mirror of https://github.com/node-red/node-red.git
Tidy up flow/util
This commit is contained in:
Nick O'Leary
parent
f196493402
commit
3209777aba
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@ -13,16 +13,22 @@
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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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var clone = require("clone");
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var redUtil = require("@node-red/util").util;
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var Log = require("@node-red/util").log;
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var subflowInstanceRE = /^subflow:(.+)$/;
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var typeRegistry = require("@node-red/registry");
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const credentials = require("../nodes/credentials");
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const clone = require("clone");
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const redUtil = require("@node-red/util").util;
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const Log = require("@node-red/util").log;
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const typeRegistry = require("@node-red/registry");
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const subflowInstanceRE = /^subflow:(.+)$/;
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let _runtime = null;
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let envVarExcludes = {};
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var envVarExcludes = {};
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function init(runtime) {
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_runtime = runtime;
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envVarExcludes = {};
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if (runtime.settings.hasOwnProperty('envVarExcludes') && Array.isArray(runtime.settings.envVarExcludes)) {
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runtime.settings.envVarExcludes.forEach(v => envVarExcludes[v] = true);
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}
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}
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function diffNodes(oldNode,newNode) {
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if (oldNode == null) {
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@ -121,6 +127,12 @@ async function evaluateEnvProperties(flow, env, credentials) {
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return evaluatedEnv
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}
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/**
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* Create a new instance of a node
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* @param {Flow} flow The containing flow
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* @param {object} config The node configuration object
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* @return {Node} The instance of the node
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*/
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async function createNode(flow,config) {
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var newNode = null;
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var type = config.type;
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@ -317,259 +329,207 @@ function parseConfig(config) {
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});
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return flow;
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}
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function getEnvVar(k) {
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if (!envVarExcludes[k]) {
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return process.env[k];
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}
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return undefined;
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}
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function diffConfigs(oldConfig, newConfig) {
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var id;
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var node;
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var nn;
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var wires;
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var j,k;
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module.exports = {
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init: function(runtime) {
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_runtime = runtime;
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envVarExcludes = {};
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if (runtime.settings.hasOwnProperty('envVarExcludes') && Array.isArray(runtime.settings.envVarExcludes)) {
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runtime.settings.envVarExcludes.forEach(v => envVarExcludes[v] = true);
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if (!oldConfig) {
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oldConfig = {
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flows:{},
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allNodes:{}
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}
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},
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getEnvVar: function(k) {
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if (!envVarExcludes[k]) {
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return process.env[k];
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}
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var changedSubflows = {};
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var added = {};
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var removed = {};
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var changed = {};
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var wiringChanged = {};
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var linkMap = {};
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var changedTabs = {};
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// Look for tabs that have been removed
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for (id in oldConfig.flows) {
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if (oldConfig.flows.hasOwnProperty(id) && (!newConfig.flows.hasOwnProperty(id))) {
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removed[id] = oldConfig.allNodes[id];
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}
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return undefined;
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},
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}
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diffNodes,
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mapEnvVarProperties,
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evaluateEnvProperties,
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parseConfig,
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diffConfigs: function(oldConfig, newConfig) {
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var id;
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var node;
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var nn;
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var wires;
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var j,k;
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if (!oldConfig) {
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oldConfig = {
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flows:{},
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allNodes:{}
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}
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}
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var changedSubflows = {};
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var added = {};
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var removed = {};
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var changed = {};
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var wiringChanged = {};
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var linkMap = {};
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var changedTabs = {};
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// Look for tabs that have been removed
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for (id in oldConfig.flows) {
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if (oldConfig.flows.hasOwnProperty(id) && (!newConfig.flows.hasOwnProperty(id))) {
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removed[id] = oldConfig.allNodes[id];
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}
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}
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// Look for tabs that have been disabled
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for (id in oldConfig.flows) {
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if (oldConfig.flows.hasOwnProperty(id) && newConfig.flows.hasOwnProperty(id)) {
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var originalState = oldConfig.flows[id].disabled||false;
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var newState = newConfig.flows[id].disabled||false;
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if (originalState !== newState) {
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changedTabs[id] = true;
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if (originalState) {
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added[id] = oldConfig.allNodes[id];
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} else {
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removed[id] = oldConfig.allNodes[id];
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}
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// Look for tabs that have been disabled
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for (id in oldConfig.flows) {
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if (oldConfig.flows.hasOwnProperty(id) && newConfig.flows.hasOwnProperty(id)) {
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var originalState = oldConfig.flows[id].disabled||false;
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var newState = newConfig.flows[id].disabled||false;
