mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
927 lines
32 KiB
JavaScript
927 lines
32 KiB
JavaScript
/**
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* Copyright 2013, 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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RED.nodes = (function() {
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var node_defs = {};
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var nodes = [];
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var configNodes = {};
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var links = [];
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var defaultWorkspace;
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var workspaces = {};
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var subflows = {};
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var dirty = false;
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function setDirty(d) {
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dirty = d;
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eventHandler.emit("change",{dirty:dirty});
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}
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var registry = (function() {
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var nodeList = [];
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var nodeSets = {};
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var typeToId = {};
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var nodeDefinitions = {};
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var exports = {
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getNodeList: function() {
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return nodeList;
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},
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setNodeList: function(list) {
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nodeList = [];
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for(var i=0;i<list.length;i++) {
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var ns = list[i];
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exports.addNodeSet(ns);
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}
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},
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addNodeSet: function(ns) {
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ns.added = false;
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nodeSets[ns.id] = ns;
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for (var j=0;j<ns.types.length;j++) {
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typeToId[ns.types[j]] = ns.id;
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}
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nodeList.push(ns);
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},
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removeNodeSet: function(id) {
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var ns = nodeSets[id];
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for (var j=0;j<ns.types.length;j++) {
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if (ns.added) {
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// TODO: too tightly coupled into palette UI
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RED.palette.remove(ns.types[j]);
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var def = nodeDefinitions[ns.types[j]];
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if (def.onpaletteremove && typeof def.onpaletteremove === "function") {
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def.onpaletteremove.call(def);
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}
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}
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delete typeToId[ns.types[j]];
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}
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delete nodeSets[id];
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for (var i=0;i<nodeList.length;i++) {
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if (nodeList[i].id == id) {
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nodeList.splice(i,1);
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break;
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}
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}
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return ns;
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},
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getNodeSet: function(id) {
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return nodeSets[id];
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},
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enableNodeSet: function(id) {
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var ns = nodeSets[id];
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ns.enabled = true;
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for (var j=0;j<ns.types.length;j++) {
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// TODO: too tightly coupled into palette UI
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RED.palette.show(ns.types[j]);
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var def = nodeDefinitions[ns.types[j]];
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if (def.onpaletteadd && typeof def.onpaletteadd === "function") {
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def.onpaletteadd.call(def);
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}
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}
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},
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disableNodeSet: function(id) {
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var ns = nodeSets[id];
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ns.enabled = false;
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for (var j=0;j<ns.types.length;j++) {
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// TODO: too tightly coupled into palette UI
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RED.palette.hide(ns.types[j]);
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var def = nodeDefinitions[ns.types[j]];
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if (def.onpaletteremove && typeof def.onpaletteremove === "function") {
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def.onpaletteremove.call(def);
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}
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}
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},
