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79e9641c09
Part of #322 Loads node.html files before node.js files Adds helper.unload which must be called by node tests to clear the registery of nodes
115 lines
3.4 KiB
JavaScript
115 lines
3.4 KiB
JavaScript
/**
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* Copyright 2013 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var express = require('express');
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var util = require('util');
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var when = require('when');
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var createUI = require("./ui");
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var redNodes = require("./nodes");
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var comms = require("./comms");
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var app = null;
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var nodeApp = null;
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var server = null;
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var settings = null;
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var storage = null;
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function createServer(_server,_settings) {
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server = _server;
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settings = _settings;
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comms.init(_server,_settings);
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storage = require("./storage");
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app = createUI(settings);
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nodeApp = express();
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app.get("/nodes",function(req,res) {
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res.send(redNodes.getNodeConfigs());
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});
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app.get("/flows",function(req,res) {
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res.json(redNodes.getFlows());
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});
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app.post("/flows",
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express.json(),
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function(req,res) {
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var flows = req.body;
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redNodes.setFlows(flows).then(function() {
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res.send(204);
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}).otherwise(function(err) {
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util.log("[red] Error saving flows : "+err);
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res.send(500,err.message);
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});
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},
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function(error,req,res,next) {
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res.send(400,"Invalid Flow");
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}
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);
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}
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function start() {
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var defer = when.defer();
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storage.init(settings).then(function() {
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console.log("\nWelcome to Node-RED\n===================\n");
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if (settings.version) {
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util.log("[red] Version: "+settings.version);
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}
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util.log("[red] Loading palette nodes");
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redNodes.init(settings,storage);
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redNodes.load().then(function() {
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var nodes = redNodes.getNodeList();
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var nodeErrors = nodes.filter(function(n) { return n.err!=null;});
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if (nodeErrors.length > 0) {
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util.log("------------------------------------------");
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if (settings.verbose) {
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for (var i=0;i<nodeErrors.length;i+=1) {
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util.log("["+nodeErrors[i].name+"] "+nodeErrors[i].err);
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}
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} else {
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util.log("[red] Failed to register "+nodeErrors.length+" node type"+(nodeErrors.length==1?"":"s"));
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util.log("[red] Run with -v for details");
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}
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util.log("------------------------------------------");
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}
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defer.resolve();
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redNodes.loadFlows();
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});
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comms.start();
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}).otherwise(function(err) {
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defer.reject(err);
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});
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return defer.promise;
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}
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function stop() {
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redNodes.stopFlows();
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comms.stop();
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}
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module.exports = {
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init: createServer,
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start: start,
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stop: stop
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}
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module.exports.__defineGetter__("app", function() { return app });
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module.exports.__defineGetter__("nodeApp", function() { return nodeApp });
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module.exports.__defineGetter__("server", function() { return server });
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