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| Viewing file: Select action/file-type: /**
* 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.
**/
RED.nodes = (function() {
var node_defs = {};
var linkTabMap = {};
var configNodes = {};
var links = [];
var nodeLinks = {};
var defaultWorkspace;
var workspaces = {};
var workspacesOrder =[];
var subflows = {};
var loadedFlowVersion = null;
var groups = {};
var groupsByZ = {};
var initialLoad;
var dirty = false;
function setDirty(d) {
dirty = d;
RED.events.emit("workspace:dirty",{dirty:dirty});
}
// The registry holds information about all node types.
var registry = (function() {
var moduleList = {};
var nodeList = [];
var nodeSets = {};
var typeToId = {};
var nodeDefinitions = {};
var iconSets = {};
nodeDefinitions['tab'] = {
defaults: {
label: {value:""},
disabled: {value: false},
info: {value: ""},
env: {value: []}
}
};
var exports = {
setModulePendingUpdated: function(module,version) {
moduleList[module].pending_version = version;
RED.events.emit("registry:module-updated",{module:module,version:version});
},
getModule: function(module) {
return moduleList[module];
},
getNodeSetForType: function(nodeType) {
return exports.getNodeSet(typeToId[nodeType]);
},
getModuleList: function() {
return moduleList;
},
getNodeList: function() {
return nodeList;
},
getNodeTypes: function() {
return Object.keys(nodeDefinitions);
},
setNodeList: function(list) {
nodeList = [];
for(var i=0;i<list.length;i++) {
var ns = list[i];
exports.addNodeSet(ns);
}
},
addNodeSet: function(ns) {
if (!ns.types) {
// A node has been loaded without any types. Ignore it.
return;
}
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);
moduleList[ns.module] = moduleList[ns.module] || {
name:ns.module,
version:ns.version,
local:ns.local,
sets:{}
};
if (ns.pending_version) {
moduleList[ns.module].pending_version = ns.pending_version;
}
moduleList[ns.module].sets[ns.name] = ns;
RED.events.emit("registry:node-set-added",ns);
},
removeNodeSet: function(id) {
var ns = nodeSets[id];
for (var j=0;j<ns.types.length;j++) {
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;
}
}
delete moduleList[ns.module].sets[ns.name];
if (Object.keys(moduleList[ns.module].sets).length === 0) {
delete moduleList[ns.module];
}
RED.events.emit("registry:node-set-removed",ns);
return ns;
},
getNodeSet: function(id) {
return nodeSets[id];
},
enableNodeSet: function(id) {
var ns = nodeSets[id];
ns.enabled = true;
RED.events.emit("registry:node-set-enabled",ns);
},
disableNodeSet: function(id) {
var ns = nodeSets[id];
ns.enabled = false;
RED.events.emit("registry:node-set-disabled",ns);
},
registerNodeType: function(nt,def) {
if (nt.substring(0,8) != "subflow:") {
if (!nodeSets[typeToId[nt]]) {
var error = "";
var fullType = nt;
if (RED._loadingModule) {
fullType = "["+RED._loadingModule+"] "+nt;
if (nodeSets[RED._loadingModule]) {
error = nodeSets[RED._loadingModule].err || "";
} else {
error = "Unknown error";
}
}
RED.notify(RED._("palette.event.unknownNodeRegistered",{type:fullType, error:error}), "error");
return;
}
def.set = nodeSets[typeToId[nt]];
nodeSets[typeToId[nt]].added = true;
nodeSets[typeToId[nt]].enabled = 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);
var original = args[0];
if (args[0].indexOf(":") === -1) {
args[0] = ns+":"+args[0];
}
var result = RED._.apply(null,args);
if (result === args[0]) {
result = original;
}
return result;
}
// TODO: too tightly coupled into palette UI
}
def.type = nt;
nodeDefinitions[nt] = def;
if (def.defaults) {
for (var d in def.defaults) {
if (def.defaults.hasOwnProperty(d)) {
if (def.defaults[d].type) {
try {
def.defaults[d]._type = parseNodePropertyTypeString(def.defaults[d].type)
} catch(err) {
console.warn(err);
}
}
}
}
}
RED.events.emit("registry:node-type-added",nt);
},
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.events.emit("registry:node-type-removed",nt);
},
getNodeType: function(nt) {
return nodeDefinitions[nt];
},
setIconSets: function(sets) {
iconSets = sets;
iconSets["font-awesome"] = RED.nodes.fontAwesome.getIconList();
},
getIconSets: function() {
return iconSets;
}
};
return exports;
})();
// allNodes holds information about the Flow nodes.
var allNodes = (function() {
var nodes = {};
var tabMap = {};
var api = {
addTab: function(id) {
tabMap[id] = [];
},
hasTab: function(z) {
return tabMap.hasOwnProperty(z)
},
removeTab: function(id) {
delete tabMap[id];
},
addNode: function(n) {
nodes[n.id] = n;
if (tabMap.hasOwnProperty(n.z)) {
tabMap[n.z].push(n);
} else {
console.warn("Node added to unknown tab/subflow:",n);
tabMap["_"] = tabMap["_"] || [];
tabMap["_"].push(n);
}
},
removeNode: function(n) {
delete nodes[n.id]
if (tabMap.hasOwnProperty(n.z)) {
var i = tabMap[n.z].indexOf(n);
if (i > -1) {
tabMap[n.z].splice(i,1);
}
}
},
hasNode: function(id) {
return nodes.hasOwnProperty(id);
},
getNode: function(id) {
return nodes[id]
},
moveNode: function(n, newZ) {
api.removeNode(n);
n.z = newZ;
api.addNode(n)
},
moveNodesForwards: function(nodes) {
var result = [];
if (!Array.isArray(nodes)) {
nodes = [nodes]
}
// Can only do this for nodes on the same tab.
// Use nodes[0] to get the z
var tabNodes = tabMap[nodes[0].z];
var toMove = new Set(nodes.filter(function(n) { return n.type !== "group" && n.type !== "subflow" }));
var moved = new Set();
for (var i = tabNodes.length-1; i >= 0; i--) {
if (toMove.size === 0) {
break;
}
var n = tabNodes[i];
if (toMove.has(n)) {
// This is a node to move.
if (i < tabNodes.length-1 && !moved.has(tabNodes[i+1])) {
// Remove from current position
tabNodes.splice(i,1);
// Add it back one position higher
tabNodes.splice(i+1,0,n);
n._reordered = true;
result.push(n);
}
toMove.delete(n);
moved.add(n);
}
}
if (result.length > 0) {
RED.events.emit('nodes:reorder',{
z: nodes[0].z,
nodes: result
});
}
return result;
},
moveNodesBackwards: function(nodes) {
var result = [];
if (!Array.isArray(nodes)) {
nodes = [nodes]
}
// Can only do this for nodes on the same tab.
// Use nodes[0] to get the z
var tabNodes = tabMap[nodes[0].z];
var toMove = new Set(nodes.filter(function(n) { return n.type !== "group" && n.type !== "subflow" }));
var moved = new Set();
for (var i = 0; i < tabNodes.length; i++) {
if (toMove.size === 0) {
break;
}
var n = tabNodes[i];
if (toMove.has(n)) {
// This is a node to move.
if (i > 0 && !moved.has(tabNodes[i-1])) {
// Remove from current position
tabNodes.splice(i,1);
// Add it back one position lower
tabNodes.splice(i-1,0,n);
n._reordered = true;
result.push(n);
}
toMove.delete(n);
moved.add(n);
}
}
if (result.length > 0) {
RED.events.emit('nodes:reorder',{
z: nodes[0].z,
nodes: result
});
}
return result;
},
moveNodesToFront: function(nodes) {
var result = [];
if (!Array.isArray(nodes)) {
nodes = [nodes]
}
// Can only do this for nodes on the same tab.
