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node-red/red/runtime/nodes/index.js
Nick O'Leary 5356373681
Finalise nodeSettings and update tlsConfigDisableLocalFiles
- increase test coverage around registerType
2017-03-09 21:06:49 +00:00

177 lines
5.1 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 when = require("when");
var path = require("path");
var fs = require("fs");
var registry = require("./registry");
var credentials = require("./credentials");
var flows = require("./flows");
var flowUtil = require("./flows/util")
var context = require("./context");
var Node = require("./Node");
var log = null;
var library = require("./library");
var events = require("../events");
var child_process = require('child_process');
var settings;
/**
* Registers a node constructor
* @param nodeSet - the nodeSet providing the node (module/set)
* @param type - the string type name
* @param constructor - the constructor function for this node type
* @param opts - optional additional options for the node
*/
function registerType(nodeSet,type,constructor,opts) {
if (typeof type !== "string") {
// This is someone calling the api directly, rather than via the
// RED object provided to a node. Log a warning
log.warn("["+nodeSet+"] Deprecated call to RED.runtime.nodes.registerType - node-set name must be provided as first argument");
opts = constructor;
constructor = type;
type = nodeSet;
nodeSet = "";
}
if (opts) {
if (opts.credentials) {
credentials.register(type,opts.credentials);
}
if (opts.settings) {
try {
settings.registerNodeSettings(type,opts.settings);
} catch(err) {
log.warn("["+type+"] "+err.message);
}
}
}
registry.registerType(nodeSet,type,constructor);
}
/**
* Called from a Node's constructor function, invokes the super-class
* constructor and attaches any credentials to the node.
* @param node the node object being created
* @param def the instance definition for the node
*/
function createNode(node,def) {
Node.call(node,def);
var id = node.id;
if (def._alias) {
id = def._alias;
}
var creds = credentials.get(id);
if (creds) {
//console.log("Attaching credentials to ",node.id);
// allow $(foo) syntax to substitute env variables for credentials also...
for (var p in creds) {
if (creds.hasOwnProperty(p)) {
flowUtil.mapEnvVarProperties(creds,p);
}
}
node.credentials = creds;
} else if (credentials.getDefinition(node.type)) {
node.credentials = {};
}
}
function init(runtime) {
settings = runtime.settings;
log = runtime.log;
credentials.init(runtime);
flows.init(runtime);
registry.init(runtime);
context.init(runtime.settings);
library.init(runtime);
}
function disableNode(id) {
flows.checkTypeInUse(id);
return registry.disableNode(id);
}
function uninstallModule(module) {
var info = registry.getModuleInfo(module);
if (!info) {
throw new Error(log._("nodes.index.unrecognised-module", {module:module}));
} else {
for (var i=0;i<info.nodes.length;i++) {
flows.checkTypeInUse(module+"/"+info.nodes[i].name);
}
return registry.uninstallModule(module);
}
}
module.exports = {
// Lifecycle
init: init,
load: registry.load,
// Node registry
createNode: createNode,
getNode: flows.get,
eachNode: flows.eachNode,
paletteEditorEnabled: registry.paletteEditorEnabled,
installModule: registry.installModule,
uninstallModule: uninstallModule,
enableNode: registry.enableNode,
disableNode: disableNode,
// Node type registry
registerType: registerType,
getType: registry.get,
getNodeInfo: registry.getNodeInfo,
getNodeList: registry.getNodeList,
getModuleInfo: registry.getModuleInfo,
getNodeConfigs: registry.getNodeConfigs,
getNodeConfig: registry.getNodeConfig,
getNodeIconPath: registry.getNodeIconPath,
getNodeExampleFlows: library.getExampleFlows,
getNodeExampleFlowPath: library.getExampleFlowPath,
clearRegistry: registry.clear,
cleanModuleList: registry.cleanModuleList,
// Flow handling
loadFlows: flows.load,
startFlows: flows.startFlows,
stopFlows: flows.stopFlows,
setFlows: flows.setFlows,
getFlows: flows.getFlows,
addFlow: flows.addFlow,
getFlow: flows.getFlow,
updateFlow: flows.updateFlow,
removeFlow: flows.removeFlow,
// disableFlow: flows.disableFlow,
// enableFlow: flows.enableFlow,
// Credentials
addCredentials: credentials.add,
getCredentials: credentials.get,
deleteCredentials: credentials.delete,
getCredentialDefinition: credentials.getDefinition
};