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mirror of https://github.com/node-red/node-red.git synced 2023-10-10 13:36:53 +02:00
node-red/editor/js/nodes.js
Nick O'Leary ef10ade0cc Improve handling of imported config nodes
Avoid creating unnecessary duplicates of config nodes, whilst
honouring the scope of the any existing node.

Also, 'undo' now removes any added config node
2015-10-02 21:27:30 +01:00

1026 lines
37 KiB
JavaScript

/**
* Copyright 2013, 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.
**/
RED.nodes = (function() {
var node_defs = {};
var nodes = [];
var configNodes = {};
var links = [];
var defaultWorkspace;
var workspaces = {};
var subflows = {};
var dirty = false;
function setDirty(d) {
dirty = d;
RED.events.emit("nodes:change",{dirty:dirty});
}
var registry = (function() {
var nodeList = [];
var nodeSets = {};
var typeToId = {};
var nodeDefinitions = {};
var exports = {
getNodeList: function() {
return nodeList;
},
setNodeList: function(list) {
nodeList = [];
for(var i=0;i<list.length;i++) {
var ns = list[i];
exports.addNodeSet(ns);
}
},
addNodeSet: function(ns) {
ns.added = false;
nodeSets[ns.id] = ns;
for (var j=0;j<ns.types.length;j++) {
typeToId[ns.types[j]] = ns.id;
}
nodeList.push(ns);
},
removeNodeSet: function(id) {
var ns = nodeSets[id];
for (var j=0;j<ns.types.length;j++) {
if (ns.added) {
// TODO: too tightly coupled into palette UI
RED.palette.remove(ns.types[j]);
var def = nodeDefinitions[ns.types[j]];
if (def.onpaletteremove && typeof def.onpaletteremove === "function") {
def.onpaletteremove.call(def);
}
}
delete typeToId[ns.types[j]];
}
delete nodeSets[id];
for (var i=0;i<nodeList.length;i++) {
if (nodeList[i].id == id) {
nodeList.splice(i,1);
break;
}
}
return ns;
},
getNodeSet: function(id) {
return nodeSets[id];
},
enableNodeSet: function(id) {
var ns = nodeSets[id];
ns.enabled = true;
for (var j=0;j<ns.types.length;j++) {
// TODO: too tightly coupled into palette UI
RED.palette.show(ns.types[j]);
var def = nodeDefinitions[ns.types[j]];
if (def.onpaletteadd && typeof def.onpaletteadd === "function") {
def.onpaletteadd.call(def);
}
}
},
disableNodeSet: function(id) {
var ns = nodeSets[id];
ns.enabled = false;
for (var j=0;j<ns.types.length;j++) {
// TODO: too tightly coupled into palette UI
RED.palette.hide(ns.types[j]);
var def = nodeDefinitions[ns.types[j]];
if (def.onpaletteremove && typeof def.onpaletteremove === "function") {
def.onpaletteremove.call(def);
}
}
},
registerNodeType: function(nt,def) {
nodeDefinitions[nt] = def;
if (def.category != "subflows") {
def.set = nodeSets[typeToId[nt]];
nodeSets[typeToId[nt]].added = true;
var ns;
if (def.set.module === "node-red") {
ns = "node-red";
} else {
ns = def.set.id;
}
def["_"] = function() {
var args = Array.prototype.slice.call(arguments, 0);
if (args[0].indexOf(":") === -1) {
args[0] = ns+":"+args[0];
}
return RED._.apply(null,args);
}
// TODO: too tightly coupled into palette UI
}
RED.palette.add(nt,def);
if (def.onpaletteadd && typeof def.onpaletteadd === "function") {
def.onpaletteadd.call(def);
}
},
removeNodeType: function(nt) {
if (nt.substring(0,8) != "subflow:") {
// NON-NLS - internal debug message
throw new Error("this api is subflow only. called with:",nt);
}
delete nodeDefinitions[nt];
RED.palette.remove(nt);
},
getNodeType: function(nt) {
return nodeDefinitions[nt];
}
};
return exports;
})();
function getID() {
return (1+Math.random()*4294967295).toString(16);
}
function addNode(n) {
if (n.type.indexOf("subflow") !== 0) {
n["_"] = n._def._;
}
if (n._def.category == "config") {
configNodes[n.id] = n;
} else {
n.dirty = true;
var updatedConfigNode = false;
for (var d in n._def.defaults) {
if (n._def.defaults.hasOwnProperty(d)) {
var property = n._def.defaults[d];
if (property.type) {
var type = registry.getNodeType(property.type);
if (type && type.category == "config") {
var configNode = configNodes[n[d]];
if (configNode) {
updatedConfigNode = true;
configNode.users.push(n);
}
}
}
}
}
if (updatedConfigNode) {
// TODO: refresh config tab?
