1
0
mirror of https://github.com/node-red/node-red.git synced 2023-10-10 13:36:53 +02:00
node-red/red/red.js
2018-05-01 12:28:15 +01:00

135 lines
4.0 KiB
JavaScript

/**
* Copyright JS Foundation and other contributors, http://js.foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
var fs = require("fs");
var path = require('path');
var runtime = require("./runtime");
var runtimeAPI = require("./runtime-api");
var redUtil = require("./util");
var api = require("./api");
process.env.NODE_RED_HOME = process.env.NODE_RED_HOME || path.resolve(__dirname+"/..");
var nodeApp = null;
var adminApp = null;
var server = null;
var apiEnabled = false;
function checkVersion(userSettings) {
var semver = require('semver');
if (!semver.satisfies(process.version,">=4.0.0")) {
// TODO: in the future, make this a hard error.
// var e = new Error("Unsupported version of node.js");
// e.code = "unsupported_version";
// throw e;
userSettings.UNSUPPORTED_VERSION = process.version;
}
}
function checkBuild() {
var editorFile = path.resolve(path.join(__dirname,"..","public","red","red.min.js"));
try {
var stats = fs.statSync(editorFile);
} catch(err) {
var e = new Error("Node-RED not built");
e.code = "not_built";
throw e;
}
}
module.exports = {
init: function(httpServer,userSettings) {
if (!userSettings) {
userSettings = httpServer;
httpServer = null;
}
if (!userSettings.SKIP_BUILD_CHECK) {
checkVersion(userSettings);
checkBuild();
}
if (!userSettings.coreNodesDir) {
userSettings.coreNodesDir = path.resolve(path.join(__dirname,"..","nodes"));
}
redUtil.init(userSettings);
if (userSettings.httpAdminRoot !== false) {
runtime.init(userSettings,redUtil,api);
runtimeAPI.init(runtime,redUtil);
api.init(httpServer,userSettings,runtime.storage,runtimeAPI);
apiEnabled = true;
server = runtime.adminApi.server;
runtime.server = runtime.adminApi.server;
} else {
runtime.init(userSettings,redUtil);
apiEnabled = false;
if (httpServer){
server = httpServer;
runtime.server = httpServer;
} else {
server = runtime.adminApi.server;
runtime.server = runtime.adminApi.server; // useless at this point, but at least harmless.
}
}
adminApp = runtime.adminApi.adminApp;
nodeApp = runtime.nodeApp;
return;
},
start: function() {
return runtime.start().then(function() {
if (apiEnabled) {
return api.start();
}
});
},
stop: function() {
return runtime.stop().then(function() {
if (apiEnabled) {
return api.stop();
}
})
},
nodes: runtime.nodes,
log: redUtil.log,
settings:runtime.settings,
util: runtime.util,
version: runtime.version,
events: runtime.events,
comms: {
publish: function(topic,data,retain) {
runtime.events.emit("comms",{
topic: topic,
data: data,
retain: retain
})
}
},
library: {
register: function(type) {
return runtime.library.register(null,type);
}
},
auth: api.auth,
get app() { console.log("Deprecated use of RED.app - use RED.httpAdmin instead"); return runtime.app },
get httpAdmin() { return adminApp },
get httpNode() { return nodeApp },
get server() { return server }
};