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registerNodeType: function(nt,def) {
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nodeDefinitions[nt] = def;
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if (def.category != "subflows") {
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nodeSets[typeToId[nt]].added = true;
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// TODO: too tightly coupled into palette UI
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}
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RED.palette.add(nt,def);
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if (def.onpaletteadd && typeof def.onpaletteadd === "function") {
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def.onpaletteadd.call(def);
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}
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},
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removeNodeType: function(nt) {
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if (nt.substring(0,8) != "subflow:") {
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throw new Error("this api is subflow only. called with:",nt);
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}
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delete nodeDefinitions[nt];
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RED.palette.remove(nt);
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},
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getNodeType: function(nt) {
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return nodeDefinitions[nt];
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}
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};
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return exports;
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})();
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function getID() {
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return (1+Math.random()*4294967295).toString(16);
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}
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function addNode(n) {
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if (n._def.category == "config") {
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configNodes[n.id] = n;
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RED.sidebar.config.refresh();
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} else {
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n.dirty = true;
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var updatedConfigNode = false;
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for (var d in n._def.defaults) {
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if (n._def.defaults.hasOwnProperty(d)) {
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var property = n._def.defaults[d];
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if (property.type) {
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var type = registry.getNodeType(property.type);
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if (type && type.category == "config") {
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var configNode = configNodes[n[d]];
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if (configNode) {
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updatedConfigNode = true;
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configNode.users.push(n);
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}
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}
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}
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}
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}
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if (updatedConfigNode) {
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RED.sidebar.config.refresh();
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}
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if (n._def.category == "subflows" && typeof n.i === "undefined") {
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var nextId = 0;
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RED.nodes.eachNode(function(node) {
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nextId = Math.max(nextId,node.i||0);
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});
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n.i = nextId+1;
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}
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nodes.push(n);
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}
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if (n._def.onadd) {
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n._def.onadd.call(n);
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}
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}
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function addLink(l) {
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links.push(l);
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}
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function getNode(id) {
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if (id in configNodes) {
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return configNodes[id];
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} else {
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for (var n in nodes) {
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if (nodes[n].id == id) {
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return nodes[n];
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}
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}
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}
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return null;
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}
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function removeNode(id) {
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var removedLinks = [];
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var node;
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if (id in configNodes) {
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node = configNodes[id];
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delete configNodes[id];
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RED.sidebar.config.refresh();
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} else {
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node = getNode(id);
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if (node) {
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nodes.splice(nodes.indexOf(node),1);
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removedLinks = links.filter(function(l) { return (l.source === node) || (l.target === node); });