// Use nodes[0] to get the z
var tabNodes = tabMap[nodes[0].z];
var toMove = new Set(nodes.filter(function(n) { return n.type !== "group" && n.type !== "subflow" }));
var target = tabNodes.length-1;
for (var i = tabNodes.length-1; i >= 0; i--) {
if (toMove.size === 0) {
break;
}
var n = tabNodes[i];
if (toMove.has(n)) {
// This is a node to move.
if (i < target) {
// Remove from current position
tabNodes.splice(i,1);
tabNodes.splice(target,0,n);
n._reordered = true;
result.push(n);
}
target--;
toMove.delete(n);
}
}
if (result.length > 0) {
RED.events.emit('nodes:reorder',{
z: nodes[0].z,
nodes: result
});
}
return result;
},
moveNodesToBack: function(nodes) {
var result = [];
if (!Array.isArray(nodes)) {
nodes = [nodes]
}
// Can only do this for nodes on the same tab.
// Use nodes[0] to get the z
var tabNodes = tabMap[nodes[0].z];
var toMove = new Set(nodes.filter(function(n) { return n.type !== "group" && n.type !== "subflow" }));
var target = 0;
for (var i = 0; i < tabNodes.length; i++) {
if (toMove.size === 0) {
break;
}
var n = tabNodes[i];
if (toMove.has(n)) {
// This is a node to move.
if (i > target) {
// Remove from current position
tabNodes.splice(i,1);
// Add it back one position lower
tabNodes.splice(target,0,n);
n._reordered = true;
result.push(n);
}
target++;
toMove.delete(n);
}
}
if (result.length > 0) {
RED.events.emit('nodes:reorder',{
z: nodes[0].z,
nodes: result
});
}
return result;
},
getNodes: function(z) {
return tabMap[z];
},
clear: function() {
nodes = {};
tabMap = {};
},
eachNode: function(cb) {
var nodeList,i,j;
for (i in subflows) {
if (subflows.hasOwnProperty(i)) {
nodeList = tabMap[i];
for (j = 0; j < nodeList.length; j++) {
if (cb(nodeList[j]) === false) {
return;
}
}
}
}
for (i = 0; i < workspacesOrder.length; i++) {
nodeList = tabMap[workspacesOrder[i]];
for (j = 0; j < nodeList.length; j++) {
if (cb(nodeList[j]) === false) {
return;
}
}
}
// Flow nodes that do not have a valid tab/subflow
if (tabMap["_"]) {
nodeList = tabMap["_"];
for (j = 0; j < nodeList.length; j++) {
if (cb(nodeList[j]) === false) {
return;
}
}
}
},
filterNodes: function(filter) {
var result = [];
var searchSet = null;
var doZFilter = false;
if (filter.hasOwnProperty("z")) {
if (tabMap.hasOwnProperty(filter.z)) {
searchSet = tabMap[filter.z];
} else {
doZFilter = true;
}
}
var objectLookup = false;
if (searchSet === null) {
searchSet = Object.keys(nodes);
objectLookup = true;
}
for (var n=0;n<searchSet.length;n++) {
var node = searchSet[n];
if (objectLookup) {
node = nodes[node];
}
if (filter.hasOwnProperty("type") && node.type !== filter.type) {
continue;
}
if (doZFilter && node.z !== filter.z) {
continue;
}
result.push(node);
}
return result;
},
getNodeOrder: function(z) {
return tabMap[z].map(function(n) { return n.id })
},
setNodeOrder: function(z, order) {
var orderMap = {};
order.forEach(function(id,i) {
orderMap[id] = i;
})
tabMap[z].sort(function(A,B) {
A._reordered = true;
B._reordered = true;
return orderMap[A.id] - orderMap[B.id];
})
}
}
return api;
})()
function getID() {
var bytes = [];
for (var i=0;i<8;i++) {
bytes.push(Math.round(0xff*Math.random()).toString(16).padStart(2,'0'));
}
return bytes.join("");
}
function parseNodePropertyTypeString(typeString) {
typeString = typeString.trim();
var c;
var pos = 0;
var isArray = /\[\]$/.test(typeString);
if (isArray) {
typeString = typeString.substring(0,typeString.length-2);
}
var l = typeString.length;
var inBrackets = false;
var inToken = false;
var currentToken = "";
var types = [];
while (pos < l) {
c = typeString[pos];
if (inToken) {
if (c === "|") {
types.push(currentToken.trim())
currentToken = "";
inToken = false;
} else if (c === ")") {
types.push(currentToken.trim())
currentToken = "";
inBrackets = false;
inToken = false;
} else {
currentToken += c;
}
} else {
if (c === "(") {
if (inBrackets) {
throw new Error("Invalid character '"+c+"' at position "+pos)
}
inBrackets = true;
} else if (c !== " ") {
inToken = true;
currentToken = c;
}
}
pos++;
}
currentToken = currentToken.trim();
if (currentToken.length > 0) {
types.push(currentToken)
}
return {
types: types,
array: isArray
}
}
function addNode(n) {
if (n.type.indexOf("subflow") !== 0) {
n["_"] = n._def._;
} else {
var subflowId = n.type.substring(8);
var sf = RED.nodes.subflow(subflowId);
if (sf) {
sf.instances.push(sf);
}
n["_"] = RED._;
}
if (n._def.category == "config") {
configNodes[n.id] = n;
} else {
if (n.wires && (n.wires.length > n.outputs)) { n.outputs = n.wires.length; }
n.dirty = true;
updateConfigNodeUsers(n);
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;
}
allNodes.addNode(n);
if (!nodeLinks[n.id]) {
nodeLinks[n.id] = {in:[],out:[]};
}
}
RED.events.emit('nodes:add',n);
}
function addLink(l) {
links.push(l);
if (l.source) {
// Possible the node hasn't been added yet
if (!nodeLinks[l.source.id]) {
nodeLinks[l.source.id] = {in:[],out:[]};
}
nodeLinks[l.source.id].out.push(l);
}
if (l.target) {
if (!nodeLinks[l.target.id]) {
nodeLinks[l.target.id] = {in:[],out:[]};
}
nodeLinks[l.target.id].in.push(l);
}
if (l.source.z === l.target.z && linkTabMap[l.source.z]) {
linkTabMap[l.source.z].push(l);
}
RED.events.emit("links:add",l);
}
function getNode(id) {
if (id in configNodes) {
return configNodes[id];
}
return allNodes.getNode(id);
}
function removeNode(id) {
var removedLinks = [];
var removedNodes = [];
var node;
if (id in configNodes) {
node = configNodes[id];
delete configNodes[id];
RED.events.emit('nodes:remove',node);
RED.workspaces.refresh();
} else if (allNodes.hasNode(id)) {
node = allNodes.getNode(id);
allNodes.removeNode(node);
delete nodeLinks[id];
removedLinks = links.filter(function(l) { return (l.source === node) || (l.target === node); });
removedLinks.forEach(removeLink);
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);
RED.events.emit('nodes:change',configNode)
}
}
}
}
}
}
if (node.type.indexOf("subflow:") === 0) {
var subflowId = node.type.substring(8);
var sf = RED.nodes.subflow(subflowId);
if (sf) {
sf.instances.splice(sf.instances.indexOf(node),1);
}
}
if (updatedConfigNode) {
RED.workspaces.refresh();
}
try {
if (node._def.oneditdelete) {
node._def.oneditdelete.call(node);
}
} catch(err) {
console.log("oneditdelete",node.id,node.type,err.toString());
}
RED.events.emit('nodes:remove',node);
}
if (node && node._def.onremove) {
// Deprecated: never documented but used by some early nodes
console.log("Deprecated API warning: node type ",node.type," has an onremove function - should be oneditremove - please report");
node._def.onremove.call(n);
}
return {links:removedLinks,nodes:removedNodes};
}
function moveNodesForwards(nodes) {
return allNodes.moveNodesForwards(nodes);
}
function moveNodesBackwards(nodes) {
