mirror of https://github.com/node-red/node-red.git
249 lines
9.5 KiB
JavaScript
249 lines
9.5 KiB
JavaScript
/**
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* Copyright 2014, 2015 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 fs = require("fs");
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var path = require("path");
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var when = require('when');
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var events = require("../events");
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var redNodes = require("../nodes");
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var comms = require("../comms");
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var server = require("../server");
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var log = require("../log");
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var settings = require("../settings");
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module.exports = {
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getAll: function(req,res) {
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if (req.get("accept") == "application/json") {
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log.audit({event: "nodes.list.get"},req);
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res.json(redNodes.getNodeList());
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} else {
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log.audit({event: "nodes.configs.get"},req);
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res.send(redNodes.getNodeConfigs());
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}
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},
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post: function(req,res) {
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if (!settings.available()) {
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log.audit({event: "nodes.install",error:"settings_unavailable"},req);
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res.json(400,{error:"settings_unavailable", message:"Settings unavailable"});
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return;
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}
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var node = req.body;
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var promise;
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if (node.module) {
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var module = redNodes.getModuleInfo(node.module);
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if (module) {
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log.audit({event: "nodes.install",module:node.module,error:"module_already_loaded"},req);
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res.json(400,{error:"module_already_loaded", message:"Module already loaded"});
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return;
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}
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promise = server.installModule(node.module);
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} else if (node.file) {
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promise = server.installNode(node.file);
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} else {
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log.audit({event: "nodes.install",module:node.module,error:"invalid_request"},req);
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res.json(400,{error:"invalid_request", message:"Invalid request"});
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return;
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}
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promise.then(function(info) {
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if (node.module) {
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log.audit({event: "nodes.install",module:node.module},req);
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res.json(redNodes.getModuleInfo(node.module));
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} else if (node.file) {
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log.audit({event: "nodes.install",file:node.file},req);
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res.json(info.nodes[0]);
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}
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}).otherwise(function(err) {
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if (err.code === 404) {
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log.audit({event: "nodes.install",module:node.module,file:node.file,error:"not_found"},req);
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res.send(404);
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} else if (err.code) {
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log.audit({event: "nodes.install",module:node.module,error:err.code},req);
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res.json(400,{error:err.code, message:err.message});
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} else {
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log.audit({event: "nodes.install",module:node.module,file:node.file,error:err.code||"unexpected_error",message:err.toString()},req);
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res.json(400,{error:err.code||"unexpected_error", message:err.toString()});
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}
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});
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},
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delete: function(req,res) {
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if (!settings.available()) {
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log.audit({event: "nodes.remove",error:"settings_unavailable"},req);
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res.json(400,{error:"settings_unavailable", message:"Settings unavailable"});
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return;
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}
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var mod = req.params.mod;
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try {
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var promise = null;
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var module = redNodes.getModuleInfo(mod);
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if (!module) {
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log.audit({event: "nodes.remove",module:mod,error:"not_found"},req);
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res.send(404);
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return;
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} else {
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promise = server.uninstallModule(mod);
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}
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promise.then(function() {
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log.audit({event: "nodes.remove",module:mod},req);
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res.send(204);
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}).otherwise(function(err) {
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log.audit({event: "nodes.remove",module:mod,error:err.code||"unexpected_error",message:err.toString()},req);
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res.json(400,{error:err.code||"unexpected_error", message:err.toString()});
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});
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} catch(err) {
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log.audit({event: "nodes.remove",module:mod,error:err.code||"unexpected_error",message:err.toString()},req);
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res.json(400,{error:err.code||"unexpected_error", message:err.toString()});
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}
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},
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getSet: function(req,res) {
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var id = req.params.mod + "/" + req.params.set;
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var result = null;
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if (req.get("accept") === "application/json") {
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result = redNodes.getNodeInfo(id);
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if (result) {
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log.audit({event: "nodes.info.get",id:id},req);
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delete result.loaded;
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res.send(result);
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} else {
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log.audit({event: "nodes.info.get",id:id,error:"not_found"},req);
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res.send(404);
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}
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} else {