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removedLinks.forEach(function(l) {links.splice(links.indexOf(l), 1); });
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var updatedConfigNode = false;
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for (var d in node._def.defaults) {
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if (node._def.defaults.hasOwnProperty(d)) {
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var property = node._def.defaults[d];
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if (property.type) {
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var type = registry.getNodeType(property.type);
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if (type && type.category == "config") {
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var configNode = configNodes[node[d]];
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if (configNode) {
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updatedConfigNode = true;
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var users = configNode.users;
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users.splice(users.indexOf(node),1);
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}
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}
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}
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}
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}
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if (updatedConfigNode) {
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RED.sidebar.config.refresh();
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}
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}
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}
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if (node._def.onremove) {
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node._def.onremove.call(n);
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}
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return removedLinks;
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}
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function removeLink(l) {
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var index = links.indexOf(l);
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if (index != -1) {
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links.splice(index,1);
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}
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}
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function addWorkspace(ws) {
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workspaces[ws.id] = ws;
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}
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function getWorkspace(id) {
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return workspaces[id];
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}
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function removeWorkspace(id) {
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delete workspaces[id];
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var removedNodes = [];
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var removedLinks = [];
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var n;
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for (n=0;n<nodes.length;n++) {
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var node = nodes[n];
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if (node.z == id) {
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removedNodes.push(node);
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}
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}
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for (n=0;n<removedNodes.length;n++) {
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var rmlinks = removeNode(removedNodes[n].id);
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removedLinks = removedLinks.concat(rmlinks);
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}
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return {nodes:removedNodes,links:removedLinks};
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}
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function addSubflow(sf, createNewIds) {
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if (createNewIds) {
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var subflowNames = Object.keys(subflows).map(function(sfid) {
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return subflows[sfid].name;
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});
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subflowNames.sort();
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var copyNumber = 1;
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var subflowName = sf.name;
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subflowNames.forEach(function(name) {
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if (subflowName == name) {
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copyNumber++;
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subflowName = sf.name+" ("+copyNumber+")";
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}
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});
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sf.name = subflowName;
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}
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subflows[sf.id] = sf;
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RED.nodes.registerType("subflow:"+sf.id, {
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defaults:{name:{value:""}},
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icon:"subflow.png",
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category: "subflows",
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inputs: sf.in.length,
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outputs: sf.out.length,
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color: "#da9",
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label: function() { return this.name||RED.nodes.subflow(sf.id).name },
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labelStyle: function() { return this.name?"node_label_italic":""; },
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paletteLabel: function() { return RED.nodes.subflow(sf.id).name }
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});
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}
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function getSubflow(id) {
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return subflows[id];