return allNodes.moveNodesBackwards(nodes);
}
function moveNodesToFront(nodes) {
return allNodes.moveNodesToFront(nodes);
}
function moveNodesToBack(nodes) {
return allNodes.moveNodesToBack(nodes);
}
function getNodeOrder(z) {
return allNodes.getNodeOrder(z);
}
function setNodeOrder(z, order) {
allNodes.setNodeOrder(z,order);
}
function moveNodeToTab(node, z) {
if (node.type === "group") {
moveGroupToTab(node,z);
return;
}
var oldZ = node.z;
allNodes.moveNode(node,z);
var nl = nodeLinks[node.id];
if (nl) {
nl.in.forEach(function(l) {
var idx = linkTabMap[oldZ].indexOf(l);
if (idx != -1) {
linkTabMap[oldZ].splice(idx, 1);
}
if ((l.source.z === z) && linkTabMap[z]) {
linkTabMap[z].push(l);
}
});
nl.out.forEach(function(l) {
var idx = linkTabMap[oldZ].indexOf(l);
if (idx != -1) {
linkTabMap[oldZ].splice(idx, 1);
}
if ((l.target.z === z) && linkTabMap[z]) {
linkTabMap[z].push(l);
}
});
}
RED.events.emit("nodes:change",node);
}
function moveGroupToTab(group, z) {
var index = groupsByZ[group.z].indexOf(group);
groupsByZ[group.z].splice(index,1);
groupsByZ[z] = groupsByZ[z] || [];
groupsByZ[z].push(group);
group.z = z;
RED.events.emit("groups:change",group);
}
function removeLink(l) {
var index = links.indexOf(l);
if (index != -1) {
links.splice(index,1);
if (l.source && nodeLinks[l.source.id]) {
var sIndex = nodeLinks[l.source.id].out.indexOf(l)
if (sIndex !== -1) {
nodeLinks[l.source.id].out.splice(sIndex,1)
}
}
if (l.target && nodeLinks[l.target.id]) {
var tIndex = nodeLinks[l.target.id].in.indexOf(l)
if (tIndex !== -1) {
nodeLinks[l.target.id].in.splice(tIndex,1)
}
}
if (l.source.z === l.target.z && linkTabMap[l.source.z]) {
index = linkTabMap[l.source.z].indexOf(l);
if (index !== -1) {
linkTabMap[l.source.z].splice(index,1)
}
}
}
RED.events.emit("links:remove",l);
}
function addWorkspace(ws,targetIndex) {
workspaces[ws.id] = ws;
allNodes.addTab(ws.id);
linkTabMap[ws.id] = [];
ws._def = RED.nodes.getType('tab');
if (targetIndex === undefined) {
workspacesOrder.push(ws.id);
} else {
workspacesOrder.splice(targetIndex,0,ws.id);
}
RED.events.emit('flows:add',ws);
if (targetIndex !== undefined) {
RED.events.emit('flows:reorder',workspacesOrder)
}
}
function getWorkspace(id) {
return workspaces[id];
}
function removeWorkspace(id) {
var ws = workspaces[id];
var removedNodes = [];
var removedLinks = [];
var removedGroups = [];
if (ws) {
delete workspaces[id];
delete linkTabMap[id];
workspacesOrder.splice(workspacesOrder.indexOf(id),1);
var i;
var node;
if (allNodes.hasTab(id)) {
removedNodes = allNodes.getNodes(id).slice()
}
for (i in configNodes) {
if (configNodes.hasOwnProperty(i)) {
node = configNodes[i];
if (node.z == id) {
removedNodes.push(node);
}
}
}
for (i=0;i<removedNodes.length;i++) {
var result = removeNode(removedNodes[i].id);
removedLinks = removedLinks.concat(result.links);
}
// Must get 'removedGroups' in the right order.
// - start with the top-most groups
// - then recurse into them
removedGroups = (groupsByZ[id] || []).filter(function(g) { return !g.g; });
for (i=0;i<removedGroups.length;i++) {
removedGroups[i].nodes.forEach(function(n) {
if (n.type === "group") {
removedGroups.push(n);
}
});
}
// Now remove them in the reverse order
for (i=removedGroups.length-1; i>=0; i--) {
removeGroup(removedGroups[i]);
}
allNodes.removeTab(id);
RED.events.emit('flows:remove',ws);
}
return {nodes:removedNodes,links:removedLinks, groups: removedGroups};
}
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;
allNodes.addTab(sf.id);
linkTabMap[sf.id] = [];
RED.nodes.registerType("subflow:"+sf.id, {
defaults:{
name:{value:""},
env:{value:[]}
},
icon: function() { return sf.icon||"subflow.svg" },
category: sf.category || "subflows",
inputs: sf.in.length,
outputs: sf.out.length,
color: sf.color || "#DDAA99",
label: function() { return this.name||RED.nodes.subflow(sf.id).name },
labelStyle: function() { return this.name?"red-ui-flow-node-label-italic":""; },
paletteLabel: function() { return RED.nodes.subflow(sf.id).name },
inputLabels: function(i) { return sf.inputLabels?sf.inputLabels[i]:null },
outputLabels: function(i) { return sf.outputLabels?sf.outputLabels[i]:null },
oneditprepare: function() {
if (this.type !== 'subflow') {
// A subflow instance node
RED.subflow.buildEditForm("subflow",this);
} else {
// A subflow template node
RED.subflow.buildEditForm("subflow-template", this);
}
},
oneditresize: function(size) {
if (this.type === 'subflow') {
$("#node-input-env-container").editableList('height',size.height - 80);
}
},
set:{
module: "node-red"
}
});
sf.instances = [];
sf._def = RED.nodes.getType("subflow:"+sf.id);
RED.events.emit("subflows:add",sf);
}
function getSubflow(id) {
return subflows[id];
}
function removeSubflow(sf) {
if (subflows[sf.id]) {
delete subflows[sf.id];
allNodes.removeTab(sf.id);
registry.removeNodeType("subflow:"+sf.id);
RED.events.emit("subflows:remove",sf);
}
}
function subflowContains(sfid,nodeid) {
var sfNodes = allNodes.getNodes(sfid);
for (var i = 0; i<sfNodes.length; i++) {
var node = sfNodes[i];
var m = /^subflow:(.+)$/.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 getAllDownstreamNodes(node) {
return getAllFlowNodes(node,'down').filter(function(n) { return n !== node });
}
function getAllUpstreamNodes(node) {
return getAllFlowNodes(node,'up').filter(function(n) { return n !== node });
}
function getAllFlowNodes(node, direction) {
var selection = RED.view.selection();
var visited = new Set();
var nodes = [node];
var initialNode = true;
while(nodes.length > 0) {
var n = nodes.shift();
visited.add(n);
var links = [];
if (!initialNode || !direction || (initialNode && direction === 'up')) {
links = links.concat(nodeLinks[n.id].in);
}
if (!initialNode || !direction || (initialNode && direction === 'down')) {
links = links.concat(nodeLinks[n.id].out);
}
initialNode = false;
links.forEach(function(l) {
if (!visited.has(l.source)) {
nodes.push(l.source);
}
if (!visited.has(l.target)) {
nodes.push(l.target);
}
})
}
return Array.from(visited);
}
function convertWorkspace(n,opts) {
var exportCreds = true;
if (opts) {
if (opts.hasOwnProperty("credentials")) {
exportCreds = opts.credentials;
}
}
var node = {};
node.id = n.id;
node.type = n.type;
for (var d in n._def.defaults) {
if (n._def.defaults.hasOwnProperty(d)) {
node[d] = n[d];
}
}
if (exportCreds) {
var credentialSet = {};
if (n.credentials) {
for (var tabCred in n.credentials) {
if (n.credentials.hasOwnProperty(tabCred)) {
if (!n.credentials._ ||
n.credentials["has_"+tabCred] != n.credentials._["has_"+tabCred] ||
(n.credentials["has_"+tabCred] && n.credentials[tabCred])) {
credentialSet[tabCred] = n.credentials[tabCred];
}
}
}
if (Object.keys(credentialSet).length > 0) {
node.credentials = credentialSet;
}
}
}
return node;
}
/**
* Converts a node to an exportable JSON Object
**/
function convertNode(n, opts) {
var exportCreds = true;
var exportDimensions = false;
if (opts === false) {
exportCreds = false;
} else if (typeof opts === "object") {
if (opts.hasOwnProperty("credentials")) {
exportCreds = opts.credentials;
}
if (opts.hasOwnProperty("dimensions")) {
exportDimensions = opts.dimensions;
}
}
if (n.type === 'tab') {
return convertWorkspace(n, { credentials: exportCreds });
}
var node = {};
node.id = n.id;
node.type = n.type;
node.z = n.z;
if (node.z === 0 || node.z === "") {
delete node.z;
}
if (n.d === true) {
node.d = true;
}
if (n.g) {
node.g = n.g;
}
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) {
var credentialSet = {};
if ((/^subflow:/.test(node.type) ||
(node.type === "group")) &&
n.credentials) {
// A subflow instance/group node can have arbitrary creds
for (var sfCred in n.credentials) {
if (n.credentials.hasOwnProperty(sfCred)) {
if (!n.credentials._ ||
n.credentials["has_"+sfCred] != n.credentials._["has_"+sfCred] ||
(n.credentials["has_"+sfCred] && n.credentials[sfCred])) {
credentialSet[sfCred] = n.credentials[sfCred];
}
}
}
} else if (n.credentials) {
node.credentials = {};
// All other nodes have a well-defined list of possible credentials
for (var cred in n._def.credentials) {
if (n._def.credentials.hasOwnProperty(cred)) {
if (n._def.credentials[cred].type == 'password') {
if (!n.credentials._ ||
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._ || n.credentials[cred] != n.credentials._[cred])) {
credentialSet[cred] = n.credentials[cred];
}
}
}
}
if (Object.keys(credentialSet).length > 0) {
node.credentials = credentialSet;
}
}
}
if (n.type === "group") {
node.x = n.x;
node.y = n.y;
node.w = n.w;
node.h = n.h;
// In 1.1.0, we have seen an instance of this array containing `undefined`
// Until we know how that can happen, add a filter here to remove them
node.nodes = node.nodes.filter(function(n) { return !!n }).map(function(n) { return n.id });
}
if (n.type === "tab" || n.type === "group") {
if (node.env && node.env.length === 0) {
delete node.env;
}
}
if (n._def.category != "config") {
node.x = n.x;
node.y = n.y;
if (exportDimensions) {
if (!n.hasOwnProperty('w')) {
// This node has not yet been drawn in the view. So we need
// to explicitly calculate its dimensions. Store the result
// on the node as if it had been drawn will save us doing
// it again
var dimensions = RED.view.calculateNodeDimensions(n);
n.w = dimensions[0];
n.h = dimensions[1];
}
node.w = n.w;
node.h = n.h;
}
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") {
if (w.sourcePort < node.wires.length) {
node.wires[w.sourcePort].push(w.target.id);
}
}
}
if (n.inputs > 0 && n.inputLabels && !/^\s*$/.test(n.inputLabels.join(""))) {
node.inputLabels = n.inputLabels.slice();
}
if (n.outputs > 0 && n.outputLabels && !/^\s*$/.test(n.outputLabels.join(""))) {
node.outputLabels = n.outputLabels.slice();
}
if ((!n._def.defaults || !n._def.defaults.hasOwnProperty("icon")) && n.icon) {
var defIcon = RED.utils.getDefaultNodeIcon(n._def, n);
if (n.icon !== defIcon.module+"/"+defIcon.file) {
node.icon = n.icon;
}
}
if ((!n._def.defaults || !n._def.defaults.hasOwnProperty("l")) && n.hasOwnProperty('l')) {
var showLabel = n._def.hasOwnProperty("showLabel")?n._def.showLabel:true;
if (showLabel != n.l) {
node.l = n.l;
}
}
}
if (n.info) {
node.info = n.info;
}
return node;
}
function convertSubflow(n, opts) {
var exportCreds = true;
var exportDimensions = false;
if (opts === false) {
exportCreds = false;
} else if (typeof opts === "object") {
if (opts.hasOwnProperty("credentials")) {
exportCreds = opts.credentials;
}
if (opts.hasOwnProperty("dimensions")) {
exportDimensions = opts.dimensions;
}
}
var node = {};
node.id = n.id;
node.type = n.type;
node.name = n.name;
node.info = n.info;
node.category = n.category;
node.in = [];
node.out = [];
node.env = n.env;
node.meta = n.meta;
if (exportCreds) {
var credentialSet = {};
// A subflow node can have arbitrary creds
for (var sfCred in n.credentials) {
if (n.credentials.hasOwnProperty(sfCred)) {
if (!n.credentials._ ||
n.credentials["has_"+sfCred] != n.credentials._["has_"+sfCred] ||
(n.credentials["has_"+sfCred] && n.credentials[sfCred])) {
credentialSet[sfCred] = n.credentials[sfCred];
}
}
}
if (Object.keys(credentialSet).length > 0) {
node.credentials = credentialSet;
}
}
node.color = n.color;
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);
});
if (node.in.length > 0 && n.inputLabels && !/^\s*$/.test(n.inputLabels.join(""))) {
node.inputLabels = n.inputLabels.slice();
}
if (node.out.length > 0 && n.outputLabels && !/^\s*$/.test(n.outputLabels.join(""))) {
node.outputLabels = n.outputLabels.slice();
}
if (n.icon) {
if (n.icon !== "node-red/subflow.svg") {
node.icon = n.icon;
}
}
if (n.status) {
node.status = {x: n.status.x, y: n.status.y, wires:[]};
links.forEach(function(d) {
if (d.target === n.status) {
if (d.source.type != "subflow") {
node.status.wires.push({id:d.source.id, port:d.sourcePort})
} else {
node.status.wires.push({id:n.id, port:0})
}
}
});
}
return node;
}
function createExportableSubflow(id) {
var sf = getSubflow(id);
var nodeSet;
var sfNodes = allNodes.getNodes(sf.id);
if (sfNodes) {
nodeSet = sfNodes.slice();
nodeSet.unshift(sf);
} else {
nodeSet = [sf];
}
console.log(nodeSet);
return createExportableNodeSet(nodeSet);
}
/**
* Converts the current node selection to an exportable JSON Object
**/
function createExportableNodeSet(set, exportedIds, exportedSubflows, exportedConfigNodes) {
var nns = [];
exportedIds = exportedIds || {};
set = set.filter(function(n) {
if (exportedIds[n.id]) {
return false;
}
exportedIds[n.id] = true;
return true;
})
exportedConfigNodes = exportedConfigNodes || {};
exportedSubflows = 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 = allNodes.getNodes(subflowId).slice();
subflowSet.unshift(subflow);
RED.nodes.eachConfig(function(n) {
if (n.z == subflowId) {
subflowSet.push(n);
exportedConfigNodes[n.id] = true;
}
});
var exportableSubflow = createExportableNodeSet(subflowSet, exportedIds, exportedSubflows, exportedConfigNodes);
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) {
var nodeList = node[d];
if (!Array.isArray(nodeList)) {
nodeList = [nodeList];
}
nodeList = nodeList.filter(function(id) {
if (id in configNodes) {
var confNode = configNodes[id];
if (confNode._def.exportable !== false) {
if (!(id in exportedConfigNodes)) {
exportedConfigNodes[id] = true;
set.push(confNode);
}
return true;
}
return false;
}
return true;
})
if (nodeList.length === 0) {
convertedNode[d] = Array.isArray(node[d])?[]:""
} else {
convertedNode[d] = Array.isArray(node[d])?nodeList:nodeList[0]
}
}
}
nns.push(convertedNode);
if (node.type === "group") {
nns = nns.concat(createExportableNodeSet(node.nodes, exportedIds, exportedSubflows, exportedConfigNodes));
}
} else {
var convertedSubflow = convertSubflow(node);
nns.push(convertedSubflow);
}
}
return nns;
}
// Create the Flow JSON for the current configuration
// opts.credentials (whether to include (known) credentials) - default: true
// opts.dimensions (whether to include node dimensions) - default: false
function createCompleteNodeSet(opts) {
var nns = [];
var i;
for (i=0;i<workspacesOrder.length;i++) {
if (workspaces[workspacesOrder[i]].type == "tab") {
nns.push(convertWorkspace(workspaces[workspacesOrder[i]], opts));
}
}
for (i in subflows) {
if (subflows.hasOwnProperty(i)) {
nns.push(convertSubflow(subflows[i], opts));
}
}
for (i in groups) {
if (groups.hasOwnProperty(i)) {
nns.push(convertNode(groups[i], opts));
}
}
for (i in configNodes) {
if (configNodes.hasOwnProperty(i)) {
nns.push(convertNode(configNodes[i], opts));
}
}
RED.nodes.eachNode(function(n) {
nns.push(convertNode(n, opts));
})
return nns;
}
function checkForMatchingSubflow(subflow,subflowNodes) {
subflowNodes = subflowNodes || [];
var i;
var match = null;
RED.nodes.eachSubflow(function(sf) {
if (sf.name != subflow.name ||
sf.info != subflow.info ||
sf.in.length != subflow.in.length ||
sf.out.length != subflow.out.length) {
return;
}
var sfNodes = RED.nodes.filterNodes({z:sf.id});
if (sfNodes.length != subflowNodes.length) {
return;
}
var subflowNodeSet = [subflow].concat(subflowNodes);
var sfNodeSet = [sf].concat(sfNodes);
var exportableSubflowNodes = JSON.stringify(subflowNodeSet);
var exportableSFNodes = JSON.stringify(createExportableNodeSet(sfNodeSet));
var nodeMap = {};
for (i=0;i<sfNodes.length;i++) {
exportableSubflowNodes = exportableSubflowNodes.replace(new RegExp("\""+subflowNodes[i].id+"\"","g"),'"'+sfNodes[i].id+'"');
}
exportableSubflowNodes = exportableSubflowNodes.replace(new RegExp("\""+subflow.id+"\"","g"),'"'+sf.id+'"');
if (exportableSubflowNodes !== exportableSFNodes) {
return;
}
match = sf;
return false;
});
return match;
}
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 identifyImportConflicts(importedNodes) {
var imported = {
tabs: {},
subflows: {},
groups: {},
configs: {},
nodes: {},
all: [],
conflicted: {},
zMap: {},
}
importedNodes.forEach(function(n) {
imported.all.push(n);
if (n.type === "tab") {
imported.tabs[n.id] = n;
} else if (n.type === "subflow") {
imported.subflows[n.id] = n;
} else if (n.type === "group") {
imported.groups[n.id] = n;
} else if (n.hasOwnProperty("x") && n.hasOwnProperty("y")) {
imported.nodes[n.id] = n;
} else {
imported.configs[n.id] = n;
}
var nodeZ = n.z || "__global__";
imported.zMap[nodeZ] = imported.zMap[nodeZ] || [];
imported.zMap[nodeZ].push(n)
if (allNodes.hasNode(n.id) || configNodes[n.id] || workspaces[n.id] || subflows[n.id] || groups[n.id]) {
imported.conflicted[n.id] = n;
}
})
return imported;
}
/**
* Replace the provided nodes.
* This must contain complete Subflow defs or complete Flow Tabs.
* It does not replace an individual node in the middle of a flow.
*/
function replaceNodes(newNodes) {
var zMap = {};
var newSubflows = {};
var newConfigNodes = {};
var removedNodes = [];
// Figure out what we're being asked to replace - subflows/configNodes
// TODO: config nodes
newNodes.forEach(function(n) {
if (n.type === "subflow") {
newSubflows[n.id] = n;
} else if (!n.hasOwnProperty('x') && !n.hasOwnProperty('y')) {
newConfigNodes[n.id] = n;
}
if (n.z) {
zMap[n.z] = zMap[n.z] || [];
zMap[n.z].push(n);
}
})
// Filter out config nodes inside a subflow def that is being replaced
var configNodeIds = Object.keys(newConfigNodes);
configNodeIds.forEach(function(id) {
var n = newConfigNodes[id];
if (newSubflows[n.z]) {
// This config node is in a subflow to be replaced.
// - remove from the list as it'll get handled with the subflow
delete newConfigNodes[id];
}
});
// Rebuild the list of ids
configNodeIds = Object.keys(newConfigNodes);
// ------------------------------
// Replace subflow definitions
//
// For each of the subflows to be replaced:
var newSubflowIds = Object.keys(newSubflows);
newSubflowIds.forEach(function(id) {
var n = newSubflows[id];
// Get a snapshot of the existing subflow definition
removedNodes = removedNodes.concat(createExportableSubflow(id));
// Remove the old subflow definition - but leave the instances in place
var removalResult = RED.subflow.removeSubflow(n.id, true);
// Create the list of nodes for the new subflow def
var subflowNodes = [n].concat(zMap[n.id]);
// Import the new subflow - no clashes should occur as we've removed
// the old version
var result = importNodes(subflowNodes);
newSubflows[id] = getSubflow(id);
})
// Having replaced the subflow definitions, now need to update the
// instance nodes.
RED.nodes.eachNode(function(n) {
if (/^subflow:/.test(n.type)) {
var sfId = n.type.substring(8);
if (newSubflows[sfId]) {
// This is an instance of one of the replaced subflows
// - update the new def's instances array to include this one
newSubflows[sfId].instances.push(n);
// - update the instance's _def to point to the new def
n._def = RED.nodes.getType(n.type);
// - set all the flags so the view refreshes properly
n.dirty = true;
n.changed = true;
n._colorChanged = true;
}
}
})
newSubflowIds.forEach(function(id) {
var n = newSubflows[id];
RED.events.emit("subflows:change",n);
})
// Just in case the imported subflow changed color.
RED.utils.clearNodeColorCache();
// ------------------------------
// Replace config nodes
//
configNodeIds.forEach(function(id) {
removedNodes = removedNodes.concat(convertNode(getNode(id)));
removeNode(id);
importNodes([newConfigNodes[id]])
});
return {
removedNodes: removedNodes
}
}
/**
* Options:
* - generateIds - whether to replace all node ids
* - addFlow - whether to import nodes to a new tab
* - importToCurrent
* - importMap - how to resolve any conflicts.
* - id:import - import as-is
* - id:copy - import with new id
* - id:replace - import over the top of existing
*/
function importNodes(newNodesObj,options) { // createNewIds,createMissingWorkspace) {
options = options || {
generateIds: false,
addFlow: false,
}
options.importMap = options.importMap || {};
var createNewIds = options.generateIds;
var createMissingWorkspace = options.addFlow;
var i;
var n;
var newNodes;
var nodeZmap = {};
var recoveryWorkspace;
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];
}
// Scan for any duplicate nodes and remove them. This is a temporary
// fix to help resolve corrupted flows caused by 0.20.0 where multiple
// copies of the flow would get loaded at the same time.
