
node.board.removeAllListeners();
arduinoReady = true;
clearInterval(node.toun);
node.toun = false;
util.log("[firmata] Arduino already connected");
}
}
else { node.log("Waiting for Arduino"); }
}, 5000); // loop to wait for firmata to connect to arduino
} else { util.log("[firmata] Waiting for Firmata"); }
}, 10000); // wait for firmata to connect to arduino
this.on('close', function() {
if (node.toui) {
clearInterval(node.toui);
util.log("[firmata] input wait loop stopped");
//this.board.sp.close(function() { console.log("[firmata] Serial port closed"); arduinoReady = false; });
arduinoReady = false;
if (node.toun) {
clearInterval(node.toun);
util.log("[firmata] arduino wait loop stopped");
}
util.log("[firmata] Stopped");
});
}
else {
util.log("[firmata] Serial Port not Configured");
RED.nodes.registerType("arduino-board",ArduinoNode);
// The Input Node
function DuinoNodeIn(n) {
RED.nodes.createNode(this,n);
this.buttonState = -1;
this.pin = n.pin;
this.state = n.state;
this.arduino = n.arduino;
this.serverConfig = RED.nodes.getNode(this.arduino);
if (typeof this.serverConfig === "object") {
this.board = this.serverConfig.board;
this.repeat = this.serverConfig.repeat;
var node = this;
node.toui = setInterval(function() {
if (thisboard != null) {
node.board = thisboard;
clearInterval(node.toui);
node.toui = false;
//console.log("i",node.state,node.pin,node.board.MODES[node.state]);
node.board.pinMode(node.pin, node.board.MODES[node.state]);
node.board.setSamplingInterval(node.repeat);
var oldrdg = "";
if (node.state == "ANALOG") {
node.board.analogRead(node.pin, function(data) {
var msg = {payload:data, topic:"A"+node.pin};
if (data != oldrdg) {
node.send(msg);
oldrdg = data;
}
});
}
else {
node.board.digitalRead(node.pin, function(data) {
var msg = {payload:data, topic:node.pin};
node.send(msg);
});
}
}
else { node.log("Waiting for Arduino"); }
}, 5000); // loop to wait for firmata to connect to arduino
this.on('close', function() {
if (node.toui) {
clearInterval(node.toui);
util.log("[firmata] input wait loop stopped");
}
});
}
else {
util.log("[firmata] Serial Port not Configured");
}
}
RED.nodes.registerType("arduino in",DuinoNodeIn);
// The Output Node
function DuinoNodeOut(n) {
RED.nodes.createNode(this,n);
this.buttonState = -1;
this.pin = n.pin;
this.state = n.state;
this.arduino = n.arduino;
this.serverConfig = RED.nodes.getNode(this.arduino);
if (typeof this.serverConfig === "object") {
this.board = this.serverConfig.board;
var node = this;
this.on("input", function(msg) {
//console.log(msg);
if (node.board != null) {
if (node.state == "OUTPUT") {
if ((msg.payload == true)||(msg.payload == 1)||(msg.payload.toString().toLowerCase() == "on")) {
node.board.digitalWrite(node.pin, node.board.HIGH);
}
if ((msg.payload == false)||(msg.payload == 0)||(msg.payload.toString().toLowerCase() == "off")) {
node.board.digitalWrite(node.pin, node.board.LOW);
}
}
if (node.state == "PWM") {
msg.payload = msg.payload * 1;
if ((msg.payload >= 0) && (msg.payload <= 255)) {
//console.log(msg.payload, node.pin);
node.board.servoWrite(node.pin, msg.payload);
}
}
if (node.state == "SERVO") {
msg.payload = msg.payload * 1;
if ((msg.payload >= 0) && (msg.payload <= 180)) {
//console.log(msg.payload, node.pin);
node.board.servoWrite(node.pin, msg.payload);
}
}
}
//else { console.log("Arduino not ready"); }
});
node.touo = setInterval(function() {
if (thisboard != null) {
clearInterval(node.touo);
node.touo = false;
node.board = thisboard;
//console.log("o",node.state,node.pin,node.board.MODES[node.state]);
node.board.pinMode(node.pin, node.board.MODES[node.state]);
}
else { util.log("[firmata] waiting for arduino to connect"); }
}, 5000); // loop to wait for firmata to connect to arduino
this.on('close', function() {
if (node.touo) {
clearInterval(node.touo);
util.log("[firmata] output wait loop stopped");
}
});
}
else {
util.log("[firmata] Serial Port not Configured");
}
}
RED.nodes.registerType("arduino out",DuinoNodeOut);
}
RED.nodes.registerType("arduino in",DuinoNodeIn);
// The Output Node
function DuinoNodeOut(n) {
RED.nodes.createNode(this,n);
this.buttonState = -1;
this.pin = n.pin;
this.state = n.state;
this.arduino = n.arduino;
this.serverConfig = RED.nodes.getNode(this.arduino);
if (typeof this.serverConfig === "object") {
this.board = this.serverConfig.board;
var node = this;
this.on("input", function(msg) {
//console.log(msg);
if (node.board != null) {
if (node.state == "OUTPUT") {
if ((msg.payload == true)||(msg.payload == 1)||(msg.payload.toString().toLowerCase() == "on")) {
node.board.digitalWrite(node.pin, node.board.HIGH);
}
if ((msg.payload == false)||(msg.payload == 0)||(msg.payload.toString().toLowerCase() == "off")) {
node.board.digitalWrite(node.pin, node.board.LOW);
}
}
if (node.state == "PWM") {
msg.payload = msg.payload * 1;
if ((msg.payload >= 0) && (msg.payload <= 255)) {
//console.log(msg.payload, node.pin);
node.board.servoWrite(node.pin, msg.payload);
}
}
if (node.state == "SERVO") {
msg.payload = msg.payload * 1;
if ((msg.payload >= 0) && (msg.payload <= 180)) {
//console.log(msg.payload, node.pin);
node.board.servoWrite(node.pin, msg.payload);
}
}
}
//else { console.log("Arduino not ready"); }
});
node.touo = setInterval(function() {
if (thisboard != null) {
clearInterval(node.touo);
node.touo = false;
node.board = thisboard;
//console.log("o",node.state,node.pin,node.board.MODES[node.state]);
node.board.pinMode(node.pin, node.board.MODES[node.state]);
}
else { util.log("[firmata] waiting for arduino to connect"); }
}, 5000); // loop to wait for firmata to connect to arduino
this.on('close', function() {
if (node.touo) {
clearInterval(node.touo);
util.log("[firmata] output wait loop stopped");
}
});
}
else {
util.log("[firmata] Serial Port not Configured");
}
}
RED.nodes.registerType("arduino out",DuinoNodeOut);

263
nodes/core/hardware/36-rpi-gpio.js
View File

@ -14,145 +14,146 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var util = require("util");
var exec = require('child_process').exec;
var fs = require('fs');
if (!fs.existsSync("/dev/ttyAMA0")) { // unlikely if not on a Pi
throw "Info : Ignoring Raspberry Pi specific node.";
}
if (!fs.existsSync("/usr/local/bin/gpio")) { // gpio command not installed
throw "Info : Can't find Raspberry Pi wiringPi gpio command.";
}
// Map physical P1 pins to Gordon's Wiring-Pi Pins (as they should be V1/V2 tolerant)
var pintable = {
// Physical : WiringPi
"11":"0",
"12":"1",
"13":"2",
"15":"3",
"16":"4",
"18":"5",
"22":"6",
"7":"7",
"3":"8",
"5":"9",
"24":"10",
"26":"11",
"19":"12",
"21":"13",
"23":"14",
"8":"15",
"10":"16"
}
var tablepin = {
// WiringPi : Physical
"0":"11",
"1":"12",
"2":"13",
"3":"15",
"4":"16",
"5":"18",
"6":"22",
"7":"7",
"8":"3",
"9":"5",
"10":"24",
"11":"26",
"12":"19",
"13":"21",
"14":"23",
"15":"8",
"16":"10"
}
function GPIOInNode(n) {
RED.nodes.createNode(this,n);
this.buttonState = -1;
this.pin = pintable[n.pin];
this.intype = n.intype;
var node = this;
if (this.pin) {
exec("gpio mode "+node.pin+" "+node.intype, function(err,stdout,stderr) {
if (err) node.error(err);
else {
node._interval = setInterval( function() {
exec("gpio read "+node.pin, function(err,stdout,stderr) {
if (err) node.error(err);
else {
if (node.buttonState !== Number(stdout)) {
var previousState = node.buttonState;
node.buttonState = Number(stdout);
if (previousState !== -1) {
var msg = {topic:"pi/"+tablepin[node.pin], payload:node.buttonState};
node.send(msg);
}
}
}
});
}, 250);
}
});
module.exports = function(RED) {
var util = require("util");
var exec = require('child_process').exec;
var fs = require('fs');
if (!fs.existsSync("/dev/ttyAMA0")) { // unlikely if not on a Pi
throw "Info : Ignoring Raspberry Pi specific node.";
}
else {
this.error("Invalid GPIO pin: "+this.pin);
if (!fs.existsSync("/usr/local/bin/gpio")) { // gpio command not installed
throw "Info : Can't find Raspberry Pi wiringPi gpio command.";
}
this.on("close", function() {
clearInterval(this._interval);
});
}
function GPIOOutNode(n) {
RED.nodes.createNode(this,n);
this.pin = pintable[n.pin];
var node = this;
if (this.pin) {
process.nextTick(function() {
exec("gpio mode "+node.pin+" out", function(err,stdout,stderr) {
// Map physical P1 pins to Gordon's Wiring-Pi Pins (as they should be V1/V2 tolerant)
var pintable = {
// Physical : WiringPi
"11":"0",
"12":"1",
"13":"2",
"15":"3",
"16":"4",
"18":"5",
"22":"6",
"7":"7",
"3":"8",
"5":"9",
"24":"10",
"26":"11",
"19":"12",
"21":"13",
"23":"14",
"8":"15",
"10":"16"
}
var tablepin = {
// WiringPi : Physical
"0":"11",
"1":"12",
"2":"13",
"3":"15",
"4":"16",
"5":"18",
"6":"22",
"7":"7",
"8":"3",
"9":"5",
"10":"24",
"11":"26",
"12":"19",
"13":"21",
"14":"23",
"15":"8",
"16":"10"
}
function GPIOInNode(n) {
RED.nodes.createNode(this,n);
this.buttonState = -1;
this.pin = pintable[n.pin];
this.intype = n.intype;
var node = this;
if (this.pin) {
exec("gpio mode "+node.pin+" "+node.intype, function(err,stdout,stderr) {
if (err) node.error(err);
else {
node.on("input", function(msg) {
if (msg.payload === "true") msg.payload = true;
if (msg.payload === "false") msg.payload = false;
var out = Number(msg.payload);
if ((out == 0)|(out == 1)) {
exec("gpio write "+node.pin+" "+out, function(err,stdout,stderr) {
if (err) node.error(err);
});
}
else node.warn("Invalid input - not 0 or 1");
});
node._interval = setInterval( function() {
exec("gpio read "+node.pin, function(err,stdout,stderr) {
if (err) node.error(err);
else {
if (node.buttonState !== Number(stdout)) {
var previousState = node.buttonState;
node.buttonState = Number(stdout);
if (previousState !== -1) {
var msg = {topic:"pi/"+tablepin[node.pin], payload:node.buttonState};
node.send(msg);
}
}
}
});
}, 250);
}
});
}
else {
this.error("Invalid GPIO pin: "+this.pin);
}
this.on("close", function() {
clearInterval(this._interval);
});
}
else {
this.error("Invalid GPIO pin: "+this.pin);
function GPIOOutNode(n) {
RED.nodes.createNode(this,n);
this.pin = pintable[n.pin];
var node = this;
if (this.pin) {
process.nextTick(function() {
exec("gpio mode "+node.pin+" out", function(err,stdout,stderr) {
if (err) node.error(err);
else {
node.on("input", function(msg) {
if (msg.payload === "true") msg.payload = true;
if (msg.payload === "false") msg.payload = false;
var out = Number(msg.payload);
if ((out == 0)|(out == 1)) {
exec("gpio write "+node.pin+" "+out, function(err,stdout,stderr) {
if (err) node.error(err);
});
}
else node.warn("Invalid input - not 0 or 1");
});
}
});
});
}
else {
this.error("Invalid GPIO pin: "+this.pin);
}
this.on("close", function() {
exec("gpio mode "+this.pin+" in");
});
}
this.on("close", function() {
exec("gpio mode "+this.pin+" in");
exec("gpio mode 0 in",function(err,stdout,stderr) {
if (err) {
util.log('[36-rpi-gpio.js] Error: "gpio" command failed for some reason.');
}
exec("gpio mode 1 in");
exec("gpio mode 2 in");
exec("gpio mode 3 in");
exec("gpio mode 4 in");
exec("gpio mode 5 in");
exec("gpio mode 6 in");
exec("gpio mode 7 in");
});
RED.nodes.registerType("rpi-gpio in",GPIOInNode);
RED.nodes.registerType("rpi-gpio out",GPIOOutNode);
}
exec("gpio mode 0 in",function(err,stdout,stderr) {
if (err) {
util.log('[36-rpi-gpio.js] Error: "gpio" command failed for some reason.');
}
exec("gpio mode 1 in");
exec("gpio mode 2 in");
exec("gpio mode 3 in");
exec("gpio mode 4 in");
exec("gpio mode 5 in");
exec("gpio mode 6 in");
exec("gpio mode 7 in");
});
RED.nodes.registerType("rpi-gpio in",GPIOInNode);
RED.nodes.registerType("rpi-gpio out",GPIOOutNode);

220
nodes/core/io/10-mqtt.js
View File

@ -14,122 +14,124 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var connectionPool = require("./lib/mqttConnectionPool");
var util = require("util");
function MQTTBrokerNode(n) {
RED.nodes.createNode(this,n);
this.broker = n.broker;
this.port = n.port;
this.clientid = n.clientid;
var credentials = RED.nodes.getCredentials(n.id);
if (credentials) {
this.username = credentials.user;
this.password = credentials.password;
}
}
RED.nodes.registerType("mqtt-broker",MQTTBrokerNode);
var querystring = require('querystring');
RED.httpAdmin.get('/mqtt-broker/:id',function(req,res) {
var credentials = RED.nodes.getCredentials(req.params.id);
if (credentials) {
res.send(JSON.stringify({user:credentials.user,hasPassword:(credentials.password&&credentials.password!="")}));
} else {
res.send(JSON.stringify({}));
module.exports = function(RED) {
var connectionPool = require("./lib/mqttConnectionPool");
var util = require("util");
function MQTTBrokerNode(n) {
RED.nodes.createNode(this,n);
this.broker = n.broker;
this.port = n.port;
this.clientid = n.clientid;
var credentials = RED.nodes.getCredentials(n.id);
if (credentials) {
this.username = credentials.user;
this.password = credentials.password;
}
}
});
RED.httpAdmin.delete('/mqtt-broker/:id',function(req,res) {
RED.nodes.deleteCredentials(req.params.id);
res.send(200);
});
RED.httpAdmin.post('/mqtt-broker/:id',function(req,res) {
var body = "";
req.on('data', function(chunk) {
body+=chunk;
RED.nodes.registerType("mqtt-broker",MQTTBrokerNode);
var querystring = require('querystring');
RED.httpAdmin.get('/mqtt-broker/:id',function(req,res) {
var credentials = RED.nodes.getCredentials(req.params.id);
if (credentials) {
res.send(JSON.stringify({user:credentials.user,hasPassword:(credentials.password&&credentials.password!="")}));
} else {
res.send(JSON.stringify({}));
}
});
req.on('end', function(){
var newCreds = querystring.parse(body);
var credentials = RED.nodes.getCredentials(req.params.id)||{};
if (newCreds.user == null || newCreds.user == "") {
delete credentials.user;
} else {
credentials.user = newCreds.user;
}
if (newCreds.password == "") {
delete credentials.password;
} else {
credentials.password = newCreds.password||credentials.password;
}
RED.nodes.addCredentials(req.params.id,credentials);
RED.httpAdmin.delete('/mqtt-broker/:id',function(req,res) {
RED.nodes.deleteCredentials(req.params.id);
res.send(200);
});
});
function MQTTInNode(n) {
RED.nodes.createNode(this,n);
this.topic = n.topic;
this.broker = n.broker;
this.brokerConfig = RED.nodes.getNode(this.broker);
if (this.brokerConfig) {
this.client = connectionPool.get(this.brokerConfig.broker,this.brokerConfig.port,this.brokerConfig.clientid,this.brokerConfig.username,this.brokerConfig.password);
var node = this;
this.client.subscribe(this.topic,2,function(topic,payload,qos,retain) {
var msg = {topic:topic,payload:payload,qos:qos,retain:retain};
if ((node.brokerConfig.broker == "localhost")||(node.brokerConfig.broker == "127.0.0.1")) {
msg._topic = topic;
}
node.send(msg);
RED.httpAdmin.post('/mqtt-broker/:id',function(req,res) {
var body = "";
req.on('data', function(chunk) {
body+=chunk;
});
this.client.connect();
} else {
this.error("missing broker configuration");
}
}
RED.nodes.registerType("mqtt in",MQTTInNode);
MQTTInNode.prototype.close = function() {
if (this.client) {
this.client.disconnect();
}
}
function MQTTOutNode(n) {
RED.nodes.createNode(this,n);
this.topic = n.topic;
this.broker = n.broker;
this.brokerConfig = RED.nodes.getNode(this.broker);
if (this.brokerConfig) {
this.client = connectionPool.get(this.brokerConfig.broker,this.brokerConfig.port,this.brokerConfig.clientid,this.brokerConfig.username,this.brokerConfig.password);
this.on("input",function(msg) {
if (msg != null) {
if (this.topic) {
msg.topic = this.topic;
}
this.client.publish(msg);
req.on('end', function(){
var newCreds = querystring.parse(body);
var credentials = RED.nodes.getCredentials(req.params.id)||{};
if (newCreds.user == null || newCreds.user == "") {
delete credentials.user;
} else {
credentials.user = newCreds.user;
}
if (newCreds.password == "") {
delete credentials.password;
} else {
credentials.password = newCreds.password||credentials.password;
}
RED.nodes.addCredentials(req.params.id,credentials);
res.send(200);
});
this.client.connect();
} else {
this.error("missing broker configuration");
}
}
RED.nodes.registerType("mqtt out",MQTTOutNode);
MQTTOutNode.prototype.close = function() {
if (this.client) {
this.client.disconnect();
});
function MQTTInNode(n) {
RED.nodes.createNode(this,n);
this.topic = n.topic;
this.broker = n.broker;
this.brokerConfig = RED.nodes.getNode(this.broker);
if (this.brokerConfig) {
this.client = connectionPool.get(this.brokerConfig.broker,this.brokerConfig.port,this.brokerConfig.clientid,this.brokerConfig.username,this.brokerConfig.password);
var node = this;
this.client.subscribe(this.topic,2,function(topic,payload,qos,retain) {
var msg = {topic:topic,payload:payload,qos:qos,retain:retain};
if ((node.brokerConfig.broker == "localhost")||(node.brokerConfig.broker == "127.0.0.1")) {
msg._topic = topic;
}
node.send(msg);
});
this.client.connect();
} else {
this.error("missing broker configuration");
}
}
RED.nodes.registerType("mqtt in",MQTTInNode);
MQTTInNode.prototype.close = function() {
if (this.client) {
this.client.disconnect();
}
}
function MQTTOutNode(n) {
RED.nodes.createNode(this,n);
this.topic = n.topic;
this.broker = n.broker;
this.brokerConfig = RED.nodes.getNode(this.broker);
if (this.brokerConfig) {
this.client = connectionPool.get(this.brokerConfig.broker,this.brokerConfig.port,this.brokerConfig.clientid,this.brokerConfig.username,this.brokerConfig.password);
this.on("input",function(msg) {
if (msg != null) {
if (this.topic) {
msg.topic = this.topic;
}
this.client.publish(msg);
}
});
this.client.connect();
} else {
this.error("missing broker configuration");
}
}
RED.nodes.registerType("mqtt out",MQTTOutNode);
MQTTOutNode.prototype.close = function() {
if (this.client) {
this.client.disconnect();
}
}
}