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if (originalState !== newState) {
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changedTabs[id] = true;
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if (originalState) {
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added[id] = oldConfig.allNodes[id];
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} else {
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removed[id] = oldConfig.allNodes[id];
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}
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}
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}
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}
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for (id in oldConfig.allNodes) {
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if (oldConfig.allNodes.hasOwnProperty(id)) {
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node = oldConfig.allNodes[id];
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if (node.type !== 'tab') {
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// build the map of what this node was previously wired to
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if (node.wires) {
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linkMap[node.id] = linkMap[node.id] || [];
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for (j=0;j<node.wires.length;j++) {
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wires = node.wires[j];
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for (k=0;k<wires.length;k++) {
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linkMap[node.id].push(wires[k]);
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nn = oldConfig.allNodes[wires[k]];
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if (nn) {
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linkMap[nn.id] = linkMap[nn.id] || [];
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linkMap[nn.id].push(node.id);
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}
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}
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}
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}
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// This node has been removed or its flow disabled
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if (removed[node.z] || !newConfig.allNodes.hasOwnProperty(id)) {
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removed[id] = node;
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// Mark the container as changed
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if (!removed[node.z] && newConfig.allNodes[removed[id].z]) {
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changed[removed[id].z] = newConfig.allNodes[removed[id].z];
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if (changed[removed[id].z].type === "subflow") {
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changedSubflows[removed[id].z] = changed[removed[id].z];
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//delete removed[id];
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}
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}
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} else {
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if (added[node.z]) {
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added[id] = node;
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} else {
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var currentState = node.d;
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var newState = newConfig.allNodes[id].d;
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if (!currentState && newState) {
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removed[id] = node;
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}
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// This node has a material configuration change
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if (diffNodes(node,newConfig.allNodes[id]) || newConfig.allNodes[id].credentials) {
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changed[id] = newConfig.allNodes[id];
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if (changed[id].type === "subflow") {
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changedSubflows[id] = changed[id];
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}
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// Mark the container as changed
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if (newConfig.allNodes[changed[id].z]) {
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changed[changed[id].z] = newConfig.allNodes[changed[id].z];
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if (changed[changed[id].z].type === "subflow") {
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changedSubflows[changed[id].z] = changed[changed[id].z];
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delete changed[id];
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}
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}
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}
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// This node's wiring has changed
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if (!redUtil.compareObjects(node.wires,newConfig.allNodes[id].wires)) {
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wiringChanged[id] = newConfig.allNodes[id];
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// Mark the container as changed
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if (newConfig.allNodes[wiringChanged[id].z]) {
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changed[wiringChanged[id].z] = newConfig.allNodes[wiringChanged[id].z];
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if (changed[wiringChanged[id].z].type === "subflow") {
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changedSubflows[wiringChanged[id].z] = changed[wiringChanged[id].z];
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delete wiringChanged[id];
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}
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}
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}
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}
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}
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}
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}
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}
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// Look for added nodes
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for (id in newConfig.allNodes) {
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if (newConfig.allNodes.hasOwnProperty(id)) {
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node = newConfig.allNodes[id];
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// build the map of what this node is now wired to
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for (id in oldConfig.allNodes) {
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if (oldConfig.allNodes.hasOwnProperty(id)) {
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node = oldConfig.allNodes[id];
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if (node.type !== 'tab') {
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// build the map of what this node was previously wired to
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if (node.wires) {
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linkMap[node.id] = linkMap[node.id] || [];
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for (j=0;j<node.wires.length;j++) {
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wires = node.wires[j];
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for (k=0;k<wires.length;k++) {
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if (linkMap[node.id].indexOf(wires[k]) === -1) {
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linkMap[node.id].push(wires[k]);
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}
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nn = newConfig.allNodes[wires[k]];
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linkMap[node.id].push(wires[k]);
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nn = oldConfig.allNodes[wires[k]];
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if (nn) {
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linkMap[nn.id] = linkMap[nn.id] || [];
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if (linkMap[nn.id].indexOf(node.id) === -1) {
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linkMap[nn.id].push(node.id);
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}
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linkMap[nn.id].push(node.id);
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}
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}
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}
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}
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// This node has been added
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if (!oldConfig.allNodes.hasOwnProperty(id)) {
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added[id] = node;
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// This node has been removed or its flow disabled
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if (removed[node.z] || !newConfig.allNodes.hasOwnProperty(id)) {
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removed[id] = node;
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// Mark the container as changed
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if (newConfig.allNodes[added[id].z]) {
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changed[added[id].z] = newConfig.allNodes[added[id].z];
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if (changed[added[id].z].type === "subflow") {
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changedSubflows[added[id].z] = changed[added[id].z];
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delete added[id];
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if (!removed[node.z] && newConfig.allNodes[removed[id].z]) {
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changed[removed[id].z] = newConfig.allNodes[removed[id].z];
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if (changed[removed[id].z].type === "subflow") {
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changedSubflows[removed[id].z] = changed[removed[id].z];