}
if (n._def.category == "subflows" && typeof n.i === "undefined") {
var nextId = 0;
RED.nodes.eachNode(function(node) {
nextId = Math.max(nextId,node.i||0);
});
n.i = nextId+1;
}
nodes.push(n);
}
if (n._def.onadd) {
n._def.onadd.call(n);
}
}
function addLink(l) {
links.push(l);
}
function getNode(id) {
if (id in configNodes) {
return configNodes[id];
} else {
for (var n in nodes) {
if (nodes[n].id == id) {
return nodes[n];
}
}
}
return null;
}
function removeNode(id) {
var removedLinks = [];
var removedNodes = [];
var node;
if (id in configNodes) {
node = configNodes[id];
delete configNodes[id];
RED.workspaces.refresh();
} else {
node = getNode(id);
if (node) {
nodes.splice(nodes.indexOf(node),1);
removedLinks = links.filter(function(l) { return (l.source === node) || (l.target === node); });
removedLinks.forEach(function(l) {links.splice(links.indexOf(l), 1); });
var updatedConfigNode = false;
for (var d in node._def.defaults) {
if (node._def.defaults.hasOwnProperty(d)) {
var property = node._def.defaults[d];
if (property.type) {
var type = registry.getNodeType(property.type);
if (type && type.category == "config") {
var configNode = configNodes[node[d]];
if (configNode) {
updatedConfigNode = true;
if (configNode._def.exclusive) {
removeNode(node[d]);
removedNodes.push(configNode);
} else {
var users = configNode.users;
users.splice(users.indexOf(node),1);
}
}
}
}
}
}
if (updatedConfigNode) {
RED.workspaces.refresh();
}
}
}
if (node && node._def.onremove) {
node._def.onremove.call(n);
}
return {links:removedLinks,nodes:removedNodes};
}
function removeLink(l) {
var index = links.indexOf(l);
if (index != -1) {
links.splice(index,1);
}
}
function addWorkspace(ws) {
workspaces[ws.id] = ws;
}
function getWorkspace(id) {
return workspaces[id];
}
function removeWorkspace(id) {
delete workspaces[id];
var removedNodes = [];
var removedLinks = [];
var n;
var node;
for (n=0;n<nodes.length;n++) {
node = nodes[n];
if (node.z == id) {
removedNodes.push(node);
}
}
for(n in configNodes) {
if (configNodes.hasOwnProperty(n)) {
node = configNodes[n];
if (node.z == id) {
removedNodes.push(node);
}
}
}
for (n=0;n<removedNodes.length;n++) {
var result = removeNode(removedNodes[n].id);
removedLinks = removedLinks.concat(result.links);
}
return {nodes:removedNodes,links:removedLinks};
}
function addSubflow(sf, createNewIds) {
if (createNewIds) {
var subflowNames = Object.keys(subflows).map(function(sfid) {
return subflows[sfid].name;
});
subflowNames.sort();
var copyNumber = 1;
var subflowName = sf.name;
subflowNames.forEach(function(name) {
if (subflowName == name) {
copyNumber++;
subflowName = sf.name+" ("+copyNumber+")";
}
});
sf.name = subflowName;
}
subflows[sf.id] = sf;
RED.nodes.registerType("subflow:"+sf.id, {
defaults:{name:{value:""}},
icon:"subflow.png",
category: "subflows",
inputs: sf.in.length,
outputs: sf.out.length,
color: "#da9",
label: function() { return this.name||RED.nodes.subflow(sf.id).name },
labelStyle: function() { return this.name?"node_label_italic":""; },
paletteLabel: function() { return RED.nodes.subflow(sf.id).name },
set:{
module: "node-red"
}
});
}
function getSubflow(id) {
return subflows[id];
}
function removeSubflow(sf) {
delete subflows[sf.id];
registry.removeNodeType("subflow:"+sf.id);
}
function subflowContains(sfid,nodeid) {
for (var i=0;i<nodes.length;i++) {
var node = nodes[i];
if (node.z === sfid) {
var m = /^subflow:(.+)$/.exec(node.type);
if (m) {
if (m[1] === nodeid) {
return true;
} else {
var result = subflowContains(m[1],nodeid);
if (result) {
return true;
}
}
}
}
}
return false;
}
function getAllFlowNodes(node) {
var visited = {};
visited[node.id] = true;
var nns = [node];
var stack = [node];
while(stack.length !== 0) {
var n = stack.shift();
var childLinks = links.filter(function(d) { return (d.source === n) || (d.target === n);});
for (var i=0;i<childLinks.length;i++) {
var child = (childLinks[i].source === n)?childLinks[i].target:childLinks[i].source;
var id = child.id;
if (!id) {
id = child.direction+":"+child.i;
}
if (!visited[id]) {
visited[id] = true;
nns.push(child);
stack.push(child);
}
}
}
