mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
506 lines
14 KiB
JavaScript
506 lines
14 KiB
JavaScript
/**
|
|
* Copyright 2015 IBM Corp.
|
|
*
|
|
* 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 UglifyJS = require("uglify-js");
|
|
var util = require("util");
|
|
var when = require("when");
|
|
var events = require("../../events");
|
|
|
|
var settings;
|
|
|
|
var Node;
|
|
|
|
var nodeConfigCache = null;
|
|
var moduleConfigs = {};
|
|
var nodeList = [];
|
|
var nodeConstructors = {};
|
|
var nodeTypeToId = {};
|
|
var moduleNodes = {};
|
|
|
|
function init(_settings) {
|
|
settings = _settings;
|
|
if (settings.available()) {
|
|
moduleConfigs = loadNodeConfigs();
|
|
} else {
|
|
moduleConfigs = {};
|
|
}
|
|
moduleNodes = {};
|
|
nodeTypeToId = {};
|
|
nodeConstructors = {};
|
|
nodeList = [];
|
|
nodeConfigCache = null;
|
|
Node = require("../Node");
|
|
}
|
|
|
|
function filterNodeInfo(n) {
|
|
var r = {
|
|
id: n.id||n.module+"/"+n.name,
|
|
name: n.name,
|
|
types: n.types,
|
|
enabled: n.enabled
|
|
};
|
|
if (n.hasOwnProperty("module")) {
|
|
r.module = n.module;
|
|
}
|
|
if (n.hasOwnProperty("err")) {
|
|
r.err = n.err.toString();
|
|
}
|
|
return r;
|
|
}
|
|
|
|
|
|
|
|
function getModule(id) {
|
|
return id.split("/")[0];
|
|
}
|
|
|
|
function getNode(id) {
|
|
return id.split("/")[1];
|
|
}
|
|
|
|
function saveNodeList() {
|
|
var moduleList = {};
|
|
|
|
for (var module in moduleConfigs) {
|
|
/* istanbul ignore else */
|
|
if (moduleConfigs.hasOwnProperty(module)) {
|
|
if (Object.keys(moduleConfigs[module].nodes).length > 0) {
|
|
if (!moduleList[module]) {
|
|
moduleList[module] = {
|
|
name: module,
|
|
version: moduleConfigs[module].version,
|
|
nodes: {}
|
|
};
|
|
}
|
|
var nodes = moduleConfigs[module].nodes;
|
|
for(var node in nodes) {
|
|
/* istanbul ignore else */
|
|
if (nodes.hasOwnProperty(node)) {
|
|
var config = nodes[node];
|
|
var n = filterNodeInfo(config);
|
|
delete n.err;
|
|
delete n.file;
|
|
delete n.id;
|
|
n.file = config.file;
|
|
moduleList[module].nodes[node] = n;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (settings.available()) {
|
|
return settings.set("nodes",moduleList);
|
|
} else {
|
|
return when.reject("Settings unavailable");
|
|
}
|
|
}
|
|
|
|
function loadNodeConfigs() {
|
|
var configs = settings.get("nodes");
|
|
|
|
if (!configs) {
|
|
return {};
|
|
} else if (configs['node-red']) {
|
|
return configs;
|
|
} else {
|
|
// Migrate from the 0.9.1 format of settings
|
|
var newConfigs = {};
|
|
for (var id in configs) {
|
|
/* istanbul ignore else */
|
|
if (configs.hasOwnProperty(id)) {
|
|
var nodeConfig = configs[id];
|
|
var moduleName;
|
|
var nodeSetName;
|
|
|
|
if (nodeConfig.module) {
|
|
moduleName = nodeConfig.module;
|
|
nodeSetName = nodeConfig.name.split(":")[1];
|
|
} else {
|
|
moduleName = "node-red";
|
|
nodeSetName = nodeConfig.name.replace(/^\d+-/,"").replace(/\.js$/,"");
|
|
}
|
|
|
|
if (!newConfigs[moduleName]) {
|
|
newConfigs[moduleName] = {
|
|
name: moduleName,