418
nodes/core/io/21-httpin.js
View File

@ -14,232 +14,234 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var util = require("util");
var http = require("follow-redirects").http;
var https = require("follow-redirects").https;
var urllib = require("url");
var express = require("express");
var getBody = require('raw-body');
var mustache = require("mustache");
var querystring = require("querystring");
var cors = require('cors');
var jsonParser = express.json();
var urlencParser = express.urlencoded();
function rawBodyParser(req, res, next) {
if (req._body) return next();
req.body = "";
req._body = true;
getBody(req, {
limit: '1mb',
length: req.headers['content-length'],
encoding: 'utf8'
}, function (err, buf) {
if (err) return next(err);
req.body = buf;
next();
});
}
function HTTPIn(n) {
RED.nodes.createNode(this,n);
if (RED.settings.httpNodeRoot !== false) {
this.url = n.url;
this.method = n.method;
var node = this;
this.errorHandler = function(err,req,res,next) {
node.warn(err);
res.send(500);
};
this.callback = function(req,res) {
if (node.method == "post") {
node.send({req:req,res:res,payload:req.body});
} else if (node.method == "get") {
node.send({req:req,res:res,payload:req.query});
} else {
node.send({req:req,res:res});
}
}
var corsHandler = function(req,res,next) { next(); }
if (RED.settings.httpNodeCors) {
corsHandler = cors(RED.settings.httpNodeCors);
RED.httpNode.options(this.url,corsHandler);
}
if (this.method == "get") {
RED.httpNode.get(this.url,corsHandler,this.callback,this.errorHandler);
} else if (this.method == "post") {
RED.httpNode.post(this.url,corsHandler,jsonParser,urlencParser,rawBodyParser,this.callback,this.errorHandler);
} else if (this.method == "put") {
RED.httpNode.put(this.url,corsHandler,jsonParser,urlencParser,rawBodyParser,this.callback,this.errorHandler);
} else if (this.method == "delete") {
RED.httpNode.delete(this.url,corsHandler,this.callback,errorHandler);
}
this.on("close",function() {
var routes = RED.httpNode.routes[this.method];
for (var i = 0; i<routes.length; i++) {
if (routes[i].path == this.url) {
routes.splice(i,1);
//break;
module.exports = function(RED) {
var util = require("util");
var http = require("follow-redirects").http;
var https = require("follow-redirects").https;
var urllib = require("url");
var express = require("express");
var getBody = require('raw-body');
var mustache = require("mustache");
var querystring = require("querystring");
var cors = require('cors');
var jsonParser = express.json();
var urlencParser = express.urlencoded();
function rawBodyParser(req, res, next) {
if (req._body) return next();
req.body = "";
req._body = true;
getBody(req, {
limit: '1mb',
length: req.headers['content-length'],
encoding: 'utf8'
}, function (err, buf) {
if (err) return next(err);
req.body = buf;
next();
});
}
function HTTPIn(n) {
RED.nodes.createNode(this,n);
if (RED.settings.httpNodeRoot !== false) {
this.url = n.url;
this.method = n.method;
var node = this;
this.errorHandler = function(err,req,res,next) {
node.warn(err);
res.send(500);
};
this.callback = function(req,res) {
if (node.method == "post") {
node.send({req:req,res:res,payload:req.body});
} else if (node.method == "get") {
node.send({req:req,res:res,payload:req.query});
} else {
node.send({req:req,res:res});
}
}
var corsHandler = function(req,res,next) { next(); }
if (RED.settings.httpNodeCors) {
var routes = RED.httpNode.routes['options'];
corsHandler = cors(RED.settings.httpNodeCors);
RED.httpNode.options(this.url,corsHandler);
}
if (this.method == "get") {
RED.httpNode.get(this.url,corsHandler,this.callback,this.errorHandler);
} else if (this.method == "post") {
RED.httpNode.post(this.url,corsHandler,jsonParser,urlencParser,rawBodyParser,this.callback,this.errorHandler);
} else if (this.method == "put") {
RED.httpNode.put(this.url,corsHandler,jsonParser,urlencParser,rawBodyParser,this.callback,this.errorHandler);
} else if (this.method == "delete") {
RED.httpNode.delete(this.url,corsHandler,this.callback,errorHandler);
}
this.on("close",function() {
var routes = RED.httpNode.routes[this.method];
for (var i = 0; i<routes.length; i++) {
if (routes[i].path == this.url) {
routes.splice(i,1);
//break;
}
}
}
});
} else {
this.warn("Cannot create http-in node when httpNodeRoot set to false");
}
}
RED.nodes.registerType("http in",HTTPIn);
function HTTPOut(n) {
RED.nodes.createNode(this,n);
var node = this;
this.on("input",function(msg) {
if (msg.res) {
if (msg.headers) {
msg.res.set(msg.headers);
}
var statusCode = msg.statusCode || 200;
if (typeof msg.payload == "object" && !Buffer.isBuffer(msg.payload)) {
msg.res.jsonp(statusCode,msg.payload);
} else {
msg.res.send(statusCode,msg.payload);
}
} else {
node.warn("No response object");
}
});
}
RED.nodes.registerType("http response",HTTPOut);
function HTTPRequest(n) {
RED.nodes.createNode(this,n);
var nodeUrl = n.url;
var isTemplatedUrl = (nodeUrl||"").indexOf("{{") != -1;
var nodeMethod = n.method || "GET";
var node = this;
var credentials = RED.nodes.getCredentials(n.id);
this.on("input",function(msg) {
var url;
if (msg.url) {
url = msg.url;
} else if (isTemplatedUrl) {
url = mustache.render(nodeUrl,msg);
} else {
url = nodeUrl;
}
var method = (msg.method||nodeMethod).toUpperCase();
var opts = urllib.parse(url);
opts.method = method;
opts.headers = {};
if (msg.headers) {
for (var v in msg.headers) {
opts.headers[v.toLowerCase()] = msg.headers[v];
}
}
if (credentials) {
opts.auth = credentials.user+":"+(credentials.password||"");
}
var payload = null;
if (msg.payload && (method == "POST" || method == "PUT") ) {
if (typeof msg.payload === "string" || Buffer.isBuffer(msg.payload)) {
payload = msg.payload;
} else if (typeof msg.payload == "number") {
payload = msg.payload+"";
} else {
if (opts.headers['content-type'] == 'application/x-www-form-urlencoded') {
payload = querystring.stringify(msg.payload);
} else {
payload = JSON.stringify(msg.payload);
if (opts.headers['content-type'] == null) {
opts.headers['content-type'] = "application/json";
if (RED.settings.httpNodeCors) {
var routes = RED.httpNode.routes['options'];
for (var i = 0; i<routes.length; i++) {
if (routes[i].path == this.url) {
routes.splice(i,1);
//break;
}
}
}
if (opts.headers['content-length'] == null) {
opts.headers['content-length'] = Buffer.byteLength(payload);
});
} else {
this.warn("Cannot create http-in node when httpNodeRoot set to false");
}
}
RED.nodes.registerType("http in",HTTPIn);
function HTTPOut(n) {
RED.nodes.createNode(this,n);
var node = this;
this.on("input",function(msg) {
if (msg.res) {
if (msg.headers) {
msg.res.set(msg.headers);
}
var statusCode = msg.statusCode || 200;
if (typeof msg.payload == "object" && !Buffer.isBuffer(msg.payload)) {
msg.res.jsonp(statusCode,msg.payload);
} else {
msg.res.send(statusCode,msg.payload);
}
} else {
node.warn("No response object");
}
var req = ((/^https/.test(url))?https:http).request(opts,function(res) {
res.setEncoding('utf8');
msg.statusCode = res.statusCode;
msg.headers = res.headers;
msg.payload = "";
res.on('data',function(chunk) {
msg.payload += chunk;
});
}
RED.nodes.registerType("http response",HTTPOut);
function HTTPRequest(n) {
RED.nodes.createNode(this,n);
var nodeUrl = n.url;
var isTemplatedUrl = (nodeUrl||"").indexOf("{{") != -1;
var nodeMethod = n.method || "GET";
var node = this;
var credentials = RED.nodes.getCredentials(n.id);
this.on("input",function(msg) {
var url;
if (msg.url) {
url = msg.url;
} else if (isTemplatedUrl) {
url = mustache.render(nodeUrl,msg);
} else {
url = nodeUrl;
}
var method = (msg.method||nodeMethod).toUpperCase();
var opts = urllib.parse(url);
opts.method = method;
opts.headers = {};
if (msg.headers) {
for (var v in msg.headers) {
opts.headers[v.toLowerCase()] = msg.headers[v];
}
}
if (credentials) {
opts.auth = credentials.user+":"+(credentials.password||"");
}
var payload = null;
if (msg.payload && (method == "POST" || method == "PUT") ) {
if (typeof msg.payload === "string" || Buffer.isBuffer(msg.payload)) {
payload = msg.payload;
} else if (typeof msg.payload == "number") {
payload = msg.payload+"";
} else {
if (opts.headers['content-type'] == 'application/x-www-form-urlencoded') {
payload = querystring.stringify(msg.payload);
} else {
payload = JSON.stringify(msg.payload);
if (opts.headers['content-type'] == null) {
opts.headers['content-type'] = "application/json";
}
}
}
if (opts.headers['content-length'] == null) {
opts.headers['content-length'] = Buffer.byteLength(payload);
}
}
var req = ((/^https/.test(url))?https:http).request(opts,function(res) {
res.setEncoding('utf8');
msg.statusCode = res.statusCode;
msg.headers = res.headers;
msg.payload = "";
res.on('data',function(chunk) {
msg.payload += chunk;
});
res.on('end',function() {
node.send(msg);
});
});
res.on('end',function() {
req.on('error',function(err) {
msg.payload = err.toString();
msg.statusCode = err.code;
node.send(msg);
});
});
req.on('error',function(err) {
msg.payload = err.toString();
msg.statusCode = err.code;
node.send(msg);
});
if (payload) {
req.write(payload);
}
req.end();
});
}
RED.nodes.registerType("http request",HTTPRequest);
RED.httpAdmin.get('/http-request/:id',function(req,res) {
var credentials = RED.nodes.getCredentials(req.params.id);
if (credentials) {
res.send(JSON.stringify({user:credentials.user,hasPassword:(credentials.password&&credentials.password!="")}));
} else {
res.send(JSON.stringify({}));
if (payload) {
req.write(payload);
}
req.end();
});
}
});
RED.httpAdmin.delete('/http-request/:id',function(req,res) {
RED.nodes.deleteCredentials(req.params.id);
res.send(200);
});
RED.httpAdmin.post('/http-request/:id',function(req,res) {
var body = "";
req.on('data', function(chunk) {
body+=chunk;
RED.nodes.registerType("http request",HTTPRequest);
RED.httpAdmin.get('/http-request/:id',function(req,res) {
var credentials = RED.nodes.getCredentials(req.params.id);
if (credentials) {
res.send(JSON.stringify({user:credentials.user,hasPassword:(credentials.password&&credentials.password!="")}));
} else {
res.send(JSON.stringify({}));
}
});
req.on('end', function(){
var newCreds = querystring.parse(body);
var credentials = RED.nodes.getCredentials(req.params.id)||{};
if (newCreds.user == null || newCreds.user == "") {
delete credentials.user;
} else {
credentials.user = newCreds.user;
}
if (newCreds.password == "") {
delete credentials.password;
} else {
credentials.password = newCreds.password||credentials.password;
}
RED.nodes.addCredentials(req.params.id,credentials);
RED.httpAdmin.delete('/http-request/:id',function(req,res) {
RED.nodes.deleteCredentials(req.params.id);
res.send(200);
});
});
RED.httpAdmin.post('/http-request/:id',function(req,res) {
var body = "";
req.on('data', function(chunk) {
body+=chunk;
});
req.on('end', function(){
var newCreds = querystring.parse(body);
var credentials = RED.nodes.getCredentials(req.params.id)||{};
if (newCreds.user == null || newCreds.user == "") {
delete credentials.user;
} else {
credentials.user = newCreds.user;
}
if (newCreds.password == "") {
delete credentials.password;
} else {
credentials.password = newCreds.password||credentials.password;
}
RED.nodes.addCredentials(req.params.id,credentials);
res.send(200);
});
});
}

285
nodes/core/io/22-websocket.js
View File

@ -14,159 +14,160 @@
* limitations under the License.
**/
// Require main module
var RED = require(process.env.NODE_RED_HOME+"/red/red"),
ws = require("ws"),
inspect = require("sys").inspect;
// A node red node that sets up a local websocket server
function WebSocketListenerNode(n) {
// Create a RED node
RED.nodes.createNode(this,n);
var node = this;
// Store local copies of the node configuration (as defined in the .html)
node.path = n.path;
node.wholemsg = (n.wholemsg === "true");
module.exports = function(RED) {
node._inputNodes = []; // collection of nodes that want to receive events
var path = RED.settings.httpNodeRoot || "/";
path = path + (path.slice(-1) == "/" ? "":"/") + (node.path.charAt(0) == "/" ? node.path.substring(1) : node.path);
// Workaround https://github.com/einaros/ws/pull/253
// Listen for 'newListener' events from RED.server
node._serverListeners = {};
var storeListener = function(/*String*/event,/*function*/listener){
if(event == "error" || event == "upgrade" || event == "listening"){
node._serverListeners[event] = listener;
}
}
node._clients = {};
var ws = require("ws"),
inspect = require("sys").inspect;
RED.server.addListener('newListener',storeListener);
// Create a WebSocket Server
node.server = new ws.Server({server:RED.server,path:path});
// Workaround https://github.com/einaros/ws/pull/253
// Stop listening for new listener events
RED.server.removeListener('newListener',storeListener);
node.server.on('connection', function(socket){
var id = (1+Math.random()*4294967295).toString(16);
node._clients[id] = socket;
// A node red node that sets up a local websocket server
function WebSocketListenerNode(n) {
// Create a RED node
RED.nodes.createNode(this,n);
var node = this;
// Store local copies of the node configuration (as defined in the .html)
node.path = n.path;
node.wholemsg = (n.wholemsg === "true");
socket.on('close',function() {
delete node._clients[id];
});
socket.on('message',function(data,flags){
node.handleEvent(id,socket,'message',data,flags);
});
socket.on('error', function(err) {
node.warn("An error occured on the ws connection: "+inspect(err));
});
});
node.on("close", function() {
node._inputNodes = []; // collection of nodes that want to receive events
var path = RED.settings.httpNodeRoot || "/";
path = path + (path.slice(-1) == "/" ? "":"/") + (node.path.charAt(0) == "/" ? node.path.substring(1) : node.path);
// Workaround https://github.com/einaros/ws/pull/253
// Remove listeners from RED.server
var listener = null;
for(var event in node._serverListeners){
listener = node._serverListeners[event];
if(typeof listener === "function"){
RED.server.removeListener(event,listener);
// Listen for 'newListener' events from RED.server
node._serverListeners = {};
var storeListener = function(/*String*/event,/*function*/listener){
if(event == "error" || event == "upgrade" || event == "listening"){
node._serverListeners[event] = listener;
}
}
node._serverListeners = {};
node.server.close();
node._inputNodes = [];
});
}
RED.nodes.registerType("websocket-listener",WebSocketListenerNode);
WebSocketListenerNode.prototype.registerInputNode = function(/*Node*/handler){
this._inputNodes.push(handler);
}
WebSocketListenerNode.prototype.handleEvent = function(id,/*socket*/socket,/*String*/event,/*Object*/data,/*Object*/flags){
var msg;
if (this.wholemsg) {
msg = JSON.parse(data);
} else {
msg = {
payload:data
node._clients = {};
RED.server.addListener('newListener',storeListener);
// Create a WebSocket Server
node.server = new ws.Server({server:RED.server,path:path});
// Workaround https://github.com/einaros/ws/pull/253
// Stop listening for new listener events
RED.server.removeListener('newListener',storeListener);
node.server.on('connection', function(socket){
var id = (1+Math.random()*4294967295).toString(16);
node._clients[id] = socket;
socket.on('close',function() {
delete node._clients[id];
});
socket.on('message',function(data,flags){
node.handleEvent(id,socket,'message',data,flags);
});
socket.on('error', function(err) {
node.warn("An error occured on the ws connection: "+inspect(err));
});
});
node.on("close", function() {
// Workaround https://github.com/einaros/ws/pull/253
// Remove listeners from RED.server
var listener = null;
for(var event in node._serverListeners){
listener = node._serverListeners[event];
if(typeof listener === "function"){
RED.server.removeListener(event,listener);
}
}
node._serverListeners = {};
node.server.close();
node._inputNodes = [];
});
}
RED.nodes.registerType("websocket-listener",WebSocketListenerNode);
WebSocketListenerNode.prototype.registerInputNode = function(/*Node*/handler){
this._inputNodes.push(handler);
}
WebSocketListenerNode.prototype.handleEvent = function(id,/*socket*/socket,/*String*/event,/*Object*/data,/*Object*/flags){
var msg;
if (this.wholemsg) {
msg = JSON.parse(data);
} else {
msg = {
payload:data
};
}
msg._session = {type:"websocket",id:id};
for (var i = 0; i < this._inputNodes.length; i++) {
this._inputNodes[i].send(msg);
};
}
msg._session = {type:"websocket",id:id};
for (var i = 0; i < this._inputNodes.length; i++) {
this._inputNodes[i].send(msg);
};
}
WebSocketListenerNode.prototype.broadcast = function(data){
for(var i in this.server.clients){
this.server.clients[i].send(data);
};
}
WebSocketListenerNode.prototype.send = function(id,data){
var session = this._clients[id];
if (session) {
session.send(data);
WebSocketListenerNode.prototype.broadcast = function(data){
for(var i in this.server.clients){
this.server.clients[i].send(data);
};
}
}
function WebSocketInNode(n) {
RED.nodes.createNode(this,n);
this.server = n.server;
var node = this;
this.serverConfig = RED.nodes.getNode(this.server);
if (this.serverConfig) {
this.serverConfig.registerInputNode(this);
} else {
this.error("Missing server configuration");
}
}
RED.nodes.registerType("websocket in",WebSocketInNode);
function WebSocketOutNode(n) {
RED.nodes.createNode(this,n);
var node = this;
this.server = n.server;
this.serverConfig = RED.nodes.getNode(this.server);
if (!this.serverConfig) {
this.error("Missing server configuration");
}
this.on("input", function(msg) {
var payload;
if (this.serverConfig.wholemsg) {
delete msg._session;
payload = JSON.stringify(msg);
} else {
payload = msg.payload;
if (Buffer.isBuffer(payload)) {
payload = payload.toString();
} else if (typeof payload === "object") {
payload = JSON.stringify(payload);
} else if (typeof payload !== "string") {
payload = ""+payload;
}
WebSocketListenerNode.prototype.send = function(id,data){
var session = this._clients[id];
if (session) {
session.send(data);
}
if (msg._session && msg._session.type == "websocket") {
node.serverConfig.send(msg._session.id,payload);
}
function WebSocketInNode(n) {
RED.nodes.createNode(this,n);
this.server = n.server;
var node = this;
this.serverConfig = RED.nodes.getNode(this.server);
if (this.serverConfig) {
this.serverConfig.registerInputNode(this);
} else {
node.serverConfig.broadcast(payload,function(error){
if(!!error){
node.warn("An error occurred while sending:" + inspect(error));
this.error("Missing server configuration");
}
}
RED.nodes.registerType("websocket in",WebSocketInNode);
function WebSocketOutNode(n) {
RED.nodes.createNode(this,n);
var node = this;
this.server = n.server;
this.serverConfig = RED.nodes.getNode(this.server);
if (!this.serverConfig) {
this.error("Missing server configuration");
}
this.on("input", function(msg) {
var payload;
if (this.serverConfig.wholemsg) {
delete msg._session;
payload = JSON.stringify(msg);
} else {
payload = msg.payload;
if (Buffer.isBuffer(payload)) {
payload = payload.toString();
} else if (typeof payload === "object") {
payload = JSON.stringify(payload);
} else if (typeof payload !== "string") {
payload = ""+payload;
}
});
}
});
}
if (msg._session && msg._session.type == "websocket") {
node.serverConfig.send(msg._session.id,payload);
} else {
node.serverConfig.broadcast(payload,function(error){
if(!!error){
node.warn("An error occurred while sending:" + inspect(error));
}
});
}
});
}
RED.nodes.registerType("websocket out",WebSocketOutNode);
}
RED.nodes.registerType("websocket out",WebSocketOutNode);