// If the user hit deploy they would have saved those duplicates.
var seenIds = {};
var existingNodes = [];
var nodesToReplace = [];
newNodes = newNodes.filter(function(n) {
var id = n.id;
if (seenIds[n.id]) {
return false;
}
seenIds[n.id] = true;
if (!options.generateIds) {
if (!options.importMap[id]) {
// No conflict resolution for this node
var existing = allNodes.getNode(id) || configNodes[id] || workspaces[id] || subflows[id] || groups[id];
if (existing) {
existingNodes.push({existing:existing, imported:n});
}
} else if (options.importMap[id] === "replace") {
nodesToReplace.push(n);
return false;
}
}
return true;
})
if (existingNodes.length > 0) {
var errorMessage = RED._("clipboard.importDuplicate",{count:existingNodes.length});
var nodeList = $("<ul>");
var existingNodesCount = Math.min(5,existingNodes.length);
for (var i=0;i<existingNodesCount;i++) {
var conflict = existingNodes[i];
$("<li>").text(
conflict.existing.id+
" [ "+conflict.existing.type+ ((conflict.imported.type !== conflict.existing.type)?" | "+conflict.imported.type:"")+" ]").appendTo(nodeList)
}
if (existingNodesCount !== existingNodes.length) {
$("<li>").text(RED._("deploy.confirm.plusNMore",{count:existingNodes.length-existingNodesCount})).appendTo(nodeList)
}
var wrapper = $("<p>").append(nodeList);
var existingNodesError = new Error(errorMessage+wrapper.html());
existingNodesError.code = "import_conflict";
existingNodesError.importConfig = identifyImportConflicts(newNodes);
throw existingNodesError;
}
var removedNodes;
if (nodesToReplace.length > 0) {
var replaceResult = replaceNodes(nodesToReplace);
removedNodes = replaceResult.removedNodes;
}
var isInitialLoad = false;
if (!initialLoad) {
isInitialLoad = true;
initialLoad = JSON.parse(JSON.stringify(newNodes));
}
var unknownTypes = [];
for (i=0;i<newNodes.length;i++) {
n = newNodes[i];
var id = n.id;
// TODO: remove workspace in next release+1
if (n.type != "workspace" &&
n.type != "tab" &&
n.type != "subflow" &&
n.type != "group" &&
!registry.getNodeType(n.type) &&
n.type.substring(0,8) != "subflow:" &&
unknownTypes.indexOf(n.type)==-1) {
unknownTypes.push(n.type);
}
if (n.z) {
nodeZmap[n.z] = nodeZmap[n.z] || [];
nodeZmap[n.z].push(n);
} else if (isInitialLoad && n.hasOwnProperty('x') && n.hasOwnProperty('y') && !n.z) {
// Hit the rare issue where node z values get set to 0.
// Repair the flow - but we really need to track that down.
if (!recoveryWorkspace) {
recoveryWorkspace = {
id: RED.nodes.id(),
type: "tab",
disabled: false,
label: RED._("clipboard.recoveredNodes"),
info: RED._("clipboard.recoveredNodesInfo"),
env: []
}
addWorkspace(recoveryWorkspace);
RED.workspaces.add(recoveryWorkspace);
nodeZmap[recoveryWorkspace.id] = [];
}
n.z = recoveryWorkspace.id;
nodeZmap[recoveryWorkspace.id].push(n);
}
}
if (!isInitialLoad && unknownTypes.length > 0) {
var typeList = $("<ul>");
unknownTypes.forEach(function(t) {
$("<li>").text(t).appendTo(typeList);
})
typeList = typeList[0].outerHTML;
RED.notify("<p>"+RED._("clipboard.importUnrecognised",{count:unknownTypes.length})+"</p>"+typeList,"error",false,10000);
}
var activeWorkspace = RED.workspaces.active();
//TODO: check the z of the subflow instance and check _that_ if it exists
var activeSubflow = getSubflow(activeWorkspace);
for (i=0;i<newNodes.length;i++) {
var m = /^subflow:(.+)$/.exec(newNodes[i].type);
if (m) {
var subflowId = m[1];
var parent = getSubflow(activeWorkspace);
if (parent) {
var err;
if (subflowId === parent.id) {
err = new Error(RED._("notification.errors.cannotAddSubflowToItself"));
}
if (subflowContains(subflowId,parent.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 subflow_denylist = {};
var node_map = {};
var new_nodes = [];
var new_links = [];
var new_groups = [];
var new_group_set = new Set();
var nid;
var def;
var configNode;
var missingWorkspace = null;
var d;
if (recoveryWorkspace) {
new_workspaces.push(recoveryWorkspace);
}
// Find all tabs and subflow templates
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 (activeWorkspace === 0) {
activeWorkspace = n.id;
}
if (createNewIds || options.importMap[n.id] === "copy") {
nid = getID();
workspace_map[n.id] = nid;
n.id = nid;
} else {
workspace_map[n.id] = n.id;
}
addWorkspace(n);
RED.workspaces.add(n);
new_workspaces.push(n);
} else if (n.type === "subflow") {
var matchingSubflow;
if (!options.importMap[n.id]) {
matchingSubflow = checkForMatchingSubflow(n,nodeZmap[n.id]);
}
if (matchingSubflow) {
subflow_denylist[n.id] = matchingSubflow;
} else {
subflow_map[n.id] = n;
if (createNewIds || options.importMap[n.id] === "copy") {
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();
});
if (n.status) {
n.status.type = "subflow";
n.status.direction = "status";
n.status.z = n.id;
n.status.id = getID();
}
new_subflows.push(n);
addSubflow(n,createNewIds || options.importMap[n.id] === "copy");
}
}
}
// Add a tab if there isn't one there already
if (defaultWorkspace == null) {
defaultWorkspace = { type:"tab", id:getID(), disabled: false, info:"", label:RED._('workspace.defaultName',{number:1}), env:[]};
addWorkspace(defaultWorkspace);
RED.workspaces.add(defaultWorkspace);
new_workspaces.push(defaultWorkspace);
activeWorkspace = RED.workspaces.active();
}
// Find all config nodes and add them
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 || options.importMap[n.id] === "copy") {
if (n.z) {
if (subflow_denylist[n.z]) {
continue;
} else if (subflow_map[n.z]) {
n.z = subflow_map[n.z].id;
} else {
n.z = workspace_map[n.z];
if (!workspaces[n.z]) {
if (createMissingWorkspace) {
if (missingWorkspace === null) {
missingWorkspace = RED.workspaces.add(null,true);
new_workspaces.push(missingWorkspace);
}
n.z = missingWorkspace.id;
} else {
n.z = activeWorkspace;
}
}
}
}
if (options.importMap[n.id] !== "copy") {
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;
}
}
}
}
}
}
} else {
if (n.z && !workspace_map[n.z] && !subflow_map[n.z]) {
n.z = activeWorkspace;
}
}
if (!existingConfigNode || existingConfigNode._def.exclusive) { //} || !compareNodes(existingConfigNode,n,true) || existingConfigNode.z !== n.z) {
configNode = {
id:n.id,
z:n.z,
type:n.type,
info: n.info,
users:[],
_config:{}
};
if (!n.z) {
delete configNode.z;
}
if (n.hasOwnProperty('d')) {
configNode.d = n.d;
}
for (d in def.defaults) {
if (def.defaults.hasOwnProperty(d)) {
configNode[d] = n[d];
configNode._config[d] = JSON.stringify(n[d]);
}
}
if (def.hasOwnProperty('credentials') && n.hasOwnProperty('credentials')) {
configNode.credentials = {};
for (d in def.credentials) {
if (def.credentials.hasOwnProperty(d) && n.credentials.hasOwnProperty(d)) {
configNode.credentials[d] = n.credentials[d];
}
}
}
configNode.label = def.label;
configNode._def = def;
if (createNewIds || options.importMap[n.id] === "copy") {
configNode.id = getID();
}
node_map[n.id] = configNode;
new_nodes.push(configNode);
}
}
}