|
|
nodes:{}
|
|
};
|
|
}
|
|
newConfigs[moduleName].nodes[nodeSetName] = {
|
|
name: nodeSetName,
|
|
types: nodeConfig.types,
|
|
enabled: nodeConfig.enabled,
|
|
module: moduleName
|
|
};
|
|
}
|
|
}
|
|
settings.set("nodes",newConfigs);
|
|
return newConfigs;
|
|
}
|
|
}
|
|
|
|
function addNodeSet(id,set,version) {
|
|
if (!set.err) {
|
|
set.types.forEach(function(t) {
|
|
nodeTypeToId[t] = id;
|
|
});
|
|
}
|
|
moduleNodes[set.module] = moduleNodes[set.module]||[];
|
|
moduleNodes[set.module].push(set.name);
|
|
|
|
if (!moduleConfigs[set.module]) {
|
|
moduleConfigs[set.module] = {
|
|
name: set.module,
|
|
nodes: {}
|
|
};
|
|
}
|
|
|
|
if (version) {
|
|
moduleConfigs[set.module].version = version;
|
|
}
|
|
|
|
moduleConfigs[set.module].nodes[set.name] = set;
|
|
nodeList.push(id);
|
|
nodeConfigCache = null;
|
|
}
|
|
|
|
function removeNode(id) {
|
|
var config = moduleConfigs[getModule(id)].nodes[getNode(id)];
|
|
if (!config) {
|
|
throw new Error("Unrecognised id: "+id);
|
|
}
|
|
delete moduleConfigs[getModule(id)].nodes[getNode(id)];
|
|
var i = nodeList.indexOf(id);
|
|
if (i > -1) {
|
|
nodeList.splice(i,1);
|
|
}
|
|
config.types.forEach(function(t) {
|
|
delete nodeConstructors[t];
|
|
delete nodeTypeToId[t];
|
|
});
|
|
config.enabled = false;
|
|
config.loaded = false;
|
|
nodeConfigCache = null;
|
|
return filterNodeInfo(config);
|
|
}
|
|
|
|
function removeModule(module) {
|
|
if (!settings.available()) {
|
|
throw new Error("Settings unavailable");
|
|
}
|
|
var nodes = moduleNodes[module];
|
|
if (!nodes) {
|
|
throw new Error("Unrecognised module: "+module);
|
|
}
|
|
var infoList = [];
|
|
for (var i=0;i<nodes.length;i++) {
|
|
infoList.push(removeNode(module+"/"+nodes[i]));
|
|
}
|
|
delete moduleNodes[module];
|
|
delete moduleConfigs[module];
|
|
saveNodeList();
|
|
return infoList;
|
|
}
|
|
|
|
function getNodeInfo(typeOrId) {
|
|
var id = typeOrId;
|
|
if (nodeTypeToId[typeOrId]) {
|
|
id = nodeTypeToId[typeOrId];
|
|
}
|
|
/* istanbul ignore else */
|
|
if (id) {
|
|
var module = moduleConfigs[getModule(id)];
|
|
if (module) {
|
|
var config = module.nodes[getNode(id)];
|
|
if (config) {
|
|
var info = filterNodeInfo(config);
|
|
if (config.hasOwnProperty("loaded")) {
|
|
info.loaded = config.loaded;
|
|
}
|
|
info.version = module.version;
|
|
return info;
|
|
}
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
function getFullNodeInfo(typeOrId) {
|
|
// Used by index.enableNodeSet so that .file can be retrieved to pass
|
|
// to loader.loadNodeSet
|
|
var id = typeOrId;
|
|
if (nodeTypeToId[typeOrId]) {
|
|
id = nodeTypeToId[typeOrId];
|
|
}
|
|
/* istanbul ignore else */
|
|
if (id) {
|
|
var module = moduleConfigs[getModule(id)];
|
|
if (module) {
|
|
return module.nodes[getNode(id)];
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
function getNodeList(filter) {
|
|
var list = [];
|
|
for (var module in moduleConfigs) {
|
|
/* istanbul ignore else */
|
|
if (moduleConfigs.hasOwnProperty(module)) {
|
|