49
nodes/core/io/23-watch.js
View File

@ -14,29 +14,30 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var notify = require("fs.notify");
var fs = require("fs");
var sep = require("path").sep;
function WatchNode(n) {
RED.nodes.createNode(this,n);
this.files = n.files.split(",");
for (var f in this.files) {
this.files[f] = this.files[f].trim();
}
this.p = (this.files.length == 1) ? this.files[0] : JSON.stringify(this.files);
var node = this;
var notifications = new notify(node.files);
notifications.on('change', function (file, event, path) {
if (fs.statSync(path).isDirectory()) { path = path + sep + file; }
var msg = { payload: path, topic: node.p, file: file};
node.send(msg);
});
this.close = function() {
notifications.close();
module.exports = function(RED) {
var notify = require("fs.notify");
var fs = require("fs");
var sep = require("path").sep;
function WatchNode(n) {
RED.nodes.createNode(this,n);
this.files = n.files.split(",");
for (var f in this.files) {
this.files[f] = this.files[f].trim();
}
this.p = (this.files.length == 1) ? this.files[0] : JSON.stringify(this.files);
var node = this;
var notifications = new notify(node.files);
notifications.on('change', function (file, event, path) {
if (fs.statSync(path).isDirectory()) { path = path + sep + file; }
var msg = { payload: path, topic: node.p, file: file};
node.send(msg);
});
this.close = function() {
notifications.close();
}
}
RED.nodes.registerType("watch",WatchNode);
}
RED.nodes.registerType("watch",WatchNode);

367
nodes/core/io/25-serial.js
View File

@ -14,199 +14,200 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var settings = RED.settings;
var events = require("events");
var util = require("util");
var serialp = require("serialport");
// TODO: 'serialPool' should be encapsulated in SerialPortNode
function SerialPortNode(n) {
RED.nodes.createNode(this,n);
this.serialport = n.serialport;
this.newline = n.newline;
this.addchar = n.addchar || "false";
this.serialbaud = parseInt(n.serialbaud) || 57600;
this.databits = parseInt(n.databits) || 8;
this.parity = n.parity || "none";
this.stopbits = parseInt(n.stopbits) || 1;
}
RED.nodes.registerType("serial-port",SerialPortNode);
function SerialOutNode(n) {
RED.nodes.createNode(this,n);
this.serial = n.serial;
this.serialConfig = RED.nodes.getNode(this.serial);
if (this.serialConfig) {
var node = this;
node.port = serialPool.get(this.serialConfig.serialport,
this.serialConfig.serialbaud,
this.serialConfig.databits,
this.serialConfig.parity,
this.serialConfig.stopbits,
this.serialConfig.newline);
node.addCh = "";
if (node.serialConfig.addchar == "true") {
node.addCh = this.serialConfig.newline.replace("\\n","\n").replace("\\r","\r");
}
node.on("input",function(msg) {
var payload = msg.payload;
if (!Buffer.isBuffer(payload)) {
if (typeof payload === "object") {
payload = JSON.stringify(payload);
} else {
payload = new String(payload);
}
payload += node.addCh;
} else if (node.addCh !== "") {
payload = Buffer.concat([payload,new Buffer(node.addCh)]);
}
node.port.write(payload,function(err,res) {
if (err) {
node.error(err);
}
});
});
} else {
this.error("missing serial config");
module.exports = function(RED) {
var settings = RED.settings;
var events = require("events");
var util = require("util");
var serialp = require("serialport");
// TODO: 'serialPool' should be encapsulated in SerialPortNode
function SerialPortNode(n) {
RED.nodes.createNode(this,n);
this.serialport = n.serialport;
this.newline = n.newline;
this.addchar = n.addchar || "false";
this.serialbaud = parseInt(n.serialbaud) || 57600;
this.databits = parseInt(n.databits) || 8;
this.parity = n.parity || "none";
this.stopbits = parseInt(n.stopbits) || 1;
}
this.on("close", function() {
RED.nodes.registerType("serial-port",SerialPortNode);
function SerialOutNode(n) {
RED.nodes.createNode(this,n);
this.serial = n.serial;
this.serialConfig = RED.nodes.getNode(this.serial);
if (this.serialConfig) {
serialPool.close(this.serialConfig.serialport);
}
});
}
RED.nodes.registerType("serial out",SerialOutNode);
function SerialInNode(n) {
RED.nodes.createNode(this,n);
this.serial = n.serial;
this.serialConfig = RED.nodes.getNode(this.serial);
if (this.serialConfig) {
var node = this;
node.port = serialPool.get(this.serialConfig.serialport,
this.serialConfig.serialbaud,
this.serialConfig.databits,
this.serialConfig.parity,
this.serialConfig.stopbits,
this.serialConfig.newline);
this.port.on('data', function(msg) {
node.send({ "payload": msg });
});
} else {
this.error("missing serial config");
}
this.on("close", function() {
if (this.serialConfig) {
try {
serialPool.close(this.serialConfig.serialport);
} catch(err) {
var node = this;
node.port = serialPool.get(this.serialConfig.serialport,
this.serialConfig.serialbaud,
this.serialConfig.databits,
this.serialConfig.parity,
this.serialConfig.stopbits,
this.serialConfig.newline);
node.addCh = "";
if (node.serialConfig.addchar == "true") {
node.addCh = this.serialConfig.newline.replace("\\n","\n").replace("\\r","\r");
}
}
});
}
RED.nodes.registerType("serial in",SerialInNode);
var serialPool = function() {
var connections = {};
return {
get:function(port,baud,databits,parity,stopbits,newline,callback) {
var id = port;
if (!connections[id]) {
connections[id] = function() {
var obj = {
_emitter: new events.EventEmitter(),
serial: null,
_closing: false,
tout: null,
on: function(a,b) { this._emitter.on(a,b); },
close: function(cb) { this.serial.close(cb); },
write: function(m,cb) { this.serial.write(m,cb); },
node.on("input",function(msg) {
var payload = msg.payload;
if (!Buffer.isBuffer(payload)) {
if (typeof payload === "object") {
payload = JSON.stringify(payload);
} else {
payload = new String(payload);
}
newline = newline.replace("\\n","\n").replace("\\r","\r");
var setupSerial = function() {
if (newline == "") {
obj.serial = new serialp.SerialPort(port,{
baudrate: baud,
databits: databits,
parity: parity,
stopbits: stopbits,
parser: serialp.parsers.raw
},true, function(err, results) { if (err) obj.serial.emit('error',err); });
payload += node.addCh;
} else if (node.addCh !== "") {
payload = Buffer.concat([payload,new Buffer(node.addCh)]);
}
node.port.write(payload,function(err,res) {
if (err) {
node.error(err);
}
});
});
} else {
this.error("missing serial config");
}
this.on("close", function() {
if (this.serialConfig) {
serialPool.close(this.serialConfig.serialport);
}
});
}
RED.nodes.registerType("serial out",SerialOutNode);
function SerialInNode(n) {
RED.nodes.createNode(this,n);
this.serial = n.serial;
this.serialConfig = RED.nodes.getNode(this.serial);
if (this.serialConfig) {
var node = this;
node.port = serialPool.get(this.serialConfig.serialport,
this.serialConfig.serialbaud,
this.serialConfig.databits,
this.serialConfig.parity,
this.serialConfig.stopbits,
this.serialConfig.newline);
this.port.on('data', function(msg) {
node.send({ "payload": msg });
});
} else {
this.error("missing serial config");
}
this.on("close", function() {
if (this.serialConfig) {
try {
serialPool.close(this.serialConfig.serialport);
} catch(err) {
}
}
});
}
RED.nodes.registerType("serial in",SerialInNode);
var serialPool = function() {
var connections = {};
return {
get:function(port,baud,databits,parity,stopbits,newline,callback) {
var id = port;
if (!connections[id]) {
connections[id] = function() {
var obj = {
_emitter: new events.EventEmitter(),
serial: null,
_closing: false,
tout: null,
on: function(a,b) { this._emitter.on(a,b); },
close: function(cb) { this.serial.close(cb); },
write: function(m,cb) { this.serial.write(m,cb); },
}
else {
obj.serial = new serialp.SerialPort(port,{
baudrate: baud,
databits: databits,
parity: parity,
stopbits: stopbits,
parser: serialp.parsers.readline(newline)
},true, function(err, results) { if (err) obj.serial.emit('error',err); });
}
obj.serial.on('error', function(err) {
util.log("[serial] serial port "+port+" error "+err);
obj.tout = setTimeout(function() {
setupSerial();
}, settings.serialReconnectTime);
});
obj.serial.on('close', function() {
if (!obj._closing) {
util.log("[serial] serial port "+port+" closed unexpectedly");
newline = newline.replace("\\n","\n").replace("\\r","\r");
var setupSerial = function() {
if (newline == "") {
obj.serial = new serialp.SerialPort(port,{
baudrate: baud,
databits: databits,
parity: parity,
stopbits: stopbits,
parser: serialp.parsers.raw
},true, function(err, results) { if (err) obj.serial.emit('error',err); });
}
else {
obj.serial = new serialp.SerialPort(port,{
baudrate: baud,
databits: databits,
parity: parity,
stopbits: stopbits,
parser: serialp.parsers.readline(newline)
},true, function(err, results) { if (err) obj.serial.emit('error',err); });
}
obj.serial.on('error', function(err) {
util.log("[serial] serial port "+port+" error "+err);
obj.tout = setTimeout(function() {
setupSerial();
}, settings.serialReconnectTime);
}
});
obj.serial.on('open',function() {
util.log("[serial] serial port "+port+" opened at "+baud+" baud "+databits+""+parity.charAt(0).toUpperCase()+stopbits);
if (obj.tout) { clearTimeout(obj.tout); }
//obj.serial.flush();
obj._emitter.emit('ready');
});
obj.serial.on('data',function(d) {
if (typeof d !== "string") {
d = d.toString();
for (i=0; i<d.length; i++) {
obj._emitter.emit('data',d.charAt(i));
});
obj.serial.on('close', function() {
if (!obj._closing) {
util.log("[serial] serial port "+port+" closed unexpectedly");
obj.tout = setTimeout(function() {
setupSerial();
}, settings.serialReconnectTime);
}
}
else {
obj._emitter.emit('data',d);
}
});
obj.serial.on('open',function() {
util.log("[serial] serial port "+port+" opened at "+baud+" baud "+databits+""+parity.charAt(0).toUpperCase()+stopbits);
if (obj.tout) { clearTimeout(obj.tout); }
//obj.serial.flush();
obj._emitter.emit('ready');
});
obj.serial.on('data',function(d) {
if (typeof d !== "string") {
d = d.toString();
for (i=0; i<d.length; i++) {
obj._emitter.emit('data',d.charAt(i));
}
}
else {
obj._emitter.emit('data',d);
}
});
}
setupSerial();
return obj;
}();
}
return connections[id];
},
close: function(port) {
if (connections[port]) {
if (connections[port].tout != null) clearTimeout(connections[port].tout);
connections[port]._closing = true;
try {
connections[port].close(function() {
util.log("[serial] serial port closed");
});
}
setupSerial();
return obj;
}();
} catch(err) { };
}
delete connections[port];
}
return connections[id];
},
close: function(port) {
if (connections[port]) {
if (connections[port].tout != null) clearTimeout(connections[port].tout);
connections[port]._closing = true;
try {
connections[port].close(function() {
util.log("[serial] serial port closed");
});
} catch(err) { };
}
delete connections[port];
}
}
}();
RED.httpAdmin.get("/serialports",function(req,res) {
serialp.list(function (err, ports) {
res.writeHead(200, {'Content-Type': 'text/plain'});
res.write(JSON.stringify(ports));
res.end();
}();
RED.httpAdmin.get("/serialports",function(req,res) {
serialp.list(function (err, ports) {
res.writeHead(200, {'Content-Type': 'text/plain'});
res.write(JSON.stringify(ports));
res.end();
});
});
});
}