// Find regular flow nodes and subflow instances
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:parseFloat(n.x || 0),
y:parseFloat(n.y || 0),
z:n.z,
type:0,
info: n.info,
changed:false,
_config:{}
}
if (n.type !== "group") {
node.wires = n.wires||[];
node.inputLabels = n.inputLabels;
node.outputLabels = n.outputLabels;
node.icon = n.icon;
}
if (n.hasOwnProperty('l')) {
node.l = n.l;
}
if (n.hasOwnProperty('d')) {
node.d = n.d;
}
if (n.hasOwnProperty('g')) {
node.g = n.g;
}
if (createNewIds || options.importMap[n.id] === "copy") {
if (subflow_denylist[n.z]) {
continue;
} else if (subflow_map[node.z]) {
node.z = subflow_map[node.z].id;
} else {
node.z = workspace_map[node.z];
if (!workspaces[node.z]) {
if (createMissingWorkspace) {
if (missingWorkspace === null) {
missingWorkspace = RED.workspaces.add(null,true);
new_workspaces.push(missingWorkspace);
}
node.z = missingWorkspace.id;
} else {
node.z = activeWorkspace;
}
}
}
node.id = getID();
} else {
node.id = n.id;
if (node.z == null || (!workspace_map[node.z] && !subflow_map[node.z])) {
if (createMissingWorkspace) {
if (missingWorkspace === null) {
missingWorkspace = RED.workspaces.add(null,true);
new_workspaces.push(missingWorkspace);
}
node.z = missingWorkspace.id;
} else {
node.z = activeWorkspace;
}
}
}
node.type = n.type;
node._def = def;
if (node.type === "group") {
node._def = RED.group.def;
for (d in node._def.defaults) {
if (node._def.defaults.hasOwnProperty(d) && d !== 'inputs' && d !== 'outputs') {
node[d] = n[d];
node._config[d] = JSON.stringify(n[d]);
}
}
node._config.x = node.x;
node._config.y = node.y;
} else if (n.type.substring(0,7) === "subflow") {
var parentId = n.type.split(":")[1];
var subflow = subflow_denylist[parentId]||subflow_map[parentId]||getSubflow(parentId);
if (createNewIds || options.importMap[n.id] === "copy") {
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;
node.env = n.env;
} else {
if (!node._def) {
if (node.x && node.y) {
node._def = {
color:"#fee",
defaults: {},
label: "unknown: "+n.type,
labelStyle: "red-ui-flow-node-label-italic",
outputs: n.outputs|| (n.wires && n.wires.length) || 0,
set: registry.getNodeSet("node-red/unknown")
}
} else {
node._def = {
category:"config",
set: registry.getNodeSet("node-red/unknown")
};
node.users = [];
// This is a config node, so delete the default
// non-config node properties
delete node.x;
delete node.y;
delete node.wires;
delete node.inputLabels;
delete node.outputLabels;
if (!n.z) {
delete node.z;
}
}
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") {
if (n.hasOwnProperty('inputs')) {
node.inputs = n.inputs;
node._config.inputs = JSON.stringify(n.inputs);
} else {
node.inputs = node._def.inputs;
}
if (n.hasOwnProperty('outputs')) {
node.outputs = n.outputs;
node._config.outputs = JSON.stringify(n.outputs);
} else {
node.outputs = node._def.outputs;
}
if (node.hasOwnProperty('wires') && node.wires.length > node.outputs) {
if (!node._def.defaults.hasOwnProperty("outputs") || !isNaN(parseInt(n.outputs))) {
// If 'wires' is longer than outputs, clip wires
console.log("Warning: node.wires longer than node.outputs - trimming wires:",node.id," wires:",node.wires.length," outputs:",node.outputs);
node.wires = node.wires.slice(0,node.outputs);
} else {
// The node declares outputs in its defaults, but has not got a valid value
// Defer to the length of the wires array
node.outputs = node.wires.length;
}
}
for (d in node._def.defaults) {
if (node._def.defaults.hasOwnProperty(d) && d !== 'inputs' && d !== 'outputs') {
node[d] = n[d];
node._config[d] = JSON.stringify(n[d]);
}
}
node._config.x = node.x;
node._config.y = node.y;
if (node._def.hasOwnProperty('credentials') && n.hasOwnProperty('credentials')) {
node.credentials = {};
for (d in node._def.credentials) {
if (node._def.credentials.hasOwnProperty(d) && n.credentials.hasOwnProperty(d)) {
node.credentials[d] = n.credentials[d];
}
}
}
}
}
node_map[n.id] = node;
// If an 'unknown' config node, it will not have been caught by the
// proper config node handling, so needs adding to new_nodes here
if (node.type === "unknown" || node._def.category !== "config") {
new_nodes.push(node);
} else if (node.type === "group") {
new_groups.push(node);
new_group_set.add(node.id);
}
}
}
}
// Remap all wires and config node references
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 (node_map.hasOwnProperty(wires[w2])) {
if (n.z === node_map[wires[w2]].z) {
var link = {source:n,sourcePort:w1,target:node_map[wires[w2]]};
addLink(link);
new_links.push(link);
} else {
console.log("Warning: dropping link that crosses tabs:",n.id,"->",node_map[wires[w2]].id);
}
}
}
}
delete n.wires;
}
if (n.g && node_map[n.g]) {
n.g = node_map[n.g].id;
} else {
delete n.g
}
for (var d3 in n._def.defaults) {
if (n._def.defaults.hasOwnProperty(d3)) {
if (n._def.defaults[d3].type) {
var nodeList = n[d3];
if (!Array.isArray(nodeList)) {
nodeList = [nodeList];
}
nodeList = nodeList.map(function(id) {
var node = node_map[id];
if (node) {
if (node._def.category === 'config') {
if (node.users.indexOf(n) === -1) {
node.users.push(n);
}
}
return node.id;
}
return id;
})
n[d3] = Array.isArray(n[d3])?nodeList:nodeList[0];
}
}
}
// If importing into a subflow, ensure an outbound-link doesn't
// get added
if (activeSubflow && /^link /.test(n.type) && n.links) {
n.links = n.links.filter(function(id) {
var otherNode = RED.nodes.node(id);
return (otherNode && otherNode.z === activeWorkspace)
});
}
}
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;
});
if (n.status) {
n.status.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:n.status};
} else {
link = {source:node_map[wire.id]||subflow_map[wire.id], sourcePort:wire.port,target:n.status};
}
addLink(link);
new_links.push(link);
});
delete n.status.wires;
}
}
// Order the groups to ensure they are outer-most to inner-most
var groupDepthMap = {};
for (i=0;i<new_groups.length;i++) {
n = new_groups[i];
if (n.g && !new_group_set.has(n.g)) {
delete n.g;
}
n.nodes = n.nodes.map(function(id) {
return node_map[id];
})
// Just in case the group references a node that doesn't exist for some reason
n.nodes = n.nodes.filter(function(v) {
if (v) {
// Repair any nodes that have forgotten they are in this group
if (v.g !== n.id) {
v.g = n.id;
}
}
return !!v
});
if (!n.g) {
groupDepthMap[n.id] = 0;
}
}
var changedDepth;
do {
changedDepth = false;
for (i=0;i<new_groups.length;i++) {
n = new_groups[i];
if (n.g) {
if (groupDepthMap[n.id] !== groupDepthMap[n.g] + 1) {
groupDepthMap[n.id] = groupDepthMap[n.g] + 1;
changedDepth = true;
}
}
}
} while(changedDepth);
new_groups.sort(function(A,B) {
return groupDepthMap[A.id] - groupDepthMap[B.id];
});
for (i=0;i<new_groups.length;i++) {
n = new_groups[i];
addGroup(n);
}
// Now the nodes have been fully updated, add them.
for (i=0;i<new_nodes.length;i++) {
var node = new_nodes[i];
addNode(node);
}
// Finally validate them all.