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}
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function removeSubflow(sf) {
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delete subflows[sf.id];
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registry.removeNodeType("subflow:"+sf.id);
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}
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function subflowContains(sfid,nodeid) {
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for (var i=0;i<nodes.length;i++) {
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var node = nodes[i];
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if (node.z === sfid) {
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var m = /^subflow:(.+)$/.exec(node.type);
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if (m) {
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if (m[1] === nodeid) {
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return true;
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} else {
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var result = subflowContains(m[1],nodeid);
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if (result) {
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return true;
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}
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}
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}
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}
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}
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return false;
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}
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function getAllFlowNodes(node) {
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var visited = {};
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visited[node.id] = true;
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var nns = [node];
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var stack = [node];
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while(stack.length !== 0) {
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var n = stack.shift();
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var childLinks = links.filter(function(d) { return (d.source === n) || (d.target === n);});
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for (var i=0;i<childLinks.length;i++) {
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var child = (childLinks[i].source === n)?childLinks[i].target:childLinks[i].source;
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var id = child.id;
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if (!id) {
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id = child.direction+":"+child.i;
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}
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if (!visited[id]) {
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visited[id] = true;
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nns.push(child);
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stack.push(child);
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}
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}
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}
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return nns;
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}
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/**
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* Converts a node to an exportable JSON Object
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**/
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function convertNode(n, exportCreds) {
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exportCreds = exportCreds || false;
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var node = {};
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node.id = n.id;
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node.type = n.type;
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if (node.type == "unknown") {
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for (var p in n._orig) {
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if (n._orig.hasOwnProperty(p)) {
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node[p] = n._orig[p];
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}
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}
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} else {
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for (var d in n._def.defaults) {
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if (n._def.defaults.hasOwnProperty(d)) {
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node[d] = n[d];
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}
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}
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if(exportCreds && n.credentials) {
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var credentialSet = {};
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node.credentials = {};
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for (var cred in n._def.credentials) {
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if (n._def.credentials.hasOwnProperty(cred)) {
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if (n._def.credentials[cred].type == 'password') {
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if (n.credentials["has_"+cred] != n.credentials._["has_"+cred] ||
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(n.credentials["has_"+cred] && n.credentials[cred])) {
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credentialSet[cred] = n.credentials[cred];
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}
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} else if (n.credentials[cred] != null && n.credentials[cred] != n.credentials._[cred]) {
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credentialSet[cred] = n.credentials[cred];
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}
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}
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}
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if (Object.keys(credentialSet).length > 0) {
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node.credentials = credentialSet;
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}
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}
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}
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if (n._def.category != "config") {
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node.x = n.x;
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node.y = n.y;