533
nodes/core/io/31-tcpin.js
View File

@ -14,229 +14,208 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var reconnectTime = RED.settings.socketReconnectTime||10000;
var socketTimeout = RED.settings.socketTimeout||null;
var net = require('net');
var connectionPool = {};
function TcpIn(n) {
RED.nodes.createNode(this,n);
this.host = n.host;
this.port = n.port * 1;
this.topic = n.topic;
this.stream = (!n.datamode||n.datamode=='stream'); /* stream,single*/
this.datatype = n.datatype||'buffer'; /* buffer,utf8,base64 */
this.newline = (n.newline||"").replace("\\n","\n").replace("\\r","\r");
this.base64 = n.base64;
this.server = (typeof n.server == 'boolean')?n.server:(n.server == "server");
this.closing = false;
var node = this;
if (!node.server) {
var buffer = null;
var client;
var reconnectTimeout;
function setupTcpClient() {
node.log("connecting to "+node.host+":"+node.port);
var id = (1+Math.random()*4294967295).toString(16);
client = net.connect(node.port, node.host, function() {
buffer = (node.datatype == 'buffer')? new Buffer(0):"";
node.log("connected to "+node.host+":"+node.port);
});
connectionPool[id] = client;
client.on('data', function (data) {
if (node.datatype != 'buffer') {
data = data.toString(node.datatype);
}
if (node.stream) {
if ((node.datatype) === "utf8" && node.newline != "") {
buffer = buffer+data;
var parts = buffer.split(node.newline);
for (var i = 0;i<parts.length-1;i+=1) {
var msg = {topic:node.topic, payload:parts[i]};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
buffer = parts[parts.length-1];
} else {
var msg = {topic:node.topic, payload:data};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
} else {
if ((typeof data) === "string") {
buffer = buffer+data;
} else {
buffer = Buffer.concat([buffer,data],buffer.length+data.length);
}
}
});
client.on('end', function() {
if (!node.stream || (node.datatype == "utf8" && node.newline != "" && buffer.length > 0)) {
var msg = {topic:node.topic,payload:buffer};
msg._session = {type:"tcp",id:id};
node.send(msg);
buffer = null;
}
});
client.on('close', function() {
delete connectionPool[id];
node.log("connection lost to "+node.host+":"+node.port);
if (!node.closing) {
reconnectTimeout = setTimeout(setupTcpClient, reconnectTime);
}
});
client.on('error', function(err) {
node.log(err);
});
}
setupTcpClient();
this.on('close', function() {
this.closing = true;
client.end();
clearTimeout(reconnectTimeout);
});
} else {
var server = net.createServer(function (socket) {
if (socketTimeout !== null) { socket.setTimeout(socketTimeout); }
var id = (1+Math.random()*4294967295).toString(16);
connectionPool[id] = socket;
var buffer = (node.datatype == 'buffer')? new Buffer(0):"";
socket.on('data', function (data) {
if (node.datatype != 'buffer') {
data = data.toString(node.datatype);
}
if (node.stream) {
if ((typeof data) === "string" && node.newline != "") {
buffer = buffer+data;
var parts = buffer.split(node.newline);
for (var i = 0;i<parts.length-1;i+=1) {
var msg = {topic:node.topic, payload:parts[i],ip:socket.remoteAddress,port:socket.remotePort};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
buffer = parts[parts.length-1];
} else {
var msg = {topic:node.topic, payload:data};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
} else {
if ((typeof data) === "string") {
buffer = buffer+data;
} else {
buffer = Buffer.concat([buffer,data],buffer.length+data.length);
}
}
});
socket.on('end', function() {
if (!node.stream || (node.datatype == "utf8" && node.newline != "" && buffer.length > 0)) {
var msg = {topic:node.topic,payload:buffer};
msg._session = {type:"tcp",id:id};
node.send(msg);
buffer = null;
}
});
socket.on('timeout', function() {
node.log('timeout closed socket port '+node.port);
socket.end();
});
socket.on('close', function() {
delete connectionPool[id];
});
socket.on('error',function(err) {
node.log(err);
});
});
server.on('error', function(err) {
if (err) {
node.error('unable to listen on port '+node.port+' : '+err);
}
});
server.listen(node.port, function(err) {
if (err) {
node.error('unable to listen on port '+node.port+' : '+err);
} else {
node.log('listening on port '+node.port);
module.exports = function(RED) {
var reconnectTime = RED.settings.socketReconnectTime||10000;
var socketTimeout = RED.settings.socketTimeout||null;
var net = require('net');
node.on('close', function() {
node.closing = true;
server.close();
node.log('stopped listening on port '+node.port);
var connectionPool = {};
function TcpIn(n) {
RED.nodes.createNode(this,n);
this.host = n.host;
this.port = n.port * 1;
this.topic = n.topic;
this.stream = (!n.datamode||n.datamode=='stream'); /* stream,single*/
this.datatype = n.datatype||'buffer'; /* buffer,utf8,base64 */
this.newline = (n.newline||"").replace("\\n","\n").replace("\\r","\r");
this.base64 = n.base64;
this.server = (typeof n.server == 'boolean')?n.server:(n.server == "server");
this.closing = false;
var node = this;
if (!node.server) {
var buffer = null;
var client;
var reconnectTimeout;
function setupTcpClient() {
node.log("connecting to "+node.host+":"+node.port);
var id = (1+Math.random()*4294967295).toString(16);
client = net.connect(node.port, node.host, function() {
buffer = (node.datatype == 'buffer')? new Buffer(0):"";
node.log("connected to "+node.host+":"+node.port);
});
connectionPool[id] = client;
client.on('data', function (data) {
if (node.datatype != 'buffer') {
data = data.toString(node.datatype);
}
if (node.stream) {
if ((node.datatype) === "utf8" && node.newline != "") {
buffer = buffer+data;
var parts = buffer.split(node.newline);
for (var i = 0;i<parts.length-1;i+=1) {
var msg = {topic:node.topic, payload:parts[i]};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
buffer = parts[parts.length-1];
} else {
var msg = {topic:node.topic, payload:data};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
} else {
if ((typeof data) === "string") {
buffer = buffer+data;
} else {
buffer = Buffer.concat([buffer,data],buffer.length+data.length);
}
}
});
client.on('end', function() {
if (!node.stream || (node.datatype == "utf8" && node.newline != "" && buffer.length > 0)) {
var msg = {topic:node.topic,payload:buffer};
msg._session = {type:"tcp",id:id};
node.send(msg);
buffer = null;
}
});
client.on('close', function() {
delete connectionPool[id];
node.log("connection lost to "+node.host+":"+node.port);
if (!node.closing) {
reconnectTimeout = setTimeout(setupTcpClient, reconnectTime);
}
});
client.on('error', function(err) {
node.log(err);
});
}
});
}
}
RED.nodes.registerType("tcp in",TcpIn);
function TcpOut(n) {
RED.nodes.createNode(this,n);
this.host = n.host;
this.port = n.port * 1;
this.base64 = n.base64;
this.beserver = n.beserver;
this.name = n.name;
this.closing = false;
var node = this;
if (!node.beserver||node.beserver=="client") {
var reconnectTimeout;
var client = null;
var connected = false;
function setupTcpClient() {
node.log("connecting to "+node.host+":"+node.port);
client = net.connect(node.port, node.host, function() {
connected = true;
node.log("connected to "+node.host+":"+node.port);
setupTcpClient();
this.on('close', function() {
this.closing = true;
client.end();
clearTimeout(reconnectTimeout);
});
client.on('error', function (err) {
node.log('error : '+err);
} else {
var server = net.createServer(function (socket) {
if (socketTimeout !== null) { socket.setTimeout(socketTimeout); }
var id = (1+Math.random()*4294967295).toString(16);
connectionPool[id] = socket;
var buffer = (node.datatype == 'buffer')? new Buffer(0):"";
socket.on('data', function (data) {
if (node.datatype != 'buffer') {
data = data.toString(node.datatype);
}
if (node.stream) {
if ((typeof data) === "string" && node.newline != "") {
buffer = buffer+data;
var parts = buffer.split(node.newline);
for (var i = 0;i<parts.length-1;i+=1) {
var msg = {topic:node.topic, payload:parts[i],ip:socket.remoteAddress,port:socket.remotePort};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
buffer = parts[parts.length-1];
} else {
var msg = {topic:node.topic, payload:data};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
} else {
if ((typeof data) === "string") {
buffer = buffer+data;
} else {
buffer = Buffer.concat([buffer,data],buffer.length+data.length);
}
}
});
socket.on('end', function() {
if (!node.stream || (node.datatype == "utf8" && node.newline != "" && buffer.length > 0)) {
var msg = {topic:node.topic,payload:buffer};
msg._session = {type:"tcp",id:id};
node.send(msg);
buffer = null;
}
});
socket.on('timeout', function() {
node.log('timeout closed socket port '+node.port);
socket.end();
});
socket.on('close', function() {
delete connectionPool[id];
});
socket.on('error',function(err) {
node.log(err);
});
});
client.on('end', function (err) {
server.on('error', function(err) {
if (err) {
node.error('unable to listen on port '+node.port+' : '+err);
}
});
client.on('close', function() {
node.log("connection lost to "+node.host+":"+node.port);
connected = false;
client.destroy();
if (!node.closing) {
reconnectTimeout = setTimeout(setupTcpClient,reconnectTime);
server.listen(node.port, function(err) {
if (err) {
node.error('unable to listen on port '+node.port+' : '+err);
} else {
node.log('listening on port '+node.port);
node.on('close', function() {
node.closing = true;
server.close();
node.log('stopped listening on port '+node.port);
});
}
});
}
setupTcpClient();
node.on("input", function(msg) {
if (connected && msg.payload != null) {
if (Buffer.isBuffer(msg.payload)) {
client.write(msg.payload);
} else if (typeof msg.payload === "string" && node.base64) {
client.write(new Buffer(msg.payload,'base64'));
} else {
client.write(new Buffer(""+msg.payload));
}
}
RED.nodes.registerType("tcp in",TcpIn);
function TcpOut(n) {
RED.nodes.createNode(this,n);
this.host = n.host;
this.port = n.port * 1;
this.base64 = n.base64;
this.beserver = n.beserver;
this.name = n.name;
this.closing = false;
var node = this;
if (!node.beserver||node.beserver=="client") {
var reconnectTimeout;
var client = null;
var connected = false;
function setupTcpClient() {
node.log("connecting to "+node.host+":"+node.port);
client = net.connect(node.port, node.host, function() {
connected = true;
node.log("connected to "+node.host+":"+node.port);
});
client.on('error', function (err) {
node.log('error : '+err);
});
client.on('end', function (err) {
});
client.on('close', function() {
node.log("connection lost to "+node.host+":"+node.port);
connected = false;
client.destroy();
if (!node.closing) {
reconnectTimeout = setTimeout(setupTcpClient,reconnectTime);
}
});
}
});
node.on("close", function() {
this.closing = true;
client.end();
clearTimeout(reconnectTimeout);
});
} else if (node.beserver == "reply") {
node.on("input",function(msg) {
if (msg._session && msg._session.type == "tcp") {
var client = connectionPool[msg._session.id];
if (client) {
setupTcpClient();
node.on("input", function(msg) {
if (connected && msg.payload != null) {
if (Buffer.isBuffer(msg.payload)) {
client.write(msg.payload);
} else if (typeof msg.payload === "string" && node.base64) {
@ -245,62 +224,84 @@ function TcpOut(n) {
client.write(new Buffer(""+msg.payload));
}
}
}
});
} else {
var connectedSockets = [];
var server = net.createServer(function (socket) {
if (socketTimeout !== null) { socket.setTimeout(socketTimeout); }
var remoteDetails = socket.remoteAddress+":"+socket.remotePort;
node.log("connection from "+remoteDetails);
connectedSockets.push(socket);
socket.on('timeout', function() {
node.log('timeout closed socket port '+node.port);
socket.end();
});
socket.on('close',function() {
node.log("connection closed from "+remoteDetails);
connectedSockets.splice(connectedSockets.indexOf(socket),1);
node.on("close", function() {
this.closing = true;
client.end();
clearTimeout(reconnectTimeout);
});
socket.on('error',function() {
node.log("socket error from "+remoteDetails);
connectedSockets.splice(connectedSockets.indexOf(socket),1);
});
});
node.on("input", function(msg) {
if (msg.payload != null) {
var buffer;
if (Buffer.isBuffer(msg.payload)) {
buffer = msg.payload;
} else if (typeof msg.payload === "string" && node.base64) {
buffer = new Buffer(msg.payload,'base64');
} else {
buffer = new Buffer(""+msg.payload);
} else if (node.beserver == "reply") {
node.on("input",function(msg) {
if (msg._session && msg._session.type == "tcp") {
var client = connectionPool[msg._session.id];
if (client) {
if (Buffer.isBuffer(msg.payload)) {
client.write(msg.payload);
} else if (typeof msg.payload === "string" && node.base64) {
client.write(new Buffer(msg.payload,'base64'));
} else {
client.write(new Buffer(""+msg.payload));
}
}
}
for (var i = 0; i<connectedSockets.length;i+=1) {
connectedSockets[i].write(buffer);
}
}
});
server.on('error', function(err) {
if (err) {
node.error('unable to listen on port '+node.port+' : '+err);
}
});
server.listen(node.port, function(err) {
if (err) {
node.error('unable to listen on port '+node.port+' : '+err);
} else {
node.log('listening on port '+node.port);
node.on('close', function() {
server.close();
node.log('stopped listening on port '+node.port);
});
} else {
var connectedSockets = [];
var server = net.createServer(function (socket) {
if (socketTimeout !== null) { socket.setTimeout(socketTimeout); }
var remoteDetails = socket.remoteAddress+":"+socket.remotePort;
node.log("connection from "+remoteDetails);
connectedSockets.push(socket);
socket.on('timeout', function() {
node.log('timeout closed socket port '+node.port);
socket.end();
});
}
});
socket.on('close',function() {
node.log("connection closed from "+remoteDetails);
connectedSockets.splice(connectedSockets.indexOf(socket),1);
});
socket.on('error',function() {
node.log("socket error from "+remoteDetails);
connectedSockets.splice(connectedSockets.indexOf(socket),1);
});
});
node.on("input", function(msg) {
if (msg.payload != null) {
var buffer;
if (Buffer.isBuffer(msg.payload)) {
buffer = msg.payload;
} else if (typeof msg.payload === "string" && node.base64) {
buffer = new Buffer(msg.payload,'base64');
} else {
buffer = new Buffer(""+msg.payload);
}
for (var i = 0; i<connectedSockets.length;i+=1) {
connectedSockets[i].write(buffer);
}
}
});
server.on('error', function(err) {
if (err) {
node.error('unable to listen on port '+node.port+' : '+err);
}
});
server.listen(node.port, function(err) {
if (err) {
node.error('unable to listen on port '+node.port+' : '+err);
} else {
node.log('listening on port '+node.port);
node.on('close', function() {
server.close();
node.log('stopped listening on port '+node.port);
});
}
});
}
}
RED.nodes.registerType("tcp out",TcpOut);
}
RED.nodes.registerType("tcp out",TcpOut);

273
nodes/core/io/32-udp.js
View File

@ -14,102 +14,53 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var dgram = require('dgram');
// The Input Node
function UDPin(n) {
RED.nodes.createNode(this,n);
this.group = n.group;
this.port = n.port;
this.datatype = n.datatype;
this.iface = n.iface || null;
this.multicast = n.multicast;
var node = this;
var server = dgram.createSocket('udp4');
server.on("error", function (err) {
if ((err.code == "EACCES") && (node.port < 1024)) {
node.error("UDP access error, you may need root access for ports below 1024");
} else {
node.error("UDP error : "+err.code);
}
server.close();
});
server.on('message', function (message, remote) {
var msg;
if (node.datatype =="base64") {
msg = { payload:message.toString('base64'), fromip:remote.address+':'+remote.port };
} else if (node.datatype =="utf8") {
msg = { payload:message.toString('utf8'), fromip:remote.address+':'+remote.port };
} else {
msg = { payload:message, fromip:remote.address+':'+remote.port, ip:remote.address, port:remote.port };
}
node.send(msg);
});
server.on('listening', function () {
var address = server.address();
node.log('udp listener at ' + address.address + ":" + address.port);
if (node.multicast == "true") {
server.setBroadcast(true);
try {
server.setMulticastTTL(128);
server.addMembership(node.group,node.iface);
node.log("udp multicast group "+node.group);
} catch (e) {
if (e.errno == "EINVAL") {
node.error("Bad Multicast Address");
} else if (e.errno == "ENODEV") {
node.error("Must be ip address of the required interface");
} else {
node.error("Error :"+e.errno);
}
module.exports = function(RED) {
var dgram = require('dgram');
// The Input Node
function UDPin(n) {
RED.nodes.createNode(this,n);
this.group = n.group;
this.port = n.port;
this.datatype = n.datatype;
this.iface = n.iface || null;
this.multicast = n.multicast;
var node = this;
var server = dgram.createSocket('udp4');
server.on("error", function (err) {
if ((err.code == "EACCES") && (node.port < 1024)) {
node.error("UDP access error, you may need root access for ports below 1024");
} else {
node.error("UDP error : "+err.code);
}
}
});
node.on("close", function() {
try {
server.close();
node.log('udp listener stopped');
} catch (err) {
node.error(err);
}
});
server.bind(node.port,node.iface);
}
RED.nodes.registerType("udp in",UDPin);
// The Output Node
function UDPout(n) {
RED.nodes.createNode(this,n);
//this.group = n.group;
this.port = n.port;
this.outport = n.outport||"";
this.base64 = n.base64;
this.addr = n.addr;
this.iface = n.iface || null;
this.multicast = n.multicast;
var node = this;
var sock = dgram.createSocket('udp4'); // only use ipv4 for now
if (node.multicast != "false") {
if (node.outport == "") { node.outport = node.port; }
sock.bind(node.outport, function() { // have to bind before you can enable broadcast...
sock.setBroadcast(true); // turn on broadcast
if (node.multicast == "multi") {
});
server.on('message', function (message, remote) {
var msg;
if (node.datatype =="base64") {
msg = { payload:message.toString('base64'), fromip:remote.address+':'+remote.port };
} else if (node.datatype =="utf8") {
msg = { payload:message.toString('utf8'), fromip:remote.address+':'+remote.port };
} else {
msg = { payload:message, fromip:remote.address+':'+remote.port, ip:remote.address, port:remote.port };
}
node.send(msg);
});
server.on('listening', function () {
var address = server.address();
node.log('udp listener at ' + address.address + ":" + address.port);
if (node.multicast == "true") {
server.setBroadcast(true);
try {
sock.setMulticastTTL(128);
sock.addMembership(node.addr,node.iface); // Add to the multicast group
node.log('udp multicast ready : '+node.outport+' -> '+node.addr+":"+node.port);
server.setMulticastTTL(128);
server.addMembership(node.group,node.iface);
node.log("udp multicast group "+node.group);
} catch (e) {
if (e.errno == "EINVAL") {
if (e.errno == "EINVAL") {
node.error("Bad Multicast Address");
} else if (e.errno == "ENODEV") {
node.error("Must be ip address of the required interface");
@ -117,52 +68,102 @@ function UDPout(n) {
node.error("Error :"+e.errno);
}
}
} else {
node.log('udp broadcast ready : '+node.outport+' -> '+node.addr+":"+node.port);
}
});
} else if (node.outport != "") {
sock.bind(node.outport);
node.log('udp ready : '+node.outport+' -> '+node.addr+":"+node.port);
} else {
node.log('udp ready : '+node.addr+":"+node.port);
}
node.on("input", function(msg) {
if (msg.payload != null) {
var add = node.addr || msg.ip || "";
var por = node.port || msg.port || 0;
if (add == "") {
node.warn("udp: ip address not set");
} else if (por == 0) {
node.warn("udp: port not set");
} else if (isNaN(por) || (por < 1) || (por > 65535)) {
node.warn("udp: port number not valid");
} else {
var message;
if (node.base64) {
message = new Buffer(b64string, 'base64');
} else if (msg.payload instanceof Buffer) {
message = msg.payload;
} else {
message = new Buffer(""+msg.payload);
}
sock.send(message, 0, message.length, por, add, function(err, bytes) {
if (err) {
node.error("udp : "+err);
}
});
node.on("close", function() {
try {
server.close();
node.log('udp listener stopped');
} catch (err) {
node.error(err);
}
});
server.bind(node.port,node.iface);
}
RED.nodes.registerType("udp in",UDPin);
// The Output Node
function UDPout(n) {
RED.nodes.createNode(this,n);
//this.group = n.group;
this.port = n.port;
this.outport = n.outport||"";
this.base64 = n.base64;
this.addr = n.addr;
this.iface = n.iface || null;
this.multicast = n.multicast;
var node = this;
var sock = dgram.createSocket('udp4'); // only use ipv4 for now
if (node.multicast != "false") {
if (node.outport == "") { node.outport = node.port; }
sock.bind(node.outport, function() { // have to bind before you can enable broadcast...
sock.setBroadcast(true); // turn on broadcast
if (node.multicast == "multi") {
try {
sock.setMulticastTTL(128);
sock.addMembership(node.addr,node.iface); // Add to the multicast group
node.log('udp multicast ready : '+node.outport+' -> '+node.addr+":"+node.port);
} catch (e) {
if (e.errno == "EINVAL") {
node.error("Bad Multicast Address");
} else if (e.errno == "ENODEV") {
node.error("Must be ip address of the required interface");
} else {
node.error("Error :"+e.errno);
}
}
} else {
node.log('udp broadcast ready : '+node.outport+' -> '+node.addr+":"+node.port);
}
});
} else if (node.outport != "") {
sock.bind(node.outport);
node.log('udp ready : '+node.outport+' -> '+node.addr+":"+node.port);
} else {
node.log('udp ready : '+node.addr+":"+node.port);
}
});
node.on("close", function() {
try {
sock.close();
node.log('udp output stopped');
} catch (err) {
node.error(err);
}
});
node.on("input", function(msg) {
if (msg.payload != null) {
var add = node.addr || msg.ip || "";
var por = node.port || msg.port || 0;
if (add == "") {
node.warn("udp: ip address not set");
} else if (por == 0) {
node.warn("udp: port not set");
} else if (isNaN(por) || (por < 1) || (por > 65535)) {
node.warn("udp: port number not valid");
} else {
var message;
if (node.base64) {
message = new Buffer(b64string, 'base64');
} else if (msg.payload instanceof Buffer) {
message = msg.payload;
} else {
message = new Buffer(""+msg.payload);
}
sock.send(message, 0, message.length, por, add, function(err, bytes) {
if (err) {
node.error("udp : "+err);
}
});
}
}
});
node.on("close", function() {
try {
sock.close();
node.log('udp output stopped');
} catch (err) {
node.error(err);
}
});
}
RED.nodes.registerType("udp out",UDPout);
}
RED.nodes.registerType("udp out",UDPout);

108
nodes/core/logic/10-switch.js
View File

@ -14,60 +14,60 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME + "/red/red");
var operators = {
'eq': function(a, b) { return a == b; },
'neq': function(a, b) { return a != b; },
'lt': function(a, b) { return a < b; },
'lte': function(a, b) { return a <= b; },
'gt': function(a, b) { return a > b; },
'gte': function(a, b) { return a >= b; },
'btwn': function(a, b, c) { return a >= b && a <= c; },
'cont': function(a, b) { return (a + "").indexOf(b) != -1; },
'regex': function(a, b) { return (a + "").match(new RegExp(b)); },
'true': function(a) { return a === true; },
'false': function(a) { return a === false; },
'null': function(a) { return typeof a == "undefined"; },
'nnull': function(a) { return typeof a != "undefined"; },
'else': function(a) { return a === true; }
};
function SwitchNode(n) {
RED.nodes.createNode(this, n);
this.rules = n.rules;
this.property = n.property;
this.checkall = n.checkall || "true";
var propertyParts = n.property.split("."),
node = this;
for (var i=0; i<this.rules.length; i+=1) {
var rule = this.rules[i];
if (!isNaN(Number(rule.v))) {
rule.v = Number(rule.v);
rule.v2 = Number(rule.v2);
}
}
this.on('input', function (msg) {
var onward = [];
var prop = propertyParts.reduce(function (obj, i) {
return obj[i]
}, msg);
var elseflag = true;
for (var i=0; i<node.rules.length; i+=1) {
var rule = node.rules[i];
var test = prop;
if (rule.t == "else") { test = elseflag; elseflag = true; }
if (operators[rule.t](test,rule.v, rule.v2)) {
onward.push(msg);
elseflag = false;
if (node.checkall == "false") { break; }
} else {
onward.push(null);
module.exports = function(RED) {
var operators = {
'eq': function(a, b) { return a == b; },
'neq': function(a, b) { return a != b; },
'lt': function(a, b) { return a < b; },
'lte': function(a, b) { return a <= b; },
'gt': function(a, b) { return a > b; },
'gte': function(a, b) { return a >= b; },
'btwn': function(a, b, c) { return a >= b && a <= c; },
'cont': function(a, b) { return (a + "").indexOf(b) != -1; },
'regex': function(a, b) { return (a + "").match(new RegExp(b)); },
'true': function(a) { return a === true; },
'false': function(a) { return a === false; },
'null': function(a) { return typeof a == "undefined"; },
'nnull': function(a) { return typeof a != "undefined"; },
'else': function(a) { return a === true; }
};
function SwitchNode(n) {
RED.nodes.createNode(this, n);
this.rules = n.rules;
this.property = n.property;
this.checkall = n.checkall || "true";
var propertyParts = n.property.split("."),
node = this;
for (var i=0; i<this.rules.length; i+=1) {
var rule = this.rules[i];
if (!isNaN(Number(rule.v))) {
rule.v = Number(rule.v);
rule.v2 = Number(rule.v2);
}
}
this.send(onward);
});
this.on('input', function (msg) {
var onward = [];
var prop = propertyParts.reduce(function (obj, i) {
return obj[i]
}, msg);
var elseflag = true;
for (var i=0; i<node.rules.length; i+=1) {
var rule = node.rules[i];
var test = prop;
if (rule.t == "else") { test = elseflag; elseflag = true; }
if (operators[rule.t](test,rule.v, rule.v2)) {
onward.push(msg);
elseflag = false;
if (node.checkall == "false") { break; }
} else {
onward.push(null);
}
}
this.send(onward);
});
}
RED.nodes.registerType("switch", SwitchNode);
}
RED.nodes.registerType("switch", SwitchNode);

110
nodes/core/logic/15-change.js
View File

@ -14,60 +14,60 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME + "/red/red");
function ChangeNode(n) {
RED.nodes.createNode(this, n);
this.action = n.action;
this.property = n.property || "";
this.from = n.from || " ";
this.to = n.to || " ";
this.reg = (n.reg === null || n.reg);
var node = this;
if (node.reg === false) {
this.from = this.from.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&");
module.exports = function(RED) {
function ChangeNode(n) {
RED.nodes.createNode(this, n);
this.action = n.action;
this.property = n.property || "";
this.from = n.from || " ";
this.to = n.to || " ";
this.reg = (n.reg === null || n.reg);
var node = this;
if (node.reg === false) {
this.from = this.from.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&");
}
var makeNew = function( stem, path, value ) {
var lastPart = (arguments.length === 3) ? path.pop() : false;
for (var i = 0; i < path.length; i++) {
stem = stem[path[i]] = stem[path[i]] || {};
}
if (lastPart) { stem = stem[lastPart] = value; }
return stem;
};
this.on('input', function (msg) {
if (node.action == "change") {
try {
node.re = new RegExp(this.from, "g");
} catch (e) {
node.error(e.message);
}
if (typeof msg[node.property] === "string") {
msg[node.property] = (msg[node.property]).replace(node.re, node.to);
}
}
//else if (node.action == "replace") {
//if (node.to.indexOf("msg.") == 0) {
//msg[node.property] = eval(node.to);
//}
//else {
//msg[node.property] = node.to;
//}
//}
else if (node.action == "replace") {
if (node.to.indexOf("msg.") == 0) {
makeNew( msg, node.property.split("."), eval(node.to) );
}
else {
makeNew( msg, node.property.split("."), node.to );
}
//makeNew( msg, node.property.split("."), node.to );
}
else if (node.action == "delete") {
delete(msg[node.property]);
}
node.send(msg);
});
}
var makeNew = function( stem, path, value ) {
var lastPart = (arguments.length === 3) ? path.pop() : false;
for (var i = 0; i < path.length; i++) {
stem = stem[path[i]] = stem[path[i]] || {};
}
if (lastPart) { stem = stem[lastPart] = value; }
return stem;
};
this.on('input', function (msg) {
if (node.action == "change") {
try {
node.re = new RegExp(this.from, "g");
} catch (e) {
node.error(e.message);
}
if (typeof msg[node.property] === "string") {
msg[node.property] = (msg[node.property]).replace(node.re, node.to);
}
}
//else if (node.action == "replace") {
//if (node.to.indexOf("msg.") == 0) {
//msg[node.property] = eval(node.to);
//}
//else {
//msg[node.property] = node.to;
//}
//}
else if (node.action == "replace") {
if (node.to.indexOf("msg.") == 0) {
makeNew( msg, node.property.split("."), eval(node.to) );
}
else {
makeNew( msg, node.property.split("."), node.to );
}
//makeNew( msg, node.property.split("."), node.to );
}
else if (node.action == "delete") {
delete(msg[node.property]);
}
node.send(msg);
});
RED.nodes.registerType("change", ChangeNode);
}
RED.nodes.registerType("change", ChangeNode);

58
nodes/core/logic/16-range.js
View File

@ -14,34 +14,34 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME + "/red/red");
function RangeNode(n) {
RED.nodes.createNode(this, n);
this.action = n.action;
this.round = n.round || false;
this.minin = Number(n.minin);
this.maxin = Number(n.maxin);
this.minout = Number(n.minout);
this.maxout = Number(n.maxout);
var node = this;
this.on('input', function (msg) {
var n = Number(msg.payload);
if (!isNaN(n)) {
if (node.action == "clamp") {
if (n < node.minin) { n = node.minin; }
if (n > node.maxin) { n = node.maxin; }
module.exports = function(RED) {
function RangeNode(n) {
RED.nodes.createNode(this, n);
this.action = n.action;
this.round = n.round || false;
this.minin = Number(n.minin);
this.maxin = Number(n.maxin);
this.minout = Number(n.minout);
this.maxout = Number(n.maxout);
var node = this;
this.on('input', function (msg) {
var n = Number(msg.payload);
if (!isNaN(n)) {
if (node.action == "clamp") {
if (n < node.minin) { n = node.minin; }
if (n > node.maxin) { n = node.maxin; }
}
if (node.action == "roll") {
if (n >= node.maxin) { n = (n - node.minin) % (node.maxin - node.minin) + node.minin; }
if (n < node.minin) { n = (n - node.minin) % (node.maxin - node.minin) + node.maxin; }
}
msg.payload = ((n - node.minin) / (node.maxin - node.minin) * (node.maxout - node.minout)) + node.minout;
if (node.round) { msg.payload = Math.round(msg.payload); }
node.send(msg);
}
if (node.action == "roll") {
if (n >= node.maxin) { n = (n - node.minin) % (node.maxin - node.minin) + node.minin; }
if (n < node.minin) { n = (n - node.minin) % (node.maxin - node.minin) + node.maxin; }
}
msg.payload = ((n - node.minin) / (node.maxin - node.minin) * (node.maxout - node.minout)) + node.minout;
if (node.round) { msg.payload = Math.round(msg.payload); }
node.send(msg);
}
else { node.log("Not a number: "+msg.payload); }
});
else { node.log("Not a number: "+msg.payload); }
});
}
RED.nodes.registerType("range", RangeNode);
}
RED.nodes.registerType("range", RangeNode);

110
nodes/core/parsers/70-CSV.js
View File

@ -14,65 +14,65 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
function CSVNode(n) {
RED.nodes.createNode(this,n);
this.template = n.temp.split(",");
this.sep = n.sep || ',';
this.sep = this.sep.replace("\\n","\n").replace("\\r","\r").replace("\\t","\t");
this.quo = '"';
var node = this;
this.on("input", function(msg) {
if (msg.hasOwnProperty("payload")) {
if (typeof msg.payload == "object") { // convert to csv
try {
var o = "";
for (var i in node.template) {
if (msg.payload.hasOwnProperty(node.template[i])) {
if (msg.payload[node.template[i]].indexOf(node.sep) != -1) {
o += node.quo + msg.payload[node.template[i]] + node.quo + node.sep;
module.exports = function(RED) {
function CSVNode(n) {
RED.nodes.createNode(this,n);
this.template = n.temp.split(",");
this.sep = n.sep || ',';
this.sep = this.sep.replace("\\n","\n").replace("\\r","\r").replace("\\t","\t");
this.quo = '"';
var node = this;
this.on("input", function(msg) {
if (msg.hasOwnProperty("payload")) {
if (typeof msg.payload == "object") { // convert to csv
try {
var o = "";
for (var i in node.template) {
if (msg.payload.hasOwnProperty(node.template[i])) {
if (msg.payload[node.template[i]].indexOf(node.sep) != -1) {
o += node.quo + msg.payload[node.template[i]] + node.quo + node.sep;
}
else if (msg.payload[node.template[i]].indexOf(node.quo) != -1) {
msg.payload[node.template[i]] = msg.payload[node.template[i]].replace(/"/g, '""');
o += node.quo + msg.payload[node.template[i]] + node.quo + node.sep;
}
else { o += msg.payload[node.template[i]] + node.sep; }
}
else if (msg.payload[node.template[i]].indexOf(node.quo) != -1) {
msg.payload[node.template[i]] = msg.payload[node.template[i]].replace(/"/g, '""');
o += node.quo + msg.payload[node.template[i]] + node.quo + node.sep;
}
msg.payload = o.slice(0,-1);
node.send(msg);
}
catch(e) { node.log(e); }
}
else if (typeof msg.payload == "string") { // convert to object
try {
var f = true;
var j = 0;
var k = [""];
var o = {};
for (var i = 0; i < msg.payload.length; i++) {
if (msg.payload[i] === node.quo) {
f = !f;
if (msg.payload[i-1] === node.quo) { k[j] += '\"'; }
}
else if ((msg.payload[i] === node.sep) && f) {
if ( node.template[j] && (node.template[j] != "") ) { o[node.template[j]] = k[j]; }
j += 1;
k[j] = "";
}
else {
k[j] += msg.payload[i];
}
else { o += msg.payload[node.template[i]] + node.sep; }
}
if ( node.template[j] && (node.template[j] != "") ) { o[node.template[j]] = k[j]; }
msg.payload = o;
node.send(msg);
}
msg.payload = o.slice(0,-1);
node.send(msg);
catch(e) { node.log(e); }
}
catch(e) { node.log(e); }
else { node.log("This node only handles csv strings or js objects."); }
}
else if (typeof msg.payload == "string") { // convert to object
try {
var f = true;
var j = 0;
var k = [""];
var o = {};
for (var i = 0; i < msg.payload.length; i++) {
if (msg.payload[i] === node.quo) {
f = !f;
if (msg.payload[i-1] === node.quo) { k[j] += '\"'; }
}
else if ((msg.payload[i] === node.sep) && f) {
if ( node.template[j] && (node.template[j] != "") ) { o[node.template[j]] = k[j]; }
j += 1;
k[j] = "";
}
else {
k[j] += msg.payload[i];
}
}
if ( node.template[j] && (node.template[j] != "") ) { o[node.template[j]] = k[j]; }
msg.payload = o;
node.send(msg);
}
catch(e) { node.log(e); }
}
else { node.log("This node only handles csv strings or js objects."); }
}
});
});
}
RED.nodes.registerType("csv",CSVNode);
}
RED.nodes.registerType("csv",CSVNode);

47
nodes/core/parsers/70-JSON.js
View File

@ -14,31 +14,32 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var util = require("util");
function JSONNode(n) {
RED.nodes.createNode(this,n);
var node = this;
this.on("input", function(msg) {
if (msg.hasOwnProperty("payload")) {
if (typeof msg.payload === "string") {
try {
msg.payload = JSON.parse(msg.payload);
node.send(msg);
}
catch(e) { node.log(e+ "\n"+msg.payload); }
}
else if (typeof msg.payload === "object") {
if (!Buffer.isBuffer(msg.payload) ) {
if (!util.isArray(msg.payload)) {
msg.payload = JSON.stringify(msg.payload);
module.exports = function(RED) {
var util = require("util");
function JSONNode(n) {
RED.nodes.createNode(this,n);
var node = this;
this.on("input", function(msg) {
if (msg.hasOwnProperty("payload")) {
if (typeof msg.payload === "string") {
try {
msg.payload = JSON.parse(msg.payload);
node.send(msg);
}
catch(e) { node.log(e+ "\n"+msg.payload); }
}
else if (typeof msg.payload === "object") {
if (!Buffer.isBuffer(msg.payload) ) {
if (!util.isArray(msg.payload)) {
msg.payload = JSON.stringify(msg.payload);
node.send(msg);
}
}
}
else { node.log("dropped: "+msg.payload); }
}
else { node.log("dropped: "+msg.payload); }
}
});
});
}
RED.nodes.registerType("json",JSONNode);
}
RED.nodes.registerType("json",JSONNode);

61
nodes/core/parsers/70-XML.js
View File

@ -14,37 +14,38 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var xml2js = require('xml2js');
var parseString = xml2js.parseString;
var builder = new xml2js.Builder({renderOpts:{pretty:false}});
function XMLNode(n) {
RED.nodes.createNode(this,n);
var node = this;
this.on("input", function(msg) {
if (msg.hasOwnProperty("payload")) {
if (typeof msg.payload == "object") {
try {
msg.payload = builder.buildObject(msg.payload);
node.send(msg);
module.exports = function(RED) {
var xml2js = require('xml2js');
var parseString = xml2js.parseString;
var builder = new xml2js.Builder({renderOpts:{pretty:false}});
function XMLNode(n) {
RED.nodes.createNode(this,n);
var node = this;
this.on("input", function(msg) {
if (msg.hasOwnProperty("payload")) {
if (typeof msg.payload == "object") {
try {
msg.payload = builder.buildObject(msg.payload);
node.send(msg);
}
catch(e) { node.log(e); }
}
catch(e) { node.log(e); }
}
else if (typeof msg.payload == "string") {
try {
parseString(msg.payload, {strict:true,async:true}, function (err, result) {
if (err) { node.error(err); }
else {
msg.payload = result;
node.send(msg);
}
});
else if (typeof msg.payload == "string") {
try {
parseString(msg.payload, {strict:true,async:true}, function (err, result) {
if (err) { node.error(err); }
else {
msg.payload = result;
node.send(msg);
}
});
}
catch(e) { node.log(e); }
}
catch(e) { node.log(e); }
else { node.log("This node only handles xml strings or js objects."); }
}
else { node.log("This node only handles xml strings or js objects."); }
}
});
});
}
RED.nodes.registerType("xml",XMLNode);
}
RED.nodes.registerType("xml",XMLNode);

539
nodes/core/social/27-twitter.js
View File

@ -14,82 +14,122 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var ntwitter = require('twitter-ng');
var OAuth= require('oauth').OAuth;
function TwitterNode(n) {
RED.nodes.createNode(this,n);
this.screen_name = n.screen_name;
}
RED.nodes.registerType("twitter-credentials",TwitterNode);
function TwitterInNode(n) {
RED.nodes.createNode(this,n);
this.active = true;
this.user = n.user;
//this.tags = n.tags.replace(/ /g,'');
this.tags = n.tags;
this.twitter = n.twitter;
this.topic = n.topic||"tweets";
this.twitterConfig = RED.nodes.getNode(this.twitter);
var credentials = RED.nodes.getCredentials(this.twitter);
if (credentials && credentials.screen_name == this.twitterConfig.screen_name) {
var twit = new ntwitter({
consumer_key: "OKjYEd1ef2bfFolV25G5nQ",
consumer_secret: "meRsltCktVMUI8gmggpXett7WBLd1k0qidYazoML6g",
access_token_key: credentials.access_token,
access_token_secret: credentials.access_token_secret
});
//setInterval(function() {
// twit.get("/application/rate_limit_status.json",null,function(err,cb) {
// console.log("direct_messages:",cb["resources"]["direct_messages"]);
// });
//
//},10000);
var node = this;
if (this.user === "user") {
node.poll_ids = [];
node.since_ids = {};
var users = node.tags.split(",");
for (var i=0;i<users.length;i++) {
var user = users[i].replace(" ","");
twit.getUserTimeline({
screen_name:user,
module.exports = function(RED) {
var ntwitter = require('twitter-ng');
var OAuth= require('oauth').OAuth;
function TwitterNode(n) {
RED.nodes.createNode(this,n);
this.screen_name = n.screen_name;
}
RED.nodes.registerType("twitter-credentials",TwitterNode);
function TwitterInNode(n) {
RED.nodes.createNode(this,n);
this.active = true;
this.user = n.user;
//this.tags = n.tags.replace(/ /g,'');
this.tags = n.tags;
this.twitter = n.twitter;
this.topic = n.topic||"tweets";
this.twitterConfig = RED.nodes.getNode(this.twitter);
var credentials = RED.nodes.getCredentials(this.twitter);
if (credentials && credentials.screen_name == this.twitterConfig.screen_name) {
var twit = new ntwitter({
consumer_key: "OKjYEd1ef2bfFolV25G5nQ",
consumer_secret: "meRsltCktVMUI8gmggpXett7WBLd1k0qidYazoML6g",
access_token_key: credentials.access_token,
access_token_secret: credentials.access_token_secret
});
//setInterval(function() {
// twit.get("/application/rate_limit_status.json",null,function(err,cb) {
// console.log("direct_messages:",cb["resources"]["direct_messages"]);
// });
//
//},10000);
var node = this;
if (this.user === "user") {
node.poll_ids = [];
node.since_ids = {};
var users = node.tags.split(",");
for (var i=0;i<users.length;i++) {
var user = users[i].replace(" ","");
twit.getUserTimeline({
screen_name:user,
trim_user:0,
count:1
},function() {
var u = user+"";
return function(err,cb) {
if (err) {
node.error(err);
return;
}
if (cb[0]) {
node.since_ids[u] = cb[0].id_str;
} else {
node.since_ids[u] = '0';
}
node.poll_ids.push(setInterval(function() {
twit.getUserTimeline({
screen_name:u,
trim_user:0,
since_id:node.since_ids[u]
},function(err,cb) {
if (cb) {
for (var t=cb.length-1;t>=0;t-=1) {
var tweet = cb[t];
var where = tweet.user.location||"";
var la = tweet.lang || tweet.user.lang;
//console.log(tweet.user.location,"=>",tweet.user.screen_name,"=>",pay);
var msg = { topic:node.topic+"/"+tweet.user.screen_name, payload:tweet.text, location:where, lang:la, tweet:tweet };
node.send(msg);
if (t == 0) {
node.since_ids[u] = tweet.id_str;
}
}
}
if (err) {
node.error(err);
}
});
},60000));
}
}());
}
} else if (this.user === "dm") {
node.poll_ids = [];
twit.getDirectMessages({
screen_name:node.twitterConfig.screen_name,
trim_user:0,
count:1
},function() {
var u = user+"";
return function(err,cb) {
if (err) {
node.error(err);
return;
}
if (cb[0]) {
node.since_ids[u] = cb[0].id_str;
} else {
node.since_ids[u] = '0';
}
node.poll_ids.push(setInterval(function() {
twit.getUserTimeline({
screen_name:u,
},function(err,cb) {
if (err) {
node.error(err);
return;
}
if (cb[0]) {
node.since_id = cb[0].id_str;
} else {
node.since_id = '0';
}
node.poll_ids.push(setInterval(function() {
twit.getDirectMessages({
screen_name:node.twitterConfig.screen_name,
trim_user:0,
since_id:node.since_ids[u]
since_id:node.since_id
},function(err,cb) {
if (cb) {
for (var t=cb.length-1;t>=0;t-=1) {
var tweet = cb[t];
var where = tweet.user.location||"";
var la = tweet.lang || tweet.user.lang;
//console.log(tweet.user.location,"=>",tweet.user.screen_name,"=>",pay);
var msg = { topic:node.topic+"/"+tweet.user.screen_name, payload:tweet.text, location:where, lang:la, tweet:tweet };
var msg = { topic:node.topic+"/"+tweet.sender.screen_name, payload:tweet.text, tweet:tweet };
node.send(msg);
if (t == 0) {
node.since_ids[u] = tweet.id_str;
node.since_id = tweet.id_str;
}
}
}
@ -97,226 +137,187 @@ function TwitterInNode(n) {
node.error(err);
}
});
},60000));
},120000));
});
} else if (this.tags !== "") {
try {
var thing = 'statuses/filter';
if (this.user === "true") { thing = 'user'; }
var st = { track: [node.tags] };
var bits = node.tags.split(",");
if ((bits.length > 0) && (bits.length % 4 == 0)) {
if ((Number(bits[0]) < Number(bits[2])) && (Number(bits[1]) < Number(bits[3]))) {
st = { locations: node.tags };
}
else {
node.warn("twitter: possible bad geo area format. Should be lower-left lon,lat, upper-right lon,lat");
}
}
}());
}
} else if (this.user === "dm") {
node.poll_ids = [];
twit.getDirectMessages({
screen_name:node.twitterConfig.screen_name,
trim_user:0,
count:1
},function(err,cb) {
if (err) {
node.error(err);
return;
}
if (cb[0]) {
node.since_id = cb[0].id_str;
} else {
node.since_id = '0';
}
node.poll_ids.push(setInterval(function() {
twit.getDirectMessages({
screen_name:node.twitterConfig.screen_name,
trim_user:0,
since_id:node.since_id
},function(err,cb) {
if (cb) {
for (var t=cb.length-1;t>=0;t-=1) {
var tweet = cb[t];
var msg = { topic:node.topic+"/"+tweet.sender.screen_name, payload:tweet.text, tweet:tweet };
node.send(msg);
if (t == 0) {
node.since_id = tweet.id_str;
function setupStream() {
if (node.active) {
twit.stream(thing, st, function(stream) {
//console.log(st);
//twit.stream('user', { track: [node.tags] }, function(stream) {
//twit.stream('site', { track: [node.tags] }, function(stream) {
//twit.stream('statuses/filter', { track: [node.tags] }, function(stream) {
node.stream = stream;
stream.on('data', function(tweet) {
//console.log(tweet.user);
if (tweet.user !== undefined) {
var where = tweet.user.location||"";
var la = tweet.lang || tweet.user.lang;
//console.log(tweet.user.location,"=>",tweet.user.screen_name,"=>",pay);
var msg = { topic:node.topic+"/"+tweet.user.screen_name, payload:tweet.text, location:where, lang:la, tweet:tweet };
node.send(msg);
}
}
}
if (err) {
node.error(err);
}
});
},120000));
});
} else if (this.tags !== "") {
try {
var thing = 'statuses/filter';
if (this.user === "true") { thing = 'user'; }
var st = { track: [node.tags] };
var bits = node.tags.split(",");
if ((bits.length > 0) && (bits.length % 4 == 0)) {
if ((Number(bits[0]) < Number(bits[2])) && (Number(bits[1]) < Number(bits[3]))) {
st = { locations: node.tags };
}
else {
node.warn("twitter: possible bad geo area format. Should be lower-left lon,lat, upper-right lon,lat");
}
}
function setupStream() {
if (node.active) {
twit.stream(thing, st, function(stream) {
//console.log(st);
//twit.stream('user', { track: [node.tags] }, function(stream) {
//twit.stream('site', { track: [node.tags] }, function(stream) {
//twit.stream('statuses/filter', { track: [node.tags] }, function(stream) {
node.stream = stream;
stream.on('data', function(tweet) {
//console.log(tweet.user);
if (tweet.user !== undefined) {
var where = tweet.user.location||"";
var la = tweet.lang || tweet.user.lang;
//console.log(tweet.user.location,"=>",tweet.user.screen_name,"=>",pay);
var msg = { topic:node.topic+"/"+tweet.user.screen_name, payload:tweet.text, location:where, lang:la, tweet:tweet };
node.send(msg);
}
});
stream.on('limit', function(tweet) {
node.log("tweet rate limit hit");
});
stream.on('error', function(tweet,rc) {
node.warn(tweet);
setTimeout(setupStream,10000);
});
stream.on('destroy', function (response) {
if (this.active) {
node.warn("twitter ended unexpectedly");
});
stream.on('limit', function(tweet) {
node.log("tweet rate limit hit");
});
stream.on('error', function(tweet,rc) {
node.warn(tweet);
setTimeout(setupStream,10000);
}
});
stream.on('destroy', function (response) {
if (this.active) {
node.warn("twitter ended unexpectedly");
setTimeout(setupStream,10000);
}
});
});
});
}
}
setupStream();
}
setupStream();
}
catch (err) {
node.error(err);
catch (err) {
node.error(err);
}
} else {
this.error("Invalid tag property");
}
} else {
this.error("Invalid tag property");
this.error("missing twitter credentials");
}
} else {
this.error("missing twitter credentials");
}
this.on('close', function() {
if (this.stream) {
this.active = false;
this.stream.destroy();
}
if (this.poll_ids) {
for (var i=0;i<this.poll_ids.length;i++) {
clearInterval(this.poll_ids[i]);
this.on('close', function() {
if (this.stream) {
this.active = false;
this.stream.destroy();
}
}
});
}
RED.nodes.registerType("twitter in",TwitterInNode);
function TwitterOutNode(n) {
RED.nodes.createNode(this,n);
this.topic = n.topic;
this.twitter = n.twitter;
this.twitterConfig = RED.nodes.getNode(this.twitter);
var credentials = RED.nodes.getCredentials(this.twitter);
var node = this;
if (credentials && credentials.screen_name == this.twitterConfig.screen_name) {
var twit = new ntwitter({
consumer_key: "OKjYEd1ef2bfFolV25G5nQ",
consumer_secret: "meRsltCktVMUI8gmggpXett7WBLd1k0qidYazoML6g",
access_token_key: credentials.access_token,
access_token_secret: credentials.access_token_secret
}).verifyCredentials(function (err, data) {
if (err) {
node.error("Error verifying credentials: " + err);
} else {
node.on("input", function(msg) {
if (msg != null) {
if (msg.payload.length > 140) {
msg.payload = msg.payload.slice(0,139);
node.warn("Tweet greater than 140 : truncated");
}
twit.updateStatus(msg.payload, function (err, data) {
if (err) node.error(err);
});
}
});
if (this.poll_ids) {
for (var i=0;i<this.poll_ids.length;i++) {
clearInterval(this.poll_ids[i]);
}
}
});
}
}
RED.nodes.registerType("twitter out",TwitterOutNode);
var oa = new OAuth(
"https://api.twitter.com/oauth/request_token",
"https://api.twitter.com/oauth/access_token",
"OKjYEd1ef2bfFolV25G5nQ",
"meRsltCktVMUI8gmggpXett7WBLd1k0qidYazoML6g",
"1.0",
null,
"HMAC-SHA1"
);
var credentials = {};
RED.httpAdmin.get('/twitter/:id', function(req,res) {
var credentials = RED.nodes.getCredentials(req.params.id);
if (credentials) {
res.send(JSON.stringify({sn:credentials.screen_name}));
} else {
res.send(JSON.stringify({}));
RED.nodes.registerType("twitter in",TwitterInNode);
function TwitterOutNode(n) {
RED.nodes.createNode(this,n);
this.topic = n.topic;
this.twitter = n.twitter;
this.twitterConfig = RED.nodes.getNode(this.twitter);
var credentials = RED.nodes.getCredentials(this.twitter);
var node = this;
if (credentials && credentials.screen_name == this.twitterConfig.screen_name) {
var twit = new ntwitter({
consumer_key: "OKjYEd1ef2bfFolV25G5nQ",
consumer_secret: "meRsltCktVMUI8gmggpXett7WBLd1k0qidYazoML6g",
access_token_key: credentials.access_token,
access_token_secret: credentials.access_token_secret
}).verifyCredentials(function (err, data) {
if (err) {
node.error("Error verifying credentials: " + err);
} else {
node.on("input", function(msg) {
if (msg != null) {
if (msg.payload.length > 140) {
msg.payload = msg.payload.slice(0,139);
node.warn("Tweet greater than 140 : truncated");
}
twit.updateStatus(msg.payload, function (err, data) {
if (err) node.error(err);
});
}
});
}
});
}
}
});
RED.httpAdmin.delete('/twitter/:id', function(req,res) {
RED.nodes.deleteCredentials(req.params.id);
res.send(200);
});
RED.httpAdmin.get('/twitter/:id/auth', function(req, res){
RED.nodes.registerType("twitter out",TwitterOutNode);
var oa = new OAuth(
"https://api.twitter.com/oauth/request_token",
"https://api.twitter.com/oauth/access_token",
"OKjYEd1ef2bfFolV25G5nQ",
"meRsltCktVMUI8gmggpXett7WBLd1k0qidYazoML6g",
"1.0",
null,
"HMAC-SHA1"
);
var credentials = {};
oa.getOAuthRequestToken({
oauth_callback: req.query.callback
},function(error, oauth_token, oauth_token_secret, results){
if (error) {
var resp = '<h2>Oh no!</h2>'+
'<p>Something went wrong with the authentication process. The following error was returned:<p>'+
'<p><b>'+error.statusCode+'</b>: '+error.data+'</p>'+
'<p>One known cause of this type of failure is if the clock is wrong on system running Node-RED.';
res.send(resp)
RED.httpAdmin.get('/twitter/:id', function(req,res) {
var credentials = RED.nodes.getCredentials(req.params.id);
if (credentials) {
res.send(JSON.stringify({sn:credentials.screen_name}));
} else {
credentials.oauth_token = oauth_token;
credentials.oauth_token_secret = oauth_token_secret;
res.redirect('https://twitter.com/oauth/authorize?oauth_token='+oauth_token)
RED.nodes.addCredentials(req.params.id,credentials);
res.send(JSON.stringify({}));
}
});
});
RED.httpAdmin.get('/twitter/:id/auth/callback', function(req, res, next){
var credentials = RED.nodes.getCredentials(req.params.id);
credentials.oauth_verifier = req.query.oauth_verifier;
oa.getOAuthAccessToken(
credentials.oauth_token,
credentials.token_secret,
credentials.oauth_verifier,
function(error, oauth_access_token, oauth_access_token_secret, results){
if (error){
console.log(error);
res.send("yeah something broke.");
RED.httpAdmin.delete('/twitter/:id', function(req,res) {
RED.nodes.deleteCredentials(req.params.id);
res.send(200);
});
RED.httpAdmin.get('/twitter/:id/auth', function(req, res){
var credentials = {};
oa.getOAuthRequestToken({
oauth_callback: req.query.callback
},function(error, oauth_token, oauth_token_secret, results){
if (error) {
var resp = '<h2>Oh no!</h2>'+
'<p>Something went wrong with the authentication process. The following error was returned:<p>'+
'<p><b>'+error.statusCode+'</b>: '+error.data+'</p>'+
'<p>One known cause of this type of failure is if the clock is wrong on system running Node-RED.';
res.send(resp)
} else {
credentials = {};
credentials.access_token = oauth_access_token;
credentials.access_token_secret = oauth_access_token_secret;
credentials.screen_name = "@"+results.screen_name;
credentials.oauth_token = oauth_token;
credentials.oauth_token_secret = oauth_token_secret;
res.redirect('https://twitter.com/oauth/authorize?oauth_token='+oauth_token)
RED.nodes.addCredentials(req.params.id,credentials);
res.send("<html><head></head><body>Authorised - you can close this window and return to Node-RED</body></html>");
}
}
);
});
});
});
RED.httpAdmin.get('/twitter/:id/auth/callback', function(req, res, next){
var credentials = RED.nodes.getCredentials(req.params.id);
credentials.oauth_verifier = req.query.oauth_verifier;
oa.getOAuthAccessToken(
credentials.oauth_token,
credentials.token_secret,
credentials.oauth_verifier,
function(error, oauth_access_token, oauth_access_token_secret, results){
if (error){
console.log(error);
res.send("yeah something broke.");
} else {
credentials = {};
credentials.access_token = oauth_access_token;
credentials.access_token_secret = oauth_access_token_secret;
credentials.screen_name = "@"+results.screen_name;
RED.nodes.addCredentials(req.params.id,credentials);
res.send("<html><head></head><body>Authorised - you can close this window and return to Node-RED</body></html>");
}
}
);
});
}

102
nodes/core/social/32-feedparse.js
View File

@ -14,58 +14,58 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var FeedParser = require("feedparser");
var request = require("request");
function FeedParseNode(n) {
RED.nodes.createNode(this,n);
this.url = n.url;
this.interval = (parseInt(n.interval)||15)*60000;
var node = this;
this.interval_id = null;
this.seen = {};
if (this.url !== "") {
var getFeed = function() {
request(node.url,function(err) {
if (err) node.error(err);
})
.pipe(new FeedParser({feedurl:node.url}))
.on('error', function(error) {
node.error(error);
module.exports = function(RED) {
var FeedParser = require("feedparser");
var request = require("request");
function FeedParseNode(n) {
RED.nodes.createNode(this,n);
this.url = n.url;
this.interval = (parseInt(n.interval)||15)*60000;
var node = this;
this.interval_id = null;
this.seen = {};
if (this.url !== "") {
var getFeed = function() {
request(node.url,function(err) {
if (err) node.error(err);
})
.on('meta', function (meta) {})
.on('readable', function () {
var stream = this, article;
while (article = stream.read()) {
if (!(article.guid in node.seen) || ( node.seen[article.guid] != 0 && node.seen[article.guid] != article.date.getTime())) {
node.seen[article.guid] = article.date?article.date.getTime():0;
var msg = {
topic:article.origlink||article.link,
payload: article.description,
article: article
};
node.send(msg);
.pipe(new FeedParser({feedurl:node.url}))
.on('error', function(error) {
node.error(error);
})
.on('meta', function (meta) {})
.on('readable', function () {
var stream = this, article;
while (article = stream.read()) {
if (!(article.guid in node.seen) || ( node.seen[article.guid] != 0 && node.seen[article.guid] != article.date.getTime())) {
node.seen[article.guid] = article.date?article.date.getTime():0;
var msg = {
topic:article.origlink||article.link,
payload: article.description,
article: article
};
node.send(msg);
}
}
}
})
.on('end', function () {
});
};
this.interval_id = setInterval(getFeed,node.interval);
getFeed();
} else {
this.error("Invalid url");
}
}
RED.nodes.registerType("feedparse",FeedParseNode);
FeedParseNode.prototype.close = function() {
if (this.interval_id != null) {
clearInterval(this.interval_id);
})
.on('end', function () {
});
};
this.interval_id = setInterval(getFeed,node.interval);
getFeed();
} else {
this.error("Invalid url");
}
}
}
RED.nodes.registerType("feedparse",FeedParseNode);
FeedParseNode.prototype.close = function() {
if (this.interval_id != null) {
clearInterval(this.interval_id);
}
}
}

461
nodes/core/social/61-email.js
View File

@ -14,247 +14,248 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var util = require('util');
var nodemailer = require("nodemailer");
var Imap = null;
try {
Imap = require('imap');
} catch (e) {
util.log("[61-email.js] - imap npm not installed - no inbound email available");
}
//console.log(nodemailer.Transport.transports.SMTP.wellKnownHosts);
// module.exports = { service: "Gmail", user: "blahblah@gmail.com", pass: "password", server: "imap.gmail.com", port: "993" }
try { var globalkeys = RED.settings.email || require(process.env.NODE_RED_HOME+"/../emailkeys.js"); }
catch(err) { }
function EmailNode(n) {
RED.nodes.createNode(this,n);
this.topic = n.topic;
this.name = n.name;
this.outserver = n.server;
this.outport = n.port;
var flag = false;
var credentials = RED.nodes.getCredentials(n.id);
if ((credentials) && (credentials.hasOwnProperty("userid"))) { this.userid = credentials.userid; }
else {
if (globalkeys) { this.userid = globalkeys.user; flag = true; }
else { this.error("No e-mail userid set"); }
module.exports = function(RED) {
var util = require('util');
var nodemailer = require("nodemailer");
var Imap = null;
try {
Imap = require('imap');
} catch (e) {
util.log("[61-email.js] - imap npm not installed - no inbound email available");
}
if ((credentials) && (credentials.hasOwnProperty("password"))) { this.password = credentials.password; }
else {
if (globalkeys) { this.password = globalkeys.pass; flag = true; }
else { this.error("No e-mail password set"); }
}
if (flag) { RED.nodes.addCredentials(n.id,{userid:this.userid, password:this.password, global:true}); }
var node = this;
var smtpTransport = nodemailer.createTransport("SMTP",{
//service: emailkey.service,
// {
//transport: 'SMTP',
host: node.outserver,
port: node.outport,
requiresAuth: true,
secureConnection: true,
//domains: [ 'gmail.com', 'googlemail.com' ],
//},
auth: {
user: node.userid,
pass: node.password
//console.log(nodemailer.Transport.transports.SMTP.wellKnownHosts);
// module.exports = { service: "Gmail", user: "blahblah@gmail.com", pass: "password", server: "imap.gmail.com", port: "993" }
try { var globalkeys = RED.settings.email || require(process.env.NODE_RED_HOME+"/../emailkeys.js"); }
catch(err) { }
function EmailNode(n) {
RED.nodes.createNode(this,n);
this.topic = n.topic;
this.name = n.name;
this.outserver = n.server;
this.outport = n.port;
var flag = false;
var credentials = RED.nodes.getCredentials(n.id);
if ((credentials) && (credentials.hasOwnProperty("userid"))) { this.userid = credentials.userid; }
else {
if (globalkeys) { this.userid = globalkeys.user; flag = true; }
else { this.error("No e-mail userid set"); }
}
});
this.on("input", function(msg) {
//node.log("email :",this.id,this.topic," received",msg.payload);
if (msg != null) {
if (smtpTransport) {
smtpTransport.sendMail({
from: node.userid, // sender address
to: node.name, // comma separated list of receivers
subject: msg.topic, // subject line
text: msg.payload // plaintext body
}, function(error, response) {
if (error) {
node.error(error);
} else {
node.log("Message sent: " + response.message);
if ((credentials) && (credentials.hasOwnProperty("password"))) { this.password = credentials.password; }
else {
if (globalkeys) { this.password = globalkeys.pass; flag = true; }
else { this.error("No e-mail password set"); }
}
if (flag) { RED.nodes.addCredentials(n.id,{userid:this.userid, password:this.password, global:true}); }
var node = this;
var smtpTransport = nodemailer.createTransport("SMTP",{
//service: emailkey.service,
// {
//transport: 'SMTP',
host: node.outserver,
port: node.outport,
requiresAuth: true,
secureConnection: true,
//domains: [ 'gmail.com', 'googlemail.com' ],
//},
auth: {
user: node.userid,
pass: node.password
}
});
this.on("input", function(msg) {
//node.log("email :",this.id,this.topic," received",msg.payload);
if (msg != null) {
if (smtpTransport) {
smtpTransport.sendMail({
from: node.userid, // sender address
to: node.name, // comma separated list of receivers
subject: msg.topic, // subject line
text: msg.payload // plaintext body
}, function(error, response) {
if (error) {
node.error(error);
} else {
node.log("Message sent: " + response.message);
}
});
}
else { node.warn("No Email credentials found. See info panel."); }
}
});
}
RED.nodes.registerType("e-mail",EmailNode);
function EmailInNode(n) {
RED.nodes.createNode(this,n);
this.name = n.name;
this.repeat = n.repeat * 1000 || 300000;
this.inserver = n.server || emailkey.server || "imap.gmail.com";
this.inport = n.port || emailkey.port || "993";
var flag = false;
var credentials = RED.nodes.getCredentials(n.id);
if ((credentials) && (credentials.hasOwnProperty("userid"))) { this.userid = credentials.userid; }
else {
if (globalkeys) { this.userid = globalkeys.user; flag = true; }
else { this.error("No e-mail userid set"); }
}
if ((credentials) && (credentials.hasOwnProperty("password"))) { this.password = credentials.password; }
else {
if (globalkeys) { this.password = globalkeys.pass; flag = true; }
else { this.error("No e-mail password set"); }
}
if (flag) { RED.nodes.addCredentials(n.id,{userid:this.userid, password:this.password, global:true}); }
var node = this;
this.interval_id = null;
var oldmail = {};
var imap = new Imap({
user: node.userid,
password: node.password,
host: node.inserver,
port: node.inport,
tls: true,
tlsOptions: { rejectUnauthorized: false },
connTimeout: node.repeat,
authTimeout: node.repeat
});
if (!isNaN(this.repeat) && this.repeat > 0) {
node.log("repeat = "+this.repeat);
this.interval_id = setInterval( function() {
node.emit("input",{});
}, this.repeat );
}
this.on("input", function(msg) {
imap.once('ready', function() {
var pay = {};
imap.openBox('INBOX', true, function(err, box) {
if (box.messages.total > 0) {
var f = imap.seq.fetch(box.messages.total + ':*', { bodies: ['HEADER.FIELDS (FROM SUBJECT DATE)','TEXT'] });
f.on('message', function(msg, seqno) {
node.log('message: #'+ seqno);
var prefix = '(#' + seqno + ') ';
msg.on('body', function(stream, info) {
var buffer = '';
stream.on('data', function(chunk) {
buffer += chunk.toString('utf8');
});
stream.on('end', function() {
if (info.which !== 'TEXT') {
pay.from = Imap.parseHeader(buffer).from[0];
pay.topic = Imap.parseHeader(buffer).subject[0];
pay.date = Imap.parseHeader(buffer).date[0];
} else {
var parts = buffer.split("Content-Type");
for (var p in parts) {
if (parts[p].indexOf("text/plain") >= 0) {
pay.payload = parts[p].split("\n").slice(1,-2).join("\n").trim();
}
if (parts[p].indexOf("text/html") >= 0) {
pay.html = parts[p].split("\n").slice(1,-2).join("\n").trim();
}
}
//pay.body = buffer;
}
});
});
msg.on('end', function() {
//node.log('Finished: '+prefix);
});
});
f.on('error', function(err) {
node.warn('fetch error: ' + err);
});
f.on('end', function() {
if (JSON.stringify(pay) !== oldmail) {
node.send(pay);
oldmail = JSON.stringify(pay);
node.log('received new email: '+pay.topic);
}
else { node.log('duplicate not sent: '+pay.topic); }
imap.end();
});
}
else {
node.log("you have achieved inbox zero");
imap.end();
}
});
}
else { node.warn("No Email credentials found. See info panel."); }
}
});
}
RED.nodes.registerType("e-mail",EmailNode);
function EmailInNode(n) {
RED.nodes.createNode(this,n);
this.name = n.name;
this.repeat = n.repeat * 1000 || 300000;
this.inserver = n.server || emailkey.server || "imap.gmail.com";
this.inport = n.port || emailkey.port || "993";
var flag = false;
var credentials = RED.nodes.getCredentials(n.id);
if ((credentials) && (credentials.hasOwnProperty("userid"))) { this.userid = credentials.userid; }
else {
if (globalkeys) { this.userid = globalkeys.user; flag = true; }
else { this.error("No e-mail userid set"); }
}
if ((credentials) && (credentials.hasOwnProperty("password"))) { this.password = credentials.password; }
else {
if (globalkeys) { this.password = globalkeys.pass; flag = true; }
else { this.error("No e-mail password set"); }
}
if (flag) { RED.nodes.addCredentials(n.id,{userid:this.userid, password:this.password, global:true}); }
var node = this;
this.interval_id = null;
var oldmail = {};
var imap = new Imap({
user: node.userid,
password: node.password,
host: node.inserver,
port: node.inport,
tls: true,
tlsOptions: { rejectUnauthorized: false },
connTimeout: node.repeat,
authTimeout: node.repeat
});
if (!isNaN(this.repeat) && this.repeat > 0) {
node.log("repeat = "+this.repeat);
this.interval_id = setInterval( function() {
node.emit("input",{});
}, this.repeat );
}
this.on("input", function(msg) {
imap.once('ready', function() {
var pay = {};
imap.openBox('INBOX', true, function(err, box) {
if (box.messages.total > 0) {
var f = imap.seq.fetch(box.messages.total + ':*', { bodies: ['HEADER.FIELDS (FROM SUBJECT DATE)','TEXT'] });
f.on('message', function(msg, seqno) {
node.log('message: #'+ seqno);
var prefix = '(#' + seqno + ') ';
msg.on('body', function(stream, info) {
var buffer = '';
stream.on('data', function(chunk) {
buffer += chunk.toString('utf8');
});
stream.on('end', function() {
if (info.which !== 'TEXT') {
pay.from = Imap.parseHeader(buffer).from[0];
pay.topic = Imap.parseHeader(buffer).subject[0];
pay.date = Imap.parseHeader(buffer).date[0];
} else {
var parts = buffer.split("Content-Type");
for (var p in parts) {
if (parts[p].indexOf("text/plain") >= 0) {
pay.payload = parts[p].split("\n").slice(1,-2).join("\n").trim();
}
if (parts[p].indexOf("text/html") >= 0) {
pay.html = parts[p].split("\n").slice(1,-2).join("\n").trim();
}
}
//pay.body = buffer;
}
});
});
msg.on('end', function() {
//node.log('Finished: '+prefix);
});
});
f.on('error', function(err) {
node.warn('fetch error: ' + err);
});
f.on('end', function() {
if (JSON.stringify(pay) !== oldmail) {
node.send(pay);
oldmail = JSON.stringify(pay);
node.log('received new email: '+pay.topic);
}
else { node.log('duplicate not sent: '+pay.topic); }
imap.end();
});
}
else {
node.log("you have achieved inbox zero");
imap.end();
}
});
imap.on('error', function(err) {
node.log(err);
});
imap.connect();
});
imap.on('error', function(err) {
node.log(err);
this.on("error", function(err) {
node.log("error: ",err);
});
imap.connect();
});
this.on("error", function(err) {
node.log("error: ",err);
});
this.on("close", function() {
if (this.interval_id != null) {
clearInterval(this.interval_id);
}
if (imap) { imap.destroy(); }
});
node.emit("input",{});
}
if (Imap != null) {
RED.nodes.registerType("e-mail in",EmailInNode);
}
var querystring = require('querystring');
RED.httpAdmin.get('/email/global',function(req,res) {
res.send(JSON.stringify({hasToken:!(globalkeys && globalkeys.userid && globalkeys.password)}));
});
RED.httpAdmin.get('/email/:id',function(req,res) {
var credentials = RED.nodes.getCredentials(req.params.id);
if (credentials) {
res.send(JSON.stringify({userid:credentials.userid,hasPassword:(credentials.password&&credentials.password!="")}));
this.on("close", function() {
if (this.interval_id != null) {
clearInterval(this.interval_id);
}
if (imap) { imap.destroy(); }
});
node.emit("input",{});
}
else if (globalkeys && globalkeys.user && globalkeys.pass) {
RED.nodes.addCredentials(req.params.id,{userid:globalkeys.user, password:globalkeys.pass, global:true});
credentials = RED.nodes.getCredentials(req.params.id);
res.send(JSON.stringify({userid:credentials.userid,global:credentials.global,hasPassword:(credentials.password&&credentials.password!="")}));
if (Imap != null) {
RED.nodes.registerType("e-mail in",EmailInNode);
}
else {
res.send(JSON.stringify({}));
}
});
RED.httpAdmin.delete('/email/:id',function(req,res) {
RED.nodes.deleteCredentials(req.params.id);
res.send(200);
});
RED.httpAdmin.post('/email/:id',function(req,res) {
var body = "";
req.on('data', function(chunk) {
body+=chunk;
var querystring = require('querystring');
RED.httpAdmin.get('/email/global',function(req,res) {
res.send(JSON.stringify({hasToken:!(globalkeys && globalkeys.userid && globalkeys.password)}));
});
req.on('end', function(){
var newCreds = querystring.parse(body);
var credentials = RED.nodes.getCredentials(req.params.id)||{};
if (newCreds.userid == null || newCreds.userid == "") {
delete credentials.userid;
} else {
credentials.userid = newCreds.userid;
RED.httpAdmin.get('/email/:id',function(req,res) {
var credentials = RED.nodes.getCredentials(req.params.id);
if (credentials) {
res.send(JSON.stringify({userid:credentials.userid,hasPassword:(credentials.password&&credentials.password!="")}));
}
if (newCreds.password == "") {
delete credentials.password;
} else {
credentials.password = newCreds.password||credentials.password;
else if (globalkeys && globalkeys.user && globalkeys.pass) {
RED.nodes.addCredentials(req.params.id,{userid:globalkeys.user, password:globalkeys.pass, global:true});
credentials = RED.nodes.getCredentials(req.params.id);
res.send(JSON.stringify({userid:credentials.userid,global:credentials.global,hasPassword:(credentials.password&&credentials.password!="")}));
}
RED.nodes.addCredentials(req.params.id,credentials);
else {
res.send(JSON.stringify({}));
}
});
RED.httpAdmin.delete('/email/:id',function(req,res) {
RED.nodes.deleteCredentials(req.params.id);
res.send(200);
});
});
RED.httpAdmin.post('/email/:id',function(req,res) {
var body = "";
req.on('data', function(chunk) {
body+=chunk;
});
req.on('end', function(){
var newCreds = querystring.parse(body);
var credentials = RED.nodes.getCredentials(req.params.id)||{};
if (newCreds.userid == null || newCreds.userid == "") {
delete credentials.userid;
} else {
credentials.userid = newCreds.userid;
}
if (newCreds.password == "") {
delete credentials.password;
} else {
credentials.password = newCreds.password||credentials.password;
}
RED.nodes.addCredentials(req.params.id,credentials);
res.send(200);
});
});
}

231
nodes/core/social/91-irc.js
View File

@ -14,127 +14,128 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var irc = require("irc");
var util = require("util");
// The Server Definition - this opens (and closes) the connection
function IRCServerNode(n) {
RED.nodes.createNode(this,n);
this.server = n.server;
this.channel = n.channel;
this.nickname = n.nickname;
this.ircclient = null;
this.on("close", function() {
if (this.ircclient != null) {
this.ircclient.disconnect();
}
});
}
RED.nodes.registerType("irc-server",IRCServerNode);
// The Input Node
function IrcInNode(n) {
RED.nodes.createNode(this,n);
this.ircserver = n.ircserver;
this.serverConfig = RED.nodes.getNode(this.ircserver);
this.channel = n.channel || this.serverConfig.channel;
if (this.serverConfig.ircclient == null) {
this.serverConfig.ircclient = new irc.Client(this.serverConfig.server, this.serverConfig.nickname, {
channels: [this.channel]
});
this.serverConfig.ircclient.addListener('error', function(message) {
util.log('[irc] '+ JSON.stringify(message));
});
}
this.ircclient = this.serverConfig.ircclient;
var node = this;
this.ircclient.addListener('message', function (from, to, message) {
//util.log(from + ' => ' + to + ': ' + message);
var msg = { "topic":from, "from":from, "to":to, "payload":message };
node.send([msg,null]);
});
this.ircclient.addListener('pm', function(from, message) {
var msg = { "topic":from, "from":from, "to":"PRIV", "payload":message };
node.send([msg,null]);
});
this.ircclient.addListener('join', function(channel, who) {
var msg = { "payload": { "type":"join", "who":who, "channel":channel } };
node.send([null,msg]);
node.log(who+' has joined '+channel);
});
this.ircclient.addListener('invite', function(channel, from, message) {
var msg = { "payload": { "type":"invite", "who":from, "channel":channel, "message":message } };
node.send([null,msg]);
node.log(from+' sent invite to '+channel+': '+message);
});
this.ircclient.addListener('part', function(channel, who, reason) {
var msg = { "payload": { "type":"part", "who":who, "channel":channel, "reason":reason } };
node.send([null,msg]);
node.log(who+'has left '+channel+': '+reason);
});
this.ircclient.addListener('quit', function(nick, reason, channels, message) {
var msg = { "payload": { "type":"quit", "who":nick, "channel":channels, "reason":reason } };
node.send([null,msg]);
node.log(nick+'has quit '+channels+': '+reason);
});
this.ircclient.addListener('kick', function(channel, who, by, reason) {
var msg = { "payload": { "type":"kick", "who":who, "channel":channel, "by":by, "reason":reason } };
node.send([null,msg]);
node.log(who+' was kicked from '+channel+' by '+by+': '+reason);
});
}
RED.nodes.registerType("irc in",IrcInNode);
// The Output Node
function IrcOutNode(n) {
RED.nodes.createNode(this,n);
this.sendAll = n.sendObject;
this.ircserver = n.ircserver;
this.serverConfig = RED.nodes.getNode(this.ircserver);
this.channel = n.channel || this.serverConfig.channel;
if (this.serverConfig.ircclient == null) {
this.serverConfig.ircclient = new irc.Client(this.serverConfig.server, this.serverConfig.nickname, {
channels: [this.channel]
});
this.serverConfig.ircclient.addListener('error', function(message) {
util.log('[irc] '+ JSON.stringify(message));
});
}
this.ircclient = this.serverConfig.ircclient;
var node = this;
this.on("input", function(msg) {
if (Object.prototype.toString.call( msg.raw ) === '[object Array]') {
var m = msg.raw;
for (var i = 0; i < 10; i++) {
if (typeof m[i] !== "string") { m[i] = ""; }
m[i] = m[i].replace(/"/g, "");
module.exports = function(RED) {
var irc = require("irc");
var util = require("util");
// The Server Definition - this opens (and closes) the connection
function IRCServerNode(n) {
RED.nodes.createNode(this,n);
this.server = n.server;
this.channel = n.channel;
this.nickname = n.nickname;
this.ircclient = null;
this.on("close", function() {
if (this.ircclient != null) {
this.ircclient.disconnect();
}
util.log("[irc] RAW command:"+m);
node.ircclient.send(m[0],m[1],m[2],m[3],m[4],m[5],m[6],m[7],m[8],m[9]);
});
}
RED.nodes.registerType("irc-server",IRCServerNode);
// The Input Node
function IrcInNode(n) {
RED.nodes.createNode(this,n);
this.ircserver = n.ircserver;
this.serverConfig = RED.nodes.getNode(this.ircserver);
this.channel = n.channel || this.serverConfig.channel;
if (this.serverConfig.ircclient == null) {
this.serverConfig.ircclient = new irc.Client(this.serverConfig.server, this.serverConfig.nickname, {
channels: [this.channel]
});
this.serverConfig.ircclient.addListener('error', function(message) {
util.log('[irc] '+ JSON.stringify(message));
});
}
else {
if (msg._topic) { delete msg._topic; }
if (node.sendAll == "false") {
node.ircclient.say(node.channel, JSON.stringify(msg));
this.ircclient = this.serverConfig.ircclient;
var node = this;
this.ircclient.addListener('message', function (from, to, message) {
//util.log(from + ' => ' + to + ': ' + message);
var msg = { "topic":from, "from":from, "to":to, "payload":message };
node.send([msg,null]);
});
this.ircclient.addListener('pm', function(from, message) {
var msg = { "topic":from, "from":from, "to":"PRIV", "payload":message };
node.send([msg,null]);
});
this.ircclient.addListener('join', function(channel, who) {
var msg = { "payload": { "type":"join", "who":who, "channel":channel } };
node.send([null,msg]);
node.log(who+' has joined '+channel);
});
this.ircclient.addListener('invite', function(channel, from, message) {
var msg = { "payload": { "type":"invite", "who":from, "channel":channel, "message":message } };
node.send([null,msg]);
node.log(from+' sent invite to '+channel+': '+message);
});
this.ircclient.addListener('part', function(channel, who, reason) {
var msg = { "payload": { "type":"part", "who":who, "channel":channel, "reason":reason } };
node.send([null,msg]);
node.log(who+'has left '+channel+': '+reason);
});
this.ircclient.addListener('quit', function(nick, reason, channels, message) {
var msg = { "payload": { "type":"quit", "who":nick, "channel":channels, "reason":reason } };
node.send([null,msg]);
node.log(nick+'has quit '+channels+': '+reason);
});
this.ircclient.addListener('kick', function(channel, who, by, reason) {
var msg = { "payload": { "type":"kick", "who":who, "channel":channel, "by":by, "reason":reason } };
node.send([null,msg]);
node.log(who+' was kicked from '+channel+' by '+by+': '+reason);
});
}
RED.nodes.registerType("irc in",IrcInNode);
// The Output Node
function IrcOutNode(n) {
RED.nodes.createNode(this,n);
this.sendAll = n.sendObject;
this.ircserver = n.ircserver;
this.serverConfig = RED.nodes.getNode(this.ircserver);
this.channel = n.channel || this.serverConfig.channel;
if (this.serverConfig.ircclient == null) {
this.serverConfig.ircclient = new irc.Client(this.serverConfig.server, this.serverConfig.nickname, {
channels: [this.channel]
});
this.serverConfig.ircclient.addListener('error', function(message) {
util.log('[irc] '+ JSON.stringify(message));
});
}
this.ircclient = this.serverConfig.ircclient;
var node = this;
this.on("input", function(msg) {
if (Object.prototype.toString.call( msg.raw ) === '[object Array]') {
var m = msg.raw;
for (var i = 0; i < 10; i++) {
if (typeof m[i] !== "string") { m[i] = ""; }
m[i] = m[i].replace(/"/g, "");
}
util.log("[irc] RAW command:"+m);
node.ircclient.send(m[0],m[1],m[2],m[3],m[4],m[5],m[6],m[7],m[8],m[9]);
}
else {
if (typeof msg.payload === "object") { msg.payload = JSON.stringify(msg.payload); }
if (node.sendAll == "pay") {
node.ircclient.say(node.channel, msg.payload);
if (msg._topic) { delete msg._topic; }
if (node.sendAll == "false") {
node.ircclient.say(node.channel, JSON.stringify(msg));
}
else {
var to = msg.topic || node.channel;
node.ircclient.say(to, msg.payload);
if (typeof msg.payload === "object") { msg.payload = JSON.stringify(msg.payload); }
if (node.sendAll == "pay") {
node.ircclient.say(node.channel, msg.payload);
}
else {
var to = msg.topic || node.channel;
node.ircclient.say(to, msg.payload);
}
}
}
}
});
});
}
RED.nodes.registerType("irc out",IrcOutNode);
}
RED.nodes.registerType("irc out",IrcOutNode);

75
nodes/core/storage/28-tail.js
View File

@ -14,43 +14,44 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var fs = require("fs");
var spawn = require('child_process').spawn;
function TailNode(n) {
RED.nodes.createNode(this,n);
this.filename = n.filename;
this.split = n.split;
var node = this;
var err = "";
var tail = spawn("tail", ["-f", this.filename]);
tail.stdout.on("data", function (data) {
var msg = {topic:node.filename};
if (node.split) {
var strings = data.toString().split("\n");
for (s in strings) {
if (strings[s] != "") {
msg.payload = strings[s];
node.send(msg);
module.exports = function(RED) {
var fs = require("fs");
var spawn = require('child_process').spawn;
function TailNode(n) {
RED.nodes.createNode(this,n);
this.filename = n.filename;
this.split = n.split;
var node = this;
var err = "";
var tail = spawn("tail", ["-f", this.filename]);
tail.stdout.on("data", function (data) {
var msg = {topic:node.filename};
if (node.split) {
var strings = data.toString().split("\n");
for (s in strings) {
if (strings[s] != "") {
msg.payload = strings[s];
node.send(msg);
}
}
}
}
else {
msg.payload = data.toString();
node.send(msg);
}
});
tail.stderr.on("data", function(data) {
node.warn(data.toString());
});
this.on("close", function() {
if (tail) tail.kill();
});
else {
msg.payload = data.toString();
node.send(msg);
}
});
tail.stderr.on("data", function(data) {
node.warn(data.toString());
});
this.on("close", function() {
if (tail) tail.kill();
});
}
RED.nodes.registerType("tail",TailNode);
}
RED.nodes.registerType("tail",TailNode);

133
nodes/core/storage/50-file.js
View File

@ -14,77 +14,78 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var fs = require("fs");
function FileNode(n) {
RED.nodes.createNode(this,n);
this.filename = n.filename;
this.appendNewline = n.appendNewline;
this.overwriteFile = n.overwriteFile;
var node = this;
this.on("input",function(msg) {
var filename = msg.filename || this.filename;
if (filename == "") {
node.warn('No filename specified');
} else if (typeof msg.payload != "undefined") {
var data = msg.payload;
if (typeof data == "object") { data = JSON.stringify(data); }
if (typeof data == "boolean") { data = data.toString(); }
if (this.appendNewline) {
data += "\n";
}
if (msg.hasOwnProperty('delete')) {
fs.unlink(filename, function (err) {
if (err) node.warn('Failed to delete file : '+err);
//console.log('Deleted file",filename);
});
}
else {
if (this.overwriteFile) {
fs.writeFile(filename, data, function (err) {
if (err) node.warn('Failed to write to file : '+err);
//console.log('Message written to file',filename);
module.exports = function(RED) {
var fs = require("fs");
function FileNode(n) {
RED.nodes.createNode(this,n);
this.filename = n.filename;
this.appendNewline = n.appendNewline;
this.overwriteFile = n.overwriteFile;
var node = this;
this.on("input",function(msg) {
var filename = msg.filename || this.filename;
if (filename == "") {
node.warn('No filename specified');
} else if (typeof msg.payload != "undefined") {
var data = msg.payload;
if (typeof data == "object") { data = JSON.stringify(data); }
if (typeof data == "boolean") { data = data.toString(); }
if (this.appendNewline) {
data += "\n";
}
if (msg.hasOwnProperty('delete')) {
fs.unlink(filename, function (err) {
if (err) node.warn('Failed to delete file : '+err);
//console.log('Deleted file",filename);
});
}
else {
fs.appendFile(filename, data, function (err) {
if (err) node.warn('Failed to append to file : '+err);
//console.log('Message appended to file',filename);
});
if (this.overwriteFile) {
fs.writeFile(filename, data, function (err) {
if (err) node.warn('Failed to write to file : '+err);
//console.log('Message written to file',filename);
});
}
else {
fs.appendFile(filename, data, function (err) {
if (err) node.warn('Failed to append to file : '+err);
//console.log('Message appended to file',filename);
});
}
}
}
}
});
}
RED.nodes.registerType("file",FileNode);
function FileInNode(n) {
RED.nodes.createNode(this,n);
this.filename = n.filename;
this.format = n.format;
var node = this;
var options = {};
if (this.format) {
options['encoding'] = this.format;
});
}
this.on("input",function(msg) {
var filename = msg.filename || this.filename;
if (filename == "") {
node.warn('No filename specified');
} else {
fs.readFile(filename,options,function(err,data) {
if (err) {
node.warn(err);
} else {
node.send({payload:data});
}
});
RED.nodes.registerType("file",FileNode);
function FileInNode(n) {
RED.nodes.createNode(this,n);
this.filename = n.filename;
this.format = n.format;
var node = this;
var options = {};
if (this.format) {
options['encoding'] = this.format;
}
});
this.on("input",function(msg) {
var filename = msg.filename || this.filename;
if (filename == "") {
node.warn('No filename specified');
} else {
fs.readFile(filename,options,function(err,data) {
if (err) {
node.warn(err);
} else {
node.send({payload:data});
}
});
}
});
}
RED.nodes.registerType("file in",FileInNode);
}
RED.nodes.registerType("file in",FileInNode);

149
nodes/core/storage/65-redisout.js
View File

@ -14,83 +14,84 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var util = require("util");
var redis = require("redis");
var hashFieldRE = /^([^=]+)=(.*)$/;
var redisConnectionPool = function() {
var connections = {};
var obj = {
get: function(host,port) {
var id = host+":"+port;
if (!connections[id]) {
connections[id] = redis.createClient(port,host);
connections[id].on("error",function(err) {
util.log("[redis] "+err);
});
connections[id].on("connect",function() {
util.log("[redis] connected to "+host+":"+port);
});
connections[id]._id = id;
connections[id]._nodeCount = 0;
}
connections[id]._nodeCount += 1;
return connections[id];
},
close: function(connection) {
connection._nodeCount -= 1;
if (connection._nodeCount == 0) {
if (connection) {
clearTimeout(connection.retry_timer);
connection.end();
module.exports = function(RED) {
var util = require("util");
var redis = require("redis");
var hashFieldRE = /^([^=]+)=(.*)$/;
var redisConnectionPool = function() {
var connections = {};
var obj = {
get: function(host,port) {
var id = host+":"+port;
if (!connections[id]) {
connections[id] = redis.createClient(port,host);
connections[id].on("error",function(err) {
util.log("[redis] "+err);
});
connections[id].on("connect",function() {
util.log("[redis] connected to "+host+":"+port);
});
connections[id]._id = id;
connections[id]._nodeCount = 0;
}
delete connections[connection._id];
}
}
};
return obj;
}();
function RedisOutNode(n) {
RED.nodes.createNode(this,n);
this.port = n.port||"6379";
this.hostname = n.hostname||"127.0.0.1";
this.key = n.key;
this.structtype = n.structtype;
this.client = redisConnectionPool.get(this.hostname,this.port);
this.on("input", function(msg) {
if (msg != null) {
var k = this.key || msg.topic;
if (k) {
if (this.structtype == "string") {
this.client.set(k,msg.payload);
} else if (this.structtype == "hash") {
var r = hashFieldRE.exec(msg.payload);
if (r) {
this.client.hset(k,r[1],r[2]);
} else {
this.warn("Invalid payload for redis hash");
}
} else if (this.structtype == "set") {
this.client.sadd(k,msg.payload);
} else if (this.structtype == "list") {
this.client.rpush(k,msg.payload);
connections[id]._nodeCount += 1;
return connections[id];
},
close: function(connection) {
connection._nodeCount -= 1;
if (connection._nodeCount == 0) {
if (connection) {
clearTimeout(connection.retry_timer);
connection.end();
}
} else {
this.warn("No key or topic set");
delete connections[connection._id];
}
}
});
}
RED.nodes.registerType("redis out",RedisOutNode);
RedisOutNode.prototype.close = function() {
redisConnectionPool.close(this.client);
};
return obj;
}();
function RedisOutNode(n) {
RED.nodes.createNode(this,n);
this.port = n.port||"6379";
this.hostname = n.hostname||"127.0.0.1";
this.key = n.key;
this.structtype = n.structtype;
this.client = redisConnectionPool.get(this.hostname,this.port);
this.on("input", function(msg) {
if (msg != null) {
var k = this.key || msg.topic;
if (k) {
if (this.structtype == "string") {
this.client.set(k,msg.payload);
} else if (this.structtype == "hash") {
var r = hashFieldRE.exec(msg.payload);
if (r) {
this.client.hset(k,r[1],r[2]);
} else {
this.warn("Invalid payload for redis hash");
}
} else if (this.structtype == "set") {
this.client.sadd(k,msg.payload);
} else if (this.structtype == "list") {
this.client.rpush(k,msg.payload);
}
} else {
this.warn("No key or topic set");
}
}
});
}
RED.nodes.registerType("redis out",RedisOutNode);
RedisOutNode.prototype.close = function() {
redisConnectionPool.close(this.client);
}
}

295
nodes/core/storage/66-mongodb.js
View File

@ -14,165 +14,166 @@
* limitations under the License.
**/
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var mongo = require('mongodb');
var MongoClient = mongo.MongoClient;
function MongoNode(n) {
RED.nodes.createNode(this,n);
this.hostname = n.hostname;
this.port = n.port;
this.db = n.db;
this.name = n.name;
var credentials = RED.nodes.getCredentials(n.id);
if (credentials) {
this.username = credentials.user;
this.password = credentials.password;
module.exports = function(RED) {
var mongo = require('mongodb');
var MongoClient = mongo.MongoClient;
function MongoNode(n) {
RED.nodes.createNode(this,n);
this.hostname = n.hostname;
this.port = n.port;
this.db = n.db;
this.name = n.name;
var credentials = RED.nodes.getCredentials(n.id);
if (credentials) {
this.username = credentials.user;
this.password = credentials.password;
}
var url = "mongodb://";
if (this.username && this.password) {
url += this.username+":"+this.password+"@";
}
url += this.hostname+":"+this.port+"/"+this.db;
this.url = url;
}
var url = "mongodb://";
if (this.username && this.password) {
url += this.username+":"+this.password+"@";
}
url += this.hostname+":"+this.port+"/"+this.db;
RED.nodes.registerType("mongodb",MongoNode);
this.url = url;
}
RED.nodes.registerType("mongodb",MongoNode);
var querystring = require('querystring');
RED.httpAdmin.get('/mongodb/:id',function(req,res) {
var credentials = RED.nodes.getCredentials(req.params.id);
if (credentials) {
res.send(JSON.stringify({user:credentials.user,hasPassword:(credentials.password&&credentials.password!="")}));
} else {
res.send(JSON.stringify({}));
}
});
RED.httpAdmin.delete('/mongodb/:id',function(req,res) {
RED.nodes.deleteCredentials(req.params.id);
res.send(200);
});
RED.httpAdmin.post('/mongodb/:id',function(req,res) {
var body = "";
req.on('data', function(chunk) {
body+=chunk;
var querystring = require('querystring');
RED.httpAdmin.get('/mongodb/:id',function(req,res) {
var credentials = RED.nodes.getCredentials(req.params.id);
if (credentials) {
res.send(JSON.stringify({user:credentials.user,hasPassword:(credentials.password&&credentials.password!="")}));
} else {
res.send(JSON.stringify({}));
}
});
req.on('end', function(){
var newCreds = querystring.parse(body);
var credentials = RED.nodes.getCredentials(req.params.id)||{};
if (newCreds.user == null || newCreds.user == "") {
delete credentials.user;
} else {
credentials.user = newCreds.user;
}
if (newCreds.password == "") {
delete credentials.password;
} else {
credentials.password = newCreds.password||credentials.password;
}
RED.nodes.addCredentials(req.params.id,credentials);
RED.httpAdmin.delete('/mongodb/:id',function(req,res) {
RED.nodes.deleteCredentials(req.params.id);
res.send(200);
});
});
function MongoOutNode(n) {
RED.nodes.createNode(this,n);
this.collection = n.collection;
this.mongodb = n.mongodb;
this.payonly = n.payonly || false;
this.operation = n.operation;
this.mongoConfig = RED.nodes.getNode(this.mongodb);
if (this.mongoConfig) {
var node = this;
MongoClient.connect(this.mongoConfig.url, function(err,db) {
if (err) {
node.error(err);
} else {
node.clientDb = db;
var coll = db.collection(node.collection);
node.on("input",function(msg) {
if (node.operation == "store") {
delete msg._topic;
if (node.payonly) {
if (typeof msg.payload !== "object") { msg.payload = {"payload":msg.payload}; }
coll.save(msg.payload,function(err,item){ if (err){node.error(err);} });
} else {
coll.save(msg,function(err,item){if (err){node.error(err);}});
}
}
else if (node.operation == "insert") {
delete msg._topic;
if (node.payonly) {
if (typeof msg.payload !== "object") { msg.payload = {"payload":msg.payload}; }
coll.insert(msg.payload,function(err,item){ if (err){node.error(err);} });
} else {
coll.insert(msg,function(err,item){if (err){node.error(err);}});
}
}
if (node.operation == "delete") {
coll.remove(msg.payload, {w:1}, function(err, items){ if (err) node.error(err); });
}
});
}
RED.httpAdmin.post('/mongodb/:id',function(req,res) {
var body = "";
req.on('data', function(chunk) {
body+=chunk;
});
} else {
this.error("missing mongodb configuration");
}
this.on("close", function() {
if (this.clientDb) {
this.clientDb.close();
}
});
}
RED.nodes.registerType("mongodb out",MongoOutNode);
function MongoInNode(n) {
RED.nodes.createNode(this,n);
this.collection = n.collection;
this.mongodb = n.mongodb;
this.mongoConfig = RED.nodes.getNode(this.mongodb);
if (this.mongoConfig) {
var node = this;
MongoClient.connect(this.mongoConfig.url, function(err,db) {
if (err) {
node.error(err);
req.on('end', function(){
var newCreds = querystring.parse(body);
var credentials = RED.nodes.getCredentials(req.params.id)||{};
if (newCreds.user == null || newCreds.user == "") {
delete credentials.user;
} else {
node.clientDb = db;
var coll = db.collection(node.collection);
node.on("input",function(msg) {
msg.projection = msg.projection || {};
coll.find(msg.payload,msg.projection).sort(msg.sort).limit(msg.limit).toArray(function(err, items) {
if (err) {
node.error(err);
} else {
msg.payload = items;
delete msg.projection;
delete msg.sort;
delete msg.limit;
node.send(msg);
credentials.user = newCreds.user;
}
if (newCreds.password == "") {
delete credentials.password;
} else {
credentials.password = newCreds.password||credentials.password;
}
RED.nodes.addCredentials(req.params.id,credentials);
res.send(200);
});
});
function MongoOutNode(n) {
RED.nodes.createNode(this,n);
this.collection = n.collection;
this.mongodb = n.mongodb;
this.payonly = n.payonly || false;
this.operation = n.operation;
this.mongoConfig = RED.nodes.getNode(this.mongodb);
if (this.mongoConfig) {
var node = this;
MongoClient.connect(this.mongoConfig.url, function(err,db) {
if (err) {
node.error(err);
} else {
node.clientDb = db;
var coll = db.collection(node.collection);
node.on("input",function(msg) {
if (node.operation == "store") {
delete msg._topic;
if (node.payonly) {
if (typeof msg.payload !== "object") { msg.payload = {"payload":msg.payload}; }
coll.save(msg.payload,function(err,item){ if (err){node.error(err);} });
} else {
coll.save(msg,function(err,item){if (err){node.error(err);}});
}
}
else if (node.operation == "insert") {
delete msg._topic;
if (node.payonly) {
if (typeof msg.payload !== "object") { msg.payload = {"payload":msg.payload}; }
coll.insert(msg.payload,function(err,item){ if (err){node.error(err);} });
} else {
coll.insert(msg,function(err,item){if (err){node.error(err);}});
}
}
if (node.operation == "delete") {
coll.remove(msg.payload, {w:1}, function(err, items){ if (err) node.error(err); });
}
});
});
}
});
} else {
this.error("missing mongodb configuration");
}
this.on("close", function() {
if (this.clientDb) {
this.clientDb.close();
}
});
} else {
this.error("missing mongodb configuration");
}
this.on("close", function() {
if (this.clientDb) {
this.clientDb.close();
RED.nodes.registerType("mongodb out",MongoOutNode);
function MongoInNode(n) {
RED.nodes.createNode(this,n);
this.collection = n.collection;
this.mongodb = n.mongodb;
this.mongoConfig = RED.nodes.getNode(this.mongodb);
if (this.mongoConfig) {
var node = this;
MongoClient.connect(this.mongoConfig.url, function(err,db) {
if (err) {
node.error(err);
} else {
node.clientDb = db;
var coll = db.collection(node.collection);
node.on("input",function(msg) {
msg.projection = msg.projection || {};
coll.find(msg.payload,msg.projection).sort(msg.sort).limit(msg.limit).toArray(function(err, items) {
if (err) {
node.error(err);
} else {
msg.payload = items;
delete msg.projection;
delete msg.sort;
delete msg.limit;
node.send(msg);
}
});
});
}
});
} else {
this.error("missing mongodb configuration");
}
});
this.on("close", function() {
if (this.clientDb) {
this.clientDb.close();
}
});
}
RED.nodes.registerType("mongodb in",MongoInNode);
}
RED.nodes.registerType("mongodb in",MongoInNode);

2
red/nodes/registry.js
View File

@ -54,7 +54,7 @@ function loadNode(nodeDir, nodeFn) {
var r = require(nodeFilename);
if (typeof r === "function") {
try {
var promise = r(RED);
var promise = r(require('../red'));
if (promise != null && typeof promise.then === "function") {
promise.then(function() {
resolve(loadTemplate(templateFilename));