var nodes = moduleConfigs[module].nodes;
|
|
for (var node in nodes) {
|
|
/* istanbul ignore else */
|
|
if (nodes.hasOwnProperty(node)) {
|
|
var nodeInfo = filterNodeInfo(nodes[node]);
|
|
nodeInfo.version = moduleConfigs[module].version;
|
|
if (!filter || filter(nodes[node])) {
|
|
list.push(nodeInfo);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return list;
|
|
}
|
|
|
|
function getModuleList() {
|
|
//var list = [];
|
|
//for (var module in moduleNodes) {
|
|
// /* istanbul ignore else */
|
|
// if (moduleNodes.hasOwnProperty(module)) {
|
|
// list.push(registry.getModuleInfo(module));
|
|
// }
|
|
//}
|
|
//return list;
|
|
return moduleConfigs;
|
|
|
|
}
|
|
|
|
function getModuleInfo(module) {
|
|
if (moduleNodes[module]) {
|
|
var nodes = moduleNodes[module];
|
|
var m = {
|
|
name: module,
|
|
version: moduleConfigs[module].version,
|
|
nodes: []
|
|
};
|
|
for (var i = 0; i < nodes.length; ++i) {
|
|
var nodeInfo = filterNodeInfo(moduleConfigs[module].nodes[nodes[i]]);
|
|
nodeInfo.version = m.version;
|
|
m.nodes.push(nodeInfo);
|
|
}
|
|
return m;
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
function registerNodeConstructor(type,constructor) {
|
|
if (nodeConstructors[type]) {
|
|
throw new Error(type+" already registered");
|
|
}
|
|
//TODO: Ensure type is known - but doing so will break some tests
|
|
// that don't have a way to register a node template ahead
|
|
// of registering the constructor
|
|
util.inherits(constructor,Node);
|
|
nodeConstructors[type] = constructor;
|
|
events.emit("type-registered",type);
|
|
}
|
|
|
|
function getAllNodeConfigs() {
|
|
if (!nodeConfigCache) {
|
|
var result = "";
|
|
var script = "";
|
|
for (var i=0;i<nodeList.length;i++) {
|
|
var id = nodeList[i];
|
|
var config = moduleConfigs[getModule(id)].nodes[getNode(id)];
|
|
if (config.enabled && !config.err) {
|
|
result += config.config;
|
|
//script += config.script;
|
|
}
|
|
}
|
|
//if (script.length > 0) {
|
|
// result += '<script type="text/javascript">';
|
|
// result += UglifyJS.minify(script, {fromString: true}).code;
|
|
// result += '</script>';
|
|
//}
|
|
nodeConfigCache = result;
|
|
}
|
|
return nodeConfigCache;
|
|
}
|
|
|
|
function getNodeConfig(id) {
|
|
var config = moduleConfigs[getModule(id)];
|
|
if (!config) {
|
|
return null;
|
|
}
|
|
config = config.nodes[getNode(id)];
|
|
if (config) {
|
|
var result = config.config;
|
|
//if (config.script) {
|
|
// result += '<script type="text/javascript">'+config.script+'</script>';
|
|
//}
|
|
return result;
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
function getNodeConstructor(type) {
|
|
var id = nodeTypeToId[type];
|
|
|
|
var config;
|
|
if (typeof id === "undefined") {
|
|
config = undefined;
|
|
} else {
|
|
config = moduleConfigs[getModule(id)].nodes[getNode(id)];
|
|
}
|
|
|
|
if (!config || (config.enabled && !config.err)) {
|
|
return nodeConstructors[type];
|
|
}
|
|
return null;
|
|
}
|
|
|
|
function clear() {
|
|
nodeConfigCache = null;
|
|
moduleConfigs = {};
|
|
nodeList = [];
|