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result = redNodes.getNodeConfig(id);
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if (result) {
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log.audit({event: "nodes.config.get",id:id},req);
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res.send(result);
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} else {
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log.audit({event: "nodes.config.get",id:id,error:"not_found"},req);
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res.send(404);
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}
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}
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},
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getModule: function(req,res) {
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var module = req.params.mod;
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var result = redNodes.getModuleInfo(module);
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if (result) {
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log.audit({event: "nodes.module.get",module:module},req);
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res.json(result);
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} else {
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log.audit({event: "nodes.module.get",module:module,error:"not_found"},req);
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res.send(404);
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}
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},
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putSet: function(req,res) {
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if (!settings.available()) {
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log.audit({event: "nodes.info.set",error:"settings_unavailable"},req);
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res.json(400,{error:"settings_unavailable", message:"Settings unavailable"});
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return;
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}
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var body = req.body;
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if (!body.hasOwnProperty("enabled")) {
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log.audit({event: "nodes.info.set",error:"invalid_request"},req);
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res.json(400,{error:"invalid_request", message:"Invalid request"});
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return;
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}
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try {
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var id = req.params.mod + "/" + req.params.set;
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var node = redNodes.getNodeInfo(id);
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var info;
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if (!node) {
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log.audit({event: "nodes.info.set",id:id,error:"not_found"},req);
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res.send(404);
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} else {
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delete node.loaded;
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putNode(node, body.enabled).then(function(result) {
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log.audit({event: "nodes.info.set",id:id,enabled:body.enabled},req);
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res.json(result);
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});
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}
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} catch(err) {
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log.audit({event: "nodes.info.set",id:id,enabled:body.enabled,error:err.code||"unexpected_error",message:err.toString()},req);
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res.json(400,{error:err.code||"unexpected_error", message:err.toString()});
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}
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},
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putModule: function(req,res) {
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if (!settings.available()) {
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log.audit({event: "nodes.module.set",error:"settings_unavailable"},req);
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res.json(400,{error:"settings_unavailable", message:"Settings unavailable"});
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return;
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}
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var body = req.body;
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if (!body.hasOwnProperty("enabled")) {
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log.audit({event: "nodes.module.set",error:"invalid_request"},req);
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res.json(400,{error:"invalid_request", message:"Invalid request"});
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return;
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}
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try {
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var mod = req.params.mod;
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var module = redNodes.getModuleInfo(mod);
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if (!module) {
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log.audit({event: "nodes.module.set",module:mod,error:"not_found"},req);
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return res.send(404);
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}
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var nodes = module.nodes;
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var promises = [];
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for (var i = 0; i < nodes.length; ++i) {
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promises.push(putNode(nodes[i],body.enabled));
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}
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when.settle(promises).then(function() {
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res.json(redNodes.getModuleInfo(mod));
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});
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} catch(err) {
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log.audit({event: "nodes.module.set",module:mod,enabled:body.enabled,error:err.code||"unexpected_error",message:err.toString()},req);
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res.json(400,{error:err.code||"unexpected_error", message:err.toString()});
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}
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}
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};
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function putNode(node, enabled) {
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var info;
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var promise;
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if (!node.err && node.enabled === enabled) {
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promise = when.resolve(node);
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} else {
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if (enabled) {
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promise = redNodes.enableNode(node.id);
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} else {
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promise = redNodes.disableNode(node.id);
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}
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return promise.then(function(info) {
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if (info.enabled === enabled && !info.err) {
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comms.publish("node/"+(enabled?"enabled":"disabled"),info,false);
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log.info(" "+(enabled?"Enabled":"Disabled")+" node types:");
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for (var i=0;i<info.types.length;i++) {
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log.info(" - "+info.types[i]);
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}
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} else if (enabled && info.err) {
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log.warn("Failed to enable node:");
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log.warn(" - "+info.name+" : "+info.err);
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}
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return info;
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});
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}
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return promise;
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}
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