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node.z = n.z;
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node.wires = [];
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for(var i=0;i<n.outputs;i++) {
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node.wires.push([]);
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}
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var wires = links.filter(function(d){return d.source === n;});
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for (var j=0;j<wires.length;j++) {
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var w = wires[j];
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if (w.target.type != "subflow") {
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node.wires[w.sourcePort].push(w.target.id);
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}
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}
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}
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return node;
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}
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function convertSubflow(n) {
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var node = {};
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node.id = n.id;
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node.type = n.type;
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node.name = n.name;
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node.in = [];
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node.out = [];
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n.in.forEach(function(p) {
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var nIn = {x:p.x,y:p.y,wires:[]};
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var wires = links.filter(function(d) { return d.source === p });
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for (var i=0;i<wires.length;i++) {
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var w = wires[i];
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if (w.target.type != "subflow") {
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nIn.wires.push({id:w.target.id})
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}
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}
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node.in.push(nIn);
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});
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n.out.forEach(function(p,c) {
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var nOut = {x:p.x,y:p.y,wires:[]};
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var wires = links.filter(function(d) { return d.target === p });
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for (i=0;i<wires.length;i++) {
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if (wires[i].source.type != "subflow") {
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nOut.wires.push({id:wires[i].source.id,port:wires[i].sourcePort})
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} else {
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nOut.wires.push({id:n.id,port:0})
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}
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}
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node.out.push(nOut);
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});
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return node;
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}
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/**
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* Converts the current node selection to an exportable JSON Object
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**/
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function createExportableNodeSet(set) {
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var nns = [];
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var exportedConfigNodes = {};
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var exportedSubflows = {};
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for (var n=0;n<set.length;n++) {
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var node = set[n];
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if (node.type.substring(0,8) == "subflow:") {
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var subflowId = node.type.substring(8);
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if (!exportedSubflows[subflowId]) {
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exportedSubflows[subflowId] = true;
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var subflow = getSubflow(subflowId);
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var subflowSet = [subflow];
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RED.nodes.eachNode(function(n) {
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if (n.z == subflowId) {
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subflowSet.push(n);
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}
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});
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var exportableSubflow = createExportableNodeSet(subflowSet);
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nns = exportableSubflow.concat(nns);
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}
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}
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if (node.type != "subflow") {
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var convertedNode = RED.nodes.convertNode(node);
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for (var d in node._def.defaults) {
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if (node._def.defaults[d].type && node[d] in configNodes) {
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var confNode = configNodes[node[d]];
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var exportable = registry.getNodeType(node._def.defaults[d].type).exportable;
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if ((exportable == null || exportable)) {
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if (!(node[d] in exportedConfigNodes)) {
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exportedConfigNodes[node[d]] = true;
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nns.unshift(RED.nodes.convertNode(confNode));
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}
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} else {
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convertedNode[d] = "";
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}
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}