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//delete removed[id];
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}
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}
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} else {
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if (added[node.z]) {
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added[id] = node;
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} else {
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var currentState = node.d;
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var newState = newConfig.allNodes[id].d;
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if (!currentState && newState) {
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removed[id] = node;
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}
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// This node has a material configuration change
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if (diffNodes(node,newConfig.allNodes[id]) || newConfig.allNodes[id].credentials) {
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changed[id] = newConfig.allNodes[id];
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if (changed[id].type === "subflow") {
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changedSubflows[id] = changed[id];
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}
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// Mark the container as changed
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if (newConfig.allNodes[changed[id].z]) {
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changed[changed[id].z] = newConfig.allNodes[changed[id].z];
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if (changed[changed[id].z].type === "subflow") {
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changedSubflows[changed[id].z] = changed[changed[id].z];
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delete changed[id];
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}
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}
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}
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// This node's wiring has changed
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if (!redUtil.compareObjects(node.wires,newConfig.allNodes[id].wires)) {
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wiringChanged[id] = newConfig.allNodes[id];
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// Mark the container as changed
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if (newConfig.allNodes[wiringChanged[id].z]) {
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changed[wiringChanged[id].z] = newConfig.allNodes[wiringChanged[id].z];
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if (changed[wiringChanged[id].z].type === "subflow") {
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changedSubflows[wiringChanged[id].z] = changed[wiringChanged[id].z];
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delete wiringChanged[id];
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}
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}
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}
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}
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}
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}
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}
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var madeChange;
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// Loop through the nodes looking for references to changed config nodes
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// Repeat the loop if anything is marked as changed as it may need to be
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// propagated to parent nodes.
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// TODO: looping through all nodes every time is a bit inefficient - could be more targeted
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do {
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madeChange = false;
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for (id in newConfig.allNodes) {
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if (newConfig.allNodes.hasOwnProperty(id)) {
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node = newConfig.allNodes[id];
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for (var prop in node) {
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if (node.hasOwnProperty(prop) && prop != "z" && prop != "id" && prop != "wires") {
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// This node has a property that references a changed/removed node
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// Assume it is a config node change and mark this node as
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// changed.
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var changeOrigin = changed[node[prop]];
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if (changeOrigin || removed[node[prop]]) {
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if (!changed[node.id]) {
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if (changeOrigin &&
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(prop === "g") &&
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(changeOrigin.type === "group")) {
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var oldNode = oldConfig.allNodes[node.id];
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// ignore change of group node
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// if group of this node not changed
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if (oldNode &&
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(node.g === oldNode.g)) {
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continue;
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}
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}
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madeChange = true;
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changed[node.id] = node;
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// This node exists within subflow template
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// Mark the template as having changed
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if (newConfig.allNodes[node.z]) {
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changed[node.z] = newConfig.allNodes[node.z];
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if (changed[node.z].type === "subflow") {
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changedSubflows[node.z] = changed[node.z];
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}
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}
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}
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}
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// Look for added nodes
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for (id in newConfig.allNodes) {
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if (newConfig.allNodes.hasOwnProperty(id)) {
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node = newConfig.allNodes[id];
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// build the map of what this node is now wired to
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if (node.wires) {
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linkMap[node.id] = linkMap[node.id] || [];
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for (j=0;j<node.wires.length;j++) {
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wires = node.wires[j];
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for (k=0;k<wires.length;k++) {
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if (linkMap[node.id].indexOf(wires[k]) === -1) {
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linkMap[node.id].push(wires[k]);
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}
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nn = newConfig.allNodes[wires[k]];
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if (nn) {
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linkMap[nn.id] = linkMap[nn.id] || [];
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if (linkMap[nn.id].indexOf(node.id) === -1) {
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linkMap[nn.id].push(node.id);
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}
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}
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}
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}
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}
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} while (madeChange===true)
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// This node has been added
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if (!oldConfig.allNodes.hasOwnProperty(id)) {
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added[id] = node;
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// Mark the container as changed
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if (newConfig.allNodes[added[id].z]) {
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changed[added[id].z] = newConfig.allNodes[added[id].z];
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if (changed[added[id].z].type === "subflow") {
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changedSubflows[added[id].z] = changed[added[id].z];
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delete added[id];
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}
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}
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}
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}
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}
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// Find any nodes that exist on a subflow template and remove from changed
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// list as the parent subflow will now be marked as containing a change
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var madeChange;
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// Loop through the nodes looking for references to changed config nodes
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// Repeat the loop if anything is marked as changed as it may need to be
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// propagated to parent nodes.