return nns;
}
/**
* Converts a node to an exportable JSON Object
**/
function convertNode(n, exportCreds) {
exportCreds = exportCreds || false;
var node = {};
node.id = n.id;
node.type = n.type;
node.z = n.z;
if (node.type == "unknown") {
for (var p in n._orig) {
if (n._orig.hasOwnProperty(p)) {
node[p] = n._orig[p];
}
}
} else {
for (var d in n._def.defaults) {
if (n._def.defaults.hasOwnProperty(d)) {
node[d] = n[d];
}
}
if(exportCreds && n.credentials) {
var credentialSet = {};
node.credentials = {};
for (var cred in n._def.credentials) {
if (n._def.credentials.hasOwnProperty(cred)) {
if (n._def.credentials[cred].type == 'password') {
if (n.credentials["has_"+cred] != n.credentials._["has_"+cred] ||
(n.credentials["has_"+cred] && n.credentials[cred])) {
credentialSet[cred] = n.credentials[cred];
}
} else if (n.credentials[cred] != null && n.credentials[cred] != n.credentials._[cred]) {
credentialSet[cred] = n.credentials[cred];
}
}
}
if (Object.keys(credentialSet).length > 0) {
node.credentials = credentialSet;
}
}
}
if (n._def.category != "config") {
node.x = n.x;
node.y = n.y;
node.wires = [];
for(var i=0;i<n.outputs;i++) {
node.wires.push([]);
}
var wires = links.filter(function(d){return d.source === n;});
for (var j=0;j<wires.length;j++) {
var w = wires[j];
if (w.target.type != "subflow") {
node.wires[w.sourcePort].push(w.target.id);
}
}
}
return node;
}
function convertSubflow(n) {
var node = {};
node.id = n.id;
node.type = n.type;
node.name = n.name;
node.in = [];
node.out = [];
n.in.forEach(function(p) {
var nIn = {x:p.x,y:p.y,wires:[]};
var wires = links.filter(function(d) { return d.source === p });
for (var i=0;i<wires.length;i++) {
var w = wires[i];
if (w.target.type != "subflow") {
nIn.wires.push({id:w.target.id})
}
}
node.in.push(nIn);
});
n.out.forEach(function(p,c) {
var nOut = {x:p.x,y:p.y,wires:[]};
var wires = links.filter(function(d) { return d.target === p });
for (i=0;i<wires.length;i++) {
if (wires[i].source.type != "subflow") {
nOut.wires.push({id:wires[i].source.id,port:wires[i].sourcePort})
} else {
nOut.wires.push({id:n.id,port:0})
}
}
node.out.push(nOut);
});
return node;
}
/**
* Converts the current node selection to an exportable JSON Object
**/
function createExportableNodeSet(set) {
var nns = [];
var exportedConfigNodes = {};
var exportedSubflows = {};
for (var n=0;n<set.length;n++) {
var node = set[n];
if (node.type.substring(0,8) == "subflow:") {
var subflowId = node.type.substring(8);
if (!exportedSubflows[subflowId]) {
exportedSubflows[subflowId] = true;
var subflow = getSubflow(subflowId);
var subflowSet = [subflow];
RED.nodes.eachNode(function(n) {
if (n.z == subflowId) {
subflowSet.push(n);
}
});
var exportableSubflow = createExportableNodeSet(subflowSet);
nns = exportableSubflow.concat(nns);
}
}
if (node.type != "subflow") {
var convertedNode = RED.nodes.convertNode(node);
for (var d in node._def.defaults) {
if (node._def.defaults[d].type && node[d] in configNodes) {
var confNode = configNodes[node[d]];
var exportable = registry.getNodeType(node._def.defaults[d].type).exportable;
if ((exportable == null || exportable)) {
if (!(node[d] in exportedConfigNodes)) {
exportedConfigNodes[node[d]] = true;
nns.unshift(RED.nodes.convertNode(confNode));
}
} else {
convertedNode[d] = "";
}
}
}
nns.push(convertedNode);
} else {
var convertedSubflow = convertSubflow(node);
nns.push(convertedSubflow);
}
}
return nns;
}
//TODO: rename this (createCompleteNodeSet)
function createCompleteNodeSet() {
var nns = [];
var i;
for (i in workspaces) {
if (workspaces.hasOwnProperty(i)) {
if (workspaces[i].type == "tab") {
nns.push(workspaces[i]);
}
}
}
for (i in subflows) {
if (subflows.hasOwnProperty(i)) {
nns.push(convertSubflow(subflows[i]));
}
}
for (i in configNodes) {
if (configNodes.hasOwnProperty(i)) {
nns.push(convertNode(configNodes[i], true));
}
}
for (i=0;i<nodes.length;i++) {
var node = nodes[i];
nns.push(convertNode(node, true));
}
return nns;
}
function compareNodes(nodeA,nodeB,idMustMatch) {
if (idMustMatch && nodeA.id != nodeB.id) {
return false;
}
if (nodeA.type != nodeB.type) {
return false;
}
var def = nodeA._def;
for (var d in def.defaults) {
if (def.defaults.hasOwnProperty(d)) {
var vA = nodeA[d];
var vB = nodeB[d];
if (typeof vA !== typeof vB) {
return false;
}
if (vA === null || typeof vA === "string" || typeof vA === "number") {
if (vA !== vB) {
return false;
}
} else {
if (JSON.stringify(vA) !== JSON.stringify(vB)) {
return false;
}
}
}
}
return true;
}
function importNodes(newNodesObj,createNewIds) {
var i;
var n;
var newNodes;
if (typeof newNodesObj === "string") {
if (newNodesObj === "") {
return;
}
try {
newNodes = JSON.parse(newNodesObj);
} catch(err) {
var e = new Error(RED._("clipboard.invalidFlow",{message:err.message}));
e.code = "NODE_RED";
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>"+RED._("clipboard.importUnrecognised",{count:unknownTypes.length})+"</strong>"+typeList,"error",false,10000);
}
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(RED._("notification.errors.cannotAddSubflowToItself"));
}
if (subflowContains(m[1],activeSubflow.id)) {
err = new Error(RED._("notification.errors.cannotAddCircularReference"));
}
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 node_map = {};
var new_nodes = [];
var new_links = [];
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);
}
}
if (defaultWorkspace == null) {
defaultWorkspace = { type:"tab", id:getID(), label:RED._('workspace.defaultName',{number:1})};
addWorkspace(defaultWorkspace);
RED.workspaces.add(defaultWorkspace);
new_workspaces.push(defaultWorkspace);
activeWorkspace = RED.workspaces.active();
}
for (i=0;i<newNodes.length;i++) {
n = newNodes[i];
def = registry.getNodeType(n.type);
if (def && def.category == "config") {
var existingConfigNode = null;
if (createNewIds) {
if (n.z) {
if (subflow_map[n.z]) {
n.z = subflow_map[n.z].id;
} else {
n.z = workspace_map[n.z];
if (!workspaces[n.z]) {
n.z = activeWorkspace;
}
}
}
existingConfigNode = RED.nodes.node(n.id);
if (existingConfigNode) {
if (n.z && existingConfigNode.z !== n.z) {
existingConfigNode = null;
// Check the config nodes on n.z
for (var cn in configNodes) {
if (configNodes.hasOwnProperty(cn)) {
if (configNodes[cn].z === n.z && compareNodes(configNodes[cn],n,false)) {
existingConfigNode = configNodes[cn];
node_map[n.id] = configNodes[cn];
break;
}
}
}
}
}
}
if (!existingConfigNode) { //} || !compareNodes(existingConfigNode,n,true) || existingConfigNode._def.exclusive || existingConfigNode.z !== n.z) {
var configNode = {id:n.id, z:n.z, 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;
if (createNewIds) {
configNode.id = getID();
}
node_map[n.id] = configNode;
new_nodes.push(configNode);
RED.nodes.add(configNode);
}
}
}
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,
set: registry.getNodeSet("node-red/unknown")
}
} else {
node._def = {
category:"config",
set: registry.getNodeSet("node-red/unknown")
};
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)) {
if (node._def.defaults[d2].type) {
if (node_map[n[d2]]) {
node[d2] = node_map[n[d2]].id;
} else {
node[d2] = n[d2];
}
} else {
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];
if (n.wires) {
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;
});
}
RED.workspaces.refresh();
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.hasOwnProperty("z") && node.z !== filter.z) {
continue;
}
if (filter.hasOwnProperty("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.hasOwnProperty("id") && link.source.id !== filter.source.id) {
continue;
}
if (filter.source.hasOwnProperty("z") && link.source.z !== filter.source.z) {
continue;
}
}
if (filter.target) {
if (filter.target.hasOwnProperty("id") && link.target.id !== filter.target.id) {
continue;
}
if (filter.target.hasOwnProperty("z") && link.target.z !== filter.target.z) {
continue;
}
}
if (filter.hasOwnProperty("sourcePort") && link.sourcePort !== filter.sourcePort) {
continue;
}
result.push(link);
}
return result;
}
return {
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]);
}
}
},
eachWorkspace: function(cb) {
for (var id in workspaces) {
if (workspaces.hasOwnProperty(id)) {
cb(workspaces[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);
}
}
};
})();