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}
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nns.push(convertedNode);
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} else {
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var convertedSubflow = convertSubflow(node);
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nns.push(convertedSubflow);
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}
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}
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return nns;
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}
|
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|
|
//TODO: rename this (createCompleteNodeSet)
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function createCompleteNodeSet() {
|
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var nns = [];
|
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var i;
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for (i in workspaces) {
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if (workspaces.hasOwnProperty(i)) {
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if (workspaces[i].type == "tab") {
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nns.push(workspaces[i]);
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}
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}
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}
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for (i in subflows) {
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if (subflows.hasOwnProperty(i)) {
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nns.push(convertSubflow(subflows[i]));
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}
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}
|
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for (i in configNodes) {
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if (configNodes.hasOwnProperty(i)) {
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nns.push(convertNode(configNodes[i], true));
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}
|
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}
|
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for (i=0;i<nodes.length;i++) {
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var node = nodes[i];
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nns.push(convertNode(node, true));
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}
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return nns;
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}
|
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|
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function importNodes(newNodesObj,createNewIds) {
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var i;
|
|
var n;
|
|
var newNodes;
|
|
if (typeof newNodesObj === "string") {
|
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if (newNodesObj === "") {
|
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return;
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}
|
|
try {
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newNodes = JSON.parse(newNodesObj);
|
|
} catch(err) {
|
|
var e = new Error("Invalid flow: "+err.message);
|
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e.code = "NODE_RED";
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throw e;
|
|
}
|
|
} else {
|
|
newNodes = newNodesObj;
|
|
}
|
|
|
|
if (!$.isArray(newNodes)) {
|
|
newNodes = [newNodes];
|
|
}
|
|
var unknownTypes = [];
|
|
for (i=0;i<newNodes.length;i++) {
|
|
n = newNodes[i];
|
|
// TODO: remove workspace in next release+1
|
|
if (n.type != "workspace" &&
|
|
n.type != "tab" &&
|
|
n.type != "subflow" &&
|
|
!registry.getNodeType(n.type) &&
|
|
n.type.substring(0,8) != "subflow:" &&
|
|
unknownTypes.indexOf(n.type)==-1) {
|
|
|
|
unknownTypes.push(n.type);
|
|
}
|
|
}
|
|
if (unknownTypes.length > 0) {
|
|
var typeList = "<ul><li>"+unknownTypes.join("</li><li>")+"</li></ul>";
|
|
var type = "type"+(unknownTypes.length > 1?"s":"");
|
|
RED.notify("<strong>Imported unrecognised "+type+":</strong>"+typeList,"error",false,10000);
|
|
//"DO NOT DEPLOY while in this state.<br/>Either, add missing types to Node-RED, restart and then reload page,<br/>or delete unknown "+n.name+", rewire as required, and then deploy.","error");
|
|
}
|
|
|
|
var activeWorkspace = RED.workspaces.active();
|
|
var activeSubflow = getSubflow(activeWorkspace);
|
|
if (activeSubflow) {
|
|
for (i=0;i<newNodes.length;i++) {
|
|
var m = /^subflow:(.+)$/.exec(newNodes[i].type);
|
|
if (m) {
|
|
var subflowId = m[1];
|
|
var err;
|
|
if (subflowId === activeSubflow.id) {
|
|
err = new Error("Cannot add subflow to itself");
|
|
}
|
|
if (subflowContains(m[1],activeSubflow.id)) {
|
|
err = new Error("Cannot add subflow - circular reference detected");
|
|
}
|
|
if (err) {
|
|
// TODO: standardise error codes
|
|
err.code = "NODE_RED";
|
|
throw err;
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
var new_workspaces = [];
|
|
var workspace_map = {};
|
|
var new_subflows = [];
|
|
var subflow_map = {};
|
|
var nid;
|
|
var def;
|
|
for (i=0;i<newNodes.length;i++) {
|
|
n = newNodes[i];
|
|
// TODO: remove workspace in next release+1
|
|
if (n.type === "workspace" || n.type === "tab") {
|
|
if (n.type === "workspace") {
|
|
n.type = "tab";
|
|
}
|
|
if (defaultWorkspace == null) {
|
|
defaultWorkspace = n;
|
|
}
|
|
if (createNewIds) {
|
|
nid = getID();
|
|
workspace_map[n.id] = nid;
|
|
n.id = nid;
|
|
}
|
|
addWorkspace(n);
|
|
RED.workspaces.add(n);
|
|
new_workspaces.push(n);
|
|
} else if (n.type === "subflow") {
|
|
subflow_map[n.id] = n;
|
|
if (createNewIds) {
|
|
nid = getID();
|
|
n.id = nid;
|
|
}
|
|
// TODO: handle createNewIds - map old to new subflow ids
|
|
n.in.forEach(function(input,i) {
|
|
input.type = "subflow";
|
|
input.direction = "in";
|
|
input.z = n.id;
|
|
input.i = i;
|
|
input.id = getID();
|
|
});
|
|
n.out.forEach(function(output,i) {
|
|
output.type = "subflow";
|
|
output.direction = "out";
|
|
output.z = n.id;
|
|
output.i = i;
|
|
output.id = getID();
|
|
});
|
|
new_subflows.push(n);
|
|
addSubflow(n,createNewIds);
|
|
} else {
|
|
def = registry.getNodeType(n.type);
|
|
if (def && def.category == "config") {
|
|
if (!RED.nodes.node(n.id)) {
|
|
var configNode = {id:n.id,type:n.type,users:[]};
|
|
for (var d in def.defaults) {
|
|
if (def.defaults.hasOwnProperty(d)) {
|
|
configNode[d] = n[d];
|
|
}
|
|
}
|
|
configNode.label = def.label;
|
|
configNode._def = def;
|
|
RED.nodes.add(configNode);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (defaultWorkspace == null) {
|
|
defaultWorkspace = { type:"tab", id:getID(), label:"Sheet 1" };
|
|
addWorkspace(defaultWorkspace);
|
|
RED.workspaces.add(defaultWorkspace);
|
|
new_workspaces.push(defaultWorkspace);
|
|
activeWorkspace = RED.workspaces.active();
|
|
}
|
|
|
|
var node_map = {};
|
|
var new_nodes = [];
|
|
var new_links = [];
|
|
|
|
for (i=0;i<newNodes.length;i++) {
|
|
n = newNodes[i];
|
|
// TODO: remove workspace in next release+1
|
|
if (n.type !== "workspace" && n.type !== "tab" && n.type !== "subflow") {
|
|
def = registry.getNodeType(n.type);
|
|
if (!def || def.category != "config") {
|
|
var node = {x:n.x,y:n.y,z:n.z,type:0,wires:n.wires,changed:false};
|
|
if (createNewIds) {
|
|
if (subflow_map[node.z]) {
|
|
node.z = subflow_map[node.z].id;
|
|
} else {
|
|
node.z = workspace_map[node.z];
|
|
if (!workspaces[node.z]) {
|
|
node.z = activeWorkspace;
|
|
}
|
|
}
|
|
node.id = getID();
|
|
} else {
|
|
node.id = n.id;
|
|
if (node.z == null || (!workspaces[node.z] && !subflow_map[node.z])) {
|
|
node.z = activeWorkspace;
|
|
}
|
|
}
|
|
node.type = n.type;
|
|
node._def = def;
|
|
if (n.type.substring(0,7) === "subflow") {
|
|
var parentId = n.type.split(":")[1];
|
|
var subflow = subflow_map[parentId]||getSubflow(parentId);
|
|
if (createNewIds) {
|
|
parentId = subflow.id;
|
|
node.type = "subflow:"+parentId;
|
|
node._def = registry.getNodeType(node.type);
|
|
delete node.i;
|
|
}
|
|
node.name = n.name;
|
|
node.outputs = subflow.out.length;
|
|
node.inputs = subflow.in.length;
|
|
} else {
|
|
if (!node._def) {
|
|
if (node.x && node.y) {
|
|
node._def = {
|
|
color:"#fee",
|
|
defaults: {},
|
|
label: "unknown: "+n.type,
|
|
labelStyle: "node_label_italic",
|
|
outputs: n.outputs||n.wires.length
|
|
}
|
|
} else {
|
|
node._def = {
|
|
category:"config"
|
|
};
|
|
node.users = [];
|
|
}
|
|
var orig = {};
|
|
for (var p in n) {
|
|
if (n.hasOwnProperty(p) && p!="x" && p!="y" && p!="z" && p!="id" && p!="wires") {
|
|
orig[p] = n[p];
|
|
}
|
|
}
|
|
node._orig = orig;
|
|
node.name = n.type;
|
|
node.type = "unknown";
|
|
}
|
|
if (node._def.category != "config") {
|
|
node.inputs = n.inputs||node._def.inputs;
|
|
node.outputs = n.outputs||node._def.outputs;
|
|
for (var d2 in node._def.defaults) {
|
|
if (node._def.defaults.hasOwnProperty(d2)) {
|
|
node[d2] = n[d2];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
addNode(node);
|
|
RED.editor.validateNode(node);
|
|
node_map[n.id] = node;
|
|
if (node._def.category != "config") {
|
|
new_nodes.push(node);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
for (i=0;i<new_nodes.length;i++) {
|
|
n = new_nodes[i];
|
|
for (var w1=0;w1<n.wires.length;w1++) {
|
|
var wires = (n.wires[w1] instanceof Array)?n.wires[w1]:[n.wires[w1]];
|
|
for (var w2=0;w2<wires.length;w2++) {
|
|
if (wires[w2] in node_map) {
|
|
var link = {source:n,sourcePort:w1,target:node_map[wires[w2]]};
|
|
addLink(link);
|
|
new_links.push(link);
|
|
}
|
|
}
|
|
}
|
|
delete n.wires;
|
|
}
|
|
for (i=0;i<new_subflows.length;i++) {
|
|
n = new_subflows[i];
|
|
n.in.forEach(function(input) {
|
|
input.wires.forEach(function(wire) {
|
|
var link = {source:input, sourcePort:0, target:node_map[wire.id]};
|
|
addLink(link);
|
|
new_links.push(link);
|
|
});
|
|
delete input.wires;
|
|
});
|
|
n.out.forEach(function(output) {
|
|
output.wires.forEach(function(wire) {
|
|
var link;
|
|
if (subflow_map[wire.id] && subflow_map[wire.id].id == n.id) {
|
|
link = {source:n.in[wire.port], sourcePort:wire.port,target:output};
|
|
} else {
|
|
link = {source:node_map[wire.id]||subflow_map[wire.id], sourcePort:wire.port,target:output};
|
|
}
|
|
addLink(link);
|
|
new_links.push(link);
|
|
});
|
|
delete output.wires;
|
|
});
|
|
}
|
|
|
|
return [new_nodes,new_links,new_workspaces,new_subflows];
|
|
}
|
|
|
|
// TODO: supports filter.z|type
|
|
function filterNodes(filter) {
|
|
var result = [];
|
|
|
|
for (var n=0;n<nodes.length;n++) {
|
|
var node = nodes[n];
|
|
if (filter.z && node.z !== filter.z) {
|
|
continue;
|
|
}
|
|
if (filter.type && node.type !== filter.type) {
|
|
continue;
|
|
}
|
|
result.push(node);
|
|
}
|
|
return result;
|
|
}
|
|
function filterLinks(filter) {
|
|
var result = [];
|
|
|
|
for (var n=0;n<links.length;n++) {
|
|
var link = links[n];
|
|
if (filter.source) {
|
|
if (filter.source.id && link.source.id !== filter.source.id) {
|
|
continue;
|
|
}
|
|
if (filter.source.z && link.source.z !== filter.source.z) {
|
|
continue;
|
|
}
|
|
}
|
|
if (filter.target) {
|
|
if (filter.target.id && link.target.id !== filter.target.id) {
|
|
continue;
|
|
}
|
|
if (filter.target.z && link.target.z !== filter.target.z) {
|
|
continue;
|
|
}
|
|
}
|
|
if (filter.sourcePort && link.sourcePort !== filter.sourcePort) {
|
|
continue;
|
|
}
|
|
result.push(link);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// TODO: DRY
|
|
var eventHandler = (function() {
|
|
var handlers = {};
|
|
|
|
return {
|
|
on: function(evt,func) {
|
|
handlers[evt] = handlers[evt]||[];
|
|
handlers[evt].push(func);
|
|
},
|
|
emit: function(evt,arg) {
|
|
if (handlers[evt]) {
|
|
for (var i=0;i<handlers[evt].length;i++) {
|
|
handlers[evt][i](arg);
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
})();
|
|
|
|
return {
|
|
on: eventHandler.on,
|
|
|
|
registry:registry,
|
|
setNodeList: registry.setNodeList,
|
|
|
|
getNodeSet: registry.getNodeSet,
|
|
addNodeSet: registry.addNodeSet,
|
|
removeNodeSet: registry.removeNodeSet,
|
|
enableNodeSet: registry.enableNodeSet,
|
|
disableNodeSet: registry.disableNodeSet,
|
|
|
|
registerType: registry.registerNodeType,
|
|
getType: registry.getNodeType,
|
|
convertNode: convertNode,
|
|
|
|
add: addNode,
|
|
remove: removeNode,
|
|
|
|
addLink: addLink,
|
|
removeLink: removeLink,
|
|
|
|
addWorkspace: addWorkspace,
|
|
removeWorkspace: removeWorkspace,
|
|
workspace: getWorkspace,
|
|
|
|
addSubflow: addSubflow,
|
|
removeSubflow: removeSubflow,
|
|
subflow: getSubflow,
|
|
subflowContains: subflowContains,
|
|
|
|
eachNode: function(cb) {
|
|
for (var n=0;n<nodes.length;n++) {
|
|
cb(nodes[n]);
|
|
}
|
|
},
|
|
eachLink: function(cb) {
|
|
for (var l=0;l<links.length;l++) {
|
|
cb(links[l]);
|
|
}
|
|
},
|
|
eachConfig: function(cb) {
|
|
for (var id in configNodes) {
|
|
if (configNodes.hasOwnProperty(id)) {
|
|
cb(configNodes[id]);
|
|
}
|
|
}
|
|
},
|
|
eachSubflow: function(cb) {
|
|
for (var id in subflows) {
|
|
if (subflows.hasOwnProperty(id)) {
|
|
cb(subflows[id]);
|
|
}
|
|
}
|
|
},
|
|
|
|
node: getNode,
|
|
|
|
filterNodes: filterNodes,
|
|
filterLinks: filterLinks,
|
|
|
|
import: importNodes,
|
|
|
|
getAllFlowNodes: getAllFlowNodes,
|
|
createExportableNodeSet: createExportableNodeSet,
|
|
createCompleteNodeSet: createCompleteNodeSet,
|
|
id: getID,
|
|
dirty: function(d) {
|
|
if (d == null) {
|
|
return dirty;
|
|
} else {
|
|
setDirty(d);
|
|
}
|
|
}
|
|
};
|
|
})();
|