// This has to be done after everything is added so that any checks for
// dependent config nodes will pass
for (i=0;i<new_nodes.length;i++) {
var node = new_nodes[i];
RED.editor.validateNode(node);
}
RED.workspaces.refresh();
if (recoveryWorkspace) {
var notification = RED.notify(RED._("clipboard.recoveredNodesNotification",{flowName:RED._("clipboard.recoveredNodes")}),{
type:"warning",
fixed:true,
buttons: [
{text: RED._("common.label.close"), click: function() { notification.close() }}
]
});
}
return {
nodes:new_nodes,
links:new_links,
groups:new_groups,
workspaces:new_workspaces,
subflows:new_subflows,
missingWorkspace: missingWorkspace,
removedNodes: removedNodes
}
}
// TODO: supports filter.z|type
function filterNodes(filter) {
return allNodes.filterNodes(filter);
}
function filterLinks(filter) {
var result = [];
var candidateLinks = [];
var hasCandidates = false;
var filterSZ = filter.source && filter.source.z;
var filterTZ = filter.target && filter.target.z;
var filterZ;
if (filterSZ || filterTZ) {
if (filterSZ === filterTZ) {
filterZ = filterSZ;
} else {
filterZ = (filterSZ === undefined)?filterTZ:filterSZ
}
}
if (filterZ) {
candidateLinks = linkTabMap[filterZ] || [];
hasCandidates = true;
} else if (filter.source && filter.source.hasOwnProperty("id")) {
if (nodeLinks[filter.source.id]) {
hasCandidates = true;
candidateLinks = candidateLinks.concat(nodeLinks[filter.source.id].out)
}
} else if (filter.target && filter.target.hasOwnProperty("id")) {
if (nodeLinks[filter.target.id]) {
hasCandidates = true;
candidateLinks = candidateLinks.concat(nodeLinks[filter.target.id].in)
}
}
if (!hasCandidates) {
candidateLinks = links;
}
for (var n=0;n<candidateLinks.length;n++) {
var link = candidateLinks[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;
}
// Update any config nodes referenced by the provided node to ensure their 'users' list is correct
function updateConfigNodeUsers(n) {
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) {
if (configNode.users.indexOf(n) === -1) {
configNode.users.push(n);
RED.events.emit('nodes:change',configNode)
}
}
}
}
}
}
}
function flowVersion(version) {
if (version !== undefined) {
loadedFlowVersion = version;
} else {
return loadedFlowVersion;
}
}
function clear() {
links = [];
linkTabMap = {};
nodeLinks = {};
configNodes = {};
workspacesOrder = [];
groups = {};
groupsByZ = {};
var subflowIds = Object.keys(subflows);
subflowIds.forEach(function(id) {
RED.subflow.removeSubflow(id)
});
var workspaceIds = Object.keys(workspaces);
workspaceIds.forEach(function(id) {
RED.workspaces.remove(workspaces[id]);
});
defaultWorkspace = null;
initialLoad = null;
workspaces = {};
allNodes.clear();
RED.nodes.dirty(false);
RED.view.redraw(true, true);
RED.palette.refresh();
RED.workspaces.refresh();
RED.sidebar.config.refresh();
RED.sidebar.info.refresh();
RED.events.emit("workspace:clear");
}
function addGroup(group) {
groupsByZ[group.z] = groupsByZ[group.z] || [];
groupsByZ[group.z].push(group);
groups[group.id] = group;
RED.events.emit("groups:add",group);
}
function removeGroup(group) {
var i = groupsByZ[group.z].indexOf(group);
groupsByZ[group.z].splice(i,1);
if (groupsByZ[group.z].length === 0) {
delete groupsByZ[group.z];
}
if (group.g) {
if (groups[group.g]) {
var index = groups[group.g].nodes.indexOf(group);
groups[group.g].nodes.splice(index,1);
}
}
RED.group.markDirty(group);
delete groups[group.id];
RED.events.emit("groups:remove",group);
}
function getNodeHelp(type) {
var helpContent = "";
var helpElement = $("script[data-help-name='"+type+"']");
if (helpElement) {
helpContent = helpElement.html();
var helpType = helpElement.attr("type");
if (helpType === "text/markdown") {
helpContent = RED.utils.renderMarkdown(helpContent);
}
}
return helpContent;
}
return {
init: function() {
RED.events.on("registry:node-type-added",function(type) {
var def = registry.getNodeType(type);
var replaced = false;
var replaceNodes = {};
RED.nodes.eachNode(function(n) {
if (n.type === "unknown" && n.name === type) {
replaceNodes[n.id] = n;
}
});
RED.nodes.eachConfig(function(n) {
if (n.type === "unknown" && n.name === type) {
replaceNodes[n.id] = n;
}
});
var replaceNodeIds = Object.keys(replaceNodes);
if (replaceNodeIds.length > 0) {
var reimportList = [];
replaceNodeIds.forEach(function(id) {
var n = replaceNodes[id];
if (configNodes.hasOwnProperty(n.id)) {
delete configNodes[n.id];
} else {
allNodes.removeNode(n);
}
reimportList.push(convertNode(n));
RED.events.emit('nodes:remove',n);
});
// Remove any links between nodes that are going to be reimported.
// This prevents a duplicate link from being added.
var removeLinks = [];
RED.nodes.eachLink(function(l) {
if (replaceNodes.hasOwnProperty(l.source.id) && replaceNodes.hasOwnProperty(l.target.id)) {
removeLinks.push(l);
}
});
removeLinks.forEach(removeLink);
// Force the redraw to be synchronous so the view updates
// *now* and removes the unknown node
RED.view.redraw(true, true);
var result = importNodes(reimportList,{generateIds:false});
var newNodeMap = {};
result.nodes.forEach(function(n) {
newNodeMap[n.id] = n;
});
RED.nodes.eachLink(function(l) {
if (newNodeMap.hasOwnProperty(l.source.id)) {
l.source = newNodeMap[l.source.id];
}
if (newNodeMap.hasOwnProperty(l.target.id)) {
l.target = newNodeMap[l.target.id];
}
});
RED.view.redraw(true);
}
});
},
registry:registry,
setNodeList: registry.setNodeList,
getNodeSet: registry.getNodeSet,
addNodeSet: registry.addNodeSet,
removeNodeSet: registry.removeNodeSet,
enableNodeSet: registry.enableNodeSet,
disableNodeSet: registry.disableNodeSet,
setIconSets: registry.setIconSets,
getIconSets: registry.getIconSets,
registerType: registry.registerNodeType,
getType: registry.getNodeType,
getNodeHelp: getNodeHelp,
convertNode: convertNode,
add: addNode,
remove: removeNode,
clear: clear,
moveNodesForwards: moveNodesForwards,
moveNodesBackwards: moveNodesBackwards,
moveNodesToFront: moveNodesToFront,
moveNodesToBack: moveNodesToBack,
getNodeOrder: getNodeOrder,
setNodeOrder: setNodeOrder,
moveNodeToTab: moveNodeToTab,
addLink: addLink,
removeLink: removeLink,
addWorkspace: addWorkspace,
removeWorkspace: removeWorkspace,
getWorkspaceOrder: function() { return workspacesOrder },
setWorkspaceOrder: function(order) { workspacesOrder = order; },
workspace: getWorkspace,
addSubflow: addSubflow,
removeSubflow: removeSubflow,
subflow: getSubflow,
subflowContains: subflowContains,
addGroup: addGroup,
removeGroup: removeGroup,
group: function(id) { return groups[id] },
groups: function(z) { return groupsByZ[z]?groupsByZ[z].slice():[] },
eachNode: function(cb) {
allNodes.eachNode(cb);
},
eachLink: function(cb) {
for (var l=0;l<links.length;l++) {
if (cb(links[l]) === false) {
break;
}
}
},
eachConfig: function(cb) {
for (var id in configNodes) {
if (configNodes.hasOwnProperty(id)) {
if (cb(configNodes[id]) === false) {
break;
}
}
}
},
eachSubflow: function(cb) {
for (var id in subflows) {
if (subflows.hasOwnProperty(id)) {
if (cb(subflows[id]) === false) {
break;
}
}
}
},
eachWorkspace: function(cb) {
for (var i=0;i<workspacesOrder.length;i++) {
if (cb(workspaces[workspacesOrder[i]]) === false) {
break;
}
}
},
node: getNode,
version: flowVersion,
originalFlow: function(flow) {
if (flow === undefined) {
return initialLoad;
} else {
initialLoad = flow;
}
},
filterNodes: filterNodes,
filterLinks: filterLinks,
import: importNodes,
identifyImportConflicts: identifyImportConflicts,
getAllFlowNodes: getAllFlowNodes,
getAllUpstreamNodes: getAllUpstreamNodes,
getAllDownstreamNodes: getAllDownstreamNodes,
createExportableNodeSet: createExportableNodeSet,
createCompleteNodeSet: createCompleteNodeSet,
updateConfigNodeUsers: updateConfigNodeUsers,
id: getID,
dirty: function(d) {
if (d == null) {
return dirty;
} else {
setDirty(d);
}
}
};
})();
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