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// TODO: looping through all nodes every time is a bit inefficient - could be more targeted
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do {
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madeChange = false;
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for (id in newConfig.allNodes) {
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if (newConfig.allNodes.hasOwnProperty(id)) {
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node = newConfig.allNodes[id];
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if (newConfig.allNodes[node.z] && newConfig.allNodes[node.z].type === "subflow") {
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delete changed[node.id];
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}
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}
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}
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for (var prop in node) {
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if (node.hasOwnProperty(prop) && prop != "z" && prop != "id" && prop != "wires") {
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// This node has a property that references a changed/removed node
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// Assume it is a config node change and mark this node as
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// changed.
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// Recursively mark all instances of changed subflows as changed
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var changedSubflowStack = Object.keys(changedSubflows);
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while (changedSubflowStack.length > 0) {
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var subflowId = changedSubflowStack.pop();
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for (id in newConfig.allNodes) {
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if (newConfig.allNodes.hasOwnProperty(id)) {
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node = newConfig.allNodes[id];
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if (node.type === 'subflow:'+subflowId) {
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if (!changed[node.id]) {
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changed[node.id] = node;
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if (!changed[changed[node.id].z] && newConfig.allNodes[changed[node.id].z]) {
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changed[changed[node.id].z] = newConfig.allNodes[changed[node.id].z];
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if (newConfig.allNodes[changed[node.id].z].type === "subflow") {
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// This subflow instance is inside a subflow. Add the
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// containing subflow to the stack to mark
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changedSubflowStack.push(changed[node.id].z);
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delete changed[node.id];
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var changeOrigin = changed[node[prop]];
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if (changeOrigin || removed[node[prop]]) {
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if (!changed[node.id]) {
|
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if (changeOrigin &&
|
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(prop === "g") &&
|
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(changeOrigin.type === "group")) {
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var oldNode = oldConfig.allNodes[node.id];
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// ignore change of group node
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// if group of this node not changed
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if (oldNode &&
|
||||
(node.g === oldNode.g)) {
|
||||
continue;
|
||||
}
|
||||
}
|
||||
madeChange = true;
|
||||
changed[node.id] = node;
|
||||
// This node exists within subflow template
|
||||
// Mark the template as having changed
|
||||
if (newConfig.allNodes[node.z]) {
|
||||
changed[node.z] = newConfig.allNodes[node.z];
|
||||
if (changed[node.z].type === "subflow") {
|
||||
changedSubflows[node.z] = changed[node.z];
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -577,58 +537,96 @@ module.exports = {
|
|||
}
|
||||
}
|
||||
}
|
||||
} while (madeChange===true)
|
||||
|
||||
var diff = {
|
||||
added:Object.keys(added),
|
||||
changed:Object.keys(changed),
|
||||
removed:Object.keys(removed),
|
||||
rewired:Object.keys(wiringChanged),
|
||||
linked:[]