|
nodeConstructors = {};
|
|
nodeTypeToId = {};
|
|
}
|
|
|
|
function getTypeId(type) {
|
|
return nodeTypeToId[type];
|
|
}
|
|
|
|
function enableNodeSet(typeOrId) {
|
|
if (!settings.available()) {
|
|
throw new Error("Settings unavailable");
|
|
}
|
|
|
|
var id = typeOrId;
|
|
if (nodeTypeToId[typeOrId]) {
|
|
id = nodeTypeToId[typeOrId];
|
|
}
|
|
var config;
|
|
try {
|
|
config = moduleConfigs[getModule(id)].nodes[getNode(id)];
|
|
delete config.err;
|
|
config.enabled = true;
|
|
nodeConfigCache = null;
|
|
return saveNodeList().then(function() {
|
|
return filterNodeInfo(config);
|
|
});
|
|
} catch (err) {
|
|
throw new Error("Unrecognised id: "+typeOrId);
|
|
}
|
|
}
|
|
|
|
function disableNodeSet(typeOrId) {
|
|
if (!settings.available()) {
|
|
throw new Error("Settings unavailable");
|
|
}
|
|
var id = typeOrId;
|
|
if (nodeTypeToId[typeOrId]) {
|
|
id = nodeTypeToId[typeOrId];
|
|
}
|
|
var config;
|
|
try {
|
|
config = moduleConfigs[getModule(id)].nodes[getNode(id)];
|
|
// TODO: persist setting
|
|
config.enabled = false;
|
|
nodeConfigCache = null;
|
|
return saveNodeList().then(function() {
|
|
return filterNodeInfo(config);
|
|
});
|
|
} catch (err) {
|
|
throw new Error("Unrecognised id: "+id);
|
|
}
|
|
}
|
|
|
|
function cleanModuleList() {
|
|
var removed = false;
|
|
for (var mod in moduleConfigs) {
|
|
/* istanbul ignore else */
|
|
if (moduleConfigs.hasOwnProperty(mod)) {
|
|
var nodes = moduleConfigs[mod].nodes;
|
|
var node;
|
|
if (mod == "node-red") {
|
|
// For core nodes, look for nodes that are enabled, !loaded and !errored
|
|
for (node in nodes) {
|
|
/* istanbul ignore else */
|
|
if (nodes.hasOwnProperty(node)) {
|
|
var n = nodes[node];
|
|
if (n.enabled && !n.err && !n.loaded) {
|
|
removeNode(mod+"/"+node);
|
|
removed = true;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if (moduleConfigs[mod] && !moduleNodes[mod]) {
|
|
// For node modules, look for missing ones
|
|
for (node in nodes) {
|
|
/* istanbul ignore else */
|
|
if (nodes.hasOwnProperty(node)) {
|
|
removeNode(mod+"/"+node);
|
|
removed = true;
|
|
}
|
|
}
|
|
delete moduleConfigs[mod];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (removed) {
|
|
saveNodeList();
|
|
}
|
|
}
|
|
|
|
var registry = module.exports = {
|
|
init: init,
|
|
clear: clear,
|
|
|
|
registerNodeConstructor: registerNodeConstructor,
|
|
getNodeConstructor: getNodeConstructor,
|
|
|
|
addNodeSet: addNodeSet,
|
|
enableNodeSet: enableNodeSet,
|
|
disableNodeSet: disableNodeSet,
|
|
|
|
removeModule: removeModule,
|
|
|
|
getNodeInfo: getNodeInfo,
|
|
getFullNodeInfo: getFullNodeInfo,
|
|
getNodeList: getNodeList,
|
|
getModuleList: getModuleList,
|
|
getModuleInfo: getModuleInfo,
|
|
|
|
/**
|
|
* Gets all of the node template configs
|
|
* @return all of the node templates in a single string
|
|
*/
|
|
getAllNodeConfigs: getAllNodeConfigs,
|
|
getNodeConfig: getNodeConfig,
|
|
|
|
getTypeId: getTypeId,
|
|
|
|
saveNodeList: saveNodeList,
|
|
|
|
cleanModuleList: cleanModuleList
|
|
};
|