mirror of
https://github.com/node-red/node-red.git
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112 lines
3.3 KiB
JavaScript
112 lines
3.3 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.json(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(nodeErrors) {
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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].fn+"] "+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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}
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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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