|
||||
// Find any nodes that exist on a subflow template and remove from changed
|
||||
// list as the parent subflow will now be marked as containing a change
|
||||
for (id in newConfig.allNodes) {
|
||||
if (newConfig.allNodes.hasOwnProperty(id)) {
|
||||
node = newConfig.allNodes[id];
|
||||
if (newConfig.allNodes[node.z] && newConfig.allNodes[node.z].type === "subflow") {
|
||||
delete changed[node.id];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Traverse the links of all modified nodes to mark the connected nodes
|
||||
var modifiedNodes = diff.added.concat(diff.changed).concat(diff.removed).concat(diff.rewired);
|
||||
var visited = {};
|
||||
while (modifiedNodes.length > 0) {
|
||||
node = modifiedNodes.pop();
|
||||
if (!visited[node]) {
|
||||
visited[node] = true;
|
||||
if (linkMap[node]) {
|
||||
if (!changed[node] && !added[node] && !removed[node] && !wiringChanged[node]) {
|
||||
diff.linked.push(node);
|
||||
// Recursively mark all instances of changed subflows as changed
|
||||
var changedSubflowStack = Object.keys(changedSubflows);
|
||||
while (changedSubflowStack.length > 0) {
|
||||
var subflowId = changedSubflowStack.pop();
|
||||
for (id in newConfig.allNodes) {
|
||||
if (newConfig.allNodes.hasOwnProperty(id)) {
|
||||
node = newConfig.allNodes[id];
|
||||
if (node.type === 'subflow:'+subflowId) {
|
||||
if (!changed[node.id]) {
|
||||
changed[node.id] = node;
|
||||
if (!changed[changed[node.id].z] && newConfig.allNodes[changed[node.id].z]) {
|
||||
changed[changed[node.id].z] = newConfig.allNodes[changed[node.id].z];
|
||||
if (newConfig.allNodes[changed[node.id].z].type === "subflow") {
|
||||
// This subflow instance is inside a subflow. Add the
|
||||
// containing subflow to the stack to mark
|
||||
changedSubflowStack.push(changed[node.id].z);
|
||||
delete changed[node.id];
|
||||
}
|
||||
}
|
||||
}
|
||||
modifiedNodes = modifiedNodes.concat(linkMap[node]);
|
||||
}
|
||||
}
|
||||
}
|
||||
// console.log(diff);
|
||||
// for (id in newConfig.allNodes) {
|
||||
// console.log(
|
||||
// (added[id]?"a":(changed[id]?"c":" "))+(wiringChanged[id]?"w":" ")+(diff.linked.indexOf(id)!==-1?"l":" "),
|
||||
// newConfig.allNodes[id].type.padEnd(10),
|
||||
// id.padEnd(16),
|
||||
// (newConfig.allNodes[id].z||"").padEnd(16),
|
||||
// newConfig.allNodes[id].name||newConfig.allNodes[id].label||""
|
||||
// );
|
||||
// }
|
||||
// for (id in removed) {
|
||||
// console.log(
|
||||
// "- "+(diff.linked.indexOf(id)!==-1?"~":" "),
|
||||
// id,
|
||||
// oldConfig.allNodes[id].type,
|
||||
// oldConfig.allNodes[id].name||oldConfig.allNodes[id].label||""
|
||||
// );
|
||||
// }
|
||||
}
|
||||
|
||||
return diff;
|
||||
},
|
||||
var diff = {
|
||||
added:Object.keys(added),
|
||||
changed:Object.keys(changed),
|
||||
removed:Object.keys(removed),
|
||||
rewired:Object.keys(wiringChanged),
|
||||
linked:[]
|
||||
}
|
||||
|
||||
/**
|
||||
* Create a new instance of a node
|
||||
* @param {Flow} flow The containing flow
|
||||
* @param {object} config The node configuration object
|
||||
* @return {Node} The instance of the node
|
||||
*/
|
||||
createNode: createNode,
|
||||
// Traverse the links of all modified nodes to mark the connected nodes
|
||||
var modifiedNodes = diff.added.concat(diff.changed).concat(diff.removed).concat(diff.rewired);
|
||||
var visited = {};
|
||||
while (modifiedNodes.length > 0) {
|
||||
node = modifiedNodes.pop();
|
||||
if (!visited[node]) {
|
||||
visited[node] = true;
|
||||
if (linkMap[node]) {
|
||||
if (!changed[node] && !added[node] && !removed[node] && !wiringChanged[node]) {
|
||||
diff.linked.push(node);
|
||||
}
|
||||
modifiedNodes = modifiedNodes.concat(linkMap[node]);
|
||||
}
|
||||
}
|
||||
}
|
||||
// console.log(diff);
|
||||
// for (id in newConfig.allNodes) {
|
||||
// console.log(
|
||||
// (added[id]?"a":(changed[id]?"c":" "))+(wiringChanged[id]?"w":" ")+(diff.linked.indexOf(id)!==-1?"l":" "),
|
||||
// newConfig.allNodes[id].type.padEnd(10),
|
||||
// id.padEnd(16),
|
||||
// (newConfig.allNodes[id].z||"").padEnd(16),
|
||||
// newConfig.allNodes[id].name||newConfig.allNodes[id].label||""
|
||||
// );
|
||||
// }
|
||||
// for (id in removed) {
|
||||
// console.log(
|
||||
// "- "+(diff.linked.indexOf(id)!==-1?"~":" "),
|
||||
// id,
|
||||
// oldConfig.allNodes[id].type,
|
||||
// oldConfig.allNodes[id].name||oldConfig.allNodes[id].label||""
|
||||
// );
|
||||
// }
|
||||
|
||||
return diff;
|
||||
}
|
||||
|
||||
module.exports = {
|
||||
init,
|
||||
createNode,
|
||||
parseConfig,
|
||||
diffConfigs,
|
||||
diffNodes,
|
||||
getEnvVar,
|
||||
mapEnvVarProperties,
|
||||
evaluateEnvProperties
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue